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2011-11-24 Stan Shebs <stan@codesourcery.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
628f39be
SA		 12011-11-17 Sterling Augustine <saugustine@google.com>
2
3 * script.cc (script_include_directive): Implement.
4 (read_script_file): New local variables name and search_path. Update
5 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
6 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
7 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
8
98ef3ea4
SA		 92011-11-11 Sterling Augustine <saugustine@google.com>
10
11 * yyscript.y (section_cmd): Add support for INCLUDE directive.
12 (file_or_sections_cmd): Likewise.
13
f4a8b6d7
DK		 142011-11-11 Doug Kwan <dougkwan@google.com>
15
16 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
17 if --just-symbols is given.
18
29ab395d
DK		 192011-11-10 Doug Kwan <dougkwan@google.com>
20
21 PR gold/13362
22 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
23 when processing data relocs.
24 * reloc.h (Relocate_functions::rel_unaligned): New method.
25 (Relocate_functions::pcrel_unaligned): Ditto.
26 (Relocate_functions::rel32_unaligned): Ditto.
27 (Relocate_functions::pcrel32_unaligned): Ditto.
28
2c339f71
DK		 292011-11-09 Doug Kwan <dougkwan@google.com>
30
31 PR gold/13362
32 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
33 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
34 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
35 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
36 (Relocate_functions::rel_unaligned): New.
37 (Relocate_functions::rel32_unaligned): New.
38 * target-reloc.h (relocate_for_relocatable): Add code to handle
39 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
40 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
41 arm_unaligned_reloc_r): New targets.
42 * testsuite/Makefile.in: Regenerate.
43 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
44 linking.
45
3f3cddf1
ILT		 462011-11-02 Ian Lance Taylor <iant@google.com>
47
48 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
49 NATIVE_LINKER.
50 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
51 * options.cc (General_options::finalize): Use library search path
52 from configure script if specified. If not native and no sysroot,
53 only search TOOLLIBDIR.
54 * options.h (Search_directory::Search_directory): Change name to
55 const std::string&.
56 (General_options::add_to_library_path_with_sysroot): Change arg to
57 const std::string&.
58 * configure, Makefile.in, config.in: Rebuild.
59
a8e2273b
ILT		 602011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
61
62 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
63 we are working around the ARM1176 Erratum.
64 * options.h (General_options::fix_arm1176): Add option.
65 * testsuite/Makefile.am: Add testcases, and keep current ones
66 working.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/arm_fix_1176.s: New file.
69 * testsuite/arm_fix_1176.sh: Likewise.
70
cd6eab1c
ILT		 712011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
72
73 * arm.cc (Target_arm::Target_arm): Remove initialisation of
74 may_use_blx_.
75 (Target_arm::may_use_blx): Remove method.
76 (Target_arm::set_may_use_blx): Likewise.
77 (Target_arm::may_use_v4t_interworking): New method.
78 (Target_arm::may_use_v5t_interworking): Likewise.
79 (Target_arm::may_use_blx_): Remove member variable.
80 (Arm_relocate_functions::arm_branch_common): Check for v5T
81 interworking.
82 (Arm_relocate_functions::thumb_branch_common): Likewise.
83 (Reloc_stub::stub_type_for_reloc): Likewise.
84 (Target_arm::do_finalize_sections): Correct interworking checks.
85 * testsuite/Makefile.am: Add new tests.
86 * testsuite/Makefile.in: Regenerate.
87 * testsuite/arm_farcall_arm_arm.s: New test.
88 * testsuite/arm_farcall_arm_arm.sh: Likewise.
89 * testsuite/arm_farcall_arm_thumb.s: Likewise.
90 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
91 * testsuite/arm_farcall_thumb_arm.s: Likewise.
92 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
93 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
94 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
95
286adcf4
CC		 962011-10-31 Cary Coutant <ccoutant@google.com>
97
98 PR gold/13023
99 * expression.cc (Expression::eval_with_dot): Add
100 is_section_dot_assignment parameter.
101 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
102 absolute and assigning to dot within a section.
103 * script-sections.cc
104 (Output_section_element_assignment::set_section_addresses): Pass
105 dot_section to set_if_absolute.
106 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
107 as is_section_dot_assignment flag to eval_with_dot.
108 (Output_section_element_dot_assignment::set_section_addresses):
109 Likewise.
110 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
111 parameter. Also set value if relative to dot_section; set the
112 symbol's output_section.
113 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
114 parameter. Adjust all callers.
115 (Expression::eval_maybe_dot): Likewise.
116 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
117 Adjust all callers.
118 * testsuite/script_test_2.t: Test assignment of an absolute value
119 to dot within an output section element.
120
9634ed06
CC		 1212011-10-31 Cary Coutant <ccoutant@google.com>
122
123 * options.h (class General_options): Add --[no-]gnu-unique options.
124 * symtab.cc (Symbol_table::sized_write_globals): Convert
125 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
126
de4101c7
CC		 1272011-10-31 Cary Coutant <ccoutant@google.com>
128
129 PR gold/13359
130 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
131 unnecessary assertion.
132 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
133
7257cc92
ST		 1342011-10-31 Sriraman Tallam <tmsriram@google.com>
135
136 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
137 gc_mark_symbol.
138 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
139 gc_mark_symbol.
140 Change to just keep the section associated with symbol.
141 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
142 they are externally visible and --export-dynamic is turned on.
143 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
144
bfc34b3f
ILT		 1452011-10-19 Ian Lance Taylor <iant@google.com>
146
147 PR gold/13163
148 * script-sections.cc
149 (Output_section_element_dot_assignment::needs_output_section): New
150 function.
151
ea0d8c47
ILT		 1522011-10-19 Ian Lance Taylor <iant@google.com>
153
154 PR gold/13204
155 * layout.cc (Layout::segment_precedes): Don't assert failure if a
156 --section-start option was seen.
157 * options.h (General_options::any_section_start): New function.
158
abd242a9
DM		 1592011-10-18 David S. Miller <davem@davemloft.net>
160
161 PR binutils/13301
162 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
163 member to track relocation locations that have moved during TLS
164 reloc optimizations.
165 (Target_sparc::Relocate::Relocate): Initialize to NULL.
166 (Target_sparc::Relocate::relocate): Adjust view down by 4
167 bytes if it matches reloc_adjust_addr_.
168 (Target_sparc::Relocate::relocate_tls): Always move the
169 __tls_get_addr call delay slot instruction forward 4 bytes when
170 performing relaxation.
171
bab9090f
CC		 1722011-10-18 Cary Coutant <ccoutant@google.com>
173
174 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
175 (Output_file::map_no_anonymous): Check for non-zero
176 return code from posix_fallocate.
177
f7c5b166
CC		 1782011-10-17 Cary Coutant <ccoutant@google.com>
179
180 PR gold/13245
181 * plugin.cc (is_visible_from_outside): Check for symbols
182 referenced from dynamic objects.
183 * resolve.cc (Symbol_table::resolve): Don't count references
184 from dynamic objects as references from real ELF files.
185 * testsuite/plugin_test_2.sh: Adjust expected result.
186
b490c0bb
CC		 1872011-10-17 Cary Coutant <ccoutant@google.com>
188
189 * gold.cc: Include timer.h.
190 (queue_middle_tasks): Stamp time.
191 (queue_final_tasks): Likewise.
192 * main.cc (main): Store timer in parameters. Print timers
193 for each pass.
194 * parameters.cc (Parameters::Parameters): Initialize timer_.
195 (Parameters::set_timer): New function.
196 (set_parameters_timer): New function.
197 * parameters.h (Parameters::set_timer): New function.
198 (Parameters::timer): New function.
199 (Parameters::timer_): New data member.
200 (set_parameters_timer): New function.
201 * timer.cc (Timer::stamp): New function.
202 (Timer::get_pass_time): New function.
203 * timer.h (Timer::stamp): New function.
204 (Timer::get_pass_time): New function.
205 (Timer::pass_times_): New data member.
206
f475cf7b
CC		 2072011-10-17 Cary Coutant <ccoutant@google.com>
208
209 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
210 task for members of lib groups.
211
cdd7e244
CC		 2122011-10-17 Cary Coutant <ccoutant@google.com>
213
214 PR gold/13288
4f95c8b4 215 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 216 (File_read::make_view): Move bounds check (replace with assert)...
217 (File_read::find_or_make_view): ... to here.
218
dfb45471
CC		 2192011-10-12 Cary Coutant <ccoutant@google.com>
220
4f95c8b4 221 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 222 ::read returns less than requested size.
223
53bbcc1b
CC		 2242011-10-10 Cary Coutant <ccoutant@google.com>
225
4f95c8b4 226 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 227 Initialize defined_count_.
228 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
229 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
230 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
231 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
232 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 233 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 234 member.
235 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 236 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 237 Return zeroes instead of internal error.
238
397b129b
CC		 2392011-10-10 Cary Coutant <ccoutant@google.com>
240
241 PR gold/13249
4f95c8b4 242 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 243 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 244 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 245 (Output_reloc::type_): Adjust size of bit field.
246 (Output_reloc::use_plt_offset_): New bit field.
247 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
248 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
249 flag. Adjust all callers.
4f95c8b4 250 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 251 creating RELATIVE relocations.
252
d5698657
NC		 2532011-10-10 Nick Clifton <nickc@redhat.com>
254
255 * po/es.po: Updated Spanish translation.
256 * po/fi.po: Updated Finnish translation.
257
6a59a5c2
DN		 2582011-10-03 Diego Novillo <dnovillo@google.com>
259
260 * options.cc (parse_uint): Fix dereference of RETVAL.
261
f0558624
ST		 2622011-09-29 Sriraman Tallam <tmsriram@google.com>
263
264 * layout.h (section_order_map_): New member.
265 (get_section_order_map): New member function.
266 * output.cc (Output_section::add_input_section): Check for patterns
267 only when --section-ordering-file is specified.
268 * gold.cc (queue_middle_tasks): Delay updating order of sections till
269 output_sections have been formed.
270 * layout.cc (Layout_Layout): Initialize section_order_map_.
271 * plugin.cc (update_section_order): Store order in order_map. Do not
272 update the order.
273 * testsuite/Makefile.am: Add test case for plugin_final_layout.
274 * testsuite/Makefile.in: Regenerate.
275 * testsuite/plugin_section_order.c: New file.
276 * testsuite/plugin_final_layout.cc: New file.
277 * testsuite/plugin_final_layout.sh: New file.
278
a7dac153
CC		 2792011-09-29 Cary Coutant <ccoutant@google.com>
280
4f95c8b4 281 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 282 Check for NULL.
4f95c8b4 283 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 284 symbols during incremental update.
285 (Symbol_table::add_from_dynobj): Likewise.
286
eebd87a5
ILT		 2872011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
288 Ian Lance Taylor <iant@google.com>
289
290 * symtab.cc (Symbol_table::define_special_symbol): Always
291 canonicalize version string.
292
403a3331
CC		 2932011-09-26 Cary Coutant <ccoutant@google.com>
294
4f95c8b4
CC		 295 * gold.cc (queue_initial_tasks): Move option checks ...
296 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 297 some options; make others fatal.
298
235061c2
CC		 2992011-09-26 Cary Coutant <ccoutant@google.com>
300
301 gcc PR lto/47247
302 * plugin.cc (get_symbols_v2): New function.
303 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
304 (is_referenced_from_outside): New function.
305 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
306 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
307 (get_symbols): Pass version parameter.
308 (get_symbols_v2): New function.
309 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
310 parameter.
311 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
312 (onload): Add LDPT_GET_SYMBOLS_V2.
313 (all_symbols_read_hook): Use get_symbols_v2; check for
314 LDPR_PREVAILING_DEF_IRONLY_EXP.
315 * testsuite/plugin_test_3.sh: Update expected results.
316
dc87f620
ILT		 3172011-09-23 Simon Baldwin <simonb@google.com>
318
319 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
320 configuration options.
321 * configure: Regenerate.
322 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
323 * Makefile.in: Regenerate.
324 * testsuite/Makefile.in: Regenerate.
325
a8279f82
ST		 3262011-09-19 Sriraman Tallam <tmsriram@google.com>
327
328 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
329
0c9350c8
CC		 3302011-09-19 Cary Coutant <ccoutant@google.com>
331
332 * incremental.cc (can_incremental_update): Fix typo in comment.
333 * incremental.h (can_incremental_update): Likewise.
334
aa06ae28
CC		 3352011-09-18 Cary Coutant <ccoutant@google.com>
336
337 * incremental.cc (can_incremental_update): New function.
338 * incremental.h (can_incremental_update): New function.
339 * layout.cc (Layout::init_fixed_output_section): Call it.
340 (Layout::make_output_section): Don't allow patch space in .eh_frame.
341 * object.cc (Sized_relobj_file::do_layout): Call
342 can_incremental_update.
343
ebb300b2
CC		 3442011-09-13 Cary Coutant <ccoutant@google.com>
345
346 * configure.ac: Check for glibc support for gnu_indirect_function
347 support with static linking, setting automake conditional
348 IFUNC_STATIC.
349 * Makefile.in: Regenerate.
350 * configure: Regenerate.
351
352 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
353 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
354 for IFUNC_STATIC.
355 * testsuite/Makefile.in: Regenerate.
356
1206d0d5
CC		 3572011-09-13 Cary Coutant <ccoutant@google.com>
358
359 * incremental.cc (Sized_relobj_incr::do_layout): Call
360 report_comdat_group for kept comdat sections.
361 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
362 * testsuite/Makefile.in: Regenerate.
363 * testsuite/incr_comdat_test_1.cc: New source file.
364 * testsuite/incr_comdat_test_2_v1.cc: New source file.
365 * testsuite/incr_comdat_test_2_v2.cc: New source file.
366 * testsuite/incr_comdat_test_2_v3.cc: New source file.
367
40b29874
ILT		 3682011-09-13 Ian Lance Taylor <iant@google.com>
369
370 * object.cc (Sized_relobj_file::do_layout): Remove unused local
371 variable external_symbols_offset.
372
1b045aac
ILT		 3732011-09-12 Ian Lance Taylor <iant@google.com>
374
375 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
376 triggered if object has no symbols.
377
24c6c55a
DM		 3782011-09-09 David S. Miller <davem@davemloft.net>
379
380 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
381 (Output_fill_debug_line::do_write): Likewise.
382
66570254
CC		 3832011-08-29 Cary Coutant <ccoutant@google.com>
384
385 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
386 casts to match formatting specs.
387 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
388
8ea8cd50
CC		 3892011-08-26 Cary Coutant <ccoutant@google.com>
390
391 * layout.cc (Free_list::allocate): Provide guarantee of minimum
392 remaining hole size when allocating.
393 (Layout::make_output_section): Set fill methods for debug sections.
394 * layout.h (Free_list::Free_list_node): Move from private to
395 public.
396 (Free_list::set_min_hole_size): New function.
397 (Free_list::begin, Free_list::end): New functions.
398 (Free_list::min_hole_): New data member.
399 * output.cc: Include dwarf.h.
400 (Output_fill_debug_info::do_minimum_hole_size): New function.
401 (Output_fill_debug_info::do_write): New function.
402 (Output_fill_debug_line::do_minimum_hole_size): New function.
403 (Output_fill_debug_line::do_write): New function.
404 (Output_section::Output_section): Initialize new data member.
405 (Output_section::set_final_data_size): Ensure patch space is larger
406 than minimum hole size.
407 (Output_section::do_write): Fill holes in debug sections.
408 * output.h (Output_fill): New class.
409 (Output_fill_debug_info): New class.
410 (Output_fill_debug_line): New class.
411 (Output_section::set_free_space_fill): New function.
412 (Output_section::free_space_fill_): New data member.
413 * testsuite/Makefile.am (incremental_test_3): Add
414 --incremental-patch option.
415 (incremental_test_4): Likewise.
416 (incremental_test_5): Likewise.
417 (incremental_test_6): Likewise.
418 (incremental_copy_test): Likewise.
419 (incremental_common_test_1): Likewise.
420 * testsuite/Makefile.in: Regenerate.
421
7cf80422
NC		 4222011-08-26 Nick Clifton <nickc@redhat.com>
423
424 * po/es.po: Updated Spanish translation.
425
c3f7b0e5
CC		 4262011-08-01 Cary Coutant <ccoutant@google.com>
427
428 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
429 * gold/testsuite/Makefile.in: Regenerate.
430 * gold/testsuite/justsyms_exec.c: New source file.
431 * gold/testsuite/justsyms_lib.c: New source file.
432
9590bf25
CC		 4332011-08-01 Cary Coutant <ccoutant@google.com>
434
435 * layout.cc (Layout::set_segment_offsets): Don't realign text
436 segment if -Ttext was specified.
437 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
438 file type.
439 * object.h (Sized_relobj_file::e_type): New function.
440 (Sized_relobj_file::e_type_): New data member.
441 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
442 base address for ET_EXEC files.
443 * target.cc (Target::do_make_elf_object_implementation): Allow
444 ET_EXEC files with --just-symbols option.
445
dcd8d12e
CC		 4462011-07-28 Cary Coutant <ccoutant@google.com>
447
448 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
449 Add thread_number parameter.
450 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
451 * workqueue-threads.cc
452 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
453 current thread if its thread number is greater than desired thread
454 count.
455 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
456 Add thread_number parameter.
457 (Workqueue::should_cancel_thread): Likewise.
458 (Workqueue::find_runnable_or_wait): Pass thread_number to
459 should_cancel_thread.
460 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
461 parameter.
462
804eb480
ST		 4632011-07-22 Sriraman Tallam <tmsriram@google.com>
464
465 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
466 only after checking if it cannot be forced local.
467 * symtab.h (is_externally_visible): Check if the symbol is not forced
468 local.
469
f1ddb600
ILT		 4702011-07-15 Ian Lance Taylor <iant@google.com>
471
472 * options.h (class General_options): Add --print-output-format.
473 Move -EL next to -EB, for better --help output.
474 * target-select.cc: Include <cstdio>, "options.h", and
475 "parameters.h".
476 (Target_selector::do_target_bfd_name): New function.
477 (print_output_format): New function.
478 * target-select.h (class Target_selector): Update declarations.
479 (Target_selector::target_bfd_name): New function.
480 (print_output_format): Declare.
481 * main.cc: Include "target-select.h".
482 (main): Handle --print-output-format.
483 * gold.cc: Include "target-select.h".
484 (queue_initial_tasks): Handle --print-output-format when there are
485 no input files.
486 * parameters.cc (parameters_force_valid_target): Give a better
487 error message if -EB/-EL does not match target.
488 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
489 function.
490
7d172687
ILT		 4912011-07-15 Ian Lance Taylor <iant@google.com>
492
493 * i386.cc (class Output_data_plt_i386): Add layout_ field.
494 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
495 (Output_data_plt_i386::do_write): Write address of .dynamic
496 section to first entry in .got.plt section.
497 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
498 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
499 Initialize layout_.
500 (Output_data_plt_x86_64::do_write): Write address of .dynamic
501 section to first entry in .got.plt section.
502 * layout.h (Layout::dynamic_section): New function.
503
e9552f7e
ST		 5042011-07-13 Sriraman Tallam <tmsriram@google.com>
505
506 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
507 to claim_file call.
508 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
509 input_section_position_, and input_section_glob_.
510 (read_layout_from_file): Call function section_ordering_specified.
511 * layout.h (is_section_ordering_specified): New function.
512 (section_ordering_specified): New function.
513 (section_ordering_specified_): New boolean member.
514 * main.cc(main): Call load_plugins after layout object is defined.
515 * output.cc (Output_section::add_input_section): Use
516 function section_ordering_specified to check if section ordering is
517 needed.
518 * output.cc (Output_section::add_relaxed_input_section): Use
519 function section_ordering_specified to check if section ordering is
520 needed.
521 (Output_section::update_section_layout): New function.
522 (Output_section::sort_attached_input_sections): Check if input section
523 must be reordered.
524 * output.h (Output_section::update_section_layout): New function.
525 * plugin.cc (get_section_count): New function.
526 (get_section_type): New function.
527 (get_section_name): New function.
528 (get_section_contents): New function.
529 (update_section_order): New function.
530 (allow_section_ordering): New function.
531 (Plugin::load): Add the new interfaces to the transfer vector.
532 (Plugin_manager::load_plugins): New parameter.
533 (Plugin_manager::all_symbols_read): New parameter.
534 (Plugin_manager::claim_file): New parameter. Save the elf object for
535 unclaimed objects.
536 (Plugin_manager::get_elf_object): New function.
537 (Plugin_manager::get_view): Change to directly use the bool to check
538 if get_view is called from claim_file_hook.
539 * plugin.h (input_objects): New function
540 (Plugin__manager::load_plugins): New parameter.
541 (Plugin_manager::claim_file): New parameter.
542 (Plugin_manager::get_elf_object): New function.
543 (Plugin_manager::in_claim_file_handler): New function.
544 (Plugin_manager::in_claim_file_handler_): New member.
545 (layout): New function.
546 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
547 handler with an extra parameter. Make the elf object before calling
548 claim_file handler.
549 * testsuite/plugin_test.c (get_section_count): New function pointer.
550 (get_section_type): New function pointer.
551 (get_section_name): New function pointer.
552 (get_section_contents): New function pointer.
553 (update_section_order): New function pointer.
554 (allow_section_ordering): New function pointer.
555 (onload): Check if the new interfaces exist.
556
9446efde
ILT		 5572011-07-13 Ian Lance Taylor <iant@google.com>
558
559 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
560 relro section.
561 * x86_64.cc (Target_x86_64::got_section): Likewise.
562 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
563 (relro_now_test_SOURCES): New variable.
564 (relro_now_test_DEPENDENCIES): New variable.
565 (relro_now_test_LDFLAGS): New variable.
566 (relro_now_test_LDADD): New variable.
567 (relro_now_test.so): New target.
568 * testsuite/Makefile.in: Rebuild.
569
07aa62f2
ILT		 5702011-07-12 Ian Lance Taylor <iant@google.com>
571
572 PR gold/12980
573 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
574 GLOB_DAT relocation rather than a RELATIVE relocation for a
575 protected symbol when creating a shared library.
576 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
577 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
578 * testsuite/protected_main_1.cc (main): Test that protected
579 function has same address.
580
e2153196
ILT		 5812011-07-11 Ian Lance Taylor <iant@google.com>
582
583 PR gold/12979
584 * options.h (class General_options): Add -Bgroup.
585 * options.cc (General_options::finalize): If -Bgroup is set,
586 default to --unresolved-symbols=report-all.
587 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
588 * target-reloc.h (issue_undefined_symbol_error): Handle
589 --unresolved-symbols=report-all.
590
6daf5215
ILT		 5912011-07-08 Ian Lance Taylor <iant@google.com>
592
593 PR gold/11985
594 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
595 if linker script discards key sections.
596 (Layout::create_dynamic_symtab): Likewise.
597 (Layout::assign_local_dynsym_offsets): Likewise.
598 (Layout::sized_create_version_sections): Likewise.
599 (Layout::create_interp): Likewise.
600 (Layout::finish_dynamic_section): Likewise.
601 (Layout::set_dynamic_symbol_size): Likewise.
602
beabb2c6
ILT		 6032011-07-08 Ian Lance Taylor <iant@google.com>
604
605 PR gold/12386
606 * options.h (class General_options): Add --unresolved-symbols.
607 * target-reloc.h (issue_undefined_symbol_error): Check
608 --unresolved-symbols. Add comments.
609
9c16daf1
ILT		 6102011-07-08 Ian Lance Taylor <iant@google.com>
611
612 * testsuite/odr_violation2.cc (Ordering::operator()): Make
613 expression more complex.
614
191f1a2d
ILT		 6152011-07-08 Ian Lance Taylor <iant@google.com>
616
617 PR gold/11317
618 * target-reloc.h (issue_undefined_symbol_error): New inline
619 function, broken out of relocate_section.
620 (relocate_section): Call issue_undefined_symbol_error.
621 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
622 there is no TLS segment if we are about to issue an undefined
623 symbol error.
624 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
625
62855347
ILT		 6262011-07-08 Ian Lance Taylor <iant@google.com>
627
628 PR gold/12279
629 * resolve.cc (Symbol_table::should_override): Add fromtype
630 parameter. Change all callers. Give error when linking together
631 TLS and non-TLS symbol.
632 (Symbol_table::should_override_with_special): Add fromtype
633 parameter. Change all callers.
634 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
635 there is no TLS segment if we have reported some errors.
636 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
637
67181c72
ILT		 6382011-07-08 Ian Lance Taylor <iant@google.com>
639
640 PR gold/12372
641 * target.h (Target::plt_address_for_global): New function.
642 (Target::plt_address_for_local): New function.
643 (Target::plt_section_for_global): Remove.
644 (Target::plt_section_for_local): Remove.
645 (Target::do_plt_address_for_global): New virtual function.
646 (Target::do_plt_address_for_local): New virtual function.
647 (Target::do_plt_section_for_global): Remove.
648 (Target::do_plt_section_for_local): Remove.
649 (Target::register_global_plt_entry): Add Symbol_table and Layout
650 parameters.
651 * output.cc (Output_data_got::Got_entry::write): Use
652 plt_address_for_global and plt_address_for_local.
653 * layout.cc (Layout::add_target_dynamic_tags): Use size and
654 address of output section.
655 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
656 got_irelative_, and irelative_count_ fields. Update
657 declarations.
658 (Output_data_plt_i386::has_irelative_section): New function.
659 (Output_data_plt_i386::entry_count): Add irelative_count_.
660 (Output_data_plt_i386::set_final_data_size): Likewise.
661 (class Target_i386): Add got_irelative_ and rel_irelative_
662 fields. Update declarations.
663 (Target_i386::Target_i386): Initialize new fields.
664 (Target_i386::do_plt_address_for_global): New function replacing
665 do_plt_section_for_global.
666 (Target_i386::do_plt_address_for_local): New function replacing
667 do_plt_section_for_local.
668 (Target_i386::got_section): Create got_irelative_.
669 (Target_i386::rel_irelative_section): New function.
670 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
671 fields. Don't define __rel_iplt_{start,end}.
672 (Output_data_plt_i386::add_entry): Add symtab and layout
673 parameters. Change all callers. Use different PLT and GOT for
674 IFUNC symbols.
675 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
676 layout parameters. Change all callers. Use different PLT and
677 GOT.
678 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
679 (Output_data_plt_i386::rel_irelative): New function.
680 (Output_data_plt_i386::address_for_global): New function.
681 (Output_data_plt_i386::address_for_local): New function.
682 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
683 IRELATIVE GOT when changing IFUNC GOT entries.
684 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
685 reloc.
686 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
687 if we didn't create an IRELATIVE GOT.
688 (Target_i386::Relocate::relocate): Use plt_address_for_global and
689 plt_address_for_local.
690 (Target_i386::do_dynsym_value): Use plt_address_for_global.
691 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
692 got_irelative_, and irelative_count_ fields. Update
693 declarations.
694 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
695 Initialize new fields. Remove symtab parameter. Change all
696 callers.
697 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
698 irelative_count_.
699 (Output_data_plt_x86_64::has_irelative_section): New function.
700 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
701 (class Target_x86_64): Add got_irelative_ and rel_irelative_
702 fields. Update declarations.
703 (Target_x86_64::Target_x86_64): Initialize new fields.
704 (Target_x86_64::do_plt_address_for_global): New function replacing
705 do_plt_section_for_global.
706 (Target_x86_64::do_plt_address_for_local): New function replacing
707 do_plt_section_for_local.
708 (Target_x86_64::got_section): Create got_irelative_.
709 (Target_x86_64::rela_irelative_section): New function.
710 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
711 all callers. Don't create __rel_iplt_{start,end}.
712 (Output_data_plt_x86_64::add_entry): Add symtab and layout
713 parameters. Change all callers. Use different PLT and GOT for
714 IFUNC symbols.
715 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
716 layout parameters. Change all callers. Use different PLT and
717 GOT.
718 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
719 parameters. Change all callers. Use different PLT and GOT for
720 IFUNC symbols.
721 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
722 (Output_data_plt_x86_64::rela_irelative): New function.
723 (Output_data_plt_x86_64::address_for_global): New function.
724 (Output_data_plt_x86_64::address_for_local): New function.
725 (Output_data_plt_x86_64::set_final_data_size): Likewise.
726 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
727 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
728 (Target_x86_64::register_global_plt_entry): Add symtab and layout
729 parameters.
730 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
731 reloc.
732 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
733 symbols if we didn't create an IRELATIVE GOT.
734 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
735 plt_address_for_local.
736 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
737 * testsuite/ifuncvar1.c: New test file.
738 * testsuite/ifuncvar2.c: New test file.
739 * testsuite/ifuncvar3.c: New test file.
740 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
741 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
742 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
743 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
744 * testsuite/Makefile.in: Rebuild.
745
33c15b45
CC		 7462011-07-07 Cary Coutant <ccoutant@google.com>
747
748 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
749 (two_file_test_1_ndebug.o): Likewise.
750 (two_file_test_1b_ndebug.o): Likewise.
751 (two_file_test_2_ndebug.o): Likewise.
752 (two_file_test_main_ndebug.o): Likewise.
753 (incremental_test_2): Link with no-debug versions.
754
f48b5fb7
CC		 7552011-07-06 Cary Coutant <ccoutant@google.com>
756
757 * gold/incremental.cc
758 (Output_section_incremental_inputs::write_info_blocks): Check for
759 hidden and internal symbols.
760
221597a5
CC		 7612011-07-06 Cary Coutant <ccoutant@google.com>
762
763 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
764 Check disposition for startup file.
765 (Incremental_inputs::report_command_line): Ignore
766 --incremental-startup-unchanged option.
767 * options.cc (General_options::parse_incremental_startup_unchanged):
768 New function.
769 (General_options::General_options): Initialize new data member.
770 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
771 (General_options): Add --incremental-startup-unchanged option.
772 (General_options::incremental_startup_disposition): New function.
773 (General_options::incremental_startup_disposition_): New data member.
774
e24719f6
CC		 7752011-07-06 Cary Coutant <ccoutant@google.com>
776
777 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
778 input file index to Script_info ctor.
779 (Sized_incremental_binary::do_file_has_changed): Find the
780 command-line argument for files named in scripts.
781 * incremental.h (Script_info::Script_info): New ctor
782 with input file index.
783 (Script_info::input_file_index): New function.
784 (Script_info::input_file_index_): New data member.
785 (Incremental_binary::get_library): Add const.
786 (Incremental_binary::get_script_info): Add const.
787 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
788 * testsuite/Makefile.am (incremental_test_5): New test case.
789 (incremental_test_6): New test case.
790 * testsuite/Makefile.in: Regenerate.
791
8f7c81e8
CC		 7922011-07-06 Cary Coutant <ccoutant@google.com>
793
794 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
795 debug output when command lines differ.
796
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CC		 7972011-07-06 Cary Coutant <ccoutant@google.com>
798
799 * incremental.cc (Incremental_inputs::report_command_line): Ignore
800 --incremental-patch option.
801 * layout.cc (Free_list::allocate): Extend allocation beyond original
802 end if enabled.
803 (Layout::make_output_section): Mark sections that should get
804 patch space.
805 * options.cc (parse_percent): New function.
806 * options.h (parse_percent): New function.
807 (DEFINE_percent): New macro.
808 (General_options): Add --incremental-patch option.
809 * output.cc (Output_section::Output_section): Initialize new data
810 members.
811 (Output_section::add_input_section): Print section name when out
812 of patch space.
813 (Output_section::add_output_section_data): Likewise.
814 (Output_section::set_final_data_size): Add patch space when
815 doing --incremental-full.
816 (Output_section::do_reset_address_and_file_offset): Remove patch
817 space.
818 (Output_segment::set_section_list_addresses): Print debug output
819 only if --incremental-update.
820 * output.h (Output_section::set_is_patch_space_allowed): New function.
821 (Output_section::is_patch_space_allowed_): New data member.
822 (Output_section::patch_space_): New data member.
823 * parameters.cc (Parameters::incremental_full): New function.
824 * parameters.h (Parameters::incremental_full): New function
825 * testsuite/Makefile.am (incremental_test_2): Add test for
826 --incremental-patch option.
827 * testsuite/Makefile.in: Regenerate.
828 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
829 (t18): Remove function body.
830
f6cccc2c
DK		 8312011-07-05 Doug Kwan <dougkwan@google.com>
832
833 PR gold/12771
834 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
835 Arm_Address type for relocation result.
836 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
837 overflow check.
838 (Arm_relocate_functions::abs32): Use unaligned access.
839 (Arm_relocate_functions::rel32): Ditto.
840 (Arm_relocate_functions::prel31): Ditto.
841 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
842 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
843 static data relocations.
844 * testsuite/Makefile.in: Regnerate.
845 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
846
28a13fec
ILT		 8472011-07-05 Ian Lance Taylor <iant@google.com>
848
849 PR gold/12392
850 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
851 symbols if necessary.
852 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
853
24d47b34
ILT		 8542011-07-05 Ian Lance Taylor <iant@google.com>
855
856 PR gold/12952
857 * resolve.cc (Symbol::override_base_with_special): Simply override
858 version with special symbol version, ignoring previous version.
859
41f9cbbe
ILT		 8602011-07-05 Ian Lance Taylor <iant@google.com>
861
862 * object.cc (Sized_relobj_file::include_section_group): Add
863 information to comment about signature location.
864
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ILT		 8652011-07-02 Ian Lance Taylor <iant@google.com>
866
867 PR gold/12957
868 * options.h (class General_options): Add -f and -F.
869 * options.cc (General_options::finalize): Fatal error if -f/-F
870 are used without -shared.
871 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
872
ae3a6d4f
ILT		 8732011-07-02 Ian Lance Taylor <iant@google.com>
874
875 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
876
21131061
ILT		 8772011-07-01 Ian Lance Taylor <iant@google.com>
878
879 PR gold/12525
880 PR gold/12952
881 * resolve.cc (Symbol::override_base_with_special): Don't override
882 the version if the overriding symbol has a different name.
883 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
884 all callers. If we give an error about an undefined version,
885 define the base version if necessary.
886 * dynobj.h (class Versions): Update declaration.
887 * testsuite/weak_alias_test_5.cc: New file.
888 * testsuite/weak_alias_test.script: New file.
889 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
890 and versioned_alias have the right value, and call t2.
891 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
892 weak_alias_test_5.so.
893 (weak_alias_test_LDADD): Likewise.
894 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
895 * testsuite/Makefile.in: Rebuild.
896
611062c0
ILT		 8972011-07-01 Ian Lance Taylor <iant@google.com>
898
899 PR gold/12525
900 * options.h (class General_options): Support -z notext.
901 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
902 -Wl,-z,notext.
903 (two_file_shared_nonpic.so): Likewise.
904 (two_file_shared_mixed.so): Likewise.
905 (two_file_shared_mixed_1.so): Likewise.
906 (weak_undef_lib_nonpic.so): Likewise.
907 (alt/weak_undef_lib_nonpic.so): Likewise.
908 (tls_test_shared_nonpic.so): Likewise.
909 * testsuite/Makefile.in: Rebuild.
910
328c7c2f
ILT		 9112011-07-01 Ian Lance Taylor <iant@google.com>
912
913 PR gold/12525
914 * configure.ac: Test whether static linking works, setting
915 the automake conditional HAVE_STATIC.
916 * testsuite/Makefile.am: Disable tests using -static if
917 HAVE_STATIC is not true.
918 * configure, testsuite/Makefile.in: Rebuild.
919
02d7cd44
ILT		 9202011-07-01 Ian Lance Taylor <iant@google.com>
921
922 PR gold/12525
923 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
924 Assert if we see DW_EH_PE_indirect.
925 * target.h (Target::ehframe_datarel_base): New function.
926 (Target::do_ehframe_datarel_base): New target function.
927 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
928 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
929 function.
930
07a60597
ILT		 9312011-07-01 Ian Lance Taylor <iant@google.com>
932
933 PR gold/12571
934 * options.h (class General_options): Add
935 --ld-generated-unwind-info.
936 * ehframe.cc (Fde::write): Add address parameter. Change all
937 callers. If associated with PLT, fill in address and size.
938 (Cie::set_output_offset): Only add merge mapping if there is an
939 object.
940 (Cie::write): Add address parameter. Change all callers.
941 (Eh_frame::add_ehframe_for_plt): New function.
942 * ehframe.h (class Fde): Update declarations. Move shndx_ and
943 input_offset_ fields into union u_, with new plt field.
944 (Fde::Fde): Adjust for new union field.
945 (Fde::Fde) [Output_data version]: New constructor.
946 (Fde::add_mapping): Only add merge mapping if there is an object.
947 (class Cie): Update declarations.
948 (class Eh_frame): Declare add_ehframe_for_plt.
949 * layout.cc (Layout::layout_eh_frame): Break out code into
950 make_eh_frame_section, and call it.
951 (Layout::make_eh_frame_section): New function.
952 (Layout::add_eh_frame_for_plt): New function.
953 * layout.h (class Layout): Update declarations.
954 * merge.cc (Merge_map::add_mapping): Add assertion.
955 * i386.cc: Include "dwarf.h".
956 (class Output_data_plt_i386): Make first_plt_entry,
957 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
958 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
959 and plt_eh_frame_fde.
960 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
961 boundary. Call add_eh_frame_for_plt if appropriate.
962 * x86_64.cc: Include "dwarf.h".
963 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
964 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
965 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
966 and plt_eh_frame_fde.
967 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
968 appropriate.
969
14788a3f
ILT		 9702011-06-29 Ian Lance Taylor <iant@google.com>
971
972 PR gold/12629
973 * object.cc (Sized_relobj_file::layout_section): Change shdr
974 parameter to be const.
975 (Sized_relobj_file::layout_eh_frame_section): New function, broken
976 out of do_layout.
977 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
978 appropriate. Call layout_eh_frame_section.
979 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
980 sections.
981 * object.h (class Sized_relobj_file): Update declarations.
982
6c21fce1
ILT		 9832011-06-29 Ian Lance Taylor <iant@google.com>
984
37e41b03 985 PR gold/12652
6c21fce1
ILT		 986 * script.cc (Token::integer_value): Accept trailing M/m/K/k
987 modifier.
988 (Lex::gather_token): Accept trailing M/m/K/k for integers.
989
4d5e4e62
ILT		 9902011-06-29 Ian Lance Taylor <iant@google.com>
991
992 PR gold/12675
993 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
994 SHT_X86_64_UNWIND.
995 * layout.cc (Layout::layout_eh_frame): Likewise.
996
886f533a
ILT		 9972011-06-29 Ian Lance Taylor <iant@google.com>
998
999 PR gold/12695
1000 * layout.cc (Layout::symtab_section_shndx): New function.
1001 * layout.h (class Layout): Declare symtab_section_shndx.
1002 * output.cc (Output_section::write_header): Call it.
1003
f3ae1b28
ILT		 10042011-06-29 Ian Lance Taylor <iant@google.com>
1005
1006 PR gold/12818
1007 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1008 symbols which are not used in a relocation.
1009
aecf301f
ILT		 10102011-06-28 Ian Lance Taylor <iant@google.com>
1011
1012 PR gold/12898
1013 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1014 script create indistinguishable segments.
1015 (Layout::set_segment_offsets): Use stable_sort when sorting
1016 segments. Pass this to Compare_segments constructor.
1017 * layout.h (class Layout): Make segment_precedes non-static.
1018 (class Compare_segments): Change from struct to class. Add
1019 layout_ field. Add constructor.
1020 * script-sections.cc
1021 (Script_sections::attach_sections_using_phdrs_clause): Rename
1022 local orphan to is_orphan. Don't report failure to put empty
1023 section in segment. On attachment failure, report name of
1024 section, and attach to first PT_LOAD segment.
1025
03ef7571
ILT		 10262011-06-28 Ian Lance Taylor <iant@google.com>
1027
1028 PR gold/12934
1029 * target-select.cc (Target_selector::Target_selector): Add
1030 emulation parameter. Change all callers.
1031 (select_target_by_bfd_name): Rename from select_target_by_name.
1032 Change all callers.
1033 (select_target_by_emulation): New function.
1034 (supported_emulation_names): New function.
1035 * target-select.h (class Target_selector): Add emulation_ field.
1036 Update declarations.
1037 (Target_selector::recognize_by_bfd_name): Rename from
1038 recognize_by_name. Change all callers.
1039 (Target_selector::supported_bfd_names): Rename from
1040 supported_names. Change all callers.
1041 (Target_selector::recognize_by_emulation): New function.
1042 (Target_selector::supported_emulations): New function.
1043 (Target_selector::emulation): New function.
1044 (Target_selector::do_recognize_by_bfd_name): Rename from
1045 do_recognize_by_name. Change all callers.
1046 (Target_selector::do_supported_bfd_names): Rename from
1047 do_supported_names. Change all callers.
1048 (Target_selector::do_recognize_by_emulation): New function.
1049 (Target_selector::do_supported_emulations): New function.
1050 (select_target_by_bfd_name): Change name in declaration.
1051 (select_target_by_emulation): Declare.
1052 (supported_emulation_names): Declare.
1053 * parameters.cc (parameters_force_valid_target): Try to find
1054 target based on emulation from -m option.
1055 * options.h (class General_options): Change doc string for -m.
1056 * options.cc (help): Print emulations.
1057 (General_options::parse_V): Likewise.
1058 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1059 Add emulation parameter. Change all callers.
1060
200b2bb9
ILT		 10612011-06-28 Ian Lance Taylor <iant@google.com>
1062
1063 * target.h (class Target): Add osabi_ field.
1064 (Target::osabi): New function.
1065 (Target::set_osabi): New function.
1066 (Target::Target): Initialize osabi_.
1067 (Target::do_adjust_elf_header): Make pure virtual.
1068 (Sized_target::do_adjust_elf_header): Declare.
1069 * target.cc (Sized_target::do_adjust_elf_header): New function.
1070 (class Sized_target): Instantiate all versions.
1071 * freebsd.h (class Target_freebsd): Remove.
1072 (Target_selector_freebsd::do_recognize): Call set_osabi on
1073 Target.
1074 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1075 (Target_selector_freebsd::set_osabi): Remove.
1076 * i386.cc (class Target_i386): Inherit from Sized_target rather
1077 than Target_freebsd.
1078 * x86_64.cc (class Target_x86_64): Likewise.
1079
b3ce541e
ILT		 10802011-06-28 Ian Lance Taylor <iant@google.com>
1081
1082 * target.h (Target::can_check_for_function_pointers): Rewrite.
1083 Make non-virtual.
1084 (Target::can_icf_inline_merge_sections): Likewise.
1085 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1086 (Target::Target_info): Add can_icf_inline_merge_sections field.
1087 (Target::do_can_check_for_function_pointers): New virtual
1088 function.
1089 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1090 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1091 from can_check_for_function_pointers, move in file.
1092 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1093 section_may_have_icf_unsafe_poineters, move in file.
1094 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1095 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1096 Rename from can_check_for_function_pointers, move in file.
1097 (Target_i386::can_icf_inline_merge_sections): Remove.
1098 (Target_i386::i386_info): Initialize
1099 can_icf_inline_merge_sections.
1100 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1101 Initialize can_icf_inline_merge_sections.
1102 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1103 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1104 Rename from can_check_for_function_pointers, move in file.
1105 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1106 (Target_x86_64::x86_64_info): Initialize
1107 can_icf_inline_merge_sections.
1108 * testsuite/testfile.cc (Target_test::test_target_info):
1109 Likewise.
1110 * icf.cc (get_section_contents): Correct formatting.
1111
6d1c4efb
ILT		 11122011-06-27 Ian Lance Taylor <iant@google.com>
1113
1114 * symtab.cc (Symbol::versioned_name): New function.
1115 (Symbol_table::add_to_final_symtab): Use versioned_name when
1116 appropriate.
1117 (Symbol_table::sized_write_symbol): Likewise.
1118 * symtab.h (class Symbol): Declare versioned_name.
1119 * stringpool.h (class Stringpool_template): Add variant of add
1120 which takes a std::basic_string.
1121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1122 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1123 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1124 (ver_test_12.o): New target.
1125 * testsuite/Makefile.in: Rebuild.
1126
57eb9b50
DK		 11272011-06-27 Doug Kwan <dougkwan@google.com>
1128
1129 * arm.cc (Arm_relocate_functions::thm_jump8,
1130 Arm_relocate_functions::thm_jump11): Use a wider signed
1131 type to compute offset.
1132 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1133 arm_thm_jump8.
1134 * testsuite/Makefile.in: Regenerate.
1135 * testsuite/arm_branch_in_range.sh: Check test results of
1136 arm_thm_jump11 and arm_thm_jump8.
1137 * testsuite/arm_thm_jump11.s: New test source file.
1138 * testsuite/arm_thm_jump11.t: New linker script.
1139 * testsuite/arm_thm_jump8.s: New test source file.
1140 * testsuite/arm_thm_jump8.t: New linker script.
1141
487b39df
ILT		 11422011-06-24 Ian Lance Taylor <iant@google.com>
1143
1144 * layout.cc: Include "object.h".
1145 (ctors_sections_in_init_array): New static variable.
1146 (Layout::is_ctors_in_init_array): New function.
1147 (Layout::layout): Add entry to ctors_sections_in_init_array if
1148 appropriate.
1149 * layout.h (class Layout): Declare is_ctors_in_init_array.
1150 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1151 is_ctors_reverse_view is set.
1152 (Sized_relobj_file::write_sections): Add layout parameter. Change
1153 all callers. Set is_ctors_reverse_view field of View_size.
1154 (Sized_relobj_file::reverse_words): New function.
1155 * object.h (Sized_relobj_file::View_size): Add
1156 is_ctors_reverse_view field.
1157 (class Sized_relobj_file): Update declarations.
1158 * testsuite/initpri3.c: New test.
1159 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1160 initpri3b.
1161 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1162 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1163 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1164 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1165 * testsuite/Makefile.in: Rebuild.
1166
472076e4
CC		 11672011-06-24 Cary Coutant <ccoutant@google.com>
1168
1169 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1170 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1171 (debug_msg_cdebug.err): New targets.
1172 * testsuite/Makefile.in: Regenerate.
1173 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1174 Fix checks for link with shared library.
1175
a60af0db
DK		 11762011-06-24 Doug Kwan <dougkwan@google.com>
1177
1178 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1179 skip empty text sections.
1180 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1181
5393d741
ILT		 11822011-06-22 Ian Lance Taylor <iant@google.com>
1183
1184 PR gold/12910
1185 * options.h (class General_options): Add --ctors-in-init-array.
1186 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1187 friends as SHT_PROGBITS for merging sections.
1188 (Layout::layout): Remove special handling of .init_array and
1189 friends. Don't sort if doing relocatable link. Sort for .ctors
1190 and .dtors if ctors_in_init_array.
1191 (Layout::make_output_section): Force correct section types for
1192 .init_array and friends. Don't sort if doing relocatable link,
1193 Don't sort .ctors and .dtors if ctors_in_init_array.
1194 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1195 (Layout::output_section_name): Add relobj parameter. Change all
1196 callers. Handle .ctors. and .dtors. in code rather than table.
1197 Handle .ctors and .dtors if ctors_in_init_array.
1198 (Layout::match_file_name): New function, moved from output.cc.
1199 * layout.h (class Layout): Update declarations.
1200 * output.cc: Include "layout.h".
1201 (Input_section_sort_entry::get_priority): New function.
1202 (Input_section_sort_entry::match_file_name): Just call
1203 Layout::match_file_name.
1204 (Output_section::Input_section_sort_init_fini_compare::operator()):
1205 Handle .ctors and .dtors. Sort by explicit priority rather than
1206 by name.
1207 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1208 * testsuite/initpri2.c: New test.
1209 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1210 (check_PROGRAMS): Add initpri2.
1211 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1212 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1213 * configure, testsuite/Makefile.in: Rebuild.
1214
e1f74f98
ILT		 12152011-06-19 Ian Lance Taylor <iant@google.com>
1216
1217 PR gold/12880
1218 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1219 .interp section to a PT_INTERP segment even if we have seen a
1220 --dynamic-linker option. Don't do it if we have seen a PHDRS
1221 clause in a linker script.
1222 (Layout::finalize): Don't create a .interp section if we've
1223 already create a PT_INTERP segment.
1224 (Layout::create_interp): Always call choose_output_section (revert
1225 patch of 2011-06-17). Don't create PT_INTERP segment.
1226 * script-sections.cc
1227 (Script_sections::create_note_and_tls_segments): Add a .interp
1228 section to a PT_INTERP segment even if we have seen a
1229 --dynamic-linker option.
1230
766f91bb
ILT		 12312011-06-18 Ian Lance Taylor <iant@google.com>
1232
1233 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1234 merely because a non-PT_LOAD segment has a dynamic reloc.
1235
0d212c3a
ILT		 12362011-06-18 Ian Lance Taylor <iant@google.com>
1237
1238 * layout.cc (Layout::finish_dynamic_section): Don't create
1239 DT_FLAGS entry if not needed.
1240
911a5072
ILT		 12412011-06-18 Ian Lance Taylor <iant@google.com>
1242
1243 PR gold/12745
1244 * layout.cc (Layout::layout_eh_frame): Correct handling of
1245 writable .eh_frame section.
1246
534b4e5f
ILT		 12472011-06-17 Ian Lance Taylor <iant@google.com>
1248
1249 PR gold/12893
1250 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1251 symbol is redefined with the exact same object and value.
1252
10b4f102
ILT		 12532011-06-17 Ian Lance Taylor <iant@google.com>
1254
1255 PR gold/12880
1256 * layout.h (class Layout): Add interp_segment_ field.
1257 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1258 (Layout::attach_allocated_section_to_segment): If making shared
1259 library, put .interp section in PT_INTERP segment.
1260 (Layout::finalize): Also call create_interp if -dynamic-linker
1261 option was used.
1262 (Layout::create_interp): Assert that there is no PT_INTERP
1263 segment. If not using a SECTIONS clause, use make_output_section.
1264 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1265 * script-sections.cc
1266 (Script_sections::create_note_and_tls_segments): If making shared
1267 library, put .interp section in PT_INTERP segment.
1268
a29b0dad
ILT		 12692011-06-17 Ian Lance Taylor <iant@google.com>
1270
e588ea8d
ILT		 1271 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1272 when making a shared library.
1273
12742011-06-17 Ian Lance Taylor <iant@google.com>
1275
1276 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1277 parameter. Change all callers. Don't issue warning about PC32
1278 against locally defined symbol.
a29b0dad 1279
9d3b0698
ILT		 12802011-06-16 Ian Lance Taylor <iant@google.com>
1281
1282 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1283 occurs in same object.
1284
85b0f90c
AM		 12852011-06-14 Alan Modra <amodra@gmail.com>
1286
1287 * po/POTFILES.in: Regenerate.
1288
a94907d9
ILT		 12892011-06-09 Ian Lance Taylor <iant@google.com>
1290
1291 * script-sections.cc
1292 (Orphan_output_section::set_section_addresses): For a relocatable
1293 link set address to 0.
1294
4fb3a1c3
CC		 12952011-06-09 Cary Coutant <ccoutant@google.com>
1296
1297 PR gold/12804
1298 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1299 used with --compress-debug-sections.
1300 * gold/object.cc (Sized_relobj_file::do_layout): Report
1301 uncompressed size of compressed input sections.
1302
61220854
CC		 13032011-06-08 Cary Coutant <ccoutant@google.com>
1304
1305 PR gold/12804
1306 * testsuite/two_file_test_2_v1.cc: Change initialization of
1307 v2 to keep it in .data.
1308
e6455dfb
CC		 13092011-06-07 Cary Coutant <ccoutant@google.com>
1310
1311 * common.cc (Symbol_table::do_allocate_commons_list): Call
1312 gold_fallback.
1313 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1314 (Errors::fallback): New function.
1315 (gold_fallback): New function.
1316 * errors.h (Errors::fallback): New function.
1317 * gold.cc (gold_exit): Change status parameter to enum; adjust
1318 all callers.
1319 (queue_initial_tasks): Call gold_fallback.
1320 * gold.h: Include cstdlib.
1321 (Exit_status): New enum type.
1322 (gold_exit): Change status parameter to enum.
1323 (gold_fallback): New function.
1324 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1325 (Layout::create_symtab_sections): Likewise.
1326 (Layout::create_shdrs): Likewise.
1327 * main.cc (main): Adjust call to gold_exit.
1328 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1329 (Output_data_got::add_got_entry_pair): Likewise.
1330 (Output_section::add_input_section): Likewise.
1331 (Output_section::add_output_section_data): Likewise.
1332 (Output_segment::set_section_list_addresses): Likewise.
1333 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1334
fb0e076f
CC		 13352011-06-07 Cary Coutant <ccoutant@google.com>
1336
1337 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1338 for incremental links.
1339 * output.cc (Output_segment::set_section_list_addresses): Remove
1340 FIXME and test for TLS or BSS.
1341
a5ee4d5d
CC		 13422011-06-07 Cary Coutant <ccoutant@google.com>
1343
1344 * testsuite/Makefile.am: Add incremental_copy_test,
1345 incremental_common_test_1.
1346 * testsuite/Makefile.in: Regenerate.
1347 * testsuite/common_test_1_v1.c: New source file.
1348 * testsuite/common_test_1_v2.c: New source file.
1349 * testsuite/copy_test_v1.cc: New source file.
1350
5146f448
CC		 13512011-06-07 Cary Coutant <ccoutant@google.com>
1352
1353 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1354 update, allocate common from bss section's free list.
1355 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1356 linker-defined symbols.
1357 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1358 Skip GOT and PLT entries that are no longer referenced.
1359 (Output_section_incremental_inputs::write_info_blocks): Mark
1360 linker-defined symbols.
1361 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1362 * output.cc (Output_section::allocate): New function.
1363 * output.h (Output_section::allocate): New function.
1364 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1365 linker-defined symbols.
1366 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1367 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1368 (Symbol::init_base_output_data): Likewise.
1369 (Symbol::init_base_output_segment): Likewise.
1370 (Symbol::init_base_constant): Likewise.
1371 (Sized_symbol::init_output_data): Likewise.
1372 (Sized_symbol::init_output_segment): Likewise.
1373 (Sized_symbol::init_constant): Likewise.
1374 (Symbol_table::do_define_in_output_data): Likewise.
1375 (Symbol_table::do_define_in_output_segment): Likewise.
1376 (Symbol_table::do_define_as_constant): Likewise.
1377 * symtab.h (Symbol::is_predefined): New function.
1378 (Symbol::init_base_output_data): Add is_predefined parameter.
1379 (Symbol::init_base_output_segment): Likewise.
1380 (Symbol::init_base_constant): Likewise.
1381 (Symbol::is_predefined_): New data member.
1382 (Sized_symbol::init_output_data): Add is_predefined parameter.
1383 (Sized_symbol::init_output_segment): Likewise.
1384 (Sized_symbol::init_constant): Likewise.
1385 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1386
26d3c67d
CC		 13872011-06-07 Cary Coutant <ccoutant@google.com>
1388
1389 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1390 instead of emit_copy_reloc.
1391 (Copy_relocs::emit_copy_reloc): Refactor.
1392 (Copy_relocs::make_copy_reloc): New function.
1393 (Copy_relocs::add_copy_reloc): Remove.
1394 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1395 section.
1396 (Copy_relocs::make_copy_reloc): New function.
1397 (Copy_relocs::add_copy_reloc): Remove.
1398 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1399 unchanged input files.
1400 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1401 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1402 Reserve BSS space for COPY relocations.
1403 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1404 (Output_section_incremental_inputs::write_info_blocks): Record
1405 whether a symbol is copied from a shared object.
1406 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1407 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1408 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1409 (Incremental_input_entry_reader::get_output_symbol_index): Add
1410 is_copy parameter.
1411 (Incremental_binary::emit_copy_relocs): New function.
1412 (Incremental_binary::do_emit_copy_relocs): New function.
1413 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1414 new data member.
1415 (Sized_incremental_binary::add_copy_reloc): New function.
1416 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1417 (Sized_incremental_binary::Copy_reloc): New struct.
1418 (Sized_incremental_binary::Copy_relocs): New typedef.
1419 (Sized_incremental_binary::copy_relocs_): New data member.
1420 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1421 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1422 * target.h (Sized_target::emit_copy_reloc): New function.
1423 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1424
7cdb37d9
CC		 14252011-06-02 Cary Coutant <ccoutant@google.com>
1426
1427 PR gold/12163
1428 * gold/archive.cc (Archive::Archive): Initialize new data member.
1429 (Archive::include_all_members): Return if archive has already been
1430 included.
1431 * gold/archive.h (Archive::include_all_members_): New data member.
1432
cc643b88
NC		 14332011-06-02 Nick Clifton <nickc@redhat.com>
1434
1435 * dynobj.h: Fix spelling mistake in comment.
1436 * output.cc: Likewise.
1437
f62a3ca7
DK		 14382011-05-31 Doug Kwan <dougkwan@google.com>
1439 Asier Llano
1440
1441 PR gold/12826
cc643b88 1442 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1443 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1444 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1445 redundant arm_exidx_test.so.
1446 * testsuite/Makefile.in: Regenerate.
1447 (check_SCRIPTS): Add pr12826.sh
1448 (check_DATA): Add pr12826.stdout
1449 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1450 * testsuite/pr12826.sh: New file.
1451 * testsuite/pr12826_1.s: Ditto.
1452 * testsuite/pr12826_1.s: Ditto.
1453
8dbe1edc
ILT		 14542011-05-30 Ian Lance Taylor <iant@google.com>
1455
1456 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1457 sections.
1458
c49875be
ILT		 14592011-05-29 Ian Lance Taylor <iant@google.com>
1460
1461 PR gold/12804
1462 * testsuite/Makefile.am: Use different file name for two_file_test
1463 temporary file for each incremental test.
1464 * testsuite/Makefile.in: Rebuild.
1465
69d53f7a
ILT		 14662011-05-29 Ian Lance Taylor <iant@google.com>
1467
1468 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1469 binary input file is empty.
1470
41d0ab5f
ILT		 14712011-05-27 Ian Lance Taylor <iant@google.com>
1472
1473 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1474 (ver_test_9.so): Likewise.
1475 * testsuite/Makefile.in: Rebuild.
1476
89d8a36b
CC		 14772011-05-26 Cary Coutant <ccoutant@google.com>
1478
1479 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1480 * incremental.cc (Incremental_inputs::report_input_section): Fix
1481 comment, indentation.
1482 (Incremental_inputs::report_comdat_group): New function.
1483 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1484 of data for incremental input file entry.
1485 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1486 group count, COMDAT group signatures.
1487 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1488 an unchanged input file.
1489 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1490 Initialize new data member.
1491 (Incremental_object_entry::add_comdat_group): New function.
1492 (Incremental_object_entry::get_comdat_group_count): New function.
1493 (Incremental_object_entry::get_comdat_signature_key): New function.
1494 (Incremental_object_entry::groups_): New data member.
1495 (Incremental_inputs::report_comdat_group): New function.
1496 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1497 data for incremental input file entry.
1498 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1499 (Incremental_input_entry_reader::get_input_section): Adjust size of
1500 data for incremental input file entry.
1501 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1502 (Incremental_input_entry_reader::get_comdat_group_signature): New
1503 function.
1504 * object.cc (Sized_relobj::include_section_group): Report kept
1505 COMDAT groups for incremental links.
1506
1706a06f
ILT		 15072011-05-24 David Meyer <pdox@google.com>
1508
1509 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1510 with name parameter. Add found_name parameter.
1511 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1512 * dirsearch.h (class Dirsearch): Update declaration.
1513
a10ae760
ILT		 15142011-05-24 Ian Lance Taylor <iant@google.com>
1515
1516 * archive.cc (Library_base::should_include_member): Pull in object
1517 from archive if it defines the entry symbol.
1518 * parameters.cc (Parameters::entry): New function.
1519 * parameters.h (class Parameters): Declare entry.
1520 * output.h (class Output_file_header): Remove entry_ field.
1521 * output.cc (Output_file_header::Output_file_header): Remove entry
1522 parameter. Change all callers.
1523 (Output_file_header::entry): Use parameters->entry.
1524 * gold.cc (queue_middle_tasks): Likewise.
1525 * plugin.cc (Plugin_hook::run): Likewise.
1526
aa92d6ed
CC		 15272011-05-24 Cary Coutant <ccoutant@google.com>
1528
1529 * gold.cc (queue_initial_tasks): Pass incremental base filename
1530 to Output_file::open_base_file; don't print error message.
1531 * incremental-dump.cc (main): Adjust call to
1532 Output_file::open_for_modification.
1533 * incremental-dump.cc (main): Likewise.
1534 * incremental.cc (Incremental_inputs::report_command_line):
1535 Ignore --incremental-base option when comparing command lines.
1536 Ignore parameter when given as separate argument.
1537 * options.h (class General_options): Add --incremental-base.
1538 * output.cc (Output_file::Output_file):
1539 (Output_file::open_base_file): Add base_name and writable parameters;
1540 read base file into new file; print error message here.
1541 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1542 callers.
1543 * output.h (Output_file::open_for_modification): Rename to...
1544 (Output_file::open_base_file): ...this; add base_name and
1545 writable parameters; adjust all callers.
1546 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1547 callers.
1548 * testsuite/Makefile.am (incremental_test_4): Test
1549 --incremental-base.
1550 * testsuite/Makefile.in: Regenerate.
1551
2eedd706
CC		 15522011-05-24 Cary Coutant <ccoutant@google.com>
1553
1554 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1555 incremental_test_4.
1556 * testsuite/Makefile.in: Regenerate.
1557 * testsuite/two_file_test_1_v1.cc: New test source file.
1558 * testsuite/two_file_test_1b_v1.cc: New test source file.
1559 * testsuite/two_file_test_2_v1.cc: New test source file.
1560
0f1c85a6
CC		 15612011-05-24 Cary Coutant <ccoutant@google.com>
1562
1563 * dynobj.h (Dynobj::do_dynobj): New function.
1564 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1565 flag and soname for shared objects.
1566 * incremental.cc (Incremental_inputs::report_object): Make
1567 either Incremental_object_entry or Incremental_dynobj_entry; add
1568 soname to string table.
1569 (Incremental_inputs::report_input_section): Add assertion.
1570 (Output_section_incremental_inputs::set_final_data_size): Adjust
1571 type of input file entry for shared libraries; adjust size of
1572 shared library info entry.
1573 (Output_section_incremental_inputs::write_input_files): Write
1574 as_needed flag for shared libraries.
1575 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1576 of input file entry for shared libraries; write soname.
1577 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1578 soname from incremental info.
1579 * incremental.h (enum Incremental_input_flags): Add
1580 INCREMENTAL_INPUT_AS_NEEDED.
1581 (Incremental_input_entry::Incremental_input_entry): Initialize new
1582 data member.
1583 (Incremental_input_entry::set_as_needed): New function.
1584 (Incremental_input_entry::as_needed): New function.
1585 (Incremental_input_entry::do_dynobj_entry): New function.
1586 (Incremental_input_entry::as_needed_): New data member.
1587 (Incremental_object_entry::Incremental_object_entry): Don't check
1588 for shared library.
1589 (Incremental_object_entry::do_type): Likewise.
1590 (class Incremental_dynobj_entry): New class.
1591 (Incremental_input_entry_reader::as_needed): New function.
1592 (Incremental_input_entry_reader::get_soname): New function.
1593 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1594 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1595 size of shared library info entry.
1596 * layout.cc (Layout::finish_dynamic_section): Don't test for
1597 incremental link when adding DT_NEEDED entries.
1598 * object.h (Object::Object): Initialize new data member.
1599 (Object::dynobj): New function.
1600 (Object::set_as_needed): New function.
1601 (Object::as_needed): New function.
1602 (Object::do_dynobj): New function.
1603 (Object::as_needed_): New data member.
1604
6fa2a40b
CC		 16052011-05-24 Cary Coutant <ccoutant@google.com>
1606
1607 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1608 info; adjust display of GOT entries.
1609 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1610 vector of input objects; remove file_status_.
1611 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1612 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1613 got_plt reader; call target hooks to reserve GOT entries.
1614 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1615 of input file info header and GOT info entry.
1616 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1617 relocation info.
1618 (Got_plt_view_info::got_descriptor): Remove.
1619 (Got_plt_view_info::sym_index): New data member.
1620 (Got_plt_view_info::input_index): New data member.
1621 (Local_got_offset_visitor::visit): Write input file index.
1622 (Global_got_offset_visitor::visit): Write 0 for input file index.
1623 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1624 with sym_index and input_index.
1625 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1626 incremental info GOT entry; replace got_descriptor with input_index.
1627 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1628 map from input file index to object.
1629 (Sized_relobj_incr::do_layout): Replace direct data member reference
1630 with accessor function.
1631 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1632 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1633 Adjust size of input file info header.
1634 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1635 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1636 (Incremental_input_entry_reader::get_input_section): Adjust size of
1637 input file info header.
1638 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1639 of incremental info GOT entry.
1640 (Incremental_got_plt_reader::get_got_desc): Remove.
1641 (Incremental_got_plt_reader::get_got_symndx): New function.
1642 (Incremental_got_plt_reader::get_got_input_index): New function.
1643 (Sized_incremental_binary::Sized_incremental_binary): Remove
1644 file_status_; add input_objects_.
1645 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1646 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1647 (Sized_incremental_binary::file_is_unchanged): Remove.
1648 (Sized_incremental_binary::set_input_object): New function.
1649 (Sized_incremental_binary::input_object): New function.
1650 (Sized_incremental_binary::file_status_): Remove.
1651 (Sized_incremental_binary::input_objects_): New data member.
1652 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1653 references.
1654 (Sized_relobj_incr::invalid_address): Move to base class.
1655 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1656 class.
1657 (Sized_relobj_incr::do_output_section_offset): Likewise.
1658 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1659 (Sized_relobj_incr::section_offsets_): Likewise.
1660 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1661 function.
1662 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1663 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1664 with accessor function.
1665 (Sized_relobj_file::do_layout): Likewise.
1666 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1667 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1668 (Sized_relobj_file::compute_final_local_value): Replace refs to
1669 section_offsets_ with accessor function.
1670 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1671 * object.h (Relobj::Relobj): Initialize new data members.
1672 (Relobj::add_dyn_reloc): New function.
1673 (Relobj::first_dyn_reloc): New function.
1674 (Relobj::dyn_reloc_count): New function.
1675 (Relobj::first_dyn_reloc_): New data member.
1676 (Relobj::dyn_reloc_count_): New data member.
1677 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1678 references.
1679 (Sized_relobj::Address): New typedef.
1680 (Sized_relobj::invalid_address): Move here from child class.
1681 (Sized_relobj::Sized_relobj): Initialize new data members.
1682 (Sized_relobj::sized_relobj): New function.
1683 (Sized_relobj::is_output_section_offset_invalid): Move here from
1684 child class.
1685 (Sized_relobj::get_output_section_offset): Likewise.
1686 (Sized_relobj::local_has_got_offset): Likewise.
1687 (Sized_relobj::local_got_offset): Likewise.
1688 (Sized_relobj::set_local_got_offset): Likewise.
1689 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1690 (Sized_relobj::clear_got_offsets): New function.
1691 (Sized_relobj::section_offsets): Move here from child class.
1692 (Sized_relobj::do_output_section_offset): Likewise.
1693 (Sized_relobj::do_set_section_offset): Likewise.
1694 (Sized_relobj::Local_got_offsets): Likewise.
1695 (Sized_relobj::local_got_offsets_): Likewise.
1696 (Sized_relobj::section_offsets_): Likewise.
1697 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1698 references.
1699 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1700 class.
1701 (Sized_relobj_file::sized_relobj): New function
1702 (Sized_relobj_file::local_has_got_offset): Move to base class.
1703 (Sized_relobj_file::local_got_offset): Likewise.
1704 (Sized_relobj_file::set_local_got_offset): Likewise.
1705 (Sized_relobj_file::get_output_section_offset): Likewise.
1706 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1707 (Sized_relobj_file::do_output_section_offset): Likewise.
1708 (Sized_relobj_file::do_set_section_offset): Likewise.
1709 (Sized_relobj_file::Local_got_offsets): Likewise.
1710 (Sized_relobj_file::local_got_offsets_): Likewise.
1711 (Sized_relobj_file::section_offsets_): Likewise.
1712 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1713 (all constructors).
1714 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1715 (Output_reloc::get_symbol_index): Likewise.
1716 (Output_reloc::local_section_offset): Likewise.
1717 (Output_reloc::get_address): Likewise.
1718 (Output_reloc::symbol_value): Likewise.
1719 (Output_data_got::reserve_slot): Move to class definition.
1720 (Output_data_got::reserve_local): New function.
1721 (Output_data_got::reserve_slot_for_global): Remove.
1722 (Output_data_got::reserve_global): New function.
1723 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1724 (all constructors, two instantiations).
1725 (Output_reloc::get_relobj): New function (two instantiations).
1726 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1727 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1728 (Output_data_reloc::add_global): Adjust type of relobj.
1729 (Output_data_reloc::add_global_relative): Likewise.
1730 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1731 (Output_data_reloc::add_local): Likewise.
1732 (Output_data_reloc::add_local_relative): Likewise.
1733 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1734 (Output_data_reloc::add_local_section): Likewise.
1735 (Output_data_reloc::add_output_section): Likewise.
1736 (Output_data_reloc::add_absolute): Likewise.
1737 (Output_data_reloc::add_target_specific): Likewise.
1738 (Output_data_got::reserve_slot): Move definition here.
1739 (Output_data_got::reserve_local): New function.
1740 (Output_data_got::reserve_global): New function.
1741 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1742 section_offsets_ with accessor function.
1743 (Sized_relobj_file::write_sections): Likewise.
1744 (Sized_relobj_file::do_relocate_sections): Likewise.
1745 * target.h (Sized_target::reserve_local_got_entry): New function.
1746 (Sized_target::reserve_global_got_entry): New function.
1747 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1748 (Target_x86_64::reserve_global_got_entry): New function.
1749 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1750
4829d394
CC		 17512011-05-23 Cary Coutant <ccoutant@google.com>
1752
1753 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1754 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1755 bit when checking got_type.
1756 * incremental.cc (Sized_incremental_binary::setup_readers):
1757 Store symbol table and string table locations; initialize bit vector
1758 of file status flags.
1759 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1760 unchanged files.
1761 (Sized_incremental_binary::do_process_got_plt): New function.
1762 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1763 (Output_section_incremental_inputs::set_final_data_size): Record
1764 file index for each input file.
1765 (Output_section_incremental_inputs::write_got_plt): Store file index
1766 instead of input entry offset for each GOT entry.
1767 * incremental.h
1768 (Incremental_input_entry::Incremental_input_entry): Initialize new
1769 data member.
1770 (Incremental_input_entry::set_offset): Store file index.
1771 (Incremental_input_entry::get_file_index): New function.
1772 (Incremental_input_entry::file_index_): New data member.
1773 (Incremental_binary::process_got_plt): New function.
1774 (Incremental_binary::do_process_got_plt): New function.
1775 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1776 data members.
1777 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1778 (Sized_incremental_binary::set_file_is_unchanged): New function.
1779 (Sized_incremental_binary::file_is_unchanged): New function.
1780 (Sized_incremental_binary::do_process_got_plt): New function.
1781 (Sized_incremental_binary::file_status_): New data member.
1782 (Sized_incremental_binary::main_symtab_loc_): New data member.
1783 (Sized_incremental_binary::main_strtab_loc_): New data member.
1784 * output.cc (Output_data_got::Got_entry::write): Add case
1785 RESERVED_CODE.
1786 (Output_data_got::add_global): Call add_got_entry.
1787 (Output_data_got::add_global_plt): Likewise.
1788 (Output_data_got::add_global_with_rel): Likewise.
1789 (Output_data_got::add_global_with_rela): Likewise.
1790 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1791 (Output_data_got::add_global_pair_with_rela): Likewise.
1792 (Output_data_got::add_local): Call add_got_entry.
1793 (Output_data_got::add_local_plt): Likewise.
1794 (Output_data_got::add_local_with_rel): Likewise.
1795 (Output_data_got::add_local_with_rela): Likewise.
1796 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1797 (Output_data_got::add_local_pair_with_rela): Likewise.
1798 (Output_data_got::reserve_slot): New function.
1799 (Output_data_got::reserve_slot_for_global): New function.
1800 (Output_data_got::add_got_entry): New function.
1801 (Output_data_got::add_got_entry_pair): New function.
1802 (Output_section::add_output_section_data): Edit FIXME.
1803 * output.h
1804 (Output_section_data_build::Output_section_data_build): New
1805 constructor with size parameter.
1806 (Output_data_space::Output_data_space): Likewise.
1807 (Output_data_got::Output_data_got): Initialize new data member; new
1808 constructor with size parameter.
1809 (Output_data_got::add_constant): Call add_got_entry.
1810 (Output_data_got::reserve_slot): New function.
1811 (Output_data_got::reserve_slot_for_global): New function.
1812 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1813 (Output_data_got::add_got_entry): New function.
1814 (Output_data_got::add_got_entry_pair): New function.
1815 (Output_data_got::free_list_): New data member.
1816 * target.h (Sized_target::init_got_plt_for_update): New function.
1817 (Sized_target::register_global_plt_entry): New function.
1818 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1819 Initialize new data member; call init; add constructor with PLT count.
1820 (Output_data_plt_x86_64::init): New function.
1821 (Output_data_plt_x86_64::add_relocation): New function.
1822 (Output_data_plt_x86_64::reserve_slot): New function.
1823 (Output_data_plt_x86_64::free_list_): New data member.
1824 (Target_x86_64::init_got_plt_for_update): New function.
1825 (Target_x86_64::register_global_plt_entry): New function.
1826 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1827 incremental updates.
1828 (Output_data_plt_x86_64::add_relocation): New function.
1829 * testsuite/object_unittest.cc (Object_test): Set default options.
1830
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ILT		 18312011-05-16 Ian Lance Taylor <iant@google.com>
1832
1833 * options.h (class General_options): Make -i a synonym for -r.
1834
732e31de
ILT		 18352011-05-16 Ian Lance Taylor <iant@google.com>
1836
1837 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1838
403676b5
CC		 18392011-05-10 Cary Coutant <ccoutant@google.com>
1840
1841 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1842 strip_all (-s).
1843
5b7b7d6e
ILT		 18442011-05-06 Ian Lance Taylor <iant@google.com>
1845
1846 * layout.cc (Layout::layout): If the output section flags change,
1847 update the ordering.
1848
f0f9babf
CC		 18492011-04-25 Cary Coutant <ccoutant@google.com>
1850
1851 * incremental-dump.cc (dump_incremental_inputs): Print local
1852 symbol info for each input file.
1853 * incremental.cc
1854 (Output_section_incremental_inputs::set_final_data_size): Add local
1855 symbol info to input file entries in incremental info.
1856 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1857 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1858 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1859 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1860 implementation.
1861 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1862 (Sized_incr_relobj::do_relocate): Write the local symbols.
1863 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1864 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1865 Adjust size of input file header.
1866 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1867 (Incremental_inputs_reader::get_local_symbol_count): New function.
1868 (Incremental_inputs_reader::get_input_section): Adjust size of input
1869 file header.
1870 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1871 (Sized_incr_relobj::This): New typedef.
1872 (Sized_incr_relobj::sym_size): New const data member.
1873 (Sized_incr_relobj::Local_symbol): New struct.
1874 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1875 (Sized_incr_relobj::do_local_symbol_offset): New function.
1876 (Sized_incr_relobj::local_symbol_count_): New data member.
1877 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1878 (Sized_incr_relobj::local_symbol_index_): New data member.
1879 (Sized_incr_relobj::local_symbol_offset_): New data member.
1880 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1881 (Sized_incr_relobj::local_symbols_): New data member.
1882 * object.h (Relobj::output_local_symbol_count): New function.
1883 (Relobj::local_symbol_offset): New function.
1884 (Relobj::do_output_local_symbol_count): New function.
1885 (Relobj::do_local_symbol_offset): New function.
1886 (Sized_relobj::do_output_local_symbol_count): New function.
1887 (Sized_relobj::do_local_symbol_offset): New function.
1888
d0a9ace3
ILT		 18892011-04-22 Vladimir Simonov <sv@sw.ru>
1890
1891 * descriptors.cc (set_close_on_exec): New function.
1892 (Descriptors::open): Use set_close_on_exec.
1893 * output.cc (S_ISLNK): Define if not defined.
1894
94a3fc8b
CC		 18952011-04-22 Cary Coutant <ccoutant@google.com>
1896
1897 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1898 global symbol map.
1899 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1900 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1901 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1902 relocations.
1903 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1904 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1905 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1906 * incremental.h
1907 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1908 function.
1909 (Incremental_binary::apply_incremental_relocs): New function.
1910 (Incremental_binary::do_apply_incremental_relocs): New function.
1911 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1912 data member.
1913 (Sized_incremental_binary::add_global_symbol): New function.
1914 (Sized_incremental_binary::global_symbol): New function.
1915 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1916 (Sized_incremental_binary::symbol_map_): New data member.
1917 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1918 * target.h (Sized_target::apply_relocation): New function.
1919 * target-reloc.h (apply_relocation): New function.
1920 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1921
c87e4302
DK		 19222011-04-22 Doug Kwan <dougkwan@google.com>
1923
1924 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1925 flag of a SHT_ARM_EXIDX section.
1926 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1927 * testsuite/Makefile.in: Regenerate.
1928 * testsuite/arm_exidx_test.s: New file.
1929 * testsuite/arm_exidx_test.sh: Same.
1930
e7782cf6
CC		 19312011-04-20 Cary Coutant <ccoutant@google.com>
1932
1933 PR gold/12689
1934 * archive.h (Incremental_archive_entry::Archive_member):
1935 Initialize arg_serial_ (second constructor).
1936
308ecdc7
ILT		 19372011-04-17 Ian Lance Taylor <iant@google.com>
1938
1939 * object.cc (Relocate_info::location): Simplify location string.
1940 * errors.cc (Errors::error_at_location): Don't print program
1941 name.
1942 (Errors::warning_at_location): Likewise.
1943 (Errors::undefined_symbol): Likewise.
1944 * testsuite/debug_msg.sh: Update accordingly.
1945
bec5b579
CC		 19462011-04-14 Cary Coutant <ccoutant@google.com>
1947
1948 * gold/layout.cc (Layout::symtab_section_offset): New function.
1949 * gold/layout.h (Layout::symtab_section_offset): New function.
1950 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1951
88597d34
ILT		 19522011-04-12 Ian Lance Taylor <iant@google.com>
1953
1954 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1955 with MREMAP_MAYMOVE.
1956 * output.h (class Output_file): Add map_is_allocated_ field.
1957 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1958 not available, provide stubs. If mremap is not available, #define
1959 it to gold_mremap.
1960 (MREMAP_MAYMOVE): Define if not defined.
1961 (Output_file::Output_file): Initialize map_is_allocated_.
1962 (Output_file::resize): Check map_is_allocated_.
1963 (Output_file::map_anonymous): If mmap fails, use malloc.
1964 (Output_file::unmap): Don't do anything for an anonymous map.
1965 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1966 is not available, provide stubs.
1967 (File_read::View::~View): Use free rather than delete[].
1968 (File_read::make_view): Use malloc rather than new[]. If mmap
1969 fails, use malloc.
1970 (File_read::find_or_make_view): Use malloc rather than new[].
1971 * gold.h: Remove HAVE_REMAP code.
1972 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1973 exists. Rename mremap to gold_mremap. If mmap is not available
1974 don't do anything.
1975 * configure, config.in: Rebuild.
1976
11e361bc
ILT		 19772011-04-11 Ian Lance Taylor <iant@google.com>
1978
1979 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1980 initialize local variable v.
1981
cdc29364
CC		 19822011-04-11 Cary Coutant <ccoutant@google.com>
1983
1984 * archive.cc (Archive::include_member): Adjust call to
1985 report_object.
1986 (Add_archive_symbols::run): Track argument serial numbers.
1987 (Lib_group::include_member): Likewise.
1988 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1989 * archive.h (Incremental_archive_entry::Archive_member):
1990 Initialize arg_serial_.
1991 (Archive_member::arg_serial_): New data member.
1992 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1993 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1994 incremental link.
1995 (Sized_dynobj::do_for_all_local_got_entries): New function.
1996 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1997 function.
1998 * fileread.cc (get_mtime): New function.
1999 * fileread.h (get_mtime): New function.
2000 * gold.cc (queue_initial_tasks): Check for incremental update.
2001 (process_incremental_input): New function.
2002 (queue_middle_tasks): Don't force valid target for incremental
2003 update.
2004 * incremental-dump.cc (find_input_containing_global): Adjust
2005 size of symbol info entry.
2006 (dump_incremental_inputs): Dump argument serial number and
2007 in_system_directory flag; bias shndx by 1; print symbol names
2008 when dumping per-file symbol lists; use new symbol info readers.
2009 * incremental.cc
2010 (Output_section_incremental_inputs:update_data_size): New function.
2011 (Sized_incremental_binary::setup_readers): Setup input readers
2012 for each input file; build maps for files added from libraries
2013 and scripts.
2014 (Sized_incremental_binary::check_input_args): New function.
2015 (Sized_incremental_binary::do_check_inputs): Build map of argument
2016 serial numbers to input arguments.
2017 (Sized_incremental_binary::do_file_has_changed): Rename
2018 do_file_is_unchanged to this; compare file modification times.
2019 (Sized_incremental_binary::do_init_layout): New function.
2020 (Sized_incremental_binary::do_reserve_layout): New function.
2021 (Sized_incremental_binary::do_get_input_reader): Remove.
2022 (Sized_incremental_binary::get_symtab_view): New function.
2023 (Incremental_checker::can_incrementally_link_output_file): Remove.
2024 (Incremental_inputs::report_command_line): Exclude --debug options.
2025 (Incremental_inputs::report_archive_begin): Add parameter; track
2026 argument serial numbers; don't put input file entry for archive
2027 before archive members.
2028 (Incremental_inputs::report_archive_end): Put input file entry
2029 for archive after archive members.
2030 (Incremental_inputs::report_object): Add parameter; track argument
2031 serial numbers and in_system_directory flag.
2032 (Incremental_inputs::report_script): Add parameter; track argument
2033 serial numbers.
2034 (Output_section_incremental_inputs::set_final_data_size): Adjust
2035 size of symbol info entry; check for forwarding symbols.
2036 (Output_section_incremental_inputs::write_input_files): Write
2037 in_system_directory flag and argument serial number.
2038 (Output_section_incremental_inputs::write_info_blocks): Map section
2039 indices between incremental info and original input file; store
2040 input section index for each symbol.
2041 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2042 change operator() to visit().
2043 (class Global_got_offset_visitor): Likewise.
2044 (class Global_symbol_visitor_got_plt):
2045 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2046 classes.
2047 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2048 (Sized_incr_relobj::do_read_symbols): New function.
2049 (Sized_incr_relobj::do_layout): New function.
2050 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2051 (Sized_incr_relobj::do_add_symbols): New function.
2052 (Sized_incr_relobj::do_should_include_member): New function.
2053 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2054 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2055 (Sized_incr_relobj::do_section_size): New function.
2056 (Sized_incr_relobj::do_section_name): New function.
2057 (Sized_incr_relobj::do_section_contents): New function.
2058 (Sized_incr_relobj::do_section_flags): New function.
2059 (Sized_incr_relobj::do_section_entsize): New function.
2060 (Sized_incr_relobj::do_section_address): New function.
2061 (Sized_incr_relobj::do_section_type): New function.
2062 (Sized_incr_relobj::do_section_link): New function.
2063 (Sized_incr_relobj::do_section_info): New function.
2064 (Sized_incr_relobj::do_section_addralign): New function.
2065 (Sized_incr_relobj::do_initialize_xindex): New function.
2066 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2067 (Sized_incr_relobj::do_read_relocs): New function.
2068 (Sized_incr_relobj::do_gc_process_relocs): New function.
2069 (Sized_incr_relobj::do_scan_relocs): New function.
2070 (Sized_incr_relobj::do_count_local_symbols): New function.
2071 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2072 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2073 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2074 (Sized_incr_relobj::do_relocate): New function.
2075 (Sized_incr_relobj::do_set_section_offset): New function.
2076 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2077 (Sized_incr_dynobj::do_read_symbols): New function.
2078 (Sized_incr_dynobj::do_layout): New function.
2079 (Sized_incr_dynobj::do_add_symbols): New function.
2080 (Sized_incr_dynobj::do_should_include_member): New function.
2081 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2082 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2083 (Sized_incr_dynobj::do_section_size): New function.
2084 (Sized_incr_dynobj::do_section_name): New function.
2085 (Sized_incr_dynobj::do_section_contents): New function.
2086 (Sized_incr_dynobj::do_section_flags): New function.
2087 (Sized_incr_dynobj::do_section_entsize): New function.
2088 (Sized_incr_dynobj::do_section_address): New function.
2089 (Sized_incr_dynobj::do_section_type): New function.
2090 (Sized_incr_dynobj::do_section_link): New function.
2091 (Sized_incr_dynobj::do_section_info): New function.
2092 (Sized_incr_dynobj::do_section_addralign): New function.
2093 (Sized_incr_dynobj::do_initialize_xindex): New function.
2094 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2095 (make_sized_incremental_object): New function.
2096 (Incremental_library::copy_unused_symbols): New function.
2097 (Incremental_library::do_for_all_unused_symbols): New function.
2098 * incremental.h (enum Incremental_input_flags): New type.
2099 (class Incremental_checker): Remove.
2100 (Incremental_input_entry::Incremental_input_entry): Add argument
2101 serial number.
2102 (Incremental_input_entry::arg_serial): New function.
2103 (Incremental_input_entry::set_is_in_system_directory): New function.
2104 (Incremental_input_entry::is_in_system_directory): New function.
2105 (Incremental_input_entry::arg_serial_): New data member.
2106 (Incremental_input_entry::is_in_system_directory_): New data member.
2107 (class Script_info): Move here from script.h.
2108 (Script_info::Script_info): Add filename parameter.
2109 (Script_info::filename): New function.
2110 (Script_info::filename_): New data member.
2111 (Incremental_script_entry::Incremental_script_entry): Add argument
2112 serial number.
2113 (Incremental_object_entry::Incremental_object_entry): Likewise.
2114 (Incremental_object_entry::add_input_section): Build list of input
2115 sections with map to original shndx.
2116 (Incremental_object_entry::get_input_section_index): New function.
2117 (Incremental_object_entry::shndx_): New data member.
2118 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2119 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2120 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2121 serial number.
2122 (Incremental_inputs::report_archive_begin): Likewise.
2123 (Incremental_inputs::report_object): Likewise.
2124 (Incremental_inputs::report_script): Likewise.
2125 (class Incremental_global_symbol_reader): New class.
2126 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2127 and store flags and input file type.
2128 (Incremental_input_entry_reader::arg_serial): New function.
2129 (Incremental_input_entry_reader::type): Extract type from flags.
2130 (Incremental_input_entry_reader::is_in_system_directory): New function.
2131 (Incremental_input_entry_reader::get_input_section_count): Call
2132 accessor function for type.
2133 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2134 function for type; adjust size of global symbol entry.
2135 (Incremental_input_entry_reader::get_global_symbol_count): Call
2136 accessor function for type.
2137 (Incremental_input_entry_reader::get_object_count): Likewise.
2138 (Incremental_input_entry_reader::get_object_offset): Likewise.
2139 (Incremental_input_entry_reader::get_member_count): Likewise.
2140 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2141 (Incremental_input_entry_reader::get_member_offset): Likewise.
2142 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2143 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2144 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2145 (Incremental_input_entry_reader::get_global_symbol_reader): New
2146 function.
2147 (Incremental_input_entry_reader::get_output_symbol_index): New
2148 function.
2149 (Incremental_input_entry_reader::type_): Remove.
2150 (Incremental_input_entry_reader::flags_): New data member.
2151 (Incremental_inputs_reader::input_file_offset): New function.
2152 (Incremental_inputs_reader::input_file_index): New function.
2153 (Incremental_inputs_reader::input_file): Call input_file_offset.
2154 (Incremental_inputs_reader::input_file_at_offset): New function.
2155 (Incremental_relocs_reader::get_r_type): Reformat.
2156 (Incremental_relocs_reader::get_r_shndx): Reformat.
2157 (Incremental_relocs_reader::get_r_offset): Reformat.
2158 (Incremental_relocs_reader::data): New function.
2159 (Incremental_binary::Incremental_binary): Initialize new data members.
2160 (Incremental_binary::check_inputs): Add cmdline parameter.
2161 (Incremental_binary::file_is_unchanged): Remove.
2162 (Input_reader::arg_serial): New function.
2163 (Input_reader::get_unused_symbol_count): New function.
2164 (Input_reader::get_unused_symbol): New function.
2165 (Input_reader::do_arg_serial): New function.
2166 (Input_reader::do_get_unused_symbol_count): New function.
2167 (Input_reader::do_get_unused_symbol): New function.
2168 (Incremental_binary::input_file_count): New function.
2169 (Incremental_binary::get_input_reader): Change signature to use
2170 index instead of filename.
2171 (Incremental_binary::file_has_changed): New function.
2172 (Incremental_binary::get_input_argument): New function.
2173 (Incremental_binary::get_library): New function.
2174 (Incremental_binary::get_script_info): New function.
2175 (Incremental_binary::init_layout): New function.
2176 (Incremental_binary::reserve_layout): New function.
2177 (Incremental_binary::output_file): New function.
2178 (Incremental_binary::do_check_inputs): New function.
2179 (Incremental_binary::do_file_is_unchanged): Remove.
2180 (Incremental_binary::do_file_has_changed): New function.
2181 (Incremental_binary::do_init_layout): New function.
2182 (Incremental_binary::do_reserve_layout): New function.
2183 (Incremental_binary::do_input_file_count): New function.
2184 (Incremental_binary::do_get_input_reader): Change signature.
2185 (Incremental_binary::input_args_map_): New data member.
2186 (Incremental_binary::library_map_): New data member.
2187 (Incremental_binary::script_map_): New data member.
2188 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2189 new data members.
2190 (Sized_incremental_binary::output_section): New function.
2191 (Sized_incremental_binary::inputs_reader): Add const.
2192 (Sized_incremental_binary::symtab_reader): Add const.
2193 (Sized_incremental_binary::relocs_reader): Add const.
2194 (Sized_incremental_binary::got_plt_reader): Add const.
2195 (Sized_incremental_binary::get_symtab_view): New function.
2196 (Sized_incremental_binary::Inputs_reader): New typedef.
2197 (Sized_incremental_binary::Input_entry_reader): New typedef.
2198 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2199 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2200 (Sized_incremental_binary::do_file_has_changed): New function.
2201 (Sized_incremental_binary::do_init_layout): New function.
2202 (Sized_incremental_binary::do_reserve_layout): New function.
2203 (Sized_input_reader::Inputs_reader): Remove.
2204 (Sized_input_reader::Input_entry_reader): Remove.
2205 (Sized_input_reader::do_arg_serial): New function.
2206 (Sized_input_reader::do_get_unused_symbol_count): New function.
2207 (Sized_input_reader::do_get_unused_symbol): New function.
2208 (Sized_incremental_binary::do_input_file_count): New function.
2209 (Sized_incremental_binary::do_get_input_reader): Change signature;
2210 use index instead of filename.
2211 (Sized_incremental_binary::section_map_): New data member.
2212 (Sized_incremental_binary::input_entry_readers_): New data member.
2213 (class Sized_incr_relobj): New class.
2214 (class Sized_incr_dynobj): New class.
2215 (make_sized_incremental_object): New function.
2216 (class Incremental_library): New class.
2217 * layout.cc (Free_list::num_lists): New static data member.
2218 (Free_list::num_nodes): New static data member.
2219 (Free_list::num_removes): New static data member.
2220 (Free_list::num_remove_visits): New static data member.
2221 (Free_list::num_allocates): New static data member.
2222 (Free_list::num_allocate_visits): New static data member.
2223 (Free_list::init): New function.
2224 (Free_list::remove): New function.
2225 (Free_list::allocate): New function.
2226 (Free_list::dump): New function.
2227 (Free_list::print_stats): New function.
2228 (Layout_task_runner::run): Resize output file for incremental updates.
2229 (Layout::Layout): Initialize new data members.
2230 (Layout::set_incremental_base): New function.
2231 (Layout::init_fixed_output_section): New function.
2232 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2233 incremental updates.
2234 (Layout::create_gold_note): Do not create gold note section for
2235 incremental updates.
2236 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2237 for incremental updates.
2238 (Layout::set_section_offsets): For incremental updates, allocate space
2239 from free list.
2240 (Layout::create_symtab_sections): Layout with offsets relative to
2241 start of section; for incremental updates, allocate space from free
2242 list.
2243 (Layout::create_shdrs): For incremental updates, allocate space from
2244 free list.
2245 (Layout::finish_dynamic_section): For incremental updates, do not
2246 check --as-needed (fixed in subsequent patch).
2247 * layout.h (class Free_list): New class.
2248 (Layout::set_incremental_base): New function.
2249 (Layout::incremental_base): New function.
2250 (Layout::init_fixed_output_section): New function.
2251 (Layout::allocate): New function.
2252 (Layout::incremental_base_): New data member.
2253 (Layout::free_list_): New data member.
2254 * main.cc (main): Print Free_list statistics.
2255 * object.cc (Relobj::finalize_incremental_relocs): Add
2256 clear_counts parameter; clear counts only when clear_counts is set.
2257 (Sized_relobj::Sized_relobj): Initialize new base class.
2258 (Sized_relobj::do_layout): Don't report special sections.
2259 (Sized_relobj::do_for_all_local_got_entries): New function.
2260 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2261 symtab_off to all symbol table offsets.
2262 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2263 * object.h (class Got_offset_list): Move to top of file.
2264 (Object::Object): Allow case where input_file == NULL.
2265 (Object::~Object): Likewise.
2266 (Object::input_file): Assert that input_file != NULL.
2267 (Object::lock): Allow case where input_file == NULL.
2268 (Object::unlock): Likewise.
2269 (Object::is_locked): Likewise.
2270 (Object::token): Likewise.
2271 (Object::release): Likewise.
2272 (Object::is_incremental): New function.
2273 (Object::get_mtime): New function.
2274 (Object::for_all_local_got_entries): New function.
2275 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2276 (Object::set_is_in_system_directory): New function.
2277 (Object::is_in_system_directory): New function.
2278 (Object::do_is_incremental): New function.
2279 (Object::do_get_mtime): New function.
2280 (Object::do_for_all_local_got_entries): New function.
2281 (Object::is_in_system_directory_): New data member.
2282 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2283 (class Sized_relobj_base): New class.
2284 (class Sized_relobj): Derive from Sized_relobj_base.
2285 (class Sized_relobj::Symbols): Redeclare from base class.
2286 (class Sized_relobj::local_got_offset_list): Remove.
2287 (class Sized_relobj::Output_sections): Redeclare from base class.
2288 (class Sized_relobj::do_for_all_local_got_entries): New function.
2289 (class Sized_relobj::write_local_symbols): Add offset parameter.
2290 (class Sized_relobj::local_symbol_offset_): Update comment.
2291 (class Sized_relobj::local_dynsym_offset_): Update comment.
2292 * options.cc (Input_arguments::add_file): Remove const.
2293 * options.h (Input_file_argument::Input_file_argument):
2294 Initialize arg_serial_ (all constructors).
2295 (Input_file_argument::set_arg_serial): New function.
2296 (Input_file_argument::arg_serial): New function.
2297 (Input_file_argument::arg_serial_): New data member.
2298 (Input_arguments::Input_arguments): Initialize file_count_.
2299 (Input_arguments::add_file): Remove const.
2300 (Input_arguments::number_of_input_files): New function.
2301 (Input_arguments::file_count_): New data member.
2302 (Command_line::number_of_input_files): Call
2303 Input_arguments::number_of_input_files.
2304 * output.cc (Output_segment_headers::Output_segment_headers):
2305 Set current size.
2306 (Output_section::Input_section::current_data_size): New function.
2307 (Output_section::Output_section): Initialize new data members.
2308 (Output_section::add_input_section): Don't do merge sections for
2309 an incremental link; allocate space from free list for an
2310 incremental update.
2311 (Output_section::add_output_section_data): Allocate space from
2312 free list for an incremental update.
2313 (Output_section::update_data_size): New function.
2314 (Output_section::set_fixed_layout): New function.
2315 (Output_section::reserve): New function.
2316 (Output_segment::set_section_addresses): Remove const.
2317 (Output_segment::set_section_list_addresses): Remove const; allocate
2318 space from free list for an incremental update.
2319 (Output_segment::set_offset): Adjust size of RELRO segment for an
2320 incremental update.
2321 * output.h (Output_data::current_data_size): Move here from
2322 child classes.
2323 (Output_data::pre_finalize_data_size): New function.
2324 (Output_data::update_data_size): New function.
2325 (Output_section_headers::update_data_size): new function.
2326 (Output_section_data_build::current_data_size): Move to Output_data.
2327 (Output_data_strtab::update_data_size): New function.
2328 (Output_section::current_data_size): Move to Output_data.
2329 (Output_section::set_fixed_layout): New function.
2330 (Output_section::has_fixed_layout): New function.
2331 (Output_section::reserve): New function.
2332 (Output_section::update_data_size): New function.
2333 (Output_section::has_fixed_layout_): New data member.
2334 (Output_section::free_list_): New data member.
2335 (Output_segment::set_section_addresses): Remove const.
2336 (Output_segment::set_section_list_addresses): Remove const.
2337 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2338 New function.
2339 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2340 New function.
2341 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2342 parameter when calling Add_symbols constructor; store argument
2343 serial number for members of a lib group.
2344 (Add_symbols::locks): Allow case where token == NULL.
2345 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2346 (Read_member::~Read_member): New function.
2347 (Read_member::is_runnable): New function.
2348 (Read_member::locks): New function.
2349 (Read_member::run): New function.
2350 (Check_script::~Check_script): New function.
2351 (Check_script::is_runnable): New function.
2352 (Check_script::locks): New function.
2353 (Check_script::run): New function.
2354 (Check_library::~Check_library): New function.
2355 (Check_library::is_runnable): New function.
2356 (Check_library::locks): New function.
2357 (Check_library::run): New function.
2358 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2359 (Add_symbols::library_): New data member.
2360 (class Read_member): New class.
2361 (class Check_script): New class.
2362 (class Check_library): New class.
2363 * reloc.cc (Read_relocs::is_runnable): Allow case where
2364 token == NULL.
2365 (Read_relocs::locks): Likewise.
2366 (Scan_relocs::locks): Likewise.
2367 (Relocate_task::locks): Likewise.
2368 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2369 to clear counters.
2370 (Sized_relobj::incremental_relocs_scan): Fix comment.
2371 (Sized_relobj::do_relocate): Pass output file offset to
2372 write_local_symbols.
2373 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2374 from class declaration.
2375 * script.cc (read_input_script): Allocate Script_info; pass
2376 argument serial number to report_script.
2377 * script.h (class Script_info): Move to incremental.h.
2378 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2379 * symtab.h (Symbol_table::add_from_incrobj): New function.
2380 (Symbol_table::set_file_offset): New function.
2381
b961d0d7
CC		 23822011-04-05 Cary Coutant <ccoutant@google.com>
2383
2384 * incremental-dump.cc (dump_incremental_inputs): Change signature
2385 to take a Sized_incremental_binary; change caller. Use readers
2386 in Sized_incremental_binary.
2387 * incremental.cc
2388 (Sized_incremental_binary::find_incremental_inputs_sections):
2389 Rename do_find_incremental_inputs_sections to this.
2390 (Sized_incremental_binary::setup_readers): New function.
2391 (Sized_incremental_binary::do_check_inputs): Check
2392 has_incremental_info_ flag; move setup code to setup_readers;
2393 use input readers.
2394 (Sized_incremental_binary::do_file_is_unchanged): New function.
2395 (Sized_incremental_binary::do_get_input_reader): New function.
2396 * incremental.h (class Incremental_binary): Move to end of file.
2397 (Incremental_binary::file_is_unchanged): New function.
2398 (Incremental_binary::do_file_is_unchanged): New function.
2399 (Incremental_binary::Input_reader): New class.
2400 (Incremental_binary::get_input_reader): New function.
2401 (class Sized_incremental_binary): Move to end of file.
2402 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2403 input section reader classes.
2404 (Sized_incremental_binary::has_incremental_info): New function.
2405 (Sized_incremental_binary::inputs_reader): New function.
2406 (Sized_incremental_binary::symtab_reader): New function.
2407 (Sized_incremental_binary::relocs_reader): New function.
2408 (Sized_incremental_binary::got_plt_reader): New function.
2409 (Sized_incremental_binary::do_file_is_unchanged): New function.
2410 (Sized_incremental_binary::Sized_input_reader): New class.
2411 (Sized_incremental_binary::get_input_reader): New function.
2412 (Sized_incremental_binary::find_incremental_inputs_sections):
2413 Rename do_find_incremental_inputs_sections to this.
2414 (Sized_incremental_binary::setup_readers): New function.
2415 (Sized_incremental_binary::has_incremental_info_): New data member.
2416 (Sized_incremental_binary::inputs_reader_): New data member.
2417 (Sized_incremental_binary::symtab_reader_): New data member.
2418 (Sized_incremental_binary::relocs_reader_): New data member.
2419 (Sized_incremental_binary::got_plt_reader_): New data member.
2420 (Sized_incremental_binary::current_input_file_): New data member.
2421
a869183f
PP		 24222011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2423
2424 PR gold/12640
2425 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2426 violation.
2427
24282011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2429
2430 * archive.cc (Archive::include_member): Adjust call to report_object.
2431 (Add_archive_symbols::run): Add script_info to call to
2432 report_archive_begin.
2433 (Lib_group::include_member): Adjust call to report_object.
2434 (Add_lib_group_symbols::run): Adjust call to report_object.
2435 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2436 blocks. Add object count for script input files.
2437 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2438 script_info parameter; change all callers.
2439 (Incremental_inputs::report_object): Add script_info parameter;
2440 change all callers.
2441 (Incremental_inputs::report_script): Store backpointer to
2442 incremental info entry.
2443 (Output_section_incremental_inputs::set_final_data_size): Record
2444 additional information for scripts.
2445 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2446 * incremental.h (Incremental_script_entry::add_object): New function.
2447 (Incremental_script_entry::get_object_count): New function.
2448 (Incremental_script_entry::get_object): New function.
2449 (Incremental_script_entry::objects_): New data member; adjust
2450 constructor.
2451 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2452 (Incremental_inputs::report_object): Add script_info parameter.
2453 (Incremental_inputs_reader::get_object_count): New function.
2454 (Incremental_inputs_reader::get_object_offset): New function.
2455 * options.cc (Input_arguments::add_file): Return reference to
2456 new input argument.
2457 * options.h (Input_argument::set_script_info): New function.
2458 (Input_argument::script_info): New function.
2459 (Input_argument::script_info_): New data member; adjust all
2460 constructors.
2461 (Input_file_group::add_file): Return reference to new input argument.
2462 (Input_file_lib::add_file): Likewise.
2463 (Input_arguments::add_file): Likewise.
2464 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2465 * script.cc (Parser_closure::Parser_closure): Add script_info
2466 parameter; adjust all callers.
2467 (Parser_closure::script_info): New function.
2468 (Parser_closure::script_info_): New data member.
2469 (read_input_script): Report scripts earlier to incremental info.
2470 (script_add_file): Set script_info in Input_argument.
2471 (script_add_library): Likewise.
2472 * script.h (Script_options::Script_info): Rewrite class.
2473
a869183f 24742011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2475
2476 * archive.cc (Library_base::should_include_member): Move
2477 method here from class Archive.
2478 (Archive::Archive): Initialize base class.
2479 (Archive::should_include_member): Move to base class.
2480 (Archive::do_for_all_unused_symbols): New function.
2481 (Add_archive_symbols::run): Remove redundant access to
2482 incremental_inputs.
2483 (Lib_group::Lib_group): Initialize base class.
2484 (Lib_group::do_filename): New function.
2485 (Lib_group::include_member): Pass pointer to Lib_group to
2486 report_object.
2487 (Lib_group::do_for_all_unused_symbols): New function.
2488 (Add_lib_group_symbols::run): Report archive information for
2489 incremental links.
2490 * archive.h (class Library_base): New base class.
2491 (class Archive): Derive from Library_base.
2492 (Archive::filename): Move to base class.
2493 (Archive::set_incremental_info): Likewise.
2494 (Archive::incremental_info): Likewise.
2495 (Archive::Should_include): Likewise.
2496 (Archive::should_include_member): Likewise.
2497 (Archive::Armap_entry): Remove.
2498 (Archive::Unused_symbol_iterator): Remove.
2499 (Archive::unused_symbols_begin): Remove.
2500 (Archive::unused_symbols_end): Remove.
2501 (Archive::do_filename): New function.
2502 (Archive::do_get_mtime): New function.
2503 (Archive::do_for_all_unused_symbols): New function.
2504 (Archive::task_): Move to base class.
2505 (Archive::incremental_info_): Likewise.
2506 (class Lib_group): Derive from Library_base.
2507 (Lib_group::do_filename): New function.
2508 (Lib_group::do_get_mtime): New function.
2509 (Lib_group::do_for_all_unused_symbols): New function.
2510 (Lib_group::task_): Move to base class.
2511 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2512 function.
2513 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2514 function.
2515 * incremental.cc (Incremental_inputs::report_archive_begin):
2516 Use Library_base; call library's get_mtime; add incremental inputs
2517 entry before members.
2518 (class Unused_symbol_visitor): New class.
2519 (Incremental_inputs::report_archive_end): Use Library_base; use
2520 visitor class to record unused symbols; don't add incremental inputs
2521 entry after members.
2522 (Incremental_inputs::report_object): Use Library_base.
2523 * incremental.h
2524 (Incremental_archive_entry::Incremental_archive_entry): Remove
2525 unused Archive parameter.
2526 (Incremental_inputs::report_archive_begin): Use Library_base.
2527 (Incremental_inputs::report_archive_end): Likewise.
2528 (Incremental_inputs::report_object): Likewise.
2529 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2530 function.
2531 * object.h (Object::for_all_global_symbols): New function.
2532 (Object::do_for_all_global_symbols): New function.
2533 (Sized_relobj::do_for_all_global_symbols): New function.
2534 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2535 function.
2536 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2537 function.
2538
61ab3e40
ILT		 25392011-03-27 Ian Lance Taylor <iant@google.com>
2540
2541 * archive.cc (Archive::interpret_header): Return -1 if something
2542 goes wrong. Change callers accordingly.
2543
30e1f9e6
CC		 25442011-03-25 Cary Coutant <ccoutant@google.com>
2545
2546 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2547 * testsuite/Makefile.in: Regenerate.
2548
9370ce59 25492011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2550
2551 * plugin.cc (get_view): New.
2552 (Plugin::load): Pass get_view to the plugin.
2553 (Plugin_manager::get_view): New.
2554
9312bb0a
ILT		 25552011-03-21 Ian Lance Taylor <iant@google.com>
2556
2557 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2558 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2559
7e12ba9e
ST		 25602011-03-21 Sriraman Tallam <tmsriram@google.com>
2561
2562 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2563 Change == to -eq.
2564 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2565 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2566 Change == to -eq.
2567 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2568 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2569
fd7a005d
ILT		 25702011-03-14 Ian Lance Taylor <iant@google.com>
2571
2572 * script-sections.cc (Sort_output_sections::script_compare):
2573 Rename from is_before, change return type.
2574 (Sort_output_sections::operator()): Adjust accordingly.
2575
ed16fd1b
ILT		 25762011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2577
2578 PR gold/12572
2579 * testsuite/odr_violation2.cc: Add comment to make all error line
2580 numbers double digits.
2581 * testsuite/debug_msg.sh: Adjust expected errors.
2582
71ff8986
ILT		 25832011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2584
2585 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2586 but mark earlier ones as non-canonical
2587 (offset_to_iterator): Update search target and example
2588 (do_addr2line): Return extra lines in a vector*
2589 (format_file_lineno): Extract from do_addr2line
2590 (one_addr2line): Add vector* out-param
2591 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2592 when a lineno entry appeared last for its instruction
2593 (Dwarf_line_info): Add vector* out-param
2594 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2595 * symtab.cc (Odr_violation_compare): Include the lineno in the
2596 comparison again.
2597 (linenos_from_loc): New. Combine the canonical line for an
2598 address with its other lines.
2599 (True_if_intersect): New. Helper functor to make
2600 std::set_intersection a query.
2601 (detect_odr_violations): Compare sets of lines instead of just
2602 one line for each function. This became less deterministic, but
2603 has fewer false positives.
2604 * symtab.h: Declarations.
2605 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2606 mix an optimized and non-optimized object in the same binary
2607 (odr_violation2.so): Same.
2608 * testsuite/Makefile.in: Regenerate from Makefile.am.
2609 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2610 * testsuite/debug_msg.sh: Update line numbers and add
2611 assertions.
2612 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2613 non-optimized context.
2614 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2615 isn't inlined, and use OdrDerived in an optimized context.
2616 * testsuite/odr_header1.h: Defines OdrDerived, where
2617 optimization will change the
2618 first-instruction-in-the-destructor's file and line number.
2619 * testsuite/odr_header2.h: Defines OdrBase.
2620
a19fefdc
ILT		 26212011-03-09 Ian Lance Taylor <iant@google.com>
2622
2623 * fileread.cc (File_read::clear_views): Don't delete the whole
2624 file view.
2625
ecb351e9
ILT		 26262011-03-08 Ian Lance Taylor <iant@google.com>
2627
2628 PR gold/12525
2629 * fileread.cc: #include <climits>.
2630 (GOLD_IOV_MAX): Define.
2631 (File_read::read_multiple): Limit number of entries by iov_max.
2632 * fileread.h (class File_read): Always set max_readv_entries to
2633 128.
2634
b821d13c
ILT		 26352011-03-07 Ian Lance Taylor <iant@google.com>
2636
2637 PR gold/12525
2638 * options.h (class General_options): Add -dy and -dn.
2639
89243142
CC		 26402011-03-02 Cary Coutant <ccoutant@google.com>
2641
2642 * testsuite/script_test_9.t: Add TLS segment.
2643
d0773f31
ILT		 26442011-03-02 Simon Baldwin <simonb@google.com>
2645
2646 * configure.ac: Add check for gnu_indirect_function support in
2647 the toolchain building binutils.
2648 * configure: Rebuild.
2649
9370ce59 26502011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2651
2652 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2653 plugin only symbols.
2654 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2655 in plugin files as not needed in the symbol table.
2656
4cf7a849
ST		 26572011-02-11 Sriraman Tallam <tmsriram@google.com>
2658
2659 * output.cc (Output_section::add_input_section): Delay fill
2660 generation for section ordering.
2661
b578bd7d
ILT		 26622011-02-09 Ian Lance Taylor <iant@google.com>
2663
2664 PR gold/12316
2665 * object.h (class Sized_relobj): Remove clear_local_symbols.
2666 * reloc.cc (Sized_relobj::do_relocate): Don't call
2667 clear_local_symbols.
2668
9370ce59 26692011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2670
2671 * plugin.cc (is_visible_from_outside): Return true for symbols
2672 in the -u option.
2673
55382fb7
ILT		 26742011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2675
2676 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2677 filename.
2678
4e271fff
ST		 26792011-02-02 Sriraman Tallam <tmsriram@google.com>
2680
2681 * icf.h (is_section_foldable_candidate): Change type of parameter
2682 to std::string.
2683 * icf.cc (Icf::find_identical_sections): Change type of local variable
2684 section_name to be std::string.
2685 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2686
d433c3ac
ILT		 26872011-01-25 Ian Lance Taylor <iant@google.com>
2688
2689 * script.cc (script_add_extern): Rewrite to use
2690 add_symbol_reference.
2691
880473a6
DK		 26922011-01-25 Doug Kwan <dougkwan@google.com>
2693
d433c3ac 2694 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2695
f30f86fa
ILT		 26962011-01-24 Ian Lance Taylor <iant@google.com>
2697
2698 * options.h (class General_options): Accept
2699 --no-detect-odr-violations.
2700
8e51a0b9
ILT		 27012011-01-24 Ian Lance Taylor <iant@google.com>
2702
2703 * version.cc (version_string): Bump to 1.11.
2704
0f3b89d8
ILT		 27052011-01-24 Ian Lance Taylor <iant@google.com>
2706
2707 * plugin.cc (class Plugin_rescan): Define new class.
2708 (Plugin_manager::claim_file): Set any_claimed_.
2709 (Plugin_manager::save_archive): New function.
2710 (Plugin_manager::save_input_group): New function.
2711 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2712 necessary.
2713 (Plugin_manager::new_undefined_symbol): New function.
2714 (Plugin_manager::rescan): New function.
2715 (Plugin_manager::rescannable_defines): New function.
2716 (Plugin_manager::add_input_file): Set any_added_.
2717 * plugin.h (class Plugin_manager): define new fields rescannable_,
2718 undefined_symbols_, any_claimed_, and any_added_. Declare
2719 Plugin_rescan as friend. Declare new functions.
2720 (Plugin_manager::Rescannable): Define type.
2721 (Plugin_manager::Rescannable_list): Define type.
2722 (Plugin_manager::Undefined_symbol_list): Define type.
2723 (Plugin_manager::Plugin_manager): Initialize new fields.
2724 * archive.cc (Archive::defines_symbol): New function.
2725 (Add_archive_symbols::run): Pass archive to plugins if any.
2726 * archive.h (class Archive): Declare defines_symbol.
2727 * readsyms.cc (Input_group::~Input_group): New function.
2728 (Finish_group::run): Pass input_group to plugins if any.
2729 * readsyms.h (class Input_group): Declare destructor.
2730 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2731 any.
2732
3bb951e5
ILT		 27332011-01-10 Ian Lance Taylor <iant@google.com>
2734
2735 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2736 section as relro.
2737 (Layout::set_segment_offsets): Reset increase_relro before calling
2738 set_section_addresses a second time.
2739
0aa45fac
CC		 27402011-01-04 Cary Coutant <ccoutant@google.com>
2741
2742 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2743 sections before NOBITS sections.
2744
0db46eb4
L		 27452011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2746
2747 * version.cc (print_version): Update copyright to 2011.
2748
829c9745
CC		 27492010-12-23 Cary Coutant <ccoutant@google.com>
2750
2751 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2752 of OS to this->add. Add OD parameter to second form of the function.
2753
7500420b
ILT		 27542010-12-20 Ian Lance Taylor <iant@google.com>
2755
2756 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2757 second of two consecutive entries with same offset.
2758
f8e9a930
RW		 27592010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2760
2761 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2762 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2763 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2764 to avoid unneeded links against $(LDADD).
2765 * testsuite/Makefile.in: Regenerate.
2766
2fbb4320
ILT		 27672010-12-15 Ian Lance Taylor <iant@google.com>
2768
2769 PR gold/12324
2770 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2771 for R_X86_64_32 and R_X86_64_PC32.
2772 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2773 ver_matching_def_pic.o.
2774 (ver_matching_def_pic.o): New target.
2775
fedb228d
RW		 27762010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2777
2778 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2779 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2780 Move definition before File_read::View member definitions.
2781 (File_read::View::~View): Initialize and hold lock before
2782 updating current_mapped_bytes.
2783
9b547ce6
RW		 27842010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2785
2786 * dwarf_reader.cc: Remove outdated comment.
2787 * gold-threads.cc: Fix typo in error message.
2788 * archive.cc: Fix typos in comments.
2789 * archive.h: Likewise.
2790 * arm-reloc-property.cc: Likewise.
2791 * arm-reloc-property.h: Likewise.
2792 * arm-reloc.def: Likewise.
2793 * arm.cc: Likewise.
2794 * attributes.h: Likewise.
2795 * cref.cc: Likewise.
2796 * ehframe.cc: Likewise.
2797 * fileread.h: Likewise.
2798 * gold.h: Likewise.
2799 * i386.cc: Likewise.
2800 * icf.cc: Likewise.
2801 * incremental.h: Likewise.
2802 * int_encoding.cc: Likewise.
2803 * layout.h: Likewise.
2804 * main.cc: Likewise.
2805 * merge.h: Likewise.
2806 * object.cc: Likewise.
2807 * object.h: Likewise.
2808 * options.cc: Likewise.
2809 * readsyms.cc: Likewise.
2810 * reduced_debug_output.cc: Likewise.
2811 * reloc.cc: Likewise.
2812 * script-sections.cc: Likewise.
2813 * sparc.cc: Likewise.
2814 * symtab.h: Likewise.
2815 * target-reloc.h: Likewise.
2816 * target.cc: Likewise.
2817 * target.h: Likewise.
2818 * timer.cc: Likewise.
2819 * timer.h: Likewise.
2820 * x86_64.cc: Likewise.
2821
83e17bd5
CC		 28222010-12-09 Cary Coutant <ccoutant@google.com>
2823
2824 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2825 stack.
2826 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2827 parameter; change all callers.
2828 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2829 * options.h (warn_execstack): New option.
2830
017257f8
DK		 28312010-12-07 Doug Kwan <dougkwan@google.com>
2832
2833 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2834 like function call relocations.
2835
c20cbc06
ILT		 28362010-12-07 Ian Lance Taylor <iant@google.com>
2837
2838 * archive.cc (Archive::get_elf_object_for_member): Permit
2839 punconfigured to be NULL.
2840 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2841 (Archive::include_member): Pass NULL to get_elf_object_for_member
2842 if we searched for the archive and this is the first included
2843 object.
2844
4dbfafcc
ILT		 28452010-12-01 Ian Lance Taylor <iant@google.com>
2846
2847 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2848 track_relocs_type_ field.
2849 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2850 Set track_relocs_type_.
2851 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2852 contents when using RELA relocs.
2853 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2854 reloc_map_.
2855 * reloc.cc (Track_relocs::next_addend): New function.
2856 * reloc.h (class Track_relocs): Declare next_addend.
2857
e5e19edd
ILT		 28582010-12-01 Ian Lance Taylor <iant@google.com>
2859
2860 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2861 virtual destructor.
2862
9a5ce24c
ILT		 28632010-12-01 Ian Lance Taylor <iant@google.com>
2864
2865 * README: Update compilers known to work and fail.
2866
c7791212
NC		 28672010-11-23 Matthias Klose <doko@ubuntu.com>
2868
2869 * configure.in: For --enable-gold, handle value `default' instead of
2870 `both*'. Always install ld as ld.bfd, install as ld if gold is
2871 not the default.
2872 * configure: Regenerate.
2873
0ad220c9
DK		 28742010-11-18 Doug Kwan <dougkwan@google.com>
2875
2876 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2877 and right_alignment to be zero. Store result alignment only if it is
2878 greater than existing alignment.
2879
ab8056e0
CC		 28802010-11-16 Cary Coutant <ccoutant@google.com>
2881
2882 PR gold/12220
2883 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2884 Check for ".zdebug_line".
2885
fd064a5b
CC		 28862010-11-16 Doug Kwan <dougkwan@google.com>
2887 Cary Coutant <ccoutant@google.com>
2888
2889 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2890 by reference; adjust all callers.
2891 * output.cc (Output_segment::set_section_addresses): Adjust references
2892 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2893 list is empty.
2894 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2895 end at page boundary.
2896
6fc6ea19
CC		 28972010-11-16 Cary Coutant <ccoutant@google.com>
2898
2899 PR gold/12220
2900 * layout.cc (Layout::choose_output_section): Transform names of
2901 compressed sections even when using a script with a SECTIONS clause.
2902 (Layout::output_section_name): Remove code to transform
2903 compressed debug section names.
2904 * output.cc (Output_section::add_input_section): Use uncompressed
2905 section size when tracking input sections.
2906
95a2c8d6
RS		 29072010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2908
2909 * symtab.h (Symbol::NON_PIC_REF): Remove.
2910 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2911 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2912 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2913 (Symbol::use_plt_offset): Take a flags argument and pass it
2914 directly to needs_dynamic_reloc. Restrict check for undefined
2915 weak symbols to function calls.
2916 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2917 (Target_arm::Scan::global): Use it.
2918 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2919 (Target_arm::Relocate::relocate): Likewise.
2920 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2921 parameter with an r_type parameter. Use get_reference_flags
2922 to get the flags.
2923 (Target_arm::Relocate::relocate): Update accordingly.
2924 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2925 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2926 (Target_i386::Scan::global): Likewise.
2927 (Target_i386::Relocate::relocate): Likewise.
2928 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2929 parameter with an r_type parameter. Use get_reference_flags
2930 to get the flags.
2931 (Target_i386::Relocate::relocate): Update accordingly.
2932 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2933 (Target_powerpc::Scan::global): Use it.
2934 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2935 (Target_powerpc::Relocate::relocate): Likewise.
2936 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2937 (Target_sparc::Scan::global): Use it.
2938 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2939 (Target_sparc::Relocate::relocate): Likewise.
2940 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2941 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2942 (Target_x86_64::Scan::global): Likewise.
2943 (Target_x86_64::Relocate::relocate): Likewise.
2944
f625ae50
DK		 29452010-11-08 Doug Kwan <dougkwan@google.com>
2946 Cary Coutant <ccoutant@google.com>
2947
2948 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2949 (Arm_exidx_merge_section::section_contents_): New data member.
2950 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2951 (Arm_input_section::~Arm_input_section): De-allocate memory.
2952 (Arm_input_section::original_contents_): New data member.
2953 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2954 in parameters instead of calling Object::section_contents without
2955 locking.
2956 (Arm_output_section::group_section): New parameter TASK. Pass it
2957 to callees that need locking objects.
2958 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2959 to lock EXIDX input sections. Fix a formatting issue. Call
2960 Arm_exidx_merged_section::build_contents to create merged section
2961 contents.
2962 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2963 to lock object of stub table owner.
2964 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2965 TEXT_SIZE to initialize data member TEXT_SIZE_.
2966 (Arm_exidx_input_section::addralign): Fix typo in comment.
2967 (Arm_exidx_input_section::text_size): New method.
2968 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2969 that require locking objects. Lock objects before scanning for stubs
2970 and updating local symbols.
2971 (Arm_input_section<big_endian>::init): Copy contents of original
2972 input section.
2973 (Arm_input_section<big_endian>::do_write): Use saved contents of
2974 original input section instead of calling Object::section_contents
2975 without locking.
2976 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2977 size without calling Object::section_size().
2978 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2979 for size. Allocate a buffer for merged EXIDX entries.
2980 (Arm_exidx_merged_section::build_contents): New method.
2981 (Arm_exidx_merged_section::do_write): Move merge section contents
2982 building code to Arm_exidx_merged_section::build_contetns. Write
2983 out contetns in buffer instead of building it on the fly.
2984 (Arm_relobj::make_exidx_input_section): Also pass text section size
2985 to Arm_exidx_input_section constructor.
2986 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2987 (Arm_dynobj::do_read_symbols): Fix memory leak.
2988 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2989 * target.h: (class Task): Add forward declaration.
2990 (Target::relax): Add new parameter TASK and pass it to
2991 Target::do_relax().
2992 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2993
5f9bcf58
CC		 29942010-11-05 Cary Coutant <ccoutant@google.com>
2995
2996 PR gold/10708
2997 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2998 object when reading from the file.
2999 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3000 second layout pass.
3001 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3002 when reading section contents.
3003 (get_section_contents): Likewise.
3004 (icf::find_identical_sections): Likewise.
3005 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3006 object when reading from the file.
3007 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3008 the object when doing deferred section layout.
3009
e597fa08
NC		 30102010-11-03 Nick Clifton <nickc@redhat.com>
3011
3012 PR gold/12001
3013 * script.h (class Symbol_assignment: name): New member. Returns
3014 the name of the symbol.
3015 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3016 Returns true if the given symbol name is on the list of
3017 assignments wating to be processed.
3018 * archive.cc (should_incldue_member): If the symbol is undefined,
3019 check to see if it is on the list of symbols pending assignment.
3020
3f9a3278
ILT		 30212010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3022
3023 * script-sections.cc (Script_sections::find_memory_region): Check
3024 for a NULL output section pointer.
3025
d06fb4d1
DK		 30262010-10-29 Doug Kwan <dougkwan@google.com>
3027
3028 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3029 Output_section::add_relaxed_input_section.
3030 * output.cc (Output_section::add_relaxed_input_section): Add new
3031 arguments LAYOUT and NAME. Set section order index.
3032 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3033 Copy section order index.
3034 * output.h (Output_section::add_relaxed_input_section): Add new
3035 arguments LAYOUT and NAME.
3036
90e24de5
ILT		 30372010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3038
3039 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3040 NATIVE_OR_CROSS_LINKER.
3041 * testsuite/Makefile.in: Regenerate.
3042
c9484ea5
DK		 30432010-10-20 Doug Kwan <dougkwan@google.com>
3044
3045 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3046 without SHF_LINK_ORDER flags.
3047 * layout.cc (Layout::choose_output_section): Do not filter
3048 SHF_LINK_ORDER flag in a relocatable link.
3049
5bc2f5be
CC		 30502010-10-17 Cary Coutant <ccoutant@google.com>
3051
3052 * output.h (Output_segment::set_section_addresses): Change function
3053 signature. Update all callers.
3054 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3055 sections.
3056 (Output_segment::set_section_addresses): Align after last TLS
3057 section. Add padding before last relro section instead of after.
3058
0c91cf04
DK		 30592010-10-17 Doug Kwan <dougkwan@google.com>
3060
3061 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3062 GOT output section to be writable.
3063
8c21d9d3
CC		 30642010-10-14 Cary Coutant <ccoutant@google.com>
3065
3066 * debug.h (DEBUG_INCREMENTAL): New flag.
3067 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3068 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3069 mode.
3070 * incremental.cc (report_command_line): Ignore all forms of
3071 --incremental.
3072 * layout.cc (Layout::Layout): Check parameters for incremental link
3073 mode.
3074 * options.cc (General_options::parse_incremental): New function.
3075 (General_options::parse_no_incremental): New function.
3076 (General_options::parse_incremental_full): New function.
3077 (General_options::parse_incremental_update): New function.
3078 (General_options::incremental_mode_): New data member.
3079 (General_options::finalize): Check incremental_mode_.
3080 * options.h (General_options): Update help text for --incremental.
3081 Add --no-incremental, --incremental-full, --incremental-update.
3082 (General_options::Incremental_mode): New enum type.
3083 (General_options::incremental_mode): New function.
3084 (General_options::incremental_mode_): New data member.
3085 * parameters.cc (Parameters::incremental_mode_): New data member.
3086 (Parameters::set_options): Set incremental_mode_.
3087 (Parameters::set_incremental_full): New function.
3088 (Parameters::incremental): New function.
3089 (Parameters::incremental_update): New function.
3090 (set_parameters_incremental_full): New function.
3091 * parameters.h (Parameters::set_incremental_full): New function.
3092 (Parameters::incremental): New function.
3093 (Parameters::incremental_update): New function.
3094 (Parameters::incremental_mode_): New data member.
3095 (set_parameters_incremental_full): New function.
3096 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3097 incremental link mode.
3098 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3099 (Sized_relobj::do_relocate_sections): Likewise.
3100 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3101 option.
3102 * testsuite/Makefile.in: Regenerate.
3103 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3104
bb32aa18 31052010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3106
3107 * script-sections.h (class Script_sections): Make
3108 Sections_elements typedef public.
3109 * script-sections.cc (class Sort_output_sections): Add elements_
3110 field. Add constructor which sets it; change all callers.
3111 (Sort_output_sections::is_before): New function.
3112 (Sort_output_sections::operator()): Call is_before.
3113 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3114 conditional.
3115 * testsuite/script_test_10.sh: New test. Test script section
3116 order.
3117 * testsuite/script_test_10.t: Likewise.
3118 * testsuite/script_test_10.s: Likewise.
3119 * testsuite/Makefile.am: Wrap the cross linker tests and the
3120 common tests into NATIVE_OR_CROSS_LINKER.
3121 (check_SCRIPTS): Add script_test_10.sh.
3122 (check_DATA): Add script_test_10.stdout.
3123 (script_test_10.o, script_test_10): New targets.
3124 (script_test_10.stdout): New target.
3125 * configure, testsuite/Makefile.in: Regenerate.
3126
3cef7179
ILT		 31272010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3128
3129 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3130 error for the deprecated relocations.
3131 (Target_arm::Scan::global): Likewise.
3132 (Target_arm::Relocate::relocate): Likewise.
3133
7411e9a8
RS		 31342010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3135
3136 * fileread.cc (Input_file::find_file): Initialize *found_name
3137 and *namep when using the fallback search for case 4.
3138
6a9da32a
CC		 31392010-10-11 Cary Coutant <ccoutant@google.com>
3140
3141 * options.h (class General_options): Redefine -z lazy as an alias for
3142 the negation of -z now.
3143
ac897c20
ILT		 31442010-10-11 Ian Lance Taylor <iant@google.com>
3145
3146 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3147 binding.
3148
ea5cae92
NC		 31492010-10-06 Nick Clifton <nickc@redhat.com>
3150
3151 * script-sections.cc(class Memory_region): Remove
3152 current_lma_offset_ field. Rename current_vma_offset_ to
3153 current_offset_. Add last_section_ field.
3154 (Memory_region::get_current_vma_address): Rename to
3155 get_current_address.
3156 (Memory_region::get_current_lma_address): Delete.
3157 (Memory_region::increment_vma_offset): Rename to
3158 increment_offset.
3159 (Memory_region::increment_lma_offset): Delete.
3160 (Memory_region::attributes_compatible): New method. Returns
3161 true if the provided section is compatible with the region.
3162 (Memory_region::get_last_section): New method. Returns the last
3163 section to use the region.
3164 (Memory_region::set_last_section): New method. Stores the last
3165 section to use the region.
3166 (Script_sections::block_in_region): New method. Returns true if
3167 a block of memory is contained within a region.
3168 (Script_sections::find_memory_region): New method. Locates a
3169 memory region to be used to set a VMA or LMA address.
3170 (Output_section_definition::set_section_addresses): Add code to
3171 check for addresses set by memory regions.
3172 (Output_segment::set_section_addresses): Remove memory region
3173 walking code.
3174 (Script_sections::create_segment): Add a warning if a header
3175 segment is created outside of any region.
3176 * script-sections.h (class Script_sections): Add prototypes for
3177 find_memory_region and block_in_region methods.
3178 * testsuite/memory_test.s: Use .long instead of .word.
3179 * testsuite/memory_test.t: Add some more output sections.
3180 * testsuite/memory_test.sh: Update expected output.
3181
a9bfd952
DK		 31822010-10-02 Doug Kwan <dougkwan@google.com>
3183
3184 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3185 defintion to symtab.h
3186 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3187 declaration to defintion.
3188
bacff3ab
NC		 31892010-10-01 Nick Clifton <nickc@redhat.com>
3190
3191 * expression.cc (eval): Replace dummy argument with NULL.
3192 (eval_maybe_dot): Check for a NULL result section pointer.
3193 (Symbol_expression::value): Likewise.
3194 (Dot_expression::value): Likewise.
3195 (BINARY_EXPRESSION): Likewise.
3196 (Max_expression::value): Likewise.
3197 (Min_expression::value): Likewise.
3198 (Absolute_expression::value): Likewise.
3199 (Addr_expression::value_from_output_section): Likewise.
3200 (Loaddddr_expression::value_from_output_section): Likewise.
3201 (Segment_start_expression::value): Likewise.
3202 * script-sections.cc
3203 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3204 argument with NULL.
3205 (Sections_elememt_dot_assignment::set_section_addresses):
3206 Likewise.
3207 (Output_data_expression::do_write_to_buffer): Likewise.
3208 (Output_section_definition::finalize_symbols): Likewise.
3209 (Output_section_definition::set_section_addresses): Likewise.
3210
f81bc8b5
DK		 32112010-09-30 Doug Kwan <dougkwan@google.com>
3212
3213 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3214
c95e9f27
ST		 32152010-09-28 Sriraman Tallam <tmsriram@google.com>
3216
3217 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3218 function.
c95e9f27
ST		 3219 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3220 virtual function.
3221 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3222 virtual function.
3223 * icf.cc (get_section_contents): Inline merge sections only when
3224 target allows it.
3225
3cac54d2
RW		 32262010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3227
3228 * configure: Regenerate.
3229
2904037a
ILT		 32302010-09-17 Ian Lance Taylor <iant@google.com>
3231
3232 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3233 * testsuite/Makefile.am (memory_test.o): New target.
3234 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3235 memory_test.t.
3236 * testsuite/Makefile.in: Rebuild.
2904037a 3237
bca7fb63
DK		 32382010-09-17 Doug Kwan <dougkwan@google.com>
3239
3240 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3241 defintion if relocation uses GOT entries of the symbol.
3242 * testsuite/icf_safe_test.sh: Fix test.
3243 * testsuite/icf_safe_so_test.sh: Fix test.
3244
4ef28648
CC		 32452010-09-16 Cary Coutant <ccoutant@google.com>
3246
3247 * script_sections.cc (class Memory_region): Remove "NULL" from
3248 vector initializations.
3249
793990de
CC		 32502010-09-15 Cary Coutant <ccoutant@google.com>
3251
3252 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3253 Resolve forwarding symbols.
3254
81e015e2
DK		 32552010-09-15 Doug Kwan <dougkwan@google.com>
3256
3257 * gold/testsuite/script_test_3.t: Add ARM special sections.
3258 * gold/testsuite/script_test_4.t: Same.
3259 * gold/testsuite/script_test_5.t: Same.
3260 * gold/testsuite/script_test_6.t: Same.
3261 * gold/testsuite/script_test_7.t: Same.
3262 * gold/testsuite/script_test_7.t: Same.
3263 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3264
36171d64
CC		 32652010-09-14 Cary Coutant <ccoutant@google.com>
3266
3267 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3268 (Target_x86_64::Relocate::relocate_tls): Replace check for
3269 saw_tls_block_reloc_ with test for executable section.
3270
d89051bd
CC		 32712010-09-12 Cary Coutant <ccoutant@google.com>
3272
3273 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3274 position-independent executables to shared libraries need dynamic
3275 relocations.
3276 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3277 position-independent executables.
3278 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3279 * testsuite/Makefile.in: Regenerate.
3280
fca41f0f
NC		 32812010-09-10 Nick Clifton <nickc@redhat.com>
3282
3283 PR gold/11997
3284 * testsuite/memory_test.t: Discard any sections that are not
3285 needed.
3286
6695e4b3
L		 32872010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3288
3289 PR gold/11996
3290 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3291 "This::" to work around a bug in gcc 4.2.
3292
3293 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3294
0f72bf6f
RÁE		 32952010-09-09 Rafael Espindola <espindola@google.com>
3296
3297 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3298 sections with different PF_X flags in the same segment.
3299 (Layout::find_first_load_seg): Search all segments to find the first
3300 one.
3301 * options.h (rosegment): New.
3302
33032010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3304
05a79166 3305 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3306
aa98ff75
DK		 33072010-09-08 Doug Kwan <dougkwan@google.com>
3308
3309 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3310 (Arm_relobj::do_relocate_sections): Add new parameter for output
3311 file to match the parent.
3312 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3313 of local symbols instead of input values. Update code to track
3314 changes in gold::relocate_section.
3315 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3316 (Sized_relobj::compute_final_local_value_internal): New methods.
3317 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3318 body into private version of Sized_relobj::compute_final_local_value.
3319 Call the inline method.
3320 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3321 merged symbol value if there is one.
3322 (Symbol_value::has_output_value): New method defintiion.
3323 (Sized_relobj::Compute_final_local_value_status): New enum type.
3324 (Sized_relobj::compute_final_local_value): New methods.
3325 (Sized_relobj::compute_final_local_value_internal): New methods.
3326 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3327 and arm_cortex_a8.sh.
3328 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3329 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3330 New tests.
3331 * Makefile.in: Regenerate.
3332 * testsuite/arm_bl_out_of_range.s: Update test.
3333 * testsuite/thumb_bl_out_of_range.s: Ditto.
3334 * testsuite/thumb_blx_out_of_range.s: Ditto.
3335 * testsuite/arm_branch_out_of_range.sh: New file.
3336 * testsuite/arm_cortex_a8.sh: Ditto.
3337 * testsuite/arm_cortex_a8_b.s: Ditto.
3338 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3339 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3340 * testsuite/arm_cortex_a8_bl.s: Ditto.
3341 * testsuite/arm_cortex_a8_blx.s: Ditto.
3342 * testsuite/arm_cortex_a8_local.s: Ditto.
3343 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3344 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3345
05a79166
L		 33462010-09-08 Rafael Espindola <espindola@google.com>
3347
3348 * Makefile.am (memory_test.stdout): Run readelf with -W.
3349 * Makefile.in: Regenerate.
3350 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3351 64 bit output.
3352
33dbc701
RÁE		 33532010-09-08 Rafael Espindola <espindola@google.com>
3354
3355 * script-sections.cc (Script_sections::add_memory_region): Convert
3356 field precision to int.
3357 * script.cc (script_set_section_region, script_set_section_region):
3358 Convert field precision to int.
3359
731ca54a
RÁE		 33602010-09-08 Rafael Espindola <espindola@google.com>
3361
3362 * arm.cc (do_finalize_sections): Create the __exidx_start and
3363 __exdix_end symbols even when the section is missing.
3364
7f8cd844
NC		 33652010-09-08 Nick Clifton <nickc@redhat.com>
3366
3367 * README: Remove claim that MEMORY is not supported.
3368 * expression.cc (script_exp_function_origin)
3369 (script_exp_function_length): Move from here to ...
3370 * script.cc: ... here.
3371 (script_set_section_region, script_add_memory)
3372 (script_parse_memory_attr, script_include_directive): New
3373 functions.
3374 * script-sections.cc
3375 (class Memory_region): New class.
3376 (class Output_section_definition): Add set_memory_region,
3377 set_section_vma, set_section_lma and get_section_name methods.
3378 (class Script_Sections): Add add_memory_region,
3379 find_memory_region, find_memory_region_origin,
3380 find_memory_region_length and set_memory_region methods.
3381 Have set_section_addresses method walk the list of set memory
3382 regions.
3383 Extend the print methos to display memory regions.
3384 * script-sections.h: Add prototypes for new methods.
3385 Add enum for MEMORY region attributes.
3386 * yyscript.y: Add support for parsing MEMORY regions.
3387 * script-c.h: Add prototypes for new functions.
3388 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3389 * testsuite/Makefile.in: Regenerate.
3390 * testsuite/memory_test.sh: New script.
3391 * testsuite/memory_test.s: New assembler source file.
3392 * testsuite/memory_test.t: New linker script.
3393
a4649286
DK		 33942010-08-27 Doug Kwan <dougkwan@google.com>
3395
3396 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3397 reference override an existing dynamic weak reference.
3398 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3399 * testsuite/Makefile.in: Regenerate.
3400 * testsuite/dyn_weak_ref.sh: New file.
3401 * testsuite/dyn_weak_ref_1.c: Ditto.
3402 * testsuite/dyn_weak_ref_2.c: Ditto.
3403
b56648ad
ILT		 34042010-08-27 Ian Lance Taylor <iant@google.com>
3405
3406 * incremental.h (class Incremental_input_entry): Add virtual
3407 destructor.
3408
809313cb
ILT		 34092010-08-27 Ian Lance Taylor <iant@google.com>
3410
3411 * testsuite/start_lib_test_3.c: Mark t3 as used.
3412
11e32464
NC		 34132010-08-27 Nick Clifton <nickc@redhat.com>
3414
3415 * options.cc (version_script): Fix small typo in previous
3416 whitespace tidyup.
3417
ca09d69a
NC		 34182010-08-25 Nick Clifton <nickc@redhat.com>
3419
3420 * archive.cc: Formatting fixes: Remove whitespace between
3421 typename and following asterisk. Remove whitespace between
3422 function name and opening parenthesis.
3423 * archive.h: Likewise.
3424 * arm.cc: Likewise.
3425 * attributes.cc: Likewise.
3426 * attributes.h: Likewise.
3427 * common.cc: Likewise.
3428 * copy-relocs.cc: Likewise.
3429 * dirsearch.h: Likewise.
3430 * dynobj.cc: Likewise.
3431 * ehframe.cc: Likewise.
3432 * ehframe.h: Likewise.
3433 * expression.cc: Likewise.
3434 * fileread.cc: Likewise.
3435 * fileread.h: Likewise.
3436 * gc.h: Likewise.
3437 * gold-threads.cc: Likewise.
3438 * gold.cc: Likewise.
3439 * i386.cc: Likewise.
3440 * icf.h: Likewise.
3441 * incremental-dump.cc: Likewise.
3442 * incremental.cc: Likewise.
3443 * layout.cc: Likewise.
3444 * layout.h: Likewise.
3445 * main.cc: Likewise.
3446 * merge.cc: Likewise.
3447 * merge.h: Likewise.
3448 * object.cc: Likewise.
3449 * object.h: Likewise.
3450 * options.cc: Likewise.
3451 * options.h: Likewise.
3452 * output.cc: Likewise.
3453 * output.h: Likewise.
3454 * plugin.cc: Likewise.
3455 * plugin.h: Likewise.
3456 * powerpc.cc: Likewise.
3457 * reloc.cc: Likewise.
3458 * script-c.h: Likewise.
3459 * script-sections.cc: Likewise.
3460 * script.cc: Likewise.
3461 * stringpool.cc: Likewise.
3462 * symtab.cc: Likewise.
3463 * symtab.h: Likewise.
3464 * target.cc: Likewise.
3465 * timer.cc: Likewise.
3466 * timer.h: Likewise.
3467 * version.cc: Likewise.
3468 * x86_64.cc: Likewise.
3469
b8fa8750
NC		 34702010-08-24 Nick Clifton <nickc@redhat.com>
3471
3472 PR 11899
3473 * layout.cc (segment_precedes): Sort segments by their physical
3474 addresses, if they have been set.
3475
9919d93b
CC		 34762010-08-23 Cary Coutant <ccoutant@google.com>
3477
3478 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3479 symbols data.
3480 (Lib_group::include_member): Unlock object after deleting its
3481 symbols data.
3482 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3483 the bug fixed here.
3484
97b4be1c
CC		 34852010-08-19 Neil Vachharajani <nvachhar@google.com>
3486 Cary Coutant <ccoutant@google.com>
3487
3488 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3489 constructor, and set_blocker.
3490 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3491 readsyms_blocker_.
3492 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3493 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3494 * testsuite/Makefile.am (start_lib_test): New test case.
3495 * testsuite/Makefile.in: Regenerate.
3496 * testsuite/start_lib_test_main.c: New file.
3497 * testsuite/start_lib_test_1.c: New file.
3498 * testsuite/start_lib_test_2.c: New file.
3499 * testsuite/start_lib_test_3.c: New file.
3500
dd0b1884
ILT		 35012010-08-19 Ian Lance Taylor <iant@google.com>
3502
3503 * Makefile.in: Rebuild with automake 1.11.1.
3504 * aclocal.m4: Likewise.
3505 * testsuite/Makefile.in: Likewise.
3506
7223e9ca
ILT		 35072010-08-19 Ian Lance Taylor <iant@google.com>
3508
3509 PR 10893
3510 * i386.cc (class Output_data_plt_i386): Update declarations.
3511 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3512 local_ifuncs_ fields.
3513 (Target_i386::do_plt_section_for_global): New function.
3514 (Target_i386::do_plt_section_for_local): New function.
3515 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3516 parameter; change all callers. Initialize global_ifuncs_ and
3517 local_ifuncs_. If doing a static link define __rel_iplt_start and
3518 __rel_iplt_end.
3519 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3520 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3521 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3522 symbols.
3523 (Target_i386::make_plt_section): New function, broken out of
3524 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3525 (Target_i386::make_plt_entry): Call make_plt_section.
3526 (Target_i386::make_local_ifunc_plt_entry): New function.
3527 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3528 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3529 R_386_IRELATIVE to switch.
3530 (Target_i386::Scan::global): Likewise.
3531 (Target_i386::Relocate::relocate): Likewise.
3532 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3533 switch.
3534 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3535 (Target_x86_64::do_plt_section_for_global): New function.
3536 (Target_x86_64::do_plt_section_for_local): New function.
3537 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3538 parameter; change all callers. If doing a static link define
3539 __rela_iplt_start and __rela_iplt_end.
3540 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3541 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3542 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3543 to point to .plt.
3544 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3545 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3546 switch.
3547 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3548 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3549 R_X86_64_IRELATIVE to switch.
3550 (Target_x86_64::Scan::global): Likewise.
3551 (Target_x86_64::Relocate::relocate): Likewise.
3552 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3553 switch.
3554 * target.h (class Target): Add plt_section_for_global and
3555 plt_section_for_local functions. Add do_plt_section_for_global
3556 and do_plt_section_for_local virtual functions.
3557 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3558 clarifying comments.
3559 (Symbol::use_plt_offset): Handle IFUNC symbol.
3560 * object.cc (Sized_relobj::Sized_relobj): Initialize
3561 local_plt_offsets_.
3562 (Sized_relobj::local_has_plt_offset): New function.
3563 (Sized_relobj::local_plt_offset): New function.
3564 (Sized_relobj::set_local_plt_offset): New function.
3565 (Sized_relobj::do_count): Handle IFUNC symbol.
3566 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3567 a bit away from input_shndx_ field. Add set_is_func_symbol and
3568 is_ifunc_symbol functions.
3569 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3570 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3571 local_plt_offsets_ field.
3572 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3573 * output.h (class Output_section_data): Add non-const
3574 output_section function.
3575 (class Output_data_got): Update declarations.
3576 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3577 Add use_plt_offset parameter to global and local constructors.
3578 Change all callers. Change local_sym_index_ field to 31 bits.
3579 Change GSYM_CODE and CONSTANT_CODE accordingly.
3580 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3581 doing a static link don't set sh_link field.
3582 (Output_data_got::Got_entry::write): Use PLT offset if
3583 appropriate.
3584 (Output_data_got::add_global_plt): New function.
3585 (Output_data_got::add_local_plt): New function.
3586 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3587 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3588 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3589 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3590 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3591 IFUNC conditional.
3592 * testsuite/ifunc-sel.h: New file.
3593 * testsuite/ifuncmain1.c: New file.
3594 * testsuite/ifuncmain1vis.c: New file.
3595 * testsuite/ifuncmod1.c: New file.
3596 * testsuite/ifuncdep2.c: New file.
3597 * testsuite/ifuncmain2.c: New file.
3598 * testsuite/ifuncmain3.c: New file.
3599 * testsuite/ifuncmod3.c: New file.
3600 * testsuite/ifuncmain4.c: New file.
3601 * testsuite/ifuncmain5.c: New file.
3602 * testsuite/ifuncmod5.c: New file.
3603 * testsuite/ifuncmain6pie.c: New file.
3604 * testsuite/ifuncmod6.c: New file.
3605 * testsuite/ifuncmain7.c: New file.
3606 * configure, testsuite/Makefile.in: Rebuild.
3607
56f75c03
ILT		 36082010-08-18 Ian Lance Taylor <iant@google.com>
3609
3610 * incremental.cc
3611 (Output_section_incremental_inputs::write_input_files): Add cast
3612 to avoid signed/unsigned comparison warning.
3613 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3614
55455f89
CC		 36152010-08-12 Cary Coutant <ccoutant@google.com>
3616
3617 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3618
e2054bcb
ILT		 36192010-08-13 Ian Lance Taylor <iant@google.com>
3620
3621 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3622
74f67560
DK		 36232010-08-12 Cary Coutant <ccoutant@google.com>
3624 Doug Kwan <dougkwan@google.com>
3625
3626 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3627 defintion overrides non-weak undef, remember that the original undef
3628 is not weak.
3629 * symtab.cc (Symbol_table::sized_write_global): For undef without
3630 an original weak binding, set binding to global in output.
3631 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3632 * testsuite/Makefile.in: Regenerate.
3633 * testsuite/strong_ref_weak_def.sh: New file.
3634 * testsuite/strong_ref_weak_def_1.c: Ditto.
3635 * testsuite/strong_ref_weak_def_2.c: Ditto.
3636
d1238d12
CC		 36372010-08-12 Cary Coutant <ccoutant@google.com>
3638
3639 * testsuite/incremental_test.sh: Rewrite.
3640 * testsuite/incremental_test_1.c: Rewrite.
3641 * testsuite/incremental_test_2.c: Rewrite.
3642
0e70b911
CC		 36432010-08-12 Cary Coutant <ccoutant@google.com>
3644
3645 * arm.cc (Target_arm::got_size): Add const.
3646 (Target_arm::got_entry_count): New function.
3647 (Target_arm::plt_entry_count): New function.
3648 (Target_arm::first_plt_entry_offset): New function.
3649 (Target_arm::plt_entry_size): New function.
3650 (Output_data_plt_arm::entry_count): New function.
3651 (Output_data_plt_arm::first_plt_entry_offset): New function.
3652 (Output_data_plt_arm::get_plt_entry_size): New function.
3653 * i386.cc (Target_i386::got_size): Add const.
3654 (Target_i386::got_entry_count): New function.
3655 (Target_i386::plt_entry_count): New function.
3656 (Target_i386::first_plt_entry_offset): New function.
3657 (Target_i386::plt_entry_size): New function.
3658 (Output_data_plt_i386::entry_count): New function.
3659 (Output_data_plt_i386::first_plt_entry_offset): New function.
3660 (Output_data_plt_i386::get_plt_entry_size): New function.
3661 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3662 find_incremental_inputs_sections. Dump incremental_got_plt section.
3663 * incremental.cc: Include target.h.
3664 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3665 parameter. Adjust all callers. Find incremental_got_plt section.
3666 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3667 section.
3668 (Output_section_incremental_inputs::set_final_data_size): Calculate
3669 size of incremental_got_plt section.
3670 (Output_section_incremental_inputs::do_write): Write the
3671 incremental_got_plt section.
3672 (Got_plt_view_info): New struct.
3673 (Local_got_offset_visitor): New class.
3674 (Global_got_offset_visitor): New class.
3675 (Global_symbol_visitor_got_plt): New class.
3676 (Output_section_incremental_inputs::write_got_plt): New function.
3677 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3678 Add parameter. Adjust all callers.
3679 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3680 (Incremental_inputs::got_plt_section): New function.
3681 (Incremental_inputs::got_plt_section_): New data member.
3682 (Incremental_got_plt_reader): New class.
3683 * layout.cc (Layout::create_incremental_info_sections): Add the
3684 incremental_got_plt section.
3685 * object.h (Got_offset_list::get_list): New function.
3686 (Got offset_list::for_all_got_offsets): New function.
3687 (Sized_relobj::local_got_offset_list): New function.
3688 * powerpc.cc (Target_powerpc::got_size): Add const.
3689 (Target_powerpc::got_entry_count): New function.
3690 (Target_powerpc::plt_entry_count): New function.
3691 (Target_powerpc::first_plt_entry_offset): New function.
3692 (Target_powerpc::plt_entry_size): New function.
3693 (Output_data_plt_powerpc::entry_count): New function.
3694 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3695 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3696 * sparc.cc (Target_sparc::got_size): Add const.
3697 (Target_sparc::got_entry_count): New function.
3698 (Target_sparc::plt_entry_count): New function.
3699 (Target_sparc::first_plt_entry_offset): New function.
3700 (Target_sparc::plt_entry_size): New function.
3701 (Output_data_plt_sparc::entry_count): New function.
3702 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3703 (Output_data_plt_sparc::get_plt_entry_size): New function.
3704 * symtab.h (Symbol::got_offset_list): New function.
3705 (Symbol_table::for_all_symbols): New function.
3706 * target.h (Sized_target::got_entry_count): New function.
3707 (Sized_target::plt_entry_count): New function.
3708 (Sized_target::plt_entry_size): New function.
3709 * x86_64.cc (Target_x86_64::got_size): Add const.
3710 (Target_x86_64::got_entry_count): New function.
3711 (Target_x86_64::plt_entry_count): New function.
3712 (Target_x86_64::first_plt_entry_offset): New function.
3713 (Target_x86_64::plt_entry_size): New function.
3714 (Output_data_plt_x86_64::entry_count): New function.
3715 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3716 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3717
09ec0418
CC		 37182010-08-12 Cary Coutant <ccoutant@google.com>
3719
3720 * archive.cc: Include incremental.h.
3721 (Archive::Archive): Initialize incremental_info_.
3722 (Archive::include_member): Record archive members in incremental info.
3723 (Add_archive_symbols::run): Record begin and end of an archive in
3724 incremental info.
3725 (Lib_group::include_member): Record objects in incremental info.
3726 * archive.h (Incremental_archive_entry): Forward declaration.
3727 (Archive::set_incremental_info): New member function.
3728 (Archive::incremental_info): New member function.
3729 (Archive::Unused_symbol_iterator): New class.
3730 (Archive::unused_symbols_begin): New member function.
3731 (Archive::unused_symbols_end): New member function.
3732 (Archive::incremental_info_): New data member.
3733 * incremental-dump.cc (find_input_containing_global): New function.
3734 (dump_incremental_inputs): Dump new incremental info sections.
3735 * incremental.cc: Include symtab.h.
3736 (Output_section_incremental_inputs): New class.
3737 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3738 new incremental info sections.
3739 (Sized_incremental_binary::do_check_inputs): Likewise.
3740 (Incremental_inputs::report_archive): Remove.
3741 (Incremental_inputs::report_archive_begin): New function.
3742 (Incremental_inputs::report_archive_end): New function.
3743 (Incremental_inputs::report_object): New function.
3744 (Incremental_inputs::finalize_inputs): Remove.
3745 (Incremental_inputs::report_input_section): New function.
3746 (Incremental_inputs::report_script): Rewrite.
3747 (Incremental_inputs::finalize): Do nothing but finalize string table.
3748 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3749 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3750 (Incremental_inputs::create_data_sections): New function.
3751 (Incremental_inputs::relocs_entsize): New function.
3752 (Output_section_incremental_inputs::set_final_data_size): New function.
3753 (Output_section_incremental_inputs::do_write): New function.
3754 (Output_section_incremental_inputs::write_header): New function.
3755 (Output_section_incremental_inputs::write_input_files): New function.
3756 (Output_section_incremental_inputs::write_info_blocks): New function.
3757 (Output_section_incremental_inputs::write_symtab): New function.
3758 * incremental.h (Incremental_script_entry): Forward declaration.
3759 (Incremental_object_entry): Forward declaration.
3760 (Incremental_archive_entry): Forward declaration.
3761 (Incremental_inputs): Forward declaration.
3762 (Incremental_inputs_header_data): Remove.
3763 (Incremental_inputs_header): Remove.
3764 (Incremental_inputs_header_write): Remove.
3765 (Incremental_inputs_entry_data): Remove.
3766 (Incremental_inputs_entry): Remove.
3767 (Incremental_inputs_entry_write): Remove.
3768 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3769 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3770 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3771 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3772 Likewise.
3773 (Incremental_input_entry): New class.
3774 (Incremental_script_entry): New class.
3775 (Incremental_object_entry): New class.
3776 (Incremental_archive_entry): New class.
3777 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3778 (Incremental_inputs::report_inputs): Remove.
3779 (Incremental_inputs::report_archive): Remove.
3780 (Incremental_inputs::report_archive_begin): New function.
3781 (Incremental_inputs::report_archive_end): New function.
3782 (Incremental_inputs::report_object): Change prototype.
3783 (Incremental_inputs::report_input_section): New function.
3784 (Incremental_inputs::report_script): Change prototype.
3785 (Incremental_inputs::get_reloc_count): New function.
3786 (Incremental_inputs::set_reloc_count): New function.
3787 (Incremental_inputs::create_data_sections): New function.
3788 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3789 (Incremental_inputs::inputs_section): New function.
3790 (Incremental_inputs::symtab_section): New function.
3791 (Incremental_inputs::relocs_section): New function.
3792 (Incremental_inputs::get_stringpool): Add const.
3793 (Incremental_inputs::command_line): Add const.
3794 (Incremental_inputs::inputs): Remove.
3795 (Incremental_inputs::command_line_key): New function.
3796 (Incremental_inputs::input_file_count): New function.
3797 (Incremental_inputs::input_files): New function.
3798 (Incremental_inputs::relocs_entsize): New function.
3799 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3800 (Incremental_inputs::finalize_inputs): Remove.
3801 (Incremental_inputs::Input_info): Remove.
3802 (Incremental_inputs::lock_): Remove.
3803 (Incremental_inputs::inputs_): Change type.
3804 (Incremental_inputs::inputs_map_): Remove.
3805 (Incremental_inputs::current_object_entry_): New data member.
3806 (Incremental_inputs::inputs_section_): New data member.
3807 (Incremental_inputs::symtab_section_): New data member.
3808 (Incremental_inputs::relocs_section_): New data member.
3809 (Incremental_inputs::reloc_count_): New data member.
3810 (Incremental_inputs_reader): New class.
3811 (Incremental_symtab_reader): New class.
3812 (Incremental_relocs_reader): New class.
3813 * layout.cc (Layout::finalize): Move finalization of incremental info
3814 and creation of incremental info sections to follow finalization of
3815 symbol table. Set offsets for postprocessing sections.
3816 (Layout::create_incremental_info_sections): Call
3817 Incremental_inputs::create_data_sections. Add incremental symtab
3818 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3819 sections to layout after input sections.
3820 * layout.h (struct Timespec): Forward declaration.
3821 (Layout::incremental_inputs): Add const.
3822 (Layout::create_incremental_info_sections): Add parameter.
3823 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3824 * object.cc: Include incremental.h.
3825 (Relobj::finalize_incremental_relocs): New function.
3826 (Sized_relobj::do_layout): Record input sections in incremental info.
3827 * object.h (Object::output_section): New function.
3828 (Object::output_section_offset): Moved from Relobj.
3829 (Object::get_incremental_reloc_base): New function.
3830 (Object::get_incremental_reloc_count): New function.
3831 (Object::do_output_section): New function.
3832 (Object::do_output_section_offset): Moved from Relobj.
3833 (Object::do_get_incremental_reloc_base): New function.
3834 (Object::do_get_incremental_reloc_count): New function.
3835 (Object::Object): Initialize new data members.
3836 (Relobj::output_section): Renamed do_output_section and moved to
3837 protected.
3838 (Relobj::output_section_offset): Moved to Object.
3839 (Relobj::do_get_incremental_reloc_base): New function.
3840 (Relobj::do_get_incremental_reloc_count): New function.
3841 (Relobj::allocate_incremental_reloc_counts): New function.
3842 (Relobj::count_incremental_reloc): New function.
3843 (Relobj::finalize_incremental_relocs): New function.
3844 (Relobj::next_incremental_reloc_index): New function.
3845 (Relobj::reloc_counts_): New data member.
3846 (Relobj::reloc_bases_): New data member.
3847 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3848 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3849 (Sized_relobj::incremental_relocs_scan): New function.
3850 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3851 (Sized_relobj::incremental_relocs_write): New function.
3852 (Sized_relobj::incremental_relocs_write_reltype): New function.
3853 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3854 incremental link.
3855 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3856 archives and object files elsewhere.
3857 (Add_symbols::run): Report object files here.
3858 (Finish_group::run): Report end of archive at end of group.
3859 * reloc.cc: Include layout.h, incremental.h.
3860 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3861 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3862 (Sized_relobj::incremental_relocs_scan): New function.
3863 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3864 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3865 (Sized_relobj::incremental_relocs_write): New function.
3866 (Sized_relobj::incremental_relocs_write_reltype): New function.
3867 * script.cc (read_input_script): Rewrite test for incremental link.
3868 Change call to Incremental_inputs::report_script.
3869 * symtab.h (Symbol_table::first_global_index): New function.
3870 (Symbol_table::output_count): New function.
3871
ce0d1972
DK		 38722010-08-12 Doug Kwan <dougkwan@google.com>
3873
3874 * arm.cc (Target_arm::merge_object_attributes): Check command line
3875 options --no-wchar-size-warning and --no-enum-size-warning.
3876 * options.h (General_options): Add ld-compatible options
3877 --no-enum-size-warning and --no-wchar-size-warning.
3878
6e5710ce
ILT		 38792010-08-04 Ian Lance Taylor <iant@google.com>
3880
3881 * x86_64.cc (Target_x86_64::Scan::local): Use
3882 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3883 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3884 (Target_x86_64::Scan::global): Likewise.
3885 (Target_x86_64::Relocate::relocate): Likewise.
3886 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3887 Likewise.
3888
fef830db
CC		 38892010-08-03 Cary Coutant <ccoutant@google.com>
3890
3891 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3892 to reserve space in merged_strings vector. Keep total input size
3893 for stats.
3894 (Output_merge_string::do_print_merge_stats): Print total input size.
3895 * merge.h (Output_merge_string): Add input_size_ field.
3896 * stringpool.cc (Stringpool_template::string_length): Move
3897 implementations out of Stringpool_template class and place in
3898 stringpool.h.
3899 * stringpool.h (string_length): Move out of Stringpool_template.
3900
1e3811b0
ILT		 39012010-08-03 Ian Lance Taylor <iant@google.com>
3902
3903 PR 11712
3904 * layout.cc (relaxation_loop_body): If address of load segment is
3905 set, adjust address to include headers if possible.
3906
7af0c620
ILT		 39072010-08-03 Ian Lance Taylor <iant@google.com>
3908
3909 * version.cc (version_string): Bump to 1.10.
3910
22f0da72
ILT		 39112010-08-03 Ian Lance Taylor <iant@google.com>
3912
3913 PR 11805
3914 * layout.h (enum Output_section_order): Define.
3915 (class Layout): Update declarations.
3916 * layout.cc (Layout::get_output_section): Add order parameter.
3917 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3918 is_first_non_relro parameters. Change all callers.
3919 (Layout::choose_output_section): Likewise.
3920 (Layout::add_output_section_data): Likewise.
3921 (Layout::make_output_section): Likewise. Set order.
3922 (Layout::default_section_order): New function.
3923 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3924 * output.cc (Output_section::Output_section): Initialize order_.
3925 Don't initialize deleted fields.
3926 (Output_segment::Output_segment): Don't initialize deleted
3927 fields.
3928 (Output_segment::add_output_section_to_load): New function
3929 replacing add_output_section. Change all callers to call this or
3930 add_output_section_to_nonload.
3931 (Output_segment::add_output_section_to_nonload): New function.
3932 (Output_segment::remove_output_section): Rewrite.
3933 (Output_segment::add_initial_output_data): Likewise.
3934 (Output_segment::has_any_data_sections): Likewise.
3935 (Output_segment::is_first_section_relro): Likewise.
3936 (Output_segment::maximum_alignment): Likewise.
3937 (Output_segment::has_dynamic_reloc): New function replacing
3938 dynamic_reloc_count. Change all callers.
3939 (Output_segment::has_dynamic_reloc_list): New function replacing
3940 dynamic_reloc_count_list. Change all callers.
3941 (Output_segment::set_section_addresses): Rewrite.
3942 (Output_segment::set_offset): Rewrite.
3943 (Output_segment::find_first_and_last_list): Remove.
3944 (Output_segment::set_tls_offsets): Rewrite.
3945 (Output_segment::first_section_load_address): Likewise.
3946 (Output_segment::output_section_count): Likewise.
3947 (Output_segment::section_with_lowest_load_address): Likewise.
3948 (Output_segment::write_section_headers): Likewise.
3949 (Output_segment::print_sections_to_map): Likewise.
3950 * output.h (class Output_data): Remove dynamic_reloc_count_
3951 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3952 (Output_data::add_dynamic_reloc): Rewrite.
3953 (Output_data::has_dynamic_reloc): New function.
3954 (Output_data::dynamic_reloc_count): Remove.
3955 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3956 is_last_relro_, is_first_non_relro_, is_interp_,
3957 is_dynamic_linker_section_ fields. Add order and set_order
3958 functions. Remove is_relro_local, set_is_relro_local,
3959 is_last_relro, set_is_last_relro, is_first_non_relro,
3960 set_is_first_non_relro functions, is_interp, set_is_interp,
3961 is_dynamic_linker_section, and set_is_dynamic_linker_section
3962 functions.
3963 (class Output_segment): Change Output_data_list from std::list to
3964 std:;vector. Add output_lists_ field. Remove output_data_ and
3965 output_bss_ fields. Update declarations.
3966
3ff2ccb0
ILT		 39672010-08-02 Ian Lance Taylor <iant@google.com>
3968
3969 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3970 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3971 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3972
88a4108b
ILT		 39732010-08-02 Ian Lance Taylor <iant@google.com>
3974
3975 PR 11855
3976 * script.cc (Script_options::Script_options): Initialize
3977 symbol_definitions_ and symbol_references_.
3978 (Script_options::add_symbol_assignment): Update
3979 symbol_definitions_ and symbol_references_.
3980 (Script_options::add_symbol_reference): New function.
3981 (script_symbol): New function.
3982 * script.h (class Script_options): Add symbol_definitions_ and
3983 symbol_references_ fields.
3984 (Script_options::referenced_const_iterator): New type.
3985 (Script_options::referenced_begin): New function.
3986 (Script_options::referenced_end): New function.
3987 (Script_options::is_referenced): New function.
3988 (Script_options::any_unreferenced): New function.
3989 * script-c.h (script_symbol): Declare.
3990 * yyscript.y (exp): Call script_symbol.
3991 * symtab.cc: Include "script.h".
3992 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3993 Change all callers. Check symbols referenced by scripts.
3994 (Symbol_table::add_undefined_symbols_from_command_line): Add
3995 layout parameter. Change all callers.
3996 (Symbol_table::do_add_undefined_symbols_from_command_line):
3997 Likewise. Break out loop body. Check symbols referenced by
3998 scripts.
3999 (Symbol_table::add_undefined_symbol_from_command_line): New
4000 function broken out of
4001 do_add_undefined_symbols_from_command_line.
4002 * symtab.h (class Symbol_table): Update declarations.
4003 * archive.cc: Include "layout.h".
4004 (Archive::should_include_member): Add layout parameter. Change
4005 all callers. Check for symbol mentioned in expression.
4006 * archive.h (class Archive): Update declaration.
4007 * object.cc (Sized_relobj::do_should_include_member): Add layout
4008 parameter.
4009 * object.h (Object::should_include_member): Add layout parameter.
4010 Change all callers.
4011 (Object::do_should_include_member): Add layout parameter.
4012 (class Sized_relobj): Update declaration.
4013 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4014 parameter.
4015 * dynobj.h (class Sized_dynobj): Update declaration.
4016 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4017 layout parameter.
4018 * plugin.h (class Sized_pluginobj): Update declaration.
4019
5f1ab67a
ILT		 40202010-08-02 Ian Lance Taylor <iant@google.com>
4021
4022 PR 11866
4023 * output.cc (Output_segment::set_offset): Search for the first and
4024 last sections rather than assuming that the list is in order.
4025 (Output_segment::find_first_and_last_list): New function.
4026 * output.h (class Output_segment): Update declarations.
4027 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4028 (relro_strip_test_SOURCES): New variable.
4029 (relro_strip_test_DEPENDENCIES): New variable.
4030 (relro_strip_test_LDFLAGS): New variable.
4031 (relro_strip_test_LDADD): New variable.
4032 (relro_strip_test.so): New target.
4033
a8df5856
ILT		 40342010-08-02 Ian Lance Taylor <iant@google.com>
4035
4036 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4037 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4038 (Target_i386::got_tlsdesc_section): New function.
4039 (Target_i386::got_section): Create space for GOT entries for
4040 TLSDESC relocations.
4041 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4042 R_386_TLS_GOTDESC.
4043 (Target_i386::Scan::global): Likewise.
4044 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4045 using TLSDESC GOT.
4046 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4047 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4048 (Target_x86_64::got_tlsdesc_section): New function.
4049 (Target_x86_64::got_section): Create space for GOT entries for
4050 TLSDESC relocations.
4051 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4052 R_386_TLS_GOTDESC.
4053 (Target_x86_64::Scan::global): Likewise.
4054 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4055 using TLSDESC GOT.
4056
0c10a0a6
ILT		 40572010-08-02 Ian Lance Taylor <iant@google.com>
4058
4059 * testsuite/final_layout.sh: Use dc to convert from hex to
4060 decimal.
4061
41cbeecc
ST		 40622010-07-29 Sriraman Tallam <tmsriram@google.com>
4063
4064 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4065 paramter to the call to gold::gc_process_relocs.
4066 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4067 paramter to the call to gold::gc_process_relocs.
4068 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4069 parameter to the call to gold::gc_process_relocs.
4070 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4071 template parameter to the call to gold::gc_process_relocs.
4072 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4073 paramter to the call to gold::gc_process_relocs.
4074 * gc.h (get_embedded_addend_size): New function.
4075 (gc_process_relocs): Save the size of the reloc for use by ICF.
4076 * icf.cc (get_section_contents): Get the addend from the text section
4077 for SHT_REL relocation sections.
4078 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4079 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4080 * int_encoding.h (read_from_pointer): New overloaded function.
4081 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4082 * testsuite/icf_sht_rel_addend_test.sh: New file.
4083 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4084 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4085
6ea55b82
RW		 40862010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4087
4088 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4089 * Makefile.in: Regenerate.
4090 * testsuite/Makefile.in: Regenerate.
4091
9691462b
ILT		 40922010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4093
4094 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4095 * gold/testsuite/debug_msg.cc: Likewise.
4096 * gold/testsuite/odr_violation1.cc
4097 * gold/testsuite/odr_violation2.cc
4098
76897331
CC		 40992010-07-21 Cary Coutant <ccoutant@google.com>
4100
4101 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4102 string, and length fields.
4103 (Output_merge_string::Merged_strings_list): New type.
4104 (Output_merge_string::Merged_strings_lists): New typedef.
4105 (Output_merge_string): Replace merged_strings_ with
4106 merged_strings_lists_.
4107 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4108 Merged_strings_list per input object and section. Don't store pointer
4109 to the string. Don't store length with each merged string entry.
4110 (Output_merge_string::finalize_merged_data): Loop over list of merged
4111 strings lists. Recompute length of each merged string.
4112
78384e8f
CC		 41132010-07-15 Cary Coutant <ccoutant@google.com>
4114
4115 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4116 here.
4117
783659f9
ILT		 41182010-07-14 Ian Lance Taylor <iant@google.com>
4119
4120 * descriptors.cc (Descriptors::open): Report correct name in error
4121 message.
4122
131687b4
DK		 41232010-07-13 Doug Kwan <dougkwan@google.com>
4124
4125 * arm.cc (Arm_input_section::Arm_input_section): For a
4126 SHT_ARM_EXIDX section, always keeps the input sections.
4127 (Arm_input_section::set_exidx_section_link): New method.
4128 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4129 has_errors_ to false.
4130 (Arm_exidx_input_section::has_errors,
4131 Arm_exidx_input_section::set_has_errors): New methods.
4132 (Arm_exidx_input_section::has_errors_): New data member.
4133 (Arm_relobj::get_exidx_shndx_list): New method.
4134 (Arm_output_section::append_text_sections_to_list): Do not skip
4135 section without SHF_EXECINSTR.
4136 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4137 errors.
4138 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4139 section header. Make error messages more verbose. Check for
4140 a non-executable section linked to an EXIDX section.
4141 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4142 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4143 check that there is no deferred EXIDX section if we exit early.
4144 Instead of not making an EXIDX section in case of an error, make one
4145 and set the has_errors flag of it.
4146 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4147 in a relocatable link.
4148 (Target_arm::do_relax): Look for the EXIDX output section instead of
4149 assuming that it is called .ARM.exidx.
4150 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4151 section list. Do not check for SHF_EXECINSTR section flags but
4152 skip any input section with errors.
4153 * output.cc (Output_section::Output_section): Initialize
4154 always_keeps_input_sections_ to false.
4155 (Output_section::add_input_section): Check for
4156 always_keeps_input_sections_.
4157 * output.h (Output_section::always_keeps_input_sections,
4158 Output_section::set_always_keeps_input_sections): New methods.
4159 (Output_section::always_keeps_input_sections): New data member.
4160
69517287
RÁE		 41612010-07-13 Rafael Espindola <espindola@google.com>
4162
4163 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4164 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4165
82742395
ILT		 41662010-07-13 Philip Herron <herron.philip@googlemail.com>
4167 Ian Lance Taylor <iant@google.com>
4168
4169 * output.h (Output_section_lookup_maps::add_merge_section):
4170 Correct check of whether value was inserted.
4171 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4172 (Output_section_lookup_maps::add_relaxed_input_section):
4173 Likewise.
4174 * arm.cc (Target_arm::got_section): Remove used local os.
4175 * i386.cc (Target_i386::got_section): Likewise.
4176 * x86_64.cc (Target_x86_64::got_section): Likewise.
4177 * sparc.cc (Target_sparc::got_section): Likewise.
4178 (Target_sparc::relocate): Remove unused local have_got_offset.
4179 * powerpc.cc (Target_powerpc::relocate): Likewise.
4180
f2d707b5
ILT		 41812010-07-13 Ian Lance Taylor <iant@google.com>
4182
241531d6
ILT		 4183 * compressed_output.cc (zlib_decompress): Fix signature in
4184 !HAVE_ZLIB_H case.
4185
f2d707b5
ILT		 4186 * archive.cc (Archive::include_member): Unlock an external member
4187 of a thin archive. Don't bother to delete an object we know is
4188 NULL.
4189
a2e47362
CC		 41902010-07-12 Cary Coutant <ccoutant@google.com>
4191
4192 * compressed_output.cc (zlib_decompress): New function.
4193 (get_uncompressed_size): New function.
4194 (decompress_input_section): New function.
4195 * compressed_output.h (get_uncompressed_size): New function.
4196 (decompress_input_section): New function.
4197 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4198 Handle compressed debug sections.
4199 * layout.cc (is_compressed_debug_section): New function.
4200 (Layout::output_section_name): Map compressed section names to
4201 canonical names.
4202 * layout.h (is_compressed_debug_section): New function.
4203 (is_debug_info_section): Recognize compressed debug sections.
4204 * merge.cc: Include compressed_output.h.
4205 (Output_merge_data::do_add_input_section): Handle compressed
4206 debug sections.
4207 (Output_merge_string::do_add_input_section): Handle compressed
4208 debug sections.
4209 * object.cc: Include compressed_output.h.
4210 (Sized_relobj::Sized_relobj): Initialize new data members.
4211 (build_compressed_section_map): New function.
4212 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4213 * object.h (Object::section_is_compressed): New method.
4214 (Object::do_section_is_compressed): New method.
4215 (Sized_relobj::Compressed_section_map): New type.
4216 (Sized_relobj::do_section_is_compressed): New method.
4217 (Sized_relobj::compressed_sections_): New data member.
4218 * output.cc (Output_section::add_input_section): Handle compressed
4219 debug sections.
4220 * reloc.cc: Include compressed_output.h.
4221 (Sized_relobj::write_sections): Handle compressed debug sections.
4222
ce279a62
CC		 42232010-07-08 Cary Coutant <ccoutant@google.com>
4224
4225 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4226 weak when resolving to a dynamic def.
4227 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4228 for weak undef/dynamic def cases. Adjust callers.
4229 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4230 undef_binding_weak_.
4231 (Symbol_table::sized_write_globals): Adjust symbol binding.
4232 (Symbol_table::sized_write_symbol): Add binding parameter.
4233 * symtab.h (Symbol::set_undef_binding): New method.
4234 (Symbol::is_undef_binding_weak): New method.
4235 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4236 (Symbol_table::should_override): Add new parameter.
4237 (Symbol_table::sized_write_symbol): Add new parameter.
4238
4239 * testsuite/weak_undef_file1.cc: Add new test case.
4240 * testsuite/weak_undef_file2.cc: Fix header comment.
4241 * testsuite/weak_undef_test.cc: Add new test case.
4242
b2286c10
DK		 42432010-06-29 Doug Kwan <dougkwan@google.com>
4244
4245 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4246 Initialize USE_SYMBOL_.
4247 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4248 definition.
4249 (Arm_reloc_property::uses_symbol_): New data member declaration.
4250 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4251 uses symbol value and symbol is undefined but not weakly undefined.
4252
4802450a
RÁE		 42532010-06-28 Rafael Espindola <espindola@google.com>
4254
4255 * plugin.cc (Plugin::load): Use dlerror.
4256
e5ca47ba
ILT		 42572010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4258
4259 * symtab.cc (detect_odr_violations): When reporting an ODR
4260 violation, report an object where the symbol is defined.
4261
8a75a161
DK		 42622010-06-25 Doug Kwan <dougkwan@google.com>
4263
4264 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4265 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4266 definition.
4267 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4268 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4269 target hook to detect function points.
4270 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4271 * icf.h (Icf::check_section_for_function_pointers): Change type of
4272 parameter SECTION_NAME to const reference to std::string. Use
4273 target hook to determine if section may have unsafe pointers.
4274 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4275 method definition.
4276
42218b9f
RÁE		 42772010-06-21 Rafael Espindola <espindola@google.com>
4278
4279 * fileread.cc (Input_file::find_fie): New
4280 (Input_file::open): Use Input_file::find_fie.
4281 * fileread.h (Input_file::find_fie): New
4282 * plugin.cc (set_extra_library_path): New.
4283 (Plugin::load): Add set_extra_library_path to the transfer vector.
4284 (Plugin_manager::set_extra_library_path): New.
4285 (Plugin_manager::add_input_file): Use the extra search path if set.
4286 (set_extra_library_path(): New.
4287 * plugin.h (Plugin_manager): Add set_extra_library_path and
4288 extra_search_path_.
4289
a0506cca
CC		 42902010-06-19 Cary Coutant <ccoutant@google.com>
4291
4292 * layout.cc (gdb_sections): Add .debug_types.
4293 (lines_only_debug_sections): Likewise.
4294
6508b958
RÁE		 42952010-06-18 Rafael Espindola <espindola@google.com>
4296
4297 * plugin.cc (add_input_file,add_input_library)
4298 (Plugin_manager::add_input_file): Make filename arguments const.
4299 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4300 const.
4301
3e235302
DK		 43022010-06-16 Doug Kwan <dougkwan@google.com>
4303
4304 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4305 .ARM.attributes section if we have not merged any input
4306 attributes sections.
4307
106e8a6c
DK		 43082010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4309
4310 * arm.cc: Allow combining objects with no EABI version
4311 information.
4312
91ff43fe
RÁE		 43132010-06-15 Rafael Espindola <espindola@google.com>
4314
4315 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4316
68ed838c
ILT		 43172010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4318
4319 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4320 (struct iovec): Correct !HAVE_READV definition.
4321
f3a2388f
CC		 43222010-06-10 Cary Coutant <ccoutant@google.com>
4323
4324 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4325 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4326 reloc sections.
4327 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4328
4329 PR 11683
4330 * symtab.h (Symbol::is_placeholder): New member function.
4331 * target-reloc.h (relocate_section): Check for placeholder symbols.
4332
4333 * testsuite/Makefile.am (plugin_test_8): New test.
4334 (plugin_test_9): New test.
4335 * testsuite/Makefile.in: Regenerate.
4336
e1df38aa
NC		 43372010-06-09 Nick Clifton <nickc@redhat.com>
4338
4339 * yyscript.y (input_list_element): Allow strings prefixed with
4340 the '-' character. Treat these as libraries.
4341 * script.cc (script_add_library): New function. Adds a library
4342 specified by "-l<name>" found in an input script.
4343 * script-c.h: Add prototype for script_add_library.
4344
25bbe950
DK		 43452010-06-07 Doug Kwan <dougkwan@google.com>
4346
4347 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4348 Restrict stub-group size to be within long conditional branch
4349 range when working around cortex-A8 erratum.
4350
0f32ea4c
ILT		 43512010-06-07 Damien Diederen <dd@crosstwine.com>
4352
4353 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4354 #ifdef typo.
4355
8fe2a369
ST		 43562010-06-03 Sriraman Tallam <tmsriram@google.com>
4357
4358 PR gold/11658
4359 * output.cc
4360 (Output_section::Input_section_sort_entry::compare_section_ordering):
4361 Change to return non-zero correctly.
4362 (Output_section::Input_section_sort_section_order_index_compare
4363 ::operator()): Change to fix ambiguity in comparisons.
4364
6e9ba2ca
ST		 43652010-06-01 Sriraman Tallam <tmsriram@google.com>
4366
4367 * gold.h (is_wildcard_string): New function.
4368 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4369 (Layout::layout_eh_frame): Ditto.
4370 (Layout::find_section_order_index): New method.
4371 (Layout::read_layout_from_file): New method.
4372 * layout.h (Layout::find_section_order_index): New method.
4373 (Layout::read_layout_from_file): New method.
4374 (Layout::input_section_position_): New private member.
4375 (Layout::input_section_glob_): New private member.
4376 * main.cc (main): Call read_layout_from_file here.
4377 * options.h (--section-ordering-file): New option.
4378 * output.cc (Output_section::input_section_order_specified_): New
4379 member.
4380 (Output_section::Output_section): Initialize new member.
4381 (Output_section::add_input_section): Add new parameter.
4382 Keep input sections when --section-ordering-file is used.
4383 (Output_section::set_final_data_size): Sort input sections when
4384 section ordering file is specified.
4385 (Output_section::Input_section_sort_entry): Add new parameter.
4386 Check sorting type.
4387 (Output_section::Input_section_sort_entry::compare_section_ordering):
4388 New method.
4389 (Output_section::Input_section_sort_compare::operator()): Change to
4390 consider section_order_index.
4391 (Output_section::Input_section_sort_init_fini_compare::operator()):
4392 Change to consider section_order_index.
4393 (Output_section::Input_section_sort_section_order_index_compare
4394 ::operator()): New method.
4395 (Output_section::sort_attached_input_sections): Change to sort
4396 according to section order when specified.
e1df38aa
NC		 4397 (Output_section::add_input_section<32, true>): Add new parameter.
4398 (Output_section::add_input_section<64, true>): Add new parameter.
4399 (Output_section::add_input_section<32, false>): Add new parameter.
4400 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4401 * output.h (Output_section::add_input_section): Add new parameter.
4402 (Output_section::input_section_order_specified): New
4403 method.
4404 (Output_section::set_input_section_order_specified): New method.
4405 (Input_section::Input_section): Initialize section_order_index_.
4406 (Input_section::section_order_index): New method.
4407 (Input_section::set_section_order_index): New method.
4408 (Input_section::section_order_index_): New member.
4409 (Input_section::Input_section_sort_section_order_index_compare): New
4410 struct.
4411 (Output_section::input_section_order_specified_): New member.
4412 * script-sections.cc (is_wildcard_string): Delete and move modified
4413 method to gold.h.
4414 (Output_section_element_input::Output_section_element_input): Modify
4415 call to is_wildcard_string.
4416 (Output_section_element_input::Input_section_pattern
4417 ::Input_section_pattern): Ditto.
4418 (Output_section_element_input::Output_section_element_input): Ditto.
4419 * testsuite/Makefile.am (final_layout): New test case.
4420 * testsuite/Makefile.in: Regenerate.
4421 * testsuite/final_layout.cc: New file.
4422 * testsuite/final_layout.sh: New file.
4423
3537c84b
RÁE		 44242010-06-01 Rafael Espindola <espindola@google.com>
4425
4426 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4427
105b6afd
RÁE		 44282010-06-01 Rafael Espindola <espindola@google.com>
4429
4430 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4431 visibility of symbols.
4432
29e11421
DK		 44332010-05-27 Doug Kwan <dougkwan@google.com>
4434
4435 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4436 from start of output section instead of address for a local symbol
4437 in a merged or relaxed section when doing a relocatable link.
4438
5e0f337e
RÁE		 44392010-05-26 Rafael Espindola <espindola@google.com>
4440
4441 PR 11604
4442 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4443 adding sections the garbage collector removed.
4444 * gold/testsuite/Makefile.am: Add test.
4445 * gold/testsuite/Makefile.in: Regenerate.
4446 * gold/testsuite/plugin_test_7.sh: New.
4447 * gold/testsuite/plugin_test_7_1.c: New.
4448 * gold/testsuite/plugin_test_7_2.c: New.
4449
f4187277
RÁE		 44502010-05-26 Rafael Espindola <espindola@google.com>
4451
4452 * script-sections.cc (Output_section_definition::set_section_addresses):
4453 Check for --section-start.
4454
5c388529
DK		 44552010-05-26 Doug Kwan <dougkwan@google.com>
4456
4457 * arm.cc (Arm_scan_relocatable_relocs): New class.
4458 (Target_arm::relocate_special_relocatable): New method.
4459 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4460 (Arm_relocate_functions::thumb_branch_common): Same.
4461 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4462 instead of Default_scan_relocatable_relocs.
4463 * target-reloc.h (relocate_for_relocatable): Let target handle
4464 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4465 * target.h (Sized_target::relocate_special_relocatable): New method.
4466
bca1c3ae
ILT		 44672010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4468
4469 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4470
0439c796
DK		 44712010-05-23 Doug Kwan <dougkwan@google.com>
4472
4473 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4474 instead of a cast.
4475 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4476 with a direct branch, not a conditional branch, to a stub.
4477 * merge.cc (Output_merge_base::record_input_section): New method
4478 defintion.
4479 (Output_merge_data::do_add_input_section): Record input section if
4480 keeps-input-sections flag is set.
4481 (Output_merge_string::do_add_input_section): Ditto.
4482 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4483 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4484 INPUT_SECTIONS_.
4485 (Output_merge_base::keeps_input_sections,
4486 Output_merge_base::set_keeps_input_sections,
4487 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4488 method definitions.
4489 (Output_merge_base::Input_sections): New type declaration.
4490 (Output_merge_base::input_sections_begin,
4491 Output_merge_base::input_sections_end,
4492 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4493 (Output_merge_base::bool keeps_input_sections_,
4494 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4495 Output_merge_base::input_sections_): New data members.
4496 (Output_merge_data::do_set_keeps_input_sections): New method
4497 defintion.
4498 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4499 * output.cc (Output_section::Input_section::relobj): Move method
4500 defintion from class declaration to here and handle merge sections.
4501 (Output_section::Input_section::shndx): Ditto.
4502 (Output_section::Output_section): Remove initializations of removed
4503 data members and initialize new data member LOOKUP_MAPS_.
4504 (Output_section::add_input_section): Set keeps-input-sections flag
4505 for a newly created merge output section as appropriate. Adjust code
4506 to use Output_section_lookup_maps class.
4507 (Output_section::add_relaxed_input_section): Adjst code for lookup
4508 maps code refactoring.
4509 (Output_section::add_merge_input_section): Add a new parameter
4510 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4511 class. If adding input section to a newly created merge output
4512 section fails, remove the new merge section.
4513 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4514 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4515 (Output_section::find_merge_section): Ditto.
4516 (Output_section::build_lookup_maps): New method defintion.
4517 (Output_section::find_relaxed_input_section): Adjust code to use
4518 Output_section_lookup_maps class.
4519 (Output_section::get_input_sections): Export merge sections. Adjust
4520 code to use Output_section_lookup_maps class.
4521 (Output_section:::add_script_input_section): Adjust code to use
4522 Output_section_lookup_maps class. Update lookup maps for merge
4523 sections also.
4524 (Output_section::discard_states): Use Output_section_lookup_maps.
4525 (Output_section::restore_states): Same.
4526 * output.h (Merge_section_properties): Move class defintion out of
4527 Output_section.
4528 (Output_section_lookup_maps): New class.
4529 (Output_section::Input_section::is_merge_section): New method
4530 defintion.
4531 (Output_section::Input_section::relobj): Move defintion out of class
4532 defintion. Declare method only.
4533 (Output_section::Input_section::shndx): Ditto.
4534 (Output_section::Input_section::output_merge_base): New method defintion.
4535 (Output_section::Input_section::u2_.pomb): New union field.
4536 (Output_section::Merge_section_by_properties_map,
4537 Output_section::Output_section_data_by_input_section_map,
4538 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4539 Remove types.
4540 (Output_section::add_merge_input_section): Add new parameter
4541 KEEPS_INPUT_SECTIONS.
4542 (Output_section::build_lookup_maps): New method declaration.
4543 (Output_section::merge_section_map_,
4544 Output_section::merge_section_by_properties_map_,
4545 Output_section::relaxed_input_section_map_,
4546 Output_section::is_relaxed_input_section_map_valid_): Remove data
4547 members.
4548 (Output_section::lookup_maps_): New data member.
4549
76295588
L		 45502010-05-21 Doug Kwan <dougkwan@google.com>
4551
4552 PR gold/11619
4553 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4554 avoid a compilation error.
4555
d103a984
RÁE		 45562010-05-19 Rafael Espindola <espindola@google.com>
4557
4558 * script-sections.cc (Output_section_definition::allocate_to_segment):
4559 Update the phdrs_list even when the output section is NULL.
4560 * testsuite/Makefile.am: Add test.
4561 * testsuite/Makefile.in: Regenerate.
4562 * testsuite/script_test_9.cc: New.
4563 * testsuite/script_test_9.sh: New.
4564 * testsuite/script_test_9.t: New.
4565
6625d24e
DK		 45662010-05-19 Doug Kwan <dougkwan@google.com>
4567
4568 * arm.cc (Arm_input_section::original_size): New method.
4569 (Arm_input_section::do_addralign): Add a cast.
4570 (Arm_input_section::do_output_offset): Remove static cast.
4571 (Arm_input_section::original_addralign,
4572 Arm_input_section::original_size_): Change type to uint32_t.
4573 (Arm_input_section::init): Add safe casts for section alignment
4574 and size.
4575 (Arm_input_section::set_final_data_size): Do not set address and
4576 offset of stub table.
4577 (Arm_output_section::fix_exidx_coverage): Change use of of
4578 Output_section::Simple_input_section to that of
4579 Output_section::Input_section.
4580 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4581 except for the first pass.
4582 * output.cc (Output_section::get_input_sections): Change type of
4583 input_sections to std::list<Input_section>.
4584 (Output_section::add_script_input_section): Rename from
4585 Output_section::add_simple_input_section. Change type of SIS
4586 parameter from Simple_input_section to Input_section.
4587 * output.h (Output_section::Simple_input_section): Remove class.
4588 (Output_section::Input_section): Change class visibility to public.
4589 (Output_section::Input_section::addralign): Use stored alignments
4590 for special input sections if set.
4591 (Output_section::Input_section::set_addralign): New method.
4592 (Output_section::get_input_sections): Change parameter type from
4593 list of Simple_input_section to list of Input_section.
4594 (Output_section::add_script_input_section): Rename from
4595 Output_section::add_simple_input_section. Change first parameter's
4596 type from Simple_input_section to Input_section and remove the
4597 second and third parameters.
4598 * script-sections.cc (Input_section::Input_section_list): Change
4599 type to list of Output_section::Input_section/
4600 (Input_section_info::Input_section_info): Change parameter type of
4601 INPUT_SECTION to Output_section::Input_section.
4602 (Input_section_info::input_section): Change return type.
4603 (Input_section_info::input_section_): Change type to
4604 Output_section::Input_section.
4605 (Output_section_element_input::set_section_addresses): Adjust code
4606 to use Output_section::Input_section instead of
4607 Output_section::Simple_input_section. Adjust code for renaming
4608 of Output_section::add_simple_input_section.
4609 (Orphan_output_section::set_section_addresses): Ditto.
4610
e1e82ea4
RW		 46112010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4612
4613 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4614 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4615
91e75c8a
RÁE		 46162010-05-18 Rafael Espindola <espindola@google.com>
4617
4618 * options.cc (General_options::finalize): Handle -nostdlib.
4619 * options.h (nostdlib): New option.
4620 * script.cc (script_add_search_dir): Handle -nostdlib.
4621
da59ad79
DK		 46222010-05-12 Doug Kwan <dougkwan@google.com>
4623
4624 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4625 attributes section only if there no attributes section after merging.
4626 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4627 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4628 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4629 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4630 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4631 and arm_attr_merge_7.stdout.
4632 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4633 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4634 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4635 arm_attr_merge_7b.o): New rules.
4636 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4637 arm_attr_merge_7
4638 * testsuite/Makefile.in: Regenerate.
4639 * testsuite/arm_attr_merge.sh: New file.
4640 * testsuite/arm_attr_merge_[67][ab].s: Same.
4641
3e01a7fd
NC		 46422010-05-05 Nick Clifton <nickc@redhat.com>
4643
4644 * po/es.po: Updated Spanish translation.
4645
7ad2014a
L		 46462010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4647
4648 * Makefile.am (install-exec-local): Properly install gold as
4649 default cross linker.
4650 * Makefile.in: Regenerated.
4651
4fda8867
NC		 46522010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4653 Nick Clifton <nickc@redhat.com>
4654
4655 * configure.ac (install_as_default): Define and set to false
4656 unless --enable-gold or --enable-gold=both/gold has been
4657 specified.
4658 * configure: Regenerate.
4659
4660 * Makefile.am (install-exec-local): Install the executable as
4661 'ld.gold'. If install_as_default is true then also install it as
4662 'ld'.
4663 * Makefile.in: Regenerated.
4664
bd288ea2
ILT		 46652010-04-24 Ian Lance Taylor <iant@google.com>
4666
4667 * layout.cc (Layout::layout_reloc): In relocatable link don't
4668 combine reloc sections for grouped sections.
4669
ef38fd8a
ST		 46702010-04-23 Sriraman Tallam <tmsriram@google.com>
4671
4672 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4673 sections that are not ordinary to icf.
4674 * icf.cc (get_section_contents): Handle relocation pointing to section
4675 with no object or shndx information.
4676 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4677 * testsuite/Makefile.in: Regenerate.
4678 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4679 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4680
f6973bdc
ILT		 46812010-04-22 Ian Lance Taylor <iant@google.com>
4682
4683 * expression.cc (Expression::Expression_eval_info): Add
4684 result_alignment_pointer field.
4685 (Expression::eval_with_dot): Add result_alignment_pointer
4686 parameter. Change all callers.
4687 (Expression::eval_maybe_dot): Likewise.
4688 (class Binary_expression): Add alignment_pointer parameter to
4689 left_value and right_value. Change all callers.
4690 (BINARY_EXPRESSION): Set result alignment.
4691 (class Trinary_expression): Add alignment_pointer parameter to
4692 arg2_value and arg3_value. Change all callers.
4693 (Trinary_cond::value): Set result alignment.
4694 (Max_expression::value, Min_expression::value): Likewise.
4695 (Align_expression::value): Likewise.
4696 * script-sections.cc (class Sections_element): Add dot_alignment
4697 parameter to set_section_addresses virtual function. Update
4698 instantiations.
4699 (class Output_section_element): Likewise.
4700 (Script_sections::create_segments): Add dot_alignment parameter.
4701 Change all callers.
4702 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4703 (Script_sections::set_phdrs_clause_addresses): Likewise.
4704 * script-sections.h: Update declarations.
4705 * script.h: Update declarations.
4706 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4707 min_p_align.
4708 * testsuite/script_test_3.t: Set large alignment.
4709 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4710 segment has expected alignment.
4711
9c9c98a5
NC		 47122010-04-22 Nick Clifton <nickc@redhat.com>
4713
4714 * po/gold.pot: Updated by the Translation project.
4715 * po/vi.po: Updated Vietnamese translation.
4716
2253bfba
L		 47172010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4718
4719 * testsuite/Makefile.am (check_PROGRAMS): Add
4720 icf_virtual_function_folding_test.
4721 * testsuite/Makefile.in: Regenerated.
4722
85fdf906
AH		 47232010-04-15 Andrew Haley <aph@redhat.com>
4724
4725 * options.h (merge_exidx_entries): New option.
4726 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4727 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4728 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4729 (Target_arm::merge_exidx_entries): New function.
4730 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4731 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4732 to Arm_exidx_fixup constructor.
4733 Add new arg, merge_exidx_entries.
4734 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4735 Arm_output_section::fix_exidx_coverage.
4736
ce97fa81
ST		 47372010-04-18 Sriraman Tallam <tmsriram@google.com>
4738
4739 * icf.cc (get_section_contents): Check for preemptible functions.
4740 Ignore addend when appropriate.
4741 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4742 section folded.
4743 (add_from_relobj): Check for section folded.
4744 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4745 * symtab.h (should_add_dynsym_entry): Add new parameter.
4746 * target-reloc.h (scan_relocs): Check for section folded.
4747 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4748 Check reloc types for function pointers in shared objects.
4749 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4750 case.
4751 (icf_preemptible_functions_test): New test case.
4752 (icf_string_merge_test): New test case.
4753 * testsuite.Makefile.in: Regenerate.
4754 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4755 bar_glob. Refactor code.
4756 * testsuite/icf_preemptible_functions_test.cc: New file.
4757 * testsuite/icf_preemptible_functions_test.sh: New file.
4758 * testsuite/icf_string_merge_test.cc: New file.
4759 * testsuite/icf_string_merge_test.sh: New file.
4760 * testsuite/icf_virtual_function_folding_test.cc: New file.
4761 * testsuite/icf_virtual_function_folding_test.sh: New file.
4762
04ceb17c
DK		 47632010-04-14 Doug Kwan <dougkwan@google.com>
4764
4765 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4766 for local symbol recounting if we remove a section due to ICF.
4767 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4768 there are no regular objects in input.
4769
153e7da4
DK		 47702010-04-13 Doug Kwan <dougkwan@google.com>
4771
4772 * arm.cc (Arm_input_section::set_final_data_size): Compute
4773 accurate final data size instead of using current data size.
4774
4dbd9faf
DK		 47752010-04-09 Doug Kwan <dougkwan@google.com>
4776
4777 * layout.cc (Layout::choose_output_section): Handle script section
4778 types.
4779 (Layout::make_output_section_for_script): Add section type parameter.
4780 Handle script section types.
4781 * layout.h (Layout::make_output_section_for_script): Add section
4782 type parameter.
4783 * output.cc (Output_section::Output_section): Initialize data member
4784 is_noload_.
4785 (Output_section::do_reset_address_and_file_offset): Do not set address
4786 to 0 if section is a NOLOAD section.
4787 * output.h (Output_section::is_noload): New method.
4788 (Output_section::set_is_noload): Ditto.
4789 (Output_section::is_noload_): New data member.
4790 * script-c.h (Script_section_type): New enum type.
4791 (struct Parser_output_section_header): Add new file section_type.
4792 * script-sections.cc (Sections_element::output_section_name): Add
4793 parameter for returning script section type.
4794 (Output_section_definition::output_section_name): Ditto.
4795 (Output_section_definition::section_type)P; New method.
4796 (Output_section_definiton::script_section_type_name): Ditto.
4797 (Output_section_definition::script_section_type_): New data member.
4798 (Output_section_definition::Output_section_definition): Initialize
4799 data member Output_section_definition::script_section_type_.
4800 (Output_section_definition::create_sections): Pass script section type
4801 to Layout::make_output_section_for_script.
4802 (Output_section_definition::output_section_name): Return script
4803 section type to caller.
4804 (Output_section_definition::set_section_address): Do not advance
4805 dot value and load address if section type is NOLOAD. Set address
4806 of NOLOAD sections regardless of section flags.
4807 (Output_section_definition::print): Print section type if it is
4808 not SCRIPT_SECTION_TYPE_NONE.
4809 (Output_section_definition::section_type): New method.
4810 (Output_section_definition::script_section_type_name): Ditto.
4811 (Script_sections::output_section_name): Add new parameter
4812 PSECTION_TYPE for returning script section type. Pass it to
4813 section elements. Handle discard sections.
4814 (Sort_output_sections::operator()): Handle NOLOAD sections.
4815 * script-sections.h (Script_sections::Section_type): New enum type.
4816 (Script_sections::output_section_name): Add a new parameter for
4817 returning script section type.
4818 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4819 INFO and NOLOAD.
4820 * yyscript.y (union): Add new field SECTION_TYPE.
4821 (COPY, DSECT, INFO, NOLOAD): New tokens.
4822 (opt_address_and_section_type): Change type to output_section_header.
4823 (section_type): New non-terminal
4824 (section_header): Handle section type.
2253bfba 4825 (opt_address_and_section_type): Return section type value.
4dbd9faf 4826
721ea635
L		 48272010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4828
4829 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4830 * testsuite/plugin_common_test_2.c (foo): Likewise.
4831
6bf924b0
DK		 48322010-04-08 Doug Kwan <dougkwan@google.com>
4833
4834 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4835 Output_merge_data.
4836 * output.cc (Output_section::add_merge_input_section): Simplify
4837 code and return status of Output_merge_base::add_input_section.
e1df38aa 4838 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4839 returns true.
4840
24af6f92
DK		 48412010-04-07 Doug Kwan <dougkwan@google.com>
4842
4843 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4844 if section is marked as containing instructions but has no mapping
4845 symbols.
4846 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4847 correct section index.
4848 (Arm_relobj::find_linked_text_section): Ditto.
4849
00698fc5
CC		 48502010-04-07 Cary Coutant <ccoutant@google.com>
4851
4852 * archive.cc (include_member): Destroy Read_symbols_data object before
4853 releasing file.
4854 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4855 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4856 (Read_symbols_data::~Read_symbols_data) New destructor.
4857 (Section_relocs::Section_relocs) New constructor.
4858 (Section_relocs::~Section_relocs) New destructor.
4859 (Read_relocs_data::Read_relocs_data) New constructor.
4860 (Read_relocs_data::~Read_relocs_data) New destructor.
4861 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4862 pointers to NULL after deleting.
4863
7296d933
DK		 48642010-04-07 Doug Kwan <dougkwan@google.com>
4865
4866 * arm.cc: Replace "endianity" with "endianness" in comments.
4867 (Arm_exidx_cantunwind): Ditto.
4868 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4869 (Arm_relobj::merge_flags_and_attributes): New method.
4870 (Arm_relobj::merge_flags_and_attributes_): New data member.
4871 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4872 (Arm_relobj::scan_sections_for_stubs): Ditto.
4873 (Arm_relobj::do_read_symbols): Check to see if we really want to
4874 merge processor-specific flags and attributes. Exit early if
4875 an object is empty except for section names and the undefined symbol.
4876 (Target_arm::do_finalize_sections): Move check for ELF format to
4877 Arm_relobj::do_read_symbols. Merge processor specific flags and
4878 attributes from a regular object only when we have determined that
4879 it is aapropriate. Do not create an .ARM.attributes section in
4880 output if there is no regular input object.
4881 (Target_arm::merge_processor_specific_flags): Check
4882 --warn-mismatch before printing any error.
4883 (Target_arm::merge_object_attributes): Ditto.
4884 * gold.cc (queue_middle_tasks): Handle the case in which there is
4885 no regular object in input.
4886 * options.cc (General_options::parse_EB): New method.
4887 (General_options::parse_EL): Same.
4888 (General_options::General_options): Initialize endianness_.
4889 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4890 New options.
4891 (General_options::Endianness): New enum.
4892 (General_options::endianness): New method.
4893 (General_options::endianness_): New data member.
4894 * parameters.cc (Parameters::set_options): Check target endianness.
4895 (Parameters::set_target_once): Ditto.
4896 (Parameters::check_target_endianness): New method.
4897 (parameters_force_valid_target): If either -EL or -EB is specified,
4898 use it to define endianness of default target.
4899 * parameters.h (Parameters::check_target_endianness): New method
4900 declaration.
4901 * target.h (class Target): Change "endianity" to "endianness"
4902 in comments.
4903
efc8d4f2
RW		 49042010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4905
4906 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4907 * configure: Regenerate.
4908 * Makefile.in: Regenerate.
4909 * testsuite/Makefile.in: Regenerate.
4910
be234d88
CC		 49112010-04-06 Cary Coutant <ccoutant@google.com>
4912
4913 gcc PR lto/42757
4914 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4915 prevailing definitions of common symbols.
4916 * testsuite/plugin_test_6.sh: New test case.
4917 * testsuite/plugin_common_test_1.c: New test case.
4918 * testsuite/plugin_common_test_2.c: New test case.
4919 * testsuite/Makefile.am (plugin_test_6): New test case.
4920 * testsuite/Makefile.in: Regenerate.
4921
bd32c6bd
NC		 49222010-04-06 Nick Clifton <nickc@redhat.com>
4923
4924 * po/vi.po: New Vietnamese translation.
4925
323c532f
DK		 49262010-03-30 Doug Kwan <dougkwan@google.com>
4927
4928 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4929
4fcd97eb
DK		 49302010-03-25 Doug Kwan <dougkwan@google.com>
4931
4932 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4933 to avoid a conversion warning on a 32-bit host.
4934
4ebf39db
ILT		 49352010-03-24 Ian Lance Taylor <iant@google.com>
4936
4937 * testsuite/script_test_3.t: Add a TLS segment.
4938 * testsuite/Makefile.am (check_PROGRAMS): Add
4939 tls_phdrs_script_test.
4940 (tls_phdrs_script_test_SOURCES): Define.
4941 (tls_phdrs_script_test_DEPENDENCIES): Define.
4942 (tls_phdrs_script_test_LDFLAGS): Define.
4943 (tls_phdrs_script_test_LDADD): Define.
4944 * testsuite/Makefile.in: Rebuild.
4945
4a599bdd
CC		 49462010-03-23 Cary Coutant <ccoutant@google.com>
4947
4948 * fileread.cc (find_or_make_view): Fix comment.
4949
6c93b22c
ILT		 49502010-03-23 Ian Lance Taylor <iant@google.com>
4951
4952 * script-sections.cc (class Orphan_section_placement): Define
4953 PLACE_TLS and PLACE_TLS_BSS.
4954 (Orphan_section_placement::Orphan_section_placement): Initialize
4955 new places.
4956 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4957 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4958 (tls_script_test_SOURCES): Define.
4959 (tls_script_test_DEPENDENCIES): Define.
4960 (tls_script_test_LDFLAGS): Define.
4961 (tls_script_test_LDADD): Define.
4962 * testsuite/Makefile.in: Rebuild.
4963
a2c7281b
DK		 49642010-03-22 Doug Kwan <dougkwan@google.com>
4965
4966 * arm.cc (Arm_relocate_functions::abs8,
4967 Arm_relocate_functions::abs16): Use correct check for overflow
4968 specified in the ARM ELF specs.
4969 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4970 target of a BLX instruction specially.
4971 (Reloc_stub::stub_type_for_reloc): Ditto.
4972 (Relocate::relocate): Use symbolic names instead of numeric relocation
4973 codes to report error.
4974 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4975 workaround.
4976 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4977 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4978 thumb2_blx_out_of_range.stdout
4979 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4980 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4981 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4982 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4983 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4984 thumb2_blx_in_range, thumb2_blx_in_range.o,
4985 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4986 thumb2_blx_out_of_range.o): New rules.
4987 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4988 thumb2_blx_in_range and thumb2_blx_out_of_range.
4989 * testsuite/Makefile.in: Regenerate.
4990 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4991 * testsuite/thumb_blx_in_range.s: New file.
4992 * testsuite/thumb_blx_out_of_range.s: New file.
4993
b0193076
RÁE		 49942010-03-22 Rafael Espindola <espindola@google.com>
4995
4996 * archive.cc (Should_include): Move to archive.h.
4997 (should_include_member): Make it a member of Archive.
4998 (Lib_group): New.
4999 (Add_lib_group_symbols): New.
5000 * archive.h: Include options.h.
5001 (Archive_member): Moved from Archive.
5002 (Should_include): Moved from archive.cc.
5003 (Lib_group): New.
5004 (Add_lib_group_symbols): New.
5005 * dynobj.cc (do_should_include_member): New.
5006 * dynobj.h (do_should_include_member): New.
5007 * gold.cc (queue_initial_tasks): Update call to queue.
5008 * main.cc (main): Print lib group stats.
5009 * object.cc (do_should_include_member): New.
5010 * object.h: Include archive.h.
5011 (Object::should_include_member): New.
5012 (Object::do_should_include_member): New.
5013 (Sized_relobj::do_should_include_member): New.
5014 * options.cc (General_options::parse_start_lib): New.
5015 (General_options::parse_end_lib): New.
5016 (Input_arguments::add_file): Handle lib groups.
5017 (Input_arguments::start_group): Check we are not in a lib.
5018 (Input_arguments::start_lib): New.
5019 (Input_arguments::end_lib): New.
5020 * options.h (General_options): Add start_lib and end_lib.
5021 (Input_argument::lib_): New.
5022 (Input_argument::lib): New.
5023 (Input_argument::is_lib): New.
5024 (Input_file_lib): New.
5025 (Input_arguments::in_lib_): New.
5026 (Input_arguments::in_lib): New.
5027 (Input_arguments::start_lib): New.
5028 (Input_arguments::end_lib_): New.
5029 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5030 in unused members as preempted.
5031 (Sized_pluginobj::do_should_include_member): New.
5032 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5033 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5034 return the blocker.
5035 (Read_symbols::do_whole_lib_group): New.
5036 (Read_symbols::do_lib_group): New.
5037 (Read_symbols::do_read_symbols): Handle lib groups.
5038 (Read_symbols::get_name): Handle lib groups.
5039 * readsyms.h (Read_symbols): Add an archive member pointer.
5040 (Read_symbols::do_whole_lib_group): New.
5041 (Read_symbols::do_lib_group): New.
5042 (Read_symbols::member_): New.
5043 * script.cc (read_input_script): Update call to queue_soon.
5044
d099120c
DK		 50452010-03-19 Doug Kwan <dougkwan@google.com>
5046
5047 * arm.cc (Stub_table::Stub_table): Initialize new data members
5048 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5049 (Stub_table::add_reloc_stub): Assign stub offset and update
5050 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5051 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5052 New data members.
5053 (Stub_table::update_data_size_and_addralign): Use
5054 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5055 instead of going over all reloc stubs.
5056 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5057 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5058 Stringpool_template::offset_ to size of Stringpool_char.
5059 (Stringpool_template::new_key_offset): Remove code to initialize
5060 Stringpool_template::offset_.
5061 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5062 Stringpool_template::offset_ to zero.
5063
1aa37384
DK		 50642010-03-15 Doug Kwan <dougkwan@google.com>
5065
5066 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5067 offset_.
5068 (Stringpool_template::new_key_offset): New method.
5069 (Stringpool_template::add_string): Assign offsets when adding new
5070 strings.
5071 (Stringpool_template::set_string_offsets): Do not set string offsets
5072 when not optimizing.
5073 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5074 member size_.
5075 (Chunked_vector::clear): Clear size_.
5076 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5077 (Chunked_vector::size): Return size_.
5078 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5079 (Chunked_vector::size_): New data member.
1aa37384
DK		 5080 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5081 (Stringpool_template::new_key_offset): New method declaration.
5082 (Stringpool_template::offset_): New data member.
5083
b672b057
RÁE		 50842010-03-15 Rafael Espindola <espindola@google.com>
5085
5086 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5087 Add_symbols' constructor.
5088 * readsyms.h (Add_symbols): Remove the input_group member.
5089
b6848d3c
ILT		 50902010-03-10 Ian Lance Taylor <iant@google.com>
5091
5092 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5093 target to ask whether a reference to a symbol requires a stack
5094 split.
5095 * target.h (Target::is_call_to_non_split): New function.
5096 (Target::do_is_call_to_non_split): Declare virtual function.
5097 * target.cc: Include "symtab.h".
5098 (Target::do_is_call_to_non_split): New function.
5099 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5100
a2a5469e
CC		 51012010-03-10 Cary Coutant <ccoutant@google.com>
5102
5103 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5104 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5105 (File_read::open[2]): Add whole_file_view_ to list of views.
5106 (File_read::make_view): Remove test of whole_file_view_.
5107 (File_read::find_or_make_view): Create whole_file_view_ if
5108 necessary.
5109 (File_read::clear_views): Replace bool parameter with enum;
5110 adjust all callers. Don't delete views with permanent data;
5111 do delete cached views and views from archives if
5112 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5113 if clearing the corresponding view.
5114 * fileread.h (File_read::Clear_views_mode): New enum.
5115 (File_read::View::is_permanent_view): New method.
5116 (File_read::clear_views): Replace bool parameter
5117 with enum; adjust all callers.
5118 * options.h (General_options): Change keep_files_mapped option;
5119 add map_whole_files.
5120 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5121 releasing the file.
5122 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5123 the file.
5124
8861f32b
DM		 51252010-03-10 David S. Miller <davem@davemloft.net>
5126
5127 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5128
d62d0f5f
ST		 51292010-03-09 Sriraman Tallam <tmsriram@google.com>
5130
5131 * icf.cc (get_section_contents): Add '@' marker after processing the
5132 merge reloc.
5133
9177756d
DK		 51342010-03-08 Doug Kwan <dougkwan@google.com>
5135
5136 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5137 due to a conversion warning.
5138 (Arm_relobj::update_output_local_symbol_count): Check for local
5139 symbol with unset output index.
5140
9e9e071b
ILT		 51412010-03-05 Ian Lance Taylor <iant@google.com>
5142
5143 * options.h (class General_options): Add --spare-dynamic-tags.
5144 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5145 --spare-dynamic-tags.
5146
a81ee015
ILT		 51472010-03-05 Ian Lance Taylor <iant@google.com>
5148
5149 * incremental.cc: Include "libiberty.h".
5150
44ec90b9
RO		 51512010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5152
5153 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5154 function, is_info_ member.
5155 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5156 (Versions::Versions): Update caller.
5157 (Versions::define_base_version): Likewise.
5158 (Versions::add_def): Likewise.
5159
0897ed3b
ST		 51602010-03-03 Sriraman Tallam <tmsriram@google.com>
5161
5162 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5163 (Scan::possible_function_pointer_reloc): New function.
5164 (Scan::local_reloc_may_be_function_pointer): Change to call
5165 possible_function_pointer_reloc.
5166 (Scan::global_reloc_may_be_function_pointer): Ditto.
5167 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5168 relocations in ".data.rel.ro._ZTV" section.
5169 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5170 * testsuite/icf_safe_so_test.cc: Ditto.
5171 * testsuite/icf_safe_test.cc: Ditto.
5172 * testsuite/icf_safe_test.sh: Ditto.
5173
d3bbad62
ILT		 51742010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5175 Ian Lance Taylor <iant@google.com>
5176
5177 * target-reloc.h (relocate_section): Check the symbol table index
5178 for -1U before setting the local symbol index.
5179 (scan_relocatable_relocs): If copying the relocation, record that
5180 the local symbol is required.
5181 * object.h (Symbol_value::is_output_symtab_index_set): New
5182 function.
5183 (Symbol_value::may_be_discarded_from_output_symtab): New
5184 function.
5185 (Symbol_value::has_output_symtab_entry): New function.
5186 (Symbol_value::needs_output_symtab_entry): Remove.
5187 (Symbol_value::output_symtab_index): Make sure the symbol index is
5188 set.
5189 (Symbol_value::set_output_symtab_index): Make sure the symbol
5190 index is not set. Make sure the new index is valid.
5191 (Symbol_value::set_must_have_output_symtab_entry): New function.
5192 (Symbol_value::has_output_dynsym_entry): New function.
5193 (Symbol_value::set_output_dynsym_index): Make sure the new index
5194 is valid.
5195 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5196 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5197 local symbol if permitted.
5198 (Sized_relobj::do_finalize_local_symbols): Call
5199 is_output_symtab_index_set rather than needs_output_symtab_entry.
5200 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5201 rather than needs_output_symtab_entry. Call
5202 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5203 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5204 is_output_symtab_index_set rather than needs_output_symtab_entry.
5205 * testsuite/discard_locals_relocatable_test.c: New file.
5206 * testsuite/discard_locals_test.sh: Test -r.
5207 * testsuite/Makefile.am (check_DATA): Add
5208 discard_locals_relocatable_test1.syms,
5209 discard_local_relocatable_test2.syms.
5210 (MOSTLYCLEANFILES): Likewise. Also add
5211 discard_locals_relocatable_test1.lout and
5212 discard_locals_relocatable_test2.out.
5213 (discard_locals_relocatable_test1.syms): New target.
5214 (discard_locals_relocatable_test.o): New target.
5215 (discard_locals_relocatable_test1.out): New target.
5216 (discard_locals_relocatable_test2.syms): New target.
5217 (discard_locals_relocatable_test2.out): New target.
5218 (various): Add missing ../ld-new dependencies.
5219 * testsuite/Makefile.in: Rebuild.
5220
7e8ccf26
NC		 52212010-03-03 Nick Clifton <nickc@redhat.com>
5222
5223 * po/fi.po: New Finnish translation.
5224
2a0ff005
DK		 52252010-03-01 Doug Kwan <dougkwan@google.com>
5226
5227 * layout.cc (Layout::Layout): Force section types of .init_array*,
5228 .preinit_array* and .fini_array* sections.
5229 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5230 Fix check of return value of std::string::find.().
5231 (Output_section::Input_section_sort_compare::operator()): Remove
5232 comment about .init_array.
5233 (Output_section::Input_section_sort_init_fini_compare::operator()):
5234 New method.
5235 (Output_section::sort_attached_input_sections): Handle .init_array
5236 and .fini_array specially.
5237 * output.h (Output_section::Inut_section_sort_compare): Update
5238 comment.
5239 (Output_section::Input_section_sort_init_fini_compare): New struct.
5240
c3e4ae29
DK		 52412010-02-26 Doug Kwan <dougkwan@google.com>
5242
5243 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5244 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5245 * testsuite/debug_msg.sh: Avoid matching source line number for
5246 use of global variable undef_int.
5247
2fd9ae7a
DK		 52482010-02-26 Doug Kwan <dougkwan@google.com>
5249
5250 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5251 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5252 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5253 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5254 * options.cc (General_options::General_options): Initialize member
5255 fix_v4bx_.
5256 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5257 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5258 and rm_no_fix_v4bx.stdout
5259 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5260 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5261 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5262 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5263 and arm_no_fix_v4bx.
5264 * Makefile.in: Regenerate.
5265 * testsuite/arm_fix_v4bx.s: New file.
5266 * testsuite/arm_fix_v4bx.sh: Ditto.
5267
67ec7d0b
DK		 52682010-02-24 Doug Kwan <dougkwan@google.com>
5269
5270 * arm.cc (Target_arm::got_section): Make the .got section the first
5271 non RELRO section in the data segment.
5272 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5273 suffixes of section names.
5274
10165461
DK		 52752010-02-24 Doug Kwan <dougkwan@google.com>
5276
5277 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5278 flags and attributes merging if an input file is a binary file.
5279 * fileread.cc (Input_file::open): Record format of original file.
5280 * fileread.h (Input_file::Format): New enum type.
5281 (Input_file::Input_file): Initialize data member format_.
5282 (Input_file::format): New method definition.
5283 (Input_file::format_):: New data member.
5284
4a54abbb
DK		 52852010-02-24 Doug Kwan <dougkwan@google.com>
5286
5287 * arm.cc (Arm_output_data_got): New class.
5288 (ARM_TCB_SIZE): New constant
5289 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5290 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5291 If user uses a script with a SECTIONS clause, issue only a warning
5292 for a misplaced EXIDX input section. Otherwise, issue an error.
5293 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5294 garbage collection.
5295 (Target_arm::got_mode_index_entry): Handle static linking.
5296 (Target_arm::Scan::local): Ditto.
5297 (Target_arm::Scan::global): Ditto.
5298 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5299 all incorrectly implemented relocations.
e1df38aa 5300 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5301 Arm_output_section::fix_exidx_coverage.
5302 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5303 from ".ARM.exidx." and ".ARM.extab.".
5304
ca419a6f
ILT		 53052010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5306
5307 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5308 section if it does not already exist.
5309 * attributes.cc (Attributes_section_data::Attributes_section_data):
5310 Don't crash if size is zero.
5311
135b9c78
ILT		 53122010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5313 Ian Lance Taylor <iant@google.com>
5314
5315 * gold.cc (queue_middle_tasks): If no input files were opened,
5316 exit.
5317 * workqueue.h (Task_function::Task_function): Assert that there is
5318 a blocker.
5319
bb0bfe4f
DK		 53202010-02-22 Doug Kwan <dougkwan@google.com>
5321
5322 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5323 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5324 types to avoid warnings due to different uint64_t implementations
5325 on different hosts.
5326
2a2b6d42
DK		 53272010-02-21 Doug Kwan <dougkwan@google.com>
5328
5329 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5330 handling of the maximum backward branch offset.
5331 (Arm_relocate_functions::thumb_branch_common): Ditto.
5332 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5333 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5334 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5335 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5336 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5337 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5338 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5339 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5340 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5341 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5342 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5343 thumb2_bl_out_of_range.o): New rules.
5344 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5345 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5346 thumb2_bl_out_of_range
5347 * testsuite/Makefile.in: Regenerate.
5348 * testsuite/arm_bl_in_range.s: New file.
5349 * testsuite/arm_bl_out_of_range.s: Ditto.
5350 * testsuite/arm_branch_in_range.sh: Ditto.
5351 * testsuite/arm_branch_range.t: Ditto.
5352 * testsuite/thumb2_branch_range.t: Ditto.
5353 * testsuite/thumb_bl_in_range.s: Ditto.
5354 * testsuite/thumb_bl_out_of_range.s: Ditto.
5355 * testsuite/thumb_branch_range.t: Ditto.
5356
b487ad64
ST		 53572010-02-20 Sriraman Tallam <tmsriram@google.com>
5358
5359 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5360 Add reloc offset information.
5361 * icf.cc (get_section_contents): Change iterators to point to the new
5362 vectors. Add reloc offset information to the contents.
5363 * icf.h (Icf::Sections_reachable_info): New typedef.
5364 (Icf::Sections_reachable_list): New typedef.
5365 (Icf::Offset_info): New typedef.
5366 (Icf::Reloc_info): New struct typedef.
5367 (Icf::Reloc_info_list): New typedef.
5368 (Icf::symbol_reloc_list): Delete method.
5369 (Icf::addend_reloc_list): Delete method.
5370 (Icf::section_reloc_list): Delete method.
5371 (Icf::reloc_info_list): New method.
5372 (Icf::reloc_info_list_): New member.
5373
f96accdf
DK		 53742010-02-19 Doug Kwan <dougkwan@google.com>
5375
5376 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5377 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5378 * arm.cc (Arm_relocation_functions): New forward declaration.
5379 (Target_arm::Target_arm): Initialize new data members
5380 got_mod_index_offset_ and tls_base_symbol_defined_.
5381 (Target_arm::Relocate::relocate_tls): New method.
5382 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5383 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5384 New methods.
5385 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5386 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5387 (Target_arm::got_mod_index_offset_,
5388 Target_arm::tls_base_symbol_defined_): New data members.
5389 (Target_arm::Scan::local, Target::Scan::global,
5390 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5391 relocations.
5392
c8761b9a
DK		 53932010-02-18 Doug Kwan <dougkwan@google.com>
5394
5395 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5396 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5397 text section as a parameter becuase some broken tools may not set
5398 the link in section header.
5399 (Target_arm::has_got_section): New method.
5400 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5401 without any mapping symbol as data only. Remove warning.
5402 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5403 link in its section header, try to discover the link by inspecting the
5404 REL31 relocation at the beginning of the section.
5405 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5406 in error message.
5407 (Target_arm::Scan::global): Treat any reference to the symbol
5408 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5409
21bb3914
ST		 54102010-02-12 Sriraman Tallam <tmsriram@google.com>
5411
5412 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5413 (Scan::global_reloc_may_be_function_pointer): New function.
5414 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5415 (Scan::global_reloc_may_be_function_pointer): New function.
5416 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5417 (Scan::global_reloc_may_be_function_pointer): New function.
5418 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5419 (Scan::global_reloc_may_be_function_pointer): New function.
5420 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5421 (Scan::global_reloc_may_be_function_pointer): New function.
5422 (Scan::possible_function_pointer_reloc): New function.
5423 (Target_x86_64::can_check_for_function_pointers): New function.
5424 * gc.h (gc_process_relocs): Scan relocation types to determine if
5425 function pointers were taken for targets that support it.
5426 * icf.cc (Icf::find_identical_sections): Include functions for
5427 folding in safe ICF whose pointer is not taken.
5428 * icf.h (Secn_fptr_taken_set): New typedef.
5429 (fptr_section_id_): New member.
5430 (section_has_function_pointers): New function.
5431 (set_section_has_function_pointers): New function.
5432 (check_section_for_function_pointers): New function.
5433 * options.h: Fix comment for safe ICF option.
5434 * target.h (can_check_for_function_pointers): New function.
5435 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5436 Modify icf_safe_test for X86-64.
5437 * testsuite/Makefile.in: Regenerate.
5438 * testsuite/icf_safe_so_test.cc: New file.
5439 * testsuite/icf_safe_so_test.sh: New file.
5440 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5441 (main): Change to take pointer to function kept_func_3.
5442 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5443 folding is done correctly for X86-64.
5444
0da6fa6c
DM		 54452010-02-12 David S. Miller <davem@davemloft.net>
5446
5447 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5448 is_symbolless parameter.
5449 (Output_reloc<SHT_REL>::is_symbolless): New.
5450 (Output_reloc<SHT_REL>::is_symbolless_): New.
5451 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5452 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5453 (Output_reloc<SHT_RELA>::is_symbolless): New.
5454 (Output_data_reloc::add_global): Handle is_symbolless.
5455 (Output_data_reloc::add_global_relative): Likewise.
5456 (Output_data_reloc::add_local): Likewise.
5457 (Output_data_reloc::add_local_relative): Likewise.
5458 (Output_data_reloc::add_symbolless_global_addend): New.
5459 (Output_data_reloc::add_symbolless_local_addend): New.
5460 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5461 is_symbolless.
5462 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5463 instead of ->is_relative_
5464 (Output_reloc::write): Likewise.
5465 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5466 (Output_reloc::write_rel): Simplify.
5467
5468 * sparc.cc (Target_sparc::Scan::local): Use
5469 ->add_symbolless_local_addend as needed.
5470 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5471 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5472 based upon relocation offset.
5473
e4782e83
DK		 54742010-02-11 Doug Kwan <dougkwan@google.com>
5475
5476 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5477 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5478 beginning of function.
5479 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5480 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5481 parameter is_32bit in calls to should_apply_static_reloc.
5482 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5483 (check_DATA): Add arm_abs_global.stdout.
5484 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5485 arm_abs_global.stdout): New rules.
5486 (MOSTLLYCLEANFILES): Add arm_abs_global
5487 * Makefile.in: Regenerate.
5488 * testsuite/arm_abs_global.s: New file.
5489 * testsuite/arm_abs_global.sh: Ditto.
5490 * testsuite/arm_abs_lib.s: Ditto.
5491
93ceb764
ILT		 54922010-02-11 Ian Lance Taylor <iant@google.com>
5493
5494 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5495 Read_relocs task.
5496 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5497 Allocate_commons_task first.
5498 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5499 task, rather than symtab_lock_.
5500 (Gc_process_relocs::~Gc_process_relocs): New function.
5501 (Gc_process_relocs::is_runnable): Check this_blocker_.
5502 (Gc_process_relocs::locks): Use next_blocker_ rather than
5503 blocker_.
5504 (Scan_relocs::~Scan_relocs): New function.
5505 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5506 symtab_lock_.
5507 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5508 next_blocker_.
5509 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5510 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5511 constructor accordingly.
5512 (class Gc_process_relocs): Likewise.
5513 (class Scan_relocs): Likewise.
5514 * common.h (class Allocate_commons_task): Remove symtab_lock_
5515 field, and corresponding constructor parameter.
5516 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5517 symtab_lock_.
5518 (Allocate_commons_task::locks): Likewise.
5519
114dfbe1
ILT		 55202010-02-11 Ian Lance Taylor <iant@google.com>
5521
5522 * gold-threads.h (class Once): Define.
5523 (class Initialize_lock): Rewrite as child of Once.
5524 * gold-threads.cc (class Once_initialize): Define.
5525 (once_pointer_control): New static variable.
5526 (once_pointer, once_arg): New static variables.
5527 (c_run_once): New static function.
5528 (Once::Once, Once::run_once, Once::internal_run): New functions.
5529 (class Initialize_lock_once): Remove.
5530 (initialize_lock_control): Remove.
5531 (initialize_lock_pointer): Remove.
5532 (initialize_lock_once): Remove.
5533 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5534 (Initialize_lock::initialize): Rewrite.
5535 (Initialize_lock::do_run_once): New function.
5536 * archive.cc (Archive::interpret_header): Only clear name if it is
5537 not already empty.
5538 * fileread.cc: Include "gold-threads.h"
5539 (file_counts_lock): New static variable.
5540 (file_counts_initialize_lock): Likewise.
5541 (File_read::release): Only increment counts when using --stats.
5542 Use a lock around the increment.
5543 * parameters.cc (class Set_parameters_target_once): Define.
5544 (set_parameters_target_once): New static variable.
5545 (Parameters::Parameters): Move here from parameters.h.
5546 (Parameters::set_target): Rewrite.
5547 (Parameters::set_target_once): New function.
5548 (Parameters::clear_target): Move here and rewrite.
5549 * parameters.h (class Parameters): Update declarations. Add
5550 set_parameters_target_once_ field.
5551 (Parameters::Parameters): Move to parameters.cc.
5552 (Parameters::clear_target): Likewise.
5553 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5554 task.
5555 (Start_group::~Start_group): New function.
5556 (Start_group::is_runnable): New function.
5557 (Start_group::locks, Start_group::run): New functions.
5558 (Finish_group::run): Change saw_undefined to size_t.
5559 * readsyms.h (class Start_group): Define.
5560 (class Finish_group): Change saw_undefined_ field to size_t.
5561 (Finish_group::Finish_group): Remove saw_undefined and
5562 this_blocker parameters. Change all callers.
5563 (Finish_group::set_saw_undefined): New function.
5564 (Finish_group::set_blocker): New function.
5565 * symtab.h (class Symbol_table): Change saw_undefined to return
5566 size_t. Change saw_undefined_ field to size_t.
5567 * target-select.cc (Set_target_once::do_run_once): New function.
5568 (Target_selector::Target_selector): Initialize set_target_once_
5569 field. Don't initialize lock_ and initialize_lock_ fields.
5570 (Target_selector::instantiate_target): Rewrite.
5571 (Target_selector::set_target): New function.
5572 * target-select.h (class Set_target_once): Define.
5573 (class Target_selector): Update declarations. Make
5574 Set_target_once a friend. Remove lock_ and initialize_lock_
5575 fields. Add set_target_once_ field.
5576
fa17a3f4
ILT		 55772010-02-10 Ian Lance Taylor <iant@google.com>
5578
5579 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5580 queueing any tasks.
5581 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5582 (queue_middle_tasks): Add all blockers before queueing any tasks.
5583 (queue_final_tasks): Likewise.
5584 * token.h (Task_token::add_blockers): New function.
5585 * object.h (Input_objects::number_of_relobjs): New function.
5586
c7177d31
ILT		 55872010-02-10 Ian Lance Taylor <iant@google.com>
5588
5de0e392
ILT		 5589 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5590 shared, not if not position independent.
5591 * x86_64.cc (Relocate::relocate_tls): Likewise.
5592 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5593 (tls_pie_pic_test): New target.
5594 * testsuite/Makefile.in: Rebuild.
5595
c7177d31
ILT		 5596 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5597 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5598 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5599 * testsuite/Makefile.in: Rebuild.
5600
684b268a
DM		 56012010-02-09 David S. Miller <davem@davemloft.net>
5602
5603 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5604 R_SPARC_RELATIVE using ->add_local_relative().
5605 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5606
612a8d3d
DM		 5607 * output.h (Output_data_dynamic::add_section_size): New method
5608 that takes two Output_data objects.
5609 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5610 entry param. Handle it in initializers.
5611 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5612 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5613 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5614 arg.
5615 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5616 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5617 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5618 for dynrel_includes_plt.
5619 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5620 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5621 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5622 before .rela.plt
5623 (Target_sparc::do_finalize_sections): Update to pass true for
5624 dynrel_includes_plt.
5625 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5626 output before .rela.plt
5627 (Target_powerpc::do_finalize_sections): Update to pass true for
5628 dynrel_includes_plt when 32-bit.
5629
cb1be87e
DK		 56302010-02-08 Doug Kwan <dougkwan@google.com>
5631
5632 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5633 method.
5634 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5635 Arm_relobj::scan_section_for_cortex_a8_stubs,
5636 Arm_relobj::do_relocation_section): Instead of calling
5637 Output_section::output_address, use faster
5638 Arm_relobj::simple_input_section_output_address.
5639
705b5121
DM		 56402010-02-08 David S. Miller <davem@davemloft.net>
5641
5642 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5643 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5644 relocation helper function.
5645
024c4466
DM		 5646 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5647 just like R_SPARC_GOT{10,13,22}.
5648 (Target_sparc::Scan::local): Likewise.
5649 (Target_sparc::Relocate:relocate): Likewise.
5650
9109c078
ILT		 56512010-02-06 Ian Lance Taylor <iant@google.com>
5652
5653 * configure.ac: Rewrite targetobjs duplicate removal code to use
5654 only shell constructs.
5655 * configure: Rebuild.
5656
cf846138
DK		 56572010-02-05 Doug Kwan <dougkwan@google.com>
5658
5659 PR 11247
5660 * arm.cc (Arm_relobj::section_is_scannable): New method.
5661 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5662 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5663
6cfaf60b
DK		 56642010-02-04 Doug Kwan <dougkwan@google.com>
5665
5666 PR 11247
5667 * arm-reloc-property.cc (cstdio): Include.
5668 * configure.ac (targetobjs): Remove duplicates.
5669 * configure: Regenerate.
5670 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5671 big and little endian version for a given address size.
5672
5c57f1be
DK		 56732010-02-03 Doug Kwan <dougkwan@google.com>
5674
5675 * arm-reloc-property.cc
5676 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5677 definition.
5678 * arm-reloc-property.h
5679 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5680 New method definition.
5681 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5682 declaration.
5683 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5684 overflow to N.
5685 (GOT_PREL): Change implemented to Y.
5686 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5687 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5688 (Arm_relocate_functions::movw_abs_nc): Remove method.
5689 (Arm_relocate_functions::movt_abs): Ditto.
5690 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5691 (Arm_relocate_functions::thm_movt_abs): Ditto.
5692 (Arm_relocate_functions::movw_rel_nc): Ditto.
5693 (Arm_relocate_functions::movw_rel): Ditto.
5694 (Arm_relocate_functions::movt_rel): Ditto.
5695 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5696 (Arm_relocate_functions:thm_movw_rel): Ditto.
5697 (Arm_relocate_functions:thm_movt_rel): Ditto.
5698 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5699 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5700 New method definitions.
5701 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5702 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5703 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5704 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5705 (Target_arm::Relocate::relocate): Check for non-static or
5706 unimplemented relocation code and exit early. Change calls to
5707 Target_arm::reloc_uses_thumb_bit and
5708 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5709 instead. Refactor code to handle similar relocations to increase
5710 code sharing. Remove check for unsupported relocation code in switch
5711 statement.
5712 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5713 relocation property table to find out size. Change error message to
5714 print out the name of a relocation code instead of the numeric value.
5715 (Target_arm::scan_reloc_for_stub): Use relocation property table
5716 instead of calling Target_arm::reloc_uses_thumb_bit().
5717
218c5831
DK		 57182010-02-02 Doug Kwan <dougkwan@google.com>
5719
5720 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5721 types of relaxed input section.
5722
0d31c79d
DK		 57232010-02-02 Doug Kwan <dougkwan@google.com>
5724
5725 * Makefile.am (HFILES): Add arm-reloc-property.h.
5726 (DEFFILES): New.
5727 (TARGETSOURCES): Add arm-reloc-property.cc
5728 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5729 (libgold_a_SOURCES): $(DEFFILES)
5730 * Makefile.in: Regenerate.
5731 * arm-reloc-property.cc: New file.
5732 * arm-reloc-property.h: New file.
5733 * arm-reloc.def: New file.
5734 * arm.cc: Update comments.
5735 (arm-reloc-property.h): New included header.
5736 (arm_reloc_property_table): New global variable.
5737 (Target_arm::do_select_as_default_target): New method definition.
5738 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5739 arm-reloc-property to targ_extra_obj.
5740 * parameters.cc (set_parameters_target): Call
5741 Target::select_as_default_target().
5742 * target.h (Target::select_as_default_target): New method definition.
5743 (Target::do_select_as_default_target): Same.
5744
546c7457
DK		 57452010-02-01 Doug Kwan <dougkwan@google.com>
5746
5747 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5748 first_output_text_section_.
5749 (Arm_exidx_fixup::first_output_text_section): New method definition.
5750 (Arm_exidx_fixup::first_output_text_section_): New data member.
5751 (Arm_exidx_fixup::process_exidx_section): Record the first text
5752 output section seen.
5753 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5754 and entsize in output section header.
5755
11b861d5
DK		 57562010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5757
5758 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5759 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5760 (Arm_relocate_functions::thm_alu11): New Method.
5761 (Arm_relocate_functions::thm_pc8): New Method.
5762 (Arm_relocate_functions::thm_pc12): New Method.
5763 (Target_arm::Scan::local): Handle the relocations.
5764 (Target_arm::Scan::global): Likewise.
5765 (Target_arm::Relocate::relocate): Likewise.
5766 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5767
c9a2c125
DK		 57682010-01-29 Doug Kwan <dougkwan@google.com>
5769
5770 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5771 of relocation types as ld.
5772
1521477a
DK		 57732010-01-29 Doug Kwan <dougkwan@google.com>
5774
5775 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5776 to public.
5777 (Arm_relocate_functions::thumb_branch_common): Ditto.
5778 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5779 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5780 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5781 Arm_relocate_functions::jump24): Remove.
5782 (Target_arm::Relocate::relocate): Adjust code to call
5783 Arm_relocation_functions::arm_branch_common and
5784 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5785 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5786
e7eca48c
DK		 57872010-01-29 Doug Kwan <dougkwan@google.com>
5788
5789 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5790 output_local_symbol_count_needs_update_.
5791 (Arm_relobj::output_local_symbol_count_needs_update,
5792 Arm_relobj::set_output_local_symbol_count_needs_update,
5793 Arm_relobj::update_output_local_symbol_count): New methods.
5794 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5795 member.
5796 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5797 of pointed function as in a R_ARM_PREL31 relocation.
5798 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5799 for output local symbol count updating.
5800 (Target_arm::do_relax): Update output local symbol counts in objects
5801 if necessary.
5802 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5803
02961d7e
ILT		 58042010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5805
5806 * arm.cc: Added support for the ARM relocations:
5807 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5808 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5809 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5810 movw_prel_nc).
5811 (Arm_relocate_functions::movw_rel): New method.
5812 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5813 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5814 thm_movw_prel_nc).
5815 (Arm_relocate_functions::thm_movw_rel): New method.
5816 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5817 thm_movt_prel).
5818 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5819 relocations.
5820 (Target_arm::Scan::global): Likewise.
5821 (Target_arm::Relocate::relocate): Likewise.
5822 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5823 Likewise.
5824
b10d2873
ILT		 58252010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5826
5827 * arm.cc: Added support for ARM group relocations.
5828 (Target_arm::reloc_needs_sym_origin): New method.
5829 (Arm_relocate_functions::calc_grp_kn): New method.
5830 (Arm_relocate_functions::calc_grp_residual): New method.
5831 (Arm_relocate_functions::calc_grp_gn): New method.
5832 (Arm_relocate_functions::arm_grp_alu): New Method.
5833 (Arm_relocate_functions::arm_grp_ldr): New Method.
5834 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5835 (Arm_relocate_functions::arm_grp_ldc): New Method.
5836 (Target_arm::Scan::local): Handle the ARM group relocations.
5837 (Target_arm::Scan::global): Likewise.
5838 (Target_arm::Relocate::relocate): Likewise.
5839 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5840 Likewise.
5841
2b328d4e
DK		 58422010-01-26 Doug Kwan <dougkwan@google.com>
5843
5844 * arm.cc (set): Include.
5845 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5846 pointer type.
5847 (Arm_output_section::Text_section_list): New type.
5848 (Arm_output_section::append_text_sections_to_list): New method.
5849 (Arm_output_section::fix_exidx_coverage): Ditto.
5850 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5851 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5852 Relobj::set_section_offset() instead of
5853 Sized_relobj::invalidate_section_offset().
5854 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5855 parameter for section headers. Ignore relocation sections for
5856 unallocated sections and EXIDX sections.
5857 (Target_arm::fix_exidx_coverage): New method.
5858 (Target_arm::output_section_address_less_than): New type.
5859 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5860 linked text section instead of the EXIDX section.
5861 (Arm_output_section::create_stub_group): Add an assertion to check
5862 that this is not an EXIDX output section.
5863 (Arm_output_section::append_text_sections_to_list): New method.
5864 (Arm_output_section::fix_exidx_coverage): Ditto.
5865 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5866 Arm_relobj::section_needs_reloc_stub_scanning.
5867 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5868 first pass.
5869 (Target_arm::fix_exidx_coverage): New method.
5870 * object.h (Relobj::set_output_section): New method.
5871 (Sized_relobj::invalidate_section_offset): Remove method.
5872 (Sized_relobj::do_invalidate_section_offset): Remove method.
5873 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5874
c7f3c371
DK		 58752010-01-25 Doug Kwan <dougkwan@google.com>
5876
5877 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5878 Fix warning due to signed and unsigned comparison on a 32-bit host.
5879
8923b24c
DK		 58802010-01-22 Doug Kwan <dougkwan@google.com>
5881
5882 * arm.cc (Target_arm::do_relax): Record an output section for section
5883 offset adjustment it contains any stub table that has changed.
5884 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5885 offsets in an output section if necessary.
5886 * output.cc (Output_section::Output_section): Initialize
5887 section_offsets_need_adjustments_.
5888 (Output_section::add_input_section_for_script): Renamed to
5889 Output_section::add_simple_input_section.
5890 (Output_section::save_states): Add a comment.
5891 (Output_section::discard_states): New method defintion.
5892 (Output_section::adjust_section_offsets): Same.
5893 * output.h (Output_section::add_input_section_for_script): Renamed to
5894 Output_section::add_simple_input_section.
5895 (Output_section::discard_states): New method declaration.
5896 (Output_section::adjust_section_offsets): Same.
5897 (Output_section::section_offsets_need_adjustment,
5898 Output_section::set_section_offsets_need_adjustment): New method
5899 definitions.
5900 (Output_section::section_offsets_need_adjustment_): New data member.
5901 * script-sections.cc
5902 (Output_section_element_input::set_section_address): Adjust code for
5903 renaming of Output_section::add_input_section_for_script.
5904 (Orphan_output_section::set_section_address): Same.
5905
9b2fd367
DK		 59062010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5907
5908 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5909 Fix_v4bx enum values .
5910 * gold/options.h (General_options): New option definitions.
5911 (General_options::fix_v4bx): New method.
5912 (General_options::Fix_v4bx): New enum.
5913 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5914 (General_options::parse_fix_v4bx_interworking): New method.
5915
80d0d023
DK		 59162010-01-22 Doug Kwan <dougkwan@google.com>
5917
5918 * arm.cc (Arm_exidx_fixup): New class.
5919
af2cdeae
DK		 59202010-01-21 Doug Kwan <dougkwan@google.com>
5921
5922 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5923 classes.
5924 (Arm_exidx_section_offset_map): New type.
5925
993d07c1
DK		 59262010-01-21 Doug Kwan <dougkwan@google.com>
5927
5928 * arm.cc (Arm_exidx_input_section): New class.
5929 (Arm_relobj::exidx_input_section_by_link,
5930 Arm_relobj::exidx_input_section_by_shndx,
5931 Arm_relobj::make_exidx_input_section): New methods.
5932 (read_arm_attributes_section): Remove.
5933 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5934 information about them.
5935 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5936 to here.
5937
5ac169d4
DK		 59382010-01-20 Doug Kwan <dougkwan@google.com>
5939
5940 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5941 Input_section_specifier to Section_id.
5942 (Target_arm::new_arm_input_section: Adjust code for change of key
5943 type.
5944 (Target_arm::find_arm_input_section): Ditto.
5945 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5946 (Section_id): Remove.
5947 (Garbage_collection::Section_id_hash): Remove.
5948 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5949 (Section_id): Remove.
5950 (Icf::Section_id_hash): Remove.
5951 * object.h (Section_id, Const_section_id, Section_id_hash,
5952 Const_section_id_hash): New type definitions.
5953 * output.cc (Output_section::add_relaxed_input_section): Change to
5954 use Const_section_id instead of Input_section_specifier as key type.
5955 (Output_section::add_merge_input_section): Ditto.
5956 (Output_section::build_relaxation_map): Change to use Section_id
5957 instead of Input_section_specifier as key type.
5958 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5959 Ditto.
5960 (Output_section::convert_input_sections_to_relaxed_sections): Change
5961 to use Const_section_id instead of Input_section_specifier as key type.
5962 (Output_section::find_merge_section): Ditto.
5963 (Output_section::find_relaxed_input_section): Ditto.
5964 * output.h (Input_section_specifier): Remove class.
5965 (Output_section::Output_section_data_by_input_section_map): Change
5966 key type to Const_section_id.
5967 (Output_section::Output_relaxed_input_section_by_input_section_map):
5968 Ditto.
5969 (Output_section::Relaxation_map): Change key type to Section_id.
5970
a2162063
ILT		 59712010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5972
5973 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5974 (class Arm_v4bx_stub): New class.
5975 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5976 (Stub_factory::make_arm_v4bx_stub): New method.
5977 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5978 (Stub_table::empty): Handle v4bx stubs.
5979 (Stub_table::add_arm_v4bx_stub): New method.
5980 (Stub_table::find_arm_v4bx_stub): New method.
5981 (Arm_relocate_functions::v4bx): New method.
5982 (Target_arm::fix_v4bx): New method.
5983 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5984 (Stub_table::relocate_stubs): Likewise.
5985 (Stub_table::do_write): Likewise.
5986 (Stub_table::update_data_size_and_addralign): Likewise.
5987 (Stub_table::finalize_stubs): Likewise.
5988 (Target_arm::Scan::local): Likewise.
5989 (Target_arm::Scan::global): Likewise.
5990 (Target_arm::do_finalize_sections): Likewise.
5991 (Target_arm::Relocate::relocate): Likewise.
5992 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5993 Likewise.
5994 (Target_arm::scan_reloc_for_stub): Likewise.
5995 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5996
5696ab0b
ILT		 59972010-01-19 Ian Lance Taylor <iant@google.com>
5998
5999 * output.cc (Output_section_headers::do_sized_write): Write large
6000 segment count to sh_info field.
6001 (Output_file_header::do_sized_write): For large segment count,
6002 write PN_XNUM to e_phnum field.
6003
800d0f56
ILT		 60042010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6005
6006 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6007 (Arm_relocate_functions::thm_jump8): New function.
6008 (Arm_relocate_functions::thm_jump11): New function.
6009 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6010 R_ARM_THM_JUMP11.
6011 (Target_arm::Scan::global): Likewise.
6012 (Target_arm::Relocate::relocate): Likewise.
6013 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6014 Likewise.
6015
41263c05
DK		 60162010-01-14 Doug Kwan <dougkwan@google.com>
6017
6018 * arm.cc (map, utility): Include headers.
6019 (Target_arm::apply_cortex_a8_workaround): New method.
6020 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6021 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6022 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6023 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6024 the --[no-]fix-cortex-a8 command line options.
6025 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6026 (Target_arm::relocate_stub): Use addend in instruction template.
6027 * options.h (DEFINE_bool): Set the user-set flag.
6028 (General_options): Add --[no-]-fix-cortex options.
6029 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6030 : Update fast look-up map after conversion.
41263c05 6031
459e9b03
ST		 60322010-01-14 Sriraman Tallam <tmsriram@google.com>
6033
6034 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6035 in the first pass of do_layout.
6036
b521dfe4
DK		 60372010-01-13 Doug Kwan <dougkwan@google.com>
6038
6039 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6040 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6041 apparent compiler problem of not folding static constant integral
6042 data members of elfcpp::Elf_sizes<32>.
6043
44272192
DK		 60442010-01-13 Doug Kwan <dougkwan@google.com>
6045
6046 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6047 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6048 Arm_relobj::scan_section_for_cortex_a8_erratum,
6049 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6050 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6051 sections to scan for relocation stubs into a new method
6052 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6053 relocation and Cortex-A8 stub scanning.
6054 (Target_arm::do_relax): Force stubs to be after stubbed sections
6055 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6056 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6057 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6058
44b71ece
ILT		 60592010-01-12 Ian Lance Taylor <iant@google.com>
6060
6061 * target-reloc.h (visibility_error): New inline function.
6062 (relocate_section): Call visibility_error.
6063 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6064 (MOSTLYCLEANFILES): Likewise.
6065 (protected_4_pic.o, protected_3.err): New targets.
6066 * testsuite/protected_4.cc: New file.
6067
a120bc7f
DK		 60682010-01-12 Doug Kwan <dougkwan@google.com>
6069
6070 * arm.cc (Cortex_a8_reloc): New class.
6071 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6072 and cortex_a8_relocs_info_.
6073 (Target_arm::fix_cortex_a8): New method definition.
6074 (Target_arm::Cortex_a8_relocs_info): New type.
6075 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6076 New data member declarations.
6077 (Target_arm::scan_reloc_for_stub): Record information about
6078 relocations for THUMB branches that might be exempted from the
6079 Cortex-A8 workaround.
6080 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6081 at the beginning of a relaxation pass.
6082
20138696
DK		 60832010-01-12 Doug Kwan <dougkwan@google.com>
6084
6085 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6086 (Arm_relobj::Mapping_symbol_position,
6087 Arm_reloj::Mapping_symbol_position_less,
6088 Arm_relobj::Mapping_symbols_info): New types.
6089 (Target_arm::is_mapping_symbol_name): New method definition.
6090 (Arm_relobj::do_count_local_symbols): Save information about mapping
6091 symbols.
6092
089d69dc
DK		 60932010-01-11 Doug Kwan <dougkwan@google.com>
6094
6095 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6096 Arm_relocate_functions::thumb32_branch_upper,
6097 Arm_relocate_functions::thumb32_branch_lower,
6098 Arm_relocate_functions::thumb32_cond_branch_offset,
6099 Arm_relocate_functions::thumb32_cond_branch_upper,
6100 Arm_relocate_functions::thumb32_cond_branch_lower,
6101 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6102 branch offset encoding.
6103 (Arm_relocate_functions::thumb_branch_common): Use new branch
6104 offset encoding methods to avoid code duplication.
6105 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6106 (Stub_addend_reader::operator()): Use new branch encoding method
6107 to avoid code duplication.
6108
99e5bff2
DK		 61092010-01-11 Doug Kwan <dougkwan@google.com>
6110
6111 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6112 (Target_arm::do_finalize_sections): Define special EXIDX section
6113 symbols only if referenced.
6114 * gc.h (Garbage_collection::add_reference): New method.
6115 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6116 code duplication.
6117
98e090bd
ILT		 61182010-01-11 Ian Lance Taylor <iant@google.com>
6119
d0a91bd8
ILT		 6120 * script.cc (Version_script_info::build_expression_list_lookup):
6121 Change complaing about duplicate wildcard match from error to
6122 warning.
6123
98e090bd
ILT		 6124 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6125 of 2009-12-30.
6126 (Version_script_info::Version_script_info): Initialize globs_,
6127 default_version_, default_is_global_, and exact_. Don't
6128 initialize globals_ or locals_.
6129 (Version_script_info::build_lookup_tables): Build local symbols
6130 first.
6131 (Version_script_info::unquote): New function.
6132 (Version_script_info::add_exact_match): New function.
6133 (Version_script_info::build_expression_list_lookup): Remove lookup
6134 parameter. Add is_global parameter. Change all callers. Handle
6135 wildcard pattern specially. Unquote pattern. Call
6136 add_exact_match.
6137 (Version_script_info::get_name_to_match): New function.
6138 (Version_script_info::get_symbol_version): New function.
6139 (Version_script_info::get_symbol_version_helper): Remove.
6140 (Version_script_info::check_unmatched_names): Call unquote.
6141 * script.h (class Version_script_info): Change get_symbol_version
6142 to be non-inline and add is_global parameter; change all callers.
6143 Rewrite symbol_is_local. Update declarations. Define struct
6144 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6145 Remove globals_ and locals_ members. Add exact_, globs_,
6146 default_version_, is_global_.
6147 (Version_script_info::Glob): Remove pattern, add expression and
6148 is_global. Update constructor. Change all callers.
6149 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6150 default version.
6151 (Versions::symbol_section_contents): If a symbol is undefined, or
6152 defined in a dynamic object, set the version index to
6153 VER_NDX_LOCAL.
6154 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6155 symbol_is_local.
6156 (Symbol_table::add_from_pluginobj): Likewise.
6157 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6158
d56962d3
DK		 61592010-01-11 Doug Kwan <dougkwan@google.com>
6160
6161 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6162 (incremental_dump_LDADD): Add linking option for libintl.
6163 * Makefile.in: Regenerate.
6164
94e6ee91
L		 61652010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6166
6167 PR gold/11144
6168 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6169 instead of -Ds.
6170 * testsuite/Makefile.in: Regenerated.
6171
e96c574b
DK		 61722010-01-10 Doug Kwan <dougkwan@google.com>
6173
6174 * options.h (DEFINE_var): Use parentheses around argument varname__
6175 in macro body to avoid any unintended subsequent substitutions.
6176
7198066b
ILT		 61772010-01-10 Ian Lance Taylor <iant@google.com>
6178
ba4d53bf
ILT		 6179 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6180 candidates before doing symbol resolution.
6181
7198066b
ILT		 6182 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6183 ODR candidates if only one is weak.
6184
a2beed37
ILT		 61852010-01-08 Ian Lance Taylor <iant@google.com>
6186
6187 * script.cc (Version_script_info::build_expression_list_lookup):
6188 Don't warn about ambiguous version, just record the ambiguity.
6189 (Version_script_info::get_symbol_version_helper): Give error if
6190 version is ambiguous.
6191
2fb7225c
DK		 61922010-01-08 Doug Kwan <dougkwan@google.com>
6193
6194 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6195 prev_data_size_ and prev_addralign_. Remove initializer for
6196 deleted data member has_been_changed_.
6197 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6198 to determine if the table is empty.
6199 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6200 Remove.
6201 (Stub_table::add_reloc_stub): Define method in class definition
6202 instead of just declaring it there.
6203 (Stub_table::add_cortex_a8_stub): New method definition.
6204 (Stub_table::update_data_size_and_addralign): Ditto.
6205 (Stub_table::finalize_stubs): Ditto.
6206 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6207 (Stub_table::do_addralign_): Return address alignment in the
6208 (Stub_table::do_reset_address_and_file_offset): Define method in
6209 class definition instead of declaring it there. Set current data
6210 size to be the data size of the previous pass.
6211 (Stub_table::set_final_data_size): Use current data size as the
6212 final data size.
6213 (Stub_table::relocate_stub): Change parameter type of stub from
6214 Reloc_stub pointer to Stub pointer.
6215 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6216 (Stub_table::Cortex_a8_stub_list): New typedef.
6217 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6218 Stub_table::prev_addralign_): New data member.
6219 (Arm_relobj::Arm_relobj): Initialize data member
6220 section_has_cortex_a8_workaround_.
6221 (Arm_relobj::section_has_cortex_a8_workaround,
6222 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6223 definitions.
6224 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6225 declarations.
6226 (Target_arm::relocate_stub): Change parameter type of stub from
6227 Reloc_stub pointer to Stub pointer.
6228 (Insn_template::size, Insn_template::alignment): Handle
6229 THUMB16_SPECIAL_TYPE.
6230 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6231 Stub_table::update_data_size_and_addralign,
6232 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6233 definitions.
6234 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6235 (Stub_table::do_write): Ditto.
6236 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6237
880cd20d
ILT		 62382010-01-08 Ian Lance Taylor <iant@google.com>
6239
6240 PR 11108
6241 * symtab.h (class Symbol): Remove fields is_target_special_ and
6242 has_plt_offset_. Add field is_defined_in_discarded_section_.
6243 (Symbol::is_defined_in_discarded_section): New function.
6244 (Symbol::set_is_defined_in_discarded_section): New function.
6245 (Symbol::has_plt_offset): Rewrite.
6246 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6247 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6248 Don't initialize is_target_special_ or has_plt_offset_.
6249 Initialize is_defined_in_discarded_section_.
6250 (Symbol_table::add_from_relobj): If appropriate, set
6251 is_defined_in_discarded_section.
6252 * resolve.cc (Symbol::override_base_with_special): Don't test
6253 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6254 * target-reloc.h (relocate_section): Do special handling for
6255 symbols defined in discarded sections for global symbols as well
6256 as local symbols.
6257
2703e3eb
ILT		 62582010-01-08 Ian Lance Taylor <iant@google.com>
6259
6260 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6261 the SHT_SYMTAB case.
6262
339d40a3
ILT		 62632010-01-08 Ian Lance Taylor <iant@google.com>
6264
6265 * object.cc (Sized_relobj::do_layout): Don't get confused if
6266 layout_eh_frame returns NULL.
6267
abecea76
ILT		 62682010-01-08 Ian Lance Taylor <iant@google.com>
6269
6270 PR 11084
6271 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6272 dynamic symbol table, use the normal symbol table.
6273 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6274 symbol table.
6275
6b7dd3f3
ILT		 62762010-01-08 Ian Lance Taylor <iant@google.com>
6277
6278 PR 11072
6279 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6280 sections.
6281
36c50e63
L		 62822010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6283
6284 * version.cc (print_version): Change to "Copyright 2010".
6285
e291e7b9
ILT		 62862010-01-08 Ian Lance Taylor <iant@google.com>
6287
6288 PR 10287
6289 PR 11063
6290 * i386.cc (class Target_i386): Change return type of plt_section
6291 to be non-const.
6292 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6293 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6294 tls_desc_rel_ field.
6295 (Output_data_plt_i386::rel_tls_desc): New function.
6296 (Target_i386::rel_tls_desc_section): New function.
6297 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6298 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6299 R_386_TLS_DESC reloc in rel_tls_desc_section.
6300 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6301 Define struct Tlsdesc_info.
6302 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6303 (Target_x86_64::do_reloc_symbol_index): New function.
6304 (Target_x86_64::add_tlsdesc_info): New function.
6305 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6306 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6307 tlsdesc_rel_ field.
6308 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6309 all callers.
6310 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6311 (Target_x86_64::rela_tlsdesc_section): New function.
6312 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6313 handling.
6314 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6315 (Target_x86_64::do_reloc_addend): New function.
6316 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6317 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6318 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6319 (Output_reloc::type): New function.
6320 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6321 (Output_reloc::is_target_specific): New function.
6322 (Output_reloc::target_arg): New function.
6323 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6324 absolute relocs and target specific relocs.
6325 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6326 add_target_specific.
6327 (class Output_data_reloc) [SHT_RELA]: Likewise.
6328 * output.cc (Output_reloc::Output_reloc): Add four new versions
6329 for absolute relocs and target specific relocs.
6330 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6331 (Output_reloc::get_symbol_index): Likewise.
6332 (Output_reloc::local_section_offset): Check that local_sym_index_
6333 is not TARGET_CODE or 0.
6334 (Output_reloc::symbol_value): Likewise.
6335 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6336 reloc.
6337 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6338 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6339 functions.
6340 * layout.cc (add_target_dynamic_tags): Use output section for
6341 DT_PLTRELSZ and DT_JMPREL.
6342
3a44184e
ILT		 63432010-01-07 Ian Lance Taylor <iant@google.com>
6344
6345 PR 11061
6346 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6347 function.
6348 (class Output_data_reloc_generic): Define.
6349 (class Output_data_reloc_base): Change base class to
6350 Output_data_reloc_generic. Change add() method to call
6351 bump_relative_reloc_count for a relative reloc. Remove
6352 sort_relocs_ field.
6353 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6354 to sort_relocs().
6355 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6356 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6357 appropriate.
6358 * layout.h (class Layout): Update declaration.
6359
ea715a34
ILT		 63602010-01-07 Ian Lance Taylor <iant@google.com>
6361
6362 * output.h (class Output_data): Add const version of
6363 output_section and do_output_section.
6364 (class Output_section_data): Add const version of
6365 do_output_section.
6366 (class Output_section): Likewise.
6367 * layout.cc (Layout::add_target_dynamic_tags): New function.
6368 * layout.h (class Layout): Update declarations.
6369 * arm.cc (Target_arm::do_finalize_sections): Use
6370 add_target_dynamic_tags.
6371 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6372 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6373 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6374 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6375
659948a4
ILT		 63762010-01-07 Ian Lance Taylor <iant@google.com>
6377
6378 PR 11042
6379 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6380 object as needed.
6381
9d3b86f6
ILT		 63822010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6383 Ian Lance Taylor <iant@google.com>
6384
6385 PR 11019
6386 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6387 Xindex::read_symtab_xindex.
6388
bb0d3eb0
DK		 63892010-01-07 Doug Kwan <dougkwan@google.com>
6390
6391 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6392 (Insn_template::thumb16_bcond_insn): New method declaration.
6393 (Insn_template): Fix spelling.
6394 (Stub::thumb16_special): New method declaration.
6395 (Stub::do_write): Define virtual method which was previously pure
6396 virtual.
6397 (Stub::do_thumb16_special): New method declaration.
6398 (Stub::do_fixed_endian_write): New template member.
6399 (Reloc_stub::do_write): Remove.
6400 (Reloc_stub::do_fixed_endian_write): Remove.
6401 (Cortex_a8_stub): New class definition.
6402 (Stub_factory::make_cortex_a8_stub): New method definition.
6403 (Stub_factory::Stub_factory): Add missing static storage class
6404 qualifier for elf32_arm_stub_a8_veneer_blx.
6405
ffeef7df
ILT		 64062010-01-07 Ian Lance Taylor <iant@google.com>
6407
dc3f80fe
ILT		 6408 PR 10980
6409 * options.h (class General_options): Add --warn-unresolved-symbols
6410 and --error-unresolved-symbols.
6411 * errors.cc (Errors::undefined_symbol): Implement
6412 --warn-unresolved-symbols.
6413
ffeef7df
ILT		 6414 * options.h (class General_options): Add -z text and -z textoff.
6415 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6416
f1ec9ded
ST		 64172010-01-06 Sriraman Tallam <tmsriram@google.com>
6418
6419 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6420 (Garbage_collection::cident_sections): New function.
6421 (Garbage_collection::add_cident_section): New function.
6422 (Garbage_collection::cident_sections_): New member.
6423 (gc_process_relocs): Add references to sections whose names are C
6424 identifiers.
6425 * gold.h (cident_section_start_prefix): New constant.
6426 (cident_section_stop_prefix): New constant.
6427 (is_cident): New function.
6428 * layout.cc (Layout::define_section_symbols): Replace string constants
6429 with the newly defined constants.
6430 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6431 C identifiers.
6432 * testsuite/Makefile.am: Add gc_orphan_section_test.
6433 * testsuite/Makefile.in: Regenerate.
6434 * testsuite/gc_orphan_section_test.cc: New file.
6435 * testsuite/gc_orphan_section_test.sh: New file.
6436
6eda8c29
ILT		 64372010-01-06 Ian Lance Taylor <iant@google.com>
6438
b9674e17
ILT		 6439 PR 10980
6440 * options.h (class General_options): Add --warn-shared-textrel.
6441 * layout.cc (Layout::finish_dynamic_section): Implement
6442 --warn-shared-textrel.
6443
6eda8c29
ILT		 6444 PR 10980
6445 * options.h (class General_options): Add --warn-multiple-gp.
6446
32dcd44e
ILT		 64472010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6448
6449 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6450 $(THREADSLIB) and $(LIBDL).
6451 * Makefile.in: Rebuild.
6452
a192ba05
ILT		 64532010-01-06 Ian Lance Taylor <iant@google.com>
6454
6455 PR 10980
6456 * options.cc (General_options::parse_section_start): New function.
6457 (General_options::section_start): New function.
6458 (General_options::General_options): Initialize all members.
6459 * options.h: Include <map>
6460 (class General_options): Add --section-start. Add section_starts_
6461 member.
6462 * layout.cc (Layout::attach_allocated_section_to_segment): If
6463 --section-start was used, set the address of the segment. Remove
6464 local sort_sections.
6465 (Layout::relaxation_loop_body): If the address of the load segment
6466 has been set by --section-start, don't use it.
6467 * output.h (Output_segment::update_flags_for_output_section): New
6468 function.
6469 * output.cc (Output_segment::add_output_section): Call
6470 update_flags_for_output_section.
6471
dde3f402
ILT		 64722010-01-05 Ian Lance Taylor <iant@google.com>
6473
62dfdd4d
ILT		 6474 PR 10980
6475 * options.h (class General_options): Add --undefined-version.
6476 * script.cc (struct Version_expression): Add was_matched_by_symbol
6477 field.
6478 (Version_script_info::matched_symbol): New function.
6479 (Version_script_info::get_symbol_version_helper): Call
6480 matched_symbol.
6481 (Version_script_info::check_unmatched_names): New function.
6482 * script.h (class Version_script_info): Update declarations.
6483 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6484
9c4ae156
ILT		 6485 * options.h (class General_options): Use DEFINE_bool_alias for
6486 allow_multiple_definition.
6487 * resolve.cc (Symbol_table::should_override): Don't test
6488 allow_multiple_definition.
6489
dde3f402
ILT		 6490 PR 10980
6491 * options.h (class General_options): Add --cref.
6492 * main.cc (main): Print cref table if --cref. Don't close mapfile
6493 until after printing cref table.
6494 * cref.cc: Include "symtab.h".
6495 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6496 (Cref_table_compare::operator()): New function.
6497 (Cref_inputs::gather_cref): New function.
6498 (filecol): New static const.
6499 (Cref_inputs::print_cref): New function.
6500 (Cref::print_cref): New function.
6501 * cref.h: Include <cstdio>.
6502 (class Cref): Update declarations.
6503 * mapfile.h (Mapfile::file): New function.
6504 * object.h (class Object): Define Symbols. Declare virtual
6505 do_get_global_symbols.
6506 (Object::get_global_symbols): New function.
6507 * object.cc (Input_objects::add_object): Pass object to cref_ if
6508 --cref.
6509 (Input_objects::archive_start): Likewise.
6510 (Input_objects::archive_stop): Likewise.
6511 (Input_objects::print_cref): New function.
6512 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6513 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6514 --cref.
6515 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6516 function.
6517 * plugin.h (class Sized_pluginobj): Update declarations.
6518
8781f709
ILT		 65192010-01-05 Ian Lance Taylor <iant@google.com>
6520
6521 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6522 to is_default_version. Rename insdef to insdefault.
6523 (Symbol_table::add_from_relobj): Rename def to is_default_version
6524 and local to is_forced_local.
6525 (Symbol_table::add_from_pluginobj): Likewise.
6526 (Symbol_table::add_from_dynobj): Likewise.
6527 (Symbol_table::define_special_symbol): Rename insdef to
6528 insdefault.
6529
fe35d28d
ILT		 65302010-01-04 Ian Lance Taylor <iant@google.com>
6531
30bc8c46
ILT		 6532 PR 10980
6533 * options.h (class General_options): Add
6534 --allow-multiple-definition and -z muldefs.
6535 * resolve.cc (Symbol_table::should_override): Don't warn about a
6536 multiple symbol definition if --allow-multiple-definition or -z
6537 muldefs.
6538
7eaea549
ILT		 6539 PR 10980
6540 * options.h (class General_options): Add --add-needed and
6541 --copy-dt-needed-entries. Tweak --as-needed help entry.
6542 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6543 error if --copy-dt-needed-entries aka --add-needed is used and
6544 would cause a change in behaviour.
6545
fe35d28d
ILT		 6546 PR 10980
6547 * options.h (class General_options): Add -G as a short version of
6548 --shared. Add no-op options -assert, -g, and -i.
6549
55a2bb35
ST		 65502010-01-04 Sriraman Tallam <tmsriram@google.com>
6551
6552 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6553 check for .text or .gnu.linkonce.t sections.
6554 * icf.cc (Icf::find_identical_sections): Ditto.
6555 Change the detection for mangled function name within the section
6556 name.
6557 * icf.h (is_section_foldable_candidate): New function.
6558
719328e1
ILT		 65592009-12-30 Ian Lance Taylor <iant@google.com>
6560
6561 PR 10980
6562 * options.h (class General_options): Permit two dashes with
6563 --retain-symbols-file.
6564
d7bb5745
ILT		 65652009-12-30 Ian Lance Taylor <iant@google.com>
6566
403a15dd
ILT		 6567 PR 10979
6568 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6569 don't put the file header and segment headers in the text
6570 segment.
6571
eda294df
ILT		 6572 PR 10979
6573 * common.cc (Sort_commons::operator()): Stabilize sort when both
6574 entries are NULL.
6575 (Symbol_table::do_allocate_commons_list): When allocating common
6576 symbols, skip a symbol which is no longer common.
6577 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6578 an object before checking its type.
6579 * testsuite/common_test_2.c: New file.
6580 * testsuite/common_test_3.c: New file.
6581 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6582 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6583 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6584 (common_test_2_pic.o, common_test_2.so): New targets.
6585 (common_test_3_pic.o, common_test_3.so): New targets.
6586 * testsuite/Makefile.in: Rebuild.
6587
d7bb5745
ILT		 6588 PR 10979
6589 * script.cc (read_input_script): If we see a new SECTIONS clause,
6590 and we have added an input section, give an error.
6591 * layout.h (class Layout): Add have_added_input_section function.
6592 Add have_added_input_section_ field.
6593 * layout.cc (Layout::Layout): Initialize
6594 have_added_input_section_.
6595 (Layout::layout): Set have_added_input_section_.
6596 (Layout::layout_eh_frame): Likewise.
6597
fc59c572
ILT		 65982009-12-30 Ian Lance Taylor <iant@google.com>
6599
6600 PR 10931
6601 * options.h (class General_options): Add --sort-common option.
6602 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6603 * common.cc (Sort_common): Add sort_order parameter to
6604 constructor. Add sort_order_ field.
6605 (Sort_commons::operator): Check sort_order_.
6606 (Symbol_table::allocate_commons): Determine the sort order.
6607 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6608 Change all callers.
6609 (Symbol_table::do_allocate_commons_list): Likewise.
6610
1c74fab0
ILT		 66112009-12-30 Ian Lance Taylor <iant@google.com>
6612
6613 PR 10916
6614 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6615 symbols from this object, don't change the visibility of an
6616 undefined symbol.
6617 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6618
6affe781
ILT		 66192009-12-30 Ian Lance Taylor <iant@google.com>
6620
6621 PR 10861
6622 * script.h (class Version_script_info): Define Language enum.
6623 Update declarations. Define Glob, Exact, and Lookup types. Add
6624 new fields globals_, locals_, and is_finalized_.
6625 * script.cc: Various formatting fixes.
6626 (class Parser_closure): Change language_stack_ from a vector of
6627 std::string to one of Version_script_info::Language. Adjust all
6628 uses accordingly.
6629 (class Lazy_demangler): Remove.
6630 (struct Version_expression): Change language from std::string to
6631 Version_script_info::Language.
6632 (Version_script_info::Version_script_info): New function.
6633 (Version_script_info::~Version_script_info): Don't call clear.
6634 (Version_script_info::finalize): New function.
6635 (Version_script_info::build_lookup_tables): New function.
6636 (Version_script_info::build_expression_list_lookup): New
6637 function.
6638 (Version_script_info::get_symbol_version_helper): Rewrite to use
6639 lookup tables.
6640 (Version_script_info::print_expression_list): Adjust to use
6641 Version_script_info::Language.
6642 (script_push_lex_into_version_mode): Check that the version script
6643 has not been finalized.
6644 (version_script_push_lang): Change language string to
6645 Version_script_info::Language.
6646 * options.cc (Command_line::version_script): New function.
6647 * options.h (class General_options): Add finalize_dynamic_list
6648 function. Change version_script from declaration to definition.
6649 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6650 * testsuite/version_script.map: Remove duplicate def of foo.
6651 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6652 version_script.map.
6653 * testsuite/Makefile.in: Rebuild.
6654
818bf354
ILT		 66552009-12-30 Ian Lance Taylor <iant@google.com>
6656
6657 PR 10843
6658 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6659 if the input symbol index is 0, make the output symbol index 0.
6660
ebcc8304
ILT		 66612009-12-30 Ian Lance Taylor <iant@google.com>
6662
6663 PR 10670
6664 * options.h (class General_options): Add -x/--discard-all.
6665 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6666 --discard-all. If the local symbol needs a dynamic entry, check
6667 that before handling --discard-locals.
6668
176fe33f
ILT		 66692009-12-30 Ian Lance Taylor <iant@google.com>
6670
bb321bb1
ILT		 6671 PR 10450
6672 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6673 flags to PF_R.
6674 (Output_segment::add_output_section): Don't change the flags if
6675 the type is PT_TLS.
6676
176fe33f
ILT		 6677 PR 10450
6678 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6679 GNU hash table if they need a dynamic value. Otherwise, don't add
6680 them if they are defined in a dynamic object or are forced local.
6681
e8cd95c7
ILT		 66822009-12-29 Ian Lance Taylor <iant@google.com>
6683
1b81fb71
ILT		 6684 PR 10450
6685 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6686 .gnu.hash table for a 32-bit target.
6687
8d6d383d
ILT		 6688 PR 10450
6689 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6690 regular and a dynamic object only needs a dynamic symbol table
6691 entry if it is externally visible.
6692
e785ec03
ILT		 6693 PR 10450
6694 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6695 constructor. Add global_offset_table_ field.
6696 (Target_i386::got_section): Set global_offset_table_.
6697 (Target_i386::do_finalize_sections): Set global_offset_table_
6698 size.
6699 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6700 in constructor. Add global_offset_table_ field.
6701 (Target_x86_64::got_section): Set global_offset_table_.
6702 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6703 size.
6704
1a2dff53
ILT		 6705 * layout.cc (Layout::Layout): Initialize increase_relro_.
6706 (Layout::get_output_section): Add is_relro, is_last_relro, and
6707 is_first_non_relro parameters. Change all callers.
6708 (Layout::choose_output_section): Likewise.
6709 (Layout::add_output_section_data): Likewise.
6710 (Layout::make_output_section): Likewise.
6711 (Layout::set_segment_offsets): Clear increase_relro when using a
6712 linker script.
6713 * layout.h (class Layout): Add increase_relro method. Add
6714 increase_relro_ field. Update declarations.
6715 * output.cc (Output_section::Output_section): Initialize
6716 is_last_relro_ and is_first_non_relro_.
6717 (Output_segment::add_output_section): Group relro sections is
6718 do_sort is true. Handle is_last_relro and is_first_non_relro.
6719 (Output_segment::maximum_alignment): Remove relro handling.
6720 (Output_segment::set_section_addresses): Add increase_relro
6721 parameter. Change all callers. Add initial alignment to align
6722 relro sections on separate page. Remove old relro handling.
6723 (Output_segment::set_section_list_addresses): Remove in_relro
6724 parameter. Change all callers.
6725 (Output_segment::set_offset): Add increase parameter. Change all
6726 callers. Remove old relro handling.
6727 * output.h (class Output_section): Add new methods: is_last_relro,
6728 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6729 Add is_last_relro_ and is_first_non_relro_ fields.
6730 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6731 Create separate .got.plt section. Call increase_relro.
6732 * x86_64.cc (Target_x86_64::got_section): Likewise.
6733 * testsuite/relro_script_test.t: Add .got.plt.
6734
f0ba79e2
ILT		 6735 PR 10450
6736 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6737 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6738 (Layout::finalize): Call set_dynamic_symbol_size.
6739 (Layout::set_dynamic_symbol_size): New function.
6740 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6741 set_dynamic_symbol_size.
6742
e8cd95c7
ILT		 6743 PR 10450
6744 * output.h (class Output_section): Add is_entsize_zero_ field.
6745 * output.cc (Output_section::Output_section): Initialize
6746 is_entsize_zero_.
6747 (Output_section::set_entsize): If two different entsizes are
6748 requested, force it to zero.
6749 (Output_section::add_input_section): Set flags for .debug_str
6750 before updating section flags. Set entsize.
6751 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6752 and SHF_STRING if all input sections have those flags.
6753
3e1b9a8a
RÁE		 67542009-12-29 Rafael Espindola <espindola@google.com>
6755
6756 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6757 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6758 reporting.
3e1b9a8a 6759
3dcad376
ST		 67602009-12-29 Sriraman Tallam <tmsriram@google.com>
6761
6762 * options.cc (General_options::parse_version): Allow -v to exit
6763 without an error if there is nothing to link.
6764
084e2665
ILT		 67652009-12-29 Ian Lance Taylor <iant@google.com>
6766
6767 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6768 using a version of gcc before 4.1.
6769 * configure: Rebuild.
6770
250acde3
CD		 67712009-12-28 Chris Demetriou <cgd@google.com>
6772
6773 * attributes.cc (Output_attributes_section_data::do_write): Use
6774 std::vector::front rather than std::vector::data.
6775
99fff23b
ILT		 67762009-12-28 Ian Lance Taylor <iant@google.com>
6777
6778 * symtab.h (class Symbol_table): Add enum Defined.
6779 * resolve.cc (Symbol_table::should_override): Add defined
6780 parameter. Change all callers. Test whether object is NULL
6781 before calling a method on it.
6782 (Symbol_table::report_resolve_problem): Add defined parameter.
6783 Change all callers.
6784 (Symbol_table::should_override_with_special): Likewise.
6785 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6786 parameter. Change all callers.
6787 (Symbol_table::do_define_in_output_data): Likewise.
6788 (Symbol_table::define_in_output_segment): Likewise.
6789 (Symbol_table::do_define_in_output_segment): Likewise.
6790 (Symbol_table::define_as_constant): Likewise.
6791 (Symbol_table::do_define_as_constant): Likewise.
6792 * script.h (class Symbol_assignment): Add is_defsym parameter to
6793 constructor; change all callers.
6794 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6795 parameter. Change all callers. Add is_defsym_ field.
6796 (class Parser_closure): Add parsing_defsym parameter to
6797 constructor; change all callers. Add parsing_defsym accessor
6798 function. Add parsing_defsym_ field.
6799
556bd683
ILT		 68002009-12-28 Ian Lance Taylor <iant@google.com>
6801
6802 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6803 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6804
1782c879
ILT		 68052009-12-23 Ian Lance Taylor <iant@google.com>
6806
6807 * i386.cc (Target_i386::do_calls_non_split): Recognize
6808 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6809 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6810 -fsplit-stack prologue when using %r11.
1782c879 6811
329ca2b1
ST		 68122009-12-21 Sriraman Tallam <tmsriram@google.com>
6813
6814 * options.cc (General_options::parse_version): Make -v continue and do
6815 the link like GNU ld does.
6816
d675ff46
RÁE		 68172009-12-17 Rafael Avila de Espindola <espindola@google.com>
6818
6819 * Makefile.am (CCFILES): Add timer.cc.
6820 (HFILES): Add timer.h.
6821 * configure.ac: Check for sysconf and times.
6822 * main.cc: include timer.h.
6823 (main): Use Timer instead of get_run_time.
6824 * timer.cc: New.
6825 * timer.h: New.
6826 * workqueue.cc: include timer.h.
6827 (Workqueue::find_and_run_task):
6828 Report user, sys and wall time.
6829 * Makefile.in: Regenerate.
6830 * config.in: Regenerate.
6831 * configure: Regenerate.
6832
d6344fb5
DK		 68332009-12-16 Doug Kwan <dougkwan@google.com>
6834
6835 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6836 sections.
6837 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6838 relaxed input sections.
6839 * output.cc (Output_section::find_relaxed_input_section): Change
6840 return type to Output_relaxed_input_section pointer. Adjust code
6841 for new type of relaxed_input_section_map_.
6842 * output.h (Output_section::find_relaxed_input_section): Change
6843 return type to Output_relaxed_input_section pointer.
6844 (Output_section::Output_relaxed_input_section_by_input_section_map):
6845 New type.
6846 (Output_section::relaxed_input_section_map_): Change type to
6847 Output_section::Output_relaxed_input_section_by_input_section_map.
6848 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6849 input section.
6850
0e0d5469
ILT		 68512009-12-15 Ian Lance Taylor <iant@google.com>
6852
6853 * layout.cc (Layout::create_shstrtab): Only write out after input
6854 sections if we are compressing debug sections.
6855
0649a889
ILT		 68562009-12-15 Ian Lance Taylor <iant@google.com>
6857
6858 * archive.cc (Archive::add_symbols): Only look up a symbol without
6859 a version if there is, in fact, a version.
6860
2ea97941
ILT		 68612009-12-14 Ian Lance Taylor <iant@google.com>
6862
6863 Revert -Wshadow changes, all changes from:
6864 2009-12-11 Doug Kwan <dougkwan@google.com>
6865 2009-12-11 Nick Clifton <nickc@redhat.com>
6866 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6867
b0eec2cc
DK		 68682009-12-11 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6871 due to -Wshadow.
6872 * attributes.cc (Object_attribute::size): Ditto.
6873 (Attributes_section_data::size): Ditto.
6874 (Attributes_section_data::Attributes_section_data): Ditto.
6875 (Output_attributes_section_data::do_write): Ditto.
6876 * attributes.h (Object_attribute::set_type): Ditto.
6877 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6878
91d6fa6a
NC		 68792009-12-11 Nick Clifton <nickc@redhat.com>
6880
6881 * archive.cc: Fix shadowed variable warnings.
6882 * arm.cc: Likewise.
6883 * compressed_output.cc: Likewise.
6884 * compressed_output.h: Likewise.
6885 * configure: Likewise.
6886 * dwarf_reader.cc: Likewise.
6887 * dynobj.cc: Likewise.
6888 * dynobj.h: Likewise.
6889 * ehframe.cc: Likewise.
6890 * ehframe.h: Likewise.
6891 * errors.cc: Likewise.
6892 * expression.cc: Likewise.
6893 * fileread.cc: Likewise.
6894 * fileread.h: Likewise.
6895 * freebsd.h: Likewise.
6896 * i386.cc: Likewise.
6897 * icf.cc: Likewise.
6898 * incremental.h: Likewise.
6899 * layout.cc: Likewise.
6900 * layout.h: Likewise.
6901 * mapfile.cc: Likewise.
6902 * merge.cc: Likewise.
6903 * merge.h: Likewise.
6904 * object.cc: Likewise.
6905 * object.h: Likewise.
6906 * options.h: Likewise.
6907 * output.cc: Likewise.
6908 * output.h: Likewise.
6909 * parameters.cc: Likewise.
6910 * plugin.cc: Likewise.
6911 * powerpc.cc: Likewise.
6912 * reduced_debug_output.cc: Likewise.
6913 * reduced_debug_output.h: Likewise.
6914 * reloc.cc: Likewise.
6915 * reloc.h: Likewise.
6916 * resolve.cc: Likewise.
6917 * script-sections.cc: Likewise.
6918 * script.cc: Likewise.
6919 * script.h: Likewise.
6920 * sparc.cc: Likewise.
6921 * symtab.cc: Likewise.
6922 * symtab.h: Likewise.
6923 * target-select.cc: Likewise.
6924 * target-select.h: Likewise.
6925 * token.h: Likewise.
6926 * workqueue.cc: Likewise.
6927 * workqueue.h: Likewise.
6928 * x86_64.cc: Likewise.
6929
a0351a69
DK		 69302009-12-10 Doug Kwan <dougkwan@google.com>
6931
6932 * arm.cc (attributes.h): New include.
6933 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6934 (Arm_relobj::~Arm_relobj): Delete object pointed by
6935 attributes_section_data_.
6936 (Arm_relobj::attributes_section_data): New method definition.
6937 (Arm_relobj::attributes_section_data_): New data member declaration.
6938 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6939 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6940 attributes_section_data_.
6941 (Arm_dynobj::attributes_section_data): New method definition.
6942 (Arm_dynobj::attributes_section_data_): New data member declaration.
6943 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6944 initialization value of may_use_blx_ to false.
6945 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6946 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6947 object attributes to compute results instead of hard-coding.
6948 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6949 Target_arm::get_secondary_compatible_arch,
6950 Target_arm::set_secondary_compatible_arch
6951 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6952 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6953 New method declarations.
6954 (Target_arm::get_aeabi_object_attribute): New method definition.
6955 (Target_arm::attributes_section_data_): New data member declaration.
6956 (read_arm_attributes_section): New template definition.
6957 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6958 (Arm_dynobj::do_read_symbols): Ditto.
6959 (Target_arm::do_finalize_sections): Merge attributes sections from
6960 input. Check for BLX use after attributes section merging.
6961 Fix __exidx_start and __exidx_end visibility. Create an
6962 .ARM.attributes section if necessary.
6963 (Target_arm::get_secondary_compatible_arch,
6964 Target_arm::set_secondary_compatible_arch,
6965 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6966 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6967 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6968 New method definitions.
6969
b59befec
ILT		 69702009-12-09 Ian Lance Taylor <iant@google.com>
6971
6972 * plugin.cc (Plugin::load): Don't cast from void* to a function
6973 pointer.
6974
1276bc89
ILT		 69752009-12-09 Ian Lance Taylor <iant@google.com>
6976
6977 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6978 information fields.
6979
2f2de248
L		 69802009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6981
6982 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6983 Replace two_file_shared_1.so with two_file_shared_2.so.
6984 * testsuite/Makefile.in: Regenerated.
6985
4f787271
DK		 69862009-12-08 Doug Kwan <dougkwan@google.com>
6987
6988 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6989 (HFILES): Add attributes.h and int_encoding.h.
6990 * Makefile.in: Regenerate.
6991 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6992 function definitions to int_encoding.cc
6993 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6994 prototypes to int_encoding.h
6995 * reduced_debug_output.cc (int_encoding.h): New include.
6996 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6997 function definitions to int_encoding.cc
6998 (insert_into_vector, read_from_pointer): Move template definitions to
6999 int_encoding.h
7000 * attributes.cc: New file.
7001 * attributes.h: New file.
7002 * int_encoding.cc: New file.
7003 * int_encoding.h: New file.
7004
20b52f1a
RÁE		 70052009-12-07 Rafael Avila de Espindola <espindola@google.com>
7006
7007 PR gold/11055
7008 * incremental-dump.cc (dump_incremental_inputs): New.
7009 (main): Use dump_incremental_inputs.
7010
53d7974c
L		 70112009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7012
7013 PR gold/10893
7014 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7015 checking elfcpp::STT_FUNC.
7016 (Target_i386::Relocate::relocate): Likewise.
7017 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7018
7019 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7020 symbols from shared libraries into normal FUNC symbols.
7021
7022 * symtab.h (Symbol): Add is_func and use it.
7023
05a352e6
DK		 70242009-12-05 Doug Kwan <dougkwan@google.com>
7025
7026 * arm.cc (Target_arm::arm_info): Initialize new fields
7027 attributes_section and attributes_vendor.
7028 * i386.cc (Target_i386::i386_info): Same.
7029 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7030 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7031 fields attributes_section and attributes_vendor.
53d7974c 7032 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7033 * target.h (Target::attributes_section, Target::attributes_vendor,
7034 Target::is_attributes_section, Target::attribute_arg_type,
7035 Target::attributes_order): New method definitions.
7036 (Target::Target_info::attributes_section,
7037 Target::Target_info::attributes_vendor): New fields.
7038 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7039 virtual method definitions.
7040 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7041 attributes_section and attributes_vendor.
7042 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7043
f4e5969c
DK		 70442009-12-05 Doug Kwan <dougkwan@google.com>
7045
7046 * arm.cc: Update comments about interworking and stub generation.
7047 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7048 considered as non-PIC.
7049 (Arm_relocate_functions::base_abs): Fix formatting.
7050 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7051 of function to use GOT entry address instead of offset.
7052 (Target_arm::Scan::global): Issue an error if a symbol would need a
7053 PLT does not get one because it is untyped. Remove code to create
7054 dynamic symbols for relative branches.
7055 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7056 takes unsigned integer instead of boolean.
7057
1abce4a6
L		 70582009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7059
7060 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7061 (two_file_test_LDADD): Likewise.
7062 (common_test_1_LDADD): Likewise.
7063 (exception_test_LDADD) Likewise.
7064 (weak_test_LDADD): Likewise.
7065 (many_sections_test_LDADD): Likewise.
7066 (initpri1_LDADD): Likewise.
7067 (script_test_1_LDADD): Likewise.
7068 (script_test_2_LDADD): Likewise.
7069 (justsyms_LDADD): Likewise.
7070 (binary_test_LDADD): Likewise.
7071 (large_LDADD): Likewise.
7072 * testsuite/Makefile.in: Regenerated.
7073
adcf2816 70742009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7075
adcf2816
L		 7076 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7077 (Symbol_table::override_with_special): Likewise.
7078 (Symbol_table::add_from_object): Likewise.
7079
28e67f5d
RÁE		 70802009-12-04 Rafael Avila de Espindola <espindola@google.com>
7081
7082 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7083 Don't set the data_offset twice.
7084
ae10a101
RÁE		 70852009-12-04 Rafael Avila de Espindola <espindola@google.com>
7086
7087 * testsuite/Makefile.in: Regenerate.
7088
f59f41f3
DK		 70892009-12-03 Doug Kwan <dougkwan@google.com>
7090
7091 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7092 (Target_arm::do_finalize_sections): Add parameter for symbol table
7093 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7094 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7095 parameter for symbol table pointer.
7096 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7097 an additional parameter for a pointer to symbol table.
7098 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7099 parameter for a symbol table pointer.
7100 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7101 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7102 Ditto.
7103 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7104 parameter for a symbol table pointer.
7105
ca55d848
RÁE		 71062009-12-03 Rafael Avila de Espindola <espindola@google.com>
7107
7108 * incremental.cc (Incremental_inputs_header)
7109 (Incremental_inputs_header_write, Incremental_inputs_entry)
7110 (Incremental_inputs_entry_write): Move ...
7111 * incremental.h (Incremental_inputs_header)
7112 (Incremental_inputs_header_write, Incremental_inputs_entry)
7113 (Incremental_inputs_entry_write): here.
7114
3aec4f9c
RÁE		 71152009-12-02 Rafael Avila de Espindola <espindola@google.com>
7116
7117 * incremental.cc (make_sized_incremental_binary): Set the target.
7118 Error if it is incompatible.
7119 * output.h (Output_file): Add filename method.
7120
9c0ae74d
RÁE		 71212009-12-02 Rafael Avila de Espindola <espindola@google.com>
7122
7123 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7124 from the get_* methods.
7125
a45500ae
RÁE		 71262009-12-02 Rafael Avila de Espindola <espindola@google.com>
7127
7128 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7129 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7130 Write 0 for the data_offset of scripts.
7131
325e6408
RÁE		 71322009-12-02 Rafael Avila de Espindola <espindola@google.com>
7133
7134 * testsuite/Makefile.am: Add the incremental_test.sh test.
7135 * testsuite/incremental_test.sh: New.
7136 * testsuite/incremental_test_1.c: New.
7137 * testsuite/incremental_test_2.c: New.
7138
954c3e2e
RÁE		 71392009-12-01 Rafael Avila de Espindola <espindola@google.com>
7140
7141 * incremental-dump.cc (main): Fix typos.
7142
f8086623
RÁE		 71432009-11-27 Rafael Avila de Espindola <espindola@google.com>
7144
7145 PR gold/11025
7146 * incremental-dump.cc (main): Use llu to print 64 bit values.
7147
3b0dd6ac
L		 71482009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7149 H.J. Lu <hongjiu.lu@intel.com>
7150
7151 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7152 $(LIBDL).
7153 (incremental_dump_LDADD): Likewise.
7154 * Makefile.in: Regenerated.
7155
a6d1ef57 71562009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7157
a6d1ef57
DK		 7158 Revert:
7159
7160 2009-11-25 Doug Kwan <dougkwan@google.com>
7161
7162 * arm.cc (Target_arm::Target_arm): Move method definition
7163 outside of class definition. Add code to handle
7164 --target1-rel, --target1-abs and --target2= options.
7165 (Target_arm::get_reloc_reloc_type): Change method to be
7166 non-static and const.
7167 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7168 New data member declaration.
7169 (Target_arm::Scan::local, Target_arm::Scan::global,
7170 Target_arm::Relocate::relocate,
7171 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7172 Adjust call to Target_arm::get_real_reloc_type.
7173 (Target_arm::get_real_reloc_type): Use command line options
7174 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7175 * options.h (--target1-rel, --target1-abs, --target2): New
7176 ARM-only options.
7177
50aeb7d4
DK		 71782009-11-25 Doug Kwan <dougkwan@google.com>
7179
7180 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7181 class definition. Add code to handle --target1-rel, --target1-abs
7182 and --target2= options.
7183 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7184 and const.
7185 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7186 member declaration.
7187 (Target_arm::Scan::local, Target_arm::Scan::global,
7188 Target_arm::Relocate::relocate,
7189 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7190 call to Target_arm::get_real_reloc_type.
7191 (Target_arm::get_real_reloc_type): Use command line options to
7192 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7193 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7194 options.
7195
51938283
DK		 71962009-11-25 Doug Kwan <dougkwan@google.com>
7197
7198 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7199 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7200 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7201 formatting.
7202 (Arm_relocate_functions::thm_call): Replace body with a call to
7203 Arm_relocate_functions::thumb_branch_common.
7204 (Arm_relocate_functions::thm_jump24,
7205 Arm_relocate_functions::thm_xpc22): New method definitions.
7206 (Arm_relocate_functions::thumb_branch_common): New method definition.
7207 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7208 operator.
7209 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7210 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7211
e2b8f3c4
RÁE		 72122009-11-24 Rafael Avila de Espindola <espindola@google.com>
7213
7214 * Makefile.am: Build incremental-dump
7215 * Makefile.in: Regenerate.
7216 * incremental-dump.cc: New.
7217 * incremental.cc (Incremental_inputs_header_data,
7218 Incremental_inputs_entry_data): Move to incremental.h
7219 * incremental.h: (Incremental_inputs_header_data,
7220 Incremental_inputs_entry_data): Move from incremental.cc
7221
bcba9aec
RÁE		 72222009-11-24 Rafael Avila de Espindola <espindola@google.com>
7223
7224 * incremental.cc (Incremental_inputs_header,
7225 Incremental_inputs_header_write, Incremental_inputs_entry,
7226 Incremental_inputs_entry_write): Add a typedef with the data type.
7227
7c3afe08
RÁE		 72282009-11-24 Rafael Avila de Espindola <espindola@google.com>
7229
7230 * incremental.cc (Incremental_inputs_header,
7231 Incremental_inputs_header_write, Incremental_inputs_entry,
7232 Incremental_inputs_entry_write): Update comment about which
7233 type has the filed descriptions.
7234
d204b6e9
DK		 72352009-11-15 Doug Kwan <dougkwan@google.com>
7236
7237 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7238 (Arm_relocate_functions::arm_branch_common): Change method defintion
7239 in class definition to a method declaration and update list of formal
7240 parameters.
7241 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7242 Arm_relocation_functions::jump24): Adjust call to
7243 Arm_relocate_functions::arm_branch_common. Update list of formal
7244 parameters.
7245 (Arm_relocate_functions::xpc25): New method definition.
7246 (Arm_relocate_functions::arm_branch_common): Move method defintion
7247 out from class definition. Use stubs for mode-switching and extending
7248 branch ranges.
7249 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7250 specially. Change code to enable use of stubs in ARM branches.
7251
43d12afe
DK		 72522009-11-10 Doug Kwan <dougkwan@google.com>
7253
7254 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7255 in method declaration.
7256 (Target_arm::relocate_stub): New method declaration.
7257 (Target_arm::default_target): Change to return a pointer instead of
7258 a const reference.
7259 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7260 Target_arm::default_target.
7261 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7262 method definition.
7263 (Target_arm::relocate_section): Adjust view.
7264 (Target_arm::relocate_stub): New method definition.
7265
ac33a407
DK		 72662009-11-10 Doug Kwan <dougkwan@google.com>
7267
7268 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7269 a format warning.
7270 * incremental.cc (open_incremental_binary): Initialized local
7271 variables to avoid warnings.
7272 * object.cc (make_elf_object): Ditto.
7273 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7274 a format warning.
e1df38aa 7275
88ee28e9
L		 7276009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7277
7278 PR gold/10930
7279 * testsuite/plugin_test.c: Include "config.h".
7280
2daedcd6
DK		 72812009-11-09 Doug Kwan <dougkwan@google.com>
7282
7283 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7284 (arm_symbol_value): Remove.
7285 (Arm_relocate_functions::arm_branch_common,
7286 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7287 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7288 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7289 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7290 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7291 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7292 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7293 Arm_relocate_functions::thm_mobw_abs_nc,
7294 Arm_relocate_functions::thm_mov_abs,
7295 Arm_relocate_functions::movw_prel_nc,
7296 Arm_relocate_functions::thm_movt_abs,
7297 Arm_relocate_functions::movt_prel,
7298 Arm_relocate_functions::thm_movw_prel_nc,
7299 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7300 (Target_arm::Relocate::relocate): Only decompose address into two
7301 parts if relocation type uses the thumb-bit and pass the actual
7302 bit instead of a flag indicating that the thumb-bit is used. Adjust
7303 calls to methods in Arm_relocate_functions for this change.
7304
1276bc89 73052009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7306
7307 PR 10925
7308 * reloc.cc: Instantiate
7309 Sized_relobj::initialize_input_to_output_maps and
7310 Sized_relobj:free_input_to_output_maps.
7311
e53ad1b5
ILT		 73122009-11-06 Ian Lance Taylor <iant@google.com>
7313
7314 PR 10876
7315 * defstd.cc (in_segment): Set only_if_ref true for "end".
7316
eb44217c
DK		 73172009-11-06 Doug Kwan <dougkwan@google.com>
7318
7319 * arm.cc (class Reloc_stub): Correct a comment.
7320 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7321 (Target_arm::scan_section_for_stubs): New method declaration.
7322 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7323 Change methods from private to protected.
7324 (Target_arm::do_may_relax): New method definition.
7325 (Target_arm::do_relax, Target_arm::group_sections,
7326 Target_arm::scan_reloc_for_stub,
7327 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7328 (Target_arm::arm_input_section_map_): New data member declaration.
7329 (Target_arm::scan_reloc_for_stub,
7330 Target_arm::scan_reloc_section_for_stubs,
7331 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7332 Target_arm::do_relax): New method definitions.
7333
5d329b7d
ILT		 73342009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7335
7336 * configure.ac: Check for (struct stat)::st_mtim
7337 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7338 * config.in: Regenerate.
7339 * configure: Regenerate.
7340
96a0d71b
ILT		 73412009-11-05 Ian Lance Taylor <iant@google.com>
7342
7343 PR 10910
7344 * output.cc (Output_segment::add_output_section): Add missing
7345 return statement.
7346
594c8e5e
ILT		 73472009-11-04 Ian Lance Taylor <iant@google.com>
7348
7349 PR 10880
7350 * object.h (class Object): Add is_needed and set_is_needed
7351 methods. Add is_needed_ field. Make bool fields into bitfields.
7352 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7353 defined in a dynamic object and referenced by a regular object,
7354 set is_needed for the dynamic object.
7355 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7356 if the file is marked with as_needed and it is not needed.
7357
22b127cc
ILT		 73582009-11-04 Ian Lance Taylor <iant@google.com>
7359
7360 PR 10887
7361 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7362 tags if data is discarded by linker script.
7363 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7364 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7365 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7366 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7367
f5c870d2
ILT		 73682009-11-04 Ian Lance Taylor <iant@google.com>
7369
7370 * layout.cc (Layout::get_output_section): Add is_interp and
7371 is_dynamic_linker_section parameters. Change all callers.
7372 (Layout::choose_output_section): Likewise.
7373 (Layout::make_output_section): Likewise.
7374 (Layout::add_output_section_data): Add is_dynamic_linker_section
7375 parameter. Change all callers.
7376 * layout.h (class Layout): Update declarations.
7377 * output.h (class Output_section): Add is_interp, set_is_interp,
7378 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7379 Add is_interp_, is_dynamic_linker_section_ fields. Change
7380 generate_code_fills_at_write_ to a bitfield.
7381 * output.cc (Output_section::Output_sections): Initialize new
7382 fields.
7383 (Output_segment::add_output_section): Add do_sort parameter.
7384 Change all callers.
7385
1ae4d23b
ILT		 73862009-11-03 Ian Lance Taylor <iant@google.com>
7387
7388 PR 10860
7389 * options.h (class General_options): Add --warn-common.
7390 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7391 merging two common symbols.
7392 (Symbol_table::should_override): Handle --warn-common when merging
7393 a common symbol with a defined symbol. Use report_resolve_problem
7394 for multiple definitions.
7395 (Symbol_table::report_resolve_problem): New function.
7396 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7397
55da9579
DK		 73982009-11-03 Doug Kwan <dougkwan@google.com>
7399
7400 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7401 stub_factory_.
7402 (Target_arm::stub_factory): New method definition.
7403 (Target_arm::new_arm_input_section,
7404 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7405 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7406 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7407 New type definitions.
7408 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7409 member declarations.
7410 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7411 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7412 New method definitions.
7413
37a9ac43
ILT		 74142009-11-03 Ian Lance Taylor <iant@google.com>
7415
7416 * options.h (class General_options): Add --warn_constructors.
7417
b3d6a3d4
ILT		 74182009-11-03 Ian Lance Taylor <iant@google.com>
7419
7420 PR 10893
7421 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7422 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7423
934b01dd
ILT		 74242009-11-03 Ian Lance Taylor <iant@google.com>
7425
7426 PR 10895
7427 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7428 --msgid-bugs-address.
7429 (install-pdf): New target.
7430 (install-data_yes): Look up one directory to find mkinstalldirs.
7431
03c1939b
L		 74322009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7433
7434 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7435 tree.
7436
ebd95253
DK		 74372009-10-30 Doug Kwan <dougkwan@google.com>
7438
7439 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7440
e9bbb538
DK		 74412009-10-30 Doug Kwan <dougkwan@google.com>
7442
7443 * arm.cc (Stub_addend_reader): New struct template definition
7444 and partial specializations.
7445 (Stub_addend_reader::operator()): New method definition for a
7446 partially specialized template.
7447
d5b40221
DK		 74482009-10-30 Doug Kwan <dougkwan@google.com>
7449
7450 * arm.cc (Arm_relobj::processor_specific_flags): New method
7451 definition.
7452 (Arm_relobj::do_read_symbols): New method declaration.
7453 (Arm_relobj::processor_specific_flags_): New data member declaration.
7454 (Arm_dynobj): New class definition.
7455 (Target_arm::do_finalize_sections): Add input_objects parameter.
7456 (Target_arm::do_adjust_elf_header): New method declaration.
7457 (Target_arm::are_eabi_versions_compatible,
7458 (Target_arm::merge_processor_specific_flags): New method declaration.
7459 (Target_arm::do_make_elf_object): New overloaded method definitions
7460 and declaration.
7461 (Arm_relobj::do_read_symbols): New method definition.
7462 (Arm_dynobj::do_read_symbols): Ditto.
7463 (Target_arm::do_finalize_sections): Add input_objects parameters.
7464 Merge processor-specific flags from all input objects.
7465 (Target_arm::are_eabi_versions_compatible,
7466 Target_arm::merge_processor_specific_flags,
7467 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7468 New method definitions.
7469 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7470 Input_objects pointer type parameter.
7471 * layout.cc (Layout::finalize): Pass input objects to target's.
7472 finalize_sections function.
7473 * output.cc (Output_file_header::do_sized_write): Set ELF file
7474 header's processor-specific flags.
7475 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7476 Input_objects pointer type parameter.
7477 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7478 * target.h (Input_objects): New forward class declaration.
7479 (Target::processor_specific_flags,
7480 Target::are_processor_specific_flags_sect): New method definitions.
7481 (Target::finalize_sections): Add input_objects parameter.
7482 (Target::Target): Initialize processor_specific_flags_ and
7483 are_processor_specific_flags_set_.
7484 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7485 parameter.
7486 (Target::set_processor_specific_flags): New method definition.
7487 (Target::processor_specific_flags_,
7488 Target::are_processor_specific_flags_set_): New data member
7489 declarations.
7490 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7491 Input_objects pointer type parameter.
7492
ebabffbd
DK		 74932009-10-30 Doug Kwan <dougkwan@google.com>
7494
7495 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7496
ad0f2072
ILT		 74972009-10-28 Ian Lance Taylor <iant@google.com>
7498
7499 * object.h (class Relobj): Drop options parameter from
7500 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7501 do_scan_relocs, do_relocate. Change all callers.
7502 (class Sized_relobj): Drop options parameters from
7503 do_gc_process_relocs, do_scan_relocs, do_relocate,
7504 do_relocate_sections, relocate_sections, emit_relocs_scan,
7505 emit_relocs_scan_reltype. Change all callers.
7506 (struct Relocate_info): Remove options field and all references to
7507 it.
7508 * reloc.h (class Read_relocs): Remove options constructor
7509 parameter and options_ field. Change all callers.
7510 (class Gc_process_relocs, class Scan_relocs): Likewise.
7511 (class Relocate_task): Likewise.
7512 * target-reloc.h (scan_relocs): Remove options parameter. Change
7513 all callers.
7514 (scan_relocatable_relocs): Likewise.
7515 * target.h (class Sized_target): Remove options parameter from
7516 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7517 all callers.
7518 * gc.h (gc_process_relocs): Remove options parameter. Change all
7519 callers.
7520 * arm.cc: Update functions to remove options parameters.
7521 * i386.cc: Likewise.
7522 * powerpc.cc: Likewise.
7523 * sparc.cc: Likewise.
7524 * x86_64.cc: Likewise.
7525 * testsuite/testfile.cc: Likewise.
7526
8ffa3667
DK		 75272009-10-28 Doug Kwan <dougkwan@google.com>
7528
7529 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7530 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7531 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7532 New method definitions.
7533
40f36857
CC		 75342009-10-28 Cary Coutant <ccoutant@google.com>
7535
7536 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7537 (Plugin::cleanup_done_): New member.
7538 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7539 (Plugin_manager::cleanup_done_): Remove.
7540 (Plugin_manager::add_input_file): Edit error message.
7541 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7542 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7543
2c849493
ILT		 75442009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7545
7546 * fileread.cc: (File_read::View::~View): Use the new
7547 data_ownership_ filed.
7548 (File_read::~File_read): Dispose the new whole_file_view_.
7549 (File_read::open): Mmap the whole file if needed.
7550 (File_read::open): Use whole_file_view_ instead of contents_.
7551 (File_read::find_view): Use whole_file_view_ if applicable.
7552 (File_read::do_read): Use whole_file_view_ instead of contents_.
7553 (File_read::make_view): Use whole_file_view_ instead of contents_,
7554 update File_read::View::View call.
7555 (File_read::find_or_make_view): Update File_read::View::View
7556 call.
7557 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7558 remove contents_
7559 (File_read::View::Data_ownership): New enum.
7560 (File_read::View::View): Replace bool mapped_ with Data_ownership
7561 argument.
7562 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7563 (File_read::View::data_ownership_): New field.
7564 (File_read::contents_): Remove (replaced by whole_file_view_).
7565 (File_read::whole_file_view_): New field.
7566 * options.h (class General_options): Add --keep-files-mapped.
7567
24998053
CC		 75682009-10-27 Cary Coutant <ccoutant@google.com>
7569
7570 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7571 * testsuite/Makefile.am (plugin_test_5): New test case.
7572 * testsuite/Makefile.in: Regenerate.
7573
72adc4fa
DK		 75742009-10-25 Doug Kwan <dougkwan@google.com>
7575
7576 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7577 from private to protected to allow access by child class.
7578 (Sized_relobj::do_relocate_sections): New method declaration.
7579 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7580 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7581 Sized_relobj::relocate_sections. Instantiate template explicitly
7582 for different target sizes and endianity.
7583
07f508a2
DK		 75842009-10-24 Doug Kwan <dougkwan@google.com>
7585
7586 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7587 (Arm_input_section::as_arm_input_section): New method.
7588 (Arm_output_section): New class definition.
7589 (Arm_output_section::create_stub_group,
7590 Arm_output_section::group_sections): New method definitions.
7591
10ad9fe5
DK		 75922009-10-22 Doug Kwan <dougkwan@google.com>
7593
7594 * arm.cc (Arm_input_section): New class definition.
7595 (Arm_input_section::init, Arm_input_section:do_write,
7596 Arm_input_section::set_final_data_size,
7597 Arm_input_section::do_reset_address_and_file_offset): New method
7598 definitions.
7599
56ee5e00
DK		 76002009-10-21 Doug Kwan <dougkwan@google.com>
7601
7602 * arm.cc (Stub_table, Arm_input_section): New forward class
7603 declarations.
7604 (Stub_table): New class defintion.
7605 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7606 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7607 New method definition.
7608
b569affa
DK		 76092009-10-21 Doug Kwan <dougkwan@google.com>
7610
7611 * arm.cc: Update copyright comments.
7612 (Target_arm): New forward class template declaration.
7613 (Arm_address): New type.
7614 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7615 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7616 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7617 constants.
7618 (Insn_template): Same.
7619 (DEF_STUBS): New macro.
7620 (Stub_type): New enum type.
7621 (Stub_template): New class definition.
7622 (Stub): Same.
7623 (Reloc_stub): Same.
7624 (Stub_factory): Same.
7625 (Target_arm::Target_arm): Initialize may_use_blx_ and
7626 should_force_pic_veneer_.
7627 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7628 Target_arm::should_force_pic_veneer,
7629 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7630 Target_arm::using_thumb_only, Target_arm:;default_target): New
7631 method defintions.
7632 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7633 New data member declarations.
7634 (Insn_template::size, Insn_template::alignment): New method defintions.
7635 (Stub_template::Stub_template): New method definition.
7636 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7637 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7638 (Stub_factory::Stub_factory): New method definition.
7639 * gold.h (string_hash): New template.
7640 * output.h (Input_section_specifier::hash_value): Use
7641 gold::string_hash.
7642 (Input_section_specifier::string_hash): Remove.
7643 * stringpool.cc (Stringpool_template::string_hash): Use
7644 gold::string_hash.
7645
6c172549
DK		 76462009-10-20 Doug Kwan <dougkwan@google.com>
7647
7648 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7649 symbols of relaxed input sections.
7650 * output.h (Output_section::find_relaxed_input_section): Make
7651 method public.
7652
c5617f2f
DK		 76532009-10-16 Doug Kwan <dougkwan@google.com>
7654
7655 * dynobj.cc (Versions::Versions): Initialize version_script_.
7656 Only insert base version symbol definition for a shared object
7657 if version script defines any version versions.
7658 (Versions::define_base_version): New method definition.
7659 (Versions::add_def): Check that base version is not needed.
7660 (Versions::add_need): Define base version lazily.
7661 * dynobj.h (Versions::define_base_version): New method declaration.
7662 (Versions::needs_base_version_): New data member declaration.
7663 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7664 (check_DATA): Add no_version_test.stdout.
7665 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7666 New make rules.
7667 * testsuite/Makefile.in: Regenerate.
7668 * testsuite/no_version_test.c: New file.
7669 * testsuite/no_version_test.sh: Ditto.
7670
3c12dcdb
DK		 76712009-10-16 Doug Kwan <dougkwan@google.com>
7672
7673 * expression.cc (class Segment_start_expression): New class definition.
7674 (Segment_start_expression::value): New method definition.
7675 (script_exp_function_segment_start): Return a new
7676 Segment_start_expression.
7677 * gold/script-c.h (script_saw_segment_start_expression): New function
7678 prototype.
7679 * script-sections.cc (Script_sections::Script_sections): Initialize
7680 SAW_SEGMENT_START_EXPRESSION_ to false.
7681 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7682 and -Tbbs options to specify section addresses if given in
7683 command line and no SEGMENT_START expression is seen in a script.
7684 * script-sections.h (Script_sections::saw_segment_start_expression,
7685 Script_sections::set_saw_segment_start_expression): New method
7686 definition.
7687 (Script_sections::saw_segment_start_expression_): New data member
7688 declaration.
7689 * script.cc (script_saw_segment_start_expression): New function.
7690 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7691 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7692 script_test_7.sh and script_test_8.sh.
7693 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7694 script_test_8.stdout.
7695 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7696 (script_test_6, script_test_6.stdout, script_test_7,
7697 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7698 * Makefile.in: Regenerate.
7699 * testsuite/script_test_6.sh: New file.
7700 * testsuite/script_test_6.t: Same.
7701 * testsuite/script_test_7.sh: Same.
7702 * testsuite/script_test_7.t: Same.
7703 * testsuite/script_test_8.sh: Same.
7704
64b1ae37
DK		 77052009-10-16 Doug Kwan <dougkwan@google.com>
7706
7707 * output.cc (Output_segment::set_section_list_address): Cast
7708 expressions to unsigned long long type to avoid format warnings.
7709
661be1e2
ILT		 77102009-10-15 Ian Lance Taylor <iant@google.com>
7711
12edd763 7712 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7713 dot assignment to script_sections_.
12edd763
ILT		 7714 * script-sections.cc (Script_sections::add_dot_assignment):
7715 Initialize if necessary.
7716
68b6574b
ILT		 7717 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7718 program headers with no load segment if there is a linker script.
7719
661be1e2
ILT		 7720 * layout.cc (Layout::set_segment_offsets): Align the file offset
7721 to the segment aligment for -N or -n with no load segment.
7722 * output.cc (Output_segment::add_output_section): Don't crash if
7723 the first section is a TLS section.
7724 (Output_segment::set_section_list_addresses): Print an error
7725 message if the address moves backward in a linker script.
7726 * script-sections.cc
7727 (Output_section_element_input::set_section_addresses): Don't
7728 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7729 (Orphan_output_section::set_section_addresses): Likewise.
7730
f15f61a7
DK		 77312009-10-15 Doug Kwan <dougkwan@google.com>
7732
7733 * layout.cc (Layout::finish_dynamic_section): Generate tags
7734 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7735 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7736 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7737
82bb573a
ILT		 77382009-10-14 Ian Lance Taylor <iant@google.com>
7739
7740 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7741 fields.
7742 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7743 data_shdr fields of relinfo.
7744 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7745 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7746 R_386_TLS_LDO_32, adjust based on section flags.
7747 (Target_i386::Relocate::fix_up_ldo): Remove.
7748
374ad285
ILT		 77492009-10-13 Ian Lance Taylor <iant@google.com>
7750
7751 Add support for -pie.
7752 * options.h (class General_options): Add -pie and
7753 --pic-executable.
7754 (General_options::output_is_position_independent): Test -pie.
7755 (General_options::output_is_executable): Return true if not shared
7756 and not relocatable.
7757 (General_options::output_is_pie): Remove.
7758 * options.cc (General_options::finalize): Reject incompatible uses
7759 of -pie.
7760 * gold.cc (queue_middle_tasks): A -pie link is not static.
7761 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7762 * symtab.cc (Symbol::final_value_is_known): Return false if
7763 output_is_position_independent.
7764 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7765 output_is_position_independent.
7766 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7767 output_is_position_independent.
7768 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7769 output_is_position_independent.
7770 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7771 two_file_pie_test.
7772 (basic_pie_test.o, basic_pie_test): New targets.
7773 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7774 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7775 (two_file_pie_test): New target.
7776 * testsuite/Makefile.in: Rebuild.
7777 * README: Remove note saying that -pie is not supported.
7778
c6585162
ILT		 77792009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7780
7781 * options.h (class General_options): Add -init and -fini.
7782 * layout.cc (Layout::finish_dynamic_section): Emit
7783 given init and fini functions.
7784
032ce4e9
ST		 77852009-10-13 Sriraman Tallam <tmsriram@google.com>
7786
7787 * gc.h (gc_process_relocs): Check if icf is enabled using new
7788 function.
7789 * gold.cc (queue_initial_tasks): Likewise.
7790 (queue_middle_tasks): Likewise.
7791 * object.cc (do_layout): Likewise.
7792 * symtab.cc (is_section_folded): Likewise.
7793 * main.cc (main): Likewise.
7794 * reloc.cc (Read_relocs::run): Likewise.
7795 (Sized_relobj::do_scan_relocs): Likewise.
7796 * icf.cc (is_function_ctor_or_dtor): New function.
7797 (Icf::find_identical_sections): Check if function is ctor or dtor when
7798 safe icf is chosen.
7799 * options.h (General_options::icf): Change option to be an enum.
7800 (Icf_status): New enum.
7801 (icf_enabled): New method.
7802 (icf_safe_folding): New method.
7803 (set_icf_status): New method.
7804 (icf_status_): New variable.
7805 * (options.cc) (General_options::finalize): Set icf_status_.
7806 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7807 icf_test and icf_keep_unique_test to use the --icf enum flag.
7808 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7809 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7810
f345227a
ST		 78112009-10-12 Sriraman Tallam <tmsriram@google.com>
7812
7813 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7814 includes to gc.h and icf.h.
7815 * arm.cc: Include gc.h.
7816 * gold.cc: Likewise.
7817 * i386.cc: Likewise.
7818 * powerpc.cc: Likewise.
7819 * sparc.cc: Likewise.
7820 * x86_64.cc: Likewise.
7821 * gc.h: Include icf.h.
7822
1c7814ed
ILT		 78232009-10-11 Ian Lance Taylor <iant@google.com>
7824
7825 * plugin.cc: Include "gold.h" before other header files.
7826
ae3b5189
CD		 78272009-10-10 Chris Demetriou <cgd@google.com>
7828
7829 * options.h (Input_file_argument::Input_file_type): New enum.
7830 (Input_file_argument::is_lib_): Replace with...
7831 (Input_file_argument::type_): New member.
7832 (Input_file_argument::Input_file_argument): Take Input_file_type
7833 'type' rather than boolean 'is_lib' as second argument.
7834 (Input_file_argument::is_lib): Use type_.
7835 (Input_file_argument::is_searched_file): New function.
7836 (Input_file_argument::may_need_search): Handle is_searched_file.
7837 * options.cc (General_options::parse_library): Support -l:filename.
7838 (General_options::parse_just_symbols): Update for Input_file_argument
7839 changes.
7840 (Command_line::process): Likewise.
7841 * archive.cc (Archive::get_file_and_offset): Likewise.
7842 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7843 * script.cc (read_script_file, script_add_file): Likewise.
7844 * fileread.cc (Input_file::Input_file): Likewise.
7845 (Input_file::will_search_for): Handle is_searched_file.
7846 (Input_file::open): Likewise.
7847 * readsyms.cc (Read_symbols::get_name): Likewise.
7848 * testsuite/Makefile.am (searched_file_test): New test.
7849 * testsuite/Makefile.in: Regenerate.
7850 * testsuite/searched_file_test.cc: New file.
7851 * testsuite/searched_file_test_lib.cc: New file.
7852
f3048a1d
ILT		 78532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7854 Ian Lance Taylor <iant@google.com>
7855
7856 * descriptor.cc: Include <cstdio> and "binary-io.h".
7857 (Descriptors::open): Open the files in binary mode always.
7858 * script.cc (Lex::get_token): Treat \r as whitespace.
7859
d4780e57
ILT		 78602009-10-09 Ian Lance Taylor <iant@google.com>
7861
7862 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7863
d9a893b8
ILT		 78642009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7865 Ian Lance Taylor <iant@google.com>
7866
7867 * configure.ac: Check for readv function also.
7868 * fileread.cc (readv): Define if not HAVE_READV.
7869 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7870 does not exist.
7871 * config.in: Regenerate.
7872 * configure: Regenerate.
7873
c0a62865
DK		 78742009-10-09 Doug Kwan <dougkwan@google.com>
7875
7876 * layout.cc (Layout::make_output_section): Call target hook to make
7877 ordinary output section.
7878 (Layout::finalize): Adjust parameter list of call the
7879 Target::may_relax().
7880 * layout.h (class Layout::section_list): New method.
7881 * merge.h (Output_merge_base::entsize): Change visibility to public.
7882 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7883 New methods.
7884 (Output_merge_string::do_is_string): New method.
7885 * object.cc (Sized_relobj::do_setup): renamed from
7886 Sized_relobj::set_up.
7887 * object.h (Sized_relobj::adjust_shndx,
7888 Sized_relobj::initializ_input_to_output_maps,
7889 Sized_relobj::free_input_to_output_maps): Change visibilities to
7890 protected.
7891 (Sized_relobj::setup): Virtualize.
7892 (Sized_relobj::do_setup): New method declaration.
7893 (Sized_relobj::invalidate_section_offset,
7894 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7895 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7896 * options.cc (parse_int): New function.
7897 * options.h (parse_int): New declaration.
7898 (DEFINE_int): New macro.
7899 (stub_group_size): New option.
7900 * output.cc (Output_section::Output_section): Initialize memebers
7901 merge_section_map_, merge_section_by_properties_map_,
7902 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7903 (Output_section::add_input_section): Handled deferred code-fill
7904 generation and remove an old comment.
7905 (Output_section::add_relaxed_input_section): New method definition.
7906 (Output_section::add_merge_input_section): Use merge section by
7907 properties map to speed to search. Update merge section maps
7908 as appropriate.
7909 (Output_section::build_relaxation_map): New method definition.
7910 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7911 Same.
7912 (Output_section::relax_input_section): Renamed to
7913 Output_section::convert_input_sections_to_relaxed_sections and change
7914 interface to take a vector of pointers to relaxed sections.
7915 (Output_section::find_merge_section,
7916 Output_section::find_relaxed_input_section): New method definitions.
7917 (Output_section::is_input_address_mapped,
7918 Output_section::output_offset, Output_section::output_address):
7919 Use output section data maps to speed up searching.
7920 (Output_section::find_starting_output_address): Add comments.
7921 (Output_section::do_write,
7922 Output_section::write_to_postprocessing_buffer): Do code-fill
7923 generation as appropriate.
7924 (Output_section::get_input_sections): Invalidate relaxed input section
7925 map.
7926 (Output_section::restore_states): Adjust type of checkpoint .
7927 Invalidate relaxed input section map.
7928 * output.h (Output_merge_base): New class declaration.
7929 (Input_section_specifier): New class defintion.
7930 (class Output_relaxed_input_section) Change base class to
7931 Output_section_data_build.
7932 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7933 base class initializer.
7934 (Output_section::add_relaxed_input_section): New method declaration.
7935 (Output_section::Input_section): Change visibility to protected.
7936 (Output_section::Input_section::relobj,
7937 Output_section::Input_section::shndx): Handle relaxed input sections.
7938 Output_section::input_sections) Change visibility to protected. Also
7939 define overload to return a non-const pointer.
7940 (Output_section::Merge_section_properties): New class defintion.
7941 (Output_section::Merge_section_by_properties_map,
7942 Output_section::Output_section_data_by_input_section_map,
7943 Output_section::Relaxation_map): New types.
7944 (Output_section::relax_input_section): Rename method to
7945 Output_section::convert_input_sections_to_relaxed_sections and change
7946 interface to take a vector of relaxed section pointers.
7947 (Output_section::find_merge_section,
7948 Output_section::find_relaxed_input_section,
7949 Output_section::build_relaxation_map,
7950 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7951 New method declarations.
7952 (Output_section::merge_section_map_
7953 Output_section::merge_section_by_properties_map_,
7954 Output_section::relaxed_input_section_map_,
7955 Output_section::is_relaxed_input_section_map_valid_,
7956 Output_section::generate_code_fills_at_write_): New data members.
7957 * script-sections.cc
7958 (Output_section_element_input::set_section_addresses): Call
7959 current_data_size and addralign methods of relaxed input sections.
7960 (Orphan_output_section::set_section_addresses): Call current_data_size
7961 and addralign methods of relaxed input sections.
7962 * symtab.cc (Symbol_table::compute_final_value): Extract template
7963 from the body of Symbol_table::sized_finalize_symbol.
7964 (Symbol_table::sized_finalized_symbol): Call
7965 Symbol_table::compute_final_value.
7966 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7967 (Symbol_table::compute_final_value): New templated method declaration.
7968 * target.cc (Target::do_make_output_section): New method defintion.
7969 * target.h (Target::make_output_section): New method declaration.
7970 (Target::relax): Add more parameters for input objects, symbol table
7971 and layout. Adjust call to do_relax.
7972 (Target::do_make_output_section): New method declaration.
7973 (Target::do_relax): Add parameters for input objects, symbol table
7974 and layout.
7975
d446d6c4
ILT		 79762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7977
7978 * pread.c: Include stdio.h.
7979
bc06c745
ILT		 79802009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7981
7982 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7983 defined.
7984
75aea3d0
ILT		 79852009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7986
7987 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7988 Change read_shndx type to unsigned int.
7989 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7990 int.
7991 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7992 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7993 Change read_shndx type to unsigned int.
7994 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7995 int.
7996 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7997 * layout.cc (Layout::create_symtab_sections): Cast the result of
7998 local_symcount * symsize to off_t in the gold_assert.
7999
be8fcb75
ILT		 80002009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8001
8002 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8003 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8004 R_ARM_BASE_ABS.
8005 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8006 (Arm_relocate_functions::thm_abs5): New function.
8007 (Arm_relocate_functions::abs12): New function.
8008 (Arm_relocate_functions::abs16): New function.
8009 (Arm_relocate_functions::base_abs): New function.
8010 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8011 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8012 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8013 R_ARM_BASE_ABS.
8014 (Scan::global): Likewise.
8015 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8016 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8017 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8018 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8019 R_ARM_BASE_ABS.
8020
c2a122b6
ILT		 80212009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8022
8023 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8024 (Arm_relocate_functions::movt_prel): New function.
8025 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8026 (Arm_relocate_functions::thm_movt_prel): New function.
8027 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8028 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8029 (Scan::global, Relocate::relocate): Likewise.
8030 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8031
c4aa1e2d
ILT		 80322009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8033
8034 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8035 Incremental_checker.
8036 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8037 unsigned int.
8038 (class Incremental_inputs_header): New class.
8039 (Incremental_inputs_header_writer): Edit comment.
8040 (Incremental_inputs_entry): New class.
8041 (Incremental_inputs_entry_writer): Edit comment.
8042 (Sized_incremental_binary::do_find_incremental_inputs_section):
8043 Add *strtab_shndx parameter, fill it.
8044 (Sized_incremental_binary::do_check_inputs): New method.
8045 (Incremental_checker::can_incrementally_link_output_file): Use
8046 Sized_incremental_binary::check_inputs.
8047 (Incremental_inputs::report_command_line): Save command line in
8048 command_line_.
8049 * incremental.h:
8050 (Incremental_binary::find_incremental_inputs_section): New
8051 method.
8052 (Incremental_binary::do_find_incremental_inputs_section): Add
8053 strtab_shndx parameter.
8054 (Incremental_binary::do_check_inputs): New pure virtual method.
8055 (Sized_incremental_binary::do_check_inputs): Declare.
8056 (Incremental_checker::Incremental_checker): Add incremental_inputs
8057 parameter, use it to initialize incremental_inputs_.
8058 (Incremental_checker::incremental_inputs_): New field.
8059 (Incremental_checker::command_line): New method.
8060 (Incremental_checker::inputs): New method.
8061 (Incremental_checker::command_line_): New field.
8062
c549a694
ILT		 80632009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8064
8065 * incremental.cc: Include <cstdarg> and "target-select.h".
8066 (vexplain_no_incremental): New function.
8067 (explain_no_incremental): New function.
8068 (Incremental_binary::error): New method.
8069 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8070 method.
8071 (make_sized_incremental_binary): New function.
8072 (open_incremental_binary): New function.
8073 (can_incrementally_link_file): Add checks if output is ELF and has
8074 inputs section.
8075 * incremental.h: Include "elfcpp_file.h" and "output.h".
8076 (Incremental_binary): New class.
8077 (Sized_incremental_binary): New class.
8078 (open_incremental_binary): Declare.
8079 * object.cc (is_elf_object): Use
8080 elfcpp::Elf_recognizer::is_elf_file.
8081 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8082 * output.h (Output_file::filesize): New method.
8083
fd3c5f0b
ILT		 80842009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8085
8086 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8087 New function.
8088 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8089 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8090 function.
8091 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8092 function.
8093 (Arm_relocate_functions::movw_abs_nc): New function.
8094 (Arm_relocate_functions::movt_abs): New function.
8095 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8096 (Arm_relocate_functions::thm_movt_abs): New function.
8097 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8098 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8099 (Scan::global): Likewise.
8100 (Relocate::relocate): Likewise.
8101 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8102
7f5309a5
ILT		 81032009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8104
8105 * arm.cc (Arm_relocate_functions::got_prel) New function.
8106 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8107 (Relocate::relocate): Likewise.
8108 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8109
364c7fa5
ILT		 81102009-10-06 Ian Lance Taylor <iant@google.com>
8111
8112 * options.h (class General_options): Define
8113 split_stack_adjust_size parameter.
8114 * object.h (class Object): Add uses_split_stack_ and
8115 has_no_split_stack_ fields. Add uses_split_stack and
8116 has_no_split_stack accessor functions. Declare
8117 handle_split_stack_section.
8118 (class Reloc_symbol_changes): Define.
8119 (class Sized_relobj): Define Function_offsets. Declare
8120 split_stack_adjust, split_stack_adjust_reltype, and
8121 find_functions.
8122 * object.cc (Object::handle_split_stack_section): New function.
8123 (Sized_relobj::do_layout): Call handle_split_stack_section.
8124 * dynobj.cc (Sized_dynobj::do_layout): Call
8125 handle_split_stack_section.
8126 * reloc.cc (Sized_relobj::relocate_sections): Call
8127 split_stack_adjust for executable sections in split_stack
8128 objects. Pass reloc_map to relocate_section.
8129 (Sized_relobj::split_stack_adjust): New function.
8130 (Sized_relobj::split_stack_adjust_reltype): New function.
8131 (Sized_relobj::find_functions): New function.
8132 * target-reloc.h: Include "object.h".
8133 (relocate_section): Add reloc_symbol_changes parameter. Change
8134 all callers.
8135 * target.h (class Target): Add calls_non_split method. Declare
8136 do_calls_non_split virtual method. Declare match_view and
8137 set_view_to_nop.
8138 * target.cc: Include "elfcpp.h".
8139 (Target::do_calls_non_split): New function.
8140 (Target::match_view): New function.
8141 (Target::set_view_to_nop): New function.
8142 * gold.cc (queue_middle_tasks): Give an error if mixing
8143 split-stack and non-split-stack objects with -r.
8144 * i386.cc (Target_i386::relocate_section): Add
8145 reloc_symbol_changes parameter.
8146 (Target_i386::do_calls_non_split): New function.
8147 * x86_64.cc (Target_x86_64::relocate_section): Add
8148 reloc_symbol_changes parameter.
8149 (Target_x86_64::do_calls_non_split): New function.
8150 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8151 parameter.
8152 * powerpc.cc (Target_powerpc::relocate_section): Add
8153 reloc_symbol_changes parameter.
8154 * sparc.cc (Target_sparc::relocate_section): Add
8155 reloc_symbol_changes parameter.
8156 * configure.ac: Call AM_CONDITIONAL for the default target.
8157 * configure: Rebuild.
8158 * testsuite/Makefile.am (TEST_AS): New variable.
8159 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8160 (check_DATA): Add split_i386 and split_x86_64 files.
8161 (SPLIT_DEFSYMS): Define.
8162 (split_i386_[1234n].o): New targets.
8163 (split_i386_[124]): New targets.
8164 (split_i386_[1234r].stdout): New targets.
8165 (split_x86_64_[1234n].o): New targets.
8166 (split_x86_64_[124]): New targets.
8167 (split_x86_64_[1234r].stdout): New targets.
8168 (MOSTLYCLEANFILES): Add new executables.
8169 * testsuite/split_i386.sh: New file.
8170 * testsuite/split_x86_64.sh: New file.
8171 * testsuite/split_i386_1.s: New file.
8172 * testsuite/split_i386_2.s: New file.
8173 * testsuite/split_i386_3.s: New file.
8174 * testsuite/split_i386_4.s: New file.
8175 * testsuite/split_i386_n.s: New file.
8176 * testsuite/split_x86_64_1.s: New file.
8177 * testsuite/split_x86_64_2.s: New file.
8178 * testsuite/split_x86_64_3.s: New file.
8179 * testsuite/split_x86_64_4.s: New file.
8180 * testsuite/split_x86_64_n.s: New file.
8181 * testsuite/testfile.cc (Target_test): Update relocation_section
8182 function.
8183 * testsuite/Makefile.in: Rebuild.
8184
e8a9fcda
ILT		 81852009-10-06 Ian Lance Taylor <iant@google.com>
8186
8187 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8188 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8189 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8190 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8191 the address on ldo_addrs_.
8192 (Target_i386::Relocate::fix_up_ldo): New function.
8193
e99daf92
ILT		 81942009-10-06 Rafael Espindola <espindola@google.com>
8195
8196 * plugin.cc (add_input_library): New.
8197 (Plugin::load): Add add_input_library to tv.
8198 (Plugin_manager::add_input_file): Add the is_lib argument.
8199 (add_input_file): Update call to Plugin_manager::add_input_file.
8200 (add_input_library): New.
8201 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8202
966d4097
DK		 82032009-09-30 Doug Kwan <dougkwan@google.com>
8204
8205 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8206 symbol and call Symbol::may_need_copy_reloc to determine if
8207 a copy reloc is needed.
8208 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8209 nocopyreloc is given in command line.
8210 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8211 given in command line.
8212 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8213 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8214 of the removed Target_i386::may_need_copy_reloc.
8215 * options.h (copyreloc): New option with default value false.
8216 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8217 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8218 instead of the removed Target_powerpc::may_need_copy_reloc.
8219 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8220 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8221 instead of the removed Target_sparc::may_need_copy_reloc.
8222 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8223 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8224 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8225 instead of the removed Target_x86_64::may_need_copy_reloc.
8226
029ba973
ILT		 82272009-09-30 Ian Lance Taylor <iant@google.com>
8228
8229 * object.h (class Object): Remove target_ field, and target,
8230 sized_target, and set_target methods.
8231 (Object::sized_target): Remove.
8232 (class Sized_relobj): Update declarations. Remove sized_target.
8233 * object.cc (Sized_relobj::setup): Remove target parameter.
8234 Change all callers.
8235 (Input_objects::add_object): Don't do anything with the target.
8236 (make_elf_sized_object): Add punconfigured parameter. Change all
8237 callers. Set or test parameter target.
8238 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8239 Change all callers.
8240 * parameters.cc (Parameters::set_target): Change parameter type to
8241 be non-const.
8242 (Parameters::default_target): Remove.
8243 (set_parameters_target): Change parameter type to be non-const.
8244 (parameters_force_valid_target): New function.
8245 (parameters_clear_target): New function.
8246 * parameters.h (class Parameters): Update declarations. Remove
8247 default_target method. Add sized_target and clear_target
8248 methods. Change target_ to be non-const.
8249 (set_parameters_target): Update declaration.
8250 (parameters_force_valid_target): Declare.
8251 (parameters_clear_target): Declare.
8252 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8253 as NULL if we aren't searching.
8254 (Add_symbols::run): Don't check for compatible target.
8255 * fileread.cc (Input_file::open_binary): Call
8256 parameters_force_valid_target.
8257 * gold.cc (queue_middle_tasks): Likewise.
8258 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8259 set_target on object.
8260 * dynobj.h (class Sized_dynobj): Update declarations.
8261 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8262 make_elf_object returns NULL.
8263 (Archive::include_member): Don't check whether object target is
8264 compatible.
8265 * output.cc (Output_section::add_input_section): Get target from
8266 parameters.
8267 (Output_section::relax_input_section): Likewise.
8268 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8269 parameters.
8270 (Sized_relobj::do_scan_relocs): Likewise.
8271 (Sized_relobj::relocate_sections): Likewise.
8272 * resolve.cc (Symbol_table::resolve): Likewise.
8273 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8274 parameter. Change all callers.
8275 (Symbol_table::add_from_object): Get target from parameters.
8276 (Symbol_table::add_from_relobj): Don't check object target.
8277 (Symbol_table::add_from_dynobj): Likewise.
8278 (Symbol_table::define_special_symbol): Get target from
8279 parameters.
8280 * symtab.h (class Symbol_table): Update declaration.
8281 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8282 parameter. Change all callers. Clear parameter target.
8283 (Binary_test): Test target here.
8284 * testsuite/object_unittest.cc (gold_testsuite): Remove
8285 target_test_pointer parameter. Change all callers.
8286 (Object_test): Test target here.
8287
a6a22b83
ILT		 82882009-09-26 Ian Lance Taylor <iant@google.com>
8289
8290 * testsuite/initpri1.c: Don't try to use constructor priorities if
8291 compiling with gcc before 4.3.
8292
6a8f49fe
ILT		 82932009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8294
8295 * testsuite/retain_symbols_file_test.sh (check_present): Change
8296 output file name to retain_symbols_file_test.stdout.
8297 (check_absent): Likewise.
8298
8c604651
CS		 82992009-09-18 Craig Silverstein <csilvers@google.com>
8300
8301 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8302 * options.cc: Include <cerrno> and <fstream>.
8303 (General_options::finalize): Parse -retain-symbols-file tag.
8304 * options.h: New flag.
8305 (General_options): New method should_retain_symbol, new
8306 variable symbols_to_retain.
8307 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8308 should_retain_symbol map.
8309 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8310 * testsuite/Makefile.in: Regenerate.
8311 * testsuite/retain_symbols_file_test.sh: New file.
8312
ca58b19f
NC		 83132009-09-18 Nick Clifton <nickc@redhat.com>
8314
8315 * po/es.po: Updated Spanish translation.
8316
20e6d0d6
DK		 83172009-09-17 Doug Kwan <dougkwan@google.com>
8318
8319 * debug.h (DEBUG_RELAXATION): New constant.
8320 (DEBUG_ALL): Add DEBUG_RELAXATION.
8321 (debug_string_to_enum): Add relaxation debug option.
8322 * layout.cc
8323 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8324 Layout::Relaxation_debug_check::read_sections,
8325 Layout::Relaxation_debug_check::read_sections): New method definitions.
8326 (Layout::Layout): Initialize data members
8327 record_output_section_data_from_scrips_,
8328 script_output_section_data_list_ and relaxation_debug_check_.
8329 (Layout::save_segments, Layout::restore_segments,
8330 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8331 Layout::relaxation_loop_body): New method definitions.
8332 (Layout::finalize): Support relaxation. Move section layout code to
8333 Layout::relaxation_loop_body.
8334 (Layout::set_asection_address_from_script): Move code for orphan
8335 section placement out.
8336 (Layout::place_orphan_sections_in_script): New method definition.
8337 * layout.h (Output_segment_headers, Output_file_header):
8338 New forward class declarations.
8339 (Layout::~Layout): Define.
8340 (Layout::new_output_section_data_from_script): New method definition.
8341 (Layout::place_orphan_sections_in_script): New method declaration.
8342 (Layout::Segment_states): New type declaration.
8343 (Layout::save_segments, Layout::restore_segments,
8344 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8345 Layout::relaxation_loop_body): New method declarations.
8346 (Layout::Output_section_data_list): New type declaration.
8347 (Layout::Relaxation_debug_check): New class definition.
8348 (Layout::record_output_section_data_from_script_,
8349 Layout::script_output_section_data_list_, Layout::segment_states_,
8350 Layout::relaxation_debug_check_): New data members.
8351 * output.cc: (Output_section_headers::do_size): New method definition.
8352 (Output_section_headers::Output_section_headers): Move size
8353 computation to Output_section_headers::do_size.
8354 (Output_segment_headers::do_size): New method definition.
e1df38aa 8355 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8356 Output_file_header::do_size and call it.
8357 (Output_file_header::do_size): New method definition.
8358 (Output_data_group::Output_data_group): Adjust call to
8359 Output_section_data.
8360 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8361 (Output_symtab_xindex::do_write): Add array bound check.
8362 (Output_section::Input_section::print_to_mapfile): Handle
8363 RELAXED_INPUT_SECTION_CODE.
8364 (Output_section::Output_section): Initialize data member checkpoint_.
8365 (Output_section::~Output_section): Delete checkpoint object pointed
8366 by checkpoint_.
8367 (Output_section::add_input_section): Always add an Input_section if
8368 relaxing.
8369 (Output_section::add_merge_input_section): Add assert.
8370 (Output_section::relax_input_section): New method definition.
8371 (Output_section::set_final_data_size): Set load address to zero for
8372 an unallocated section.
8373 (Output_section::do_address_and_file_offset_have_reset_values):
8374 New method definition.
8375 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8376 Handle relaxed input section.
8377 (Output_section::sort_attached_input_sections): Checkpoint input
8378 section list lazily.
8379 (Output_section::get_input_sections): Change type of input_sections to
8380 list of Simple_input_section pointers. Checkpoint input section list
8381 lazily. Also handle relaxed input sections.
8382 (Output_section::add_input_section_for_script): Take a reference to
8383 a Simple_input_section object instead of Relobj pointer and section
8384 index as parameter. Handle relaxed input sections.
8385 (Output_section::save_states, Output_section::restore_states): New
8386 method definitions.
8387 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8388 (Output_data::is_data_size_fixed): New method definition.
8389 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8390 if it is fixed.
8391 (Output_data::address_and_file_offset_have_reset_values): New method
8392 definition.
8393 (Output_data::do_address_and_file_offset_have_reset_values): New method
8394 definition.
8395 (Output_data::set_data_size): Check that data size is not fixed.
8396 (Output_data::fix_data_size): New method definition.
8397 (Output_data::is_data_size_fixed_): New data member.
8398 (Output_section_headers::set_final_data_size): New method definition.
8399 (Output_section_headers::do_size): New method declaration.
8400 (Output_segment_headers::set_final_data_size): New method definition.
8401 (Output_segment_headers::do_size): New method declaration.
8402 (Output_file_header::set_final_data_size)::New method definition.
8403 (Output_file_header::do_size)::New method declaration.
8404 (Output_section_data::Output_section_data): Add new parameter
8405 is_data_size_fixed and use it to fix data size.
8406 (Output_data_const::Output_data_const): Adjust call to base class
8407 constructor and fix data size.
8408 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8409 base class constructor and fix data size.
8410 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8411 base class constructor and fix data size.
8412 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8413 class constructor and fix data size.
8414 (Output_data_group::set_final_data_size): New method definition.
8415 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8416 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8417 class constructor and fix data size.
8418 (Output_relaxed_input_section): New class definition.
8419 (Output_section::Simple_input_section): New class definition.
8420 (Output_section::get_input_sections): Adjust parameter list.
8421 (Output_section::add_input_section_for_script): Same.
8422 (Output_section::save_states, Output_section::restore_states,
8423 Output_section::do_address_and_file_offset_have_reset_values,
8424 (Output_section::Input_section::Input_section): Handle
8425 RELAXED_INPUT_SECTION_CODE. Add new overload for
8426 Output_relaxed_input_section.
8427 (Output_section::Input_section::is_input_section,
8428 Output_section::Input_section::set_output_section): Handle relaxed
8429 input section.
8430 (Output_section::Input_section::is_relaxed_input_section,
8431 Output_section::Input_section::output_section_data,
8432 Output_section::Input_section::relaxed_input_section): New method
8433 definitions.
8434 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8435 value.
8436 (Output_section::Input_section::u1_): Update comments.
8437 (Output_section::Input_section::u2_): Add new union member poris.
8438 (Output_section::Checkpoint_output_section): New classs definition.
8439 (Output_section::relax_input_section): New method declaration.
8440 (Output_section::checkpoint_): New data member.
8441 (Output_segment): Update comments.
8442 (Output_segment::Output_segment): Un-privatize copy constructor.
8443 (Output_segment::operator=): Un-privatize.
8444 * script-sections.cc (Output_section_element::Input_section_list):
8445 Change element type to Output_section::Simple_input_section.
8446 (Output_section_element_dot_assignment::set_section_addresses):
8447 Register output section data for relaxation clean up.
8448 (Output_data_exression::Output_data_expression): Adjust call to base
8449 constructor to fix data size.
8450 (Output_section_element_data::set_section_addresses): Register
8451 Output_data_expression object for relaxation clean up.
8452 (struct Input_section_info): Replace Relobj pointer and section index
8453 pair with Output_section::Simple_input_section and Convert struct to a
8454 class.
8455 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8456 Input_section_info data member to use accessors.
20e6d0d6
DK		 8457 (Output_section_element_input::set_section_addresses): Use layout
8458 parameter. Adjust code to use Output_section::Simple_input_section
8459 and Input_secction_info classes. Register filler for relaxation
8460 clean up.
8461 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8462 and section index pair with Output_section::Simple_input_section
8463 class. Adjust code accordingly.
8464 (Phdrs_element::release_segment): New method definition.
8465 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8466 segment list.
8467 (Script_sections::release_segments): New method definition.
8468 * gold/script-sections.h (Script_sections::release_segments): New
8469 method declaration.
8470 * gold/target.h (Target::may_relax, Target::relax,
8471 Target::do_may_relax, Target::do_relax): New method definitions.
8472
5e445df6
ILT		 84732009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8474
8475 * arm.cc (has_signed_unsigned_overflow): New function.
8476 (Arm_relocate_functions::abs8): New function.
8477 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8478 (Target_arm::Scan::global): Likewise.
8479 (Target_arm::relocate::relocate): Likewise.
8480 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8481 Likewise.
8482
8c604651 84832009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8484
8485 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8486 * testsuite/Makefile.in: Regenerate.
8487
1e9cc1c2
NC		 84882009-09-11 Nick Clifton <nickc@redhat.com>
8489
8490 * po/gold.pot: Updated by the Translation project.
8491
6a89f575
CC		 84922009-09-08 Cary Coutant <ccoutant@google.com>
8493
8494 * output.cc (Output_file::open): Add execute permission to empty file.
8495 * testsuite/Makefile.am (permission_test): New test.
8496 * testsuite/Makefile.in: Regenerate.
8497
fdcac5af
ILT		 84982009-09-02 Ian Lance Taylor <iant@google.com>
8499
8500 * output.cc (Output_file::resize): Call map_no_anonymous rather
8501 than map.
8502
44453f85
ILT		 85032009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8504
8505 * gold.cc: Include "incremental.h".
8506 (queue_initial_tasks): Call Incremental_checker methods.
8507 * incremental.cc: Include "output.h".
8508 (Incremental_checker::can_incrementally_link_output_file): New
8509 method.
8510 * incremental.h (Incremental_checker): New class.
8511
8512 * output.cc (Output_file::open_for_modification): New method.
8513 (Output_file::map_anonymous): Changed return type to bool. Record
8514 map in base_ field.
8515 (Output_file::map_no_anonymous): New method, broken out of map.
8516 (Output_file::map): Use map_no_anonymous and map_anonymous.
8517 * output.h (class Output_file): Update declarations.
8518
293c1386
CC		 85192009-08-24 Cary Coutant <ccoutant@google.com>
8520
8521 * options.h (Command_line::Pre_options): New class.
8522 (Command_line::pre_options): New member.
8523 * options.cc (gold::options::ready_to_register): New variable.
8524 (One_option::register_option): Do nothing if not registering options.
8525 Assert if same short option registered twice.
8526 (General_options::General_options): Turn off option registration when
8527 done constructing.
8528 (Command_line::Pre_options::Pre_options): New constructor.
8529
f773f3d2
CC		 85302009-08-24 Cary Coutant <ccoutant@google.com>
8531
06a73cfe
CC		 8532 * options.h (General_options::no_keep_memory): Remove incorrect
8533 short option.
f773f3d2 8534
a15af8e2
RW		 85352009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8536
8537 * Makefile.am (am__skiplex, am__skipyacc): New.
8538 * Makefile.in: Regenerate.
8539
c462b41b
RW		 85402009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8541
14ec8efd
RW		 8542 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8543 (INCLUDES): ... this.
8544 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8545 (AM_CPPFLAGS): Renamed from ...
8546 (INCLUDE): ... this.
8547 * Makefile.in, testsuite/Makefile.in: Regenerate.
8548
81ecdfbb
RW		 8549 * Makefile.in: Regenerate.
8550 * aclocal.m4: Likewise.
8551 * config.in: Likewise.
8552 * configure: Likewise.
8553 * testsuite/Makefile.in: Likewise.
8554
c462b41b
RW		 8555 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8556 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8557 * Makefile.in: Regenerate.
8558 * testsuite/Makefile.in: Regenerate.
8559
2da73f13
CC		 85602009-08-19 Cary Coutant <ccoutant@google.com>
8561
8562 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8563 symbols in shared libraries overridden by hidden or internal symbols
8564 in the main program.
8565
2db70501
CD		 85662009-08-19 Chris Demetriou <cgd@google.com>
8567
8568 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8569 checking source file names in error messages.
8570
f733487b
DK		 85712009-08-18 Doug Kwan <dougkwan@google.com>
8572
8573 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8574 an elcpp::Ehdr as parameter. Adjust call to set_target.
8575 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8576 an elfcpp::Ehdr as parameter.
8577 * object.cc (Object::set_target): Remove the version that looks up
8578 a target and sets it.
8579 (Sized_relobj::setup): Take a Target object instead of
8580 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8581 (make_elf_sized_object): Find target and ask target to
8582 make an ELF object.
8583 * object.h: (Object::set_target): Remove the version that looks up
8584 a target and sets it.
8585 (Sized_relobj::setup): Take a Target object instead of
8586 an elfcpp:Ehdr as parameter.
8587 * target.cc: Include dynobj.h.
8588 (Target::do_make_elf_object_implementation): New.
8589 (Target::do_make_elf_object): New.
8590 * target.h (Target::make_elf_object): New template declaration.
8591 (Target::do_make_elf_object): New method declarations.
8592 (Target::do_make_elf_object_implementation): New template declaration.
8593
cc70f101
ILT		 85942009-08-14 Ian Lance Taylor <iant@google.com>
8595
8596 * gold.h (FUNCTION_NAME): Define.
8597 (gold_unreachable): Use FUNCTION_NAME.
8598
ef5e0cb1
ST		 85992009-08-12 Sriraman Tallam <tmsriram@google.com>
8600
8601 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8602 symbol in the --keep-unique list is not found.
8603
48c187ce
ST		 86042009-08-12 Sriraman Tallam <tmsriram@google.com>
8605
8606 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8607 been maked as --keep-unique.
8608 (Icf::unfold_section): New function.
8609 * icf.h (Icf::unfold_section): New function.
8610 * options.h (General_options::keep_unique): New option.
8611 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8612 * testsuite/Makefile.in: Regenerate.
8613 * testsuite/icf_keep_unique_test.sh: New file.
8614 * testsuite/icf_keep_unique_test.cc: New file.
8615
645afe0c
CC		 86162009-08-12 Cary Coutant <ccoutant@google.com>
8617
8618 PR 10471
8619 * resolve.cc (Symbol_table::resolve): Check for references from
8620 dynamic objects to hidden and internal symbols.
8621 * testsuite/Makefile.am (hidden_test.sh): New test.
8622 * testsuite/Makefile.in: Regenerate.
8623 * testsuite/hidden_test.sh: New script.
8624 * testsuite/hidden_test_1.c: New test source.
8625 * testsuite/hidden_test_main.c: New test source.
8626
11af873f
DK		 86272009-08-11 Doug Kwan <dougkwan@google.com>
8628
8629 * arm.cc: Update comments.
8630 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8631 segment to locate the .ARM.exidx section if present.
8632
b9f7d72d
DK		 86332009-08-09 Doug Kwan <dougkwan@google.com>
8634
8635 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8636 patch.
8637
ddd3c53c
ST		 86382009-08-07 Sriraman Tallam <tmsriram@google.com>
8639 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8640 compiler warnings.
8641
27721062
ST		 86422009-08-06 Sriraman Tallam <tmsriram@google.com>
8643
8644 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8645 valid tls_segment only for non-debug-section relocations.
8646 * testsuite/Makefile.am: Add gc_tls_test.
8647 * testsuite/Makefile.in: Regenerate.
8648 * testsuite/gc_tls_test.cc: New file.
8649 * testsuite/gc_tls_test.sh: New file.
8650
ef15dade 86512009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8652
ef15dade
ST		 8653 * icf.cc: New file.
8654 * icf.h: New file.
8655 * Makefile.am (CCFILES): Add icf.cc.
8656 (HFILES): Add icf.h
8657 * Makefile.in: Regenerate.
8658 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8659 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8660 section, symbol and addend information for the relocs.
8661 * gold.cc (queue_middle_tasks): Call identical code folding.
8662 * gold.h: Add defines for multimap.
8663 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8664 to the call of finalize_local_symbols.
8665 * main.cc (main): Create object of class Icf.
8666 * object.cc (Sized_relobj::do_layout): Allow this function to be
8667 called twice during icf.
8668 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8669 to sections marked as identical by icf.
8670 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8671 when available.
8672 (Sized_relobj::do_section_entsize): New function.
8673 * object.h (Object::section_entsize): New function.
8674 (Object::do_section_entsize): New pure virtual function.
8675 (Relobj::finalize_local_symbols): Add new parameter.
8676 (Relobj::do_section_entsize): New function.
8677 * options.h (General_options::icf): New option.
8678 (General_options::icf_iterations): New option.
8679 (General_options::print_icf_sections): New option.
8680 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8681 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8682 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8683 icf.
8684 * symtab.cc (Symbol_table::is_section_folded): New function.
8685 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8686 to sections marked as identical by icf.
8687 * symtab.h (Symbol_table::set_icf): New function.
8688 (Symbol_table::icf): New function.
8689 (Symbol_table::is_section_folded): New function.
8690 (Symbol_table::icf_): New data member.
8691 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8692 * testsuite/Makefile.am: Add commands to build icf_test.
8693 * testsuite/Makefile.in: Regenerate.
8694 * testsuite/icf_test.sh: New file.
8695 * testsuite/icf_test.cc: New file.
8696
c3b65ac4
CD		 86972009-07-24 Chris Demetriou <cgd@google.com>
8698
8699 * layout.cc (is_compressible_debug_section): Fix incorrect
8700 comment about compressed section names.
8701
1caf2c51
ILT		 87022009-07-20 Ian Lance Taylor <ian@airs.com>
8703
8704 PR 10419
8705 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8706
1ef4d87f
ILT		 87072009-07-16 Ian Lance Taylor <iant@google.com>
8708
8709 PR 10400
8710 * layout.h: #include <map>.
8711 (class Kept_section): Change from struct to class. Add accessors
8712 and setters. Add section size to Comdat_group mapping. Change
8713 Comdat_group to std::map. Add is_comdat_ field. Add
8714 linkonce_size field in union.
8715 (class Layout): Update declaration of find_or_add_kept_section.
8716 Don't declare find_kept_object.
8717 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8718 parameter. Add object, shndx, is_comdat, and is_group_name
8719 parameters. Change all callers. Adjust for new Kept_section.
8720 (Layout::find_kept_object): Remove.
8721 * object.cc (Sized_relobj::include_section_group): Update use of
8722 Kept_section. Rename secnum to shndx. Only record
8723 Kept_comdat_section if sections are the same size.
8724 (Sized_relobj::include_linkonce_section): Update use of
8725 Kept_section. Only record Kept_comdat_section if sections are the
8726 same size. Set size of linkonce section.
8727 (Sized_relobj::map_to_kept_section): Update call to
8728 get_kept_comdat_section.
8729 * object.h (class Sized_relobj): Rename fields in
8730 Kept_comdat_section to drop trailing underscores; change object
8731 field to Relobj*. Change Kept_comdat_section_table to store
8732 struct rather than pointer.
8733 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8734 Add kept_object and kept_shndx parameters. Change all callers.
8735 (Sized_relobj::get_kept_comdat_section): Change return type to
8736 bool. Add kept_object and kept_shndx parameters. Change all
8737 callers.
8738 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8739 Layout::find_or_add_kept_section.
8740
37c3b7b0
ILT		 87412009-07-09 Ian Lance Taylor <iant@google.com>
8742
8743 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8744 Reserve space in the hash table.
8745
98fa85cb
ILT		 87462009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8747
8748 * fileread.cc (File_read::get_mtime): New method.
8749 * fileread.h (Timespec): New structure.
8750 (File_read::get_mtime): New method.
8751 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8752 Renamed from timestamp_nsec.
8753 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8754 Elf_Xword.
e1df38aa 8755 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8756 timestamp_nsec.
e1df38aa 8757 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8758 (Incremental_inputs::report_obejct): Save mtime; style fix.
8759 (Incremental_inputs::report_script): Save mtime; style fix.
8760 (Incremental_inputs::finalize_inputs): Style fix.
8761 (Incremental_inputs::finalize): Style fix.
8762 (Incremental_inputs::create_input_section_data): Store inputs
8763 mtime.
8764 * incremental.h (Incremental_inputs::report_script): Add mtime
8765 argument.
8766 (Incremental_inputs::Input_info::Input_info): Intialize only one
8767 union member.
8768 (Incremental_inputs::Input_info::archive): Move to nameless
8769 union.
8770 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8771 (Incremental_inputs::Input_info::script): Move to nameless union.
8772 (Incremental_inputs::mtime): New field.
8773 * script.cc (read_input_script): Pass file mtime to
8774 Incremental_input.
8775 * script.h (Script_info::inputs): Style fix.
8776
c9d70757
ILT		 87772009-07-01 Ian Lance Taylor <ian@airs.com>
8778
8779 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8780 instead of 32.
8781
9c547ec3
ILT		 87822009-06-24 Ian Lance Taylor <iant@google.com>
8783
8784 PR 10156
8785 * layout.cc (Layout::choose_output_section): If we find an
8786 existing section, update the flags.
8787 (Layout::create_notes): New function, broken out of
8788 Layout::finalize.
8789 (Layout::finalize): Don't create note sections.
8790 (Layout::create_note): Don't crash if linker script discards
8791 section.
8792 (Layout::create_gold_note): Likewise.
8793 (Layout::create_build_id): Likewise. Don't set
8794 after_input_sections on the section.
8795 (Layout::create_executable_stack_info): Remove target parameter.
8796 Change caller.
8797 * layout.h (class Layout): Declare create_notes. Update
8798 declaration of create_executable_stack_info.
8799 * gold.cc (queue_middle_tasks): Call create_notes.
8800 * output.cc (Output_section::update_flags_for_input_section): Move
8801 here from output.h. If SHF_ALLOC flag is newly set, mark address
8802 invalid.
8803 * output.h (Output_data::mark_address_invalid): New function.
8804 (class Output_section): Only declare, not define,
8805 update_flags_for_input_section. Remove set_flags.
8806
55458500
ILT		 88072009-06-24 Ian Lance Taylor <iant@google.com>
8808
8809 * script-sections.cc (Output_section_definition::
8810 set_section_addresses): Rename shadowing local load_address to
8811 laddr.
8812
1307d6cd
ILT		 88132009-06-24 Ian Lance Taylor <iant@google.com>
8814
8815 PR 10244
8816 * reloc.cc (relocate_sections): Skip empty relocation sections.
8817
ec3f783e
ILT		 88182009-06-23 Ian Lance Taylor <iant@google.com>
8819
8820 PR 10156
8821 * layout.cc (Layout::create_note): Use choose_output_section
8822 rather than make_output_section.
8823
459c9f1c
ILT		 88242009-06-23 Ian Lance Taylor <iant@google.com>
8825
8826 PR 10237
8827 * options.cc (General_options::parse_V): Set printed_version_.
8828 (General_options::General_options): Initialize printed_version_.
8829 * options.h (class General_options): Add printed_version_ field.
8830 * gold.cc (queue_initial_tasks): If there are no input files,
8831 don't give a fatal error if we printed the version information.
8832 (queue_middle_tasks): If using -r with a shared object, give a
8833 fatal error rather than an ordinary error.
8834
1518dc8f
ILT		 88352009-06-23 Ian Lance Taylor <iant@google.com>
8836
8837 PR 10219
8838 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8839 (Layout::make_output_section): Set have_stabstr_section_ if we see
8840 a .stab*str section.
8841 (Layout::finalize): Call link_stabs_sections.
8842 (Layout::link_stabs_sections): New file.
8843 * layout.h (class Layout): Add have_stabstr_section_ field.
8844 Declare link_stabs_sections.
8845
3d857b98
DK		 88462009-06-23 Doug Kwan <dougkwan@google.com>
8847
8848 * Makefile.am (libgold_a_LIBADD): New.
8849 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8850 * Makefile.in: Regenerate.
8851 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8852 * configure: Regenerate.
8853 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8854 * fileread.cc: Include sys/state.h
8855 * gold.h: Declare memmem and strndup if found missing.
8856 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8857
0639a6f6
ILT		 88582009-06-23 Ian Lance Taylor <iant@google.com>
8859
8860 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8861 * configure: Rebuild.
8862
8d63875c
ILT		 88632009-06-23 Ian Lance Taylor <iant@google.com>
8864
8865 PR 10147
8866 * object.cc (Object::section_contents): Don't try to get a view if
8867 the section has length zero.
8868 (Object::handle_gnu_warning_section): If the section is empty, use
8869 the name of the section as the warning.
8870
f7c8a183
ILT		 88712009-06-23 Ian Lance Taylor <iant@google.com>
8872
8873 PR 10133
8874 * stringpool.h (class Stringpool_template): Add optimize_ field.
8875 (Stringpool_template::set_optimize): New function.
8876 * stringpool.cc (Stringpool_template::Stringpool_template):
8877 Initialize optimize_ field.
8878 (Stringpool_template::set_string_offsets): Test local optimize
8879 fild rather than parameter.
8880 * layout.cc (Layout::Layout): Call set_optimize on the section
8881 name stringpool.
8882
e6a307ba
ILT		 88832009-06-22 Ian Lance Taylor <iant@google.com>
8884
8885 PR 10030
8886 * yyscript.y: Parse TARGET.
8887 * script.cc (script_set_target): New function.
8888 * script-c.h (script_set_target): Declare.
8889 * options.cc (General_options::string_to_object_format): Rename
8890 from string_to_object_format in anonymous namespace. Change
8891 callers.
8892 * options.h (class General_options): Declare
8893 string_to_object_format.
8894
3ee173de
ILT		 88952009-06-22 Ian Lance Taylor <iant@google.com>
8896
8897 * script-sections.cc (Script_sections::create_segments): Don't put
8898 program headers in a PT_LOAD segment if -n or -N.
8899
89002009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8901
8902 PR 10141
8903 * options.h (class General_options): Add -z lazy and -z now. Sort
8904 -z options into alphabetical order.
8905 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8906
cd6739a1 89072009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8908
8909 * layout.cc (Layout::make_output_section): Call
8910 Target::new_output_section.
8911 (Layout::attach_allocated_section_to_segment): Put large section
8912 sections in a separate load segment with the large segment flag
8913 set.
8914 (Layout::segment_precedes): Sort large data segments after other
8915 load segments.
8916 (align_file_offset): New static function.
8917 (Layout::set_segment_offsets): Use align_file_offset.
8918 * output.h (class Output_section): Add is_small_section_ and
8919 is_large_section_ fields.
8920 (Output_section::is_small_section): New function.
8921 (Output_section::set_is_small_section): New function.
8922 (Output_section::is_large_section): New function.
8923 (Output_section::set_is_large_section): New function.
8924 (Output_section::is_large_data_section): New function.
8925 (class Output_segment): Add is_large_data_segment_ field.
8926 (Output_segment::is_large_data_segment): New function.
8927 (Output_segment::set_is_large_data_segment): New function.
8928 * output.cc (Output_section::Output_section): Initialize new
8929 fields.
8930 (Output_segment::Output_segment): Likewise.
8931 (Output_segment::add_output_section): Add assertion that large
8932 data sections always go in large data segments. Force small data
8933 sections to the end of the list of data sections. Force small BSS
8934 sections to the start of the list of BSS sections. For large BSS
8935 sections to the end of the list of BSS sections.
8936 * symtab.h (class Symbol): Declare is_common_shndx.
8937 (Symbol::is_defined): Check Symbol::is_common_shndx.
8938 (Symbol::is_common): Likewise.
8939 (class Symbol_table): Define enum Commons_section_type. Update
8940 declarations. Add small_commons_ and large_commons_ fields.
8941 * symtab.cc (Symbol::is_common_shndx): New function.
8942 (Symbol_table::Symbol_table): Initialize new fields.
8943 (Symbol_table::add_from_object): Put small and large common
8944 symbols in the right list.
8945 (Symbol_table::sized_finalized_symbol): Check
8946 Symbol::is_common_shndx.
8947 (Symbol_table::sized_write_globals): Likewise.
8948 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8949 common symbol lists. Don't call do_allocate_commons_list if the
8950 list is empty.
8951 (Symbol_table::do_allocate_commons_list): Remove is_tls
8952 parameter. Add comons_section_type parameter. Change all
8953 callers. Handle small and large common symbols.
8954 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8955 Symbol::is_common_shndx.
8956 * resolve.cc (symbol_to_bits): Likewise.
8957 * target.h (Target::small_common_shndx): New function.
8958 (Target::small_common_section_flags): New function.
8959 (Target::large_common_shndx): New function.
8960 (Target::large_common_section_flags): New function.
8961 (Target::new_output_section): New function.
8962 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8963 small_common_section_flags, and large_common_section_flags
8964 fields.
8965 (Target::do_new_output_section): New virtual function.
8966 * arm.cc (Target_arm::arm_info): Initialize new fields.
8967 * i386.cc (Target_i386::i386_info): Likewise.
8968 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8969 Likewise.
8970 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8971 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8972 (Target_x86_64::do_new_output_section): New function.
8973 * configure.ac: Define conditional MCMODEL_MEDIUM.
8974 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8975 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8976 (large_LDFLAGS): Define.
8977 * testsuite/large.c: New file.
8978 * testsuite/testfile.cc (Target_test::test_target_info):
8979 Initialize new fields.
8980 * configure, testsuite/Makefile.in: Rebuild.
8981
bb04269c
DK		 89822009-06-05 Doug Kwan <dougkwan@google.com>
8983
8984 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8985 * Makefile.in: Regenerate.
bb04269c
DK		 8986 * i386.cc (class Target_i386): Define new virtual method to
8987 override do_is_local_label_name in parent.
8988 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8989 local symbols if --discard-locals or -X is given.
8990 * options.h (class General_options): Declare new options
8991 '--discard-locals' and '-X' for discarding locals.
8992 * target.h (class Target): Define new methods is_local_label_name.
8993 Declare new virtual method do_is_local_label_name.
8994 * target.cc: New file.
8995 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8996 (check_SCRIPTS): Add discard_locals_test.sh.
8997 (check_DATA): Add discard_local_tests.syms.
8998 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8999 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9000 * testsuite/Makefile.in: Regenerate.
9001 * testsuite/discard_locals_test.c: New file.
9002 * testsuite/discard_locals_test.sh: Same.
9003
805bb01c
DK		 90042009-06-05 Doug Kwan <dougkwan@google.com>
9005
9006 * object.cc (Sized_relobj::Sized_relobj): Initialize
9007 discarded_eh_frame_shndx_ to -1U.
9008 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9009 section.
9010 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9011 a discarded .eh_frame section.
9012 (Sized_relobj::do_finalize_local_symbols): Ditto.
9013 * object.h (class Sized_relobj): Declare new member
9014 discarded_eh_frame_shndx_.
9015 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9016 (local_labels_test.o, local_labels_test): New rules.
9017 * testsuite/Makefile.in: Regenerate.
9018
1dcd334d
DK		 90192009-06-04 Doug Kwan <dougkwan@google.com>
9020
9021 * layout.cc (Layout::section_name_mapping): Add mapping for
9022 special ARM sections.
9023
96d49306
DK		 90242009-06-03 Doug Kwan <dougkwan@google.com>
9025
9026 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9027 (utils::has_overflow): Same.
9028
dff16297
ILT		 90292009-06-03 Ian Lance Taylor <iant@google.com>
9030
9031 * layout.cc (Layout::section_name_mapping): New array, replacing
9032 Layout::linkonce_mapping.
9033 (Layout::section_name_mapping_count): New variable, replacing
9034 Layout::linkonce_mapping_count.
9035 (Layout::linkonce_output_name): Remove.
9036 (Layout::output_section_name): Rewrite.
9037 * layout.h (class Layout): Rename Linkonce_mapping to
9038 Section_name_mapping, linkonce_mapping to section_name_mapping,
9039 linkonce_mapping_count to section_name_mapping_count. Don't
9040 declare linkonce_output_name.
9041
c121c671
DK		 90422009-06-03 Doug Kwan <dougkwan@google.com>
9043
9044 * gold/arm.cc (namespace utils): New.
9045 (Target_arm::reloc_is_non_pic): Define new method.
9046 (class Arm_relocate_functions): New.
9047 (Target_arm::Relocate::relocate): Handle relocation types used by
9048 Android.
9049
07800fab
ILT		 90502009-06-03 Ian Lance Taylor <iant@google.com>
9051
9052 * arm.cc (Target_arm::scan::global): Use || instead of |.
9053
c121c671
DK		 90542009-06-02 Doug Kwan <dougkwan@google.com>
9055
9056 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9057 issued_non_pic_error_.
9058 (class Target_arm::Scan): Declare new method check_non_pic.
9059 Define new method symbol_needs_plt_entry.
9060 Declare new data member issued_non_pic_error_.
9061 (class Target_arm::Relocate): Declare new method
9062 should_apply_static_reloc.
9063 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9064 (Target_arm::Scan::check_non_pic): Define new method.
9065 (Target_arm::Scan::local): Handle a small subset of reloc types used
9066 by Android.
9067 (Target_arm::Scan::local): Same.
9068 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9069
b19b0c6d
ILT		 90702009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9071
9072 * incremental.cc (Incremental_inputs::report_command_line): Filter
9073 out --incremental-* options.
9074
94cdfcff
DK		 90752009-05-29 Doug Kwan <dougkwan@google.com>
9076
9077 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9078 template class.
9079 (class Target_arm): Update comment.
9080 (Target_arm::Target_arm): Initialize new data members GOT_,
9081 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9082 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9083 and Target_arm::rel_dyn_section.
9084 Declare new_enum Target_arm::Got_type.
9085 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9086 and DYNBSS_.
9087 Update commments for member do_dynsym_value.
9088 (Target_arm::got_size, Target_arm::plt_section,
9089 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9090 new methods inside class defintion.
9091 (Target_arm::got_section): Define new method.
9092 (Target_arm::rel_dyn_section): Same.
9093 (Output_data_plt_arm): New template class.
9094 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9095 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9096 (Output_data_plt_arm::add_entry): Same.
9097 (Output_data_plt_arm::first_plt_entry): Define new
9098 static data member for PLT instruction template.
9099 (Output_data_plt_arm::plt_entry): Same.
9100 (Output_data_plt_arm::do_write): Define new method.
9101 (Target_arm::make_plt_entry): Same.
9102 (Target_arm::do_finalize_sections): Same.
9103 (Target_arm::do_dynsym_value): Same.
9104
4a657b0d
DK		 91052009-05-28 Doug Kwan <dougkwan@google.com>
9106
9107 * Makefile.am (TARGETSOURCES): Add arm.cc.
9108 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9109 * Makefile.in: Regenerate.
9110 * arm.cc: New file.
9111 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9112
e7ae8c36
DK		 91132009-05-26 Doug Kwan <dougkwan@google.com>
9114
9115 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9116 (General_options::check_excluded_libs): Strip off directories in
9117 archive name before matching like GNU ld does.
9118 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9119 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9120 (exclude_libs_test_LDFLAGS): Add linker option
9121 -Wl,--exclude-libs,libexclude_libs_test_3
9122 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9123 an explicit archive without using -l.
9124 (alt/libexclude_libs_test_3.a): New make rule.
9125 * testsuite/Makefile.in: Regenerate.
9126 * testsuite/exclude_libs_test.c : Declare lib3_default().
9127 (main): Call it.
9128 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9129 * exclude_libs_test_3.c: New file.
9130
f12e7348
NC		 91312009-05-26 Nick Clifton <nickc@redhat.com>
9132
9133 * po/id.po: New Indonesian translation.
9134 * po/gold.pot: Updated template file.
9135
4daadc0d
ST		 91362009-05-22 Sriraman Tallam <tmsriram@google.com>
9137
e1df38aa 9138 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9139 gc_comdat_test files. Add -Wl,--gc-sections to build
9140 gc_comdat_test.
9141 * testsuite/Makefile.in: Regenerate.
9142 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9143
531813ad
ST		 91442009-05-21 Sriraman Tallam <tmsriram@google.com>
9145
9146 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9147 kept comdat section was garbage collected.
9148 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9149 * testsuite/Makefile.in: Regenerate.
9150 * testsuite/gc_comdat_test.sh: New file.
9151 * testsuite/gc_comdat_test_1.cc: New file.
9152 * testsuite/gc_comdat_test_2.cc: New file.
9153
65514900
CC		 91542009-05-19 Doug Kwan <dougkwan@google.com>
9155
9156 * archive.cc (Archive::Archive): Move constructor from archive.h
9157 to here. Initialize no_export_.
9158 (Archive::get_elf_object_for_member): Set no_export flag of object.
9159 * archive.h (Archive::Archive): Move constructor body to
9160 archive.cc.
9161 (Archive::no_export): New method.
9162 (Archive::no_export_): New field.
9163 * object.h (Object::Object): Initialize no_export_ to false.
9164 (Object::no_export, Object::set_no_export): New methods.
9165 (Object::no_export_): New field.
9166 * options.cc (General_options::parse_exclude_libs): New method.
9167 (General_options::check_excluded_libs) Same.
9168 * options.h (exclude_libs): New option.
9169 (General_options::check_excluded_libs): New method declaration.
9170 (General_options::excluded_libs_): New field.
9171 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9172 default or protected visibility if an object has no-export flag set.
9173 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9174 (check_SCRIPTS): Add exclude_libs_test.sh.
9175 (check_DATA): Add exclude_libs_test.syms.
9176 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9177 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9178 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9179 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9180 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9181 libexclude_libs_test_2.a): New rules.
9182 * testsuite/Makefile.in: Regenerate.
9183 * testsuite/exclude_libs_test.c: New file.
9184 * testsuite/exclude_libs_test.sh: Ditto.
9185 * testsuite/exclude_libs_test_1.c: Ditto.
9186 * testsuite/exclude_libs_test_2.c: Ditto.
9187
1b77ea50
ILT		 91882009-05-15 Ian Lance Taylor <iant@google.com>
9189
9190 * configure.ac: Check for declarations for cases where libiberty.h
9191 checks HAVE_DECL_xxx.
9192 * configure, config.in: Rebuild.
9193
072fe7ce
ILT		 91942009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9195
9196 * gold.h (Incremental_argument_list): Remove (invalid) forward
9197 declaration.
9198 * incremental.cc (Incremental_inputs::report_achive): New method.
9199 (Incremental_inputs::report_object): New method.
9200 (Incremental_inputs::report_script): New method.
9201 (Incremental_inputs::finalize_inputs): New method.
9202 (Incremental_inputs::finalize): Call finalize_inputs().
9203 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9204 Create inputs entries.
9205 * incremental.h (Incremental_input_type): New enum.
9206 (Incremental_inputs::Incremental_input): Initialize new fields.
9207 (Incremental_inputs::report_inputs): New method.
9208 (Incremental_inputs::report_achive): New method.
9209 (Incremental_inputs::report_object): New method.
9210 (Incremental_inputs::report_script): New method.
9211 (Incremental_inputs::finalize_inputs): New method.
9212 (Incremental_inputs::Input_info): New struct.
9213 (Incremental_inputs::Input_info_map): New typedef.
9214 (Incremental_inputs::lock_): New field.
9215 (Incremental_inputs::Inputs_): New field.
9216 (Incremental_inputs::Inputs_map): New field.
9217 * main.cc (main): Call Incremental_input::report_inputs.
9218 * options.h (Input_argument_list): Typedef moved from
9219 Input_arguments.
9220 (Input_file_group::Files): Remove, use ::Input_argument_list.
9221 (Input_file_group::Input_argument_list): Remove, use
9222 ::Input_argument_list.
9223 * plugin.cc (Plugin_manager::add_input_file): Add error in
9224 incremental build.
9225 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9226 functions.
9227 * script.cc (read_input_script): Call
9228 Incremental_input::report_script.
9229 * script.h (Script_info): New class.
9230
b0481b0b
ILT		 92312009-04-27 Ian Lance Taylor <iant@google.com>
9232
9233 * x86_64.cc (do_adjust_output_section): Set entsize to
9234 plt_entry_size.
9235
b22a5a41 92362009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9237
9238 * output.cc (Output_file::close): After short writes, continue
9239 writing from the correct offset in the buffer being written.
9240
40fde488
CD		 92412009-04-23 Chris Demetriou <cgd@google.com>
9242
9243 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9244 * configure: Regenerate.
9245 * config.in: Regenerate.
9246 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9247 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9248
3ce2c28e
ILT		 92492009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9250
9251 * incremental.cc (Incremental_inputs_header_data): Renamed from
9252 Incremental_input_header_data.
9253 (Incremental_inputs_header_data::data_size): New field.
9254 (Incremental_inputs_header_data::put_input_file_count): Renamed
9255 from input_file_count.
9256 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9257 from command_line_offset.
9258 (Incremental_inputs_header_data::put_reserved): Renamed from
9259 put_reserved.
9260 (Incremental_inputs_entry_data): Renamed from
9261 Incremental_input_entry_data.
9262 (Incremental_inputs_entry_data::data_size): New field.
9263 (Incremental_inputs::report_command_line): New method.
9264 (Incremental_inputs::finalize): New method.
9265 (Incremental_inputs::create_incremental_inputs_data): New method.
9266 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9267 * incremental.h: New file.
9268 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9269 (Layout::finalize): Create incremental inputs section in
9270 incremental builds.
9271 (Layout::create_incremental_info_sections): New method.
9272 * layout.h (Layout::incremental_inputs): New method.
9273 (Layout::create_incremental_info_sections): New method.
9274 (Layout::incremental_inputs_): New field.
9275 * main.cc (main): Notify Incremental_input of the command line.
9276
e55bde5e
ILT		 92772009-04-01 Ian Lance Taylor <iant@google.com>
9278 Mikolaj Zalewski <mikolajz@google.com>
9279
9280 * gold.h (reserve_unordered_map): Define, three versions, one for
9281 each version of Unordered_map.
9282 * layout.cc (Layout::Layout): Remove options parameter. Add
9283 number_of_input_files parameter. Don't initialize options_.
9284 Initialize number_of_input_files_ and resized_signatures_. Move
9285 sections_are_attached_.
9286 (Layout::layout_group): Reserve space for group_signatures_.
9287 (Layout::find_or_add_kept_section): Change name parameter to be a
9288 reference. Resize signatures_ map when it gets large enough.
9289 (Layout::layout_eh_frame): Use parameters->options() instead of
9290 this->options_.
9291 (Layout::make_output_section): Likewise.
9292 (Layout::attach_allocated_section_to_segment): Likewise.
9293 (Layout::finalize, Layout::create_executable_stack): Likewise.
9294 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9295 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9296 * layout.h (class Layout): Update declarations. Remove options_
9297 field. Add number_of_input_files_ and resized_signatures_
9298 fields. Move sections_are_attached_ field.
9299 * main.cc (main): Pass number of input files to Layout
9300 constructor. Don't pass options.
9301
154b857c
ILT		 93022009-03-30 Ian Lance Taylor <iant@google.com>
9303
9304 * ffsll.c (ffsll): Correct implementation.
9305
2f35ab9b
ILT		 93062009-03-27 Ian Lance Taylor <iant@google.com>
9307
fd03461a
ILT		 9308 * ffsll.c: New file.
9309 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9310 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9311 * ftruncate.c (ftruncate): Declare before definition.
9312 * mremap.c (mremap): Likewise.
9313 * pread.c (pread): Likewise.
9314 * configure, Makefile.in, config.in: Rebuild.
9315
2f35ab9b
ILT		 9316 * mremap.c: New file.
9317 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9318 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9319 (mremap): Declare if HAVE_MREMAP is not defined.
9320 * configure, Makefile.in, config.in: Rebuild.
9321
33aea2fd
CC		 93222009-03-27 Cary Coutant <ccoutant@google.com>
9323
9324 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9325 position independent.
9326 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9327 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9328
6d479619
CC		 93292009-03-24 Cary Coutant <ccoutant@google.com>
9330
9331 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9332 an executable.
9333 (needs_dynamic_reloc): Likewise.
9334
afc06bb8
ILT		 93352009-03-24 Ian Lance Taylor <iant@google.com>
9336
9337 * yyscript.y (file_cmd): Recognize EXTERN.
9338 (extern_name_list, extern_name_list_body): New nonterminals.
9339 * script.cc (script_add_extern): Define.
9340 * script-c.h (script_add_extern): Declare.
9341
f6060a4d
ILT		 93422009-03-24 Rafael Avila de Espindola <espindola@google.com>
9343
9344 * object.cc (is_elf_object): Define.
9345 * object.h (is_elf_object): Declare.
9346 * archive.cc (Archive::get_elf_object_for_member): Call
9347 is_elf_object.
33aea2fd 9348 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9349
26736d8e
ILT		 93502009-03-24 Elliott Hughes <enh@google.com>
9351
9352 * output.cc (Output_file::map_anonymous): Define.
9353 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9354 try an anonymous one. Report the size if the mmap fails.
9355 * output.h (class Output_file): Declare map_anonymous.
9356
22fd9730
ILT		 93572009-03-24 Ian Lance Taylor <iant@google.com>
9358
9359 * target-select.cc (instantiate_target): Don't acquire the lock if
9360 the instantiated_target_ field has already been set.
9361
cb010894
ILT		 93622009-03-23 Ian Lance Taylor <iant@google.com>
9363
7f055c20
ILT		 9364 * gold-threads.h (class Initialize_lock): Define.
9365 * gold-threads.cc (class Initialize_lock_once): Define.
9366 (initialize_lock_control): New static variable.
9367 (initialize_lock_pointer): New static variable.
9368 (initialize_lock_once): New static function.
9369 (Initialize_lock::Initialize_lock): Define.
9370 (Initialize_lock::initialize): Define.
9371 * target-select.h: Include "gold-threads.h".
9372 (class Target_selector): Add lock_ and initialize_lock_ fields.
9373 Don't define instantiate_target, just declare it.
9374 * target-select.cc (Target_selector::Target_selector): Initialize
9375 new fields.
9376 (Target_selector::instantiate_target): Define.
9377 * descriptors.h: Include "gold-threads.h".
9378 (class Descriptors): Add initialize_lock_ field.
9379 * descriptors.cc (Descriptors::Descriptors): Initialize new
9380 field.
9381 (Descriptors::open): Use initialize_lock_ field
9382 * errors.h (class Errors): Add initialize_lock_ field.
9383 * errors.cc (Errors::Errors): Initialize new field.
9384 (Errors::initialize_lock): Use initialize_lock_ field.
9385 * powerpc.cc (class Target_selector_powerpc): Remove
9386 instantiated_target_ field. In do_recognize call
9387 instantiate_target rather than do_instantiate_target. In
9388 do_instantiate_target just allocate a new target.
9389 * sparc.cc (class Target_selector_sparc): Likewise.
9390
36959681
ILT		 9391 * freebsd.h: New file.
9392 * i386.cc: Include "freebsd.h".
9393 (Target_i386): Derive from Target_freebsd rather than
9394 Sized_target.
9395 (Target_selector_i386): Derive from Target_selector_freebsd rather
9396 than Target_selector.
9397 * x86_64.cc: Include "freebsd.h".
9398 (Target_x86_64): Derive from Target_freebsd rather than
9399 Sized_target.
9400 (Target_selector_x86_64): Derive from Target_selector_freebsd
9401 rather than Target_selector.
9402 * target.h (class Target): Add adjust_elf_header and
9403 do_adjust_elf_header.
9404 * output.cc (Output_file_header:: do_sized_write): Call target
9405 adjust_elf_header routine.
9406 * configure.tgt: Set targ_osabi.
9407 * configure.ac: Define GOLD_DEFAULT_OSABI.
9408 * parameters.cc (Parameters::default_target): Pass
9409 GOLD_DEFAULT_OSABI to select_target.
9410 * target-select.h (class Target_selector): Make instantiate_target
9411 protected rather than private.
9412 * Makefile.am (HFILES): Add freebsd.h.
9413 * configure, Makefile.in, config.in: Rebuild.
9414
cb010894
ILT		 9415 * merge.cc (do_add_input_section): Correct pend value. Change
9416 message about last entry not being null terminated from error to
9417 warning.
9418
0e879927
ILT		 94192009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9420
9421 * incremental.cc: New file.
9422 * Makefile.am (CCFILES): Add incremental.cc.
9423 * Makefile.in: Rebuild.
9424
41105937
PP		 94252009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9426
9427 * layout.cc (Layout::output_section_name): Preserve names
9428 of '.note.' sections.
e1df38aa 9429
60439920
ILT		 94302009-03-19 Ian Lance Taylor <iant@google.com>
9431
9432 * descriptors.cc (Descriptors::open): Check that the options are
9433 valid before using them.
9434
0d371ad3
ILT		 94352009-03-18 Ian Lance Taylor <iant@google.com>
9436
9437 * script-sections.h: Include <list>.
9438 (class Script_sections): Change Sections_elements from std::vector
9439 to std::list. Typedef public Elements_iterator. Add
9440 orphan_section_placement_, data_segment_align_start_, and
9441 saw_data_segment_align_ fields. Remove data_segment_align_index_
9442 field.
9443 * script-sections.cc (class Orphan_section_placement): New class.
9444 (class Sections_element): Add virtual functions is_relro and
9445 orphan_section_init. Remove virtual function place_orphan_here.
9446 (class Output_section_definition): Add is_relro and
9447 orphan_section_init. Remove place_orphan_here.
9448 (class Orphan_output_section): Likewise.
9449 (Script_sections::Script_sections): Update for field changes.
9450 (Script_sections::data_segment_align): Set saw_data_segment_align_
9451 and data_segment_align_start_, not data_segment_align_index.
9452 (Script_sections::data_segment_relro_end): Check
9453 saw_data_segment_align_. Use data_segment_align_start_ rather
9454 than data_segment_align_index_.
9455 (Script_sections::place_orphan): Rewrite to use
9456 Orphan_section_placement.
9457
9201d894
ILT		 94582009-03-17 Ian Lance Taylor <iant@google.com>
9459
9c5b8369
ILT		 9460 * archive.cc (Archive::add_symbols): Check for a version attached
9461 to the symbol name in the archive map.
9462 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9463 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9464 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9465 (ver_test_11.a): New target.
9466 * testsuite/Makefile.in: Rebuild.
9467
9201d894
ILT		 9468 * configure.ac: Check for chsize and posix_fallocate. Replace
9469 ftruncate.
9470 * ftruncate.c: New file, from gnulib.
9471 * output.cc (posix_fallocate): Define dummy version if not
9472 HAVE_POSIX_FALLOCATE.
9473 (Output_file::map): Call posix_fallocate rather than lseek and
9474 write.
9475 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9476 * configure, Makefile.in, config.in: Rebuild.
9477
ef4ab7a8 94782009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9479
ef4ab7a8
PP		 9480 * layout.h (Layout::create_note): Add section_name parameter.
9481 * layout.cc (Layout::create_note): Likewise.
9482 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9483
8c500701
ILT		 94842009-03-17 Ian Lance Taylor <iant@google.com>
9485
e85b18e1
ILT		 9486 * descriptors.cc: Include "options.h".
9487 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9488 (Descriptors::open): Always use O_CLOEXEC when opening a new
9489 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9490 then set FD_CLOEXEC.
9491
9efe6174
ILT		 9492 * sparc.cc (class Target_sparc): Add has_got_section.
9493 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9494 make sure we have a GOT section.
9495
9496 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9497 (Target_sparc::Scan::local): Likewise.
9498 (Target_sparc::Scan::global): Likewise.
9499 (Target_sparc::Relocate::relocate): Likewise.
9500 (Target_sparc::Relocate::relocate_tls): Likewise.
9501
8c500701
ILT		 9502 * symtab.cc (Symbol_table::define_default_version): New function,
9503 broken out of add_from_object.
9504 (Symbol_table::add_from_object): Call define_default_version.
9505 (Symbol_table::define_special_symbol): Add resolve_oldsym
9506 parameter. Change all callers. If the version for a symbol comes
9507 from a version script, resolve it with the symbol with the same
9508 name with no version. Also add the symbol without a version if
9509 appropriate.
9510 (do_define_in_output_data): If resolving with oldsym, don't delete
9511 sym.
9512 (do_define_in_output_segment): Likewise.
9513 (do_define_as_constant): Likewise.
9514 * symtab.h (class Symbol_table): Update declarations.
9515
f1ed28fb
ILT		 95162009-03-13 Ian Lance Taylor <iant@google.com>
9517
15f8229b
ILT		 9518 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9519 (Read_symbols::requeue): New function.
9520 (Read_symbols::do_read_symbols): If make_elf_object fails because
9521 the target type is not configured, and the file was searched for,
9522 issue a warning and retry with the next directory.
9523 (Add_symbols::run): If the file has an incompatible format, and
9524 it was searched for, requeue the Read_symbols task. On error,
9525 release the object.
9526 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9527 dirindex parameter to constructor. Change all callers. Declare
9528 incompatible_warning and requeue.
9529 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9530 input_argument_ and input_group_ fields. Add them to
9531 constructor. Change all callers.
9532 (class Read_script): Add dirindex_ field. Add it to constructor.
9533 Change all callers.
9534 * archive.cc (Archive::setup): Remove input_objects parameter.
9535 Change all callers.
9536 (Archive::get_file_and_offset): Likewise.
9537 (Archive::read_all_symbols): Likewise.
9538 (Archive::read_symbols): Likewise.
9539 (Archive::get_elf_object_for_member): Remove input_objects
9540 parameter. Add punconfigured parameter. Change all callers.
9541 (Archive::add_symbols): Change return type to bool. Check return
9542 value of include_member.
9543 (Archive::include_all_members): Likewise.
9544 (Archive::include_member): Change return type to bool. Return
9545 false if first included object has incompatible target. Set
9546 included_member_ field.
9547 (Add_archive_symbols::run): If add_symbols returns false, requeue
9548 Read_symbols task.
9549 * archive.h (class Archive): Add included_member_ field.
9550 Initialize it in constructor. Add input_file and searched_for
9551 methods. Update declarations.
9552 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9553 input_argument_ fields. Add them to constructor. Change all
9554 callers.
9555 * script.cc: Include "target-select.h".
9556 (class Parser_closure): Add skip_on_incompatible_target_ and
9557 found_incompatible_target_ fields. Add
9558 skip_on_incompatible_target parameter to constructor. Change all
9559 callers. Add methods skip_on_incompatible_target,
9560 clear_skip_on_incompatible_target, found_incompatible_target, and
9561 set_found_incompatible_target.
9562 (read_input_script): Add dirindex parameter. Change all callers.
9563 If parser finds an incompatible target, requeue Read_symbols
9564 task.
9565 (script_set_symbol): Clear skip_on_incompatible_target in
9566 closure.
9567 (script_add_assertion, script_parse_option): Likewise.
9568 (script_start_sections, script_add_phdr): Likewise.
9569 (script_check_output_format): New function.
9570 * script.h (read_input_script): Update declaration.
9571 * script-c.h (script_check_output_format): Declare.
9572 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9573 (ignore_cmd): Remove OUTPUT_FORMAT.
9574 * fileread.cc (Input_file::Input_file): Add explicit this.
9575 (Input_file::will_search_for): New function.
9576 (Input_file::open): Add pindex parameter. Change all callers.
9577 * fileread.h (class Input_file): Add input_file_argument method.
9578 Declare will_search_for. Update declarations.
9579 * object.cc (make_elf_object): Add punconfigured parameter.
9580 Change all callers.
9581 * object.h (class Object): Make input_file public. Add
9582 searched_for method.
9583 (make_elf_object): Update declaration.
9584 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9585 restart search.
9586 * dirsearch.h (class Dirsearch): Update declaration.
9587 * options.h (class General_options): Add --warn-search-mismatch.
9588 * parameters.cc (Parameters::is_compatible_target): New function.
9589 * parameters.h (class Parameters): Declare is_compatible_target.
9590 * workqueue.cc (Workqueue::add_blocker): New function.
9591 * workqueue.h (class Workqueue): Declare add_blocker.
9592
f1ed28fb
ILT		 9593 * fileread.cc (Input_file::open): Remove options parameter.
9594 Change all callers.
9595 (Input_file::open_binary): Likewise.
9596 * script.cc (read_input_script): Likewise.
9597 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9598 options parameter from constructor. Change all callers.
9599 (class Read_script): Likewise.
9600 * fileread.h (class Input_file): Update declarations.
9601 * script.h (read_input_script): Update declaration.
9602
34dd024a
NC		 96032009-03-10 Nick Clifton <nickc@redhat.com>
9604
9605 * po/es.po: New Spanish translation.
9606
6d71b17c
CC		 96072009-03-06 Cary Coutant <ccoutant@google.com>
9608
9609 * options.cc (parse_short_option): Keep dash_z from registering itself.
9610
031cdbed
ILT		 96112009-03-03 Ian Lance Taylor <iant@google.com>
9612
9613 PR 9918
9614 * target-reloc.h (relocate_section): Pass output_section to
9615 relocate.
9616 * i386.cc (Target_i386::should_apply_static_reloc): Add
9617 output_section parameter. Change all callers.
9618 (Target_i386::Relocate::relocate): Add output_section parameter.
9619 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9620 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9621 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9622 * testsuite/two_file_shared.sh: New script.
9623 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9624 (check_DATA): Add two_file_shared.dbg.
9625 (two_file_shared.dbg): New target.
9626 * testsuite/Makefile.in: Rebuild.
9627
15d5fa16
ILT		 96282009-03-01 Ian Lance Taylor <iant@google.com>
9629
9630 * configure.ac: Check for byteswap.h.
9631 * configure: Rebuild.
9632 * config.in: Rebuild.
9633
8a4c0b0d
ILT		 96342009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9635
9636 * layout.cc (Layout::find_or_add_kept_section): New function.
9637 (Layout::add_comdat): Removed.
9638 * layout.h (struct Kept_section): Move out of class Layout.
9639 Remove trailing underscores from field names. Add group_sections
9640 field. Rename group_ field to is_group. Change all uses.
9641 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9642 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9643 comdat_groups_ field.
9644 (Sized_relobj::include_section_group): Use
9645 find_or_add_kept_section and Kept_section::group_sections.
9646 (Sized_relobj::include_linkonce_section): Likewise.
9647 * object.cc (class Sized_relobj): Don't define Comdat_group or
9648 Comdat_group_table. Remove find_comdat_group and
9649 add_comdat_group. Remove comdat_groups_ field.
9650 * plugin.cc (include_comdat_group): Use
9651 Layout::find_or_add_kept_section.
9652
b4ecf66b
ILT		 96532009-02-28 Ian Lance Taylor <iant@google.com>
9654
14359ca0
ILT		 9655 * README: --gc-sections and map files are now supported. Document
9656 some build requirements.
9657
b4ecf66b
ILT		 9658 PR 6992
9659 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9660 relocatable link set the value of the section symbol to zero.
9661 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9662 relocatable link don't include the section address in the local
9663 symbol value.
9664
0602e05a
ILT		 96652009-02-27 Ian Lance Taylor <iant@google.com>
9666
fd9d194f
ILT		 9667 PR 6811
9668 * options.h (class Search_directory): Add is_system_directory.
9669 (class General_options): Declare is_in_system_directory.
9670 * options.cc (get_relative_sysroot): Make static.
9671 (get_default_sysroot): Make static.
9672 (General_optoins::is_in_system_directory): New function.
9673 * fileread.cc (Input_file::is_in_system_directory): New function.
9674 * fileread.h (class Input_file): Declare is_in_system_directory.
9675 * object.h (class Object): Add is_in_system_directory.
9676 (class Input_objects): Remove system_library_directory_ field.
9677 * object.cc (Input_objects::add_object): Don't set
9678 system_library_directory_.
9679 (input_objects::found_in_system_library_directory): Remove.
9680 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9681 parameter. Change all callers.
9682 (Symbol_table::sized_write_globals): Likewise.
9683 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9684 Call Object::is_in_system_directory.
9685 * symtab.h (class Symbol_table): Update declarations.
9686
61edd21f
ILT		 9687 PR 5990
9688 * descriptors.h (Open_descriptor): Add is_on_stack field.
9689 * descriptors.cc (Descriptors::open): If the descriptor is on the
9690 top of the stack, remove it. Initialize is_on_stack field.
9691 (Descriptors::release): Only add pod to stack if it is not on the
9692 stack already.
9693 (Descriptors::close_some_descriptor): Clear stack_next and
9694 is_on_stack fields.
9695
e29e076a
ILT		 9696 PR 7091
9697 * output.cc (Output_section::find_starting_output_address): Rename
9698 from starting_output_address; add PADDR parameter; change return
9699 type.
9700 * output.h (class Output_section): Declare
9701 find_starting_output_address instead of starting_output_address.
9702 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9703 section symbol for which we can't find a merge section.
9704
0602e05a
ILT		 9705 PR 9836
9706 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9707 hidden or internal, force the symbol to be local.
9708 * resolve.cc (Symbol::override_visibility): Define.
9709 (Symbol::override_base): Use override_visibility.
9710 (Symbol_table::resolve): Likewise.
9711 (Symbol::override_base_with_special): Likewise.
9712 (Symbol_table::override_with_special): If the visibility is hidden
9713 or internal, force the symbol to be local.
9714 * symtab.h (class Symbol): Add set_visibility and
9715 override_visibility.
9716 * testsuite/ver_test_1.sh: New file.
9717 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9718 (check_DATA): Add ver_test_1.syms.
9719 (ver_test_1.syms): New target.
9720 * testsuite/Makefile.in: Rebuild.
9721
401a9a73
CC		 97222009-02-25 Cary Coutant <ccoutant@google.com>
9723
9724 * layout.cc (Layout::choose_output_section): Don't rename sections
9725 when using a linker script that has a SECTIONS clause.
9726 * Makefile.in: Regenerate.
9727
9728 * testsuite/Makefile.am (script_test_5.sh): New test case.
9729 * testsuite/Makefile.in: Regenerate.
9730 * testsuite/script_test_5.cc: New file.
9731 * testsuite/script_test_5.sh: New file.
9732 * testsuite/script_test_5.t: New file.
9733
f488e4b0
CC		 97342009-02-13 Rafael Avila de Espindola <espindola@google.com>
9735
9736 * archive.cc (Archive::include_member): Update calls to add_symbols.
9737 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9738 the Layout argument.
9739 * dynobj.h (do_add_symbols): Add the Layout argument.
9740 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9741 Layout argument.
9742 * object.h (Object::add_symbols): Add the Layout argument.
9743 (Object::do_add_symbols): Add the Layout argument.
9744 (Sized_relobj::do_add_symbols): Add the Layout argument.
9745 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9746 Unify the two versions.
9747 (Add_plugin_symbols): Remove.
9748 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9749 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9750 (Add_plugin_symbols): Remove.
9751 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9752 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9753 (Add_symbols::run): Make it work with Pulginobj.
9754
89dd1680
ILT		 97552009-02-06 Ian Lance Taylor <iant@google.com>
9756
9757 * object.cc (Sized_relobj::do_layout): Make info message start
9758 with lower case letter.
9759
266d0a74
ILT		 97602009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9761
602b464e
ILT		 9762 * binary.cc: Fix file comment.
9763
266d0a74
ILT		 9764 * options.h (enum Incremental_disposition): Define.
9765 (class General_options): Add new options: --incremental,
9766 --incremental_changed, --incremental_unchanged,
9767 --incremental_unknown. Add incremental_disposition_ and
9768 implicit_incremental_ fields.
9769 (General_options::incremental_disposition): New function.
9770 (class Position_dependent_options): Add incremental_disposition
9771 option.
9772 (Position_dependent_options::copy_from_options): Set incremental
9773 dispositions.
9774 * options.cc (General_options::parse_incremental_changed): New
9775 function.
9776 (General_options::parse_incremental_unchanged): New function.
9777 (General_options::parse_incremental_unknown): New function.
9778 (General_options::General_options): Initialize new fields
9779 incremental_disposition_ and implicit_incremental_.
9780 (General_options::finalize): Check for uasge of --incremental-*
9781 without --incremental.
9782
f073bbf7
CD		 97832009-02-06 Chris Demetriou <cgd@google.com>
9784
9785 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9786 pointer and to report location as the file name associated with
9787 the symbol.
9788 (gold_undefined_symbol_at_location): New function to replace the
9789 old gold_undefined_symbol functionality.
9790 * target-reloc.h (relocate_section): Update to use
9791 gold_undefined_symbol_at_location.
9792 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9793 Call gold_undefined_symbol function rather than gold_error.
9794 * errors.h (Errors::undefined_symbol): Take location as a
9795 string, rather than calculating it from a relocation.
9796 * errors.cc (Errors::fatal): Print "fatal error:" before the
9797 formatted message.
9798 (Errors::error, Errors::error_at_location): Print "error: "
9799 before the formatted message.
9800 (Errors::undefined_symbol): Take location as a string, rather
9801 than calculating it from a relocation.
9802 (gold_undefined_symbol_at_location): New function akin to
9803 old gold_undefined_symbol, calculates location from relocation.
9804 (gold_undefined_symbol): Change to take only a Symbol pointer
9805 and to report location as the file name associated with the symbol.
9806 * testsuite/debug_msg.sh: Update for changed error messages.
9807 * testsuite/undef_symbol.sh: Likewise.
9808
8e94a90c
ILT		 98092009-02-04 Duncan Sands <baldrick@free.fr>
9810
9811 PR 9812
9812 * reduced_debug_output.h
9813 (Output_reduced_debug_abbrev_section::failed): Use format for
9814 gold_warning.
9815 (Output_reduced_debug_info_section::faild): Likewise.
9816
88a0e15b
ILT		 98172009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9818
9819 * script.cc (Lazy_demangler): New class.
9820 (Version_script_info::get_symbol_version_helper): Demangle a
9821 symbol only once.
9822
5efc7cd2
CC		 98232009-01-29 Cary Coutant <ccoutant@google.com>
9824
9825 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9826 to __tls_get_addr.
9827 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9828
e0ebcf42
ILT		 98292009-01-28 Ian Lance Taylor <iant@google.com>
9830
5efc7cd2 9831 * version.cc (version_string): Bump to 1.9.
75fe7426 9832
e0ebcf42
ILT		 9833 * gold.h: Include <cstring> and <stdint.h>.
9834 * version.cc: Include <cstdio>.
9835 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9836 warning.
9837 * reduced_debug_output.cc (insert_into_vector): Rename from
9838 Insert_into_vector; change all callers. Use Swap_unaligned to
9839 avoid aliasing issue; remove union since it is unnecessary.
9840
8e2813be 98412009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9842
9843 * Makefile.am (CCFILES): Add gc.cc.
9844 (HFILES): Add gc.h.
9845 * Makefile.in: Regenerate.
9846 * gold.cc (Gc_runner): New class.
9847 (queue_initial_tasks): Call garbage collection related tasks
9848 when corresponding options are invoked.
9849 (queue_middle_gc_tasks): New function.
9850 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9851 processed early before laying out sections during garbage collection.
9852 * gold.h (queue_middle_gc_tasks): New function.
9853 (is_prefix_of): Move from "layout.cc".
9854 * i386.cc (Target_i386::gc_process_relocs): New function.
9855 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9856 * main.cc (main): Create object of class "Garbage_collection".
9857 * object.cc (Relobj::copy_symbols_data): New function.
9858 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9859 (Sized_relobj::do_layout): Allow this function to be called twice
9860 during garbage collection and defer layout of section during the
6d03d481
ST		 9861 first call.
9862 * object.h (Relobj::get_symbols_data): New function.
9863 (Relobj::is_section_name_included): New function.
9864 (Relobj::copy_symbols_data): New function.
9865 (Relobj::set_symbols_data): New function.
9866 (Relobj::get_relocs_data): New function.
9867 (Relobj::set_relocs_data): New function.
9868 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9869 (Relobj::gc_process_relocs): New function.
9870 (Relobj::do_gc_process_relocs): New pure virtual function.
9871 (Relobj::sd_): New data member.
9872 (Sized_relobj::is_output_section_offset_invalid): New function.
9873 (Sized_relobj::do_gc_process_relocs): New function.
9874 * options.h (General_options::gc_sections): Modify to not be a no-op.
9875 (General_options::print_gc_sections): New option.
9876 * plugin.cc (Plugin_finish::run): Remove function call to
9877 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9878 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9879 * reloc.cc (Read_relocs::run): Add task to process relocs and
9880 determine unreferenced sections when doing garbage collection.
9881 (Gc_process_relocs): New class.
9882 (Sized_relobj::do_gc_process_relocs): New function.
9883 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9884 sections that are garbage collected.
9885 * reloc.h (Gc_process_relocs): New class.
9886 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9887 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9888 symbols whose corresponding sections are garbage collected.
9889 (Symbol_table::Symbol_table): Add new parameter for the garbage
9890 collection object.
9891 (Symbol_table::gc_mark_undef_symbols): New function.
9892 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9893 (Symbol_table::gc_mark_dyn_syms): New function.
9894 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9895 as garbage.
9896 (Symbol_table::add_from_object): Likewise.
9897 (Symbol_table::add_from_relobj): When building shared objects, do not
9898 treat externally visible symbols as garbage.
9899 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9900 table information for static and relocatable links.
9901 * symtab.h (Symbol_table::set_gc): New function.
9902 (Symbol_table::gc): New function.
9903 (Symbol_table::gc_mark_undef_symbols): New function.
9904 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9905 (Symbol_table::gc_mark_dyn_syms): New function.
9906 (Symbol_table::gc_): New data member.
e1df38aa 9907 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9908 function.
9909 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9910 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9911
3b293544
CF		 99122009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9913
9914 * options.h (General_options::gc_sections): Define as a no-op for now.
9915 (General_options::no_keep_memory): Ditto.
9916 (General_options::Bshareable): Define.
9917 * options.cc (General_options::finalize): Honor -Bshareable.
9918
83d22aa8
AS		 99192009-01-20 Andreas Schwab <schwab@suse.de>
9920
9921 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9922 read the value in the contents, since we don't use it. Use the
9923 template endianness when writing.
9924 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9925
cd536b21
AS		 99262009-01-19 Andreas Schwab <schwab@suse.de>
9927
9928 * configure.tgt (powerpc64-*): Fix targ_obj.
9929
99e9a495
ILT		 99302009-01-15 Ian Lance Taylor <iant@google.com>
9931
9932 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9933 local symbols when stripping all symbols.
9934
bbbfea06
CC		 99352009-01-14 Cary Coutant <ccoutant@google.com>
9936
99e9a495 9937 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9938
0f7c0701
CC		 99392009-01-14 Cary Coutant <ccoutant@google.com>
9940
9941 * archive.cc (Archive::get_elf_object_for_member): Remove call
9942 to File_read::claim_for_plugin.
9943 * descriptors.cc (Descriptors::open): Remove reference to
9944 is_claimed.
9945 (Descriptors::claim_for_plugin): Remove.
9946 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9947 (Descriptors::is_claimed): Remove.
9948 (claim_descriptor_for_plugin): Remove.
9949 * fileread.cc (File_read::claim_for_plugin): Remove.
9950 * fileread.h (File_read::claim_for_plugin): Remove.
9951 (File_read::descriptor): Reopen descriptor if necessary.
9952 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9953 (Plugin_manager::all_symbols_read): Add task parameter. Change
9954 all callers.
9955 (Plugin_manager::get_input_file): New function.
9956 (Plugin_manager::release_input_file): New function.
9957 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9958 corresponding data member.
9959 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9960 and pass to base constructor. Change all callers.
9961 (get_input_file, release_input_file): New functions.
9962 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9963 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9964 (Plugin_manager::all_symbols_read): Add task parameter.
9965 (Plugin_manager::get_input_file): New function.
9966 (Plugin_manager::release_input_file): New function.
9967 (Plugin_manager::task_): New data member.
9968 (Pluginobj::Pluginobj): Add filesize parameter.
9969 (Pluginobj::filename): New function.
9970 (Pluginobj::descriptor): New function.
9971 (Pluginobj::filesize): New function.
9972 (Pluginobj::filesize_): New data member.
9973 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9974 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9975 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9976
9977 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9978 with archive libraries.
9979 * testsuite/Makefile.in: Regenerate.
9980 * testsuite/plugin_test.c (struct sym_info): New type.
9981 (get_input_file, release_input_file): New static variables.
9982 (onload): Capture new transfer vector entries.
9983 (claim_file_hook): Stop reading at end of file according to filesize.
9984 Factor out parsing of readelf output into separate function.
9985 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9986 APIs and get the source file name from the symbol table. Convert
9987 source file name to corresponding object file name. Print info
9988 message when adding new input files.
9989 (parse_readelf_line): New function.
9990 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9991 * testsuite/plugin_test_2.sh: Likewise.
9992 * testsuite/plugin_test_3.sh: Likewise.
9993 * testsuite/plugin_test_4.sh: New test case.
9994
62a6d109
ILT		 99952009-01-07 Ian Lance Taylor <iant@google.com>
9996
9997 * version.cc (version_string): Bump to 1.8.
9998
483620e8
CC		 99992008-12-23 Cary Coutant <ccoutant@google.com>
10000
10001 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10002 * plugin.cc (Plugin_manager::finish): Rename as
10003 layout_deferred_objects. Move cleanup to separate function.
10004 (Plugin_manager::cleanup): New function.
10005 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10006 separately.
10007 * plugin.h (Plugin_manager::finish): Rename as
10008 layout_deferred_objects.
10009 (Plugin_manager::cleanup): New function.
10010 (Plugin_manager::cleanup_done): New field.
10011
d66a9eb3
CC		 100122008-12-23 Cary Coutant <ccoutant@google.com>
10013
10014 * plugin.cc (is_visible_from_outside): New function.
10015 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10016 so we don't return "IR only" status for exported symbols or -r links.
10017
10018 * testsuite/Makefile.am (plugin_test_3): New test case.
10019 * testsuite/Makefile.in: Regenerate.
10020 * testsuite/plugin_test_3.sh: New file.
10021
5995b570
CC		 100222008-12-22 Cary Coutant <ccoutant@google.com>
10023
10024 * object.cc (Sized_relobj::layout_section): New function.
10025 (Sized_relobj::do_layout): Defer layout of input sections until after
10026 plugin has provided replacement files.
10027 (Sized_relobj::do_layout_deferred_sections): New function.
10028 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10029 (Relobj::layout_deferred_sections): New function.
10030 (Relobj::do_layout_deferred_sections): New function.
10031 (Sized_relobj::do_layout_deferred_sections): New function.
10032 (Sized_relobj::layout_section): New function.
10033 (Sized_relobj::Deferred_layout): New structure.
10034 (Sized_relobj::deferred_layout_): New field.
10035 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10036 Change all callers. Layout deferred sections.
10037 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10038 references.
10039 (Plugin_hook::run): Move code from do_plugin_hook inline.
10040 (Plugin_hook::do_plugin_hook): Remove.
10041 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10042 (Plugin_manager::finish): Renamed, was cleanup.
10043 (Plugin_manager::should_defer_layout): New function.
10044 (Plugin_manager::add_deferred_layout_object): New function.
10045 (Plugin_manager::Deferred_layout_list): New type.
10046 (Plugin_manager::deferred_layout_objects_): New field.
10047 (Plugin_hook::do_plugin_hook): Remove.
10048
ee769c88
ILT		 100492008-12-17 Ian Lance Taylor <iant@google.com>
10050
10051 * options.h (class General_options): Add --no case for
10052 --export-dynamic.
10053
abc8dcba
CC		 100542008-12-16 Cary Coutant <ccoutant@google.com>
10055
10056 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10057 vector.
10058 (Plugin_manager::claim_file): Create plugin object even if
10059 plugin did not call the add_symbols callback.
10060 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10061 asking for more symbols than were added.
10062 * testsuite/Makefile.am (plugin_test_1): Add test case with
10063 no global symbols.
10064 (empty.syms): New target.
10065 * testsuite/Makefile.in: Regenerate.
10066 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10067 message. Don't call add_symbols if no globals.
10068 (all_symbols_read_hook): Don't provide replacement for empty
10069 claimed file.
10070
b0074644
ILT		 100712008-12-12 Ian Lance Taylor <iant@google.com>
10072
68943102
ILT		 10073 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10074 r_type == 0 for a local symbol with r_sym == 0.
10075 (scan_relocatable_relocs): Pass r_sym to
10076 local_non_section_strategy.
10077 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10078 r_sym parameter.
10079
b0074644
ILT		 10080 * configure.ac: Update test for TLS descriptors: they are
10081 supported as of glibc 2.9.
10082 * configure: Rebuild.
10083
c2508178
ILT		 100842008-12-11 Ian Lance Taylor <iant@google.com>
10085
10086 PR 7091
10087 * target-reloc.h (Default_scan_relocatable_relocs): For each
10088 function, map r_type == 0 to RELOC_DISCARD.
10089
2756a258
CC		 100902008-12-10 Cary Coutant <ccoutant@google.com>
10091
10092 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10093 object to override a kept COMDAT group from a plugin object.
10094
bb6f53d3
ILT		 100952008-12-09 Ian Lance Taylor <iant@google.com>
10096
fbc558e1
ILT		 10097 PR 7088
10098 * yyscript.y (file_cmd): Handle INPUT.
10099
bb6f53d3
ILT		 10100 * testsuite/initpri1.c: Change all declarations to be full
10101 prototypes by adding void, to avoid compiler warnings.
10102
4674ecfc
CC		 101032008-12-05 Rafael Avila de Espindola <espindola@google.com>
10104
10105 * options.cc (General_options::parse_plugin_opt): New.
10106 (General_options::add_plugin): The argument now is just the filename.
10107 (General_options::add_plugin_option): New.
10108 * options.h (plugin_opt): New.
10109 (add_plugin): Change argument name.
10110 (add_plugin_option): New.
10111 * plugin.cc (Plugin::load): Don't parse the plugin option.
10112 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10113 (Plugin::add_option): New.
10114 (Plugin::args_): Change type.
10115 (Plugin::filename_): New.
10116 (Plugin_manager::add_plugin_option): New.
10117 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10118 * testsuite/Makefile.in: Regenerate.
10119
fd06b4aa
CC		 101202008-12-05 Cary Coutant <ccoutant@google.com>
10121
10122 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10123 Handle --strip-lto-sections option.
10124 * options.h (strip_lto_sections): New option.
10125
6c52134c
CC		 101262008-12-01 Cary Coutant <ccoutant@google.com>
10127
10128 * plugin.cc (ld_plugin_message): Change format parameter to const.
10129 Fix mismatch between new[] and delete.
10130
a45248e0
CC		 101312008-11-14 Cary Coutant <ccoutant@google.com>
10132
10133 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10134 instead of -1U.
10135
c82fbeee
CS		 101362008-11-05 Craig Silverstein <csilvers@google.com>
10137
10138 * options.cc (General_options::parse_dynamic_list): New function.
10139 * options.h (General_options): New flags dynamic_list,
10140 dynamic_list_data, dynamic_list_cpp_new, and
10141 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10142 (General_options::in_dynamic_list): New function.
10143 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10144 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10145 (Lex::can_continue_name): Likewise.
10146 (yylex): Likewise.
10147 (read_script_file): New parameter script_options.
10148 (read_dynamic_list): New function.
10149 (Script_options::define_dynamic_list): New function.
10150 (dynamic_list_keyword_parsecodes): New variable.
10151 (dynamic_list_keywords): New variable.
10152 * script.h (Script_options::define_dynamic_list): New function
10153 prototype.
10154 (read_dynamic_list): New function prototype.
10155 * symtab.cc (strprefix): New macro.
10156 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10157 dynamic_list_data, dynamic_list_cpp_new, and
10158 dynamic_list_cpp_typeinfo.
10159 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10160 (dynamic_list_expr): New rule.
10161 (dynamic_list_nodes): Likewise.
10162 (dynamic_list_node): Likewise.
10163 * testsuite/Makefile.am (dynamic_list): New test.
10164 * testsuite/Makefile.in: Regenerated.
10165 * testsuite/dynamic_list.t: New file.
10166 * testsuite/dynamic_list.sh: New file.
10167
e0bb29a5
CS		 101682008-11-05 Craig Silverstein <csilvers@google.com>
10169
10170 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10171 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10172 (t11_last): Likewise.
10173 * testsuite/ver_test_6.c (main): Likewise.
10174
4e1e25e0
CC		 101752008-10-07 Cary Coutant <ccoutant@google.com>
10176
10177 * options.c (General_options::finalize): Add check for -static and
10178 -shared.
10179 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10180 is not empty.
10181
92f03fcb
CC		 101822008-10-02 Cary Coutant <ccoutant@google.com>
10183
10184 * plugin.cc (make_sized_plugin_object): Fix conditional
10185 compilation to work when not all targets are enabled.
10186
fbd8a257
CC		 101872008-09-29 Cary Coutant <ccoutant@google.com>
10188
10189 * archive.cc (Archive::get_file_and_offset): Use filename instead
10190 of name to get library path.
10191 (Archive::include_member): Unlock external member of a thin archive.
10192
10193 * testsuite/Makefile.am (TEST_AR): New variable.
10194 (thin_archive_test_1): New test.
10195 (thin_archive_test_2): New test.
81636b3f
CC		 10196 * testsuite/Makefile.in: Regenerate.
10197 * testsuite/thin_archive_main.cc: New file.
10198 * testsuite/thin_archive_test_1.cc: New file.
10199 * testsuite/thin_archive_test_2.cc: New file.
10200 * testsuite/thin_archive_test_3.cc: New file.
10201 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10202
eff45813
CC		 102032008-09-29 Cary Coutant <ccoutant@google.com>
10204
10205 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10206 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10207 instead of -1U.
10208 (Sized_relobj::do_finalize_local_symbols): Likewise.
10209 (Sized_relobj::map_to_kept_section): Likewise.
10210 * object.h (Sized_relobj::invalid_address): New constant.
10211 (Sized_relobj::do_output_section_offset): Check for invalid_address
10212 and return -1ULL.
10213 * output.cc (Output_reloc::local_section_offset): Use constant
10214 invalid_address instead of -1U.
10215 (Output_reloc::get_address): Likewise.
10216 (Output_section::output_address): Change -1U to -1ULL.
10217 * output.h (Output_reloc::invalid_address): New constant.
10218 * reloc.cc (Sized_relobj::write_sections): Use constant
10219 invalid_address instead of -1U.
10220 (Sized_relobj::relocate_sections): Likewise.
10221 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10222 values for merge sections.
10223 * target-reloc.h (relocate_for_relocatable): Use constant
10224 invalid_address instead of -1U.
10225
89fc3421
CC		 102262008-09-19 Cary Coutant <ccoutant@google.com>
10227
10228 Add plugin functionality for link-time optimization (LTO).
10229 * configure.ac (plugins): Add --enable-plugins option.
10230 * configure: Regenerate.
10231 * config.in: Regenerate.
10232 * Makefile.am (LIBDL): New variable.
10233 (CCFILES): Add plugin.cc.
10234 (HFILES): Add plugin.h.
10235 (ldadd_var): Add LIBDL.
10236 * Makefile.in: Regenerate.
10237
10238 * archive.cc: Include "plugin.h".
10239 (Archive::setup): Don't preread archive symbols when using a plugin.
10240 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10241 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10242 files.
10243 (Archive::include_member): Add symbols from plugin objects.
10244 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10245 * descriptors.cc (Descriptors::open): Check for file descriptors
10246 abandoned by plugins.
10247 (Descriptors::claim_for_plugin): New function.
10248 * descriptors.h (Descriptors::claim_for_plugin): New function.
10249 (Open_descriptor::is_claimed): New field.
10250 (claim_descriptor_for_plugin): New function.
10251 * fileread.cc (File_read::claim_for_plugin): New function.
10252 * fileread.h (File_read::claim_for_plugin): New function.
10253 (File_read::descriptor): New function.
10254 * gold.cc: Include "plugin.h".
10255 (queue_initial_tasks): Add task to call plugin hooks for generating
10256 new object files.
10257 * main.cc: Include "plugin.h".
10258 (main): Load plugin libraries.
10259 * object.h (Pluginobj): Declare.
10260 (Object::pluginobj): New function.
10261 (Object::do_pluginobj): New function.
10262 (Object::set_target): New function.
10263 * options.cc: Include "plugin.h".
10264 (General_options::parse_plugin): New function.
10265 (General_options::General_options): Initialize plugins_ field.
10266 (General_options::add_plugin): New function.
10267 * options.h (Plugin_manager): Declare.
10268 (General_options): Add --plugin option.
10269 (General_options::has_plugins): New function.
10270 (General_options::plugins): New function.
10271 (General_options::add_plugin): New function.
10272 (General_options::plugins_): New field.
10273 * plugin.cc: New file.
10274 * plugin.h: New file.
10275 * readsyms.cc: Include "plugin.h".
10276 (Read_symbols::do_read_symbols): Check for archive before checking
10277 for ELF file. Call plugin hooks to claim files.
10278 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10279 from a real object file; force override when processing replacement
10280 files.
10281 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10282 (Symbol::init_base_object): Likewise.
10283 (Symbol::init_base_output_data): Likewise.
10284 (Symbol::init_base_output_segment): Likewise.
10285 (Symbol::init_base_constant): Likewise.
10286 (Symbol::init_base_undefined): Likewise.
10287 (Symbol::output_section): Assert that object is not a plugin.
10288 (Symbol_table::add_from_pluginobj): New function.
10289 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10290 undefined.
10291 (Symbol_table::sized_write_globals): Likewise.
10292 (Symbol_table::add_from_pluginobj): Instantiate template.
10293 * symtab.h (Sized_pluginobj): Declare.
10294 (Symbol::in_real_elf): New function.
10295 (Symbol::set_in_real_elf): New function.
10296 (Symbol::in_real_elf_): New field.
10297 (Symbol_table::add_from_pluginobj): New function.
10298
10299 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10300 (LIBDL): New variable.
10301 (LDADD): Add LIBDL.
10302 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10303 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10304 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10305 (MOSTLYCLEANFILES): Likewise.
10306 * testsuite/Makefile.in: Regenerate.
10307 * testsuite/plugin_test.c: New file.
10308 * testsuite/plugin_test_1.sh: New file.
10309 * testsuite/plugin_test_2.sh: New file.
10310
de31bda5
ILT		 103112008-09-16 Ian Lance Taylor <iant@google.com>
10312
9c2d0ef9
ILT		 10313 * target-reloc.h (relocate_section): Check whether a symbol is
10314 defined by the ABI before reporting an undefined symbol error.
10315 * target.h (Target::is_defined_by_abi): Make parameter const.
10316 (Target::do_is_defined_by_abi): Likewise.
10317 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10318 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10319 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10320 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10321 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10322 * testsuite/Makefile.in: Rebuild.
10323
de31bda5
ILT		 10324 * fileread.cc (make_view): Add casts to avoid warning.
10325
9fa33bee
AO		 103262008-09-16 Alexandre Oliva <aoliva@redhat.com>
10327
10328 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10329 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10330
183fd0e3
AO		 103312008-09-16 Alexandre Oliva <aoliva@redhat.com>
10332
10333 * options.h (General_options::output_is_executable): New.
10334 (General_options::output_is_pie): New.
10335 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10336 for shared libraries.
10337 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10338
7be8330a
CD		 103392008-09-11 Chris Demetriou <cgd@google.com>
10340
10341 * options.h (origin): New -z option.
10342 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10343 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10344 in DT_FLAGS_1.
10345
a9caad02
CC		 103462008-09-05 Cary Coutant <ccoutant@google.com>
10347
10348 * fileread.cc (File_read::make_view): Add check for attempt to map
10349 beyond end of file.
10350
ae6dce4d
CC		 103512008-09-05 Cary Coutant <ccoutant@google.com>
10352
10353 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10354 explicit instantiations.
10355
d7ab2a47
KVH		 103562008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10357
10358 PR gold/6858
10359 * options.cc (General_options::finalize): Allow undefined symbols
10360 in shlibs if linking -shared.
10361
10362 PR gold/6859
10363 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10364 symbols as not needing a dynsym entry.
10365
1e52a9c1
CS		 103662008-08-20 Craig Silverstein <csilvers@google.com>
10367
10368 * fileread.cc (File_read::open): Do not lock the file unless it
10369 was successfully opened.
10370
d85c80a3
CC		 103712008-08-14 Cary Coutant <ccoutant@google.com>
10372
10373 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10374 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10375 * testsuite/tls_test.cc (struct int128): 128-bit struct
10376 for testing TLS relocs with non-zero addend.
10377 (v12): New TLS variable.
10378 (t12): New test.
10379 (t_last): Add check for v12.
10380 * testsuite/tls_test.h (t12): New function.
10381 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10382
2d924fd9
ILT		 103832008-08-13 Ian Lance Taylor <iant@google.com>
10384
10385 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10386 set tls_segment_ or relro_segment_.
10387 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10388 when appropriate.
10389 * output.h (Output_section::clear_is_relro): New function.
10390 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10391 sections specially even when output_data_ is empty.
10392 (Output_segment::maximum_alignment): When first section is relro,
10393 only force alignment for PT_LOAD segments.
10394 * script.cc (script_data_segment_align): New function.
10395 (script_data_segment_relro_end): New function.
10396 * script-c.h (script_data_segment_align): Declare.
10397 (script_data_segment_relro_end): Declare.
10398 * script-sections.h (class Script_sections): Declare
10399 data_segment_align and data_segment_relro_end. Add fields
10400 segment_align_index_ and saw_relro_end_.
10401 * script-sections.cc (class Sections_element): Add set_is_relro
10402 virtual function. Add new bool* parameter to place_orphan_here.
10403 Add get_output_section virtual function.
10404 (class Output_section_definition): Add set_is_relro. Add new
10405 bool* parameter to place_orphan_here. Add get_output_section.
10406 Add is_relro_ field.
10407 (Output_section_definition::Output_section_definition): Initialize
10408 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10409 and is_relro_ fields.
10410 (Output_section_definition::place_orphan_here): Add is_relro
10411 parameter.
10412 (Output_section_definition::set_section_addresses): Set relro for
10413 output section.
10414 (Output_section_definition::alternate_constraint): Likewise.
10415 (class Orphan_output_section): Add new bool* parameter to
10416 place_orphan_here. Add get_output_section.
10417 (Orphan_output_section::place_orphan_here): Add is_relro
10418 parameter.
10419 (Script_sections::Script_sections): Initialize
10420 data_segment_align_index_ and saw_relro_end_.
10421 (Script_sections::data_segment_align): New function.
10422 (Script_sections::data_segment_relro_end): New function.
10423 (Script_sections::place_orphan): Set or clear is_relro.
10424 (Script_sections::set_section_addresses): Force alignment of first
10425 TLS section.
10426 * yyscript.y (exp): Call script_data_segment_align and
10427 script_data_segment_relro_end.
10428 * testsuite/relro_script_test.t: New file.
10429 * testsuite/relro_test.cc (using_script): Declare.
10430 (t1, t2): Test using_script.
10431 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10432 (relro_script_test_SOURCES): Define.
10433 (relro_script_test_DEPENDENCIES): Define.
10434 (relro_script_test_LDFLAGS): Define.
10435 (relro_script_test_LDADD): Define.
10436 (relro_script_test.so): New target.
10437 * testsuite/Makefile.in: Rebuild.
10438
f827c9a9
CC		 104392008-08-06 Cary Coutant <ccoutant@google.com>
10440
10441 * archive.cc (Archive::total_archives, Archive::total_members)
10442 (Archive::total_members_loaded): New variables.
10443 (Archive::setup): Add parameter. Add option to preread
10444 archive symbols.
10445 (Archive::read_armap): Add counter.
10446 (Archive::get_file_and_offset): New function.
10447 (Archive::get_elf_object_for_member): New function.
10448 (Archive::read_all_symbols): New function.
10449 (Archive::read_symbols): New function.
10450 (Archive::add_symbols): Add counters.
10451 (Archive::include_all_members): Use armap to find members if it's
10452 already built.
10453 (Archive::include_member): Skip reading symbols if already read.
10454 Factored code into Archive::get_file_and_offset and
10455 Archive::get_elf_object_for_member. Changed call to
10456 Mapfile::report_include_archive_member.
10457 (Archive::print_stats): New function.
10458 * archive.h: Declare Object and Read_symbols_data classes.
10459 (Archive::Archive): Add initializers for new members.
10460 (Archive::setup): Add parameter.
10461 (Archive::print_stats): New function.
10462 (Archive::total_archives, Archive::total_members)
10463 (Archive::total_members_loaded): New variables.
10464 (Archive::get_file_and_offset): New function.
10465 (Archive::get_elf_object_for_member): New function.
10466 (Archive::read_all_symbols): New function.
10467 (Archive::read_symbols): New function.
10468 (Archive::Archive_member): New class.
10469 (Archive::members_): New member.
10470 (Archive::num_members_): New member.
10471 * main.cc: Include archive.h.
10472 (main): Call Archive::print_stats.
10473 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10474 archive parameter; member_name is now the fully-decorated name.
10475 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10476 * options.h: (General_options): Add --preread-archive-symbols option.
10477 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10478 Archive::setup.
10479
de4c45bd
ILT		 104802008-08-04 Ian Lance Taylor <iant@google.com>
10481
10482 * symtab.h (Symbol::use_plt_offset): New function.
10483 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10484 * powerpc.cc (Relocate::relocate): Likewise.
10485 * sparc.cc (Relocate::relocate): Likewise.
10486 * x86_64.cc (Relocate::relocate): Likewise.
10487 * testsuite/weak_plt.sh: New test.
10488 * testsuite/weak_plt_main.cc: New test.
10489 * testsuite/weak_plt_shared.cc: New test.
10490 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10491 (check_PROGRAMS): Add weak_plt.
10492 (check_DATA): Add weak_plt_shared.so.
10493 (weak_plt_main_pic.o, weak_plt): New targets.
10494 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10495 * testsuite/Makefile.in: Rebuild.
10496
10497 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10498 gcctestdir/ld.
10499 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10500 * testsuite/Makefile.in: Rebuild.
10501
323ee3f4
AM		 105022008-08-04 Alan Modra <amodra@bigpond.net.au>
10503
10504 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10505 * Makefile.in: Regenerate.
10506 * po/POTFILES.in: Regenerate.
10507
7c07ecec
ILT		 105082008-07-29 Ian Lance Taylor <iant@google.com>
10509
10510 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10511 symbols before other symbols.
10512 * testsuite/script_test_2.cc (test_addr): Declare.
10513 (test_addr_alias): Declare.
10514 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10515 values.
7c07ecec
ILT		 10516 * testsuite/script_test_2.t: Define test_addr_alias and
10517 test_addr.
10518
5778530e
ILT		 105192008-07-24 Ian Lance Taylor <iant@google.com>
10520
2a00e4fb
ILT		 10521 PR 5990
10522 * descriptors.cc: New file.
10523 * descriptors.h: New file.
10524 * gold-threads.h (class Hold_optional_lock): New class.
10525 * fileread.cc: Include "descriptors.h".
10526 (File_read::~File_read): Release descriptor rather than closing
10527 it.
10528 (File_read::open) [file]: Call open_descriptor rather than open.
10529 Set is_descriptor_opened_.
10530 (File_read::open) [memory]: Assert that descriptor is not open.
10531 (File_read::reopen_descriptor): New function.
10532 (File_read::release): Release descriptor.
10533 (File_read::do_read): Make non-const. Reopen descriptor.
10534 (File_read::read): Make non-const.
10535 (File_read::make_view): Reopen descriptor.
10536 (File_read::do_readv): Likewise.
10537 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10538 Update declarations.
10539 * layout.cc: Include "descriptors.h".
10540 (Layout::create_build_id): Use open_descriptor rather than open.
10541 * output.cc: Include "descriptors.h".
10542 (Output_file::open): Use open_descriptor rather than open.
10543 * archive.cc (Archive::const_iterator): Change Archive to be
10544 non-const.
10545 (Archive::begin, Archive::end): Make non-const.
10546 (Archive::count_members): Likewise.
10547 * archive.h (class Archive): Update declarations.
10548 * object.h (Object::read): Make non-const.
10549 * Makefile.am (CCFILES): Add descriptors.cc.
10550 (HFILES): Add descriptors.h.
10551 * Makefile.in: Rebuild.
10552
801647d1
ILT		 10553 PR 6716
10554 * gold.h: Always include <clocale>. Add Solaris workarounds
10555 following code in binutils/sysdep.h.
10556
5edd166e
ILT		 10557 PR 6048
10558 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10559 this->eh_frame_hdr_ is NULL before using it.
10560
c89ad728
ILT		 10561 * dynobj.cc (Versions::Versions): Update comment.
10562
aa86f06b
ILT		 10563 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10564 the base version name.
10565
5778530e
ILT		 10566 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10567 array size plus one.
10568 (Stringpool_template::set_string_offsets): Subtract one from key
10569 before using it as an array index.
10570 (Stringpool_template::get_offset_with_length): Likewise.
10571 (Stringpool_template::write_to_buffer): Likewise.
10572 * stringpool.h (Stringpool_template::get_offset_from_key):
10573 Likewise.
10574
057ead22
ILT		 105752008-07-23 Ian Lance Taylor <iant@google.com>
10576
7f649c59
ILT		 10577 PR 6658
10578 * object.h (Merged_symbol_value::value): Do our best to handle a
10579 negative addend.
10580
057ead22
ILT		 10581 PR 6647
10582 * script.cc (Version_script_info::get_versions): Don't add empty
10583 version tag to return value.
10584 (Version_script_info::get_symbol_version_helper): Change return
10585 type to bool. Add pversion parameter. Change all callers.
10586 (script_register_vers_node): Don't require a non-NULL tag.
10587 * script.h (class Version_script_info): Update declarations.
10588 (Version_script_info::get_symbol_version): Change return type to
10589 bool. Add version parameter. Change all callers.
10590 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10591 handling. Handle an empty version from a version script.
10592 (Symbol_table::define_special_symbol): Likewise.
10593 * testsuite/ver_test_10.script: New file.
10594 * testsuite/ver_test_10.sh: New file.
10595 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10596 (check_DATA): Add ver_test_10.syms.
10597 (ver_test_10.syms, ver_test_10.so): New target.
10598 * testsuite/Makefile.in: Rebuild.
10599
58e54ac2
CD		 106002008-07-23 Simon Baldwin <simonb@google.com>
10601
10602 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10603 to zero for undefined symbols from dynamic libraries.
10604
95d14cd3
ILT		 106052008-07-23 Ian Lance Taylor <iant@google.com>
10606
10607 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10608 Change all callers.
10609 * symtab.h (class Symbol_table): Update declaration.
10610 * testsuite/ver_test_9.cc: New file.
10611 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10612 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10613 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10614 (ver_test_9.so, ver_test_9.o): New targets.
10615 * testsuite/Makefile.in: Rebuild.
10616
92de84a6
ILT		 106172008-07-22 Ian Lance Taylor <iant@google.com>
10618
34810851
ILT		 10619 * options.h (class General_options): Define --check-sections.
10620 * layout.cc (Layout::set_segment_offsets): Handle
10621 --check-sections.
10622
af6156ef
ILT		 10623 * options.h (class General_options): Define -n/--nmagic and
10624 -N/--omagic.
10625 * options.cc (General_options::finalize): For -n/--nmagic or
10626 -N/--omagic, set -static.
10627 * layout.cc (Layout::attach_allocated_section_to_segment): If
10628 -N/--omagic, don't put read-only and read-write sections in
10629 different segments.
10630 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10631 finding a read-only segment.
10632 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10633 don't set the minimum segment alignment to the common page size,
10634 and don't set the file offset to the address modulo the page size.
10635 * script-sections.cc (Script_sections::create_segments): If
10636 -n/--omagic, don't put read-only and read-write sections in
10637 different segments.
10638
92de84a6
ILT		 10639 * cref.cc: New file.
10640 * cref.h: New file.
10641 * options.h (class General_options): Add --print-symbol-counts.
10642 * main.cc (main): Issue defined symbol report if requested.
10643 * archive.cc (Archive::interpret_header): Make into a const member
10644 function.
10645 (Archive::add_symbols): Call Input_objects::archive_start and
10646 archive_stop.
10647 (Archive::const_iterator): Define new class.
10648 (Archive::begin, Archive::end): New functions.
10649 (Archive::include_all_members): Rewrite to use iterator.
10650 (Archive::count_members): New function.
10651 * archive.h (class Archive): Update declarations.
10652 (Archive::filename): New function.
10653 * object.cc: Include "cref.h".
10654 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10655 (Sized_relobj::do_get_global_symbol_counts): New function.
10656 (Input_objects::add_object): Add object to cross-referencer.
10657 (Input_objects::archive_start): New function.
10658 (Input_objects::archive_stop): New function.
10659 (Input_objects::print_symbol_counts): New function.
10660 * object.h: Declare Cref and Archive.
10661 (Object::get_global_symbol_counts): New function.
10662 (Object::do_get_global_symbol_counts): New pure virtual function.
10663 (class Sized_relobj): Add defined_count_ field. Update
10664 declarations.
10665 (class Input_objects): Add cref_ field. Update constructor.
10666 Update declarations.
10667 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10668 defined_count_.
10669 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10670 symbol counts.
10671 (Sized_dynobj::do_get_global_symbol_counts): New function.
10672 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10673 defined_count_. Update declarations. Define Symbols typedef.
10674 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10675 parameter. Change all callers.
10676 (Symbol_table::add_from_dynobj): Add sympointers and defined
10677 parameters. Change all callers.
10678 * symtab.h (class Symbol_table): Update declarations.
10679 * Makefile.am (CCFILES): Add cref.cc.
10680 (HFILES): Add cref.h.
10681 * Makefile.in: Rebuild.
10682
3f7c5e1d
CD		 106832008-07-22 Simon Baldwin <simonb@google.com>
10684
10685 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10686 to zero when writing undefined symbols.
10687
e0b64032
ILT		 106882008-07-22 Ian Lance Taylor <iant@google.com>
10689
10690 * output.cc (Output_section::add_input_section): Don't try to
10691 merge empty merge sections.
10692
096b02cf
CS		 106932008-07-21 Craig Silverstein <csilvers@google.com>
10694
10695 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10696 Include symbol version in error message.
cd536b21 10697
1d1f116d
CD		 106982008-07-20 Chris Demetriou <cgd@google.com>
10699
cd536b21 10700 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10701 (RANDOM_SEED_CFLAGS): New substituted variable.
10702 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10703 * configure: Rebuild.
10704 * Makefile.in: Likewise.
10705 * testsuite/Makefile.in: Likewise.
10706
a18f591e
ILT		 107072008-07-18 Ian Lance Taylor <iant@google.com>
10708
10709 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10710 where we see NAME/NULL and NAME/VERSION as separate symbols.
10711 * testsuite/ver_test_main.cc (main): Call t4.
10712 (t4, t4_2a): Define.
10713 * testsuite/ver_test_2.cc (t4_2): Define.
10714 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10715 * testsuite/ver_test_4.cc (t4_2a): Define.
10716 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10717 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10718
c6e3f6ed
ILT		 107192008-07-17 Ian Lance Taylor <iant@google.com>
10720
10721 * dynobj.cc (Versions::add_def): If we give an error about a
10722 missing version, go ahead and create the version anyhow.
10723
ef9beddf
ILT		 107242008-07-10 Ian Lance Taylor <iant@google.com>
10725
10726 Handle output sections with more than 0x7fffffff bytes.
10727 * object.h (class Relobj): Change map_to_output_ to
10728 output_sections_, and just keep a section pointer. Change all
10729 uses. Move comdat group support to Sized_relobj.
10730 (Relobj::is_section_specially_mapped): Remove.
10731 (Relobj::output_section): Remove poff parameter. Change all
10732 callers.
10733 (Relobj::output_section_offset): New function.
10734 (Relobj::set_section_offset): Rewrite.
10735 (Relobj::map_to_output): Remove.
10736 (Relobj::output_sections): New function.
10737 (Relobj::do_output_section_offset): New pure virtual function.
10738 (Relobj::do_set_section_offset): Likewise.
10739 (class Sized_relobj): Add section_offsets_ field. Add comdat
10740 group support from Relobj. Update declarations.
10741 (Sized_relobj::get_output_section_offset): New function.
10742 (Sized_relobj::do_output_section_offset): New function.
10743 (Sized_relobj::do_set_section_offset): New function.
10744 * object.cc (Relobj::output_section_address): Remove.
10745 (Sized_relobj::Sized_relobj): Initialize new fields.
10746 (Sized_relobj::include_section_group): Cast find_kept_object to
10747 Sized_relobj.
10748 (Sized_relobj::include_linkonce_section): Likewise.
10749 (Sized_relobj::do_layout): Use separate arrays for output section
10750 and output offset.
10751 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10752 output_sections.
10753 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10754 output_sections and section_offsets.
10755 (Sized_relobj::write_local_symbols): Likewise.
10756 (map_to_kept_section): Compute output address directly.
10757 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10758 output_sections and section_offsets.
10759 (Sized_relobj::write_sections): Likewise.
10760 (Sized_relobj::relocate_sections): Likewise.
10761 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10762 * output.h (class Output_reloc): Update declarations. Change
10763 u2_.relobj to Sized_relobj*.
10764 (class Output_data_reloc): Change add functions to use
10765 Sized_relobj*.
10766 * output.cc (Output_reloc::Output_reloc): Change relobj to
10767 Sized_relobj*.
10768 (Output_reloc::local_section_offset): Change return type to
10769 Elf_Addr. Use get_output_section_offset.
10770 (Output_reloc::get_address): Likewise.
10771 (Output_section::is_input_address_mapped): Don't call
10772 is_section_specially_mapped.
10773 (Output_section::output_offset): Likewise.
10774 (Output_section::output_address): Likewise.
10775 (Output_section::starting_output_address): Likewise.
10776 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10777 parameter to Sized_relobj*.
10778 (Copy_relocs::need_copy_reloc): Likewise.
10779 (Copy_relocs::save): Likewise.
10780 * copy-relocs.h (class Copy_relocs): Update declarations.
10781 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10782 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10783 * target-reloc.h (relocate_for_relocatable): Change
10784 offset_in_output_section type to Elf_Addr. Change code that uses
10785 it as well.
10786 * layout.cc (Layout::layout): Always set *off.
10787 * mapfile.cc (Mapfile::print_input_section): Use
10788 output_section_offset.
10789 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10790 Sized_relobj*.
10791 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10792 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10793 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10794
5cb66f97
ILT		 107952008-07-03 Ian Lance Taylor <iant@google.com>
10796
10797 * layout.cc (Layout::include_section): Do not discard unrecognized
10798 SHT_STRTAB sections.
10799
afe47622
CS		 108002008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10801
10802 * script.cc (Lex::can_continue_name): Make '?' allowable in
10803 version-script names.
10804 * testsuite/version_script.map: Change glob pattern to use '?'
10805
5adf9721
ILT		 108062008-06-30 Manish Singh <yosh@gimp.org>
10807
10808 PR 6585
10809 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10810 Correct typo.
10811
e6fde208
ILT		 108122008-06-30 Ian Lance Taylor <iant@google.com>
10813
10814 PR 6660
10815 PR 6682
10816 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10817 versions]: Don't try to read the value in the contents, since we
10818 don't use it. Use the template endianness when writing.
10819
3f2e6a2d
CC		 108202008-06-25 Cary Coutant <ccoutant@google.com>
10821
10822 * fileread.cc (File_read::make_view): Assert on zero-length view.
10823 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10824 symbol table when there are no symbols to read.
10825
c43d3a48
CS		 108262008-06-23 Craig Silverstein <csilvers@google.com>
10827
10828 * version.cc (version_string): Bump to 1.7
10829
5f494ea0
CS		 108302008-06-18 Craig Silverstein <csilvers@google.com>
10831
10832 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10833 constant 0xFFFF to type Valtype.
10834 (Powerpc_relocate_functions::rel16_ha): Likewise.
10835
c42e122e
ILT		 108362008-06-17 Ian Lance Taylor <iant@google.com>
10837
f34787f8
ILT		 10838 * output.h (Output_section::Input_section): Initialize p2align_ to
10839 zero for Output_section_data constructors.
10840 (Output_section::Input_section::addralign): If not an input
10841 section, return the alignment of the Output_section_data.
10842 * testsuite/copy_test.cc: New file.
10843 * testsuite/copy_test_1.cc: New file.
10844 * testsuite/copy_test_2.cc: New file.
10845 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10846 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10847 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10848 (copy_test_1_pic.o, copy_test_1.so): New targets.
10849 (copy_test_2_pic.o, copy_test_2.so): New targets.
10850 * testsuite/Makefile.in: Rebuild.
10851
c42e122e
ILT		 10852 * script-sections.cc (Script_sections::place_orphan): Initialize
10853 local variable exact.
10854
ce3ac18a
DE		 108552008-06-13 David Edelsohn <edelsohn@gnu.org>
10856
10857 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10858
42cacb20
DE		 108592008-06-12 David Edelsohn <edelsohn@gnu.org>
10860 David S. Miller <davem@davemloft.net>
10861
10862 * powerpc.cc: New file.
10863 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10864 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10865 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10866 * Makefile.in: Rebuild.
10867
7b308235
ILT		 108682008-06-09 Ian Lance Taylor <iant@google.com>
10869
10870 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10871 <exception>.
10872 (throwing, orig_terminate): New static variables.
10873 (terminate_handler): New static function.
10874 (t2): Set terminate handler.
10875
f0b886e3
ILT		 108762008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10877
10878 PR 6584
cd536b21 10879 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10880 alignment.
10881
3e90f135
CC		 108822008-05-30 Cary Coutant <ccoutant@google.com>
10883
10884 * archive.cc (Archive::include_all_members) Correct to step
10885 over symbol table and extended name table in thin archives.
10886
e09ad04a
ILT		 108872008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10888
10889 PR 6407
10890 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10891 calculation.
10892
62b01cb5
ILT		 108932008-05-28 Caleb Howe <cshowe@google.com>
10894
10895 * reduced_debug_output.cc: New file.
10896 * reduced_debug_output.h: New file.
92de84a6 10897 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10898 * options.cc (General_options::finalize): Add strip_debug_non_line
10899 to the strip heirarchy.
10900 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10901 fields.
10902 * layout.cc: Include "reduced_debug_output.h".
10903 (Layout::Layout): Initialize new fields.
10904 (line_only_debug_sections): New static array.
10905 (is_lines_only_debug_sections): New static inline function.
10906 (Layout::include_section): Handle --strip-debug-non-line.
10907 (Layout::make_output_section): If --strip-debug-non-line, build
10908 new output sections for .debug_abbrev and .debug_info.
10909 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10910 gold. Warn about possible overflow.
10911 (read_signed_LEB_128): Likewise.
10912 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10913 (read_signed_LEB_128): Declare.
10914 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10915 (HFILES): Add reduced_debug_output.h.
10916 * Makefile.in: Rebuild.
10917
7d9e3d98
ILT		 109182008-05-21 Ian Lance Taylor <iant@google.com>
10919
10920 * mapfile.cc: New file.
10921 * mapfile.h: New file.
10922 * options.h (class General_options): Add -M/--print-map and -Map.
10923 * options.cc (General_options::finalize): Make -M equivalent to
10924 -Map -.
10925 * main.cc: Include <cstdio> and "mapfile.h".
10926 (main): Open mapfile if requested.
10927 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10928 constructor. Change caller.
10929 (queue_initial_tasks): Add mapfile parameter. Change caller.
10930 (queue_middle_tasks): Likewise.
10931 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10932 declarations.
10933 * archive.cc: Include "mapfile.h".
10934 (Archive::add_symbols): Add mapfile parameter. Change all
10935 callers. Pass mapfile, symbol, and reason to include_member.
10936 (Archive::include_all_members): Add mapfile parameter. Change all
10937 callers.
10938 (Archive::include_member): Add mapfile, sym, and why parameters.
10939 Change all callers. Report inclusion to map file.
10940 * archive.h: Include "fileread.h".
10941 (class Archive): Update declarations.
10942 (Archive::file): New const method.
10943 (class Add_archive_symbols): Add mapfile_ field. Update
10944 constructor. Change all callers.
10945 * readsyms.h (class Read_symbols): Likewise.
10946 (class Finish_group): Likewise.
10947 (class Read_script): Likewise.
10948 * common.cc: Include "mapfile.h".
10949 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10950 all callers.
10951 (Symbol_table::do_allocate_commons): Likewise.
10952 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10953 symbol allocation to mapfile.
10954 * common.h (class Allocate_commons_task): Add mapfile_ field.
10955 Update constructor. Change all callers.
10956 * symtab.h (class Symbol_table): Update declarations.
10957 * layout.cc: Include "mapfile.h".
10958 (Layout_task_runner::run): Print information to mapfile.
10959 (Layout::create_gold_note): Change Output_data_fixed_space to
10960 Output_data_zero_fill.
10961 (Layout::create_build_id): Likewise.
10962 (Layout::print_to_mapfile): New function.
10963 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10964 constructor. Change caller.
10965 (class Layout): Declare print_to_mapfile.
10966 * output.cc (Output_section::Input_section::print_to_mapfile): New
10967 function.
10968 (Output_section::add_input_section): If producing a map, always
10969 add to input_sections_ list.
10970 (Output_section::do_print_to_mapfile): New function.
10971 (Output_segment::print_sections_to_mapfile): New function.
10972 (Output_segment::print_section_list_to_mapfile): New function.
10973 * output.h: Include "mapfile.h".
10974 (Output_data::print_to_mapfile): New function.
10975 (Output_data::do_print_to_mapfile): New virtual function.
10976 (Output_segment_headers::do_print_to_mapfile): New function.
10977 (Output_file_header::do_print_to_mapfile): New function.
10978 (Output_data_const::do_print_to_mapfile): New function.
10979 (class Output_data_const_buffer): Add map_name_ field. Update
10980 constructor. Change all callers. Add do_print_to_mapfile
10981 function.
10982 (class Output_data_fixed_space): Likewise.
10983 (class Output_data_space): Likewise.
10984 (class Output_data_zero_fill): New class.
10985 (Output_data_strtab::do_print_to_mapfile): New function.
10986 (Output_data_reloc_base::do_print_to_mapfile): New function.
10987 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10988 (Output_data_group::do_print_to_mapfile): New function.
10989 (Output_data_got::do_print_to_mapfile): New function.
10990 (Output_data_dynamic::do_print_to_mapfile): New function.
10991 (Output_symtab_xindex::do_print_to_mapfile): New function.
10992 (class Output_section): Declare do_print_to_mapflie. Declare
10993 print_to_mapfile in Input_section.
10994 (class Output_segment): Declare new functions.
10995 * object.h (Sized_relobj::symbol_count): New function.
10996 * script-sections.cc
10997 (Output_section_element_dot_assignment::set_section_addresses):
10998 Change Output_data_fixed_space to Output_data_zero_fill.
10999 (Output_data_expression::do_print_to_mapfile): New function.
11000 * script.cc (read_input_script): Add mapfile parameter. Change
11001 all callers.
11002 * script.h (read_input_script): Update declaration.
11003 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11004 (Eh_frame::do_print_to_mapfile): New function.
11005 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11006 (Output_merge_string::do_print_to_mapfile): New function.
11007 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11008 function.
11009 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11010 function.
11011 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11012 function.
11013 * Makefile.am (CCFILES): Add mapfile.cc.
11014 (HFILES): Add mapfile.h.
11015 * Makefile.in: Rebuild.
11016
9f1d377b
ILT		 110172008-05-19 Ian Lance Taylor <iant@google.com>
11018
11019 * options.h (class General_options): Add -z relro.
11020 * layout.cc (Layout::Layout): Initialize relro_segment_.
11021 (Layout::add_output_section_data): Return the output section.
11022 (Layout::make_output_section): Rcognize relro sections and mark
11023 them appropriately.
11024 (Layout::attach_allocated_section_to_segment): Put relro sections
11025 in a PT_GNU_RELRO segment.
11026 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11027 section as relro.
11028 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11029 PT_TLS segments.
11030 (Layout::linkonce_mapping): Map d.rel.ro.local to
11031 .data.rel.ro.local.
11032 (Layout::output_section_name): Us .data.rel.ro.local for any
11033 section which begins with that.
11034 * layout.h (class Layout): Update add_output_section_data
11035 declaration. Add relro_segment_ field.
11036 * output.cc (Output_section::Output_section): Initialize is_relro_
11037 and is_relro_local_ fields.
11038 (Output_segment::add_output_section): Group relro sections.
11039 (Output_segment::is_first_section_relro): New function.
11040 (Output_segment::maximum_alignment): If there is a relro section,
11041 align the segment to the common page size.
11042 (Output_segment::set_section_addresses): Track whether we are
11043 looking at relro sections. If the last section is a relro
11044 section, align to the common page size.
11045 (Output_segment::set_section_list_addresses): Add in_relro
11046 parameter. Change all callers. Align to the page size when
11047 moving from relro to non-relro section.
11048 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11049 segment.
11050 * output.h (class Output_section): Add is_relro_ and
11051 is_relro_local_ fields.
11052 (Output_section::is_relro): New function.
11053 (Output_section::set_is_relro): New function.
11054 (Output_section::is_relro_local): New function.
11055 (Output_section::set_is_relro_local): New function.
11056 (class Output_segment): Update declarations.
11057 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11058 * sparc.cc (Target_sparc::got_section): Likewise.
11059 * x86_64.cc (Target_x86_64::got_section): Likewise.
11060 * testsuite/relro_test_main.cc: New file.
11061 * testsuite/relro_test.cc: New file.
11062 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11063 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11064 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11065 (relro_test.so, relro_test_pic.o): New targets.
11066 * testsuite/Makefile.in: Rebuild.
11067
a984ee1d
ILT		 110682008-05-16 Ian Lance Taylor <iant@google.com>
11069
01676dcd
ILT		 11070 * output.cc (Output_segment::add_output_section): Remove front
11071 parameter.
11072 * output.h (class Output_segment): Remove
11073 add_initial_output_section and overloaded add_output_section.
11074 Update declaration of remaining add_output_section.
11075 * layout.cc (Layout::create_interp): Call add_output_section
11076 rather than add_initial_output_section.
11077 (Layout::finish_dynamic_section): Likewise.
11078
497897f9
ILT		 11079 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11080 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11081 know the dynamic type.
11082 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11083 field. Initialize it in constructor.
11084 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11085 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11086 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11087 reloc.
11088
a984ee1d
ILT		 11089 * output.cc (Output_reloc::get_address): Change return type to
11090 Elf_Addr.
11091 * output.h (class Output_reloc): Update get_address declaration.
11092 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11093 for section addresses.
11094
55ba0940
ILT		 110952008-05-09 Ian Lance Taylor <iant@google.com>
11096
11097 PR 6493
11098 * gold.cc (gold_nomem): Use return value of write.
11099
75517b77
ILT		 111002008-05-08 Ian Lance Taylor <iant@google.com>
11101
11102 * symtab.c (Symbol::init_base_output_data): Add version
11103 parameter. Change all callers.
11104 (Symbol::init_base_output_segment): Likewise.
11105 (Symbol::init_base_constant): Likewise.
11106 (Symbol::init_base_undefined): Likewise.
11107 (Sized_symbol::init_output_data): Likewise.
11108 (Sized_symbol::init_output_segment): Likewise.
11109 (Sized_symbol::init_constant): Likewise.
11110 (Sized_symbol::init_undefined): Likewise.
11111 (Symbol_table::do_define_in_output_data): If the new symbol has a
11112 version, mark it as the default.
11113 (Symbol_table::do_define_in_output_segment): Likewise.
11114 (Symbol_table::do_define_as_constant): Likewise.
11115 * symtab.h (class Symbol): Update declarations.
11116 (class Sized_symbol): Likewise.
11117 * resolve.cc (Symbol::override_version): New function.
c42e122e 11118 (Symbol::override_base): Call override_version.
75517b77
ILT		 11119 (Symbol::override_base_with_special): Likewise.
11120 * testsuite/ver_script_8.script: New file.
11121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11122 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11123 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11124 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11125
f1f70eae
ILT		 111262008-05-06 Ian Lance Taylor <iant@google.com>
11127
f3e9c5c5
ILT		 11128 PR 6049
11129 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11130 functions.
11131 (class General_options): Remove existing --undefined, and add
11132 --no-undefined instead. Add new --undefined as synonym for -u.
11133 * archive.cc (Archive::add_symbols): Check whether symbol was
11134 named with -u.
11135 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11136 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11137 all uses. Add IS_UNDEFINED. Update declarations to split
11138 different versions of init_base. Declare init_base_undefined.
11139 (Symbol::is_defined): Handle IS_UNDEFINED.
11140 (Symbol::is_undefined): Likewise.
11141 (Symbol::is_weak_undefined): Call is_undefined.
11142 (Symbol::is_absolute): Handle IS_CONSTANT.
11143 (class Sized_symbol): Update declarations to split different
11144 versions of init. Declare init_undefined.
11145 (class Symbol_table): Declare new functions.
11146 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11147 Change all callers.
11148 (Symbol::init_base_output_data): Likewise.
11149 (Symbol::init_base_output_segment): Likewise.
11150 (Symbol::init_base_constant): Likewise.
11151 (Symbol::init_base_undefined): New function.
11152 (Sized_symbol::init_object): Rename from init. Change all
11153 callers.
11154 (Sized_symbol::init_output_data): Likewise.
11155 (Sized_symbol::init_output_segment): Likewise.
11156 (Sized_symbol::init_constant): Likewise.
11157 (Sized_symbol::init_undefined): New function.
11158 (Symbol_table::add_undefined_symbols_from_command_line): New
11159 function.
11160 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11161 function.
11162 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11163 (Symbol::output_section): Likewise.
11164 (Symbol::set_output_section): Likewise.
11165 (Symbol_table::sized_finalize_symbol): Likewise.
11166 (Symbol_table::sized_write_globals): Likewise.
11167 * resolve.cc (Symbol_table::should_override): Likewise.
11168 (Symbol::override_base_with_special): Likewise.
11169
8bdcdf2c
ILT		 11170 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11171 symbol, change it to have default visibility.
11172 * testsuite/protected_1.cc: New file.
11173 * testsuite/protected_2.cc: New file.
11174 * testsuite/protected_3.cc: New file.
11175 * testsuite/protected_main_1.cc: New file.
11176 * testsuite/protected_main_2.cc: New file.
11177 * testsuite/protected_main_3.cc: New file.
11178 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11179 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11180 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11181 (protected_1.so): New target.
11182 (protected_1_pic.o, protected_2_pic.o): New targets.
11183 (protected_3_pic.o): New target.
11184 (check_PROGRAMS): Add protected_2.
11185 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11186 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11187 * testsuite/Makefile.in: Rebuild.
11188
2b706932
ILT		 11189 * options.h (DEFINE_var): Add set_user_set_##varname__.
11190 (DEFINE_bool_alias): New macro.
11191 (class General_options): Define -Bstatic using DEFINE_bool_alias
11192 rather than DEFINE_special. Add --undefined as an alias for -z
11193 defs.
11194 * options.cc (General_options::parse_Bstatic): Remove.
11195
d82a5bcc
ILT		 11196 * options.h (class General_options): Add --fatal-warnings.
11197 * main.cc (main): Implement --fatal-warnings.
11198 * errors.h (Errors::warning_count): New function.
11199
f1f70eae
ILT		 11200 * options.h (class General_options): Add -Bsymbolic-functions.
11201 * symtab.h (Symbol::is_preemptible): Check for
11202 -Bsymbolic-functions.
11203
8825ac63
ILT		 112042008-05-05 Ian Lance Taylor <iant@google.com>
11205
d98bc257
ILT		 11206 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11207 as noVARNAME rather than no-VARNAME.
11208 (class General_options): Add option -z combreloc.
11209 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11210 get_address.
11211 (Output_reloc::sort_before) [SHT_REL]: New function.
11212 (Output_reloc::sort_before) [SHT_RELA]: New function.
11213 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11214 Sort_relocs_comparison.
11215 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11216 parameter. Change all callers.
11217 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11218 sort_relocs parameter. Change all callers.
11219 * output.cc (Output_reloc::get_address): New function, broken out
11220 of write_rel.
11221 (Output_reloc::write_rel): Call it.
11222 (Output_reloc::compare): New function.
11223 (Output_data_reloc_base::do_write): Optionally sort relocs.
11224
60b2b4e7
ILT		 11225 * configure.ac: If targ_extra_obj is set, link it in.
11226 * configure.tgt: Initialize all variables.
11227 (x86_64*): Set targ_extra_obj and targ_extra_size.
11228 * configure: Rebuild.
11229
8825ac63
ILT		 11230 * object.cc (Sized_relobj::include_section_group): Adjust section
11231 indexes read from group data. Build vector to pass to
11232 layout_group.
11233 * layout.cc (Layout::layout_group): Add flags and shndxes
11234 parameters. Remove contents parameter. Change caller. Update
11235 explicit instantiations.
11236 * layout.h (class Layout): Update layout_group declaration.
11237 * output.cc (Output_data_group::Output_data_group): Add flags and
11238 input_shndxes parameters. Remove contents parameter. Change
11239 caller.
11240 (Output_data_group::do_write): Change input_sections_ to
11241 input_shndxes_.
11242 * output.h (class Output_data_group): Update constructor
11243 declaration. Rename input_sections_ to input_shndxes_.
11244 * testsuite/many_sections_test.cc: Add template.
11245
e94cf127
CC		 112462008-04-30 Cary Coutant <ccoutant@google.com>
11247
4418b2d5
CC		 11248 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11249
e94cf127
CC		 11250 * layout.cc (Layout::include_section): Refactored check for debug
11251 info section.
11252 (Layout::add_comdat): Add new parameters. Change type
11253 of signature parameter. Add object and shndx to signatures table.
11254 (Layout::find_kept_object): New function.
11255 * layout.h: Include <cstring>.
11256 (Layout::is_debug_info_section): New function.
11257 (Layout::add_comdat): Add new parameters.
11258 (Layout::find_kept_object): New function.
11259 (Layout::Kept_section): New struct.
11260 (Layout::Signatures): Change type of map range.
11261 * object.cc (Relobj::output_section_address): New function.
11262 (Sized_relobj::include_section_group): Add new parameters. Change
11263 calls to Layout::add_comdat. Change to build table of kept comdat
11264 groups and table mapping discarded sections to kept sections.
11265 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11266 (Sized_relobj::do_layout): Change calls to include_section_group and
11267 include_linkonce_section.
11268 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11269 value to zero when section is discarded.
11270 (Sized_relobj::map_to_kept_section): New function.
11271 * object.h (Relobj::output_section_address): New function.
11272 (Relobj::Comdat_group): New type.
11273 (Relobj::find_comdat_group): New function.
11274 (Relobj::Comdat_group_table): New type.
11275 (Relobj::Kept_comdat_section): New type.
11276 (Relobj::Kept_comdat_section_table): New type.
11277 (Relobj::add_comdat_group): New function.
11278 (Relobj::set_kept_comdat_section): New function.
11279 (Relobj::get_kept_comdat_section): New function.
11280 (Relobj::comdat_groups_): New field.
11281 (Relobj::kept_comdat_sections_): New field.
11282 (Symbol_value::input_value): Update comment.
11283 (Sized_relobj::map_to_kept_section) New function.
11284 (Sized_relobj::include_linkonce_section): Add new parameter.
11285 * target-reloc.h (Comdat_behavior): New type.
11286 (get_comdat_behavior): New function.
11287 (relocate_section): Add code to map a discarded section to the
11288 corresponding kept section when applying a relocation.
11289
e4e5049b
CS		 112902008-04-30 Craig Silverstein <csilvers@google.com>
11291
11292 * dwarf_reader.cc (next_generation_count): New static var.
11293 (Addr2line_cache_entry): New struct.
11294 (addr2line_cache): New static var.
11295 (Dwarf_line_info::one_addr2line): Added caching.
11296 (Dwarf_line_info::clear_addr2line_cache): New function.
11297 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11298 cache-size parameter.
11299 (Dwarf_line_info::one_addr2line_cache): New function.
11300 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11301 new cache-size argument to one_addr2line(), and clear cache.
11302
d09e9154
CC		 113032008-04-28 Cary Coutant <ccoutant@google.com>
11304
11305 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11306 R_386_PC8 relocations.
11307
7ef73768
ILT		 113082008-04-23 Ian Lance Taylor <iant@google.com>
11309
55438702
ILT		 11310 * object.cc (Sized_relobj::include_section_group): Check for
11311 invalid section group.
11312
c165fb93
ILT		 11313 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11314 header size.
11315
7ef73768
ILT		 11316 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11317 than read for file header.
11318 * archive.cc (Archive::include_member): Likewise.
11319
6194aaab
L		 113202008-04-23 Paolo Bonzini <bonzini@gnu.org>
11321
11322 * aclocal.m4: Regenerate.
11323 * configure: Regenerate.
11324
d491d34e
ILT		 113252008-04-19 Ian Lance Taylor <iant@google.com>
11326
5ea2bac6
ILT		 11327 * version.cc (version_string): Bump to 1.6.
11328
7bc3e21a
ILT		 11329 * testsuite/Makefile.am (many_sections_r_test): New target.
11330 (many_sections_r_test_SOURCES): Remove.
11331 (many_sections_r_test_DEPENDENCIES): Remove.
11332 (many_sections_r_test_LDFLAGS): Remove.
11333 (many_sections_r_test_LDADD): Remove.
11334
7fcd3aa9
ILT		 11335 * object.cc (Sized_relobj::do_add_symbols): Always pass
11336 local_symbol_count_ to add_from_relobj.
11337
4c94d6ae
ILT		 11338 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11339 every thousand variables.
11340 * testsuite/Makefile.in: Rebuild.
11341
d491d34e
ILT		 11342 * object.cc (Xindex::initialize_symtab_xindex): New function.
11343 (Xindex::read_symtab_xindex): New function.
11344 (Xindex::sym_xindex_to_shndx): New function.
11345 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11346 available.
11347 (Sized_relobj::do_initialize_xindex): New function.
11348 (Sized_relobj::do_read_symbols): Adjust section links.
11349 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11350 parameter. Change all callers.
11351 (Sized_relobj::include_section_group): Adjust section links and
11352 symbol section indexes.
11353 (Sized_relobj::do_layout): Adjust section links.
11354 (Sized_relobj::do_count_local_symbols): Adjust section links and
11355 symbol section indexes.
11356 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11357 ordinary and special symbols.
11358 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11359 dynsym_xindex parameters. Change all callers. Adjust section
11360 links. Use SHN_XINDEX when needed.
11361 (Sized_relobj::get_symbol_location_info): Adjust section links.
11362 Don't get fooled by special symbols.
11363 * object.h (class Xindex): Define.
11364 (class Object): Add xindex_ parameter. Declare virtual functoin
11365 do_initialize_xindex.
11366 (Object::adjust_sym_shndx): New function.
11367 (Object::set_xindex): New protected function.
11368 (class Symbol_value): Add is_ordinary_shndx_ field.
11369 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11370 (Symbol_value::value): Assert ordinary section.
11371 (Symbol_value::initialize_input_to_output_map): Likewise.
11372 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11373 Change all callers.
11374 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11375 all callers.
11376 (class Sized_relobj): Update declarations.
11377 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11378 parameter. Change all callers.
11379 (Sized_relobj::adjust_shndx): New function.
11380 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11381 field.
11382 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11383 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11384 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11385 (Sized_dynobj::read_dynsym_section): Adjust section links.
11386 (Sized_dynobj::read_dynamic): Likewise.
11387 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11388 section links.
11389 (Sized_dynobj::do_initialize_xindex): New function.
11390 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11391 do_initialize_xindex.
11392 (Sized_dynobj::adjust_shndx): New function.
11393 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11394 dynsym_xindex_ fields.
11395 (Layout::finalize): Add a call to set_section_indexes before
11396 creating the symtab sections.
11397 (Layout::set_section_indexes): Don't do anything if the section
11398 already has a section index.
11399 (Layout::create_symtab_sections): Add shnum parameter. Change
11400 caller. Create .symtab_shndx section if needed.
11401 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11402 caller.
11403 (Layout::allocated_output_section_count): New function.
11404 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11405 needed.
11406 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11407 fields. Update declarations.
11408 (Layout::symtab_xindex): New function.
11409 (Layout::dynsym_xindex): New function.
11410 (class Write_symbols_task): Add layout_ field.
11411 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11412 Change caller.
11413 * output.cc (Output_section_headers::Output_section_headers): Add
11414 shstrtab_section parameter. Change all callers.
11415 (Output_section_headers::do_sized_write): Store overflow values
11416 for section count and section string table section index in
11417 section header zero.
11418 (Output_file_header::do_sized_write): Check for overflow of
11419 section count and section string table section index.
11420 (Output_symtab_xindex::do_write): New function.
11421 (Output_symtab_xindex::endian_do_write): New function.
11422 * output.h (class Output_section_headers): Add shstrtab_section_.
11423 Update declarations.
11424 (class Output_symtab_xindex): Define.
11425 (Output_section::has_out_shndx): New function.
11426 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11427 field.
11428 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11429 Change all callers.
11430 (Sized_symbol::init): Likewise.
11431 (Symbol::output_section): Check for ordinary symbol.
11432 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11433 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11434 callers.
11435 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11436 Change all callers. Simplify handling of symbols from sections
11437 not included in the link.
11438 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11439 distinction.
11440 (Weak_alias_sorter::operator()): Assert that symbols are
11441 ordinary.
11442 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11443 distinction.
11444 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11445 parameters. Change all callers.
11446 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11447 symbol distinction. Use SHN_XINDEX when needed.
11448 (Symbol_table::write_section_symbol): Add symtab_xindex
11449 parameter. Change all callers.
11450 (Symbol_table::sized_write_section_symbol): Likewise. Use
11451 SHN_XINDEX when needed.
11452 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11453 declarations.
11454 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11455 (Symbol::is_defined): Check is_ordinary.
11456 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11457 (Symbol::is_absolute, Symbol::is_common): Likewise.
11458 (class Sized_symbol): Update declarations.
11459 (class Symbol_table): Update declarations.
11460 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11461 parameters. Change all callers.
11462 (Sized_symbol::override): Likewise.
11463 (Symbol_table::override): Likewise.
11464 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11465 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11466 is_ordinary, and orig_st_shndx parameters. Change all callers.
11467 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11468 to be in an ordinary section.
11469 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11470 object and is_ordinary parameters. Change all callers.
11471 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11472 Change all callers. Don't add undefined or non-ordinary symbols
11473 to reloc_map_.
11474 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11475 Change all callers.
11476 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11477 declarations.
11478 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11479 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11480 (Sized_relobj::relocate_sections): Likewise.
11481 * target-reloc.h (scan_relocs): Adjust section symbol index.
11482 (scan_relocatable_relocs): Likewise.
11483 * i386.cc (Scan::local): Check for ordinary symbols.
11484 * sparc.cc (Scan::local): Likewise.
11485 * x86_64.cc (Scan::local): Likewise.
11486 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11487 to symbol_section_and_value.
11488 * testsuite/many_sections_test.cc: New file.
11489 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11490 (check_PROGRAMS): Add many_sections_test.
11491 (many_sections_test_SOURCES): Define.
11492 (many_sections_test_DEPENDENCIES): Define.
11493 (many_sections_test_LDFLAGS): Define.
11494 (BUILT_SOURCES): Add many_sections_define.h.
11495 (many_sections_define.h): New target.
11496 (BUILT_SOURCES): Add many_sections_check.h.
11497 (many_sections_check.h): New target.
11498 (check_PROGRAMS): Add many_sections_r_test.
11499 (many_sections_r_test_SOURCES): Define.
11500 (many_sections_r_test_DEPENDENCIES): Define.
11501 (many_sections_r_test_LDFLAGS): Define.
11502 (many_sections_r_test_LDADD): Define.
11503 (many_sections_r_test.o): New target.
11504 * testsuite/Makefile.in: Rebuild.
11505
c5818ff1
CC		 115062008-04-17 Cary Coutant <ccoutant@google.com>
11507
11508 * errors.cc (Errors::info): New function.
11509 (gold_info): New function.
11510 * errors.h (Errors::info): New function.
11511 * gold.h (gold_info): New function.
11512 * object.cc (Input_objects::add_object): Print trace output.
11513 * options.cc (options::parse_set): New function.
11514 (General_options::parse_wrap): Deleted.
11515 (General_options::General_options): Deleted initializer.
11516 * options.h (options::String_set): New typedef.
11517 (options::parse_set): New function.
11518 (DEFINE_set): New macro.
11519 (General_options::wrap): Changed to use DEFINE_set. Changed
11520 callers of any_wrap_symbols and is_wrap_symbol.
11521 (General_options::trace, General_options::trace_symbol):
11522 New options.
11523 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11524 (General_options::wrap_symbols_): Deleted.
11525 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11526
b5be4a7c
DM		 115272008-04-17 David S. Miller <davem@davemloft.net>
11528
11529 * options.cc (General_options::parse_V): New function.
11530 * options.h: Add entries for -V and -Qy.
11531
155a0dd7
ILT		 115322008-04-17 Ian Lance Taylor <iant@google.com>
11533
11534 * common.cc (Symbol_table::allocate_commons): Remove options
11535 parameter. Change caller.
11536 (Symbol_table::do_allocate_commons): Remove options parameter.
11537 Change caller. Just call do_allocate_commons_list twice.
11538 (Symbol_table::do_allocate_commons_list): New function, broken out
11539 of do_allocate_commons.
11540 * common.h (class Allocate_commons_task): Remove options_ field.
11541 Update constructor.
11542 * symtab.cc (Symbol_table::Symbol_table): Initialize
11543 tls_commons_.
11544 (Symbol_table::add_from_object): Put TLS common symbols on
11545 tls_commons_ list.
11546 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11547 which are IN_OUTPUT_DATA.
11548 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11549 allocate_commons and do_allocate_commons declarations. Declare
11550 do_allocate_commons_list.
11551 * gold.cc (queue_middle_tasks): Update creation of
11552 Allocate_commons_task to not pass options.
11553 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11554 (TLS_TEST_C_FLAGS): New variable.
11555 (tls_test_c_pic.o): New target.
11556 (tls_test_shared.so): Link in tls_test_c_pic.o.
11557 (tls_test_c_pic_ie.o): New target.
11558 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11559 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11560 (tls_test_c.o): New target.
11561 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11562 (tls_pic_test_LDADD): Likewise.
11563 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11564 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11565 (tls_test_c_gnu2.o): New target.
11566 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11567 tls_test_c_gnu2.o.
11568 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11569 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11570 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11571 * testsuite/tls_test.cc: Include "config.h".
11572 (t_last): Call t11_last.
11573 * testsuite/tls_test.h (t11, t11_last): Declare.
11574 * testsuite/tls_test_c.c: New file.
11575 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11576 * configure.ac: Check for OpenMP support.
11577 * configure, config.in, Makefile.in: Rebuild.
11578 * testsuite/Makefile.in: Rebuild.
11579
edfbb029
CC		 115802008-04-16 Cary Coutant <ccoutant@google.com>
11581
11582 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11583 (Target_i386::tls_base_symbol_defined_): New field.
11584 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11585 (Target_i386::Scan::global): Likewise.
11586 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11587 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11588 (Target_x86_64::tls_base_symbol_defined_): New field.
11589 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11590 (Target_x86_64::Scan::global): Likewise.
11591
f3c69fca
CC		 115922008-04-16 Cary Coutant <ccoutant@google.com>
11593
11594 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11595 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11596 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11597 building shared libraries.
11598 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11599 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11600 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11601 * testsuite/Makefile.in: Rebuild.
11602 * testsuite/weak_undef.h: New file.
11603 * testsuite/weak_undef_file1.cc: Add extra test cases.
11604 * testsuite/weak_undef_file2.cc: Likewise.
11605 * testsuite/weak_undef_test.cc: Likewise.
11606
7c414435
DM		 116072008-04-16 David S. Miller <davem@davemloft.net>
11608
32b769e1
DM		 11609 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11610 Add issued_non_pic_error_ field. Declare check_non_pic.
11611 (Target_sparc::Scan::check_non_pic): New function.
11612 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11613 (Target_sparc::Scan::global): Likewise.
11614
11936fb1
DM		 11615 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11616 * configure: Rebuild.
11617
7c414435
DM		 11618 * options.h (DEFINE_enable): New macro.
11619 (new_dtags): New enable option.
11620 (initfirst, interpose, loadfltr, nodefaultlib,
11621 nodelete, nodlopen, nodump): New -z options.
11622 * layout.cc (Layout:finish_dynamic_section): If new
11623 dtags enabled, emit DT_RUNPATH. Also, emit a
11624 DT_FLAGS_1 containing any specified -z flags.
11625
85c7bf8b
ILT		 116262008-04-16 Ian Lance Taylor <iant@google.com>
11627
12c0daef
ILT		 11628 * copy-relocs.cc: New file.
11629 * copy-relocs.h: New file.
11630 * reloc.cc: Remove Copy_relocs code.
11631 * reloc.h: Likewise.
11632 * reloc-types.h (struct Reloc_types) [both versions]: Add
11633 get_reloc_addend_noerror.
11634 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11635 variants of add_global which take an addend which must be zero.
11636 * i386.cc: Include "copy-relocs.h".
11637 (class Target_i386): Change type of copy_relocs_ to variable,
11638 update initializer.
11639 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11640 Change all callers.
11641 (Target_i386::do_finalize_sections): Change handling of
11642 copy_relocs_.
11643 * sparc.cc: Include "copy-relocs.h".
11644 (class Target_sparc): Change type of copy_relocs_ to variable,
11645 update initializer.
11646 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11647 Change all callers.
11648 (Target_sparc::do_finalize_sections): Change handling of
11649 copy_relocs_.
11650 * x86_64.cc: Include "copy-relocs.h".
11651 (class Target_x86_64): Change type of copy_relocs_ to variable,
11652 update initializer.
11653 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11654 class. Change all callers.
11655 (Target_x86_64::do_finalize_sections): Change handling of
11656 copy_relocs_.
11657 * Makefile.am (CCFILES): Add copy-relocs.cc.
11658 (HFILES): Add copy-relocs.h.
11659
4f4995b6
ILT		 11660 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11661
85c7bf8b
ILT		 11662 * testsuite/script_test_4.sh: Permit leading zeroes.
11663
4f2a9edd
ILT		 116642008-04-15 Ian Lance Taylor <iant@google.com>
11665
e6188289
ILT		 11666 * script-sections.cc (Script_sections::create_segments): Use
11667 header_size_adjustment even when there is enough room for the
11668 headers.
11669 * testsuite/script_test_4.sh: New file.
11670 * testsuite/script_test_4.t: New file.
11671 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11672 (check_DATA): Add script_test_4.stdout.
11673 (MOSTLYCLEANFILES): Likewise.
11674 (script_test_4): New target.
11675 (script_test_4.stdout): New target.
11676 * testsuite/Makefile.in: Rebuild.
11677
4f2a9edd
ILT		 11678 * sparc.cc: Add definitions for Output_data_plt_sparc class
11679 constants.
11680
f5314dd5
DM		 116812008-04-14 David S. Miller <davem@davemloft.net>
11682
11683 * sparc.cc: New file.
11684 * Makefile.am (TARGETSOURCES): Add sparc.cc
11685 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11686 * configure.tgt: Document targ_extra_size and
11687 targ_extra_big_endian. Add entries for sparc-* and
11688 sparc64-*.
11689 * configure.ac: Handle targ_extra_size and
11690 targ_extra_big_endian.
11691 * Makefile.in: Rebuild.
11692 * configure: Likewise.
11693 * po/POTFILES.in: Likewise.
11694 * po/gold.pot: Likewise.
11695
154e0e9a
ILT		 116962008-04-14 Ian Lance Taylor <iant@google.com>
11697
11698 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11699 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11700 in the name/type/flags to section mapping. Don't call
11701 allocate_output_section.
11702 (Layout::choose_output_section): Change parameter from adjust_name
11703 to is_input_section. Don't permit input sections after sections
11704 are attached to segments. Don't call allocate_output_section.
11705 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11706 not write_enable_output_section.
11707 (Layout::make_output_section): Don't push to
11708 unattached_section_list_ nor call attach_to_segment. Call
11709 attach_section_to_segment if sections are attached.
11710 (Layout::attach_sections_to_segments): New function.
11711 (Layout::attach_section_to_segment): New function.
11712 (Layout::attach_allocated_section_to_segment): Rename from
11713 attach_to_segment. Remove flags parameter.
11714 (Layout::allocate_output_section): Remove function.
11715 (Layout::write_enable_output_section): Remove function.
11716 * layout.h (class Layout): Update for above changes. Add new
11717 field sections_are_attached_.
11718 * output.h (Output_section::update_flags_for_input_section): New
11719 function.
11720 * output.cc (Output_section::add_input_section): Call
11721 update_flags_for_input_section.
11722 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11723
009a67a2
CC		 117242008-04-11 Cary Coutant <ccoutant@google.com>
11725
11726 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11727 thought unnecessary.
11728 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11729
759b1a24
ILT		 117302008-04-11 Ian Lance Taylor <iant@google.com>
11731
11732 * output.h (class Output_section_data): Remove inline definition
11733 of set_addralign.
11734 * output.cc (Output_section_data::set_addralign): New function.
11735
c2b45e22
CC		 117362008-04-11 Cary Coutant <ccoutant@google.com>
11737
11738 Add support for TLS descriptors for i386 and x86_64.
11739 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11740 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11741 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11742 GOT_TYPE_TLS_DESC.
11743 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11744 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11745 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11746 relocations.
11747 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11748 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11749 Fix problem with initial-exec relocations.
11750 (Target_i386::Relocate::relocate_tls): Likewise.
11751 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11752 relaxation.
11753 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11754 support for section-plus-offset dynamic table entries.
11755 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11756 (Output_data_dynamic::Dynamic_entry): Add support for
11757 section-plus-offset dynamic table entries.
11758 (Output_data_dynamic::Classification): Likewise.
11759 (Output_data_dynamic::classification_): Renamed offset_.
11760 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11761 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11762 (Target_x86_64::make_plt_section): New function.
11763 (Target_x86_64::reserve_tlsdesc_entries): New function.
11764 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11765 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11766 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11767 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11768 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11769 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11770 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11771 add extra PLT entry for TLS descriptors.
11772 (Output_data_plt_x86_64::got_): New field.
11773 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11774 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11775 fields.
11776 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11777 descriptors.
11778 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11779 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11780 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11781 R_386_TLS_DESC_CALL relocations.
11782 (Target_x86_64::Scan::global): Likewise.
11783 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11784 for TLS descriptors.
11785 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11786 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11787 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11788 GD-to-IE relaxation.
11789 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11790 and TLS_DESCRIPTORS.
11791 * Makefile.in: Rebuild.
11792 * configure: Rebuild.
11793 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11794 (tls_test_shared2.so): New target.
11795 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11796 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11797 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11798 (tls_shared_gd_to_ie_test_LDADD): New variable.
11799 (tls_shared_gnu2_gd_to_ie_test): New target.
11800 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11801 New targets.
11802 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11803 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11804 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11805 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11806 (tls_shared_gnu2_test): New target.
11807 (tls_test_gnu2_shared.so): New target.
11808 (tls_shared_gnu2_test_SOURCES): New variable.
11809 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11810 (tls_shared_gnu2_test_LDFLAGS): New variable.
11811 (tls_shared_gnu2_test_LDADD): New variable.
11812 * testsuite/Makefile.in: Rebuild.
11813 * testsuite/Makefile.
11814
83bfb6b7
ILT		 118152008-04-11 Ian Lance Taylor <iant@google.com>
11816
11817 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11818 justsyms.t.
11819 * testsuite/Makefile.in: Rebuild.
11820
11821 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11822 long.
11823 * testsuite/script_test_2.cc (main): Adjust test.
11824
706e1f5e
ILT		 118252008-04-11 David S. Miller <davem@davemloft.net>
11826 Ian Lance Taylor <iant@google.com>
11827
11828 * options.h (General_options): Add entries for '-Y' and
11829 '-relax'.
11830 * options.cc (General_options:finalize): If -Y was used, add those
11831 entries to the library path instead of the default "/lib" and
11832 "/usr/lib".
11833
7c98e6bb
DM		 118342008-04-11 David S. Miller <davem@davemloft.net>
11835
11836 * testsuite/justsyms.t: Start at 0x100.
11837 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11838 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11839 long.
11840 * testsuite/script_test_2.cc: Adjust string and section length
11841 checks.
7c98e6bb 11842
99a37bfd
ILT		 118432008-04-09 Ian Lance Taylor <iant@google.com>
11844
2cefc357
ILT		 11845 PR gold/5996
11846 * script-sections.cc (Sections_element::allocate_to_segment): Add
11847 orphan parameter.
11848 (Output_section_definition::allocate_to_segment): Likewise.
11849 (Orphan_output_section::allocate_to_segment): Likewise.
11850 (Script_sections::attach_sections_using_phdrs_clause): Don't
11851 propagate non-PT_LOAD segments to orphan sections.
11852 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11853 readelf rather than objdump.
11854 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11855 .interp section and PT_INTERP segment are the same size.
11856 * testsuite/Makefile.in: Rebuild.
11857
99a37bfd
ILT		 11858 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11859 aliases for symbols defined in the same object.
11860 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11861 (weak_alias_test_SOURCES): New variable.
11862 (weak_alias_test_DEPENDENCIES): New variable.
11863 (weak_alias_test_LDFLAGS): New variable.
11864 (weak_alias_test_LDADD): New variable.
11865 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11866 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11867 (weak_alias_test_3.o): New target.
11868 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11869 * testsuite/weak_alias_test_main.cc: New file.
11870 * testsuite/weak_alias_test_1.cc: New file.
11871 * testsuite/weak_alias_test_2.cc: New file.
11872 * testsuite/weak_alias_test_3.cc: New file.
11873
780e49c5
ILT		 118742008-04-08 Ian Lance Taylor <iant@google.com>
11875
cdb0b8f5
ILT		 11876 * options.h (class General_options): Add --noinhibit-exec option.
11877 * main.cc (main): Check --noinhibit-exec.
11878
0864d551
ILT		 11879 * options.h (class General_options): Define --wrap as a special
11880 option. Add wrap_symbols_ field.
11881 (General_options::any_wrap_symbols): New function.
11882 (General_options::is_wrap_symbol): New function.
11883 * options.cc (General_options::parse_wrap): New function.
11884 (General_options::General_options): Initialize wrap_symbols_.
11885 * symtab.cc (Symbol_table::wrap_symbol): New function.
11886 (Symbol_table::add_from_object): Handle --wrap.
11887 * symtab.h (class Symbol_table): Declare wrap_symbol.
11888 * target.h (Target::wrap_char): New function.
11889 (Target::Target_info): Add wrap_char field.
11890 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11891 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11892 * testsuite/testfile.cc (Target_test::test_target_info):
11893 Likewise.
11894
789aa6de
ILT		 11895 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11896 there is one.
11897
2c38906f
ILT		 11898 * layout.h (class Layout): Add added_eh_frame_data_ field.
11899 * layout.cc (Layout::Layout): Initialize new field.
11900 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11901 output section until we find a section we merged successfully.
11902 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11903 that the size be non-zero.
11904
780e49c5
ILT		 11905 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11906 qualifier.
11907
7fcd0256
ILT		 119082008-04-08 Craig Silverstein <csilvers@google.com>
11909
11910 * configure.ac: Export new conditional variable HAVE_ZLIB.
11911 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11912 on HAVE_ZLIB.
11913 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11914 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11915
6835af53
ILT		 119162008-04-07 Ian Lance Taylor <iant@google.com>
11917
e24f324c
ILT		 11918 * version.cc (version_string): Set to "1.5".
11919
a036edd8
ILT		 11920 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11921 Add issued_non_pic_error_ field. Declare check_non_pic.
11922 (Target_x86_64::Scan::check_non_pic): New function.
11923 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11924 (Target_x86_64::Scan::global): Likewise.
11925
624f8810
ILT		 11926 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11927 addend parameter. Change caller. Handle merge sections.
11928 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11929 Address to Addend. Don't add in the result of
11930 local_section_offset, pass down the addend and use the returned
11931 value.
11932 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11933 Update declarations of local_section_offset and symbol_value.
11934 * testsuite/two_file_test_1.cc (t18): New function.
11935 * testsuite/two_file_test_2.cc (f18): New function.
11936 * testsuite/two_file_test_main.cc (main): Call t18.
11937 * testsuite/two_file_test.h (t18, f18): Declare.
11938
6835af53
ILT		 11939 * configure.ac: Don't test for objdump, c++filt, or readelf.
11940 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11941 conditionals.
11942 (TEST_READELF): New variable.
11943 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11944 (check_PROGRAMS): Add two_file_strip_test.
11945 (two_file_strip_test): New target.
11946 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11947 (two_file_same_shared_strip_test_SOURCES): New variable.
11948 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11949 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11950 (two_file_same_shared_strip_test_LDADD): New variable.
11951 (two_file_shared_strip.so): New target.
11952 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11953 (ver_test_5.syms, ver_test_7.syms): Likewise.
11954 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11955 (strip_test_3.stdout): Use TEST_OBJDUMP.
11956 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11957
86925eef
CC		 119582008-04-04 Cary Coutant <ccoutant@google.com>
11959
11960 * symtab.h (Symbol::is_weak_undefined): New function.
11961 (Symbol::is_strong_undefined): New function.
11962 (Symbol::is_absolute): New function.
11963 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11964 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11965 absolute symbols.
11966 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11967 (weak_undef_test): New target.
11968 * testsuite/Makefile.in: Rebuild.
11969 * testsuite/weak_undef_file1.cc: New file.
11970 * testsuite/weak_undef_file2.cc: New file.
11971 * testsuite/weak_undef_test.cc: New file.
11972
126f3ece
ILT		 119732008-04-03 Craig Silverstein <csilvers@google.com>
11974
11975 * compressed_output.h (class Output_compressed_section): Use
11976 unsigned buffer.
11977 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11978 add zlib header.
11979 (zlib_compressed_suffix): Removed.
11980 (Output_compressed_section::set_final_data_size): Use unsigned
11981 buffers.
11982 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11983 Fix linker invocation.
11984 (flagstest_o_specialfile_and_compress_debug_sections):
11985 Likewise.
11986 * testsuite/Makefile.in: Regenerated.
11987
deae2a14
DM		 119882008-04-02 David S. Miller <davem@davemloft.net>
11989
11990 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11991 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11992
70752818
ILT		 119932008-04-02 Craig Silverstein <csilvers@google.com>
11994
11995 * TODO: New file.
11996
39d0cb0e
ILT		 119972008-04-02 Ian Lance Taylor <iant@google.com>
11998
11999 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12000 parameters. Update for new key type to views_. Change all
12001 callers.
12002 (File_read::read): Adjust for byteshift in returned view.
12003 (File_read::add_view): New function, broken out of
12004 find_and_make_view.
12005 (File_read::make_view): New function, broken out of
12006 find_and_make_view.
12007 (File_read::find_or_make_view): Add offset and aligned
12008 parameters. Rewrite accordingly. Change all callers.
12009 (File_read::get_view): Add offset and aligned parameters. Adjust
12010 for byteshift in return value.
12011 (File_read::get_lasting_view): Likewise.
12012 * fileread.h (class File_read): Update declarations.
12013 (class File_read::View): Add byteshift_ field. Add byteshift to
12014 constructor. Add byteshift method.
12015 * archive.h (Archive::clear_uncached_views): New function.
12016 (Archive::get_view): Add aligned parameter. Change all callers.
12017 * object.h (Object::get_view): Add aligned parameter. Change all
12018 callers.
12019 (Object::get_lasting_view): Likewise.
12020
12021 * fileread.cc (File_read::release): Don't call clear_views if
12022 there are multiple objects.
12023 * fileread.h (File_read::clear_uncached_views): New function.
12024 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12025 on the archive.
12026
a1207466
CC		 120272008-03-31 Cary Coutant <ccoutant@google.com>
12028
12029 Add thin archive support.
12030 * archive.cc (Archive::armagt): New const.
12031 (Archive::setup): Remove task parameter and calls to unlock.
12032 (Archive::unlock_nested_archives): New function.
12033 (Archive::read_header): Add nested_off parameter. Change
12034 all callers.
12035 (Archive::interpret_header): Likewise.
12036 (Archive::include_all_members): Change to handle thin
12037 archives.
12038 (Archive::include_member): Likewise.
12039 * archive.h (Archive::Archive): Add new parameters and
12040 initializers.
12041 (Archive::armagt): New const.
12042 (Archive::setup): Remove task parameter.
12043 (Archive::unlock_nested_archives): New function.
12044 (Archive::read_header): Add nested_off parameter.
12045 (Archive::interpret_header): Likewise.
12046 (Archive::Nested_archive_table): New typedef.
12047 (Archive::is_thin_archive_): New field.
12048 (Archive::nested_archives_): New field.
12049 (Archive::options_): New field.
12050 (Archive::dirpath_): New field.
12051 (Archive::task_): New field.
12052 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12053 for thin archives. Pass additional parameters to
12054 Archive::Archive. Unlock the archive file after calling
12055 Archive::setup.
cd536b21 12056
479f6503
ILT		 120572008-03-29 Ian Lance Taylor <iant@google.com>
12058
686c8caf
ILT		 12059 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12060 version symbol to be local.
12061 * testsuite/ver_test_4.sh: New file.
12062 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12063 (check_DATA): Add ver_test_4.syms.
12064 (ver_test_4.syms): New target.
12065 * testsuite/Makefile.in: Rebuild.
12066
ab794b6b
ILT		 12067 * output.cc
12068 (Output_section::Input_section_sort_entry::has_priority): New
12069 function.
12070 (Output_section::Input_section_sort_entry::match_file_name): New
12071 function.
12072 (Output_section::Input_section_sort_entry::match_section_name):
12073 Remove.
12074 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12075 Remove.
12076 (Output_section::Input_section_sort_entry::match_section_file):
12077 Remove.
12078 (Output_section::Input_section_sort_compare::operator()): Rewrite
12079 using new Input_section_sort_entry functions. Sort crtbegin and
12080 crtend first. Sort sections with no priority before sections with
12081 a priority.
12082 * testsuite/initpri1.c (d3): Check j != 4.
12083 (cd5): New constructor/destructor function.
12084 (main): Check j != 2.
12085
479f6503
ILT		 12086 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12087 new symbol when resolving, don't call set_is_default.
12088 * testsuite/ver_test_7.cc: New file.
12089 * testsuite/ver_test_7.sh: New file.
12090 * testsuite/Makefile.am (ver_test_7.so): New target.
12091 (ver_test_7.o): New target.
12092 (check_SCRIPTS): Add ver_test_7.sh.
12093 (check_DATA): Add ver_test_7.syms.
12094 (ver_test_7.syms): New target.
12095
2fd32231
ILT		 120962008-03-28 Ian Lance Taylor <iant@google.com>
12097
12098 * layout.cc (Layout::layout): If we see an input section with a
12099 name that needs sorting, set the must_sort flag for the output
12100 section.
12101 (Layout::make_output_section): If the name of the output section
12102 indicates that it might require sorting, set the may_sort flag.
12103 * output.h (Output_section::may_sort_attached_input_sections): New
12104 function.
12105 (Output_section::set_may_sort_attached_input_sections): New
12106 function.
12107 (Output_section::must_sort_attached_input_sections): New
12108 function.
12109 (Output_section::set_must_sort_attached_input_sections): New
12110 function.
12111 (class Output_section): Declare Input_section_sort_entry. Define
12112 Input_section_sort_compare. Declare
12113 sort_attached_input_sections. Add new fields:
12114 may_sort_attached_input_sections_,
12115 must_sort_attached_input_sections_,
12116 attached_input_sections_are_sorted_.
12117 * output.cc (Output_section::Output_section): Initialize new
12118 fields.
12119 (Output_section::add_input_section): Add an entry to
12120 input_sections_ if may_sort or must_sort are true.
12121 (Output_section::set_final_data_size): Call
12122 sort_attached_input_sections if necessary.
12123 (Output_section::Input_section_sort_entry): Define new class.
12124 (Output_section::Input_section_sort_compare::operator()): New
12125 function.
12126 (Output_section::sort_attached_input_sections): New function.
12127 * configure.ac: Check whether the compiler supports constructor
12128 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12129 * testsuite/initpri1.c: New file.
12130 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12131 CONSTRUCTOR_PRIORITY.
12132 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12133 (initpri1_LDFLAGS): New variable.
12134 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12135
18e6b24e
ILT		 121362008-03-27 Ian Lance Taylor <iant@google.com>
12137
49bdd526
ILT		 12138 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12139 * testsuite/common_test_1.c: New file.
12140 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12141 (common_test_1_SOURCES): New variable.
12142 (common_test_1_DEPENDENCIES): New variable.
12143 (common_test_1_LDFLAGS): New variable.
12144
18e6b24e
ILT		 12145 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12146 and commons_ correctly when NAME/VERSION does not override
12147 NAME/NULL.
12148 * testsuite/ver_test_6.c: New file.
12149 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12150 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12151 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12152
04bf7072
ILT		 121532008-03-26 Ian Lance Taylor <iant@google.com>
12154
5871526f
ILT		 12155 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12156 of an undefined symbol from a version script.
12157 * testsuite/Makefile.am (ver_test_5.so): New target.
12158 (ver_test_5.o): New target.
12159 (check_SCRIPTS): Add ver_test_5.sh.
12160 (check_DATA): Add ver_test_5.syms.
12161 (ver_test_5.syms): New target.
12162 * testsuite/ver_test_5.cc: New file.
12163 * testsuite/ver_test_5.script: New file.
12164 * testsuite/ver_test_5.sh: New file.
12165 * Makefile.in, testsuite/Makefile.in: Rebuild.
12166
04bf7072
ILT		 12167 PR gold/5986
12168 Fix problems building gold with gcc 4.3.0.
12169 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12170 (gold_error_at_location, gold_warning_at_location): Use it.
12171 * configure.ac: Check whether we can compile and use a template
12172 function with a printf attribute.
12173 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12174 when jumping over bytes.
12175 * object.cc: Instantiate Object::read_section_data.
12176 * debug.h: Include <cstring>
12177 * dwarf_reader.cc: Include <algorithm>
12178 * main.cc: Include <cstring>.
12179 * options.cc: Include <cstring>.
12180 * output.cc: Include <cstring>.
12181 * script.cc: Include <cstring>.
12182 * script.h: Include <string>.
12183 * symtab.cc: Include <cstring> and <algorithm>.
12184 * target-select.cc: Include <cstring>.
12185 * version.cc: Include <string>.
12186 * testsuite/testmain.cc: Include <cstdlib>.
12187 * configure, config.in: Rebuild.
12188
874c5b28
ILT		 121892008-03-25 Ian Lance Taylor <iant@google.com>
12190
819d6c3a
ILT		 12191 * options.cc: Include "../bfd/bfdver.h".
12192 (options::help): Print bug reporting address.
12193
f4b2c6f5
ILT		 12194 * version.cc (print_version): Adjust output for current value of
12195 BFD_VERSION_STRING.
12196
12197 * NEWS: New file.
12198
e96caa79
ILT		 12199 * options.cc (options::help): Print list of supported targets.
12200 * target-select.h: Include <vector>.
12201 (class Target_selector): Make machine_, size_, and is_big_endian_
12202 fields const. Add bfd_name_ and instantiated_target_ fields.
12203 (Target_selector::Target_selector): Add bfd_name parameter.
12204 (Target_selector::recognize): Make non-virtual, call
12205 do_recognize.
12206 (Target_selector::recognize_by_name): Make non-virtual, call
12207 do_recognize_by_name.
12208 (Target_selector::supported_names): New function.
12209 (Target_selector::bfd_name): New function.
12210 (Target_selector::do_instantiate_target): New pure virtual
12211 function.
12212 (Target_selector::do_recognize): New virtual function.
12213 (Target_selector::do_recognize_by_name): New virtual function.
12214 (Target_selector::instantiate_target): New private function.
12215 (supported_target_names): Declare.
12216 * target-select.cc (Target_selector::Target_selector): Update for
12217 new parameter and fields.
12218 (select_target_by_name): Check that the name matches before
12219 calling recognize_by_name.
12220 (supported_target_names): New function.
12221 * i386.cc (class Target_selector_i386): Update Target_selector
12222 constructor call. Remove recognize and recognize_by_name. Add
12223 do_instantiate_target.
12224 * x86_64.cc (class Target_selector_x86_64): Likewise.
12225 * testsuite/testfile.cc (class Target_selector_test): Update for
12226 changes to Target_selector.
12227
874c5b28
ILT		 12228 * README: Rewrite, with some notes on unsupported features.
12229
0a65a3a7
CC		 122302008-03-24 Cary Coutant <ccoutant@google.com>
12231
12232 * i386.cc (Target_i386::Got_type): New enum declaration.
12233 (Target_i386::Scan::local): Updated callers of Output_data_got
12234 member functions.
12235 (Target_i386::Scan::global): Likewise.
12236 (Target_i386::Relocate::relocate): Likewise.
12237 (Target_i386::Relocate::relocate_tls): Likewise.
12238 * object.h (Got_offset_list): New class.
12239 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12240 (Sized_relobj::local_got_offset): Likewise.
12241 (Sized_relobj::set_local_got_offset): Likewise.
12242 (Sized_relobj::local_has_tls_got_offset): Removed.
12243 (Sized_relobj::local_tls_got_offset): Removed.
12244 (Sized_relobj::set_local_tls_got_offset): Removed.
12245 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12246 * output.cc (Output_data_got::add_global): Added got_type parameter.
12247 (Output_data_got::add_global_with_rel): Likewise.
12248 (Output_data_got::add_global_with_rela): Likewise.
12249 (Output_data_got::add_global_pair_with_rel): New function.
12250 (Output_data_got::add_global_pair_with_rela): New function.
12251 (Output_data_got::add_local): Added got_type parameter.
12252 (Output_data_got::add_local_with_rel): Likewise.
12253 (Output_data_got::add_local_with_rela): Likewise.
12254 (Output_data_got::add_local_pair_with_rel): New function.
12255 (Output_data_got::add_local_pair_with_rela): New function.
12256 (Output_data_got::add_global_tls): Removed.
12257 (Output_data_got::add_global_tls_with_rel): Removed.
12258 (Output_data_got::add_global_tls_with_rela): Removed.
12259 (Output_data_got::add_local_tls): Removed.
12260 (Output_data_got::add_local_tls_with_rel): Removed.
12261 (Output_data_got::add_local_tls_with_rela): Removed.
12262 * output.h (Output_data_got::add_global): Added got_type parameter.
12263 (Output_data_got::add_global_with_rel): Likewise.
12264 (Output_data_got::add_global_with_rela): Likewise.
12265 (Output_data_got::add_global_pair_with_rel): New function.
12266 (Output_data_got::add_global_pair_with_rela): New function.
12267 (Output_data_got::add_local): Added got_type parameter.
12268 (Output_data_got::add_local_with_rel): Likewise.
12269 (Output_data_got::add_local_with_rela): Likewise.
12270 (Output_data_got::add_local_pair_with_rel): New function.
12271 (Output_data_got::add_local_pair_with_rela): New function.
12272 (Output_data_got::add_global_tls): Removed.
12273 (Output_data_got::add_global_tls_with_rel): Removed.
12274 (Output_data_got::add_global_tls_with_rela): Removed.
12275 (Output_data_got::add_local_tls): Removed.
12276 (Output_data_got::add_local_tls_with_rel): Removed.
12277 (Output_data_got::add_local_tls_with_rela): Removed.
12278 * resolve.cc (Symbol::override_base_with_special): Removed
12279 reference to has_got_offset_ field.
12280 * symtab.cc (Symbol::init_fields): Replaced initialization
12281 of got_offset_ with got_offsets_. Removed initialization
12282 of has_got_offset_
53fcba31 12283 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12284 (Symbol::got_offset): Likewise.
12285 (Symbol::set_got_offset): Likewise.
12286 (Symbol::has_tls_got_offset): Removed.
12287 (Symbol::tls_got_offset): Removed.
12288 (Symbol::set_tls_got_offset): Removed.
12289 (Symbol::got_offset_): Removed.
12290 (Symbol::tls_mod_got_offset_): Removed.
12291 (Symbol::tls_pair_got_offset_): Removed.
12292 (Symbol::got_offsets_): New field.
12293 (Symbol::has_got_offset): Removed.
12294 (Symbol::has_tls_mod_got_offset): Removed.
12295 (Symbol::has_tls_pair_got_offset): Removed.
12296 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12297 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12298 member functions.
12299 (Target_x86_64::Scan::global): Likewise.
12300 (Target_x86_64::Relocate::relocate): Likewise.
12301 (Target_x86_64::Relocate::relocate_tls): Likewise.
12302
bd52eafb
BE		 123032008-03-25 Ben Elliston <bje@au.ibm.com>
12304
12305 * yyscript.y: Fix spelling error in comment.
12306
8b105e34
ILT		 123072008-03-24 Ian Lance Taylor <iant@google.com>
12308
8ed814a9
ILT		 12309 * options.h (class General_options): Define build_id option.
12310 * layout.h (class Layout): Declare write_build_id, create_note,
12311 create_build_id. Add build_id_note_ member.
12312 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12313 "libiberty.h", "md5.h", "sha1.h".
12314 (Layout::Layout): Initialize eh_frame_data_,
12315 eh_frame_hdr_section_, and build_id_note_.
12316 (Layout::finalize): Call create_build_id.
12317 (Layout::create_note): New function, broken out of
12318 Layout::create_gold_note.
12319 (Layout::create_gold_note): Call create_note.
12320 (Layout::create_build_id): New function.
12321 (Layout::write_build_id): New function.
12322 (Close_task_runner::run): Call write_build_id.
12323
8b105e34
ILT		 12324 * x86_64.cc: Correct license to GPLv3.
12325
086a1841
ILT		 123262008-03-23 Ian Lance Taylor <iant@google.com>
12327
12328 * options.cc: Include "demangle.h".
12329 (parse_optional_string): New function.
12330 (parse_long_option): Handle takes_optional_argument.
12331 (parse_short_option): Update dash_z initializer. Handle
12332 takes_optional_argument.
12333 (General_options::General_options): Initialize do_demangle_.
12334 (General_options::finalize): Set do_demangle_. Handle demangling
12335 style.
12336 * options.h (parse_optional_string): Declare.
12337 (struct One_option): Add optional_arg field. Update constructor.
12338 Update call constructor calls. Add takes_optional_argument
12339 function.
12340 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12341 (DEFINE_optional_string): Define.
12342 (General_options::demangle): Change from DEFINE_bool to
12343 DEFINE_optional_string.
12344 (General_options::no_demangle): New function.
12345 (General_options::do_demangle): New function.
12346 (General_options::set_do_demangle): New function.
12347 (General_options::execstack_status_): Move definition to end of
12348 class definition.
12349 (General_options::static_): Likewise.
12350 (General_options::do_demangle_): New field.
12351 * object.cc (big_endian>::get_symbol_location_info): Call
12352 Options::do_demangle, not Options::demangle.
12353 * symtab.cc (demangle): Likewise.
12354
cbb93e63
ILT		 123552008-03-22 Ian Lance Taylor <iant@google.com>
12356
12357 * gold.h: Include <cstddef> and <sys/types.h>
12358 * options.h: Include <cstring>.
12359
ec531623
ILT		 123602008-03-21 Ian Lance Taylor <iant@google.com>
12361
12362 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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