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Support x32 IFUNC function pointer
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
1bae613c
L		 12012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2
3 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
4
24482ca0
L		 52012-01-27 H.J. Lu <hongjiu.lu@intel.com>
6
7 * configure.ac: Check if -mcmodel=medium works.
8 * configure: Regenerated.
9
c2c7840a
CC		 102012-01-24 Cary Coutant <ccoutant@google.com>
11
12 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
13 definition and ...
14 (read_unsigned_LEB_128_x): ... this new function.
15 (read_signed_LEB_128): Replaced with inline definition and ...
16 (read_signed_LEB_128_x): ... this new function.
17 * int_encoding.h (read_unsigned_LEB_128_x): New function.
18 (read_unsigned_LEB_128): Add inline definition.
19 (read_signed_LEB_128_x): New function.
20 (read_signed_LEB_128): Add inline definition.
21 * testsuite/Makefile.am (leb128_unittest): New unit test.
22 * testsuite/Makefile.in: Regenerate.
23 * testsuite/leb128_unittest.cc: New unit test.
24
833de760 252012-01-23 Ian Lance Taylor <iant@google.com>
9dee3b3c
ILT		 26
27 PR gold/13617
28 * i386.cc (Target_i386::do_code_fill): When using a jmp
29 instruction, pad with nop instructions.
30 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
31
618d6666
L		 322012-01-22 H.J. Lu <hongjiu.lu@intel.com>
33
34 * x86_64.cc (gc_process_relocs): Add typename on types used in
35 template.
36 (scan_relocs): Likewise.
37 (relocate_section): Likewise.
38 (apply_relocation): Likewise.
39
3660ff06
L		 402012-01-10 H.J. Lu <hongjiu.lu@intel.com>
41
42 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
43 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
44 under x32.
45
fc51264f
L		 462012-01-09 H.J. Lu <hongjiu.lu@intel.com>
47
48 * x86_64.cc: Initial support for x32.
49
dd74ae06
CC		 502012-01-03 Cary Coutant <ccoutant@google.com>
51
52 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
53 Use abstract base class for GOT.
54 * gold/output.h (class Output_data_got_base): New abstract base class.
55 (class Output_data_got): Derive from new base class, adjust ctors.
56 (Output_data_got::reserve_slot): Make virtual; rename to
57 do_reserve_slot; Adjust callers.
58 * gold/target.h (Sized_target::init_got_plt_for_update): Return
59 pointer to abstract base class.
60 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
61
83896202
ILT		 622011-12-18 Ian Lance Taylor <iant@google.com>
63
64 * object.h (Relobj::local_symbol_value): New function.
65 (Relobj::local_plt_offset): New function.
66 (Relobj::local_has_got_offset): New function.
67 (Relobj::local_got_offset): New function.
68 (Relobj::set_local_got_offset): New function.
69 (Relobj::do_local_symbol_value): New pure virtual function.
70 (Relobj::do_local_plt_offset): Likewise.
71 (Relobj::do_local_has_got_offset): Likewise.
72 (Relobj::do_local_got_offset): Likewise.
73 (Relobj::do_set_local_got_offset): Likewise.
74 (Sized_relobj::do_local_has_got_offset): Rename from
75 local_has_got_offset.
76 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
77 (Sized_relobj::do_set_local_got_offset): Rename from
78 set_local_got_offset.
79 (Sized_relobj_file::do_local_plt_offset): Rename from
80 local_plt_offset.
81 (Sized_relobj_file::do_local_symbol_value): New function.
82 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
83 local_plt_offset.
84 * output.cc (Output_data_got::Got_entry::write): Change object to
85 Relobj. Use local_symbol_value.
86 (Output_data_got::add_global_with_rel): Change rel_dyn to
87 Output_data_reloc_generic*. Use add_global_generic.
88 (Output_data_got::add_global_with_rela): Remove. Change all
89 callers to use add_global_with_rel.
90 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
91 Output_data_reloc_generic*. Use add_global_generic.
92 (Output_data_got::add_global_pair_with_rela): Remove. Change all
93 callers to use add_global_pair_with_rel.
94 (Output_data_got::add_local): Change object to Relobj*.
95 (Output_data_got::add_local_plt): Likewise.
96 (Output_data_got::add_local_with_rel): Change object to Relobj*,
97 change rel_dyn to Output_data_reloc_generic*. Use
98 add_local_generic.
99 (Output_data_got::add_local_with_rela): Remove. Change all
100 callers to use all_local_with_rel.
101 (Output_data_got::add_local_pair_with_rel): Change object to
102 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
103 add_output_section_generic.
104 (Output_data_got::add_local_pair_with_rela): Remove. Change all
105 callers to use add_local_pair_with_rel.
106 (Output_data_got::reserve_local): Change object to Relobj*.
107 * output.h: (class Output_data_reloc_generic): Add pure virtual
108 declarations for add_global_generic, add_local_generic,
109 add_output_section_generic.
110 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
111 functions for Output_data_reloc_generic. Update declarations for
112 changes listed in output.cc.
113 (class Output_data_got): Change template parameter to got_size.
114 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
115 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
116 function.
117 (Sized_relobj_incr::do_local_plt_offset): New function.
118 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
119 add_global_generic.
120
76677ad0
CC		 1212011-12-17 Cary Coutant <ccoutant@google.com>
122
123 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
124 * resolve.cc (Symbol_table::resolve): Likewise.
125 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
126 arrays.
127 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
128
8b8dd8d5
ILT		 1292011-12-16 Ian Lance Taylor <iant@google.com>
130
131 * output.h (Output_data_reloc_generic::add): Only call
132 add_dynamic_reloc if this is a dynamic reloc section.
133
d55525b9
L		 1342011-12-15 H.J. Lu <hongjiu.lu@intel.com>
135
136 PR gold/13505
137 * target-reloc.h (apply_relocation): Replace <64, false> with
138 <size, big_endian>.
139
ff81c7c1
NC		 1402011-11-25 Nick Clifton <nickc@redhat.com>
141
142 * po/it.po: New Italian translation.
143
628f39be
SA		 1442011-11-17 Sterling Augustine <saugustine@google.com>
145
146 * script.cc (script_include_directive): Implement.
147 (read_script_file): New local variables name and search_path. Update
148 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
149 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
150 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
151
98ef3ea4
SA		 1522011-11-11 Sterling Augustine <saugustine@google.com>
153
154 * yyscript.y (section_cmd): Add support for INCLUDE directive.
155 (file_or_sections_cmd): Likewise.
156
f4a8b6d7
DK		 1572011-11-11 Doug Kwan <dougkwan@google.com>
158
159 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
160 if --just-symbols is given.
161
29ab395d
DK		 1622011-11-10 Doug Kwan <dougkwan@google.com>
163
164 PR gold/13362
165 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
166 when processing data relocs.
167 * reloc.h (Relocate_functions::rel_unaligned): New method.
168 (Relocate_functions::pcrel_unaligned): Ditto.
169 (Relocate_functions::rel32_unaligned): Ditto.
170 (Relocate_functions::pcrel32_unaligned): Ditto.
171
2c339f71
DK		 1722011-11-09 Doug Kwan <dougkwan@google.com>
173
174 PR gold/13362
175 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
176 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
177 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
178 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
179 (Relocate_functions::rel_unaligned): New.
180 (Relocate_functions::rel32_unaligned): New.
181 * target-reloc.h (relocate_for_relocatable): Add code to handle
182 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
183 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
184 arm_unaligned_reloc_r): New targets.
185 * testsuite/Makefile.in: Regenerate.
186 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
187 linking.
188
3f3cddf1
ILT		 1892011-11-02 Ian Lance Taylor <iant@google.com>
190
191 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
192 NATIVE_LINKER.
193 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
194 * options.cc (General_options::finalize): Use library search path
195 from configure script if specified. If not native and no sysroot,
196 only search TOOLLIBDIR.
197 * options.h (Search_directory::Search_directory): Change name to
198 const std::string&.
199 (General_options::add_to_library_path_with_sysroot): Change arg to
200 const std::string&.
201 * configure, Makefile.in, config.in: Rebuild.
202
a8e2273b
ILT		 2032011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
204
205 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
206 we are working around the ARM1176 Erratum.
207 * options.h (General_options::fix_arm1176): Add option.
208 * testsuite/Makefile.am: Add testcases, and keep current ones
209 working.
210 * testsuite/Makefile.in: Regenerate.
211 * testsuite/arm_fix_1176.s: New file.
212 * testsuite/arm_fix_1176.sh: Likewise.
213
cd6eab1c
ILT		 2142011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
215
216 * arm.cc (Target_arm::Target_arm): Remove initialisation of
217 may_use_blx_.
218 (Target_arm::may_use_blx): Remove method.
219 (Target_arm::set_may_use_blx): Likewise.
220 (Target_arm::may_use_v4t_interworking): New method.
221 (Target_arm::may_use_v5t_interworking): Likewise.
222 (Target_arm::may_use_blx_): Remove member variable.
223 (Arm_relocate_functions::arm_branch_common): Check for v5T
224 interworking.
225 (Arm_relocate_functions::thumb_branch_common): Likewise.
226 (Reloc_stub::stub_type_for_reloc): Likewise.
227 (Target_arm::do_finalize_sections): Correct interworking checks.
228 * testsuite/Makefile.am: Add new tests.
229 * testsuite/Makefile.in: Regenerate.
230 * testsuite/arm_farcall_arm_arm.s: New test.
231 * testsuite/arm_farcall_arm_arm.sh: Likewise.
232 * testsuite/arm_farcall_arm_thumb.s: Likewise.
233 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
234 * testsuite/arm_farcall_thumb_arm.s: Likewise.
235 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
236 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
237 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
238
286adcf4
CC		 2392011-10-31 Cary Coutant <ccoutant@google.com>
240
241 PR gold/13023
242 * expression.cc (Expression::eval_with_dot): Add
243 is_section_dot_assignment parameter.
244 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
245 absolute and assigning to dot within a section.
246 * script-sections.cc
247 (Output_section_element_assignment::set_section_addresses): Pass
248 dot_section to set_if_absolute.
249 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
250 as is_section_dot_assignment flag to eval_with_dot.
251 (Output_section_element_dot_assignment::set_section_addresses):
252 Likewise.
253 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
254 parameter. Also set value if relative to dot_section; set the
255 symbol's output_section.
256 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
257 parameter. Adjust all callers.
258 (Expression::eval_maybe_dot): Likewise.
259 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
260 Adjust all callers.
261 * testsuite/script_test_2.t: Test assignment of an absolute value
262 to dot within an output section element.
263
9634ed06
CC		 2642011-10-31 Cary Coutant <ccoutant@google.com>
265
266 * options.h (class General_options): Add --[no-]gnu-unique options.
267 * symtab.cc (Symbol_table::sized_write_globals): Convert
268 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
269
de4101c7
CC		 2702011-10-31 Cary Coutant <ccoutant@google.com>
271
272 PR gold/13359
273 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
274 unnecessary assertion.
275 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
276
7257cc92
ST		 2772011-10-31 Sriraman Tallam <tmsriram@google.com>
278
279 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
280 gc_mark_symbol.
281 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
282 gc_mark_symbol.
283 Change to just keep the section associated with symbol.
284 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
285 they are externally visible and --export-dynamic is turned on.
286 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
287
bfc34b3f
ILT		 2882011-10-19 Ian Lance Taylor <iant@google.com>
289
290 PR gold/13163
291 * script-sections.cc
292 (Output_section_element_dot_assignment::needs_output_section): New
293 function.
294
ea0d8c47
ILT		 2952011-10-19 Ian Lance Taylor <iant@google.com>
296
297 PR gold/13204
298 * layout.cc (Layout::segment_precedes): Don't assert failure if a
299 --section-start option was seen.
300 * options.h (General_options::any_section_start): New function.
301
abd242a9
DM		 3022011-10-18 David S. Miller <davem@davemloft.net>
303
304 PR binutils/13301
305 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
306 member to track relocation locations that have moved during TLS
307 reloc optimizations.
308 (Target_sparc::Relocate::Relocate): Initialize to NULL.
309 (Target_sparc::Relocate::relocate): Adjust view down by 4
310 bytes if it matches reloc_adjust_addr_.
311 (Target_sparc::Relocate::relocate_tls): Always move the
312 __tls_get_addr call delay slot instruction forward 4 bytes when
313 performing relaxation.
314
bab9090f
CC		 3152011-10-18 Cary Coutant <ccoutant@google.com>
316
317 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
318 (Output_file::map_no_anonymous): Check for non-zero
319 return code from posix_fallocate.
320
f7c5b166
CC		 3212011-10-17 Cary Coutant <ccoutant@google.com>
322
323 PR gold/13245
324 * plugin.cc (is_visible_from_outside): Check for symbols
325 referenced from dynamic objects.
326 * resolve.cc (Symbol_table::resolve): Don't count references
327 from dynamic objects as references from real ELF files.
328 * testsuite/plugin_test_2.sh: Adjust expected result.
329
b490c0bb
CC		 3302011-10-17 Cary Coutant <ccoutant@google.com>
331
332 * gold.cc: Include timer.h.
333 (queue_middle_tasks): Stamp time.
334 (queue_final_tasks): Likewise.
335 * main.cc (main): Store timer in parameters. Print timers
336 for each pass.
337 * parameters.cc (Parameters::Parameters): Initialize timer_.
338 (Parameters::set_timer): New function.
339 (set_parameters_timer): New function.
340 * parameters.h (Parameters::set_timer): New function.
341 (Parameters::timer): New function.
342 (Parameters::timer_): New data member.
343 (set_parameters_timer): New function.
344 * timer.cc (Timer::stamp): New function.
345 (Timer::get_pass_time): New function.
346 * timer.h (Timer::stamp): New function.
347 (Timer::get_pass_time): New function.
348 (Timer::pass_times_): New data member.
349
f475cf7b
CC		 3502011-10-17 Cary Coutant <ccoutant@google.com>
351
352 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
353 task for members of lib groups.
354
cdd7e244
CC		 3552011-10-17 Cary Coutant <ccoutant@google.com>
356
357 PR gold/13288
4f95c8b4 358 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 359 (File_read::make_view): Move bounds check (replace with assert)...
360 (File_read::find_or_make_view): ... to here.
361
dfb45471
CC		 3622011-10-12 Cary Coutant <ccoutant@google.com>
363
4f95c8b4 364 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 365 ::read returns less than requested size.
366
53bbcc1b
CC		 3672011-10-10 Cary Coutant <ccoutant@google.com>
368
4f95c8b4 369 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 370 Initialize defined_count_.
371 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
372 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
373 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
374 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
375 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 376 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 377 member.
378 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 379 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 380 Return zeroes instead of internal error.
381
397b129b
CC		 3822011-10-10 Cary Coutant <ccoutant@google.com>
383
384 PR gold/13249
4f95c8b4 385 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 386 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 387 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 388 (Output_reloc::type_): Adjust size of bit field.
389 (Output_reloc::use_plt_offset_): New bit field.
390 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
391 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
392 flag. Adjust all callers.
4f95c8b4 393 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 394 creating RELATIVE relocations.
395
d5698657
NC		 3962011-10-10 Nick Clifton <nickc@redhat.com>
397
398 * po/es.po: Updated Spanish translation.
399 * po/fi.po: Updated Finnish translation.
400
6a59a5c2
DN		 4012011-10-03 Diego Novillo <dnovillo@google.com>
402
403 * options.cc (parse_uint): Fix dereference of RETVAL.
404
f0558624
ST		 4052011-09-29 Sriraman Tallam <tmsriram@google.com>
406
407 * layout.h (section_order_map_): New member.
408 (get_section_order_map): New member function.
409 * output.cc (Output_section::add_input_section): Check for patterns
410 only when --section-ordering-file is specified.
411 * gold.cc (queue_middle_tasks): Delay updating order of sections till
412 output_sections have been formed.
413 * layout.cc (Layout_Layout): Initialize section_order_map_.
414 * plugin.cc (update_section_order): Store order in order_map. Do not
415 update the order.
416 * testsuite/Makefile.am: Add test case for plugin_final_layout.
417 * testsuite/Makefile.in: Regenerate.
418 * testsuite/plugin_section_order.c: New file.
419 * testsuite/plugin_final_layout.cc: New file.
420 * testsuite/plugin_final_layout.sh: New file.
421
a7dac153
CC		 4222011-09-29 Cary Coutant <ccoutant@google.com>
423
4f95c8b4 424 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 425 Check for NULL.
4f95c8b4 426 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 427 symbols during incremental update.
428 (Symbol_table::add_from_dynobj): Likewise.
429
eebd87a5
ILT		 4302011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
431 Ian Lance Taylor <iant@google.com>
432
433 * symtab.cc (Symbol_table::define_special_symbol): Always
434 canonicalize version string.
435
403a3331
CC		 4362011-09-26 Cary Coutant <ccoutant@google.com>
437
4f95c8b4
CC		 438 * gold.cc (queue_initial_tasks): Move option checks ...
439 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 440 some options; make others fatal.
441
235061c2
CC		 4422011-09-26 Cary Coutant <ccoutant@google.com>
443
444 gcc PR lto/47247
445 * plugin.cc (get_symbols_v2): New function.
446 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
447 (is_referenced_from_outside): New function.
448 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
449 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
450 (get_symbols): Pass version parameter.
451 (get_symbols_v2): New function.
452 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
453 parameter.
454 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
455 (onload): Add LDPT_GET_SYMBOLS_V2.
456 (all_symbols_read_hook): Use get_symbols_v2; check for
457 LDPR_PREVAILING_DEF_IRONLY_EXP.
458 * testsuite/plugin_test_3.sh: Update expected results.
459
dc87f620
ILT		 4602011-09-23 Simon Baldwin <simonb@google.com>
461
462 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
463 configuration options.
464 * configure: Regenerate.
465 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
466 * Makefile.in: Regenerate.
467 * testsuite/Makefile.in: Regenerate.
468
a8279f82
ST		 4692011-09-19 Sriraman Tallam <tmsriram@google.com>
470
471 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
472
0c9350c8
CC		 4732011-09-19 Cary Coutant <ccoutant@google.com>
474
475 * incremental.cc (can_incremental_update): Fix typo in comment.
476 * incremental.h (can_incremental_update): Likewise.
477
aa06ae28
CC		 4782011-09-18 Cary Coutant <ccoutant@google.com>
479
480 * incremental.cc (can_incremental_update): New function.
481 * incremental.h (can_incremental_update): New function.
482 * layout.cc (Layout::init_fixed_output_section): Call it.
483 (Layout::make_output_section): Don't allow patch space in .eh_frame.
484 * object.cc (Sized_relobj_file::do_layout): Call
485 can_incremental_update.
486
ebb300b2
CC		 4872011-09-13 Cary Coutant <ccoutant@google.com>
488
489 * configure.ac: Check for glibc support for gnu_indirect_function
490 support with static linking, setting automake conditional
491 IFUNC_STATIC.
492 * Makefile.in: Regenerate.
493 * configure: Regenerate.
494
495 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
496 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
497 for IFUNC_STATIC.
498 * testsuite/Makefile.in: Regenerate.
499
1206d0d5
CC		 5002011-09-13 Cary Coutant <ccoutant@google.com>
501
502 * incremental.cc (Sized_relobj_incr::do_layout): Call
503 report_comdat_group for kept comdat sections.
504 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
505 * testsuite/Makefile.in: Regenerate.
506 * testsuite/incr_comdat_test_1.cc: New source file.
507 * testsuite/incr_comdat_test_2_v1.cc: New source file.
508 * testsuite/incr_comdat_test_2_v2.cc: New source file.
509 * testsuite/incr_comdat_test_2_v3.cc: New source file.
510
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ILT		 5112011-09-13 Ian Lance Taylor <iant@google.com>
512
513 * object.cc (Sized_relobj_file::do_layout): Remove unused local
514 variable external_symbols_offset.
515
1b045aac
ILT		 5162011-09-12 Ian Lance Taylor <iant@google.com>
517
518 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
519 triggered if object has no symbols.
520
24c6c55a
DM		 5212011-09-09 David S. Miller <davem@davemloft.net>
522
523 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
524 (Output_fill_debug_line::do_write): Likewise.
525
66570254
CC		 5262011-08-29 Cary Coutant <ccoutant@google.com>
527
528 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
529 casts to match formatting specs.
530 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
531
8ea8cd50
CC		 5322011-08-26 Cary Coutant <ccoutant@google.com>
533
534 * layout.cc (Free_list::allocate): Provide guarantee of minimum
535 remaining hole size when allocating.
536 (Layout::make_output_section): Set fill methods for debug sections.
537 * layout.h (Free_list::Free_list_node): Move from private to
538 public.
539 (Free_list::set_min_hole_size): New function.
540 (Free_list::begin, Free_list::end): New functions.
541 (Free_list::min_hole_): New data member.
542 * output.cc: Include dwarf.h.
543 (Output_fill_debug_info::do_minimum_hole_size): New function.
544 (Output_fill_debug_info::do_write): New function.
545 (Output_fill_debug_line::do_minimum_hole_size): New function.
546 (Output_fill_debug_line::do_write): New function.
547 (Output_section::Output_section): Initialize new data member.
548 (Output_section::set_final_data_size): Ensure patch space is larger
549 than minimum hole size.
550 (Output_section::do_write): Fill holes in debug sections.
551 * output.h (Output_fill): New class.
552 (Output_fill_debug_info): New class.
553 (Output_fill_debug_line): New class.
554 (Output_section::set_free_space_fill): New function.
555 (Output_section::free_space_fill_): New data member.
556 * testsuite/Makefile.am (incremental_test_3): Add
557 --incremental-patch option.
558 (incremental_test_4): Likewise.
559 (incremental_test_5): Likewise.
560 (incremental_test_6): Likewise.
561 (incremental_copy_test): Likewise.
562 (incremental_common_test_1): Likewise.
563 * testsuite/Makefile.in: Regenerate.
564
7cf80422
NC		 5652011-08-26 Nick Clifton <nickc@redhat.com>
566
567 * po/es.po: Updated Spanish translation.
568
c3f7b0e5
CC		 5692011-08-01 Cary Coutant <ccoutant@google.com>
570
571 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
572 * gold/testsuite/Makefile.in: Regenerate.
573 * gold/testsuite/justsyms_exec.c: New source file.
574 * gold/testsuite/justsyms_lib.c: New source file.
575
9590bf25
CC		 5762011-08-01 Cary Coutant <ccoutant@google.com>
577
578 * layout.cc (Layout::set_segment_offsets): Don't realign text
579 segment if -Ttext was specified.
580 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
581 file type.
582 * object.h (Sized_relobj_file::e_type): New function.
583 (Sized_relobj_file::e_type_): New data member.
584 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
585 base address for ET_EXEC files.
586 * target.cc (Target::do_make_elf_object_implementation): Allow
587 ET_EXEC files with --just-symbols option.
588
dcd8d12e
CC		 5892011-07-28 Cary Coutant <ccoutant@google.com>
590
591 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
592 Add thread_number parameter.
593 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
594 * workqueue-threads.cc
595 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
596 current thread if its thread number is greater than desired thread
597 count.
598 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
599 Add thread_number parameter.
600 (Workqueue::should_cancel_thread): Likewise.
601 (Workqueue::find_runnable_or_wait): Pass thread_number to
602 should_cancel_thread.
603 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
604 parameter.
605
804eb480
ST		 6062011-07-22 Sriraman Tallam <tmsriram@google.com>
607
608 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
609 only after checking if it cannot be forced local.
610 * symtab.h (is_externally_visible): Check if the symbol is not forced
611 local.
612
f1ddb600
ILT		 6132011-07-15 Ian Lance Taylor <iant@google.com>
614
615 * options.h (class General_options): Add --print-output-format.
616 Move -EL next to -EB, for better --help output.
617 * target-select.cc: Include <cstdio>, "options.h", and
618 "parameters.h".
619 (Target_selector::do_target_bfd_name): New function.
620 (print_output_format): New function.
621 * target-select.h (class Target_selector): Update declarations.
622 (Target_selector::target_bfd_name): New function.
623 (print_output_format): Declare.
624 * main.cc: Include "target-select.h".
625 (main): Handle --print-output-format.
626 * gold.cc: Include "target-select.h".
627 (queue_initial_tasks): Handle --print-output-format when there are
628 no input files.
629 * parameters.cc (parameters_force_valid_target): Give a better
630 error message if -EB/-EL does not match target.
631 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
632 function.
633
7d172687
ILT		 6342011-07-15 Ian Lance Taylor <iant@google.com>
635
636 * i386.cc (class Output_data_plt_i386): Add layout_ field.
637 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
638 (Output_data_plt_i386::do_write): Write address of .dynamic
639 section to first entry in .got.plt section.
640 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
641 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
642 Initialize layout_.
643 (Output_data_plt_x86_64::do_write): Write address of .dynamic
644 section to first entry in .got.plt section.
645 * layout.h (Layout::dynamic_section): New function.
646
e9552f7e
ST		 6472011-07-13 Sriraman Tallam <tmsriram@google.com>
648
649 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
650 to claim_file call.
651 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
652 input_section_position_, and input_section_glob_.
653 (read_layout_from_file): Call function section_ordering_specified.
654 * layout.h (is_section_ordering_specified): New function.
655 (section_ordering_specified): New function.
656 (section_ordering_specified_): New boolean member.
657 * main.cc(main): Call load_plugins after layout object is defined.
658 * output.cc (Output_section::add_input_section): Use
659 function section_ordering_specified to check if section ordering is
660 needed.
661 * output.cc (Output_section::add_relaxed_input_section): Use
662 function section_ordering_specified to check if section ordering is
663 needed.
664 (Output_section::update_section_layout): New function.
665 (Output_section::sort_attached_input_sections): Check if input section
666 must be reordered.
667 * output.h (Output_section::update_section_layout): New function.
668 * plugin.cc (get_section_count): New function.
669 (get_section_type): New function.
670 (get_section_name): New function.
671 (get_section_contents): New function.
672 (update_section_order): New function.
673 (allow_section_ordering): New function.
674 (Plugin::load): Add the new interfaces to the transfer vector.
675 (Plugin_manager::load_plugins): New parameter.
676 (Plugin_manager::all_symbols_read): New parameter.
677 (Plugin_manager::claim_file): New parameter. Save the elf object for
678 unclaimed objects.
679 (Plugin_manager::get_elf_object): New function.
680 (Plugin_manager::get_view): Change to directly use the bool to check
681 if get_view is called from claim_file_hook.
682 * plugin.h (input_objects): New function
683 (Plugin__manager::load_plugins): New parameter.
684 (Plugin_manager::claim_file): New parameter.
685 (Plugin_manager::get_elf_object): New function.
686 (Plugin_manager::in_claim_file_handler): New function.
687 (Plugin_manager::in_claim_file_handler_): New member.
688 (layout): New function.
689 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
690 handler with an extra parameter. Make the elf object before calling
691 claim_file handler.
692 * testsuite/plugin_test.c (get_section_count): New function pointer.
693 (get_section_type): New function pointer.
694 (get_section_name): New function pointer.
695 (get_section_contents): New function pointer.
696 (update_section_order): New function pointer.
697 (allow_section_ordering): New function pointer.
698 (onload): Check if the new interfaces exist.
699
9446efde
ILT		 7002011-07-13 Ian Lance Taylor <iant@google.com>
701
702 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
703 relro section.
704 * x86_64.cc (Target_x86_64::got_section): Likewise.
705 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
706 (relro_now_test_SOURCES): New variable.
707 (relro_now_test_DEPENDENCIES): New variable.
708 (relro_now_test_LDFLAGS): New variable.
709 (relro_now_test_LDADD): New variable.
710 (relro_now_test.so): New target.
711 * testsuite/Makefile.in: Rebuild.
712
07aa62f2
ILT		 7132011-07-12 Ian Lance Taylor <iant@google.com>
714
715 PR gold/12980
716 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
717 GLOB_DAT relocation rather than a RELATIVE relocation for a
718 protected symbol when creating a shared library.
719 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
720 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
721 * testsuite/protected_main_1.cc (main): Test that protected
722 function has same address.
723
e2153196
ILT		 7242011-07-11 Ian Lance Taylor <iant@google.com>
725
726 PR gold/12979
727 * options.h (class General_options): Add -Bgroup.
728 * options.cc (General_options::finalize): If -Bgroup is set,
729 default to --unresolved-symbols=report-all.
730 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
731 * target-reloc.h (issue_undefined_symbol_error): Handle
732 --unresolved-symbols=report-all.
733
6daf5215
ILT		 7342011-07-08 Ian Lance Taylor <iant@google.com>
735
736 PR gold/11985
737 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
738 if linker script discards key sections.
739 (Layout::create_dynamic_symtab): Likewise.
740 (Layout::assign_local_dynsym_offsets): Likewise.
741 (Layout::sized_create_version_sections): Likewise.
742 (Layout::create_interp): Likewise.
743 (Layout::finish_dynamic_section): Likewise.
744 (Layout::set_dynamic_symbol_size): Likewise.
745
beabb2c6
ILT		 7462011-07-08 Ian Lance Taylor <iant@google.com>
747
748 PR gold/12386
749 * options.h (class General_options): Add --unresolved-symbols.
750 * target-reloc.h (issue_undefined_symbol_error): Check
751 --unresolved-symbols. Add comments.
752
9c16daf1
ILT		 7532011-07-08 Ian Lance Taylor <iant@google.com>
754
755 * testsuite/odr_violation2.cc (Ordering::operator()): Make
756 expression more complex.
757
191f1a2d
ILT		 7582011-07-08 Ian Lance Taylor <iant@google.com>
759
760 PR gold/11317
761 * target-reloc.h (issue_undefined_symbol_error): New inline
762 function, broken out of relocate_section.
763 (relocate_section): Call issue_undefined_symbol_error.
764 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
765 there is no TLS segment if we are about to issue an undefined
766 symbol error.
767 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
768
62855347
ILT		 7692011-07-08 Ian Lance Taylor <iant@google.com>
770
771 PR gold/12279
772 * resolve.cc (Symbol_table::should_override): Add fromtype
773 parameter. Change all callers. Give error when linking together
774 TLS and non-TLS symbol.
775 (Symbol_table::should_override_with_special): Add fromtype
776 parameter. Change all callers.
777 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
778 there is no TLS segment if we have reported some errors.
779 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
780
67181c72
ILT		 7812011-07-08 Ian Lance Taylor <iant@google.com>
782
783 PR gold/12372
784 * target.h (Target::plt_address_for_global): New function.
785 (Target::plt_address_for_local): New function.
786 (Target::plt_section_for_global): Remove.
787 (Target::plt_section_for_local): Remove.
788 (Target::do_plt_address_for_global): New virtual function.
789 (Target::do_plt_address_for_local): New virtual function.
790 (Target::do_plt_section_for_global): Remove.
791 (Target::do_plt_section_for_local): Remove.
792 (Target::register_global_plt_entry): Add Symbol_table and Layout
793 parameters.
794 * output.cc (Output_data_got::Got_entry::write): Use
795 plt_address_for_global and plt_address_for_local.
796 * layout.cc (Layout::add_target_dynamic_tags): Use size and
797 address of output section.
798 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
799 got_irelative_, and irelative_count_ fields. Update
800 declarations.
801 (Output_data_plt_i386::has_irelative_section): New function.
802 (Output_data_plt_i386::entry_count): Add irelative_count_.
803 (Output_data_plt_i386::set_final_data_size): Likewise.
804 (class Target_i386): Add got_irelative_ and rel_irelative_
805 fields. Update declarations.
806 (Target_i386::Target_i386): Initialize new fields.
807 (Target_i386::do_plt_address_for_global): New function replacing
808 do_plt_section_for_global.
809 (Target_i386::do_plt_address_for_local): New function replacing
810 do_plt_section_for_local.
811 (Target_i386::got_section): Create got_irelative_.
812 (Target_i386::rel_irelative_section): New function.
813 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
814 fields. Don't define __rel_iplt_{start,end}.
815 (Output_data_plt_i386::add_entry): Add symtab and layout
816 parameters. Change all callers. Use different PLT and GOT for
817 IFUNC symbols.
818 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
819 layout parameters. Change all callers. Use different PLT and
820 GOT.
821 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
822 (Output_data_plt_i386::rel_irelative): New function.
823 (Output_data_plt_i386::address_for_global): New function.
824 (Output_data_plt_i386::address_for_local): New function.
825 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
826 IRELATIVE GOT when changing IFUNC GOT entries.
827 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
828 reloc.
829 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
830 if we didn't create an IRELATIVE GOT.
831 (Target_i386::Relocate::relocate): Use plt_address_for_global and
832 plt_address_for_local.
833 (Target_i386::do_dynsym_value): Use plt_address_for_global.
834 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
835 got_irelative_, and irelative_count_ fields. Update
836 declarations.
837 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
838 Initialize new fields. Remove symtab parameter. Change all
839 callers.
840 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
841 irelative_count_.
842 (Output_data_plt_x86_64::has_irelative_section): New function.
843 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
844 (class Target_x86_64): Add got_irelative_ and rel_irelative_
845 fields. Update declarations.
846 (Target_x86_64::Target_x86_64): Initialize new fields.
847 (Target_x86_64::do_plt_address_for_global): New function replacing
848 do_plt_section_for_global.
849 (Target_x86_64::do_plt_address_for_local): New function replacing
850 do_plt_section_for_local.
851 (Target_x86_64::got_section): Create got_irelative_.
852 (Target_x86_64::rela_irelative_section): New function.
853 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
854 all callers. Don't create __rel_iplt_{start,end}.
855 (Output_data_plt_x86_64::add_entry): Add symtab and layout
856 parameters. Change all callers. Use different PLT and GOT for
857 IFUNC symbols.
858 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
859 layout parameters. Change all callers. Use different PLT and
860 GOT.
861 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
862 parameters. Change all callers. Use different PLT and GOT for
863 IFUNC symbols.
864 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
865 (Output_data_plt_x86_64::rela_irelative): New function.
866 (Output_data_plt_x86_64::address_for_global): New function.
867 (Output_data_plt_x86_64::address_for_local): New function.
868 (Output_data_plt_x86_64::set_final_data_size): Likewise.
869 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
870 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
871 (Target_x86_64::register_global_plt_entry): Add symtab and layout
872 parameters.
873 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
874 reloc.
875 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
876 symbols if we didn't create an IRELATIVE GOT.
877 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
878 plt_address_for_local.
879 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
880 * testsuite/ifuncvar1.c: New test file.
881 * testsuite/ifuncvar2.c: New test file.
882 * testsuite/ifuncvar3.c: New test file.
883 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
884 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
885 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
886 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
887 * testsuite/Makefile.in: Rebuild.
888
33c15b45
CC		 8892011-07-07 Cary Coutant <ccoutant@google.com>
890
891 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
892 (two_file_test_1_ndebug.o): Likewise.
893 (two_file_test_1b_ndebug.o): Likewise.
894 (two_file_test_2_ndebug.o): Likewise.
895 (two_file_test_main_ndebug.o): Likewise.
896 (incremental_test_2): Link with no-debug versions.
897
f48b5fb7
CC		 8982011-07-06 Cary Coutant <ccoutant@google.com>
899
900 * gold/incremental.cc
901 (Output_section_incremental_inputs::write_info_blocks): Check for
902 hidden and internal symbols.
903
221597a5
CC		 9042011-07-06 Cary Coutant <ccoutant@google.com>
905
906 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
907 Check disposition for startup file.
908 (Incremental_inputs::report_command_line): Ignore
909 --incremental-startup-unchanged option.
910 * options.cc (General_options::parse_incremental_startup_unchanged):
911 New function.
912 (General_options::General_options): Initialize new data member.
913 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
914 (General_options): Add --incremental-startup-unchanged option.
915 (General_options::incremental_startup_disposition): New function.
916 (General_options::incremental_startup_disposition_): New data member.
917
e24719f6
CC		 9182011-07-06 Cary Coutant <ccoutant@google.com>
919
920 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
921 input file index to Script_info ctor.
922 (Sized_incremental_binary::do_file_has_changed): Find the
923 command-line argument for files named in scripts.
924 * incremental.h (Script_info::Script_info): New ctor
925 with input file index.
926 (Script_info::input_file_index): New function.
927 (Script_info::input_file_index_): New data member.
928 (Incremental_binary::get_library): Add const.
929 (Incremental_binary::get_script_info): Add const.
930 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
931 * testsuite/Makefile.am (incremental_test_5): New test case.
932 (incremental_test_6): New test case.
933 * testsuite/Makefile.in: Regenerate.
934
8f7c81e8
CC		 9352011-07-06 Cary Coutant <ccoutant@google.com>
936
937 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
938 debug output when command lines differ.
939
9fbd3822
CC		 9402011-07-06 Cary Coutant <ccoutant@google.com>
941
942 * incremental.cc (Incremental_inputs::report_command_line): Ignore
943 --incremental-patch option.
944 * layout.cc (Free_list::allocate): Extend allocation beyond original
945 end if enabled.
946 (Layout::make_output_section): Mark sections that should get
947 patch space.
948 * options.cc (parse_percent): New function.
949 * options.h (parse_percent): New function.
950 (DEFINE_percent): New macro.
951 (General_options): Add --incremental-patch option.
952 * output.cc (Output_section::Output_section): Initialize new data
953 members.
954 (Output_section::add_input_section): Print section name when out
955 of patch space.
956 (Output_section::add_output_section_data): Likewise.
957 (Output_section::set_final_data_size): Add patch space when
958 doing --incremental-full.
959 (Output_section::do_reset_address_and_file_offset): Remove patch
960 space.
961 (Output_segment::set_section_list_addresses): Print debug output
962 only if --incremental-update.
963 * output.h (Output_section::set_is_patch_space_allowed): New function.
964 (Output_section::is_patch_space_allowed_): New data member.
965 (Output_section::patch_space_): New data member.
966 * parameters.cc (Parameters::incremental_full): New function.
967 * parameters.h (Parameters::incremental_full): New function
968 * testsuite/Makefile.am (incremental_test_2): Add test for
969 --incremental-patch option.
970 * testsuite/Makefile.in: Regenerate.
971 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
972 (t18): Remove function body.
973
f6cccc2c
DK		 9742011-07-05 Doug Kwan <dougkwan@google.com>
975
976 PR gold/12771
977 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
978 Arm_Address type for relocation result.
979 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
980 overflow check.
981 (Arm_relocate_functions::abs32): Use unaligned access.
982 (Arm_relocate_functions::rel32): Ditto.
983 (Arm_relocate_functions::prel31): Ditto.
984 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
985 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
986 static data relocations.
987 * testsuite/Makefile.in: Regnerate.
988 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
989
28a13fec
ILT		 9902011-07-05 Ian Lance Taylor <iant@google.com>
991
992 PR gold/12392
993 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
994 symbols if necessary.
995 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
996
24d47b34
ILT		 9972011-07-05 Ian Lance Taylor <iant@google.com>
998
999 PR gold/12952
1000 * resolve.cc (Symbol::override_base_with_special): Simply override
1001 version with special symbol version, ignoring previous version.
1002
41f9cbbe
ILT		 10032011-07-05 Ian Lance Taylor <iant@google.com>
1004
1005 * object.cc (Sized_relobj_file::include_section_group): Add
1006 information to comment about signature location.
1007
886288f1
ILT		 10082011-07-02 Ian Lance Taylor <iant@google.com>
1009
1010 PR gold/12957
1011 * options.h (class General_options): Add -f and -F.
1012 * options.cc (General_options::finalize): Fatal error if -f/-F
1013 are used without -shared.
1014 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1015
ae3a6d4f
ILT		 10162011-07-02 Ian Lance Taylor <iant@google.com>
1017
1018 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1019
21131061
ILT		 10202011-07-01 Ian Lance Taylor <iant@google.com>
1021
1022 PR gold/12525
1023 PR gold/12952
1024 * resolve.cc (Symbol::override_base_with_special): Don't override
1025 the version if the overriding symbol has a different name.
1026 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1027 all callers. If we give an error about an undefined version,
1028 define the base version if necessary.
1029 * dynobj.h (class Versions): Update declaration.
1030 * testsuite/weak_alias_test_5.cc: New file.
1031 * testsuite/weak_alias_test.script: New file.
1032 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1033 and versioned_alias have the right value, and call t2.
1034 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1035 weak_alias_test_5.so.
1036 (weak_alias_test_LDADD): Likewise.
1037 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1038 * testsuite/Makefile.in: Rebuild.
1039
611062c0
ILT		 10402011-07-01 Ian Lance Taylor <iant@google.com>
1041
1042 PR gold/12525
1043 * options.h (class General_options): Support -z notext.
1044 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1045 -Wl,-z,notext.
1046 (two_file_shared_nonpic.so): Likewise.
1047 (two_file_shared_mixed.so): Likewise.
1048 (two_file_shared_mixed_1.so): Likewise.
1049 (weak_undef_lib_nonpic.so): Likewise.
1050 (alt/weak_undef_lib_nonpic.so): Likewise.
1051 (tls_test_shared_nonpic.so): Likewise.
1052 * testsuite/Makefile.in: Rebuild.
1053
328c7c2f
ILT		 10542011-07-01 Ian Lance Taylor <iant@google.com>
1055
1056 PR gold/12525
1057 * configure.ac: Test whether static linking works, setting
1058 the automake conditional HAVE_STATIC.
1059 * testsuite/Makefile.am: Disable tests using -static if
1060 HAVE_STATIC is not true.
1061 * configure, testsuite/Makefile.in: Rebuild.
1062
02d7cd44
ILT		 10632011-07-01 Ian Lance Taylor <iant@google.com>
1064
1065 PR gold/12525
1066 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1067 Assert if we see DW_EH_PE_indirect.
1068 * target.h (Target::ehframe_datarel_base): New function.
1069 (Target::do_ehframe_datarel_base): New target function.
1070 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1071 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1072 function.
1073
07a60597
ILT		 10742011-07-01 Ian Lance Taylor <iant@google.com>
1075
1076 PR gold/12571
1077 * options.h (class General_options): Add
1078 --ld-generated-unwind-info.
1079 * ehframe.cc (Fde::write): Add address parameter. Change all
1080 callers. If associated with PLT, fill in address and size.
1081 (Cie::set_output_offset): Only add merge mapping if there is an
1082 object.
1083 (Cie::write): Add address parameter. Change all callers.
1084 (Eh_frame::add_ehframe_for_plt): New function.
1085 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1086 input_offset_ fields into union u_, with new plt field.
1087 (Fde::Fde): Adjust for new union field.
1088 (Fde::Fde) [Output_data version]: New constructor.
1089 (Fde::add_mapping): Only add merge mapping if there is an object.
1090 (class Cie): Update declarations.
1091 (class Eh_frame): Declare add_ehframe_for_plt.
1092 * layout.cc (Layout::layout_eh_frame): Break out code into
1093 make_eh_frame_section, and call it.
1094 (Layout::make_eh_frame_section): New function.
1095 (Layout::add_eh_frame_for_plt): New function.
1096 * layout.h (class Layout): Update declarations.
1097 * merge.cc (Merge_map::add_mapping): Add assertion.
1098 * i386.cc: Include "dwarf.h".
1099 (class Output_data_plt_i386): Make first_plt_entry,
1100 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1101 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1102 and plt_eh_frame_fde.
1103 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1104 boundary. Call add_eh_frame_for_plt if appropriate.
1105 * x86_64.cc: Include "dwarf.h".
1106 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1107 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1108 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1109 and plt_eh_frame_fde.
1110 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1111 appropriate.
1112
14788a3f
ILT		 11132011-06-29 Ian Lance Taylor <iant@google.com>
1114
1115 PR gold/12629
1116 * object.cc (Sized_relobj_file::layout_section): Change shdr
1117 parameter to be const.
1118 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1119 out of do_layout.
1120 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1121 appropriate. Call layout_eh_frame_section.
1122 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1123 sections.
1124 * object.h (class Sized_relobj_file): Update declarations.
1125
6c21fce1
ILT		 11262011-06-29 Ian Lance Taylor <iant@google.com>
1127
37e41b03 1128 PR gold/12652
6c21fce1
ILT		 1129 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1130 modifier.
1131 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1132
4d5e4e62
ILT		 11332011-06-29 Ian Lance Taylor <iant@google.com>
1134
1135 PR gold/12675
1136 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1137 SHT_X86_64_UNWIND.
1138 * layout.cc (Layout::layout_eh_frame): Likewise.
1139
886f533a
ILT		 11402011-06-29 Ian Lance Taylor <iant@google.com>
1141
1142 PR gold/12695
1143 * layout.cc (Layout::symtab_section_shndx): New function.
1144 * layout.h (class Layout): Declare symtab_section_shndx.
1145 * output.cc (Output_section::write_header): Call it.
1146
f3ae1b28
ILT		 11472011-06-29 Ian Lance Taylor <iant@google.com>
1148
1149 PR gold/12818
1150 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1151 symbols which are not used in a relocation.
1152
aecf301f
ILT		 11532011-06-28 Ian Lance Taylor <iant@google.com>
1154
1155 PR gold/12898
1156 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1157 script create indistinguishable segments.
1158 (Layout::set_segment_offsets): Use stable_sort when sorting
1159 segments. Pass this to Compare_segments constructor.
1160 * layout.h (class Layout): Make segment_precedes non-static.
1161 (class Compare_segments): Change from struct to class. Add
1162 layout_ field. Add constructor.
1163 * script-sections.cc
1164 (Script_sections::attach_sections_using_phdrs_clause): Rename
1165 local orphan to is_orphan. Don't report failure to put empty
1166 section in segment. On attachment failure, report name of
1167 section, and attach to first PT_LOAD segment.
1168
03ef7571
ILT		 11692011-06-28 Ian Lance Taylor <iant@google.com>
1170
1171 PR gold/12934
1172 * target-select.cc (Target_selector::Target_selector): Add
1173 emulation parameter. Change all callers.
1174 (select_target_by_bfd_name): Rename from select_target_by_name.
1175 Change all callers.
1176 (select_target_by_emulation): New function.
1177 (supported_emulation_names): New function.
1178 * target-select.h (class Target_selector): Add emulation_ field.
1179 Update declarations.
1180 (Target_selector::recognize_by_bfd_name): Rename from
1181 recognize_by_name. Change all callers.
1182 (Target_selector::supported_bfd_names): Rename from
1183 supported_names. Change all callers.
1184 (Target_selector::recognize_by_emulation): New function.
1185 (Target_selector::supported_emulations): New function.
1186 (Target_selector::emulation): New function.
1187 (Target_selector::do_recognize_by_bfd_name): Rename from
1188 do_recognize_by_name. Change all callers.
1189 (Target_selector::do_supported_bfd_names): Rename from
1190 do_supported_names. Change all callers.
1191 (Target_selector::do_recognize_by_emulation): New function.
1192 (Target_selector::do_supported_emulations): New function.
1193 (select_target_by_bfd_name): Change name in declaration.
1194 (select_target_by_emulation): Declare.
1195 (supported_emulation_names): Declare.
1196 * parameters.cc (parameters_force_valid_target): Try to find
1197 target based on emulation from -m option.
1198 * options.h (class General_options): Change doc string for -m.
1199 * options.cc (help): Print emulations.
1200 (General_options::parse_V): Likewise.
1201 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1202 Add emulation parameter. Change all callers.
1203
200b2bb9
ILT		 12042011-06-28 Ian Lance Taylor <iant@google.com>
1205
1206 * target.h (class Target): Add osabi_ field.
1207 (Target::osabi): New function.
1208 (Target::set_osabi): New function.
1209 (Target::Target): Initialize osabi_.
1210 (Target::do_adjust_elf_header): Make pure virtual.
1211 (Sized_target::do_adjust_elf_header): Declare.
1212 * target.cc (Sized_target::do_adjust_elf_header): New function.
1213 (class Sized_target): Instantiate all versions.
1214 * freebsd.h (class Target_freebsd): Remove.
1215 (Target_selector_freebsd::do_recognize): Call set_osabi on
1216 Target.
1217 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1218 (Target_selector_freebsd::set_osabi): Remove.
1219 * i386.cc (class Target_i386): Inherit from Sized_target rather
1220 than Target_freebsd.
1221 * x86_64.cc (class Target_x86_64): Likewise.
1222
b3ce541e
ILT		 12232011-06-28 Ian Lance Taylor <iant@google.com>
1224
1225 * target.h (Target::can_check_for_function_pointers): Rewrite.
1226 Make non-virtual.
1227 (Target::can_icf_inline_merge_sections): Likewise.
1228 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1229 (Target::Target_info): Add can_icf_inline_merge_sections field.
1230 (Target::do_can_check_for_function_pointers): New virtual
1231 function.
1232 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1233 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1234 from can_check_for_function_pointers, move in file.
1235 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1236 section_may_have_icf_unsafe_poineters, move in file.
1237 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1238 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1239 Rename from can_check_for_function_pointers, move in file.
1240 (Target_i386::can_icf_inline_merge_sections): Remove.
1241 (Target_i386::i386_info): Initialize
1242 can_icf_inline_merge_sections.
1243 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1244 Initialize can_icf_inline_merge_sections.
1245 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1246 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1247 Rename from can_check_for_function_pointers, move in file.
1248 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1249 (Target_x86_64::x86_64_info): Initialize
1250 can_icf_inline_merge_sections.
1251 * testsuite/testfile.cc (Target_test::test_target_info):
1252 Likewise.
1253 * icf.cc (get_section_contents): Correct formatting.
1254
6d1c4efb
ILT		 12552011-06-27 Ian Lance Taylor <iant@google.com>
1256
1257 * symtab.cc (Symbol::versioned_name): New function.
1258 (Symbol_table::add_to_final_symtab): Use versioned_name when
1259 appropriate.
1260 (Symbol_table::sized_write_symbol): Likewise.
1261 * symtab.h (class Symbol): Declare versioned_name.
1262 * stringpool.h (class Stringpool_template): Add variant of add
1263 which takes a std::basic_string.
1264 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1265 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1266 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1267 (ver_test_12.o): New target.
1268 * testsuite/Makefile.in: Rebuild.
1269
57eb9b50
DK		 12702011-06-27 Doug Kwan <dougkwan@google.com>
1271
1272 * arm.cc (Arm_relocate_functions::thm_jump8,
1273 Arm_relocate_functions::thm_jump11): Use a wider signed
1274 type to compute offset.
1275 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1276 arm_thm_jump8.
1277 * testsuite/Makefile.in: Regenerate.
1278 * testsuite/arm_branch_in_range.sh: Check test results of
1279 arm_thm_jump11 and arm_thm_jump8.
1280 * testsuite/arm_thm_jump11.s: New test source file.
1281 * testsuite/arm_thm_jump11.t: New linker script.
1282 * testsuite/arm_thm_jump8.s: New test source file.
1283 * testsuite/arm_thm_jump8.t: New linker script.
1284
487b39df
ILT		 12852011-06-24 Ian Lance Taylor <iant@google.com>
1286
1287 * layout.cc: Include "object.h".
1288 (ctors_sections_in_init_array): New static variable.
1289 (Layout::is_ctors_in_init_array): New function.
1290 (Layout::layout): Add entry to ctors_sections_in_init_array if
1291 appropriate.
1292 * layout.h (class Layout): Declare is_ctors_in_init_array.
1293 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1294 is_ctors_reverse_view is set.
1295 (Sized_relobj_file::write_sections): Add layout parameter. Change
1296 all callers. Set is_ctors_reverse_view field of View_size.
1297 (Sized_relobj_file::reverse_words): New function.
1298 * object.h (Sized_relobj_file::View_size): Add
1299 is_ctors_reverse_view field.
1300 (class Sized_relobj_file): Update declarations.
1301 * testsuite/initpri3.c: New test.
1302 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1303 initpri3b.
1304 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1305 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1306 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1307 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1308 * testsuite/Makefile.in: Rebuild.
1309
472076e4
CC		 13102011-06-24 Cary Coutant <ccoutant@google.com>
1311
1312 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1313 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1314 (debug_msg_cdebug.err): New targets.
1315 * testsuite/Makefile.in: Regenerate.
1316 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1317 Fix checks for link with shared library.
1318
a60af0db
DK		 13192011-06-24 Doug Kwan <dougkwan@google.com>
1320
1321 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1322 skip empty text sections.
1323 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1324
5393d741
ILT		 13252011-06-22 Ian Lance Taylor <iant@google.com>
1326
1327 PR gold/12910
1328 * options.h (class General_options): Add --ctors-in-init-array.
1329 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1330 friends as SHT_PROGBITS for merging sections.
1331 (Layout::layout): Remove special handling of .init_array and
1332 friends. Don't sort if doing relocatable link. Sort for .ctors
1333 and .dtors if ctors_in_init_array.
1334 (Layout::make_output_section): Force correct section types for
1335 .init_array and friends. Don't sort if doing relocatable link,
1336 Don't sort .ctors and .dtors if ctors_in_init_array.
1337 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1338 (Layout::output_section_name): Add relobj parameter. Change all
1339 callers. Handle .ctors. and .dtors. in code rather than table.
1340 Handle .ctors and .dtors if ctors_in_init_array.
1341 (Layout::match_file_name): New function, moved from output.cc.
1342 * layout.h (class Layout): Update declarations.
1343 * output.cc: Include "layout.h".
1344 (Input_section_sort_entry::get_priority): New function.
1345 (Input_section_sort_entry::match_file_name): Just call
1346 Layout::match_file_name.
1347 (Output_section::Input_section_sort_init_fini_compare::operator()):
1348 Handle .ctors and .dtors. Sort by explicit priority rather than
1349 by name.
1350 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1351 * testsuite/initpri2.c: New test.
1352 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1353 (check_PROGRAMS): Add initpri2.
1354 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1355 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1356 * configure, testsuite/Makefile.in: Rebuild.
1357
e1f74f98
ILT		 13582011-06-19 Ian Lance Taylor <iant@google.com>
1359
1360 PR gold/12880
1361 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1362 .interp section to a PT_INTERP segment even if we have seen a
1363 --dynamic-linker option. Don't do it if we have seen a PHDRS
1364 clause in a linker script.
1365 (Layout::finalize): Don't create a .interp section if we've
1366 already create a PT_INTERP segment.
1367 (Layout::create_interp): Always call choose_output_section (revert
1368 patch of 2011-06-17). Don't create PT_INTERP segment.
1369 * script-sections.cc
1370 (Script_sections::create_note_and_tls_segments): Add a .interp
1371 section to a PT_INTERP segment even if we have seen a
1372 --dynamic-linker option.
1373
766f91bb
ILT		 13742011-06-18 Ian Lance Taylor <iant@google.com>
1375
1376 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1377 merely because a non-PT_LOAD segment has a dynamic reloc.
1378
0d212c3a
ILT		 13792011-06-18 Ian Lance Taylor <iant@google.com>
1380
1381 * layout.cc (Layout::finish_dynamic_section): Don't create
1382 DT_FLAGS entry if not needed.
1383
911a5072
ILT		 13842011-06-18 Ian Lance Taylor <iant@google.com>
1385
1386 PR gold/12745
1387 * layout.cc (Layout::layout_eh_frame): Correct handling of
1388 writable .eh_frame section.
1389
534b4e5f
ILT		 13902011-06-17 Ian Lance Taylor <iant@google.com>
1391
1392 PR gold/12893
1393 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1394 symbol is redefined with the exact same object and value.
1395
10b4f102
ILT		 13962011-06-17 Ian Lance Taylor <iant@google.com>
1397
1398 PR gold/12880
1399 * layout.h (class Layout): Add interp_segment_ field.
1400 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1401 (Layout::attach_allocated_section_to_segment): If making shared
1402 library, put .interp section in PT_INTERP segment.
1403 (Layout::finalize): Also call create_interp if -dynamic-linker
1404 option was used.
1405 (Layout::create_interp): Assert that there is no PT_INTERP
1406 segment. If not using a SECTIONS clause, use make_output_section.
1407 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1408 * script-sections.cc
1409 (Script_sections::create_note_and_tls_segments): If making shared
1410 library, put .interp section in PT_INTERP segment.
1411
a29b0dad
ILT		 14122011-06-17 Ian Lance Taylor <iant@google.com>
1413
e588ea8d
ILT		 1414 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1415 when making a shared library.
1416
14172011-06-17 Ian Lance Taylor <iant@google.com>
1418
1419 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1420 parameter. Change all callers. Don't issue warning about PC32
1421 against locally defined symbol.
a29b0dad 1422
9d3b0698
ILT		 14232011-06-16 Ian Lance Taylor <iant@google.com>
1424
1425 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1426 occurs in same object.
1427
85b0f90c
AM		 14282011-06-14 Alan Modra <amodra@gmail.com>
1429
1430 * po/POTFILES.in: Regenerate.
1431
a94907d9
ILT		 14322011-06-09 Ian Lance Taylor <iant@google.com>
1433
1434 * script-sections.cc
1435 (Orphan_output_section::set_section_addresses): For a relocatable
1436 link set address to 0.
1437
4fb3a1c3
CC		 14382011-06-09 Cary Coutant <ccoutant@google.com>
1439
1440 PR gold/12804
1441 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1442 used with --compress-debug-sections.
1443 * gold/object.cc (Sized_relobj_file::do_layout): Report
1444 uncompressed size of compressed input sections.
1445
61220854
CC		 14462011-06-08 Cary Coutant <ccoutant@google.com>
1447
1448 PR gold/12804
1449 * testsuite/two_file_test_2_v1.cc: Change initialization of
1450 v2 to keep it in .data.
1451
e6455dfb
CC		 14522011-06-07 Cary Coutant <ccoutant@google.com>
1453
1454 * common.cc (Symbol_table::do_allocate_commons_list): Call
1455 gold_fallback.
1456 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1457 (Errors::fallback): New function.
1458 (gold_fallback): New function.
1459 * errors.h (Errors::fallback): New function.
1460 * gold.cc (gold_exit): Change status parameter to enum; adjust
1461 all callers.
1462 (queue_initial_tasks): Call gold_fallback.
1463 * gold.h: Include cstdlib.
1464 (Exit_status): New enum type.
1465 (gold_exit): Change status parameter to enum.
1466 (gold_fallback): New function.
1467 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1468 (Layout::create_symtab_sections): Likewise.
1469 (Layout::create_shdrs): Likewise.
1470 * main.cc (main): Adjust call to gold_exit.
1471 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1472 (Output_data_got::add_got_entry_pair): Likewise.
1473 (Output_section::add_input_section): Likewise.
1474 (Output_section::add_output_section_data): Likewise.
1475 (Output_segment::set_section_list_addresses): Likewise.
1476 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1477
fb0e076f
CC		 14782011-06-07 Cary Coutant <ccoutant@google.com>
1479
1480 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1481 for incremental links.
1482 * output.cc (Output_segment::set_section_list_addresses): Remove
1483 FIXME and test for TLS or BSS.
1484
a5ee4d5d
CC		 14852011-06-07 Cary Coutant <ccoutant@google.com>
1486
1487 * testsuite/Makefile.am: Add incremental_copy_test,
1488 incremental_common_test_1.
1489 * testsuite/Makefile.in: Regenerate.
1490 * testsuite/common_test_1_v1.c: New source file.
1491 * testsuite/common_test_1_v2.c: New source file.
1492 * testsuite/copy_test_v1.cc: New source file.
1493
5146f448
CC		 14942011-06-07 Cary Coutant <ccoutant@google.com>
1495
1496 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1497 update, allocate common from bss section's free list.
1498 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1499 linker-defined symbols.
1500 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1501 Skip GOT and PLT entries that are no longer referenced.
1502 (Output_section_incremental_inputs::write_info_blocks): Mark
1503 linker-defined symbols.
1504 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1505 * output.cc (Output_section::allocate): New function.
1506 * output.h (Output_section::allocate): New function.
1507 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1508 linker-defined symbols.
1509 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1510 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1511 (Symbol::init_base_output_data): Likewise.
1512 (Symbol::init_base_output_segment): Likewise.
1513 (Symbol::init_base_constant): Likewise.
1514 (Sized_symbol::init_output_data): Likewise.
1515 (Sized_symbol::init_output_segment): Likewise.
1516 (Sized_symbol::init_constant): Likewise.
1517 (Symbol_table::do_define_in_output_data): Likewise.
1518 (Symbol_table::do_define_in_output_segment): Likewise.
1519 (Symbol_table::do_define_as_constant): Likewise.
1520 * symtab.h (Symbol::is_predefined): New function.
1521 (Symbol::init_base_output_data): Add is_predefined parameter.
1522 (Symbol::init_base_output_segment): Likewise.
1523 (Symbol::init_base_constant): Likewise.
1524 (Symbol::is_predefined_): New data member.
1525 (Sized_symbol::init_output_data): Add is_predefined parameter.
1526 (Sized_symbol::init_output_segment): Likewise.
1527 (Sized_symbol::init_constant): Likewise.
1528 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1529
26d3c67d
CC		 15302011-06-07 Cary Coutant <ccoutant@google.com>
1531
1532 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1533 instead of emit_copy_reloc.
1534 (Copy_relocs::emit_copy_reloc): Refactor.
1535 (Copy_relocs::make_copy_reloc): New function.
1536 (Copy_relocs::add_copy_reloc): Remove.
1537 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1538 section.
1539 (Copy_relocs::make_copy_reloc): New function.
1540 (Copy_relocs::add_copy_reloc): Remove.
1541 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1542 unchanged input files.
1543 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1544 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1545 Reserve BSS space for COPY relocations.
1546 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1547 (Output_section_incremental_inputs::write_info_blocks): Record
1548 whether a symbol is copied from a shared object.
1549 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1550 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1551 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1552 (Incremental_input_entry_reader::get_output_symbol_index): Add
1553 is_copy parameter.
1554 (Incremental_binary::emit_copy_relocs): New function.
1555 (Incremental_binary::do_emit_copy_relocs): New function.
1556 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1557 new data member.
1558 (Sized_incremental_binary::add_copy_reloc): New function.
1559 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1560 (Sized_incremental_binary::Copy_reloc): New struct.
1561 (Sized_incremental_binary::Copy_relocs): New typedef.
1562 (Sized_incremental_binary::copy_relocs_): New data member.
1563 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1564 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1565 * target.h (Sized_target::emit_copy_reloc): New function.
1566 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1567
7cdb37d9
CC		 15682011-06-02 Cary Coutant <ccoutant@google.com>
1569
1570 PR gold/12163
1571 * gold/archive.cc (Archive::Archive): Initialize new data member.
1572 (Archive::include_all_members): Return if archive has already been
1573 included.
1574 * gold/archive.h (Archive::include_all_members_): New data member.
1575
cc643b88
NC		 15762011-06-02 Nick Clifton <nickc@redhat.com>
1577
1578 * dynobj.h: Fix spelling mistake in comment.
1579 * output.cc: Likewise.
1580
f62a3ca7
DK		 15812011-05-31 Doug Kwan <dougkwan@google.com>
1582 Asier Llano
1583
1584 PR gold/12826
cc643b88 1585 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1586 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1587 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1588 redundant arm_exidx_test.so.
1589 * testsuite/Makefile.in: Regenerate.
1590 (check_SCRIPTS): Add pr12826.sh
1591 (check_DATA): Add pr12826.stdout
1592 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1593 * testsuite/pr12826.sh: New file.
1594 * testsuite/pr12826_1.s: Ditto.
1595 * testsuite/pr12826_1.s: Ditto.
1596
8dbe1edc
ILT		 15972011-05-30 Ian Lance Taylor <iant@google.com>
1598
1599 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1600 sections.
1601
c49875be
ILT		 16022011-05-29 Ian Lance Taylor <iant@google.com>
1603
1604 PR gold/12804
1605 * testsuite/Makefile.am: Use different file name for two_file_test
1606 temporary file for each incremental test.
1607 * testsuite/Makefile.in: Rebuild.
1608
69d53f7a
ILT		 16092011-05-29 Ian Lance Taylor <iant@google.com>
1610
1611 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1612 binary input file is empty.
1613
41d0ab5f
ILT		 16142011-05-27 Ian Lance Taylor <iant@google.com>
1615
1616 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1617 (ver_test_9.so): Likewise.
1618 * testsuite/Makefile.in: Rebuild.
1619
89d8a36b
CC		 16202011-05-26 Cary Coutant <ccoutant@google.com>
1621
1622 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1623 * incremental.cc (Incremental_inputs::report_input_section): Fix
1624 comment, indentation.
1625 (Incremental_inputs::report_comdat_group): New function.
1626 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1627 of data for incremental input file entry.
1628 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1629 group count, COMDAT group signatures.
1630 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1631 an unchanged input file.
1632 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1633 Initialize new data member.
1634 (Incremental_object_entry::add_comdat_group): New function.
1635 (Incremental_object_entry::get_comdat_group_count): New function.
1636 (Incremental_object_entry::get_comdat_signature_key): New function.
1637 (Incremental_object_entry::groups_): New data member.
1638 (Incremental_inputs::report_comdat_group): New function.
1639 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1640 data for incremental input file entry.
1641 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1642 (Incremental_input_entry_reader::get_input_section): Adjust size of
1643 data for incremental input file entry.
1644 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1645 (Incremental_input_entry_reader::get_comdat_group_signature): New
1646 function.
1647 * object.cc (Sized_relobj::include_section_group): Report kept
1648 COMDAT groups for incremental links.
1649
1706a06f
ILT		 16502011-05-24 David Meyer <pdox@google.com>
1651
1652 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1653 with name parameter. Add found_name parameter.
1654 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1655 * dirsearch.h (class Dirsearch): Update declaration.
1656
a10ae760
ILT		 16572011-05-24 Ian Lance Taylor <iant@google.com>
1658
1659 * archive.cc (Library_base::should_include_member): Pull in object
1660 from archive if it defines the entry symbol.
1661 * parameters.cc (Parameters::entry): New function.
1662 * parameters.h (class Parameters): Declare entry.
1663 * output.h (class Output_file_header): Remove entry_ field.
1664 * output.cc (Output_file_header::Output_file_header): Remove entry
1665 parameter. Change all callers.
1666 (Output_file_header::entry): Use parameters->entry.
1667 * gold.cc (queue_middle_tasks): Likewise.
1668 * plugin.cc (Plugin_hook::run): Likewise.
1669
aa92d6ed
CC		 16702011-05-24 Cary Coutant <ccoutant@google.com>
1671
1672 * gold.cc (queue_initial_tasks): Pass incremental base filename
1673 to Output_file::open_base_file; don't print error message.
1674 * incremental-dump.cc (main): Adjust call to
1675 Output_file::open_for_modification.
1676 * incremental-dump.cc (main): Likewise.
1677 * incremental.cc (Incremental_inputs::report_command_line):
1678 Ignore --incremental-base option when comparing command lines.
1679 Ignore parameter when given as separate argument.
1680 * options.h (class General_options): Add --incremental-base.
1681 * output.cc (Output_file::Output_file):
1682 (Output_file::open_base_file): Add base_name and writable parameters;
1683 read base file into new file; print error message here.
1684 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1685 callers.
1686 * output.h (Output_file::open_for_modification): Rename to...
1687 (Output_file::open_base_file): ...this; add base_name and
1688 writable parameters; adjust all callers.
1689 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1690 callers.
1691 * testsuite/Makefile.am (incremental_test_4): Test
1692 --incremental-base.
1693 * testsuite/Makefile.in: Regenerate.
1694
2eedd706
CC		 16952011-05-24 Cary Coutant <ccoutant@google.com>
1696
1697 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1698 incremental_test_4.
1699 * testsuite/Makefile.in: Regenerate.
1700 * testsuite/two_file_test_1_v1.cc: New test source file.
1701 * testsuite/two_file_test_1b_v1.cc: New test source file.
1702 * testsuite/two_file_test_2_v1.cc: New test source file.
1703
0f1c85a6
CC		 17042011-05-24 Cary Coutant <ccoutant@google.com>
1705
1706 * dynobj.h (Dynobj::do_dynobj): New function.
1707 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1708 flag and soname for shared objects.
1709 * incremental.cc (Incremental_inputs::report_object): Make
1710 either Incremental_object_entry or Incremental_dynobj_entry; add
1711 soname to string table.
1712 (Incremental_inputs::report_input_section): Add assertion.
1713 (Output_section_incremental_inputs::set_final_data_size): Adjust
1714 type of input file entry for shared libraries; adjust size of
1715 shared library info entry.
1716 (Output_section_incremental_inputs::write_input_files): Write
1717 as_needed flag for shared libraries.
1718 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1719 of input file entry for shared libraries; write soname.
1720 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1721 soname from incremental info.
1722 * incremental.h (enum Incremental_input_flags): Add
1723 INCREMENTAL_INPUT_AS_NEEDED.
1724 (Incremental_input_entry::Incremental_input_entry): Initialize new
1725 data member.
1726 (Incremental_input_entry::set_as_needed): New function.
1727 (Incremental_input_entry::as_needed): New function.
1728 (Incremental_input_entry::do_dynobj_entry): New function.
1729 (Incremental_input_entry::as_needed_): New data member.
1730 (Incremental_object_entry::Incremental_object_entry): Don't check
1731 for shared library.
1732 (Incremental_object_entry::do_type): Likewise.
1733 (class Incremental_dynobj_entry): New class.
1734 (Incremental_input_entry_reader::as_needed): New function.
1735 (Incremental_input_entry_reader::get_soname): New function.
1736 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1737 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1738 size of shared library info entry.
1739 * layout.cc (Layout::finish_dynamic_section): Don't test for
1740 incremental link when adding DT_NEEDED entries.
1741 * object.h (Object::Object): Initialize new data member.
1742 (Object::dynobj): New function.
1743 (Object::set_as_needed): New function.
1744 (Object::as_needed): New function.
1745 (Object::do_dynobj): New function.
1746 (Object::as_needed_): New data member.
1747
6fa2a40b
CC		 17482011-05-24 Cary Coutant <ccoutant@google.com>
1749
1750 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1751 info; adjust display of GOT entries.
1752 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1753 vector of input objects; remove file_status_.
1754 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1755 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1756 got_plt reader; call target hooks to reserve GOT entries.
1757 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1758 of input file info header and GOT info entry.
1759 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1760 relocation info.
1761 (Got_plt_view_info::got_descriptor): Remove.
1762 (Got_plt_view_info::sym_index): New data member.
1763 (Got_plt_view_info::input_index): New data member.
1764 (Local_got_offset_visitor::visit): Write input file index.
1765 (Global_got_offset_visitor::visit): Write 0 for input file index.
1766 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1767 with sym_index and input_index.
1768 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1769 incremental info GOT entry; replace got_descriptor with input_index.
1770 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1771 map from input file index to object.
1772 (Sized_relobj_incr::do_layout): Replace direct data member reference
1773 with accessor function.
1774 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1775 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1776 Adjust size of input file info header.
1777 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1778 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1779 (Incremental_input_entry_reader::get_input_section): Adjust size of
1780 input file info header.
1781 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1782 of incremental info GOT entry.
1783 (Incremental_got_plt_reader::get_got_desc): Remove.
1784 (Incremental_got_plt_reader::get_got_symndx): New function.
1785 (Incremental_got_plt_reader::get_got_input_index): New function.
1786 (Sized_incremental_binary::Sized_incremental_binary): Remove
1787 file_status_; add input_objects_.
1788 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1789 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1790 (Sized_incremental_binary::file_is_unchanged): Remove.
1791 (Sized_incremental_binary::set_input_object): New function.
1792 (Sized_incremental_binary::input_object): New function.
1793 (Sized_incremental_binary::file_status_): Remove.
1794 (Sized_incremental_binary::input_objects_): New data member.
1795 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1796 references.
1797 (Sized_relobj_incr::invalid_address): Move to base class.
1798 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1799 class.
1800 (Sized_relobj_incr::do_output_section_offset): Likewise.
1801 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1802 (Sized_relobj_incr::section_offsets_): Likewise.
1803 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1804 function.
1805 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1806 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1807 with accessor function.
1808 (Sized_relobj_file::do_layout): Likewise.
1809 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1810 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1811 (Sized_relobj_file::compute_final_local_value): Replace refs to
1812 section_offsets_ with accessor function.
1813 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1814 * object.h (Relobj::Relobj): Initialize new data members.
1815 (Relobj::add_dyn_reloc): New function.
1816 (Relobj::first_dyn_reloc): New function.
1817 (Relobj::dyn_reloc_count): New function.
1818 (Relobj::first_dyn_reloc_): New data member.
1819 (Relobj::dyn_reloc_count_): New data member.
1820 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1821 references.
1822 (Sized_relobj::Address): New typedef.
1823 (Sized_relobj::invalid_address): Move here from child class.
1824 (Sized_relobj::Sized_relobj): Initialize new data members.
1825 (Sized_relobj::sized_relobj): New function.
1826 (Sized_relobj::is_output_section_offset_invalid): Move here from
1827 child class.
1828 (Sized_relobj::get_output_section_offset): Likewise.
1829 (Sized_relobj::local_has_got_offset): Likewise.
1830 (Sized_relobj::local_got_offset): Likewise.
1831 (Sized_relobj::set_local_got_offset): Likewise.
1832 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1833 (Sized_relobj::clear_got_offsets): New function.
1834 (Sized_relobj::section_offsets): Move here from child class.
1835 (Sized_relobj::do_output_section_offset): Likewise.
1836 (Sized_relobj::do_set_section_offset): Likewise.
1837 (Sized_relobj::Local_got_offsets): Likewise.
1838 (Sized_relobj::local_got_offsets_): Likewise.
1839 (Sized_relobj::section_offsets_): Likewise.
1840 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1841 references.
1842 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1843 class.
1844 (Sized_relobj_file::sized_relobj): New function
1845 (Sized_relobj_file::local_has_got_offset): Move to base class.
1846 (Sized_relobj_file::local_got_offset): Likewise.
1847 (Sized_relobj_file::set_local_got_offset): Likewise.
1848 (Sized_relobj_file::get_output_section_offset): Likewise.
1849 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1850 (Sized_relobj_file::do_output_section_offset): Likewise.
1851 (Sized_relobj_file::do_set_section_offset): Likewise.
1852 (Sized_relobj_file::Local_got_offsets): Likewise.
1853 (Sized_relobj_file::local_got_offsets_): Likewise.
1854 (Sized_relobj_file::section_offsets_): Likewise.
1855 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1856 (all constructors).
1857 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1858 (Output_reloc::get_symbol_index): Likewise.
1859 (Output_reloc::local_section_offset): Likewise.
1860 (Output_reloc::get_address): Likewise.
1861 (Output_reloc::symbol_value): Likewise.
1862 (Output_data_got::reserve_slot): Move to class definition.
1863 (Output_data_got::reserve_local): New function.
1864 (Output_data_got::reserve_slot_for_global): Remove.
1865 (Output_data_got::reserve_global): New function.
1866 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1867 (all constructors, two instantiations).
1868 (Output_reloc::get_relobj): New function (two instantiations).
1869 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1870 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1871 (Output_data_reloc::add_global): Adjust type of relobj.
1872 (Output_data_reloc::add_global_relative): Likewise.
1873 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1874 (Output_data_reloc::add_local): Likewise.
1875 (Output_data_reloc::add_local_relative): Likewise.
1876 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1877 (Output_data_reloc::add_local_section): Likewise.
1878 (Output_data_reloc::add_output_section): Likewise.
1879 (Output_data_reloc::add_absolute): Likewise.
1880 (Output_data_reloc::add_target_specific): Likewise.
1881 (Output_data_got::reserve_slot): Move definition here.
1882 (Output_data_got::reserve_local): New function.
1883 (Output_data_got::reserve_global): New function.
1884 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1885 section_offsets_ with accessor function.
1886 (Sized_relobj_file::write_sections): Likewise.
1887 (Sized_relobj_file::do_relocate_sections): Likewise.
1888 * target.h (Sized_target::reserve_local_got_entry): New function.
1889 (Sized_target::reserve_global_got_entry): New function.
1890 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1891 (Target_x86_64::reserve_global_got_entry): New function.
1892 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1893
4829d394
CC		 18942011-05-23 Cary Coutant <ccoutant@google.com>
1895
1896 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1897 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1898 bit when checking got_type.
1899 * incremental.cc (Sized_incremental_binary::setup_readers):
1900 Store symbol table and string table locations; initialize bit vector
1901 of file status flags.
1902 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1903 unchanged files.
1904 (Sized_incremental_binary::do_process_got_plt): New function.
1905 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1906 (Output_section_incremental_inputs::set_final_data_size): Record
1907 file index for each input file.
1908 (Output_section_incremental_inputs::write_got_plt): Store file index
1909 instead of input entry offset for each GOT entry.
1910 * incremental.h
1911 (Incremental_input_entry::Incremental_input_entry): Initialize new
1912 data member.
1913 (Incremental_input_entry::set_offset): Store file index.
1914 (Incremental_input_entry::get_file_index): New function.
1915 (Incremental_input_entry::file_index_): New data member.
1916 (Incremental_binary::process_got_plt): New function.
1917 (Incremental_binary::do_process_got_plt): New function.
1918 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1919 data members.
1920 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1921 (Sized_incremental_binary::set_file_is_unchanged): New function.
1922 (Sized_incremental_binary::file_is_unchanged): New function.
1923 (Sized_incremental_binary::do_process_got_plt): New function.
1924 (Sized_incremental_binary::file_status_): New data member.
1925 (Sized_incremental_binary::main_symtab_loc_): New data member.
1926 (Sized_incremental_binary::main_strtab_loc_): New data member.
1927 * output.cc (Output_data_got::Got_entry::write): Add case
1928 RESERVED_CODE.
1929 (Output_data_got::add_global): Call add_got_entry.
1930 (Output_data_got::add_global_plt): Likewise.
1931 (Output_data_got::add_global_with_rel): Likewise.
1932 (Output_data_got::add_global_with_rela): Likewise.
1933 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1934 (Output_data_got::add_global_pair_with_rela): Likewise.
1935 (Output_data_got::add_local): Call add_got_entry.
1936 (Output_data_got::add_local_plt): Likewise.
1937 (Output_data_got::add_local_with_rel): Likewise.
1938 (Output_data_got::add_local_with_rela): Likewise.
1939 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1940 (Output_data_got::add_local_pair_with_rela): Likewise.
1941 (Output_data_got::reserve_slot): New function.
1942 (Output_data_got::reserve_slot_for_global): New function.
1943 (Output_data_got::add_got_entry): New function.
1944 (Output_data_got::add_got_entry_pair): New function.
1945 (Output_section::add_output_section_data): Edit FIXME.
1946 * output.h
1947 (Output_section_data_build::Output_section_data_build): New
1948 constructor with size parameter.
1949 (Output_data_space::Output_data_space): Likewise.
1950 (Output_data_got::Output_data_got): Initialize new data member; new
1951 constructor with size parameter.
1952 (Output_data_got::add_constant): Call add_got_entry.
1953 (Output_data_got::reserve_slot): New function.
1954 (Output_data_got::reserve_slot_for_global): New function.
1955 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1956 (Output_data_got::add_got_entry): New function.
1957 (Output_data_got::add_got_entry_pair): New function.
1958 (Output_data_got::free_list_): New data member.
1959 * target.h (Sized_target::init_got_plt_for_update): New function.
1960 (Sized_target::register_global_plt_entry): New function.
1961 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1962 Initialize new data member; call init; add constructor with PLT count.
1963 (Output_data_plt_x86_64::init): New function.
1964 (Output_data_plt_x86_64::add_relocation): New function.
1965 (Output_data_plt_x86_64::reserve_slot): New function.
1966 (Output_data_plt_x86_64::free_list_): New data member.
1967 (Target_x86_64::init_got_plt_for_update): New function.
1968 (Target_x86_64::register_global_plt_entry): New function.
1969 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1970 incremental updates.
1971 (Output_data_plt_x86_64::add_relocation): New function.
1972 * testsuite/object_unittest.cc (Object_test): Set default options.
1973
ec69d6da
ILT		 19742011-05-16 Ian Lance Taylor <iant@google.com>
1975
1976 * options.h (class General_options): Make -i a synonym for -r.
1977
732e31de
ILT		 19782011-05-16 Ian Lance Taylor <iant@google.com>
1979
1980 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1981
403676b5
CC		 19822011-05-10 Cary Coutant <ccoutant@google.com>
1983
1984 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1985 strip_all (-s).
1986
5b7b7d6e
ILT		 19872011-05-06 Ian Lance Taylor <iant@google.com>
1988
1989 * layout.cc (Layout::layout): If the output section flags change,
1990 update the ordering.
1991
f0f9babf
CC		 19922011-04-25 Cary Coutant <ccoutant@google.com>
1993
1994 * incremental-dump.cc (dump_incremental_inputs): Print local
1995 symbol info for each input file.
1996 * incremental.cc
1997 (Output_section_incremental_inputs::set_final_data_size): Add local
1998 symbol info to input file entries in incremental info.
1999 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2000 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2001 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2002 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2003 implementation.
2004 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2005 (Sized_incr_relobj::do_relocate): Write the local symbols.
2006 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2007 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2008 Adjust size of input file header.
2009 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2010 (Incremental_inputs_reader::get_local_symbol_count): New function.
2011 (Incremental_inputs_reader::get_input_section): Adjust size of input
2012 file header.
2013 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2014 (Sized_incr_relobj::This): New typedef.
2015 (Sized_incr_relobj::sym_size): New const data member.
2016 (Sized_incr_relobj::Local_symbol): New struct.
2017 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2018 (Sized_incr_relobj::do_local_symbol_offset): New function.
2019 (Sized_incr_relobj::local_symbol_count_): New data member.
2020 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2021 (Sized_incr_relobj::local_symbol_index_): New data member.
2022 (Sized_incr_relobj::local_symbol_offset_): New data member.
2023 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2024 (Sized_incr_relobj::local_symbols_): New data member.
2025 * object.h (Relobj::output_local_symbol_count): New function.
2026 (Relobj::local_symbol_offset): New function.
2027 (Relobj::do_output_local_symbol_count): New function.
2028 (Relobj::do_local_symbol_offset): New function.
2029 (Sized_relobj::do_output_local_symbol_count): New function.
2030 (Sized_relobj::do_local_symbol_offset): New function.
2031
d0a9ace3
ILT		 20322011-04-22 Vladimir Simonov <sv@sw.ru>
2033
2034 * descriptors.cc (set_close_on_exec): New function.
2035 (Descriptors::open): Use set_close_on_exec.
2036 * output.cc (S_ISLNK): Define if not defined.
2037
94a3fc8b
CC		 20382011-04-22 Cary Coutant <ccoutant@google.com>
2039
2040 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2041 global symbol map.
2042 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2043 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2044 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2045 relocations.
2046 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2047 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2048 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2049 * incremental.h
2050 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2051 function.
2052 (Incremental_binary::apply_incremental_relocs): New function.
2053 (Incremental_binary::do_apply_incremental_relocs): New function.
2054 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2055 data member.
2056 (Sized_incremental_binary::add_global_symbol): New function.
2057 (Sized_incremental_binary::global_symbol): New function.
2058 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2059 (Sized_incremental_binary::symbol_map_): New data member.
2060 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2061 * target.h (Sized_target::apply_relocation): New function.
2062 * target-reloc.h (apply_relocation): New function.
2063 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2064
c87e4302
DK		 20652011-04-22 Doug Kwan <dougkwan@google.com>
2066
2067 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2068 flag of a SHT_ARM_EXIDX section.
2069 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2070 * testsuite/Makefile.in: Regenerate.
2071 * testsuite/arm_exidx_test.s: New file.
2072 * testsuite/arm_exidx_test.sh: Same.
2073
e7782cf6
CC		 20742011-04-20 Cary Coutant <ccoutant@google.com>
2075
2076 PR gold/12689
2077 * archive.h (Incremental_archive_entry::Archive_member):
2078 Initialize arg_serial_ (second constructor).
2079
308ecdc7
ILT		 20802011-04-17 Ian Lance Taylor <iant@google.com>
2081
2082 * object.cc (Relocate_info::location): Simplify location string.
2083 * errors.cc (Errors::error_at_location): Don't print program
2084 name.
2085 (Errors::warning_at_location): Likewise.
2086 (Errors::undefined_symbol): Likewise.
2087 * testsuite/debug_msg.sh: Update accordingly.
2088
bec5b579
CC		 20892011-04-14 Cary Coutant <ccoutant@google.com>
2090
2091 * gold/layout.cc (Layout::symtab_section_offset): New function.
2092 * gold/layout.h (Layout::symtab_section_offset): New function.
2093 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2094
88597d34
ILT		 20952011-04-12 Ian Lance Taylor <iant@google.com>
2096
2097 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2098 with MREMAP_MAYMOVE.
2099 * output.h (class Output_file): Add map_is_allocated_ field.
2100 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2101 not available, provide stubs. If mremap is not available, #define
2102 it to gold_mremap.
2103 (MREMAP_MAYMOVE): Define if not defined.
2104 (Output_file::Output_file): Initialize map_is_allocated_.
2105 (Output_file::resize): Check map_is_allocated_.
2106 (Output_file::map_anonymous): If mmap fails, use malloc.
2107 (Output_file::unmap): Don't do anything for an anonymous map.
2108 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2109 is not available, provide stubs.
2110 (File_read::View::~View): Use free rather than delete[].
2111 (File_read::make_view): Use malloc rather than new[]. If mmap
2112 fails, use malloc.
2113 (File_read::find_or_make_view): Use malloc rather than new[].
2114 * gold.h: Remove HAVE_REMAP code.
2115 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2116 exists. Rename mremap to gold_mremap. If mmap is not available
2117 don't do anything.
2118 * configure, config.in: Rebuild.
2119
11e361bc
ILT		 21202011-04-11 Ian Lance Taylor <iant@google.com>
2121
2122 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2123 initialize local variable v.
2124
cdc29364
CC		 21252011-04-11 Cary Coutant <ccoutant@google.com>
2126
2127 * archive.cc (Archive::include_member): Adjust call to
2128 report_object.
2129 (Add_archive_symbols::run): Track argument serial numbers.
2130 (Lib_group::include_member): Likewise.
2131 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2132 * archive.h (Incremental_archive_entry::Archive_member):
2133 Initialize arg_serial_.
2134 (Archive_member::arg_serial_): New data member.
2135 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2136 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2137 incremental link.
2138 (Sized_dynobj::do_for_all_local_got_entries): New function.
2139 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2140 function.
2141 * fileread.cc (get_mtime): New function.
2142 * fileread.h (get_mtime): New function.
2143 * gold.cc (queue_initial_tasks): Check for incremental update.
2144 (process_incremental_input): New function.
2145 (queue_middle_tasks): Don't force valid target for incremental
2146 update.
2147 * incremental-dump.cc (find_input_containing_global): Adjust
2148 size of symbol info entry.
2149 (dump_incremental_inputs): Dump argument serial number and
2150 in_system_directory flag; bias shndx by 1; print symbol names
2151 when dumping per-file symbol lists; use new symbol info readers.
2152 * incremental.cc
2153 (Output_section_incremental_inputs:update_data_size): New function.
2154 (Sized_incremental_binary::setup_readers): Setup input readers
2155 for each input file; build maps for files added from libraries
2156 and scripts.
2157 (Sized_incremental_binary::check_input_args): New function.
2158 (Sized_incremental_binary::do_check_inputs): Build map of argument
2159 serial numbers to input arguments.
2160 (Sized_incremental_binary::do_file_has_changed): Rename
2161 do_file_is_unchanged to this; compare file modification times.
2162 (Sized_incremental_binary::do_init_layout): New function.
2163 (Sized_incremental_binary::do_reserve_layout): New function.
2164 (Sized_incremental_binary::do_get_input_reader): Remove.
2165 (Sized_incremental_binary::get_symtab_view): New function.
2166 (Incremental_checker::can_incrementally_link_output_file): Remove.
2167 (Incremental_inputs::report_command_line): Exclude --debug options.
2168 (Incremental_inputs::report_archive_begin): Add parameter; track
2169 argument serial numbers; don't put input file entry for archive
2170 before archive members.
2171 (Incremental_inputs::report_archive_end): Put input file entry
2172 for archive after archive members.
2173 (Incremental_inputs::report_object): Add parameter; track argument
2174 serial numbers and in_system_directory flag.
2175 (Incremental_inputs::report_script): Add parameter; track argument
2176 serial numbers.
2177 (Output_section_incremental_inputs::set_final_data_size): Adjust
2178 size of symbol info entry; check for forwarding symbols.
2179 (Output_section_incremental_inputs::write_input_files): Write
2180 in_system_directory flag and argument serial number.
2181 (Output_section_incremental_inputs::write_info_blocks): Map section
2182 indices between incremental info and original input file; store
2183 input section index for each symbol.
2184 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2185 change operator() to visit().
2186 (class Global_got_offset_visitor): Likewise.
2187 (class Global_symbol_visitor_got_plt):
2188 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2189 classes.
2190 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2191 (Sized_incr_relobj::do_read_symbols): New function.
2192 (Sized_incr_relobj::do_layout): New function.
2193 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2194 (Sized_incr_relobj::do_add_symbols): New function.
2195 (Sized_incr_relobj::do_should_include_member): New function.
2196 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2197 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2198 (Sized_incr_relobj::do_section_size): New function.
2199 (Sized_incr_relobj::do_section_name): New function.
2200 (Sized_incr_relobj::do_section_contents): New function.
2201 (Sized_incr_relobj::do_section_flags): New function.
2202 (Sized_incr_relobj::do_section_entsize): New function.
2203 (Sized_incr_relobj::do_section_address): New function.
2204 (Sized_incr_relobj::do_section_type): New function.
2205 (Sized_incr_relobj::do_section_link): New function.
2206 (Sized_incr_relobj::do_section_info): New function.
2207 (Sized_incr_relobj::do_section_addralign): New function.
2208 (Sized_incr_relobj::do_initialize_xindex): New function.
2209 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2210 (Sized_incr_relobj::do_read_relocs): New function.
2211 (Sized_incr_relobj::do_gc_process_relocs): New function.
2212 (Sized_incr_relobj::do_scan_relocs): New function.
2213 (Sized_incr_relobj::do_count_local_symbols): New function.
2214 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2215 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2216 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2217 (Sized_incr_relobj::do_relocate): New function.
2218 (Sized_incr_relobj::do_set_section_offset): New function.
2219 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2220 (Sized_incr_dynobj::do_read_symbols): New function.
2221 (Sized_incr_dynobj::do_layout): New function.
2222 (Sized_incr_dynobj::do_add_symbols): New function.
2223 (Sized_incr_dynobj::do_should_include_member): New function.
2224 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2225 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2226 (Sized_incr_dynobj::do_section_size): New function.
2227 (Sized_incr_dynobj::do_section_name): New function.
2228 (Sized_incr_dynobj::do_section_contents): New function.
2229 (Sized_incr_dynobj::do_section_flags): New function.
2230 (Sized_incr_dynobj::do_section_entsize): New function.
2231 (Sized_incr_dynobj::do_section_address): New function.
2232 (Sized_incr_dynobj::do_section_type): New function.
2233 (Sized_incr_dynobj::do_section_link): New function.
2234 (Sized_incr_dynobj::do_section_info): New function.
2235 (Sized_incr_dynobj::do_section_addralign): New function.
2236 (Sized_incr_dynobj::do_initialize_xindex): New function.
2237 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2238 (make_sized_incremental_object): New function.
2239 (Incremental_library::copy_unused_symbols): New function.
2240 (Incremental_library::do_for_all_unused_symbols): New function.
2241 * incremental.h (enum Incremental_input_flags): New type.
2242 (class Incremental_checker): Remove.
2243 (Incremental_input_entry::Incremental_input_entry): Add argument
2244 serial number.
2245 (Incremental_input_entry::arg_serial): New function.
2246 (Incremental_input_entry::set_is_in_system_directory): New function.
2247 (Incremental_input_entry::is_in_system_directory): New function.
2248 (Incremental_input_entry::arg_serial_): New data member.
2249 (Incremental_input_entry::is_in_system_directory_): New data member.
2250 (class Script_info): Move here from script.h.
2251 (Script_info::Script_info): Add filename parameter.
2252 (Script_info::filename): New function.
2253 (Script_info::filename_): New data member.
2254 (Incremental_script_entry::Incremental_script_entry): Add argument
2255 serial number.
2256 (Incremental_object_entry::Incremental_object_entry): Likewise.
2257 (Incremental_object_entry::add_input_section): Build list of input
2258 sections with map to original shndx.
2259 (Incremental_object_entry::get_input_section_index): New function.
2260 (Incremental_object_entry::shndx_): New data member.
2261 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2262 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2263 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2264 serial number.
2265 (Incremental_inputs::report_archive_begin): Likewise.
2266 (Incremental_inputs::report_object): Likewise.
2267 (Incremental_inputs::report_script): Likewise.
2268 (class Incremental_global_symbol_reader): New class.
2269 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2270 and store flags and input file type.
2271 (Incremental_input_entry_reader::arg_serial): New function.
2272 (Incremental_input_entry_reader::type): Extract type from flags.
2273 (Incremental_input_entry_reader::is_in_system_directory): New function.
2274 (Incremental_input_entry_reader::get_input_section_count): Call
2275 accessor function for type.
2276 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2277 function for type; adjust size of global symbol entry.
2278 (Incremental_input_entry_reader::get_global_symbol_count): Call
2279 accessor function for type.
2280 (Incremental_input_entry_reader::get_object_count): Likewise.
2281 (Incremental_input_entry_reader::get_object_offset): Likewise.
2282 (Incremental_input_entry_reader::get_member_count): Likewise.
2283 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2284 (Incremental_input_entry_reader::get_member_offset): Likewise.
2285 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2286 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2287 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2288 (Incremental_input_entry_reader::get_global_symbol_reader): New
2289 function.
2290 (Incremental_input_entry_reader::get_output_symbol_index): New
2291 function.
2292 (Incremental_input_entry_reader::type_): Remove.
2293 (Incremental_input_entry_reader::flags_): New data member.
2294 (Incremental_inputs_reader::input_file_offset): New function.
2295 (Incremental_inputs_reader::input_file_index): New function.
2296 (Incremental_inputs_reader::input_file): Call input_file_offset.
2297 (Incremental_inputs_reader::input_file_at_offset): New function.
2298 (Incremental_relocs_reader::get_r_type): Reformat.
2299 (Incremental_relocs_reader::get_r_shndx): Reformat.
2300 (Incremental_relocs_reader::get_r_offset): Reformat.
2301 (Incremental_relocs_reader::data): New function.
2302 (Incremental_binary::Incremental_binary): Initialize new data members.
2303 (Incremental_binary::check_inputs): Add cmdline parameter.
2304 (Incremental_binary::file_is_unchanged): Remove.
2305 (Input_reader::arg_serial): New function.
2306 (Input_reader::get_unused_symbol_count): New function.
2307 (Input_reader::get_unused_symbol): New function.
2308 (Input_reader::do_arg_serial): New function.
2309 (Input_reader::do_get_unused_symbol_count): New function.
2310 (Input_reader::do_get_unused_symbol): New function.
2311 (Incremental_binary::input_file_count): New function.
2312 (Incremental_binary::get_input_reader): Change signature to use
2313 index instead of filename.
2314 (Incremental_binary::file_has_changed): New function.
2315 (Incremental_binary::get_input_argument): New function.
2316 (Incremental_binary::get_library): New function.
2317 (Incremental_binary::get_script_info): New function.
2318 (Incremental_binary::init_layout): New function.
2319 (Incremental_binary::reserve_layout): New function.
2320 (Incremental_binary::output_file): New function.
2321 (Incremental_binary::do_check_inputs): New function.
2322 (Incremental_binary::do_file_is_unchanged): Remove.
2323 (Incremental_binary::do_file_has_changed): New function.
2324 (Incremental_binary::do_init_layout): New function.
2325 (Incremental_binary::do_reserve_layout): New function.
2326 (Incremental_binary::do_input_file_count): New function.
2327 (Incremental_binary::do_get_input_reader): Change signature.
2328 (Incremental_binary::input_args_map_): New data member.
2329 (Incremental_binary::library_map_): New data member.
2330 (Incremental_binary::script_map_): New data member.
2331 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2332 new data members.
2333 (Sized_incremental_binary::output_section): New function.
2334 (Sized_incremental_binary::inputs_reader): Add const.
2335 (Sized_incremental_binary::symtab_reader): Add const.
2336 (Sized_incremental_binary::relocs_reader): Add const.
2337 (Sized_incremental_binary::got_plt_reader): Add const.
2338 (Sized_incremental_binary::get_symtab_view): New function.
2339 (Sized_incremental_binary::Inputs_reader): New typedef.
2340 (Sized_incremental_binary::Input_entry_reader): New typedef.
2341 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2342 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2343 (Sized_incremental_binary::do_file_has_changed): New function.
2344 (Sized_incremental_binary::do_init_layout): New function.
2345 (Sized_incremental_binary::do_reserve_layout): New function.
2346 (Sized_input_reader::Inputs_reader): Remove.
2347 (Sized_input_reader::Input_entry_reader): Remove.
2348 (Sized_input_reader::do_arg_serial): New function.
2349 (Sized_input_reader::do_get_unused_symbol_count): New function.
2350 (Sized_input_reader::do_get_unused_symbol): New function.
2351 (Sized_incremental_binary::do_input_file_count): New function.
2352 (Sized_incremental_binary::do_get_input_reader): Change signature;
2353 use index instead of filename.
2354 (Sized_incremental_binary::section_map_): New data member.
2355 (Sized_incremental_binary::input_entry_readers_): New data member.
2356 (class Sized_incr_relobj): New class.
2357 (class Sized_incr_dynobj): New class.
2358 (make_sized_incremental_object): New function.
2359 (class Incremental_library): New class.
2360 * layout.cc (Free_list::num_lists): New static data member.
2361 (Free_list::num_nodes): New static data member.
2362 (Free_list::num_removes): New static data member.
2363 (Free_list::num_remove_visits): New static data member.
2364 (Free_list::num_allocates): New static data member.
2365 (Free_list::num_allocate_visits): New static data member.
2366 (Free_list::init): New function.
2367 (Free_list::remove): New function.
2368 (Free_list::allocate): New function.
2369 (Free_list::dump): New function.
2370 (Free_list::print_stats): New function.
2371 (Layout_task_runner::run): Resize output file for incremental updates.
2372 (Layout::Layout): Initialize new data members.
2373 (Layout::set_incremental_base): New function.
2374 (Layout::init_fixed_output_section): New function.
2375 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2376 incremental updates.
2377 (Layout::create_gold_note): Do not create gold note section for
2378 incremental updates.
2379 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2380 for incremental updates.
2381 (Layout::set_section_offsets): For incremental updates, allocate space
2382 from free list.
2383 (Layout::create_symtab_sections): Layout with offsets relative to
2384 start of section; for incremental updates, allocate space from free
2385 list.
2386 (Layout::create_shdrs): For incremental updates, allocate space from
2387 free list.
2388 (Layout::finish_dynamic_section): For incremental updates, do not
2389 check --as-needed (fixed in subsequent patch).
2390 * layout.h (class Free_list): New class.
2391 (Layout::set_incremental_base): New function.
2392 (Layout::incremental_base): New function.
2393 (Layout::init_fixed_output_section): New function.
2394 (Layout::allocate): New function.
2395 (Layout::incremental_base_): New data member.
2396 (Layout::free_list_): New data member.
2397 * main.cc (main): Print Free_list statistics.
2398 * object.cc (Relobj::finalize_incremental_relocs): Add
2399 clear_counts parameter; clear counts only when clear_counts is set.
2400 (Sized_relobj::Sized_relobj): Initialize new base class.
2401 (Sized_relobj::do_layout): Don't report special sections.
2402 (Sized_relobj::do_for_all_local_got_entries): New function.
2403 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2404 symtab_off to all symbol table offsets.
2405 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2406 * object.h (class Got_offset_list): Move to top of file.
2407 (Object::Object): Allow case where input_file == NULL.
2408 (Object::~Object): Likewise.
2409 (Object::input_file): Assert that input_file != NULL.
2410 (Object::lock): Allow case where input_file == NULL.
2411 (Object::unlock): Likewise.
2412 (Object::is_locked): Likewise.
2413 (Object::token): Likewise.
2414 (Object::release): Likewise.
2415 (Object::is_incremental): New function.
2416 (Object::get_mtime): New function.
2417 (Object::for_all_local_got_entries): New function.
2418 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2419 (Object::set_is_in_system_directory): New function.
2420 (Object::is_in_system_directory): New function.
2421 (Object::do_is_incremental): New function.
2422 (Object::do_get_mtime): New function.
2423 (Object::do_for_all_local_got_entries): New function.
2424 (Object::is_in_system_directory_): New data member.
2425 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2426 (class Sized_relobj_base): New class.
2427 (class Sized_relobj): Derive from Sized_relobj_base.
2428 (class Sized_relobj::Symbols): Redeclare from base class.
2429 (class Sized_relobj::local_got_offset_list): Remove.
2430 (class Sized_relobj::Output_sections): Redeclare from base class.
2431 (class Sized_relobj::do_for_all_local_got_entries): New function.
2432 (class Sized_relobj::write_local_symbols): Add offset parameter.
2433 (class Sized_relobj::local_symbol_offset_): Update comment.
2434 (class Sized_relobj::local_dynsym_offset_): Update comment.
2435 * options.cc (Input_arguments::add_file): Remove const.
2436 * options.h (Input_file_argument::Input_file_argument):
2437 Initialize arg_serial_ (all constructors).
2438 (Input_file_argument::set_arg_serial): New function.
2439 (Input_file_argument::arg_serial): New function.
2440 (Input_file_argument::arg_serial_): New data member.
2441 (Input_arguments::Input_arguments): Initialize file_count_.
2442 (Input_arguments::add_file): Remove const.
2443 (Input_arguments::number_of_input_files): New function.
2444 (Input_arguments::file_count_): New data member.
2445 (Command_line::number_of_input_files): Call
2446 Input_arguments::number_of_input_files.
2447 * output.cc (Output_segment_headers::Output_segment_headers):
2448 Set current size.
2449 (Output_section::Input_section::current_data_size): New function.
2450 (Output_section::Output_section): Initialize new data members.
2451 (Output_section::add_input_section): Don't do merge sections for
2452 an incremental link; allocate space from free list for an
2453 incremental update.
2454 (Output_section::add_output_section_data): Allocate space from
2455 free list for an incremental update.
2456 (Output_section::update_data_size): New function.
2457 (Output_section::set_fixed_layout): New function.
2458 (Output_section::reserve): New function.
2459 (Output_segment::set_section_addresses): Remove const.
2460 (Output_segment::set_section_list_addresses): Remove const; allocate
2461 space from free list for an incremental update.
2462 (Output_segment::set_offset): Adjust size of RELRO segment for an
2463 incremental update.
2464 * output.h (Output_data::current_data_size): Move here from
2465 child classes.
2466 (Output_data::pre_finalize_data_size): New function.
2467 (Output_data::update_data_size): New function.
2468 (Output_section_headers::update_data_size): new function.
2469 (Output_section_data_build::current_data_size): Move to Output_data.
2470 (Output_data_strtab::update_data_size): New function.
2471 (Output_section::current_data_size): Move to Output_data.
2472 (Output_section::set_fixed_layout): New function.
2473 (Output_section::has_fixed_layout): New function.
2474 (Output_section::reserve): New function.
2475 (Output_section::update_data_size): New function.
2476 (Output_section::has_fixed_layout_): New data member.
2477 (Output_section::free_list_): New data member.
2478 (Output_segment::set_section_addresses): Remove const.
2479 (Output_segment::set_section_list_addresses): Remove const.
2480 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2481 New function.
2482 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2483 New function.
2484 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2485 parameter when calling Add_symbols constructor; store argument
2486 serial number for members of a lib group.
2487 (Add_symbols::locks): Allow case where token == NULL.
2488 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2489 (Read_member::~Read_member): New function.
2490 (Read_member::is_runnable): New function.
2491 (Read_member::locks): New function.
2492 (Read_member::run): New function.
2493 (Check_script::~Check_script): New function.
2494 (Check_script::is_runnable): New function.
2495 (Check_script::locks): New function.
2496 (Check_script::run): New function.
2497 (Check_library::~Check_library): New function.
2498 (Check_library::is_runnable): New function.
2499 (Check_library::locks): New function.
2500 (Check_library::run): New function.
2501 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2502 (Add_symbols::library_): New data member.
2503 (class Read_member): New class.
2504 (class Check_script): New class.
2505 (class Check_library): New class.
2506 * reloc.cc (Read_relocs::is_runnable): Allow case where
2507 token == NULL.
2508 (Read_relocs::locks): Likewise.
2509 (Scan_relocs::locks): Likewise.
2510 (Relocate_task::locks): Likewise.
2511 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2512 to clear counters.
2513 (Sized_relobj::incremental_relocs_scan): Fix comment.
2514 (Sized_relobj::do_relocate): Pass output file offset to
2515 write_local_symbols.
2516 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2517 from class declaration.
2518 * script.cc (read_input_script): Allocate Script_info; pass
2519 argument serial number to report_script.
2520 * script.h (class Script_info): Move to incremental.h.
2521 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2522 * symtab.h (Symbol_table::add_from_incrobj): New function.
2523 (Symbol_table::set_file_offset): New function.
2524
b961d0d7
CC		 25252011-04-05 Cary Coutant <ccoutant@google.com>
2526
2527 * incremental-dump.cc (dump_incremental_inputs): Change signature
2528 to take a Sized_incremental_binary; change caller. Use readers
2529 in Sized_incremental_binary.
2530 * incremental.cc
2531 (Sized_incremental_binary::find_incremental_inputs_sections):
2532 Rename do_find_incremental_inputs_sections to this.
2533 (Sized_incremental_binary::setup_readers): New function.
2534 (Sized_incremental_binary::do_check_inputs): Check
2535 has_incremental_info_ flag; move setup code to setup_readers;
2536 use input readers.
2537 (Sized_incremental_binary::do_file_is_unchanged): New function.
2538 (Sized_incremental_binary::do_get_input_reader): New function.
2539 * incremental.h (class Incremental_binary): Move to end of file.
2540 (Incremental_binary::file_is_unchanged): New function.
2541 (Incremental_binary::do_file_is_unchanged): New function.
2542 (Incremental_binary::Input_reader): New class.
2543 (Incremental_binary::get_input_reader): New function.
2544 (class Sized_incremental_binary): Move to end of file.
2545 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2546 input section reader classes.
2547 (Sized_incremental_binary::has_incremental_info): New function.
2548 (Sized_incremental_binary::inputs_reader): New function.
2549 (Sized_incremental_binary::symtab_reader): New function.
2550 (Sized_incremental_binary::relocs_reader): New function.
2551 (Sized_incremental_binary::got_plt_reader): New function.
2552 (Sized_incremental_binary::do_file_is_unchanged): New function.
2553 (Sized_incremental_binary::Sized_input_reader): New class.
2554 (Sized_incremental_binary::get_input_reader): New function.
2555 (Sized_incremental_binary::find_incremental_inputs_sections):
2556 Rename do_find_incremental_inputs_sections to this.
2557 (Sized_incremental_binary::setup_readers): New function.
2558 (Sized_incremental_binary::has_incremental_info_): New data member.
2559 (Sized_incremental_binary::inputs_reader_): New data member.
2560 (Sized_incremental_binary::symtab_reader_): New data member.
2561 (Sized_incremental_binary::relocs_reader_): New data member.
2562 (Sized_incremental_binary::got_plt_reader_): New data member.
2563 (Sized_incremental_binary::current_input_file_): New data member.
2564
a869183f
PP		 25652011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2566
2567 PR gold/12640
2568 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2569 violation.
2570
25712011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2572
2573 * archive.cc (Archive::include_member): Adjust call to report_object.
2574 (Add_archive_symbols::run): Add script_info to call to
2575 report_archive_begin.
2576 (Lib_group::include_member): Adjust call to report_object.
2577 (Add_lib_group_symbols::run): Adjust call to report_object.
2578 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2579 blocks. Add object count for script input files.
2580 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2581 script_info parameter; change all callers.
2582 (Incremental_inputs::report_object): Add script_info parameter;
2583 change all callers.
2584 (Incremental_inputs::report_script): Store backpointer to
2585 incremental info entry.
2586 (Output_section_incremental_inputs::set_final_data_size): Record
2587 additional information for scripts.
2588 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2589 * incremental.h (Incremental_script_entry::add_object): New function.
2590 (Incremental_script_entry::get_object_count): New function.
2591 (Incremental_script_entry::get_object): New function.
2592 (Incremental_script_entry::objects_): New data member; adjust
2593 constructor.
2594 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2595 (Incremental_inputs::report_object): Add script_info parameter.
2596 (Incremental_inputs_reader::get_object_count): New function.
2597 (Incremental_inputs_reader::get_object_offset): New function.
2598 * options.cc (Input_arguments::add_file): Return reference to
2599 new input argument.
2600 * options.h (Input_argument::set_script_info): New function.
2601 (Input_argument::script_info): New function.
2602 (Input_argument::script_info_): New data member; adjust all
2603 constructors.
2604 (Input_file_group::add_file): Return reference to new input argument.
2605 (Input_file_lib::add_file): Likewise.
2606 (Input_arguments::add_file): Likewise.
2607 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2608 * script.cc (Parser_closure::Parser_closure): Add script_info
2609 parameter; adjust all callers.
2610 (Parser_closure::script_info): New function.
2611 (Parser_closure::script_info_): New data member.
2612 (read_input_script): Report scripts earlier to incremental info.
2613 (script_add_file): Set script_info in Input_argument.
2614 (script_add_library): Likewise.
2615 * script.h (Script_options::Script_info): Rewrite class.
2616
a869183f 26172011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2618
2619 * archive.cc (Library_base::should_include_member): Move
2620 method here from class Archive.
2621 (Archive::Archive): Initialize base class.
2622 (Archive::should_include_member): Move to base class.
2623 (Archive::do_for_all_unused_symbols): New function.
2624 (Add_archive_symbols::run): Remove redundant access to
2625 incremental_inputs.
2626 (Lib_group::Lib_group): Initialize base class.
2627 (Lib_group::do_filename): New function.
2628 (Lib_group::include_member): Pass pointer to Lib_group to
2629 report_object.
2630 (Lib_group::do_for_all_unused_symbols): New function.
2631 (Add_lib_group_symbols::run): Report archive information for
2632 incremental links.
2633 * archive.h (class Library_base): New base class.
2634 (class Archive): Derive from Library_base.
2635 (Archive::filename): Move to base class.
2636 (Archive::set_incremental_info): Likewise.
2637 (Archive::incremental_info): Likewise.
2638 (Archive::Should_include): Likewise.
2639 (Archive::should_include_member): Likewise.
2640 (Archive::Armap_entry): Remove.
2641 (Archive::Unused_symbol_iterator): Remove.
2642 (Archive::unused_symbols_begin): Remove.
2643 (Archive::unused_symbols_end): Remove.
2644 (Archive::do_filename): New function.
2645 (Archive::do_get_mtime): New function.
2646 (Archive::do_for_all_unused_symbols): New function.
2647 (Archive::task_): Move to base class.
2648 (Archive::incremental_info_): Likewise.
2649 (class Lib_group): Derive from Library_base.
2650 (Lib_group::do_filename): New function.
2651 (Lib_group::do_get_mtime): New function.
2652 (Lib_group::do_for_all_unused_symbols): New function.
2653 (Lib_group::task_): Move to base class.
2654 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2655 function.
2656 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2657 function.
2658 * incremental.cc (Incremental_inputs::report_archive_begin):
2659 Use Library_base; call library's get_mtime; add incremental inputs
2660 entry before members.
2661 (class Unused_symbol_visitor): New class.
2662 (Incremental_inputs::report_archive_end): Use Library_base; use
2663 visitor class to record unused symbols; don't add incremental inputs
2664 entry after members.
2665 (Incremental_inputs::report_object): Use Library_base.
2666 * incremental.h
2667 (Incremental_archive_entry::Incremental_archive_entry): Remove
2668 unused Archive parameter.
2669 (Incremental_inputs::report_archive_begin): Use Library_base.
2670 (Incremental_inputs::report_archive_end): Likewise.
2671 (Incremental_inputs::report_object): Likewise.
2672 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2673 function.
2674 * object.h (Object::for_all_global_symbols): New function.
2675 (Object::do_for_all_global_symbols): New function.
2676 (Sized_relobj::do_for_all_global_symbols): New function.
2677 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2678 function.
2679 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2680 function.
2681
61ab3e40
ILT		 26822011-03-27 Ian Lance Taylor <iant@google.com>
2683
2684 * archive.cc (Archive::interpret_header): Return -1 if something
2685 goes wrong. Change callers accordingly.
2686
30e1f9e6
CC		 26872011-03-25 Cary Coutant <ccoutant@google.com>
2688
2689 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2690 * testsuite/Makefile.in: Regenerate.
2691
9370ce59 26922011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2693
2694 * plugin.cc (get_view): New.
2695 (Plugin::load): Pass get_view to the plugin.
2696 (Plugin_manager::get_view): New.
2697
9312bb0a
ILT		 26982011-03-21 Ian Lance Taylor <iant@google.com>
2699
2700 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2701 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2702
7e12ba9e
ST		 27032011-03-21 Sriraman Tallam <tmsriram@google.com>
2704
2705 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2706 Change == to -eq.
2707 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2708 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2709 Change == to -eq.
2710 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2711 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2712
fd7a005d
ILT		 27132011-03-14 Ian Lance Taylor <iant@google.com>
2714
2715 * script-sections.cc (Sort_output_sections::script_compare):
2716 Rename from is_before, change return type.
2717 (Sort_output_sections::operator()): Adjust accordingly.
2718
ed16fd1b
ILT		 27192011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2720
2721 PR gold/12572
2722 * testsuite/odr_violation2.cc: Add comment to make all error line
2723 numbers double digits.
2724 * testsuite/debug_msg.sh: Adjust expected errors.
2725
71ff8986
ILT		 27262011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2727
2728 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2729 but mark earlier ones as non-canonical
2730 (offset_to_iterator): Update search target and example
2731 (do_addr2line): Return extra lines in a vector*
2732 (format_file_lineno): Extract from do_addr2line
2733 (one_addr2line): Add vector* out-param
2734 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2735 when a lineno entry appeared last for its instruction
2736 (Dwarf_line_info): Add vector* out-param
2737 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2738 * symtab.cc (Odr_violation_compare): Include the lineno in the
2739 comparison again.
2740 (linenos_from_loc): New. Combine the canonical line for an
2741 address with its other lines.
2742 (True_if_intersect): New. Helper functor to make
2743 std::set_intersection a query.
2744 (detect_odr_violations): Compare sets of lines instead of just
2745 one line for each function. This became less deterministic, but
2746 has fewer false positives.
2747 * symtab.h: Declarations.
2748 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2749 mix an optimized and non-optimized object in the same binary
2750 (odr_violation2.so): Same.
2751 * testsuite/Makefile.in: Regenerate from Makefile.am.
2752 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2753 * testsuite/debug_msg.sh: Update line numbers and add
2754 assertions.
2755 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2756 non-optimized context.
2757 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2758 isn't inlined, and use OdrDerived in an optimized context.
2759 * testsuite/odr_header1.h: Defines OdrDerived, where
2760 optimization will change the
2761 first-instruction-in-the-destructor's file and line number.
2762 * testsuite/odr_header2.h: Defines OdrBase.
2763
a19fefdc
ILT		 27642011-03-09 Ian Lance Taylor <iant@google.com>
2765
2766 * fileread.cc (File_read::clear_views): Don't delete the whole
2767 file view.
2768
ecb351e9
ILT		 27692011-03-08 Ian Lance Taylor <iant@google.com>
2770
2771 PR gold/12525
2772 * fileread.cc: #include <climits>.
2773 (GOLD_IOV_MAX): Define.
2774 (File_read::read_multiple): Limit number of entries by iov_max.
2775 * fileread.h (class File_read): Always set max_readv_entries to
2776 128.
2777
b821d13c
ILT		 27782011-03-07 Ian Lance Taylor <iant@google.com>
2779
2780 PR gold/12525
2781 * options.h (class General_options): Add -dy and -dn.
2782
89243142
CC		 27832011-03-02 Cary Coutant <ccoutant@google.com>
2784
2785 * testsuite/script_test_9.t: Add TLS segment.
2786
d0773f31
ILT		 27872011-03-02 Simon Baldwin <simonb@google.com>
2788
2789 * configure.ac: Add check for gnu_indirect_function support in
2790 the toolchain building binutils.
2791 * configure: Rebuild.
2792
9370ce59 27932011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2794
2795 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2796 plugin only symbols.
2797 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2798 in plugin files as not needed in the symbol table.
2799
4cf7a849
ST		 28002011-02-11 Sriraman Tallam <tmsriram@google.com>
2801
2802 * output.cc (Output_section::add_input_section): Delay fill
2803 generation for section ordering.
2804
b578bd7d
ILT		 28052011-02-09 Ian Lance Taylor <iant@google.com>
2806
2807 PR gold/12316
2808 * object.h (class Sized_relobj): Remove clear_local_symbols.
2809 * reloc.cc (Sized_relobj::do_relocate): Don't call
2810 clear_local_symbols.
2811
9370ce59 28122011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2813
2814 * plugin.cc (is_visible_from_outside): Return true for symbols
2815 in the -u option.
2816
55382fb7
ILT		 28172011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2818
2819 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2820 filename.
2821
4e271fff
ST		 28222011-02-02 Sriraman Tallam <tmsriram@google.com>
2823
2824 * icf.h (is_section_foldable_candidate): Change type of parameter
2825 to std::string.
2826 * icf.cc (Icf::find_identical_sections): Change type of local variable
2827 section_name to be std::string.
2828 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2829
d433c3ac
ILT		 28302011-01-25 Ian Lance Taylor <iant@google.com>
2831
2832 * script.cc (script_add_extern): Rewrite to use
2833 add_symbol_reference.
2834
880473a6
DK		 28352011-01-25 Doug Kwan <dougkwan@google.com>
2836
d433c3ac 2837 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2838
f30f86fa
ILT		 28392011-01-24 Ian Lance Taylor <iant@google.com>
2840
2841 * options.h (class General_options): Accept
2842 --no-detect-odr-violations.
2843
8e51a0b9
ILT		 28442011-01-24 Ian Lance Taylor <iant@google.com>
2845
2846 * version.cc (version_string): Bump to 1.11.
2847
0f3b89d8
ILT		 28482011-01-24 Ian Lance Taylor <iant@google.com>
2849
2850 * plugin.cc (class Plugin_rescan): Define new class.
2851 (Plugin_manager::claim_file): Set any_claimed_.
2852 (Plugin_manager::save_archive): New function.
2853 (Plugin_manager::save_input_group): New function.
2854 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2855 necessary.
2856 (Plugin_manager::new_undefined_symbol): New function.
2857 (Plugin_manager::rescan): New function.
2858 (Plugin_manager::rescannable_defines): New function.
2859 (Plugin_manager::add_input_file): Set any_added_.
2860 * plugin.h (class Plugin_manager): define new fields rescannable_,
2861 undefined_symbols_, any_claimed_, and any_added_. Declare
2862 Plugin_rescan as friend. Declare new functions.
2863 (Plugin_manager::Rescannable): Define type.
2864 (Plugin_manager::Rescannable_list): Define type.
2865 (Plugin_manager::Undefined_symbol_list): Define type.
2866 (Plugin_manager::Plugin_manager): Initialize new fields.
2867 * archive.cc (Archive::defines_symbol): New function.
2868 (Add_archive_symbols::run): Pass archive to plugins if any.
2869 * archive.h (class Archive): Declare defines_symbol.
2870 * readsyms.cc (Input_group::~Input_group): New function.
2871 (Finish_group::run): Pass input_group to plugins if any.
2872 * readsyms.h (class Input_group): Declare destructor.
2873 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2874 any.
2875
3bb951e5
ILT		 28762011-01-10 Ian Lance Taylor <iant@google.com>
2877
2878 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2879 section as relro.
2880 (Layout::set_segment_offsets): Reset increase_relro before calling
2881 set_section_addresses a second time.
2882
0aa45fac
CC		 28832011-01-04 Cary Coutant <ccoutant@google.com>
2884
2885 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2886 sections before NOBITS sections.
2887
0db46eb4
L		 28882011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2889
2890 * version.cc (print_version): Update copyright to 2011.
2891
829c9745
CC		 28922010-12-23 Cary Coutant <ccoutant@google.com>
2893
2894 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2895 of OS to this->add. Add OD parameter to second form of the function.
2896
7500420b
ILT		 28972010-12-20 Ian Lance Taylor <iant@google.com>
2898
2899 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2900 second of two consecutive entries with same offset.
2901
f8e9a930
RW		 29022010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2903
2904 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2905 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2906 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2907 to avoid unneeded links against $(LDADD).
2908 * testsuite/Makefile.in: Regenerate.
2909
2fbb4320
ILT		 29102010-12-15 Ian Lance Taylor <iant@google.com>
2911
2912 PR gold/12324
2913 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2914 for R_X86_64_32 and R_X86_64_PC32.
2915 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2916 ver_matching_def_pic.o.
2917 (ver_matching_def_pic.o): New target.
2918
fedb228d
RW		 29192010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2920
2921 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2922 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2923 Move definition before File_read::View member definitions.
2924 (File_read::View::~View): Initialize and hold lock before
2925 updating current_mapped_bytes.
2926
9b547ce6
RW		 29272010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2928
2929 * dwarf_reader.cc: Remove outdated comment.
2930 * gold-threads.cc: Fix typo in error message.
2931 * archive.cc: Fix typos in comments.
2932 * archive.h: Likewise.
2933 * arm-reloc-property.cc: Likewise.
2934 * arm-reloc-property.h: Likewise.
2935 * arm-reloc.def: Likewise.
2936 * arm.cc: Likewise.
2937 * attributes.h: Likewise.
2938 * cref.cc: Likewise.
2939 * ehframe.cc: Likewise.
2940 * fileread.h: Likewise.
2941 * gold.h: Likewise.
2942 * i386.cc: Likewise.
2943 * icf.cc: Likewise.
2944 * incremental.h: Likewise.
2945 * int_encoding.cc: Likewise.
2946 * layout.h: Likewise.
2947 * main.cc: Likewise.
2948 * merge.h: Likewise.
2949 * object.cc: Likewise.
2950 * object.h: Likewise.
2951 * options.cc: Likewise.
2952 * readsyms.cc: Likewise.
2953 * reduced_debug_output.cc: Likewise.
2954 * reloc.cc: Likewise.
2955 * script-sections.cc: Likewise.
2956 * sparc.cc: Likewise.
2957 * symtab.h: Likewise.
2958 * target-reloc.h: Likewise.
2959 * target.cc: Likewise.
2960 * target.h: Likewise.
2961 * timer.cc: Likewise.
2962 * timer.h: Likewise.
2963 * x86_64.cc: Likewise.
2964
83e17bd5
CC		 29652010-12-09 Cary Coutant <ccoutant@google.com>
2966
2967 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2968 stack.
2969 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2970 parameter; change all callers.
2971 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2972 * options.h (warn_execstack): New option.
2973
017257f8
DK		 29742010-12-07 Doug Kwan <dougkwan@google.com>
2975
2976 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2977 like function call relocations.
2978
c20cbc06
ILT		 29792010-12-07 Ian Lance Taylor <iant@google.com>
2980
2981 * archive.cc (Archive::get_elf_object_for_member): Permit
2982 punconfigured to be NULL.
2983 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2984 (Archive::include_member): Pass NULL to get_elf_object_for_member
2985 if we searched for the archive and this is the first included
2986 object.
2987
4dbfafcc
ILT		 29882010-12-01 Ian Lance Taylor <iant@google.com>
2989
2990 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2991 track_relocs_type_ field.
2992 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2993 Set track_relocs_type_.
2994 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2995 contents when using RELA relocs.
2996 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2997 reloc_map_.
2998 * reloc.cc (Track_relocs::next_addend): New function.
2999 * reloc.h (class Track_relocs): Declare next_addend.
3000
e5e19edd
ILT		 30012010-12-01 Ian Lance Taylor <iant@google.com>
3002
3003 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3004 virtual destructor.
3005
9a5ce24c
ILT		 30062010-12-01 Ian Lance Taylor <iant@google.com>
3007
3008 * README: Update compilers known to work and fail.
3009
c7791212
NC		 30102010-11-23 Matthias Klose <doko@ubuntu.com>
3011
3012 * configure.in: For --enable-gold, handle value `default' instead of
3013 `both*'. Always install ld as ld.bfd, install as ld if gold is
3014 not the default.
3015 * configure: Regenerate.
3016
0ad220c9
DK		 30172010-11-18 Doug Kwan <dougkwan@google.com>
3018
3019 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3020 and right_alignment to be zero. Store result alignment only if it is
3021 greater than existing alignment.
3022
ab8056e0
CC		 30232010-11-16 Cary Coutant <ccoutant@google.com>
3024
3025 PR gold/12220
3026 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3027 Check for ".zdebug_line".
3028
fd064a5b
CC		 30292010-11-16 Doug Kwan <dougkwan@google.com>
3030 Cary Coutant <ccoutant@google.com>
3031
3032 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3033 by reference; adjust all callers.
3034 * output.cc (Output_segment::set_section_addresses): Adjust references
3035 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3036 list is empty.
3037 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3038 end at page boundary.
3039
6fc6ea19
CC		 30402010-11-16 Cary Coutant <ccoutant@google.com>
3041
3042 PR gold/12220
3043 * layout.cc (Layout::choose_output_section): Transform names of
3044 compressed sections even when using a script with a SECTIONS clause.
3045 (Layout::output_section_name): Remove code to transform
3046 compressed debug section names.
3047 * output.cc (Output_section::add_input_section): Use uncompressed
3048 section size when tracking input sections.
3049
95a2c8d6
RS		 30502010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3051
3052 * symtab.h (Symbol::NON_PIC_REF): Remove.
3053 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3054 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3055 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3056 (Symbol::use_plt_offset): Take a flags argument and pass it
3057 directly to needs_dynamic_reloc. Restrict check for undefined
3058 weak symbols to function calls.
3059 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3060 (Target_arm::Scan::global): Use it.
3061 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3062 (Target_arm::Relocate::relocate): Likewise.
3063 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3064 parameter with an r_type parameter. Use get_reference_flags
3065 to get the flags.
3066 (Target_arm::Relocate::relocate): Update accordingly.
3067 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3068 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3069 (Target_i386::Scan::global): Likewise.
3070 (Target_i386::Relocate::relocate): Likewise.
3071 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3072 parameter with an r_type parameter. Use get_reference_flags
3073 to get the flags.
3074 (Target_i386::Relocate::relocate): Update accordingly.
3075 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3076 (Target_powerpc::Scan::global): Use it.
3077 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3078 (Target_powerpc::Relocate::relocate): Likewise.
3079 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3080 (Target_sparc::Scan::global): Use it.
3081 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3082 (Target_sparc::Relocate::relocate): Likewise.
3083 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3084 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3085 (Target_x86_64::Scan::global): Likewise.
3086 (Target_x86_64::Relocate::relocate): Likewise.
3087
f625ae50
DK		 30882010-11-08 Doug Kwan <dougkwan@google.com>
3089 Cary Coutant <ccoutant@google.com>
3090
3091 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3092 (Arm_exidx_merge_section::section_contents_): New data member.
3093 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3094 (Arm_input_section::~Arm_input_section): De-allocate memory.
3095 (Arm_input_section::original_contents_): New data member.
3096 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3097 in parameters instead of calling Object::section_contents without
3098 locking.
3099 (Arm_output_section::group_section): New parameter TASK. Pass it
3100 to callees that need locking objects.
3101 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3102 to lock EXIDX input sections. Fix a formatting issue. Call
3103 Arm_exidx_merged_section::build_contents to create merged section
3104 contents.
3105 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3106 to lock object of stub table owner.
3107 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3108 TEXT_SIZE to initialize data member TEXT_SIZE_.
3109 (Arm_exidx_input_section::addralign): Fix typo in comment.
3110 (Arm_exidx_input_section::text_size): New method.
3111 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3112 that require locking objects. Lock objects before scanning for stubs
3113 and updating local symbols.
3114 (Arm_input_section<big_endian>::init): Copy contents of original
3115 input section.
3116 (Arm_input_section<big_endian>::do_write): Use saved contents of
3117 original input section instead of calling Object::section_contents
3118 without locking.
3119 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3120 size without calling Object::section_size().
3121 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3122 for size. Allocate a buffer for merged EXIDX entries.
3123 (Arm_exidx_merged_section::build_contents): New method.
3124 (Arm_exidx_merged_section::do_write): Move merge section contents
3125 building code to Arm_exidx_merged_section::build_contetns. Write
3126 out contetns in buffer instead of building it on the fly.
3127 (Arm_relobj::make_exidx_input_section): Also pass text section size
3128 to Arm_exidx_input_section constructor.
3129 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3130 (Arm_dynobj::do_read_symbols): Fix memory leak.
3131 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3132 * target.h: (class Task): Add forward declaration.
3133 (Target::relax): Add new parameter TASK and pass it to
3134 Target::do_relax().
3135 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3136
5f9bcf58
CC		 31372010-11-05 Cary Coutant <ccoutant@google.com>
3138
3139 PR gold/10708
3140 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3141 object when reading from the file.
3142 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3143 second layout pass.
3144 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3145 when reading section contents.
3146 (get_section_contents): Likewise.
3147 (icf::find_identical_sections): Likewise.
3148 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3149 object when reading from the file.
3150 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3151 the object when doing deferred section layout.
3152
e597fa08
NC		 31532010-11-03 Nick Clifton <nickc@redhat.com>
3154
3155 PR gold/12001
3156 * script.h (class Symbol_assignment: name): New member. Returns
3157 the name of the symbol.
3158 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3159 Returns true if the given symbol name is on the list of
3160 assignments wating to be processed.
3161 * archive.cc (should_incldue_member): If the symbol is undefined,
3162 check to see if it is on the list of symbols pending assignment.
3163
3f9a3278
ILT		 31642010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3165
3166 * script-sections.cc (Script_sections::find_memory_region): Check
3167 for a NULL output section pointer.
3168
d06fb4d1
DK		 31692010-10-29 Doug Kwan <dougkwan@google.com>
3170
3171 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3172 Output_section::add_relaxed_input_section.
3173 * output.cc (Output_section::add_relaxed_input_section): Add new
3174 arguments LAYOUT and NAME. Set section order index.
3175 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3176 Copy section order index.
3177 * output.h (Output_section::add_relaxed_input_section): Add new
3178 arguments LAYOUT and NAME.
3179
90e24de5
ILT		 31802010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3181
3182 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3183 NATIVE_OR_CROSS_LINKER.
3184 * testsuite/Makefile.in: Regenerate.
3185
c9484ea5
DK		 31862010-10-20 Doug Kwan <dougkwan@google.com>
3187
3188 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3189 without SHF_LINK_ORDER flags.
3190 * layout.cc (Layout::choose_output_section): Do not filter
3191 SHF_LINK_ORDER flag in a relocatable link.
3192
5bc2f5be
CC		 31932010-10-17 Cary Coutant <ccoutant@google.com>
3194
3195 * output.h (Output_segment::set_section_addresses): Change function
3196 signature. Update all callers.
3197 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3198 sections.
3199 (Output_segment::set_section_addresses): Align after last TLS
3200 section. Add padding before last relro section instead of after.
3201
0c91cf04
DK		 32022010-10-17 Doug Kwan <dougkwan@google.com>
3203
3204 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3205 GOT output section to be writable.
3206
8c21d9d3
CC		 32072010-10-14 Cary Coutant <ccoutant@google.com>
3208
3209 * debug.h (DEBUG_INCREMENTAL): New flag.
3210 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3211 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3212 mode.
3213 * incremental.cc (report_command_line): Ignore all forms of
3214 --incremental.
3215 * layout.cc (Layout::Layout): Check parameters for incremental link
3216 mode.
3217 * options.cc (General_options::parse_incremental): New function.
3218 (General_options::parse_no_incremental): New function.
3219 (General_options::parse_incremental_full): New function.
3220 (General_options::parse_incremental_update): New function.
3221 (General_options::incremental_mode_): New data member.
3222 (General_options::finalize): Check incremental_mode_.
3223 * options.h (General_options): Update help text for --incremental.
3224 Add --no-incremental, --incremental-full, --incremental-update.
3225 (General_options::Incremental_mode): New enum type.
3226 (General_options::incremental_mode): New function.
3227 (General_options::incremental_mode_): New data member.
3228 * parameters.cc (Parameters::incremental_mode_): New data member.
3229 (Parameters::set_options): Set incremental_mode_.
3230 (Parameters::set_incremental_full): New function.
3231 (Parameters::incremental): New function.
3232 (Parameters::incremental_update): New function.
3233 (set_parameters_incremental_full): New function.
3234 * parameters.h (Parameters::set_incremental_full): New function.
3235 (Parameters::incremental): New function.
3236 (Parameters::incremental_update): New function.
3237 (Parameters::incremental_mode_): New data member.
3238 (set_parameters_incremental_full): New function.
3239 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3240 incremental link mode.
3241 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3242 (Sized_relobj::do_relocate_sections): Likewise.
3243 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3244 option.
3245 * testsuite/Makefile.in: Regenerate.
3246 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3247
bb32aa18 32482010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3249
3250 * script-sections.h (class Script_sections): Make
3251 Sections_elements typedef public.
3252 * script-sections.cc (class Sort_output_sections): Add elements_
3253 field. Add constructor which sets it; change all callers.
3254 (Sort_output_sections::is_before): New function.
3255 (Sort_output_sections::operator()): Call is_before.
3256 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3257 conditional.
3258 * testsuite/script_test_10.sh: New test. Test script section
3259 order.
3260 * testsuite/script_test_10.t: Likewise.
3261 * testsuite/script_test_10.s: Likewise.
3262 * testsuite/Makefile.am: Wrap the cross linker tests and the
3263 common tests into NATIVE_OR_CROSS_LINKER.
3264 (check_SCRIPTS): Add script_test_10.sh.
3265 (check_DATA): Add script_test_10.stdout.
3266 (script_test_10.o, script_test_10): New targets.
3267 (script_test_10.stdout): New target.
3268 * configure, testsuite/Makefile.in: Regenerate.
3269
3cef7179
ILT		 32702010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3271
3272 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3273 error for the deprecated relocations.
3274 (Target_arm::Scan::global): Likewise.
3275 (Target_arm::Relocate::relocate): Likewise.
3276
7411e9a8
RS		 32772010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3278
3279 * fileread.cc (Input_file::find_file): Initialize *found_name
3280 and *namep when using the fallback search for case 4.
3281
6a9da32a
CC		 32822010-10-11 Cary Coutant <ccoutant@google.com>
3283
3284 * options.h (class General_options): Redefine -z lazy as an alias for
3285 the negation of -z now.
3286
ac897c20
ILT		 32872010-10-11 Ian Lance Taylor <iant@google.com>
3288
3289 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3290 binding.
3291
ea5cae92
NC		 32922010-10-06 Nick Clifton <nickc@redhat.com>
3293
3294 * script-sections.cc(class Memory_region): Remove
3295 current_lma_offset_ field. Rename current_vma_offset_ to
3296 current_offset_. Add last_section_ field.
3297 (Memory_region::get_current_vma_address): Rename to
3298 get_current_address.
3299 (Memory_region::get_current_lma_address): Delete.
3300 (Memory_region::increment_vma_offset): Rename to
3301 increment_offset.
3302 (Memory_region::increment_lma_offset): Delete.
3303 (Memory_region::attributes_compatible): New method. Returns
3304 true if the provided section is compatible with the region.
3305 (Memory_region::get_last_section): New method. Returns the last
3306 section to use the region.
3307 (Memory_region::set_last_section): New method. Stores the last
3308 section to use the region.
3309 (Script_sections::block_in_region): New method. Returns true if
3310 a block of memory is contained within a region.
3311 (Script_sections::find_memory_region): New method. Locates a
3312 memory region to be used to set a VMA or LMA address.
3313 (Output_section_definition::set_section_addresses): Add code to
3314 check for addresses set by memory regions.
3315 (Output_segment::set_section_addresses): Remove memory region
3316 walking code.
3317 (Script_sections::create_segment): Add a warning if a header
3318 segment is created outside of any region.
3319 * script-sections.h (class Script_sections): Add prototypes for
3320 find_memory_region and block_in_region methods.
3321 * testsuite/memory_test.s: Use .long instead of .word.
3322 * testsuite/memory_test.t: Add some more output sections.
3323 * testsuite/memory_test.sh: Update expected output.
3324
a9bfd952
DK		 33252010-10-02 Doug Kwan <dougkwan@google.com>
3326
3327 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3328 defintion to symtab.h
3329 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3330 declaration to defintion.
3331
bacff3ab
NC		 33322010-10-01 Nick Clifton <nickc@redhat.com>
3333
3334 * expression.cc (eval): Replace dummy argument with NULL.
3335 (eval_maybe_dot): Check for a NULL result section pointer.
3336 (Symbol_expression::value): Likewise.
3337 (Dot_expression::value): Likewise.
3338 (BINARY_EXPRESSION): Likewise.
3339 (Max_expression::value): Likewise.
3340 (Min_expression::value): Likewise.
3341 (Absolute_expression::value): Likewise.
3342 (Addr_expression::value_from_output_section): Likewise.
3343 (Loaddddr_expression::value_from_output_section): Likewise.
3344 (Segment_start_expression::value): Likewise.
3345 * script-sections.cc
3346 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3347 argument with NULL.
3348 (Sections_elememt_dot_assignment::set_section_addresses):
3349 Likewise.
3350 (Output_data_expression::do_write_to_buffer): Likewise.
3351 (Output_section_definition::finalize_symbols): Likewise.
3352 (Output_section_definition::set_section_addresses): Likewise.
3353
f81bc8b5
DK		 33542010-09-30 Doug Kwan <dougkwan@google.com>
3355
3356 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3357
c95e9f27
ST		 33582010-09-28 Sriraman Tallam <tmsriram@google.com>
3359
3360 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3361 function.
c95e9f27
ST		 3362 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3363 virtual function.
3364 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3365 virtual function.
3366 * icf.cc (get_section_contents): Inline merge sections only when
3367 target allows it.
3368
3cac54d2
RW		 33692010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3370
3371 * configure: Regenerate.
3372
2904037a
ILT		 33732010-09-17 Ian Lance Taylor <iant@google.com>
3374
3375 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3376 * testsuite/Makefile.am (memory_test.o): New target.
3377 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3378 memory_test.t.
3379 * testsuite/Makefile.in: Rebuild.
2904037a 3380
bca7fb63
DK		 33812010-09-17 Doug Kwan <dougkwan@google.com>
3382
3383 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3384 defintion if relocation uses GOT entries of the symbol.
3385 * testsuite/icf_safe_test.sh: Fix test.
3386 * testsuite/icf_safe_so_test.sh: Fix test.
3387
4ef28648
CC		 33882010-09-16 Cary Coutant <ccoutant@google.com>
3389
3390 * script_sections.cc (class Memory_region): Remove "NULL" from
3391 vector initializations.
3392
793990de
CC		 33932010-09-15 Cary Coutant <ccoutant@google.com>
3394
3395 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3396 Resolve forwarding symbols.
3397
81e015e2
DK		 33982010-09-15 Doug Kwan <dougkwan@google.com>
3399
3400 * gold/testsuite/script_test_3.t: Add ARM special sections.
3401 * gold/testsuite/script_test_4.t: Same.
3402 * gold/testsuite/script_test_5.t: Same.
3403 * gold/testsuite/script_test_6.t: Same.
3404 * gold/testsuite/script_test_7.t: Same.
3405 * gold/testsuite/script_test_7.t: Same.
3406 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3407
36171d64
CC		 34082010-09-14 Cary Coutant <ccoutant@google.com>
3409
3410 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3411 (Target_x86_64::Relocate::relocate_tls): Replace check for
3412 saw_tls_block_reloc_ with test for executable section.
3413
d89051bd
CC		 34142010-09-12 Cary Coutant <ccoutant@google.com>
3415
3416 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3417 position-independent executables to shared libraries need dynamic
3418 relocations.
3419 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3420 position-independent executables.
3421 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3422 * testsuite/Makefile.in: Regenerate.
3423
fca41f0f
NC		 34242010-09-10 Nick Clifton <nickc@redhat.com>
3425
3426 PR gold/11997
3427 * testsuite/memory_test.t: Discard any sections that are not
3428 needed.
3429
6695e4b3
L		 34302010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3431
3432 PR gold/11996
3433 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3434 "This::" to work around a bug in gcc 4.2.
3435
3436 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3437
0f72bf6f
RÁE		 34382010-09-09 Rafael Espindola <espindola@google.com>
3439
3440 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3441 sections with different PF_X flags in the same segment.
3442 (Layout::find_first_load_seg): Search all segments to find the first
3443 one.
3444 * options.h (rosegment): New.
3445
34462010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3447
05a79166 3448 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3449
aa98ff75
DK		 34502010-09-08 Doug Kwan <dougkwan@google.com>
3451
3452 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3453 (Arm_relobj::do_relocate_sections): Add new parameter for output
3454 file to match the parent.
3455 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3456 of local symbols instead of input values. Update code to track
3457 changes in gold::relocate_section.
3458 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3459 (Sized_relobj::compute_final_local_value_internal): New methods.
3460 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3461 body into private version of Sized_relobj::compute_final_local_value.
3462 Call the inline method.
3463 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3464 merged symbol value if there is one.
3465 (Symbol_value::has_output_value): New method defintiion.
3466 (Sized_relobj::Compute_final_local_value_status): New enum type.
3467 (Sized_relobj::compute_final_local_value): New methods.
3468 (Sized_relobj::compute_final_local_value_internal): New methods.
3469 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3470 and arm_cortex_a8.sh.
3471 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3472 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3473 New tests.
3474 * Makefile.in: Regenerate.
3475 * testsuite/arm_bl_out_of_range.s: Update test.
3476 * testsuite/thumb_bl_out_of_range.s: Ditto.
3477 * testsuite/thumb_blx_out_of_range.s: Ditto.
3478 * testsuite/arm_branch_out_of_range.sh: New file.
3479 * testsuite/arm_cortex_a8.sh: Ditto.
3480 * testsuite/arm_cortex_a8_b.s: Ditto.
3481 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3482 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3483 * testsuite/arm_cortex_a8_bl.s: Ditto.
3484 * testsuite/arm_cortex_a8_blx.s: Ditto.
3485 * testsuite/arm_cortex_a8_local.s: Ditto.
3486 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3487 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3488
05a79166
L		 34892010-09-08 Rafael Espindola <espindola@google.com>
3490
3491 * Makefile.am (memory_test.stdout): Run readelf with -W.
3492 * Makefile.in: Regenerate.
3493 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3494 64 bit output.
3495
33dbc701
RÁE		 34962010-09-08 Rafael Espindola <espindola@google.com>
3497
3498 * script-sections.cc (Script_sections::add_memory_region): Convert
3499 field precision to int.
3500 * script.cc (script_set_section_region, script_set_section_region):
3501 Convert field precision to int.
3502
731ca54a
RÁE		 35032010-09-08 Rafael Espindola <espindola@google.com>
3504
3505 * arm.cc (do_finalize_sections): Create the __exidx_start and
3506 __exdix_end symbols even when the section is missing.
3507
7f8cd844
NC		 35082010-09-08 Nick Clifton <nickc@redhat.com>
3509
3510 * README: Remove claim that MEMORY is not supported.
3511 * expression.cc (script_exp_function_origin)
3512 (script_exp_function_length): Move from here to ...
3513 * script.cc: ... here.
3514 (script_set_section_region, script_add_memory)
3515 (script_parse_memory_attr, script_include_directive): New
3516 functions.
3517 * script-sections.cc
3518 (class Memory_region): New class.
3519 (class Output_section_definition): Add set_memory_region,
3520 set_section_vma, set_section_lma and get_section_name methods.
3521 (class Script_Sections): Add add_memory_region,
3522 find_memory_region, find_memory_region_origin,
3523 find_memory_region_length and set_memory_region methods.
3524 Have set_section_addresses method walk the list of set memory
3525 regions.
3526 Extend the print methos to display memory regions.
3527 * script-sections.h: Add prototypes for new methods.
3528 Add enum for MEMORY region attributes.
3529 * yyscript.y: Add support for parsing MEMORY regions.
3530 * script-c.h: Add prototypes for new functions.
3531 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3532 * testsuite/Makefile.in: Regenerate.
3533 * testsuite/memory_test.sh: New script.
3534 * testsuite/memory_test.s: New assembler source file.
3535 * testsuite/memory_test.t: New linker script.
3536
a4649286
DK		 35372010-08-27 Doug Kwan <dougkwan@google.com>
3538
3539 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3540 reference override an existing dynamic weak reference.
3541 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3542 * testsuite/Makefile.in: Regenerate.
3543 * testsuite/dyn_weak_ref.sh: New file.
3544 * testsuite/dyn_weak_ref_1.c: Ditto.
3545 * testsuite/dyn_weak_ref_2.c: Ditto.
3546
b56648ad
ILT		 35472010-08-27 Ian Lance Taylor <iant@google.com>
3548
3549 * incremental.h (class Incremental_input_entry): Add virtual
3550 destructor.
3551
809313cb
ILT		 35522010-08-27 Ian Lance Taylor <iant@google.com>
3553
3554 * testsuite/start_lib_test_3.c: Mark t3 as used.
3555
11e32464
NC		 35562010-08-27 Nick Clifton <nickc@redhat.com>
3557
3558 * options.cc (version_script): Fix small typo in previous
3559 whitespace tidyup.
3560
ca09d69a
NC		 35612010-08-25 Nick Clifton <nickc@redhat.com>
3562
3563 * archive.cc: Formatting fixes: Remove whitespace between
3564 typename and following asterisk. Remove whitespace between
3565 function name and opening parenthesis.
3566 * archive.h: Likewise.
3567 * arm.cc: Likewise.
3568 * attributes.cc: Likewise.
3569 * attributes.h: Likewise.
3570 * common.cc: Likewise.
3571 * copy-relocs.cc: Likewise.
3572 * dirsearch.h: Likewise.
3573 * dynobj.cc: Likewise.
3574 * ehframe.cc: Likewise.
3575 * ehframe.h: Likewise.
3576 * expression.cc: Likewise.
3577 * fileread.cc: Likewise.
3578 * fileread.h: Likewise.
3579 * gc.h: Likewise.
3580 * gold-threads.cc: Likewise.
3581 * gold.cc: Likewise.
3582 * i386.cc: Likewise.
3583 * icf.h: Likewise.
3584 * incremental-dump.cc: Likewise.
3585 * incremental.cc: Likewise.
3586 * layout.cc: Likewise.
3587 * layout.h: Likewise.
3588 * main.cc: Likewise.
3589 * merge.cc: Likewise.
3590 * merge.h: Likewise.
3591 * object.cc: Likewise.
3592 * object.h: Likewise.
3593 * options.cc: Likewise.
3594 * options.h: Likewise.
3595 * output.cc: Likewise.
3596 * output.h: Likewise.
3597 * plugin.cc: Likewise.
3598 * plugin.h: Likewise.
3599 * powerpc.cc: Likewise.
3600 * reloc.cc: Likewise.
3601 * script-c.h: Likewise.
3602 * script-sections.cc: Likewise.
3603 * script.cc: Likewise.
3604 * stringpool.cc: Likewise.
3605 * symtab.cc: Likewise.
3606 * symtab.h: Likewise.
3607 * target.cc: Likewise.
3608 * timer.cc: Likewise.
3609 * timer.h: Likewise.
3610 * version.cc: Likewise.
3611 * x86_64.cc: Likewise.
3612
b8fa8750
NC		 36132010-08-24 Nick Clifton <nickc@redhat.com>
3614
3615 PR 11899
3616 * layout.cc (segment_precedes): Sort segments by their physical
3617 addresses, if they have been set.
3618
9919d93b
CC		 36192010-08-23 Cary Coutant <ccoutant@google.com>
3620
3621 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3622 symbols data.
3623 (Lib_group::include_member): Unlock object after deleting its
3624 symbols data.
3625 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3626 the bug fixed here.
3627
97b4be1c
CC		 36282010-08-19 Neil Vachharajani <nvachhar@google.com>
3629 Cary Coutant <ccoutant@google.com>
3630
3631 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3632 constructor, and set_blocker.
3633 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3634 readsyms_blocker_.
3635 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3636 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3637 * testsuite/Makefile.am (start_lib_test): New test case.
3638 * testsuite/Makefile.in: Regenerate.
3639 * testsuite/start_lib_test_main.c: New file.
3640 * testsuite/start_lib_test_1.c: New file.
3641 * testsuite/start_lib_test_2.c: New file.
3642 * testsuite/start_lib_test_3.c: New file.
3643
dd0b1884
ILT		 36442010-08-19 Ian Lance Taylor <iant@google.com>
3645
3646 * Makefile.in: Rebuild with automake 1.11.1.
3647 * aclocal.m4: Likewise.
3648 * testsuite/Makefile.in: Likewise.
3649
7223e9ca
ILT		 36502010-08-19 Ian Lance Taylor <iant@google.com>
3651
3652 PR 10893
3653 * i386.cc (class Output_data_plt_i386): Update declarations.
3654 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3655 local_ifuncs_ fields.
3656 (Target_i386::do_plt_section_for_global): New function.
3657 (Target_i386::do_plt_section_for_local): New function.
3658 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3659 parameter; change all callers. Initialize global_ifuncs_ and
3660 local_ifuncs_. If doing a static link define __rel_iplt_start and
3661 __rel_iplt_end.
3662 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3663 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3664 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3665 symbols.
3666 (Target_i386::make_plt_section): New function, broken out of
3667 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3668 (Target_i386::make_plt_entry): Call make_plt_section.
3669 (Target_i386::make_local_ifunc_plt_entry): New function.
3670 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3671 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3672 R_386_IRELATIVE to switch.
3673 (Target_i386::Scan::global): Likewise.
3674 (Target_i386::Relocate::relocate): Likewise.
3675 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3676 switch.
3677 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3678 (Target_x86_64::do_plt_section_for_global): New function.
3679 (Target_x86_64::do_plt_section_for_local): New function.
3680 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3681 parameter; change all callers. If doing a static link define
3682 __rela_iplt_start and __rela_iplt_end.
3683 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3684 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3685 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3686 to point to .plt.
3687 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3688 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3689 switch.
3690 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3691 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3692 R_X86_64_IRELATIVE to switch.
3693 (Target_x86_64::Scan::global): Likewise.
3694 (Target_x86_64::Relocate::relocate): Likewise.
3695 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3696 switch.
3697 * target.h (class Target): Add plt_section_for_global and
3698 plt_section_for_local functions. Add do_plt_section_for_global
3699 and do_plt_section_for_local virtual functions.
3700 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3701 clarifying comments.
3702 (Symbol::use_plt_offset): Handle IFUNC symbol.
3703 * object.cc (Sized_relobj::Sized_relobj): Initialize
3704 local_plt_offsets_.
3705 (Sized_relobj::local_has_plt_offset): New function.
3706 (Sized_relobj::local_plt_offset): New function.
3707 (Sized_relobj::set_local_plt_offset): New function.
3708 (Sized_relobj::do_count): Handle IFUNC symbol.
3709 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3710 a bit away from input_shndx_ field. Add set_is_func_symbol and
3711 is_ifunc_symbol functions.
3712 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3713 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3714 local_plt_offsets_ field.
3715 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3716 * output.h (class Output_section_data): Add non-const
3717 output_section function.
3718 (class Output_data_got): Update declarations.
3719 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3720 Add use_plt_offset parameter to global and local constructors.
3721 Change all callers. Change local_sym_index_ field to 31 bits.
3722 Change GSYM_CODE and CONSTANT_CODE accordingly.
3723 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3724 doing a static link don't set sh_link field.
3725 (Output_data_got::Got_entry::write): Use PLT offset if
3726 appropriate.
3727 (Output_data_got::add_global_plt): New function.
3728 (Output_data_got::add_local_plt): New function.
3729 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3730 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3731 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3732 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3733 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3734 IFUNC conditional.
3735 * testsuite/ifunc-sel.h: New file.
3736 * testsuite/ifuncmain1.c: New file.
3737 * testsuite/ifuncmain1vis.c: New file.
3738 * testsuite/ifuncmod1.c: New file.
3739 * testsuite/ifuncdep2.c: New file.
3740 * testsuite/ifuncmain2.c: New file.
3741 * testsuite/ifuncmain3.c: New file.
3742 * testsuite/ifuncmod3.c: New file.
3743 * testsuite/ifuncmain4.c: New file.
3744 * testsuite/ifuncmain5.c: New file.
3745 * testsuite/ifuncmod5.c: New file.
3746 * testsuite/ifuncmain6pie.c: New file.
3747 * testsuite/ifuncmod6.c: New file.
3748 * testsuite/ifuncmain7.c: New file.
3749 * configure, testsuite/Makefile.in: Rebuild.
3750
56f75c03
ILT		 37512010-08-18 Ian Lance Taylor <iant@google.com>
3752
3753 * incremental.cc
3754 (Output_section_incremental_inputs::write_input_files): Add cast
3755 to avoid signed/unsigned comparison warning.
3756 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3757
55455f89
CC		 37582010-08-12 Cary Coutant <ccoutant@google.com>
3759
3760 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3761
e2054bcb
ILT		 37622010-08-13 Ian Lance Taylor <iant@google.com>
3763
3764 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3765
74f67560
DK		 37662010-08-12 Cary Coutant <ccoutant@google.com>
3767 Doug Kwan <dougkwan@google.com>
3768
3769 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3770 defintion overrides non-weak undef, remember that the original undef
3771 is not weak.
3772 * symtab.cc (Symbol_table::sized_write_global): For undef without
3773 an original weak binding, set binding to global in output.
3774 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3775 * testsuite/Makefile.in: Regenerate.
3776 * testsuite/strong_ref_weak_def.sh: New file.
3777 * testsuite/strong_ref_weak_def_1.c: Ditto.
3778 * testsuite/strong_ref_weak_def_2.c: Ditto.
3779
d1238d12
CC		 37802010-08-12 Cary Coutant <ccoutant@google.com>
3781
3782 * testsuite/incremental_test.sh: Rewrite.
3783 * testsuite/incremental_test_1.c: Rewrite.
3784 * testsuite/incremental_test_2.c: Rewrite.
3785
0e70b911
CC		 37862010-08-12 Cary Coutant <ccoutant@google.com>
3787
3788 * arm.cc (Target_arm::got_size): Add const.
3789 (Target_arm::got_entry_count): New function.
3790 (Target_arm::plt_entry_count): New function.
3791 (Target_arm::first_plt_entry_offset): New function.
3792 (Target_arm::plt_entry_size): New function.
3793 (Output_data_plt_arm::entry_count): New function.
3794 (Output_data_plt_arm::first_plt_entry_offset): New function.
3795 (Output_data_plt_arm::get_plt_entry_size): New function.
3796 * i386.cc (Target_i386::got_size): Add const.
3797 (Target_i386::got_entry_count): New function.
3798 (Target_i386::plt_entry_count): New function.
3799 (Target_i386::first_plt_entry_offset): New function.
3800 (Target_i386::plt_entry_size): New function.
3801 (Output_data_plt_i386::entry_count): New function.
3802 (Output_data_plt_i386::first_plt_entry_offset): New function.
3803 (Output_data_plt_i386::get_plt_entry_size): New function.
3804 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3805 find_incremental_inputs_sections. Dump incremental_got_plt section.
3806 * incremental.cc: Include target.h.
3807 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3808 parameter. Adjust all callers. Find incremental_got_plt section.
3809 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3810 section.
3811 (Output_section_incremental_inputs::set_final_data_size): Calculate
3812 size of incremental_got_plt section.
3813 (Output_section_incremental_inputs::do_write): Write the
3814 incremental_got_plt section.
3815 (Got_plt_view_info): New struct.
3816 (Local_got_offset_visitor): New class.
3817 (Global_got_offset_visitor): New class.
3818 (Global_symbol_visitor_got_plt): New class.
3819 (Output_section_incremental_inputs::write_got_plt): New function.
3820 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3821 Add parameter. Adjust all callers.
3822 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3823 (Incremental_inputs::got_plt_section): New function.
3824 (Incremental_inputs::got_plt_section_): New data member.
3825 (Incremental_got_plt_reader): New class.
3826 * layout.cc (Layout::create_incremental_info_sections): Add the
3827 incremental_got_plt section.
3828 * object.h (Got_offset_list::get_list): New function.
3829 (Got offset_list::for_all_got_offsets): New function.
3830 (Sized_relobj::local_got_offset_list): New function.
3831 * powerpc.cc (Target_powerpc::got_size): Add const.
3832 (Target_powerpc::got_entry_count): New function.
3833 (Target_powerpc::plt_entry_count): New function.
3834 (Target_powerpc::first_plt_entry_offset): New function.
3835 (Target_powerpc::plt_entry_size): New function.
3836 (Output_data_plt_powerpc::entry_count): New function.
3837 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3838 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3839 * sparc.cc (Target_sparc::got_size): Add const.
3840 (Target_sparc::got_entry_count): New function.
3841 (Target_sparc::plt_entry_count): New function.
3842 (Target_sparc::first_plt_entry_offset): New function.
3843 (Target_sparc::plt_entry_size): New function.
3844 (Output_data_plt_sparc::entry_count): New function.
3845 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3846 (Output_data_plt_sparc::get_plt_entry_size): New function.
3847 * symtab.h (Symbol::got_offset_list): New function.
3848 (Symbol_table::for_all_symbols): New function.
3849 * target.h (Sized_target::got_entry_count): New function.
3850 (Sized_target::plt_entry_count): New function.
3851 (Sized_target::plt_entry_size): New function.
3852 * x86_64.cc (Target_x86_64::got_size): Add const.
3853 (Target_x86_64::got_entry_count): New function.
3854 (Target_x86_64::plt_entry_count): New function.
3855 (Target_x86_64::first_plt_entry_offset): New function.
3856 (Target_x86_64::plt_entry_size): New function.
3857 (Output_data_plt_x86_64::entry_count): New function.
3858 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3859 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3860
09ec0418
CC		 38612010-08-12 Cary Coutant <ccoutant@google.com>
3862
3863 * archive.cc: Include incremental.h.
3864 (Archive::Archive): Initialize incremental_info_.
3865 (Archive::include_member): Record archive members in incremental info.
3866 (Add_archive_symbols::run): Record begin and end of an archive in
3867 incremental info.
3868 (Lib_group::include_member): Record objects in incremental info.
3869 * archive.h (Incremental_archive_entry): Forward declaration.
3870 (Archive::set_incremental_info): New member function.
3871 (Archive::incremental_info): New member function.
3872 (Archive::Unused_symbol_iterator): New class.
3873 (Archive::unused_symbols_begin): New member function.
3874 (Archive::unused_symbols_end): New member function.
3875 (Archive::incremental_info_): New data member.
3876 * incremental-dump.cc (find_input_containing_global): New function.
3877 (dump_incremental_inputs): Dump new incremental info sections.
3878 * incremental.cc: Include symtab.h.
3879 (Output_section_incremental_inputs): New class.
3880 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3881 new incremental info sections.
3882 (Sized_incremental_binary::do_check_inputs): Likewise.
3883 (Incremental_inputs::report_archive): Remove.
3884 (Incremental_inputs::report_archive_begin): New function.
3885 (Incremental_inputs::report_archive_end): New function.
3886 (Incremental_inputs::report_object): New function.
3887 (Incremental_inputs::finalize_inputs): Remove.
3888 (Incremental_inputs::report_input_section): New function.
3889 (Incremental_inputs::report_script): Rewrite.
3890 (Incremental_inputs::finalize): Do nothing but finalize string table.
3891 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3892 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3893 (Incremental_inputs::create_data_sections): New function.
3894 (Incremental_inputs::relocs_entsize): New function.
3895 (Output_section_incremental_inputs::set_final_data_size): New function.
3896 (Output_section_incremental_inputs::do_write): New function.
3897 (Output_section_incremental_inputs::write_header): New function.
3898 (Output_section_incremental_inputs::write_input_files): New function.
3899 (Output_section_incremental_inputs::write_info_blocks): New function.
3900 (Output_section_incremental_inputs::write_symtab): New function.
3901 * incremental.h (Incremental_script_entry): Forward declaration.
3902 (Incremental_object_entry): Forward declaration.
3903 (Incremental_archive_entry): Forward declaration.
3904 (Incremental_inputs): Forward declaration.
3905 (Incremental_inputs_header_data): Remove.
3906 (Incremental_inputs_header): Remove.
3907 (Incremental_inputs_header_write): Remove.
3908 (Incremental_inputs_entry_data): Remove.
3909 (Incremental_inputs_entry): Remove.
3910 (Incremental_inputs_entry_write): Remove.
3911 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3912 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3913 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3914 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3915 Likewise.
3916 (Incremental_input_entry): New class.
3917 (Incremental_script_entry): New class.
3918 (Incremental_object_entry): New class.
3919 (Incremental_archive_entry): New class.
3920 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3921 (Incremental_inputs::report_inputs): Remove.
3922 (Incremental_inputs::report_archive): Remove.
3923 (Incremental_inputs::report_archive_begin): New function.
3924 (Incremental_inputs::report_archive_end): New function.
3925 (Incremental_inputs::report_object): Change prototype.
3926 (Incremental_inputs::report_input_section): New function.
3927 (Incremental_inputs::report_script): Change prototype.
3928 (Incremental_inputs::get_reloc_count): New function.
3929 (Incremental_inputs::set_reloc_count): New function.
3930 (Incremental_inputs::create_data_sections): New function.
3931 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3932 (Incremental_inputs::inputs_section): New function.
3933 (Incremental_inputs::symtab_section): New function.
3934 (Incremental_inputs::relocs_section): New function.
3935 (Incremental_inputs::get_stringpool): Add const.
3936 (Incremental_inputs::command_line): Add const.
3937 (Incremental_inputs::inputs): Remove.
3938 (Incremental_inputs::command_line_key): New function.
3939 (Incremental_inputs::input_file_count): New function.
3940 (Incremental_inputs::input_files): New function.
3941 (Incremental_inputs::relocs_entsize): New function.
3942 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3943 (Incremental_inputs::finalize_inputs): Remove.
3944 (Incremental_inputs::Input_info): Remove.
3945 (Incremental_inputs::lock_): Remove.
3946 (Incremental_inputs::inputs_): Change type.
3947 (Incremental_inputs::inputs_map_): Remove.
3948 (Incremental_inputs::current_object_entry_): New data member.
3949 (Incremental_inputs::inputs_section_): New data member.
3950 (Incremental_inputs::symtab_section_): New data member.
3951 (Incremental_inputs::relocs_section_): New data member.
3952 (Incremental_inputs::reloc_count_): New data member.
3953 (Incremental_inputs_reader): New class.
3954 (Incremental_symtab_reader): New class.
3955 (Incremental_relocs_reader): New class.
3956 * layout.cc (Layout::finalize): Move finalization of incremental info
3957 and creation of incremental info sections to follow finalization of
3958 symbol table. Set offsets for postprocessing sections.
3959 (Layout::create_incremental_info_sections): Call
3960 Incremental_inputs::create_data_sections. Add incremental symtab
3961 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3962 sections to layout after input sections.
3963 * layout.h (struct Timespec): Forward declaration.
3964 (Layout::incremental_inputs): Add const.
3965 (Layout::create_incremental_info_sections): Add parameter.
3966 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3967 * object.cc: Include incremental.h.
3968 (Relobj::finalize_incremental_relocs): New function.
3969 (Sized_relobj::do_layout): Record input sections in incremental info.
3970 * object.h (Object::output_section): New function.
3971 (Object::output_section_offset): Moved from Relobj.
3972 (Object::get_incremental_reloc_base): New function.
3973 (Object::get_incremental_reloc_count): New function.
3974 (Object::do_output_section): New function.
3975 (Object::do_output_section_offset): Moved from Relobj.
3976 (Object::do_get_incremental_reloc_base): New function.
3977 (Object::do_get_incremental_reloc_count): New function.
3978 (Object::Object): Initialize new data members.
3979 (Relobj::output_section): Renamed do_output_section and moved to
3980 protected.
3981 (Relobj::output_section_offset): Moved to Object.
3982 (Relobj::do_get_incremental_reloc_base): New function.
3983 (Relobj::do_get_incremental_reloc_count): New function.
3984 (Relobj::allocate_incremental_reloc_counts): New function.
3985 (Relobj::count_incremental_reloc): New function.
3986 (Relobj::finalize_incremental_relocs): New function.
3987 (Relobj::next_incremental_reloc_index): New function.
3988 (Relobj::reloc_counts_): New data member.
3989 (Relobj::reloc_bases_): New data member.
3990 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3991 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3992 (Sized_relobj::incremental_relocs_scan): New function.
3993 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3994 (Sized_relobj::incremental_relocs_write): New function.
3995 (Sized_relobj::incremental_relocs_write_reltype): New function.
3996 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3997 incremental link.
3998 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3999 archives and object files elsewhere.
4000 (Add_symbols::run): Report object files here.
4001 (Finish_group::run): Report end of archive at end of group.
4002 * reloc.cc: Include layout.h, incremental.h.
4003 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4004 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4005 (Sized_relobj::incremental_relocs_scan): New function.
4006 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4007 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4008 (Sized_relobj::incremental_relocs_write): New function.
4009 (Sized_relobj::incremental_relocs_write_reltype): New function.
4010 * script.cc (read_input_script): Rewrite test for incremental link.
4011 Change call to Incremental_inputs::report_script.
4012 * symtab.h (Symbol_table::first_global_index): New function.
4013 (Symbol_table::output_count): New function.
4014
ce0d1972
DK		 40152010-08-12 Doug Kwan <dougkwan@google.com>
4016
4017 * arm.cc (Target_arm::merge_object_attributes): Check command line
4018 options --no-wchar-size-warning and --no-enum-size-warning.
4019 * options.h (General_options): Add ld-compatible options
4020 --no-enum-size-warning and --no-wchar-size-warning.
4021
6e5710ce
ILT		 40222010-08-04 Ian Lance Taylor <iant@google.com>
4023
4024 * x86_64.cc (Target_x86_64::Scan::local): Use
4025 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4026 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4027 (Target_x86_64::Scan::global): Likewise.
4028 (Target_x86_64::Relocate::relocate): Likewise.
4029 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4030 Likewise.
4031
fef830db
CC		 40322010-08-03 Cary Coutant <ccoutant@google.com>
4033
4034 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4035 to reserve space in merged_strings vector. Keep total input size
4036 for stats.
4037 (Output_merge_string::do_print_merge_stats): Print total input size.
4038 * merge.h (Output_merge_string): Add input_size_ field.
4039 * stringpool.cc (Stringpool_template::string_length): Move
4040 implementations out of Stringpool_template class and place in
4041 stringpool.h.
4042 * stringpool.h (string_length): Move out of Stringpool_template.
4043
1e3811b0
ILT		 40442010-08-03 Ian Lance Taylor <iant@google.com>
4045
4046 PR 11712
4047 * layout.cc (relaxation_loop_body): If address of load segment is
4048 set, adjust address to include headers if possible.
4049
7af0c620
ILT		 40502010-08-03 Ian Lance Taylor <iant@google.com>
4051
4052 * version.cc (version_string): Bump to 1.10.
4053
22f0da72
ILT		 40542010-08-03 Ian Lance Taylor <iant@google.com>
4055
4056 PR 11805
4057 * layout.h (enum Output_section_order): Define.
4058 (class Layout): Update declarations.
4059 * layout.cc (Layout::get_output_section): Add order parameter.
4060 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4061 is_first_non_relro parameters. Change all callers.
4062 (Layout::choose_output_section): Likewise.
4063 (Layout::add_output_section_data): Likewise.
4064 (Layout::make_output_section): Likewise. Set order.
4065 (Layout::default_section_order): New function.
4066 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4067 * output.cc (Output_section::Output_section): Initialize order_.
4068 Don't initialize deleted fields.
4069 (Output_segment::Output_segment): Don't initialize deleted
4070 fields.
4071 (Output_segment::add_output_section_to_load): New function
4072 replacing add_output_section. Change all callers to call this or
4073 add_output_section_to_nonload.
4074 (Output_segment::add_output_section_to_nonload): New function.
4075 (Output_segment::remove_output_section): Rewrite.
4076 (Output_segment::add_initial_output_data): Likewise.
4077 (Output_segment::has_any_data_sections): Likewise.
4078 (Output_segment::is_first_section_relro): Likewise.
4079 (Output_segment::maximum_alignment): Likewise.
4080 (Output_segment::has_dynamic_reloc): New function replacing
4081 dynamic_reloc_count. Change all callers.
4082 (Output_segment::has_dynamic_reloc_list): New function replacing
4083 dynamic_reloc_count_list. Change all callers.
4084 (Output_segment::set_section_addresses): Rewrite.
4085 (Output_segment::set_offset): Rewrite.
4086 (Output_segment::find_first_and_last_list): Remove.
4087 (Output_segment::set_tls_offsets): Rewrite.
4088 (Output_segment::first_section_load_address): Likewise.
4089 (Output_segment::output_section_count): Likewise.
4090 (Output_segment::section_with_lowest_load_address): Likewise.
4091 (Output_segment::write_section_headers): Likewise.
4092 (Output_segment::print_sections_to_map): Likewise.
4093 * output.h (class Output_data): Remove dynamic_reloc_count_
4094 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4095 (Output_data::add_dynamic_reloc): Rewrite.
4096 (Output_data::has_dynamic_reloc): New function.
4097 (Output_data::dynamic_reloc_count): Remove.
4098 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4099 is_last_relro_, is_first_non_relro_, is_interp_,
4100 is_dynamic_linker_section_ fields. Add order and set_order
4101 functions. Remove is_relro_local, set_is_relro_local,
4102 is_last_relro, set_is_last_relro, is_first_non_relro,
4103 set_is_first_non_relro functions, is_interp, set_is_interp,
4104 is_dynamic_linker_section, and set_is_dynamic_linker_section
4105 functions.
4106 (class Output_segment): Change Output_data_list from std::list to
4107 std:;vector. Add output_lists_ field. Remove output_data_ and
4108 output_bss_ fields. Update declarations.
4109
3ff2ccb0
ILT		 41102010-08-02 Ian Lance Taylor <iant@google.com>
4111
4112 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4113 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4114 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4115
88a4108b
ILT		 41162010-08-02 Ian Lance Taylor <iant@google.com>
4117
4118 PR 11855
4119 * script.cc (Script_options::Script_options): Initialize
4120 symbol_definitions_ and symbol_references_.
4121 (Script_options::add_symbol_assignment): Update
4122 symbol_definitions_ and symbol_references_.
4123 (Script_options::add_symbol_reference): New function.
4124 (script_symbol): New function.
4125 * script.h (class Script_options): Add symbol_definitions_ and
4126 symbol_references_ fields.
4127 (Script_options::referenced_const_iterator): New type.
4128 (Script_options::referenced_begin): New function.
4129 (Script_options::referenced_end): New function.
4130 (Script_options::is_referenced): New function.
4131 (Script_options::any_unreferenced): New function.
4132 * script-c.h (script_symbol): Declare.
4133 * yyscript.y (exp): Call script_symbol.
4134 * symtab.cc: Include "script.h".
4135 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4136 Change all callers. Check symbols referenced by scripts.
4137 (Symbol_table::add_undefined_symbols_from_command_line): Add
4138 layout parameter. Change all callers.
4139 (Symbol_table::do_add_undefined_symbols_from_command_line):
4140 Likewise. Break out loop body. Check symbols referenced by
4141 scripts.
4142 (Symbol_table::add_undefined_symbol_from_command_line): New
4143 function broken out of
4144 do_add_undefined_symbols_from_command_line.
4145 * symtab.h (class Symbol_table): Update declarations.
4146 * archive.cc: Include "layout.h".
4147 (Archive::should_include_member): Add layout parameter. Change
4148 all callers. Check for symbol mentioned in expression.
4149 * archive.h (class Archive): Update declaration.
4150 * object.cc (Sized_relobj::do_should_include_member): Add layout
4151 parameter.
4152 * object.h (Object::should_include_member): Add layout parameter.
4153 Change all callers.
4154 (Object::do_should_include_member): Add layout parameter.
4155 (class Sized_relobj): Update declaration.
4156 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4157 parameter.
4158 * dynobj.h (class Sized_dynobj): Update declaration.
4159 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4160 layout parameter.
4161 * plugin.h (class Sized_pluginobj): Update declaration.
4162
5f1ab67a
ILT		 41632010-08-02 Ian Lance Taylor <iant@google.com>
4164
4165 PR 11866
4166 * output.cc (Output_segment::set_offset): Search for the first and
4167 last sections rather than assuming that the list is in order.
4168 (Output_segment::find_first_and_last_list): New function.
4169 * output.h (class Output_segment): Update declarations.
4170 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4171 (relro_strip_test_SOURCES): New variable.
4172 (relro_strip_test_DEPENDENCIES): New variable.
4173 (relro_strip_test_LDFLAGS): New variable.
4174 (relro_strip_test_LDADD): New variable.
4175 (relro_strip_test.so): New target.
4176
a8df5856
ILT		 41772010-08-02 Ian Lance Taylor <iant@google.com>
4178
4179 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4180 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4181 (Target_i386::got_tlsdesc_section): New function.
4182 (Target_i386::got_section): Create space for GOT entries for
4183 TLSDESC relocations.
4184 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4185 R_386_TLS_GOTDESC.
4186 (Target_i386::Scan::global): Likewise.
4187 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4188 using TLSDESC GOT.
4189 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4190 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4191 (Target_x86_64::got_tlsdesc_section): New function.
4192 (Target_x86_64::got_section): Create space for GOT entries for
4193 TLSDESC relocations.
4194 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4195 R_386_TLS_GOTDESC.
4196 (Target_x86_64::Scan::global): Likewise.
4197 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4198 using TLSDESC GOT.
4199
0c10a0a6
ILT		 42002010-08-02 Ian Lance Taylor <iant@google.com>
4201
4202 * testsuite/final_layout.sh: Use dc to convert from hex to
4203 decimal.
4204
41cbeecc
ST		 42052010-07-29 Sriraman Tallam <tmsriram@google.com>
4206
4207 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4208 paramter to the call to gold::gc_process_relocs.
4209 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4210 paramter to the call to gold::gc_process_relocs.
4211 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4212 parameter to the call to gold::gc_process_relocs.
4213 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4214 template parameter to the call to gold::gc_process_relocs.
4215 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4216 paramter to the call to gold::gc_process_relocs.
4217 * gc.h (get_embedded_addend_size): New function.
4218 (gc_process_relocs): Save the size of the reloc for use by ICF.
4219 * icf.cc (get_section_contents): Get the addend from the text section
4220 for SHT_REL relocation sections.
4221 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4222 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4223 * int_encoding.h (read_from_pointer): New overloaded function.
4224 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4225 * testsuite/icf_sht_rel_addend_test.sh: New file.
4226 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4227 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4228
6ea55b82
RW		 42292010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4230
4231 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4232 * Makefile.in: Regenerate.
4233 * testsuite/Makefile.in: Regenerate.
4234
9691462b
ILT		 42352010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4236
4237 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4238 * gold/testsuite/debug_msg.cc: Likewise.
4239 * gold/testsuite/odr_violation1.cc
4240 * gold/testsuite/odr_violation2.cc
4241
76897331
CC		 42422010-07-21 Cary Coutant <ccoutant@google.com>
4243
4244 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4245 string, and length fields.
4246 (Output_merge_string::Merged_strings_list): New type.
4247 (Output_merge_string::Merged_strings_lists): New typedef.
4248 (Output_merge_string): Replace merged_strings_ with
4249 merged_strings_lists_.
4250 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4251 Merged_strings_list per input object and section. Don't store pointer
4252 to the string. Don't store length with each merged string entry.
4253 (Output_merge_string::finalize_merged_data): Loop over list of merged
4254 strings lists. Recompute length of each merged string.
4255
78384e8f
CC		 42562010-07-15 Cary Coutant <ccoutant@google.com>
4257
4258 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4259 here.
4260
783659f9
ILT		 42612010-07-14 Ian Lance Taylor <iant@google.com>
4262
4263 * descriptors.cc (Descriptors::open): Report correct name in error
4264 message.
4265
131687b4
DK		 42662010-07-13 Doug Kwan <dougkwan@google.com>
4267
4268 * arm.cc (Arm_input_section::Arm_input_section): For a
4269 SHT_ARM_EXIDX section, always keeps the input sections.
4270 (Arm_input_section::set_exidx_section_link): New method.
4271 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4272 has_errors_ to false.
4273 (Arm_exidx_input_section::has_errors,
4274 Arm_exidx_input_section::set_has_errors): New methods.
4275 (Arm_exidx_input_section::has_errors_): New data member.
4276 (Arm_relobj::get_exidx_shndx_list): New method.
4277 (Arm_output_section::append_text_sections_to_list): Do not skip
4278 section without SHF_EXECINSTR.
4279 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4280 errors.
4281 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4282 section header. Make error messages more verbose. Check for
4283 a non-executable section linked to an EXIDX section.
4284 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4285 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4286 check that there is no deferred EXIDX section if we exit early.
4287 Instead of not making an EXIDX section in case of an error, make one
4288 and set the has_errors flag of it.
4289 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4290 in a relocatable link.
4291 (Target_arm::do_relax): Look for the EXIDX output section instead of
4292 assuming that it is called .ARM.exidx.
4293 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4294 section list. Do not check for SHF_EXECINSTR section flags but
4295 skip any input section with errors.
4296 * output.cc (Output_section::Output_section): Initialize
4297 always_keeps_input_sections_ to false.
4298 (Output_section::add_input_section): Check for
4299 always_keeps_input_sections_.
4300 * output.h (Output_section::always_keeps_input_sections,
4301 Output_section::set_always_keeps_input_sections): New methods.
4302 (Output_section::always_keeps_input_sections): New data member.
4303
69517287
RÁE		 43042010-07-13 Rafael Espindola <espindola@google.com>
4305
4306 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4307 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4308
82742395
ILT		 43092010-07-13 Philip Herron <herron.philip@googlemail.com>
4310 Ian Lance Taylor <iant@google.com>
4311
4312 * output.h (Output_section_lookup_maps::add_merge_section):
4313 Correct check of whether value was inserted.
4314 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4315 (Output_section_lookup_maps::add_relaxed_input_section):
4316 Likewise.
4317 * arm.cc (Target_arm::got_section): Remove used local os.
4318 * i386.cc (Target_i386::got_section): Likewise.
4319 * x86_64.cc (Target_x86_64::got_section): Likewise.
4320 * sparc.cc (Target_sparc::got_section): Likewise.
4321 (Target_sparc::relocate): Remove unused local have_got_offset.
4322 * powerpc.cc (Target_powerpc::relocate): Likewise.
4323
f2d707b5
ILT		 43242010-07-13 Ian Lance Taylor <iant@google.com>
4325
241531d6
ILT		 4326 * compressed_output.cc (zlib_decompress): Fix signature in
4327 !HAVE_ZLIB_H case.
4328
f2d707b5
ILT		 4329 * archive.cc (Archive::include_member): Unlock an external member
4330 of a thin archive. Don't bother to delete an object we know is
4331 NULL.
4332
a2e47362
CC		 43332010-07-12 Cary Coutant <ccoutant@google.com>
4334
4335 * compressed_output.cc (zlib_decompress): New function.
4336 (get_uncompressed_size): New function.
4337 (decompress_input_section): New function.
4338 * compressed_output.h (get_uncompressed_size): New function.
4339 (decompress_input_section): New function.
4340 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4341 Handle compressed debug sections.
4342 * layout.cc (is_compressed_debug_section): New function.
4343 (Layout::output_section_name): Map compressed section names to
4344 canonical names.
4345 * layout.h (is_compressed_debug_section): New function.
4346 (is_debug_info_section): Recognize compressed debug sections.
4347 * merge.cc: Include compressed_output.h.
4348 (Output_merge_data::do_add_input_section): Handle compressed
4349 debug sections.
4350 (Output_merge_string::do_add_input_section): Handle compressed
4351 debug sections.
4352 * object.cc: Include compressed_output.h.
4353 (Sized_relobj::Sized_relobj): Initialize new data members.
4354 (build_compressed_section_map): New function.
4355 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4356 * object.h (Object::section_is_compressed): New method.
4357 (Object::do_section_is_compressed): New method.
4358 (Sized_relobj::Compressed_section_map): New type.
4359 (Sized_relobj::do_section_is_compressed): New method.
4360 (Sized_relobj::compressed_sections_): New data member.
4361 * output.cc (Output_section::add_input_section): Handle compressed
4362 debug sections.
4363 * reloc.cc: Include compressed_output.h.
4364 (Sized_relobj::write_sections): Handle compressed debug sections.
4365
ce279a62
CC		 43662010-07-08 Cary Coutant <ccoutant@google.com>
4367
4368 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4369 weak when resolving to a dynamic def.
4370 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4371 for weak undef/dynamic def cases. Adjust callers.
4372 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4373 undef_binding_weak_.
4374 (Symbol_table::sized_write_globals): Adjust symbol binding.
4375 (Symbol_table::sized_write_symbol): Add binding parameter.
4376 * symtab.h (Symbol::set_undef_binding): New method.
4377 (Symbol::is_undef_binding_weak): New method.
4378 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4379 (Symbol_table::should_override): Add new parameter.
4380 (Symbol_table::sized_write_symbol): Add new parameter.
4381
4382 * testsuite/weak_undef_file1.cc: Add new test case.
4383 * testsuite/weak_undef_file2.cc: Fix header comment.
4384 * testsuite/weak_undef_test.cc: Add new test case.
4385
b2286c10
DK		 43862010-06-29 Doug Kwan <dougkwan@google.com>
4387
4388 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4389 Initialize USE_SYMBOL_.
4390 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4391 definition.
4392 (Arm_reloc_property::uses_symbol_): New data member declaration.
4393 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4394 uses symbol value and symbol is undefined but not weakly undefined.
4395
4802450a
RÁE		 43962010-06-28 Rafael Espindola <espindola@google.com>
4397
4398 * plugin.cc (Plugin::load): Use dlerror.
4399
e5ca47ba
ILT		 44002010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4401
4402 * symtab.cc (detect_odr_violations): When reporting an ODR
4403 violation, report an object where the symbol is defined.
4404
8a75a161
DK		 44052010-06-25 Doug Kwan <dougkwan@google.com>
4406
4407 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4408 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4409 definition.
4410 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4411 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4412 target hook to detect function points.
4413 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4414 * icf.h (Icf::check_section_for_function_pointers): Change type of
4415 parameter SECTION_NAME to const reference to std::string. Use
4416 target hook to determine if section may have unsafe pointers.
4417 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4418 method definition.
4419
42218b9f
RÁE		 44202010-06-21 Rafael Espindola <espindola@google.com>
4421
4422 * fileread.cc (Input_file::find_fie): New
4423 (Input_file::open): Use Input_file::find_fie.
4424 * fileread.h (Input_file::find_fie): New
4425 * plugin.cc (set_extra_library_path): New.
4426 (Plugin::load): Add set_extra_library_path to the transfer vector.
4427 (Plugin_manager::set_extra_library_path): New.
4428 (Plugin_manager::add_input_file): Use the extra search path if set.
4429 (set_extra_library_path(): New.
4430 * plugin.h (Plugin_manager): Add set_extra_library_path and
4431 extra_search_path_.
4432
a0506cca
CC		 44332010-06-19 Cary Coutant <ccoutant@google.com>
4434
4435 * layout.cc (gdb_sections): Add .debug_types.
4436 (lines_only_debug_sections): Likewise.
4437
6508b958
RÁE		 44382010-06-18 Rafael Espindola <espindola@google.com>
4439
4440 * plugin.cc (add_input_file,add_input_library)
4441 (Plugin_manager::add_input_file): Make filename arguments const.
4442 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4443 const.
4444
3e235302
DK		 44452010-06-16 Doug Kwan <dougkwan@google.com>
4446
4447 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4448 .ARM.attributes section if we have not merged any input
4449 attributes sections.
4450
106e8a6c
DK		 44512010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4452
4453 * arm.cc: Allow combining objects with no EABI version
4454 information.
4455
91ff43fe
RÁE		 44562010-06-15 Rafael Espindola <espindola@google.com>
4457
4458 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4459
68ed838c
ILT		 44602010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4461
4462 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4463 (struct iovec): Correct !HAVE_READV definition.
4464
f3a2388f
CC		 44652010-06-10 Cary Coutant <ccoutant@google.com>
4466
4467 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4468 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4469 reloc sections.
4470 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4471
4472 PR 11683
4473 * symtab.h (Symbol::is_placeholder): New member function.
4474 * target-reloc.h (relocate_section): Check for placeholder symbols.
4475
4476 * testsuite/Makefile.am (plugin_test_8): New test.
4477 (plugin_test_9): New test.
4478 * testsuite/Makefile.in: Regenerate.
4479
e1df38aa
NC		 44802010-06-09 Nick Clifton <nickc@redhat.com>
4481
4482 * yyscript.y (input_list_element): Allow strings prefixed with
4483 the '-' character. Treat these as libraries.
4484 * script.cc (script_add_library): New function. Adds a library
4485 specified by "-l<name>" found in an input script.
4486 * script-c.h: Add prototype for script_add_library.
4487
25bbe950
DK		 44882010-06-07 Doug Kwan <dougkwan@google.com>
4489
4490 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4491 Restrict stub-group size to be within long conditional branch
4492 range when working around cortex-A8 erratum.
4493
0f32ea4c
ILT		 44942010-06-07 Damien Diederen <dd@crosstwine.com>
4495
4496 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4497 #ifdef typo.
4498
8fe2a369
ST		 44992010-06-03 Sriraman Tallam <tmsriram@google.com>
4500
4501 PR gold/11658
4502 * output.cc
4503 (Output_section::Input_section_sort_entry::compare_section_ordering):
4504 Change to return non-zero correctly.
4505 (Output_section::Input_section_sort_section_order_index_compare
4506 ::operator()): Change to fix ambiguity in comparisons.
4507
6e9ba2ca
ST		 45082010-06-01 Sriraman Tallam <tmsriram@google.com>
4509
4510 * gold.h (is_wildcard_string): New function.
4511 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4512 (Layout::layout_eh_frame): Ditto.
4513 (Layout::find_section_order_index): New method.
4514 (Layout::read_layout_from_file): New method.
4515 * layout.h (Layout::find_section_order_index): New method.
4516 (Layout::read_layout_from_file): New method.
4517 (Layout::input_section_position_): New private member.
4518 (Layout::input_section_glob_): New private member.
4519 * main.cc (main): Call read_layout_from_file here.
4520 * options.h (--section-ordering-file): New option.
4521 * output.cc (Output_section::input_section_order_specified_): New
4522 member.
4523 (Output_section::Output_section): Initialize new member.
4524 (Output_section::add_input_section): Add new parameter.
4525 Keep input sections when --section-ordering-file is used.
4526 (Output_section::set_final_data_size): Sort input sections when
4527 section ordering file is specified.
4528 (Output_section::Input_section_sort_entry): Add new parameter.
4529 Check sorting type.
4530 (Output_section::Input_section_sort_entry::compare_section_ordering):
4531 New method.
4532 (Output_section::Input_section_sort_compare::operator()): Change to
4533 consider section_order_index.
4534 (Output_section::Input_section_sort_init_fini_compare::operator()):
4535 Change to consider section_order_index.
4536 (Output_section::Input_section_sort_section_order_index_compare
4537 ::operator()): New method.
4538 (Output_section::sort_attached_input_sections): Change to sort
4539 according to section order when specified.
e1df38aa
NC		 4540 (Output_section::add_input_section<32, true>): Add new parameter.
4541 (Output_section::add_input_section<64, true>): Add new parameter.
4542 (Output_section::add_input_section<32, false>): Add new parameter.
4543 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4544 * output.h (Output_section::add_input_section): Add new parameter.
4545 (Output_section::input_section_order_specified): New
4546 method.
4547 (Output_section::set_input_section_order_specified): New method.
4548 (Input_section::Input_section): Initialize section_order_index_.
4549 (Input_section::section_order_index): New method.
4550 (Input_section::set_section_order_index): New method.
4551 (Input_section::section_order_index_): New member.
4552 (Input_section::Input_section_sort_section_order_index_compare): New
4553 struct.
4554 (Output_section::input_section_order_specified_): New member.
4555 * script-sections.cc (is_wildcard_string): Delete and move modified
4556 method to gold.h.
4557 (Output_section_element_input::Output_section_element_input): Modify
4558 call to is_wildcard_string.
4559 (Output_section_element_input::Input_section_pattern
4560 ::Input_section_pattern): Ditto.
4561 (Output_section_element_input::Output_section_element_input): Ditto.
4562 * testsuite/Makefile.am (final_layout): New test case.
4563 * testsuite/Makefile.in: Regenerate.
4564 * testsuite/final_layout.cc: New file.
4565 * testsuite/final_layout.sh: New file.
4566
3537c84b
RÁE		 45672010-06-01 Rafael Espindola <espindola@google.com>
4568
4569 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4570
105b6afd
RÁE		 45712010-06-01 Rafael Espindola <espindola@google.com>
4572
4573 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4574 visibility of symbols.
4575
29e11421
DK		 45762010-05-27 Doug Kwan <dougkwan@google.com>
4577
4578 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4579 from start of output section instead of address for a local symbol
4580 in a merged or relaxed section when doing a relocatable link.
4581
5e0f337e
RÁE		 45822010-05-26 Rafael Espindola <espindola@google.com>
4583
4584 PR 11604
4585 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4586 adding sections the garbage collector removed.
4587 * gold/testsuite/Makefile.am: Add test.
4588 * gold/testsuite/Makefile.in: Regenerate.
4589 * gold/testsuite/plugin_test_7.sh: New.
4590 * gold/testsuite/plugin_test_7_1.c: New.
4591 * gold/testsuite/plugin_test_7_2.c: New.
4592
f4187277
RÁE		 45932010-05-26 Rafael Espindola <espindola@google.com>
4594
4595 * script-sections.cc (Output_section_definition::set_section_addresses):
4596 Check for --section-start.
4597
5c388529
DK		 45982010-05-26 Doug Kwan <dougkwan@google.com>
4599
4600 * arm.cc (Arm_scan_relocatable_relocs): New class.
4601 (Target_arm::relocate_special_relocatable): New method.
4602 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4603 (Arm_relocate_functions::thumb_branch_common): Same.
4604 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4605 instead of Default_scan_relocatable_relocs.
4606 * target-reloc.h (relocate_for_relocatable): Let target handle
4607 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4608 * target.h (Sized_target::relocate_special_relocatable): New method.
4609
bca1c3ae
ILT		 46102010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4611
4612 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4613
0439c796
DK		 46142010-05-23 Doug Kwan <dougkwan@google.com>
4615
4616 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4617 instead of a cast.
4618 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4619 with a direct branch, not a conditional branch, to a stub.
4620 * merge.cc (Output_merge_base::record_input_section): New method
4621 defintion.
4622 (Output_merge_data::do_add_input_section): Record input section if
4623 keeps-input-sections flag is set.
4624 (Output_merge_string::do_add_input_section): Ditto.
4625 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4626 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4627 INPUT_SECTIONS_.
4628 (Output_merge_base::keeps_input_sections,
4629 Output_merge_base::set_keeps_input_sections,
4630 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4631 method definitions.
4632 (Output_merge_base::Input_sections): New type declaration.
4633 (Output_merge_base::input_sections_begin,
4634 Output_merge_base::input_sections_end,
4635 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4636 (Output_merge_base::bool keeps_input_sections_,
4637 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4638 Output_merge_base::input_sections_): New data members.
4639 (Output_merge_data::do_set_keeps_input_sections): New method
4640 defintion.
4641 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4642 * output.cc (Output_section::Input_section::relobj): Move method
4643 defintion from class declaration to here and handle merge sections.
4644 (Output_section::Input_section::shndx): Ditto.
4645 (Output_section::Output_section): Remove initializations of removed
4646 data members and initialize new data member LOOKUP_MAPS_.
4647 (Output_section::add_input_section): Set keeps-input-sections flag
4648 for a newly created merge output section as appropriate. Adjust code
4649 to use Output_section_lookup_maps class.
4650 (Output_section::add_relaxed_input_section): Adjst code for lookup
4651 maps code refactoring.
4652 (Output_section::add_merge_input_section): Add a new parameter
4653 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4654 class. If adding input section to a newly created merge output
4655 section fails, remove the new merge section.
4656 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4657 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4658 (Output_section::find_merge_section): Ditto.
4659 (Output_section::build_lookup_maps): New method defintion.
4660 (Output_section::find_relaxed_input_section): Adjust code to use
4661 Output_section_lookup_maps class.
4662 (Output_section::get_input_sections): Export merge sections. Adjust
4663 code to use Output_section_lookup_maps class.
4664 (Output_section:::add_script_input_section): Adjust code to use
4665 Output_section_lookup_maps class. Update lookup maps for merge
4666 sections also.
4667 (Output_section::discard_states): Use Output_section_lookup_maps.
4668 (Output_section::restore_states): Same.
4669 * output.h (Merge_section_properties): Move class defintion out of
4670 Output_section.
4671 (Output_section_lookup_maps): New class.
4672 (Output_section::Input_section::is_merge_section): New method
4673 defintion.
4674 (Output_section::Input_section::relobj): Move defintion out of class
4675 defintion. Declare method only.
4676 (Output_section::Input_section::shndx): Ditto.
4677 (Output_section::Input_section::output_merge_base): New method defintion.
4678 (Output_section::Input_section::u2_.pomb): New union field.
4679 (Output_section::Merge_section_by_properties_map,
4680 Output_section::Output_section_data_by_input_section_map,
4681 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4682 Remove types.
4683 (Output_section::add_merge_input_section): Add new parameter
4684 KEEPS_INPUT_SECTIONS.
4685 (Output_section::build_lookup_maps): New method declaration.
4686 (Output_section::merge_section_map_,
4687 Output_section::merge_section_by_properties_map_,
4688 Output_section::relaxed_input_section_map_,
4689 Output_section::is_relaxed_input_section_map_valid_): Remove data
4690 members.
4691 (Output_section::lookup_maps_): New data member.
4692
76295588
L		 46932010-05-21 Doug Kwan <dougkwan@google.com>
4694
4695 PR gold/11619
4696 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4697 avoid a compilation error.
4698
d103a984
RÁE		 46992010-05-19 Rafael Espindola <espindola@google.com>
4700
4701 * script-sections.cc (Output_section_definition::allocate_to_segment):
4702 Update the phdrs_list even when the output section is NULL.
4703 * testsuite/Makefile.am: Add test.
4704 * testsuite/Makefile.in: Regenerate.
4705 * testsuite/script_test_9.cc: New.
4706 * testsuite/script_test_9.sh: New.
4707 * testsuite/script_test_9.t: New.
4708
6625d24e
DK		 47092010-05-19 Doug Kwan <dougkwan@google.com>
4710
4711 * arm.cc (Arm_input_section::original_size): New method.
4712 (Arm_input_section::do_addralign): Add a cast.
4713 (Arm_input_section::do_output_offset): Remove static cast.
4714 (Arm_input_section::original_addralign,
4715 Arm_input_section::original_size_): Change type to uint32_t.
4716 (Arm_input_section::init): Add safe casts for section alignment
4717 and size.
4718 (Arm_input_section::set_final_data_size): Do not set address and
4719 offset of stub table.
4720 (Arm_output_section::fix_exidx_coverage): Change use of of
4721 Output_section::Simple_input_section to that of
4722 Output_section::Input_section.
4723 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4724 except for the first pass.
4725 * output.cc (Output_section::get_input_sections): Change type of
4726 input_sections to std::list<Input_section>.
4727 (Output_section::add_script_input_section): Rename from
4728 Output_section::add_simple_input_section. Change type of SIS
4729 parameter from Simple_input_section to Input_section.
4730 * output.h (Output_section::Simple_input_section): Remove class.
4731 (Output_section::Input_section): Change class visibility to public.
4732 (Output_section::Input_section::addralign): Use stored alignments
4733 for special input sections if set.
4734 (Output_section::Input_section::set_addralign): New method.
4735 (Output_section::get_input_sections): Change parameter type from
4736 list of Simple_input_section to list of Input_section.
4737 (Output_section::add_script_input_section): Rename from
4738 Output_section::add_simple_input_section. Change first parameter's
4739 type from Simple_input_section to Input_section and remove the
4740 second and third parameters.
4741 * script-sections.cc (Input_section::Input_section_list): Change
4742 type to list of Output_section::Input_section/
4743 (Input_section_info::Input_section_info): Change parameter type of
4744 INPUT_SECTION to Output_section::Input_section.
4745 (Input_section_info::input_section): Change return type.
4746 (Input_section_info::input_section_): Change type to
4747 Output_section::Input_section.
4748 (Output_section_element_input::set_section_addresses): Adjust code
4749 to use Output_section::Input_section instead of
4750 Output_section::Simple_input_section. Adjust code for renaming
4751 of Output_section::add_simple_input_section.
4752 (Orphan_output_section::set_section_addresses): Ditto.
4753
e1e82ea4
RW		 47542010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4755
4756 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4757 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4758
91e75c8a
RÁE		 47592010-05-18 Rafael Espindola <espindola@google.com>
4760
4761 * options.cc (General_options::finalize): Handle -nostdlib.
4762 * options.h (nostdlib): New option.
4763 * script.cc (script_add_search_dir): Handle -nostdlib.
4764
da59ad79
DK		 47652010-05-12 Doug Kwan <dougkwan@google.com>
4766
4767 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4768 attributes section only if there no attributes section after merging.
4769 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4770 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4771 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4772 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4773 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4774 and arm_attr_merge_7.stdout.
4775 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4776 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4777 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4778 arm_attr_merge_7b.o): New rules.
4779 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4780 arm_attr_merge_7
4781 * testsuite/Makefile.in: Regenerate.
4782 * testsuite/arm_attr_merge.sh: New file.
4783 * testsuite/arm_attr_merge_[67][ab].s: Same.
4784
3e01a7fd
NC		 47852010-05-05 Nick Clifton <nickc@redhat.com>
4786
4787 * po/es.po: Updated Spanish translation.
4788
7ad2014a
L		 47892010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4790
4791 * Makefile.am (install-exec-local): Properly install gold as
4792 default cross linker.
4793 * Makefile.in: Regenerated.
4794
4fda8867
NC		 47952010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4796 Nick Clifton <nickc@redhat.com>
4797
4798 * configure.ac (install_as_default): Define and set to false
4799 unless --enable-gold or --enable-gold=both/gold has been
4800 specified.
4801 * configure: Regenerate.
4802
4803 * Makefile.am (install-exec-local): Install the executable as
4804 'ld.gold'. If install_as_default is true then also install it as
4805 'ld'.
4806 * Makefile.in: Regenerated.
4807
bd288ea2
ILT		 48082010-04-24 Ian Lance Taylor <iant@google.com>
4809
4810 * layout.cc (Layout::layout_reloc): In relocatable link don't
4811 combine reloc sections for grouped sections.
4812
ef38fd8a
ST		 48132010-04-23 Sriraman Tallam <tmsriram@google.com>
4814
4815 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4816 sections that are not ordinary to icf.
4817 * icf.cc (get_section_contents): Handle relocation pointing to section
4818 with no object or shndx information.
4819 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4820 * testsuite/Makefile.in: Regenerate.
4821 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4822 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4823
f6973bdc
ILT		 48242010-04-22 Ian Lance Taylor <iant@google.com>
4825
4826 * expression.cc (Expression::Expression_eval_info): Add
4827 result_alignment_pointer field.
4828 (Expression::eval_with_dot): Add result_alignment_pointer
4829 parameter. Change all callers.
4830 (Expression::eval_maybe_dot): Likewise.
4831 (class Binary_expression): Add alignment_pointer parameter to
4832 left_value and right_value. Change all callers.
4833 (BINARY_EXPRESSION): Set result alignment.
4834 (class Trinary_expression): Add alignment_pointer parameter to
4835 arg2_value and arg3_value. Change all callers.
4836 (Trinary_cond::value): Set result alignment.
4837 (Max_expression::value, Min_expression::value): Likewise.
4838 (Align_expression::value): Likewise.
4839 * script-sections.cc (class Sections_element): Add dot_alignment
4840 parameter to set_section_addresses virtual function. Update
4841 instantiations.
4842 (class Output_section_element): Likewise.
4843 (Script_sections::create_segments): Add dot_alignment parameter.
4844 Change all callers.
4845 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4846 (Script_sections::set_phdrs_clause_addresses): Likewise.
4847 * script-sections.h: Update declarations.
4848 * script.h: Update declarations.
4849 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4850 min_p_align.
4851 * testsuite/script_test_3.t: Set large alignment.
4852 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4853 segment has expected alignment.
4854
9c9c98a5
NC		 48552010-04-22 Nick Clifton <nickc@redhat.com>
4856
4857 * po/gold.pot: Updated by the Translation project.
4858 * po/vi.po: Updated Vietnamese translation.
4859
2253bfba
L		 48602010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4861
4862 * testsuite/Makefile.am (check_PROGRAMS): Add
4863 icf_virtual_function_folding_test.
4864 * testsuite/Makefile.in: Regenerated.
4865
85fdf906
AH		 48662010-04-15 Andrew Haley <aph@redhat.com>
4867
4868 * options.h (merge_exidx_entries): New option.
4869 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4870 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4871 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4872 (Target_arm::merge_exidx_entries): New function.
4873 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4874 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4875 to Arm_exidx_fixup constructor.
4876 Add new arg, merge_exidx_entries.
4877 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4878 Arm_output_section::fix_exidx_coverage.
4879
ce97fa81
ST		 48802010-04-18 Sriraman Tallam <tmsriram@google.com>
4881
4882 * icf.cc (get_section_contents): Check for preemptible functions.
4883 Ignore addend when appropriate.
4884 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4885 section folded.
4886 (add_from_relobj): Check for section folded.
4887 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4888 * symtab.h (should_add_dynsym_entry): Add new parameter.
4889 * target-reloc.h (scan_relocs): Check for section folded.
4890 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4891 Check reloc types for function pointers in shared objects.
4892 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4893 case.
4894 (icf_preemptible_functions_test): New test case.
4895 (icf_string_merge_test): New test case.
4896 * testsuite.Makefile.in: Regenerate.
4897 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4898 bar_glob. Refactor code.
4899 * testsuite/icf_preemptible_functions_test.cc: New file.
4900 * testsuite/icf_preemptible_functions_test.sh: New file.
4901 * testsuite/icf_string_merge_test.cc: New file.
4902 * testsuite/icf_string_merge_test.sh: New file.
4903 * testsuite/icf_virtual_function_folding_test.cc: New file.
4904 * testsuite/icf_virtual_function_folding_test.sh: New file.
4905
04ceb17c
DK		 49062010-04-14 Doug Kwan <dougkwan@google.com>
4907
4908 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4909 for local symbol recounting if we remove a section due to ICF.
4910 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4911 there are no regular objects in input.
4912
153e7da4
DK		 49132010-04-13 Doug Kwan <dougkwan@google.com>
4914
4915 * arm.cc (Arm_input_section::set_final_data_size): Compute
4916 accurate final data size instead of using current data size.
4917
4dbd9faf
DK		 49182010-04-09 Doug Kwan <dougkwan@google.com>
4919
4920 * layout.cc (Layout::choose_output_section): Handle script section
4921 types.
4922 (Layout::make_output_section_for_script): Add section type parameter.
4923 Handle script section types.
4924 * layout.h (Layout::make_output_section_for_script): Add section
4925 type parameter.
4926 * output.cc (Output_section::Output_section): Initialize data member
4927 is_noload_.
4928 (Output_section::do_reset_address_and_file_offset): Do not set address
4929 to 0 if section is a NOLOAD section.
4930 * output.h (Output_section::is_noload): New method.
4931 (Output_section::set_is_noload): Ditto.
4932 (Output_section::is_noload_): New data member.
4933 * script-c.h (Script_section_type): New enum type.
4934 (struct Parser_output_section_header): Add new file section_type.
4935 * script-sections.cc (Sections_element::output_section_name): Add
4936 parameter for returning script section type.
4937 (Output_section_definition::output_section_name): Ditto.
4938 (Output_section_definition::section_type)P; New method.
4939 (Output_section_definiton::script_section_type_name): Ditto.
4940 (Output_section_definition::script_section_type_): New data member.
4941 (Output_section_definition::Output_section_definition): Initialize
4942 data member Output_section_definition::script_section_type_.
4943 (Output_section_definition::create_sections): Pass script section type
4944 to Layout::make_output_section_for_script.
4945 (Output_section_definition::output_section_name): Return script
4946 section type to caller.
4947 (Output_section_definition::set_section_address): Do not advance
4948 dot value and load address if section type is NOLOAD. Set address
4949 of NOLOAD sections regardless of section flags.
4950 (Output_section_definition::print): Print section type if it is
4951 not SCRIPT_SECTION_TYPE_NONE.
4952 (Output_section_definition::section_type): New method.
4953 (Output_section_definition::script_section_type_name): Ditto.
4954 (Script_sections::output_section_name): Add new parameter
4955 PSECTION_TYPE for returning script section type. Pass it to
4956 section elements. Handle discard sections.
4957 (Sort_output_sections::operator()): Handle NOLOAD sections.
4958 * script-sections.h (Script_sections::Section_type): New enum type.
4959 (Script_sections::output_section_name): Add a new parameter for
4960 returning script section type.
4961 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4962 INFO and NOLOAD.
4963 * yyscript.y (union): Add new field SECTION_TYPE.
4964 (COPY, DSECT, INFO, NOLOAD): New tokens.
4965 (opt_address_and_section_type): Change type to output_section_header.
4966 (section_type): New non-terminal
4967 (section_header): Handle section type.
2253bfba 4968 (opt_address_and_section_type): Return section type value.
4dbd9faf 4969
721ea635
L		 49702010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4971
4972 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4973 * testsuite/plugin_common_test_2.c (foo): Likewise.
4974
6bf924b0
DK		 49752010-04-08 Doug Kwan <dougkwan@google.com>
4976
4977 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4978 Output_merge_data.
4979 * output.cc (Output_section::add_merge_input_section): Simplify
4980 code and return status of Output_merge_base::add_input_section.
e1df38aa 4981 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4982 returns true.
4983
24af6f92
DK		 49842010-04-07 Doug Kwan <dougkwan@google.com>
4985
4986 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4987 if section is marked as containing instructions but has no mapping
4988 symbols.
4989 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4990 correct section index.
4991 (Arm_relobj::find_linked_text_section): Ditto.
4992
00698fc5
CC		 49932010-04-07 Cary Coutant <ccoutant@google.com>
4994
4995 * archive.cc (include_member): Destroy Read_symbols_data object before
4996 releasing file.
4997 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4998 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4999 (Read_symbols_data::~Read_symbols_data) New destructor.
5000 (Section_relocs::Section_relocs) New constructor.
5001 (Section_relocs::~Section_relocs) New destructor.
5002 (Read_relocs_data::Read_relocs_data) New constructor.
5003 (Read_relocs_data::~Read_relocs_data) New destructor.
5004 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5005 pointers to NULL after deleting.
5006
7296d933
DK		 50072010-04-07 Doug Kwan <dougkwan@google.com>
5008
5009 * arm.cc: Replace "endianity" with "endianness" in comments.
5010 (Arm_exidx_cantunwind): Ditto.
5011 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5012 (Arm_relobj::merge_flags_and_attributes): New method.
5013 (Arm_relobj::merge_flags_and_attributes_): New data member.
5014 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5015 (Arm_relobj::scan_sections_for_stubs): Ditto.
5016 (Arm_relobj::do_read_symbols): Check to see if we really want to
5017 merge processor-specific flags and attributes. Exit early if
5018 an object is empty except for section names and the undefined symbol.
5019 (Target_arm::do_finalize_sections): Move check for ELF format to
5020 Arm_relobj::do_read_symbols. Merge processor specific flags and
5021 attributes from a regular object only when we have determined that
5022 it is aapropriate. Do not create an .ARM.attributes section in
5023 output if there is no regular input object.
5024 (Target_arm::merge_processor_specific_flags): Check
5025 --warn-mismatch before printing any error.
5026 (Target_arm::merge_object_attributes): Ditto.
5027 * gold.cc (queue_middle_tasks): Handle the case in which there is
5028 no regular object in input.
5029 * options.cc (General_options::parse_EB): New method.
5030 (General_options::parse_EL): Same.
5031 (General_options::General_options): Initialize endianness_.
5032 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5033 New options.
5034 (General_options::Endianness): New enum.
5035 (General_options::endianness): New method.
5036 (General_options::endianness_): New data member.
5037 * parameters.cc (Parameters::set_options): Check target endianness.
5038 (Parameters::set_target_once): Ditto.
5039 (Parameters::check_target_endianness): New method.
5040 (parameters_force_valid_target): If either -EL or -EB is specified,
5041 use it to define endianness of default target.
5042 * parameters.h (Parameters::check_target_endianness): New method
5043 declaration.
5044 * target.h (class Target): Change "endianity" to "endianness"
5045 in comments.
5046
efc8d4f2
RW		 50472010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5048
5049 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5050 * configure: Regenerate.
5051 * Makefile.in: Regenerate.
5052 * testsuite/Makefile.in: Regenerate.
5053
be234d88
CC		 50542010-04-06 Cary Coutant <ccoutant@google.com>
5055
5056 gcc PR lto/42757
5057 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5058 prevailing definitions of common symbols.
5059 * testsuite/plugin_test_6.sh: New test case.
5060 * testsuite/plugin_common_test_1.c: New test case.
5061 * testsuite/plugin_common_test_2.c: New test case.
5062 * testsuite/Makefile.am (plugin_test_6): New test case.
5063 * testsuite/Makefile.in: Regenerate.
5064
bd32c6bd
NC		 50652010-04-06 Nick Clifton <nickc@redhat.com>
5066
5067 * po/vi.po: New Vietnamese translation.
5068
323c532f
DK		 50692010-03-30 Doug Kwan <dougkwan@google.com>
5070
5071 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5072
4fcd97eb
DK		 50732010-03-25 Doug Kwan <dougkwan@google.com>
5074
5075 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5076 to avoid a conversion warning on a 32-bit host.
5077
4ebf39db
ILT		 50782010-03-24 Ian Lance Taylor <iant@google.com>
5079
5080 * testsuite/script_test_3.t: Add a TLS segment.
5081 * testsuite/Makefile.am (check_PROGRAMS): Add
5082 tls_phdrs_script_test.
5083 (tls_phdrs_script_test_SOURCES): Define.
5084 (tls_phdrs_script_test_DEPENDENCIES): Define.
5085 (tls_phdrs_script_test_LDFLAGS): Define.
5086 (tls_phdrs_script_test_LDADD): Define.
5087 * testsuite/Makefile.in: Rebuild.
5088
4a599bdd
CC		 50892010-03-23 Cary Coutant <ccoutant@google.com>
5090
5091 * fileread.cc (find_or_make_view): Fix comment.
5092
6c93b22c
ILT		 50932010-03-23 Ian Lance Taylor <iant@google.com>
5094
5095 * script-sections.cc (class Orphan_section_placement): Define
5096 PLACE_TLS and PLACE_TLS_BSS.
5097 (Orphan_section_placement::Orphan_section_placement): Initialize
5098 new places.
5099 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5100 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5101 (tls_script_test_SOURCES): Define.
5102 (tls_script_test_DEPENDENCIES): Define.
5103 (tls_script_test_LDFLAGS): Define.
5104 (tls_script_test_LDADD): Define.
5105 * testsuite/Makefile.in: Rebuild.
5106
a2c7281b
DK		 51072010-03-22 Doug Kwan <dougkwan@google.com>
5108
5109 * arm.cc (Arm_relocate_functions::abs8,
5110 Arm_relocate_functions::abs16): Use correct check for overflow
5111 specified in the ARM ELF specs.
5112 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5113 target of a BLX instruction specially.
5114 (Reloc_stub::stub_type_for_reloc): Ditto.
5115 (Relocate::relocate): Use symbolic names instead of numeric relocation
5116 codes to report error.
5117 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5118 workaround.
5119 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5120 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5121 thumb2_blx_out_of_range.stdout
5122 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5123 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5124 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5125 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5126 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5127 thumb2_blx_in_range, thumb2_blx_in_range.o,
5128 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5129 thumb2_blx_out_of_range.o): New rules.
5130 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5131 thumb2_blx_in_range and thumb2_blx_out_of_range.
5132 * testsuite/Makefile.in: Regenerate.
5133 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5134 * testsuite/thumb_blx_in_range.s: New file.
5135 * testsuite/thumb_blx_out_of_range.s: New file.
5136
b0193076
RÁE		 51372010-03-22 Rafael Espindola <espindola@google.com>
5138
5139 * archive.cc (Should_include): Move to archive.h.
5140 (should_include_member): Make it a member of Archive.
5141 (Lib_group): New.
5142 (Add_lib_group_symbols): New.
5143 * archive.h: Include options.h.
5144 (Archive_member): Moved from Archive.
5145 (Should_include): Moved from archive.cc.
5146 (Lib_group): New.
5147 (Add_lib_group_symbols): New.
5148 * dynobj.cc (do_should_include_member): New.
5149 * dynobj.h (do_should_include_member): New.
5150 * gold.cc (queue_initial_tasks): Update call to queue.
5151 * main.cc (main): Print lib group stats.
5152 * object.cc (do_should_include_member): New.
5153 * object.h: Include archive.h.
5154 (Object::should_include_member): New.
5155 (Object::do_should_include_member): New.
5156 (Sized_relobj::do_should_include_member): New.
5157 * options.cc (General_options::parse_start_lib): New.
5158 (General_options::parse_end_lib): New.
5159 (Input_arguments::add_file): Handle lib groups.
5160 (Input_arguments::start_group): Check we are not in a lib.
5161 (Input_arguments::start_lib): New.
5162 (Input_arguments::end_lib): New.
5163 * options.h (General_options): Add start_lib and end_lib.
5164 (Input_argument::lib_): New.
5165 (Input_argument::lib): New.
5166 (Input_argument::is_lib): New.
5167 (Input_file_lib): New.
5168 (Input_arguments::in_lib_): New.
5169 (Input_arguments::in_lib): New.
5170 (Input_arguments::start_lib): New.
5171 (Input_arguments::end_lib_): New.
5172 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5173 in unused members as preempted.
5174 (Sized_pluginobj::do_should_include_member): New.
5175 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5176 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5177 return the blocker.
5178 (Read_symbols::do_whole_lib_group): New.
5179 (Read_symbols::do_lib_group): New.
5180 (Read_symbols::do_read_symbols): Handle lib groups.
5181 (Read_symbols::get_name): Handle lib groups.
5182 * readsyms.h (Read_symbols): Add an archive member pointer.
5183 (Read_symbols::do_whole_lib_group): New.
5184 (Read_symbols::do_lib_group): New.
5185 (Read_symbols::member_): New.
5186 * script.cc (read_input_script): Update call to queue_soon.
5187
d099120c
DK		 51882010-03-19 Doug Kwan <dougkwan@google.com>
5189
5190 * arm.cc (Stub_table::Stub_table): Initialize new data members
5191 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5192 (Stub_table::add_reloc_stub): Assign stub offset and update
5193 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5194 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5195 New data members.
5196 (Stub_table::update_data_size_and_addralign): Use
5197 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5198 instead of going over all reloc stubs.
5199 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5200 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5201 Stringpool_template::offset_ to size of Stringpool_char.
5202 (Stringpool_template::new_key_offset): Remove code to initialize
5203 Stringpool_template::offset_.
5204 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5205 Stringpool_template::offset_ to zero.
5206
1aa37384
DK		 52072010-03-15 Doug Kwan <dougkwan@google.com>
5208
5209 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5210 offset_.
5211 (Stringpool_template::new_key_offset): New method.
5212 (Stringpool_template::add_string): Assign offsets when adding new
5213 strings.
5214 (Stringpool_template::set_string_offsets): Do not set string offsets
5215 when not optimizing.
5216 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5217 member size_.
5218 (Chunked_vector::clear): Clear size_.
5219 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5220 (Chunked_vector::size): Return size_.
5221 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5222 (Chunked_vector::size_): New data member.
1aa37384
DK		 5223 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5224 (Stringpool_template::new_key_offset): New method declaration.
5225 (Stringpool_template::offset_): New data member.
5226
b672b057
RÁE		 52272010-03-15 Rafael Espindola <espindola@google.com>
5228
5229 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5230 Add_symbols' constructor.
5231 * readsyms.h (Add_symbols): Remove the input_group member.
5232
b6848d3c
ILT		 52332010-03-10 Ian Lance Taylor <iant@google.com>
5234
5235 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5236 target to ask whether a reference to a symbol requires a stack
5237 split.
5238 * target.h (Target::is_call_to_non_split): New function.
5239 (Target::do_is_call_to_non_split): Declare virtual function.
5240 * target.cc: Include "symtab.h".
5241 (Target::do_is_call_to_non_split): New function.
5242 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5243
a2a5469e
CC		 52442010-03-10 Cary Coutant <ccoutant@google.com>
5245
5246 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5247 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5248 (File_read::open[2]): Add whole_file_view_ to list of views.
5249 (File_read::make_view): Remove test of whole_file_view_.
5250 (File_read::find_or_make_view): Create whole_file_view_ if
5251 necessary.
5252 (File_read::clear_views): Replace bool parameter with enum;
5253 adjust all callers. Don't delete views with permanent data;
5254 do delete cached views and views from archives if
5255 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5256 if clearing the corresponding view.
5257 * fileread.h (File_read::Clear_views_mode): New enum.
5258 (File_read::View::is_permanent_view): New method.
5259 (File_read::clear_views): Replace bool parameter
5260 with enum; adjust all callers.
5261 * options.h (General_options): Change keep_files_mapped option;
5262 add map_whole_files.
5263 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5264 releasing the file.
5265 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5266 the file.
5267
8861f32b
DM		 52682010-03-10 David S. Miller <davem@davemloft.net>
5269
5270 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5271
d62d0f5f
ST		 52722010-03-09 Sriraman Tallam <tmsriram@google.com>
5273
5274 * icf.cc (get_section_contents): Add '@' marker after processing the
5275 merge reloc.
5276
9177756d
DK		 52772010-03-08 Doug Kwan <dougkwan@google.com>
5278
5279 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5280 due to a conversion warning.
5281 (Arm_relobj::update_output_local_symbol_count): Check for local
5282 symbol with unset output index.
5283
9e9e071b
ILT		 52842010-03-05 Ian Lance Taylor <iant@google.com>
5285
5286 * options.h (class General_options): Add --spare-dynamic-tags.
5287 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5288 --spare-dynamic-tags.
5289
a81ee015
ILT		 52902010-03-05 Ian Lance Taylor <iant@google.com>
5291
5292 * incremental.cc: Include "libiberty.h".
5293
44ec90b9
RO		 52942010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5295
5296 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5297 function, is_info_ member.
5298 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5299 (Versions::Versions): Update caller.
5300 (Versions::define_base_version): Likewise.
5301 (Versions::add_def): Likewise.
5302
0897ed3b
ST		 53032010-03-03 Sriraman Tallam <tmsriram@google.com>
5304
5305 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5306 (Scan::possible_function_pointer_reloc): New function.
5307 (Scan::local_reloc_may_be_function_pointer): Change to call
5308 possible_function_pointer_reloc.
5309 (Scan::global_reloc_may_be_function_pointer): Ditto.
5310 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5311 relocations in ".data.rel.ro._ZTV" section.
5312 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5313 * testsuite/icf_safe_so_test.cc: Ditto.
5314 * testsuite/icf_safe_test.cc: Ditto.
5315 * testsuite/icf_safe_test.sh: Ditto.
5316
d3bbad62
ILT		 53172010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5318 Ian Lance Taylor <iant@google.com>
5319
5320 * target-reloc.h (relocate_section): Check the symbol table index
5321 for -1U before setting the local symbol index.
5322 (scan_relocatable_relocs): If copying the relocation, record that
5323 the local symbol is required.
5324 * object.h (Symbol_value::is_output_symtab_index_set): New
5325 function.
5326 (Symbol_value::may_be_discarded_from_output_symtab): New
5327 function.
5328 (Symbol_value::has_output_symtab_entry): New function.
5329 (Symbol_value::needs_output_symtab_entry): Remove.
5330 (Symbol_value::output_symtab_index): Make sure the symbol index is
5331 set.
5332 (Symbol_value::set_output_symtab_index): Make sure the symbol
5333 index is not set. Make sure the new index is valid.
5334 (Symbol_value::set_must_have_output_symtab_entry): New function.
5335 (Symbol_value::has_output_dynsym_entry): New function.
5336 (Symbol_value::set_output_dynsym_index): Make sure the new index
5337 is valid.
5338 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5339 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5340 local symbol if permitted.
5341 (Sized_relobj::do_finalize_local_symbols): Call
5342 is_output_symtab_index_set rather than needs_output_symtab_entry.
5343 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5344 rather than needs_output_symtab_entry. Call
5345 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5346 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5347 is_output_symtab_index_set rather than needs_output_symtab_entry.
5348 * testsuite/discard_locals_relocatable_test.c: New file.
5349 * testsuite/discard_locals_test.sh: Test -r.
5350 * testsuite/Makefile.am (check_DATA): Add
5351 discard_locals_relocatable_test1.syms,
5352 discard_local_relocatable_test2.syms.
5353 (MOSTLYCLEANFILES): Likewise. Also add
5354 discard_locals_relocatable_test1.lout and
5355 discard_locals_relocatable_test2.out.
5356 (discard_locals_relocatable_test1.syms): New target.
5357 (discard_locals_relocatable_test.o): New target.
5358 (discard_locals_relocatable_test1.out): New target.
5359 (discard_locals_relocatable_test2.syms): New target.
5360 (discard_locals_relocatable_test2.out): New target.
5361 (various): Add missing ../ld-new dependencies.
5362 * testsuite/Makefile.in: Rebuild.
5363
7e8ccf26
NC		 53642010-03-03 Nick Clifton <nickc@redhat.com>
5365
5366 * po/fi.po: New Finnish translation.
5367
2a0ff005
DK		 53682010-03-01 Doug Kwan <dougkwan@google.com>
5369
5370 * layout.cc (Layout::Layout): Force section types of .init_array*,
5371 .preinit_array* and .fini_array* sections.
5372 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5373 Fix check of return value of std::string::find.().
5374 (Output_section::Input_section_sort_compare::operator()): Remove
5375 comment about .init_array.
5376 (Output_section::Input_section_sort_init_fini_compare::operator()):
5377 New method.
5378 (Output_section::sort_attached_input_sections): Handle .init_array
5379 and .fini_array specially.
5380 * output.h (Output_section::Inut_section_sort_compare): Update
5381 comment.
5382 (Output_section::Input_section_sort_init_fini_compare): New struct.
5383
c3e4ae29
DK		 53842010-02-26 Doug Kwan <dougkwan@google.com>
5385
5386 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5387 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5388 * testsuite/debug_msg.sh: Avoid matching source line number for
5389 use of global variable undef_int.
5390
2fd9ae7a
DK		 53912010-02-26 Doug Kwan <dougkwan@google.com>
5392
5393 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5394 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5395 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5396 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5397 * options.cc (General_options::General_options): Initialize member
5398 fix_v4bx_.
5399 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5400 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5401 and rm_no_fix_v4bx.stdout
5402 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5403 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5404 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5405 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5406 and arm_no_fix_v4bx.
5407 * Makefile.in: Regenerate.
5408 * testsuite/arm_fix_v4bx.s: New file.
5409 * testsuite/arm_fix_v4bx.sh: Ditto.
5410
67ec7d0b
DK		 54112010-02-24 Doug Kwan <dougkwan@google.com>
5412
5413 * arm.cc (Target_arm::got_section): Make the .got section the first
5414 non RELRO section in the data segment.
5415 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5416 suffixes of section names.
5417
10165461
DK		 54182010-02-24 Doug Kwan <dougkwan@google.com>
5419
5420 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5421 flags and attributes merging if an input file is a binary file.
5422 * fileread.cc (Input_file::open): Record format of original file.
5423 * fileread.h (Input_file::Format): New enum type.
5424 (Input_file::Input_file): Initialize data member format_.
5425 (Input_file::format): New method definition.
5426 (Input_file::format_):: New data member.
5427
4a54abbb
DK		 54282010-02-24 Doug Kwan <dougkwan@google.com>
5429
5430 * arm.cc (Arm_output_data_got): New class.
5431 (ARM_TCB_SIZE): New constant
5432 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5433 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5434 If user uses a script with a SECTIONS clause, issue only a warning
5435 for a misplaced EXIDX input section. Otherwise, issue an error.
5436 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5437 garbage collection.
5438 (Target_arm::got_mode_index_entry): Handle static linking.
5439 (Target_arm::Scan::local): Ditto.
5440 (Target_arm::Scan::global): Ditto.
5441 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5442 all incorrectly implemented relocations.
e1df38aa 5443 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5444 Arm_output_section::fix_exidx_coverage.
5445 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5446 from ".ARM.exidx." and ".ARM.extab.".
5447
ca419a6f
ILT		 54482010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5449
5450 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5451 section if it does not already exist.
5452 * attributes.cc (Attributes_section_data::Attributes_section_data):
5453 Don't crash if size is zero.
5454
135b9c78
ILT		 54552010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5456 Ian Lance Taylor <iant@google.com>
5457
5458 * gold.cc (queue_middle_tasks): If no input files were opened,
5459 exit.
5460 * workqueue.h (Task_function::Task_function): Assert that there is
5461 a blocker.
5462
bb0bfe4f
DK		 54632010-02-22 Doug Kwan <dougkwan@google.com>
5464
5465 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5466 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5467 types to avoid warnings due to different uint64_t implementations
5468 on different hosts.
5469
2a2b6d42
DK		 54702010-02-21 Doug Kwan <dougkwan@google.com>
5471
5472 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5473 handling of the maximum backward branch offset.
5474 (Arm_relocate_functions::thumb_branch_common): Ditto.
5475 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5476 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5477 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5478 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5479 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5480 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5481 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5482 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5483 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5484 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5485 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5486 thumb2_bl_out_of_range.o): New rules.
5487 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5488 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5489 thumb2_bl_out_of_range
5490 * testsuite/Makefile.in: Regenerate.
5491 * testsuite/arm_bl_in_range.s: New file.
5492 * testsuite/arm_bl_out_of_range.s: Ditto.
5493 * testsuite/arm_branch_in_range.sh: Ditto.
5494 * testsuite/arm_branch_range.t: Ditto.
5495 * testsuite/thumb2_branch_range.t: Ditto.
5496 * testsuite/thumb_bl_in_range.s: Ditto.
5497 * testsuite/thumb_bl_out_of_range.s: Ditto.
5498 * testsuite/thumb_branch_range.t: Ditto.
5499
b487ad64
ST		 55002010-02-20 Sriraman Tallam <tmsriram@google.com>
5501
5502 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5503 Add reloc offset information.
5504 * icf.cc (get_section_contents): Change iterators to point to the new
5505 vectors. Add reloc offset information to the contents.
5506 * icf.h (Icf::Sections_reachable_info): New typedef.
5507 (Icf::Sections_reachable_list): New typedef.
5508 (Icf::Offset_info): New typedef.
5509 (Icf::Reloc_info): New struct typedef.
5510 (Icf::Reloc_info_list): New typedef.
5511 (Icf::symbol_reloc_list): Delete method.
5512 (Icf::addend_reloc_list): Delete method.
5513 (Icf::section_reloc_list): Delete method.
5514 (Icf::reloc_info_list): New method.
5515 (Icf::reloc_info_list_): New member.
5516
f96accdf
DK		 55172010-02-19 Doug Kwan <dougkwan@google.com>
5518
5519 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5520 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5521 * arm.cc (Arm_relocation_functions): New forward declaration.
5522 (Target_arm::Target_arm): Initialize new data members
5523 got_mod_index_offset_ and tls_base_symbol_defined_.
5524 (Target_arm::Relocate::relocate_tls): New method.
5525 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5526 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5527 New methods.
5528 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5529 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5530 (Target_arm::got_mod_index_offset_,
5531 Target_arm::tls_base_symbol_defined_): New data members.
5532 (Target_arm::Scan::local, Target::Scan::global,
5533 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5534 relocations.
5535
c8761b9a
DK		 55362010-02-18 Doug Kwan <dougkwan@google.com>
5537
5538 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5539 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5540 text section as a parameter becuase some broken tools may not set
5541 the link in section header.
5542 (Target_arm::has_got_section): New method.
5543 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5544 without any mapping symbol as data only. Remove warning.
5545 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5546 link in its section header, try to discover the link by inspecting the
5547 REL31 relocation at the beginning of the section.
5548 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5549 in error message.
5550 (Target_arm::Scan::global): Treat any reference to the symbol
5551 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5552
21bb3914
ST		 55532010-02-12 Sriraman Tallam <tmsriram@google.com>
5554
5555 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5556 (Scan::global_reloc_may_be_function_pointer): New function.
5557 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5558 (Scan::global_reloc_may_be_function_pointer): New function.
5559 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5560 (Scan::global_reloc_may_be_function_pointer): New function.
5561 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5562 (Scan::global_reloc_may_be_function_pointer): New function.
5563 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5564 (Scan::global_reloc_may_be_function_pointer): New function.
5565 (Scan::possible_function_pointer_reloc): New function.
5566 (Target_x86_64::can_check_for_function_pointers): New function.
5567 * gc.h (gc_process_relocs): Scan relocation types to determine if
5568 function pointers were taken for targets that support it.
5569 * icf.cc (Icf::find_identical_sections): Include functions for
5570 folding in safe ICF whose pointer is not taken.
5571 * icf.h (Secn_fptr_taken_set): New typedef.
5572 (fptr_section_id_): New member.
5573 (section_has_function_pointers): New function.
5574 (set_section_has_function_pointers): New function.
5575 (check_section_for_function_pointers): New function.
5576 * options.h: Fix comment for safe ICF option.
5577 * target.h (can_check_for_function_pointers): New function.
5578 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5579 Modify icf_safe_test for X86-64.
5580 * testsuite/Makefile.in: Regenerate.
5581 * testsuite/icf_safe_so_test.cc: New file.
5582 * testsuite/icf_safe_so_test.sh: New file.
5583 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5584 (main): Change to take pointer to function kept_func_3.
5585 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5586 folding is done correctly for X86-64.
5587
0da6fa6c
DM		 55882010-02-12 David S. Miller <davem@davemloft.net>
5589
5590 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5591 is_symbolless parameter.
5592 (Output_reloc<SHT_REL>::is_symbolless): New.
5593 (Output_reloc<SHT_REL>::is_symbolless_): New.
5594 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5595 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5596 (Output_reloc<SHT_RELA>::is_symbolless): New.
5597 (Output_data_reloc::add_global): Handle is_symbolless.
5598 (Output_data_reloc::add_global_relative): Likewise.
5599 (Output_data_reloc::add_local): Likewise.
5600 (Output_data_reloc::add_local_relative): Likewise.
5601 (Output_data_reloc::add_symbolless_global_addend): New.
5602 (Output_data_reloc::add_symbolless_local_addend): New.
5603 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5604 is_symbolless.
5605 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5606 instead of ->is_relative_
5607 (Output_reloc::write): Likewise.
5608 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5609 (Output_reloc::write_rel): Simplify.
5610
5611 * sparc.cc (Target_sparc::Scan::local): Use
5612 ->add_symbolless_local_addend as needed.
5613 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5614 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5615 based upon relocation offset.
5616
e4782e83
DK		 56172010-02-11 Doug Kwan <dougkwan@google.com>
5618
5619 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5620 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5621 beginning of function.
5622 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5623 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5624 parameter is_32bit in calls to should_apply_static_reloc.
5625 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5626 (check_DATA): Add arm_abs_global.stdout.
5627 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5628 arm_abs_global.stdout): New rules.
5629 (MOSTLLYCLEANFILES): Add arm_abs_global
5630 * Makefile.in: Regenerate.
5631 * testsuite/arm_abs_global.s: New file.
5632 * testsuite/arm_abs_global.sh: Ditto.
5633 * testsuite/arm_abs_lib.s: Ditto.
5634
93ceb764
ILT		 56352010-02-11 Ian Lance Taylor <iant@google.com>
5636
5637 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5638 Read_relocs task.
5639 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5640 Allocate_commons_task first.
5641 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5642 task, rather than symtab_lock_.
5643 (Gc_process_relocs::~Gc_process_relocs): New function.
5644 (Gc_process_relocs::is_runnable): Check this_blocker_.
5645 (Gc_process_relocs::locks): Use next_blocker_ rather than
5646 blocker_.
5647 (Scan_relocs::~Scan_relocs): New function.
5648 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5649 symtab_lock_.
5650 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5651 next_blocker_.
5652 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5653 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5654 constructor accordingly.
5655 (class Gc_process_relocs): Likewise.
5656 (class Scan_relocs): Likewise.
5657 * common.h (class Allocate_commons_task): Remove symtab_lock_
5658 field, and corresponding constructor parameter.
5659 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5660 symtab_lock_.
5661 (Allocate_commons_task::locks): Likewise.
5662
114dfbe1
ILT		 56632010-02-11 Ian Lance Taylor <iant@google.com>
5664
5665 * gold-threads.h (class Once): Define.
5666 (class Initialize_lock): Rewrite as child of Once.
5667 * gold-threads.cc (class Once_initialize): Define.
5668 (once_pointer_control): New static variable.
5669 (once_pointer, once_arg): New static variables.
5670 (c_run_once): New static function.
5671 (Once::Once, Once::run_once, Once::internal_run): New functions.
5672 (class Initialize_lock_once): Remove.
5673 (initialize_lock_control): Remove.
5674 (initialize_lock_pointer): Remove.
5675 (initialize_lock_once): Remove.
5676 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5677 (Initialize_lock::initialize): Rewrite.
5678 (Initialize_lock::do_run_once): New function.
5679 * archive.cc (Archive::interpret_header): Only clear name if it is
5680 not already empty.
5681 * fileread.cc: Include "gold-threads.h"
5682 (file_counts_lock): New static variable.
5683 (file_counts_initialize_lock): Likewise.
5684 (File_read::release): Only increment counts when using --stats.
5685 Use a lock around the increment.
5686 * parameters.cc (class Set_parameters_target_once): Define.
5687 (set_parameters_target_once): New static variable.
5688 (Parameters::Parameters): Move here from parameters.h.
5689 (Parameters::set_target): Rewrite.
5690 (Parameters::set_target_once): New function.
5691 (Parameters::clear_target): Move here and rewrite.
5692 * parameters.h (class Parameters): Update declarations. Add
5693 set_parameters_target_once_ field.
5694 (Parameters::Parameters): Move to parameters.cc.
5695 (Parameters::clear_target): Likewise.
5696 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5697 task.
5698 (Start_group::~Start_group): New function.
5699 (Start_group::is_runnable): New function.
5700 (Start_group::locks, Start_group::run): New functions.
5701 (Finish_group::run): Change saw_undefined to size_t.
5702 * readsyms.h (class Start_group): Define.
5703 (class Finish_group): Change saw_undefined_ field to size_t.
5704 (Finish_group::Finish_group): Remove saw_undefined and
5705 this_blocker parameters. Change all callers.
5706 (Finish_group::set_saw_undefined): New function.
5707 (Finish_group::set_blocker): New function.
5708 * symtab.h (class Symbol_table): Change saw_undefined to return
5709 size_t. Change saw_undefined_ field to size_t.
5710 * target-select.cc (Set_target_once::do_run_once): New function.
5711 (Target_selector::Target_selector): Initialize set_target_once_
5712 field. Don't initialize lock_ and initialize_lock_ fields.
5713 (Target_selector::instantiate_target): Rewrite.
5714 (Target_selector::set_target): New function.
5715 * target-select.h (class Set_target_once): Define.
5716 (class Target_selector): Update declarations. Make
5717 Set_target_once a friend. Remove lock_ and initialize_lock_
5718 fields. Add set_target_once_ field.
5719
fa17a3f4
ILT		 57202010-02-10 Ian Lance Taylor <iant@google.com>
5721
5722 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5723 queueing any tasks.
5724 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5725 (queue_middle_tasks): Add all blockers before queueing any tasks.
5726 (queue_final_tasks): Likewise.
5727 * token.h (Task_token::add_blockers): New function.
5728 * object.h (Input_objects::number_of_relobjs): New function.
5729
c7177d31
ILT		 57302010-02-10 Ian Lance Taylor <iant@google.com>
5731
5de0e392
ILT		 5732 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5733 shared, not if not position independent.
5734 * x86_64.cc (Relocate::relocate_tls): Likewise.
5735 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5736 (tls_pie_pic_test): New target.
5737 * testsuite/Makefile.in: Rebuild.
5738
c7177d31
ILT		 5739 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5740 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5741 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5742 * testsuite/Makefile.in: Rebuild.
5743
684b268a
DM		 57442010-02-09 David S. Miller <davem@davemloft.net>
5745
5746 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5747 R_SPARC_RELATIVE using ->add_local_relative().
5748 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5749
612a8d3d
DM		 5750 * output.h (Output_data_dynamic::add_section_size): New method
5751 that takes two Output_data objects.
5752 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5753 entry param. Handle it in initializers.
5754 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5755 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5756 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5757 arg.
5758 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5759 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5760 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5761 for dynrel_includes_plt.
5762 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5763 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5764 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5765 before .rela.plt
5766 (Target_sparc::do_finalize_sections): Update to pass true for
5767 dynrel_includes_plt.
5768 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5769 output before .rela.plt
5770 (Target_powerpc::do_finalize_sections): Update to pass true for
5771 dynrel_includes_plt when 32-bit.
5772
cb1be87e
DK		 57732010-02-08 Doug Kwan <dougkwan@google.com>
5774
5775 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5776 method.
5777 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5778 Arm_relobj::scan_section_for_cortex_a8_stubs,
5779 Arm_relobj::do_relocation_section): Instead of calling
5780 Output_section::output_address, use faster
5781 Arm_relobj::simple_input_section_output_address.
5782
705b5121
DM		 57832010-02-08 David S. Miller <davem@davemloft.net>
5784
5785 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5786 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5787 relocation helper function.
5788
024c4466
DM		 5789 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5790 just like R_SPARC_GOT{10,13,22}.
5791 (Target_sparc::Scan::local): Likewise.
5792 (Target_sparc::Relocate:relocate): Likewise.
5793
9109c078
ILT		 57942010-02-06 Ian Lance Taylor <iant@google.com>
5795
5796 * configure.ac: Rewrite targetobjs duplicate removal code to use
5797 only shell constructs.
5798 * configure: Rebuild.
5799
cf846138
DK		 58002010-02-05 Doug Kwan <dougkwan@google.com>
5801
5802 PR 11247
5803 * arm.cc (Arm_relobj::section_is_scannable): New method.
5804 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5805 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5806
6cfaf60b
DK		 58072010-02-04 Doug Kwan <dougkwan@google.com>
5808
5809 PR 11247
5810 * arm-reloc-property.cc (cstdio): Include.
5811 * configure.ac (targetobjs): Remove duplicates.
5812 * configure: Regenerate.
5813 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5814 big and little endian version for a given address size.
5815
5c57f1be
DK		 58162010-02-03 Doug Kwan <dougkwan@google.com>
5817
5818 * arm-reloc-property.cc
5819 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5820 definition.
5821 * arm-reloc-property.h
5822 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5823 New method definition.
5824 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5825 declaration.
5826 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5827 overflow to N.
5828 (GOT_PREL): Change implemented to Y.
5829 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5830 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5831 (Arm_relocate_functions::movw_abs_nc): Remove method.
5832 (Arm_relocate_functions::movt_abs): Ditto.
5833 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5834 (Arm_relocate_functions::thm_movt_abs): Ditto.
5835 (Arm_relocate_functions::movw_rel_nc): Ditto.
5836 (Arm_relocate_functions::movw_rel): Ditto.
5837 (Arm_relocate_functions::movt_rel): Ditto.
5838 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5839 (Arm_relocate_functions:thm_movw_rel): Ditto.
5840 (Arm_relocate_functions:thm_movt_rel): Ditto.
5841 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5842 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5843 New method definitions.
5844 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5845 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5846 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5847 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5848 (Target_arm::Relocate::relocate): Check for non-static or
5849 unimplemented relocation code and exit early. Change calls to
5850 Target_arm::reloc_uses_thumb_bit and
5851 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5852 instead. Refactor code to handle similar relocations to increase
5853 code sharing. Remove check for unsupported relocation code in switch
5854 statement.
5855 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5856 relocation property table to find out size. Change error message to
5857 print out the name of a relocation code instead of the numeric value.
5858 (Target_arm::scan_reloc_for_stub): Use relocation property table
5859 instead of calling Target_arm::reloc_uses_thumb_bit().
5860
218c5831
DK		 58612010-02-02 Doug Kwan <dougkwan@google.com>
5862
5863 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5864 types of relaxed input section.
5865
0d31c79d
DK		 58662010-02-02 Doug Kwan <dougkwan@google.com>
5867
5868 * Makefile.am (HFILES): Add arm-reloc-property.h.
5869 (DEFFILES): New.
5870 (TARGETSOURCES): Add arm-reloc-property.cc
5871 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5872 (libgold_a_SOURCES): $(DEFFILES)
5873 * Makefile.in: Regenerate.
5874 * arm-reloc-property.cc: New file.
5875 * arm-reloc-property.h: New file.
5876 * arm-reloc.def: New file.
5877 * arm.cc: Update comments.
5878 (arm-reloc-property.h): New included header.
5879 (arm_reloc_property_table): New global variable.
5880 (Target_arm::do_select_as_default_target): New method definition.
5881 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5882 arm-reloc-property to targ_extra_obj.
5883 * parameters.cc (set_parameters_target): Call
5884 Target::select_as_default_target().
5885 * target.h (Target::select_as_default_target): New method definition.
5886 (Target::do_select_as_default_target): Same.
5887
546c7457
DK		 58882010-02-01 Doug Kwan <dougkwan@google.com>
5889
5890 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5891 first_output_text_section_.
5892 (Arm_exidx_fixup::first_output_text_section): New method definition.
5893 (Arm_exidx_fixup::first_output_text_section_): New data member.
5894 (Arm_exidx_fixup::process_exidx_section): Record the first text
5895 output section seen.
5896 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5897 and entsize in output section header.
5898
11b861d5
DK		 58992010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5900
5901 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5902 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5903 (Arm_relocate_functions::thm_alu11): New Method.
5904 (Arm_relocate_functions::thm_pc8): New Method.
5905 (Arm_relocate_functions::thm_pc12): New Method.
5906 (Target_arm::Scan::local): Handle the relocations.
5907 (Target_arm::Scan::global): Likewise.
5908 (Target_arm::Relocate::relocate): Likewise.
5909 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5910
c9a2c125
DK		 59112010-01-29 Doug Kwan <dougkwan@google.com>
5912
5913 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5914 of relocation types as ld.
5915
1521477a
DK		 59162010-01-29 Doug Kwan <dougkwan@google.com>
5917
5918 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5919 to public.
5920 (Arm_relocate_functions::thumb_branch_common): Ditto.
5921 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5922 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5923 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5924 Arm_relocate_functions::jump24): Remove.
5925 (Target_arm::Relocate::relocate): Adjust code to call
5926 Arm_relocation_functions::arm_branch_common and
5927 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5928 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5929
e7eca48c
DK		 59302010-01-29 Doug Kwan <dougkwan@google.com>
5931
5932 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5933 output_local_symbol_count_needs_update_.
5934 (Arm_relobj::output_local_symbol_count_needs_update,
5935 Arm_relobj::set_output_local_symbol_count_needs_update,
5936 Arm_relobj::update_output_local_symbol_count): New methods.
5937 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5938 member.
5939 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5940 of pointed function as in a R_ARM_PREL31 relocation.
5941 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5942 for output local symbol count updating.
5943 (Target_arm::do_relax): Update output local symbol counts in objects
5944 if necessary.
5945 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5946
02961d7e
ILT		 59472010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5948
5949 * arm.cc: Added support for the ARM relocations:
5950 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5951 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5952 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5953 movw_prel_nc).
5954 (Arm_relocate_functions::movw_rel): New method.
5955 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5956 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5957 thm_movw_prel_nc).
5958 (Arm_relocate_functions::thm_movw_rel): New method.
5959 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5960 thm_movt_prel).
5961 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5962 relocations.
5963 (Target_arm::Scan::global): Likewise.
5964 (Target_arm::Relocate::relocate): Likewise.
5965 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5966 Likewise.
5967
b10d2873
ILT		 59682010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5969
5970 * arm.cc: Added support for ARM group relocations.
5971 (Target_arm::reloc_needs_sym_origin): New method.
5972 (Arm_relocate_functions::calc_grp_kn): New method.
5973 (Arm_relocate_functions::calc_grp_residual): New method.
5974 (Arm_relocate_functions::calc_grp_gn): New method.
5975 (Arm_relocate_functions::arm_grp_alu): New Method.
5976 (Arm_relocate_functions::arm_grp_ldr): New Method.
5977 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5978 (Arm_relocate_functions::arm_grp_ldc): New Method.
5979 (Target_arm::Scan::local): Handle the ARM group relocations.
5980 (Target_arm::Scan::global): Likewise.
5981 (Target_arm::Relocate::relocate): Likewise.
5982 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5983 Likewise.
5984
2b328d4e
DK		 59852010-01-26 Doug Kwan <dougkwan@google.com>
5986
5987 * arm.cc (set): Include.
5988 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5989 pointer type.
5990 (Arm_output_section::Text_section_list): New type.
5991 (Arm_output_section::append_text_sections_to_list): New method.
5992 (Arm_output_section::fix_exidx_coverage): Ditto.
5993 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5994 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5995 Relobj::set_section_offset() instead of
5996 Sized_relobj::invalidate_section_offset().
5997 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5998 parameter for section headers. Ignore relocation sections for
5999 unallocated sections and EXIDX sections.
6000 (Target_arm::fix_exidx_coverage): New method.
6001 (Target_arm::output_section_address_less_than): New type.
6002 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6003 linked text section instead of the EXIDX section.
6004 (Arm_output_section::create_stub_group): Add an assertion to check
6005 that this is not an EXIDX output section.
6006 (Arm_output_section::append_text_sections_to_list): New method.
6007 (Arm_output_section::fix_exidx_coverage): Ditto.
6008 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6009 Arm_relobj::section_needs_reloc_stub_scanning.
6010 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6011 first pass.
6012 (Target_arm::fix_exidx_coverage): New method.
6013 * object.h (Relobj::set_output_section): New method.
6014 (Sized_relobj::invalidate_section_offset): Remove method.
6015 (Sized_relobj::do_invalidate_section_offset): Remove method.
6016 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6017
c7f3c371
DK		 60182010-01-25 Doug Kwan <dougkwan@google.com>
6019
6020 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6021 Fix warning due to signed and unsigned comparison on a 32-bit host.
6022
8923b24c
DK		 60232010-01-22 Doug Kwan <dougkwan@google.com>
6024
6025 * arm.cc (Target_arm::do_relax): Record an output section for section
6026 offset adjustment it contains any stub table that has changed.
6027 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6028 offsets in an output section if necessary.
6029 * output.cc (Output_section::Output_section): Initialize
6030 section_offsets_need_adjustments_.
6031 (Output_section::add_input_section_for_script): Renamed to
6032 Output_section::add_simple_input_section.
6033 (Output_section::save_states): Add a comment.
6034 (Output_section::discard_states): New method defintion.
6035 (Output_section::adjust_section_offsets): Same.
6036 * output.h (Output_section::add_input_section_for_script): Renamed to
6037 Output_section::add_simple_input_section.
6038 (Output_section::discard_states): New method declaration.
6039 (Output_section::adjust_section_offsets): Same.
6040 (Output_section::section_offsets_need_adjustment,
6041 Output_section::set_section_offsets_need_adjustment): New method
6042 definitions.
6043 (Output_section::section_offsets_need_adjustment_): New data member.
6044 * script-sections.cc
6045 (Output_section_element_input::set_section_address): Adjust code for
6046 renaming of Output_section::add_input_section_for_script.
6047 (Orphan_output_section::set_section_address): Same.
6048
9b2fd367
DK		 60492010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6050
6051 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6052 Fix_v4bx enum values .
6053 * gold/options.h (General_options): New option definitions.
6054 (General_options::fix_v4bx): New method.
6055 (General_options::Fix_v4bx): New enum.
6056 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6057 (General_options::parse_fix_v4bx_interworking): New method.
6058
80d0d023
DK		 60592010-01-22 Doug Kwan <dougkwan@google.com>
6060
6061 * arm.cc (Arm_exidx_fixup): New class.
6062
af2cdeae
DK		 60632010-01-21 Doug Kwan <dougkwan@google.com>
6064
6065 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6066 classes.
6067 (Arm_exidx_section_offset_map): New type.
6068
993d07c1
DK		 60692010-01-21 Doug Kwan <dougkwan@google.com>
6070
6071 * arm.cc (Arm_exidx_input_section): New class.
6072 (Arm_relobj::exidx_input_section_by_link,
6073 Arm_relobj::exidx_input_section_by_shndx,
6074 Arm_relobj::make_exidx_input_section): New methods.
6075 (read_arm_attributes_section): Remove.
6076 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6077 information about them.
6078 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6079 to here.
6080
5ac169d4
DK		 60812010-01-20 Doug Kwan <dougkwan@google.com>
6082
6083 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6084 Input_section_specifier to Section_id.
6085 (Target_arm::new_arm_input_section: Adjust code for change of key
6086 type.
6087 (Target_arm::find_arm_input_section): Ditto.
6088 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6089 (Section_id): Remove.
6090 (Garbage_collection::Section_id_hash): Remove.
6091 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6092 (Section_id): Remove.
6093 (Icf::Section_id_hash): Remove.
6094 * object.h (Section_id, Const_section_id, Section_id_hash,
6095 Const_section_id_hash): New type definitions.
6096 * output.cc (Output_section::add_relaxed_input_section): Change to
6097 use Const_section_id instead of Input_section_specifier as key type.
6098 (Output_section::add_merge_input_section): Ditto.
6099 (Output_section::build_relaxation_map): Change to use Section_id
6100 instead of Input_section_specifier as key type.
6101 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6102 Ditto.
6103 (Output_section::convert_input_sections_to_relaxed_sections): Change
6104 to use Const_section_id instead of Input_section_specifier as key type.
6105 (Output_section::find_merge_section): Ditto.
6106 (Output_section::find_relaxed_input_section): Ditto.
6107 * output.h (Input_section_specifier): Remove class.
6108 (Output_section::Output_section_data_by_input_section_map): Change
6109 key type to Const_section_id.
6110 (Output_section::Output_relaxed_input_section_by_input_section_map):
6111 Ditto.
6112 (Output_section::Relaxation_map): Change key type to Section_id.
6113
a2162063
ILT		 61142010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6115
6116 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6117 (class Arm_v4bx_stub): New class.
6118 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6119 (Stub_factory::make_arm_v4bx_stub): New method.
6120 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6121 (Stub_table::empty): Handle v4bx stubs.
6122 (Stub_table::add_arm_v4bx_stub): New method.
6123 (Stub_table::find_arm_v4bx_stub): New method.
6124 (Arm_relocate_functions::v4bx): New method.
6125 (Target_arm::fix_v4bx): New method.
6126 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6127 (Stub_table::relocate_stubs): Likewise.
6128 (Stub_table::do_write): Likewise.
6129 (Stub_table::update_data_size_and_addralign): Likewise.
6130 (Stub_table::finalize_stubs): Likewise.
6131 (Target_arm::Scan::local): Likewise.
6132 (Target_arm::Scan::global): Likewise.
6133 (Target_arm::do_finalize_sections): Likewise.
6134 (Target_arm::Relocate::relocate): Likewise.
6135 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6136 Likewise.
6137 (Target_arm::scan_reloc_for_stub): Likewise.
6138 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6139
5696ab0b
ILT		 61402010-01-19 Ian Lance Taylor <iant@google.com>
6141
6142 * output.cc (Output_section_headers::do_sized_write): Write large
6143 segment count to sh_info field.
6144 (Output_file_header::do_sized_write): For large segment count,
6145 write PN_XNUM to e_phnum field.
6146
800d0f56
ILT		 61472010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6148
6149 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6150 (Arm_relocate_functions::thm_jump8): New function.
6151 (Arm_relocate_functions::thm_jump11): New function.
6152 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6153 R_ARM_THM_JUMP11.
6154 (Target_arm::Scan::global): Likewise.
6155 (Target_arm::Relocate::relocate): Likewise.
6156 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6157 Likewise.
6158
41263c05
DK		 61592010-01-14 Doug Kwan <dougkwan@google.com>
6160
6161 * arm.cc (map, utility): Include headers.
6162 (Target_arm::apply_cortex_a8_workaround): New method.
6163 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6164 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6165 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6166 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6167 the --[no-]fix-cortex-a8 command line options.
6168 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6169 (Target_arm::relocate_stub): Use addend in instruction template.
6170 * options.h (DEFINE_bool): Set the user-set flag.
6171 (General_options): Add --[no-]-fix-cortex options.
6172 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6173 : Update fast look-up map after conversion.
41263c05 6174
459e9b03
ST		 61752010-01-14 Sriraman Tallam <tmsriram@google.com>
6176
6177 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6178 in the first pass of do_layout.
6179
b521dfe4
DK		 61802010-01-13 Doug Kwan <dougkwan@google.com>
6181
6182 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6183 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6184 apparent compiler problem of not folding static constant integral
6185 data members of elfcpp::Elf_sizes<32>.
6186
44272192
DK		 61872010-01-13 Doug Kwan <dougkwan@google.com>
6188
6189 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6190 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6191 Arm_relobj::scan_section_for_cortex_a8_erratum,
6192 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6193 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6194 sections to scan for relocation stubs into a new method
6195 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6196 relocation and Cortex-A8 stub scanning.
6197 (Target_arm::do_relax): Force stubs to be after stubbed sections
6198 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6199 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6200 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6201
44b71ece
ILT		 62022010-01-12 Ian Lance Taylor <iant@google.com>
6203
6204 * target-reloc.h (visibility_error): New inline function.
6205 (relocate_section): Call visibility_error.
6206 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6207 (MOSTLYCLEANFILES): Likewise.
6208 (protected_4_pic.o, protected_3.err): New targets.
6209 * testsuite/protected_4.cc: New file.
6210
a120bc7f
DK		 62112010-01-12 Doug Kwan <dougkwan@google.com>
6212
6213 * arm.cc (Cortex_a8_reloc): New class.
6214 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6215 and cortex_a8_relocs_info_.
6216 (Target_arm::fix_cortex_a8): New method definition.
6217 (Target_arm::Cortex_a8_relocs_info): New type.
6218 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6219 New data member declarations.
6220 (Target_arm::scan_reloc_for_stub): Record information about
6221 relocations for THUMB branches that might be exempted from the
6222 Cortex-A8 workaround.
6223 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6224 at the beginning of a relaxation pass.
6225
20138696
DK		 62262010-01-12 Doug Kwan <dougkwan@google.com>
6227
6228 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6229 (Arm_relobj::Mapping_symbol_position,
6230 Arm_reloj::Mapping_symbol_position_less,
6231 Arm_relobj::Mapping_symbols_info): New types.
6232 (Target_arm::is_mapping_symbol_name): New method definition.
6233 (Arm_relobj::do_count_local_symbols): Save information about mapping
6234 symbols.
6235
089d69dc
DK		 62362010-01-11 Doug Kwan <dougkwan@google.com>
6237
6238 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6239 Arm_relocate_functions::thumb32_branch_upper,
6240 Arm_relocate_functions::thumb32_branch_lower,
6241 Arm_relocate_functions::thumb32_cond_branch_offset,
6242 Arm_relocate_functions::thumb32_cond_branch_upper,
6243 Arm_relocate_functions::thumb32_cond_branch_lower,
6244 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6245 branch offset encoding.
6246 (Arm_relocate_functions::thumb_branch_common): Use new branch
6247 offset encoding methods to avoid code duplication.
6248 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6249 (Stub_addend_reader::operator()): Use new branch encoding method
6250 to avoid code duplication.
6251
99e5bff2
DK		 62522010-01-11 Doug Kwan <dougkwan@google.com>
6253
6254 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6255 (Target_arm::do_finalize_sections): Define special EXIDX section
6256 symbols only if referenced.
6257 * gc.h (Garbage_collection::add_reference): New method.
6258 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6259 code duplication.
6260
98e090bd
ILT		 62612010-01-11 Ian Lance Taylor <iant@google.com>
6262
d0a91bd8
ILT		 6263 * script.cc (Version_script_info::build_expression_list_lookup):
6264 Change complaing about duplicate wildcard match from error to
6265 warning.
6266
98e090bd
ILT		 6267 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6268 of 2009-12-30.
6269 (Version_script_info::Version_script_info): Initialize globs_,
6270 default_version_, default_is_global_, and exact_. Don't
6271 initialize globals_ or locals_.
6272 (Version_script_info::build_lookup_tables): Build local symbols
6273 first.
6274 (Version_script_info::unquote): New function.
6275 (Version_script_info::add_exact_match): New function.
6276 (Version_script_info::build_expression_list_lookup): Remove lookup
6277 parameter. Add is_global parameter. Change all callers. Handle
6278 wildcard pattern specially. Unquote pattern. Call
6279 add_exact_match.
6280 (Version_script_info::get_name_to_match): New function.
6281 (Version_script_info::get_symbol_version): New function.
6282 (Version_script_info::get_symbol_version_helper): Remove.
6283 (Version_script_info::check_unmatched_names): Call unquote.
6284 * script.h (class Version_script_info): Change get_symbol_version
6285 to be non-inline and add is_global parameter; change all callers.
6286 Rewrite symbol_is_local. Update declarations. Define struct
6287 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6288 Remove globals_ and locals_ members. Add exact_, globs_,
6289 default_version_, is_global_.
6290 (Version_script_info::Glob): Remove pattern, add expression and
6291 is_global. Update constructor. Change all callers.
6292 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6293 default version.
6294 (Versions::symbol_section_contents): If a symbol is undefined, or
6295 defined in a dynamic object, set the version index to
6296 VER_NDX_LOCAL.
6297 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6298 symbol_is_local.
6299 (Symbol_table::add_from_pluginobj): Likewise.
6300 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6301
d56962d3
DK		 63022010-01-11 Doug Kwan <dougkwan@google.com>
6303
6304 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6305 (incremental_dump_LDADD): Add linking option for libintl.
6306 * Makefile.in: Regenerate.
6307
94e6ee91
L		 63082010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6309
6310 PR gold/11144
6311 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6312 instead of -Ds.
6313 * testsuite/Makefile.in: Regenerated.
6314
e96c574b
DK		 63152010-01-10 Doug Kwan <dougkwan@google.com>
6316
6317 * options.h (DEFINE_var): Use parentheses around argument varname__
6318 in macro body to avoid any unintended subsequent substitutions.
6319
7198066b
ILT		 63202010-01-10 Ian Lance Taylor <iant@google.com>
6321
ba4d53bf
ILT		 6322 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6323 candidates before doing symbol resolution.
6324
7198066b
ILT		 6325 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6326 ODR candidates if only one is weak.
6327
a2beed37
ILT		 63282010-01-08 Ian Lance Taylor <iant@google.com>
6329
6330 * script.cc (Version_script_info::build_expression_list_lookup):
6331 Don't warn about ambiguous version, just record the ambiguity.
6332 (Version_script_info::get_symbol_version_helper): Give error if
6333 version is ambiguous.
6334
2fb7225c
DK		 63352010-01-08 Doug Kwan <dougkwan@google.com>
6336
6337 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6338 prev_data_size_ and prev_addralign_. Remove initializer for
6339 deleted data member has_been_changed_.
6340 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6341 to determine if the table is empty.
6342 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6343 Remove.
6344 (Stub_table::add_reloc_stub): Define method in class definition
6345 instead of just declaring it there.
6346 (Stub_table::add_cortex_a8_stub): New method definition.
6347 (Stub_table::update_data_size_and_addralign): Ditto.
6348 (Stub_table::finalize_stubs): Ditto.
6349 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6350 (Stub_table::do_addralign_): Return address alignment in the
6351 (Stub_table::do_reset_address_and_file_offset): Define method in
6352 class definition instead of declaring it there. Set current data
6353 size to be the data size of the previous pass.
6354 (Stub_table::set_final_data_size): Use current data size as the
6355 final data size.
6356 (Stub_table::relocate_stub): Change parameter type of stub from
6357 Reloc_stub pointer to Stub pointer.
6358 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6359 (Stub_table::Cortex_a8_stub_list): New typedef.
6360 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6361 Stub_table::prev_addralign_): New data member.
6362 (Arm_relobj::Arm_relobj): Initialize data member
6363 section_has_cortex_a8_workaround_.
6364 (Arm_relobj::section_has_cortex_a8_workaround,
6365 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6366 definitions.
6367 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6368 declarations.
6369 (Target_arm::relocate_stub): Change parameter type of stub from
6370 Reloc_stub pointer to Stub pointer.
6371 (Insn_template::size, Insn_template::alignment): Handle
6372 THUMB16_SPECIAL_TYPE.
6373 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6374 Stub_table::update_data_size_and_addralign,
6375 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6376 definitions.
6377 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6378 (Stub_table::do_write): Ditto.
6379 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6380
880cd20d
ILT		 63812010-01-08 Ian Lance Taylor <iant@google.com>
6382
6383 PR 11108
6384 * symtab.h (class Symbol): Remove fields is_target_special_ and
6385 has_plt_offset_. Add field is_defined_in_discarded_section_.
6386 (Symbol::is_defined_in_discarded_section): New function.
6387 (Symbol::set_is_defined_in_discarded_section): New function.
6388 (Symbol::has_plt_offset): Rewrite.
6389 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6390 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6391 Don't initialize is_target_special_ or has_plt_offset_.
6392 Initialize is_defined_in_discarded_section_.
6393 (Symbol_table::add_from_relobj): If appropriate, set
6394 is_defined_in_discarded_section.
6395 * resolve.cc (Symbol::override_base_with_special): Don't test
6396 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6397 * target-reloc.h (relocate_section): Do special handling for
6398 symbols defined in discarded sections for global symbols as well
6399 as local symbols.
6400
2703e3eb
ILT		 64012010-01-08 Ian Lance Taylor <iant@google.com>
6402
6403 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6404 the SHT_SYMTAB case.
6405
339d40a3
ILT		 64062010-01-08 Ian Lance Taylor <iant@google.com>
6407
6408 * object.cc (Sized_relobj::do_layout): Don't get confused if
6409 layout_eh_frame returns NULL.
6410
abecea76
ILT		 64112010-01-08 Ian Lance Taylor <iant@google.com>
6412
6413 PR 11084
6414 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6415 dynamic symbol table, use the normal symbol table.
6416 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6417 symbol table.
6418
6b7dd3f3
ILT		 64192010-01-08 Ian Lance Taylor <iant@google.com>
6420
6421 PR 11072
6422 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6423 sections.
6424
36c50e63
L		 64252010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6426
6427 * version.cc (print_version): Change to "Copyright 2010".
6428
e291e7b9
ILT		 64292010-01-08 Ian Lance Taylor <iant@google.com>
6430
6431 PR 10287
6432 PR 11063
6433 * i386.cc (class Target_i386): Change return type of plt_section
6434 to be non-const.
6435 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6436 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6437 tls_desc_rel_ field.
6438 (Output_data_plt_i386::rel_tls_desc): New function.
6439 (Target_i386::rel_tls_desc_section): New function.
6440 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6441 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6442 R_386_TLS_DESC reloc in rel_tls_desc_section.
6443 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6444 Define struct Tlsdesc_info.
6445 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6446 (Target_x86_64::do_reloc_symbol_index): New function.
6447 (Target_x86_64::add_tlsdesc_info): New function.
6448 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6449 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6450 tlsdesc_rel_ field.
6451 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6452 all callers.
6453 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6454 (Target_x86_64::rela_tlsdesc_section): New function.
6455 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6456 handling.
6457 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6458 (Target_x86_64::do_reloc_addend): New function.
6459 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6460 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6461 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6462 (Output_reloc::type): New function.
6463 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6464 (Output_reloc::is_target_specific): New function.
6465 (Output_reloc::target_arg): New function.
6466 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6467 absolute relocs and target specific relocs.
6468 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6469 add_target_specific.
6470 (class Output_data_reloc) [SHT_RELA]: Likewise.
6471 * output.cc (Output_reloc::Output_reloc): Add four new versions
6472 for absolute relocs and target specific relocs.
6473 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6474 (Output_reloc::get_symbol_index): Likewise.
6475 (Output_reloc::local_section_offset): Check that local_sym_index_
6476 is not TARGET_CODE or 0.
6477 (Output_reloc::symbol_value): Likewise.
6478 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6479 reloc.
6480 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6481 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6482 functions.
6483 * layout.cc (add_target_dynamic_tags): Use output section for
6484 DT_PLTRELSZ and DT_JMPREL.
6485
3a44184e
ILT		 64862010-01-07 Ian Lance Taylor <iant@google.com>
6487
6488 PR 11061
6489 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6490 function.
6491 (class Output_data_reloc_generic): Define.
6492 (class Output_data_reloc_base): Change base class to
6493 Output_data_reloc_generic. Change add() method to call
6494 bump_relative_reloc_count for a relative reloc. Remove
6495 sort_relocs_ field.
6496 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6497 to sort_relocs().
6498 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6499 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6500 appropriate.
6501 * layout.h (class Layout): Update declaration.
6502
ea715a34
ILT		 65032010-01-07 Ian Lance Taylor <iant@google.com>
6504
6505 * output.h (class Output_data): Add const version of
6506 output_section and do_output_section.
6507 (class Output_section_data): Add const version of
6508 do_output_section.
6509 (class Output_section): Likewise.
6510 * layout.cc (Layout::add_target_dynamic_tags): New function.
6511 * layout.h (class Layout): Update declarations.
6512 * arm.cc (Target_arm::do_finalize_sections): Use
6513 add_target_dynamic_tags.
6514 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6515 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6516 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6517 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6518
659948a4
ILT		 65192010-01-07 Ian Lance Taylor <iant@google.com>
6520
6521 PR 11042
6522 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6523 object as needed.
6524
9d3b86f6
ILT		 65252010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6526 Ian Lance Taylor <iant@google.com>
6527
6528 PR 11019
6529 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6530 Xindex::read_symtab_xindex.
6531
bb0d3eb0
DK		 65322010-01-07 Doug Kwan <dougkwan@google.com>
6533
6534 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6535 (Insn_template::thumb16_bcond_insn): New method declaration.
6536 (Insn_template): Fix spelling.
6537 (Stub::thumb16_special): New method declaration.
6538 (Stub::do_write): Define virtual method which was previously pure
6539 virtual.
6540 (Stub::do_thumb16_special): New method declaration.
6541 (Stub::do_fixed_endian_write): New template member.
6542 (Reloc_stub::do_write): Remove.
6543 (Reloc_stub::do_fixed_endian_write): Remove.
6544 (Cortex_a8_stub): New class definition.
6545 (Stub_factory::make_cortex_a8_stub): New method definition.
6546 (Stub_factory::Stub_factory): Add missing static storage class
6547 qualifier for elf32_arm_stub_a8_veneer_blx.
6548
ffeef7df
ILT		 65492010-01-07 Ian Lance Taylor <iant@google.com>
6550
dc3f80fe
ILT		 6551 PR 10980
6552 * options.h (class General_options): Add --warn-unresolved-symbols
6553 and --error-unresolved-symbols.
6554 * errors.cc (Errors::undefined_symbol): Implement
6555 --warn-unresolved-symbols.
6556
ffeef7df
ILT		 6557 * options.h (class General_options): Add -z text and -z textoff.
6558 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6559
f1ec9ded
ST		 65602010-01-06 Sriraman Tallam <tmsriram@google.com>
6561
6562 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6563 (Garbage_collection::cident_sections): New function.
6564 (Garbage_collection::add_cident_section): New function.
6565 (Garbage_collection::cident_sections_): New member.
6566 (gc_process_relocs): Add references to sections whose names are C
6567 identifiers.
6568 * gold.h (cident_section_start_prefix): New constant.
6569 (cident_section_stop_prefix): New constant.
6570 (is_cident): New function.
6571 * layout.cc (Layout::define_section_symbols): Replace string constants
6572 with the newly defined constants.
6573 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6574 C identifiers.
6575 * testsuite/Makefile.am: Add gc_orphan_section_test.
6576 * testsuite/Makefile.in: Regenerate.
6577 * testsuite/gc_orphan_section_test.cc: New file.
6578 * testsuite/gc_orphan_section_test.sh: New file.
6579
6eda8c29
ILT		 65802010-01-06 Ian Lance Taylor <iant@google.com>
6581
b9674e17
ILT		 6582 PR 10980
6583 * options.h (class General_options): Add --warn-shared-textrel.
6584 * layout.cc (Layout::finish_dynamic_section): Implement
6585 --warn-shared-textrel.
6586
6eda8c29
ILT		 6587 PR 10980
6588 * options.h (class General_options): Add --warn-multiple-gp.
6589
32dcd44e
ILT		 65902010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6591
6592 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6593 $(THREADSLIB) and $(LIBDL).
6594 * Makefile.in: Rebuild.
6595
a192ba05
ILT		 65962010-01-06 Ian Lance Taylor <iant@google.com>
6597
6598 PR 10980
6599 * options.cc (General_options::parse_section_start): New function.
6600 (General_options::section_start): New function.
6601 (General_options::General_options): Initialize all members.
6602 * options.h: Include <map>
6603 (class General_options): Add --section-start. Add section_starts_
6604 member.
6605 * layout.cc (Layout::attach_allocated_section_to_segment): If
6606 --section-start was used, set the address of the segment. Remove
6607 local sort_sections.
6608 (Layout::relaxation_loop_body): If the address of the load segment
6609 has been set by --section-start, don't use it.
6610 * output.h (Output_segment::update_flags_for_output_section): New
6611 function.
6612 * output.cc (Output_segment::add_output_section): Call
6613 update_flags_for_output_section.
6614
dde3f402
ILT		 66152010-01-05 Ian Lance Taylor <iant@google.com>
6616
62dfdd4d
ILT		 6617 PR 10980
6618 * options.h (class General_options): Add --undefined-version.
6619 * script.cc (struct Version_expression): Add was_matched_by_symbol
6620 field.
6621 (Version_script_info::matched_symbol): New function.
6622 (Version_script_info::get_symbol_version_helper): Call
6623 matched_symbol.
6624 (Version_script_info::check_unmatched_names): New function.
6625 * script.h (class Version_script_info): Update declarations.
6626 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6627
9c4ae156
ILT		 6628 * options.h (class General_options): Use DEFINE_bool_alias for
6629 allow_multiple_definition.
6630 * resolve.cc (Symbol_table::should_override): Don't test
6631 allow_multiple_definition.
6632
dde3f402
ILT		 6633 PR 10980
6634 * options.h (class General_options): Add --cref.
6635 * main.cc (main): Print cref table if --cref. Don't close mapfile
6636 until after printing cref table.
6637 * cref.cc: Include "symtab.h".
6638 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6639 (Cref_table_compare::operator()): New function.
6640 (Cref_inputs::gather_cref): New function.
6641 (filecol): New static const.
6642 (Cref_inputs::print_cref): New function.
6643 (Cref::print_cref): New function.
6644 * cref.h: Include <cstdio>.
6645 (class Cref): Update declarations.
6646 * mapfile.h (Mapfile::file): New function.
6647 * object.h (class Object): Define Symbols. Declare virtual
6648 do_get_global_symbols.
6649 (Object::get_global_symbols): New function.
6650 * object.cc (Input_objects::add_object): Pass object to cref_ if
6651 --cref.
6652 (Input_objects::archive_start): Likewise.
6653 (Input_objects::archive_stop): Likewise.
6654 (Input_objects::print_cref): New function.
6655 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6656 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6657 --cref.
6658 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6659 function.
6660 * plugin.h (class Sized_pluginobj): Update declarations.
6661
8781f709
ILT		 66622010-01-05 Ian Lance Taylor <iant@google.com>
6663
6664 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6665 to is_default_version. Rename insdef to insdefault.
6666 (Symbol_table::add_from_relobj): Rename def to is_default_version
6667 and local to is_forced_local.
6668 (Symbol_table::add_from_pluginobj): Likewise.
6669 (Symbol_table::add_from_dynobj): Likewise.
6670 (Symbol_table::define_special_symbol): Rename insdef to
6671 insdefault.
6672
fe35d28d
ILT		 66732010-01-04 Ian Lance Taylor <iant@google.com>
6674
30bc8c46
ILT		 6675 PR 10980
6676 * options.h (class General_options): Add
6677 --allow-multiple-definition and -z muldefs.
6678 * resolve.cc (Symbol_table::should_override): Don't warn about a
6679 multiple symbol definition if --allow-multiple-definition or -z
6680 muldefs.
6681
7eaea549
ILT		 6682 PR 10980
6683 * options.h (class General_options): Add --add-needed and
6684 --copy-dt-needed-entries. Tweak --as-needed help entry.
6685 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6686 error if --copy-dt-needed-entries aka --add-needed is used and
6687 would cause a change in behaviour.
6688
fe35d28d
ILT		 6689 PR 10980
6690 * options.h (class General_options): Add -G as a short version of
6691 --shared. Add no-op options -assert, -g, and -i.
6692
55a2bb35
ST		 66932010-01-04 Sriraman Tallam <tmsriram@google.com>
6694
6695 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6696 check for .text or .gnu.linkonce.t sections.
6697 * icf.cc (Icf::find_identical_sections): Ditto.
6698 Change the detection for mangled function name within the section
6699 name.
6700 * icf.h (is_section_foldable_candidate): New function.
6701
719328e1
ILT		 67022009-12-30 Ian Lance Taylor <iant@google.com>
6703
6704 PR 10980
6705 * options.h (class General_options): Permit two dashes with
6706 --retain-symbols-file.
6707
d7bb5745
ILT		 67082009-12-30 Ian Lance Taylor <iant@google.com>
6709
403a15dd
ILT		 6710 PR 10979
6711 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6712 don't put the file header and segment headers in the text
6713 segment.
6714
eda294df
ILT		 6715 PR 10979
6716 * common.cc (Sort_commons::operator()): Stabilize sort when both
6717 entries are NULL.
6718 (Symbol_table::do_allocate_commons_list): When allocating common
6719 symbols, skip a symbol which is no longer common.
6720 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6721 an object before checking its type.
6722 * testsuite/common_test_2.c: New file.
6723 * testsuite/common_test_3.c: New file.
6724 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6725 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6726 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6727 (common_test_2_pic.o, common_test_2.so): New targets.
6728 (common_test_3_pic.o, common_test_3.so): New targets.
6729 * testsuite/Makefile.in: Rebuild.
6730
d7bb5745
ILT		 6731 PR 10979
6732 * script.cc (read_input_script): If we see a new SECTIONS clause,
6733 and we have added an input section, give an error.
6734 * layout.h (class Layout): Add have_added_input_section function.
6735 Add have_added_input_section_ field.
6736 * layout.cc (Layout::Layout): Initialize
6737 have_added_input_section_.
6738 (Layout::layout): Set have_added_input_section_.
6739 (Layout::layout_eh_frame): Likewise.
6740
fc59c572
ILT		 67412009-12-30 Ian Lance Taylor <iant@google.com>
6742
6743 PR 10931
6744 * options.h (class General_options): Add --sort-common option.
6745 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6746 * common.cc (Sort_common): Add sort_order parameter to
6747 constructor. Add sort_order_ field.
6748 (Sort_commons::operator): Check sort_order_.
6749 (Symbol_table::allocate_commons): Determine the sort order.
6750 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6751 Change all callers.
6752 (Symbol_table::do_allocate_commons_list): Likewise.
6753
1c74fab0
ILT		 67542009-12-30 Ian Lance Taylor <iant@google.com>
6755
6756 PR 10916
6757 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6758 symbols from this object, don't change the visibility of an
6759 undefined symbol.
6760 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6761
6affe781
ILT		 67622009-12-30 Ian Lance Taylor <iant@google.com>
6763
6764 PR 10861
6765 * script.h (class Version_script_info): Define Language enum.
6766 Update declarations. Define Glob, Exact, and Lookup types. Add
6767 new fields globals_, locals_, and is_finalized_.
6768 * script.cc: Various formatting fixes.
6769 (class Parser_closure): Change language_stack_ from a vector of
6770 std::string to one of Version_script_info::Language. Adjust all
6771 uses accordingly.
6772 (class Lazy_demangler): Remove.
6773 (struct Version_expression): Change language from std::string to
6774 Version_script_info::Language.
6775 (Version_script_info::Version_script_info): New function.
6776 (Version_script_info::~Version_script_info): Don't call clear.
6777 (Version_script_info::finalize): New function.
6778 (Version_script_info::build_lookup_tables): New function.
6779 (Version_script_info::build_expression_list_lookup): New
6780 function.
6781 (Version_script_info::get_symbol_version_helper): Rewrite to use
6782 lookup tables.
6783 (Version_script_info::print_expression_list): Adjust to use
6784 Version_script_info::Language.
6785 (script_push_lex_into_version_mode): Check that the version script
6786 has not been finalized.
6787 (version_script_push_lang): Change language string to
6788 Version_script_info::Language.
6789 * options.cc (Command_line::version_script): New function.
6790 * options.h (class General_options): Add finalize_dynamic_list
6791 function. Change version_script from declaration to definition.
6792 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6793 * testsuite/version_script.map: Remove duplicate def of foo.
6794 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6795 version_script.map.
6796 * testsuite/Makefile.in: Rebuild.
6797
818bf354
ILT		 67982009-12-30 Ian Lance Taylor <iant@google.com>
6799
6800 PR 10843
6801 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6802 if the input symbol index is 0, make the output symbol index 0.
6803
ebcc8304
ILT		 68042009-12-30 Ian Lance Taylor <iant@google.com>
6805
6806 PR 10670
6807 * options.h (class General_options): Add -x/--discard-all.
6808 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6809 --discard-all. If the local symbol needs a dynamic entry, check
6810 that before handling --discard-locals.
6811
176fe33f
ILT		 68122009-12-30 Ian Lance Taylor <iant@google.com>
6813
bb321bb1
ILT		 6814 PR 10450
6815 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6816 flags to PF_R.
6817 (Output_segment::add_output_section): Don't change the flags if
6818 the type is PT_TLS.
6819
176fe33f
ILT		 6820 PR 10450
6821 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6822 GNU hash table if they need a dynamic value. Otherwise, don't add
6823 them if they are defined in a dynamic object or are forced local.
6824
e8cd95c7
ILT		 68252009-12-29 Ian Lance Taylor <iant@google.com>
6826
1b81fb71
ILT		 6827 PR 10450
6828 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6829 .gnu.hash table for a 32-bit target.
6830
8d6d383d
ILT		 6831 PR 10450
6832 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6833 regular and a dynamic object only needs a dynamic symbol table
6834 entry if it is externally visible.
6835
e785ec03
ILT		 6836 PR 10450
6837 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6838 constructor. Add global_offset_table_ field.
6839 (Target_i386::got_section): Set global_offset_table_.
6840 (Target_i386::do_finalize_sections): Set global_offset_table_
6841 size.
6842 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6843 in constructor. Add global_offset_table_ field.
6844 (Target_x86_64::got_section): Set global_offset_table_.
6845 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6846 size.
6847
1a2dff53
ILT		 6848 * layout.cc (Layout::Layout): Initialize increase_relro_.
6849 (Layout::get_output_section): Add is_relro, is_last_relro, and
6850 is_first_non_relro parameters. Change all callers.
6851 (Layout::choose_output_section): Likewise.
6852 (Layout::add_output_section_data): Likewise.
6853 (Layout::make_output_section): Likewise.
6854 (Layout::set_segment_offsets): Clear increase_relro when using a
6855 linker script.
6856 * layout.h (class Layout): Add increase_relro method. Add
6857 increase_relro_ field. Update declarations.
6858 * output.cc (Output_section::Output_section): Initialize
6859 is_last_relro_ and is_first_non_relro_.
6860 (Output_segment::add_output_section): Group relro sections is
6861 do_sort is true. Handle is_last_relro and is_first_non_relro.
6862 (Output_segment::maximum_alignment): Remove relro handling.
6863 (Output_segment::set_section_addresses): Add increase_relro
6864 parameter. Change all callers. Add initial alignment to align
6865 relro sections on separate page. Remove old relro handling.
6866 (Output_segment::set_section_list_addresses): Remove in_relro
6867 parameter. Change all callers.
6868 (Output_segment::set_offset): Add increase parameter. Change all
6869 callers. Remove old relro handling.
6870 * output.h (class Output_section): Add new methods: is_last_relro,
6871 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6872 Add is_last_relro_ and is_first_non_relro_ fields.
6873 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6874 Create separate .got.plt section. Call increase_relro.
6875 * x86_64.cc (Target_x86_64::got_section): Likewise.
6876 * testsuite/relro_script_test.t: Add .got.plt.
6877
f0ba79e2
ILT		 6878 PR 10450
6879 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6880 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6881 (Layout::finalize): Call set_dynamic_symbol_size.
6882 (Layout::set_dynamic_symbol_size): New function.
6883 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6884 set_dynamic_symbol_size.
6885
e8cd95c7
ILT		 6886 PR 10450
6887 * output.h (class Output_section): Add is_entsize_zero_ field.
6888 * output.cc (Output_section::Output_section): Initialize
6889 is_entsize_zero_.
6890 (Output_section::set_entsize): If two different entsizes are
6891 requested, force it to zero.
6892 (Output_section::add_input_section): Set flags for .debug_str
6893 before updating section flags. Set entsize.
6894 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6895 and SHF_STRING if all input sections have those flags.
6896
3e1b9a8a
RÁE		 68972009-12-29 Rafael Espindola <espindola@google.com>
6898
6899 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6900 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6901 reporting.
3e1b9a8a 6902
3dcad376
ST		 69032009-12-29 Sriraman Tallam <tmsriram@google.com>
6904
6905 * options.cc (General_options::parse_version): Allow -v to exit
6906 without an error if there is nothing to link.
6907
084e2665
ILT		 69082009-12-29 Ian Lance Taylor <iant@google.com>
6909
6910 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6911 using a version of gcc before 4.1.
6912 * configure: Rebuild.
6913
250acde3
CD		 69142009-12-28 Chris Demetriou <cgd@google.com>
6915
6916 * attributes.cc (Output_attributes_section_data::do_write): Use
6917 std::vector::front rather than std::vector::data.
6918
99fff23b
ILT		 69192009-12-28 Ian Lance Taylor <iant@google.com>
6920
6921 * symtab.h (class Symbol_table): Add enum Defined.
6922 * resolve.cc (Symbol_table::should_override): Add defined
6923 parameter. Change all callers. Test whether object is NULL
6924 before calling a method on it.
6925 (Symbol_table::report_resolve_problem): Add defined parameter.
6926 Change all callers.
6927 (Symbol_table::should_override_with_special): Likewise.
6928 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6929 parameter. Change all callers.
6930 (Symbol_table::do_define_in_output_data): Likewise.
6931 (Symbol_table::define_in_output_segment): Likewise.
6932 (Symbol_table::do_define_in_output_segment): Likewise.
6933 (Symbol_table::define_as_constant): Likewise.
6934 (Symbol_table::do_define_as_constant): Likewise.
6935 * script.h (class Symbol_assignment): Add is_defsym parameter to
6936 constructor; change all callers.
6937 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6938 parameter. Change all callers. Add is_defsym_ field.
6939 (class Parser_closure): Add parsing_defsym parameter to
6940 constructor; change all callers. Add parsing_defsym accessor
6941 function. Add parsing_defsym_ field.
6942
556bd683
ILT		 69432009-12-28 Ian Lance Taylor <iant@google.com>
6944
6945 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6946 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6947
1782c879
ILT		 69482009-12-23 Ian Lance Taylor <iant@google.com>
6949
6950 * i386.cc (Target_i386::do_calls_non_split): Recognize
6951 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6952 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6953 -fsplit-stack prologue when using %r11.
1782c879 6954
329ca2b1
ST		 69552009-12-21 Sriraman Tallam <tmsriram@google.com>
6956
6957 * options.cc (General_options::parse_version): Make -v continue and do
6958 the link like GNU ld does.
6959
d675ff46
RÁE		 69602009-12-17 Rafael Avila de Espindola <espindola@google.com>
6961
6962 * Makefile.am (CCFILES): Add timer.cc.
6963 (HFILES): Add timer.h.
6964 * configure.ac: Check for sysconf and times.
6965 * main.cc: include timer.h.
6966 (main): Use Timer instead of get_run_time.
6967 * timer.cc: New.
6968 * timer.h: New.
6969 * workqueue.cc: include timer.h.
6970 (Workqueue::find_and_run_task):
6971 Report user, sys and wall time.
6972 * Makefile.in: Regenerate.
6973 * config.in: Regenerate.
6974 * configure: Regenerate.
6975
d6344fb5
DK		 69762009-12-16 Doug Kwan <dougkwan@google.com>
6977
6978 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6979 sections.
6980 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6981 relaxed input sections.
6982 * output.cc (Output_section::find_relaxed_input_section): Change
6983 return type to Output_relaxed_input_section pointer. Adjust code
6984 for new type of relaxed_input_section_map_.
6985 * output.h (Output_section::find_relaxed_input_section): Change
6986 return type to Output_relaxed_input_section pointer.
6987 (Output_section::Output_relaxed_input_section_by_input_section_map):
6988 New type.
6989 (Output_section::relaxed_input_section_map_): Change type to
6990 Output_section::Output_relaxed_input_section_by_input_section_map.
6991 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6992 input section.
6993
0e0d5469
ILT		 69942009-12-15 Ian Lance Taylor <iant@google.com>
6995
6996 * layout.cc (Layout::create_shstrtab): Only write out after input
6997 sections if we are compressing debug sections.
6998
0649a889
ILT		 69992009-12-15 Ian Lance Taylor <iant@google.com>
7000
7001 * archive.cc (Archive::add_symbols): Only look up a symbol without
7002 a version if there is, in fact, a version.
7003
2ea97941
ILT		 70042009-12-14 Ian Lance Taylor <iant@google.com>
7005
7006 Revert -Wshadow changes, all changes from:
7007 2009-12-11 Doug Kwan <dougkwan@google.com>
7008 2009-12-11 Nick Clifton <nickc@redhat.com>
7009 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7010
b0eec2cc
DK		 70112009-12-11 Doug Kwan <dougkwan@google.com>
7012
7013 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7014 due to -Wshadow.
7015 * attributes.cc (Object_attribute::size): Ditto.
7016 (Attributes_section_data::size): Ditto.
7017 (Attributes_section_data::Attributes_section_data): Ditto.
7018 (Output_attributes_section_data::do_write): Ditto.
7019 * attributes.h (Object_attribute::set_type): Ditto.
7020 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7021
91d6fa6a
NC		 70222009-12-11 Nick Clifton <nickc@redhat.com>
7023
7024 * archive.cc: Fix shadowed variable warnings.
7025 * arm.cc: Likewise.
7026 * compressed_output.cc: Likewise.
7027 * compressed_output.h: Likewise.
7028 * configure: Likewise.
7029 * dwarf_reader.cc: Likewise.
7030 * dynobj.cc: Likewise.
7031 * dynobj.h: Likewise.
7032 * ehframe.cc: Likewise.
7033 * ehframe.h: Likewise.
7034 * errors.cc: Likewise.
7035 * expression.cc: Likewise.
7036 * fileread.cc: Likewise.
7037 * fileread.h: Likewise.
7038 * freebsd.h: Likewise.
7039 * i386.cc: Likewise.
7040 * icf.cc: Likewise.
7041 * incremental.h: Likewise.
7042 * layout.cc: Likewise.
7043 * layout.h: Likewise.
7044 * mapfile.cc: Likewise.
7045 * merge.cc: Likewise.
7046 * merge.h: Likewise.
7047 * object.cc: Likewise.
7048 * object.h: Likewise.
7049 * options.h: Likewise.
7050 * output.cc: Likewise.
7051 * output.h: Likewise.
7052 * parameters.cc: Likewise.
7053 * plugin.cc: Likewise.
7054 * powerpc.cc: Likewise.
7055 * reduced_debug_output.cc: Likewise.
7056 * reduced_debug_output.h: Likewise.
7057 * reloc.cc: Likewise.
7058 * reloc.h: Likewise.
7059 * resolve.cc: Likewise.
7060 * script-sections.cc: Likewise.
7061 * script.cc: Likewise.
7062 * script.h: Likewise.
7063 * sparc.cc: Likewise.
7064 * symtab.cc: Likewise.
7065 * symtab.h: Likewise.
7066 * target-select.cc: Likewise.
7067 * target-select.h: Likewise.
7068 * token.h: Likewise.
7069 * workqueue.cc: Likewise.
7070 * workqueue.h: Likewise.
7071 * x86_64.cc: Likewise.
7072
a0351a69
DK		 70732009-12-10 Doug Kwan <dougkwan@google.com>
7074
7075 * arm.cc (attributes.h): New include.
7076 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7077 (Arm_relobj::~Arm_relobj): Delete object pointed by
7078 attributes_section_data_.
7079 (Arm_relobj::attributes_section_data): New method definition.
7080 (Arm_relobj::attributes_section_data_): New data member declaration.
7081 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7082 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7083 attributes_section_data_.
7084 (Arm_dynobj::attributes_section_data): New method definition.
7085 (Arm_dynobj::attributes_section_data_): New data member declaration.
7086 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7087 initialization value of may_use_blx_ to false.
7088 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7089 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7090 object attributes to compute results instead of hard-coding.
7091 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7092 Target_arm::get_secondary_compatible_arch,
7093 Target_arm::set_secondary_compatible_arch
7094 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7095 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7096 New method declarations.
7097 (Target_arm::get_aeabi_object_attribute): New method definition.
7098 (Target_arm::attributes_section_data_): New data member declaration.
7099 (read_arm_attributes_section): New template definition.
7100 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7101 (Arm_dynobj::do_read_symbols): Ditto.
7102 (Target_arm::do_finalize_sections): Merge attributes sections from
7103 input. Check for BLX use after attributes section merging.
7104 Fix __exidx_start and __exidx_end visibility. Create an
7105 .ARM.attributes section if necessary.
7106 (Target_arm::get_secondary_compatible_arch,
7107 Target_arm::set_secondary_compatible_arch,
7108 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7109 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7110 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7111 New method definitions.
7112
b59befec
ILT		 71132009-12-09 Ian Lance Taylor <iant@google.com>
7114
7115 * plugin.cc (Plugin::load): Don't cast from void* to a function
7116 pointer.
7117
1276bc89
ILT		 71182009-12-09 Ian Lance Taylor <iant@google.com>
7119
7120 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7121 information fields.
7122
2f2de248
L		 71232009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7124
7125 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7126 Replace two_file_shared_1.so with two_file_shared_2.so.
7127 * testsuite/Makefile.in: Regenerated.
7128
4f787271
DK		 71292009-12-08 Doug Kwan <dougkwan@google.com>
7130
7131 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7132 (HFILES): Add attributes.h and int_encoding.h.
7133 * Makefile.in: Regenerate.
7134 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7135 function definitions to int_encoding.cc
7136 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7137 prototypes to int_encoding.h
7138 * reduced_debug_output.cc (int_encoding.h): New include.
7139 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7140 function definitions to int_encoding.cc
7141 (insert_into_vector, read_from_pointer): Move template definitions to
7142 int_encoding.h
7143 * attributes.cc: New file.
7144 * attributes.h: New file.
7145 * int_encoding.cc: New file.
7146 * int_encoding.h: New file.
7147
20b52f1a
RÁE		 71482009-12-07 Rafael Avila de Espindola <espindola@google.com>
7149
7150 PR gold/11055
7151 * incremental-dump.cc (dump_incremental_inputs): New.
7152 (main): Use dump_incremental_inputs.
7153
53d7974c
L		 71542009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7155
7156 PR gold/10893
7157 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7158 checking elfcpp::STT_FUNC.
7159 (Target_i386::Relocate::relocate): Likewise.
7160 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7161
7162 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7163 symbols from shared libraries into normal FUNC symbols.
7164
7165 * symtab.h (Symbol): Add is_func and use it.
7166
05a352e6
DK		 71672009-12-05 Doug Kwan <dougkwan@google.com>
7168
7169 * arm.cc (Target_arm::arm_info): Initialize new fields
7170 attributes_section and attributes_vendor.
7171 * i386.cc (Target_i386::i386_info): Same.
7172 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7173 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7174 fields attributes_section and attributes_vendor.
53d7974c 7175 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7176 * target.h (Target::attributes_section, Target::attributes_vendor,
7177 Target::is_attributes_section, Target::attribute_arg_type,
7178 Target::attributes_order): New method definitions.
7179 (Target::Target_info::attributes_section,
7180 Target::Target_info::attributes_vendor): New fields.
7181 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7182 virtual method definitions.
7183 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7184 attributes_section and attributes_vendor.
7185 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7186
f4e5969c
DK		 71872009-12-05 Doug Kwan <dougkwan@google.com>
7188
7189 * arm.cc: Update comments about interworking and stub generation.
7190 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7191 considered as non-PIC.
7192 (Arm_relocate_functions::base_abs): Fix formatting.
7193 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7194 of function to use GOT entry address instead of offset.
7195 (Target_arm::Scan::global): Issue an error if a symbol would need a
7196 PLT does not get one because it is untyped. Remove code to create
7197 dynamic symbols for relative branches.
7198 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7199 takes unsigned integer instead of boolean.
7200
1abce4a6
L		 72012009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7202
7203 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7204 (two_file_test_LDADD): Likewise.
7205 (common_test_1_LDADD): Likewise.
7206 (exception_test_LDADD) Likewise.
7207 (weak_test_LDADD): Likewise.
7208 (many_sections_test_LDADD): Likewise.
7209 (initpri1_LDADD): Likewise.
7210 (script_test_1_LDADD): Likewise.
7211 (script_test_2_LDADD): Likewise.
7212 (justsyms_LDADD): Likewise.
7213 (binary_test_LDADD): Likewise.
7214 (large_LDADD): Likewise.
7215 * testsuite/Makefile.in: Regenerated.
7216
adcf2816 72172009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7218
adcf2816
L		 7219 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7220 (Symbol_table::override_with_special): Likewise.
7221 (Symbol_table::add_from_object): Likewise.
7222
28e67f5d
RÁE		 72232009-12-04 Rafael Avila de Espindola <espindola@google.com>
7224
7225 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7226 Don't set the data_offset twice.
7227
ae10a101
RÁE		 72282009-12-04 Rafael Avila de Espindola <espindola@google.com>
7229
7230 * testsuite/Makefile.in: Regenerate.
7231
f59f41f3
DK		 72322009-12-03 Doug Kwan <dougkwan@google.com>
7233
7234 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7235 (Target_arm::do_finalize_sections): Add parameter for symbol table
7236 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7237 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7238 parameter for symbol table pointer.
7239 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7240 an additional parameter for a pointer to symbol table.
7241 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7242 parameter for a symbol table pointer.
7243 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7244 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7245 Ditto.
7246 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7247 parameter for a symbol table pointer.
7248
ca55d848
RÁE		 72492009-12-03 Rafael Avila de Espindola <espindola@google.com>
7250
7251 * incremental.cc (Incremental_inputs_header)
7252 (Incremental_inputs_header_write, Incremental_inputs_entry)
7253 (Incremental_inputs_entry_write): Move ...
7254 * incremental.h (Incremental_inputs_header)
7255 (Incremental_inputs_header_write, Incremental_inputs_entry)
7256 (Incremental_inputs_entry_write): here.
7257
3aec4f9c
RÁE		 72582009-12-02 Rafael Avila de Espindola <espindola@google.com>
7259
7260 * incremental.cc (make_sized_incremental_binary): Set the target.
7261 Error if it is incompatible.
7262 * output.h (Output_file): Add filename method.
7263
9c0ae74d
RÁE		 72642009-12-02 Rafael Avila de Espindola <espindola@google.com>
7265
7266 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7267 from the get_* methods.
7268
a45500ae
RÁE		 72692009-12-02 Rafael Avila de Espindola <espindola@google.com>
7270
7271 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7272 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7273 Write 0 for the data_offset of scripts.
7274
325e6408
RÁE		 72752009-12-02 Rafael Avila de Espindola <espindola@google.com>
7276
7277 * testsuite/Makefile.am: Add the incremental_test.sh test.
7278 * testsuite/incremental_test.sh: New.
7279 * testsuite/incremental_test_1.c: New.
7280 * testsuite/incremental_test_2.c: New.
7281
954c3e2e
RÁE		 72822009-12-01 Rafael Avila de Espindola <espindola@google.com>
7283
7284 * incremental-dump.cc (main): Fix typos.
7285
f8086623
RÁE		 72862009-11-27 Rafael Avila de Espindola <espindola@google.com>
7287
7288 PR gold/11025
7289 * incremental-dump.cc (main): Use llu to print 64 bit values.
7290
3b0dd6ac
L		 72912009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7292 H.J. Lu <hongjiu.lu@intel.com>
7293
7294 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7295 $(LIBDL).
7296 (incremental_dump_LDADD): Likewise.
7297 * Makefile.in: Regenerated.
7298
a6d1ef57 72992009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7300
a6d1ef57
DK		 7301 Revert:
7302
7303 2009-11-25 Doug Kwan <dougkwan@google.com>
7304
7305 * arm.cc (Target_arm::Target_arm): Move method definition
7306 outside of class definition. Add code to handle
7307 --target1-rel, --target1-abs and --target2= options.
7308 (Target_arm::get_reloc_reloc_type): Change method to be
7309 non-static and const.
7310 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7311 New data member declaration.
7312 (Target_arm::Scan::local, Target_arm::Scan::global,
7313 Target_arm::Relocate::relocate,
7314 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7315 Adjust call to Target_arm::get_real_reloc_type.
7316 (Target_arm::get_real_reloc_type): Use command line options
7317 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7318 * options.h (--target1-rel, --target1-abs, --target2): New
7319 ARM-only options.
7320
50aeb7d4
DK		 73212009-11-25 Doug Kwan <dougkwan@google.com>
7322
7323 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7324 class definition. Add code to handle --target1-rel, --target1-abs
7325 and --target2= options.
7326 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7327 and const.
7328 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7329 member declaration.
7330 (Target_arm::Scan::local, Target_arm::Scan::global,
7331 Target_arm::Relocate::relocate,
7332 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7333 call to Target_arm::get_real_reloc_type.
7334 (Target_arm::get_real_reloc_type): Use command line options to
7335 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7336 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7337 options.
7338
51938283
DK		 73392009-11-25 Doug Kwan <dougkwan@google.com>
7340
7341 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7342 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7343 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7344 formatting.
7345 (Arm_relocate_functions::thm_call): Replace body with a call to
7346 Arm_relocate_functions::thumb_branch_common.
7347 (Arm_relocate_functions::thm_jump24,
7348 Arm_relocate_functions::thm_xpc22): New method definitions.
7349 (Arm_relocate_functions::thumb_branch_common): New method definition.
7350 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7351 operator.
7352 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7353 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7354
e2b8f3c4
RÁE		 73552009-11-24 Rafael Avila de Espindola <espindola@google.com>
7356
7357 * Makefile.am: Build incremental-dump
7358 * Makefile.in: Regenerate.
7359 * incremental-dump.cc: New.
7360 * incremental.cc (Incremental_inputs_header_data,
7361 Incremental_inputs_entry_data): Move to incremental.h
7362 * incremental.h: (Incremental_inputs_header_data,
7363 Incremental_inputs_entry_data): Move from incremental.cc
7364
bcba9aec
RÁE		 73652009-11-24 Rafael Avila de Espindola <espindola@google.com>
7366
7367 * incremental.cc (Incremental_inputs_header,
7368 Incremental_inputs_header_write, Incremental_inputs_entry,
7369 Incremental_inputs_entry_write): Add a typedef with the data type.
7370
7c3afe08
RÁE		 73712009-11-24 Rafael Avila de Espindola <espindola@google.com>
7372
7373 * incremental.cc (Incremental_inputs_header,
7374 Incremental_inputs_header_write, Incremental_inputs_entry,
7375 Incremental_inputs_entry_write): Update comment about which
7376 type has the filed descriptions.
7377
d204b6e9
DK		 73782009-11-15 Doug Kwan <dougkwan@google.com>
7379
7380 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7381 (Arm_relocate_functions::arm_branch_common): Change method defintion
7382 in class definition to a method declaration and update list of formal
7383 parameters.
7384 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7385 Arm_relocation_functions::jump24): Adjust call to
7386 Arm_relocate_functions::arm_branch_common. Update list of formal
7387 parameters.
7388 (Arm_relocate_functions::xpc25): New method definition.
7389 (Arm_relocate_functions::arm_branch_common): Move method defintion
7390 out from class definition. Use stubs for mode-switching and extending
7391 branch ranges.
7392 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7393 specially. Change code to enable use of stubs in ARM branches.
7394
43d12afe
DK		 73952009-11-10 Doug Kwan <dougkwan@google.com>
7396
7397 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7398 in method declaration.
7399 (Target_arm::relocate_stub): New method declaration.
7400 (Target_arm::default_target): Change to return a pointer instead of
7401 a const reference.
7402 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7403 Target_arm::default_target.
7404 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7405 method definition.
7406 (Target_arm::relocate_section): Adjust view.
7407 (Target_arm::relocate_stub): New method definition.
7408
ac33a407
DK		 74092009-11-10 Doug Kwan <dougkwan@google.com>
7410
7411 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7412 a format warning.
7413 * incremental.cc (open_incremental_binary): Initialized local
7414 variables to avoid warnings.
7415 * object.cc (make_elf_object): Ditto.
7416 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7417 a format warning.
e1df38aa 7418
88ee28e9
L		 7419009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7420
7421 PR gold/10930
7422 * testsuite/plugin_test.c: Include "config.h".
7423
2daedcd6
DK		 74242009-11-09 Doug Kwan <dougkwan@google.com>
7425
7426 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7427 (arm_symbol_value): Remove.
7428 (Arm_relocate_functions::arm_branch_common,
7429 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7430 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7431 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7432 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7433 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7434 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7435 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7436 Arm_relocate_functions::thm_mobw_abs_nc,
7437 Arm_relocate_functions::thm_mov_abs,
7438 Arm_relocate_functions::movw_prel_nc,
7439 Arm_relocate_functions::thm_movt_abs,
7440 Arm_relocate_functions::movt_prel,
7441 Arm_relocate_functions::thm_movw_prel_nc,
7442 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7443 (Target_arm::Relocate::relocate): Only decompose address into two
7444 parts if relocation type uses the thumb-bit and pass the actual
7445 bit instead of a flag indicating that the thumb-bit is used. Adjust
7446 calls to methods in Arm_relocate_functions for this change.
7447
1276bc89 74482009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7449
7450 PR 10925
7451 * reloc.cc: Instantiate
7452 Sized_relobj::initialize_input_to_output_maps and
7453 Sized_relobj:free_input_to_output_maps.
7454
e53ad1b5
ILT		 74552009-11-06 Ian Lance Taylor <iant@google.com>
7456
7457 PR 10876
7458 * defstd.cc (in_segment): Set only_if_ref true for "end".
7459
eb44217c
DK		 74602009-11-06 Doug Kwan <dougkwan@google.com>
7461
7462 * arm.cc (class Reloc_stub): Correct a comment.
7463 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7464 (Target_arm::scan_section_for_stubs): New method declaration.
7465 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7466 Change methods from private to protected.
7467 (Target_arm::do_may_relax): New method definition.
7468 (Target_arm::do_relax, Target_arm::group_sections,
7469 Target_arm::scan_reloc_for_stub,
7470 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7471 (Target_arm::arm_input_section_map_): New data member declaration.
7472 (Target_arm::scan_reloc_for_stub,
7473 Target_arm::scan_reloc_section_for_stubs,
7474 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7475 Target_arm::do_relax): New method definitions.
7476
5d329b7d
ILT		 74772009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7478
7479 * configure.ac: Check for (struct stat)::st_mtim
7480 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7481 * config.in: Regenerate.
7482 * configure: Regenerate.
7483
96a0d71b
ILT		 74842009-11-05 Ian Lance Taylor <iant@google.com>
7485
7486 PR 10910
7487 * output.cc (Output_segment::add_output_section): Add missing
7488 return statement.
7489
594c8e5e
ILT		 74902009-11-04 Ian Lance Taylor <iant@google.com>
7491
7492 PR 10880
7493 * object.h (class Object): Add is_needed and set_is_needed
7494 methods. Add is_needed_ field. Make bool fields into bitfields.
7495 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7496 defined in a dynamic object and referenced by a regular object,
7497 set is_needed for the dynamic object.
7498 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7499 if the file is marked with as_needed and it is not needed.
7500
22b127cc
ILT		 75012009-11-04 Ian Lance Taylor <iant@google.com>
7502
7503 PR 10887
7504 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7505 tags if data is discarded by linker script.
7506 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7507 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7508 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7509 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7510
f5c870d2
ILT		 75112009-11-04 Ian Lance Taylor <iant@google.com>
7512
7513 * layout.cc (Layout::get_output_section): Add is_interp and
7514 is_dynamic_linker_section parameters. Change all callers.
7515 (Layout::choose_output_section): Likewise.
7516 (Layout::make_output_section): Likewise.
7517 (Layout::add_output_section_data): Add is_dynamic_linker_section
7518 parameter. Change all callers.
7519 * layout.h (class Layout): Update declarations.
7520 * output.h (class Output_section): Add is_interp, set_is_interp,
7521 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7522 Add is_interp_, is_dynamic_linker_section_ fields. Change
7523 generate_code_fills_at_write_ to a bitfield.
7524 * output.cc (Output_section::Output_sections): Initialize new
7525 fields.
7526 (Output_segment::add_output_section): Add do_sort parameter.
7527 Change all callers.
7528
1ae4d23b
ILT		 75292009-11-03 Ian Lance Taylor <iant@google.com>
7530
7531 PR 10860
7532 * options.h (class General_options): Add --warn-common.
7533 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7534 merging two common symbols.
7535 (Symbol_table::should_override): Handle --warn-common when merging
7536 a common symbol with a defined symbol. Use report_resolve_problem
7537 for multiple definitions.
7538 (Symbol_table::report_resolve_problem): New function.
7539 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7540
55da9579
DK		 75412009-11-03 Doug Kwan <dougkwan@google.com>
7542
7543 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7544 stub_factory_.
7545 (Target_arm::stub_factory): New method definition.
7546 (Target_arm::new_arm_input_section,
7547 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7548 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7549 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7550 New type definitions.
7551 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7552 member declarations.
7553 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7554 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7555 New method definitions.
7556
37a9ac43
ILT		 75572009-11-03 Ian Lance Taylor <iant@google.com>
7558
7559 * options.h (class General_options): Add --warn_constructors.
7560
b3d6a3d4
ILT		 75612009-11-03 Ian Lance Taylor <iant@google.com>
7562
7563 PR 10893
7564 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7565 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7566
934b01dd
ILT		 75672009-11-03 Ian Lance Taylor <iant@google.com>
7568
7569 PR 10895
7570 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7571 --msgid-bugs-address.
7572 (install-pdf): New target.
7573 (install-data_yes): Look up one directory to find mkinstalldirs.
7574
03c1939b
L		 75752009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7576
7577 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7578 tree.
7579
ebd95253
DK		 75802009-10-30 Doug Kwan <dougkwan@google.com>
7581
7582 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7583
e9bbb538
DK		 75842009-10-30 Doug Kwan <dougkwan@google.com>
7585
7586 * arm.cc (Stub_addend_reader): New struct template definition
7587 and partial specializations.
7588 (Stub_addend_reader::operator()): New method definition for a
7589 partially specialized template.
7590
d5b40221
DK		 75912009-10-30 Doug Kwan <dougkwan@google.com>
7592
7593 * arm.cc (Arm_relobj::processor_specific_flags): New method
7594 definition.
7595 (Arm_relobj::do_read_symbols): New method declaration.
7596 (Arm_relobj::processor_specific_flags_): New data member declaration.
7597 (Arm_dynobj): New class definition.
7598 (Target_arm::do_finalize_sections): Add input_objects parameter.
7599 (Target_arm::do_adjust_elf_header): New method declaration.
7600 (Target_arm::are_eabi_versions_compatible,
7601 (Target_arm::merge_processor_specific_flags): New method declaration.
7602 (Target_arm::do_make_elf_object): New overloaded method definitions
7603 and declaration.
7604 (Arm_relobj::do_read_symbols): New method definition.
7605 (Arm_dynobj::do_read_symbols): Ditto.
7606 (Target_arm::do_finalize_sections): Add input_objects parameters.
7607 Merge processor-specific flags from all input objects.
7608 (Target_arm::are_eabi_versions_compatible,
7609 Target_arm::merge_processor_specific_flags,
7610 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7611 New method definitions.
7612 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7613 Input_objects pointer type parameter.
7614 * layout.cc (Layout::finalize): Pass input objects to target's.
7615 finalize_sections function.
7616 * output.cc (Output_file_header::do_sized_write): Set ELF file
7617 header's processor-specific flags.
7618 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7619 Input_objects pointer type parameter.
7620 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7621 * target.h (Input_objects): New forward class declaration.
7622 (Target::processor_specific_flags,
7623 Target::are_processor_specific_flags_sect): New method definitions.
7624 (Target::finalize_sections): Add input_objects parameter.
7625 (Target::Target): Initialize processor_specific_flags_ and
7626 are_processor_specific_flags_set_.
7627 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7628 parameter.
7629 (Target::set_processor_specific_flags): New method definition.
7630 (Target::processor_specific_flags_,
7631 Target::are_processor_specific_flags_set_): New data member
7632 declarations.
7633 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7634 Input_objects pointer type parameter.
7635
ebabffbd
DK		 76362009-10-30 Doug Kwan <dougkwan@google.com>
7637
7638 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7639
ad0f2072
ILT		 76402009-10-28 Ian Lance Taylor <iant@google.com>
7641
7642 * object.h (class Relobj): Drop options parameter from
7643 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7644 do_scan_relocs, do_relocate. Change all callers.
7645 (class Sized_relobj): Drop options parameters from
7646 do_gc_process_relocs, do_scan_relocs, do_relocate,
7647 do_relocate_sections, relocate_sections, emit_relocs_scan,
7648 emit_relocs_scan_reltype. Change all callers.
7649 (struct Relocate_info): Remove options field and all references to
7650 it.
7651 * reloc.h (class Read_relocs): Remove options constructor
7652 parameter and options_ field. Change all callers.
7653 (class Gc_process_relocs, class Scan_relocs): Likewise.
7654 (class Relocate_task): Likewise.
7655 * target-reloc.h (scan_relocs): Remove options parameter. Change
7656 all callers.
7657 (scan_relocatable_relocs): Likewise.
7658 * target.h (class Sized_target): Remove options parameter from
7659 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7660 all callers.
7661 * gc.h (gc_process_relocs): Remove options parameter. Change all
7662 callers.
7663 * arm.cc: Update functions to remove options parameters.
7664 * i386.cc: Likewise.
7665 * powerpc.cc: Likewise.
7666 * sparc.cc: Likewise.
7667 * x86_64.cc: Likewise.
7668 * testsuite/testfile.cc: Likewise.
7669
8ffa3667
DK		 76702009-10-28 Doug Kwan <dougkwan@google.com>
7671
7672 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7673 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7674 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7675 New method definitions.
7676
40f36857
CC		 76772009-10-28 Cary Coutant <ccoutant@google.com>
7678
7679 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7680 (Plugin::cleanup_done_): New member.
7681 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7682 (Plugin_manager::cleanup_done_): Remove.
7683 (Plugin_manager::add_input_file): Edit error message.
7684 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7685 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7686
2c849493
ILT		 76872009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7688
7689 * fileread.cc: (File_read::View::~View): Use the new
7690 data_ownership_ filed.
7691 (File_read::~File_read): Dispose the new whole_file_view_.
7692 (File_read::open): Mmap the whole file if needed.
7693 (File_read::open): Use whole_file_view_ instead of contents_.
7694 (File_read::find_view): Use whole_file_view_ if applicable.
7695 (File_read::do_read): Use whole_file_view_ instead of contents_.
7696 (File_read::make_view): Use whole_file_view_ instead of contents_,
7697 update File_read::View::View call.
7698 (File_read::find_or_make_view): Update File_read::View::View
7699 call.
7700 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7701 remove contents_
7702 (File_read::View::Data_ownership): New enum.
7703 (File_read::View::View): Replace bool mapped_ with Data_ownership
7704 argument.
7705 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7706 (File_read::View::data_ownership_): New field.
7707 (File_read::contents_): Remove (replaced by whole_file_view_).
7708 (File_read::whole_file_view_): New field.
7709 * options.h (class General_options): Add --keep-files-mapped.
7710
24998053
CC		 77112009-10-27 Cary Coutant <ccoutant@google.com>
7712
7713 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7714 * testsuite/Makefile.am (plugin_test_5): New test case.
7715 * testsuite/Makefile.in: Regenerate.
7716
72adc4fa
DK		 77172009-10-25 Doug Kwan <dougkwan@google.com>
7718
7719 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7720 from private to protected to allow access by child class.
7721 (Sized_relobj::do_relocate_sections): New method declaration.
7722 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7723 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7724 Sized_relobj::relocate_sections. Instantiate template explicitly
7725 for different target sizes and endianity.
7726
07f508a2
DK		 77272009-10-24 Doug Kwan <dougkwan@google.com>
7728
7729 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7730 (Arm_input_section::as_arm_input_section): New method.
7731 (Arm_output_section): New class definition.
7732 (Arm_output_section::create_stub_group,
7733 Arm_output_section::group_sections): New method definitions.
7734
10ad9fe5
DK		 77352009-10-22 Doug Kwan <dougkwan@google.com>
7736
7737 * arm.cc (Arm_input_section): New class definition.
7738 (Arm_input_section::init, Arm_input_section:do_write,
7739 Arm_input_section::set_final_data_size,
7740 Arm_input_section::do_reset_address_and_file_offset): New method
7741 definitions.
7742
56ee5e00
DK		 77432009-10-21 Doug Kwan <dougkwan@google.com>
7744
7745 * arm.cc (Stub_table, Arm_input_section): New forward class
7746 declarations.
7747 (Stub_table): New class defintion.
7748 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7749 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7750 New method definition.
7751
b569affa
DK		 77522009-10-21 Doug Kwan <dougkwan@google.com>
7753
7754 * arm.cc: Update copyright comments.
7755 (Target_arm): New forward class template declaration.
7756 (Arm_address): New type.
7757 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7758 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7759 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7760 constants.
7761 (Insn_template): Same.
7762 (DEF_STUBS): New macro.
7763 (Stub_type): New enum type.
7764 (Stub_template): New class definition.
7765 (Stub): Same.
7766 (Reloc_stub): Same.
7767 (Stub_factory): Same.
7768 (Target_arm::Target_arm): Initialize may_use_blx_ and
7769 should_force_pic_veneer_.
7770 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7771 Target_arm::should_force_pic_veneer,
7772 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7773 Target_arm::using_thumb_only, Target_arm:;default_target): New
7774 method defintions.
7775 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7776 New data member declarations.
7777 (Insn_template::size, Insn_template::alignment): New method defintions.
7778 (Stub_template::Stub_template): New method definition.
7779 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7780 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7781 (Stub_factory::Stub_factory): New method definition.
7782 * gold.h (string_hash): New template.
7783 * output.h (Input_section_specifier::hash_value): Use
7784 gold::string_hash.
7785 (Input_section_specifier::string_hash): Remove.
7786 * stringpool.cc (Stringpool_template::string_hash): Use
7787 gold::string_hash.
7788
6c172549
DK		 77892009-10-20 Doug Kwan <dougkwan@google.com>
7790
7791 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7792 symbols of relaxed input sections.
7793 * output.h (Output_section::find_relaxed_input_section): Make
7794 method public.
7795
c5617f2f
DK		 77962009-10-16 Doug Kwan <dougkwan@google.com>
7797
7798 * dynobj.cc (Versions::Versions): Initialize version_script_.
7799 Only insert base version symbol definition for a shared object
7800 if version script defines any version versions.
7801 (Versions::define_base_version): New method definition.
7802 (Versions::add_def): Check that base version is not needed.
7803 (Versions::add_need): Define base version lazily.
7804 * dynobj.h (Versions::define_base_version): New method declaration.
7805 (Versions::needs_base_version_): New data member declaration.
7806 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7807 (check_DATA): Add no_version_test.stdout.
7808 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7809 New make rules.
7810 * testsuite/Makefile.in: Regenerate.
7811 * testsuite/no_version_test.c: New file.
7812 * testsuite/no_version_test.sh: Ditto.
7813
3c12dcdb
DK		 78142009-10-16 Doug Kwan <dougkwan@google.com>
7815
7816 * expression.cc (class Segment_start_expression): New class definition.
7817 (Segment_start_expression::value): New method definition.
7818 (script_exp_function_segment_start): Return a new
7819 Segment_start_expression.
7820 * gold/script-c.h (script_saw_segment_start_expression): New function
7821 prototype.
7822 * script-sections.cc (Script_sections::Script_sections): Initialize
7823 SAW_SEGMENT_START_EXPRESSION_ to false.
7824 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7825 and -Tbbs options to specify section addresses if given in
7826 command line and no SEGMENT_START expression is seen in a script.
7827 * script-sections.h (Script_sections::saw_segment_start_expression,
7828 Script_sections::set_saw_segment_start_expression): New method
7829 definition.
7830 (Script_sections::saw_segment_start_expression_): New data member
7831 declaration.
7832 * script.cc (script_saw_segment_start_expression): New function.
7833 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7834 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7835 script_test_7.sh and script_test_8.sh.
7836 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7837 script_test_8.stdout.
7838 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7839 (script_test_6, script_test_6.stdout, script_test_7,
7840 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7841 * Makefile.in: Regenerate.
7842 * testsuite/script_test_6.sh: New file.
7843 * testsuite/script_test_6.t: Same.
7844 * testsuite/script_test_7.sh: Same.
7845 * testsuite/script_test_7.t: Same.
7846 * testsuite/script_test_8.sh: Same.
7847
64b1ae37
DK		 78482009-10-16 Doug Kwan <dougkwan@google.com>
7849
7850 * output.cc (Output_segment::set_section_list_address): Cast
7851 expressions to unsigned long long type to avoid format warnings.
7852
661be1e2
ILT		 78532009-10-15 Ian Lance Taylor <iant@google.com>
7854
12edd763 7855 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7856 dot assignment to script_sections_.
12edd763
ILT		 7857 * script-sections.cc (Script_sections::add_dot_assignment):
7858 Initialize if necessary.
7859
68b6574b
ILT		 7860 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7861 program headers with no load segment if there is a linker script.
7862
661be1e2
ILT		 7863 * layout.cc (Layout::set_segment_offsets): Align the file offset
7864 to the segment aligment for -N or -n with no load segment.
7865 * output.cc (Output_segment::add_output_section): Don't crash if
7866 the first section is a TLS section.
7867 (Output_segment::set_section_list_addresses): Print an error
7868 message if the address moves backward in a linker script.
7869 * script-sections.cc
7870 (Output_section_element_input::set_section_addresses): Don't
7871 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7872 (Orphan_output_section::set_section_addresses): Likewise.
7873
f15f61a7
DK		 78742009-10-15 Doug Kwan <dougkwan@google.com>
7875
7876 * layout.cc (Layout::finish_dynamic_section): Generate tags
7877 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7878 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7879 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7880
82bb573a
ILT		 78812009-10-14 Ian Lance Taylor <iant@google.com>
7882
7883 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7884 fields.
7885 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7886 data_shdr fields of relinfo.
7887 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7888 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7889 R_386_TLS_LDO_32, adjust based on section flags.
7890 (Target_i386::Relocate::fix_up_ldo): Remove.
7891
374ad285
ILT		 78922009-10-13 Ian Lance Taylor <iant@google.com>
7893
7894 Add support for -pie.
7895 * options.h (class General_options): Add -pie and
7896 --pic-executable.
7897 (General_options::output_is_position_independent): Test -pie.
7898 (General_options::output_is_executable): Return true if not shared
7899 and not relocatable.
7900 (General_options::output_is_pie): Remove.
7901 * options.cc (General_options::finalize): Reject incompatible uses
7902 of -pie.
7903 * gold.cc (queue_middle_tasks): A -pie link is not static.
7904 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7905 * symtab.cc (Symbol::final_value_is_known): Return false if
7906 output_is_position_independent.
7907 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7908 output_is_position_independent.
7909 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7910 output_is_position_independent.
7911 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7912 output_is_position_independent.
7913 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7914 two_file_pie_test.
7915 (basic_pie_test.o, basic_pie_test): New targets.
7916 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7917 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7918 (two_file_pie_test): New target.
7919 * testsuite/Makefile.in: Rebuild.
7920 * README: Remove note saying that -pie is not supported.
7921
c6585162
ILT		 79222009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7923
7924 * options.h (class General_options): Add -init and -fini.
7925 * layout.cc (Layout::finish_dynamic_section): Emit
7926 given init and fini functions.
7927
032ce4e9
ST		 79282009-10-13 Sriraman Tallam <tmsriram@google.com>
7929
7930 * gc.h (gc_process_relocs): Check if icf is enabled using new
7931 function.
7932 * gold.cc (queue_initial_tasks): Likewise.
7933 (queue_middle_tasks): Likewise.
7934 * object.cc (do_layout): Likewise.
7935 * symtab.cc (is_section_folded): Likewise.
7936 * main.cc (main): Likewise.
7937 * reloc.cc (Read_relocs::run): Likewise.
7938 (Sized_relobj::do_scan_relocs): Likewise.
7939 * icf.cc (is_function_ctor_or_dtor): New function.
7940 (Icf::find_identical_sections): Check if function is ctor or dtor when
7941 safe icf is chosen.
7942 * options.h (General_options::icf): Change option to be an enum.
7943 (Icf_status): New enum.
7944 (icf_enabled): New method.
7945 (icf_safe_folding): New method.
7946 (set_icf_status): New method.
7947 (icf_status_): New variable.
7948 * (options.cc) (General_options::finalize): Set icf_status_.
7949 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7950 icf_test and icf_keep_unique_test to use the --icf enum flag.
7951 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7952 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7953
f345227a
ST		 79542009-10-12 Sriraman Tallam <tmsriram@google.com>
7955
7956 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7957 includes to gc.h and icf.h.
7958 * arm.cc: Include gc.h.
7959 * gold.cc: Likewise.
7960 * i386.cc: Likewise.
7961 * powerpc.cc: Likewise.
7962 * sparc.cc: Likewise.
7963 * x86_64.cc: Likewise.
7964 * gc.h: Include icf.h.
7965
1c7814ed
ILT		 79662009-10-11 Ian Lance Taylor <iant@google.com>
7967
7968 * plugin.cc: Include "gold.h" before other header files.
7969
ae3b5189
CD		 79702009-10-10 Chris Demetriou <cgd@google.com>
7971
7972 * options.h (Input_file_argument::Input_file_type): New enum.
7973 (Input_file_argument::is_lib_): Replace with...
7974 (Input_file_argument::type_): New member.
7975 (Input_file_argument::Input_file_argument): Take Input_file_type
7976 'type' rather than boolean 'is_lib' as second argument.
7977 (Input_file_argument::is_lib): Use type_.
7978 (Input_file_argument::is_searched_file): New function.
7979 (Input_file_argument::may_need_search): Handle is_searched_file.
7980 * options.cc (General_options::parse_library): Support -l:filename.
7981 (General_options::parse_just_symbols): Update for Input_file_argument
7982 changes.
7983 (Command_line::process): Likewise.
7984 * archive.cc (Archive::get_file_and_offset): Likewise.
7985 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7986 * script.cc (read_script_file, script_add_file): Likewise.
7987 * fileread.cc (Input_file::Input_file): Likewise.
7988 (Input_file::will_search_for): Handle is_searched_file.
7989 (Input_file::open): Likewise.
7990 * readsyms.cc (Read_symbols::get_name): Likewise.
7991 * testsuite/Makefile.am (searched_file_test): New test.
7992 * testsuite/Makefile.in: Regenerate.
7993 * testsuite/searched_file_test.cc: New file.
7994 * testsuite/searched_file_test_lib.cc: New file.
7995
f3048a1d
ILT		 79962009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7997 Ian Lance Taylor <iant@google.com>
7998
7999 * descriptor.cc: Include <cstdio> and "binary-io.h".
8000 (Descriptors::open): Open the files in binary mode always.
8001 * script.cc (Lex::get_token): Treat \r as whitespace.
8002
d4780e57
ILT		 80032009-10-09 Ian Lance Taylor <iant@google.com>
8004
8005 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8006
d9a893b8
ILT		 80072009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8008 Ian Lance Taylor <iant@google.com>
8009
8010 * configure.ac: Check for readv function also.
8011 * fileread.cc (readv): Define if not HAVE_READV.
8012 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8013 does not exist.
8014 * config.in: Regenerate.
8015 * configure: Regenerate.
8016
c0a62865
DK		 80172009-10-09 Doug Kwan <dougkwan@google.com>
8018
8019 * layout.cc (Layout::make_output_section): Call target hook to make
8020 ordinary output section.
8021 (Layout::finalize): Adjust parameter list of call the
8022 Target::may_relax().
8023 * layout.h (class Layout::section_list): New method.
8024 * merge.h (Output_merge_base::entsize): Change visibility to public.
8025 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8026 New methods.
8027 (Output_merge_string::do_is_string): New method.
8028 * object.cc (Sized_relobj::do_setup): renamed from
8029 Sized_relobj::set_up.
8030 * object.h (Sized_relobj::adjust_shndx,
8031 Sized_relobj::initializ_input_to_output_maps,
8032 Sized_relobj::free_input_to_output_maps): Change visibilities to
8033 protected.
8034 (Sized_relobj::setup): Virtualize.
8035 (Sized_relobj::do_setup): New method declaration.
8036 (Sized_relobj::invalidate_section_offset,
8037 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8038 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8039 * options.cc (parse_int): New function.
8040 * options.h (parse_int): New declaration.
8041 (DEFINE_int): New macro.
8042 (stub_group_size): New option.
8043 * output.cc (Output_section::Output_section): Initialize memebers
8044 merge_section_map_, merge_section_by_properties_map_,
8045 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8046 (Output_section::add_input_section): Handled deferred code-fill
8047 generation and remove an old comment.
8048 (Output_section::add_relaxed_input_section): New method definition.
8049 (Output_section::add_merge_input_section): Use merge section by
8050 properties map to speed to search. Update merge section maps
8051 as appropriate.
8052 (Output_section::build_relaxation_map): New method definition.
8053 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8054 Same.
8055 (Output_section::relax_input_section): Renamed to
8056 Output_section::convert_input_sections_to_relaxed_sections and change
8057 interface to take a vector of pointers to relaxed sections.
8058 (Output_section::find_merge_section,
8059 Output_section::find_relaxed_input_section): New method definitions.
8060 (Output_section::is_input_address_mapped,
8061 Output_section::output_offset, Output_section::output_address):
8062 Use output section data maps to speed up searching.
8063 (Output_section::find_starting_output_address): Add comments.
8064 (Output_section::do_write,
8065 Output_section::write_to_postprocessing_buffer): Do code-fill
8066 generation as appropriate.
8067 (Output_section::get_input_sections): Invalidate relaxed input section
8068 map.
8069 (Output_section::restore_states): Adjust type of checkpoint .
8070 Invalidate relaxed input section map.
8071 * output.h (Output_merge_base): New class declaration.
8072 (Input_section_specifier): New class defintion.
8073 (class Output_relaxed_input_section) Change base class to
8074 Output_section_data_build.
8075 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8076 base class initializer.
8077 (Output_section::add_relaxed_input_section): New method declaration.
8078 (Output_section::Input_section): Change visibility to protected.
8079 (Output_section::Input_section::relobj,
8080 Output_section::Input_section::shndx): Handle relaxed input sections.
8081 Output_section::input_sections) Change visibility to protected. Also
8082 define overload to return a non-const pointer.
8083 (Output_section::Merge_section_properties): New class defintion.
8084 (Output_section::Merge_section_by_properties_map,
8085 Output_section::Output_section_data_by_input_section_map,
8086 Output_section::Relaxation_map): New types.
8087 (Output_section::relax_input_section): Rename method to
8088 Output_section::convert_input_sections_to_relaxed_sections and change
8089 interface to take a vector of relaxed section pointers.
8090 (Output_section::find_merge_section,
8091 Output_section::find_relaxed_input_section,
8092 Output_section::build_relaxation_map,
8093 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8094 New method declarations.
8095 (Output_section::merge_section_map_
8096 Output_section::merge_section_by_properties_map_,
8097 Output_section::relaxed_input_section_map_,
8098 Output_section::is_relaxed_input_section_map_valid_,
8099 Output_section::generate_code_fills_at_write_): New data members.
8100 * script-sections.cc
8101 (Output_section_element_input::set_section_addresses): Call
8102 current_data_size and addralign methods of relaxed input sections.
8103 (Orphan_output_section::set_section_addresses): Call current_data_size
8104 and addralign methods of relaxed input sections.
8105 * symtab.cc (Symbol_table::compute_final_value): Extract template
8106 from the body of Symbol_table::sized_finalize_symbol.
8107 (Symbol_table::sized_finalized_symbol): Call
8108 Symbol_table::compute_final_value.
8109 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8110 (Symbol_table::compute_final_value): New templated method declaration.
8111 * target.cc (Target::do_make_output_section): New method defintion.
8112 * target.h (Target::make_output_section): New method declaration.
8113 (Target::relax): Add more parameters for input objects, symbol table
8114 and layout. Adjust call to do_relax.
8115 (Target::do_make_output_section): New method declaration.
8116 (Target::do_relax): Add parameters for input objects, symbol table
8117 and layout.
8118
d446d6c4
ILT		 81192009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120
8121 * pread.c: Include stdio.h.
8122
bc06c745
ILT		 81232009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8124
8125 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8126 defined.
8127
75aea3d0
ILT		 81282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8129
8130 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8131 Change read_shndx type to unsigned int.
8132 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8133 int.
8134 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8135 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8136 Change read_shndx type to unsigned int.
8137 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8138 int.
8139 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8140 * layout.cc (Layout::create_symtab_sections): Cast the result of
8141 local_symcount * symsize to off_t in the gold_assert.
8142
be8fcb75
ILT		 81432009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8144
8145 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8146 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8147 R_ARM_BASE_ABS.
8148 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8149 (Arm_relocate_functions::thm_abs5): New function.
8150 (Arm_relocate_functions::abs12): New function.
8151 (Arm_relocate_functions::abs16): New function.
8152 (Arm_relocate_functions::base_abs): New function.
8153 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8154 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8155 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8156 R_ARM_BASE_ABS.
8157 (Scan::global): Likewise.
8158 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8159 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8160 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8161 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8162 R_ARM_BASE_ABS.
8163
c2a122b6
ILT		 81642009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8165
8166 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8167 (Arm_relocate_functions::movt_prel): New function.
8168 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8169 (Arm_relocate_functions::thm_movt_prel): New function.
8170 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8171 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8172 (Scan::global, Relocate::relocate): Likewise.
8173 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8174
c4aa1e2d
ILT		 81752009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8176
8177 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8178 Incremental_checker.
8179 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8180 unsigned int.
8181 (class Incremental_inputs_header): New class.
8182 (Incremental_inputs_header_writer): Edit comment.
8183 (Incremental_inputs_entry): New class.
8184 (Incremental_inputs_entry_writer): Edit comment.
8185 (Sized_incremental_binary::do_find_incremental_inputs_section):
8186 Add *strtab_shndx parameter, fill it.
8187 (Sized_incremental_binary::do_check_inputs): New method.
8188 (Incremental_checker::can_incrementally_link_output_file): Use
8189 Sized_incremental_binary::check_inputs.
8190 (Incremental_inputs::report_command_line): Save command line in
8191 command_line_.
8192 * incremental.h:
8193 (Incremental_binary::find_incremental_inputs_section): New
8194 method.
8195 (Incremental_binary::do_find_incremental_inputs_section): Add
8196 strtab_shndx parameter.
8197 (Incremental_binary::do_check_inputs): New pure virtual method.
8198 (Sized_incremental_binary::do_check_inputs): Declare.
8199 (Incremental_checker::Incremental_checker): Add incremental_inputs
8200 parameter, use it to initialize incremental_inputs_.
8201 (Incremental_checker::incremental_inputs_): New field.
8202 (Incremental_checker::command_line): New method.
8203 (Incremental_checker::inputs): New method.
8204 (Incremental_checker::command_line_): New field.
8205
c549a694
ILT		 82062009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8207
8208 * incremental.cc: Include <cstdarg> and "target-select.h".
8209 (vexplain_no_incremental): New function.
8210 (explain_no_incremental): New function.
8211 (Incremental_binary::error): New method.
8212 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8213 method.
8214 (make_sized_incremental_binary): New function.
8215 (open_incremental_binary): New function.
8216 (can_incrementally_link_file): Add checks if output is ELF and has
8217 inputs section.
8218 * incremental.h: Include "elfcpp_file.h" and "output.h".
8219 (Incremental_binary): New class.
8220 (Sized_incremental_binary): New class.
8221 (open_incremental_binary): Declare.
8222 * object.cc (is_elf_object): Use
8223 elfcpp::Elf_recognizer::is_elf_file.
8224 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8225 * output.h (Output_file::filesize): New method.
8226
fd3c5f0b
ILT		 82272009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8228
8229 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8230 New function.
8231 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8232 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8233 function.
8234 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8235 function.
8236 (Arm_relocate_functions::movw_abs_nc): New function.
8237 (Arm_relocate_functions::movt_abs): New function.
8238 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8239 (Arm_relocate_functions::thm_movt_abs): New function.
8240 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8241 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8242 (Scan::global): Likewise.
8243 (Relocate::relocate): Likewise.
8244 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8245
7f5309a5
ILT		 82462009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8247
8248 * arm.cc (Arm_relocate_functions::got_prel) New function.
8249 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8250 (Relocate::relocate): Likewise.
8251 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8252
364c7fa5
ILT		 82532009-10-06 Ian Lance Taylor <iant@google.com>
8254
8255 * options.h (class General_options): Define
8256 split_stack_adjust_size parameter.
8257 * object.h (class Object): Add uses_split_stack_ and
8258 has_no_split_stack_ fields. Add uses_split_stack and
8259 has_no_split_stack accessor functions. Declare
8260 handle_split_stack_section.
8261 (class Reloc_symbol_changes): Define.
8262 (class Sized_relobj): Define Function_offsets. Declare
8263 split_stack_adjust, split_stack_adjust_reltype, and
8264 find_functions.
8265 * object.cc (Object::handle_split_stack_section): New function.
8266 (Sized_relobj::do_layout): Call handle_split_stack_section.
8267 * dynobj.cc (Sized_dynobj::do_layout): Call
8268 handle_split_stack_section.
8269 * reloc.cc (Sized_relobj::relocate_sections): Call
8270 split_stack_adjust for executable sections in split_stack
8271 objects. Pass reloc_map to relocate_section.
8272 (Sized_relobj::split_stack_adjust): New function.
8273 (Sized_relobj::split_stack_adjust_reltype): New function.
8274 (Sized_relobj::find_functions): New function.
8275 * target-reloc.h: Include "object.h".
8276 (relocate_section): Add reloc_symbol_changes parameter. Change
8277 all callers.
8278 * target.h (class Target): Add calls_non_split method. Declare
8279 do_calls_non_split virtual method. Declare match_view and
8280 set_view_to_nop.
8281 * target.cc: Include "elfcpp.h".
8282 (Target::do_calls_non_split): New function.
8283 (Target::match_view): New function.
8284 (Target::set_view_to_nop): New function.
8285 * gold.cc (queue_middle_tasks): Give an error if mixing
8286 split-stack and non-split-stack objects with -r.
8287 * i386.cc (Target_i386::relocate_section): Add
8288 reloc_symbol_changes parameter.
8289 (Target_i386::do_calls_non_split): New function.
8290 * x86_64.cc (Target_x86_64::relocate_section): Add
8291 reloc_symbol_changes parameter.
8292 (Target_x86_64::do_calls_non_split): New function.
8293 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8294 parameter.
8295 * powerpc.cc (Target_powerpc::relocate_section): Add
8296 reloc_symbol_changes parameter.
8297 * sparc.cc (Target_sparc::relocate_section): Add
8298 reloc_symbol_changes parameter.
8299 * configure.ac: Call AM_CONDITIONAL for the default target.
8300 * configure: Rebuild.
8301 * testsuite/Makefile.am (TEST_AS): New variable.
8302 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8303 (check_DATA): Add split_i386 and split_x86_64 files.
8304 (SPLIT_DEFSYMS): Define.
8305 (split_i386_[1234n].o): New targets.
8306 (split_i386_[124]): New targets.
8307 (split_i386_[1234r].stdout): New targets.
8308 (split_x86_64_[1234n].o): New targets.
8309 (split_x86_64_[124]): New targets.
8310 (split_x86_64_[1234r].stdout): New targets.
8311 (MOSTLYCLEANFILES): Add new executables.
8312 * testsuite/split_i386.sh: New file.
8313 * testsuite/split_x86_64.sh: New file.
8314 * testsuite/split_i386_1.s: New file.
8315 * testsuite/split_i386_2.s: New file.
8316 * testsuite/split_i386_3.s: New file.
8317 * testsuite/split_i386_4.s: New file.
8318 * testsuite/split_i386_n.s: New file.
8319 * testsuite/split_x86_64_1.s: New file.
8320 * testsuite/split_x86_64_2.s: New file.
8321 * testsuite/split_x86_64_3.s: New file.
8322 * testsuite/split_x86_64_4.s: New file.
8323 * testsuite/split_x86_64_n.s: New file.
8324 * testsuite/testfile.cc (Target_test): Update relocation_section
8325 function.
8326 * testsuite/Makefile.in: Rebuild.
8327
e8a9fcda
ILT		 83282009-10-06 Ian Lance Taylor <iant@google.com>
8329
8330 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8331 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8332 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8333 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8334 the address on ldo_addrs_.
8335 (Target_i386::Relocate::fix_up_ldo): New function.
8336
e99daf92
ILT		 83372009-10-06 Rafael Espindola <espindola@google.com>
8338
8339 * plugin.cc (add_input_library): New.
8340 (Plugin::load): Add add_input_library to tv.
8341 (Plugin_manager::add_input_file): Add the is_lib argument.
8342 (add_input_file): Update call to Plugin_manager::add_input_file.
8343 (add_input_library): New.
8344 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8345
966d4097
DK		 83462009-09-30 Doug Kwan <dougkwan@google.com>
8347
8348 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8349 symbol and call Symbol::may_need_copy_reloc to determine if
8350 a copy reloc is needed.
8351 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8352 nocopyreloc is given in command line.
8353 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8354 given in command line.
8355 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8356 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8357 of the removed Target_i386::may_need_copy_reloc.
8358 * options.h (copyreloc): New option with default value false.
8359 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8360 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8361 instead of the removed Target_powerpc::may_need_copy_reloc.
8362 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8363 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8364 instead of the removed Target_sparc::may_need_copy_reloc.
8365 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8366 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8367 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8368 instead of the removed Target_x86_64::may_need_copy_reloc.
8369
029ba973
ILT		 83702009-09-30 Ian Lance Taylor <iant@google.com>
8371
8372 * object.h (class Object): Remove target_ field, and target,
8373 sized_target, and set_target methods.
8374 (Object::sized_target): Remove.
8375 (class Sized_relobj): Update declarations. Remove sized_target.
8376 * object.cc (Sized_relobj::setup): Remove target parameter.
8377 Change all callers.
8378 (Input_objects::add_object): Don't do anything with the target.
8379 (make_elf_sized_object): Add punconfigured parameter. Change all
8380 callers. Set or test parameter target.
8381 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8382 Change all callers.
8383 * parameters.cc (Parameters::set_target): Change parameter type to
8384 be non-const.
8385 (Parameters::default_target): Remove.
8386 (set_parameters_target): Change parameter type to be non-const.
8387 (parameters_force_valid_target): New function.
8388 (parameters_clear_target): New function.
8389 * parameters.h (class Parameters): Update declarations. Remove
8390 default_target method. Add sized_target and clear_target
8391 methods. Change target_ to be non-const.
8392 (set_parameters_target): Update declaration.
8393 (parameters_force_valid_target): Declare.
8394 (parameters_clear_target): Declare.
8395 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8396 as NULL if we aren't searching.
8397 (Add_symbols::run): Don't check for compatible target.
8398 * fileread.cc (Input_file::open_binary): Call
8399 parameters_force_valid_target.
8400 * gold.cc (queue_middle_tasks): Likewise.
8401 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8402 set_target on object.
8403 * dynobj.h (class Sized_dynobj): Update declarations.
8404 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8405 make_elf_object returns NULL.
8406 (Archive::include_member): Don't check whether object target is
8407 compatible.
8408 * output.cc (Output_section::add_input_section): Get target from
8409 parameters.
8410 (Output_section::relax_input_section): Likewise.
8411 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8412 parameters.
8413 (Sized_relobj::do_scan_relocs): Likewise.
8414 (Sized_relobj::relocate_sections): Likewise.
8415 * resolve.cc (Symbol_table::resolve): Likewise.
8416 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8417 parameter. Change all callers.
8418 (Symbol_table::add_from_object): Get target from parameters.
8419 (Symbol_table::add_from_relobj): Don't check object target.
8420 (Symbol_table::add_from_dynobj): Likewise.
8421 (Symbol_table::define_special_symbol): Get target from
8422 parameters.
8423 * symtab.h (class Symbol_table): Update declaration.
8424 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8425 parameter. Change all callers. Clear parameter target.
8426 (Binary_test): Test target here.
8427 * testsuite/object_unittest.cc (gold_testsuite): Remove
8428 target_test_pointer parameter. Change all callers.
8429 (Object_test): Test target here.
8430
a6a22b83
ILT		 84312009-09-26 Ian Lance Taylor <iant@google.com>
8432
8433 * testsuite/initpri1.c: Don't try to use constructor priorities if
8434 compiling with gcc before 4.3.
8435
6a8f49fe
ILT		 84362009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8437
8438 * testsuite/retain_symbols_file_test.sh (check_present): Change
8439 output file name to retain_symbols_file_test.stdout.
8440 (check_absent): Likewise.
8441
8c604651
CS		 84422009-09-18 Craig Silverstein <csilvers@google.com>
8443
8444 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8445 * options.cc: Include <cerrno> and <fstream>.
8446 (General_options::finalize): Parse -retain-symbols-file tag.
8447 * options.h: New flag.
8448 (General_options): New method should_retain_symbol, new
8449 variable symbols_to_retain.
8450 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8451 should_retain_symbol map.
8452 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8453 * testsuite/Makefile.in: Regenerate.
8454 * testsuite/retain_symbols_file_test.sh: New file.
8455
ca58b19f
NC		 84562009-09-18 Nick Clifton <nickc@redhat.com>
8457
8458 * po/es.po: Updated Spanish translation.
8459
20e6d0d6
DK		 84602009-09-17 Doug Kwan <dougkwan@google.com>
8461
8462 * debug.h (DEBUG_RELAXATION): New constant.
8463 (DEBUG_ALL): Add DEBUG_RELAXATION.
8464 (debug_string_to_enum): Add relaxation debug option.
8465 * layout.cc
8466 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8467 Layout::Relaxation_debug_check::read_sections,
8468 Layout::Relaxation_debug_check::read_sections): New method definitions.
8469 (Layout::Layout): Initialize data members
8470 record_output_section_data_from_scrips_,
8471 script_output_section_data_list_ and relaxation_debug_check_.
8472 (Layout::save_segments, Layout::restore_segments,
8473 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8474 Layout::relaxation_loop_body): New method definitions.
8475 (Layout::finalize): Support relaxation. Move section layout code to
8476 Layout::relaxation_loop_body.
8477 (Layout::set_asection_address_from_script): Move code for orphan
8478 section placement out.
8479 (Layout::place_orphan_sections_in_script): New method definition.
8480 * layout.h (Output_segment_headers, Output_file_header):
8481 New forward class declarations.
8482 (Layout::~Layout): Define.
8483 (Layout::new_output_section_data_from_script): New method definition.
8484 (Layout::place_orphan_sections_in_script): New method declaration.
8485 (Layout::Segment_states): New type declaration.
8486 (Layout::save_segments, Layout::restore_segments,
8487 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8488 Layout::relaxation_loop_body): New method declarations.
8489 (Layout::Output_section_data_list): New type declaration.
8490 (Layout::Relaxation_debug_check): New class definition.
8491 (Layout::record_output_section_data_from_script_,
8492 Layout::script_output_section_data_list_, Layout::segment_states_,
8493 Layout::relaxation_debug_check_): New data members.
8494 * output.cc: (Output_section_headers::do_size): New method definition.
8495 (Output_section_headers::Output_section_headers): Move size
8496 computation to Output_section_headers::do_size.
8497 (Output_segment_headers::do_size): New method definition.
e1df38aa 8498 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8499 Output_file_header::do_size and call it.
8500 (Output_file_header::do_size): New method definition.
8501 (Output_data_group::Output_data_group): Adjust call to
8502 Output_section_data.
8503 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8504 (Output_symtab_xindex::do_write): Add array bound check.
8505 (Output_section::Input_section::print_to_mapfile): Handle
8506 RELAXED_INPUT_SECTION_CODE.
8507 (Output_section::Output_section): Initialize data member checkpoint_.
8508 (Output_section::~Output_section): Delete checkpoint object pointed
8509 by checkpoint_.
8510 (Output_section::add_input_section): Always add an Input_section if
8511 relaxing.
8512 (Output_section::add_merge_input_section): Add assert.
8513 (Output_section::relax_input_section): New method definition.
8514 (Output_section::set_final_data_size): Set load address to zero for
8515 an unallocated section.
8516 (Output_section::do_address_and_file_offset_have_reset_values):
8517 New method definition.
8518 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8519 Handle relaxed input section.
8520 (Output_section::sort_attached_input_sections): Checkpoint input
8521 section list lazily.
8522 (Output_section::get_input_sections): Change type of input_sections to
8523 list of Simple_input_section pointers. Checkpoint input section list
8524 lazily. Also handle relaxed input sections.
8525 (Output_section::add_input_section_for_script): Take a reference to
8526 a Simple_input_section object instead of Relobj pointer and section
8527 index as parameter. Handle relaxed input sections.
8528 (Output_section::save_states, Output_section::restore_states): New
8529 method definitions.
8530 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8531 (Output_data::is_data_size_fixed): New method definition.
8532 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8533 if it is fixed.
8534 (Output_data::address_and_file_offset_have_reset_values): New method
8535 definition.
8536 (Output_data::do_address_and_file_offset_have_reset_values): New method
8537 definition.
8538 (Output_data::set_data_size): Check that data size is not fixed.
8539 (Output_data::fix_data_size): New method definition.
8540 (Output_data::is_data_size_fixed_): New data member.
8541 (Output_section_headers::set_final_data_size): New method definition.
8542 (Output_section_headers::do_size): New method declaration.
8543 (Output_segment_headers::set_final_data_size): New method definition.
8544 (Output_segment_headers::do_size): New method declaration.
8545 (Output_file_header::set_final_data_size)::New method definition.
8546 (Output_file_header::do_size)::New method declaration.
8547 (Output_section_data::Output_section_data): Add new parameter
8548 is_data_size_fixed and use it to fix data size.
8549 (Output_data_const::Output_data_const): Adjust call to base class
8550 constructor and fix data size.
8551 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8552 base class constructor and fix data size.
8553 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8554 base class constructor and fix data size.
8555 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8556 class constructor and fix data size.
8557 (Output_data_group::set_final_data_size): New method definition.
8558 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8559 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8560 class constructor and fix data size.
8561 (Output_relaxed_input_section): New class definition.
8562 (Output_section::Simple_input_section): New class definition.
8563 (Output_section::get_input_sections): Adjust parameter list.
8564 (Output_section::add_input_section_for_script): Same.
8565 (Output_section::save_states, Output_section::restore_states,
8566 Output_section::do_address_and_file_offset_have_reset_values,
8567 (Output_section::Input_section::Input_section): Handle
8568 RELAXED_INPUT_SECTION_CODE. Add new overload for
8569 Output_relaxed_input_section.
8570 (Output_section::Input_section::is_input_section,
8571 Output_section::Input_section::set_output_section): Handle relaxed
8572 input section.
8573 (Output_section::Input_section::is_relaxed_input_section,
8574 Output_section::Input_section::output_section_data,
8575 Output_section::Input_section::relaxed_input_section): New method
8576 definitions.
8577 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8578 value.
8579 (Output_section::Input_section::u1_): Update comments.
8580 (Output_section::Input_section::u2_): Add new union member poris.
8581 (Output_section::Checkpoint_output_section): New classs definition.
8582 (Output_section::relax_input_section): New method declaration.
8583 (Output_section::checkpoint_): New data member.
8584 (Output_segment): Update comments.
8585 (Output_segment::Output_segment): Un-privatize copy constructor.
8586 (Output_segment::operator=): Un-privatize.
8587 * script-sections.cc (Output_section_element::Input_section_list):
8588 Change element type to Output_section::Simple_input_section.
8589 (Output_section_element_dot_assignment::set_section_addresses):
8590 Register output section data for relaxation clean up.
8591 (Output_data_exression::Output_data_expression): Adjust call to base
8592 constructor to fix data size.
8593 (Output_section_element_data::set_section_addresses): Register
8594 Output_data_expression object for relaxation clean up.
8595 (struct Input_section_info): Replace Relobj pointer and section index
8596 pair with Output_section::Simple_input_section and Convert struct to a
8597 class.
8598 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8599 Input_section_info data member to use accessors.
20e6d0d6
DK		 8600 (Output_section_element_input::set_section_addresses): Use layout
8601 parameter. Adjust code to use Output_section::Simple_input_section
8602 and Input_secction_info classes. Register filler for relaxation
8603 clean up.
8604 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8605 and section index pair with Output_section::Simple_input_section
8606 class. Adjust code accordingly.
8607 (Phdrs_element::release_segment): New method definition.
8608 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8609 segment list.
8610 (Script_sections::release_segments): New method definition.
8611 * gold/script-sections.h (Script_sections::release_segments): New
8612 method declaration.
8613 * gold/target.h (Target::may_relax, Target::relax,
8614 Target::do_may_relax, Target::do_relax): New method definitions.
8615
5e445df6
ILT		 86162009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8617
8618 * arm.cc (has_signed_unsigned_overflow): New function.
8619 (Arm_relocate_functions::abs8): New function.
8620 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8621 (Target_arm::Scan::global): Likewise.
8622 (Target_arm::relocate::relocate): Likewise.
8623 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8624 Likewise.
8625
8c604651 86262009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8627
8628 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8629 * testsuite/Makefile.in: Regenerate.
8630
1e9cc1c2
NC		 86312009-09-11 Nick Clifton <nickc@redhat.com>
8632
8633 * po/gold.pot: Updated by the Translation project.
8634
6a89f575
CC		 86352009-09-08 Cary Coutant <ccoutant@google.com>
8636
8637 * output.cc (Output_file::open): Add execute permission to empty file.
8638 * testsuite/Makefile.am (permission_test): New test.
8639 * testsuite/Makefile.in: Regenerate.
8640
fdcac5af
ILT		 86412009-09-02 Ian Lance Taylor <iant@google.com>
8642
8643 * output.cc (Output_file::resize): Call map_no_anonymous rather
8644 than map.
8645
44453f85
ILT		 86462009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8647
8648 * gold.cc: Include "incremental.h".
8649 (queue_initial_tasks): Call Incremental_checker methods.
8650 * incremental.cc: Include "output.h".
8651 (Incremental_checker::can_incrementally_link_output_file): New
8652 method.
8653 * incremental.h (Incremental_checker): New class.
8654
8655 * output.cc (Output_file::open_for_modification): New method.
8656 (Output_file::map_anonymous): Changed return type to bool. Record
8657 map in base_ field.
8658 (Output_file::map_no_anonymous): New method, broken out of map.
8659 (Output_file::map): Use map_no_anonymous and map_anonymous.
8660 * output.h (class Output_file): Update declarations.
8661
293c1386
CC		 86622009-08-24 Cary Coutant <ccoutant@google.com>
8663
8664 * options.h (Command_line::Pre_options): New class.
8665 (Command_line::pre_options): New member.
8666 * options.cc (gold::options::ready_to_register): New variable.
8667 (One_option::register_option): Do nothing if not registering options.
8668 Assert if same short option registered twice.
8669 (General_options::General_options): Turn off option registration when
8670 done constructing.
8671 (Command_line::Pre_options::Pre_options): New constructor.
8672
f773f3d2
CC		 86732009-08-24 Cary Coutant <ccoutant@google.com>
8674
06a73cfe
CC		 8675 * options.h (General_options::no_keep_memory): Remove incorrect
8676 short option.
f773f3d2 8677
a15af8e2
RW		 86782009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8679
8680 * Makefile.am (am__skiplex, am__skipyacc): New.
8681 * Makefile.in: Regenerate.
8682
c462b41b
RW		 86832009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8684
14ec8efd
RW		 8685 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8686 (INCLUDES): ... this.
8687 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8688 (AM_CPPFLAGS): Renamed from ...
8689 (INCLUDE): ... this.
8690 * Makefile.in, testsuite/Makefile.in: Regenerate.
8691
81ecdfbb
RW		 8692 * Makefile.in: Regenerate.
8693 * aclocal.m4: Likewise.
8694 * config.in: Likewise.
8695 * configure: Likewise.
8696 * testsuite/Makefile.in: Likewise.
8697
c462b41b
RW		 8698 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8699 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8700 * Makefile.in: Regenerate.
8701 * testsuite/Makefile.in: Regenerate.
8702
2da73f13
CC		 87032009-08-19 Cary Coutant <ccoutant@google.com>
8704
8705 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8706 symbols in shared libraries overridden by hidden or internal symbols
8707 in the main program.
8708
2db70501
CD		 87092009-08-19 Chris Demetriou <cgd@google.com>
8710
8711 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8712 checking source file names in error messages.
8713
f733487b
DK		 87142009-08-18 Doug Kwan <dougkwan@google.com>
8715
8716 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8717 an elcpp::Ehdr as parameter. Adjust call to set_target.
8718 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8719 an elfcpp::Ehdr as parameter.
8720 * object.cc (Object::set_target): Remove the version that looks up
8721 a target and sets it.
8722 (Sized_relobj::setup): Take a Target object instead of
8723 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8724 (make_elf_sized_object): Find target and ask target to
8725 make an ELF object.
8726 * object.h: (Object::set_target): Remove the version that looks up
8727 a target and sets it.
8728 (Sized_relobj::setup): Take a Target object instead of
8729 an elfcpp:Ehdr as parameter.
8730 * target.cc: Include dynobj.h.
8731 (Target::do_make_elf_object_implementation): New.
8732 (Target::do_make_elf_object): New.
8733 * target.h (Target::make_elf_object): New template declaration.
8734 (Target::do_make_elf_object): New method declarations.
8735 (Target::do_make_elf_object_implementation): New template declaration.
8736
cc70f101
ILT		 87372009-08-14 Ian Lance Taylor <iant@google.com>
8738
8739 * gold.h (FUNCTION_NAME): Define.
8740 (gold_unreachable): Use FUNCTION_NAME.
8741
ef5e0cb1
ST		 87422009-08-12 Sriraman Tallam <tmsriram@google.com>
8743
8744 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8745 symbol in the --keep-unique list is not found.
8746
48c187ce
ST		 87472009-08-12 Sriraman Tallam <tmsriram@google.com>
8748
8749 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8750 been maked as --keep-unique.
8751 (Icf::unfold_section): New function.
8752 * icf.h (Icf::unfold_section): New function.
8753 * options.h (General_options::keep_unique): New option.
8754 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8755 * testsuite/Makefile.in: Regenerate.
8756 * testsuite/icf_keep_unique_test.sh: New file.
8757 * testsuite/icf_keep_unique_test.cc: New file.
8758
645afe0c
CC		 87592009-08-12 Cary Coutant <ccoutant@google.com>
8760
8761 PR 10471
8762 * resolve.cc (Symbol_table::resolve): Check for references from
8763 dynamic objects to hidden and internal symbols.
8764 * testsuite/Makefile.am (hidden_test.sh): New test.
8765 * testsuite/Makefile.in: Regenerate.
8766 * testsuite/hidden_test.sh: New script.
8767 * testsuite/hidden_test_1.c: New test source.
8768 * testsuite/hidden_test_main.c: New test source.
8769
11af873f
DK		 87702009-08-11 Doug Kwan <dougkwan@google.com>
8771
8772 * arm.cc: Update comments.
8773 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8774 segment to locate the .ARM.exidx section if present.
8775
b9f7d72d
DK		 87762009-08-09 Doug Kwan <dougkwan@google.com>
8777
8778 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8779 patch.
8780
ddd3c53c
ST		 87812009-08-07 Sriraman Tallam <tmsriram@google.com>
8782 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8783 compiler warnings.
8784
27721062
ST		 87852009-08-06 Sriraman Tallam <tmsriram@google.com>
8786
8787 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8788 valid tls_segment only for non-debug-section relocations.
8789 * testsuite/Makefile.am: Add gc_tls_test.
8790 * testsuite/Makefile.in: Regenerate.
8791 * testsuite/gc_tls_test.cc: New file.
8792 * testsuite/gc_tls_test.sh: New file.
8793
ef15dade 87942009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8795
ef15dade
ST		 8796 * icf.cc: New file.
8797 * icf.h: New file.
8798 * Makefile.am (CCFILES): Add icf.cc.
8799 (HFILES): Add icf.h
8800 * Makefile.in: Regenerate.
8801 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8802 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8803 section, symbol and addend information for the relocs.
8804 * gold.cc (queue_middle_tasks): Call identical code folding.
8805 * gold.h: Add defines for multimap.
8806 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8807 to the call of finalize_local_symbols.
8808 * main.cc (main): Create object of class Icf.
8809 * object.cc (Sized_relobj::do_layout): Allow this function to be
8810 called twice during icf.
8811 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8812 to sections marked as identical by icf.
8813 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8814 when available.
8815 (Sized_relobj::do_section_entsize): New function.
8816 * object.h (Object::section_entsize): New function.
8817 (Object::do_section_entsize): New pure virtual function.
8818 (Relobj::finalize_local_symbols): Add new parameter.
8819 (Relobj::do_section_entsize): New function.
8820 * options.h (General_options::icf): New option.
8821 (General_options::icf_iterations): New option.
8822 (General_options::print_icf_sections): New option.
8823 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8824 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8825 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8826 icf.
8827 * symtab.cc (Symbol_table::is_section_folded): New function.
8828 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8829 to sections marked as identical by icf.
8830 * symtab.h (Symbol_table::set_icf): New function.
8831 (Symbol_table::icf): New function.
8832 (Symbol_table::is_section_folded): New function.
8833 (Symbol_table::icf_): New data member.
8834 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8835 * testsuite/Makefile.am: Add commands to build icf_test.
8836 * testsuite/Makefile.in: Regenerate.
8837 * testsuite/icf_test.sh: New file.
8838 * testsuite/icf_test.cc: New file.
8839
c3b65ac4
CD		 88402009-07-24 Chris Demetriou <cgd@google.com>
8841
8842 * layout.cc (is_compressible_debug_section): Fix incorrect
8843 comment about compressed section names.
8844
1caf2c51
ILT		 88452009-07-20 Ian Lance Taylor <ian@airs.com>
8846
8847 PR 10419
8848 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8849
1ef4d87f
ILT		 88502009-07-16 Ian Lance Taylor <iant@google.com>
8851
8852 PR 10400
8853 * layout.h: #include <map>.
8854 (class Kept_section): Change from struct to class. Add accessors
8855 and setters. Add section size to Comdat_group mapping. Change
8856 Comdat_group to std::map. Add is_comdat_ field. Add
8857 linkonce_size field in union.
8858 (class Layout): Update declaration of find_or_add_kept_section.
8859 Don't declare find_kept_object.
8860 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8861 parameter. Add object, shndx, is_comdat, and is_group_name
8862 parameters. Change all callers. Adjust for new Kept_section.
8863 (Layout::find_kept_object): Remove.
8864 * object.cc (Sized_relobj::include_section_group): Update use of
8865 Kept_section. Rename secnum to shndx. Only record
8866 Kept_comdat_section if sections are the same size.
8867 (Sized_relobj::include_linkonce_section): Update use of
8868 Kept_section. Only record Kept_comdat_section if sections are the
8869 same size. Set size of linkonce section.
8870 (Sized_relobj::map_to_kept_section): Update call to
8871 get_kept_comdat_section.
8872 * object.h (class Sized_relobj): Rename fields in
8873 Kept_comdat_section to drop trailing underscores; change object
8874 field to Relobj*. Change Kept_comdat_section_table to store
8875 struct rather than pointer.
8876 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8877 Add kept_object and kept_shndx parameters. Change all callers.
8878 (Sized_relobj::get_kept_comdat_section): Change return type to
8879 bool. Add kept_object and kept_shndx parameters. Change all
8880 callers.
8881 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8882 Layout::find_or_add_kept_section.
8883
37c3b7b0
ILT		 88842009-07-09 Ian Lance Taylor <iant@google.com>
8885
8886 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8887 Reserve space in the hash table.
8888
98fa85cb
ILT		 88892009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8890
8891 * fileread.cc (File_read::get_mtime): New method.
8892 * fileread.h (Timespec): New structure.
8893 (File_read::get_mtime): New method.
8894 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8895 Renamed from timestamp_nsec.
8896 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8897 Elf_Xword.
e1df38aa 8898 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8899 timestamp_nsec.
e1df38aa 8900 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8901 (Incremental_inputs::report_obejct): Save mtime; style fix.
8902 (Incremental_inputs::report_script): Save mtime; style fix.
8903 (Incremental_inputs::finalize_inputs): Style fix.
8904 (Incremental_inputs::finalize): Style fix.
8905 (Incremental_inputs::create_input_section_data): Store inputs
8906 mtime.
8907 * incremental.h (Incremental_inputs::report_script): Add mtime
8908 argument.
8909 (Incremental_inputs::Input_info::Input_info): Intialize only one
8910 union member.
8911 (Incremental_inputs::Input_info::archive): Move to nameless
8912 union.
8913 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8914 (Incremental_inputs::Input_info::script): Move to nameless union.
8915 (Incremental_inputs::mtime): New field.
8916 * script.cc (read_input_script): Pass file mtime to
8917 Incremental_input.
8918 * script.h (Script_info::inputs): Style fix.
8919
c9d70757
ILT		 89202009-07-01 Ian Lance Taylor <ian@airs.com>
8921
8922 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8923 instead of 32.
8924
9c547ec3
ILT		 89252009-06-24 Ian Lance Taylor <iant@google.com>
8926
8927 PR 10156
8928 * layout.cc (Layout::choose_output_section): If we find an
8929 existing section, update the flags.
8930 (Layout::create_notes): New function, broken out of
8931 Layout::finalize.
8932 (Layout::finalize): Don't create note sections.
8933 (Layout::create_note): Don't crash if linker script discards
8934 section.
8935 (Layout::create_gold_note): Likewise.
8936 (Layout::create_build_id): Likewise. Don't set
8937 after_input_sections on the section.
8938 (Layout::create_executable_stack_info): Remove target parameter.
8939 Change caller.
8940 * layout.h (class Layout): Declare create_notes. Update
8941 declaration of create_executable_stack_info.
8942 * gold.cc (queue_middle_tasks): Call create_notes.
8943 * output.cc (Output_section::update_flags_for_input_section): Move
8944 here from output.h. If SHF_ALLOC flag is newly set, mark address
8945 invalid.
8946 * output.h (Output_data::mark_address_invalid): New function.
8947 (class Output_section): Only declare, not define,
8948 update_flags_for_input_section. Remove set_flags.
8949
55458500
ILT		 89502009-06-24 Ian Lance Taylor <iant@google.com>
8951
8952 * script-sections.cc (Output_section_definition::
8953 set_section_addresses): Rename shadowing local load_address to
8954 laddr.
8955
1307d6cd
ILT		 89562009-06-24 Ian Lance Taylor <iant@google.com>
8957
8958 PR 10244
8959 * reloc.cc (relocate_sections): Skip empty relocation sections.
8960
ec3f783e
ILT		 89612009-06-23 Ian Lance Taylor <iant@google.com>
8962
8963 PR 10156
8964 * layout.cc (Layout::create_note): Use choose_output_section
8965 rather than make_output_section.
8966
459c9f1c
ILT		 89672009-06-23 Ian Lance Taylor <iant@google.com>
8968
8969 PR 10237
8970 * options.cc (General_options::parse_V): Set printed_version_.
8971 (General_options::General_options): Initialize printed_version_.
8972 * options.h (class General_options): Add printed_version_ field.
8973 * gold.cc (queue_initial_tasks): If there are no input files,
8974 don't give a fatal error if we printed the version information.
8975 (queue_middle_tasks): If using -r with a shared object, give a
8976 fatal error rather than an ordinary error.
8977
1518dc8f
ILT		 89782009-06-23 Ian Lance Taylor <iant@google.com>
8979
8980 PR 10219
8981 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8982 (Layout::make_output_section): Set have_stabstr_section_ if we see
8983 a .stab*str section.
8984 (Layout::finalize): Call link_stabs_sections.
8985 (Layout::link_stabs_sections): New file.
8986 * layout.h (class Layout): Add have_stabstr_section_ field.
8987 Declare link_stabs_sections.
8988
3d857b98
DK		 89892009-06-23 Doug Kwan <dougkwan@google.com>
8990
8991 * Makefile.am (libgold_a_LIBADD): New.
8992 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8993 * Makefile.in: Regenerate.
8994 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8995 * configure: Regenerate.
8996 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8997 * fileread.cc: Include sys/state.h
8998 * gold.h: Declare memmem and strndup if found missing.
8999 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9000
0639a6f6
ILT		 90012009-06-23 Ian Lance Taylor <iant@google.com>
9002
9003 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9004 * configure: Rebuild.
9005
8d63875c
ILT		 90062009-06-23 Ian Lance Taylor <iant@google.com>
9007
9008 PR 10147
9009 * object.cc (Object::section_contents): Don't try to get a view if
9010 the section has length zero.
9011 (Object::handle_gnu_warning_section): If the section is empty, use
9012 the name of the section as the warning.
9013
f7c8a183
ILT		 90142009-06-23 Ian Lance Taylor <iant@google.com>
9015
9016 PR 10133
9017 * stringpool.h (class Stringpool_template): Add optimize_ field.
9018 (Stringpool_template::set_optimize): New function.
9019 * stringpool.cc (Stringpool_template::Stringpool_template):
9020 Initialize optimize_ field.
9021 (Stringpool_template::set_string_offsets): Test local optimize
9022 fild rather than parameter.
9023 * layout.cc (Layout::Layout): Call set_optimize on the section
9024 name stringpool.
9025
e6a307ba
ILT		 90262009-06-22 Ian Lance Taylor <iant@google.com>
9027
9028 PR 10030
9029 * yyscript.y: Parse TARGET.
9030 * script.cc (script_set_target): New function.
9031 * script-c.h (script_set_target): Declare.
9032 * options.cc (General_options::string_to_object_format): Rename
9033 from string_to_object_format in anonymous namespace. Change
9034 callers.
9035 * options.h (class General_options): Declare
9036 string_to_object_format.
9037
3ee173de
ILT		 90382009-06-22 Ian Lance Taylor <iant@google.com>
9039
9040 * script-sections.cc (Script_sections::create_segments): Don't put
9041 program headers in a PT_LOAD segment if -n or -N.
9042
90432009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9044
9045 PR 10141
9046 * options.h (class General_options): Add -z lazy and -z now. Sort
9047 -z options into alphabetical order.
9048 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9049
cd6739a1 90502009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9051
9052 * layout.cc (Layout::make_output_section): Call
9053 Target::new_output_section.
9054 (Layout::attach_allocated_section_to_segment): Put large section
9055 sections in a separate load segment with the large segment flag
9056 set.
9057 (Layout::segment_precedes): Sort large data segments after other
9058 load segments.
9059 (align_file_offset): New static function.
9060 (Layout::set_segment_offsets): Use align_file_offset.
9061 * output.h (class Output_section): Add is_small_section_ and
9062 is_large_section_ fields.
9063 (Output_section::is_small_section): New function.
9064 (Output_section::set_is_small_section): New function.
9065 (Output_section::is_large_section): New function.
9066 (Output_section::set_is_large_section): New function.
9067 (Output_section::is_large_data_section): New function.
9068 (class Output_segment): Add is_large_data_segment_ field.
9069 (Output_segment::is_large_data_segment): New function.
9070 (Output_segment::set_is_large_data_segment): New function.
9071 * output.cc (Output_section::Output_section): Initialize new
9072 fields.
9073 (Output_segment::Output_segment): Likewise.
9074 (Output_segment::add_output_section): Add assertion that large
9075 data sections always go in large data segments. Force small data
9076 sections to the end of the list of data sections. Force small BSS
9077 sections to the start of the list of BSS sections. For large BSS
9078 sections to the end of the list of BSS sections.
9079 * symtab.h (class Symbol): Declare is_common_shndx.
9080 (Symbol::is_defined): Check Symbol::is_common_shndx.
9081 (Symbol::is_common): Likewise.
9082 (class Symbol_table): Define enum Commons_section_type. Update
9083 declarations. Add small_commons_ and large_commons_ fields.
9084 * symtab.cc (Symbol::is_common_shndx): New function.
9085 (Symbol_table::Symbol_table): Initialize new fields.
9086 (Symbol_table::add_from_object): Put small and large common
9087 symbols in the right list.
9088 (Symbol_table::sized_finalized_symbol): Check
9089 Symbol::is_common_shndx.
9090 (Symbol_table::sized_write_globals): Likewise.
9091 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9092 common symbol lists. Don't call do_allocate_commons_list if the
9093 list is empty.
9094 (Symbol_table::do_allocate_commons_list): Remove is_tls
9095 parameter. Add comons_section_type parameter. Change all
9096 callers. Handle small and large common symbols.
9097 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9098 Symbol::is_common_shndx.
9099 * resolve.cc (symbol_to_bits): Likewise.
9100 * target.h (Target::small_common_shndx): New function.
9101 (Target::small_common_section_flags): New function.
9102 (Target::large_common_shndx): New function.
9103 (Target::large_common_section_flags): New function.
9104 (Target::new_output_section): New function.
9105 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9106 small_common_section_flags, and large_common_section_flags
9107 fields.
9108 (Target::do_new_output_section): New virtual function.
9109 * arm.cc (Target_arm::arm_info): Initialize new fields.
9110 * i386.cc (Target_i386::i386_info): Likewise.
9111 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9112 Likewise.
9113 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9114 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9115 (Target_x86_64::do_new_output_section): New function.
9116 * configure.ac: Define conditional MCMODEL_MEDIUM.
9117 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9118 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9119 (large_LDFLAGS): Define.
9120 * testsuite/large.c: New file.
9121 * testsuite/testfile.cc (Target_test::test_target_info):
9122 Initialize new fields.
9123 * configure, testsuite/Makefile.in: Rebuild.
9124
bb04269c
DK		 91252009-06-05 Doug Kwan <dougkwan@google.com>
9126
9127 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9128 * Makefile.in: Regenerate.
bb04269c
DK		 9129 * i386.cc (class Target_i386): Define new virtual method to
9130 override do_is_local_label_name in parent.
9131 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9132 local symbols if --discard-locals or -X is given.
9133 * options.h (class General_options): Declare new options
9134 '--discard-locals' and '-X' for discarding locals.
9135 * target.h (class Target): Define new methods is_local_label_name.
9136 Declare new virtual method do_is_local_label_name.
9137 * target.cc: New file.
9138 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9139 (check_SCRIPTS): Add discard_locals_test.sh.
9140 (check_DATA): Add discard_local_tests.syms.
9141 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9142 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9143 * testsuite/Makefile.in: Regenerate.
9144 * testsuite/discard_locals_test.c: New file.
9145 * testsuite/discard_locals_test.sh: Same.
9146
805bb01c
DK		 91472009-06-05 Doug Kwan <dougkwan@google.com>
9148
9149 * object.cc (Sized_relobj::Sized_relobj): Initialize
9150 discarded_eh_frame_shndx_ to -1U.
9151 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9152 section.
9153 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9154 a discarded .eh_frame section.
9155 (Sized_relobj::do_finalize_local_symbols): Ditto.
9156 * object.h (class Sized_relobj): Declare new member
9157 discarded_eh_frame_shndx_.
9158 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9159 (local_labels_test.o, local_labels_test): New rules.
9160 * testsuite/Makefile.in: Regenerate.
9161
1dcd334d
DK		 91622009-06-04 Doug Kwan <dougkwan@google.com>
9163
9164 * layout.cc (Layout::section_name_mapping): Add mapping for
9165 special ARM sections.
9166
96d49306
DK		 91672009-06-03 Doug Kwan <dougkwan@google.com>
9168
9169 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9170 (utils::has_overflow): Same.
9171
dff16297
ILT		 91722009-06-03 Ian Lance Taylor <iant@google.com>
9173
9174 * layout.cc (Layout::section_name_mapping): New array, replacing
9175 Layout::linkonce_mapping.
9176 (Layout::section_name_mapping_count): New variable, replacing
9177 Layout::linkonce_mapping_count.
9178 (Layout::linkonce_output_name): Remove.
9179 (Layout::output_section_name): Rewrite.
9180 * layout.h (class Layout): Rename Linkonce_mapping to
9181 Section_name_mapping, linkonce_mapping to section_name_mapping,
9182 linkonce_mapping_count to section_name_mapping_count. Don't
9183 declare linkonce_output_name.
9184
c121c671
DK		 91852009-06-03 Doug Kwan <dougkwan@google.com>
9186
9187 * gold/arm.cc (namespace utils): New.
9188 (Target_arm::reloc_is_non_pic): Define new method.
9189 (class Arm_relocate_functions): New.
9190 (Target_arm::Relocate::relocate): Handle relocation types used by
9191 Android.
9192
07800fab
ILT		 91932009-06-03 Ian Lance Taylor <iant@google.com>
9194
9195 * arm.cc (Target_arm::scan::global): Use || instead of |.
9196
c121c671
DK		 91972009-06-02 Doug Kwan <dougkwan@google.com>
9198
9199 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9200 issued_non_pic_error_.
9201 (class Target_arm::Scan): Declare new method check_non_pic.
9202 Define new method symbol_needs_plt_entry.
9203 Declare new data member issued_non_pic_error_.
9204 (class Target_arm::Relocate): Declare new method
9205 should_apply_static_reloc.
9206 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9207 (Target_arm::Scan::check_non_pic): Define new method.
9208 (Target_arm::Scan::local): Handle a small subset of reloc types used
9209 by Android.
9210 (Target_arm::Scan::local): Same.
9211 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9212
b19b0c6d
ILT		 92132009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9214
9215 * incremental.cc (Incremental_inputs::report_command_line): Filter
9216 out --incremental-* options.
9217
94cdfcff
DK		 92182009-05-29 Doug Kwan <dougkwan@google.com>
9219
9220 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9221 template class.
9222 (class Target_arm): Update comment.
9223 (Target_arm::Target_arm): Initialize new data members GOT_,
9224 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9225 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9226 and Target_arm::rel_dyn_section.
9227 Declare new_enum Target_arm::Got_type.
9228 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9229 and DYNBSS_.
9230 Update commments for member do_dynsym_value.
9231 (Target_arm::got_size, Target_arm::plt_section,
9232 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9233 new methods inside class defintion.
9234 (Target_arm::got_section): Define new method.
9235 (Target_arm::rel_dyn_section): Same.
9236 (Output_data_plt_arm): New template class.
9237 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9238 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9239 (Output_data_plt_arm::add_entry): Same.
9240 (Output_data_plt_arm::first_plt_entry): Define new
9241 static data member for PLT instruction template.
9242 (Output_data_plt_arm::plt_entry): Same.
9243 (Output_data_plt_arm::do_write): Define new method.
9244 (Target_arm::make_plt_entry): Same.
9245 (Target_arm::do_finalize_sections): Same.
9246 (Target_arm::do_dynsym_value): Same.
9247
4a657b0d
DK		 92482009-05-28 Doug Kwan <dougkwan@google.com>
9249
9250 * Makefile.am (TARGETSOURCES): Add arm.cc.
9251 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9252 * Makefile.in: Regenerate.
9253 * arm.cc: New file.
9254 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9255
e7ae8c36
DK		 92562009-05-26 Doug Kwan <dougkwan@google.com>
9257
9258 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9259 (General_options::check_excluded_libs): Strip off directories in
9260 archive name before matching like GNU ld does.
9261 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9262 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9263 (exclude_libs_test_LDFLAGS): Add linker option
9264 -Wl,--exclude-libs,libexclude_libs_test_3
9265 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9266 an explicit archive without using -l.
9267 (alt/libexclude_libs_test_3.a): New make rule.
9268 * testsuite/Makefile.in: Regenerate.
9269 * testsuite/exclude_libs_test.c : Declare lib3_default().
9270 (main): Call it.
9271 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9272 * exclude_libs_test_3.c: New file.
9273
f12e7348
NC		 92742009-05-26 Nick Clifton <nickc@redhat.com>
9275
9276 * po/id.po: New Indonesian translation.
9277 * po/gold.pot: Updated template file.
9278
4daadc0d
ST		 92792009-05-22 Sriraman Tallam <tmsriram@google.com>
9280
e1df38aa 9281 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9282 gc_comdat_test files. Add -Wl,--gc-sections to build
9283 gc_comdat_test.
9284 * testsuite/Makefile.in: Regenerate.
9285 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9286
531813ad
ST		 92872009-05-21 Sriraman Tallam <tmsriram@google.com>
9288
9289 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9290 kept comdat section was garbage collected.
9291 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9292 * testsuite/Makefile.in: Regenerate.
9293 * testsuite/gc_comdat_test.sh: New file.
9294 * testsuite/gc_comdat_test_1.cc: New file.
9295 * testsuite/gc_comdat_test_2.cc: New file.
9296
65514900
CC		 92972009-05-19 Doug Kwan <dougkwan@google.com>
9298
9299 * archive.cc (Archive::Archive): Move constructor from archive.h
9300 to here. Initialize no_export_.
9301 (Archive::get_elf_object_for_member): Set no_export flag of object.
9302 * archive.h (Archive::Archive): Move constructor body to
9303 archive.cc.
9304 (Archive::no_export): New method.
9305 (Archive::no_export_): New field.
9306 * object.h (Object::Object): Initialize no_export_ to false.
9307 (Object::no_export, Object::set_no_export): New methods.
9308 (Object::no_export_): New field.
9309 * options.cc (General_options::parse_exclude_libs): New method.
9310 (General_options::check_excluded_libs) Same.
9311 * options.h (exclude_libs): New option.
9312 (General_options::check_excluded_libs): New method declaration.
9313 (General_options::excluded_libs_): New field.
9314 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9315 default or protected visibility if an object has no-export flag set.
9316 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9317 (check_SCRIPTS): Add exclude_libs_test.sh.
9318 (check_DATA): Add exclude_libs_test.syms.
9319 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9320 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9321 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9322 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9323 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9324 libexclude_libs_test_2.a): New rules.
9325 * testsuite/Makefile.in: Regenerate.
9326 * testsuite/exclude_libs_test.c: New file.
9327 * testsuite/exclude_libs_test.sh: Ditto.
9328 * testsuite/exclude_libs_test_1.c: Ditto.
9329 * testsuite/exclude_libs_test_2.c: Ditto.
9330
1b77ea50
ILT		 93312009-05-15 Ian Lance Taylor <iant@google.com>
9332
9333 * configure.ac: Check for declarations for cases where libiberty.h
9334 checks HAVE_DECL_xxx.
9335 * configure, config.in: Rebuild.
9336
072fe7ce
ILT		 93372009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9338
9339 * gold.h (Incremental_argument_list): Remove (invalid) forward
9340 declaration.
9341 * incremental.cc (Incremental_inputs::report_achive): New method.
9342 (Incremental_inputs::report_object): New method.
9343 (Incremental_inputs::report_script): New method.
9344 (Incremental_inputs::finalize_inputs): New method.
9345 (Incremental_inputs::finalize): Call finalize_inputs().
9346 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9347 Create inputs entries.
9348 * incremental.h (Incremental_input_type): New enum.
9349 (Incremental_inputs::Incremental_input): Initialize new fields.
9350 (Incremental_inputs::report_inputs): New method.
9351 (Incremental_inputs::report_achive): New method.
9352 (Incremental_inputs::report_object): New method.
9353 (Incremental_inputs::report_script): New method.
9354 (Incremental_inputs::finalize_inputs): New method.
9355 (Incremental_inputs::Input_info): New struct.
9356 (Incremental_inputs::Input_info_map): New typedef.
9357 (Incremental_inputs::lock_): New field.
9358 (Incremental_inputs::Inputs_): New field.
9359 (Incremental_inputs::Inputs_map): New field.
9360 * main.cc (main): Call Incremental_input::report_inputs.
9361 * options.h (Input_argument_list): Typedef moved from
9362 Input_arguments.
9363 (Input_file_group::Files): Remove, use ::Input_argument_list.
9364 (Input_file_group::Input_argument_list): Remove, use
9365 ::Input_argument_list.
9366 * plugin.cc (Plugin_manager::add_input_file): Add error in
9367 incremental build.
9368 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9369 functions.
9370 * script.cc (read_input_script): Call
9371 Incremental_input::report_script.
9372 * script.h (Script_info): New class.
9373
b0481b0b
ILT		 93742009-04-27 Ian Lance Taylor <iant@google.com>
9375
9376 * x86_64.cc (do_adjust_output_section): Set entsize to
9377 plt_entry_size.
9378
b22a5a41 93792009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9380
9381 * output.cc (Output_file::close): After short writes, continue
9382 writing from the correct offset in the buffer being written.
9383
40fde488
CD		 93842009-04-23 Chris Demetriou <cgd@google.com>
9385
9386 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9387 * configure: Regenerate.
9388 * config.in: Regenerate.
9389 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9390 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9391
3ce2c28e
ILT		 93922009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9393
9394 * incremental.cc (Incremental_inputs_header_data): Renamed from
9395 Incremental_input_header_data.
9396 (Incremental_inputs_header_data::data_size): New field.
9397 (Incremental_inputs_header_data::put_input_file_count): Renamed
9398 from input_file_count.
9399 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9400 from command_line_offset.
9401 (Incremental_inputs_header_data::put_reserved): Renamed from
9402 put_reserved.
9403 (Incremental_inputs_entry_data): Renamed from
9404 Incremental_input_entry_data.
9405 (Incremental_inputs_entry_data::data_size): New field.
9406 (Incremental_inputs::report_command_line): New method.
9407 (Incremental_inputs::finalize): New method.
9408 (Incremental_inputs::create_incremental_inputs_data): New method.
9409 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9410 * incremental.h: New file.
9411 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9412 (Layout::finalize): Create incremental inputs section in
9413 incremental builds.
9414 (Layout::create_incremental_info_sections): New method.
9415 * layout.h (Layout::incremental_inputs): New method.
9416 (Layout::create_incremental_info_sections): New method.
9417 (Layout::incremental_inputs_): New field.
9418 * main.cc (main): Notify Incremental_input of the command line.
9419
e55bde5e
ILT		 94202009-04-01 Ian Lance Taylor <iant@google.com>
9421 Mikolaj Zalewski <mikolajz@google.com>
9422
9423 * gold.h (reserve_unordered_map): Define, three versions, one for
9424 each version of Unordered_map.
9425 * layout.cc (Layout::Layout): Remove options parameter. Add
9426 number_of_input_files parameter. Don't initialize options_.
9427 Initialize number_of_input_files_ and resized_signatures_. Move
9428 sections_are_attached_.
9429 (Layout::layout_group): Reserve space for group_signatures_.
9430 (Layout::find_or_add_kept_section): Change name parameter to be a
9431 reference. Resize signatures_ map when it gets large enough.
9432 (Layout::layout_eh_frame): Use parameters->options() instead of
9433 this->options_.
9434 (Layout::make_output_section): Likewise.
9435 (Layout::attach_allocated_section_to_segment): Likewise.
9436 (Layout::finalize, Layout::create_executable_stack): Likewise.
9437 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9438 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9439 * layout.h (class Layout): Update declarations. Remove options_
9440 field. Add number_of_input_files_ and resized_signatures_
9441 fields. Move sections_are_attached_ field.
9442 * main.cc (main): Pass number of input files to Layout
9443 constructor. Don't pass options.
9444
154b857c
ILT		 94452009-03-30 Ian Lance Taylor <iant@google.com>
9446
9447 * ffsll.c (ffsll): Correct implementation.
9448
2f35ab9b
ILT		 94492009-03-27 Ian Lance Taylor <iant@google.com>
9450
fd03461a
ILT		 9451 * ffsll.c: New file.
9452 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9453 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9454 * ftruncate.c (ftruncate): Declare before definition.
9455 * mremap.c (mremap): Likewise.
9456 * pread.c (pread): Likewise.
9457 * configure, Makefile.in, config.in: Rebuild.
9458
2f35ab9b
ILT		 9459 * mremap.c: New file.
9460 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9461 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9462 (mremap): Declare if HAVE_MREMAP is not defined.
9463 * configure, Makefile.in, config.in: Rebuild.
9464
33aea2fd
CC		 94652009-03-27 Cary Coutant <ccoutant@google.com>
9466
9467 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9468 position independent.
9469 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9470 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9471
6d479619
CC		 94722009-03-24 Cary Coutant <ccoutant@google.com>
9473
9474 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9475 an executable.
9476 (needs_dynamic_reloc): Likewise.
9477
afc06bb8
ILT		 94782009-03-24 Ian Lance Taylor <iant@google.com>
9479
9480 * yyscript.y (file_cmd): Recognize EXTERN.
9481 (extern_name_list, extern_name_list_body): New nonterminals.
9482 * script.cc (script_add_extern): Define.
9483 * script-c.h (script_add_extern): Declare.
9484
f6060a4d
ILT		 94852009-03-24 Rafael Avila de Espindola <espindola@google.com>
9486
9487 * object.cc (is_elf_object): Define.
9488 * object.h (is_elf_object): Declare.
9489 * archive.cc (Archive::get_elf_object_for_member): Call
9490 is_elf_object.
33aea2fd 9491 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9492
26736d8e
ILT		 94932009-03-24 Elliott Hughes <enh@google.com>
9494
9495 * output.cc (Output_file::map_anonymous): Define.
9496 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9497 try an anonymous one. Report the size if the mmap fails.
9498 * output.h (class Output_file): Declare map_anonymous.
9499
22fd9730
ILT		 95002009-03-24 Ian Lance Taylor <iant@google.com>
9501
9502 * target-select.cc (instantiate_target): Don't acquire the lock if
9503 the instantiated_target_ field has already been set.
9504
cb010894
ILT		 95052009-03-23 Ian Lance Taylor <iant@google.com>
9506
7f055c20
ILT		 9507 * gold-threads.h (class Initialize_lock): Define.
9508 * gold-threads.cc (class Initialize_lock_once): Define.
9509 (initialize_lock_control): New static variable.
9510 (initialize_lock_pointer): New static variable.
9511 (initialize_lock_once): New static function.
9512 (Initialize_lock::Initialize_lock): Define.
9513 (Initialize_lock::initialize): Define.
9514 * target-select.h: Include "gold-threads.h".
9515 (class Target_selector): Add lock_ and initialize_lock_ fields.
9516 Don't define instantiate_target, just declare it.
9517 * target-select.cc (Target_selector::Target_selector): Initialize
9518 new fields.
9519 (Target_selector::instantiate_target): Define.
9520 * descriptors.h: Include "gold-threads.h".
9521 (class Descriptors): Add initialize_lock_ field.
9522 * descriptors.cc (Descriptors::Descriptors): Initialize new
9523 field.
9524 (Descriptors::open): Use initialize_lock_ field
9525 * errors.h (class Errors): Add initialize_lock_ field.
9526 * errors.cc (Errors::Errors): Initialize new field.
9527 (Errors::initialize_lock): Use initialize_lock_ field.
9528 * powerpc.cc (class Target_selector_powerpc): Remove
9529 instantiated_target_ field. In do_recognize call
9530 instantiate_target rather than do_instantiate_target. In
9531 do_instantiate_target just allocate a new target.
9532 * sparc.cc (class Target_selector_sparc): Likewise.
9533
36959681
ILT		 9534 * freebsd.h: New file.
9535 * i386.cc: Include "freebsd.h".
9536 (Target_i386): Derive from Target_freebsd rather than
9537 Sized_target.
9538 (Target_selector_i386): Derive from Target_selector_freebsd rather
9539 than Target_selector.
9540 * x86_64.cc: Include "freebsd.h".
9541 (Target_x86_64): Derive from Target_freebsd rather than
9542 Sized_target.
9543 (Target_selector_x86_64): Derive from Target_selector_freebsd
9544 rather than Target_selector.
9545 * target.h (class Target): Add adjust_elf_header and
9546 do_adjust_elf_header.
9547 * output.cc (Output_file_header:: do_sized_write): Call target
9548 adjust_elf_header routine.
9549 * configure.tgt: Set targ_osabi.
9550 * configure.ac: Define GOLD_DEFAULT_OSABI.
9551 * parameters.cc (Parameters::default_target): Pass
9552 GOLD_DEFAULT_OSABI to select_target.
9553 * target-select.h (class Target_selector): Make instantiate_target
9554 protected rather than private.
9555 * Makefile.am (HFILES): Add freebsd.h.
9556 * configure, Makefile.in, config.in: Rebuild.
9557
cb010894
ILT		 9558 * merge.cc (do_add_input_section): Correct pend value. Change
9559 message about last entry not being null terminated from error to
9560 warning.
9561
0e879927
ILT		 95622009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9563
9564 * incremental.cc: New file.
9565 * Makefile.am (CCFILES): Add incremental.cc.
9566 * Makefile.in: Rebuild.
9567
41105937
PP		 95682009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9569
9570 * layout.cc (Layout::output_section_name): Preserve names
9571 of '.note.' sections.
e1df38aa 9572
60439920
ILT		 95732009-03-19 Ian Lance Taylor <iant@google.com>
9574
9575 * descriptors.cc (Descriptors::open): Check that the options are
9576 valid before using them.
9577
0d371ad3
ILT		 95782009-03-18 Ian Lance Taylor <iant@google.com>
9579
9580 * script-sections.h: Include <list>.
9581 (class Script_sections): Change Sections_elements from std::vector
9582 to std::list. Typedef public Elements_iterator. Add
9583 orphan_section_placement_, data_segment_align_start_, and
9584 saw_data_segment_align_ fields. Remove data_segment_align_index_
9585 field.
9586 * script-sections.cc (class Orphan_section_placement): New class.
9587 (class Sections_element): Add virtual functions is_relro and
9588 orphan_section_init. Remove virtual function place_orphan_here.
9589 (class Output_section_definition): Add is_relro and
9590 orphan_section_init. Remove place_orphan_here.
9591 (class Orphan_output_section): Likewise.
9592 (Script_sections::Script_sections): Update for field changes.
9593 (Script_sections::data_segment_align): Set saw_data_segment_align_
9594 and data_segment_align_start_, not data_segment_align_index.
9595 (Script_sections::data_segment_relro_end): Check
9596 saw_data_segment_align_. Use data_segment_align_start_ rather
9597 than data_segment_align_index_.
9598 (Script_sections::place_orphan): Rewrite to use
9599 Orphan_section_placement.
9600
9201d894
ILT		 96012009-03-17 Ian Lance Taylor <iant@google.com>
9602
9c5b8369
ILT		 9603 * archive.cc (Archive::add_symbols): Check for a version attached
9604 to the symbol name in the archive map.
9605 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9606 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9607 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9608 (ver_test_11.a): New target.
9609 * testsuite/Makefile.in: Rebuild.
9610
9201d894
ILT		 9611 * configure.ac: Check for chsize and posix_fallocate. Replace
9612 ftruncate.
9613 * ftruncate.c: New file, from gnulib.
9614 * output.cc (posix_fallocate): Define dummy version if not
9615 HAVE_POSIX_FALLOCATE.
9616 (Output_file::map): Call posix_fallocate rather than lseek and
9617 write.
9618 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9619 * configure, Makefile.in, config.in: Rebuild.
9620
ef4ab7a8 96212009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9622
ef4ab7a8
PP		 9623 * layout.h (Layout::create_note): Add section_name parameter.
9624 * layout.cc (Layout::create_note): Likewise.
9625 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9626
8c500701
ILT		 96272009-03-17 Ian Lance Taylor <iant@google.com>
9628
e85b18e1
ILT		 9629 * descriptors.cc: Include "options.h".
9630 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9631 (Descriptors::open): Always use O_CLOEXEC when opening a new
9632 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9633 then set FD_CLOEXEC.
9634
9efe6174
ILT		 9635 * sparc.cc (class Target_sparc): Add has_got_section.
9636 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9637 make sure we have a GOT section.
9638
9639 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9640 (Target_sparc::Scan::local): Likewise.
9641 (Target_sparc::Scan::global): Likewise.
9642 (Target_sparc::Relocate::relocate): Likewise.
9643 (Target_sparc::Relocate::relocate_tls): Likewise.
9644
8c500701
ILT		 9645 * symtab.cc (Symbol_table::define_default_version): New function,
9646 broken out of add_from_object.
9647 (Symbol_table::add_from_object): Call define_default_version.
9648 (Symbol_table::define_special_symbol): Add resolve_oldsym
9649 parameter. Change all callers. If the version for a symbol comes
9650 from a version script, resolve it with the symbol with the same
9651 name with no version. Also add the symbol without a version if
9652 appropriate.
9653 (do_define_in_output_data): If resolving with oldsym, don't delete
9654 sym.
9655 (do_define_in_output_segment): Likewise.
9656 (do_define_as_constant): Likewise.
9657 * symtab.h (class Symbol_table): Update declarations.
9658
f1ed28fb
ILT		 96592009-03-13 Ian Lance Taylor <iant@google.com>
9660
15f8229b
ILT		 9661 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9662 (Read_symbols::requeue): New function.
9663 (Read_symbols::do_read_symbols): If make_elf_object fails because
9664 the target type is not configured, and the file was searched for,
9665 issue a warning and retry with the next directory.
9666 (Add_symbols::run): If the file has an incompatible format, and
9667 it was searched for, requeue the Read_symbols task. On error,
9668 release the object.
9669 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9670 dirindex parameter to constructor. Change all callers. Declare
9671 incompatible_warning and requeue.
9672 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9673 input_argument_ and input_group_ fields. Add them to
9674 constructor. Change all callers.
9675 (class Read_script): Add dirindex_ field. Add it to constructor.
9676 Change all callers.
9677 * archive.cc (Archive::setup): Remove input_objects parameter.
9678 Change all callers.
9679 (Archive::get_file_and_offset): Likewise.
9680 (Archive::read_all_symbols): Likewise.
9681 (Archive::read_symbols): Likewise.
9682 (Archive::get_elf_object_for_member): Remove input_objects
9683 parameter. Add punconfigured parameter. Change all callers.
9684 (Archive::add_symbols): Change return type to bool. Check return
9685 value of include_member.
9686 (Archive::include_all_members): Likewise.
9687 (Archive::include_member): Change return type to bool. Return
9688 false if first included object has incompatible target. Set
9689 included_member_ field.
9690 (Add_archive_symbols::run): If add_symbols returns false, requeue
9691 Read_symbols task.
9692 * archive.h (class Archive): Add included_member_ field.
9693 Initialize it in constructor. Add input_file and searched_for
9694 methods. Update declarations.
9695 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9696 input_argument_ fields. Add them to constructor. Change all
9697 callers.
9698 * script.cc: Include "target-select.h".
9699 (class Parser_closure): Add skip_on_incompatible_target_ and
9700 found_incompatible_target_ fields. Add
9701 skip_on_incompatible_target parameter to constructor. Change all
9702 callers. Add methods skip_on_incompatible_target,
9703 clear_skip_on_incompatible_target, found_incompatible_target, and
9704 set_found_incompatible_target.
9705 (read_input_script): Add dirindex parameter. Change all callers.
9706 If parser finds an incompatible target, requeue Read_symbols
9707 task.
9708 (script_set_symbol): Clear skip_on_incompatible_target in
9709 closure.
9710 (script_add_assertion, script_parse_option): Likewise.
9711 (script_start_sections, script_add_phdr): Likewise.
9712 (script_check_output_format): New function.
9713 * script.h (read_input_script): Update declaration.
9714 * script-c.h (script_check_output_format): Declare.
9715 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9716 (ignore_cmd): Remove OUTPUT_FORMAT.
9717 * fileread.cc (Input_file::Input_file): Add explicit this.
9718 (Input_file::will_search_for): New function.
9719 (Input_file::open): Add pindex parameter. Change all callers.
9720 * fileread.h (class Input_file): Add input_file_argument method.
9721 Declare will_search_for. Update declarations.
9722 * object.cc (make_elf_object): Add punconfigured parameter.
9723 Change all callers.
9724 * object.h (class Object): Make input_file public. Add
9725 searched_for method.
9726 (make_elf_object): Update declaration.
9727 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9728 restart search.
9729 * dirsearch.h (class Dirsearch): Update declaration.
9730 * options.h (class General_options): Add --warn-search-mismatch.
9731 * parameters.cc (Parameters::is_compatible_target): New function.
9732 * parameters.h (class Parameters): Declare is_compatible_target.
9733 * workqueue.cc (Workqueue::add_blocker): New function.
9734 * workqueue.h (class Workqueue): Declare add_blocker.
9735
f1ed28fb
ILT		 9736 * fileread.cc (Input_file::open): Remove options parameter.
9737 Change all callers.
9738 (Input_file::open_binary): Likewise.
9739 * script.cc (read_input_script): Likewise.
9740 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9741 options parameter from constructor. Change all callers.
9742 (class Read_script): Likewise.
9743 * fileread.h (class Input_file): Update declarations.
9744 * script.h (read_input_script): Update declaration.
9745
34dd024a
NC		 97462009-03-10 Nick Clifton <nickc@redhat.com>
9747
9748 * po/es.po: New Spanish translation.
9749
6d71b17c
CC		 97502009-03-06 Cary Coutant <ccoutant@google.com>
9751
9752 * options.cc (parse_short_option): Keep dash_z from registering itself.
9753
031cdbed
ILT		 97542009-03-03 Ian Lance Taylor <iant@google.com>
9755
9756 PR 9918
9757 * target-reloc.h (relocate_section): Pass output_section to
9758 relocate.
9759 * i386.cc (Target_i386::should_apply_static_reloc): Add
9760 output_section parameter. Change all callers.
9761 (Target_i386::Relocate::relocate): Add output_section parameter.
9762 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9763 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9764 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9765 * testsuite/two_file_shared.sh: New script.
9766 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9767 (check_DATA): Add two_file_shared.dbg.
9768 (two_file_shared.dbg): New target.
9769 * testsuite/Makefile.in: Rebuild.
9770
15d5fa16
ILT		 97712009-03-01 Ian Lance Taylor <iant@google.com>
9772
9773 * configure.ac: Check for byteswap.h.
9774 * configure: Rebuild.
9775 * config.in: Rebuild.
9776
8a4c0b0d
ILT		 97772009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9778
9779 * layout.cc (Layout::find_or_add_kept_section): New function.
9780 (Layout::add_comdat): Removed.
9781 * layout.h (struct Kept_section): Move out of class Layout.
9782 Remove trailing underscores from field names. Add group_sections
9783 field. Rename group_ field to is_group. Change all uses.
9784 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9785 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9786 comdat_groups_ field.
9787 (Sized_relobj::include_section_group): Use
9788 find_or_add_kept_section and Kept_section::group_sections.
9789 (Sized_relobj::include_linkonce_section): Likewise.
9790 * object.cc (class Sized_relobj): Don't define Comdat_group or
9791 Comdat_group_table. Remove find_comdat_group and
9792 add_comdat_group. Remove comdat_groups_ field.
9793 * plugin.cc (include_comdat_group): Use
9794 Layout::find_or_add_kept_section.
9795
b4ecf66b
ILT		 97962009-02-28 Ian Lance Taylor <iant@google.com>
9797
14359ca0
ILT		 9798 * README: --gc-sections and map files are now supported. Document
9799 some build requirements.
9800
b4ecf66b
ILT		 9801 PR 6992
9802 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9803 relocatable link set the value of the section symbol to zero.
9804 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9805 relocatable link don't include the section address in the local
9806 symbol value.
9807
0602e05a
ILT		 98082009-02-27 Ian Lance Taylor <iant@google.com>
9809
fd9d194f
ILT		 9810 PR 6811
9811 * options.h (class Search_directory): Add is_system_directory.
9812 (class General_options): Declare is_in_system_directory.
9813 * options.cc (get_relative_sysroot): Make static.
9814 (get_default_sysroot): Make static.
9815 (General_optoins::is_in_system_directory): New function.
9816 * fileread.cc (Input_file::is_in_system_directory): New function.
9817 * fileread.h (class Input_file): Declare is_in_system_directory.
9818 * object.h (class Object): Add is_in_system_directory.
9819 (class Input_objects): Remove system_library_directory_ field.
9820 * object.cc (Input_objects::add_object): Don't set
9821 system_library_directory_.
9822 (input_objects::found_in_system_library_directory): Remove.
9823 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9824 parameter. Change all callers.
9825 (Symbol_table::sized_write_globals): Likewise.
9826 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9827 Call Object::is_in_system_directory.
9828 * symtab.h (class Symbol_table): Update declarations.
9829
61edd21f
ILT		 9830 PR 5990
9831 * descriptors.h (Open_descriptor): Add is_on_stack field.
9832 * descriptors.cc (Descriptors::open): If the descriptor is on the
9833 top of the stack, remove it. Initialize is_on_stack field.
9834 (Descriptors::release): Only add pod to stack if it is not on the
9835 stack already.
9836 (Descriptors::close_some_descriptor): Clear stack_next and
9837 is_on_stack fields.
9838
e29e076a
ILT		 9839 PR 7091
9840 * output.cc (Output_section::find_starting_output_address): Rename
9841 from starting_output_address; add PADDR parameter; change return
9842 type.
9843 * output.h (class Output_section): Declare
9844 find_starting_output_address instead of starting_output_address.
9845 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9846 section symbol for which we can't find a merge section.
9847
0602e05a
ILT		 9848 PR 9836
9849 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9850 hidden or internal, force the symbol to be local.
9851 * resolve.cc (Symbol::override_visibility): Define.
9852 (Symbol::override_base): Use override_visibility.
9853 (Symbol_table::resolve): Likewise.
9854 (Symbol::override_base_with_special): Likewise.
9855 (Symbol_table::override_with_special): If the visibility is hidden
9856 or internal, force the symbol to be local.
9857 * symtab.h (class Symbol): Add set_visibility and
9858 override_visibility.
9859 * testsuite/ver_test_1.sh: New file.
9860 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9861 (check_DATA): Add ver_test_1.syms.
9862 (ver_test_1.syms): New target.
9863 * testsuite/Makefile.in: Rebuild.
9864
401a9a73
CC		 98652009-02-25 Cary Coutant <ccoutant@google.com>
9866
9867 * layout.cc (Layout::choose_output_section): Don't rename sections
9868 when using a linker script that has a SECTIONS clause.
9869 * Makefile.in: Regenerate.
9870
9871 * testsuite/Makefile.am (script_test_5.sh): New test case.
9872 * testsuite/Makefile.in: Regenerate.
9873 * testsuite/script_test_5.cc: New file.
9874 * testsuite/script_test_5.sh: New file.
9875 * testsuite/script_test_5.t: New file.
9876
f488e4b0
CC		 98772009-02-13 Rafael Avila de Espindola <espindola@google.com>
9878
9879 * archive.cc (Archive::include_member): Update calls to add_symbols.
9880 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9881 the Layout argument.
9882 * dynobj.h (do_add_symbols): Add the Layout argument.
9883 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9884 Layout argument.
9885 * object.h (Object::add_symbols): Add the Layout argument.
9886 (Object::do_add_symbols): Add the Layout argument.
9887 (Sized_relobj::do_add_symbols): Add the Layout argument.
9888 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9889 Unify the two versions.
9890 (Add_plugin_symbols): Remove.
9891 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9892 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9893 (Add_plugin_symbols): Remove.
9894 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9895 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9896 (Add_symbols::run): Make it work with Pulginobj.
9897
89dd1680
ILT		 98982009-02-06 Ian Lance Taylor <iant@google.com>
9899
9900 * object.cc (Sized_relobj::do_layout): Make info message start
9901 with lower case letter.
9902
266d0a74
ILT		 99032009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9904
602b464e
ILT		 9905 * binary.cc: Fix file comment.
9906
266d0a74
ILT		 9907 * options.h (enum Incremental_disposition): Define.
9908 (class General_options): Add new options: --incremental,
9909 --incremental_changed, --incremental_unchanged,
9910 --incremental_unknown. Add incremental_disposition_ and
9911 implicit_incremental_ fields.
9912 (General_options::incremental_disposition): New function.
9913 (class Position_dependent_options): Add incremental_disposition
9914 option.
9915 (Position_dependent_options::copy_from_options): Set incremental
9916 dispositions.
9917 * options.cc (General_options::parse_incremental_changed): New
9918 function.
9919 (General_options::parse_incremental_unchanged): New function.
9920 (General_options::parse_incremental_unknown): New function.
9921 (General_options::General_options): Initialize new fields
9922 incremental_disposition_ and implicit_incremental_.
9923 (General_options::finalize): Check for uasge of --incremental-*
9924 without --incremental.
9925
f073bbf7
CD		 99262009-02-06 Chris Demetriou <cgd@google.com>
9927
9928 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9929 pointer and to report location as the file name associated with
9930 the symbol.
9931 (gold_undefined_symbol_at_location): New function to replace the
9932 old gold_undefined_symbol functionality.
9933 * target-reloc.h (relocate_section): Update to use
9934 gold_undefined_symbol_at_location.
9935 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9936 Call gold_undefined_symbol function rather than gold_error.
9937 * errors.h (Errors::undefined_symbol): Take location as a
9938 string, rather than calculating it from a relocation.
9939 * errors.cc (Errors::fatal): Print "fatal error:" before the
9940 formatted message.
9941 (Errors::error, Errors::error_at_location): Print "error: "
9942 before the formatted message.
9943 (Errors::undefined_symbol): Take location as a string, rather
9944 than calculating it from a relocation.
9945 (gold_undefined_symbol_at_location): New function akin to
9946 old gold_undefined_symbol, calculates location from relocation.
9947 (gold_undefined_symbol): Change to take only a Symbol pointer
9948 and to report location as the file name associated with the symbol.
9949 * testsuite/debug_msg.sh: Update for changed error messages.
9950 * testsuite/undef_symbol.sh: Likewise.
9951
8e94a90c
ILT		 99522009-02-04 Duncan Sands <baldrick@free.fr>
9953
9954 PR 9812
9955 * reduced_debug_output.h
9956 (Output_reduced_debug_abbrev_section::failed): Use format for
9957 gold_warning.
9958 (Output_reduced_debug_info_section::faild): Likewise.
9959
88a0e15b
ILT		 99602009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9961
9962 * script.cc (Lazy_demangler): New class.
9963 (Version_script_info::get_symbol_version_helper): Demangle a
9964 symbol only once.
9965
5efc7cd2
CC		 99662009-01-29 Cary Coutant <ccoutant@google.com>
9967
9968 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9969 to __tls_get_addr.
9970 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9971
e0ebcf42
ILT		 99722009-01-28 Ian Lance Taylor <iant@google.com>
9973
5efc7cd2 9974 * version.cc (version_string): Bump to 1.9.
75fe7426 9975
e0ebcf42
ILT		 9976 * gold.h: Include <cstring> and <stdint.h>.
9977 * version.cc: Include <cstdio>.
9978 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9979 warning.
9980 * reduced_debug_output.cc (insert_into_vector): Rename from
9981 Insert_into_vector; change all callers. Use Swap_unaligned to
9982 avoid aliasing issue; remove union since it is unnecessary.
9983
8e2813be 99842009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9985
9986 * Makefile.am (CCFILES): Add gc.cc.
9987 (HFILES): Add gc.h.
9988 * Makefile.in: Regenerate.
9989 * gold.cc (Gc_runner): New class.
9990 (queue_initial_tasks): Call garbage collection related tasks
9991 when corresponding options are invoked.
9992 (queue_middle_gc_tasks): New function.
9993 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9994 processed early before laying out sections during garbage collection.
9995 * gold.h (queue_middle_gc_tasks): New function.
9996 (is_prefix_of): Move from "layout.cc".
9997 * i386.cc (Target_i386::gc_process_relocs): New function.
9998 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9999 * main.cc (main): Create object of class "Garbage_collection".
10000 * object.cc (Relobj::copy_symbols_data): New function.
10001 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 10002 (Sized_relobj::do_layout): Allow this function to be called twice
10003 during garbage collection and defer layout of section during the
6d03d481
ST		 10004 first call.
10005 * object.h (Relobj::get_symbols_data): New function.
10006 (Relobj::is_section_name_included): New function.
10007 (Relobj::copy_symbols_data): New function.
10008 (Relobj::set_symbols_data): New function.
10009 (Relobj::get_relocs_data): New function.
10010 (Relobj::set_relocs_data): New function.
10011 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10012 (Relobj::gc_process_relocs): New function.
10013 (Relobj::do_gc_process_relocs): New pure virtual function.
10014 (Relobj::sd_): New data member.
10015 (Sized_relobj::is_output_section_offset_invalid): New function.
10016 (Sized_relobj::do_gc_process_relocs): New function.
10017 * options.h (General_options::gc_sections): Modify to not be a no-op.
10018 (General_options::print_gc_sections): New option.
10019 * plugin.cc (Plugin_finish::run): Remove function call to
10020 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10021 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10022 * reloc.cc (Read_relocs::run): Add task to process relocs and
10023 determine unreferenced sections when doing garbage collection.
10024 (Gc_process_relocs): New class.
10025 (Sized_relobj::do_gc_process_relocs): New function.
10026 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10027 sections that are garbage collected.
10028 * reloc.h (Gc_process_relocs): New class.
10029 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10030 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10031 symbols whose corresponding sections are garbage collected.
10032 (Symbol_table::Symbol_table): Add new parameter for the garbage
10033 collection object.
10034 (Symbol_table::gc_mark_undef_symbols): New function.
10035 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10036 (Symbol_table::gc_mark_dyn_syms): New function.
10037 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10038 as garbage.
10039 (Symbol_table::add_from_object): Likewise.
10040 (Symbol_table::add_from_relobj): When building shared objects, do not
10041 treat externally visible symbols as garbage.
10042 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10043 table information for static and relocatable links.
10044 * symtab.h (Symbol_table::set_gc): New function.
10045 (Symbol_table::gc): New function.
10046 (Symbol_table::gc_mark_undef_symbols): New function.
10047 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10048 (Symbol_table::gc_mark_dyn_syms): New function.
10049 (Symbol_table::gc_): New data member.
e1df38aa 10050 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10051 function.
10052 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10053 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10054
3b293544
CF		 100552009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10056
10057 * options.h (General_options::gc_sections): Define as a no-op for now.
10058 (General_options::no_keep_memory): Ditto.
10059 (General_options::Bshareable): Define.
10060 * options.cc (General_options::finalize): Honor -Bshareable.
10061
83d22aa8
AS		 100622009-01-20 Andreas Schwab <schwab@suse.de>
10063
10064 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10065 read the value in the contents, since we don't use it. Use the
10066 template endianness when writing.
10067 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10068
cd536b21
AS		 100692009-01-19 Andreas Schwab <schwab@suse.de>
10070
10071 * configure.tgt (powerpc64-*): Fix targ_obj.
10072
99e9a495
ILT		 100732009-01-15 Ian Lance Taylor <iant@google.com>
10074
10075 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10076 local symbols when stripping all symbols.
10077
bbbfea06
CC		 100782009-01-14 Cary Coutant <ccoutant@google.com>
10079
99e9a495 10080 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10081
0f7c0701
CC		 100822009-01-14 Cary Coutant <ccoutant@google.com>
10083
10084 * archive.cc (Archive::get_elf_object_for_member): Remove call
10085 to File_read::claim_for_plugin.
10086 * descriptors.cc (Descriptors::open): Remove reference to
10087 is_claimed.
10088 (Descriptors::claim_for_plugin): Remove.
10089 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10090 (Descriptors::is_claimed): Remove.
10091 (claim_descriptor_for_plugin): Remove.
10092 * fileread.cc (File_read::claim_for_plugin): Remove.
10093 * fileread.h (File_read::claim_for_plugin): Remove.
10094 (File_read::descriptor): Reopen descriptor if necessary.
10095 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10096 (Plugin_manager::all_symbols_read): Add task parameter. Change
10097 all callers.
10098 (Plugin_manager::get_input_file): New function.
10099 (Plugin_manager::release_input_file): New function.
10100 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10101 corresponding data member.
10102 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10103 and pass to base constructor. Change all callers.
10104 (get_input_file, release_input_file): New functions.
10105 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10106 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10107 (Plugin_manager::all_symbols_read): Add task parameter.
10108 (Plugin_manager::get_input_file): New function.
10109 (Plugin_manager::release_input_file): New function.
10110 (Plugin_manager::task_): New data member.
10111 (Pluginobj::Pluginobj): Add filesize parameter.
10112 (Pluginobj::filename): New function.
10113 (Pluginobj::descriptor): New function.
10114 (Pluginobj::filesize): New function.
10115 (Pluginobj::filesize_): New data member.
10116 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10117 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10118 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10119
10120 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10121 with archive libraries.
10122 * testsuite/Makefile.in: Regenerate.
10123 * testsuite/plugin_test.c (struct sym_info): New type.
10124 (get_input_file, release_input_file): New static variables.
10125 (onload): Capture new transfer vector entries.
10126 (claim_file_hook): Stop reading at end of file according to filesize.
10127 Factor out parsing of readelf output into separate function.
10128 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10129 APIs and get the source file name from the symbol table. Convert
10130 source file name to corresponding object file name. Print info
10131 message when adding new input files.
10132 (parse_readelf_line): New function.
10133 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10134 * testsuite/plugin_test_2.sh: Likewise.
10135 * testsuite/plugin_test_3.sh: Likewise.
10136 * testsuite/plugin_test_4.sh: New test case.
10137
62a6d109
ILT		 101382009-01-07 Ian Lance Taylor <iant@google.com>
10139
10140 * version.cc (version_string): Bump to 1.8.
10141
483620e8
CC		 101422008-12-23 Cary Coutant <ccoutant@google.com>
10143
10144 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10145 * plugin.cc (Plugin_manager::finish): Rename as
10146 layout_deferred_objects. Move cleanup to separate function.
10147 (Plugin_manager::cleanup): New function.
10148 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10149 separately.
10150 * plugin.h (Plugin_manager::finish): Rename as
10151 layout_deferred_objects.
10152 (Plugin_manager::cleanup): New function.
10153 (Plugin_manager::cleanup_done): New field.
10154
d66a9eb3
CC		 101552008-12-23 Cary Coutant <ccoutant@google.com>
10156
10157 * plugin.cc (is_visible_from_outside): New function.
10158 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10159 so we don't return "IR only" status for exported symbols or -r links.
10160
10161 * testsuite/Makefile.am (plugin_test_3): New test case.
10162 * testsuite/Makefile.in: Regenerate.
10163 * testsuite/plugin_test_3.sh: New file.
10164
5995b570
CC		 101652008-12-22 Cary Coutant <ccoutant@google.com>
10166
10167 * object.cc (Sized_relobj::layout_section): New function.
10168 (Sized_relobj::do_layout): Defer layout of input sections until after
10169 plugin has provided replacement files.
10170 (Sized_relobj::do_layout_deferred_sections): New function.
10171 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10172 (Relobj::layout_deferred_sections): New function.
10173 (Relobj::do_layout_deferred_sections): New function.
10174 (Sized_relobj::do_layout_deferred_sections): New function.
10175 (Sized_relobj::layout_section): New function.
10176 (Sized_relobj::Deferred_layout): New structure.
10177 (Sized_relobj::deferred_layout_): New field.
10178 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10179 Change all callers. Layout deferred sections.
10180 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10181 references.
10182 (Plugin_hook::run): Move code from do_plugin_hook inline.
10183 (Plugin_hook::do_plugin_hook): Remove.
10184 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10185 (Plugin_manager::finish): Renamed, was cleanup.
10186 (Plugin_manager::should_defer_layout): New function.
10187 (Plugin_manager::add_deferred_layout_object): New function.
10188 (Plugin_manager::Deferred_layout_list): New type.
10189 (Plugin_manager::deferred_layout_objects_): New field.
10190 (Plugin_hook::do_plugin_hook): Remove.
10191
ee769c88
ILT		 101922008-12-17 Ian Lance Taylor <iant@google.com>
10193
10194 * options.h (class General_options): Add --no case for
10195 --export-dynamic.
10196
abc8dcba
CC		 101972008-12-16 Cary Coutant <ccoutant@google.com>
10198
10199 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10200 vector.
10201 (Plugin_manager::claim_file): Create plugin object even if
10202 plugin did not call the add_symbols callback.
10203 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10204 asking for more symbols than were added.
10205 * testsuite/Makefile.am (plugin_test_1): Add test case with
10206 no global symbols.
10207 (empty.syms): New target.
10208 * testsuite/Makefile.in: Regenerate.
10209 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10210 message. Don't call add_symbols if no globals.
10211 (all_symbols_read_hook): Don't provide replacement for empty
10212 claimed file.
10213
b0074644
ILT		 102142008-12-12 Ian Lance Taylor <iant@google.com>
10215
68943102
ILT		 10216 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10217 r_type == 0 for a local symbol with r_sym == 0.
10218 (scan_relocatable_relocs): Pass r_sym to
10219 local_non_section_strategy.
10220 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10221 r_sym parameter.
10222
b0074644
ILT		 10223 * configure.ac: Update test for TLS descriptors: they are
10224 supported as of glibc 2.9.
10225 * configure: Rebuild.
10226
c2508178
ILT		 102272008-12-11 Ian Lance Taylor <iant@google.com>
10228
10229 PR 7091
10230 * target-reloc.h (Default_scan_relocatable_relocs): For each
10231 function, map r_type == 0 to RELOC_DISCARD.
10232
2756a258
CC		 102332008-12-10 Cary Coutant <ccoutant@google.com>
10234
10235 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10236 object to override a kept COMDAT group from a plugin object.
10237
bb6f53d3
ILT		 102382008-12-09 Ian Lance Taylor <iant@google.com>
10239
fbc558e1
ILT		 10240 PR 7088
10241 * yyscript.y (file_cmd): Handle INPUT.
10242
bb6f53d3
ILT		 10243 * testsuite/initpri1.c: Change all declarations to be full
10244 prototypes by adding void, to avoid compiler warnings.
10245
4674ecfc
CC		 102462008-12-05 Rafael Avila de Espindola <espindola@google.com>
10247
10248 * options.cc (General_options::parse_plugin_opt): New.
10249 (General_options::add_plugin): The argument now is just the filename.
10250 (General_options::add_plugin_option): New.
10251 * options.h (plugin_opt): New.
10252 (add_plugin): Change argument name.
10253 (add_plugin_option): New.
10254 * plugin.cc (Plugin::load): Don't parse the plugin option.
10255 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10256 (Plugin::add_option): New.
10257 (Plugin::args_): Change type.
10258 (Plugin::filename_): New.
10259 (Plugin_manager::add_plugin_option): New.
10260 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10261 * testsuite/Makefile.in: Regenerate.
10262
fd06b4aa
CC		 102632008-12-05 Cary Coutant <ccoutant@google.com>
10264
10265 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10266 Handle --strip-lto-sections option.
10267 * options.h (strip_lto_sections): New option.
10268
6c52134c
CC		 102692008-12-01 Cary Coutant <ccoutant@google.com>
10270
10271 * plugin.cc (ld_plugin_message): Change format parameter to const.
10272 Fix mismatch between new[] and delete.
10273
a45248e0
CC		 102742008-11-14 Cary Coutant <ccoutant@google.com>
10275
10276 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10277 instead of -1U.
10278
c82fbeee
CS		 102792008-11-05 Craig Silverstein <csilvers@google.com>
10280
10281 * options.cc (General_options::parse_dynamic_list): New function.
10282 * options.h (General_options): New flags dynamic_list,
10283 dynamic_list_data, dynamic_list_cpp_new, and
10284 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10285 (General_options::in_dynamic_list): New function.
10286 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10287 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10288 (Lex::can_continue_name): Likewise.
10289 (yylex): Likewise.
10290 (read_script_file): New parameter script_options.
10291 (read_dynamic_list): New function.
10292 (Script_options::define_dynamic_list): New function.
10293 (dynamic_list_keyword_parsecodes): New variable.
10294 (dynamic_list_keywords): New variable.
10295 * script.h (Script_options::define_dynamic_list): New function
10296 prototype.
10297 (read_dynamic_list): New function prototype.
10298 * symtab.cc (strprefix): New macro.
10299 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10300 dynamic_list_data, dynamic_list_cpp_new, and
10301 dynamic_list_cpp_typeinfo.
10302 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10303 (dynamic_list_expr): New rule.
10304 (dynamic_list_nodes): Likewise.
10305 (dynamic_list_node): Likewise.
10306 * testsuite/Makefile.am (dynamic_list): New test.
10307 * testsuite/Makefile.in: Regenerated.
10308 * testsuite/dynamic_list.t: New file.
10309 * testsuite/dynamic_list.sh: New file.
10310
e0bb29a5
CS		 103112008-11-05 Craig Silverstein <csilvers@google.com>
10312
10313 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10314 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10315 (t11_last): Likewise.
10316 * testsuite/ver_test_6.c (main): Likewise.
10317
4e1e25e0
CC		 103182008-10-07 Cary Coutant <ccoutant@google.com>
10319
10320 * options.c (General_options::finalize): Add check for -static and
10321 -shared.
10322 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10323 is not empty.
10324
92f03fcb
CC		 103252008-10-02 Cary Coutant <ccoutant@google.com>
10326
10327 * plugin.cc (make_sized_plugin_object): Fix conditional
10328 compilation to work when not all targets are enabled.
10329
fbd8a257
CC		 103302008-09-29 Cary Coutant <ccoutant@google.com>
10331
10332 * archive.cc (Archive::get_file_and_offset): Use filename instead
10333 of name to get library path.
10334 (Archive::include_member): Unlock external member of a thin archive.
10335
10336 * testsuite/Makefile.am (TEST_AR): New variable.
10337 (thin_archive_test_1): New test.
10338 (thin_archive_test_2): New test.
81636b3f
CC		 10339 * testsuite/Makefile.in: Regenerate.
10340 * testsuite/thin_archive_main.cc: New file.
10341 * testsuite/thin_archive_test_1.cc: New file.
10342 * testsuite/thin_archive_test_2.cc: New file.
10343 * testsuite/thin_archive_test_3.cc: New file.
10344 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10345
eff45813
CC		 103462008-09-29 Cary Coutant <ccoutant@google.com>
10347
10348 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10349 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10350 instead of -1U.
10351 (Sized_relobj::do_finalize_local_symbols): Likewise.
10352 (Sized_relobj::map_to_kept_section): Likewise.
10353 * object.h (Sized_relobj::invalid_address): New constant.
10354 (Sized_relobj::do_output_section_offset): Check for invalid_address
10355 and return -1ULL.
10356 * output.cc (Output_reloc::local_section_offset): Use constant
10357 invalid_address instead of -1U.
10358 (Output_reloc::get_address): Likewise.
10359 (Output_section::output_address): Change -1U to -1ULL.
10360 * output.h (Output_reloc::invalid_address): New constant.
10361 * reloc.cc (Sized_relobj::write_sections): Use constant
10362 invalid_address instead of -1U.
10363 (Sized_relobj::relocate_sections): Likewise.
10364 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10365 values for merge sections.
10366 * target-reloc.h (relocate_for_relocatable): Use constant
10367 invalid_address instead of -1U.
10368
89fc3421
CC		 103692008-09-19 Cary Coutant <ccoutant@google.com>
10370
10371 Add plugin functionality for link-time optimization (LTO).
10372 * configure.ac (plugins): Add --enable-plugins option.
10373 * configure: Regenerate.
10374 * config.in: Regenerate.
10375 * Makefile.am (LIBDL): New variable.
10376 (CCFILES): Add plugin.cc.
10377 (HFILES): Add plugin.h.
10378 (ldadd_var): Add LIBDL.
10379 * Makefile.in: Regenerate.
10380
10381 * archive.cc: Include "plugin.h".
10382 (Archive::setup): Don't preread archive symbols when using a plugin.
10383 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10384 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10385 files.
10386 (Archive::include_member): Add symbols from plugin objects.
10387 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10388 * descriptors.cc (Descriptors::open): Check for file descriptors
10389 abandoned by plugins.
10390 (Descriptors::claim_for_plugin): New function.
10391 * descriptors.h (Descriptors::claim_for_plugin): New function.
10392 (Open_descriptor::is_claimed): New field.
10393 (claim_descriptor_for_plugin): New function.
10394 * fileread.cc (File_read::claim_for_plugin): New function.
10395 * fileread.h (File_read::claim_for_plugin): New function.
10396 (File_read::descriptor): New function.
10397 * gold.cc: Include "plugin.h".
10398 (queue_initial_tasks): Add task to call plugin hooks for generating
10399 new object files.
10400 * main.cc: Include "plugin.h".
10401 (main): Load plugin libraries.
10402 * object.h (Pluginobj): Declare.
10403 (Object::pluginobj): New function.
10404 (Object::do_pluginobj): New function.
10405 (Object::set_target): New function.
10406 * options.cc: Include "plugin.h".
10407 (General_options::parse_plugin): New function.
10408 (General_options::General_options): Initialize plugins_ field.
10409 (General_options::add_plugin): New function.
10410 * options.h (Plugin_manager): Declare.
10411 (General_options): Add --plugin option.
10412 (General_options::has_plugins): New function.
10413 (General_options::plugins): New function.
10414 (General_options::add_plugin): New function.
10415 (General_options::plugins_): New field.
10416 * plugin.cc: New file.
10417 * plugin.h: New file.
10418 * readsyms.cc: Include "plugin.h".
10419 (Read_symbols::do_read_symbols): Check for archive before checking
10420 for ELF file. Call plugin hooks to claim files.
10421 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10422 from a real object file; force override when processing replacement
10423 files.
10424 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10425 (Symbol::init_base_object): Likewise.
10426 (Symbol::init_base_output_data): Likewise.
10427 (Symbol::init_base_output_segment): Likewise.
10428 (Symbol::init_base_constant): Likewise.
10429 (Symbol::init_base_undefined): Likewise.
10430 (Symbol::output_section): Assert that object is not a plugin.
10431 (Symbol_table::add_from_pluginobj): New function.
10432 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10433 undefined.
10434 (Symbol_table::sized_write_globals): Likewise.
10435 (Symbol_table::add_from_pluginobj): Instantiate template.
10436 * symtab.h (Sized_pluginobj): Declare.
10437 (Symbol::in_real_elf): New function.
10438 (Symbol::set_in_real_elf): New function.
10439 (Symbol::in_real_elf_): New field.
10440 (Symbol_table::add_from_pluginobj): New function.
10441
10442 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10443 (LIBDL): New variable.
10444 (LDADD): Add LIBDL.
10445 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10446 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10447 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10448 (MOSTLYCLEANFILES): Likewise.
10449 * testsuite/Makefile.in: Regenerate.
10450 * testsuite/plugin_test.c: New file.
10451 * testsuite/plugin_test_1.sh: New file.
10452 * testsuite/plugin_test_2.sh: New file.
10453
de31bda5
ILT		 104542008-09-16 Ian Lance Taylor <iant@google.com>
10455
9c2d0ef9
ILT		 10456 * target-reloc.h (relocate_section): Check whether a symbol is
10457 defined by the ABI before reporting an undefined symbol error.
10458 * target.h (Target::is_defined_by_abi): Make parameter const.
10459 (Target::do_is_defined_by_abi): Likewise.
10460 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10461 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10462 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10463 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10464 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10465 * testsuite/Makefile.in: Rebuild.
10466
de31bda5
ILT		 10467 * fileread.cc (make_view): Add casts to avoid warning.
10468
9fa33bee
AO		 104692008-09-16 Alexandre Oliva <aoliva@redhat.com>
10470
10471 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10472 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10473
183fd0e3
AO		 104742008-09-16 Alexandre Oliva <aoliva@redhat.com>
10475
10476 * options.h (General_options::output_is_executable): New.
10477 (General_options::output_is_pie): New.
10478 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10479 for shared libraries.
10480 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10481
7be8330a
CD		 104822008-09-11 Chris Demetriou <cgd@google.com>
10483
10484 * options.h (origin): New -z option.
10485 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10486 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10487 in DT_FLAGS_1.
10488
a9caad02
CC		 104892008-09-05 Cary Coutant <ccoutant@google.com>
10490
10491 * fileread.cc (File_read::make_view): Add check for attempt to map
10492 beyond end of file.
10493
ae6dce4d
CC		 104942008-09-05 Cary Coutant <ccoutant@google.com>
10495
10496 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10497 explicit instantiations.
10498
d7ab2a47
KVH		 104992008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10500
10501 PR gold/6858
10502 * options.cc (General_options::finalize): Allow undefined symbols
10503 in shlibs if linking -shared.
10504
10505 PR gold/6859
10506 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10507 symbols as not needing a dynsym entry.
10508
1e52a9c1
CS		 105092008-08-20 Craig Silverstein <csilvers@google.com>
10510
10511 * fileread.cc (File_read::open): Do not lock the file unless it
10512 was successfully opened.
10513
d85c80a3
CC		 105142008-08-14 Cary Coutant <ccoutant@google.com>
10515
10516 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10517 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10518 * testsuite/tls_test.cc (struct int128): 128-bit struct
10519 for testing TLS relocs with non-zero addend.
10520 (v12): New TLS variable.
10521 (t12): New test.
10522 (t_last): Add check for v12.
10523 * testsuite/tls_test.h (t12): New function.
10524 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10525
2d924fd9
ILT		 105262008-08-13 Ian Lance Taylor <iant@google.com>
10527
10528 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10529 set tls_segment_ or relro_segment_.
10530 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10531 when appropriate.
10532 * output.h (Output_section::clear_is_relro): New function.
10533 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10534 sections specially even when output_data_ is empty.
10535 (Output_segment::maximum_alignment): When first section is relro,
10536 only force alignment for PT_LOAD segments.
10537 * script.cc (script_data_segment_align): New function.
10538 (script_data_segment_relro_end): New function.
10539 * script-c.h (script_data_segment_align): Declare.
10540 (script_data_segment_relro_end): Declare.
10541 * script-sections.h (class Script_sections): Declare
10542 data_segment_align and data_segment_relro_end. Add fields
10543 segment_align_index_ and saw_relro_end_.
10544 * script-sections.cc (class Sections_element): Add set_is_relro
10545 virtual function. Add new bool* parameter to place_orphan_here.
10546 Add get_output_section virtual function.
10547 (class Output_section_definition): Add set_is_relro. Add new
10548 bool* parameter to place_orphan_here. Add get_output_section.
10549 Add is_relro_ field.
10550 (Output_section_definition::Output_section_definition): Initialize
10551 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10552 and is_relro_ fields.
10553 (Output_section_definition::place_orphan_here): Add is_relro
10554 parameter.
10555 (Output_section_definition::set_section_addresses): Set relro for
10556 output section.
10557 (Output_section_definition::alternate_constraint): Likewise.
10558 (class Orphan_output_section): Add new bool* parameter to
10559 place_orphan_here. Add get_output_section.
10560 (Orphan_output_section::place_orphan_here): Add is_relro
10561 parameter.
10562 (Script_sections::Script_sections): Initialize
10563 data_segment_align_index_ and saw_relro_end_.
10564 (Script_sections::data_segment_align): New function.
10565 (Script_sections::data_segment_relro_end): New function.
10566 (Script_sections::place_orphan): Set or clear is_relro.
10567 (Script_sections::set_section_addresses): Force alignment of first
10568 TLS section.
10569 * yyscript.y (exp): Call script_data_segment_align and
10570 script_data_segment_relro_end.
10571 * testsuite/relro_script_test.t: New file.
10572 * testsuite/relro_test.cc (using_script): Declare.
10573 (t1, t2): Test using_script.
10574 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10575 (relro_script_test_SOURCES): Define.
10576 (relro_script_test_DEPENDENCIES): Define.
10577 (relro_script_test_LDFLAGS): Define.
10578 (relro_script_test_LDADD): Define.
10579 (relro_script_test.so): New target.
10580 * testsuite/Makefile.in: Rebuild.
10581
f827c9a9
CC		 105822008-08-06 Cary Coutant <ccoutant@google.com>
10583
10584 * archive.cc (Archive::total_archives, Archive::total_members)
10585 (Archive::total_members_loaded): New variables.
10586 (Archive::setup): Add parameter. Add option to preread
10587 archive symbols.
10588 (Archive::read_armap): Add counter.
10589 (Archive::get_file_and_offset): New function.
10590 (Archive::get_elf_object_for_member): New function.
10591 (Archive::read_all_symbols): New function.
10592 (Archive::read_symbols): New function.
10593 (Archive::add_symbols): Add counters.
10594 (Archive::include_all_members): Use armap to find members if it's
10595 already built.
10596 (Archive::include_member): Skip reading symbols if already read.
10597 Factored code into Archive::get_file_and_offset and
10598 Archive::get_elf_object_for_member. Changed call to
10599 Mapfile::report_include_archive_member.
10600 (Archive::print_stats): New function.
10601 * archive.h: Declare Object and Read_symbols_data classes.
10602 (Archive::Archive): Add initializers for new members.
10603 (Archive::setup): Add parameter.
10604 (Archive::print_stats): New function.
10605 (Archive::total_archives, Archive::total_members)
10606 (Archive::total_members_loaded): New variables.
10607 (Archive::get_file_and_offset): New function.
10608 (Archive::get_elf_object_for_member): New function.
10609 (Archive::read_all_symbols): New function.
10610 (Archive::read_symbols): New function.
10611 (Archive::Archive_member): New class.
10612 (Archive::members_): New member.
10613 (Archive::num_members_): New member.
10614 * main.cc: Include archive.h.
10615 (main): Call Archive::print_stats.
10616 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10617 archive parameter; member_name is now the fully-decorated name.
10618 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10619 * options.h: (General_options): Add --preread-archive-symbols option.
10620 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10621 Archive::setup.
10622
de4c45bd
ILT		 106232008-08-04 Ian Lance Taylor <iant@google.com>
10624
10625 * symtab.h (Symbol::use_plt_offset): New function.
10626 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10627 * powerpc.cc (Relocate::relocate): Likewise.
10628 * sparc.cc (Relocate::relocate): Likewise.
10629 * x86_64.cc (Relocate::relocate): Likewise.
10630 * testsuite/weak_plt.sh: New test.
10631 * testsuite/weak_plt_main.cc: New test.
10632 * testsuite/weak_plt_shared.cc: New test.
10633 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10634 (check_PROGRAMS): Add weak_plt.
10635 (check_DATA): Add weak_plt_shared.so.
10636 (weak_plt_main_pic.o, weak_plt): New targets.
10637 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10638 * testsuite/Makefile.in: Rebuild.
10639
10640 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10641 gcctestdir/ld.
10642 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10643 * testsuite/Makefile.in: Rebuild.
10644
323ee3f4
AM		 106452008-08-04 Alan Modra <amodra@bigpond.net.au>
10646
10647 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10648 * Makefile.in: Regenerate.
10649 * po/POTFILES.in: Regenerate.
10650
7c07ecec
ILT		 106512008-07-29 Ian Lance Taylor <iant@google.com>
10652
10653 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10654 symbols before other symbols.
10655 * testsuite/script_test_2.cc (test_addr): Declare.
10656 (test_addr_alias): Declare.
10657 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10658 values.
7c07ecec
ILT		 10659 * testsuite/script_test_2.t: Define test_addr_alias and
10660 test_addr.
10661
5778530e
ILT		 106622008-07-24 Ian Lance Taylor <iant@google.com>
10663
2a00e4fb
ILT		 10664 PR 5990
10665 * descriptors.cc: New file.
10666 * descriptors.h: New file.
10667 * gold-threads.h (class Hold_optional_lock): New class.
10668 * fileread.cc: Include "descriptors.h".
10669 (File_read::~File_read): Release descriptor rather than closing
10670 it.
10671 (File_read::open) [file]: Call open_descriptor rather than open.
10672 Set is_descriptor_opened_.
10673 (File_read::open) [memory]: Assert that descriptor is not open.
10674 (File_read::reopen_descriptor): New function.
10675 (File_read::release): Release descriptor.
10676 (File_read::do_read): Make non-const. Reopen descriptor.
10677 (File_read::read): Make non-const.
10678 (File_read::make_view): Reopen descriptor.
10679 (File_read::do_readv): Likewise.
10680 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10681 Update declarations.
10682 * layout.cc: Include "descriptors.h".
10683 (Layout::create_build_id): Use open_descriptor rather than open.
10684 * output.cc: Include "descriptors.h".
10685 (Output_file::open): Use open_descriptor rather than open.
10686 * archive.cc (Archive::const_iterator): Change Archive to be
10687 non-const.
10688 (Archive::begin, Archive::end): Make non-const.
10689 (Archive::count_members): Likewise.
10690 * archive.h (class Archive): Update declarations.
10691 * object.h (Object::read): Make non-const.
10692 * Makefile.am (CCFILES): Add descriptors.cc.
10693 (HFILES): Add descriptors.h.
10694 * Makefile.in: Rebuild.
10695
801647d1
ILT		 10696 PR 6716
10697 * gold.h: Always include <clocale>. Add Solaris workarounds
10698 following code in binutils/sysdep.h.
10699
5edd166e
ILT		 10700 PR 6048
10701 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10702 this->eh_frame_hdr_ is NULL before using it.
10703
c89ad728
ILT		 10704 * dynobj.cc (Versions::Versions): Update comment.
10705
aa86f06b
ILT		 10706 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10707 the base version name.
10708
5778530e
ILT		 10709 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10710 array size plus one.
10711 (Stringpool_template::set_string_offsets): Subtract one from key
10712 before using it as an array index.
10713 (Stringpool_template::get_offset_with_length): Likewise.
10714 (Stringpool_template::write_to_buffer): Likewise.
10715 * stringpool.h (Stringpool_template::get_offset_from_key):
10716 Likewise.
10717
057ead22
ILT		 107182008-07-23 Ian Lance Taylor <iant@google.com>
10719
7f649c59
ILT		 10720 PR 6658
10721 * object.h (Merged_symbol_value::value): Do our best to handle a
10722 negative addend.
10723
057ead22
ILT		 10724 PR 6647
10725 * script.cc (Version_script_info::get_versions): Don't add empty
10726 version tag to return value.
10727 (Version_script_info::get_symbol_version_helper): Change return
10728 type to bool. Add pversion parameter. Change all callers.
10729 (script_register_vers_node): Don't require a non-NULL tag.
10730 * script.h (class Version_script_info): Update declarations.
10731 (Version_script_info::get_symbol_version): Change return type to
10732 bool. Add version parameter. Change all callers.
10733 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10734 handling. Handle an empty version from a version script.
10735 (Symbol_table::define_special_symbol): Likewise.
10736 * testsuite/ver_test_10.script: New file.
10737 * testsuite/ver_test_10.sh: New file.
10738 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10739 (check_DATA): Add ver_test_10.syms.
10740 (ver_test_10.syms, ver_test_10.so): New target.
10741 * testsuite/Makefile.in: Rebuild.
10742
58e54ac2
CD		 107432008-07-23 Simon Baldwin <simonb@google.com>
10744
10745 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10746 to zero for undefined symbols from dynamic libraries.
10747
95d14cd3
ILT		 107482008-07-23 Ian Lance Taylor <iant@google.com>
10749
10750 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10751 Change all callers.
10752 * symtab.h (class Symbol_table): Update declaration.
10753 * testsuite/ver_test_9.cc: New file.
10754 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10755 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10756 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10757 (ver_test_9.so, ver_test_9.o): New targets.
10758 * testsuite/Makefile.in: Rebuild.
10759
92de84a6
ILT		 107602008-07-22 Ian Lance Taylor <iant@google.com>
10761
34810851
ILT		 10762 * options.h (class General_options): Define --check-sections.
10763 * layout.cc (Layout::set_segment_offsets): Handle
10764 --check-sections.
10765
af6156ef
ILT		 10766 * options.h (class General_options): Define -n/--nmagic and
10767 -N/--omagic.
10768 * options.cc (General_options::finalize): For -n/--nmagic or
10769 -N/--omagic, set -static.
10770 * layout.cc (Layout::attach_allocated_section_to_segment): If
10771 -N/--omagic, don't put read-only and read-write sections in
10772 different segments.
10773 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10774 finding a read-only segment.
10775 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10776 don't set the minimum segment alignment to the common page size,
10777 and don't set the file offset to the address modulo the page size.
10778 * script-sections.cc (Script_sections::create_segments): If
10779 -n/--omagic, don't put read-only and read-write sections in
10780 different segments.
10781
92de84a6
ILT		 10782 * cref.cc: New file.
10783 * cref.h: New file.
10784 * options.h (class General_options): Add --print-symbol-counts.
10785 * main.cc (main): Issue defined symbol report if requested.
10786 * archive.cc (Archive::interpret_header): Make into a const member
10787 function.
10788 (Archive::add_symbols): Call Input_objects::archive_start and
10789 archive_stop.
10790 (Archive::const_iterator): Define new class.
10791 (Archive::begin, Archive::end): New functions.
10792 (Archive::include_all_members): Rewrite to use iterator.
10793 (Archive::count_members): New function.
10794 * archive.h (class Archive): Update declarations.
10795 (Archive::filename): New function.
10796 * object.cc: Include "cref.h".
10797 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10798 (Sized_relobj::do_get_global_symbol_counts): New function.
10799 (Input_objects::add_object): Add object to cross-referencer.
10800 (Input_objects::archive_start): New function.
10801 (Input_objects::archive_stop): New function.
10802 (Input_objects::print_symbol_counts): New function.
10803 * object.h: Declare Cref and Archive.
10804 (Object::get_global_symbol_counts): New function.
10805 (Object::do_get_global_symbol_counts): New pure virtual function.
10806 (class Sized_relobj): Add defined_count_ field. Update
10807 declarations.
10808 (class Input_objects): Add cref_ field. Update constructor.
10809 Update declarations.
10810 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10811 defined_count_.
10812 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10813 symbol counts.
10814 (Sized_dynobj::do_get_global_symbol_counts): New function.
10815 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10816 defined_count_. Update declarations. Define Symbols typedef.
10817 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10818 parameter. Change all callers.
10819 (Symbol_table::add_from_dynobj): Add sympointers and defined
10820 parameters. Change all callers.
10821 * symtab.h (class Symbol_table): Update declarations.
10822 * Makefile.am (CCFILES): Add cref.cc.
10823 (HFILES): Add cref.h.
10824 * Makefile.in: Rebuild.
10825
3f7c5e1d
CD		 108262008-07-22 Simon Baldwin <simonb@google.com>
10827
10828 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10829 to zero when writing undefined symbols.
10830
e0b64032
ILT		 108312008-07-22 Ian Lance Taylor <iant@google.com>
10832
10833 * output.cc (Output_section::add_input_section): Don't try to
10834 merge empty merge sections.
10835
096b02cf
CS		 108362008-07-21 Craig Silverstein <csilvers@google.com>
10837
10838 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10839 Include symbol version in error message.
cd536b21 10840
1d1f116d
CD		 108412008-07-20 Chris Demetriou <cgd@google.com>
10842
cd536b21 10843 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10844 (RANDOM_SEED_CFLAGS): New substituted variable.
10845 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10846 * configure: Rebuild.
10847 * Makefile.in: Likewise.
10848 * testsuite/Makefile.in: Likewise.
10849
a18f591e
ILT		 108502008-07-18 Ian Lance Taylor <iant@google.com>
10851
10852 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10853 where we see NAME/NULL and NAME/VERSION as separate symbols.
10854 * testsuite/ver_test_main.cc (main): Call t4.
10855 (t4, t4_2a): Define.
10856 * testsuite/ver_test_2.cc (t4_2): Define.
10857 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10858 * testsuite/ver_test_4.cc (t4_2a): Define.
10859 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10860 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10861
c6e3f6ed
ILT		 108622008-07-17 Ian Lance Taylor <iant@google.com>
10863
10864 * dynobj.cc (Versions::add_def): If we give an error about a
10865 missing version, go ahead and create the version anyhow.
10866
ef9beddf
ILT		 108672008-07-10 Ian Lance Taylor <iant@google.com>
10868
10869 Handle output sections with more than 0x7fffffff bytes.
10870 * object.h (class Relobj): Change map_to_output_ to
10871 output_sections_, and just keep a section pointer. Change all
10872 uses. Move comdat group support to Sized_relobj.
10873 (Relobj::is_section_specially_mapped): Remove.
10874 (Relobj::output_section): Remove poff parameter. Change all
10875 callers.
10876 (Relobj::output_section_offset): New function.
10877 (Relobj::set_section_offset): Rewrite.
10878 (Relobj::map_to_output): Remove.
10879 (Relobj::output_sections): New function.
10880 (Relobj::do_output_section_offset): New pure virtual function.
10881 (Relobj::do_set_section_offset): Likewise.
10882 (class Sized_relobj): Add section_offsets_ field. Add comdat
10883 group support from Relobj. Update declarations.
10884 (Sized_relobj::get_output_section_offset): New function.
10885 (Sized_relobj::do_output_section_offset): New function.
10886 (Sized_relobj::do_set_section_offset): New function.
10887 * object.cc (Relobj::output_section_address): Remove.
10888 (Sized_relobj::Sized_relobj): Initialize new fields.
10889 (Sized_relobj::include_section_group): Cast find_kept_object to
10890 Sized_relobj.
10891 (Sized_relobj::include_linkonce_section): Likewise.
10892 (Sized_relobj::do_layout): Use separate arrays for output section
10893 and output offset.
10894 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10895 output_sections.
10896 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10897 output_sections and section_offsets.
10898 (Sized_relobj::write_local_symbols): Likewise.
10899 (map_to_kept_section): Compute output address directly.
10900 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10901 output_sections and section_offsets.
10902 (Sized_relobj::write_sections): Likewise.
10903 (Sized_relobj::relocate_sections): Likewise.
10904 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10905 * output.h (class Output_reloc): Update declarations. Change
10906 u2_.relobj to Sized_relobj*.
10907 (class Output_data_reloc): Change add functions to use
10908 Sized_relobj*.
10909 * output.cc (Output_reloc::Output_reloc): Change relobj to
10910 Sized_relobj*.
10911 (Output_reloc::local_section_offset): Change return type to
10912 Elf_Addr. Use get_output_section_offset.
10913 (Output_reloc::get_address): Likewise.
10914 (Output_section::is_input_address_mapped): Don't call
10915 is_section_specially_mapped.
10916 (Output_section::output_offset): Likewise.
10917 (Output_section::output_address): Likewise.
10918 (Output_section::starting_output_address): Likewise.
10919 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10920 parameter to Sized_relobj*.
10921 (Copy_relocs::need_copy_reloc): Likewise.
10922 (Copy_relocs::save): Likewise.
10923 * copy-relocs.h (class Copy_relocs): Update declarations.
10924 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10925 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10926 * target-reloc.h (relocate_for_relocatable): Change
10927 offset_in_output_section type to Elf_Addr. Change code that uses
10928 it as well.
10929 * layout.cc (Layout::layout): Always set *off.
10930 * mapfile.cc (Mapfile::print_input_section): Use
10931 output_section_offset.
10932 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10933 Sized_relobj*.
10934 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10935 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10936 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10937
5cb66f97
ILT		 109382008-07-03 Ian Lance Taylor <iant@google.com>
10939
10940 * layout.cc (Layout::include_section): Do not discard unrecognized
10941 SHT_STRTAB sections.
10942
afe47622
CS		 109432008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10944
10945 * script.cc (Lex::can_continue_name): Make '?' allowable in
10946 version-script names.
10947 * testsuite/version_script.map: Change glob pattern to use '?'
10948
5adf9721
ILT		 109492008-06-30 Manish Singh <yosh@gimp.org>
10950
10951 PR 6585
10952 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10953 Correct typo.
10954
e6fde208
ILT		 109552008-06-30 Ian Lance Taylor <iant@google.com>
10956
10957 PR 6660
10958 PR 6682
10959 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10960 versions]: Don't try to read the value in the contents, since we
10961 don't use it. Use the template endianness when writing.
10962
3f2e6a2d
CC		 109632008-06-25 Cary Coutant <ccoutant@google.com>
10964
10965 * fileread.cc (File_read::make_view): Assert on zero-length view.
10966 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10967 symbol table when there are no symbols to read.
10968
c43d3a48
CS		 109692008-06-23 Craig Silverstein <csilvers@google.com>
10970
10971 * version.cc (version_string): Bump to 1.7
10972
5f494ea0
CS		 109732008-06-18 Craig Silverstein <csilvers@google.com>
10974
10975 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10976 constant 0xFFFF to type Valtype.
10977 (Powerpc_relocate_functions::rel16_ha): Likewise.
10978
c42e122e
ILT		 109792008-06-17 Ian Lance Taylor <iant@google.com>
10980
f34787f8
ILT		 10981 * output.h (Output_section::Input_section): Initialize p2align_ to
10982 zero for Output_section_data constructors.
10983 (Output_section::Input_section::addralign): If not an input
10984 section, return the alignment of the Output_section_data.
10985 * testsuite/copy_test.cc: New file.
10986 * testsuite/copy_test_1.cc: New file.
10987 * testsuite/copy_test_2.cc: New file.
10988 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10989 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10990 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10991 (copy_test_1_pic.o, copy_test_1.so): New targets.
10992 (copy_test_2_pic.o, copy_test_2.so): New targets.
10993 * testsuite/Makefile.in: Rebuild.
10994
c42e122e
ILT		 10995 * script-sections.cc (Script_sections::place_orphan): Initialize
10996 local variable exact.
10997
ce3ac18a
DE		 109982008-06-13 David Edelsohn <edelsohn@gnu.org>
10999
11000 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11001
42cacb20
DE		 110022008-06-12 David Edelsohn <edelsohn@gnu.org>
11003 David S. Miller <davem@davemloft.net>
11004
11005 * powerpc.cc: New file.
11006 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11007 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11008 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11009 * Makefile.in: Rebuild.
11010
7b308235
ILT		 110112008-06-09 Ian Lance Taylor <iant@google.com>
11012
11013 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11014 <exception>.
11015 (throwing, orig_terminate): New static variables.
11016 (terminate_handler): New static function.
11017 (t2): Set terminate handler.
11018
f0b886e3
ILT		 110192008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11020
11021 PR 6584
cd536b21 11022 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 11023 alignment.
11024
3e90f135
CC		 110252008-05-30 Cary Coutant <ccoutant@google.com>
11026
11027 * archive.cc (Archive::include_all_members) Correct to step
11028 over symbol table and extended name table in thin archives.
11029
e09ad04a
ILT		 110302008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11031
11032 PR 6407
11033 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11034 calculation.
11035
62b01cb5
ILT		 110362008-05-28 Caleb Howe <cshowe@google.com>
11037
11038 * reduced_debug_output.cc: New file.
11039 * reduced_debug_output.h: New file.
92de84a6 11040 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11041 * options.cc (General_options::finalize): Add strip_debug_non_line
11042 to the strip heirarchy.
11043 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11044 fields.
11045 * layout.cc: Include "reduced_debug_output.h".
11046 (Layout::Layout): Initialize new fields.
11047 (line_only_debug_sections): New static array.
11048 (is_lines_only_debug_sections): New static inline function.
11049 (Layout::include_section): Handle --strip-debug-non-line.
11050 (Layout::make_output_section): If --strip-debug-non-line, build
11051 new output sections for .debug_abbrev and .debug_info.
11052 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11053 gold. Warn about possible overflow.
11054 (read_signed_LEB_128): Likewise.
11055 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11056 (read_signed_LEB_128): Declare.
11057 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11058 (HFILES): Add reduced_debug_output.h.
11059 * Makefile.in: Rebuild.
11060
7d9e3d98
ILT		 110612008-05-21 Ian Lance Taylor <iant@google.com>
11062
11063 * mapfile.cc: New file.
11064 * mapfile.h: New file.
11065 * options.h (class General_options): Add -M/--print-map and -Map.
11066 * options.cc (General_options::finalize): Make -M equivalent to
11067 -Map -.
11068 * main.cc: Include <cstdio> and "mapfile.h".
11069 (main): Open mapfile if requested.
11070 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11071 constructor. Change caller.
11072 (queue_initial_tasks): Add mapfile parameter. Change caller.
11073 (queue_middle_tasks): Likewise.
11074 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11075 declarations.
11076 * archive.cc: Include "mapfile.h".
11077 (Archive::add_symbols): Add mapfile parameter. Change all
11078 callers. Pass mapfile, symbol, and reason to include_member.
11079 (Archive::include_all_members): Add mapfile parameter. Change all
11080 callers.
11081 (Archive::include_member): Add mapfile, sym, and why parameters.
11082 Change all callers. Report inclusion to map file.
11083 * archive.h: Include "fileread.h".
11084 (class Archive): Update declarations.
11085 (Archive::file): New const method.
11086 (class Add_archive_symbols): Add mapfile_ field. Update
11087 constructor. Change all callers.
11088 * readsyms.h (class Read_symbols): Likewise.
11089 (class Finish_group): Likewise.
11090 (class Read_script): Likewise.
11091 * common.cc: Include "mapfile.h".
11092 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11093 all callers.
11094 (Symbol_table::do_allocate_commons): Likewise.
11095 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11096 symbol allocation to mapfile.
11097 * common.h (class Allocate_commons_task): Add mapfile_ field.
11098 Update constructor. Change all callers.
11099 * symtab.h (class Symbol_table): Update declarations.
11100 * layout.cc: Include "mapfile.h".
11101 (Layout_task_runner::run): Print information to mapfile.
11102 (Layout::create_gold_note): Change Output_data_fixed_space to
11103 Output_data_zero_fill.
11104 (Layout::create_build_id): Likewise.
11105 (Layout::print_to_mapfile): New function.
11106 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11107 constructor. Change caller.
11108 (class Layout): Declare print_to_mapfile.
11109 * output.cc (Output_section::Input_section::print_to_mapfile): New
11110 function.
11111 (Output_section::add_input_section): If producing a map, always
11112 add to input_sections_ list.
11113 (Output_section::do_print_to_mapfile): New function.
11114 (Output_segment::print_sections_to_mapfile): New function.
11115 (Output_segment::print_section_list_to_mapfile): New function.
11116 * output.h: Include "mapfile.h".
11117 (Output_data::print_to_mapfile): New function.
11118 (Output_data::do_print_to_mapfile): New virtual function.
11119 (Output_segment_headers::do_print_to_mapfile): New function.
11120 (Output_file_header::do_print_to_mapfile): New function.
11121 (Output_data_const::do_print_to_mapfile): New function.
11122 (class Output_data_const_buffer): Add map_name_ field. Update
11123 constructor. Change all callers. Add do_print_to_mapfile
11124 function.
11125 (class Output_data_fixed_space): Likewise.
11126 (class Output_data_space): Likewise.
11127 (class Output_data_zero_fill): New class.
11128 (Output_data_strtab::do_print_to_mapfile): New function.
11129 (Output_data_reloc_base::do_print_to_mapfile): New function.
11130 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11131 (Output_data_group::do_print_to_mapfile): New function.
11132 (Output_data_got::do_print_to_mapfile): New function.
11133 (Output_data_dynamic::do_print_to_mapfile): New function.
11134 (Output_symtab_xindex::do_print_to_mapfile): New function.
11135 (class Output_section): Declare do_print_to_mapflie. Declare
11136 print_to_mapfile in Input_section.
11137 (class Output_segment): Declare new functions.
11138 * object.h (Sized_relobj::symbol_count): New function.
11139 * script-sections.cc
11140 (Output_section_element_dot_assignment::set_section_addresses):
11141 Change Output_data_fixed_space to Output_data_zero_fill.
11142 (Output_data_expression::do_print_to_mapfile): New function.
11143 * script.cc (read_input_script): Add mapfile parameter. Change
11144 all callers.
11145 * script.h (read_input_script): Update declaration.
11146 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11147 (Eh_frame::do_print_to_mapfile): New function.
11148 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11149 (Output_merge_string::do_print_to_mapfile): New function.
11150 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11151 function.
11152 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11153 function.
11154 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11155 function.
11156 * Makefile.am (CCFILES): Add mapfile.cc.
11157 (HFILES): Add mapfile.h.
11158 * Makefile.in: Rebuild.
11159
9f1d377b
ILT		 111602008-05-19 Ian Lance Taylor <iant@google.com>
11161
11162 * options.h (class General_options): Add -z relro.
11163 * layout.cc (Layout::Layout): Initialize relro_segment_.
11164 (Layout::add_output_section_data): Return the output section.
11165 (Layout::make_output_section): Rcognize relro sections and mark
11166 them appropriately.
11167 (Layout::attach_allocated_section_to_segment): Put relro sections
11168 in a PT_GNU_RELRO segment.
11169 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11170 section as relro.
11171 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11172 PT_TLS segments.
11173 (Layout::linkonce_mapping): Map d.rel.ro.local to
11174 .data.rel.ro.local.
11175 (Layout::output_section_name): Us .data.rel.ro.local for any
11176 section which begins with that.
11177 * layout.h (class Layout): Update add_output_section_data
11178 declaration. Add relro_segment_ field.
11179 * output.cc (Output_section::Output_section): Initialize is_relro_
11180 and is_relro_local_ fields.
11181 (Output_segment::add_output_section): Group relro sections.
11182 (Output_segment::is_first_section_relro): New function.
11183 (Output_segment::maximum_alignment): If there is a relro section,
11184 align the segment to the common page size.
11185 (Output_segment::set_section_addresses): Track whether we are
11186 looking at relro sections. If the last section is a relro
11187 section, align to the common page size.
11188 (Output_segment::set_section_list_addresses): Add in_relro
11189 parameter. Change all callers. Align to the page size when
11190 moving from relro to non-relro section.
11191 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11192 segment.
11193 * output.h (class Output_section): Add is_relro_ and
11194 is_relro_local_ fields.
11195 (Output_section::is_relro): New function.
11196 (Output_section::set_is_relro): New function.
11197 (Output_section::is_relro_local): New function.
11198 (Output_section::set_is_relro_local): New function.
11199 (class Output_segment): Update declarations.
11200 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11201 * sparc.cc (Target_sparc::got_section): Likewise.
11202 * x86_64.cc (Target_x86_64::got_section): Likewise.
11203 * testsuite/relro_test_main.cc: New file.
11204 * testsuite/relro_test.cc: New file.
11205 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11206 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11207 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11208 (relro_test.so, relro_test_pic.o): New targets.
11209 * testsuite/Makefile.in: Rebuild.
11210
a984ee1d
ILT		 112112008-05-16 Ian Lance Taylor <iant@google.com>
11212
01676dcd
ILT		 11213 * output.cc (Output_segment::add_output_section): Remove front
11214 parameter.
11215 * output.h (class Output_segment): Remove
11216 add_initial_output_section and overloaded add_output_section.
11217 Update declaration of remaining add_output_section.
11218 * layout.cc (Layout::create_interp): Call add_output_section
11219 rather than add_initial_output_section.
11220 (Layout::finish_dynamic_section): Likewise.
11221
497897f9
ILT		 11222 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11223 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11224 know the dynamic type.
11225 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11226 field. Initialize it in constructor.
11227 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11228 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11229 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11230 reloc.
11231
a984ee1d
ILT		 11232 * output.cc (Output_reloc::get_address): Change return type to
11233 Elf_Addr.
11234 * output.h (class Output_reloc): Update get_address declaration.
11235 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11236 for section addresses.
11237
55ba0940
ILT		 112382008-05-09 Ian Lance Taylor <iant@google.com>
11239
11240 PR 6493
11241 * gold.cc (gold_nomem): Use return value of write.
11242
75517b77
ILT		 112432008-05-08 Ian Lance Taylor <iant@google.com>
11244
11245 * symtab.c (Symbol::init_base_output_data): Add version
11246 parameter. Change all callers.
11247 (Symbol::init_base_output_segment): Likewise.
11248 (Symbol::init_base_constant): Likewise.
11249 (Symbol::init_base_undefined): Likewise.
11250 (Sized_symbol::init_output_data): Likewise.
11251 (Sized_symbol::init_output_segment): Likewise.
11252 (Sized_symbol::init_constant): Likewise.
11253 (Sized_symbol::init_undefined): Likewise.
11254 (Symbol_table::do_define_in_output_data): If the new symbol has a
11255 version, mark it as the default.
11256 (Symbol_table::do_define_in_output_segment): Likewise.
11257 (Symbol_table::do_define_as_constant): Likewise.
11258 * symtab.h (class Symbol): Update declarations.
11259 (class Sized_symbol): Likewise.
11260 * resolve.cc (Symbol::override_version): New function.
c42e122e 11261 (Symbol::override_base): Call override_version.
75517b77
ILT		 11262 (Symbol::override_base_with_special): Likewise.
11263 * testsuite/ver_script_8.script: New file.
11264 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11265 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11266 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11267 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11268
f1f70eae
ILT		 112692008-05-06 Ian Lance Taylor <iant@google.com>
11270
f3e9c5c5
ILT		 11271 PR 6049
11272 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11273 functions.
11274 (class General_options): Remove existing --undefined, and add
11275 --no-undefined instead. Add new --undefined as synonym for -u.
11276 * archive.cc (Archive::add_symbols): Check whether symbol was
11277 named with -u.
11278 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11279 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11280 all uses. Add IS_UNDEFINED. Update declarations to split
11281 different versions of init_base. Declare init_base_undefined.
11282 (Symbol::is_defined): Handle IS_UNDEFINED.
11283 (Symbol::is_undefined): Likewise.
11284 (Symbol::is_weak_undefined): Call is_undefined.
11285 (Symbol::is_absolute): Handle IS_CONSTANT.
11286 (class Sized_symbol): Update declarations to split different
11287 versions of init. Declare init_undefined.
11288 (class Symbol_table): Declare new functions.
11289 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11290 Change all callers.
11291 (Symbol::init_base_output_data): Likewise.
11292 (Symbol::init_base_output_segment): Likewise.
11293 (Symbol::init_base_constant): Likewise.
11294 (Symbol::init_base_undefined): New function.
11295 (Sized_symbol::init_object): Rename from init. Change all
11296 callers.
11297 (Sized_symbol::init_output_data): Likewise.
11298 (Sized_symbol::init_output_segment): Likewise.
11299 (Sized_symbol::init_constant): Likewise.
11300 (Sized_symbol::init_undefined): New function.
11301 (Symbol_table::add_undefined_symbols_from_command_line): New
11302 function.
11303 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11304 function.
11305 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11306 (Symbol::output_section): Likewise.
11307 (Symbol::set_output_section): Likewise.
11308 (Symbol_table::sized_finalize_symbol): Likewise.
11309 (Symbol_table::sized_write_globals): Likewise.
11310 * resolve.cc (Symbol_table::should_override): Likewise.
11311 (Symbol::override_base_with_special): Likewise.
11312
8bdcdf2c
ILT		 11313 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11314 symbol, change it to have default visibility.
11315 * testsuite/protected_1.cc: New file.
11316 * testsuite/protected_2.cc: New file.
11317 * testsuite/protected_3.cc: New file.
11318 * testsuite/protected_main_1.cc: New file.
11319 * testsuite/protected_main_2.cc: New file.
11320 * testsuite/protected_main_3.cc: New file.
11321 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11322 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11323 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11324 (protected_1.so): New target.
11325 (protected_1_pic.o, protected_2_pic.o): New targets.
11326 (protected_3_pic.o): New target.
11327 (check_PROGRAMS): Add protected_2.
11328 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11329 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11330 * testsuite/Makefile.in: Rebuild.
11331
2b706932
ILT		 11332 * options.h (DEFINE_var): Add set_user_set_##varname__.
11333 (DEFINE_bool_alias): New macro.
11334 (class General_options): Define -Bstatic using DEFINE_bool_alias
11335 rather than DEFINE_special. Add --undefined as an alias for -z
11336 defs.
11337 * options.cc (General_options::parse_Bstatic): Remove.
11338
d82a5bcc
ILT		 11339 * options.h (class General_options): Add --fatal-warnings.
11340 * main.cc (main): Implement --fatal-warnings.
11341 * errors.h (Errors::warning_count): New function.
11342
f1f70eae
ILT		 11343 * options.h (class General_options): Add -Bsymbolic-functions.
11344 * symtab.h (Symbol::is_preemptible): Check for
11345 -Bsymbolic-functions.
11346
8825ac63
ILT		 113472008-05-05 Ian Lance Taylor <iant@google.com>
11348
d98bc257
ILT		 11349 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11350 as noVARNAME rather than no-VARNAME.
11351 (class General_options): Add option -z combreloc.
11352 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11353 get_address.
11354 (Output_reloc::sort_before) [SHT_REL]: New function.
11355 (Output_reloc::sort_before) [SHT_RELA]: New function.
11356 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11357 Sort_relocs_comparison.
11358 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11359 parameter. Change all callers.
11360 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11361 sort_relocs parameter. Change all callers.
11362 * output.cc (Output_reloc::get_address): New function, broken out
11363 of write_rel.
11364 (Output_reloc::write_rel): Call it.
11365 (Output_reloc::compare): New function.
11366 (Output_data_reloc_base::do_write): Optionally sort relocs.
11367
60b2b4e7
ILT		 11368 * configure.ac: If targ_extra_obj is set, link it in.
11369 * configure.tgt: Initialize all variables.
11370 (x86_64*): Set targ_extra_obj and targ_extra_size.
11371 * configure: Rebuild.
11372
8825ac63
ILT		 11373 * object.cc (Sized_relobj::include_section_group): Adjust section
11374 indexes read from group data. Build vector to pass to
11375 layout_group.
11376 * layout.cc (Layout::layout_group): Add flags and shndxes
11377 parameters. Remove contents parameter. Change caller. Update
11378 explicit instantiations.
11379 * layout.h (class Layout): Update layout_group declaration.
11380 * output.cc (Output_data_group::Output_data_group): Add flags and
11381 input_shndxes parameters. Remove contents parameter. Change
11382 caller.
11383 (Output_data_group::do_write): Change input_sections_ to
11384 input_shndxes_.
11385 * output.h (class Output_data_group): Update constructor
11386 declaration. Rename input_sections_ to input_shndxes_.
11387 * testsuite/many_sections_test.cc: Add template.
11388
e94cf127
CC		 113892008-04-30 Cary Coutant <ccoutant@google.com>
11390
4418b2d5
CC		 11391 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11392
e94cf127
CC		 11393 * layout.cc (Layout::include_section): Refactored check for debug
11394 info section.
11395 (Layout::add_comdat): Add new parameters. Change type
11396 of signature parameter. Add object and shndx to signatures table.
11397 (Layout::find_kept_object): New function.
11398 * layout.h: Include <cstring>.
11399 (Layout::is_debug_info_section): New function.
11400 (Layout::add_comdat): Add new parameters.
11401 (Layout::find_kept_object): New function.
11402 (Layout::Kept_section): New struct.
11403 (Layout::Signatures): Change type of map range.
11404 * object.cc (Relobj::output_section_address): New function.
11405 (Sized_relobj::include_section_group): Add new parameters. Change
11406 calls to Layout::add_comdat. Change to build table of kept comdat
11407 groups and table mapping discarded sections to kept sections.
11408 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11409 (Sized_relobj::do_layout): Change calls to include_section_group and
11410 include_linkonce_section.
11411 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11412 value to zero when section is discarded.
11413 (Sized_relobj::map_to_kept_section): New function.
11414 * object.h (Relobj::output_section_address): New function.
11415 (Relobj::Comdat_group): New type.
11416 (Relobj::find_comdat_group): New function.
11417 (Relobj::Comdat_group_table): New type.
11418 (Relobj::Kept_comdat_section): New type.
11419 (Relobj::Kept_comdat_section_table): New type.
11420 (Relobj::add_comdat_group): New function.
11421 (Relobj::set_kept_comdat_section): New function.
11422 (Relobj::get_kept_comdat_section): New function.
11423 (Relobj::comdat_groups_): New field.
11424 (Relobj::kept_comdat_sections_): New field.
11425 (Symbol_value::input_value): Update comment.
11426 (Sized_relobj::map_to_kept_section) New function.
11427 (Sized_relobj::include_linkonce_section): Add new parameter.
11428 * target-reloc.h (Comdat_behavior): New type.
11429 (get_comdat_behavior): New function.
11430 (relocate_section): Add code to map a discarded section to the
11431 corresponding kept section when applying a relocation.
11432
e4e5049b
CS		 114332008-04-30 Craig Silverstein <csilvers@google.com>
11434
11435 * dwarf_reader.cc (next_generation_count): New static var.
11436 (Addr2line_cache_entry): New struct.
11437 (addr2line_cache): New static var.
11438 (Dwarf_line_info::one_addr2line): Added caching.
11439 (Dwarf_line_info::clear_addr2line_cache): New function.
11440 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11441 cache-size parameter.
11442 (Dwarf_line_info::one_addr2line_cache): New function.
11443 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11444 new cache-size argument to one_addr2line(), and clear cache.
11445
d09e9154
CC		 114462008-04-28 Cary Coutant <ccoutant@google.com>
11447
11448 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11449 R_386_PC8 relocations.
11450
7ef73768
ILT		 114512008-04-23 Ian Lance Taylor <iant@google.com>
11452
55438702
ILT		 11453 * object.cc (Sized_relobj::include_section_group): Check for
11454 invalid section group.
11455
c165fb93
ILT		 11456 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11457 header size.
11458
7ef73768
ILT		 11459 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11460 than read for file header.
11461 * archive.cc (Archive::include_member): Likewise.
11462
6194aaab
L		 114632008-04-23 Paolo Bonzini <bonzini@gnu.org>
11464
11465 * aclocal.m4: Regenerate.
11466 * configure: Regenerate.
11467
d491d34e
ILT		 114682008-04-19 Ian Lance Taylor <iant@google.com>
11469
5ea2bac6
ILT		 11470 * version.cc (version_string): Bump to 1.6.
11471
7bc3e21a
ILT		 11472 * testsuite/Makefile.am (many_sections_r_test): New target.
11473 (many_sections_r_test_SOURCES): Remove.
11474 (many_sections_r_test_DEPENDENCIES): Remove.
11475 (many_sections_r_test_LDFLAGS): Remove.
11476 (many_sections_r_test_LDADD): Remove.
11477
7fcd3aa9
ILT		 11478 * object.cc (Sized_relobj::do_add_symbols): Always pass
11479 local_symbol_count_ to add_from_relobj.
11480
4c94d6ae
ILT		 11481 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11482 every thousand variables.
11483 * testsuite/Makefile.in: Rebuild.
11484
d491d34e
ILT		 11485 * object.cc (Xindex::initialize_symtab_xindex): New function.
11486 (Xindex::read_symtab_xindex): New function.
11487 (Xindex::sym_xindex_to_shndx): New function.
11488 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11489 available.
11490 (Sized_relobj::do_initialize_xindex): New function.
11491 (Sized_relobj::do_read_symbols): Adjust section links.
11492 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11493 parameter. Change all callers.
11494 (Sized_relobj::include_section_group): Adjust section links and
11495 symbol section indexes.
11496 (Sized_relobj::do_layout): Adjust section links.
11497 (Sized_relobj::do_count_local_symbols): Adjust section links and
11498 symbol section indexes.
11499 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11500 ordinary and special symbols.
11501 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11502 dynsym_xindex parameters. Change all callers. Adjust section
11503 links. Use SHN_XINDEX when needed.
11504 (Sized_relobj::get_symbol_location_info): Adjust section links.
11505 Don't get fooled by special symbols.
11506 * object.h (class Xindex): Define.
11507 (class Object): Add xindex_ parameter. Declare virtual functoin
11508 do_initialize_xindex.
11509 (Object::adjust_sym_shndx): New function.
11510 (Object::set_xindex): New protected function.
11511 (class Symbol_value): Add is_ordinary_shndx_ field.
11512 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11513 (Symbol_value::value): Assert ordinary section.
11514 (Symbol_value::initialize_input_to_output_map): Likewise.
11515 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11516 Change all callers.
11517 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11518 all callers.
11519 (class Sized_relobj): Update declarations.
11520 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11521 parameter. Change all callers.
11522 (Sized_relobj::adjust_shndx): New function.
11523 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11524 field.
11525 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11526 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11527 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11528 (Sized_dynobj::read_dynsym_section): Adjust section links.
11529 (Sized_dynobj::read_dynamic): Likewise.
11530 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11531 section links.
11532 (Sized_dynobj::do_initialize_xindex): New function.
11533 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11534 do_initialize_xindex.
11535 (Sized_dynobj::adjust_shndx): New function.
11536 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11537 dynsym_xindex_ fields.
11538 (Layout::finalize): Add a call to set_section_indexes before
11539 creating the symtab sections.
11540 (Layout::set_section_indexes): Don't do anything if the section
11541 already has a section index.
11542 (Layout::create_symtab_sections): Add shnum parameter. Change
11543 caller. Create .symtab_shndx section if needed.
11544 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11545 caller.
11546 (Layout::allocated_output_section_count): New function.
11547 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11548 needed.
11549 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11550 fields. Update declarations.
11551 (Layout::symtab_xindex): New function.
11552 (Layout::dynsym_xindex): New function.
11553 (class Write_symbols_task): Add layout_ field.
11554 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11555 Change caller.
11556 * output.cc (Output_section_headers::Output_section_headers): Add
11557 shstrtab_section parameter. Change all callers.
11558 (Output_section_headers::do_sized_write): Store overflow values
11559 for section count and section string table section index in
11560 section header zero.
11561 (Output_file_header::do_sized_write): Check for overflow of
11562 section count and section string table section index.
11563 (Output_symtab_xindex::do_write): New function.
11564 (Output_symtab_xindex::endian_do_write): New function.
11565 * output.h (class Output_section_headers): Add shstrtab_section_.
11566 Update declarations.
11567 (class Output_symtab_xindex): Define.
11568 (Output_section::has_out_shndx): New function.
11569 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11570 field.
11571 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11572 Change all callers.
11573 (Sized_symbol::init): Likewise.
11574 (Symbol::output_section): Check for ordinary symbol.
11575 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11576 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11577 callers.
11578 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11579 Change all callers. Simplify handling of symbols from sections
11580 not included in the link.
11581 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11582 distinction.
11583 (Weak_alias_sorter::operator()): Assert that symbols are
11584 ordinary.
11585 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11586 distinction.
11587 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11588 parameters. Change all callers.
11589 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11590 symbol distinction. Use SHN_XINDEX when needed.
11591 (Symbol_table::write_section_symbol): Add symtab_xindex
11592 parameter. Change all callers.
11593 (Symbol_table::sized_write_section_symbol): Likewise. Use
11594 SHN_XINDEX when needed.
11595 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11596 declarations.
11597 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11598 (Symbol::is_defined): Check is_ordinary.
11599 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11600 (Symbol::is_absolute, Symbol::is_common): Likewise.
11601 (class Sized_symbol): Update declarations.
11602 (class Symbol_table): Update declarations.
11603 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11604 parameters. Change all callers.
11605 (Sized_symbol::override): Likewise.
11606 (Symbol_table::override): Likewise.
11607 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11608 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11609 is_ordinary, and orig_st_shndx parameters. Change all callers.
11610 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11611 to be in an ordinary section.
11612 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11613 object and is_ordinary parameters. Change all callers.
11614 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11615 Change all callers. Don't add undefined or non-ordinary symbols
11616 to reloc_map_.
11617 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11618 Change all callers.
11619 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11620 declarations.
11621 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11622 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11623 (Sized_relobj::relocate_sections): Likewise.
11624 * target-reloc.h (scan_relocs): Adjust section symbol index.
11625 (scan_relocatable_relocs): Likewise.
11626 * i386.cc (Scan::local): Check for ordinary symbols.
11627 * sparc.cc (Scan::local): Likewise.
11628 * x86_64.cc (Scan::local): Likewise.
11629 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11630 to symbol_section_and_value.
11631 * testsuite/many_sections_test.cc: New file.
11632 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11633 (check_PROGRAMS): Add many_sections_test.
11634 (many_sections_test_SOURCES): Define.
11635 (many_sections_test_DEPENDENCIES): Define.
11636 (many_sections_test_LDFLAGS): Define.
11637 (BUILT_SOURCES): Add many_sections_define.h.
11638 (many_sections_define.h): New target.
11639 (BUILT_SOURCES): Add many_sections_check.h.
11640 (many_sections_check.h): New target.
11641 (check_PROGRAMS): Add many_sections_r_test.
11642 (many_sections_r_test_SOURCES): Define.
11643 (many_sections_r_test_DEPENDENCIES): Define.
11644 (many_sections_r_test_LDFLAGS): Define.
11645 (many_sections_r_test_LDADD): Define.
11646 (many_sections_r_test.o): New target.
11647 * testsuite/Makefile.in: Rebuild.
11648
c5818ff1
CC		 116492008-04-17 Cary Coutant <ccoutant@google.com>
11650
11651 * errors.cc (Errors::info): New function.
11652 (gold_info): New function.
11653 * errors.h (Errors::info): New function.
11654 * gold.h (gold_info): New function.
11655 * object.cc (Input_objects::add_object): Print trace output.
11656 * options.cc (options::parse_set): New function.
11657 (General_options::parse_wrap): Deleted.
11658 (General_options::General_options): Deleted initializer.
11659 * options.h (options::String_set): New typedef.
11660 (options::parse_set): New function.
11661 (DEFINE_set): New macro.
11662 (General_options::wrap): Changed to use DEFINE_set. Changed
11663 callers of any_wrap_symbols and is_wrap_symbol.
11664 (General_options::trace, General_options::trace_symbol):
11665 New options.
11666 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11667 (General_options::wrap_symbols_): Deleted.
11668 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11669
b5be4a7c
DM		 116702008-04-17 David S. Miller <davem@davemloft.net>
11671
11672 * options.cc (General_options::parse_V): New function.
11673 * options.h: Add entries for -V and -Qy.
11674
155a0dd7
ILT		 116752008-04-17 Ian Lance Taylor <iant@google.com>
11676
11677 * common.cc (Symbol_table::allocate_commons): Remove options
11678 parameter. Change caller.
11679 (Symbol_table::do_allocate_commons): Remove options parameter.
11680 Change caller. Just call do_allocate_commons_list twice.
11681 (Symbol_table::do_allocate_commons_list): New function, broken out
11682 of do_allocate_commons.
11683 * common.h (class Allocate_commons_task): Remove options_ field.
11684 Update constructor.
11685 * symtab.cc (Symbol_table::Symbol_table): Initialize
11686 tls_commons_.
11687 (Symbol_table::add_from_object): Put TLS common symbols on
11688 tls_commons_ list.
11689 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11690 which are IN_OUTPUT_DATA.
11691 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11692 allocate_commons and do_allocate_commons declarations. Declare
11693 do_allocate_commons_list.
11694 * gold.cc (queue_middle_tasks): Update creation of
11695 Allocate_commons_task to not pass options.
11696 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11697 (TLS_TEST_C_FLAGS): New variable.
11698 (tls_test_c_pic.o): New target.
11699 (tls_test_shared.so): Link in tls_test_c_pic.o.
11700 (tls_test_c_pic_ie.o): New target.
11701 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11702 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11703 (tls_test_c.o): New target.
11704 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11705 (tls_pic_test_LDADD): Likewise.
11706 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11707 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11708 (tls_test_c_gnu2.o): New target.
11709 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11710 tls_test_c_gnu2.o.
11711 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11712 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11713 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11714 * testsuite/tls_test.cc: Include "config.h".
11715 (t_last): Call t11_last.
11716 * testsuite/tls_test.h (t11, t11_last): Declare.
11717 * testsuite/tls_test_c.c: New file.
11718 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11719 * configure.ac: Check for OpenMP support.
11720 * configure, config.in, Makefile.in: Rebuild.
11721 * testsuite/Makefile.in: Rebuild.
11722
edfbb029
CC		 117232008-04-16 Cary Coutant <ccoutant@google.com>
11724
11725 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11726 (Target_i386::tls_base_symbol_defined_): New field.
11727 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11728 (Target_i386::Scan::global): Likewise.
11729 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11730 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11731 (Target_x86_64::tls_base_symbol_defined_): New field.
11732 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11733 (Target_x86_64::Scan::global): Likewise.
11734
f3c69fca
CC		 117352008-04-16 Cary Coutant <ccoutant@google.com>
11736
11737 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11738 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11739 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11740 building shared libraries.
11741 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11742 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11743 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11744 * testsuite/Makefile.in: Rebuild.
11745 * testsuite/weak_undef.h: New file.
11746 * testsuite/weak_undef_file1.cc: Add extra test cases.
11747 * testsuite/weak_undef_file2.cc: Likewise.
11748 * testsuite/weak_undef_test.cc: Likewise.
11749
7c414435
DM		 117502008-04-16 David S. Miller <davem@davemloft.net>
11751
32b769e1
DM		 11752 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11753 Add issued_non_pic_error_ field. Declare check_non_pic.
11754 (Target_sparc::Scan::check_non_pic): New function.
11755 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11756 (Target_sparc::Scan::global): Likewise.
11757
11936fb1
DM		 11758 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11759 * configure: Rebuild.
11760
7c414435
DM		 11761 * options.h (DEFINE_enable): New macro.
11762 (new_dtags): New enable option.
11763 (initfirst, interpose, loadfltr, nodefaultlib,
11764 nodelete, nodlopen, nodump): New -z options.
11765 * layout.cc (Layout:finish_dynamic_section): If new
11766 dtags enabled, emit DT_RUNPATH. Also, emit a
11767 DT_FLAGS_1 containing any specified -z flags.
11768
85c7bf8b
ILT		 117692008-04-16 Ian Lance Taylor <iant@google.com>
11770
12c0daef
ILT		 11771 * copy-relocs.cc: New file.
11772 * copy-relocs.h: New file.
11773 * reloc.cc: Remove Copy_relocs code.
11774 * reloc.h: Likewise.
11775 * reloc-types.h (struct Reloc_types) [both versions]: Add
11776 get_reloc_addend_noerror.
11777 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11778 variants of add_global which take an addend which must be zero.
11779 * i386.cc: Include "copy-relocs.h".
11780 (class Target_i386): Change type of copy_relocs_ to variable,
11781 update initializer.
11782 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11783 Change all callers.
11784 (Target_i386::do_finalize_sections): Change handling of
11785 copy_relocs_.
11786 * sparc.cc: Include "copy-relocs.h".
11787 (class Target_sparc): Change type of copy_relocs_ to variable,
11788 update initializer.
11789 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11790 Change all callers.
11791 (Target_sparc::do_finalize_sections): Change handling of
11792 copy_relocs_.
11793 * x86_64.cc: Include "copy-relocs.h".
11794 (class Target_x86_64): Change type of copy_relocs_ to variable,
11795 update initializer.
11796 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11797 class. Change all callers.
11798 (Target_x86_64::do_finalize_sections): Change handling of
11799 copy_relocs_.
11800 * Makefile.am (CCFILES): Add copy-relocs.cc.
11801 (HFILES): Add copy-relocs.h.
11802
4f4995b6
ILT		 11803 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11804
85c7bf8b
ILT		 11805 * testsuite/script_test_4.sh: Permit leading zeroes.
11806
4f2a9edd
ILT		 118072008-04-15 Ian Lance Taylor <iant@google.com>
11808
e6188289
ILT		 11809 * script-sections.cc (Script_sections::create_segments): Use
11810 header_size_adjustment even when there is enough room for the
11811 headers.
11812 * testsuite/script_test_4.sh: New file.
11813 * testsuite/script_test_4.t: New file.
11814 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11815 (check_DATA): Add script_test_4.stdout.
11816 (MOSTLYCLEANFILES): Likewise.
11817 (script_test_4): New target.
11818 (script_test_4.stdout): New target.
11819 * testsuite/Makefile.in: Rebuild.
11820
4f2a9edd
ILT		 11821 * sparc.cc: Add definitions for Output_data_plt_sparc class
11822 constants.
11823
f5314dd5
DM		 118242008-04-14 David S. Miller <davem@davemloft.net>
11825
11826 * sparc.cc: New file.
11827 * Makefile.am (TARGETSOURCES): Add sparc.cc
11828 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11829 * configure.tgt: Document targ_extra_size and
11830 targ_extra_big_endian. Add entries for sparc-* and
11831 sparc64-*.
11832 * configure.ac: Handle targ_extra_size and
11833 targ_extra_big_endian.
11834 * Makefile.in: Rebuild.
11835 * configure: Likewise.
11836 * po/POTFILES.in: Likewise.
11837 * po/gold.pot: Likewise.
11838
154e0e9a
ILT		 118392008-04-14 Ian Lance Taylor <iant@google.com>
11840
11841 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11842 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11843 in the name/type/flags to section mapping. Don't call
11844 allocate_output_section.
11845 (Layout::choose_output_section): Change parameter from adjust_name
11846 to is_input_section. Don't permit input sections after sections
11847 are attached to segments. Don't call allocate_output_section.
11848 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11849 not write_enable_output_section.
11850 (Layout::make_output_section): Don't push to
11851 unattached_section_list_ nor call attach_to_segment. Call
11852 attach_section_to_segment if sections are attached.
11853 (Layout::attach_sections_to_segments): New function.
11854 (Layout::attach_section_to_segment): New function.
11855 (Layout::attach_allocated_section_to_segment): Rename from
11856 attach_to_segment. Remove flags parameter.
11857 (Layout::allocate_output_section): Remove function.
11858 (Layout::write_enable_output_section): Remove function.
11859 * layout.h (class Layout): Update for above changes. Add new
11860 field sections_are_attached_.
11861 * output.h (Output_section::update_flags_for_input_section): New
11862 function.
11863 * output.cc (Output_section::add_input_section): Call
11864 update_flags_for_input_section.
11865 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11866
009a67a2
CC		 118672008-04-11 Cary Coutant <ccoutant@google.com>
11868
11869 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11870 thought unnecessary.
11871 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11872
759b1a24
ILT		 118732008-04-11 Ian Lance Taylor <iant@google.com>
11874
11875 * output.h (class Output_section_data): Remove inline definition
11876 of set_addralign.
11877 * output.cc (Output_section_data::set_addralign): New function.
11878
c2b45e22
CC		 118792008-04-11 Cary Coutant <ccoutant@google.com>
11880
11881 Add support for TLS descriptors for i386 and x86_64.
11882 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11883 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11884 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11885 GOT_TYPE_TLS_DESC.
11886 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11887 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11888 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11889 relocations.
11890 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11891 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11892 Fix problem with initial-exec relocations.
11893 (Target_i386::Relocate::relocate_tls): Likewise.
11894 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11895 relaxation.
11896 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11897 support for section-plus-offset dynamic table entries.
11898 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11899 (Output_data_dynamic::Dynamic_entry): Add support for
11900 section-plus-offset dynamic table entries.
11901 (Output_data_dynamic::Classification): Likewise.
11902 (Output_data_dynamic::classification_): Renamed offset_.
11903 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11904 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11905 (Target_x86_64::make_plt_section): New function.
11906 (Target_x86_64::reserve_tlsdesc_entries): New function.
11907 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11908 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11909 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11910 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11911 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11912 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11913 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11914 add extra PLT entry for TLS descriptors.
11915 (Output_data_plt_x86_64::got_): New field.
11916 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11917 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11918 fields.
11919 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11920 descriptors.
11921 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11922 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11923 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11924 R_386_TLS_DESC_CALL relocations.
11925 (Target_x86_64::Scan::global): Likewise.
11926 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11927 for TLS descriptors.
11928 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11929 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11930 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11931 GD-to-IE relaxation.
11932 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11933 and TLS_DESCRIPTORS.
11934 * Makefile.in: Rebuild.
11935 * configure: Rebuild.
11936 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11937 (tls_test_shared2.so): New target.
11938 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11939 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11940 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11941 (tls_shared_gd_to_ie_test_LDADD): New variable.
11942 (tls_shared_gnu2_gd_to_ie_test): New target.
11943 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11944 New targets.
11945 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11946 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11947 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11948 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11949 (tls_shared_gnu2_test): New target.
11950 (tls_test_gnu2_shared.so): New target.
11951 (tls_shared_gnu2_test_SOURCES): New variable.
11952 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11953 (tls_shared_gnu2_test_LDFLAGS): New variable.
11954 (tls_shared_gnu2_test_LDADD): New variable.
11955 * testsuite/Makefile.in: Rebuild.
11956 * testsuite/Makefile.
11957
83bfb6b7
ILT		 119582008-04-11 Ian Lance Taylor <iant@google.com>
11959
11960 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11961 justsyms.t.
11962 * testsuite/Makefile.in: Rebuild.
11963
11964 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11965 long.
11966 * testsuite/script_test_2.cc (main): Adjust test.
11967
706e1f5e
ILT		 119682008-04-11 David S. Miller <davem@davemloft.net>
11969 Ian Lance Taylor <iant@google.com>
11970
11971 * options.h (General_options): Add entries for '-Y' and
11972 '-relax'.
11973 * options.cc (General_options:finalize): If -Y was used, add those
11974 entries to the library path instead of the default "/lib" and
11975 "/usr/lib".
11976
7c98e6bb
DM		 119772008-04-11 David S. Miller <davem@davemloft.net>
11978
11979 * testsuite/justsyms.t: Start at 0x100.
11980 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11981 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11982 long.
11983 * testsuite/script_test_2.cc: Adjust string and section length
11984 checks.
7c98e6bb 11985
99a37bfd
ILT		 119862008-04-09 Ian Lance Taylor <iant@google.com>
11987
2cefc357
ILT		 11988 PR gold/5996
11989 * script-sections.cc (Sections_element::allocate_to_segment): Add
11990 orphan parameter.
11991 (Output_section_definition::allocate_to_segment): Likewise.
11992 (Orphan_output_section::allocate_to_segment): Likewise.
11993 (Script_sections::attach_sections_using_phdrs_clause): Don't
11994 propagate non-PT_LOAD segments to orphan sections.
11995 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11996 readelf rather than objdump.
11997 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11998 .interp section and PT_INTERP segment are the same size.
11999 * testsuite/Makefile.in: Rebuild.
12000
99a37bfd
ILT		 12001 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12002 aliases for symbols defined in the same object.
12003 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12004 (weak_alias_test_SOURCES): New variable.
12005 (weak_alias_test_DEPENDENCIES): New variable.
12006 (weak_alias_test_LDFLAGS): New variable.
12007 (weak_alias_test_LDADD): New variable.
12008 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12009 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12010 (weak_alias_test_3.o): New target.
12011 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12012 * testsuite/weak_alias_test_main.cc: New file.
12013 * testsuite/weak_alias_test_1.cc: New file.
12014 * testsuite/weak_alias_test_2.cc: New file.
12015 * testsuite/weak_alias_test_3.cc: New file.
12016
780e49c5
ILT		 120172008-04-08 Ian Lance Taylor <iant@google.com>
12018
cdb0b8f5
ILT		 12019 * options.h (class General_options): Add --noinhibit-exec option.
12020 * main.cc (main): Check --noinhibit-exec.
12021
0864d551
ILT		 12022 * options.h (class General_options): Define --wrap as a special
12023 option. Add wrap_symbols_ field.
12024 (General_options::any_wrap_symbols): New function.
12025 (General_options::is_wrap_symbol): New function.
12026 * options.cc (General_options::parse_wrap): New function.
12027 (General_options::General_options): Initialize wrap_symbols_.
12028 * symtab.cc (Symbol_table::wrap_symbol): New function.
12029 (Symbol_table::add_from_object): Handle --wrap.
12030 * symtab.h (class Symbol_table): Declare wrap_symbol.
12031 * target.h (Target::wrap_char): New function.
12032 (Target::Target_info): Add wrap_char field.
12033 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12034 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12035 * testsuite/testfile.cc (Target_test::test_target_info):
12036 Likewise.
12037
789aa6de
ILT		 12038 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12039 there is one.
12040
2c38906f
ILT		 12041 * layout.h (class Layout): Add added_eh_frame_data_ field.
12042 * layout.cc (Layout::Layout): Initialize new field.
12043 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12044 output section until we find a section we merged successfully.
12045 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12046 that the size be non-zero.
12047
780e49c5
ILT		 12048 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12049 qualifier.
12050
7fcd0256
ILT		 120512008-04-08 Craig Silverstein <csilvers@google.com>
12052
12053 * configure.ac: Export new conditional variable HAVE_ZLIB.
12054 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12055 on HAVE_ZLIB.
12056 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12057 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12058
6835af53
ILT		 120592008-04-07 Ian Lance Taylor <iant@google.com>
12060
e24f324c
ILT		 12061 * version.cc (version_string): Set to "1.5".
12062
a036edd8
ILT		 12063 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12064 Add issued_non_pic_error_ field. Declare check_non_pic.
12065 (Target_x86_64::Scan::check_non_pic): New function.
12066 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12067 (Target_x86_64::Scan::global): Likewise.
12068
624f8810
ILT		 12069 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12070 addend parameter. Change caller. Handle merge sections.
12071 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12072 Address to Addend. Don't add in the result of
12073 local_section_offset, pass down the addend and use the returned
12074 value.
12075 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12076 Update declarations of local_section_offset and symbol_value.
12077 * testsuite/two_file_test_1.cc (t18): New function.
12078 * testsuite/two_file_test_2.cc (f18): New function.
12079 * testsuite/two_file_test_main.cc (main): Call t18.
12080 * testsuite/two_file_test.h (t18, f18): Declare.
12081
6835af53
ILT		 12082 * configure.ac: Don't test for objdump, c++filt, or readelf.
12083 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12084 conditionals.
12085 (TEST_READELF): New variable.
12086 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12087 (check_PROGRAMS): Add two_file_strip_test.
12088 (two_file_strip_test): New target.
12089 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12090 (two_file_same_shared_strip_test_SOURCES): New variable.
12091 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12092 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12093 (two_file_same_shared_strip_test_LDADD): New variable.
12094 (two_file_shared_strip.so): New target.
12095 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12096 (ver_test_5.syms, ver_test_7.syms): Likewise.
12097 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12098 (strip_test_3.stdout): Use TEST_OBJDUMP.
12099 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12100
86925eef
CC		 121012008-04-04 Cary Coutant <ccoutant@google.com>
12102
12103 * symtab.h (Symbol::is_weak_undefined): New function.
12104 (Symbol::is_strong_undefined): New function.
12105 (Symbol::is_absolute): New function.
12106 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12107 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12108 absolute symbols.
12109 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12110 (weak_undef_test): New target.
12111 * testsuite/Makefile.in: Rebuild.
12112 * testsuite/weak_undef_file1.cc: New file.
12113 * testsuite/weak_undef_file2.cc: New file.
12114 * testsuite/weak_undef_test.cc: New file.
12115
126f3ece
ILT		 121162008-04-03 Craig Silverstein <csilvers@google.com>
12117
12118 * compressed_output.h (class Output_compressed_section): Use
12119 unsigned buffer.
12120 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12121 add zlib header.
12122 (zlib_compressed_suffix): Removed.
12123 (Output_compressed_section::set_final_data_size): Use unsigned
12124 buffers.
12125 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12126 Fix linker invocation.
12127 (flagstest_o_specialfile_and_compress_debug_sections):
12128 Likewise.
12129 * testsuite/Makefile.in: Regenerated.
12130
deae2a14
DM		 121312008-04-02 David S. Miller <davem@davemloft.net>
12132
12133 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12134 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12135
70752818
ILT		 121362008-04-02 Craig Silverstein <csilvers@google.com>
12137
12138 * TODO: New file.
12139
39d0cb0e
ILT		 121402008-04-02 Ian Lance Taylor <iant@google.com>
12141
12142 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12143 parameters. Update for new key type to views_. Change all
12144 callers.
12145 (File_read::read): Adjust for byteshift in returned view.
12146 (File_read::add_view): New function, broken out of
12147 find_and_make_view.
12148 (File_read::make_view): New function, broken out of
12149 find_and_make_view.
12150 (File_read::find_or_make_view): Add offset and aligned
12151 parameters. Rewrite accordingly. Change all callers.
12152 (File_read::get_view): Add offset and aligned parameters. Adjust
12153 for byteshift in return value.
12154 (File_read::get_lasting_view): Likewise.
12155 * fileread.h (class File_read): Update declarations.
12156 (class File_read::View): Add byteshift_ field. Add byteshift to
12157 constructor. Add byteshift method.
12158 * archive.h (Archive::clear_uncached_views): New function.
12159 (Archive::get_view): Add aligned parameter. Change all callers.
12160 * object.h (Object::get_view): Add aligned parameter. Change all
12161 callers.
12162 (Object::get_lasting_view): Likewise.
12163
12164 * fileread.cc (File_read::release): Don't call clear_views if
12165 there are multiple objects.
12166 * fileread.h (File_read::clear_uncached_views): New function.
12167 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12168 on the archive.
12169
a1207466
CC		 121702008-03-31 Cary Coutant <ccoutant@google.com>
12171
12172 Add thin archive support.
12173 * archive.cc (Archive::armagt): New const.
12174 (Archive::setup): Remove task parameter and calls to unlock.
12175 (Archive::unlock_nested_archives): New function.
12176 (Archive::read_header): Add nested_off parameter. Change
12177 all callers.
12178 (Archive::interpret_header): Likewise.
12179 (Archive::include_all_members): Change to handle thin
12180 archives.
12181 (Archive::include_member): Likewise.
12182 * archive.h (Archive::Archive): Add new parameters and
12183 initializers.
12184 (Archive::armagt): New const.
12185 (Archive::setup): Remove task parameter.
12186 (Archive::unlock_nested_archives): New function.
12187 (Archive::read_header): Add nested_off parameter.
12188 (Archive::interpret_header): Likewise.
12189 (Archive::Nested_archive_table): New typedef.
12190 (Archive::is_thin_archive_): New field.
12191 (Archive::nested_archives_): New field.
12192 (Archive::options_): New field.
12193 (Archive::dirpath_): New field.
12194 (Archive::task_): New field.
12195 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12196 for thin archives. Pass additional parameters to
12197 Archive::Archive. Unlock the archive file after calling
12198 Archive::setup.
cd536b21 12199
479f6503
ILT		 122002008-03-29 Ian Lance Taylor <iant@google.com>
12201
686c8caf
ILT		 12202 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12203 version symbol to be local.
12204 * testsuite/ver_test_4.sh: New file.
12205 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12206 (check_DATA): Add ver_test_4.syms.
12207 (ver_test_4.syms): New target.
12208 * testsuite/Makefile.in: Rebuild.
12209
ab794b6b
ILT		 12210 * output.cc
12211 (Output_section::Input_section_sort_entry::has_priority): New
12212 function.
12213 (Output_section::Input_section_sort_entry::match_file_name): New
12214 function.
12215 (Output_section::Input_section_sort_entry::match_section_name):
12216 Remove.
12217 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12218 Remove.
12219 (Output_section::Input_section_sort_entry::match_section_file):
12220 Remove.
12221 (Output_section::Input_section_sort_compare::operator()): Rewrite
12222 using new Input_section_sort_entry functions. Sort crtbegin and
12223 crtend first. Sort sections with no priority before sections with
12224 a priority.
12225 * testsuite/initpri1.c (d3): Check j != 4.
12226 (cd5): New constructor/destructor function.
12227 (main): Check j != 2.
12228
479f6503
ILT		 12229 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12230 new symbol when resolving, don't call set_is_default.
12231 * testsuite/ver_test_7.cc: New file.
12232 * testsuite/ver_test_7.sh: New file.
12233 * testsuite/Makefile.am (ver_test_7.so): New target.
12234 (ver_test_7.o): New target.
12235 (check_SCRIPTS): Add ver_test_7.sh.
12236 (check_DATA): Add ver_test_7.syms.
12237 (ver_test_7.syms): New target.
12238
2fd32231
ILT		 122392008-03-28 Ian Lance Taylor <iant@google.com>
12240
12241 * layout.cc (Layout::layout): If we see an input section with a
12242 name that needs sorting, set the must_sort flag for the output
12243 section.
12244 (Layout::make_output_section): If the name of the output section
12245 indicates that it might require sorting, set the may_sort flag.
12246 * output.h (Output_section::may_sort_attached_input_sections): New
12247 function.
12248 (Output_section::set_may_sort_attached_input_sections): New
12249 function.
12250 (Output_section::must_sort_attached_input_sections): New
12251 function.
12252 (Output_section::set_must_sort_attached_input_sections): New
12253 function.
12254 (class Output_section): Declare Input_section_sort_entry. Define
12255 Input_section_sort_compare. Declare
12256 sort_attached_input_sections. Add new fields:
12257 may_sort_attached_input_sections_,
12258 must_sort_attached_input_sections_,
12259 attached_input_sections_are_sorted_.
12260 * output.cc (Output_section::Output_section): Initialize new
12261 fields.
12262 (Output_section::add_input_section): Add an entry to
12263 input_sections_ if may_sort or must_sort are true.
12264 (Output_section::set_final_data_size): Call
12265 sort_attached_input_sections if necessary.
12266 (Output_section::Input_section_sort_entry): Define new class.
12267 (Output_section::Input_section_sort_compare::operator()): New
12268 function.
12269 (Output_section::sort_attached_input_sections): New function.
12270 * configure.ac: Check whether the compiler supports constructor
12271 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12272 * testsuite/initpri1.c: New file.
12273 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12274 CONSTRUCTOR_PRIORITY.
12275 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12276 (initpri1_LDFLAGS): New variable.
12277 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12278
18e6b24e
ILT		 122792008-03-27 Ian Lance Taylor <iant@google.com>
12280
49bdd526
ILT		 12281 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12282 * testsuite/common_test_1.c: New file.
12283 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12284 (common_test_1_SOURCES): New variable.
12285 (common_test_1_DEPENDENCIES): New variable.
12286 (common_test_1_LDFLAGS): New variable.
12287
18e6b24e
ILT		 12288 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12289 and commons_ correctly when NAME/VERSION does not override
12290 NAME/NULL.
12291 * testsuite/ver_test_6.c: New file.
12292 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12293 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12294 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12295
04bf7072
ILT		 122962008-03-26 Ian Lance Taylor <iant@google.com>
12297
5871526f
ILT		 12298 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12299 of an undefined symbol from a version script.
12300 * testsuite/Makefile.am (ver_test_5.so): New target.
12301 (ver_test_5.o): New target.
12302 (check_SCRIPTS): Add ver_test_5.sh.
12303 (check_DATA): Add ver_test_5.syms.
12304 (ver_test_5.syms): New target.
12305 * testsuite/ver_test_5.cc: New file.
12306 * testsuite/ver_test_5.script: New file.
12307 * testsuite/ver_test_5.sh: New file.
12308 * Makefile.in, testsuite/Makefile.in: Rebuild.
12309
04bf7072
ILT		 12310 PR gold/5986
12311 Fix problems building gold with gcc 4.3.0.
12312 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12313 (gold_error_at_location, gold_warning_at_location): Use it.
12314 * configure.ac: Check whether we can compile and use a template
12315 function with a printf attribute.
12316 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12317 when jumping over bytes.
12318 * object.cc: Instantiate Object::read_section_data.
12319 * debug.h: Include <cstring>
12320 * dwarf_reader.cc: Include <algorithm>
12321 * main.cc: Include <cstring>.
12322 * options.cc: Include <cstring>.
12323 * output.cc: Include <cstring>.
12324 * script.cc: Include <cstring>.
12325 * script.h: Include <string>.
12326 * symtab.cc: Include <cstring> and <algorithm>.
12327 * target-select.cc: Include <cstring>.
12328 * version.cc: Include <string>.
12329 * testsuite/testmain.cc: Include <cstdlib>.
12330 * configure, config.in: Rebuild.
12331
874c5b28
ILT		 123322008-03-25 Ian Lance Taylor <iant@google.com>
12333
819d6c3a
ILT		 12334 * options.cc: Include "../bfd/bfdver.h".
12335 (options::help): Print bug reporting address.
12336
f4b2c6f5
ILT		 12337 * version.cc (print_version): Adjust output for current value of
12338 BFD_VERSION_STRING.
12339
12340 * NEWS: New file.
12341
e96caa79
ILT		 12342 * options.cc (options::help): Print list of supported targets.
12343 * target-select.h: Include <vector>.
12344 (class Target_selector): Make machine_, size_, and is_big_endian_
12345 fields const. Add bfd_name_ and instantiated_target_ fields.
12346 (Target_selector::Target_selector): Add bfd_name parameter.
12347 (Target_selector::recognize): Make non-virtual, call
12348 do_recognize.
12349 (Target_selector::recognize_by_name): Make non-virtual, call
12350 do_recognize_by_name.
12351 (Target_selector::supported_names): New function.
12352 (Target_selector::bfd_name): New function.
12353 (Target_selector::do_instantiate_target): New pure virtual
12354 function.
12355 (Target_selector::do_recognize): New virtual function.
12356 (Target_selector::do_recognize_by_name): New virtual function.
12357 (Target_selector::instantiate_target): New private function.
12358 (supported_target_names): Declare.
12359 * target-select.cc (Target_selector::Target_selector): Update for
12360 new parameter and fields.
12361 (select_target_by_name): Check that the name matches before
12362 calling recognize_by_name.
12363 (supported_target_names): New function.
12364 * i386.cc (class Target_selector_i386): Update Target_selector
12365 constructor call. Remove recognize and recognize_by_name. Add
12366 do_instantiate_target.
12367 * x86_64.cc (class Target_selector_x86_64): Likewise.
12368 * testsuite/testfile.cc (class Target_selector_test): Update for
12369 changes to Target_selector.
12370
874c5b28
ILT		 12371 * README: Rewrite, with some notes on unsupported features.
12372
0a65a3a7
CC		 123732008-03-24 Cary Coutant <ccoutant@google.com>
12374
12375 * i386.cc (Target_i386::Got_type): New enum declaration.
12376 (Target_i386::Scan::local): Updated callers of Output_data_got
12377 member functions.
12378 (Target_i386::Scan::global): Likewise.
12379 (Target_i386::Relocate::relocate): Likewise.
12380 (Target_i386::Relocate::relocate_tls): Likewise.
12381 * object.h (Got_offset_list): New class.
12382 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12383 (Sized_relobj::local_got_offset): Likewise.
12384 (Sized_relobj::set_local_got_offset): Likewise.
12385 (Sized_relobj::local_has_tls_got_offset): Removed.
12386 (Sized_relobj::local_tls_got_offset): Removed.
12387 (Sized_relobj::set_local_tls_got_offset): Removed.
12388 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12389 * output.cc (Output_data_got::add_global): Added got_type parameter.
12390 (Output_data_got::add_global_with_rel): Likewise.
12391 (Output_data_got::add_global_with_rela): Likewise.
12392 (Output_data_got::add_global_pair_with_rel): New function.
12393 (Output_data_got::add_global_pair_with_rela): New function.
12394 (Output_data_got::add_local): Added got_type parameter.
12395 (Output_data_got::add_local_with_rel): Likewise.
12396 (Output_data_got::add_local_with_rela): Likewise.
12397 (Output_data_got::add_local_pair_with_rel): New function.
12398 (Output_data_got::add_local_pair_with_rela): New function.
12399 (Output_data_got::add_global_tls): Removed.
12400 (Output_data_got::add_global_tls_with_rel): Removed.
12401 (Output_data_got::add_global_tls_with_rela): Removed.
12402 (Output_data_got::add_local_tls): Removed.
12403 (Output_data_got::add_local_tls_with_rel): Removed.
12404 (Output_data_got::add_local_tls_with_rela): Removed.
12405 * output.h (Output_data_got::add_global): Added got_type parameter.
12406 (Output_data_got::add_global_with_rel): Likewise.
12407 (Output_data_got::add_global_with_rela): Likewise.
12408 (Output_data_got::add_global_pair_with_rel): New function.
12409 (Output_data_got::add_global_pair_with_rela): New function.
12410 (Output_data_got::add_local): Added got_type parameter.
12411 (Output_data_got::add_local_with_rel): Likewise.
12412 (Output_data_got::add_local_with_rela): Likewise.
12413 (Output_data_got::add_local_pair_with_rel): New function.
12414 (Output_data_got::add_local_pair_with_rela): New function.
12415 (Output_data_got::add_global_tls): Removed.
12416 (Output_data_got::add_global_tls_with_rel): Removed.
12417 (Output_data_got::add_global_tls_with_rela): Removed.
12418 (Output_data_got::add_local_tls): Removed.
12419 (Output_data_got::add_local_tls_with_rel): Removed.
12420 (Output_data_got::add_local_tls_with_rela): Removed.
12421 * resolve.cc (Symbol::override_base_with_special): Removed
12422 reference to has_got_offset_ field.
12423 * symtab.cc (Symbol::init_fields): Replaced initialization
12424 of got_offset_ with got_offsets_. Removed initialization
12425 of has_got_offset_
53fcba31 12426 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12427 (Symbol::got_offset): Likewise.
12428 (Symbol::set_got_offset): Likewise.
12429 (Symbol::has_tls_got_offset): Removed.
12430 (Symbol::tls_got_offset): Removed.
12431 (Symbol::set_tls_got_offset): Removed.
12432 (Symbol::got_offset_): Removed.
12433 (Symbol::tls_mod_got_offset_): Removed.
12434 (Symbol::tls_pair_got_offset_): Removed.
12435 (Symbol::got_offsets_): New field.
12436 (Symbol::has_got_offset): Removed.
12437 (Symbol::has_tls_mod_got_offset): Removed.
12438 (Symbol::has_tls_pair_got_offset): Removed.
12439 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12440 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12441 member functions.
12442 (Target_x86_64::Scan::global): Likewise.
12443 (Target_x86_64::Relocate::relocate): Likewise.
12444 (Target_x86_64::Relocate::relocate_tls): Likewise.
12445
bd52eafb
BE		 124462008-03-25 Ben Elliston <bje@au.ibm.com>
12447
12448 * yyscript.y: Fix spelling error in comment.
12449
8b105e34
ILT		 124502008-03-24 Ian Lance Taylor <iant@google.com>
12451
8ed814a9
ILT		 12452 * options.h (class General_options): Define build_id option.
12453 * layout.h (class Layout): Declare write_build_id, create_note,
12454 create_build_id. Add build_id_note_ member.
12455 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12456 "libiberty.h", "md5.h", "sha1.h".
12457 (Layout::Layout): Initialize eh_frame_data_,
12458 eh_frame_hdr_section_, and build_id_note_.
12459 (Layout::finalize): Call create_build_id.
12460 (Layout::create_note): New function, broken out of
12461 Layout::create_gold_note.
12462 (Layout::create_gold_note): Call create_note.
12463 (Layout::create_build_id): New function.
12464 (Layout::write_build_id): New function.
12465 (Close_task_runner::run): Call write_build_id.
12466
8b105e34
ILT		 12467 * x86_64.cc: Correct license to GPLv3.
12468
086a1841
ILT		 124692008-03-23 Ian Lance Taylor <iant@google.com>
12470
12471 * options.cc: Include "demangle.h".
12472 (parse_optional_string): New function.
12473 (parse_long_option): Handle takes_optional_argument.
12474 (parse_short_option): Update dash_z initializer. Handle
12475 takes_optional_argument.
12476 (General_options::General_options): Initialize do_demangle_.
12477 (General_options::finalize): Set do_demangle_. Handle demangling
12478 style.
12479 * options.h (parse_optional_string): Declare.
12480 (struct One_option): Add optional_arg field. Update constructor.
12481 Update call constructor calls. Add takes_optional_argument
12482 function.
12483 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12484 (DEFINE_optional_string): Define.
12485 (General_options::demangle): Change from DEFINE_bool to
12486 DEFINE_optional_string.
12487 (General_options::no_demangle): New function.
12488 (General_options::do_demangle): New function.
12489 (General_options::set_do_demangle): New function.
12490 (General_options::execstack_status_): Move definition to end of
12491 class definition.
12492 (General_options::static_): Likewise.
12493 (General_options::do_demangle_): New field.
12494 * object.cc (big_endian>::get_symbol_location_info): Call
12495 Options::do_demangle, not Options::demangle.
12496 * symtab.cc (demangle): Likewise.
12497
cbb93e63
ILT		 124982008-03-22 Ian Lance Taylor <iant@google.com>
12499
12500 * gold.h: Include <cstddef> and <sys/types.h>
12501 * options.h: Include <cstring>.
12502
ec531623
ILT		 125032008-03-21 Ian Lance Taylor <iant@google.com>
12504
12505 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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