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[deliverable/binutils-gdb.git] / gold / ChangeLog
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c2c7840a
CC		 12012-01-24 Cary Coutant <ccoutant@google.com>
2
3 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
4 definition and ...
5 (read_unsigned_LEB_128_x): ... this new function.
6 (read_signed_LEB_128): Replaced with inline definition and ...
7 (read_signed_LEB_128_x): ... this new function.
8 * int_encoding.h (read_unsigned_LEB_128_x): New function.
9 (read_unsigned_LEB_128): Add inline definition.
10 (read_signed_LEB_128_x): New function.
11 (read_signed_LEB_128): Add inline definition.
12 * testsuite/Makefile.am (leb128_unittest): New unit test.
13 * testsuite/Makefile.in: Regenerate.
14 * testsuite/leb128_unittest.cc: New unit test.
15
833de760 162012-01-23 Ian Lance Taylor <iant@google.com>
9dee3b3c
ILT		 17
18 PR gold/13617
19 * i386.cc (Target_i386::do_code_fill): When using a jmp
20 instruction, pad with nop instructions.
21 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
22
618d6666
L		 232012-01-22 H.J. Lu <hongjiu.lu@intel.com>
24
25 * x86_64.cc (gc_process_relocs): Add typename on types used in
26 template.
27 (scan_relocs): Likewise.
28 (relocate_section): Likewise.
29 (apply_relocation): Likewise.
30
3660ff06
L		 312012-01-10 H.J. Lu <hongjiu.lu@intel.com>
32
33 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
34 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
35 under x32.
36
fc51264f
L		 372012-01-09 H.J. Lu <hongjiu.lu@intel.com>
38
39 * x86_64.cc: Initial support for x32.
40
dd74ae06
CC		 412012-01-03 Cary Coutant <ccoutant@google.com>
42
43 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
44 Use abstract base class for GOT.
45 * gold/output.h (class Output_data_got_base): New abstract base class.
46 (class Output_data_got): Derive from new base class, adjust ctors.
47 (Output_data_got::reserve_slot): Make virtual; rename to
48 do_reserve_slot; Adjust callers.
49 * gold/target.h (Sized_target::init_got_plt_for_update): Return
50 pointer to abstract base class.
51 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
52
83896202
ILT		 532011-12-18 Ian Lance Taylor <iant@google.com>
54
55 * object.h (Relobj::local_symbol_value): New function.
56 (Relobj::local_plt_offset): New function.
57 (Relobj::local_has_got_offset): New function.
58 (Relobj::local_got_offset): New function.
59 (Relobj::set_local_got_offset): New function.
60 (Relobj::do_local_symbol_value): New pure virtual function.
61 (Relobj::do_local_plt_offset): Likewise.
62 (Relobj::do_local_has_got_offset): Likewise.
63 (Relobj::do_local_got_offset): Likewise.
64 (Relobj::do_set_local_got_offset): Likewise.
65 (Sized_relobj::do_local_has_got_offset): Rename from
66 local_has_got_offset.
67 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
68 (Sized_relobj::do_set_local_got_offset): Rename from
69 set_local_got_offset.
70 (Sized_relobj_file::do_local_plt_offset): Rename from
71 local_plt_offset.
72 (Sized_relobj_file::do_local_symbol_value): New function.
73 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
74 local_plt_offset.
75 * output.cc (Output_data_got::Got_entry::write): Change object to
76 Relobj. Use local_symbol_value.
77 (Output_data_got::add_global_with_rel): Change rel_dyn to
78 Output_data_reloc_generic*. Use add_global_generic.
79 (Output_data_got::add_global_with_rela): Remove. Change all
80 callers to use add_global_with_rel.
81 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
82 Output_data_reloc_generic*. Use add_global_generic.
83 (Output_data_got::add_global_pair_with_rela): Remove. Change all
84 callers to use add_global_pair_with_rel.
85 (Output_data_got::add_local): Change object to Relobj*.
86 (Output_data_got::add_local_plt): Likewise.
87 (Output_data_got::add_local_with_rel): Change object to Relobj*,
88 change rel_dyn to Output_data_reloc_generic*. Use
89 add_local_generic.
90 (Output_data_got::add_local_with_rela): Remove. Change all
91 callers to use all_local_with_rel.
92 (Output_data_got::add_local_pair_with_rel): Change object to
93 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
94 add_output_section_generic.
95 (Output_data_got::add_local_pair_with_rela): Remove. Change all
96 callers to use add_local_pair_with_rel.
97 (Output_data_got::reserve_local): Change object to Relobj*.
98 * output.h: (class Output_data_reloc_generic): Add pure virtual
99 declarations for add_global_generic, add_local_generic,
100 add_output_section_generic.
101 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
102 functions for Output_data_reloc_generic. Update declarations for
103 changes listed in output.cc.
104 (class Output_data_got): Change template parameter to got_size.
105 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
106 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
107 function.
108 (Sized_relobj_incr::do_local_plt_offset): New function.
109 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
110 add_global_generic.
111
76677ad0
CC		 1122011-12-17 Cary Coutant <ccoutant@google.com>
113
114 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
115 * resolve.cc (Symbol_table::resolve): Likewise.
116 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
117 arrays.
118 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
119
8b8dd8d5
ILT		 1202011-12-16 Ian Lance Taylor <iant@google.com>
121
122 * output.h (Output_data_reloc_generic::add): Only call
123 add_dynamic_reloc if this is a dynamic reloc section.
124
d55525b9
L		 1252011-12-15 H.J. Lu <hongjiu.lu@intel.com>
126
127 PR gold/13505
128 * target-reloc.h (apply_relocation): Replace <64, false> with
129 <size, big_endian>.
130
ff81c7c1
NC		 1312011-11-25 Nick Clifton <nickc@redhat.com>
132
133 * po/it.po: New Italian translation.
134
628f39be
SA		 1352011-11-17 Sterling Augustine <saugustine@google.com>
136
137 * script.cc (script_include_directive): Implement.
138 (read_script_file): New local variables name and search_path. Update
139 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
140 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
141 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
142
98ef3ea4
SA		 1432011-11-11 Sterling Augustine <saugustine@google.com>
144
145 * yyscript.y (section_cmd): Add support for INCLUDE directive.
146 (file_or_sections_cmd): Likewise.
147
f4a8b6d7
DK		 1482011-11-11 Doug Kwan <dougkwan@google.com>
149
150 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
151 if --just-symbols is given.
152
29ab395d
DK		 1532011-11-10 Doug Kwan <dougkwan@google.com>
154
155 PR gold/13362
156 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
157 when processing data relocs.
158 * reloc.h (Relocate_functions::rel_unaligned): New method.
159 (Relocate_functions::pcrel_unaligned): Ditto.
160 (Relocate_functions::rel32_unaligned): Ditto.
161 (Relocate_functions::pcrel32_unaligned): Ditto.
162
2c339f71
DK		 1632011-11-09 Doug Kwan <dougkwan@google.com>
164
165 PR gold/13362
166 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
167 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
168 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
169 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
170 (Relocate_functions::rel_unaligned): New.
171 (Relocate_functions::rel32_unaligned): New.
172 * target-reloc.h (relocate_for_relocatable): Add code to handle
173 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
174 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
175 arm_unaligned_reloc_r): New targets.
176 * testsuite/Makefile.in: Regenerate.
177 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
178 linking.
179
3f3cddf1
ILT		 1802011-11-02 Ian Lance Taylor <iant@google.com>
181
182 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
183 NATIVE_LINKER.
184 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
185 * options.cc (General_options::finalize): Use library search path
186 from configure script if specified. If not native and no sysroot,
187 only search TOOLLIBDIR.
188 * options.h (Search_directory::Search_directory): Change name to
189 const std::string&.
190 (General_options::add_to_library_path_with_sysroot): Change arg to
191 const std::string&.
192 * configure, Makefile.in, config.in: Rebuild.
193
a8e2273b
ILT		 1942011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
195
196 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
197 we are working around the ARM1176 Erratum.
198 * options.h (General_options::fix_arm1176): Add option.
199 * testsuite/Makefile.am: Add testcases, and keep current ones
200 working.
201 * testsuite/Makefile.in: Regenerate.
202 * testsuite/arm_fix_1176.s: New file.
203 * testsuite/arm_fix_1176.sh: Likewise.
204
cd6eab1c
ILT		 2052011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
206
207 * arm.cc (Target_arm::Target_arm): Remove initialisation of
208 may_use_blx_.
209 (Target_arm::may_use_blx): Remove method.
210 (Target_arm::set_may_use_blx): Likewise.
211 (Target_arm::may_use_v4t_interworking): New method.
212 (Target_arm::may_use_v5t_interworking): Likewise.
213 (Target_arm::may_use_blx_): Remove member variable.
214 (Arm_relocate_functions::arm_branch_common): Check for v5T
215 interworking.
216 (Arm_relocate_functions::thumb_branch_common): Likewise.
217 (Reloc_stub::stub_type_for_reloc): Likewise.
218 (Target_arm::do_finalize_sections): Correct interworking checks.
219 * testsuite/Makefile.am: Add new tests.
220 * testsuite/Makefile.in: Regenerate.
221 * testsuite/arm_farcall_arm_arm.s: New test.
222 * testsuite/arm_farcall_arm_arm.sh: Likewise.
223 * testsuite/arm_farcall_arm_thumb.s: Likewise.
224 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
225 * testsuite/arm_farcall_thumb_arm.s: Likewise.
226 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
227 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
228 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
229
286adcf4
CC		 2302011-10-31 Cary Coutant <ccoutant@google.com>
231
232 PR gold/13023
233 * expression.cc (Expression::eval_with_dot): Add
234 is_section_dot_assignment parameter.
235 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
236 absolute and assigning to dot within a section.
237 * script-sections.cc
238 (Output_section_element_assignment::set_section_addresses): Pass
239 dot_section to set_if_absolute.
240 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
241 as is_section_dot_assignment flag to eval_with_dot.
242 (Output_section_element_dot_assignment::set_section_addresses):
243 Likewise.
244 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
245 parameter. Also set value if relative to dot_section; set the
246 symbol's output_section.
247 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
248 parameter. Adjust all callers.
249 (Expression::eval_maybe_dot): Likewise.
250 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
251 Adjust all callers.
252 * testsuite/script_test_2.t: Test assignment of an absolute value
253 to dot within an output section element.
254
9634ed06
CC		 2552011-10-31 Cary Coutant <ccoutant@google.com>
256
257 * options.h (class General_options): Add --[no-]gnu-unique options.
258 * symtab.cc (Symbol_table::sized_write_globals): Convert
259 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
260
de4101c7
CC		 2612011-10-31 Cary Coutant <ccoutant@google.com>
262
263 PR gold/13359
264 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
265 unnecessary assertion.
266 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
267
7257cc92
ST		 2682011-10-31 Sriraman Tallam <tmsriram@google.com>
269
270 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
271 gc_mark_symbol.
272 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
273 gc_mark_symbol.
274 Change to just keep the section associated with symbol.
275 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
276 they are externally visible and --export-dynamic is turned on.
277 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
278
bfc34b3f
ILT		 2792011-10-19 Ian Lance Taylor <iant@google.com>
280
281 PR gold/13163
282 * script-sections.cc
283 (Output_section_element_dot_assignment::needs_output_section): New
284 function.
285
ea0d8c47
ILT		 2862011-10-19 Ian Lance Taylor <iant@google.com>
287
288 PR gold/13204
289 * layout.cc (Layout::segment_precedes): Don't assert failure if a
290 --section-start option was seen.
291 * options.h (General_options::any_section_start): New function.
292
abd242a9
DM		 2932011-10-18 David S. Miller <davem@davemloft.net>
294
295 PR binutils/13301
296 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
297 member to track relocation locations that have moved during TLS
298 reloc optimizations.
299 (Target_sparc::Relocate::Relocate): Initialize to NULL.
300 (Target_sparc::Relocate::relocate): Adjust view down by 4
301 bytes if it matches reloc_adjust_addr_.
302 (Target_sparc::Relocate::relocate_tls): Always move the
303 __tls_get_addr call delay slot instruction forward 4 bytes when
304 performing relaxation.
305
bab9090f
CC		 3062011-10-18 Cary Coutant <ccoutant@google.com>
307
308 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
309 (Output_file::map_no_anonymous): Check for non-zero
310 return code from posix_fallocate.
311
f7c5b166
CC		 3122011-10-17 Cary Coutant <ccoutant@google.com>
313
314 PR gold/13245
315 * plugin.cc (is_visible_from_outside): Check for symbols
316 referenced from dynamic objects.
317 * resolve.cc (Symbol_table::resolve): Don't count references
318 from dynamic objects as references from real ELF files.
319 * testsuite/plugin_test_2.sh: Adjust expected result.
320
b490c0bb
CC		 3212011-10-17 Cary Coutant <ccoutant@google.com>
322
323 * gold.cc: Include timer.h.
324 (queue_middle_tasks): Stamp time.
325 (queue_final_tasks): Likewise.
326 * main.cc (main): Store timer in parameters. Print timers
327 for each pass.
328 * parameters.cc (Parameters::Parameters): Initialize timer_.
329 (Parameters::set_timer): New function.
330 (set_parameters_timer): New function.
331 * parameters.h (Parameters::set_timer): New function.
332 (Parameters::timer): New function.
333 (Parameters::timer_): New data member.
334 (set_parameters_timer): New function.
335 * timer.cc (Timer::stamp): New function.
336 (Timer::get_pass_time): New function.
337 * timer.h (Timer::stamp): New function.
338 (Timer::get_pass_time): New function.
339 (Timer::pass_times_): New data member.
340
f475cf7b
CC		 3412011-10-17 Cary Coutant <ccoutant@google.com>
342
343 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
344 task for members of lib groups.
345
cdd7e244
CC		 3462011-10-17 Cary Coutant <ccoutant@google.com>
347
348 PR gold/13288
4f95c8b4 349 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 350 (File_read::make_view): Move bounds check (replace with assert)...
351 (File_read::find_or_make_view): ... to here.
352
dfb45471
CC		 3532011-10-12 Cary Coutant <ccoutant@google.com>
354
4f95c8b4 355 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 356 ::read returns less than requested size.
357
53bbcc1b
CC		 3582011-10-10 Cary Coutant <ccoutant@google.com>
359
4f95c8b4 360 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 361 Initialize defined_count_.
362 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
363 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
364 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
365 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
366 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 367 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 368 member.
369 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 370 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 371 Return zeroes instead of internal error.
372
397b129b
CC		 3732011-10-10 Cary Coutant <ccoutant@google.com>
374
375 PR gold/13249
4f95c8b4 376 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 377 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 378 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 379 (Output_reloc::type_): Adjust size of bit field.
380 (Output_reloc::use_plt_offset_): New bit field.
381 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
382 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
383 flag. Adjust all callers.
4f95c8b4 384 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 385 creating RELATIVE relocations.
386
d5698657
NC		 3872011-10-10 Nick Clifton <nickc@redhat.com>
388
389 * po/es.po: Updated Spanish translation.
390 * po/fi.po: Updated Finnish translation.
391
6a59a5c2
DN		 3922011-10-03 Diego Novillo <dnovillo@google.com>
393
394 * options.cc (parse_uint): Fix dereference of RETVAL.
395
f0558624
ST		 3962011-09-29 Sriraman Tallam <tmsriram@google.com>
397
398 * layout.h (section_order_map_): New member.
399 (get_section_order_map): New member function.
400 * output.cc (Output_section::add_input_section): Check for patterns
401 only when --section-ordering-file is specified.
402 * gold.cc (queue_middle_tasks): Delay updating order of sections till
403 output_sections have been formed.
404 * layout.cc (Layout_Layout): Initialize section_order_map_.
405 * plugin.cc (update_section_order): Store order in order_map. Do not
406 update the order.
407 * testsuite/Makefile.am: Add test case for plugin_final_layout.
408 * testsuite/Makefile.in: Regenerate.
409 * testsuite/plugin_section_order.c: New file.
410 * testsuite/plugin_final_layout.cc: New file.
411 * testsuite/plugin_final_layout.sh: New file.
412
a7dac153
CC		 4132011-09-29 Cary Coutant <ccoutant@google.com>
414
4f95c8b4 415 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 416 Check for NULL.
4f95c8b4 417 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 418 symbols during incremental update.
419 (Symbol_table::add_from_dynobj): Likewise.
420
eebd87a5
ILT		 4212011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
422 Ian Lance Taylor <iant@google.com>
423
424 * symtab.cc (Symbol_table::define_special_symbol): Always
425 canonicalize version string.
426
403a3331
CC		 4272011-09-26 Cary Coutant <ccoutant@google.com>
428
4f95c8b4
CC		 429 * gold.cc (queue_initial_tasks): Move option checks ...
430 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 431 some options; make others fatal.
432
235061c2
CC		 4332011-09-26 Cary Coutant <ccoutant@google.com>
434
435 gcc PR lto/47247
436 * plugin.cc (get_symbols_v2): New function.
437 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
438 (is_referenced_from_outside): New function.
439 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
440 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
441 (get_symbols): Pass version parameter.
442 (get_symbols_v2): New function.
443 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
444 parameter.
445 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
446 (onload): Add LDPT_GET_SYMBOLS_V2.
447 (all_symbols_read_hook): Use get_symbols_v2; check for
448 LDPR_PREVAILING_DEF_IRONLY_EXP.
449 * testsuite/plugin_test_3.sh: Update expected results.
450
dc87f620
ILT		 4512011-09-23 Simon Baldwin <simonb@google.com>
452
453 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
454 configuration options.
455 * configure: Regenerate.
456 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
457 * Makefile.in: Regenerate.
458 * testsuite/Makefile.in: Regenerate.
459
a8279f82
ST		 4602011-09-19 Sriraman Tallam <tmsriram@google.com>
461
462 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
463
0c9350c8
CC		 4642011-09-19 Cary Coutant <ccoutant@google.com>
465
466 * incremental.cc (can_incremental_update): Fix typo in comment.
467 * incremental.h (can_incremental_update): Likewise.
468
aa06ae28
CC		 4692011-09-18 Cary Coutant <ccoutant@google.com>
470
471 * incremental.cc (can_incremental_update): New function.
472 * incremental.h (can_incremental_update): New function.
473 * layout.cc (Layout::init_fixed_output_section): Call it.
474 (Layout::make_output_section): Don't allow patch space in .eh_frame.
475 * object.cc (Sized_relobj_file::do_layout): Call
476 can_incremental_update.
477
ebb300b2
CC		 4782011-09-13 Cary Coutant <ccoutant@google.com>
479
480 * configure.ac: Check for glibc support for gnu_indirect_function
481 support with static linking, setting automake conditional
482 IFUNC_STATIC.
483 * Makefile.in: Regenerate.
484 * configure: Regenerate.
485
486 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
487 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
488 for IFUNC_STATIC.
489 * testsuite/Makefile.in: Regenerate.
490
1206d0d5
CC		 4912011-09-13 Cary Coutant <ccoutant@google.com>
492
493 * incremental.cc (Sized_relobj_incr::do_layout): Call
494 report_comdat_group for kept comdat sections.
495 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
496 * testsuite/Makefile.in: Regenerate.
497 * testsuite/incr_comdat_test_1.cc: New source file.
498 * testsuite/incr_comdat_test_2_v1.cc: New source file.
499 * testsuite/incr_comdat_test_2_v2.cc: New source file.
500 * testsuite/incr_comdat_test_2_v3.cc: New source file.
501
40b29874
ILT		 5022011-09-13 Ian Lance Taylor <iant@google.com>
503
504 * object.cc (Sized_relobj_file::do_layout): Remove unused local
505 variable external_symbols_offset.
506
1b045aac
ILT		 5072011-09-12 Ian Lance Taylor <iant@google.com>
508
509 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
510 triggered if object has no symbols.
511
24c6c55a
DM		 5122011-09-09 David S. Miller <davem@davemloft.net>
513
514 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
515 (Output_fill_debug_line::do_write): Likewise.
516
66570254
CC		 5172011-08-29 Cary Coutant <ccoutant@google.com>
518
519 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
520 casts to match formatting specs.
521 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
522
8ea8cd50
CC		 5232011-08-26 Cary Coutant <ccoutant@google.com>
524
525 * layout.cc (Free_list::allocate): Provide guarantee of minimum
526 remaining hole size when allocating.
527 (Layout::make_output_section): Set fill methods for debug sections.
528 * layout.h (Free_list::Free_list_node): Move from private to
529 public.
530 (Free_list::set_min_hole_size): New function.
531 (Free_list::begin, Free_list::end): New functions.
532 (Free_list::min_hole_): New data member.
533 * output.cc: Include dwarf.h.
534 (Output_fill_debug_info::do_minimum_hole_size): New function.
535 (Output_fill_debug_info::do_write): New function.
536 (Output_fill_debug_line::do_minimum_hole_size): New function.
537 (Output_fill_debug_line::do_write): New function.
538 (Output_section::Output_section): Initialize new data member.
539 (Output_section::set_final_data_size): Ensure patch space is larger
540 than minimum hole size.
541 (Output_section::do_write): Fill holes in debug sections.
542 * output.h (Output_fill): New class.
543 (Output_fill_debug_info): New class.
544 (Output_fill_debug_line): New class.
545 (Output_section::set_free_space_fill): New function.
546 (Output_section::free_space_fill_): New data member.
547 * testsuite/Makefile.am (incremental_test_3): Add
548 --incremental-patch option.
549 (incremental_test_4): Likewise.
550 (incremental_test_5): Likewise.
551 (incremental_test_6): Likewise.
552 (incremental_copy_test): Likewise.
553 (incremental_common_test_1): Likewise.
554 * testsuite/Makefile.in: Regenerate.
555
7cf80422
NC		 5562011-08-26 Nick Clifton <nickc@redhat.com>
557
558 * po/es.po: Updated Spanish translation.
559
c3f7b0e5
CC		 5602011-08-01 Cary Coutant <ccoutant@google.com>
561
562 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
563 * gold/testsuite/Makefile.in: Regenerate.
564 * gold/testsuite/justsyms_exec.c: New source file.
565 * gold/testsuite/justsyms_lib.c: New source file.
566
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CC		 5672011-08-01 Cary Coutant <ccoutant@google.com>
568
569 * layout.cc (Layout::set_segment_offsets): Don't realign text
570 segment if -Ttext was specified.
571 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
572 file type.
573 * object.h (Sized_relobj_file::e_type): New function.
574 (Sized_relobj_file::e_type_): New data member.
575 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
576 base address for ET_EXEC files.
577 * target.cc (Target::do_make_elf_object_implementation): Allow
578 ET_EXEC files with --just-symbols option.
579
dcd8d12e
CC		 5802011-07-28 Cary Coutant <ccoutant@google.com>
581
582 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
583 Add thread_number parameter.
584 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
585 * workqueue-threads.cc
586 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
587 current thread if its thread number is greater than desired thread
588 count.
589 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
590 Add thread_number parameter.
591 (Workqueue::should_cancel_thread): Likewise.
592 (Workqueue::find_runnable_or_wait): Pass thread_number to
593 should_cancel_thread.
594 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
595 parameter.
596
804eb480
ST		 5972011-07-22 Sriraman Tallam <tmsriram@google.com>
598
599 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
600 only after checking if it cannot be forced local.
601 * symtab.h (is_externally_visible): Check if the symbol is not forced
602 local.
603
f1ddb600
ILT		 6042011-07-15 Ian Lance Taylor <iant@google.com>
605
606 * options.h (class General_options): Add --print-output-format.
607 Move -EL next to -EB, for better --help output.
608 * target-select.cc: Include <cstdio>, "options.h", and
609 "parameters.h".
610 (Target_selector::do_target_bfd_name): New function.
611 (print_output_format): New function.
612 * target-select.h (class Target_selector): Update declarations.
613 (Target_selector::target_bfd_name): New function.
614 (print_output_format): Declare.
615 * main.cc: Include "target-select.h".
616 (main): Handle --print-output-format.
617 * gold.cc: Include "target-select.h".
618 (queue_initial_tasks): Handle --print-output-format when there are
619 no input files.
620 * parameters.cc (parameters_force_valid_target): Give a better
621 error message if -EB/-EL does not match target.
622 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
623 function.
624
7d172687
ILT		 6252011-07-15 Ian Lance Taylor <iant@google.com>
626
627 * i386.cc (class Output_data_plt_i386): Add layout_ field.
628 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
629 (Output_data_plt_i386::do_write): Write address of .dynamic
630 section to first entry in .got.plt section.
631 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
632 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
633 Initialize layout_.
634 (Output_data_plt_x86_64::do_write): Write address of .dynamic
635 section to first entry in .got.plt section.
636 * layout.h (Layout::dynamic_section): New function.
637
e9552f7e
ST		 6382011-07-13 Sriraman Tallam <tmsriram@google.com>
639
640 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
641 to claim_file call.
642 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
643 input_section_position_, and input_section_glob_.
644 (read_layout_from_file): Call function section_ordering_specified.
645 * layout.h (is_section_ordering_specified): New function.
646 (section_ordering_specified): New function.
647 (section_ordering_specified_): New boolean member.
648 * main.cc(main): Call load_plugins after layout object is defined.
649 * output.cc (Output_section::add_input_section): Use
650 function section_ordering_specified to check if section ordering is
651 needed.
652 * output.cc (Output_section::add_relaxed_input_section): Use
653 function section_ordering_specified to check if section ordering is
654 needed.
655 (Output_section::update_section_layout): New function.
656 (Output_section::sort_attached_input_sections): Check if input section
657 must be reordered.
658 * output.h (Output_section::update_section_layout): New function.
659 * plugin.cc (get_section_count): New function.
660 (get_section_type): New function.
661 (get_section_name): New function.
662 (get_section_contents): New function.
663 (update_section_order): New function.
664 (allow_section_ordering): New function.
665 (Plugin::load): Add the new interfaces to the transfer vector.
666 (Plugin_manager::load_plugins): New parameter.
667 (Plugin_manager::all_symbols_read): New parameter.
668 (Plugin_manager::claim_file): New parameter. Save the elf object for
669 unclaimed objects.
670 (Plugin_manager::get_elf_object): New function.
671 (Plugin_manager::get_view): Change to directly use the bool to check
672 if get_view is called from claim_file_hook.
673 * plugin.h (input_objects): New function
674 (Plugin__manager::load_plugins): New parameter.
675 (Plugin_manager::claim_file): New parameter.
676 (Plugin_manager::get_elf_object): New function.
677 (Plugin_manager::in_claim_file_handler): New function.
678 (Plugin_manager::in_claim_file_handler_): New member.
679 (layout): New function.
680 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
681 handler with an extra parameter. Make the elf object before calling
682 claim_file handler.
683 * testsuite/plugin_test.c (get_section_count): New function pointer.
684 (get_section_type): New function pointer.
685 (get_section_name): New function pointer.
686 (get_section_contents): New function pointer.
687 (update_section_order): New function pointer.
688 (allow_section_ordering): New function pointer.
689 (onload): Check if the new interfaces exist.
690
9446efde
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692
693 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
694 relro section.
695 * x86_64.cc (Target_x86_64::got_section): Likewise.
696 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
697 (relro_now_test_SOURCES): New variable.
698 (relro_now_test_DEPENDENCIES): New variable.
699 (relro_now_test_LDFLAGS): New variable.
700 (relro_now_test_LDADD): New variable.
701 (relro_now_test.so): New target.
702 * testsuite/Makefile.in: Rebuild.
703
07aa62f2
ILT		 7042011-07-12 Ian Lance Taylor <iant@google.com>
705
706 PR gold/12980
707 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
708 GLOB_DAT relocation rather than a RELATIVE relocation for a
709 protected symbol when creating a shared library.
710 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
711 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
712 * testsuite/protected_main_1.cc (main): Test that protected
713 function has same address.
714
e2153196
ILT		 7152011-07-11 Ian Lance Taylor <iant@google.com>
716
717 PR gold/12979
718 * options.h (class General_options): Add -Bgroup.
719 * options.cc (General_options::finalize): If -Bgroup is set,
720 default to --unresolved-symbols=report-all.
721 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
722 * target-reloc.h (issue_undefined_symbol_error): Handle
723 --unresolved-symbols=report-all.
724
6daf5215
ILT		 7252011-07-08 Ian Lance Taylor <iant@google.com>
726
727 PR gold/11985
728 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
729 if linker script discards key sections.
730 (Layout::create_dynamic_symtab): Likewise.
731 (Layout::assign_local_dynsym_offsets): Likewise.
732 (Layout::sized_create_version_sections): Likewise.
733 (Layout::create_interp): Likewise.
734 (Layout::finish_dynamic_section): Likewise.
735 (Layout::set_dynamic_symbol_size): Likewise.
736
beabb2c6
ILT		 7372011-07-08 Ian Lance Taylor <iant@google.com>
738
739 PR gold/12386
740 * options.h (class General_options): Add --unresolved-symbols.
741 * target-reloc.h (issue_undefined_symbol_error): Check
742 --unresolved-symbols. Add comments.
743
9c16daf1
ILT		 7442011-07-08 Ian Lance Taylor <iant@google.com>
745
746 * testsuite/odr_violation2.cc (Ordering::operator()): Make
747 expression more complex.
748
191f1a2d
ILT		 7492011-07-08 Ian Lance Taylor <iant@google.com>
750
751 PR gold/11317
752 * target-reloc.h (issue_undefined_symbol_error): New inline
753 function, broken out of relocate_section.
754 (relocate_section): Call issue_undefined_symbol_error.
755 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
756 there is no TLS segment if we are about to issue an undefined
757 symbol error.
758 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
759
62855347
ILT		 7602011-07-08 Ian Lance Taylor <iant@google.com>
761
762 PR gold/12279
763 * resolve.cc (Symbol_table::should_override): Add fromtype
764 parameter. Change all callers. Give error when linking together
765 TLS and non-TLS symbol.
766 (Symbol_table::should_override_with_special): Add fromtype
767 parameter. Change all callers.
768 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
769 there is no TLS segment if we have reported some errors.
770 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
771
67181c72
ILT		 7722011-07-08 Ian Lance Taylor <iant@google.com>
773
774 PR gold/12372
775 * target.h (Target::plt_address_for_global): New function.
776 (Target::plt_address_for_local): New function.
777 (Target::plt_section_for_global): Remove.
778 (Target::plt_section_for_local): Remove.
779 (Target::do_plt_address_for_global): New virtual function.
780 (Target::do_plt_address_for_local): New virtual function.
781 (Target::do_plt_section_for_global): Remove.
782 (Target::do_plt_section_for_local): Remove.
783 (Target::register_global_plt_entry): Add Symbol_table and Layout
784 parameters.
785 * output.cc (Output_data_got::Got_entry::write): Use
786 plt_address_for_global and plt_address_for_local.
787 * layout.cc (Layout::add_target_dynamic_tags): Use size and
788 address of output section.
789 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
790 got_irelative_, and irelative_count_ fields. Update
791 declarations.
792 (Output_data_plt_i386::has_irelative_section): New function.
793 (Output_data_plt_i386::entry_count): Add irelative_count_.
794 (Output_data_plt_i386::set_final_data_size): Likewise.
795 (class Target_i386): Add got_irelative_ and rel_irelative_
796 fields. Update declarations.
797 (Target_i386::Target_i386): Initialize new fields.
798 (Target_i386::do_plt_address_for_global): New function replacing
799 do_plt_section_for_global.
800 (Target_i386::do_plt_address_for_local): New function replacing
801 do_plt_section_for_local.
802 (Target_i386::got_section): Create got_irelative_.
803 (Target_i386::rel_irelative_section): New function.
804 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
805 fields. Don't define __rel_iplt_{start,end}.
806 (Output_data_plt_i386::add_entry): Add symtab and layout
807 parameters. Change all callers. Use different PLT and GOT for
808 IFUNC symbols.
809 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
810 layout parameters. Change all callers. Use different PLT and
811 GOT.
812 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
813 (Output_data_plt_i386::rel_irelative): New function.
814 (Output_data_plt_i386::address_for_global): New function.
815 (Output_data_plt_i386::address_for_local): New function.
816 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
817 IRELATIVE GOT when changing IFUNC GOT entries.
818 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
819 reloc.
820 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
821 if we didn't create an IRELATIVE GOT.
822 (Target_i386::Relocate::relocate): Use plt_address_for_global and
823 plt_address_for_local.
824 (Target_i386::do_dynsym_value): Use plt_address_for_global.
825 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
826 got_irelative_, and irelative_count_ fields. Update
827 declarations.
828 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
829 Initialize new fields. Remove symtab parameter. Change all
830 callers.
831 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
832 irelative_count_.
833 (Output_data_plt_x86_64::has_irelative_section): New function.
834 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
835 (class Target_x86_64): Add got_irelative_ and rel_irelative_
836 fields. Update declarations.
837 (Target_x86_64::Target_x86_64): Initialize new fields.
838 (Target_x86_64::do_plt_address_for_global): New function replacing
839 do_plt_section_for_global.
840 (Target_x86_64::do_plt_address_for_local): New function replacing
841 do_plt_section_for_local.
842 (Target_x86_64::got_section): Create got_irelative_.
843 (Target_x86_64::rela_irelative_section): New function.
844 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
845 all callers. Don't create __rel_iplt_{start,end}.
846 (Output_data_plt_x86_64::add_entry): Add symtab and layout
847 parameters. Change all callers. Use different PLT and GOT for
848 IFUNC symbols.
849 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
850 layout parameters. Change all callers. Use different PLT and
851 GOT.
852 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
853 parameters. Change all callers. Use different PLT and GOT for
854 IFUNC symbols.
855 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
856 (Output_data_plt_x86_64::rela_irelative): New function.
857 (Output_data_plt_x86_64::address_for_global): New function.
858 (Output_data_plt_x86_64::address_for_local): New function.
859 (Output_data_plt_x86_64::set_final_data_size): Likewise.
860 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
861 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
862 (Target_x86_64::register_global_plt_entry): Add symtab and layout
863 parameters.
864 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
865 reloc.
866 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
867 symbols if we didn't create an IRELATIVE GOT.
868 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
869 plt_address_for_local.
870 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
871 * testsuite/ifuncvar1.c: New test file.
872 * testsuite/ifuncvar2.c: New test file.
873 * testsuite/ifuncvar3.c: New test file.
874 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
875 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
876 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
877 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
878 * testsuite/Makefile.in: Rebuild.
879
33c15b45
CC		 8802011-07-07 Cary Coutant <ccoutant@google.com>
881
882 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
883 (two_file_test_1_ndebug.o): Likewise.
884 (two_file_test_1b_ndebug.o): Likewise.
885 (two_file_test_2_ndebug.o): Likewise.
886 (two_file_test_main_ndebug.o): Likewise.
887 (incremental_test_2): Link with no-debug versions.
888
f48b5fb7
CC		 8892011-07-06 Cary Coutant <ccoutant@google.com>
890
891 * gold/incremental.cc
892 (Output_section_incremental_inputs::write_info_blocks): Check for
893 hidden and internal symbols.
894
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CC		 8952011-07-06 Cary Coutant <ccoutant@google.com>
896
897 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
898 Check disposition for startup file.
899 (Incremental_inputs::report_command_line): Ignore
900 --incremental-startup-unchanged option.
901 * options.cc (General_options::parse_incremental_startup_unchanged):
902 New function.
903 (General_options::General_options): Initialize new data member.
904 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
905 (General_options): Add --incremental-startup-unchanged option.
906 (General_options::incremental_startup_disposition): New function.
907 (General_options::incremental_startup_disposition_): New data member.
908
e24719f6
CC		 9092011-07-06 Cary Coutant <ccoutant@google.com>
910
911 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
912 input file index to Script_info ctor.
913 (Sized_incremental_binary::do_file_has_changed): Find the
914 command-line argument for files named in scripts.
915 * incremental.h (Script_info::Script_info): New ctor
916 with input file index.
917 (Script_info::input_file_index): New function.
918 (Script_info::input_file_index_): New data member.
919 (Incremental_binary::get_library): Add const.
920 (Incremental_binary::get_script_info): Add const.
921 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
922 * testsuite/Makefile.am (incremental_test_5): New test case.
923 (incremental_test_6): New test case.
924 * testsuite/Makefile.in: Regenerate.
925
8f7c81e8
CC		 9262011-07-06 Cary Coutant <ccoutant@google.com>
927
928 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
929 debug output when command lines differ.
930
9fbd3822
CC		 9312011-07-06 Cary Coutant <ccoutant@google.com>
932
933 * incremental.cc (Incremental_inputs::report_command_line): Ignore
934 --incremental-patch option.
935 * layout.cc (Free_list::allocate): Extend allocation beyond original
936 end if enabled.
937 (Layout::make_output_section): Mark sections that should get
938 patch space.
939 * options.cc (parse_percent): New function.
940 * options.h (parse_percent): New function.
941 (DEFINE_percent): New macro.
942 (General_options): Add --incremental-patch option.
943 * output.cc (Output_section::Output_section): Initialize new data
944 members.
945 (Output_section::add_input_section): Print section name when out
946 of patch space.
947 (Output_section::add_output_section_data): Likewise.
948 (Output_section::set_final_data_size): Add patch space when
949 doing --incremental-full.
950 (Output_section::do_reset_address_and_file_offset): Remove patch
951 space.
952 (Output_segment::set_section_list_addresses): Print debug output
953 only if --incremental-update.
954 * output.h (Output_section::set_is_patch_space_allowed): New function.
955 (Output_section::is_patch_space_allowed_): New data member.
956 (Output_section::patch_space_): New data member.
957 * parameters.cc (Parameters::incremental_full): New function.
958 * parameters.h (Parameters::incremental_full): New function
959 * testsuite/Makefile.am (incremental_test_2): Add test for
960 --incremental-patch option.
961 * testsuite/Makefile.in: Regenerate.
962 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
963 (t18): Remove function body.
964
f6cccc2c
DK		 9652011-07-05 Doug Kwan <dougkwan@google.com>
966
967 PR gold/12771
968 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
969 Arm_Address type for relocation result.
970 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
971 overflow check.
972 (Arm_relocate_functions::abs32): Use unaligned access.
973 (Arm_relocate_functions::rel32): Ditto.
974 (Arm_relocate_functions::prel31): Ditto.
975 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
976 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
977 static data relocations.
978 * testsuite/Makefile.in: Regnerate.
979 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
980
28a13fec
ILT		 9812011-07-05 Ian Lance Taylor <iant@google.com>
982
983 PR gold/12392
984 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
985 symbols if necessary.
986 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
987
24d47b34
ILT		 9882011-07-05 Ian Lance Taylor <iant@google.com>
989
990 PR gold/12952
991 * resolve.cc (Symbol::override_base_with_special): Simply override
992 version with special symbol version, ignoring previous version.
993
41f9cbbe
ILT		 9942011-07-05 Ian Lance Taylor <iant@google.com>
995
996 * object.cc (Sized_relobj_file::include_section_group): Add
997 information to comment about signature location.
998
886288f1
ILT		 9992011-07-02 Ian Lance Taylor <iant@google.com>
1000
1001 PR gold/12957
1002 * options.h (class General_options): Add -f and -F.
1003 * options.cc (General_options::finalize): Fatal error if -f/-F
1004 are used without -shared.
1005 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1006
ae3a6d4f
ILT		 10072011-07-02 Ian Lance Taylor <iant@google.com>
1008
1009 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1010
21131061
ILT		 10112011-07-01 Ian Lance Taylor <iant@google.com>
1012
1013 PR gold/12525
1014 PR gold/12952
1015 * resolve.cc (Symbol::override_base_with_special): Don't override
1016 the version if the overriding symbol has a different name.
1017 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1018 all callers. If we give an error about an undefined version,
1019 define the base version if necessary.
1020 * dynobj.h (class Versions): Update declaration.
1021 * testsuite/weak_alias_test_5.cc: New file.
1022 * testsuite/weak_alias_test.script: New file.
1023 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1024 and versioned_alias have the right value, and call t2.
1025 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1026 weak_alias_test_5.so.
1027 (weak_alias_test_LDADD): Likewise.
1028 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1029 * testsuite/Makefile.in: Rebuild.
1030
611062c0
ILT		 10312011-07-01 Ian Lance Taylor <iant@google.com>
1032
1033 PR gold/12525
1034 * options.h (class General_options): Support -z notext.
1035 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1036 -Wl,-z,notext.
1037 (two_file_shared_nonpic.so): Likewise.
1038 (two_file_shared_mixed.so): Likewise.
1039 (two_file_shared_mixed_1.so): Likewise.
1040 (weak_undef_lib_nonpic.so): Likewise.
1041 (alt/weak_undef_lib_nonpic.so): Likewise.
1042 (tls_test_shared_nonpic.so): Likewise.
1043 * testsuite/Makefile.in: Rebuild.
1044
328c7c2f
ILT		 10452011-07-01 Ian Lance Taylor <iant@google.com>
1046
1047 PR gold/12525
1048 * configure.ac: Test whether static linking works, setting
1049 the automake conditional HAVE_STATIC.
1050 * testsuite/Makefile.am: Disable tests using -static if
1051 HAVE_STATIC is not true.
1052 * configure, testsuite/Makefile.in: Rebuild.
1053
02d7cd44
ILT		 10542011-07-01 Ian Lance Taylor <iant@google.com>
1055
1056 PR gold/12525
1057 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1058 Assert if we see DW_EH_PE_indirect.
1059 * target.h (Target::ehframe_datarel_base): New function.
1060 (Target::do_ehframe_datarel_base): New target function.
1061 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1062 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1063 function.
1064
07a60597
ILT		 10652011-07-01 Ian Lance Taylor <iant@google.com>
1066
1067 PR gold/12571
1068 * options.h (class General_options): Add
1069 --ld-generated-unwind-info.
1070 * ehframe.cc (Fde::write): Add address parameter. Change all
1071 callers. If associated with PLT, fill in address and size.
1072 (Cie::set_output_offset): Only add merge mapping if there is an
1073 object.
1074 (Cie::write): Add address parameter. Change all callers.
1075 (Eh_frame::add_ehframe_for_plt): New function.
1076 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1077 input_offset_ fields into union u_, with new plt field.
1078 (Fde::Fde): Adjust for new union field.
1079 (Fde::Fde) [Output_data version]: New constructor.
1080 (Fde::add_mapping): Only add merge mapping if there is an object.
1081 (class Cie): Update declarations.
1082 (class Eh_frame): Declare add_ehframe_for_plt.
1083 * layout.cc (Layout::layout_eh_frame): Break out code into
1084 make_eh_frame_section, and call it.
1085 (Layout::make_eh_frame_section): New function.
1086 (Layout::add_eh_frame_for_plt): New function.
1087 * layout.h (class Layout): Update declarations.
1088 * merge.cc (Merge_map::add_mapping): Add assertion.
1089 * i386.cc: Include "dwarf.h".
1090 (class Output_data_plt_i386): Make first_plt_entry,
1091 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1092 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1093 and plt_eh_frame_fde.
1094 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1095 boundary. Call add_eh_frame_for_plt if appropriate.
1096 * x86_64.cc: Include "dwarf.h".
1097 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1098 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1099 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1100 and plt_eh_frame_fde.
1101 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1102 appropriate.
1103
14788a3f
ILT		 11042011-06-29 Ian Lance Taylor <iant@google.com>
1105
1106 PR gold/12629
1107 * object.cc (Sized_relobj_file::layout_section): Change shdr
1108 parameter to be const.
1109 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1110 out of do_layout.
1111 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1112 appropriate. Call layout_eh_frame_section.
1113 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1114 sections.
1115 * object.h (class Sized_relobj_file): Update declarations.
1116
6c21fce1
ILT		 11172011-06-29 Ian Lance Taylor <iant@google.com>
1118
37e41b03 1119 PR gold/12652
6c21fce1
ILT		 1120 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1121 modifier.
1122 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1123
4d5e4e62
ILT		 11242011-06-29 Ian Lance Taylor <iant@google.com>
1125
1126 PR gold/12675
1127 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1128 SHT_X86_64_UNWIND.
1129 * layout.cc (Layout::layout_eh_frame): Likewise.
1130
886f533a
ILT		 11312011-06-29 Ian Lance Taylor <iant@google.com>
1132
1133 PR gold/12695
1134 * layout.cc (Layout::symtab_section_shndx): New function.
1135 * layout.h (class Layout): Declare symtab_section_shndx.
1136 * output.cc (Output_section::write_header): Call it.
1137
f3ae1b28
ILT		 11382011-06-29 Ian Lance Taylor <iant@google.com>
1139
1140 PR gold/12818
1141 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1142 symbols which are not used in a relocation.
1143
aecf301f
ILT		 11442011-06-28 Ian Lance Taylor <iant@google.com>
1145
1146 PR gold/12898
1147 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1148 script create indistinguishable segments.
1149 (Layout::set_segment_offsets): Use stable_sort when sorting
1150 segments. Pass this to Compare_segments constructor.
1151 * layout.h (class Layout): Make segment_precedes non-static.
1152 (class Compare_segments): Change from struct to class. Add
1153 layout_ field. Add constructor.
1154 * script-sections.cc
1155 (Script_sections::attach_sections_using_phdrs_clause): Rename
1156 local orphan to is_orphan. Don't report failure to put empty
1157 section in segment. On attachment failure, report name of
1158 section, and attach to first PT_LOAD segment.
1159
03ef7571
ILT		 11602011-06-28 Ian Lance Taylor <iant@google.com>
1161
1162 PR gold/12934
1163 * target-select.cc (Target_selector::Target_selector): Add
1164 emulation parameter. Change all callers.
1165 (select_target_by_bfd_name): Rename from select_target_by_name.
1166 Change all callers.
1167 (select_target_by_emulation): New function.
1168 (supported_emulation_names): New function.
1169 * target-select.h (class Target_selector): Add emulation_ field.
1170 Update declarations.
1171 (Target_selector::recognize_by_bfd_name): Rename from
1172 recognize_by_name. Change all callers.
1173 (Target_selector::supported_bfd_names): Rename from
1174 supported_names. Change all callers.
1175 (Target_selector::recognize_by_emulation): New function.
1176 (Target_selector::supported_emulations): New function.
1177 (Target_selector::emulation): New function.
1178 (Target_selector::do_recognize_by_bfd_name): Rename from
1179 do_recognize_by_name. Change all callers.
1180 (Target_selector::do_supported_bfd_names): Rename from
1181 do_supported_names. Change all callers.
1182 (Target_selector::do_recognize_by_emulation): New function.
1183 (Target_selector::do_supported_emulations): New function.
1184 (select_target_by_bfd_name): Change name in declaration.
1185 (select_target_by_emulation): Declare.
1186 (supported_emulation_names): Declare.
1187 * parameters.cc (parameters_force_valid_target): Try to find
1188 target based on emulation from -m option.
1189 * options.h (class General_options): Change doc string for -m.
1190 * options.cc (help): Print emulations.
1191 (General_options::parse_V): Likewise.
1192 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1193 Add emulation parameter. Change all callers.
1194
200b2bb9
ILT		 11952011-06-28 Ian Lance Taylor <iant@google.com>
1196
1197 * target.h (class Target): Add osabi_ field.
1198 (Target::osabi): New function.
1199 (Target::set_osabi): New function.
1200 (Target::Target): Initialize osabi_.
1201 (Target::do_adjust_elf_header): Make pure virtual.
1202 (Sized_target::do_adjust_elf_header): Declare.
1203 * target.cc (Sized_target::do_adjust_elf_header): New function.
1204 (class Sized_target): Instantiate all versions.
1205 * freebsd.h (class Target_freebsd): Remove.
1206 (Target_selector_freebsd::do_recognize): Call set_osabi on
1207 Target.
1208 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1209 (Target_selector_freebsd::set_osabi): Remove.
1210 * i386.cc (class Target_i386): Inherit from Sized_target rather
1211 than Target_freebsd.
1212 * x86_64.cc (class Target_x86_64): Likewise.
1213
b3ce541e
ILT		 12142011-06-28 Ian Lance Taylor <iant@google.com>
1215
1216 * target.h (Target::can_check_for_function_pointers): Rewrite.
1217 Make non-virtual.
1218 (Target::can_icf_inline_merge_sections): Likewise.
1219 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1220 (Target::Target_info): Add can_icf_inline_merge_sections field.
1221 (Target::do_can_check_for_function_pointers): New virtual
1222 function.
1223 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1224 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1225 from can_check_for_function_pointers, move in file.
1226 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1227 section_may_have_icf_unsafe_poineters, move in file.
1228 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1229 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1230 Rename from can_check_for_function_pointers, move in file.
1231 (Target_i386::can_icf_inline_merge_sections): Remove.
1232 (Target_i386::i386_info): Initialize
1233 can_icf_inline_merge_sections.
1234 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1235 Initialize can_icf_inline_merge_sections.
1236 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1237 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1238 Rename from can_check_for_function_pointers, move in file.
1239 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1240 (Target_x86_64::x86_64_info): Initialize
1241 can_icf_inline_merge_sections.
1242 * testsuite/testfile.cc (Target_test::test_target_info):
1243 Likewise.
1244 * icf.cc (get_section_contents): Correct formatting.
1245
6d1c4efb
ILT		 12462011-06-27 Ian Lance Taylor <iant@google.com>
1247
1248 * symtab.cc (Symbol::versioned_name): New function.
1249 (Symbol_table::add_to_final_symtab): Use versioned_name when
1250 appropriate.
1251 (Symbol_table::sized_write_symbol): Likewise.
1252 * symtab.h (class Symbol): Declare versioned_name.
1253 * stringpool.h (class Stringpool_template): Add variant of add
1254 which takes a std::basic_string.
1255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1256 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1257 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1258 (ver_test_12.o): New target.
1259 * testsuite/Makefile.in: Rebuild.
1260
57eb9b50
DK		 12612011-06-27 Doug Kwan <dougkwan@google.com>
1262
1263 * arm.cc (Arm_relocate_functions::thm_jump8,
1264 Arm_relocate_functions::thm_jump11): Use a wider signed
1265 type to compute offset.
1266 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1267 arm_thm_jump8.
1268 * testsuite/Makefile.in: Regenerate.
1269 * testsuite/arm_branch_in_range.sh: Check test results of
1270 arm_thm_jump11 and arm_thm_jump8.
1271 * testsuite/arm_thm_jump11.s: New test source file.
1272 * testsuite/arm_thm_jump11.t: New linker script.
1273 * testsuite/arm_thm_jump8.s: New test source file.
1274 * testsuite/arm_thm_jump8.t: New linker script.
1275
487b39df
ILT		 12762011-06-24 Ian Lance Taylor <iant@google.com>
1277
1278 * layout.cc: Include "object.h".
1279 (ctors_sections_in_init_array): New static variable.
1280 (Layout::is_ctors_in_init_array): New function.
1281 (Layout::layout): Add entry to ctors_sections_in_init_array if
1282 appropriate.
1283 * layout.h (class Layout): Declare is_ctors_in_init_array.
1284 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1285 is_ctors_reverse_view is set.
1286 (Sized_relobj_file::write_sections): Add layout parameter. Change
1287 all callers. Set is_ctors_reverse_view field of View_size.
1288 (Sized_relobj_file::reverse_words): New function.
1289 * object.h (Sized_relobj_file::View_size): Add
1290 is_ctors_reverse_view field.
1291 (class Sized_relobj_file): Update declarations.
1292 * testsuite/initpri3.c: New test.
1293 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1294 initpri3b.
1295 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1296 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1297 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1298 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1299 * testsuite/Makefile.in: Rebuild.
1300
472076e4
CC		 13012011-06-24 Cary Coutant <ccoutant@google.com>
1302
1303 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1304 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1305 (debug_msg_cdebug.err): New targets.
1306 * testsuite/Makefile.in: Regenerate.
1307 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1308 Fix checks for link with shared library.
1309
a60af0db
DK		 13102011-06-24 Doug Kwan <dougkwan@google.com>
1311
1312 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1313 skip empty text sections.
1314 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1315
5393d741
ILT		 13162011-06-22 Ian Lance Taylor <iant@google.com>
1317
1318 PR gold/12910
1319 * options.h (class General_options): Add --ctors-in-init-array.
1320 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1321 friends as SHT_PROGBITS for merging sections.
1322 (Layout::layout): Remove special handling of .init_array and
1323 friends. Don't sort if doing relocatable link. Sort for .ctors
1324 and .dtors if ctors_in_init_array.
1325 (Layout::make_output_section): Force correct section types for
1326 .init_array and friends. Don't sort if doing relocatable link,
1327 Don't sort .ctors and .dtors if ctors_in_init_array.
1328 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1329 (Layout::output_section_name): Add relobj parameter. Change all
1330 callers. Handle .ctors. and .dtors. in code rather than table.
1331 Handle .ctors and .dtors if ctors_in_init_array.
1332 (Layout::match_file_name): New function, moved from output.cc.
1333 * layout.h (class Layout): Update declarations.
1334 * output.cc: Include "layout.h".
1335 (Input_section_sort_entry::get_priority): New function.
1336 (Input_section_sort_entry::match_file_name): Just call
1337 Layout::match_file_name.
1338 (Output_section::Input_section_sort_init_fini_compare::operator()):
1339 Handle .ctors and .dtors. Sort by explicit priority rather than
1340 by name.
1341 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1342 * testsuite/initpri2.c: New test.
1343 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1344 (check_PROGRAMS): Add initpri2.
1345 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1346 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1347 * configure, testsuite/Makefile.in: Rebuild.
1348
e1f74f98
ILT		 13492011-06-19 Ian Lance Taylor <iant@google.com>
1350
1351 PR gold/12880
1352 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1353 .interp section to a PT_INTERP segment even if we have seen a
1354 --dynamic-linker option. Don't do it if we have seen a PHDRS
1355 clause in a linker script.
1356 (Layout::finalize): Don't create a .interp section if we've
1357 already create a PT_INTERP segment.
1358 (Layout::create_interp): Always call choose_output_section (revert
1359 patch of 2011-06-17). Don't create PT_INTERP segment.
1360 * script-sections.cc
1361 (Script_sections::create_note_and_tls_segments): Add a .interp
1362 section to a PT_INTERP segment even if we have seen a
1363 --dynamic-linker option.
1364
766f91bb
ILT		 13652011-06-18 Ian Lance Taylor <iant@google.com>
1366
1367 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1368 merely because a non-PT_LOAD segment has a dynamic reloc.
1369
0d212c3a
ILT		 13702011-06-18 Ian Lance Taylor <iant@google.com>
1371
1372 * layout.cc (Layout::finish_dynamic_section): Don't create
1373 DT_FLAGS entry if not needed.
1374
911a5072
ILT		 13752011-06-18 Ian Lance Taylor <iant@google.com>
1376
1377 PR gold/12745
1378 * layout.cc (Layout::layout_eh_frame): Correct handling of
1379 writable .eh_frame section.
1380
534b4e5f
ILT		 13812011-06-17 Ian Lance Taylor <iant@google.com>
1382
1383 PR gold/12893
1384 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1385 symbol is redefined with the exact same object and value.
1386
10b4f102
ILT		 13872011-06-17 Ian Lance Taylor <iant@google.com>
1388
1389 PR gold/12880
1390 * layout.h (class Layout): Add interp_segment_ field.
1391 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1392 (Layout::attach_allocated_section_to_segment): If making shared
1393 library, put .interp section in PT_INTERP segment.
1394 (Layout::finalize): Also call create_interp if -dynamic-linker
1395 option was used.
1396 (Layout::create_interp): Assert that there is no PT_INTERP
1397 segment. If not using a SECTIONS clause, use make_output_section.
1398 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1399 * script-sections.cc
1400 (Script_sections::create_note_and_tls_segments): If making shared
1401 library, put .interp section in PT_INTERP segment.
1402
a29b0dad
ILT		 14032011-06-17 Ian Lance Taylor <iant@google.com>
1404
e588ea8d
ILT		 1405 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1406 when making a shared library.
1407
14082011-06-17 Ian Lance Taylor <iant@google.com>
1409
1410 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1411 parameter. Change all callers. Don't issue warning about PC32
1412 against locally defined symbol.
a29b0dad 1413
9d3b0698
ILT		 14142011-06-16 Ian Lance Taylor <iant@google.com>
1415
1416 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1417 occurs in same object.
1418
85b0f90c
AM		 14192011-06-14 Alan Modra <amodra@gmail.com>
1420
1421 * po/POTFILES.in: Regenerate.
1422
a94907d9
ILT		 14232011-06-09 Ian Lance Taylor <iant@google.com>
1424
1425 * script-sections.cc
1426 (Orphan_output_section::set_section_addresses): For a relocatable
1427 link set address to 0.
1428
4fb3a1c3
CC		 14292011-06-09 Cary Coutant <ccoutant@google.com>
1430
1431 PR gold/12804
1432 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1433 used with --compress-debug-sections.
1434 * gold/object.cc (Sized_relobj_file::do_layout): Report
1435 uncompressed size of compressed input sections.
1436
61220854
CC		 14372011-06-08 Cary Coutant <ccoutant@google.com>
1438
1439 PR gold/12804
1440 * testsuite/two_file_test_2_v1.cc: Change initialization of
1441 v2 to keep it in .data.
1442
e6455dfb
CC		 14432011-06-07 Cary Coutant <ccoutant@google.com>
1444
1445 * common.cc (Symbol_table::do_allocate_commons_list): Call
1446 gold_fallback.
1447 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1448 (Errors::fallback): New function.
1449 (gold_fallback): New function.
1450 * errors.h (Errors::fallback): New function.
1451 * gold.cc (gold_exit): Change status parameter to enum; adjust
1452 all callers.
1453 (queue_initial_tasks): Call gold_fallback.
1454 * gold.h: Include cstdlib.
1455 (Exit_status): New enum type.
1456 (gold_exit): Change status parameter to enum.
1457 (gold_fallback): New function.
1458 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1459 (Layout::create_symtab_sections): Likewise.
1460 (Layout::create_shdrs): Likewise.
1461 * main.cc (main): Adjust call to gold_exit.
1462 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1463 (Output_data_got::add_got_entry_pair): Likewise.
1464 (Output_section::add_input_section): Likewise.
1465 (Output_section::add_output_section_data): Likewise.
1466 (Output_segment::set_section_list_addresses): Likewise.
1467 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1468
fb0e076f
CC		 14692011-06-07 Cary Coutant <ccoutant@google.com>
1470
1471 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1472 for incremental links.
1473 * output.cc (Output_segment::set_section_list_addresses): Remove
1474 FIXME and test for TLS or BSS.
1475
a5ee4d5d
CC		 14762011-06-07 Cary Coutant <ccoutant@google.com>
1477
1478 * testsuite/Makefile.am: Add incremental_copy_test,
1479 incremental_common_test_1.
1480 * testsuite/Makefile.in: Regenerate.
1481 * testsuite/common_test_1_v1.c: New source file.
1482 * testsuite/common_test_1_v2.c: New source file.
1483 * testsuite/copy_test_v1.cc: New source file.
1484
5146f448
CC		 14852011-06-07 Cary Coutant <ccoutant@google.com>
1486
1487 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1488 update, allocate common from bss section's free list.
1489 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1490 linker-defined symbols.
1491 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1492 Skip GOT and PLT entries that are no longer referenced.
1493 (Output_section_incremental_inputs::write_info_blocks): Mark
1494 linker-defined symbols.
1495 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1496 * output.cc (Output_section::allocate): New function.
1497 * output.h (Output_section::allocate): New function.
1498 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1499 linker-defined symbols.
1500 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1501 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1502 (Symbol::init_base_output_data): Likewise.
1503 (Symbol::init_base_output_segment): Likewise.
1504 (Symbol::init_base_constant): Likewise.
1505 (Sized_symbol::init_output_data): Likewise.
1506 (Sized_symbol::init_output_segment): Likewise.
1507 (Sized_symbol::init_constant): Likewise.
1508 (Symbol_table::do_define_in_output_data): Likewise.
1509 (Symbol_table::do_define_in_output_segment): Likewise.
1510 (Symbol_table::do_define_as_constant): Likewise.
1511 * symtab.h (Symbol::is_predefined): New function.
1512 (Symbol::init_base_output_data): Add is_predefined parameter.
1513 (Symbol::init_base_output_segment): Likewise.
1514 (Symbol::init_base_constant): Likewise.
1515 (Symbol::is_predefined_): New data member.
1516 (Sized_symbol::init_output_data): Add is_predefined parameter.
1517 (Sized_symbol::init_output_segment): Likewise.
1518 (Sized_symbol::init_constant): Likewise.
1519 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1520
26d3c67d
CC		 15212011-06-07 Cary Coutant <ccoutant@google.com>
1522
1523 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1524 instead of emit_copy_reloc.
1525 (Copy_relocs::emit_copy_reloc): Refactor.
1526 (Copy_relocs::make_copy_reloc): New function.
1527 (Copy_relocs::add_copy_reloc): Remove.
1528 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1529 section.
1530 (Copy_relocs::make_copy_reloc): New function.
1531 (Copy_relocs::add_copy_reloc): Remove.
1532 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1533 unchanged input files.
1534 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1535 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1536 Reserve BSS space for COPY relocations.
1537 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1538 (Output_section_incremental_inputs::write_info_blocks): Record
1539 whether a symbol is copied from a shared object.
1540 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1541 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1542 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1543 (Incremental_input_entry_reader::get_output_symbol_index): Add
1544 is_copy parameter.
1545 (Incremental_binary::emit_copy_relocs): New function.
1546 (Incremental_binary::do_emit_copy_relocs): New function.
1547 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1548 new data member.
1549 (Sized_incremental_binary::add_copy_reloc): New function.
1550 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1551 (Sized_incremental_binary::Copy_reloc): New struct.
1552 (Sized_incremental_binary::Copy_relocs): New typedef.
1553 (Sized_incremental_binary::copy_relocs_): New data member.
1554 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1555 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1556 * target.h (Sized_target::emit_copy_reloc): New function.
1557 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1558
7cdb37d9
CC		 15592011-06-02 Cary Coutant <ccoutant@google.com>
1560
1561 PR gold/12163
1562 * gold/archive.cc (Archive::Archive): Initialize new data member.
1563 (Archive::include_all_members): Return if archive has already been
1564 included.
1565 * gold/archive.h (Archive::include_all_members_): New data member.
1566
cc643b88
NC		 15672011-06-02 Nick Clifton <nickc@redhat.com>
1568
1569 * dynobj.h: Fix spelling mistake in comment.
1570 * output.cc: Likewise.
1571
f62a3ca7
DK		 15722011-05-31 Doug Kwan <dougkwan@google.com>
1573 Asier Llano
1574
1575 PR gold/12826
cc643b88 1576 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1577 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1578 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1579 redundant arm_exidx_test.so.
1580 * testsuite/Makefile.in: Regenerate.
1581 (check_SCRIPTS): Add pr12826.sh
1582 (check_DATA): Add pr12826.stdout
1583 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1584 * testsuite/pr12826.sh: New file.
1585 * testsuite/pr12826_1.s: Ditto.
1586 * testsuite/pr12826_1.s: Ditto.
1587
8dbe1edc
ILT		 15882011-05-30 Ian Lance Taylor <iant@google.com>
1589
1590 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1591 sections.
1592
c49875be
ILT		 15932011-05-29 Ian Lance Taylor <iant@google.com>
1594
1595 PR gold/12804
1596 * testsuite/Makefile.am: Use different file name for two_file_test
1597 temporary file for each incremental test.
1598 * testsuite/Makefile.in: Rebuild.
1599
69d53f7a
ILT		 16002011-05-29 Ian Lance Taylor <iant@google.com>
1601
1602 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1603 binary input file is empty.
1604
41d0ab5f
ILT		 16052011-05-27 Ian Lance Taylor <iant@google.com>
1606
1607 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1608 (ver_test_9.so): Likewise.
1609 * testsuite/Makefile.in: Rebuild.
1610
89d8a36b
CC		 16112011-05-26 Cary Coutant <ccoutant@google.com>
1612
1613 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1614 * incremental.cc (Incremental_inputs::report_input_section): Fix
1615 comment, indentation.
1616 (Incremental_inputs::report_comdat_group): New function.
1617 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1618 of data for incremental input file entry.
1619 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1620 group count, COMDAT group signatures.
1621 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1622 an unchanged input file.
1623 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1624 Initialize new data member.
1625 (Incremental_object_entry::add_comdat_group): New function.
1626 (Incremental_object_entry::get_comdat_group_count): New function.
1627 (Incremental_object_entry::get_comdat_signature_key): New function.
1628 (Incremental_object_entry::groups_): New data member.
1629 (Incremental_inputs::report_comdat_group): New function.
1630 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1631 data for incremental input file entry.
1632 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1633 (Incremental_input_entry_reader::get_input_section): Adjust size of
1634 data for incremental input file entry.
1635 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1636 (Incremental_input_entry_reader::get_comdat_group_signature): New
1637 function.
1638 * object.cc (Sized_relobj::include_section_group): Report kept
1639 COMDAT groups for incremental links.
1640
1706a06f
ILT		 16412011-05-24 David Meyer <pdox@google.com>
1642
1643 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1644 with name parameter. Add found_name parameter.
1645 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1646 * dirsearch.h (class Dirsearch): Update declaration.
1647
a10ae760
ILT		 16482011-05-24 Ian Lance Taylor <iant@google.com>
1649
1650 * archive.cc (Library_base::should_include_member): Pull in object
1651 from archive if it defines the entry symbol.
1652 * parameters.cc (Parameters::entry): New function.
1653 * parameters.h (class Parameters): Declare entry.
1654 * output.h (class Output_file_header): Remove entry_ field.
1655 * output.cc (Output_file_header::Output_file_header): Remove entry
1656 parameter. Change all callers.
1657 (Output_file_header::entry): Use parameters->entry.
1658 * gold.cc (queue_middle_tasks): Likewise.
1659 * plugin.cc (Plugin_hook::run): Likewise.
1660
aa92d6ed
CC		 16612011-05-24 Cary Coutant <ccoutant@google.com>
1662
1663 * gold.cc (queue_initial_tasks): Pass incremental base filename
1664 to Output_file::open_base_file; don't print error message.
1665 * incremental-dump.cc (main): Adjust call to
1666 Output_file::open_for_modification.
1667 * incremental-dump.cc (main): Likewise.
1668 * incremental.cc (Incremental_inputs::report_command_line):
1669 Ignore --incremental-base option when comparing command lines.
1670 Ignore parameter when given as separate argument.
1671 * options.h (class General_options): Add --incremental-base.
1672 * output.cc (Output_file::Output_file):
1673 (Output_file::open_base_file): Add base_name and writable parameters;
1674 read base file into new file; print error message here.
1675 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1676 callers.
1677 * output.h (Output_file::open_for_modification): Rename to...
1678 (Output_file::open_base_file): ...this; add base_name and
1679 writable parameters; adjust all callers.
1680 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1681 callers.
1682 * testsuite/Makefile.am (incremental_test_4): Test
1683 --incremental-base.
1684 * testsuite/Makefile.in: Regenerate.
1685
2eedd706
CC		 16862011-05-24 Cary Coutant <ccoutant@google.com>
1687
1688 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1689 incremental_test_4.
1690 * testsuite/Makefile.in: Regenerate.
1691 * testsuite/two_file_test_1_v1.cc: New test source file.
1692 * testsuite/two_file_test_1b_v1.cc: New test source file.
1693 * testsuite/two_file_test_2_v1.cc: New test source file.
1694
0f1c85a6
CC		 16952011-05-24 Cary Coutant <ccoutant@google.com>
1696
1697 * dynobj.h (Dynobj::do_dynobj): New function.
1698 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1699 flag and soname for shared objects.
1700 * incremental.cc (Incremental_inputs::report_object): Make
1701 either Incremental_object_entry or Incremental_dynobj_entry; add
1702 soname to string table.
1703 (Incremental_inputs::report_input_section): Add assertion.
1704 (Output_section_incremental_inputs::set_final_data_size): Adjust
1705 type of input file entry for shared libraries; adjust size of
1706 shared library info entry.
1707 (Output_section_incremental_inputs::write_input_files): Write
1708 as_needed flag for shared libraries.
1709 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1710 of input file entry for shared libraries; write soname.
1711 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1712 soname from incremental info.
1713 * incremental.h (enum Incremental_input_flags): Add
1714 INCREMENTAL_INPUT_AS_NEEDED.
1715 (Incremental_input_entry::Incremental_input_entry): Initialize new
1716 data member.
1717 (Incremental_input_entry::set_as_needed): New function.
1718 (Incremental_input_entry::as_needed): New function.
1719 (Incremental_input_entry::do_dynobj_entry): New function.
1720 (Incremental_input_entry::as_needed_): New data member.
1721 (Incremental_object_entry::Incremental_object_entry): Don't check
1722 for shared library.
1723 (Incremental_object_entry::do_type): Likewise.
1724 (class Incremental_dynobj_entry): New class.
1725 (Incremental_input_entry_reader::as_needed): New function.
1726 (Incremental_input_entry_reader::get_soname): New function.
1727 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1728 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1729 size of shared library info entry.
1730 * layout.cc (Layout::finish_dynamic_section): Don't test for
1731 incremental link when adding DT_NEEDED entries.
1732 * object.h (Object::Object): Initialize new data member.
1733 (Object::dynobj): New function.
1734 (Object::set_as_needed): New function.
1735 (Object::as_needed): New function.
1736 (Object::do_dynobj): New function.
1737 (Object::as_needed_): New data member.
1738
6fa2a40b
CC		 17392011-05-24 Cary Coutant <ccoutant@google.com>
1740
1741 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1742 info; adjust display of GOT entries.
1743 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1744 vector of input objects; remove file_status_.
1745 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1746 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1747 got_plt reader; call target hooks to reserve GOT entries.
1748 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1749 of input file info header and GOT info entry.
1750 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1751 relocation info.
1752 (Got_plt_view_info::got_descriptor): Remove.
1753 (Got_plt_view_info::sym_index): New data member.
1754 (Got_plt_view_info::input_index): New data member.
1755 (Local_got_offset_visitor::visit): Write input file index.
1756 (Global_got_offset_visitor::visit): Write 0 for input file index.
1757 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1758 with sym_index and input_index.
1759 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1760 incremental info GOT entry; replace got_descriptor with input_index.
1761 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1762 map from input file index to object.
1763 (Sized_relobj_incr::do_layout): Replace direct data member reference
1764 with accessor function.
1765 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1766 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1767 Adjust size of input file info header.
1768 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1769 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1770 (Incremental_input_entry_reader::get_input_section): Adjust size of
1771 input file info header.
1772 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1773 of incremental info GOT entry.
1774 (Incremental_got_plt_reader::get_got_desc): Remove.
1775 (Incremental_got_plt_reader::get_got_symndx): New function.
1776 (Incremental_got_plt_reader::get_got_input_index): New function.
1777 (Sized_incremental_binary::Sized_incremental_binary): Remove
1778 file_status_; add input_objects_.
1779 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1780 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1781 (Sized_incremental_binary::file_is_unchanged): Remove.
1782 (Sized_incremental_binary::set_input_object): New function.
1783 (Sized_incremental_binary::input_object): New function.
1784 (Sized_incremental_binary::file_status_): Remove.
1785 (Sized_incremental_binary::input_objects_): New data member.
1786 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1787 references.
1788 (Sized_relobj_incr::invalid_address): Move to base class.
1789 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1790 class.
1791 (Sized_relobj_incr::do_output_section_offset): Likewise.
1792 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1793 (Sized_relobj_incr::section_offsets_): Likewise.
1794 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1795 function.
1796 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1797 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1798 with accessor function.
1799 (Sized_relobj_file::do_layout): Likewise.
1800 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1801 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1802 (Sized_relobj_file::compute_final_local_value): Replace refs to
1803 section_offsets_ with accessor function.
1804 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1805 * object.h (Relobj::Relobj): Initialize new data members.
1806 (Relobj::add_dyn_reloc): New function.
1807 (Relobj::first_dyn_reloc): New function.
1808 (Relobj::dyn_reloc_count): New function.
1809 (Relobj::first_dyn_reloc_): New data member.
1810 (Relobj::dyn_reloc_count_): New data member.
1811 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1812 references.
1813 (Sized_relobj::Address): New typedef.
1814 (Sized_relobj::invalid_address): Move here from child class.
1815 (Sized_relobj::Sized_relobj): Initialize new data members.
1816 (Sized_relobj::sized_relobj): New function.
1817 (Sized_relobj::is_output_section_offset_invalid): Move here from
1818 child class.
1819 (Sized_relobj::get_output_section_offset): Likewise.
1820 (Sized_relobj::local_has_got_offset): Likewise.
1821 (Sized_relobj::local_got_offset): Likewise.
1822 (Sized_relobj::set_local_got_offset): Likewise.
1823 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1824 (Sized_relobj::clear_got_offsets): New function.
1825 (Sized_relobj::section_offsets): Move here from child class.
1826 (Sized_relobj::do_output_section_offset): Likewise.
1827 (Sized_relobj::do_set_section_offset): Likewise.
1828 (Sized_relobj::Local_got_offsets): Likewise.
1829 (Sized_relobj::local_got_offsets_): Likewise.
1830 (Sized_relobj::section_offsets_): Likewise.
1831 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1832 references.
1833 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1834 class.
1835 (Sized_relobj_file::sized_relobj): New function
1836 (Sized_relobj_file::local_has_got_offset): Move to base class.
1837 (Sized_relobj_file::local_got_offset): Likewise.
1838 (Sized_relobj_file::set_local_got_offset): Likewise.
1839 (Sized_relobj_file::get_output_section_offset): Likewise.
1840 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1841 (Sized_relobj_file::do_output_section_offset): Likewise.
1842 (Sized_relobj_file::do_set_section_offset): Likewise.
1843 (Sized_relobj_file::Local_got_offsets): Likewise.
1844 (Sized_relobj_file::local_got_offsets_): Likewise.
1845 (Sized_relobj_file::section_offsets_): Likewise.
1846 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1847 (all constructors).
1848 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1849 (Output_reloc::get_symbol_index): Likewise.
1850 (Output_reloc::local_section_offset): Likewise.
1851 (Output_reloc::get_address): Likewise.
1852 (Output_reloc::symbol_value): Likewise.
1853 (Output_data_got::reserve_slot): Move to class definition.
1854 (Output_data_got::reserve_local): New function.
1855 (Output_data_got::reserve_slot_for_global): Remove.
1856 (Output_data_got::reserve_global): New function.
1857 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1858 (all constructors, two instantiations).
1859 (Output_reloc::get_relobj): New function (two instantiations).
1860 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1861 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1862 (Output_data_reloc::add_global): Adjust type of relobj.
1863 (Output_data_reloc::add_global_relative): Likewise.
1864 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1865 (Output_data_reloc::add_local): Likewise.
1866 (Output_data_reloc::add_local_relative): Likewise.
1867 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1868 (Output_data_reloc::add_local_section): Likewise.
1869 (Output_data_reloc::add_output_section): Likewise.
1870 (Output_data_reloc::add_absolute): Likewise.
1871 (Output_data_reloc::add_target_specific): Likewise.
1872 (Output_data_got::reserve_slot): Move definition here.
1873 (Output_data_got::reserve_local): New function.
1874 (Output_data_got::reserve_global): New function.
1875 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1876 section_offsets_ with accessor function.
1877 (Sized_relobj_file::write_sections): Likewise.
1878 (Sized_relobj_file::do_relocate_sections): Likewise.
1879 * target.h (Sized_target::reserve_local_got_entry): New function.
1880 (Sized_target::reserve_global_got_entry): New function.
1881 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1882 (Target_x86_64::reserve_global_got_entry): New function.
1883 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1884
4829d394
CC		 18852011-05-23 Cary Coutant <ccoutant@google.com>
1886
1887 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1888 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1889 bit when checking got_type.
1890 * incremental.cc (Sized_incremental_binary::setup_readers):
1891 Store symbol table and string table locations; initialize bit vector
1892 of file status flags.
1893 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1894 unchanged files.
1895 (Sized_incremental_binary::do_process_got_plt): New function.
1896 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1897 (Output_section_incremental_inputs::set_final_data_size): Record
1898 file index for each input file.
1899 (Output_section_incremental_inputs::write_got_plt): Store file index
1900 instead of input entry offset for each GOT entry.
1901 * incremental.h
1902 (Incremental_input_entry::Incremental_input_entry): Initialize new
1903 data member.
1904 (Incremental_input_entry::set_offset): Store file index.
1905 (Incremental_input_entry::get_file_index): New function.
1906 (Incremental_input_entry::file_index_): New data member.
1907 (Incremental_binary::process_got_plt): New function.
1908 (Incremental_binary::do_process_got_plt): New function.
1909 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1910 data members.
1911 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1912 (Sized_incremental_binary::set_file_is_unchanged): New function.
1913 (Sized_incremental_binary::file_is_unchanged): New function.
1914 (Sized_incremental_binary::do_process_got_plt): New function.
1915 (Sized_incremental_binary::file_status_): New data member.
1916 (Sized_incremental_binary::main_symtab_loc_): New data member.
1917 (Sized_incremental_binary::main_strtab_loc_): New data member.
1918 * output.cc (Output_data_got::Got_entry::write): Add case
1919 RESERVED_CODE.
1920 (Output_data_got::add_global): Call add_got_entry.
1921 (Output_data_got::add_global_plt): Likewise.
1922 (Output_data_got::add_global_with_rel): Likewise.
1923 (Output_data_got::add_global_with_rela): Likewise.
1924 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1925 (Output_data_got::add_global_pair_with_rela): Likewise.
1926 (Output_data_got::add_local): Call add_got_entry.
1927 (Output_data_got::add_local_plt): Likewise.
1928 (Output_data_got::add_local_with_rel): Likewise.
1929 (Output_data_got::add_local_with_rela): Likewise.
1930 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1931 (Output_data_got::add_local_pair_with_rela): Likewise.
1932 (Output_data_got::reserve_slot): New function.
1933 (Output_data_got::reserve_slot_for_global): New function.
1934 (Output_data_got::add_got_entry): New function.
1935 (Output_data_got::add_got_entry_pair): New function.
1936 (Output_section::add_output_section_data): Edit FIXME.
1937 * output.h
1938 (Output_section_data_build::Output_section_data_build): New
1939 constructor with size parameter.
1940 (Output_data_space::Output_data_space): Likewise.
1941 (Output_data_got::Output_data_got): Initialize new data member; new
1942 constructor with size parameter.
1943 (Output_data_got::add_constant): Call add_got_entry.
1944 (Output_data_got::reserve_slot): New function.
1945 (Output_data_got::reserve_slot_for_global): New function.
1946 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1947 (Output_data_got::add_got_entry): New function.
1948 (Output_data_got::add_got_entry_pair): New function.
1949 (Output_data_got::free_list_): New data member.
1950 * target.h (Sized_target::init_got_plt_for_update): New function.
1951 (Sized_target::register_global_plt_entry): New function.
1952 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1953 Initialize new data member; call init; add constructor with PLT count.
1954 (Output_data_plt_x86_64::init): New function.
1955 (Output_data_plt_x86_64::add_relocation): New function.
1956 (Output_data_plt_x86_64::reserve_slot): New function.
1957 (Output_data_plt_x86_64::free_list_): New data member.
1958 (Target_x86_64::init_got_plt_for_update): New function.
1959 (Target_x86_64::register_global_plt_entry): New function.
1960 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1961 incremental updates.
1962 (Output_data_plt_x86_64::add_relocation): New function.
1963 * testsuite/object_unittest.cc (Object_test): Set default options.
1964
ec69d6da
ILT		 19652011-05-16 Ian Lance Taylor <iant@google.com>
1966
1967 * options.h (class General_options): Make -i a synonym for -r.
1968
732e31de
ILT		 19692011-05-16 Ian Lance Taylor <iant@google.com>
1970
1971 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1972
403676b5
CC		 19732011-05-10 Cary Coutant <ccoutant@google.com>
1974
1975 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1976 strip_all (-s).
1977
5b7b7d6e
ILT		 19782011-05-06 Ian Lance Taylor <iant@google.com>
1979
1980 * layout.cc (Layout::layout): If the output section flags change,
1981 update the ordering.
1982
f0f9babf
CC		 19832011-04-25 Cary Coutant <ccoutant@google.com>
1984
1985 * incremental-dump.cc (dump_incremental_inputs): Print local
1986 symbol info for each input file.
1987 * incremental.cc
1988 (Output_section_incremental_inputs::set_final_data_size): Add local
1989 symbol info to input file entries in incremental info.
1990 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1991 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1992 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1993 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1994 implementation.
1995 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1996 (Sized_incr_relobj::do_relocate): Write the local symbols.
1997 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1998 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1999 Adjust size of input file header.
2000 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2001 (Incremental_inputs_reader::get_local_symbol_count): New function.
2002 (Incremental_inputs_reader::get_input_section): Adjust size of input
2003 file header.
2004 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2005 (Sized_incr_relobj::This): New typedef.
2006 (Sized_incr_relobj::sym_size): New const data member.
2007 (Sized_incr_relobj::Local_symbol): New struct.
2008 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2009 (Sized_incr_relobj::do_local_symbol_offset): New function.
2010 (Sized_incr_relobj::local_symbol_count_): New data member.
2011 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2012 (Sized_incr_relobj::local_symbol_index_): New data member.
2013 (Sized_incr_relobj::local_symbol_offset_): New data member.
2014 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2015 (Sized_incr_relobj::local_symbols_): New data member.
2016 * object.h (Relobj::output_local_symbol_count): New function.
2017 (Relobj::local_symbol_offset): New function.
2018 (Relobj::do_output_local_symbol_count): New function.
2019 (Relobj::do_local_symbol_offset): New function.
2020 (Sized_relobj::do_output_local_symbol_count): New function.
2021 (Sized_relobj::do_local_symbol_offset): New function.
2022
d0a9ace3
ILT		 20232011-04-22 Vladimir Simonov <sv@sw.ru>
2024
2025 * descriptors.cc (set_close_on_exec): New function.
2026 (Descriptors::open): Use set_close_on_exec.
2027 * output.cc (S_ISLNK): Define if not defined.
2028
94a3fc8b
CC		 20292011-04-22 Cary Coutant <ccoutant@google.com>
2030
2031 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2032 global symbol map.
2033 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2034 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2035 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2036 relocations.
2037 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2038 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2039 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2040 * incremental.h
2041 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2042 function.
2043 (Incremental_binary::apply_incremental_relocs): New function.
2044 (Incremental_binary::do_apply_incremental_relocs): New function.
2045 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2046 data member.
2047 (Sized_incremental_binary::add_global_symbol): New function.
2048 (Sized_incremental_binary::global_symbol): New function.
2049 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2050 (Sized_incremental_binary::symbol_map_): New data member.
2051 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2052 * target.h (Sized_target::apply_relocation): New function.
2053 * target-reloc.h (apply_relocation): New function.
2054 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2055
c87e4302
DK		 20562011-04-22 Doug Kwan <dougkwan@google.com>
2057
2058 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2059 flag of a SHT_ARM_EXIDX section.
2060 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2061 * testsuite/Makefile.in: Regenerate.
2062 * testsuite/arm_exidx_test.s: New file.
2063 * testsuite/arm_exidx_test.sh: Same.
2064
e7782cf6
CC		 20652011-04-20 Cary Coutant <ccoutant@google.com>
2066
2067 PR gold/12689
2068 * archive.h (Incremental_archive_entry::Archive_member):
2069 Initialize arg_serial_ (second constructor).
2070
308ecdc7
ILT		 20712011-04-17 Ian Lance Taylor <iant@google.com>
2072
2073 * object.cc (Relocate_info::location): Simplify location string.
2074 * errors.cc (Errors::error_at_location): Don't print program
2075 name.
2076 (Errors::warning_at_location): Likewise.
2077 (Errors::undefined_symbol): Likewise.
2078 * testsuite/debug_msg.sh: Update accordingly.
2079
bec5b579
CC		 20802011-04-14 Cary Coutant <ccoutant@google.com>
2081
2082 * gold/layout.cc (Layout::symtab_section_offset): New function.
2083 * gold/layout.h (Layout::symtab_section_offset): New function.
2084 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2085
88597d34
ILT		 20862011-04-12 Ian Lance Taylor <iant@google.com>
2087
2088 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2089 with MREMAP_MAYMOVE.
2090 * output.h (class Output_file): Add map_is_allocated_ field.
2091 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2092 not available, provide stubs. If mremap is not available, #define
2093 it to gold_mremap.
2094 (MREMAP_MAYMOVE): Define if not defined.
2095 (Output_file::Output_file): Initialize map_is_allocated_.
2096 (Output_file::resize): Check map_is_allocated_.
2097 (Output_file::map_anonymous): If mmap fails, use malloc.
2098 (Output_file::unmap): Don't do anything for an anonymous map.
2099 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2100 is not available, provide stubs.
2101 (File_read::View::~View): Use free rather than delete[].
2102 (File_read::make_view): Use malloc rather than new[]. If mmap
2103 fails, use malloc.
2104 (File_read::find_or_make_view): Use malloc rather than new[].
2105 * gold.h: Remove HAVE_REMAP code.
2106 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2107 exists. Rename mremap to gold_mremap. If mmap is not available
2108 don't do anything.
2109 * configure, config.in: Rebuild.
2110
11e361bc
ILT		 21112011-04-11 Ian Lance Taylor <iant@google.com>
2112
2113 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2114 initialize local variable v.
2115
cdc29364
CC		 21162011-04-11 Cary Coutant <ccoutant@google.com>
2117
2118 * archive.cc (Archive::include_member): Adjust call to
2119 report_object.
2120 (Add_archive_symbols::run): Track argument serial numbers.
2121 (Lib_group::include_member): Likewise.
2122 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2123 * archive.h (Incremental_archive_entry::Archive_member):
2124 Initialize arg_serial_.
2125 (Archive_member::arg_serial_): New data member.
2126 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2127 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2128 incremental link.
2129 (Sized_dynobj::do_for_all_local_got_entries): New function.
2130 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2131 function.
2132 * fileread.cc (get_mtime): New function.
2133 * fileread.h (get_mtime): New function.
2134 * gold.cc (queue_initial_tasks): Check for incremental update.
2135 (process_incremental_input): New function.
2136 (queue_middle_tasks): Don't force valid target for incremental
2137 update.
2138 * incremental-dump.cc (find_input_containing_global): Adjust
2139 size of symbol info entry.
2140 (dump_incremental_inputs): Dump argument serial number and
2141 in_system_directory flag; bias shndx by 1; print symbol names
2142 when dumping per-file symbol lists; use new symbol info readers.
2143 * incremental.cc
2144 (Output_section_incremental_inputs:update_data_size): New function.
2145 (Sized_incremental_binary::setup_readers): Setup input readers
2146 for each input file; build maps for files added from libraries
2147 and scripts.
2148 (Sized_incremental_binary::check_input_args): New function.
2149 (Sized_incremental_binary::do_check_inputs): Build map of argument
2150 serial numbers to input arguments.
2151 (Sized_incremental_binary::do_file_has_changed): Rename
2152 do_file_is_unchanged to this; compare file modification times.
2153 (Sized_incremental_binary::do_init_layout): New function.
2154 (Sized_incremental_binary::do_reserve_layout): New function.
2155 (Sized_incremental_binary::do_get_input_reader): Remove.
2156 (Sized_incremental_binary::get_symtab_view): New function.
2157 (Incremental_checker::can_incrementally_link_output_file): Remove.
2158 (Incremental_inputs::report_command_line): Exclude --debug options.
2159 (Incremental_inputs::report_archive_begin): Add parameter; track
2160 argument serial numbers; don't put input file entry for archive
2161 before archive members.
2162 (Incremental_inputs::report_archive_end): Put input file entry
2163 for archive after archive members.
2164 (Incremental_inputs::report_object): Add parameter; track argument
2165 serial numbers and in_system_directory flag.
2166 (Incremental_inputs::report_script): Add parameter; track argument
2167 serial numbers.
2168 (Output_section_incremental_inputs::set_final_data_size): Adjust
2169 size of symbol info entry; check for forwarding symbols.
2170 (Output_section_incremental_inputs::write_input_files): Write
2171 in_system_directory flag and argument serial number.
2172 (Output_section_incremental_inputs::write_info_blocks): Map section
2173 indices between incremental info and original input file; store
2174 input section index for each symbol.
2175 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2176 change operator() to visit().
2177 (class Global_got_offset_visitor): Likewise.
2178 (class Global_symbol_visitor_got_plt):
2179 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2180 classes.
2181 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2182 (Sized_incr_relobj::do_read_symbols): New function.
2183 (Sized_incr_relobj::do_layout): New function.
2184 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2185 (Sized_incr_relobj::do_add_symbols): New function.
2186 (Sized_incr_relobj::do_should_include_member): New function.
2187 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2188 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2189 (Sized_incr_relobj::do_section_size): New function.
2190 (Sized_incr_relobj::do_section_name): New function.
2191 (Sized_incr_relobj::do_section_contents): New function.
2192 (Sized_incr_relobj::do_section_flags): New function.
2193 (Sized_incr_relobj::do_section_entsize): New function.
2194 (Sized_incr_relobj::do_section_address): New function.
2195 (Sized_incr_relobj::do_section_type): New function.
2196 (Sized_incr_relobj::do_section_link): New function.
2197 (Sized_incr_relobj::do_section_info): New function.
2198 (Sized_incr_relobj::do_section_addralign): New function.
2199 (Sized_incr_relobj::do_initialize_xindex): New function.
2200 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2201 (Sized_incr_relobj::do_read_relocs): New function.
2202 (Sized_incr_relobj::do_gc_process_relocs): New function.
2203 (Sized_incr_relobj::do_scan_relocs): New function.
2204 (Sized_incr_relobj::do_count_local_symbols): New function.
2205 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2206 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2207 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2208 (Sized_incr_relobj::do_relocate): New function.
2209 (Sized_incr_relobj::do_set_section_offset): New function.
2210 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2211 (Sized_incr_dynobj::do_read_symbols): New function.
2212 (Sized_incr_dynobj::do_layout): New function.
2213 (Sized_incr_dynobj::do_add_symbols): New function.
2214 (Sized_incr_dynobj::do_should_include_member): New function.
2215 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2216 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2217 (Sized_incr_dynobj::do_section_size): New function.
2218 (Sized_incr_dynobj::do_section_name): New function.
2219 (Sized_incr_dynobj::do_section_contents): New function.
2220 (Sized_incr_dynobj::do_section_flags): New function.
2221 (Sized_incr_dynobj::do_section_entsize): New function.
2222 (Sized_incr_dynobj::do_section_address): New function.
2223 (Sized_incr_dynobj::do_section_type): New function.
2224 (Sized_incr_dynobj::do_section_link): New function.
2225 (Sized_incr_dynobj::do_section_info): New function.
2226 (Sized_incr_dynobj::do_section_addralign): New function.
2227 (Sized_incr_dynobj::do_initialize_xindex): New function.
2228 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2229 (make_sized_incremental_object): New function.
2230 (Incremental_library::copy_unused_symbols): New function.
2231 (Incremental_library::do_for_all_unused_symbols): New function.
2232 * incremental.h (enum Incremental_input_flags): New type.
2233 (class Incremental_checker): Remove.
2234 (Incremental_input_entry::Incremental_input_entry): Add argument
2235 serial number.
2236 (Incremental_input_entry::arg_serial): New function.
2237 (Incremental_input_entry::set_is_in_system_directory): New function.
2238 (Incremental_input_entry::is_in_system_directory): New function.
2239 (Incremental_input_entry::arg_serial_): New data member.
2240 (Incremental_input_entry::is_in_system_directory_): New data member.
2241 (class Script_info): Move here from script.h.
2242 (Script_info::Script_info): Add filename parameter.
2243 (Script_info::filename): New function.
2244 (Script_info::filename_): New data member.
2245 (Incremental_script_entry::Incremental_script_entry): Add argument
2246 serial number.
2247 (Incremental_object_entry::Incremental_object_entry): Likewise.
2248 (Incremental_object_entry::add_input_section): Build list of input
2249 sections with map to original shndx.
2250 (Incremental_object_entry::get_input_section_index): New function.
2251 (Incremental_object_entry::shndx_): New data member.
2252 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2253 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2254 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2255 serial number.
2256 (Incremental_inputs::report_archive_begin): Likewise.
2257 (Incremental_inputs::report_object): Likewise.
2258 (Incremental_inputs::report_script): Likewise.
2259 (class Incremental_global_symbol_reader): New class.
2260 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2261 and store flags and input file type.
2262 (Incremental_input_entry_reader::arg_serial): New function.
2263 (Incremental_input_entry_reader::type): Extract type from flags.
2264 (Incremental_input_entry_reader::is_in_system_directory): New function.
2265 (Incremental_input_entry_reader::get_input_section_count): Call
2266 accessor function for type.
2267 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2268 function for type; adjust size of global symbol entry.
2269 (Incremental_input_entry_reader::get_global_symbol_count): Call
2270 accessor function for type.
2271 (Incremental_input_entry_reader::get_object_count): Likewise.
2272 (Incremental_input_entry_reader::get_object_offset): Likewise.
2273 (Incremental_input_entry_reader::get_member_count): Likewise.
2274 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2275 (Incremental_input_entry_reader::get_member_offset): Likewise.
2276 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2277 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2278 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2279 (Incremental_input_entry_reader::get_global_symbol_reader): New
2280 function.
2281 (Incremental_input_entry_reader::get_output_symbol_index): New
2282 function.
2283 (Incremental_input_entry_reader::type_): Remove.
2284 (Incremental_input_entry_reader::flags_): New data member.
2285 (Incremental_inputs_reader::input_file_offset): New function.
2286 (Incremental_inputs_reader::input_file_index): New function.
2287 (Incremental_inputs_reader::input_file): Call input_file_offset.
2288 (Incremental_inputs_reader::input_file_at_offset): New function.
2289 (Incremental_relocs_reader::get_r_type): Reformat.
2290 (Incremental_relocs_reader::get_r_shndx): Reformat.
2291 (Incremental_relocs_reader::get_r_offset): Reformat.
2292 (Incremental_relocs_reader::data): New function.
2293 (Incremental_binary::Incremental_binary): Initialize new data members.
2294 (Incremental_binary::check_inputs): Add cmdline parameter.
2295 (Incremental_binary::file_is_unchanged): Remove.
2296 (Input_reader::arg_serial): New function.
2297 (Input_reader::get_unused_symbol_count): New function.
2298 (Input_reader::get_unused_symbol): New function.
2299 (Input_reader::do_arg_serial): New function.
2300 (Input_reader::do_get_unused_symbol_count): New function.
2301 (Input_reader::do_get_unused_symbol): New function.
2302 (Incremental_binary::input_file_count): New function.
2303 (Incremental_binary::get_input_reader): Change signature to use
2304 index instead of filename.
2305 (Incremental_binary::file_has_changed): New function.
2306 (Incremental_binary::get_input_argument): New function.
2307 (Incremental_binary::get_library): New function.
2308 (Incremental_binary::get_script_info): New function.
2309 (Incremental_binary::init_layout): New function.
2310 (Incremental_binary::reserve_layout): New function.
2311 (Incremental_binary::output_file): New function.
2312 (Incremental_binary::do_check_inputs): New function.
2313 (Incremental_binary::do_file_is_unchanged): Remove.
2314 (Incremental_binary::do_file_has_changed): New function.
2315 (Incremental_binary::do_init_layout): New function.
2316 (Incremental_binary::do_reserve_layout): New function.
2317 (Incremental_binary::do_input_file_count): New function.
2318 (Incremental_binary::do_get_input_reader): Change signature.
2319 (Incremental_binary::input_args_map_): New data member.
2320 (Incremental_binary::library_map_): New data member.
2321 (Incremental_binary::script_map_): New data member.
2322 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2323 new data members.
2324 (Sized_incremental_binary::output_section): New function.
2325 (Sized_incremental_binary::inputs_reader): Add const.
2326 (Sized_incremental_binary::symtab_reader): Add const.
2327 (Sized_incremental_binary::relocs_reader): Add const.
2328 (Sized_incremental_binary::got_plt_reader): Add const.
2329 (Sized_incremental_binary::get_symtab_view): New function.
2330 (Sized_incremental_binary::Inputs_reader): New typedef.
2331 (Sized_incremental_binary::Input_entry_reader): New typedef.
2332 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2333 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2334 (Sized_incremental_binary::do_file_has_changed): New function.
2335 (Sized_incremental_binary::do_init_layout): New function.
2336 (Sized_incremental_binary::do_reserve_layout): New function.
2337 (Sized_input_reader::Inputs_reader): Remove.
2338 (Sized_input_reader::Input_entry_reader): Remove.
2339 (Sized_input_reader::do_arg_serial): New function.
2340 (Sized_input_reader::do_get_unused_symbol_count): New function.
2341 (Sized_input_reader::do_get_unused_symbol): New function.
2342 (Sized_incremental_binary::do_input_file_count): New function.
2343 (Sized_incremental_binary::do_get_input_reader): Change signature;
2344 use index instead of filename.
2345 (Sized_incremental_binary::section_map_): New data member.
2346 (Sized_incremental_binary::input_entry_readers_): New data member.
2347 (class Sized_incr_relobj): New class.
2348 (class Sized_incr_dynobj): New class.
2349 (make_sized_incremental_object): New function.
2350 (class Incremental_library): New class.
2351 * layout.cc (Free_list::num_lists): New static data member.
2352 (Free_list::num_nodes): New static data member.
2353 (Free_list::num_removes): New static data member.
2354 (Free_list::num_remove_visits): New static data member.
2355 (Free_list::num_allocates): New static data member.
2356 (Free_list::num_allocate_visits): New static data member.
2357 (Free_list::init): New function.
2358 (Free_list::remove): New function.
2359 (Free_list::allocate): New function.
2360 (Free_list::dump): New function.
2361 (Free_list::print_stats): New function.
2362 (Layout_task_runner::run): Resize output file for incremental updates.
2363 (Layout::Layout): Initialize new data members.
2364 (Layout::set_incremental_base): New function.
2365 (Layout::init_fixed_output_section): New function.
2366 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2367 incremental updates.
2368 (Layout::create_gold_note): Do not create gold note section for
2369 incremental updates.
2370 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2371 for incremental updates.
2372 (Layout::set_section_offsets): For incremental updates, allocate space
2373 from free list.
2374 (Layout::create_symtab_sections): Layout with offsets relative to
2375 start of section; for incremental updates, allocate space from free
2376 list.
2377 (Layout::create_shdrs): For incremental updates, allocate space from
2378 free list.
2379 (Layout::finish_dynamic_section): For incremental updates, do not
2380 check --as-needed (fixed in subsequent patch).
2381 * layout.h (class Free_list): New class.
2382 (Layout::set_incremental_base): New function.
2383 (Layout::incremental_base): New function.
2384 (Layout::init_fixed_output_section): New function.
2385 (Layout::allocate): New function.
2386 (Layout::incremental_base_): New data member.
2387 (Layout::free_list_): New data member.
2388 * main.cc (main): Print Free_list statistics.
2389 * object.cc (Relobj::finalize_incremental_relocs): Add
2390 clear_counts parameter; clear counts only when clear_counts is set.
2391 (Sized_relobj::Sized_relobj): Initialize new base class.
2392 (Sized_relobj::do_layout): Don't report special sections.
2393 (Sized_relobj::do_for_all_local_got_entries): New function.
2394 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2395 symtab_off to all symbol table offsets.
2396 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2397 * object.h (class Got_offset_list): Move to top of file.
2398 (Object::Object): Allow case where input_file == NULL.
2399 (Object::~Object): Likewise.
2400 (Object::input_file): Assert that input_file != NULL.
2401 (Object::lock): Allow case where input_file == NULL.
2402 (Object::unlock): Likewise.
2403 (Object::is_locked): Likewise.
2404 (Object::token): Likewise.
2405 (Object::release): Likewise.
2406 (Object::is_incremental): New function.
2407 (Object::get_mtime): New function.
2408 (Object::for_all_local_got_entries): New function.
2409 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2410 (Object::set_is_in_system_directory): New function.
2411 (Object::is_in_system_directory): New function.
2412 (Object::do_is_incremental): New function.
2413 (Object::do_get_mtime): New function.
2414 (Object::do_for_all_local_got_entries): New function.
2415 (Object::is_in_system_directory_): New data member.
2416 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2417 (class Sized_relobj_base): New class.
2418 (class Sized_relobj): Derive from Sized_relobj_base.
2419 (class Sized_relobj::Symbols): Redeclare from base class.
2420 (class Sized_relobj::local_got_offset_list): Remove.
2421 (class Sized_relobj::Output_sections): Redeclare from base class.
2422 (class Sized_relobj::do_for_all_local_got_entries): New function.
2423 (class Sized_relobj::write_local_symbols): Add offset parameter.
2424 (class Sized_relobj::local_symbol_offset_): Update comment.
2425 (class Sized_relobj::local_dynsym_offset_): Update comment.
2426 * options.cc (Input_arguments::add_file): Remove const.
2427 * options.h (Input_file_argument::Input_file_argument):
2428 Initialize arg_serial_ (all constructors).
2429 (Input_file_argument::set_arg_serial): New function.
2430 (Input_file_argument::arg_serial): New function.
2431 (Input_file_argument::arg_serial_): New data member.
2432 (Input_arguments::Input_arguments): Initialize file_count_.
2433 (Input_arguments::add_file): Remove const.
2434 (Input_arguments::number_of_input_files): New function.
2435 (Input_arguments::file_count_): New data member.
2436 (Command_line::number_of_input_files): Call
2437 Input_arguments::number_of_input_files.
2438 * output.cc (Output_segment_headers::Output_segment_headers):
2439 Set current size.
2440 (Output_section::Input_section::current_data_size): New function.
2441 (Output_section::Output_section): Initialize new data members.
2442 (Output_section::add_input_section): Don't do merge sections for
2443 an incremental link; allocate space from free list for an
2444 incremental update.
2445 (Output_section::add_output_section_data): Allocate space from
2446 free list for an incremental update.
2447 (Output_section::update_data_size): New function.
2448 (Output_section::set_fixed_layout): New function.
2449 (Output_section::reserve): New function.
2450 (Output_segment::set_section_addresses): Remove const.
2451 (Output_segment::set_section_list_addresses): Remove const; allocate
2452 space from free list for an incremental update.
2453 (Output_segment::set_offset): Adjust size of RELRO segment for an
2454 incremental update.
2455 * output.h (Output_data::current_data_size): Move here from
2456 child classes.
2457 (Output_data::pre_finalize_data_size): New function.
2458 (Output_data::update_data_size): New function.
2459 (Output_section_headers::update_data_size): new function.
2460 (Output_section_data_build::current_data_size): Move to Output_data.
2461 (Output_data_strtab::update_data_size): New function.
2462 (Output_section::current_data_size): Move to Output_data.
2463 (Output_section::set_fixed_layout): New function.
2464 (Output_section::has_fixed_layout): New function.
2465 (Output_section::reserve): New function.
2466 (Output_section::update_data_size): New function.
2467 (Output_section::has_fixed_layout_): New data member.
2468 (Output_section::free_list_): New data member.
2469 (Output_segment::set_section_addresses): Remove const.
2470 (Output_segment::set_section_list_addresses): Remove const.
2471 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2472 New function.
2473 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2474 New function.
2475 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2476 parameter when calling Add_symbols constructor; store argument
2477 serial number for members of a lib group.
2478 (Add_symbols::locks): Allow case where token == NULL.
2479 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2480 (Read_member::~Read_member): New function.
2481 (Read_member::is_runnable): New function.
2482 (Read_member::locks): New function.
2483 (Read_member::run): New function.
2484 (Check_script::~Check_script): New function.
2485 (Check_script::is_runnable): New function.
2486 (Check_script::locks): New function.
2487 (Check_script::run): New function.
2488 (Check_library::~Check_library): New function.
2489 (Check_library::is_runnable): New function.
2490 (Check_library::locks): New function.
2491 (Check_library::run): New function.
2492 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2493 (Add_symbols::library_): New data member.
2494 (class Read_member): New class.
2495 (class Check_script): New class.
2496 (class Check_library): New class.
2497 * reloc.cc (Read_relocs::is_runnable): Allow case where
2498 token == NULL.
2499 (Read_relocs::locks): Likewise.
2500 (Scan_relocs::locks): Likewise.
2501 (Relocate_task::locks): Likewise.
2502 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2503 to clear counters.
2504 (Sized_relobj::incremental_relocs_scan): Fix comment.
2505 (Sized_relobj::do_relocate): Pass output file offset to
2506 write_local_symbols.
2507 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2508 from class declaration.
2509 * script.cc (read_input_script): Allocate Script_info; pass
2510 argument serial number to report_script.
2511 * script.h (class Script_info): Move to incremental.h.
2512 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2513 * symtab.h (Symbol_table::add_from_incrobj): New function.
2514 (Symbol_table::set_file_offset): New function.
2515
b961d0d7
CC		 25162011-04-05 Cary Coutant <ccoutant@google.com>
2517
2518 * incremental-dump.cc (dump_incremental_inputs): Change signature
2519 to take a Sized_incremental_binary; change caller. Use readers
2520 in Sized_incremental_binary.
2521 * incremental.cc
2522 (Sized_incremental_binary::find_incremental_inputs_sections):
2523 Rename do_find_incremental_inputs_sections to this.
2524 (Sized_incremental_binary::setup_readers): New function.
2525 (Sized_incremental_binary::do_check_inputs): Check
2526 has_incremental_info_ flag; move setup code to setup_readers;
2527 use input readers.
2528 (Sized_incremental_binary::do_file_is_unchanged): New function.
2529 (Sized_incremental_binary::do_get_input_reader): New function.
2530 * incremental.h (class Incremental_binary): Move to end of file.
2531 (Incremental_binary::file_is_unchanged): New function.
2532 (Incremental_binary::do_file_is_unchanged): New function.
2533 (Incremental_binary::Input_reader): New class.
2534 (Incremental_binary::get_input_reader): New function.
2535 (class Sized_incremental_binary): Move to end of file.
2536 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2537 input section reader classes.
2538 (Sized_incremental_binary::has_incremental_info): New function.
2539 (Sized_incremental_binary::inputs_reader): New function.
2540 (Sized_incremental_binary::symtab_reader): New function.
2541 (Sized_incremental_binary::relocs_reader): New function.
2542 (Sized_incremental_binary::got_plt_reader): New function.
2543 (Sized_incremental_binary::do_file_is_unchanged): New function.
2544 (Sized_incremental_binary::Sized_input_reader): New class.
2545 (Sized_incremental_binary::get_input_reader): New function.
2546 (Sized_incremental_binary::find_incremental_inputs_sections):
2547 Rename do_find_incremental_inputs_sections to this.
2548 (Sized_incremental_binary::setup_readers): New function.
2549 (Sized_incremental_binary::has_incremental_info_): New data member.
2550 (Sized_incremental_binary::inputs_reader_): New data member.
2551 (Sized_incremental_binary::symtab_reader_): New data member.
2552 (Sized_incremental_binary::relocs_reader_): New data member.
2553 (Sized_incremental_binary::got_plt_reader_): New data member.
2554 (Sized_incremental_binary::current_input_file_): New data member.
2555
a869183f
PP		 25562011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2557
2558 PR gold/12640
2559 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2560 violation.
2561
25622011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2563
2564 * archive.cc (Archive::include_member): Adjust call to report_object.
2565 (Add_archive_symbols::run): Add script_info to call to
2566 report_archive_begin.
2567 (Lib_group::include_member): Adjust call to report_object.
2568 (Add_lib_group_symbols::run): Adjust call to report_object.
2569 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2570 blocks. Add object count for script input files.
2571 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2572 script_info parameter; change all callers.
2573 (Incremental_inputs::report_object): Add script_info parameter;
2574 change all callers.
2575 (Incremental_inputs::report_script): Store backpointer to
2576 incremental info entry.
2577 (Output_section_incremental_inputs::set_final_data_size): Record
2578 additional information for scripts.
2579 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2580 * incremental.h (Incremental_script_entry::add_object): New function.
2581 (Incremental_script_entry::get_object_count): New function.
2582 (Incremental_script_entry::get_object): New function.
2583 (Incremental_script_entry::objects_): New data member; adjust
2584 constructor.
2585 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2586 (Incremental_inputs::report_object): Add script_info parameter.
2587 (Incremental_inputs_reader::get_object_count): New function.
2588 (Incremental_inputs_reader::get_object_offset): New function.
2589 * options.cc (Input_arguments::add_file): Return reference to
2590 new input argument.
2591 * options.h (Input_argument::set_script_info): New function.
2592 (Input_argument::script_info): New function.
2593 (Input_argument::script_info_): New data member; adjust all
2594 constructors.
2595 (Input_file_group::add_file): Return reference to new input argument.
2596 (Input_file_lib::add_file): Likewise.
2597 (Input_arguments::add_file): Likewise.
2598 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2599 * script.cc (Parser_closure::Parser_closure): Add script_info
2600 parameter; adjust all callers.
2601 (Parser_closure::script_info): New function.
2602 (Parser_closure::script_info_): New data member.
2603 (read_input_script): Report scripts earlier to incremental info.
2604 (script_add_file): Set script_info in Input_argument.
2605 (script_add_library): Likewise.
2606 * script.h (Script_options::Script_info): Rewrite class.
2607
a869183f 26082011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2609
2610 * archive.cc (Library_base::should_include_member): Move
2611 method here from class Archive.
2612 (Archive::Archive): Initialize base class.
2613 (Archive::should_include_member): Move to base class.
2614 (Archive::do_for_all_unused_symbols): New function.
2615 (Add_archive_symbols::run): Remove redundant access to
2616 incremental_inputs.
2617 (Lib_group::Lib_group): Initialize base class.
2618 (Lib_group::do_filename): New function.
2619 (Lib_group::include_member): Pass pointer to Lib_group to
2620 report_object.
2621 (Lib_group::do_for_all_unused_symbols): New function.
2622 (Add_lib_group_symbols::run): Report archive information for
2623 incremental links.
2624 * archive.h (class Library_base): New base class.
2625 (class Archive): Derive from Library_base.
2626 (Archive::filename): Move to base class.
2627 (Archive::set_incremental_info): Likewise.
2628 (Archive::incremental_info): Likewise.
2629 (Archive::Should_include): Likewise.
2630 (Archive::should_include_member): Likewise.
2631 (Archive::Armap_entry): Remove.
2632 (Archive::Unused_symbol_iterator): Remove.
2633 (Archive::unused_symbols_begin): Remove.
2634 (Archive::unused_symbols_end): Remove.
2635 (Archive::do_filename): New function.
2636 (Archive::do_get_mtime): New function.
2637 (Archive::do_for_all_unused_symbols): New function.
2638 (Archive::task_): Move to base class.
2639 (Archive::incremental_info_): Likewise.
2640 (class Lib_group): Derive from Library_base.
2641 (Lib_group::do_filename): New function.
2642 (Lib_group::do_get_mtime): New function.
2643 (Lib_group::do_for_all_unused_symbols): New function.
2644 (Lib_group::task_): Move to base class.
2645 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2646 function.
2647 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2648 function.
2649 * incremental.cc (Incremental_inputs::report_archive_begin):
2650 Use Library_base; call library's get_mtime; add incremental inputs
2651 entry before members.
2652 (class Unused_symbol_visitor): New class.
2653 (Incremental_inputs::report_archive_end): Use Library_base; use
2654 visitor class to record unused symbols; don't add incremental inputs
2655 entry after members.
2656 (Incremental_inputs::report_object): Use Library_base.
2657 * incremental.h
2658 (Incremental_archive_entry::Incremental_archive_entry): Remove
2659 unused Archive parameter.
2660 (Incremental_inputs::report_archive_begin): Use Library_base.
2661 (Incremental_inputs::report_archive_end): Likewise.
2662 (Incremental_inputs::report_object): Likewise.
2663 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2664 function.
2665 * object.h (Object::for_all_global_symbols): New function.
2666 (Object::do_for_all_global_symbols): New function.
2667 (Sized_relobj::do_for_all_global_symbols): New function.
2668 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2669 function.
2670 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2671 function.
2672
61ab3e40
ILT		 26732011-03-27 Ian Lance Taylor <iant@google.com>
2674
2675 * archive.cc (Archive::interpret_header): Return -1 if something
2676 goes wrong. Change callers accordingly.
2677
30e1f9e6
CC		 26782011-03-25 Cary Coutant <ccoutant@google.com>
2679
2680 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2681 * testsuite/Makefile.in: Regenerate.
2682
9370ce59 26832011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2684
2685 * plugin.cc (get_view): New.
2686 (Plugin::load): Pass get_view to the plugin.
2687 (Plugin_manager::get_view): New.
2688
9312bb0a
ILT		 26892011-03-21 Ian Lance Taylor <iant@google.com>
2690
2691 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2692 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2693
7e12ba9e
ST		 26942011-03-21 Sriraman Tallam <tmsriram@google.com>
2695
2696 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2697 Change == to -eq.
2698 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2699 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2700 Change == to -eq.
2701 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2702 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2703
fd7a005d
ILT		 27042011-03-14 Ian Lance Taylor <iant@google.com>
2705
2706 * script-sections.cc (Sort_output_sections::script_compare):
2707 Rename from is_before, change return type.
2708 (Sort_output_sections::operator()): Adjust accordingly.
2709
ed16fd1b
ILT		 27102011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2711
2712 PR gold/12572
2713 * testsuite/odr_violation2.cc: Add comment to make all error line
2714 numbers double digits.
2715 * testsuite/debug_msg.sh: Adjust expected errors.
2716
71ff8986
ILT		 27172011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2718
2719 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2720 but mark earlier ones as non-canonical
2721 (offset_to_iterator): Update search target and example
2722 (do_addr2line): Return extra lines in a vector*
2723 (format_file_lineno): Extract from do_addr2line
2724 (one_addr2line): Add vector* out-param
2725 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2726 when a lineno entry appeared last for its instruction
2727 (Dwarf_line_info): Add vector* out-param
2728 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2729 * symtab.cc (Odr_violation_compare): Include the lineno in the
2730 comparison again.
2731 (linenos_from_loc): New. Combine the canonical line for an
2732 address with its other lines.
2733 (True_if_intersect): New. Helper functor to make
2734 std::set_intersection a query.
2735 (detect_odr_violations): Compare sets of lines instead of just
2736 one line for each function. This became less deterministic, but
2737 has fewer false positives.
2738 * symtab.h: Declarations.
2739 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2740 mix an optimized and non-optimized object in the same binary
2741 (odr_violation2.so): Same.
2742 * testsuite/Makefile.in: Regenerate from Makefile.am.
2743 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2744 * testsuite/debug_msg.sh: Update line numbers and add
2745 assertions.
2746 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2747 non-optimized context.
2748 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2749 isn't inlined, and use OdrDerived in an optimized context.
2750 * testsuite/odr_header1.h: Defines OdrDerived, where
2751 optimization will change the
2752 first-instruction-in-the-destructor's file and line number.
2753 * testsuite/odr_header2.h: Defines OdrBase.
2754
a19fefdc
ILT		 27552011-03-09 Ian Lance Taylor <iant@google.com>
2756
2757 * fileread.cc (File_read::clear_views): Don't delete the whole
2758 file view.
2759
ecb351e9
ILT		 27602011-03-08 Ian Lance Taylor <iant@google.com>
2761
2762 PR gold/12525
2763 * fileread.cc: #include <climits>.
2764 (GOLD_IOV_MAX): Define.
2765 (File_read::read_multiple): Limit number of entries by iov_max.
2766 * fileread.h (class File_read): Always set max_readv_entries to
2767 128.
2768
b821d13c
ILT		 27692011-03-07 Ian Lance Taylor <iant@google.com>
2770
2771 PR gold/12525
2772 * options.h (class General_options): Add -dy and -dn.
2773
89243142
CC		 27742011-03-02 Cary Coutant <ccoutant@google.com>
2775
2776 * testsuite/script_test_9.t: Add TLS segment.
2777
d0773f31
ILT		 27782011-03-02 Simon Baldwin <simonb@google.com>
2779
2780 * configure.ac: Add check for gnu_indirect_function support in
2781 the toolchain building binutils.
2782 * configure: Rebuild.
2783
9370ce59 27842011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2785
2786 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2787 plugin only symbols.
2788 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2789 in plugin files as not needed in the symbol table.
2790
4cf7a849
ST		 27912011-02-11 Sriraman Tallam <tmsriram@google.com>
2792
2793 * output.cc (Output_section::add_input_section): Delay fill
2794 generation for section ordering.
2795
b578bd7d
ILT		 27962011-02-09 Ian Lance Taylor <iant@google.com>
2797
2798 PR gold/12316
2799 * object.h (class Sized_relobj): Remove clear_local_symbols.
2800 * reloc.cc (Sized_relobj::do_relocate): Don't call
2801 clear_local_symbols.
2802
9370ce59 28032011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2804
2805 * plugin.cc (is_visible_from_outside): Return true for symbols
2806 in the -u option.
2807
55382fb7
ILT		 28082011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2809
2810 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2811 filename.
2812
4e271fff
ST		 28132011-02-02 Sriraman Tallam <tmsriram@google.com>
2814
2815 * icf.h (is_section_foldable_candidate): Change type of parameter
2816 to std::string.
2817 * icf.cc (Icf::find_identical_sections): Change type of local variable
2818 section_name to be std::string.
2819 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2820
d433c3ac
ILT		 28212011-01-25 Ian Lance Taylor <iant@google.com>
2822
2823 * script.cc (script_add_extern): Rewrite to use
2824 add_symbol_reference.
2825
880473a6
DK		 28262011-01-25 Doug Kwan <dougkwan@google.com>
2827
d433c3ac 2828 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2829
f30f86fa
ILT		 28302011-01-24 Ian Lance Taylor <iant@google.com>
2831
2832 * options.h (class General_options): Accept
2833 --no-detect-odr-violations.
2834
8e51a0b9
ILT		 28352011-01-24 Ian Lance Taylor <iant@google.com>
2836
2837 * version.cc (version_string): Bump to 1.11.
2838
0f3b89d8
ILT		 28392011-01-24 Ian Lance Taylor <iant@google.com>
2840
2841 * plugin.cc (class Plugin_rescan): Define new class.
2842 (Plugin_manager::claim_file): Set any_claimed_.
2843 (Plugin_manager::save_archive): New function.
2844 (Plugin_manager::save_input_group): New function.
2845 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2846 necessary.
2847 (Plugin_manager::new_undefined_symbol): New function.
2848 (Plugin_manager::rescan): New function.
2849 (Plugin_manager::rescannable_defines): New function.
2850 (Plugin_manager::add_input_file): Set any_added_.
2851 * plugin.h (class Plugin_manager): define new fields rescannable_,
2852 undefined_symbols_, any_claimed_, and any_added_. Declare
2853 Plugin_rescan as friend. Declare new functions.
2854 (Plugin_manager::Rescannable): Define type.
2855 (Plugin_manager::Rescannable_list): Define type.
2856 (Plugin_manager::Undefined_symbol_list): Define type.
2857 (Plugin_manager::Plugin_manager): Initialize new fields.
2858 * archive.cc (Archive::defines_symbol): New function.
2859 (Add_archive_symbols::run): Pass archive to plugins if any.
2860 * archive.h (class Archive): Declare defines_symbol.
2861 * readsyms.cc (Input_group::~Input_group): New function.
2862 (Finish_group::run): Pass input_group to plugins if any.
2863 * readsyms.h (class Input_group): Declare destructor.
2864 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2865 any.
2866
3bb951e5
ILT		 28672011-01-10 Ian Lance Taylor <iant@google.com>
2868
2869 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2870 section as relro.
2871 (Layout::set_segment_offsets): Reset increase_relro before calling
2872 set_section_addresses a second time.
2873
0aa45fac
CC		 28742011-01-04 Cary Coutant <ccoutant@google.com>
2875
2876 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2877 sections before NOBITS sections.
2878
0db46eb4
L		 28792011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2880
2881 * version.cc (print_version): Update copyright to 2011.
2882
829c9745
CC		 28832010-12-23 Cary Coutant <ccoutant@google.com>
2884
2885 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2886 of OS to this->add. Add OD parameter to second form of the function.
2887
7500420b
ILT		 28882010-12-20 Ian Lance Taylor <iant@google.com>
2889
2890 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2891 second of two consecutive entries with same offset.
2892
f8e9a930
RW		 28932010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2894
2895 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2896 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2897 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2898 to avoid unneeded links against $(LDADD).
2899 * testsuite/Makefile.in: Regenerate.
2900
2fbb4320
ILT		 29012010-12-15 Ian Lance Taylor <iant@google.com>
2902
2903 PR gold/12324
2904 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2905 for R_X86_64_32 and R_X86_64_PC32.
2906 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2907 ver_matching_def_pic.o.
2908 (ver_matching_def_pic.o): New target.
2909
fedb228d
RW		 29102010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911
2912 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2913 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2914 Move definition before File_read::View member definitions.
2915 (File_read::View::~View): Initialize and hold lock before
2916 updating current_mapped_bytes.
2917
9b547ce6
RW		 29182010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2919
2920 * dwarf_reader.cc: Remove outdated comment.
2921 * gold-threads.cc: Fix typo in error message.
2922 * archive.cc: Fix typos in comments.
2923 * archive.h: Likewise.
2924 * arm-reloc-property.cc: Likewise.
2925 * arm-reloc-property.h: Likewise.
2926 * arm-reloc.def: Likewise.
2927 * arm.cc: Likewise.
2928 * attributes.h: Likewise.
2929 * cref.cc: Likewise.
2930 * ehframe.cc: Likewise.
2931 * fileread.h: Likewise.
2932 * gold.h: Likewise.
2933 * i386.cc: Likewise.
2934 * icf.cc: Likewise.
2935 * incremental.h: Likewise.
2936 * int_encoding.cc: Likewise.
2937 * layout.h: Likewise.
2938 * main.cc: Likewise.
2939 * merge.h: Likewise.
2940 * object.cc: Likewise.
2941 * object.h: Likewise.
2942 * options.cc: Likewise.
2943 * readsyms.cc: Likewise.
2944 * reduced_debug_output.cc: Likewise.
2945 * reloc.cc: Likewise.
2946 * script-sections.cc: Likewise.
2947 * sparc.cc: Likewise.
2948 * symtab.h: Likewise.
2949 * target-reloc.h: Likewise.
2950 * target.cc: Likewise.
2951 * target.h: Likewise.
2952 * timer.cc: Likewise.
2953 * timer.h: Likewise.
2954 * x86_64.cc: Likewise.
2955
83e17bd5
CC		 29562010-12-09 Cary Coutant <ccoutant@google.com>
2957
2958 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2959 stack.
2960 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2961 parameter; change all callers.
2962 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2963 * options.h (warn_execstack): New option.
2964
017257f8
DK		 29652010-12-07 Doug Kwan <dougkwan@google.com>
2966
2967 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2968 like function call relocations.
2969
c20cbc06
ILT		 29702010-12-07 Ian Lance Taylor <iant@google.com>
2971
2972 * archive.cc (Archive::get_elf_object_for_member): Permit
2973 punconfigured to be NULL.
2974 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2975 (Archive::include_member): Pass NULL to get_elf_object_for_member
2976 if we searched for the archive and this is the first included
2977 object.
2978
4dbfafcc
ILT		 29792010-12-01 Ian Lance Taylor <iant@google.com>
2980
2981 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2982 track_relocs_type_ field.
2983 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2984 Set track_relocs_type_.
2985 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2986 contents when using RELA relocs.
2987 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2988 reloc_map_.
2989 * reloc.cc (Track_relocs::next_addend): New function.
2990 * reloc.h (class Track_relocs): Declare next_addend.
2991
e5e19edd
ILT		 29922010-12-01 Ian Lance Taylor <iant@google.com>
2993
2994 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2995 virtual destructor.
2996
9a5ce24c
ILT		 29972010-12-01 Ian Lance Taylor <iant@google.com>
2998
2999 * README: Update compilers known to work and fail.
3000
c7791212
NC		 30012010-11-23 Matthias Klose <doko@ubuntu.com>
3002
3003 * configure.in: For --enable-gold, handle value `default' instead of
3004 `both*'. Always install ld as ld.bfd, install as ld if gold is
3005 not the default.
3006 * configure: Regenerate.
3007
0ad220c9
DK		 30082010-11-18 Doug Kwan <dougkwan@google.com>
3009
3010 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3011 and right_alignment to be zero. Store result alignment only if it is
3012 greater than existing alignment.
3013
ab8056e0
CC		 30142010-11-16 Cary Coutant <ccoutant@google.com>
3015
3016 PR gold/12220
3017 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3018 Check for ".zdebug_line".
3019
fd064a5b
CC		 30202010-11-16 Doug Kwan <dougkwan@google.com>
3021 Cary Coutant <ccoutant@google.com>
3022
3023 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3024 by reference; adjust all callers.
3025 * output.cc (Output_segment::set_section_addresses): Adjust references
3026 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3027 list is empty.
3028 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3029 end at page boundary.
3030
6fc6ea19
CC		 30312010-11-16 Cary Coutant <ccoutant@google.com>
3032
3033 PR gold/12220
3034 * layout.cc (Layout::choose_output_section): Transform names of
3035 compressed sections even when using a script with a SECTIONS clause.
3036 (Layout::output_section_name): Remove code to transform
3037 compressed debug section names.
3038 * output.cc (Output_section::add_input_section): Use uncompressed
3039 section size when tracking input sections.
3040
95a2c8d6
RS		 30412010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3042
3043 * symtab.h (Symbol::NON_PIC_REF): Remove.
3044 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3045 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3046 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3047 (Symbol::use_plt_offset): Take a flags argument and pass it
3048 directly to needs_dynamic_reloc. Restrict check for undefined
3049 weak symbols to function calls.
3050 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3051 (Target_arm::Scan::global): Use it.
3052 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3053 (Target_arm::Relocate::relocate): Likewise.
3054 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3055 parameter with an r_type parameter. Use get_reference_flags
3056 to get the flags.
3057 (Target_arm::Relocate::relocate): Update accordingly.
3058 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3059 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3060 (Target_i386::Scan::global): Likewise.
3061 (Target_i386::Relocate::relocate): Likewise.
3062 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3063 parameter with an r_type parameter. Use get_reference_flags
3064 to get the flags.
3065 (Target_i386::Relocate::relocate): Update accordingly.
3066 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3067 (Target_powerpc::Scan::global): Use it.
3068 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3069 (Target_powerpc::Relocate::relocate): Likewise.
3070 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3071 (Target_sparc::Scan::global): Use it.
3072 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3073 (Target_sparc::Relocate::relocate): Likewise.
3074 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3075 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3076 (Target_x86_64::Scan::global): Likewise.
3077 (Target_x86_64::Relocate::relocate): Likewise.
3078
f625ae50
DK		 30792010-11-08 Doug Kwan <dougkwan@google.com>
3080 Cary Coutant <ccoutant@google.com>
3081
3082 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3083 (Arm_exidx_merge_section::section_contents_): New data member.
3084 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3085 (Arm_input_section::~Arm_input_section): De-allocate memory.
3086 (Arm_input_section::original_contents_): New data member.
3087 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3088 in parameters instead of calling Object::section_contents without
3089 locking.
3090 (Arm_output_section::group_section): New parameter TASK. Pass it
3091 to callees that need locking objects.
3092 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3093 to lock EXIDX input sections. Fix a formatting issue. Call
3094 Arm_exidx_merged_section::build_contents to create merged section
3095 contents.
3096 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3097 to lock object of stub table owner.
3098 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3099 TEXT_SIZE to initialize data member TEXT_SIZE_.
3100 (Arm_exidx_input_section::addralign): Fix typo in comment.
3101 (Arm_exidx_input_section::text_size): New method.
3102 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3103 that require locking objects. Lock objects before scanning for stubs
3104 and updating local symbols.
3105 (Arm_input_section<big_endian>::init): Copy contents of original
3106 input section.
3107 (Arm_input_section<big_endian>::do_write): Use saved contents of
3108 original input section instead of calling Object::section_contents
3109 without locking.
3110 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3111 size without calling Object::section_size().
3112 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3113 for size. Allocate a buffer for merged EXIDX entries.
3114 (Arm_exidx_merged_section::build_contents): New method.
3115 (Arm_exidx_merged_section::do_write): Move merge section contents
3116 building code to Arm_exidx_merged_section::build_contetns. Write
3117 out contetns in buffer instead of building it on the fly.
3118 (Arm_relobj::make_exidx_input_section): Also pass text section size
3119 to Arm_exidx_input_section constructor.
3120 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3121 (Arm_dynobj::do_read_symbols): Fix memory leak.
3122 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3123 * target.h: (class Task): Add forward declaration.
3124 (Target::relax): Add new parameter TASK and pass it to
3125 Target::do_relax().
3126 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3127
5f9bcf58
CC		 31282010-11-05 Cary Coutant <ccoutant@google.com>
3129
3130 PR gold/10708
3131 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3132 object when reading from the file.
3133 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3134 second layout pass.
3135 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3136 when reading section contents.
3137 (get_section_contents): Likewise.
3138 (icf::find_identical_sections): Likewise.
3139 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3140 object when reading from the file.
3141 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3142 the object when doing deferred section layout.
3143
e597fa08
NC		 31442010-11-03 Nick Clifton <nickc@redhat.com>
3145
3146 PR gold/12001
3147 * script.h (class Symbol_assignment: name): New member. Returns
3148 the name of the symbol.
3149 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3150 Returns true if the given symbol name is on the list of
3151 assignments wating to be processed.
3152 * archive.cc (should_incldue_member): If the symbol is undefined,
3153 check to see if it is on the list of symbols pending assignment.
3154
3f9a3278
ILT		 31552010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3156
3157 * script-sections.cc (Script_sections::find_memory_region): Check
3158 for a NULL output section pointer.
3159
d06fb4d1
DK		 31602010-10-29 Doug Kwan <dougkwan@google.com>
3161
3162 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3163 Output_section::add_relaxed_input_section.
3164 * output.cc (Output_section::add_relaxed_input_section): Add new
3165 arguments LAYOUT and NAME. Set section order index.
3166 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3167 Copy section order index.
3168 * output.h (Output_section::add_relaxed_input_section): Add new
3169 arguments LAYOUT and NAME.
3170
90e24de5
ILT		 31712010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3172
3173 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3174 NATIVE_OR_CROSS_LINKER.
3175 * testsuite/Makefile.in: Regenerate.
3176
c9484ea5
DK		 31772010-10-20 Doug Kwan <dougkwan@google.com>
3178
3179 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3180 without SHF_LINK_ORDER flags.
3181 * layout.cc (Layout::choose_output_section): Do not filter
3182 SHF_LINK_ORDER flag in a relocatable link.
3183
5bc2f5be
CC		 31842010-10-17 Cary Coutant <ccoutant@google.com>
3185
3186 * output.h (Output_segment::set_section_addresses): Change function
3187 signature. Update all callers.
3188 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3189 sections.
3190 (Output_segment::set_section_addresses): Align after last TLS
3191 section. Add padding before last relro section instead of after.
3192
0c91cf04
DK		 31932010-10-17 Doug Kwan <dougkwan@google.com>
3194
3195 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3196 GOT output section to be writable.
3197
8c21d9d3
CC		 31982010-10-14 Cary Coutant <ccoutant@google.com>
3199
3200 * debug.h (DEBUG_INCREMENTAL): New flag.
3201 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3202 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3203 mode.
3204 * incremental.cc (report_command_line): Ignore all forms of
3205 --incremental.
3206 * layout.cc (Layout::Layout): Check parameters for incremental link
3207 mode.
3208 * options.cc (General_options::parse_incremental): New function.
3209 (General_options::parse_no_incremental): New function.
3210 (General_options::parse_incremental_full): New function.
3211 (General_options::parse_incremental_update): New function.
3212 (General_options::incremental_mode_): New data member.
3213 (General_options::finalize): Check incremental_mode_.
3214 * options.h (General_options): Update help text for --incremental.
3215 Add --no-incremental, --incremental-full, --incremental-update.
3216 (General_options::Incremental_mode): New enum type.
3217 (General_options::incremental_mode): New function.
3218 (General_options::incremental_mode_): New data member.
3219 * parameters.cc (Parameters::incremental_mode_): New data member.
3220 (Parameters::set_options): Set incremental_mode_.
3221 (Parameters::set_incremental_full): New function.
3222 (Parameters::incremental): New function.
3223 (Parameters::incremental_update): New function.
3224 (set_parameters_incremental_full): New function.
3225 * parameters.h (Parameters::set_incremental_full): New function.
3226 (Parameters::incremental): New function.
3227 (Parameters::incremental_update): New function.
3228 (Parameters::incremental_mode_): New data member.
3229 (set_parameters_incremental_full): New function.
3230 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3231 incremental link mode.
3232 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3233 (Sized_relobj::do_relocate_sections): Likewise.
3234 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3235 option.
3236 * testsuite/Makefile.in: Regenerate.
3237 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3238
bb32aa18 32392010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3240
3241 * script-sections.h (class Script_sections): Make
3242 Sections_elements typedef public.
3243 * script-sections.cc (class Sort_output_sections): Add elements_
3244 field. Add constructor which sets it; change all callers.
3245 (Sort_output_sections::is_before): New function.
3246 (Sort_output_sections::operator()): Call is_before.
3247 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3248 conditional.
3249 * testsuite/script_test_10.sh: New test. Test script section
3250 order.
3251 * testsuite/script_test_10.t: Likewise.
3252 * testsuite/script_test_10.s: Likewise.
3253 * testsuite/Makefile.am: Wrap the cross linker tests and the
3254 common tests into NATIVE_OR_CROSS_LINKER.
3255 (check_SCRIPTS): Add script_test_10.sh.
3256 (check_DATA): Add script_test_10.stdout.
3257 (script_test_10.o, script_test_10): New targets.
3258 (script_test_10.stdout): New target.
3259 * configure, testsuite/Makefile.in: Regenerate.
3260
3cef7179
ILT		 32612010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3262
3263 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3264 error for the deprecated relocations.
3265 (Target_arm::Scan::global): Likewise.
3266 (Target_arm::Relocate::relocate): Likewise.
3267
7411e9a8
RS		 32682010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3269
3270 * fileread.cc (Input_file::find_file): Initialize *found_name
3271 and *namep when using the fallback search for case 4.
3272
6a9da32a
CC		 32732010-10-11 Cary Coutant <ccoutant@google.com>
3274
3275 * options.h (class General_options): Redefine -z lazy as an alias for
3276 the negation of -z now.
3277
ac897c20
ILT		 32782010-10-11 Ian Lance Taylor <iant@google.com>
3279
3280 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3281 binding.
3282
ea5cae92
NC		 32832010-10-06 Nick Clifton <nickc@redhat.com>
3284
3285 * script-sections.cc(class Memory_region): Remove
3286 current_lma_offset_ field. Rename current_vma_offset_ to
3287 current_offset_. Add last_section_ field.
3288 (Memory_region::get_current_vma_address): Rename to
3289 get_current_address.
3290 (Memory_region::get_current_lma_address): Delete.
3291 (Memory_region::increment_vma_offset): Rename to
3292 increment_offset.
3293 (Memory_region::increment_lma_offset): Delete.
3294 (Memory_region::attributes_compatible): New method. Returns
3295 true if the provided section is compatible with the region.
3296 (Memory_region::get_last_section): New method. Returns the last
3297 section to use the region.
3298 (Memory_region::set_last_section): New method. Stores the last
3299 section to use the region.
3300 (Script_sections::block_in_region): New method. Returns true if
3301 a block of memory is contained within a region.
3302 (Script_sections::find_memory_region): New method. Locates a
3303 memory region to be used to set a VMA or LMA address.
3304 (Output_section_definition::set_section_addresses): Add code to
3305 check for addresses set by memory regions.
3306 (Output_segment::set_section_addresses): Remove memory region
3307 walking code.
3308 (Script_sections::create_segment): Add a warning if a header
3309 segment is created outside of any region.
3310 * script-sections.h (class Script_sections): Add prototypes for
3311 find_memory_region and block_in_region methods.
3312 * testsuite/memory_test.s: Use .long instead of .word.
3313 * testsuite/memory_test.t: Add some more output sections.
3314 * testsuite/memory_test.sh: Update expected output.
3315
a9bfd952
DK		 33162010-10-02 Doug Kwan <dougkwan@google.com>
3317
3318 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3319 defintion to symtab.h
3320 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3321 declaration to defintion.
3322
bacff3ab
NC		 33232010-10-01 Nick Clifton <nickc@redhat.com>
3324
3325 * expression.cc (eval): Replace dummy argument with NULL.
3326 (eval_maybe_dot): Check for a NULL result section pointer.
3327 (Symbol_expression::value): Likewise.
3328 (Dot_expression::value): Likewise.
3329 (BINARY_EXPRESSION): Likewise.
3330 (Max_expression::value): Likewise.
3331 (Min_expression::value): Likewise.
3332 (Absolute_expression::value): Likewise.
3333 (Addr_expression::value_from_output_section): Likewise.
3334 (Loaddddr_expression::value_from_output_section): Likewise.
3335 (Segment_start_expression::value): Likewise.
3336 * script-sections.cc
3337 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3338 argument with NULL.
3339 (Sections_elememt_dot_assignment::set_section_addresses):
3340 Likewise.
3341 (Output_data_expression::do_write_to_buffer): Likewise.
3342 (Output_section_definition::finalize_symbols): Likewise.
3343 (Output_section_definition::set_section_addresses): Likewise.
3344
f81bc8b5
DK		 33452010-09-30 Doug Kwan <dougkwan@google.com>
3346
3347 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3348
c95e9f27
ST		 33492010-09-28 Sriraman Tallam <tmsriram@google.com>
3350
3351 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3352 function.
c95e9f27
ST		 3353 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3354 virtual function.
3355 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3356 virtual function.
3357 * icf.cc (get_section_contents): Inline merge sections only when
3358 target allows it.
3359
3cac54d2
RW		 33602010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3361
3362 * configure: Regenerate.
3363
2904037a
ILT		 33642010-09-17 Ian Lance Taylor <iant@google.com>
3365
3366 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3367 * testsuite/Makefile.am (memory_test.o): New target.
3368 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3369 memory_test.t.
3370 * testsuite/Makefile.in: Rebuild.
2904037a 3371
bca7fb63
DK		 33722010-09-17 Doug Kwan <dougkwan@google.com>
3373
3374 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3375 defintion if relocation uses GOT entries of the symbol.
3376 * testsuite/icf_safe_test.sh: Fix test.
3377 * testsuite/icf_safe_so_test.sh: Fix test.
3378
4ef28648
CC		 33792010-09-16 Cary Coutant <ccoutant@google.com>
3380
3381 * script_sections.cc (class Memory_region): Remove "NULL" from
3382 vector initializations.
3383
793990de
CC		 33842010-09-15 Cary Coutant <ccoutant@google.com>
3385
3386 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3387 Resolve forwarding symbols.
3388
81e015e2
DK		 33892010-09-15 Doug Kwan <dougkwan@google.com>
3390
3391 * gold/testsuite/script_test_3.t: Add ARM special sections.
3392 * gold/testsuite/script_test_4.t: Same.
3393 * gold/testsuite/script_test_5.t: Same.
3394 * gold/testsuite/script_test_6.t: Same.
3395 * gold/testsuite/script_test_7.t: Same.
3396 * gold/testsuite/script_test_7.t: Same.
3397 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3398
36171d64
CC		 33992010-09-14 Cary Coutant <ccoutant@google.com>
3400
3401 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3402 (Target_x86_64::Relocate::relocate_tls): Replace check for
3403 saw_tls_block_reloc_ with test for executable section.
3404
d89051bd
CC		 34052010-09-12 Cary Coutant <ccoutant@google.com>
3406
3407 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3408 position-independent executables to shared libraries need dynamic
3409 relocations.
3410 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3411 position-independent executables.
3412 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3413 * testsuite/Makefile.in: Regenerate.
3414
fca41f0f
NC		 34152010-09-10 Nick Clifton <nickc@redhat.com>
3416
3417 PR gold/11997
3418 * testsuite/memory_test.t: Discard any sections that are not
3419 needed.
3420
6695e4b3
L		 34212010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3422
3423 PR gold/11996
3424 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3425 "This::" to work around a bug in gcc 4.2.
3426
3427 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3428
0f72bf6f
RÁE		 34292010-09-09 Rafael Espindola <espindola@google.com>
3430
3431 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3432 sections with different PF_X flags in the same segment.
3433 (Layout::find_first_load_seg): Search all segments to find the first
3434 one.
3435 * options.h (rosegment): New.
3436
34372010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3438
05a79166 3439 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3440
aa98ff75
DK		 34412010-09-08 Doug Kwan <dougkwan@google.com>
3442
3443 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3444 (Arm_relobj::do_relocate_sections): Add new parameter for output
3445 file to match the parent.
3446 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3447 of local symbols instead of input values. Update code to track
3448 changes in gold::relocate_section.
3449 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3450 (Sized_relobj::compute_final_local_value_internal): New methods.
3451 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3452 body into private version of Sized_relobj::compute_final_local_value.
3453 Call the inline method.
3454 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3455 merged symbol value if there is one.
3456 (Symbol_value::has_output_value): New method defintiion.
3457 (Sized_relobj::Compute_final_local_value_status): New enum type.
3458 (Sized_relobj::compute_final_local_value): New methods.
3459 (Sized_relobj::compute_final_local_value_internal): New methods.
3460 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3461 and arm_cortex_a8.sh.
3462 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3463 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3464 New tests.
3465 * Makefile.in: Regenerate.
3466 * testsuite/arm_bl_out_of_range.s: Update test.
3467 * testsuite/thumb_bl_out_of_range.s: Ditto.
3468 * testsuite/thumb_blx_out_of_range.s: Ditto.
3469 * testsuite/arm_branch_out_of_range.sh: New file.
3470 * testsuite/arm_cortex_a8.sh: Ditto.
3471 * testsuite/arm_cortex_a8_b.s: Ditto.
3472 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3473 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3474 * testsuite/arm_cortex_a8_bl.s: Ditto.
3475 * testsuite/arm_cortex_a8_blx.s: Ditto.
3476 * testsuite/arm_cortex_a8_local.s: Ditto.
3477 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3478 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3479
05a79166
L		 34802010-09-08 Rafael Espindola <espindola@google.com>
3481
3482 * Makefile.am (memory_test.stdout): Run readelf with -W.
3483 * Makefile.in: Regenerate.
3484 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3485 64 bit output.
3486
33dbc701
RÁE		 34872010-09-08 Rafael Espindola <espindola@google.com>
3488
3489 * script-sections.cc (Script_sections::add_memory_region): Convert
3490 field precision to int.
3491 * script.cc (script_set_section_region, script_set_section_region):
3492 Convert field precision to int.
3493
731ca54a
RÁE		 34942010-09-08 Rafael Espindola <espindola@google.com>
3495
3496 * arm.cc (do_finalize_sections): Create the __exidx_start and
3497 __exdix_end symbols even when the section is missing.
3498
7f8cd844
NC		 34992010-09-08 Nick Clifton <nickc@redhat.com>
3500
3501 * README: Remove claim that MEMORY is not supported.
3502 * expression.cc (script_exp_function_origin)
3503 (script_exp_function_length): Move from here to ...
3504 * script.cc: ... here.
3505 (script_set_section_region, script_add_memory)
3506 (script_parse_memory_attr, script_include_directive): New
3507 functions.
3508 * script-sections.cc
3509 (class Memory_region): New class.
3510 (class Output_section_definition): Add set_memory_region,
3511 set_section_vma, set_section_lma and get_section_name methods.
3512 (class Script_Sections): Add add_memory_region,
3513 find_memory_region, find_memory_region_origin,
3514 find_memory_region_length and set_memory_region methods.
3515 Have set_section_addresses method walk the list of set memory
3516 regions.
3517 Extend the print methos to display memory regions.
3518 * script-sections.h: Add prototypes for new methods.
3519 Add enum for MEMORY region attributes.
3520 * yyscript.y: Add support for parsing MEMORY regions.
3521 * script-c.h: Add prototypes for new functions.
3522 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3523 * testsuite/Makefile.in: Regenerate.
3524 * testsuite/memory_test.sh: New script.
3525 * testsuite/memory_test.s: New assembler source file.
3526 * testsuite/memory_test.t: New linker script.
3527
a4649286
DK		 35282010-08-27 Doug Kwan <dougkwan@google.com>
3529
3530 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3531 reference override an existing dynamic weak reference.
3532 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3533 * testsuite/Makefile.in: Regenerate.
3534 * testsuite/dyn_weak_ref.sh: New file.
3535 * testsuite/dyn_weak_ref_1.c: Ditto.
3536 * testsuite/dyn_weak_ref_2.c: Ditto.
3537
b56648ad
ILT		 35382010-08-27 Ian Lance Taylor <iant@google.com>
3539
3540 * incremental.h (class Incremental_input_entry): Add virtual
3541 destructor.
3542
809313cb
ILT		 35432010-08-27 Ian Lance Taylor <iant@google.com>
3544
3545 * testsuite/start_lib_test_3.c: Mark t3 as used.
3546
11e32464
NC		 35472010-08-27 Nick Clifton <nickc@redhat.com>
3548
3549 * options.cc (version_script): Fix small typo in previous
3550 whitespace tidyup.
3551
ca09d69a
NC		 35522010-08-25 Nick Clifton <nickc@redhat.com>
3553
3554 * archive.cc: Formatting fixes: Remove whitespace between
3555 typename and following asterisk. Remove whitespace between
3556 function name and opening parenthesis.
3557 * archive.h: Likewise.
3558 * arm.cc: Likewise.
3559 * attributes.cc: Likewise.
3560 * attributes.h: Likewise.
3561 * common.cc: Likewise.
3562 * copy-relocs.cc: Likewise.
3563 * dirsearch.h: Likewise.
3564 * dynobj.cc: Likewise.
3565 * ehframe.cc: Likewise.
3566 * ehframe.h: Likewise.
3567 * expression.cc: Likewise.
3568 * fileread.cc: Likewise.
3569 * fileread.h: Likewise.
3570 * gc.h: Likewise.
3571 * gold-threads.cc: Likewise.
3572 * gold.cc: Likewise.
3573 * i386.cc: Likewise.
3574 * icf.h: Likewise.
3575 * incremental-dump.cc: Likewise.
3576 * incremental.cc: Likewise.
3577 * layout.cc: Likewise.
3578 * layout.h: Likewise.
3579 * main.cc: Likewise.
3580 * merge.cc: Likewise.
3581 * merge.h: Likewise.
3582 * object.cc: Likewise.
3583 * object.h: Likewise.
3584 * options.cc: Likewise.
3585 * options.h: Likewise.
3586 * output.cc: Likewise.
3587 * output.h: Likewise.
3588 * plugin.cc: Likewise.
3589 * plugin.h: Likewise.
3590 * powerpc.cc: Likewise.
3591 * reloc.cc: Likewise.
3592 * script-c.h: Likewise.
3593 * script-sections.cc: Likewise.
3594 * script.cc: Likewise.
3595 * stringpool.cc: Likewise.
3596 * symtab.cc: Likewise.
3597 * symtab.h: Likewise.
3598 * target.cc: Likewise.
3599 * timer.cc: Likewise.
3600 * timer.h: Likewise.
3601 * version.cc: Likewise.
3602 * x86_64.cc: Likewise.
3603
b8fa8750
NC		 36042010-08-24 Nick Clifton <nickc@redhat.com>
3605
3606 PR 11899
3607 * layout.cc (segment_precedes): Sort segments by their physical
3608 addresses, if they have been set.
3609
9919d93b
CC		 36102010-08-23 Cary Coutant <ccoutant@google.com>
3611
3612 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3613 symbols data.
3614 (Lib_group::include_member): Unlock object after deleting its
3615 symbols data.
3616 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3617 the bug fixed here.
3618
97b4be1c
CC		 36192010-08-19 Neil Vachharajani <nvachhar@google.com>
3620 Cary Coutant <ccoutant@google.com>
3621
3622 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3623 constructor, and set_blocker.
3624 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3625 readsyms_blocker_.
3626 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3627 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3628 * testsuite/Makefile.am (start_lib_test): New test case.
3629 * testsuite/Makefile.in: Regenerate.
3630 * testsuite/start_lib_test_main.c: New file.
3631 * testsuite/start_lib_test_1.c: New file.
3632 * testsuite/start_lib_test_2.c: New file.
3633 * testsuite/start_lib_test_3.c: New file.
3634
dd0b1884
ILT		 36352010-08-19 Ian Lance Taylor <iant@google.com>
3636
3637 * Makefile.in: Rebuild with automake 1.11.1.
3638 * aclocal.m4: Likewise.
3639 * testsuite/Makefile.in: Likewise.
3640
7223e9ca
ILT		 36412010-08-19 Ian Lance Taylor <iant@google.com>
3642
3643 PR 10893
3644 * i386.cc (class Output_data_plt_i386): Update declarations.
3645 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3646 local_ifuncs_ fields.
3647 (Target_i386::do_plt_section_for_global): New function.
3648 (Target_i386::do_plt_section_for_local): New function.
3649 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3650 parameter; change all callers. Initialize global_ifuncs_ and
3651 local_ifuncs_. If doing a static link define __rel_iplt_start and
3652 __rel_iplt_end.
3653 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3654 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3655 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3656 symbols.
3657 (Target_i386::make_plt_section): New function, broken out of
3658 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3659 (Target_i386::make_plt_entry): Call make_plt_section.
3660 (Target_i386::make_local_ifunc_plt_entry): New function.
3661 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3662 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3663 R_386_IRELATIVE to switch.
3664 (Target_i386::Scan::global): Likewise.
3665 (Target_i386::Relocate::relocate): Likewise.
3666 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3667 switch.
3668 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3669 (Target_x86_64::do_plt_section_for_global): New function.
3670 (Target_x86_64::do_plt_section_for_local): New function.
3671 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3672 parameter; change all callers. If doing a static link define
3673 __rela_iplt_start and __rela_iplt_end.
3674 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3675 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3676 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3677 to point to .plt.
3678 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3679 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3680 switch.
3681 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3682 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3683 R_X86_64_IRELATIVE to switch.
3684 (Target_x86_64::Scan::global): Likewise.
3685 (Target_x86_64::Relocate::relocate): Likewise.
3686 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3687 switch.
3688 * target.h (class Target): Add plt_section_for_global and
3689 plt_section_for_local functions. Add do_plt_section_for_global
3690 and do_plt_section_for_local virtual functions.
3691 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3692 clarifying comments.
3693 (Symbol::use_plt_offset): Handle IFUNC symbol.
3694 * object.cc (Sized_relobj::Sized_relobj): Initialize
3695 local_plt_offsets_.
3696 (Sized_relobj::local_has_plt_offset): New function.
3697 (Sized_relobj::local_plt_offset): New function.
3698 (Sized_relobj::set_local_plt_offset): New function.
3699 (Sized_relobj::do_count): Handle IFUNC symbol.
3700 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3701 a bit away from input_shndx_ field. Add set_is_func_symbol and
3702 is_ifunc_symbol functions.
3703 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3704 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3705 local_plt_offsets_ field.
3706 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3707 * output.h (class Output_section_data): Add non-const
3708 output_section function.
3709 (class Output_data_got): Update declarations.
3710 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3711 Add use_plt_offset parameter to global and local constructors.
3712 Change all callers. Change local_sym_index_ field to 31 bits.
3713 Change GSYM_CODE and CONSTANT_CODE accordingly.
3714 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3715 doing a static link don't set sh_link field.
3716 (Output_data_got::Got_entry::write): Use PLT offset if
3717 appropriate.
3718 (Output_data_got::add_global_plt): New function.
3719 (Output_data_got::add_local_plt): New function.
3720 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3721 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3722 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3723 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3724 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3725 IFUNC conditional.
3726 * testsuite/ifunc-sel.h: New file.
3727 * testsuite/ifuncmain1.c: New file.
3728 * testsuite/ifuncmain1vis.c: New file.
3729 * testsuite/ifuncmod1.c: New file.
3730 * testsuite/ifuncdep2.c: New file.
3731 * testsuite/ifuncmain2.c: New file.
3732 * testsuite/ifuncmain3.c: New file.
3733 * testsuite/ifuncmod3.c: New file.
3734 * testsuite/ifuncmain4.c: New file.
3735 * testsuite/ifuncmain5.c: New file.
3736 * testsuite/ifuncmod5.c: New file.
3737 * testsuite/ifuncmain6pie.c: New file.
3738 * testsuite/ifuncmod6.c: New file.
3739 * testsuite/ifuncmain7.c: New file.
3740 * configure, testsuite/Makefile.in: Rebuild.
3741
56f75c03
ILT		 37422010-08-18 Ian Lance Taylor <iant@google.com>
3743
3744 * incremental.cc
3745 (Output_section_incremental_inputs::write_input_files): Add cast
3746 to avoid signed/unsigned comparison warning.
3747 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3748
55455f89
CC		 37492010-08-12 Cary Coutant <ccoutant@google.com>
3750
3751 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3752
e2054bcb
ILT		 37532010-08-13 Ian Lance Taylor <iant@google.com>
3754
3755 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3756
74f67560
DK		 37572010-08-12 Cary Coutant <ccoutant@google.com>
3758 Doug Kwan <dougkwan@google.com>
3759
3760 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3761 defintion overrides non-weak undef, remember that the original undef
3762 is not weak.
3763 * symtab.cc (Symbol_table::sized_write_global): For undef without
3764 an original weak binding, set binding to global in output.
3765 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3766 * testsuite/Makefile.in: Regenerate.
3767 * testsuite/strong_ref_weak_def.sh: New file.
3768 * testsuite/strong_ref_weak_def_1.c: Ditto.
3769 * testsuite/strong_ref_weak_def_2.c: Ditto.
3770
d1238d12
CC		 37712010-08-12 Cary Coutant <ccoutant@google.com>
3772
3773 * testsuite/incremental_test.sh: Rewrite.
3774 * testsuite/incremental_test_1.c: Rewrite.
3775 * testsuite/incremental_test_2.c: Rewrite.
3776
0e70b911
CC		 37772010-08-12 Cary Coutant <ccoutant@google.com>
3778
3779 * arm.cc (Target_arm::got_size): Add const.
3780 (Target_arm::got_entry_count): New function.
3781 (Target_arm::plt_entry_count): New function.
3782 (Target_arm::first_plt_entry_offset): New function.
3783 (Target_arm::plt_entry_size): New function.
3784 (Output_data_plt_arm::entry_count): New function.
3785 (Output_data_plt_arm::first_plt_entry_offset): New function.
3786 (Output_data_plt_arm::get_plt_entry_size): New function.
3787 * i386.cc (Target_i386::got_size): Add const.
3788 (Target_i386::got_entry_count): New function.
3789 (Target_i386::plt_entry_count): New function.
3790 (Target_i386::first_plt_entry_offset): New function.
3791 (Target_i386::plt_entry_size): New function.
3792 (Output_data_plt_i386::entry_count): New function.
3793 (Output_data_plt_i386::first_plt_entry_offset): New function.
3794 (Output_data_plt_i386::get_plt_entry_size): New function.
3795 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3796 find_incremental_inputs_sections. Dump incremental_got_plt section.
3797 * incremental.cc: Include target.h.
3798 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3799 parameter. Adjust all callers. Find incremental_got_plt section.
3800 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3801 section.
3802 (Output_section_incremental_inputs::set_final_data_size): Calculate
3803 size of incremental_got_plt section.
3804 (Output_section_incremental_inputs::do_write): Write the
3805 incremental_got_plt section.
3806 (Got_plt_view_info): New struct.
3807 (Local_got_offset_visitor): New class.
3808 (Global_got_offset_visitor): New class.
3809 (Global_symbol_visitor_got_plt): New class.
3810 (Output_section_incremental_inputs::write_got_plt): New function.
3811 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3812 Add parameter. Adjust all callers.
3813 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3814 (Incremental_inputs::got_plt_section): New function.
3815 (Incremental_inputs::got_plt_section_): New data member.
3816 (Incremental_got_plt_reader): New class.
3817 * layout.cc (Layout::create_incremental_info_sections): Add the
3818 incremental_got_plt section.
3819 * object.h (Got_offset_list::get_list): New function.
3820 (Got offset_list::for_all_got_offsets): New function.
3821 (Sized_relobj::local_got_offset_list): New function.
3822 * powerpc.cc (Target_powerpc::got_size): Add const.
3823 (Target_powerpc::got_entry_count): New function.
3824 (Target_powerpc::plt_entry_count): New function.
3825 (Target_powerpc::first_plt_entry_offset): New function.
3826 (Target_powerpc::plt_entry_size): New function.
3827 (Output_data_plt_powerpc::entry_count): New function.
3828 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3829 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3830 * sparc.cc (Target_sparc::got_size): Add const.
3831 (Target_sparc::got_entry_count): New function.
3832 (Target_sparc::plt_entry_count): New function.
3833 (Target_sparc::first_plt_entry_offset): New function.
3834 (Target_sparc::plt_entry_size): New function.
3835 (Output_data_plt_sparc::entry_count): New function.
3836 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3837 (Output_data_plt_sparc::get_plt_entry_size): New function.
3838 * symtab.h (Symbol::got_offset_list): New function.
3839 (Symbol_table::for_all_symbols): New function.
3840 * target.h (Sized_target::got_entry_count): New function.
3841 (Sized_target::plt_entry_count): New function.
3842 (Sized_target::plt_entry_size): New function.
3843 * x86_64.cc (Target_x86_64::got_size): Add const.
3844 (Target_x86_64::got_entry_count): New function.
3845 (Target_x86_64::plt_entry_count): New function.
3846 (Target_x86_64::first_plt_entry_offset): New function.
3847 (Target_x86_64::plt_entry_size): New function.
3848 (Output_data_plt_x86_64::entry_count): New function.
3849 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3850 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3851
09ec0418
CC		 38522010-08-12 Cary Coutant <ccoutant@google.com>
3853
3854 * archive.cc: Include incremental.h.
3855 (Archive::Archive): Initialize incremental_info_.
3856 (Archive::include_member): Record archive members in incremental info.
3857 (Add_archive_symbols::run): Record begin and end of an archive in
3858 incremental info.
3859 (Lib_group::include_member): Record objects in incremental info.
3860 * archive.h (Incremental_archive_entry): Forward declaration.
3861 (Archive::set_incremental_info): New member function.
3862 (Archive::incremental_info): New member function.
3863 (Archive::Unused_symbol_iterator): New class.
3864 (Archive::unused_symbols_begin): New member function.
3865 (Archive::unused_symbols_end): New member function.
3866 (Archive::incremental_info_): New data member.
3867 * incremental-dump.cc (find_input_containing_global): New function.
3868 (dump_incremental_inputs): Dump new incremental info sections.
3869 * incremental.cc: Include symtab.h.
3870 (Output_section_incremental_inputs): New class.
3871 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3872 new incremental info sections.
3873 (Sized_incremental_binary::do_check_inputs): Likewise.
3874 (Incremental_inputs::report_archive): Remove.
3875 (Incremental_inputs::report_archive_begin): New function.
3876 (Incremental_inputs::report_archive_end): New function.
3877 (Incremental_inputs::report_object): New function.
3878 (Incremental_inputs::finalize_inputs): Remove.
3879 (Incremental_inputs::report_input_section): New function.
3880 (Incremental_inputs::report_script): Rewrite.
3881 (Incremental_inputs::finalize): Do nothing but finalize string table.
3882 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3883 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3884 (Incremental_inputs::create_data_sections): New function.
3885 (Incremental_inputs::relocs_entsize): New function.
3886 (Output_section_incremental_inputs::set_final_data_size): New function.
3887 (Output_section_incremental_inputs::do_write): New function.
3888 (Output_section_incremental_inputs::write_header): New function.
3889 (Output_section_incremental_inputs::write_input_files): New function.
3890 (Output_section_incremental_inputs::write_info_blocks): New function.
3891 (Output_section_incremental_inputs::write_symtab): New function.
3892 * incremental.h (Incremental_script_entry): Forward declaration.
3893 (Incremental_object_entry): Forward declaration.
3894 (Incremental_archive_entry): Forward declaration.
3895 (Incremental_inputs): Forward declaration.
3896 (Incremental_inputs_header_data): Remove.
3897 (Incremental_inputs_header): Remove.
3898 (Incremental_inputs_header_write): Remove.
3899 (Incremental_inputs_entry_data): Remove.
3900 (Incremental_inputs_entry): Remove.
3901 (Incremental_inputs_entry_write): Remove.
3902 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3903 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3904 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3905 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3906 Likewise.
3907 (Incremental_input_entry): New class.
3908 (Incremental_script_entry): New class.
3909 (Incremental_object_entry): New class.
3910 (Incremental_archive_entry): New class.
3911 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3912 (Incremental_inputs::report_inputs): Remove.
3913 (Incremental_inputs::report_archive): Remove.
3914 (Incremental_inputs::report_archive_begin): New function.
3915 (Incremental_inputs::report_archive_end): New function.
3916 (Incremental_inputs::report_object): Change prototype.
3917 (Incremental_inputs::report_input_section): New function.
3918 (Incremental_inputs::report_script): Change prototype.
3919 (Incremental_inputs::get_reloc_count): New function.
3920 (Incremental_inputs::set_reloc_count): New function.
3921 (Incremental_inputs::create_data_sections): New function.
3922 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3923 (Incremental_inputs::inputs_section): New function.
3924 (Incremental_inputs::symtab_section): New function.
3925 (Incremental_inputs::relocs_section): New function.
3926 (Incremental_inputs::get_stringpool): Add const.
3927 (Incremental_inputs::command_line): Add const.
3928 (Incremental_inputs::inputs): Remove.
3929 (Incremental_inputs::command_line_key): New function.
3930 (Incremental_inputs::input_file_count): New function.
3931 (Incremental_inputs::input_files): New function.
3932 (Incremental_inputs::relocs_entsize): New function.
3933 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3934 (Incremental_inputs::finalize_inputs): Remove.
3935 (Incremental_inputs::Input_info): Remove.
3936 (Incremental_inputs::lock_): Remove.
3937 (Incremental_inputs::inputs_): Change type.
3938 (Incremental_inputs::inputs_map_): Remove.
3939 (Incremental_inputs::current_object_entry_): New data member.
3940 (Incremental_inputs::inputs_section_): New data member.
3941 (Incremental_inputs::symtab_section_): New data member.
3942 (Incremental_inputs::relocs_section_): New data member.
3943 (Incremental_inputs::reloc_count_): New data member.
3944 (Incremental_inputs_reader): New class.
3945 (Incremental_symtab_reader): New class.
3946 (Incremental_relocs_reader): New class.
3947 * layout.cc (Layout::finalize): Move finalization of incremental info
3948 and creation of incremental info sections to follow finalization of
3949 symbol table. Set offsets for postprocessing sections.
3950 (Layout::create_incremental_info_sections): Call
3951 Incremental_inputs::create_data_sections. Add incremental symtab
3952 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3953 sections to layout after input sections.
3954 * layout.h (struct Timespec): Forward declaration.
3955 (Layout::incremental_inputs): Add const.
3956 (Layout::create_incremental_info_sections): Add parameter.
3957 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3958 * object.cc: Include incremental.h.
3959 (Relobj::finalize_incremental_relocs): New function.
3960 (Sized_relobj::do_layout): Record input sections in incremental info.
3961 * object.h (Object::output_section): New function.
3962 (Object::output_section_offset): Moved from Relobj.
3963 (Object::get_incremental_reloc_base): New function.
3964 (Object::get_incremental_reloc_count): New function.
3965 (Object::do_output_section): New function.
3966 (Object::do_output_section_offset): Moved from Relobj.
3967 (Object::do_get_incremental_reloc_base): New function.
3968 (Object::do_get_incremental_reloc_count): New function.
3969 (Object::Object): Initialize new data members.
3970 (Relobj::output_section): Renamed do_output_section and moved to
3971 protected.
3972 (Relobj::output_section_offset): Moved to Object.
3973 (Relobj::do_get_incremental_reloc_base): New function.
3974 (Relobj::do_get_incremental_reloc_count): New function.
3975 (Relobj::allocate_incremental_reloc_counts): New function.
3976 (Relobj::count_incremental_reloc): New function.
3977 (Relobj::finalize_incremental_relocs): New function.
3978 (Relobj::next_incremental_reloc_index): New function.
3979 (Relobj::reloc_counts_): New data member.
3980 (Relobj::reloc_bases_): New data member.
3981 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3982 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3983 (Sized_relobj::incremental_relocs_scan): New function.
3984 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3985 (Sized_relobj::incremental_relocs_write): New function.
3986 (Sized_relobj::incremental_relocs_write_reltype): New function.
3987 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3988 incremental link.
3989 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3990 archives and object files elsewhere.
3991 (Add_symbols::run): Report object files here.
3992 (Finish_group::run): Report end of archive at end of group.
3993 * reloc.cc: Include layout.h, incremental.h.
3994 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3995 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3996 (Sized_relobj::incremental_relocs_scan): New function.
3997 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3998 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3999 (Sized_relobj::incremental_relocs_write): New function.
4000 (Sized_relobj::incremental_relocs_write_reltype): New function.
4001 * script.cc (read_input_script): Rewrite test for incremental link.
4002 Change call to Incremental_inputs::report_script.
4003 * symtab.h (Symbol_table::first_global_index): New function.
4004 (Symbol_table::output_count): New function.
4005
ce0d1972
DK		 40062010-08-12 Doug Kwan <dougkwan@google.com>
4007
4008 * arm.cc (Target_arm::merge_object_attributes): Check command line
4009 options --no-wchar-size-warning and --no-enum-size-warning.
4010 * options.h (General_options): Add ld-compatible options
4011 --no-enum-size-warning and --no-wchar-size-warning.
4012
6e5710ce
ILT		 40132010-08-04 Ian Lance Taylor <iant@google.com>
4014
4015 * x86_64.cc (Target_x86_64::Scan::local): Use
4016 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4017 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4018 (Target_x86_64::Scan::global): Likewise.
4019 (Target_x86_64::Relocate::relocate): Likewise.
4020 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4021 Likewise.
4022
fef830db
CC		 40232010-08-03 Cary Coutant <ccoutant@google.com>
4024
4025 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4026 to reserve space in merged_strings vector. Keep total input size
4027 for stats.
4028 (Output_merge_string::do_print_merge_stats): Print total input size.
4029 * merge.h (Output_merge_string): Add input_size_ field.
4030 * stringpool.cc (Stringpool_template::string_length): Move
4031 implementations out of Stringpool_template class and place in
4032 stringpool.h.
4033 * stringpool.h (string_length): Move out of Stringpool_template.
4034
1e3811b0
ILT		 40352010-08-03 Ian Lance Taylor <iant@google.com>
4036
4037 PR 11712
4038 * layout.cc (relaxation_loop_body): If address of load segment is
4039 set, adjust address to include headers if possible.
4040
7af0c620
ILT		 40412010-08-03 Ian Lance Taylor <iant@google.com>
4042
4043 * version.cc (version_string): Bump to 1.10.
4044
22f0da72
ILT		 40452010-08-03 Ian Lance Taylor <iant@google.com>
4046
4047 PR 11805
4048 * layout.h (enum Output_section_order): Define.
4049 (class Layout): Update declarations.
4050 * layout.cc (Layout::get_output_section): Add order parameter.
4051 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4052 is_first_non_relro parameters. Change all callers.
4053 (Layout::choose_output_section): Likewise.
4054 (Layout::add_output_section_data): Likewise.
4055 (Layout::make_output_section): Likewise. Set order.
4056 (Layout::default_section_order): New function.
4057 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4058 * output.cc (Output_section::Output_section): Initialize order_.
4059 Don't initialize deleted fields.
4060 (Output_segment::Output_segment): Don't initialize deleted
4061 fields.
4062 (Output_segment::add_output_section_to_load): New function
4063 replacing add_output_section. Change all callers to call this or
4064 add_output_section_to_nonload.
4065 (Output_segment::add_output_section_to_nonload): New function.
4066 (Output_segment::remove_output_section): Rewrite.
4067 (Output_segment::add_initial_output_data): Likewise.
4068 (Output_segment::has_any_data_sections): Likewise.
4069 (Output_segment::is_first_section_relro): Likewise.
4070 (Output_segment::maximum_alignment): Likewise.
4071 (Output_segment::has_dynamic_reloc): New function replacing
4072 dynamic_reloc_count. Change all callers.
4073 (Output_segment::has_dynamic_reloc_list): New function replacing
4074 dynamic_reloc_count_list. Change all callers.
4075 (Output_segment::set_section_addresses): Rewrite.
4076 (Output_segment::set_offset): Rewrite.
4077 (Output_segment::find_first_and_last_list): Remove.
4078 (Output_segment::set_tls_offsets): Rewrite.
4079 (Output_segment::first_section_load_address): Likewise.
4080 (Output_segment::output_section_count): Likewise.
4081 (Output_segment::section_with_lowest_load_address): Likewise.
4082 (Output_segment::write_section_headers): Likewise.
4083 (Output_segment::print_sections_to_map): Likewise.
4084 * output.h (class Output_data): Remove dynamic_reloc_count_
4085 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4086 (Output_data::add_dynamic_reloc): Rewrite.
4087 (Output_data::has_dynamic_reloc): New function.
4088 (Output_data::dynamic_reloc_count): Remove.
4089 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4090 is_last_relro_, is_first_non_relro_, is_interp_,
4091 is_dynamic_linker_section_ fields. Add order and set_order
4092 functions. Remove is_relro_local, set_is_relro_local,
4093 is_last_relro, set_is_last_relro, is_first_non_relro,
4094 set_is_first_non_relro functions, is_interp, set_is_interp,
4095 is_dynamic_linker_section, and set_is_dynamic_linker_section
4096 functions.
4097 (class Output_segment): Change Output_data_list from std::list to
4098 std:;vector. Add output_lists_ field. Remove output_data_ and
4099 output_bss_ fields. Update declarations.
4100
3ff2ccb0
ILT		 41012010-08-02 Ian Lance Taylor <iant@google.com>
4102
4103 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4104 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4105 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4106
88a4108b
ILT		 41072010-08-02 Ian Lance Taylor <iant@google.com>
4108
4109 PR 11855
4110 * script.cc (Script_options::Script_options): Initialize
4111 symbol_definitions_ and symbol_references_.
4112 (Script_options::add_symbol_assignment): Update
4113 symbol_definitions_ and symbol_references_.
4114 (Script_options::add_symbol_reference): New function.
4115 (script_symbol): New function.
4116 * script.h (class Script_options): Add symbol_definitions_ and
4117 symbol_references_ fields.
4118 (Script_options::referenced_const_iterator): New type.
4119 (Script_options::referenced_begin): New function.
4120 (Script_options::referenced_end): New function.
4121 (Script_options::is_referenced): New function.
4122 (Script_options::any_unreferenced): New function.
4123 * script-c.h (script_symbol): Declare.
4124 * yyscript.y (exp): Call script_symbol.
4125 * symtab.cc: Include "script.h".
4126 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4127 Change all callers. Check symbols referenced by scripts.
4128 (Symbol_table::add_undefined_symbols_from_command_line): Add
4129 layout parameter. Change all callers.
4130 (Symbol_table::do_add_undefined_symbols_from_command_line):
4131 Likewise. Break out loop body. Check symbols referenced by
4132 scripts.
4133 (Symbol_table::add_undefined_symbol_from_command_line): New
4134 function broken out of
4135 do_add_undefined_symbols_from_command_line.
4136 * symtab.h (class Symbol_table): Update declarations.
4137 * archive.cc: Include "layout.h".
4138 (Archive::should_include_member): Add layout parameter. Change
4139 all callers. Check for symbol mentioned in expression.
4140 * archive.h (class Archive): Update declaration.
4141 * object.cc (Sized_relobj::do_should_include_member): Add layout
4142 parameter.
4143 * object.h (Object::should_include_member): Add layout parameter.
4144 Change all callers.
4145 (Object::do_should_include_member): Add layout parameter.
4146 (class Sized_relobj): Update declaration.
4147 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4148 parameter.
4149 * dynobj.h (class Sized_dynobj): Update declaration.
4150 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4151 layout parameter.
4152 * plugin.h (class Sized_pluginobj): Update declaration.
4153
5f1ab67a
ILT		 41542010-08-02 Ian Lance Taylor <iant@google.com>
4155
4156 PR 11866
4157 * output.cc (Output_segment::set_offset): Search for the first and
4158 last sections rather than assuming that the list is in order.
4159 (Output_segment::find_first_and_last_list): New function.
4160 * output.h (class Output_segment): Update declarations.
4161 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4162 (relro_strip_test_SOURCES): New variable.
4163 (relro_strip_test_DEPENDENCIES): New variable.
4164 (relro_strip_test_LDFLAGS): New variable.
4165 (relro_strip_test_LDADD): New variable.
4166 (relro_strip_test.so): New target.
4167
a8df5856
ILT		 41682010-08-02 Ian Lance Taylor <iant@google.com>
4169
4170 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4171 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4172 (Target_i386::got_tlsdesc_section): New function.
4173 (Target_i386::got_section): Create space for GOT entries for
4174 TLSDESC relocations.
4175 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4176 R_386_TLS_GOTDESC.
4177 (Target_i386::Scan::global): Likewise.
4178 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4179 using TLSDESC GOT.
4180 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4181 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4182 (Target_x86_64::got_tlsdesc_section): New function.
4183 (Target_x86_64::got_section): Create space for GOT entries for
4184 TLSDESC relocations.
4185 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4186 R_386_TLS_GOTDESC.
4187 (Target_x86_64::Scan::global): Likewise.
4188 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4189 using TLSDESC GOT.
4190
0c10a0a6
ILT		 41912010-08-02 Ian Lance Taylor <iant@google.com>
4192
4193 * testsuite/final_layout.sh: Use dc to convert from hex to
4194 decimal.
4195
41cbeecc
ST		 41962010-07-29 Sriraman Tallam <tmsriram@google.com>
4197
4198 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4199 paramter to the call to gold::gc_process_relocs.
4200 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4201 paramter to the call to gold::gc_process_relocs.
4202 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4203 parameter to the call to gold::gc_process_relocs.
4204 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4205 template parameter to the call to gold::gc_process_relocs.
4206 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4207 paramter to the call to gold::gc_process_relocs.
4208 * gc.h (get_embedded_addend_size): New function.
4209 (gc_process_relocs): Save the size of the reloc for use by ICF.
4210 * icf.cc (get_section_contents): Get the addend from the text section
4211 for SHT_REL relocation sections.
4212 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4213 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4214 * int_encoding.h (read_from_pointer): New overloaded function.
4215 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4216 * testsuite/icf_sht_rel_addend_test.sh: New file.
4217 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4218 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4219
6ea55b82
RW		 42202010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4221
4222 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4223 * Makefile.in: Regenerate.
4224 * testsuite/Makefile.in: Regenerate.
4225
9691462b
ILT		 42262010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4227
4228 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4229 * gold/testsuite/debug_msg.cc: Likewise.
4230 * gold/testsuite/odr_violation1.cc
4231 * gold/testsuite/odr_violation2.cc
4232
76897331
CC		 42332010-07-21 Cary Coutant <ccoutant@google.com>
4234
4235 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4236 string, and length fields.
4237 (Output_merge_string::Merged_strings_list): New type.
4238 (Output_merge_string::Merged_strings_lists): New typedef.
4239 (Output_merge_string): Replace merged_strings_ with
4240 merged_strings_lists_.
4241 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4242 Merged_strings_list per input object and section. Don't store pointer
4243 to the string. Don't store length with each merged string entry.
4244 (Output_merge_string::finalize_merged_data): Loop over list of merged
4245 strings lists. Recompute length of each merged string.
4246
78384e8f
CC		 42472010-07-15 Cary Coutant <ccoutant@google.com>
4248
4249 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4250 here.
4251
783659f9
ILT		 42522010-07-14 Ian Lance Taylor <iant@google.com>
4253
4254 * descriptors.cc (Descriptors::open): Report correct name in error
4255 message.
4256
131687b4
DK		 42572010-07-13 Doug Kwan <dougkwan@google.com>
4258
4259 * arm.cc (Arm_input_section::Arm_input_section): For a
4260 SHT_ARM_EXIDX section, always keeps the input sections.
4261 (Arm_input_section::set_exidx_section_link): New method.
4262 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4263 has_errors_ to false.
4264 (Arm_exidx_input_section::has_errors,
4265 Arm_exidx_input_section::set_has_errors): New methods.
4266 (Arm_exidx_input_section::has_errors_): New data member.
4267 (Arm_relobj::get_exidx_shndx_list): New method.
4268 (Arm_output_section::append_text_sections_to_list): Do not skip
4269 section without SHF_EXECINSTR.
4270 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4271 errors.
4272 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4273 section header. Make error messages more verbose. Check for
4274 a non-executable section linked to an EXIDX section.
4275 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4276 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4277 check that there is no deferred EXIDX section if we exit early.
4278 Instead of not making an EXIDX section in case of an error, make one
4279 and set the has_errors flag of it.
4280 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4281 in a relocatable link.
4282 (Target_arm::do_relax): Look for the EXIDX output section instead of
4283 assuming that it is called .ARM.exidx.
4284 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4285 section list. Do not check for SHF_EXECINSTR section flags but
4286 skip any input section with errors.
4287 * output.cc (Output_section::Output_section): Initialize
4288 always_keeps_input_sections_ to false.
4289 (Output_section::add_input_section): Check for
4290 always_keeps_input_sections_.
4291 * output.h (Output_section::always_keeps_input_sections,
4292 Output_section::set_always_keeps_input_sections): New methods.
4293 (Output_section::always_keeps_input_sections): New data member.
4294
69517287
RÁE		 42952010-07-13 Rafael Espindola <espindola@google.com>
4296
4297 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4298 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4299
82742395
ILT		 43002010-07-13 Philip Herron <herron.philip@googlemail.com>
4301 Ian Lance Taylor <iant@google.com>
4302
4303 * output.h (Output_section_lookup_maps::add_merge_section):
4304 Correct check of whether value was inserted.
4305 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4306 (Output_section_lookup_maps::add_relaxed_input_section):
4307 Likewise.
4308 * arm.cc (Target_arm::got_section): Remove used local os.
4309 * i386.cc (Target_i386::got_section): Likewise.
4310 * x86_64.cc (Target_x86_64::got_section): Likewise.
4311 * sparc.cc (Target_sparc::got_section): Likewise.
4312 (Target_sparc::relocate): Remove unused local have_got_offset.
4313 * powerpc.cc (Target_powerpc::relocate): Likewise.
4314
f2d707b5
ILT		 43152010-07-13 Ian Lance Taylor <iant@google.com>
4316
241531d6
ILT		 4317 * compressed_output.cc (zlib_decompress): Fix signature in
4318 !HAVE_ZLIB_H case.
4319
f2d707b5
ILT		 4320 * archive.cc (Archive::include_member): Unlock an external member
4321 of a thin archive. Don't bother to delete an object we know is
4322 NULL.
4323
a2e47362
CC		 43242010-07-12 Cary Coutant <ccoutant@google.com>
4325
4326 * compressed_output.cc (zlib_decompress): New function.
4327 (get_uncompressed_size): New function.
4328 (decompress_input_section): New function.
4329 * compressed_output.h (get_uncompressed_size): New function.
4330 (decompress_input_section): New function.
4331 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4332 Handle compressed debug sections.
4333 * layout.cc (is_compressed_debug_section): New function.
4334 (Layout::output_section_name): Map compressed section names to
4335 canonical names.
4336 * layout.h (is_compressed_debug_section): New function.
4337 (is_debug_info_section): Recognize compressed debug sections.
4338 * merge.cc: Include compressed_output.h.
4339 (Output_merge_data::do_add_input_section): Handle compressed
4340 debug sections.
4341 (Output_merge_string::do_add_input_section): Handle compressed
4342 debug sections.
4343 * object.cc: Include compressed_output.h.
4344 (Sized_relobj::Sized_relobj): Initialize new data members.
4345 (build_compressed_section_map): New function.
4346 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4347 * object.h (Object::section_is_compressed): New method.
4348 (Object::do_section_is_compressed): New method.
4349 (Sized_relobj::Compressed_section_map): New type.
4350 (Sized_relobj::do_section_is_compressed): New method.
4351 (Sized_relobj::compressed_sections_): New data member.
4352 * output.cc (Output_section::add_input_section): Handle compressed
4353 debug sections.
4354 * reloc.cc: Include compressed_output.h.
4355 (Sized_relobj::write_sections): Handle compressed debug sections.
4356
ce279a62
CC		 43572010-07-08 Cary Coutant <ccoutant@google.com>
4358
4359 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4360 weak when resolving to a dynamic def.
4361 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4362 for weak undef/dynamic def cases. Adjust callers.
4363 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4364 undef_binding_weak_.
4365 (Symbol_table::sized_write_globals): Adjust symbol binding.
4366 (Symbol_table::sized_write_symbol): Add binding parameter.
4367 * symtab.h (Symbol::set_undef_binding): New method.
4368 (Symbol::is_undef_binding_weak): New method.
4369 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4370 (Symbol_table::should_override): Add new parameter.
4371 (Symbol_table::sized_write_symbol): Add new parameter.
4372
4373 * testsuite/weak_undef_file1.cc: Add new test case.
4374 * testsuite/weak_undef_file2.cc: Fix header comment.
4375 * testsuite/weak_undef_test.cc: Add new test case.
4376
b2286c10
DK		 43772010-06-29 Doug Kwan <dougkwan@google.com>
4378
4379 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4380 Initialize USE_SYMBOL_.
4381 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4382 definition.
4383 (Arm_reloc_property::uses_symbol_): New data member declaration.
4384 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4385 uses symbol value and symbol is undefined but not weakly undefined.
4386
4802450a
RÁE		 43872010-06-28 Rafael Espindola <espindola@google.com>
4388
4389 * plugin.cc (Plugin::load): Use dlerror.
4390
e5ca47ba
ILT		 43912010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4392
4393 * symtab.cc (detect_odr_violations): When reporting an ODR
4394 violation, report an object where the symbol is defined.
4395
8a75a161
DK		 43962010-06-25 Doug Kwan <dougkwan@google.com>
4397
4398 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4399 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4400 definition.
4401 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4402 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4403 target hook to detect function points.
4404 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4405 * icf.h (Icf::check_section_for_function_pointers): Change type of
4406 parameter SECTION_NAME to const reference to std::string. Use
4407 target hook to determine if section may have unsafe pointers.
4408 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4409 method definition.
4410
42218b9f
RÁE		 44112010-06-21 Rafael Espindola <espindola@google.com>
4412
4413 * fileread.cc (Input_file::find_fie): New
4414 (Input_file::open): Use Input_file::find_fie.
4415 * fileread.h (Input_file::find_fie): New
4416 * plugin.cc (set_extra_library_path): New.
4417 (Plugin::load): Add set_extra_library_path to the transfer vector.
4418 (Plugin_manager::set_extra_library_path): New.
4419 (Plugin_manager::add_input_file): Use the extra search path if set.
4420 (set_extra_library_path(): New.
4421 * plugin.h (Plugin_manager): Add set_extra_library_path and
4422 extra_search_path_.
4423
a0506cca
CC		 44242010-06-19 Cary Coutant <ccoutant@google.com>
4425
4426 * layout.cc (gdb_sections): Add .debug_types.
4427 (lines_only_debug_sections): Likewise.
4428
6508b958
RÁE		 44292010-06-18 Rafael Espindola <espindola@google.com>
4430
4431 * plugin.cc (add_input_file,add_input_library)
4432 (Plugin_manager::add_input_file): Make filename arguments const.
4433 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4434 const.
4435
3e235302
DK		 44362010-06-16 Doug Kwan <dougkwan@google.com>
4437
4438 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4439 .ARM.attributes section if we have not merged any input
4440 attributes sections.
4441
106e8a6c
DK		 44422010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4443
4444 * arm.cc: Allow combining objects with no EABI version
4445 information.
4446
91ff43fe
RÁE		 44472010-06-15 Rafael Espindola <espindola@google.com>
4448
4449 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4450
68ed838c
ILT		 44512010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4452
4453 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4454 (struct iovec): Correct !HAVE_READV definition.
4455
f3a2388f
CC		 44562010-06-10 Cary Coutant <ccoutant@google.com>
4457
4458 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4459 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4460 reloc sections.
4461 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4462
4463 PR 11683
4464 * symtab.h (Symbol::is_placeholder): New member function.
4465 * target-reloc.h (relocate_section): Check for placeholder symbols.
4466
4467 * testsuite/Makefile.am (plugin_test_8): New test.
4468 (plugin_test_9): New test.
4469 * testsuite/Makefile.in: Regenerate.
4470
e1df38aa
NC		 44712010-06-09 Nick Clifton <nickc@redhat.com>
4472
4473 * yyscript.y (input_list_element): Allow strings prefixed with
4474 the '-' character. Treat these as libraries.
4475 * script.cc (script_add_library): New function. Adds a library
4476 specified by "-l<name>" found in an input script.
4477 * script-c.h: Add prototype for script_add_library.
4478
25bbe950
DK		 44792010-06-07 Doug Kwan <dougkwan@google.com>
4480
4481 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4482 Restrict stub-group size to be within long conditional branch
4483 range when working around cortex-A8 erratum.
4484
0f32ea4c
ILT		 44852010-06-07 Damien Diederen <dd@crosstwine.com>
4486
4487 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4488 #ifdef typo.
4489
8fe2a369
ST		 44902010-06-03 Sriraman Tallam <tmsriram@google.com>
4491
4492 PR gold/11658
4493 * output.cc
4494 (Output_section::Input_section_sort_entry::compare_section_ordering):
4495 Change to return non-zero correctly.
4496 (Output_section::Input_section_sort_section_order_index_compare
4497 ::operator()): Change to fix ambiguity in comparisons.
4498
6e9ba2ca
ST		 44992010-06-01 Sriraman Tallam <tmsriram@google.com>
4500
4501 * gold.h (is_wildcard_string): New function.
4502 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4503 (Layout::layout_eh_frame): Ditto.
4504 (Layout::find_section_order_index): New method.
4505 (Layout::read_layout_from_file): New method.
4506 * layout.h (Layout::find_section_order_index): New method.
4507 (Layout::read_layout_from_file): New method.
4508 (Layout::input_section_position_): New private member.
4509 (Layout::input_section_glob_): New private member.
4510 * main.cc (main): Call read_layout_from_file here.
4511 * options.h (--section-ordering-file): New option.
4512 * output.cc (Output_section::input_section_order_specified_): New
4513 member.
4514 (Output_section::Output_section): Initialize new member.
4515 (Output_section::add_input_section): Add new parameter.
4516 Keep input sections when --section-ordering-file is used.
4517 (Output_section::set_final_data_size): Sort input sections when
4518 section ordering file is specified.
4519 (Output_section::Input_section_sort_entry): Add new parameter.
4520 Check sorting type.
4521 (Output_section::Input_section_sort_entry::compare_section_ordering):
4522 New method.
4523 (Output_section::Input_section_sort_compare::operator()): Change to
4524 consider section_order_index.
4525 (Output_section::Input_section_sort_init_fini_compare::operator()):
4526 Change to consider section_order_index.
4527 (Output_section::Input_section_sort_section_order_index_compare
4528 ::operator()): New method.
4529 (Output_section::sort_attached_input_sections): Change to sort
4530 according to section order when specified.
e1df38aa
NC		 4531 (Output_section::add_input_section<32, true>): Add new parameter.
4532 (Output_section::add_input_section<64, true>): Add new parameter.
4533 (Output_section::add_input_section<32, false>): Add new parameter.
4534 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4535 * output.h (Output_section::add_input_section): Add new parameter.
4536 (Output_section::input_section_order_specified): New
4537 method.
4538 (Output_section::set_input_section_order_specified): New method.
4539 (Input_section::Input_section): Initialize section_order_index_.
4540 (Input_section::section_order_index): New method.
4541 (Input_section::set_section_order_index): New method.
4542 (Input_section::section_order_index_): New member.
4543 (Input_section::Input_section_sort_section_order_index_compare): New
4544 struct.
4545 (Output_section::input_section_order_specified_): New member.
4546 * script-sections.cc (is_wildcard_string): Delete and move modified
4547 method to gold.h.
4548 (Output_section_element_input::Output_section_element_input): Modify
4549 call to is_wildcard_string.
4550 (Output_section_element_input::Input_section_pattern
4551 ::Input_section_pattern): Ditto.
4552 (Output_section_element_input::Output_section_element_input): Ditto.
4553 * testsuite/Makefile.am (final_layout): New test case.
4554 * testsuite/Makefile.in: Regenerate.
4555 * testsuite/final_layout.cc: New file.
4556 * testsuite/final_layout.sh: New file.
4557
3537c84b
RÁE		 45582010-06-01 Rafael Espindola <espindola@google.com>
4559
4560 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4561
105b6afd
RÁE		 45622010-06-01 Rafael Espindola <espindola@google.com>
4563
4564 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4565 visibility of symbols.
4566
29e11421
DK		 45672010-05-27 Doug Kwan <dougkwan@google.com>
4568
4569 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4570 from start of output section instead of address for a local symbol
4571 in a merged or relaxed section when doing a relocatable link.
4572
5e0f337e
RÁE		 45732010-05-26 Rafael Espindola <espindola@google.com>
4574
4575 PR 11604
4576 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4577 adding sections the garbage collector removed.
4578 * gold/testsuite/Makefile.am: Add test.
4579 * gold/testsuite/Makefile.in: Regenerate.
4580 * gold/testsuite/plugin_test_7.sh: New.
4581 * gold/testsuite/plugin_test_7_1.c: New.
4582 * gold/testsuite/plugin_test_7_2.c: New.
4583
f4187277
RÁE		 45842010-05-26 Rafael Espindola <espindola@google.com>
4585
4586 * script-sections.cc (Output_section_definition::set_section_addresses):
4587 Check for --section-start.
4588
5c388529
DK		 45892010-05-26 Doug Kwan <dougkwan@google.com>
4590
4591 * arm.cc (Arm_scan_relocatable_relocs): New class.
4592 (Target_arm::relocate_special_relocatable): New method.
4593 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4594 (Arm_relocate_functions::thumb_branch_common): Same.
4595 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4596 instead of Default_scan_relocatable_relocs.
4597 * target-reloc.h (relocate_for_relocatable): Let target handle
4598 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4599 * target.h (Sized_target::relocate_special_relocatable): New method.
4600
bca1c3ae
ILT		 46012010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4602
4603 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4604
0439c796
DK		 46052010-05-23 Doug Kwan <dougkwan@google.com>
4606
4607 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4608 instead of a cast.
4609 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4610 with a direct branch, not a conditional branch, to a stub.
4611 * merge.cc (Output_merge_base::record_input_section): New method
4612 defintion.
4613 (Output_merge_data::do_add_input_section): Record input section if
4614 keeps-input-sections flag is set.
4615 (Output_merge_string::do_add_input_section): Ditto.
4616 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4617 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4618 INPUT_SECTIONS_.
4619 (Output_merge_base::keeps_input_sections,
4620 Output_merge_base::set_keeps_input_sections,
4621 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4622 method definitions.
4623 (Output_merge_base::Input_sections): New type declaration.
4624 (Output_merge_base::input_sections_begin,
4625 Output_merge_base::input_sections_end,
4626 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4627 (Output_merge_base::bool keeps_input_sections_,
4628 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4629 Output_merge_base::input_sections_): New data members.
4630 (Output_merge_data::do_set_keeps_input_sections): New method
4631 defintion.
4632 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4633 * output.cc (Output_section::Input_section::relobj): Move method
4634 defintion from class declaration to here and handle merge sections.
4635 (Output_section::Input_section::shndx): Ditto.
4636 (Output_section::Output_section): Remove initializations of removed
4637 data members and initialize new data member LOOKUP_MAPS_.
4638 (Output_section::add_input_section): Set keeps-input-sections flag
4639 for a newly created merge output section as appropriate. Adjust code
4640 to use Output_section_lookup_maps class.
4641 (Output_section::add_relaxed_input_section): Adjst code for lookup
4642 maps code refactoring.
4643 (Output_section::add_merge_input_section): Add a new parameter
4644 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4645 class. If adding input section to a newly created merge output
4646 section fails, remove the new merge section.
4647 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4648 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4649 (Output_section::find_merge_section): Ditto.
4650 (Output_section::build_lookup_maps): New method defintion.
4651 (Output_section::find_relaxed_input_section): Adjust code to use
4652 Output_section_lookup_maps class.
4653 (Output_section::get_input_sections): Export merge sections. Adjust
4654 code to use Output_section_lookup_maps class.
4655 (Output_section:::add_script_input_section): Adjust code to use
4656 Output_section_lookup_maps class. Update lookup maps for merge
4657 sections also.
4658 (Output_section::discard_states): Use Output_section_lookup_maps.
4659 (Output_section::restore_states): Same.
4660 * output.h (Merge_section_properties): Move class defintion out of
4661 Output_section.
4662 (Output_section_lookup_maps): New class.
4663 (Output_section::Input_section::is_merge_section): New method
4664 defintion.
4665 (Output_section::Input_section::relobj): Move defintion out of class
4666 defintion. Declare method only.
4667 (Output_section::Input_section::shndx): Ditto.
4668 (Output_section::Input_section::output_merge_base): New method defintion.
4669 (Output_section::Input_section::u2_.pomb): New union field.
4670 (Output_section::Merge_section_by_properties_map,
4671 Output_section::Output_section_data_by_input_section_map,
4672 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4673 Remove types.
4674 (Output_section::add_merge_input_section): Add new parameter
4675 KEEPS_INPUT_SECTIONS.
4676 (Output_section::build_lookup_maps): New method declaration.
4677 (Output_section::merge_section_map_,
4678 Output_section::merge_section_by_properties_map_,
4679 Output_section::relaxed_input_section_map_,
4680 Output_section::is_relaxed_input_section_map_valid_): Remove data
4681 members.
4682 (Output_section::lookup_maps_): New data member.
4683
76295588
L		 46842010-05-21 Doug Kwan <dougkwan@google.com>
4685
4686 PR gold/11619
4687 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4688 avoid a compilation error.
4689
d103a984
RÁE		 46902010-05-19 Rafael Espindola <espindola@google.com>
4691
4692 * script-sections.cc (Output_section_definition::allocate_to_segment):
4693 Update the phdrs_list even when the output section is NULL.
4694 * testsuite/Makefile.am: Add test.
4695 * testsuite/Makefile.in: Regenerate.
4696 * testsuite/script_test_9.cc: New.
4697 * testsuite/script_test_9.sh: New.
4698 * testsuite/script_test_9.t: New.
4699
6625d24e
DK		 47002010-05-19 Doug Kwan <dougkwan@google.com>
4701
4702 * arm.cc (Arm_input_section::original_size): New method.
4703 (Arm_input_section::do_addralign): Add a cast.
4704 (Arm_input_section::do_output_offset): Remove static cast.
4705 (Arm_input_section::original_addralign,
4706 Arm_input_section::original_size_): Change type to uint32_t.
4707 (Arm_input_section::init): Add safe casts for section alignment
4708 and size.
4709 (Arm_input_section::set_final_data_size): Do not set address and
4710 offset of stub table.
4711 (Arm_output_section::fix_exidx_coverage): Change use of of
4712 Output_section::Simple_input_section to that of
4713 Output_section::Input_section.
4714 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4715 except for the first pass.
4716 * output.cc (Output_section::get_input_sections): Change type of
4717 input_sections to std::list<Input_section>.
4718 (Output_section::add_script_input_section): Rename from
4719 Output_section::add_simple_input_section. Change type of SIS
4720 parameter from Simple_input_section to Input_section.
4721 * output.h (Output_section::Simple_input_section): Remove class.
4722 (Output_section::Input_section): Change class visibility to public.
4723 (Output_section::Input_section::addralign): Use stored alignments
4724 for special input sections if set.
4725 (Output_section::Input_section::set_addralign): New method.
4726 (Output_section::get_input_sections): Change parameter type from
4727 list of Simple_input_section to list of Input_section.
4728 (Output_section::add_script_input_section): Rename from
4729 Output_section::add_simple_input_section. Change first parameter's
4730 type from Simple_input_section to Input_section and remove the
4731 second and third parameters.
4732 * script-sections.cc (Input_section::Input_section_list): Change
4733 type to list of Output_section::Input_section/
4734 (Input_section_info::Input_section_info): Change parameter type of
4735 INPUT_SECTION to Output_section::Input_section.
4736 (Input_section_info::input_section): Change return type.
4737 (Input_section_info::input_section_): Change type to
4738 Output_section::Input_section.
4739 (Output_section_element_input::set_section_addresses): Adjust code
4740 to use Output_section::Input_section instead of
4741 Output_section::Simple_input_section. Adjust code for renaming
4742 of Output_section::add_simple_input_section.
4743 (Orphan_output_section::set_section_addresses): Ditto.
4744
e1e82ea4
RW		 47452010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4746
4747 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4748 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4749
91e75c8a
RÁE		 47502010-05-18 Rafael Espindola <espindola@google.com>
4751
4752 * options.cc (General_options::finalize): Handle -nostdlib.
4753 * options.h (nostdlib): New option.
4754 * script.cc (script_add_search_dir): Handle -nostdlib.
4755
da59ad79
DK		 47562010-05-12 Doug Kwan <dougkwan@google.com>
4757
4758 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4759 attributes section only if there no attributes section after merging.
4760 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4761 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4762 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4763 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4764 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4765 and arm_attr_merge_7.stdout.
4766 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4767 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4768 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4769 arm_attr_merge_7b.o): New rules.
4770 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4771 arm_attr_merge_7
4772 * testsuite/Makefile.in: Regenerate.
4773 * testsuite/arm_attr_merge.sh: New file.
4774 * testsuite/arm_attr_merge_[67][ab].s: Same.
4775
3e01a7fd
NC		 47762010-05-05 Nick Clifton <nickc@redhat.com>
4777
4778 * po/es.po: Updated Spanish translation.
4779
7ad2014a
L		 47802010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4781
4782 * Makefile.am (install-exec-local): Properly install gold as
4783 default cross linker.
4784 * Makefile.in: Regenerated.
4785
4fda8867
NC		 47862010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4787 Nick Clifton <nickc@redhat.com>
4788
4789 * configure.ac (install_as_default): Define and set to false
4790 unless --enable-gold or --enable-gold=both/gold has been
4791 specified.
4792 * configure: Regenerate.
4793
4794 * Makefile.am (install-exec-local): Install the executable as
4795 'ld.gold'. If install_as_default is true then also install it as
4796 'ld'.
4797 * Makefile.in: Regenerated.
4798
bd288ea2
ILT		 47992010-04-24 Ian Lance Taylor <iant@google.com>
4800
4801 * layout.cc (Layout::layout_reloc): In relocatable link don't
4802 combine reloc sections for grouped sections.
4803
ef38fd8a
ST		 48042010-04-23 Sriraman Tallam <tmsriram@google.com>
4805
4806 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4807 sections that are not ordinary to icf.
4808 * icf.cc (get_section_contents): Handle relocation pointing to section
4809 with no object or shndx information.
4810 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4811 * testsuite/Makefile.in: Regenerate.
4812 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4813 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4814
f6973bdc
ILT		 48152010-04-22 Ian Lance Taylor <iant@google.com>
4816
4817 * expression.cc (Expression::Expression_eval_info): Add
4818 result_alignment_pointer field.
4819 (Expression::eval_with_dot): Add result_alignment_pointer
4820 parameter. Change all callers.
4821 (Expression::eval_maybe_dot): Likewise.
4822 (class Binary_expression): Add alignment_pointer parameter to
4823 left_value and right_value. Change all callers.
4824 (BINARY_EXPRESSION): Set result alignment.
4825 (class Trinary_expression): Add alignment_pointer parameter to
4826 arg2_value and arg3_value. Change all callers.
4827 (Trinary_cond::value): Set result alignment.
4828 (Max_expression::value, Min_expression::value): Likewise.
4829 (Align_expression::value): Likewise.
4830 * script-sections.cc (class Sections_element): Add dot_alignment
4831 parameter to set_section_addresses virtual function. Update
4832 instantiations.
4833 (class Output_section_element): Likewise.
4834 (Script_sections::create_segments): Add dot_alignment parameter.
4835 Change all callers.
4836 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4837 (Script_sections::set_phdrs_clause_addresses): Likewise.
4838 * script-sections.h: Update declarations.
4839 * script.h: Update declarations.
4840 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4841 min_p_align.
4842 * testsuite/script_test_3.t: Set large alignment.
4843 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4844 segment has expected alignment.
4845
9c9c98a5
NC		 48462010-04-22 Nick Clifton <nickc@redhat.com>
4847
4848 * po/gold.pot: Updated by the Translation project.
4849 * po/vi.po: Updated Vietnamese translation.
4850
2253bfba
L		 48512010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4852
4853 * testsuite/Makefile.am (check_PROGRAMS): Add
4854 icf_virtual_function_folding_test.
4855 * testsuite/Makefile.in: Regenerated.
4856
85fdf906
AH		 48572010-04-15 Andrew Haley <aph@redhat.com>
4858
4859 * options.h (merge_exidx_entries): New option.
4860 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4861 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4862 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4863 (Target_arm::merge_exidx_entries): New function.
4864 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4865 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4866 to Arm_exidx_fixup constructor.
4867 Add new arg, merge_exidx_entries.
4868 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4869 Arm_output_section::fix_exidx_coverage.
4870
ce97fa81
ST		 48712010-04-18 Sriraman Tallam <tmsriram@google.com>
4872
4873 * icf.cc (get_section_contents): Check for preemptible functions.
4874 Ignore addend when appropriate.
4875 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4876 section folded.
4877 (add_from_relobj): Check for section folded.
4878 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4879 * symtab.h (should_add_dynsym_entry): Add new parameter.
4880 * target-reloc.h (scan_relocs): Check for section folded.
4881 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4882 Check reloc types for function pointers in shared objects.
4883 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4884 case.
4885 (icf_preemptible_functions_test): New test case.
4886 (icf_string_merge_test): New test case.
4887 * testsuite.Makefile.in: Regenerate.
4888 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4889 bar_glob. Refactor code.
4890 * testsuite/icf_preemptible_functions_test.cc: New file.
4891 * testsuite/icf_preemptible_functions_test.sh: New file.
4892 * testsuite/icf_string_merge_test.cc: New file.
4893 * testsuite/icf_string_merge_test.sh: New file.
4894 * testsuite/icf_virtual_function_folding_test.cc: New file.
4895 * testsuite/icf_virtual_function_folding_test.sh: New file.
4896
04ceb17c
DK		 48972010-04-14 Doug Kwan <dougkwan@google.com>
4898
4899 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4900 for local symbol recounting if we remove a section due to ICF.
4901 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4902 there are no regular objects in input.
4903
153e7da4
DK		 49042010-04-13 Doug Kwan <dougkwan@google.com>
4905
4906 * arm.cc (Arm_input_section::set_final_data_size): Compute
4907 accurate final data size instead of using current data size.
4908
4dbd9faf
DK		 49092010-04-09 Doug Kwan <dougkwan@google.com>
4910
4911 * layout.cc (Layout::choose_output_section): Handle script section
4912 types.
4913 (Layout::make_output_section_for_script): Add section type parameter.
4914 Handle script section types.
4915 * layout.h (Layout::make_output_section_for_script): Add section
4916 type parameter.
4917 * output.cc (Output_section::Output_section): Initialize data member
4918 is_noload_.
4919 (Output_section::do_reset_address_and_file_offset): Do not set address
4920 to 0 if section is a NOLOAD section.
4921 * output.h (Output_section::is_noload): New method.
4922 (Output_section::set_is_noload): Ditto.
4923 (Output_section::is_noload_): New data member.
4924 * script-c.h (Script_section_type): New enum type.
4925 (struct Parser_output_section_header): Add new file section_type.
4926 * script-sections.cc (Sections_element::output_section_name): Add
4927 parameter for returning script section type.
4928 (Output_section_definition::output_section_name): Ditto.
4929 (Output_section_definition::section_type)P; New method.
4930 (Output_section_definiton::script_section_type_name): Ditto.
4931 (Output_section_definition::script_section_type_): New data member.
4932 (Output_section_definition::Output_section_definition): Initialize
4933 data member Output_section_definition::script_section_type_.
4934 (Output_section_definition::create_sections): Pass script section type
4935 to Layout::make_output_section_for_script.
4936 (Output_section_definition::output_section_name): Return script
4937 section type to caller.
4938 (Output_section_definition::set_section_address): Do not advance
4939 dot value and load address if section type is NOLOAD. Set address
4940 of NOLOAD sections regardless of section flags.
4941 (Output_section_definition::print): Print section type if it is
4942 not SCRIPT_SECTION_TYPE_NONE.
4943 (Output_section_definition::section_type): New method.
4944 (Output_section_definition::script_section_type_name): Ditto.
4945 (Script_sections::output_section_name): Add new parameter
4946 PSECTION_TYPE for returning script section type. Pass it to
4947 section elements. Handle discard sections.
4948 (Sort_output_sections::operator()): Handle NOLOAD sections.
4949 * script-sections.h (Script_sections::Section_type): New enum type.
4950 (Script_sections::output_section_name): Add a new parameter for
4951 returning script section type.
4952 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4953 INFO and NOLOAD.
4954 * yyscript.y (union): Add new field SECTION_TYPE.
4955 (COPY, DSECT, INFO, NOLOAD): New tokens.
4956 (opt_address_and_section_type): Change type to output_section_header.
4957 (section_type): New non-terminal
4958 (section_header): Handle section type.
2253bfba 4959 (opt_address_and_section_type): Return section type value.
4dbd9faf 4960
721ea635
L		 49612010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4962
4963 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4964 * testsuite/plugin_common_test_2.c (foo): Likewise.
4965
6bf924b0
DK		 49662010-04-08 Doug Kwan <dougkwan@google.com>
4967
4968 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4969 Output_merge_data.
4970 * output.cc (Output_section::add_merge_input_section): Simplify
4971 code and return status of Output_merge_base::add_input_section.
e1df38aa 4972 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4973 returns true.
4974
24af6f92
DK		 49752010-04-07 Doug Kwan <dougkwan@google.com>
4976
4977 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4978 if section is marked as containing instructions but has no mapping
4979 symbols.
4980 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4981 correct section index.
4982 (Arm_relobj::find_linked_text_section): Ditto.
4983
00698fc5
CC		 49842010-04-07 Cary Coutant <ccoutant@google.com>
4985
4986 * archive.cc (include_member): Destroy Read_symbols_data object before
4987 releasing file.
4988 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4989 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4990 (Read_symbols_data::~Read_symbols_data) New destructor.
4991 (Section_relocs::Section_relocs) New constructor.
4992 (Section_relocs::~Section_relocs) New destructor.
4993 (Read_relocs_data::Read_relocs_data) New constructor.
4994 (Read_relocs_data::~Read_relocs_data) New destructor.
4995 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4996 pointers to NULL after deleting.
4997
7296d933
DK		 49982010-04-07 Doug Kwan <dougkwan@google.com>
4999
5000 * arm.cc: Replace "endianity" with "endianness" in comments.
5001 (Arm_exidx_cantunwind): Ditto.
5002 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5003 (Arm_relobj::merge_flags_and_attributes): New method.
5004 (Arm_relobj::merge_flags_and_attributes_): New data member.
5005 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5006 (Arm_relobj::scan_sections_for_stubs): Ditto.
5007 (Arm_relobj::do_read_symbols): Check to see if we really want to
5008 merge processor-specific flags and attributes. Exit early if
5009 an object is empty except for section names and the undefined symbol.
5010 (Target_arm::do_finalize_sections): Move check for ELF format to
5011 Arm_relobj::do_read_symbols. Merge processor specific flags and
5012 attributes from a regular object only when we have determined that
5013 it is aapropriate. Do not create an .ARM.attributes section in
5014 output if there is no regular input object.
5015 (Target_arm::merge_processor_specific_flags): Check
5016 --warn-mismatch before printing any error.
5017 (Target_arm::merge_object_attributes): Ditto.
5018 * gold.cc (queue_middle_tasks): Handle the case in which there is
5019 no regular object in input.
5020 * options.cc (General_options::parse_EB): New method.
5021 (General_options::parse_EL): Same.
5022 (General_options::General_options): Initialize endianness_.
5023 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5024 New options.
5025 (General_options::Endianness): New enum.
5026 (General_options::endianness): New method.
5027 (General_options::endianness_): New data member.
5028 * parameters.cc (Parameters::set_options): Check target endianness.
5029 (Parameters::set_target_once): Ditto.
5030 (Parameters::check_target_endianness): New method.
5031 (parameters_force_valid_target): If either -EL or -EB is specified,
5032 use it to define endianness of default target.
5033 * parameters.h (Parameters::check_target_endianness): New method
5034 declaration.
5035 * target.h (class Target): Change "endianity" to "endianness"
5036 in comments.
5037
efc8d4f2
RW		 50382010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5039
5040 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5041 * configure: Regenerate.
5042 * Makefile.in: Regenerate.
5043 * testsuite/Makefile.in: Regenerate.
5044
be234d88
CC		 50452010-04-06 Cary Coutant <ccoutant@google.com>
5046
5047 gcc PR lto/42757
5048 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5049 prevailing definitions of common symbols.
5050 * testsuite/plugin_test_6.sh: New test case.
5051 * testsuite/plugin_common_test_1.c: New test case.
5052 * testsuite/plugin_common_test_2.c: New test case.
5053 * testsuite/Makefile.am (plugin_test_6): New test case.
5054 * testsuite/Makefile.in: Regenerate.
5055
bd32c6bd
NC		 50562010-04-06 Nick Clifton <nickc@redhat.com>
5057
5058 * po/vi.po: New Vietnamese translation.
5059
323c532f
DK		 50602010-03-30 Doug Kwan <dougkwan@google.com>
5061
5062 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5063
4fcd97eb
DK		 50642010-03-25 Doug Kwan <dougkwan@google.com>
5065
5066 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5067 to avoid a conversion warning on a 32-bit host.
5068
4ebf39db
ILT		 50692010-03-24 Ian Lance Taylor <iant@google.com>
5070
5071 * testsuite/script_test_3.t: Add a TLS segment.
5072 * testsuite/Makefile.am (check_PROGRAMS): Add
5073 tls_phdrs_script_test.
5074 (tls_phdrs_script_test_SOURCES): Define.
5075 (tls_phdrs_script_test_DEPENDENCIES): Define.
5076 (tls_phdrs_script_test_LDFLAGS): Define.
5077 (tls_phdrs_script_test_LDADD): Define.
5078 * testsuite/Makefile.in: Rebuild.
5079
4a599bdd
CC		 50802010-03-23 Cary Coutant <ccoutant@google.com>
5081
5082 * fileread.cc (find_or_make_view): Fix comment.
5083
6c93b22c
ILT		 50842010-03-23 Ian Lance Taylor <iant@google.com>
5085
5086 * script-sections.cc (class Orphan_section_placement): Define
5087 PLACE_TLS and PLACE_TLS_BSS.
5088 (Orphan_section_placement::Orphan_section_placement): Initialize
5089 new places.
5090 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5091 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5092 (tls_script_test_SOURCES): Define.
5093 (tls_script_test_DEPENDENCIES): Define.
5094 (tls_script_test_LDFLAGS): Define.
5095 (tls_script_test_LDADD): Define.
5096 * testsuite/Makefile.in: Rebuild.
5097
a2c7281b
DK		 50982010-03-22 Doug Kwan <dougkwan@google.com>
5099
5100 * arm.cc (Arm_relocate_functions::abs8,
5101 Arm_relocate_functions::abs16): Use correct check for overflow
5102 specified in the ARM ELF specs.
5103 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5104 target of a BLX instruction specially.
5105 (Reloc_stub::stub_type_for_reloc): Ditto.
5106 (Relocate::relocate): Use symbolic names instead of numeric relocation
5107 codes to report error.
5108 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5109 workaround.
5110 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5111 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5112 thumb2_blx_out_of_range.stdout
5113 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5114 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5115 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5116 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5117 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5118 thumb2_blx_in_range, thumb2_blx_in_range.o,
5119 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5120 thumb2_blx_out_of_range.o): New rules.
5121 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5122 thumb2_blx_in_range and thumb2_blx_out_of_range.
5123 * testsuite/Makefile.in: Regenerate.
5124 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5125 * testsuite/thumb_blx_in_range.s: New file.
5126 * testsuite/thumb_blx_out_of_range.s: New file.
5127
b0193076
RÁE		 51282010-03-22 Rafael Espindola <espindola@google.com>
5129
5130 * archive.cc (Should_include): Move to archive.h.
5131 (should_include_member): Make it a member of Archive.
5132 (Lib_group): New.
5133 (Add_lib_group_symbols): New.
5134 * archive.h: Include options.h.
5135 (Archive_member): Moved from Archive.
5136 (Should_include): Moved from archive.cc.
5137 (Lib_group): New.
5138 (Add_lib_group_symbols): New.
5139 * dynobj.cc (do_should_include_member): New.
5140 * dynobj.h (do_should_include_member): New.
5141 * gold.cc (queue_initial_tasks): Update call to queue.
5142 * main.cc (main): Print lib group stats.
5143 * object.cc (do_should_include_member): New.
5144 * object.h: Include archive.h.
5145 (Object::should_include_member): New.
5146 (Object::do_should_include_member): New.
5147 (Sized_relobj::do_should_include_member): New.
5148 * options.cc (General_options::parse_start_lib): New.
5149 (General_options::parse_end_lib): New.
5150 (Input_arguments::add_file): Handle lib groups.
5151 (Input_arguments::start_group): Check we are not in a lib.
5152 (Input_arguments::start_lib): New.
5153 (Input_arguments::end_lib): New.
5154 * options.h (General_options): Add start_lib and end_lib.
5155 (Input_argument::lib_): New.
5156 (Input_argument::lib): New.
5157 (Input_argument::is_lib): New.
5158 (Input_file_lib): New.
5159 (Input_arguments::in_lib_): New.
5160 (Input_arguments::in_lib): New.
5161 (Input_arguments::start_lib): New.
5162 (Input_arguments::end_lib_): New.
5163 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5164 in unused members as preempted.
5165 (Sized_pluginobj::do_should_include_member): New.
5166 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5167 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5168 return the blocker.
5169 (Read_symbols::do_whole_lib_group): New.
5170 (Read_symbols::do_lib_group): New.
5171 (Read_symbols::do_read_symbols): Handle lib groups.
5172 (Read_symbols::get_name): Handle lib groups.
5173 * readsyms.h (Read_symbols): Add an archive member pointer.
5174 (Read_symbols::do_whole_lib_group): New.
5175 (Read_symbols::do_lib_group): New.
5176 (Read_symbols::member_): New.
5177 * script.cc (read_input_script): Update call to queue_soon.
5178
d099120c
DK		 51792010-03-19 Doug Kwan <dougkwan@google.com>
5180
5181 * arm.cc (Stub_table::Stub_table): Initialize new data members
5182 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5183 (Stub_table::add_reloc_stub): Assign stub offset and update
5184 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5185 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5186 New data members.
5187 (Stub_table::update_data_size_and_addralign): Use
5188 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5189 instead of going over all reloc stubs.
5190 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5191 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5192 Stringpool_template::offset_ to size of Stringpool_char.
5193 (Stringpool_template::new_key_offset): Remove code to initialize
5194 Stringpool_template::offset_.
5195 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5196 Stringpool_template::offset_ to zero.
5197
1aa37384
DK		 51982010-03-15 Doug Kwan <dougkwan@google.com>
5199
5200 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5201 offset_.
5202 (Stringpool_template::new_key_offset): New method.
5203 (Stringpool_template::add_string): Assign offsets when adding new
5204 strings.
5205 (Stringpool_template::set_string_offsets): Do not set string offsets
5206 when not optimizing.
5207 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5208 member size_.
5209 (Chunked_vector::clear): Clear size_.
5210 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5211 (Chunked_vector::size): Return size_.
5212 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5213 (Chunked_vector::size_): New data member.
1aa37384
DK		 5214 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5215 (Stringpool_template::new_key_offset): New method declaration.
5216 (Stringpool_template::offset_): New data member.
5217
b672b057
RÁE		 52182010-03-15 Rafael Espindola <espindola@google.com>
5219
5220 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5221 Add_symbols' constructor.
5222 * readsyms.h (Add_symbols): Remove the input_group member.
5223
b6848d3c
ILT		 52242010-03-10 Ian Lance Taylor <iant@google.com>
5225
5226 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5227 target to ask whether a reference to a symbol requires a stack
5228 split.
5229 * target.h (Target::is_call_to_non_split): New function.
5230 (Target::do_is_call_to_non_split): Declare virtual function.
5231 * target.cc: Include "symtab.h".
5232 (Target::do_is_call_to_non_split): New function.
5233 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5234
a2a5469e
CC		 52352010-03-10 Cary Coutant <ccoutant@google.com>
5236
5237 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5238 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5239 (File_read::open[2]): Add whole_file_view_ to list of views.
5240 (File_read::make_view): Remove test of whole_file_view_.
5241 (File_read::find_or_make_view): Create whole_file_view_ if
5242 necessary.
5243 (File_read::clear_views): Replace bool parameter with enum;
5244 adjust all callers. Don't delete views with permanent data;
5245 do delete cached views and views from archives if
5246 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5247 if clearing the corresponding view.
5248 * fileread.h (File_read::Clear_views_mode): New enum.
5249 (File_read::View::is_permanent_view): New method.
5250 (File_read::clear_views): Replace bool parameter
5251 with enum; adjust all callers.
5252 * options.h (General_options): Change keep_files_mapped option;
5253 add map_whole_files.
5254 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5255 releasing the file.
5256 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5257 the file.
5258
8861f32b
DM		 52592010-03-10 David S. Miller <davem@davemloft.net>
5260
5261 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5262
d62d0f5f
ST		 52632010-03-09 Sriraman Tallam <tmsriram@google.com>
5264
5265 * icf.cc (get_section_contents): Add '@' marker after processing the
5266 merge reloc.
5267
9177756d
DK		 52682010-03-08 Doug Kwan <dougkwan@google.com>
5269
5270 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5271 due to a conversion warning.
5272 (Arm_relobj::update_output_local_symbol_count): Check for local
5273 symbol with unset output index.
5274
9e9e071b
ILT		 52752010-03-05 Ian Lance Taylor <iant@google.com>
5276
5277 * options.h (class General_options): Add --spare-dynamic-tags.
5278 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5279 --spare-dynamic-tags.
5280
a81ee015
ILT		 52812010-03-05 Ian Lance Taylor <iant@google.com>
5282
5283 * incremental.cc: Include "libiberty.h".
5284
44ec90b9
RO		 52852010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5286
5287 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5288 function, is_info_ member.
5289 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5290 (Versions::Versions): Update caller.
5291 (Versions::define_base_version): Likewise.
5292 (Versions::add_def): Likewise.
5293
0897ed3b
ST		 52942010-03-03 Sriraman Tallam <tmsriram@google.com>
5295
5296 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5297 (Scan::possible_function_pointer_reloc): New function.
5298 (Scan::local_reloc_may_be_function_pointer): Change to call
5299 possible_function_pointer_reloc.
5300 (Scan::global_reloc_may_be_function_pointer): Ditto.
5301 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5302 relocations in ".data.rel.ro._ZTV" section.
5303 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5304 * testsuite/icf_safe_so_test.cc: Ditto.
5305 * testsuite/icf_safe_test.cc: Ditto.
5306 * testsuite/icf_safe_test.sh: Ditto.
5307
d3bbad62
ILT		 53082010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5309 Ian Lance Taylor <iant@google.com>
5310
5311 * target-reloc.h (relocate_section): Check the symbol table index
5312 for -1U before setting the local symbol index.
5313 (scan_relocatable_relocs): If copying the relocation, record that
5314 the local symbol is required.
5315 * object.h (Symbol_value::is_output_symtab_index_set): New
5316 function.
5317 (Symbol_value::may_be_discarded_from_output_symtab): New
5318 function.
5319 (Symbol_value::has_output_symtab_entry): New function.
5320 (Symbol_value::needs_output_symtab_entry): Remove.
5321 (Symbol_value::output_symtab_index): Make sure the symbol index is
5322 set.
5323 (Symbol_value::set_output_symtab_index): Make sure the symbol
5324 index is not set. Make sure the new index is valid.
5325 (Symbol_value::set_must_have_output_symtab_entry): New function.
5326 (Symbol_value::has_output_dynsym_entry): New function.
5327 (Symbol_value::set_output_dynsym_index): Make sure the new index
5328 is valid.
5329 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5330 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5331 local symbol if permitted.
5332 (Sized_relobj::do_finalize_local_symbols): Call
5333 is_output_symtab_index_set rather than needs_output_symtab_entry.
5334 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5335 rather than needs_output_symtab_entry. Call
5336 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5337 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5338 is_output_symtab_index_set rather than needs_output_symtab_entry.
5339 * testsuite/discard_locals_relocatable_test.c: New file.
5340 * testsuite/discard_locals_test.sh: Test -r.
5341 * testsuite/Makefile.am (check_DATA): Add
5342 discard_locals_relocatable_test1.syms,
5343 discard_local_relocatable_test2.syms.
5344 (MOSTLYCLEANFILES): Likewise. Also add
5345 discard_locals_relocatable_test1.lout and
5346 discard_locals_relocatable_test2.out.
5347 (discard_locals_relocatable_test1.syms): New target.
5348 (discard_locals_relocatable_test.o): New target.
5349 (discard_locals_relocatable_test1.out): New target.
5350 (discard_locals_relocatable_test2.syms): New target.
5351 (discard_locals_relocatable_test2.out): New target.
5352 (various): Add missing ../ld-new dependencies.
5353 * testsuite/Makefile.in: Rebuild.
5354
7e8ccf26
NC		 53552010-03-03 Nick Clifton <nickc@redhat.com>
5356
5357 * po/fi.po: New Finnish translation.
5358
2a0ff005
DK		 53592010-03-01 Doug Kwan <dougkwan@google.com>
5360
5361 * layout.cc (Layout::Layout): Force section types of .init_array*,
5362 .preinit_array* and .fini_array* sections.
5363 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5364 Fix check of return value of std::string::find.().
5365 (Output_section::Input_section_sort_compare::operator()): Remove
5366 comment about .init_array.
5367 (Output_section::Input_section_sort_init_fini_compare::operator()):
5368 New method.
5369 (Output_section::sort_attached_input_sections): Handle .init_array
5370 and .fini_array specially.
5371 * output.h (Output_section::Inut_section_sort_compare): Update
5372 comment.
5373 (Output_section::Input_section_sort_init_fini_compare): New struct.
5374
c3e4ae29
DK		 53752010-02-26 Doug Kwan <dougkwan@google.com>
5376
5377 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5378 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5379 * testsuite/debug_msg.sh: Avoid matching source line number for
5380 use of global variable undef_int.
5381
2fd9ae7a
DK		 53822010-02-26 Doug Kwan <dougkwan@google.com>
5383
5384 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5385 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5386 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5387 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5388 * options.cc (General_options::General_options): Initialize member
5389 fix_v4bx_.
5390 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5391 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5392 and rm_no_fix_v4bx.stdout
5393 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5394 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5395 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5396 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5397 and arm_no_fix_v4bx.
5398 * Makefile.in: Regenerate.
5399 * testsuite/arm_fix_v4bx.s: New file.
5400 * testsuite/arm_fix_v4bx.sh: Ditto.
5401
67ec7d0b
DK		 54022010-02-24 Doug Kwan <dougkwan@google.com>
5403
5404 * arm.cc (Target_arm::got_section): Make the .got section the first
5405 non RELRO section in the data segment.
5406 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5407 suffixes of section names.
5408
10165461
DK		 54092010-02-24 Doug Kwan <dougkwan@google.com>
5410
5411 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5412 flags and attributes merging if an input file is a binary file.
5413 * fileread.cc (Input_file::open): Record format of original file.
5414 * fileread.h (Input_file::Format): New enum type.
5415 (Input_file::Input_file): Initialize data member format_.
5416 (Input_file::format): New method definition.
5417 (Input_file::format_):: New data member.
5418
4a54abbb
DK		 54192010-02-24 Doug Kwan <dougkwan@google.com>
5420
5421 * arm.cc (Arm_output_data_got): New class.
5422 (ARM_TCB_SIZE): New constant
5423 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5424 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5425 If user uses a script with a SECTIONS clause, issue only a warning
5426 for a misplaced EXIDX input section. Otherwise, issue an error.
5427 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5428 garbage collection.
5429 (Target_arm::got_mode_index_entry): Handle static linking.
5430 (Target_arm::Scan::local): Ditto.
5431 (Target_arm::Scan::global): Ditto.
5432 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5433 all incorrectly implemented relocations.
e1df38aa 5434 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5435 Arm_output_section::fix_exidx_coverage.
5436 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5437 from ".ARM.exidx." and ".ARM.extab.".
5438
ca419a6f
ILT		 54392010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5440
5441 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5442 section if it does not already exist.
5443 * attributes.cc (Attributes_section_data::Attributes_section_data):
5444 Don't crash if size is zero.
5445
135b9c78
ILT		 54462010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5447 Ian Lance Taylor <iant@google.com>
5448
5449 * gold.cc (queue_middle_tasks): If no input files were opened,
5450 exit.
5451 * workqueue.h (Task_function::Task_function): Assert that there is
5452 a blocker.
5453
bb0bfe4f
DK		 54542010-02-22 Doug Kwan <dougkwan@google.com>
5455
5456 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5457 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5458 types to avoid warnings due to different uint64_t implementations
5459 on different hosts.
5460
2a2b6d42
DK		 54612010-02-21 Doug Kwan <dougkwan@google.com>
5462
5463 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5464 handling of the maximum backward branch offset.
5465 (Arm_relocate_functions::thumb_branch_common): Ditto.
5466 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5467 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5468 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5469 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5470 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5471 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5472 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5473 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5474 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5475 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5476 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5477 thumb2_bl_out_of_range.o): New rules.
5478 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5479 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5480 thumb2_bl_out_of_range
5481 * testsuite/Makefile.in: Regenerate.
5482 * testsuite/arm_bl_in_range.s: New file.
5483 * testsuite/arm_bl_out_of_range.s: Ditto.
5484 * testsuite/arm_branch_in_range.sh: Ditto.
5485 * testsuite/arm_branch_range.t: Ditto.
5486 * testsuite/thumb2_branch_range.t: Ditto.
5487 * testsuite/thumb_bl_in_range.s: Ditto.
5488 * testsuite/thumb_bl_out_of_range.s: Ditto.
5489 * testsuite/thumb_branch_range.t: Ditto.
5490
b487ad64
ST		 54912010-02-20 Sriraman Tallam <tmsriram@google.com>
5492
5493 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5494 Add reloc offset information.
5495 * icf.cc (get_section_contents): Change iterators to point to the new
5496 vectors. Add reloc offset information to the contents.
5497 * icf.h (Icf::Sections_reachable_info): New typedef.
5498 (Icf::Sections_reachable_list): New typedef.
5499 (Icf::Offset_info): New typedef.
5500 (Icf::Reloc_info): New struct typedef.
5501 (Icf::Reloc_info_list): New typedef.
5502 (Icf::symbol_reloc_list): Delete method.
5503 (Icf::addend_reloc_list): Delete method.
5504 (Icf::section_reloc_list): Delete method.
5505 (Icf::reloc_info_list): New method.
5506 (Icf::reloc_info_list_): New member.
5507
f96accdf
DK		 55082010-02-19 Doug Kwan <dougkwan@google.com>
5509
5510 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5511 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5512 * arm.cc (Arm_relocation_functions): New forward declaration.
5513 (Target_arm::Target_arm): Initialize new data members
5514 got_mod_index_offset_ and tls_base_symbol_defined_.
5515 (Target_arm::Relocate::relocate_tls): New method.
5516 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5517 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5518 New methods.
5519 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5520 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5521 (Target_arm::got_mod_index_offset_,
5522 Target_arm::tls_base_symbol_defined_): New data members.
5523 (Target_arm::Scan::local, Target::Scan::global,
5524 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5525 relocations.
5526
c8761b9a
DK		 55272010-02-18 Doug Kwan <dougkwan@google.com>
5528
5529 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5530 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5531 text section as a parameter becuase some broken tools may not set
5532 the link in section header.
5533 (Target_arm::has_got_section): New method.
5534 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5535 without any mapping symbol as data only. Remove warning.
5536 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5537 link in its section header, try to discover the link by inspecting the
5538 REL31 relocation at the beginning of the section.
5539 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5540 in error message.
5541 (Target_arm::Scan::global): Treat any reference to the symbol
5542 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5543
21bb3914
ST		 55442010-02-12 Sriraman Tallam <tmsriram@google.com>
5545
5546 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5547 (Scan::global_reloc_may_be_function_pointer): New function.
5548 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5549 (Scan::global_reloc_may_be_function_pointer): New function.
5550 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5551 (Scan::global_reloc_may_be_function_pointer): New function.
5552 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5553 (Scan::global_reloc_may_be_function_pointer): New function.
5554 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5555 (Scan::global_reloc_may_be_function_pointer): New function.
5556 (Scan::possible_function_pointer_reloc): New function.
5557 (Target_x86_64::can_check_for_function_pointers): New function.
5558 * gc.h (gc_process_relocs): Scan relocation types to determine if
5559 function pointers were taken for targets that support it.
5560 * icf.cc (Icf::find_identical_sections): Include functions for
5561 folding in safe ICF whose pointer is not taken.
5562 * icf.h (Secn_fptr_taken_set): New typedef.
5563 (fptr_section_id_): New member.
5564 (section_has_function_pointers): New function.
5565 (set_section_has_function_pointers): New function.
5566 (check_section_for_function_pointers): New function.
5567 * options.h: Fix comment for safe ICF option.
5568 * target.h (can_check_for_function_pointers): New function.
5569 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5570 Modify icf_safe_test for X86-64.
5571 * testsuite/Makefile.in: Regenerate.
5572 * testsuite/icf_safe_so_test.cc: New file.
5573 * testsuite/icf_safe_so_test.sh: New file.
5574 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5575 (main): Change to take pointer to function kept_func_3.
5576 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5577 folding is done correctly for X86-64.
5578
0da6fa6c
DM		 55792010-02-12 David S. Miller <davem@davemloft.net>
5580
5581 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5582 is_symbolless parameter.
5583 (Output_reloc<SHT_REL>::is_symbolless): New.
5584 (Output_reloc<SHT_REL>::is_symbolless_): New.
5585 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5586 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5587 (Output_reloc<SHT_RELA>::is_symbolless): New.
5588 (Output_data_reloc::add_global): Handle is_symbolless.
5589 (Output_data_reloc::add_global_relative): Likewise.
5590 (Output_data_reloc::add_local): Likewise.
5591 (Output_data_reloc::add_local_relative): Likewise.
5592 (Output_data_reloc::add_symbolless_global_addend): New.
5593 (Output_data_reloc::add_symbolless_local_addend): New.
5594 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5595 is_symbolless.
5596 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5597 instead of ->is_relative_
5598 (Output_reloc::write): Likewise.
5599 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5600 (Output_reloc::write_rel): Simplify.
5601
5602 * sparc.cc (Target_sparc::Scan::local): Use
5603 ->add_symbolless_local_addend as needed.
5604 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5605 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5606 based upon relocation offset.
5607
e4782e83
DK		 56082010-02-11 Doug Kwan <dougkwan@google.com>
5609
5610 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5611 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5612 beginning of function.
5613 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5614 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5615 parameter is_32bit in calls to should_apply_static_reloc.
5616 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5617 (check_DATA): Add arm_abs_global.stdout.
5618 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5619 arm_abs_global.stdout): New rules.
5620 (MOSTLLYCLEANFILES): Add arm_abs_global
5621 * Makefile.in: Regenerate.
5622 * testsuite/arm_abs_global.s: New file.
5623 * testsuite/arm_abs_global.sh: Ditto.
5624 * testsuite/arm_abs_lib.s: Ditto.
5625
93ceb764
ILT		 56262010-02-11 Ian Lance Taylor <iant@google.com>
5627
5628 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5629 Read_relocs task.
5630 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5631 Allocate_commons_task first.
5632 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5633 task, rather than symtab_lock_.
5634 (Gc_process_relocs::~Gc_process_relocs): New function.
5635 (Gc_process_relocs::is_runnable): Check this_blocker_.
5636 (Gc_process_relocs::locks): Use next_blocker_ rather than
5637 blocker_.
5638 (Scan_relocs::~Scan_relocs): New function.
5639 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5640 symtab_lock_.
5641 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5642 next_blocker_.
5643 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5644 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5645 constructor accordingly.
5646 (class Gc_process_relocs): Likewise.
5647 (class Scan_relocs): Likewise.
5648 * common.h (class Allocate_commons_task): Remove symtab_lock_
5649 field, and corresponding constructor parameter.
5650 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5651 symtab_lock_.
5652 (Allocate_commons_task::locks): Likewise.
5653
114dfbe1
ILT		 56542010-02-11 Ian Lance Taylor <iant@google.com>
5655
5656 * gold-threads.h (class Once): Define.
5657 (class Initialize_lock): Rewrite as child of Once.
5658 * gold-threads.cc (class Once_initialize): Define.
5659 (once_pointer_control): New static variable.
5660 (once_pointer, once_arg): New static variables.
5661 (c_run_once): New static function.
5662 (Once::Once, Once::run_once, Once::internal_run): New functions.
5663 (class Initialize_lock_once): Remove.
5664 (initialize_lock_control): Remove.
5665 (initialize_lock_pointer): Remove.
5666 (initialize_lock_once): Remove.
5667 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5668 (Initialize_lock::initialize): Rewrite.
5669 (Initialize_lock::do_run_once): New function.
5670 * archive.cc (Archive::interpret_header): Only clear name if it is
5671 not already empty.
5672 * fileread.cc: Include "gold-threads.h"
5673 (file_counts_lock): New static variable.
5674 (file_counts_initialize_lock): Likewise.
5675 (File_read::release): Only increment counts when using --stats.
5676 Use a lock around the increment.
5677 * parameters.cc (class Set_parameters_target_once): Define.
5678 (set_parameters_target_once): New static variable.
5679 (Parameters::Parameters): Move here from parameters.h.
5680 (Parameters::set_target): Rewrite.
5681 (Parameters::set_target_once): New function.
5682 (Parameters::clear_target): Move here and rewrite.
5683 * parameters.h (class Parameters): Update declarations. Add
5684 set_parameters_target_once_ field.
5685 (Parameters::Parameters): Move to parameters.cc.
5686 (Parameters::clear_target): Likewise.
5687 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5688 task.
5689 (Start_group::~Start_group): New function.
5690 (Start_group::is_runnable): New function.
5691 (Start_group::locks, Start_group::run): New functions.
5692 (Finish_group::run): Change saw_undefined to size_t.
5693 * readsyms.h (class Start_group): Define.
5694 (class Finish_group): Change saw_undefined_ field to size_t.
5695 (Finish_group::Finish_group): Remove saw_undefined and
5696 this_blocker parameters. Change all callers.
5697 (Finish_group::set_saw_undefined): New function.
5698 (Finish_group::set_blocker): New function.
5699 * symtab.h (class Symbol_table): Change saw_undefined to return
5700 size_t. Change saw_undefined_ field to size_t.
5701 * target-select.cc (Set_target_once::do_run_once): New function.
5702 (Target_selector::Target_selector): Initialize set_target_once_
5703 field. Don't initialize lock_ and initialize_lock_ fields.
5704 (Target_selector::instantiate_target): Rewrite.
5705 (Target_selector::set_target): New function.
5706 * target-select.h (class Set_target_once): Define.
5707 (class Target_selector): Update declarations. Make
5708 Set_target_once a friend. Remove lock_ and initialize_lock_
5709 fields. Add set_target_once_ field.
5710
fa17a3f4
ILT		 57112010-02-10 Ian Lance Taylor <iant@google.com>
5712
5713 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5714 queueing any tasks.
5715 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5716 (queue_middle_tasks): Add all blockers before queueing any tasks.
5717 (queue_final_tasks): Likewise.
5718 * token.h (Task_token::add_blockers): New function.
5719 * object.h (Input_objects::number_of_relobjs): New function.
5720
c7177d31
ILT		 57212010-02-10 Ian Lance Taylor <iant@google.com>
5722
5de0e392
ILT		 5723 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5724 shared, not if not position independent.
5725 * x86_64.cc (Relocate::relocate_tls): Likewise.
5726 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5727 (tls_pie_pic_test): New target.
5728 * testsuite/Makefile.in: Rebuild.
5729
c7177d31
ILT		 5730 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5731 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5732 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5733 * testsuite/Makefile.in: Rebuild.
5734
684b268a
DM		 57352010-02-09 David S. Miller <davem@davemloft.net>
5736
5737 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5738 R_SPARC_RELATIVE using ->add_local_relative().
5739 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5740
612a8d3d
DM		 5741 * output.h (Output_data_dynamic::add_section_size): New method
5742 that takes two Output_data objects.
5743 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5744 entry param. Handle it in initializers.
5745 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5746 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5747 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5748 arg.
5749 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5750 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5751 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5752 for dynrel_includes_plt.
5753 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5754 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5755 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5756 before .rela.plt
5757 (Target_sparc::do_finalize_sections): Update to pass true for
5758 dynrel_includes_plt.
5759 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5760 output before .rela.plt
5761 (Target_powerpc::do_finalize_sections): Update to pass true for
5762 dynrel_includes_plt when 32-bit.
5763
cb1be87e
DK		 57642010-02-08 Doug Kwan <dougkwan@google.com>
5765
5766 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5767 method.
5768 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5769 Arm_relobj::scan_section_for_cortex_a8_stubs,
5770 Arm_relobj::do_relocation_section): Instead of calling
5771 Output_section::output_address, use faster
5772 Arm_relobj::simple_input_section_output_address.
5773
705b5121
DM		 57742010-02-08 David S. Miller <davem@davemloft.net>
5775
5776 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5777 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5778 relocation helper function.
5779
024c4466
DM		 5780 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5781 just like R_SPARC_GOT{10,13,22}.
5782 (Target_sparc::Scan::local): Likewise.
5783 (Target_sparc::Relocate:relocate): Likewise.
5784
9109c078
ILT		 57852010-02-06 Ian Lance Taylor <iant@google.com>
5786
5787 * configure.ac: Rewrite targetobjs duplicate removal code to use
5788 only shell constructs.
5789 * configure: Rebuild.
5790
cf846138
DK		 57912010-02-05 Doug Kwan <dougkwan@google.com>
5792
5793 PR 11247
5794 * arm.cc (Arm_relobj::section_is_scannable): New method.
5795 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5796 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5797
6cfaf60b
DK		 57982010-02-04 Doug Kwan <dougkwan@google.com>
5799
5800 PR 11247
5801 * arm-reloc-property.cc (cstdio): Include.
5802 * configure.ac (targetobjs): Remove duplicates.
5803 * configure: Regenerate.
5804 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5805 big and little endian version for a given address size.
5806
5c57f1be
DK		 58072010-02-03 Doug Kwan <dougkwan@google.com>
5808
5809 * arm-reloc-property.cc
5810 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5811 definition.
5812 * arm-reloc-property.h
5813 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5814 New method definition.
5815 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5816 declaration.
5817 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5818 overflow to N.
5819 (GOT_PREL): Change implemented to Y.
5820 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5821 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5822 (Arm_relocate_functions::movw_abs_nc): Remove method.
5823 (Arm_relocate_functions::movt_abs): Ditto.
5824 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5825 (Arm_relocate_functions::thm_movt_abs): Ditto.
5826 (Arm_relocate_functions::movw_rel_nc): Ditto.
5827 (Arm_relocate_functions::movw_rel): Ditto.
5828 (Arm_relocate_functions::movt_rel): Ditto.
5829 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5830 (Arm_relocate_functions:thm_movw_rel): Ditto.
5831 (Arm_relocate_functions:thm_movt_rel): Ditto.
5832 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5833 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5834 New method definitions.
5835 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5836 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5837 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5838 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5839 (Target_arm::Relocate::relocate): Check for non-static or
5840 unimplemented relocation code and exit early. Change calls to
5841 Target_arm::reloc_uses_thumb_bit and
5842 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5843 instead. Refactor code to handle similar relocations to increase
5844 code sharing. Remove check for unsupported relocation code in switch
5845 statement.
5846 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5847 relocation property table to find out size. Change error message to
5848 print out the name of a relocation code instead of the numeric value.
5849 (Target_arm::scan_reloc_for_stub): Use relocation property table
5850 instead of calling Target_arm::reloc_uses_thumb_bit().
5851
218c5831
DK		 58522010-02-02 Doug Kwan <dougkwan@google.com>
5853
5854 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5855 types of relaxed input section.
5856
0d31c79d
DK		 58572010-02-02 Doug Kwan <dougkwan@google.com>
5858
5859 * Makefile.am (HFILES): Add arm-reloc-property.h.
5860 (DEFFILES): New.
5861 (TARGETSOURCES): Add arm-reloc-property.cc
5862 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5863 (libgold_a_SOURCES): $(DEFFILES)
5864 * Makefile.in: Regenerate.
5865 * arm-reloc-property.cc: New file.
5866 * arm-reloc-property.h: New file.
5867 * arm-reloc.def: New file.
5868 * arm.cc: Update comments.
5869 (arm-reloc-property.h): New included header.
5870 (arm_reloc_property_table): New global variable.
5871 (Target_arm::do_select_as_default_target): New method definition.
5872 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5873 arm-reloc-property to targ_extra_obj.
5874 * parameters.cc (set_parameters_target): Call
5875 Target::select_as_default_target().
5876 * target.h (Target::select_as_default_target): New method definition.
5877 (Target::do_select_as_default_target): Same.
5878
546c7457
DK		 58792010-02-01 Doug Kwan <dougkwan@google.com>
5880
5881 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5882 first_output_text_section_.
5883 (Arm_exidx_fixup::first_output_text_section): New method definition.
5884 (Arm_exidx_fixup::first_output_text_section_): New data member.
5885 (Arm_exidx_fixup::process_exidx_section): Record the first text
5886 output section seen.
5887 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5888 and entsize in output section header.
5889
11b861d5
DK		 58902010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5891
5892 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5893 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5894 (Arm_relocate_functions::thm_alu11): New Method.
5895 (Arm_relocate_functions::thm_pc8): New Method.
5896 (Arm_relocate_functions::thm_pc12): New Method.
5897 (Target_arm::Scan::local): Handle the relocations.
5898 (Target_arm::Scan::global): Likewise.
5899 (Target_arm::Relocate::relocate): Likewise.
5900 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5901
c9a2c125
DK		 59022010-01-29 Doug Kwan <dougkwan@google.com>
5903
5904 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5905 of relocation types as ld.
5906
1521477a
DK		 59072010-01-29 Doug Kwan <dougkwan@google.com>
5908
5909 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5910 to public.
5911 (Arm_relocate_functions::thumb_branch_common): Ditto.
5912 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5913 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5914 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5915 Arm_relocate_functions::jump24): Remove.
5916 (Target_arm::Relocate::relocate): Adjust code to call
5917 Arm_relocation_functions::arm_branch_common and
5918 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5919 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5920
e7eca48c
DK		 59212010-01-29 Doug Kwan <dougkwan@google.com>
5922
5923 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5924 output_local_symbol_count_needs_update_.
5925 (Arm_relobj::output_local_symbol_count_needs_update,
5926 Arm_relobj::set_output_local_symbol_count_needs_update,
5927 Arm_relobj::update_output_local_symbol_count): New methods.
5928 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5929 member.
5930 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5931 of pointed function as in a R_ARM_PREL31 relocation.
5932 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5933 for output local symbol count updating.
5934 (Target_arm::do_relax): Update output local symbol counts in objects
5935 if necessary.
5936 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5937
02961d7e
ILT		 59382010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5939
5940 * arm.cc: Added support for the ARM relocations:
5941 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5942 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5943 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5944 movw_prel_nc).
5945 (Arm_relocate_functions::movw_rel): New method.
5946 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5947 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5948 thm_movw_prel_nc).
5949 (Arm_relocate_functions::thm_movw_rel): New method.
5950 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5951 thm_movt_prel).
5952 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5953 relocations.
5954 (Target_arm::Scan::global): Likewise.
5955 (Target_arm::Relocate::relocate): Likewise.
5956 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5957 Likewise.
5958
b10d2873
ILT		 59592010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5960
5961 * arm.cc: Added support for ARM group relocations.
5962 (Target_arm::reloc_needs_sym_origin): New method.
5963 (Arm_relocate_functions::calc_grp_kn): New method.
5964 (Arm_relocate_functions::calc_grp_residual): New method.
5965 (Arm_relocate_functions::calc_grp_gn): New method.
5966 (Arm_relocate_functions::arm_grp_alu): New Method.
5967 (Arm_relocate_functions::arm_grp_ldr): New Method.
5968 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5969 (Arm_relocate_functions::arm_grp_ldc): New Method.
5970 (Target_arm::Scan::local): Handle the ARM group relocations.
5971 (Target_arm::Scan::global): Likewise.
5972 (Target_arm::Relocate::relocate): Likewise.
5973 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5974 Likewise.
5975
2b328d4e
DK		 59762010-01-26 Doug Kwan <dougkwan@google.com>
5977
5978 * arm.cc (set): Include.
5979 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5980 pointer type.
5981 (Arm_output_section::Text_section_list): New type.
5982 (Arm_output_section::append_text_sections_to_list): New method.
5983 (Arm_output_section::fix_exidx_coverage): Ditto.
5984 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5985 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5986 Relobj::set_section_offset() instead of
5987 Sized_relobj::invalidate_section_offset().
5988 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5989 parameter for section headers. Ignore relocation sections for
5990 unallocated sections and EXIDX sections.
5991 (Target_arm::fix_exidx_coverage): New method.
5992 (Target_arm::output_section_address_less_than): New type.
5993 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5994 linked text section instead of the EXIDX section.
5995 (Arm_output_section::create_stub_group): Add an assertion to check
5996 that this is not an EXIDX output section.
5997 (Arm_output_section::append_text_sections_to_list): New method.
5998 (Arm_output_section::fix_exidx_coverage): Ditto.
5999 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6000 Arm_relobj::section_needs_reloc_stub_scanning.
6001 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6002 first pass.
6003 (Target_arm::fix_exidx_coverage): New method.
6004 * object.h (Relobj::set_output_section): New method.
6005 (Sized_relobj::invalidate_section_offset): Remove method.
6006 (Sized_relobj::do_invalidate_section_offset): Remove method.
6007 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6008
c7f3c371
DK		 60092010-01-25 Doug Kwan <dougkwan@google.com>
6010
6011 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6012 Fix warning due to signed and unsigned comparison on a 32-bit host.
6013
8923b24c
DK		 60142010-01-22 Doug Kwan <dougkwan@google.com>
6015
6016 * arm.cc (Target_arm::do_relax): Record an output section for section
6017 offset adjustment it contains any stub table that has changed.
6018 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6019 offsets in an output section if necessary.
6020 * output.cc (Output_section::Output_section): Initialize
6021 section_offsets_need_adjustments_.
6022 (Output_section::add_input_section_for_script): Renamed to
6023 Output_section::add_simple_input_section.
6024 (Output_section::save_states): Add a comment.
6025 (Output_section::discard_states): New method defintion.
6026 (Output_section::adjust_section_offsets): Same.
6027 * output.h (Output_section::add_input_section_for_script): Renamed to
6028 Output_section::add_simple_input_section.
6029 (Output_section::discard_states): New method declaration.
6030 (Output_section::adjust_section_offsets): Same.
6031 (Output_section::section_offsets_need_adjustment,
6032 Output_section::set_section_offsets_need_adjustment): New method
6033 definitions.
6034 (Output_section::section_offsets_need_adjustment_): New data member.
6035 * script-sections.cc
6036 (Output_section_element_input::set_section_address): Adjust code for
6037 renaming of Output_section::add_input_section_for_script.
6038 (Orphan_output_section::set_section_address): Same.
6039
9b2fd367
DK		 60402010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6041
6042 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6043 Fix_v4bx enum values .
6044 * gold/options.h (General_options): New option definitions.
6045 (General_options::fix_v4bx): New method.
6046 (General_options::Fix_v4bx): New enum.
6047 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6048 (General_options::parse_fix_v4bx_interworking): New method.
6049
80d0d023
DK		 60502010-01-22 Doug Kwan <dougkwan@google.com>
6051
6052 * arm.cc (Arm_exidx_fixup): New class.
6053
af2cdeae
DK		 60542010-01-21 Doug Kwan <dougkwan@google.com>
6055
6056 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6057 classes.
6058 (Arm_exidx_section_offset_map): New type.
6059
993d07c1
DK		 60602010-01-21 Doug Kwan <dougkwan@google.com>
6061
6062 * arm.cc (Arm_exidx_input_section): New class.
6063 (Arm_relobj::exidx_input_section_by_link,
6064 Arm_relobj::exidx_input_section_by_shndx,
6065 Arm_relobj::make_exidx_input_section): New methods.
6066 (read_arm_attributes_section): Remove.
6067 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6068 information about them.
6069 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6070 to here.
6071
5ac169d4
DK		 60722010-01-20 Doug Kwan <dougkwan@google.com>
6073
6074 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6075 Input_section_specifier to Section_id.
6076 (Target_arm::new_arm_input_section: Adjust code for change of key
6077 type.
6078 (Target_arm::find_arm_input_section): Ditto.
6079 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6080 (Section_id): Remove.
6081 (Garbage_collection::Section_id_hash): Remove.
6082 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6083 (Section_id): Remove.
6084 (Icf::Section_id_hash): Remove.
6085 * object.h (Section_id, Const_section_id, Section_id_hash,
6086 Const_section_id_hash): New type definitions.
6087 * output.cc (Output_section::add_relaxed_input_section): Change to
6088 use Const_section_id instead of Input_section_specifier as key type.
6089 (Output_section::add_merge_input_section): Ditto.
6090 (Output_section::build_relaxation_map): Change to use Section_id
6091 instead of Input_section_specifier as key type.
6092 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6093 Ditto.
6094 (Output_section::convert_input_sections_to_relaxed_sections): Change
6095 to use Const_section_id instead of Input_section_specifier as key type.
6096 (Output_section::find_merge_section): Ditto.
6097 (Output_section::find_relaxed_input_section): Ditto.
6098 * output.h (Input_section_specifier): Remove class.
6099 (Output_section::Output_section_data_by_input_section_map): Change
6100 key type to Const_section_id.
6101 (Output_section::Output_relaxed_input_section_by_input_section_map):
6102 Ditto.
6103 (Output_section::Relaxation_map): Change key type to Section_id.
6104
a2162063
ILT		 61052010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6106
6107 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6108 (class Arm_v4bx_stub): New class.
6109 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6110 (Stub_factory::make_arm_v4bx_stub): New method.
6111 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6112 (Stub_table::empty): Handle v4bx stubs.
6113 (Stub_table::add_arm_v4bx_stub): New method.
6114 (Stub_table::find_arm_v4bx_stub): New method.
6115 (Arm_relocate_functions::v4bx): New method.
6116 (Target_arm::fix_v4bx): New method.
6117 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6118 (Stub_table::relocate_stubs): Likewise.
6119 (Stub_table::do_write): Likewise.
6120 (Stub_table::update_data_size_and_addralign): Likewise.
6121 (Stub_table::finalize_stubs): Likewise.
6122 (Target_arm::Scan::local): Likewise.
6123 (Target_arm::Scan::global): Likewise.
6124 (Target_arm::do_finalize_sections): Likewise.
6125 (Target_arm::Relocate::relocate): Likewise.
6126 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6127 Likewise.
6128 (Target_arm::scan_reloc_for_stub): Likewise.
6129 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6130
5696ab0b
ILT		 61312010-01-19 Ian Lance Taylor <iant@google.com>
6132
6133 * output.cc (Output_section_headers::do_sized_write): Write large
6134 segment count to sh_info field.
6135 (Output_file_header::do_sized_write): For large segment count,
6136 write PN_XNUM to e_phnum field.
6137
800d0f56
ILT		 61382010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6139
6140 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6141 (Arm_relocate_functions::thm_jump8): New function.
6142 (Arm_relocate_functions::thm_jump11): New function.
6143 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6144 R_ARM_THM_JUMP11.
6145 (Target_arm::Scan::global): Likewise.
6146 (Target_arm::Relocate::relocate): Likewise.
6147 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6148 Likewise.
6149
41263c05
DK		 61502010-01-14 Doug Kwan <dougkwan@google.com>
6151
6152 * arm.cc (map, utility): Include headers.
6153 (Target_arm::apply_cortex_a8_workaround): New method.
6154 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6155 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6156 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6157 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6158 the --[no-]fix-cortex-a8 command line options.
6159 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6160 (Target_arm::relocate_stub): Use addend in instruction template.
6161 * options.h (DEFINE_bool): Set the user-set flag.
6162 (General_options): Add --[no-]-fix-cortex options.
6163 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6164 : Update fast look-up map after conversion.
41263c05 6165
459e9b03
ST		 61662010-01-14 Sriraman Tallam <tmsriram@google.com>
6167
6168 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6169 in the first pass of do_layout.
6170
b521dfe4
DK		 61712010-01-13 Doug Kwan <dougkwan@google.com>
6172
6173 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6174 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6175 apparent compiler problem of not folding static constant integral
6176 data members of elfcpp::Elf_sizes<32>.
6177
44272192
DK		 61782010-01-13 Doug Kwan <dougkwan@google.com>
6179
6180 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6181 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6182 Arm_relobj::scan_section_for_cortex_a8_erratum,
6183 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6184 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6185 sections to scan for relocation stubs into a new method
6186 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6187 relocation and Cortex-A8 stub scanning.
6188 (Target_arm::do_relax): Force stubs to be after stubbed sections
6189 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6190 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6191 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6192
44b71ece
ILT		 61932010-01-12 Ian Lance Taylor <iant@google.com>
6194
6195 * target-reloc.h (visibility_error): New inline function.
6196 (relocate_section): Call visibility_error.
6197 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6198 (MOSTLYCLEANFILES): Likewise.
6199 (protected_4_pic.o, protected_3.err): New targets.
6200 * testsuite/protected_4.cc: New file.
6201
a120bc7f
DK		 62022010-01-12 Doug Kwan <dougkwan@google.com>
6203
6204 * arm.cc (Cortex_a8_reloc): New class.
6205 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6206 and cortex_a8_relocs_info_.
6207 (Target_arm::fix_cortex_a8): New method definition.
6208 (Target_arm::Cortex_a8_relocs_info): New type.
6209 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6210 New data member declarations.
6211 (Target_arm::scan_reloc_for_stub): Record information about
6212 relocations for THUMB branches that might be exempted from the
6213 Cortex-A8 workaround.
6214 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6215 at the beginning of a relaxation pass.
6216
20138696
DK		 62172010-01-12 Doug Kwan <dougkwan@google.com>
6218
6219 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6220 (Arm_relobj::Mapping_symbol_position,
6221 Arm_reloj::Mapping_symbol_position_less,
6222 Arm_relobj::Mapping_symbols_info): New types.
6223 (Target_arm::is_mapping_symbol_name): New method definition.
6224 (Arm_relobj::do_count_local_symbols): Save information about mapping
6225 symbols.
6226
089d69dc
DK		 62272010-01-11 Doug Kwan <dougkwan@google.com>
6228
6229 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6230 Arm_relocate_functions::thumb32_branch_upper,
6231 Arm_relocate_functions::thumb32_branch_lower,
6232 Arm_relocate_functions::thumb32_cond_branch_offset,
6233 Arm_relocate_functions::thumb32_cond_branch_upper,
6234 Arm_relocate_functions::thumb32_cond_branch_lower,
6235 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6236 branch offset encoding.
6237 (Arm_relocate_functions::thumb_branch_common): Use new branch
6238 offset encoding methods to avoid code duplication.
6239 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6240 (Stub_addend_reader::operator()): Use new branch encoding method
6241 to avoid code duplication.
6242
99e5bff2
DK		 62432010-01-11 Doug Kwan <dougkwan@google.com>
6244
6245 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6246 (Target_arm::do_finalize_sections): Define special EXIDX section
6247 symbols only if referenced.
6248 * gc.h (Garbage_collection::add_reference): New method.
6249 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6250 code duplication.
6251
98e090bd
ILT		 62522010-01-11 Ian Lance Taylor <iant@google.com>
6253
d0a91bd8
ILT		 6254 * script.cc (Version_script_info::build_expression_list_lookup):
6255 Change complaing about duplicate wildcard match from error to
6256 warning.
6257
98e090bd
ILT		 6258 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6259 of 2009-12-30.
6260 (Version_script_info::Version_script_info): Initialize globs_,
6261 default_version_, default_is_global_, and exact_. Don't
6262 initialize globals_ or locals_.
6263 (Version_script_info::build_lookup_tables): Build local symbols
6264 first.
6265 (Version_script_info::unquote): New function.
6266 (Version_script_info::add_exact_match): New function.
6267 (Version_script_info::build_expression_list_lookup): Remove lookup
6268 parameter. Add is_global parameter. Change all callers. Handle
6269 wildcard pattern specially. Unquote pattern. Call
6270 add_exact_match.
6271 (Version_script_info::get_name_to_match): New function.
6272 (Version_script_info::get_symbol_version): New function.
6273 (Version_script_info::get_symbol_version_helper): Remove.
6274 (Version_script_info::check_unmatched_names): Call unquote.
6275 * script.h (class Version_script_info): Change get_symbol_version
6276 to be non-inline and add is_global parameter; change all callers.
6277 Rewrite symbol_is_local. Update declarations. Define struct
6278 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6279 Remove globals_ and locals_ members. Add exact_, globs_,
6280 default_version_, is_global_.
6281 (Version_script_info::Glob): Remove pattern, add expression and
6282 is_global. Update constructor. Change all callers.
6283 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6284 default version.
6285 (Versions::symbol_section_contents): If a symbol is undefined, or
6286 defined in a dynamic object, set the version index to
6287 VER_NDX_LOCAL.
6288 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6289 symbol_is_local.
6290 (Symbol_table::add_from_pluginobj): Likewise.
6291 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6292
d56962d3
DK		 62932010-01-11 Doug Kwan <dougkwan@google.com>
6294
6295 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6296 (incremental_dump_LDADD): Add linking option for libintl.
6297 * Makefile.in: Regenerate.
6298
94e6ee91
L		 62992010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6300
6301 PR gold/11144
6302 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6303 instead of -Ds.
6304 * testsuite/Makefile.in: Regenerated.
6305
e96c574b
DK		 63062010-01-10 Doug Kwan <dougkwan@google.com>
6307
6308 * options.h (DEFINE_var): Use parentheses around argument varname__
6309 in macro body to avoid any unintended subsequent substitutions.
6310
7198066b
ILT		 63112010-01-10 Ian Lance Taylor <iant@google.com>
6312
ba4d53bf
ILT		 6313 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6314 candidates before doing symbol resolution.
6315
7198066b
ILT		 6316 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6317 ODR candidates if only one is weak.
6318
a2beed37
ILT		 63192010-01-08 Ian Lance Taylor <iant@google.com>
6320
6321 * script.cc (Version_script_info::build_expression_list_lookup):
6322 Don't warn about ambiguous version, just record the ambiguity.
6323 (Version_script_info::get_symbol_version_helper): Give error if
6324 version is ambiguous.
6325
2fb7225c
DK		 63262010-01-08 Doug Kwan <dougkwan@google.com>
6327
6328 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6329 prev_data_size_ and prev_addralign_. Remove initializer for
6330 deleted data member has_been_changed_.
6331 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6332 to determine if the table is empty.
6333 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6334 Remove.
6335 (Stub_table::add_reloc_stub): Define method in class definition
6336 instead of just declaring it there.
6337 (Stub_table::add_cortex_a8_stub): New method definition.
6338 (Stub_table::update_data_size_and_addralign): Ditto.
6339 (Stub_table::finalize_stubs): Ditto.
6340 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6341 (Stub_table::do_addralign_): Return address alignment in the
6342 (Stub_table::do_reset_address_and_file_offset): Define method in
6343 class definition instead of declaring it there. Set current data
6344 size to be the data size of the previous pass.
6345 (Stub_table::set_final_data_size): Use current data size as the
6346 final data size.
6347 (Stub_table::relocate_stub): Change parameter type of stub from
6348 Reloc_stub pointer to Stub pointer.
6349 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6350 (Stub_table::Cortex_a8_stub_list): New typedef.
6351 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6352 Stub_table::prev_addralign_): New data member.
6353 (Arm_relobj::Arm_relobj): Initialize data member
6354 section_has_cortex_a8_workaround_.
6355 (Arm_relobj::section_has_cortex_a8_workaround,
6356 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6357 definitions.
6358 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6359 declarations.
6360 (Target_arm::relocate_stub): Change parameter type of stub from
6361 Reloc_stub pointer to Stub pointer.
6362 (Insn_template::size, Insn_template::alignment): Handle
6363 THUMB16_SPECIAL_TYPE.
6364 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6365 Stub_table::update_data_size_and_addralign,
6366 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6367 definitions.
6368 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6369 (Stub_table::do_write): Ditto.
6370 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6371
880cd20d
ILT		 63722010-01-08 Ian Lance Taylor <iant@google.com>
6373
6374 PR 11108
6375 * symtab.h (class Symbol): Remove fields is_target_special_ and
6376 has_plt_offset_. Add field is_defined_in_discarded_section_.
6377 (Symbol::is_defined_in_discarded_section): New function.
6378 (Symbol::set_is_defined_in_discarded_section): New function.
6379 (Symbol::has_plt_offset): Rewrite.
6380 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6381 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6382 Don't initialize is_target_special_ or has_plt_offset_.
6383 Initialize is_defined_in_discarded_section_.
6384 (Symbol_table::add_from_relobj): If appropriate, set
6385 is_defined_in_discarded_section.
6386 * resolve.cc (Symbol::override_base_with_special): Don't test
6387 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6388 * target-reloc.h (relocate_section): Do special handling for
6389 symbols defined in discarded sections for global symbols as well
6390 as local symbols.
6391
2703e3eb
ILT		 63922010-01-08 Ian Lance Taylor <iant@google.com>
6393
6394 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6395 the SHT_SYMTAB case.
6396
339d40a3
ILT		 63972010-01-08 Ian Lance Taylor <iant@google.com>
6398
6399 * object.cc (Sized_relobj::do_layout): Don't get confused if
6400 layout_eh_frame returns NULL.
6401
abecea76
ILT		 64022010-01-08 Ian Lance Taylor <iant@google.com>
6403
6404 PR 11084
6405 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6406 dynamic symbol table, use the normal symbol table.
6407 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6408 symbol table.
6409
6b7dd3f3
ILT		 64102010-01-08 Ian Lance Taylor <iant@google.com>
6411
6412 PR 11072
6413 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6414 sections.
6415
36c50e63
L		 64162010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6417
6418 * version.cc (print_version): Change to "Copyright 2010".
6419
e291e7b9
ILT		 64202010-01-08 Ian Lance Taylor <iant@google.com>
6421
6422 PR 10287
6423 PR 11063
6424 * i386.cc (class Target_i386): Change return type of plt_section
6425 to be non-const.
6426 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6427 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6428 tls_desc_rel_ field.
6429 (Output_data_plt_i386::rel_tls_desc): New function.
6430 (Target_i386::rel_tls_desc_section): New function.
6431 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6432 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6433 R_386_TLS_DESC reloc in rel_tls_desc_section.
6434 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6435 Define struct Tlsdesc_info.
6436 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6437 (Target_x86_64::do_reloc_symbol_index): New function.
6438 (Target_x86_64::add_tlsdesc_info): New function.
6439 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6440 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6441 tlsdesc_rel_ field.
6442 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6443 all callers.
6444 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6445 (Target_x86_64::rela_tlsdesc_section): New function.
6446 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6447 handling.
6448 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6449 (Target_x86_64::do_reloc_addend): New function.
6450 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6451 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6452 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6453 (Output_reloc::type): New function.
6454 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6455 (Output_reloc::is_target_specific): New function.
6456 (Output_reloc::target_arg): New function.
6457 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6458 absolute relocs and target specific relocs.
6459 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6460 add_target_specific.
6461 (class Output_data_reloc) [SHT_RELA]: Likewise.
6462 * output.cc (Output_reloc::Output_reloc): Add four new versions
6463 for absolute relocs and target specific relocs.
6464 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6465 (Output_reloc::get_symbol_index): Likewise.
6466 (Output_reloc::local_section_offset): Check that local_sym_index_
6467 is not TARGET_CODE or 0.
6468 (Output_reloc::symbol_value): Likewise.
6469 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6470 reloc.
6471 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6472 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6473 functions.
6474 * layout.cc (add_target_dynamic_tags): Use output section for
6475 DT_PLTRELSZ and DT_JMPREL.
6476
3a44184e
ILT		 64772010-01-07 Ian Lance Taylor <iant@google.com>
6478
6479 PR 11061
6480 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6481 function.
6482 (class Output_data_reloc_generic): Define.
6483 (class Output_data_reloc_base): Change base class to
6484 Output_data_reloc_generic. Change add() method to call
6485 bump_relative_reloc_count for a relative reloc. Remove
6486 sort_relocs_ field.
6487 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6488 to sort_relocs().
6489 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6490 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6491 appropriate.
6492 * layout.h (class Layout): Update declaration.
6493
ea715a34
ILT		 64942010-01-07 Ian Lance Taylor <iant@google.com>
6495
6496 * output.h (class Output_data): Add const version of
6497 output_section and do_output_section.
6498 (class Output_section_data): Add const version of
6499 do_output_section.
6500 (class Output_section): Likewise.
6501 * layout.cc (Layout::add_target_dynamic_tags): New function.
6502 * layout.h (class Layout): Update declarations.
6503 * arm.cc (Target_arm::do_finalize_sections): Use
6504 add_target_dynamic_tags.
6505 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6506 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6507 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6508 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6509
659948a4
ILT		 65102010-01-07 Ian Lance Taylor <iant@google.com>
6511
6512 PR 11042
6513 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6514 object as needed.
6515
9d3b86f6
ILT		 65162010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6517 Ian Lance Taylor <iant@google.com>
6518
6519 PR 11019
6520 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6521 Xindex::read_symtab_xindex.
6522
bb0d3eb0
DK		 65232010-01-07 Doug Kwan <dougkwan@google.com>
6524
6525 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6526 (Insn_template::thumb16_bcond_insn): New method declaration.
6527 (Insn_template): Fix spelling.
6528 (Stub::thumb16_special): New method declaration.
6529 (Stub::do_write): Define virtual method which was previously pure
6530 virtual.
6531 (Stub::do_thumb16_special): New method declaration.
6532 (Stub::do_fixed_endian_write): New template member.
6533 (Reloc_stub::do_write): Remove.
6534 (Reloc_stub::do_fixed_endian_write): Remove.
6535 (Cortex_a8_stub): New class definition.
6536 (Stub_factory::make_cortex_a8_stub): New method definition.
6537 (Stub_factory::Stub_factory): Add missing static storage class
6538 qualifier for elf32_arm_stub_a8_veneer_blx.
6539
ffeef7df
ILT		 65402010-01-07 Ian Lance Taylor <iant@google.com>
6541
dc3f80fe
ILT		 6542 PR 10980
6543 * options.h (class General_options): Add --warn-unresolved-symbols
6544 and --error-unresolved-symbols.
6545 * errors.cc (Errors::undefined_symbol): Implement
6546 --warn-unresolved-symbols.
6547
ffeef7df
ILT		 6548 * options.h (class General_options): Add -z text and -z textoff.
6549 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6550
f1ec9ded
ST		 65512010-01-06 Sriraman Tallam <tmsriram@google.com>
6552
6553 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6554 (Garbage_collection::cident_sections): New function.
6555 (Garbage_collection::add_cident_section): New function.
6556 (Garbage_collection::cident_sections_): New member.
6557 (gc_process_relocs): Add references to sections whose names are C
6558 identifiers.
6559 * gold.h (cident_section_start_prefix): New constant.
6560 (cident_section_stop_prefix): New constant.
6561 (is_cident): New function.
6562 * layout.cc (Layout::define_section_symbols): Replace string constants
6563 with the newly defined constants.
6564 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6565 C identifiers.
6566 * testsuite/Makefile.am: Add gc_orphan_section_test.
6567 * testsuite/Makefile.in: Regenerate.
6568 * testsuite/gc_orphan_section_test.cc: New file.
6569 * testsuite/gc_orphan_section_test.sh: New file.
6570
6eda8c29
ILT		 65712010-01-06 Ian Lance Taylor <iant@google.com>
6572
b9674e17
ILT		 6573 PR 10980
6574 * options.h (class General_options): Add --warn-shared-textrel.
6575 * layout.cc (Layout::finish_dynamic_section): Implement
6576 --warn-shared-textrel.
6577
6eda8c29
ILT		 6578 PR 10980
6579 * options.h (class General_options): Add --warn-multiple-gp.
6580
32dcd44e
ILT		 65812010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6582
6583 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6584 $(THREADSLIB) and $(LIBDL).
6585 * Makefile.in: Rebuild.
6586
a192ba05
ILT		 65872010-01-06 Ian Lance Taylor <iant@google.com>
6588
6589 PR 10980
6590 * options.cc (General_options::parse_section_start): New function.
6591 (General_options::section_start): New function.
6592 (General_options::General_options): Initialize all members.
6593 * options.h: Include <map>
6594 (class General_options): Add --section-start. Add section_starts_
6595 member.
6596 * layout.cc (Layout::attach_allocated_section_to_segment): If
6597 --section-start was used, set the address of the segment. Remove
6598 local sort_sections.
6599 (Layout::relaxation_loop_body): If the address of the load segment
6600 has been set by --section-start, don't use it.
6601 * output.h (Output_segment::update_flags_for_output_section): New
6602 function.
6603 * output.cc (Output_segment::add_output_section): Call
6604 update_flags_for_output_section.
6605
dde3f402
ILT		 66062010-01-05 Ian Lance Taylor <iant@google.com>
6607
62dfdd4d
ILT		 6608 PR 10980
6609 * options.h (class General_options): Add --undefined-version.
6610 * script.cc (struct Version_expression): Add was_matched_by_symbol
6611 field.
6612 (Version_script_info::matched_symbol): New function.
6613 (Version_script_info::get_symbol_version_helper): Call
6614 matched_symbol.
6615 (Version_script_info::check_unmatched_names): New function.
6616 * script.h (class Version_script_info): Update declarations.
6617 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6618
9c4ae156
ILT		 6619 * options.h (class General_options): Use DEFINE_bool_alias for
6620 allow_multiple_definition.
6621 * resolve.cc (Symbol_table::should_override): Don't test
6622 allow_multiple_definition.
6623
dde3f402
ILT		 6624 PR 10980
6625 * options.h (class General_options): Add --cref.
6626 * main.cc (main): Print cref table if --cref. Don't close mapfile
6627 until after printing cref table.
6628 * cref.cc: Include "symtab.h".
6629 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6630 (Cref_table_compare::operator()): New function.
6631 (Cref_inputs::gather_cref): New function.
6632 (filecol): New static const.
6633 (Cref_inputs::print_cref): New function.
6634 (Cref::print_cref): New function.
6635 * cref.h: Include <cstdio>.
6636 (class Cref): Update declarations.
6637 * mapfile.h (Mapfile::file): New function.
6638 * object.h (class Object): Define Symbols. Declare virtual
6639 do_get_global_symbols.
6640 (Object::get_global_symbols): New function.
6641 * object.cc (Input_objects::add_object): Pass object to cref_ if
6642 --cref.
6643 (Input_objects::archive_start): Likewise.
6644 (Input_objects::archive_stop): Likewise.
6645 (Input_objects::print_cref): New function.
6646 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6647 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6648 --cref.
6649 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6650 function.
6651 * plugin.h (class Sized_pluginobj): Update declarations.
6652
8781f709
ILT		 66532010-01-05 Ian Lance Taylor <iant@google.com>
6654
6655 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6656 to is_default_version. Rename insdef to insdefault.
6657 (Symbol_table::add_from_relobj): Rename def to is_default_version
6658 and local to is_forced_local.
6659 (Symbol_table::add_from_pluginobj): Likewise.
6660 (Symbol_table::add_from_dynobj): Likewise.
6661 (Symbol_table::define_special_symbol): Rename insdef to
6662 insdefault.
6663
fe35d28d
ILT		 66642010-01-04 Ian Lance Taylor <iant@google.com>
6665
30bc8c46
ILT		 6666 PR 10980
6667 * options.h (class General_options): Add
6668 --allow-multiple-definition and -z muldefs.
6669 * resolve.cc (Symbol_table::should_override): Don't warn about a
6670 multiple symbol definition if --allow-multiple-definition or -z
6671 muldefs.
6672
7eaea549
ILT		 6673 PR 10980
6674 * options.h (class General_options): Add --add-needed and
6675 --copy-dt-needed-entries. Tweak --as-needed help entry.
6676 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6677 error if --copy-dt-needed-entries aka --add-needed is used and
6678 would cause a change in behaviour.
6679
fe35d28d
ILT		 6680 PR 10980
6681 * options.h (class General_options): Add -G as a short version of
6682 --shared. Add no-op options -assert, -g, and -i.
6683
55a2bb35
ST		 66842010-01-04 Sriraman Tallam <tmsriram@google.com>
6685
6686 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6687 check for .text or .gnu.linkonce.t sections.
6688 * icf.cc (Icf::find_identical_sections): Ditto.
6689 Change the detection for mangled function name within the section
6690 name.
6691 * icf.h (is_section_foldable_candidate): New function.
6692
719328e1
ILT		 66932009-12-30 Ian Lance Taylor <iant@google.com>
6694
6695 PR 10980
6696 * options.h (class General_options): Permit two dashes with
6697 --retain-symbols-file.
6698
d7bb5745
ILT		 66992009-12-30 Ian Lance Taylor <iant@google.com>
6700
403a15dd
ILT		 6701 PR 10979
6702 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6703 don't put the file header and segment headers in the text
6704 segment.
6705
eda294df
ILT		 6706 PR 10979
6707 * common.cc (Sort_commons::operator()): Stabilize sort when both
6708 entries are NULL.
6709 (Symbol_table::do_allocate_commons_list): When allocating common
6710 symbols, skip a symbol which is no longer common.
6711 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6712 an object before checking its type.
6713 * testsuite/common_test_2.c: New file.
6714 * testsuite/common_test_3.c: New file.
6715 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6716 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6717 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6718 (common_test_2_pic.o, common_test_2.so): New targets.
6719 (common_test_3_pic.o, common_test_3.so): New targets.
6720 * testsuite/Makefile.in: Rebuild.
6721
d7bb5745
ILT		 6722 PR 10979
6723 * script.cc (read_input_script): If we see a new SECTIONS clause,
6724 and we have added an input section, give an error.
6725 * layout.h (class Layout): Add have_added_input_section function.
6726 Add have_added_input_section_ field.
6727 * layout.cc (Layout::Layout): Initialize
6728 have_added_input_section_.
6729 (Layout::layout): Set have_added_input_section_.
6730 (Layout::layout_eh_frame): Likewise.
6731
fc59c572
ILT		 67322009-12-30 Ian Lance Taylor <iant@google.com>
6733
6734 PR 10931
6735 * options.h (class General_options): Add --sort-common option.
6736 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6737 * common.cc (Sort_common): Add sort_order parameter to
6738 constructor. Add sort_order_ field.
6739 (Sort_commons::operator): Check sort_order_.
6740 (Symbol_table::allocate_commons): Determine the sort order.
6741 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6742 Change all callers.
6743 (Symbol_table::do_allocate_commons_list): Likewise.
6744
1c74fab0
ILT		 67452009-12-30 Ian Lance Taylor <iant@google.com>
6746
6747 PR 10916
6748 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6749 symbols from this object, don't change the visibility of an
6750 undefined symbol.
6751 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6752
6affe781
ILT		 67532009-12-30 Ian Lance Taylor <iant@google.com>
6754
6755 PR 10861
6756 * script.h (class Version_script_info): Define Language enum.
6757 Update declarations. Define Glob, Exact, and Lookup types. Add
6758 new fields globals_, locals_, and is_finalized_.
6759 * script.cc: Various formatting fixes.
6760 (class Parser_closure): Change language_stack_ from a vector of
6761 std::string to one of Version_script_info::Language. Adjust all
6762 uses accordingly.
6763 (class Lazy_demangler): Remove.
6764 (struct Version_expression): Change language from std::string to
6765 Version_script_info::Language.
6766 (Version_script_info::Version_script_info): New function.
6767 (Version_script_info::~Version_script_info): Don't call clear.
6768 (Version_script_info::finalize): New function.
6769 (Version_script_info::build_lookup_tables): New function.
6770 (Version_script_info::build_expression_list_lookup): New
6771 function.
6772 (Version_script_info::get_symbol_version_helper): Rewrite to use
6773 lookup tables.
6774 (Version_script_info::print_expression_list): Adjust to use
6775 Version_script_info::Language.
6776 (script_push_lex_into_version_mode): Check that the version script
6777 has not been finalized.
6778 (version_script_push_lang): Change language string to
6779 Version_script_info::Language.
6780 * options.cc (Command_line::version_script): New function.
6781 * options.h (class General_options): Add finalize_dynamic_list
6782 function. Change version_script from declaration to definition.
6783 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6784 * testsuite/version_script.map: Remove duplicate def of foo.
6785 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6786 version_script.map.
6787 * testsuite/Makefile.in: Rebuild.
6788
818bf354
ILT		 67892009-12-30 Ian Lance Taylor <iant@google.com>
6790
6791 PR 10843
6792 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6793 if the input symbol index is 0, make the output symbol index 0.
6794
ebcc8304
ILT		 67952009-12-30 Ian Lance Taylor <iant@google.com>
6796
6797 PR 10670
6798 * options.h (class General_options): Add -x/--discard-all.
6799 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6800 --discard-all. If the local symbol needs a dynamic entry, check
6801 that before handling --discard-locals.
6802
176fe33f
ILT		 68032009-12-30 Ian Lance Taylor <iant@google.com>
6804
bb321bb1
ILT		 6805 PR 10450
6806 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6807 flags to PF_R.
6808 (Output_segment::add_output_section): Don't change the flags if
6809 the type is PT_TLS.
6810
176fe33f
ILT		 6811 PR 10450
6812 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6813 GNU hash table if they need a dynamic value. Otherwise, don't add
6814 them if they are defined in a dynamic object or are forced local.
6815
e8cd95c7
ILT		 68162009-12-29 Ian Lance Taylor <iant@google.com>
6817
1b81fb71
ILT		 6818 PR 10450
6819 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6820 .gnu.hash table for a 32-bit target.
6821
8d6d383d
ILT		 6822 PR 10450
6823 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6824 regular and a dynamic object only needs a dynamic symbol table
6825 entry if it is externally visible.
6826
e785ec03
ILT		 6827 PR 10450
6828 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6829 constructor. Add global_offset_table_ field.
6830 (Target_i386::got_section): Set global_offset_table_.
6831 (Target_i386::do_finalize_sections): Set global_offset_table_
6832 size.
6833 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6834 in constructor. Add global_offset_table_ field.
6835 (Target_x86_64::got_section): Set global_offset_table_.
6836 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6837 size.
6838
1a2dff53
ILT		 6839 * layout.cc (Layout::Layout): Initialize increase_relro_.
6840 (Layout::get_output_section): Add is_relro, is_last_relro, and
6841 is_first_non_relro parameters. Change all callers.
6842 (Layout::choose_output_section): Likewise.
6843 (Layout::add_output_section_data): Likewise.
6844 (Layout::make_output_section): Likewise.
6845 (Layout::set_segment_offsets): Clear increase_relro when using a
6846 linker script.
6847 * layout.h (class Layout): Add increase_relro method. Add
6848 increase_relro_ field. Update declarations.
6849 * output.cc (Output_section::Output_section): Initialize
6850 is_last_relro_ and is_first_non_relro_.
6851 (Output_segment::add_output_section): Group relro sections is
6852 do_sort is true. Handle is_last_relro and is_first_non_relro.
6853 (Output_segment::maximum_alignment): Remove relro handling.
6854 (Output_segment::set_section_addresses): Add increase_relro
6855 parameter. Change all callers. Add initial alignment to align
6856 relro sections on separate page. Remove old relro handling.
6857 (Output_segment::set_section_list_addresses): Remove in_relro
6858 parameter. Change all callers.
6859 (Output_segment::set_offset): Add increase parameter. Change all
6860 callers. Remove old relro handling.
6861 * output.h (class Output_section): Add new methods: is_last_relro,
6862 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6863 Add is_last_relro_ and is_first_non_relro_ fields.
6864 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6865 Create separate .got.plt section. Call increase_relro.
6866 * x86_64.cc (Target_x86_64::got_section): Likewise.
6867 * testsuite/relro_script_test.t: Add .got.plt.
6868
f0ba79e2
ILT		 6869 PR 10450
6870 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6871 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6872 (Layout::finalize): Call set_dynamic_symbol_size.
6873 (Layout::set_dynamic_symbol_size): New function.
6874 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6875 set_dynamic_symbol_size.
6876
e8cd95c7
ILT		 6877 PR 10450
6878 * output.h (class Output_section): Add is_entsize_zero_ field.
6879 * output.cc (Output_section::Output_section): Initialize
6880 is_entsize_zero_.
6881 (Output_section::set_entsize): If two different entsizes are
6882 requested, force it to zero.
6883 (Output_section::add_input_section): Set flags for .debug_str
6884 before updating section flags. Set entsize.
6885 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6886 and SHF_STRING if all input sections have those flags.
6887
3e1b9a8a
RÁE		 68882009-12-29 Rafael Espindola <espindola@google.com>
6889
6890 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6891 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6892 reporting.
3e1b9a8a 6893
3dcad376
ST		 68942009-12-29 Sriraman Tallam <tmsriram@google.com>
6895
6896 * options.cc (General_options::parse_version): Allow -v to exit
6897 without an error if there is nothing to link.
6898
084e2665
ILT		 68992009-12-29 Ian Lance Taylor <iant@google.com>
6900
6901 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6902 using a version of gcc before 4.1.
6903 * configure: Rebuild.
6904
250acde3
CD		 69052009-12-28 Chris Demetriou <cgd@google.com>
6906
6907 * attributes.cc (Output_attributes_section_data::do_write): Use
6908 std::vector::front rather than std::vector::data.
6909
99fff23b
ILT		 69102009-12-28 Ian Lance Taylor <iant@google.com>
6911
6912 * symtab.h (class Symbol_table): Add enum Defined.
6913 * resolve.cc (Symbol_table::should_override): Add defined
6914 parameter. Change all callers. Test whether object is NULL
6915 before calling a method on it.
6916 (Symbol_table::report_resolve_problem): Add defined parameter.
6917 Change all callers.
6918 (Symbol_table::should_override_with_special): Likewise.
6919 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6920 parameter. Change all callers.
6921 (Symbol_table::do_define_in_output_data): Likewise.
6922 (Symbol_table::define_in_output_segment): Likewise.
6923 (Symbol_table::do_define_in_output_segment): Likewise.
6924 (Symbol_table::define_as_constant): Likewise.
6925 (Symbol_table::do_define_as_constant): Likewise.
6926 * script.h (class Symbol_assignment): Add is_defsym parameter to
6927 constructor; change all callers.
6928 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6929 parameter. Change all callers. Add is_defsym_ field.
6930 (class Parser_closure): Add parsing_defsym parameter to
6931 constructor; change all callers. Add parsing_defsym accessor
6932 function. Add parsing_defsym_ field.
6933
556bd683
ILT		 69342009-12-28 Ian Lance Taylor <iant@google.com>
6935
6936 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6937 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6938
1782c879
ILT		 69392009-12-23 Ian Lance Taylor <iant@google.com>
6940
6941 * i386.cc (Target_i386::do_calls_non_split): Recognize
6942 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6943 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6944 -fsplit-stack prologue when using %r11.
1782c879 6945
329ca2b1
ST		 69462009-12-21 Sriraman Tallam <tmsriram@google.com>
6947
6948 * options.cc (General_options::parse_version): Make -v continue and do
6949 the link like GNU ld does.
6950
d675ff46
RÁE		 69512009-12-17 Rafael Avila de Espindola <espindola@google.com>
6952
6953 * Makefile.am (CCFILES): Add timer.cc.
6954 (HFILES): Add timer.h.
6955 * configure.ac: Check for sysconf and times.
6956 * main.cc: include timer.h.
6957 (main): Use Timer instead of get_run_time.
6958 * timer.cc: New.
6959 * timer.h: New.
6960 * workqueue.cc: include timer.h.
6961 (Workqueue::find_and_run_task):
6962 Report user, sys and wall time.
6963 * Makefile.in: Regenerate.
6964 * config.in: Regenerate.
6965 * configure: Regenerate.
6966
d6344fb5
DK		 69672009-12-16 Doug Kwan <dougkwan@google.com>
6968
6969 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6970 sections.
6971 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6972 relaxed input sections.
6973 * output.cc (Output_section::find_relaxed_input_section): Change
6974 return type to Output_relaxed_input_section pointer. Adjust code
6975 for new type of relaxed_input_section_map_.
6976 * output.h (Output_section::find_relaxed_input_section): Change
6977 return type to Output_relaxed_input_section pointer.
6978 (Output_section::Output_relaxed_input_section_by_input_section_map):
6979 New type.
6980 (Output_section::relaxed_input_section_map_): Change type to
6981 Output_section::Output_relaxed_input_section_by_input_section_map.
6982 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6983 input section.
6984
0e0d5469
ILT		 69852009-12-15 Ian Lance Taylor <iant@google.com>
6986
6987 * layout.cc (Layout::create_shstrtab): Only write out after input
6988 sections if we are compressing debug sections.
6989
0649a889
ILT		 69902009-12-15 Ian Lance Taylor <iant@google.com>
6991
6992 * archive.cc (Archive::add_symbols): Only look up a symbol without
6993 a version if there is, in fact, a version.
6994
2ea97941
ILT		 69952009-12-14 Ian Lance Taylor <iant@google.com>
6996
6997 Revert -Wshadow changes, all changes from:
6998 2009-12-11 Doug Kwan <dougkwan@google.com>
6999 2009-12-11 Nick Clifton <nickc@redhat.com>
7000 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7001
b0eec2cc
DK		 70022009-12-11 Doug Kwan <dougkwan@google.com>
7003
7004 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7005 due to -Wshadow.
7006 * attributes.cc (Object_attribute::size): Ditto.
7007 (Attributes_section_data::size): Ditto.
7008 (Attributes_section_data::Attributes_section_data): Ditto.
7009 (Output_attributes_section_data::do_write): Ditto.
7010 * attributes.h (Object_attribute::set_type): Ditto.
7011 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7012
91d6fa6a
NC		 70132009-12-11 Nick Clifton <nickc@redhat.com>
7014
7015 * archive.cc: Fix shadowed variable warnings.
7016 * arm.cc: Likewise.
7017 * compressed_output.cc: Likewise.
7018 * compressed_output.h: Likewise.
7019 * configure: Likewise.
7020 * dwarf_reader.cc: Likewise.
7021 * dynobj.cc: Likewise.
7022 * dynobj.h: Likewise.
7023 * ehframe.cc: Likewise.
7024 * ehframe.h: Likewise.
7025 * errors.cc: Likewise.
7026 * expression.cc: Likewise.
7027 * fileread.cc: Likewise.
7028 * fileread.h: Likewise.
7029 * freebsd.h: Likewise.
7030 * i386.cc: Likewise.
7031 * icf.cc: Likewise.
7032 * incremental.h: Likewise.
7033 * layout.cc: Likewise.
7034 * layout.h: Likewise.
7035 * mapfile.cc: Likewise.
7036 * merge.cc: Likewise.
7037 * merge.h: Likewise.
7038 * object.cc: Likewise.
7039 * object.h: Likewise.
7040 * options.h: Likewise.
7041 * output.cc: Likewise.
7042 * output.h: Likewise.
7043 * parameters.cc: Likewise.
7044 * plugin.cc: Likewise.
7045 * powerpc.cc: Likewise.
7046 * reduced_debug_output.cc: Likewise.
7047 * reduced_debug_output.h: Likewise.
7048 * reloc.cc: Likewise.
7049 * reloc.h: Likewise.
7050 * resolve.cc: Likewise.
7051 * script-sections.cc: Likewise.
7052 * script.cc: Likewise.
7053 * script.h: Likewise.
7054 * sparc.cc: Likewise.
7055 * symtab.cc: Likewise.
7056 * symtab.h: Likewise.
7057 * target-select.cc: Likewise.
7058 * target-select.h: Likewise.
7059 * token.h: Likewise.
7060 * workqueue.cc: Likewise.
7061 * workqueue.h: Likewise.
7062 * x86_64.cc: Likewise.
7063
a0351a69
DK		 70642009-12-10 Doug Kwan <dougkwan@google.com>
7065
7066 * arm.cc (attributes.h): New include.
7067 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7068 (Arm_relobj::~Arm_relobj): Delete object pointed by
7069 attributes_section_data_.
7070 (Arm_relobj::attributes_section_data): New method definition.
7071 (Arm_relobj::attributes_section_data_): New data member declaration.
7072 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7073 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7074 attributes_section_data_.
7075 (Arm_dynobj::attributes_section_data): New method definition.
7076 (Arm_dynobj::attributes_section_data_): New data member declaration.
7077 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7078 initialization value of may_use_blx_ to false.
7079 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7080 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7081 object attributes to compute results instead of hard-coding.
7082 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7083 Target_arm::get_secondary_compatible_arch,
7084 Target_arm::set_secondary_compatible_arch
7085 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7086 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7087 New method declarations.
7088 (Target_arm::get_aeabi_object_attribute): New method definition.
7089 (Target_arm::attributes_section_data_): New data member declaration.
7090 (read_arm_attributes_section): New template definition.
7091 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7092 (Arm_dynobj::do_read_symbols): Ditto.
7093 (Target_arm::do_finalize_sections): Merge attributes sections from
7094 input. Check for BLX use after attributes section merging.
7095 Fix __exidx_start and __exidx_end visibility. Create an
7096 .ARM.attributes section if necessary.
7097 (Target_arm::get_secondary_compatible_arch,
7098 Target_arm::set_secondary_compatible_arch,
7099 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7100 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7101 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7102 New method definitions.
7103
b59befec
ILT		 71042009-12-09 Ian Lance Taylor <iant@google.com>
7105
7106 * plugin.cc (Plugin::load): Don't cast from void* to a function
7107 pointer.
7108
1276bc89
ILT		 71092009-12-09 Ian Lance Taylor <iant@google.com>
7110
7111 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7112 information fields.
7113
2f2de248
L		 71142009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7115
7116 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7117 Replace two_file_shared_1.so with two_file_shared_2.so.
7118 * testsuite/Makefile.in: Regenerated.
7119
4f787271
DK		 71202009-12-08 Doug Kwan <dougkwan@google.com>
7121
7122 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7123 (HFILES): Add attributes.h and int_encoding.h.
7124 * Makefile.in: Regenerate.
7125 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7126 function definitions to int_encoding.cc
7127 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7128 prototypes to int_encoding.h
7129 * reduced_debug_output.cc (int_encoding.h): New include.
7130 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7131 function definitions to int_encoding.cc
7132 (insert_into_vector, read_from_pointer): Move template definitions to
7133 int_encoding.h
7134 * attributes.cc: New file.
7135 * attributes.h: New file.
7136 * int_encoding.cc: New file.
7137 * int_encoding.h: New file.
7138
20b52f1a
RÁE		 71392009-12-07 Rafael Avila de Espindola <espindola@google.com>
7140
7141 PR gold/11055
7142 * incremental-dump.cc (dump_incremental_inputs): New.
7143 (main): Use dump_incremental_inputs.
7144
53d7974c
L		 71452009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7146
7147 PR gold/10893
7148 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7149 checking elfcpp::STT_FUNC.
7150 (Target_i386::Relocate::relocate): Likewise.
7151 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7152
7153 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7154 symbols from shared libraries into normal FUNC symbols.
7155
7156 * symtab.h (Symbol): Add is_func and use it.
7157
05a352e6
DK		 71582009-12-05 Doug Kwan <dougkwan@google.com>
7159
7160 * arm.cc (Target_arm::arm_info): Initialize new fields
7161 attributes_section and attributes_vendor.
7162 * i386.cc (Target_i386::i386_info): Same.
7163 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7164 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7165 fields attributes_section and attributes_vendor.
53d7974c 7166 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7167 * target.h (Target::attributes_section, Target::attributes_vendor,
7168 Target::is_attributes_section, Target::attribute_arg_type,
7169 Target::attributes_order): New method definitions.
7170 (Target::Target_info::attributes_section,
7171 Target::Target_info::attributes_vendor): New fields.
7172 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7173 virtual method definitions.
7174 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7175 attributes_section and attributes_vendor.
7176 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7177
f4e5969c
DK		 71782009-12-05 Doug Kwan <dougkwan@google.com>
7179
7180 * arm.cc: Update comments about interworking and stub generation.
7181 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7182 considered as non-PIC.
7183 (Arm_relocate_functions::base_abs): Fix formatting.
7184 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7185 of function to use GOT entry address instead of offset.
7186 (Target_arm::Scan::global): Issue an error if a symbol would need a
7187 PLT does not get one because it is untyped. Remove code to create
7188 dynamic symbols for relative branches.
7189 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7190 takes unsigned integer instead of boolean.
7191
1abce4a6
L		 71922009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7193
7194 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7195 (two_file_test_LDADD): Likewise.
7196 (common_test_1_LDADD): Likewise.
7197 (exception_test_LDADD) Likewise.
7198 (weak_test_LDADD): Likewise.
7199 (many_sections_test_LDADD): Likewise.
7200 (initpri1_LDADD): Likewise.
7201 (script_test_1_LDADD): Likewise.
7202 (script_test_2_LDADD): Likewise.
7203 (justsyms_LDADD): Likewise.
7204 (binary_test_LDADD): Likewise.
7205 (large_LDADD): Likewise.
7206 * testsuite/Makefile.in: Regenerated.
7207
adcf2816 72082009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7209
adcf2816
L		 7210 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7211 (Symbol_table::override_with_special): Likewise.
7212 (Symbol_table::add_from_object): Likewise.
7213
28e67f5d
RÁE		 72142009-12-04 Rafael Avila de Espindola <espindola@google.com>
7215
7216 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7217 Don't set the data_offset twice.
7218
ae10a101
RÁE		 72192009-12-04 Rafael Avila de Espindola <espindola@google.com>
7220
7221 * testsuite/Makefile.in: Regenerate.
7222
f59f41f3
DK		 72232009-12-03 Doug Kwan <dougkwan@google.com>
7224
7225 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7226 (Target_arm::do_finalize_sections): Add parameter for symbol table
7227 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7228 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7229 parameter for symbol table pointer.
7230 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7231 an additional parameter for a pointer to symbol table.
7232 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7233 parameter for a symbol table pointer.
7234 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7235 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7236 Ditto.
7237 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7238 parameter for a symbol table pointer.
7239
ca55d848
RÁE		 72402009-12-03 Rafael Avila de Espindola <espindola@google.com>
7241
7242 * incremental.cc (Incremental_inputs_header)
7243 (Incremental_inputs_header_write, Incremental_inputs_entry)
7244 (Incremental_inputs_entry_write): Move ...
7245 * incremental.h (Incremental_inputs_header)
7246 (Incremental_inputs_header_write, Incremental_inputs_entry)
7247 (Incremental_inputs_entry_write): here.
7248
3aec4f9c
RÁE		 72492009-12-02 Rafael Avila de Espindola <espindola@google.com>
7250
7251 * incremental.cc (make_sized_incremental_binary): Set the target.
7252 Error if it is incompatible.
7253 * output.h (Output_file): Add filename method.
7254
9c0ae74d
RÁE		 72552009-12-02 Rafael Avila de Espindola <espindola@google.com>
7256
7257 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7258 from the get_* methods.
7259
a45500ae
RÁE		 72602009-12-02 Rafael Avila de Espindola <espindola@google.com>
7261
7262 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7263 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7264 Write 0 for the data_offset of scripts.
7265
325e6408
RÁE		 72662009-12-02 Rafael Avila de Espindola <espindola@google.com>
7267
7268 * testsuite/Makefile.am: Add the incremental_test.sh test.
7269 * testsuite/incremental_test.sh: New.
7270 * testsuite/incremental_test_1.c: New.
7271 * testsuite/incremental_test_2.c: New.
7272
954c3e2e
RÁE		 72732009-12-01 Rafael Avila de Espindola <espindola@google.com>
7274
7275 * incremental-dump.cc (main): Fix typos.
7276
f8086623
RÁE		 72772009-11-27 Rafael Avila de Espindola <espindola@google.com>
7278
7279 PR gold/11025
7280 * incremental-dump.cc (main): Use llu to print 64 bit values.
7281
3b0dd6ac
L		 72822009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7283 H.J. Lu <hongjiu.lu@intel.com>
7284
7285 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7286 $(LIBDL).
7287 (incremental_dump_LDADD): Likewise.
7288 * Makefile.in: Regenerated.
7289
a6d1ef57 72902009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7291
a6d1ef57
DK		 7292 Revert:
7293
7294 2009-11-25 Doug Kwan <dougkwan@google.com>
7295
7296 * arm.cc (Target_arm::Target_arm): Move method definition
7297 outside of class definition. Add code to handle
7298 --target1-rel, --target1-abs and --target2= options.
7299 (Target_arm::get_reloc_reloc_type): Change method to be
7300 non-static and const.
7301 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7302 New data member declaration.
7303 (Target_arm::Scan::local, Target_arm::Scan::global,
7304 Target_arm::Relocate::relocate,
7305 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7306 Adjust call to Target_arm::get_real_reloc_type.
7307 (Target_arm::get_real_reloc_type): Use command line options
7308 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7309 * options.h (--target1-rel, --target1-abs, --target2): New
7310 ARM-only options.
7311
50aeb7d4
DK		 73122009-11-25 Doug Kwan <dougkwan@google.com>
7313
7314 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7315 class definition. Add code to handle --target1-rel, --target1-abs
7316 and --target2= options.
7317 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7318 and const.
7319 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7320 member declaration.
7321 (Target_arm::Scan::local, Target_arm::Scan::global,
7322 Target_arm::Relocate::relocate,
7323 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7324 call to Target_arm::get_real_reloc_type.
7325 (Target_arm::get_real_reloc_type): Use command line options to
7326 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7327 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7328 options.
7329
51938283
DK		 73302009-11-25 Doug Kwan <dougkwan@google.com>
7331
7332 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7333 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7334 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7335 formatting.
7336 (Arm_relocate_functions::thm_call): Replace body with a call to
7337 Arm_relocate_functions::thumb_branch_common.
7338 (Arm_relocate_functions::thm_jump24,
7339 Arm_relocate_functions::thm_xpc22): New method definitions.
7340 (Arm_relocate_functions::thumb_branch_common): New method definition.
7341 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7342 operator.
7343 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7344 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7345
e2b8f3c4
RÁE		 73462009-11-24 Rafael Avila de Espindola <espindola@google.com>
7347
7348 * Makefile.am: Build incremental-dump
7349 * Makefile.in: Regenerate.
7350 * incremental-dump.cc: New.
7351 * incremental.cc (Incremental_inputs_header_data,
7352 Incremental_inputs_entry_data): Move to incremental.h
7353 * incremental.h: (Incremental_inputs_header_data,
7354 Incremental_inputs_entry_data): Move from incremental.cc
7355
bcba9aec
RÁE		 73562009-11-24 Rafael Avila de Espindola <espindola@google.com>
7357
7358 * incremental.cc (Incremental_inputs_header,
7359 Incremental_inputs_header_write, Incremental_inputs_entry,
7360 Incremental_inputs_entry_write): Add a typedef with the data type.
7361
7c3afe08
RÁE		 73622009-11-24 Rafael Avila de Espindola <espindola@google.com>
7363
7364 * incremental.cc (Incremental_inputs_header,
7365 Incremental_inputs_header_write, Incremental_inputs_entry,
7366 Incremental_inputs_entry_write): Update comment about which
7367 type has the filed descriptions.
7368
d204b6e9
DK		 73692009-11-15 Doug Kwan <dougkwan@google.com>
7370
7371 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7372 (Arm_relocate_functions::arm_branch_common): Change method defintion
7373 in class definition to a method declaration and update list of formal
7374 parameters.
7375 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7376 Arm_relocation_functions::jump24): Adjust call to
7377 Arm_relocate_functions::arm_branch_common. Update list of formal
7378 parameters.
7379 (Arm_relocate_functions::xpc25): New method definition.
7380 (Arm_relocate_functions::arm_branch_common): Move method defintion
7381 out from class definition. Use stubs for mode-switching and extending
7382 branch ranges.
7383 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7384 specially. Change code to enable use of stubs in ARM branches.
7385
43d12afe
DK		 73862009-11-10 Doug Kwan <dougkwan@google.com>
7387
7388 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7389 in method declaration.
7390 (Target_arm::relocate_stub): New method declaration.
7391 (Target_arm::default_target): Change to return a pointer instead of
7392 a const reference.
7393 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7394 Target_arm::default_target.
7395 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7396 method definition.
7397 (Target_arm::relocate_section): Adjust view.
7398 (Target_arm::relocate_stub): New method definition.
7399
ac33a407
DK		 74002009-11-10 Doug Kwan <dougkwan@google.com>
7401
7402 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7403 a format warning.
7404 * incremental.cc (open_incremental_binary): Initialized local
7405 variables to avoid warnings.
7406 * object.cc (make_elf_object): Ditto.
7407 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7408 a format warning.
e1df38aa 7409
88ee28e9
L		 7410009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7411
7412 PR gold/10930
7413 * testsuite/plugin_test.c: Include "config.h".
7414
2daedcd6
DK		 74152009-11-09 Doug Kwan <dougkwan@google.com>
7416
7417 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7418 (arm_symbol_value): Remove.
7419 (Arm_relocate_functions::arm_branch_common,
7420 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7421 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7422 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7423 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7424 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7425 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7426 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7427 Arm_relocate_functions::thm_mobw_abs_nc,
7428 Arm_relocate_functions::thm_mov_abs,
7429 Arm_relocate_functions::movw_prel_nc,
7430 Arm_relocate_functions::thm_movt_abs,
7431 Arm_relocate_functions::movt_prel,
7432 Arm_relocate_functions::thm_movw_prel_nc,
7433 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7434 (Target_arm::Relocate::relocate): Only decompose address into two
7435 parts if relocation type uses the thumb-bit and pass the actual
7436 bit instead of a flag indicating that the thumb-bit is used. Adjust
7437 calls to methods in Arm_relocate_functions for this change.
7438
1276bc89 74392009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7440
7441 PR 10925
7442 * reloc.cc: Instantiate
7443 Sized_relobj::initialize_input_to_output_maps and
7444 Sized_relobj:free_input_to_output_maps.
7445
e53ad1b5
ILT		 74462009-11-06 Ian Lance Taylor <iant@google.com>
7447
7448 PR 10876
7449 * defstd.cc (in_segment): Set only_if_ref true for "end".
7450
eb44217c
DK		 74512009-11-06 Doug Kwan <dougkwan@google.com>
7452
7453 * arm.cc (class Reloc_stub): Correct a comment.
7454 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7455 (Target_arm::scan_section_for_stubs): New method declaration.
7456 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7457 Change methods from private to protected.
7458 (Target_arm::do_may_relax): New method definition.
7459 (Target_arm::do_relax, Target_arm::group_sections,
7460 Target_arm::scan_reloc_for_stub,
7461 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7462 (Target_arm::arm_input_section_map_): New data member declaration.
7463 (Target_arm::scan_reloc_for_stub,
7464 Target_arm::scan_reloc_section_for_stubs,
7465 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7466 Target_arm::do_relax): New method definitions.
7467
5d329b7d
ILT		 74682009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7469
7470 * configure.ac: Check for (struct stat)::st_mtim
7471 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7472 * config.in: Regenerate.
7473 * configure: Regenerate.
7474
96a0d71b
ILT		 74752009-11-05 Ian Lance Taylor <iant@google.com>
7476
7477 PR 10910
7478 * output.cc (Output_segment::add_output_section): Add missing
7479 return statement.
7480
594c8e5e
ILT		 74812009-11-04 Ian Lance Taylor <iant@google.com>
7482
7483 PR 10880
7484 * object.h (class Object): Add is_needed and set_is_needed
7485 methods. Add is_needed_ field. Make bool fields into bitfields.
7486 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7487 defined in a dynamic object and referenced by a regular object,
7488 set is_needed for the dynamic object.
7489 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7490 if the file is marked with as_needed and it is not needed.
7491
22b127cc
ILT		 74922009-11-04 Ian Lance Taylor <iant@google.com>
7493
7494 PR 10887
7495 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7496 tags if data is discarded by linker script.
7497 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7498 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7499 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7500 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7501
f5c870d2
ILT		 75022009-11-04 Ian Lance Taylor <iant@google.com>
7503
7504 * layout.cc (Layout::get_output_section): Add is_interp and
7505 is_dynamic_linker_section parameters. Change all callers.
7506 (Layout::choose_output_section): Likewise.
7507 (Layout::make_output_section): Likewise.
7508 (Layout::add_output_section_data): Add is_dynamic_linker_section
7509 parameter. Change all callers.
7510 * layout.h (class Layout): Update declarations.
7511 * output.h (class Output_section): Add is_interp, set_is_interp,
7512 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7513 Add is_interp_, is_dynamic_linker_section_ fields. Change
7514 generate_code_fills_at_write_ to a bitfield.
7515 * output.cc (Output_section::Output_sections): Initialize new
7516 fields.
7517 (Output_segment::add_output_section): Add do_sort parameter.
7518 Change all callers.
7519
1ae4d23b
ILT		 75202009-11-03 Ian Lance Taylor <iant@google.com>
7521
7522 PR 10860
7523 * options.h (class General_options): Add --warn-common.
7524 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7525 merging two common symbols.
7526 (Symbol_table::should_override): Handle --warn-common when merging
7527 a common symbol with a defined symbol. Use report_resolve_problem
7528 for multiple definitions.
7529 (Symbol_table::report_resolve_problem): New function.
7530 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7531
55da9579
DK		 75322009-11-03 Doug Kwan <dougkwan@google.com>
7533
7534 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7535 stub_factory_.
7536 (Target_arm::stub_factory): New method definition.
7537 (Target_arm::new_arm_input_section,
7538 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7539 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7540 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7541 New type definitions.
7542 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7543 member declarations.
7544 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7545 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7546 New method definitions.
7547
37a9ac43
ILT		 75482009-11-03 Ian Lance Taylor <iant@google.com>
7549
7550 * options.h (class General_options): Add --warn_constructors.
7551
b3d6a3d4
ILT		 75522009-11-03 Ian Lance Taylor <iant@google.com>
7553
7554 PR 10893
7555 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7556 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7557
934b01dd
ILT		 75582009-11-03 Ian Lance Taylor <iant@google.com>
7559
7560 PR 10895
7561 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7562 --msgid-bugs-address.
7563 (install-pdf): New target.
7564 (install-data_yes): Look up one directory to find mkinstalldirs.
7565
03c1939b
L		 75662009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7567
7568 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7569 tree.
7570
ebd95253
DK		 75712009-10-30 Doug Kwan <dougkwan@google.com>
7572
7573 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7574
e9bbb538
DK		 75752009-10-30 Doug Kwan <dougkwan@google.com>
7576
7577 * arm.cc (Stub_addend_reader): New struct template definition
7578 and partial specializations.
7579 (Stub_addend_reader::operator()): New method definition for a
7580 partially specialized template.
7581
d5b40221
DK		 75822009-10-30 Doug Kwan <dougkwan@google.com>
7583
7584 * arm.cc (Arm_relobj::processor_specific_flags): New method
7585 definition.
7586 (Arm_relobj::do_read_symbols): New method declaration.
7587 (Arm_relobj::processor_specific_flags_): New data member declaration.
7588 (Arm_dynobj): New class definition.
7589 (Target_arm::do_finalize_sections): Add input_objects parameter.
7590 (Target_arm::do_adjust_elf_header): New method declaration.
7591 (Target_arm::are_eabi_versions_compatible,
7592 (Target_arm::merge_processor_specific_flags): New method declaration.
7593 (Target_arm::do_make_elf_object): New overloaded method definitions
7594 and declaration.
7595 (Arm_relobj::do_read_symbols): New method definition.
7596 (Arm_dynobj::do_read_symbols): Ditto.
7597 (Target_arm::do_finalize_sections): Add input_objects parameters.
7598 Merge processor-specific flags from all input objects.
7599 (Target_arm::are_eabi_versions_compatible,
7600 Target_arm::merge_processor_specific_flags,
7601 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7602 New method definitions.
7603 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7604 Input_objects pointer type parameter.
7605 * layout.cc (Layout::finalize): Pass input objects to target's.
7606 finalize_sections function.
7607 * output.cc (Output_file_header::do_sized_write): Set ELF file
7608 header's processor-specific flags.
7609 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7610 Input_objects pointer type parameter.
7611 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7612 * target.h (Input_objects): New forward class declaration.
7613 (Target::processor_specific_flags,
7614 Target::are_processor_specific_flags_sect): New method definitions.
7615 (Target::finalize_sections): Add input_objects parameter.
7616 (Target::Target): Initialize processor_specific_flags_ and
7617 are_processor_specific_flags_set_.
7618 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7619 parameter.
7620 (Target::set_processor_specific_flags): New method definition.
7621 (Target::processor_specific_flags_,
7622 Target::are_processor_specific_flags_set_): New data member
7623 declarations.
7624 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7625 Input_objects pointer type parameter.
7626
ebabffbd
DK		 76272009-10-30 Doug Kwan <dougkwan@google.com>
7628
7629 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7630
ad0f2072
ILT		 76312009-10-28 Ian Lance Taylor <iant@google.com>
7632
7633 * object.h (class Relobj): Drop options parameter from
7634 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7635 do_scan_relocs, do_relocate. Change all callers.
7636 (class Sized_relobj): Drop options parameters from
7637 do_gc_process_relocs, do_scan_relocs, do_relocate,
7638 do_relocate_sections, relocate_sections, emit_relocs_scan,
7639 emit_relocs_scan_reltype. Change all callers.
7640 (struct Relocate_info): Remove options field and all references to
7641 it.
7642 * reloc.h (class Read_relocs): Remove options constructor
7643 parameter and options_ field. Change all callers.
7644 (class Gc_process_relocs, class Scan_relocs): Likewise.
7645 (class Relocate_task): Likewise.
7646 * target-reloc.h (scan_relocs): Remove options parameter. Change
7647 all callers.
7648 (scan_relocatable_relocs): Likewise.
7649 * target.h (class Sized_target): Remove options parameter from
7650 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7651 all callers.
7652 * gc.h (gc_process_relocs): Remove options parameter. Change all
7653 callers.
7654 * arm.cc: Update functions to remove options parameters.
7655 * i386.cc: Likewise.
7656 * powerpc.cc: Likewise.
7657 * sparc.cc: Likewise.
7658 * x86_64.cc: Likewise.
7659 * testsuite/testfile.cc: Likewise.
7660
8ffa3667
DK		 76612009-10-28 Doug Kwan <dougkwan@google.com>
7662
7663 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7664 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7665 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7666 New method definitions.
7667
40f36857
CC		 76682009-10-28 Cary Coutant <ccoutant@google.com>
7669
7670 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7671 (Plugin::cleanup_done_): New member.
7672 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7673 (Plugin_manager::cleanup_done_): Remove.
7674 (Plugin_manager::add_input_file): Edit error message.
7675 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7676 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7677
2c849493
ILT		 76782009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7679
7680 * fileread.cc: (File_read::View::~View): Use the new
7681 data_ownership_ filed.
7682 (File_read::~File_read): Dispose the new whole_file_view_.
7683 (File_read::open): Mmap the whole file if needed.
7684 (File_read::open): Use whole_file_view_ instead of contents_.
7685 (File_read::find_view): Use whole_file_view_ if applicable.
7686 (File_read::do_read): Use whole_file_view_ instead of contents_.
7687 (File_read::make_view): Use whole_file_view_ instead of contents_,
7688 update File_read::View::View call.
7689 (File_read::find_or_make_view): Update File_read::View::View
7690 call.
7691 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7692 remove contents_
7693 (File_read::View::Data_ownership): New enum.
7694 (File_read::View::View): Replace bool mapped_ with Data_ownership
7695 argument.
7696 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7697 (File_read::View::data_ownership_): New field.
7698 (File_read::contents_): Remove (replaced by whole_file_view_).
7699 (File_read::whole_file_view_): New field.
7700 * options.h (class General_options): Add --keep-files-mapped.
7701
24998053
CC		 77022009-10-27 Cary Coutant <ccoutant@google.com>
7703
7704 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7705 * testsuite/Makefile.am (plugin_test_5): New test case.
7706 * testsuite/Makefile.in: Regenerate.
7707
72adc4fa
DK		 77082009-10-25 Doug Kwan <dougkwan@google.com>
7709
7710 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7711 from private to protected to allow access by child class.
7712 (Sized_relobj::do_relocate_sections): New method declaration.
7713 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7714 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7715 Sized_relobj::relocate_sections. Instantiate template explicitly
7716 for different target sizes and endianity.
7717
07f508a2
DK		 77182009-10-24 Doug Kwan <dougkwan@google.com>
7719
7720 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7721 (Arm_input_section::as_arm_input_section): New method.
7722 (Arm_output_section): New class definition.
7723 (Arm_output_section::create_stub_group,
7724 Arm_output_section::group_sections): New method definitions.
7725
10ad9fe5
DK		 77262009-10-22 Doug Kwan <dougkwan@google.com>
7727
7728 * arm.cc (Arm_input_section): New class definition.
7729 (Arm_input_section::init, Arm_input_section:do_write,
7730 Arm_input_section::set_final_data_size,
7731 Arm_input_section::do_reset_address_and_file_offset): New method
7732 definitions.
7733
56ee5e00
DK		 77342009-10-21 Doug Kwan <dougkwan@google.com>
7735
7736 * arm.cc (Stub_table, Arm_input_section): New forward class
7737 declarations.
7738 (Stub_table): New class defintion.
7739 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7740 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7741 New method definition.
7742
b569affa
DK		 77432009-10-21 Doug Kwan <dougkwan@google.com>
7744
7745 * arm.cc: Update copyright comments.
7746 (Target_arm): New forward class template declaration.
7747 (Arm_address): New type.
7748 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7749 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7750 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7751 constants.
7752 (Insn_template): Same.
7753 (DEF_STUBS): New macro.
7754 (Stub_type): New enum type.
7755 (Stub_template): New class definition.
7756 (Stub): Same.
7757 (Reloc_stub): Same.
7758 (Stub_factory): Same.
7759 (Target_arm::Target_arm): Initialize may_use_blx_ and
7760 should_force_pic_veneer_.
7761 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7762 Target_arm::should_force_pic_veneer,
7763 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7764 Target_arm::using_thumb_only, Target_arm:;default_target): New
7765 method defintions.
7766 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7767 New data member declarations.
7768 (Insn_template::size, Insn_template::alignment): New method defintions.
7769 (Stub_template::Stub_template): New method definition.
7770 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7771 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7772 (Stub_factory::Stub_factory): New method definition.
7773 * gold.h (string_hash): New template.
7774 * output.h (Input_section_specifier::hash_value): Use
7775 gold::string_hash.
7776 (Input_section_specifier::string_hash): Remove.
7777 * stringpool.cc (Stringpool_template::string_hash): Use
7778 gold::string_hash.
7779
6c172549
DK		 77802009-10-20 Doug Kwan <dougkwan@google.com>
7781
7782 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7783 symbols of relaxed input sections.
7784 * output.h (Output_section::find_relaxed_input_section): Make
7785 method public.
7786
c5617f2f
DK		 77872009-10-16 Doug Kwan <dougkwan@google.com>
7788
7789 * dynobj.cc (Versions::Versions): Initialize version_script_.
7790 Only insert base version symbol definition for a shared object
7791 if version script defines any version versions.
7792 (Versions::define_base_version): New method definition.
7793 (Versions::add_def): Check that base version is not needed.
7794 (Versions::add_need): Define base version lazily.
7795 * dynobj.h (Versions::define_base_version): New method declaration.
7796 (Versions::needs_base_version_): New data member declaration.
7797 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7798 (check_DATA): Add no_version_test.stdout.
7799 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7800 New make rules.
7801 * testsuite/Makefile.in: Regenerate.
7802 * testsuite/no_version_test.c: New file.
7803 * testsuite/no_version_test.sh: Ditto.
7804
3c12dcdb
DK		 78052009-10-16 Doug Kwan <dougkwan@google.com>
7806
7807 * expression.cc (class Segment_start_expression): New class definition.
7808 (Segment_start_expression::value): New method definition.
7809 (script_exp_function_segment_start): Return a new
7810 Segment_start_expression.
7811 * gold/script-c.h (script_saw_segment_start_expression): New function
7812 prototype.
7813 * script-sections.cc (Script_sections::Script_sections): Initialize
7814 SAW_SEGMENT_START_EXPRESSION_ to false.
7815 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7816 and -Tbbs options to specify section addresses if given in
7817 command line and no SEGMENT_START expression is seen in a script.
7818 * script-sections.h (Script_sections::saw_segment_start_expression,
7819 Script_sections::set_saw_segment_start_expression): New method
7820 definition.
7821 (Script_sections::saw_segment_start_expression_): New data member
7822 declaration.
7823 * script.cc (script_saw_segment_start_expression): New function.
7824 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7825 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7826 script_test_7.sh and script_test_8.sh.
7827 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7828 script_test_8.stdout.
7829 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7830 (script_test_6, script_test_6.stdout, script_test_7,
7831 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7832 * Makefile.in: Regenerate.
7833 * testsuite/script_test_6.sh: New file.
7834 * testsuite/script_test_6.t: Same.
7835 * testsuite/script_test_7.sh: Same.
7836 * testsuite/script_test_7.t: Same.
7837 * testsuite/script_test_8.sh: Same.
7838
64b1ae37
DK		 78392009-10-16 Doug Kwan <dougkwan@google.com>
7840
7841 * output.cc (Output_segment::set_section_list_address): Cast
7842 expressions to unsigned long long type to avoid format warnings.
7843
661be1e2
ILT		 78442009-10-15 Ian Lance Taylor <iant@google.com>
7845
12edd763 7846 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7847 dot assignment to script_sections_.
12edd763
ILT		 7848 * script-sections.cc (Script_sections::add_dot_assignment):
7849 Initialize if necessary.
7850
68b6574b
ILT		 7851 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7852 program headers with no load segment if there is a linker script.
7853
661be1e2
ILT		 7854 * layout.cc (Layout::set_segment_offsets): Align the file offset
7855 to the segment aligment for -N or -n with no load segment.
7856 * output.cc (Output_segment::add_output_section): Don't crash if
7857 the first section is a TLS section.
7858 (Output_segment::set_section_list_addresses): Print an error
7859 message if the address moves backward in a linker script.
7860 * script-sections.cc
7861 (Output_section_element_input::set_section_addresses): Don't
7862 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7863 (Orphan_output_section::set_section_addresses): Likewise.
7864
f15f61a7
DK		 78652009-10-15 Doug Kwan <dougkwan@google.com>
7866
7867 * layout.cc (Layout::finish_dynamic_section): Generate tags
7868 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7869 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7870 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7871
82bb573a
ILT		 78722009-10-14 Ian Lance Taylor <iant@google.com>
7873
7874 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7875 fields.
7876 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7877 data_shdr fields of relinfo.
7878 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7879 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7880 R_386_TLS_LDO_32, adjust based on section flags.
7881 (Target_i386::Relocate::fix_up_ldo): Remove.
7882
374ad285
ILT		 78832009-10-13 Ian Lance Taylor <iant@google.com>
7884
7885 Add support for -pie.
7886 * options.h (class General_options): Add -pie and
7887 --pic-executable.
7888 (General_options::output_is_position_independent): Test -pie.
7889 (General_options::output_is_executable): Return true if not shared
7890 and not relocatable.
7891 (General_options::output_is_pie): Remove.
7892 * options.cc (General_options::finalize): Reject incompatible uses
7893 of -pie.
7894 * gold.cc (queue_middle_tasks): A -pie link is not static.
7895 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7896 * symtab.cc (Symbol::final_value_is_known): Return false if
7897 output_is_position_independent.
7898 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7899 output_is_position_independent.
7900 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7901 output_is_position_independent.
7902 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7903 output_is_position_independent.
7904 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7905 two_file_pie_test.
7906 (basic_pie_test.o, basic_pie_test): New targets.
7907 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7908 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7909 (two_file_pie_test): New target.
7910 * testsuite/Makefile.in: Rebuild.
7911 * README: Remove note saying that -pie is not supported.
7912
c6585162
ILT		 79132009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7914
7915 * options.h (class General_options): Add -init and -fini.
7916 * layout.cc (Layout::finish_dynamic_section): Emit
7917 given init and fini functions.
7918
032ce4e9
ST		 79192009-10-13 Sriraman Tallam <tmsriram@google.com>
7920
7921 * gc.h (gc_process_relocs): Check if icf is enabled using new
7922 function.
7923 * gold.cc (queue_initial_tasks): Likewise.
7924 (queue_middle_tasks): Likewise.
7925 * object.cc (do_layout): Likewise.
7926 * symtab.cc (is_section_folded): Likewise.
7927 * main.cc (main): Likewise.
7928 * reloc.cc (Read_relocs::run): Likewise.
7929 (Sized_relobj::do_scan_relocs): Likewise.
7930 * icf.cc (is_function_ctor_or_dtor): New function.
7931 (Icf::find_identical_sections): Check if function is ctor or dtor when
7932 safe icf is chosen.
7933 * options.h (General_options::icf): Change option to be an enum.
7934 (Icf_status): New enum.
7935 (icf_enabled): New method.
7936 (icf_safe_folding): New method.
7937 (set_icf_status): New method.
7938 (icf_status_): New variable.
7939 * (options.cc) (General_options::finalize): Set icf_status_.
7940 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7941 icf_test and icf_keep_unique_test to use the --icf enum flag.
7942 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7943 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7944
f345227a
ST		 79452009-10-12 Sriraman Tallam <tmsriram@google.com>
7946
7947 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7948 includes to gc.h and icf.h.
7949 * arm.cc: Include gc.h.
7950 * gold.cc: Likewise.
7951 * i386.cc: Likewise.
7952 * powerpc.cc: Likewise.
7953 * sparc.cc: Likewise.
7954 * x86_64.cc: Likewise.
7955 * gc.h: Include icf.h.
7956
1c7814ed
ILT		 79572009-10-11 Ian Lance Taylor <iant@google.com>
7958
7959 * plugin.cc: Include "gold.h" before other header files.
7960
ae3b5189
CD		 79612009-10-10 Chris Demetriou <cgd@google.com>
7962
7963 * options.h (Input_file_argument::Input_file_type): New enum.
7964 (Input_file_argument::is_lib_): Replace with...
7965 (Input_file_argument::type_): New member.
7966 (Input_file_argument::Input_file_argument): Take Input_file_type
7967 'type' rather than boolean 'is_lib' as second argument.
7968 (Input_file_argument::is_lib): Use type_.
7969 (Input_file_argument::is_searched_file): New function.
7970 (Input_file_argument::may_need_search): Handle is_searched_file.
7971 * options.cc (General_options::parse_library): Support -l:filename.
7972 (General_options::parse_just_symbols): Update for Input_file_argument
7973 changes.
7974 (Command_line::process): Likewise.
7975 * archive.cc (Archive::get_file_and_offset): Likewise.
7976 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7977 * script.cc (read_script_file, script_add_file): Likewise.
7978 * fileread.cc (Input_file::Input_file): Likewise.
7979 (Input_file::will_search_for): Handle is_searched_file.
7980 (Input_file::open): Likewise.
7981 * readsyms.cc (Read_symbols::get_name): Likewise.
7982 * testsuite/Makefile.am (searched_file_test): New test.
7983 * testsuite/Makefile.in: Regenerate.
7984 * testsuite/searched_file_test.cc: New file.
7985 * testsuite/searched_file_test_lib.cc: New file.
7986
f3048a1d
ILT		 79872009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7988 Ian Lance Taylor <iant@google.com>
7989
7990 * descriptor.cc: Include <cstdio> and "binary-io.h".
7991 (Descriptors::open): Open the files in binary mode always.
7992 * script.cc (Lex::get_token): Treat \r as whitespace.
7993
d4780e57
ILT		 79942009-10-09 Ian Lance Taylor <iant@google.com>
7995
7996 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7997
d9a893b8
ILT		 79982009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7999 Ian Lance Taylor <iant@google.com>
8000
8001 * configure.ac: Check for readv function also.
8002 * fileread.cc (readv): Define if not HAVE_READV.
8003 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8004 does not exist.
8005 * config.in: Regenerate.
8006 * configure: Regenerate.
8007
c0a62865
DK		 80082009-10-09 Doug Kwan <dougkwan@google.com>
8009
8010 * layout.cc (Layout::make_output_section): Call target hook to make
8011 ordinary output section.
8012 (Layout::finalize): Adjust parameter list of call the
8013 Target::may_relax().
8014 * layout.h (class Layout::section_list): New method.
8015 * merge.h (Output_merge_base::entsize): Change visibility to public.
8016 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8017 New methods.
8018 (Output_merge_string::do_is_string): New method.
8019 * object.cc (Sized_relobj::do_setup): renamed from
8020 Sized_relobj::set_up.
8021 * object.h (Sized_relobj::adjust_shndx,
8022 Sized_relobj::initializ_input_to_output_maps,
8023 Sized_relobj::free_input_to_output_maps): Change visibilities to
8024 protected.
8025 (Sized_relobj::setup): Virtualize.
8026 (Sized_relobj::do_setup): New method declaration.
8027 (Sized_relobj::invalidate_section_offset,
8028 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8029 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8030 * options.cc (parse_int): New function.
8031 * options.h (parse_int): New declaration.
8032 (DEFINE_int): New macro.
8033 (stub_group_size): New option.
8034 * output.cc (Output_section::Output_section): Initialize memebers
8035 merge_section_map_, merge_section_by_properties_map_,
8036 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8037 (Output_section::add_input_section): Handled deferred code-fill
8038 generation and remove an old comment.
8039 (Output_section::add_relaxed_input_section): New method definition.
8040 (Output_section::add_merge_input_section): Use merge section by
8041 properties map to speed to search. Update merge section maps
8042 as appropriate.
8043 (Output_section::build_relaxation_map): New method definition.
8044 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8045 Same.
8046 (Output_section::relax_input_section): Renamed to
8047 Output_section::convert_input_sections_to_relaxed_sections and change
8048 interface to take a vector of pointers to relaxed sections.
8049 (Output_section::find_merge_section,
8050 Output_section::find_relaxed_input_section): New method definitions.
8051 (Output_section::is_input_address_mapped,
8052 Output_section::output_offset, Output_section::output_address):
8053 Use output section data maps to speed up searching.
8054 (Output_section::find_starting_output_address): Add comments.
8055 (Output_section::do_write,
8056 Output_section::write_to_postprocessing_buffer): Do code-fill
8057 generation as appropriate.
8058 (Output_section::get_input_sections): Invalidate relaxed input section
8059 map.
8060 (Output_section::restore_states): Adjust type of checkpoint .
8061 Invalidate relaxed input section map.
8062 * output.h (Output_merge_base): New class declaration.
8063 (Input_section_specifier): New class defintion.
8064 (class Output_relaxed_input_section) Change base class to
8065 Output_section_data_build.
8066 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8067 base class initializer.
8068 (Output_section::add_relaxed_input_section): New method declaration.
8069 (Output_section::Input_section): Change visibility to protected.
8070 (Output_section::Input_section::relobj,
8071 Output_section::Input_section::shndx): Handle relaxed input sections.
8072 Output_section::input_sections) Change visibility to protected. Also
8073 define overload to return a non-const pointer.
8074 (Output_section::Merge_section_properties): New class defintion.
8075 (Output_section::Merge_section_by_properties_map,
8076 Output_section::Output_section_data_by_input_section_map,
8077 Output_section::Relaxation_map): New types.
8078 (Output_section::relax_input_section): Rename method to
8079 Output_section::convert_input_sections_to_relaxed_sections and change
8080 interface to take a vector of relaxed section pointers.
8081 (Output_section::find_merge_section,
8082 Output_section::find_relaxed_input_section,
8083 Output_section::build_relaxation_map,
8084 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8085 New method declarations.
8086 (Output_section::merge_section_map_
8087 Output_section::merge_section_by_properties_map_,
8088 Output_section::relaxed_input_section_map_,
8089 Output_section::is_relaxed_input_section_map_valid_,
8090 Output_section::generate_code_fills_at_write_): New data members.
8091 * script-sections.cc
8092 (Output_section_element_input::set_section_addresses): Call
8093 current_data_size and addralign methods of relaxed input sections.
8094 (Orphan_output_section::set_section_addresses): Call current_data_size
8095 and addralign methods of relaxed input sections.
8096 * symtab.cc (Symbol_table::compute_final_value): Extract template
8097 from the body of Symbol_table::sized_finalize_symbol.
8098 (Symbol_table::sized_finalized_symbol): Call
8099 Symbol_table::compute_final_value.
8100 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8101 (Symbol_table::compute_final_value): New templated method declaration.
8102 * target.cc (Target::do_make_output_section): New method defintion.
8103 * target.h (Target::make_output_section): New method declaration.
8104 (Target::relax): Add more parameters for input objects, symbol table
8105 and layout. Adjust call to do_relax.
8106 (Target::do_make_output_section): New method declaration.
8107 (Target::do_relax): Add parameters for input objects, symbol table
8108 and layout.
8109
d446d6c4
ILT		 81102009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8111
8112 * pread.c: Include stdio.h.
8113
bc06c745
ILT		 81142009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8115
8116 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8117 defined.
8118
75aea3d0
ILT		 81192009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120
8121 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8122 Change read_shndx type to unsigned int.
8123 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8124 int.
8125 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8126 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8127 Change read_shndx type to unsigned int.
8128 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8129 int.
8130 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8131 * layout.cc (Layout::create_symtab_sections): Cast the result of
8132 local_symcount * symsize to off_t in the gold_assert.
8133
be8fcb75
ILT		 81342009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8135
8136 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8137 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8138 R_ARM_BASE_ABS.
8139 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8140 (Arm_relocate_functions::thm_abs5): New function.
8141 (Arm_relocate_functions::abs12): New function.
8142 (Arm_relocate_functions::abs16): New function.
8143 (Arm_relocate_functions::base_abs): New function.
8144 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8145 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8146 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8147 R_ARM_BASE_ABS.
8148 (Scan::global): Likewise.
8149 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8150 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8151 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8152 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8153 R_ARM_BASE_ABS.
8154
c2a122b6
ILT		 81552009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8156
8157 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8158 (Arm_relocate_functions::movt_prel): New function.
8159 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8160 (Arm_relocate_functions::thm_movt_prel): New function.
8161 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8162 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8163 (Scan::global, Relocate::relocate): Likewise.
8164 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8165
c4aa1e2d
ILT		 81662009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8167
8168 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8169 Incremental_checker.
8170 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8171 unsigned int.
8172 (class Incremental_inputs_header): New class.
8173 (Incremental_inputs_header_writer): Edit comment.
8174 (Incremental_inputs_entry): New class.
8175 (Incremental_inputs_entry_writer): Edit comment.
8176 (Sized_incremental_binary::do_find_incremental_inputs_section):
8177 Add *strtab_shndx parameter, fill it.
8178 (Sized_incremental_binary::do_check_inputs): New method.
8179 (Incremental_checker::can_incrementally_link_output_file): Use
8180 Sized_incremental_binary::check_inputs.
8181 (Incremental_inputs::report_command_line): Save command line in
8182 command_line_.
8183 * incremental.h:
8184 (Incremental_binary::find_incremental_inputs_section): New
8185 method.
8186 (Incremental_binary::do_find_incremental_inputs_section): Add
8187 strtab_shndx parameter.
8188 (Incremental_binary::do_check_inputs): New pure virtual method.
8189 (Sized_incremental_binary::do_check_inputs): Declare.
8190 (Incremental_checker::Incremental_checker): Add incremental_inputs
8191 parameter, use it to initialize incremental_inputs_.
8192 (Incremental_checker::incremental_inputs_): New field.
8193 (Incremental_checker::command_line): New method.
8194 (Incremental_checker::inputs): New method.
8195 (Incremental_checker::command_line_): New field.
8196
c549a694
ILT		 81972009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8198
8199 * incremental.cc: Include <cstdarg> and "target-select.h".
8200 (vexplain_no_incremental): New function.
8201 (explain_no_incremental): New function.
8202 (Incremental_binary::error): New method.
8203 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8204 method.
8205 (make_sized_incremental_binary): New function.
8206 (open_incremental_binary): New function.
8207 (can_incrementally_link_file): Add checks if output is ELF and has
8208 inputs section.
8209 * incremental.h: Include "elfcpp_file.h" and "output.h".
8210 (Incremental_binary): New class.
8211 (Sized_incremental_binary): New class.
8212 (open_incremental_binary): Declare.
8213 * object.cc (is_elf_object): Use
8214 elfcpp::Elf_recognizer::is_elf_file.
8215 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8216 * output.h (Output_file::filesize): New method.
8217
fd3c5f0b
ILT		 82182009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8219
8220 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8221 New function.
8222 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8223 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8224 function.
8225 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8226 function.
8227 (Arm_relocate_functions::movw_abs_nc): New function.
8228 (Arm_relocate_functions::movt_abs): New function.
8229 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8230 (Arm_relocate_functions::thm_movt_abs): New function.
8231 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8232 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8233 (Scan::global): Likewise.
8234 (Relocate::relocate): Likewise.
8235 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8236
7f5309a5
ILT		 82372009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8238
8239 * arm.cc (Arm_relocate_functions::got_prel) New function.
8240 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8241 (Relocate::relocate): Likewise.
8242 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8243
364c7fa5
ILT		 82442009-10-06 Ian Lance Taylor <iant@google.com>
8245
8246 * options.h (class General_options): Define
8247 split_stack_adjust_size parameter.
8248 * object.h (class Object): Add uses_split_stack_ and
8249 has_no_split_stack_ fields. Add uses_split_stack and
8250 has_no_split_stack accessor functions. Declare
8251 handle_split_stack_section.
8252 (class Reloc_symbol_changes): Define.
8253 (class Sized_relobj): Define Function_offsets. Declare
8254 split_stack_adjust, split_stack_adjust_reltype, and
8255 find_functions.
8256 * object.cc (Object::handle_split_stack_section): New function.
8257 (Sized_relobj::do_layout): Call handle_split_stack_section.
8258 * dynobj.cc (Sized_dynobj::do_layout): Call
8259 handle_split_stack_section.
8260 * reloc.cc (Sized_relobj::relocate_sections): Call
8261 split_stack_adjust for executable sections in split_stack
8262 objects. Pass reloc_map to relocate_section.
8263 (Sized_relobj::split_stack_adjust): New function.
8264 (Sized_relobj::split_stack_adjust_reltype): New function.
8265 (Sized_relobj::find_functions): New function.
8266 * target-reloc.h: Include "object.h".
8267 (relocate_section): Add reloc_symbol_changes parameter. Change
8268 all callers.
8269 * target.h (class Target): Add calls_non_split method. Declare
8270 do_calls_non_split virtual method. Declare match_view and
8271 set_view_to_nop.
8272 * target.cc: Include "elfcpp.h".
8273 (Target::do_calls_non_split): New function.
8274 (Target::match_view): New function.
8275 (Target::set_view_to_nop): New function.
8276 * gold.cc (queue_middle_tasks): Give an error if mixing
8277 split-stack and non-split-stack objects with -r.
8278 * i386.cc (Target_i386::relocate_section): Add
8279 reloc_symbol_changes parameter.
8280 (Target_i386::do_calls_non_split): New function.
8281 * x86_64.cc (Target_x86_64::relocate_section): Add
8282 reloc_symbol_changes parameter.
8283 (Target_x86_64::do_calls_non_split): New function.
8284 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8285 parameter.
8286 * powerpc.cc (Target_powerpc::relocate_section): Add
8287 reloc_symbol_changes parameter.
8288 * sparc.cc (Target_sparc::relocate_section): Add
8289 reloc_symbol_changes parameter.
8290 * configure.ac: Call AM_CONDITIONAL for the default target.
8291 * configure: Rebuild.
8292 * testsuite/Makefile.am (TEST_AS): New variable.
8293 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8294 (check_DATA): Add split_i386 and split_x86_64 files.
8295 (SPLIT_DEFSYMS): Define.
8296 (split_i386_[1234n].o): New targets.
8297 (split_i386_[124]): New targets.
8298 (split_i386_[1234r].stdout): New targets.
8299 (split_x86_64_[1234n].o): New targets.
8300 (split_x86_64_[124]): New targets.
8301 (split_x86_64_[1234r].stdout): New targets.
8302 (MOSTLYCLEANFILES): Add new executables.
8303 * testsuite/split_i386.sh: New file.
8304 * testsuite/split_x86_64.sh: New file.
8305 * testsuite/split_i386_1.s: New file.
8306 * testsuite/split_i386_2.s: New file.
8307 * testsuite/split_i386_3.s: New file.
8308 * testsuite/split_i386_4.s: New file.
8309 * testsuite/split_i386_n.s: New file.
8310 * testsuite/split_x86_64_1.s: New file.
8311 * testsuite/split_x86_64_2.s: New file.
8312 * testsuite/split_x86_64_3.s: New file.
8313 * testsuite/split_x86_64_4.s: New file.
8314 * testsuite/split_x86_64_n.s: New file.
8315 * testsuite/testfile.cc (Target_test): Update relocation_section
8316 function.
8317 * testsuite/Makefile.in: Rebuild.
8318
e8a9fcda
ILT		 83192009-10-06 Ian Lance Taylor <iant@google.com>
8320
8321 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8322 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8323 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8324 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8325 the address on ldo_addrs_.
8326 (Target_i386::Relocate::fix_up_ldo): New function.
8327
e99daf92
ILT		 83282009-10-06 Rafael Espindola <espindola@google.com>
8329
8330 * plugin.cc (add_input_library): New.
8331 (Plugin::load): Add add_input_library to tv.
8332 (Plugin_manager::add_input_file): Add the is_lib argument.
8333 (add_input_file): Update call to Plugin_manager::add_input_file.
8334 (add_input_library): New.
8335 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8336
966d4097
DK		 83372009-09-30 Doug Kwan <dougkwan@google.com>
8338
8339 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8340 symbol and call Symbol::may_need_copy_reloc to determine if
8341 a copy reloc is needed.
8342 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8343 nocopyreloc is given in command line.
8344 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8345 given in command line.
8346 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8347 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8348 of the removed Target_i386::may_need_copy_reloc.
8349 * options.h (copyreloc): New option with default value false.
8350 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8351 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8352 instead of the removed Target_powerpc::may_need_copy_reloc.
8353 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8354 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8355 instead of the removed Target_sparc::may_need_copy_reloc.
8356 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8357 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8358 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8359 instead of the removed Target_x86_64::may_need_copy_reloc.
8360
029ba973
ILT		 83612009-09-30 Ian Lance Taylor <iant@google.com>
8362
8363 * object.h (class Object): Remove target_ field, and target,
8364 sized_target, and set_target methods.
8365 (Object::sized_target): Remove.
8366 (class Sized_relobj): Update declarations. Remove sized_target.
8367 * object.cc (Sized_relobj::setup): Remove target parameter.
8368 Change all callers.
8369 (Input_objects::add_object): Don't do anything with the target.
8370 (make_elf_sized_object): Add punconfigured parameter. Change all
8371 callers. Set or test parameter target.
8372 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8373 Change all callers.
8374 * parameters.cc (Parameters::set_target): Change parameter type to
8375 be non-const.
8376 (Parameters::default_target): Remove.
8377 (set_parameters_target): Change parameter type to be non-const.
8378 (parameters_force_valid_target): New function.
8379 (parameters_clear_target): New function.
8380 * parameters.h (class Parameters): Update declarations. Remove
8381 default_target method. Add sized_target and clear_target
8382 methods. Change target_ to be non-const.
8383 (set_parameters_target): Update declaration.
8384 (parameters_force_valid_target): Declare.
8385 (parameters_clear_target): Declare.
8386 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8387 as NULL if we aren't searching.
8388 (Add_symbols::run): Don't check for compatible target.
8389 * fileread.cc (Input_file::open_binary): Call
8390 parameters_force_valid_target.
8391 * gold.cc (queue_middle_tasks): Likewise.
8392 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8393 set_target on object.
8394 * dynobj.h (class Sized_dynobj): Update declarations.
8395 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8396 make_elf_object returns NULL.
8397 (Archive::include_member): Don't check whether object target is
8398 compatible.
8399 * output.cc (Output_section::add_input_section): Get target from
8400 parameters.
8401 (Output_section::relax_input_section): Likewise.
8402 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8403 parameters.
8404 (Sized_relobj::do_scan_relocs): Likewise.
8405 (Sized_relobj::relocate_sections): Likewise.
8406 * resolve.cc (Symbol_table::resolve): Likewise.
8407 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8408 parameter. Change all callers.
8409 (Symbol_table::add_from_object): Get target from parameters.
8410 (Symbol_table::add_from_relobj): Don't check object target.
8411 (Symbol_table::add_from_dynobj): Likewise.
8412 (Symbol_table::define_special_symbol): Get target from
8413 parameters.
8414 * symtab.h (class Symbol_table): Update declaration.
8415 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8416 parameter. Change all callers. Clear parameter target.
8417 (Binary_test): Test target here.
8418 * testsuite/object_unittest.cc (gold_testsuite): Remove
8419 target_test_pointer parameter. Change all callers.
8420 (Object_test): Test target here.
8421
a6a22b83
ILT		 84222009-09-26 Ian Lance Taylor <iant@google.com>
8423
8424 * testsuite/initpri1.c: Don't try to use constructor priorities if
8425 compiling with gcc before 4.3.
8426
6a8f49fe
ILT		 84272009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8428
8429 * testsuite/retain_symbols_file_test.sh (check_present): Change
8430 output file name to retain_symbols_file_test.stdout.
8431 (check_absent): Likewise.
8432
8c604651
CS		 84332009-09-18 Craig Silverstein <csilvers@google.com>
8434
8435 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8436 * options.cc: Include <cerrno> and <fstream>.
8437 (General_options::finalize): Parse -retain-symbols-file tag.
8438 * options.h: New flag.
8439 (General_options): New method should_retain_symbol, new
8440 variable symbols_to_retain.
8441 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8442 should_retain_symbol map.
8443 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8444 * testsuite/Makefile.in: Regenerate.
8445 * testsuite/retain_symbols_file_test.sh: New file.
8446
ca58b19f
NC		 84472009-09-18 Nick Clifton <nickc@redhat.com>
8448
8449 * po/es.po: Updated Spanish translation.
8450
20e6d0d6
DK		 84512009-09-17 Doug Kwan <dougkwan@google.com>
8452
8453 * debug.h (DEBUG_RELAXATION): New constant.
8454 (DEBUG_ALL): Add DEBUG_RELAXATION.
8455 (debug_string_to_enum): Add relaxation debug option.
8456 * layout.cc
8457 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8458 Layout::Relaxation_debug_check::read_sections,
8459 Layout::Relaxation_debug_check::read_sections): New method definitions.
8460 (Layout::Layout): Initialize data members
8461 record_output_section_data_from_scrips_,
8462 script_output_section_data_list_ and relaxation_debug_check_.
8463 (Layout::save_segments, Layout::restore_segments,
8464 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8465 Layout::relaxation_loop_body): New method definitions.
8466 (Layout::finalize): Support relaxation. Move section layout code to
8467 Layout::relaxation_loop_body.
8468 (Layout::set_asection_address_from_script): Move code for orphan
8469 section placement out.
8470 (Layout::place_orphan_sections_in_script): New method definition.
8471 * layout.h (Output_segment_headers, Output_file_header):
8472 New forward class declarations.
8473 (Layout::~Layout): Define.
8474 (Layout::new_output_section_data_from_script): New method definition.
8475 (Layout::place_orphan_sections_in_script): New method declaration.
8476 (Layout::Segment_states): New type declaration.
8477 (Layout::save_segments, Layout::restore_segments,
8478 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8479 Layout::relaxation_loop_body): New method declarations.
8480 (Layout::Output_section_data_list): New type declaration.
8481 (Layout::Relaxation_debug_check): New class definition.
8482 (Layout::record_output_section_data_from_script_,
8483 Layout::script_output_section_data_list_, Layout::segment_states_,
8484 Layout::relaxation_debug_check_): New data members.
8485 * output.cc: (Output_section_headers::do_size): New method definition.
8486 (Output_section_headers::Output_section_headers): Move size
8487 computation to Output_section_headers::do_size.
8488 (Output_segment_headers::do_size): New method definition.
e1df38aa 8489 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8490 Output_file_header::do_size and call it.
8491 (Output_file_header::do_size): New method definition.
8492 (Output_data_group::Output_data_group): Adjust call to
8493 Output_section_data.
8494 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8495 (Output_symtab_xindex::do_write): Add array bound check.
8496 (Output_section::Input_section::print_to_mapfile): Handle
8497 RELAXED_INPUT_SECTION_CODE.
8498 (Output_section::Output_section): Initialize data member checkpoint_.
8499 (Output_section::~Output_section): Delete checkpoint object pointed
8500 by checkpoint_.
8501 (Output_section::add_input_section): Always add an Input_section if
8502 relaxing.
8503 (Output_section::add_merge_input_section): Add assert.
8504 (Output_section::relax_input_section): New method definition.
8505 (Output_section::set_final_data_size): Set load address to zero for
8506 an unallocated section.
8507 (Output_section::do_address_and_file_offset_have_reset_values):
8508 New method definition.
8509 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8510 Handle relaxed input section.
8511 (Output_section::sort_attached_input_sections): Checkpoint input
8512 section list lazily.
8513 (Output_section::get_input_sections): Change type of input_sections to
8514 list of Simple_input_section pointers. Checkpoint input section list
8515 lazily. Also handle relaxed input sections.
8516 (Output_section::add_input_section_for_script): Take a reference to
8517 a Simple_input_section object instead of Relobj pointer and section
8518 index as parameter. Handle relaxed input sections.
8519 (Output_section::save_states, Output_section::restore_states): New
8520 method definitions.
8521 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8522 (Output_data::is_data_size_fixed): New method definition.
8523 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8524 if it is fixed.
8525 (Output_data::address_and_file_offset_have_reset_values): New method
8526 definition.
8527 (Output_data::do_address_and_file_offset_have_reset_values): New method
8528 definition.
8529 (Output_data::set_data_size): Check that data size is not fixed.
8530 (Output_data::fix_data_size): New method definition.
8531 (Output_data::is_data_size_fixed_): New data member.
8532 (Output_section_headers::set_final_data_size): New method definition.
8533 (Output_section_headers::do_size): New method declaration.
8534 (Output_segment_headers::set_final_data_size): New method definition.
8535 (Output_segment_headers::do_size): New method declaration.
8536 (Output_file_header::set_final_data_size)::New method definition.
8537 (Output_file_header::do_size)::New method declaration.
8538 (Output_section_data::Output_section_data): Add new parameter
8539 is_data_size_fixed and use it to fix data size.
8540 (Output_data_const::Output_data_const): Adjust call to base class
8541 constructor and fix data size.
8542 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8543 base class constructor and fix data size.
8544 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8545 base class constructor and fix data size.
8546 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8547 class constructor and fix data size.
8548 (Output_data_group::set_final_data_size): New method definition.
8549 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8550 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8551 class constructor and fix data size.
8552 (Output_relaxed_input_section): New class definition.
8553 (Output_section::Simple_input_section): New class definition.
8554 (Output_section::get_input_sections): Adjust parameter list.
8555 (Output_section::add_input_section_for_script): Same.
8556 (Output_section::save_states, Output_section::restore_states,
8557 Output_section::do_address_and_file_offset_have_reset_values,
8558 (Output_section::Input_section::Input_section): Handle
8559 RELAXED_INPUT_SECTION_CODE. Add new overload for
8560 Output_relaxed_input_section.
8561 (Output_section::Input_section::is_input_section,
8562 Output_section::Input_section::set_output_section): Handle relaxed
8563 input section.
8564 (Output_section::Input_section::is_relaxed_input_section,
8565 Output_section::Input_section::output_section_data,
8566 Output_section::Input_section::relaxed_input_section): New method
8567 definitions.
8568 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8569 value.
8570 (Output_section::Input_section::u1_): Update comments.
8571 (Output_section::Input_section::u2_): Add new union member poris.
8572 (Output_section::Checkpoint_output_section): New classs definition.
8573 (Output_section::relax_input_section): New method declaration.
8574 (Output_section::checkpoint_): New data member.
8575 (Output_segment): Update comments.
8576 (Output_segment::Output_segment): Un-privatize copy constructor.
8577 (Output_segment::operator=): Un-privatize.
8578 * script-sections.cc (Output_section_element::Input_section_list):
8579 Change element type to Output_section::Simple_input_section.
8580 (Output_section_element_dot_assignment::set_section_addresses):
8581 Register output section data for relaxation clean up.
8582 (Output_data_exression::Output_data_expression): Adjust call to base
8583 constructor to fix data size.
8584 (Output_section_element_data::set_section_addresses): Register
8585 Output_data_expression object for relaxation clean up.
8586 (struct Input_section_info): Replace Relobj pointer and section index
8587 pair with Output_section::Simple_input_section and Convert struct to a
8588 class.
8589 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8590 Input_section_info data member to use accessors.
20e6d0d6
DK		 8591 (Output_section_element_input::set_section_addresses): Use layout
8592 parameter. Adjust code to use Output_section::Simple_input_section
8593 and Input_secction_info classes. Register filler for relaxation
8594 clean up.
8595 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8596 and section index pair with Output_section::Simple_input_section
8597 class. Adjust code accordingly.
8598 (Phdrs_element::release_segment): New method definition.
8599 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8600 segment list.
8601 (Script_sections::release_segments): New method definition.
8602 * gold/script-sections.h (Script_sections::release_segments): New
8603 method declaration.
8604 * gold/target.h (Target::may_relax, Target::relax,
8605 Target::do_may_relax, Target::do_relax): New method definitions.
8606
5e445df6
ILT		 86072009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8608
8609 * arm.cc (has_signed_unsigned_overflow): New function.
8610 (Arm_relocate_functions::abs8): New function.
8611 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8612 (Target_arm::Scan::global): Likewise.
8613 (Target_arm::relocate::relocate): Likewise.
8614 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8615 Likewise.
8616
8c604651 86172009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8618
8619 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8620 * testsuite/Makefile.in: Regenerate.
8621
1e9cc1c2
NC		 86222009-09-11 Nick Clifton <nickc@redhat.com>
8623
8624 * po/gold.pot: Updated by the Translation project.
8625
6a89f575
CC		 86262009-09-08 Cary Coutant <ccoutant@google.com>
8627
8628 * output.cc (Output_file::open): Add execute permission to empty file.
8629 * testsuite/Makefile.am (permission_test): New test.
8630 * testsuite/Makefile.in: Regenerate.
8631
fdcac5af
ILT		 86322009-09-02 Ian Lance Taylor <iant@google.com>
8633
8634 * output.cc (Output_file::resize): Call map_no_anonymous rather
8635 than map.
8636
44453f85
ILT		 86372009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8638
8639 * gold.cc: Include "incremental.h".
8640 (queue_initial_tasks): Call Incremental_checker methods.
8641 * incremental.cc: Include "output.h".
8642 (Incremental_checker::can_incrementally_link_output_file): New
8643 method.
8644 * incremental.h (Incremental_checker): New class.
8645
8646 * output.cc (Output_file::open_for_modification): New method.
8647 (Output_file::map_anonymous): Changed return type to bool. Record
8648 map in base_ field.
8649 (Output_file::map_no_anonymous): New method, broken out of map.
8650 (Output_file::map): Use map_no_anonymous and map_anonymous.
8651 * output.h (class Output_file): Update declarations.
8652
293c1386
CC		 86532009-08-24 Cary Coutant <ccoutant@google.com>
8654
8655 * options.h (Command_line::Pre_options): New class.
8656 (Command_line::pre_options): New member.
8657 * options.cc (gold::options::ready_to_register): New variable.
8658 (One_option::register_option): Do nothing if not registering options.
8659 Assert if same short option registered twice.
8660 (General_options::General_options): Turn off option registration when
8661 done constructing.
8662 (Command_line::Pre_options::Pre_options): New constructor.
8663
f773f3d2
CC		 86642009-08-24 Cary Coutant <ccoutant@google.com>
8665
06a73cfe
CC		 8666 * options.h (General_options::no_keep_memory): Remove incorrect
8667 short option.
f773f3d2 8668
a15af8e2
RW		 86692009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8670
8671 * Makefile.am (am__skiplex, am__skipyacc): New.
8672 * Makefile.in: Regenerate.
8673
c462b41b
RW		 86742009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8675
14ec8efd
RW		 8676 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8677 (INCLUDES): ... this.
8678 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8679 (AM_CPPFLAGS): Renamed from ...
8680 (INCLUDE): ... this.
8681 * Makefile.in, testsuite/Makefile.in: Regenerate.
8682
81ecdfbb
RW		 8683 * Makefile.in: Regenerate.
8684 * aclocal.m4: Likewise.
8685 * config.in: Likewise.
8686 * configure: Likewise.
8687 * testsuite/Makefile.in: Likewise.
8688
c462b41b
RW		 8689 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8690 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8691 * Makefile.in: Regenerate.
8692 * testsuite/Makefile.in: Regenerate.
8693
2da73f13
CC		 86942009-08-19 Cary Coutant <ccoutant@google.com>
8695
8696 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8697 symbols in shared libraries overridden by hidden or internal symbols
8698 in the main program.
8699
2db70501
CD		 87002009-08-19 Chris Demetriou <cgd@google.com>
8701
8702 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8703 checking source file names in error messages.
8704
f733487b
DK		 87052009-08-18 Doug Kwan <dougkwan@google.com>
8706
8707 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8708 an elcpp::Ehdr as parameter. Adjust call to set_target.
8709 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8710 an elfcpp::Ehdr as parameter.
8711 * object.cc (Object::set_target): Remove the version that looks up
8712 a target and sets it.
8713 (Sized_relobj::setup): Take a Target object instead of
8714 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8715 (make_elf_sized_object): Find target and ask target to
8716 make an ELF object.
8717 * object.h: (Object::set_target): Remove the version that looks up
8718 a target and sets it.
8719 (Sized_relobj::setup): Take a Target object instead of
8720 an elfcpp:Ehdr as parameter.
8721 * target.cc: Include dynobj.h.
8722 (Target::do_make_elf_object_implementation): New.
8723 (Target::do_make_elf_object): New.
8724 * target.h (Target::make_elf_object): New template declaration.
8725 (Target::do_make_elf_object): New method declarations.
8726 (Target::do_make_elf_object_implementation): New template declaration.
8727
cc70f101
ILT		 87282009-08-14 Ian Lance Taylor <iant@google.com>
8729
8730 * gold.h (FUNCTION_NAME): Define.
8731 (gold_unreachable): Use FUNCTION_NAME.
8732
ef5e0cb1
ST		 87332009-08-12 Sriraman Tallam <tmsriram@google.com>
8734
8735 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8736 symbol in the --keep-unique list is not found.
8737
48c187ce
ST		 87382009-08-12 Sriraman Tallam <tmsriram@google.com>
8739
8740 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8741 been maked as --keep-unique.
8742 (Icf::unfold_section): New function.
8743 * icf.h (Icf::unfold_section): New function.
8744 * options.h (General_options::keep_unique): New option.
8745 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8746 * testsuite/Makefile.in: Regenerate.
8747 * testsuite/icf_keep_unique_test.sh: New file.
8748 * testsuite/icf_keep_unique_test.cc: New file.
8749
645afe0c
CC		 87502009-08-12 Cary Coutant <ccoutant@google.com>
8751
8752 PR 10471
8753 * resolve.cc (Symbol_table::resolve): Check for references from
8754 dynamic objects to hidden and internal symbols.
8755 * testsuite/Makefile.am (hidden_test.sh): New test.
8756 * testsuite/Makefile.in: Regenerate.
8757 * testsuite/hidden_test.sh: New script.
8758 * testsuite/hidden_test_1.c: New test source.
8759 * testsuite/hidden_test_main.c: New test source.
8760
11af873f
DK		 87612009-08-11 Doug Kwan <dougkwan@google.com>
8762
8763 * arm.cc: Update comments.
8764 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8765 segment to locate the .ARM.exidx section if present.
8766
b9f7d72d
DK		 87672009-08-09 Doug Kwan <dougkwan@google.com>
8768
8769 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8770 patch.
8771
ddd3c53c
ST		 87722009-08-07 Sriraman Tallam <tmsriram@google.com>
8773 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8774 compiler warnings.
8775
27721062
ST		 87762009-08-06 Sriraman Tallam <tmsriram@google.com>
8777
8778 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8779 valid tls_segment only for non-debug-section relocations.
8780 * testsuite/Makefile.am: Add gc_tls_test.
8781 * testsuite/Makefile.in: Regenerate.
8782 * testsuite/gc_tls_test.cc: New file.
8783 * testsuite/gc_tls_test.sh: New file.
8784
ef15dade 87852009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8786
ef15dade
ST		 8787 * icf.cc: New file.
8788 * icf.h: New file.
8789 * Makefile.am (CCFILES): Add icf.cc.
8790 (HFILES): Add icf.h
8791 * Makefile.in: Regenerate.
8792 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8793 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8794 section, symbol and addend information for the relocs.
8795 * gold.cc (queue_middle_tasks): Call identical code folding.
8796 * gold.h: Add defines for multimap.
8797 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8798 to the call of finalize_local_symbols.
8799 * main.cc (main): Create object of class Icf.
8800 * object.cc (Sized_relobj::do_layout): Allow this function to be
8801 called twice during icf.
8802 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8803 to sections marked as identical by icf.
8804 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8805 when available.
8806 (Sized_relobj::do_section_entsize): New function.
8807 * object.h (Object::section_entsize): New function.
8808 (Object::do_section_entsize): New pure virtual function.
8809 (Relobj::finalize_local_symbols): Add new parameter.
8810 (Relobj::do_section_entsize): New function.
8811 * options.h (General_options::icf): New option.
8812 (General_options::icf_iterations): New option.
8813 (General_options::print_icf_sections): New option.
8814 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8815 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8816 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8817 icf.
8818 * symtab.cc (Symbol_table::is_section_folded): New function.
8819 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8820 to sections marked as identical by icf.
8821 * symtab.h (Symbol_table::set_icf): New function.
8822 (Symbol_table::icf): New function.
8823 (Symbol_table::is_section_folded): New function.
8824 (Symbol_table::icf_): New data member.
8825 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8826 * testsuite/Makefile.am: Add commands to build icf_test.
8827 * testsuite/Makefile.in: Regenerate.
8828 * testsuite/icf_test.sh: New file.
8829 * testsuite/icf_test.cc: New file.
8830
c3b65ac4
CD		 88312009-07-24 Chris Demetriou <cgd@google.com>
8832
8833 * layout.cc (is_compressible_debug_section): Fix incorrect
8834 comment about compressed section names.
8835
1caf2c51
ILT		 88362009-07-20 Ian Lance Taylor <ian@airs.com>
8837
8838 PR 10419
8839 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8840
1ef4d87f
ILT		 88412009-07-16 Ian Lance Taylor <iant@google.com>
8842
8843 PR 10400
8844 * layout.h: #include <map>.
8845 (class Kept_section): Change from struct to class. Add accessors
8846 and setters. Add section size to Comdat_group mapping. Change
8847 Comdat_group to std::map. Add is_comdat_ field. Add
8848 linkonce_size field in union.
8849 (class Layout): Update declaration of find_or_add_kept_section.
8850 Don't declare find_kept_object.
8851 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8852 parameter. Add object, shndx, is_comdat, and is_group_name
8853 parameters. Change all callers. Adjust for new Kept_section.
8854 (Layout::find_kept_object): Remove.
8855 * object.cc (Sized_relobj::include_section_group): Update use of
8856 Kept_section. Rename secnum to shndx. Only record
8857 Kept_comdat_section if sections are the same size.
8858 (Sized_relobj::include_linkonce_section): Update use of
8859 Kept_section. Only record Kept_comdat_section if sections are the
8860 same size. Set size of linkonce section.
8861 (Sized_relobj::map_to_kept_section): Update call to
8862 get_kept_comdat_section.
8863 * object.h (class Sized_relobj): Rename fields in
8864 Kept_comdat_section to drop trailing underscores; change object
8865 field to Relobj*. Change Kept_comdat_section_table to store
8866 struct rather than pointer.
8867 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8868 Add kept_object and kept_shndx parameters. Change all callers.
8869 (Sized_relobj::get_kept_comdat_section): Change return type to
8870 bool. Add kept_object and kept_shndx parameters. Change all
8871 callers.
8872 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8873 Layout::find_or_add_kept_section.
8874
37c3b7b0
ILT		 88752009-07-09 Ian Lance Taylor <iant@google.com>
8876
8877 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8878 Reserve space in the hash table.
8879
98fa85cb
ILT		 88802009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8881
8882 * fileread.cc (File_read::get_mtime): New method.
8883 * fileread.h (Timespec): New structure.
8884 (File_read::get_mtime): New method.
8885 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8886 Renamed from timestamp_nsec.
8887 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8888 Elf_Xword.
e1df38aa 8889 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8890 timestamp_nsec.
e1df38aa 8891 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8892 (Incremental_inputs::report_obejct): Save mtime; style fix.
8893 (Incremental_inputs::report_script): Save mtime; style fix.
8894 (Incremental_inputs::finalize_inputs): Style fix.
8895 (Incremental_inputs::finalize): Style fix.
8896 (Incremental_inputs::create_input_section_data): Store inputs
8897 mtime.
8898 * incremental.h (Incremental_inputs::report_script): Add mtime
8899 argument.
8900 (Incremental_inputs::Input_info::Input_info): Intialize only one
8901 union member.
8902 (Incremental_inputs::Input_info::archive): Move to nameless
8903 union.
8904 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8905 (Incremental_inputs::Input_info::script): Move to nameless union.
8906 (Incremental_inputs::mtime): New field.
8907 * script.cc (read_input_script): Pass file mtime to
8908 Incremental_input.
8909 * script.h (Script_info::inputs): Style fix.
8910
c9d70757
ILT		 89112009-07-01 Ian Lance Taylor <ian@airs.com>
8912
8913 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8914 instead of 32.
8915
9c547ec3
ILT		 89162009-06-24 Ian Lance Taylor <iant@google.com>
8917
8918 PR 10156
8919 * layout.cc (Layout::choose_output_section): If we find an
8920 existing section, update the flags.
8921 (Layout::create_notes): New function, broken out of
8922 Layout::finalize.
8923 (Layout::finalize): Don't create note sections.
8924 (Layout::create_note): Don't crash if linker script discards
8925 section.
8926 (Layout::create_gold_note): Likewise.
8927 (Layout::create_build_id): Likewise. Don't set
8928 after_input_sections on the section.
8929 (Layout::create_executable_stack_info): Remove target parameter.
8930 Change caller.
8931 * layout.h (class Layout): Declare create_notes. Update
8932 declaration of create_executable_stack_info.
8933 * gold.cc (queue_middle_tasks): Call create_notes.
8934 * output.cc (Output_section::update_flags_for_input_section): Move
8935 here from output.h. If SHF_ALLOC flag is newly set, mark address
8936 invalid.
8937 * output.h (Output_data::mark_address_invalid): New function.
8938 (class Output_section): Only declare, not define,
8939 update_flags_for_input_section. Remove set_flags.
8940
55458500
ILT		 89412009-06-24 Ian Lance Taylor <iant@google.com>
8942
8943 * script-sections.cc (Output_section_definition::
8944 set_section_addresses): Rename shadowing local load_address to
8945 laddr.
8946
1307d6cd
ILT		 89472009-06-24 Ian Lance Taylor <iant@google.com>
8948
8949 PR 10244
8950 * reloc.cc (relocate_sections): Skip empty relocation sections.
8951
ec3f783e
ILT		 89522009-06-23 Ian Lance Taylor <iant@google.com>
8953
8954 PR 10156
8955 * layout.cc (Layout::create_note): Use choose_output_section
8956 rather than make_output_section.
8957
459c9f1c
ILT		 89582009-06-23 Ian Lance Taylor <iant@google.com>
8959
8960 PR 10237
8961 * options.cc (General_options::parse_V): Set printed_version_.
8962 (General_options::General_options): Initialize printed_version_.
8963 * options.h (class General_options): Add printed_version_ field.
8964 * gold.cc (queue_initial_tasks): If there are no input files,
8965 don't give a fatal error if we printed the version information.
8966 (queue_middle_tasks): If using -r with a shared object, give a
8967 fatal error rather than an ordinary error.
8968
1518dc8f
ILT		 89692009-06-23 Ian Lance Taylor <iant@google.com>
8970
8971 PR 10219
8972 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8973 (Layout::make_output_section): Set have_stabstr_section_ if we see
8974 a .stab*str section.
8975 (Layout::finalize): Call link_stabs_sections.
8976 (Layout::link_stabs_sections): New file.
8977 * layout.h (class Layout): Add have_stabstr_section_ field.
8978 Declare link_stabs_sections.
8979
3d857b98
DK		 89802009-06-23 Doug Kwan <dougkwan@google.com>
8981
8982 * Makefile.am (libgold_a_LIBADD): New.
8983 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8984 * Makefile.in: Regenerate.
8985 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8986 * configure: Regenerate.
8987 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8988 * fileread.cc: Include sys/state.h
8989 * gold.h: Declare memmem and strndup if found missing.
8990 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8991
0639a6f6
ILT		 89922009-06-23 Ian Lance Taylor <iant@google.com>
8993
8994 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8995 * configure: Rebuild.
8996
8d63875c
ILT		 89972009-06-23 Ian Lance Taylor <iant@google.com>
8998
8999 PR 10147
9000 * object.cc (Object::section_contents): Don't try to get a view if
9001 the section has length zero.
9002 (Object::handle_gnu_warning_section): If the section is empty, use
9003 the name of the section as the warning.
9004
f7c8a183
ILT		 90052009-06-23 Ian Lance Taylor <iant@google.com>
9006
9007 PR 10133
9008 * stringpool.h (class Stringpool_template): Add optimize_ field.
9009 (Stringpool_template::set_optimize): New function.
9010 * stringpool.cc (Stringpool_template::Stringpool_template):
9011 Initialize optimize_ field.
9012 (Stringpool_template::set_string_offsets): Test local optimize
9013 fild rather than parameter.
9014 * layout.cc (Layout::Layout): Call set_optimize on the section
9015 name stringpool.
9016
e6a307ba
ILT		 90172009-06-22 Ian Lance Taylor <iant@google.com>
9018
9019 PR 10030
9020 * yyscript.y: Parse TARGET.
9021 * script.cc (script_set_target): New function.
9022 * script-c.h (script_set_target): Declare.
9023 * options.cc (General_options::string_to_object_format): Rename
9024 from string_to_object_format in anonymous namespace. Change
9025 callers.
9026 * options.h (class General_options): Declare
9027 string_to_object_format.
9028
3ee173de
ILT		 90292009-06-22 Ian Lance Taylor <iant@google.com>
9030
9031 * script-sections.cc (Script_sections::create_segments): Don't put
9032 program headers in a PT_LOAD segment if -n or -N.
9033
90342009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9035
9036 PR 10141
9037 * options.h (class General_options): Add -z lazy and -z now. Sort
9038 -z options into alphabetical order.
9039 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9040
cd6739a1 90412009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9042
9043 * layout.cc (Layout::make_output_section): Call
9044 Target::new_output_section.
9045 (Layout::attach_allocated_section_to_segment): Put large section
9046 sections in a separate load segment with the large segment flag
9047 set.
9048 (Layout::segment_precedes): Sort large data segments after other
9049 load segments.
9050 (align_file_offset): New static function.
9051 (Layout::set_segment_offsets): Use align_file_offset.
9052 * output.h (class Output_section): Add is_small_section_ and
9053 is_large_section_ fields.
9054 (Output_section::is_small_section): New function.
9055 (Output_section::set_is_small_section): New function.
9056 (Output_section::is_large_section): New function.
9057 (Output_section::set_is_large_section): New function.
9058 (Output_section::is_large_data_section): New function.
9059 (class Output_segment): Add is_large_data_segment_ field.
9060 (Output_segment::is_large_data_segment): New function.
9061 (Output_segment::set_is_large_data_segment): New function.
9062 * output.cc (Output_section::Output_section): Initialize new
9063 fields.
9064 (Output_segment::Output_segment): Likewise.
9065 (Output_segment::add_output_section): Add assertion that large
9066 data sections always go in large data segments. Force small data
9067 sections to the end of the list of data sections. Force small BSS
9068 sections to the start of the list of BSS sections. For large BSS
9069 sections to the end of the list of BSS sections.
9070 * symtab.h (class Symbol): Declare is_common_shndx.
9071 (Symbol::is_defined): Check Symbol::is_common_shndx.
9072 (Symbol::is_common): Likewise.
9073 (class Symbol_table): Define enum Commons_section_type. Update
9074 declarations. Add small_commons_ and large_commons_ fields.
9075 * symtab.cc (Symbol::is_common_shndx): New function.
9076 (Symbol_table::Symbol_table): Initialize new fields.
9077 (Symbol_table::add_from_object): Put small and large common
9078 symbols in the right list.
9079 (Symbol_table::sized_finalized_symbol): Check
9080 Symbol::is_common_shndx.
9081 (Symbol_table::sized_write_globals): Likewise.
9082 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9083 common symbol lists. Don't call do_allocate_commons_list if the
9084 list is empty.
9085 (Symbol_table::do_allocate_commons_list): Remove is_tls
9086 parameter. Add comons_section_type parameter. Change all
9087 callers. Handle small and large common symbols.
9088 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9089 Symbol::is_common_shndx.
9090 * resolve.cc (symbol_to_bits): Likewise.
9091 * target.h (Target::small_common_shndx): New function.
9092 (Target::small_common_section_flags): New function.
9093 (Target::large_common_shndx): New function.
9094 (Target::large_common_section_flags): New function.
9095 (Target::new_output_section): New function.
9096 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9097 small_common_section_flags, and large_common_section_flags
9098 fields.
9099 (Target::do_new_output_section): New virtual function.
9100 * arm.cc (Target_arm::arm_info): Initialize new fields.
9101 * i386.cc (Target_i386::i386_info): Likewise.
9102 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9103 Likewise.
9104 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9105 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9106 (Target_x86_64::do_new_output_section): New function.
9107 * configure.ac: Define conditional MCMODEL_MEDIUM.
9108 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9109 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9110 (large_LDFLAGS): Define.
9111 * testsuite/large.c: New file.
9112 * testsuite/testfile.cc (Target_test::test_target_info):
9113 Initialize new fields.
9114 * configure, testsuite/Makefile.in: Rebuild.
9115
bb04269c
DK		 91162009-06-05 Doug Kwan <dougkwan@google.com>
9117
9118 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9119 * Makefile.in: Regenerate.
bb04269c
DK		 9120 * i386.cc (class Target_i386): Define new virtual method to
9121 override do_is_local_label_name in parent.
9122 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9123 local symbols if --discard-locals or -X is given.
9124 * options.h (class General_options): Declare new options
9125 '--discard-locals' and '-X' for discarding locals.
9126 * target.h (class Target): Define new methods is_local_label_name.
9127 Declare new virtual method do_is_local_label_name.
9128 * target.cc: New file.
9129 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9130 (check_SCRIPTS): Add discard_locals_test.sh.
9131 (check_DATA): Add discard_local_tests.syms.
9132 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9133 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9134 * testsuite/Makefile.in: Regenerate.
9135 * testsuite/discard_locals_test.c: New file.
9136 * testsuite/discard_locals_test.sh: Same.
9137
805bb01c
DK		 91382009-06-05 Doug Kwan <dougkwan@google.com>
9139
9140 * object.cc (Sized_relobj::Sized_relobj): Initialize
9141 discarded_eh_frame_shndx_ to -1U.
9142 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9143 section.
9144 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9145 a discarded .eh_frame section.
9146 (Sized_relobj::do_finalize_local_symbols): Ditto.
9147 * object.h (class Sized_relobj): Declare new member
9148 discarded_eh_frame_shndx_.
9149 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9150 (local_labels_test.o, local_labels_test): New rules.
9151 * testsuite/Makefile.in: Regenerate.
9152
1dcd334d
DK		 91532009-06-04 Doug Kwan <dougkwan@google.com>
9154
9155 * layout.cc (Layout::section_name_mapping): Add mapping for
9156 special ARM sections.
9157
96d49306
DK		 91582009-06-03 Doug Kwan <dougkwan@google.com>
9159
9160 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9161 (utils::has_overflow): Same.
9162
dff16297
ILT		 91632009-06-03 Ian Lance Taylor <iant@google.com>
9164
9165 * layout.cc (Layout::section_name_mapping): New array, replacing
9166 Layout::linkonce_mapping.
9167 (Layout::section_name_mapping_count): New variable, replacing
9168 Layout::linkonce_mapping_count.
9169 (Layout::linkonce_output_name): Remove.
9170 (Layout::output_section_name): Rewrite.
9171 * layout.h (class Layout): Rename Linkonce_mapping to
9172 Section_name_mapping, linkonce_mapping to section_name_mapping,
9173 linkonce_mapping_count to section_name_mapping_count. Don't
9174 declare linkonce_output_name.
9175
c121c671
DK		 91762009-06-03 Doug Kwan <dougkwan@google.com>
9177
9178 * gold/arm.cc (namespace utils): New.
9179 (Target_arm::reloc_is_non_pic): Define new method.
9180 (class Arm_relocate_functions): New.
9181 (Target_arm::Relocate::relocate): Handle relocation types used by
9182 Android.
9183
07800fab
ILT		 91842009-06-03 Ian Lance Taylor <iant@google.com>
9185
9186 * arm.cc (Target_arm::scan::global): Use || instead of |.
9187
c121c671
DK		 91882009-06-02 Doug Kwan <dougkwan@google.com>
9189
9190 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9191 issued_non_pic_error_.
9192 (class Target_arm::Scan): Declare new method check_non_pic.
9193 Define new method symbol_needs_plt_entry.
9194 Declare new data member issued_non_pic_error_.
9195 (class Target_arm::Relocate): Declare new method
9196 should_apply_static_reloc.
9197 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9198 (Target_arm::Scan::check_non_pic): Define new method.
9199 (Target_arm::Scan::local): Handle a small subset of reloc types used
9200 by Android.
9201 (Target_arm::Scan::local): Same.
9202 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9203
b19b0c6d
ILT		 92042009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9205
9206 * incremental.cc (Incremental_inputs::report_command_line): Filter
9207 out --incremental-* options.
9208
94cdfcff
DK		 92092009-05-29 Doug Kwan <dougkwan@google.com>
9210
9211 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9212 template class.
9213 (class Target_arm): Update comment.
9214 (Target_arm::Target_arm): Initialize new data members GOT_,
9215 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9216 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9217 and Target_arm::rel_dyn_section.
9218 Declare new_enum Target_arm::Got_type.
9219 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9220 and DYNBSS_.
9221 Update commments for member do_dynsym_value.
9222 (Target_arm::got_size, Target_arm::plt_section,
9223 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9224 new methods inside class defintion.
9225 (Target_arm::got_section): Define new method.
9226 (Target_arm::rel_dyn_section): Same.
9227 (Output_data_plt_arm): New template class.
9228 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9229 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9230 (Output_data_plt_arm::add_entry): Same.
9231 (Output_data_plt_arm::first_plt_entry): Define new
9232 static data member for PLT instruction template.
9233 (Output_data_plt_arm::plt_entry): Same.
9234 (Output_data_plt_arm::do_write): Define new method.
9235 (Target_arm::make_plt_entry): Same.
9236 (Target_arm::do_finalize_sections): Same.
9237 (Target_arm::do_dynsym_value): Same.
9238
4a657b0d
DK		 92392009-05-28 Doug Kwan <dougkwan@google.com>
9240
9241 * Makefile.am (TARGETSOURCES): Add arm.cc.
9242 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9243 * Makefile.in: Regenerate.
9244 * arm.cc: New file.
9245 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9246
e7ae8c36
DK		 92472009-05-26 Doug Kwan <dougkwan@google.com>
9248
9249 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9250 (General_options::check_excluded_libs): Strip off directories in
9251 archive name before matching like GNU ld does.
9252 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9253 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9254 (exclude_libs_test_LDFLAGS): Add linker option
9255 -Wl,--exclude-libs,libexclude_libs_test_3
9256 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9257 an explicit archive without using -l.
9258 (alt/libexclude_libs_test_3.a): New make rule.
9259 * testsuite/Makefile.in: Regenerate.
9260 * testsuite/exclude_libs_test.c : Declare lib3_default().
9261 (main): Call it.
9262 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9263 * exclude_libs_test_3.c: New file.
9264
f12e7348
NC		 92652009-05-26 Nick Clifton <nickc@redhat.com>
9266
9267 * po/id.po: New Indonesian translation.
9268 * po/gold.pot: Updated template file.
9269
4daadc0d
ST		 92702009-05-22 Sriraman Tallam <tmsriram@google.com>
9271
e1df38aa 9272 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9273 gc_comdat_test files. Add -Wl,--gc-sections to build
9274 gc_comdat_test.
9275 * testsuite/Makefile.in: Regenerate.
9276 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9277
531813ad
ST		 92782009-05-21 Sriraman Tallam <tmsriram@google.com>
9279
9280 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9281 kept comdat section was garbage collected.
9282 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9283 * testsuite/Makefile.in: Regenerate.
9284 * testsuite/gc_comdat_test.sh: New file.
9285 * testsuite/gc_comdat_test_1.cc: New file.
9286 * testsuite/gc_comdat_test_2.cc: New file.
9287
65514900
CC		 92882009-05-19 Doug Kwan <dougkwan@google.com>
9289
9290 * archive.cc (Archive::Archive): Move constructor from archive.h
9291 to here. Initialize no_export_.
9292 (Archive::get_elf_object_for_member): Set no_export flag of object.
9293 * archive.h (Archive::Archive): Move constructor body to
9294 archive.cc.
9295 (Archive::no_export): New method.
9296 (Archive::no_export_): New field.
9297 * object.h (Object::Object): Initialize no_export_ to false.
9298 (Object::no_export, Object::set_no_export): New methods.
9299 (Object::no_export_): New field.
9300 * options.cc (General_options::parse_exclude_libs): New method.
9301 (General_options::check_excluded_libs) Same.
9302 * options.h (exclude_libs): New option.
9303 (General_options::check_excluded_libs): New method declaration.
9304 (General_options::excluded_libs_): New field.
9305 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9306 default or protected visibility if an object has no-export flag set.
9307 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9308 (check_SCRIPTS): Add exclude_libs_test.sh.
9309 (check_DATA): Add exclude_libs_test.syms.
9310 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9311 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9312 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9313 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9314 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9315 libexclude_libs_test_2.a): New rules.
9316 * testsuite/Makefile.in: Regenerate.
9317 * testsuite/exclude_libs_test.c: New file.
9318 * testsuite/exclude_libs_test.sh: Ditto.
9319 * testsuite/exclude_libs_test_1.c: Ditto.
9320 * testsuite/exclude_libs_test_2.c: Ditto.
9321
1b77ea50
ILT		 93222009-05-15 Ian Lance Taylor <iant@google.com>
9323
9324 * configure.ac: Check for declarations for cases where libiberty.h
9325 checks HAVE_DECL_xxx.
9326 * configure, config.in: Rebuild.
9327
072fe7ce
ILT		 93282009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9329
9330 * gold.h (Incremental_argument_list): Remove (invalid) forward
9331 declaration.
9332 * incremental.cc (Incremental_inputs::report_achive): New method.
9333 (Incremental_inputs::report_object): New method.
9334 (Incremental_inputs::report_script): New method.
9335 (Incremental_inputs::finalize_inputs): New method.
9336 (Incremental_inputs::finalize): Call finalize_inputs().
9337 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9338 Create inputs entries.
9339 * incremental.h (Incremental_input_type): New enum.
9340 (Incremental_inputs::Incremental_input): Initialize new fields.
9341 (Incremental_inputs::report_inputs): New method.
9342 (Incremental_inputs::report_achive): New method.
9343 (Incremental_inputs::report_object): New method.
9344 (Incremental_inputs::report_script): New method.
9345 (Incremental_inputs::finalize_inputs): New method.
9346 (Incremental_inputs::Input_info): New struct.
9347 (Incremental_inputs::Input_info_map): New typedef.
9348 (Incremental_inputs::lock_): New field.
9349 (Incremental_inputs::Inputs_): New field.
9350 (Incremental_inputs::Inputs_map): New field.
9351 * main.cc (main): Call Incremental_input::report_inputs.
9352 * options.h (Input_argument_list): Typedef moved from
9353 Input_arguments.
9354 (Input_file_group::Files): Remove, use ::Input_argument_list.
9355 (Input_file_group::Input_argument_list): Remove, use
9356 ::Input_argument_list.
9357 * plugin.cc (Plugin_manager::add_input_file): Add error in
9358 incremental build.
9359 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9360 functions.
9361 * script.cc (read_input_script): Call
9362 Incremental_input::report_script.
9363 * script.h (Script_info): New class.
9364
b0481b0b
ILT		 93652009-04-27 Ian Lance Taylor <iant@google.com>
9366
9367 * x86_64.cc (do_adjust_output_section): Set entsize to
9368 plt_entry_size.
9369
b22a5a41 93702009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9371
9372 * output.cc (Output_file::close): After short writes, continue
9373 writing from the correct offset in the buffer being written.
9374
40fde488
CD		 93752009-04-23 Chris Demetriou <cgd@google.com>
9376
9377 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9378 * configure: Regenerate.
9379 * config.in: Regenerate.
9380 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9381 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9382
3ce2c28e
ILT		 93832009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9384
9385 * incremental.cc (Incremental_inputs_header_data): Renamed from
9386 Incremental_input_header_data.
9387 (Incremental_inputs_header_data::data_size): New field.
9388 (Incremental_inputs_header_data::put_input_file_count): Renamed
9389 from input_file_count.
9390 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9391 from command_line_offset.
9392 (Incremental_inputs_header_data::put_reserved): Renamed from
9393 put_reserved.
9394 (Incremental_inputs_entry_data): Renamed from
9395 Incremental_input_entry_data.
9396 (Incremental_inputs_entry_data::data_size): New field.
9397 (Incremental_inputs::report_command_line): New method.
9398 (Incremental_inputs::finalize): New method.
9399 (Incremental_inputs::create_incremental_inputs_data): New method.
9400 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9401 * incremental.h: New file.
9402 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9403 (Layout::finalize): Create incremental inputs section in
9404 incremental builds.
9405 (Layout::create_incremental_info_sections): New method.
9406 * layout.h (Layout::incremental_inputs): New method.
9407 (Layout::create_incremental_info_sections): New method.
9408 (Layout::incremental_inputs_): New field.
9409 * main.cc (main): Notify Incremental_input of the command line.
9410
e55bde5e
ILT		 94112009-04-01 Ian Lance Taylor <iant@google.com>
9412 Mikolaj Zalewski <mikolajz@google.com>
9413
9414 * gold.h (reserve_unordered_map): Define, three versions, one for
9415 each version of Unordered_map.
9416 * layout.cc (Layout::Layout): Remove options parameter. Add
9417 number_of_input_files parameter. Don't initialize options_.
9418 Initialize number_of_input_files_ and resized_signatures_. Move
9419 sections_are_attached_.
9420 (Layout::layout_group): Reserve space for group_signatures_.
9421 (Layout::find_or_add_kept_section): Change name parameter to be a
9422 reference. Resize signatures_ map when it gets large enough.
9423 (Layout::layout_eh_frame): Use parameters->options() instead of
9424 this->options_.
9425 (Layout::make_output_section): Likewise.
9426 (Layout::attach_allocated_section_to_segment): Likewise.
9427 (Layout::finalize, Layout::create_executable_stack): Likewise.
9428 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9429 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9430 * layout.h (class Layout): Update declarations. Remove options_
9431 field. Add number_of_input_files_ and resized_signatures_
9432 fields. Move sections_are_attached_ field.
9433 * main.cc (main): Pass number of input files to Layout
9434 constructor. Don't pass options.
9435
154b857c
ILT		 94362009-03-30 Ian Lance Taylor <iant@google.com>
9437
9438 * ffsll.c (ffsll): Correct implementation.
9439
2f35ab9b
ILT		 94402009-03-27 Ian Lance Taylor <iant@google.com>
9441
fd03461a
ILT		 9442 * ffsll.c: New file.
9443 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9444 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9445 * ftruncate.c (ftruncate): Declare before definition.
9446 * mremap.c (mremap): Likewise.
9447 * pread.c (pread): Likewise.
9448 * configure, Makefile.in, config.in: Rebuild.
9449
2f35ab9b
ILT		 9450 * mremap.c: New file.
9451 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9452 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9453 (mremap): Declare if HAVE_MREMAP is not defined.
9454 * configure, Makefile.in, config.in: Rebuild.
9455
33aea2fd
CC		 94562009-03-27 Cary Coutant <ccoutant@google.com>
9457
9458 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9459 position independent.
9460 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9461 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9462
6d479619
CC		 94632009-03-24 Cary Coutant <ccoutant@google.com>
9464
9465 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9466 an executable.
9467 (needs_dynamic_reloc): Likewise.
9468
afc06bb8
ILT		 94692009-03-24 Ian Lance Taylor <iant@google.com>
9470
9471 * yyscript.y (file_cmd): Recognize EXTERN.
9472 (extern_name_list, extern_name_list_body): New nonterminals.
9473 * script.cc (script_add_extern): Define.
9474 * script-c.h (script_add_extern): Declare.
9475
f6060a4d
ILT		 94762009-03-24 Rafael Avila de Espindola <espindola@google.com>
9477
9478 * object.cc (is_elf_object): Define.
9479 * object.h (is_elf_object): Declare.
9480 * archive.cc (Archive::get_elf_object_for_member): Call
9481 is_elf_object.
33aea2fd 9482 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9483
26736d8e
ILT		 94842009-03-24 Elliott Hughes <enh@google.com>
9485
9486 * output.cc (Output_file::map_anonymous): Define.
9487 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9488 try an anonymous one. Report the size if the mmap fails.
9489 * output.h (class Output_file): Declare map_anonymous.
9490
22fd9730
ILT		 94912009-03-24 Ian Lance Taylor <iant@google.com>
9492
9493 * target-select.cc (instantiate_target): Don't acquire the lock if
9494 the instantiated_target_ field has already been set.
9495
cb010894
ILT		 94962009-03-23 Ian Lance Taylor <iant@google.com>
9497
7f055c20
ILT		 9498 * gold-threads.h (class Initialize_lock): Define.
9499 * gold-threads.cc (class Initialize_lock_once): Define.
9500 (initialize_lock_control): New static variable.
9501 (initialize_lock_pointer): New static variable.
9502 (initialize_lock_once): New static function.
9503 (Initialize_lock::Initialize_lock): Define.
9504 (Initialize_lock::initialize): Define.
9505 * target-select.h: Include "gold-threads.h".
9506 (class Target_selector): Add lock_ and initialize_lock_ fields.
9507 Don't define instantiate_target, just declare it.
9508 * target-select.cc (Target_selector::Target_selector): Initialize
9509 new fields.
9510 (Target_selector::instantiate_target): Define.
9511 * descriptors.h: Include "gold-threads.h".
9512 (class Descriptors): Add initialize_lock_ field.
9513 * descriptors.cc (Descriptors::Descriptors): Initialize new
9514 field.
9515 (Descriptors::open): Use initialize_lock_ field
9516 * errors.h (class Errors): Add initialize_lock_ field.
9517 * errors.cc (Errors::Errors): Initialize new field.
9518 (Errors::initialize_lock): Use initialize_lock_ field.
9519 * powerpc.cc (class Target_selector_powerpc): Remove
9520 instantiated_target_ field. In do_recognize call
9521 instantiate_target rather than do_instantiate_target. In
9522 do_instantiate_target just allocate a new target.
9523 * sparc.cc (class Target_selector_sparc): Likewise.
9524
36959681
ILT		 9525 * freebsd.h: New file.
9526 * i386.cc: Include "freebsd.h".
9527 (Target_i386): Derive from Target_freebsd rather than
9528 Sized_target.
9529 (Target_selector_i386): Derive from Target_selector_freebsd rather
9530 than Target_selector.
9531 * x86_64.cc: Include "freebsd.h".
9532 (Target_x86_64): Derive from Target_freebsd rather than
9533 Sized_target.
9534 (Target_selector_x86_64): Derive from Target_selector_freebsd
9535 rather than Target_selector.
9536 * target.h (class Target): Add adjust_elf_header and
9537 do_adjust_elf_header.
9538 * output.cc (Output_file_header:: do_sized_write): Call target
9539 adjust_elf_header routine.
9540 * configure.tgt: Set targ_osabi.
9541 * configure.ac: Define GOLD_DEFAULT_OSABI.
9542 * parameters.cc (Parameters::default_target): Pass
9543 GOLD_DEFAULT_OSABI to select_target.
9544 * target-select.h (class Target_selector): Make instantiate_target
9545 protected rather than private.
9546 * Makefile.am (HFILES): Add freebsd.h.
9547 * configure, Makefile.in, config.in: Rebuild.
9548
cb010894
ILT		 9549 * merge.cc (do_add_input_section): Correct pend value. Change
9550 message about last entry not being null terminated from error to
9551 warning.
9552
0e879927
ILT		 95532009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9554
9555 * incremental.cc: New file.
9556 * Makefile.am (CCFILES): Add incremental.cc.
9557 * Makefile.in: Rebuild.
9558
41105937
PP		 95592009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9560
9561 * layout.cc (Layout::output_section_name): Preserve names
9562 of '.note.' sections.
e1df38aa 9563
60439920
ILT		 95642009-03-19 Ian Lance Taylor <iant@google.com>
9565
9566 * descriptors.cc (Descriptors::open): Check that the options are
9567 valid before using them.
9568
0d371ad3
ILT		 95692009-03-18 Ian Lance Taylor <iant@google.com>
9570
9571 * script-sections.h: Include <list>.
9572 (class Script_sections): Change Sections_elements from std::vector
9573 to std::list. Typedef public Elements_iterator. Add
9574 orphan_section_placement_, data_segment_align_start_, and
9575 saw_data_segment_align_ fields. Remove data_segment_align_index_
9576 field.
9577 * script-sections.cc (class Orphan_section_placement): New class.
9578 (class Sections_element): Add virtual functions is_relro and
9579 orphan_section_init. Remove virtual function place_orphan_here.
9580 (class Output_section_definition): Add is_relro and
9581 orphan_section_init. Remove place_orphan_here.
9582 (class Orphan_output_section): Likewise.
9583 (Script_sections::Script_sections): Update for field changes.
9584 (Script_sections::data_segment_align): Set saw_data_segment_align_
9585 and data_segment_align_start_, not data_segment_align_index.
9586 (Script_sections::data_segment_relro_end): Check
9587 saw_data_segment_align_. Use data_segment_align_start_ rather
9588 than data_segment_align_index_.
9589 (Script_sections::place_orphan): Rewrite to use
9590 Orphan_section_placement.
9591
9201d894
ILT		 95922009-03-17 Ian Lance Taylor <iant@google.com>
9593
9c5b8369
ILT		 9594 * archive.cc (Archive::add_symbols): Check for a version attached
9595 to the symbol name in the archive map.
9596 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9597 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9598 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9599 (ver_test_11.a): New target.
9600 * testsuite/Makefile.in: Rebuild.
9601
9201d894
ILT		 9602 * configure.ac: Check for chsize and posix_fallocate. Replace
9603 ftruncate.
9604 * ftruncate.c: New file, from gnulib.
9605 * output.cc (posix_fallocate): Define dummy version if not
9606 HAVE_POSIX_FALLOCATE.
9607 (Output_file::map): Call posix_fallocate rather than lseek and
9608 write.
9609 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9610 * configure, Makefile.in, config.in: Rebuild.
9611
ef4ab7a8 96122009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9613
ef4ab7a8
PP		 9614 * layout.h (Layout::create_note): Add section_name parameter.
9615 * layout.cc (Layout::create_note): Likewise.
9616 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9617
8c500701
ILT		 96182009-03-17 Ian Lance Taylor <iant@google.com>
9619
e85b18e1
ILT		 9620 * descriptors.cc: Include "options.h".
9621 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9622 (Descriptors::open): Always use O_CLOEXEC when opening a new
9623 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9624 then set FD_CLOEXEC.
9625
9efe6174
ILT		 9626 * sparc.cc (class Target_sparc): Add has_got_section.
9627 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9628 make sure we have a GOT section.
9629
9630 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9631 (Target_sparc::Scan::local): Likewise.
9632 (Target_sparc::Scan::global): Likewise.
9633 (Target_sparc::Relocate::relocate): Likewise.
9634 (Target_sparc::Relocate::relocate_tls): Likewise.
9635
8c500701
ILT		 9636 * symtab.cc (Symbol_table::define_default_version): New function,
9637 broken out of add_from_object.
9638 (Symbol_table::add_from_object): Call define_default_version.
9639 (Symbol_table::define_special_symbol): Add resolve_oldsym
9640 parameter. Change all callers. If the version for a symbol comes
9641 from a version script, resolve it with the symbol with the same
9642 name with no version. Also add the symbol without a version if
9643 appropriate.
9644 (do_define_in_output_data): If resolving with oldsym, don't delete
9645 sym.
9646 (do_define_in_output_segment): Likewise.
9647 (do_define_as_constant): Likewise.
9648 * symtab.h (class Symbol_table): Update declarations.
9649
f1ed28fb
ILT		 96502009-03-13 Ian Lance Taylor <iant@google.com>
9651
15f8229b
ILT		 9652 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9653 (Read_symbols::requeue): New function.
9654 (Read_symbols::do_read_symbols): If make_elf_object fails because
9655 the target type is not configured, and the file was searched for,
9656 issue a warning and retry with the next directory.
9657 (Add_symbols::run): If the file has an incompatible format, and
9658 it was searched for, requeue the Read_symbols task. On error,
9659 release the object.
9660 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9661 dirindex parameter to constructor. Change all callers. Declare
9662 incompatible_warning and requeue.
9663 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9664 input_argument_ and input_group_ fields. Add them to
9665 constructor. Change all callers.
9666 (class Read_script): Add dirindex_ field. Add it to constructor.
9667 Change all callers.
9668 * archive.cc (Archive::setup): Remove input_objects parameter.
9669 Change all callers.
9670 (Archive::get_file_and_offset): Likewise.
9671 (Archive::read_all_symbols): Likewise.
9672 (Archive::read_symbols): Likewise.
9673 (Archive::get_elf_object_for_member): Remove input_objects
9674 parameter. Add punconfigured parameter. Change all callers.
9675 (Archive::add_symbols): Change return type to bool. Check return
9676 value of include_member.
9677 (Archive::include_all_members): Likewise.
9678 (Archive::include_member): Change return type to bool. Return
9679 false if first included object has incompatible target. Set
9680 included_member_ field.
9681 (Add_archive_symbols::run): If add_symbols returns false, requeue
9682 Read_symbols task.
9683 * archive.h (class Archive): Add included_member_ field.
9684 Initialize it in constructor. Add input_file and searched_for
9685 methods. Update declarations.
9686 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9687 input_argument_ fields. Add them to constructor. Change all
9688 callers.
9689 * script.cc: Include "target-select.h".
9690 (class Parser_closure): Add skip_on_incompatible_target_ and
9691 found_incompatible_target_ fields. Add
9692 skip_on_incompatible_target parameter to constructor. Change all
9693 callers. Add methods skip_on_incompatible_target,
9694 clear_skip_on_incompatible_target, found_incompatible_target, and
9695 set_found_incompatible_target.
9696 (read_input_script): Add dirindex parameter. Change all callers.
9697 If parser finds an incompatible target, requeue Read_symbols
9698 task.
9699 (script_set_symbol): Clear skip_on_incompatible_target in
9700 closure.
9701 (script_add_assertion, script_parse_option): Likewise.
9702 (script_start_sections, script_add_phdr): Likewise.
9703 (script_check_output_format): New function.
9704 * script.h (read_input_script): Update declaration.
9705 * script-c.h (script_check_output_format): Declare.
9706 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9707 (ignore_cmd): Remove OUTPUT_FORMAT.
9708 * fileread.cc (Input_file::Input_file): Add explicit this.
9709 (Input_file::will_search_for): New function.
9710 (Input_file::open): Add pindex parameter. Change all callers.
9711 * fileread.h (class Input_file): Add input_file_argument method.
9712 Declare will_search_for. Update declarations.
9713 * object.cc (make_elf_object): Add punconfigured parameter.
9714 Change all callers.
9715 * object.h (class Object): Make input_file public. Add
9716 searched_for method.
9717 (make_elf_object): Update declaration.
9718 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9719 restart search.
9720 * dirsearch.h (class Dirsearch): Update declaration.
9721 * options.h (class General_options): Add --warn-search-mismatch.
9722 * parameters.cc (Parameters::is_compatible_target): New function.
9723 * parameters.h (class Parameters): Declare is_compatible_target.
9724 * workqueue.cc (Workqueue::add_blocker): New function.
9725 * workqueue.h (class Workqueue): Declare add_blocker.
9726
f1ed28fb
ILT		 9727 * fileread.cc (Input_file::open): Remove options parameter.
9728 Change all callers.
9729 (Input_file::open_binary): Likewise.
9730 * script.cc (read_input_script): Likewise.
9731 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9732 options parameter from constructor. Change all callers.
9733 (class Read_script): Likewise.
9734 * fileread.h (class Input_file): Update declarations.
9735 * script.h (read_input_script): Update declaration.
9736
34dd024a
NC		 97372009-03-10 Nick Clifton <nickc@redhat.com>
9738
9739 * po/es.po: New Spanish translation.
9740
6d71b17c
CC		 97412009-03-06 Cary Coutant <ccoutant@google.com>
9742
9743 * options.cc (parse_short_option): Keep dash_z from registering itself.
9744
031cdbed
ILT		 97452009-03-03 Ian Lance Taylor <iant@google.com>
9746
9747 PR 9918
9748 * target-reloc.h (relocate_section): Pass output_section to
9749 relocate.
9750 * i386.cc (Target_i386::should_apply_static_reloc): Add
9751 output_section parameter. Change all callers.
9752 (Target_i386::Relocate::relocate): Add output_section parameter.
9753 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9754 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9755 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9756 * testsuite/two_file_shared.sh: New script.
9757 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9758 (check_DATA): Add two_file_shared.dbg.
9759 (two_file_shared.dbg): New target.
9760 * testsuite/Makefile.in: Rebuild.
9761
15d5fa16
ILT		 97622009-03-01 Ian Lance Taylor <iant@google.com>
9763
9764 * configure.ac: Check for byteswap.h.
9765 * configure: Rebuild.
9766 * config.in: Rebuild.
9767
8a4c0b0d
ILT		 97682009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9769
9770 * layout.cc (Layout::find_or_add_kept_section): New function.
9771 (Layout::add_comdat): Removed.
9772 * layout.h (struct Kept_section): Move out of class Layout.
9773 Remove trailing underscores from field names. Add group_sections
9774 field. Rename group_ field to is_group. Change all uses.
9775 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9776 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9777 comdat_groups_ field.
9778 (Sized_relobj::include_section_group): Use
9779 find_or_add_kept_section and Kept_section::group_sections.
9780 (Sized_relobj::include_linkonce_section): Likewise.
9781 * object.cc (class Sized_relobj): Don't define Comdat_group or
9782 Comdat_group_table. Remove find_comdat_group and
9783 add_comdat_group. Remove comdat_groups_ field.
9784 * plugin.cc (include_comdat_group): Use
9785 Layout::find_or_add_kept_section.
9786
b4ecf66b
ILT		 97872009-02-28 Ian Lance Taylor <iant@google.com>
9788
14359ca0
ILT		 9789 * README: --gc-sections and map files are now supported. Document
9790 some build requirements.
9791
b4ecf66b
ILT		 9792 PR 6992
9793 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9794 relocatable link set the value of the section symbol to zero.
9795 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9796 relocatable link don't include the section address in the local
9797 symbol value.
9798
0602e05a
ILT		 97992009-02-27 Ian Lance Taylor <iant@google.com>
9800
fd9d194f
ILT		 9801 PR 6811
9802 * options.h (class Search_directory): Add is_system_directory.
9803 (class General_options): Declare is_in_system_directory.
9804 * options.cc (get_relative_sysroot): Make static.
9805 (get_default_sysroot): Make static.
9806 (General_optoins::is_in_system_directory): New function.
9807 * fileread.cc (Input_file::is_in_system_directory): New function.
9808 * fileread.h (class Input_file): Declare is_in_system_directory.
9809 * object.h (class Object): Add is_in_system_directory.
9810 (class Input_objects): Remove system_library_directory_ field.
9811 * object.cc (Input_objects::add_object): Don't set
9812 system_library_directory_.
9813 (input_objects::found_in_system_library_directory): Remove.
9814 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9815 parameter. Change all callers.
9816 (Symbol_table::sized_write_globals): Likewise.
9817 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9818 Call Object::is_in_system_directory.
9819 * symtab.h (class Symbol_table): Update declarations.
9820
61edd21f
ILT		 9821 PR 5990
9822 * descriptors.h (Open_descriptor): Add is_on_stack field.
9823 * descriptors.cc (Descriptors::open): If the descriptor is on the
9824 top of the stack, remove it. Initialize is_on_stack field.
9825 (Descriptors::release): Only add pod to stack if it is not on the
9826 stack already.
9827 (Descriptors::close_some_descriptor): Clear stack_next and
9828 is_on_stack fields.
9829
e29e076a
ILT		 9830 PR 7091
9831 * output.cc (Output_section::find_starting_output_address): Rename
9832 from starting_output_address; add PADDR parameter; change return
9833 type.
9834 * output.h (class Output_section): Declare
9835 find_starting_output_address instead of starting_output_address.
9836 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9837 section symbol for which we can't find a merge section.
9838
0602e05a
ILT		 9839 PR 9836
9840 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9841 hidden or internal, force the symbol to be local.
9842 * resolve.cc (Symbol::override_visibility): Define.
9843 (Symbol::override_base): Use override_visibility.
9844 (Symbol_table::resolve): Likewise.
9845 (Symbol::override_base_with_special): Likewise.
9846 (Symbol_table::override_with_special): If the visibility is hidden
9847 or internal, force the symbol to be local.
9848 * symtab.h (class Symbol): Add set_visibility and
9849 override_visibility.
9850 * testsuite/ver_test_1.sh: New file.
9851 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9852 (check_DATA): Add ver_test_1.syms.
9853 (ver_test_1.syms): New target.
9854 * testsuite/Makefile.in: Rebuild.
9855
401a9a73
CC		 98562009-02-25 Cary Coutant <ccoutant@google.com>
9857
9858 * layout.cc (Layout::choose_output_section): Don't rename sections
9859 when using a linker script that has a SECTIONS clause.
9860 * Makefile.in: Regenerate.
9861
9862 * testsuite/Makefile.am (script_test_5.sh): New test case.
9863 * testsuite/Makefile.in: Regenerate.
9864 * testsuite/script_test_5.cc: New file.
9865 * testsuite/script_test_5.sh: New file.
9866 * testsuite/script_test_5.t: New file.
9867
f488e4b0
CC		 98682009-02-13 Rafael Avila de Espindola <espindola@google.com>
9869
9870 * archive.cc (Archive::include_member): Update calls to add_symbols.
9871 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9872 the Layout argument.
9873 * dynobj.h (do_add_symbols): Add the Layout argument.
9874 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9875 Layout argument.
9876 * object.h (Object::add_symbols): Add the Layout argument.
9877 (Object::do_add_symbols): Add the Layout argument.
9878 (Sized_relobj::do_add_symbols): Add the Layout argument.
9879 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9880 Unify the two versions.
9881 (Add_plugin_symbols): Remove.
9882 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9883 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9884 (Add_plugin_symbols): Remove.
9885 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9886 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9887 (Add_symbols::run): Make it work with Pulginobj.
9888
89dd1680
ILT		 98892009-02-06 Ian Lance Taylor <iant@google.com>
9890
9891 * object.cc (Sized_relobj::do_layout): Make info message start
9892 with lower case letter.
9893
266d0a74
ILT		 98942009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9895
602b464e
ILT		 9896 * binary.cc: Fix file comment.
9897
266d0a74
ILT		 9898 * options.h (enum Incremental_disposition): Define.
9899 (class General_options): Add new options: --incremental,
9900 --incremental_changed, --incremental_unchanged,
9901 --incremental_unknown. Add incremental_disposition_ and
9902 implicit_incremental_ fields.
9903 (General_options::incremental_disposition): New function.
9904 (class Position_dependent_options): Add incremental_disposition
9905 option.
9906 (Position_dependent_options::copy_from_options): Set incremental
9907 dispositions.
9908 * options.cc (General_options::parse_incremental_changed): New
9909 function.
9910 (General_options::parse_incremental_unchanged): New function.
9911 (General_options::parse_incremental_unknown): New function.
9912 (General_options::General_options): Initialize new fields
9913 incremental_disposition_ and implicit_incremental_.
9914 (General_options::finalize): Check for uasge of --incremental-*
9915 without --incremental.
9916
f073bbf7
CD		 99172009-02-06 Chris Demetriou <cgd@google.com>
9918
9919 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9920 pointer and to report location as the file name associated with
9921 the symbol.
9922 (gold_undefined_symbol_at_location): New function to replace the
9923 old gold_undefined_symbol functionality.
9924 * target-reloc.h (relocate_section): Update to use
9925 gold_undefined_symbol_at_location.
9926 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9927 Call gold_undefined_symbol function rather than gold_error.
9928 * errors.h (Errors::undefined_symbol): Take location as a
9929 string, rather than calculating it from a relocation.
9930 * errors.cc (Errors::fatal): Print "fatal error:" before the
9931 formatted message.
9932 (Errors::error, Errors::error_at_location): Print "error: "
9933 before the formatted message.
9934 (Errors::undefined_symbol): Take location as a string, rather
9935 than calculating it from a relocation.
9936 (gold_undefined_symbol_at_location): New function akin to
9937 old gold_undefined_symbol, calculates location from relocation.
9938 (gold_undefined_symbol): Change to take only a Symbol pointer
9939 and to report location as the file name associated with the symbol.
9940 * testsuite/debug_msg.sh: Update for changed error messages.
9941 * testsuite/undef_symbol.sh: Likewise.
9942
8e94a90c
ILT		 99432009-02-04 Duncan Sands <baldrick@free.fr>
9944
9945 PR 9812
9946 * reduced_debug_output.h
9947 (Output_reduced_debug_abbrev_section::failed): Use format for
9948 gold_warning.
9949 (Output_reduced_debug_info_section::faild): Likewise.
9950
88a0e15b
ILT		 99512009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9952
9953 * script.cc (Lazy_demangler): New class.
9954 (Version_script_info::get_symbol_version_helper): Demangle a
9955 symbol only once.
9956
5efc7cd2
CC		 99572009-01-29 Cary Coutant <ccoutant@google.com>
9958
9959 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9960 to __tls_get_addr.
9961 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9962
e0ebcf42
ILT		 99632009-01-28 Ian Lance Taylor <iant@google.com>
9964
5efc7cd2 9965 * version.cc (version_string): Bump to 1.9.
75fe7426 9966
e0ebcf42
ILT		 9967 * gold.h: Include <cstring> and <stdint.h>.
9968 * version.cc: Include <cstdio>.
9969 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9970 warning.
9971 * reduced_debug_output.cc (insert_into_vector): Rename from
9972 Insert_into_vector; change all callers. Use Swap_unaligned to
9973 avoid aliasing issue; remove union since it is unnecessary.
9974
8e2813be 99752009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9976
9977 * Makefile.am (CCFILES): Add gc.cc.
9978 (HFILES): Add gc.h.
9979 * Makefile.in: Regenerate.
9980 * gold.cc (Gc_runner): New class.
9981 (queue_initial_tasks): Call garbage collection related tasks
9982 when corresponding options are invoked.
9983 (queue_middle_gc_tasks): New function.
9984 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9985 processed early before laying out sections during garbage collection.
9986 * gold.h (queue_middle_gc_tasks): New function.
9987 (is_prefix_of): Move from "layout.cc".
9988 * i386.cc (Target_i386::gc_process_relocs): New function.
9989 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9990 * main.cc (main): Create object of class "Garbage_collection".
9991 * object.cc (Relobj::copy_symbols_data): New function.
9992 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9993 (Sized_relobj::do_layout): Allow this function to be called twice
9994 during garbage collection and defer layout of section during the
6d03d481
ST		 9995 first call.
9996 * object.h (Relobj::get_symbols_data): New function.
9997 (Relobj::is_section_name_included): New function.
9998 (Relobj::copy_symbols_data): New function.
9999 (Relobj::set_symbols_data): New function.
10000 (Relobj::get_relocs_data): New function.
10001 (Relobj::set_relocs_data): New function.
10002 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10003 (Relobj::gc_process_relocs): New function.
10004 (Relobj::do_gc_process_relocs): New pure virtual function.
10005 (Relobj::sd_): New data member.
10006 (Sized_relobj::is_output_section_offset_invalid): New function.
10007 (Sized_relobj::do_gc_process_relocs): New function.
10008 * options.h (General_options::gc_sections): Modify to not be a no-op.
10009 (General_options::print_gc_sections): New option.
10010 * plugin.cc (Plugin_finish::run): Remove function call to
10011 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10012 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10013 * reloc.cc (Read_relocs::run): Add task to process relocs and
10014 determine unreferenced sections when doing garbage collection.
10015 (Gc_process_relocs): New class.
10016 (Sized_relobj::do_gc_process_relocs): New function.
10017 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10018 sections that are garbage collected.
10019 * reloc.h (Gc_process_relocs): New class.
10020 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10021 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10022 symbols whose corresponding sections are garbage collected.
10023 (Symbol_table::Symbol_table): Add new parameter for the garbage
10024 collection object.
10025 (Symbol_table::gc_mark_undef_symbols): New function.
10026 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10027 (Symbol_table::gc_mark_dyn_syms): New function.
10028 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10029 as garbage.
10030 (Symbol_table::add_from_object): Likewise.
10031 (Symbol_table::add_from_relobj): When building shared objects, do not
10032 treat externally visible symbols as garbage.
10033 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10034 table information for static and relocatable links.
10035 * symtab.h (Symbol_table::set_gc): New function.
10036 (Symbol_table::gc): New function.
10037 (Symbol_table::gc_mark_undef_symbols): New function.
10038 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10039 (Symbol_table::gc_mark_dyn_syms): New function.
10040 (Symbol_table::gc_): New data member.
e1df38aa 10041 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10042 function.
10043 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10044 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10045
3b293544
CF		 100462009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10047
10048 * options.h (General_options::gc_sections): Define as a no-op for now.
10049 (General_options::no_keep_memory): Ditto.
10050 (General_options::Bshareable): Define.
10051 * options.cc (General_options::finalize): Honor -Bshareable.
10052
83d22aa8
AS		 100532009-01-20 Andreas Schwab <schwab@suse.de>
10054
10055 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10056 read the value in the contents, since we don't use it. Use the
10057 template endianness when writing.
10058 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10059
cd536b21
AS		 100602009-01-19 Andreas Schwab <schwab@suse.de>
10061
10062 * configure.tgt (powerpc64-*): Fix targ_obj.
10063
99e9a495
ILT		 100642009-01-15 Ian Lance Taylor <iant@google.com>
10065
10066 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10067 local symbols when stripping all symbols.
10068
bbbfea06
CC		 100692009-01-14 Cary Coutant <ccoutant@google.com>
10070
99e9a495 10071 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10072
0f7c0701
CC		 100732009-01-14 Cary Coutant <ccoutant@google.com>
10074
10075 * archive.cc (Archive::get_elf_object_for_member): Remove call
10076 to File_read::claim_for_plugin.
10077 * descriptors.cc (Descriptors::open): Remove reference to
10078 is_claimed.
10079 (Descriptors::claim_for_plugin): Remove.
10080 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10081 (Descriptors::is_claimed): Remove.
10082 (claim_descriptor_for_plugin): Remove.
10083 * fileread.cc (File_read::claim_for_plugin): Remove.
10084 * fileread.h (File_read::claim_for_plugin): Remove.
10085 (File_read::descriptor): Reopen descriptor if necessary.
10086 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10087 (Plugin_manager::all_symbols_read): Add task parameter. Change
10088 all callers.
10089 (Plugin_manager::get_input_file): New function.
10090 (Plugin_manager::release_input_file): New function.
10091 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10092 corresponding data member.
10093 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10094 and pass to base constructor. Change all callers.
10095 (get_input_file, release_input_file): New functions.
10096 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10097 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10098 (Plugin_manager::all_symbols_read): Add task parameter.
10099 (Plugin_manager::get_input_file): New function.
10100 (Plugin_manager::release_input_file): New function.
10101 (Plugin_manager::task_): New data member.
10102 (Pluginobj::Pluginobj): Add filesize parameter.
10103 (Pluginobj::filename): New function.
10104 (Pluginobj::descriptor): New function.
10105 (Pluginobj::filesize): New function.
10106 (Pluginobj::filesize_): New data member.
10107 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10108 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10109 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10110
10111 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10112 with archive libraries.
10113 * testsuite/Makefile.in: Regenerate.
10114 * testsuite/plugin_test.c (struct sym_info): New type.
10115 (get_input_file, release_input_file): New static variables.
10116 (onload): Capture new transfer vector entries.
10117 (claim_file_hook): Stop reading at end of file according to filesize.
10118 Factor out parsing of readelf output into separate function.
10119 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10120 APIs and get the source file name from the symbol table. Convert
10121 source file name to corresponding object file name. Print info
10122 message when adding new input files.
10123 (parse_readelf_line): New function.
10124 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10125 * testsuite/plugin_test_2.sh: Likewise.
10126 * testsuite/plugin_test_3.sh: Likewise.
10127 * testsuite/plugin_test_4.sh: New test case.
10128
62a6d109
ILT		 101292009-01-07 Ian Lance Taylor <iant@google.com>
10130
10131 * version.cc (version_string): Bump to 1.8.
10132
483620e8
CC		 101332008-12-23 Cary Coutant <ccoutant@google.com>
10134
10135 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10136 * plugin.cc (Plugin_manager::finish): Rename as
10137 layout_deferred_objects. Move cleanup to separate function.
10138 (Plugin_manager::cleanup): New function.
10139 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10140 separately.
10141 * plugin.h (Plugin_manager::finish): Rename as
10142 layout_deferred_objects.
10143 (Plugin_manager::cleanup): New function.
10144 (Plugin_manager::cleanup_done): New field.
10145
d66a9eb3
CC		 101462008-12-23 Cary Coutant <ccoutant@google.com>
10147
10148 * plugin.cc (is_visible_from_outside): New function.
10149 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10150 so we don't return "IR only" status for exported symbols or -r links.
10151
10152 * testsuite/Makefile.am (plugin_test_3): New test case.
10153 * testsuite/Makefile.in: Regenerate.
10154 * testsuite/plugin_test_3.sh: New file.
10155
5995b570
CC		 101562008-12-22 Cary Coutant <ccoutant@google.com>
10157
10158 * object.cc (Sized_relobj::layout_section): New function.
10159 (Sized_relobj::do_layout): Defer layout of input sections until after
10160 plugin has provided replacement files.
10161 (Sized_relobj::do_layout_deferred_sections): New function.
10162 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10163 (Relobj::layout_deferred_sections): New function.
10164 (Relobj::do_layout_deferred_sections): New function.
10165 (Sized_relobj::do_layout_deferred_sections): New function.
10166 (Sized_relobj::layout_section): New function.
10167 (Sized_relobj::Deferred_layout): New structure.
10168 (Sized_relobj::deferred_layout_): New field.
10169 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10170 Change all callers. Layout deferred sections.
10171 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10172 references.
10173 (Plugin_hook::run): Move code from do_plugin_hook inline.
10174 (Plugin_hook::do_plugin_hook): Remove.
10175 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10176 (Plugin_manager::finish): Renamed, was cleanup.
10177 (Plugin_manager::should_defer_layout): New function.
10178 (Plugin_manager::add_deferred_layout_object): New function.
10179 (Plugin_manager::Deferred_layout_list): New type.
10180 (Plugin_manager::deferred_layout_objects_): New field.
10181 (Plugin_hook::do_plugin_hook): Remove.
10182
ee769c88
ILT		 101832008-12-17 Ian Lance Taylor <iant@google.com>
10184
10185 * options.h (class General_options): Add --no case for
10186 --export-dynamic.
10187
abc8dcba
CC		 101882008-12-16 Cary Coutant <ccoutant@google.com>
10189
10190 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10191 vector.
10192 (Plugin_manager::claim_file): Create plugin object even if
10193 plugin did not call the add_symbols callback.
10194 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10195 asking for more symbols than were added.
10196 * testsuite/Makefile.am (plugin_test_1): Add test case with
10197 no global symbols.
10198 (empty.syms): New target.
10199 * testsuite/Makefile.in: Regenerate.
10200 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10201 message. Don't call add_symbols if no globals.
10202 (all_symbols_read_hook): Don't provide replacement for empty
10203 claimed file.
10204
b0074644
ILT		 102052008-12-12 Ian Lance Taylor <iant@google.com>
10206
68943102
ILT		 10207 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10208 r_type == 0 for a local symbol with r_sym == 0.
10209 (scan_relocatable_relocs): Pass r_sym to
10210 local_non_section_strategy.
10211 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10212 r_sym parameter.
10213
b0074644
ILT		 10214 * configure.ac: Update test for TLS descriptors: they are
10215 supported as of glibc 2.9.
10216 * configure: Rebuild.
10217
c2508178
ILT		 102182008-12-11 Ian Lance Taylor <iant@google.com>
10219
10220 PR 7091
10221 * target-reloc.h (Default_scan_relocatable_relocs): For each
10222 function, map r_type == 0 to RELOC_DISCARD.
10223
2756a258
CC		 102242008-12-10 Cary Coutant <ccoutant@google.com>
10225
10226 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10227 object to override a kept COMDAT group from a plugin object.
10228
bb6f53d3
ILT		 102292008-12-09 Ian Lance Taylor <iant@google.com>
10230
fbc558e1
ILT		 10231 PR 7088
10232 * yyscript.y (file_cmd): Handle INPUT.
10233
bb6f53d3
ILT		 10234 * testsuite/initpri1.c: Change all declarations to be full
10235 prototypes by adding void, to avoid compiler warnings.
10236
4674ecfc
CC		 102372008-12-05 Rafael Avila de Espindola <espindola@google.com>
10238
10239 * options.cc (General_options::parse_plugin_opt): New.
10240 (General_options::add_plugin): The argument now is just the filename.
10241 (General_options::add_plugin_option): New.
10242 * options.h (plugin_opt): New.
10243 (add_plugin): Change argument name.
10244 (add_plugin_option): New.
10245 * plugin.cc (Plugin::load): Don't parse the plugin option.
10246 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10247 (Plugin::add_option): New.
10248 (Plugin::args_): Change type.
10249 (Plugin::filename_): New.
10250 (Plugin_manager::add_plugin_option): New.
10251 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10252 * testsuite/Makefile.in: Regenerate.
10253
fd06b4aa
CC		 102542008-12-05 Cary Coutant <ccoutant@google.com>
10255
10256 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10257 Handle --strip-lto-sections option.
10258 * options.h (strip_lto_sections): New option.
10259
6c52134c
CC		 102602008-12-01 Cary Coutant <ccoutant@google.com>
10261
10262 * plugin.cc (ld_plugin_message): Change format parameter to const.
10263 Fix mismatch between new[] and delete.
10264
a45248e0
CC		 102652008-11-14 Cary Coutant <ccoutant@google.com>
10266
10267 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10268 instead of -1U.
10269
c82fbeee
CS		 102702008-11-05 Craig Silverstein <csilvers@google.com>
10271
10272 * options.cc (General_options::parse_dynamic_list): New function.
10273 * options.h (General_options): New flags dynamic_list,
10274 dynamic_list_data, dynamic_list_cpp_new, and
10275 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10276 (General_options::in_dynamic_list): New function.
10277 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10278 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10279 (Lex::can_continue_name): Likewise.
10280 (yylex): Likewise.
10281 (read_script_file): New parameter script_options.
10282 (read_dynamic_list): New function.
10283 (Script_options::define_dynamic_list): New function.
10284 (dynamic_list_keyword_parsecodes): New variable.
10285 (dynamic_list_keywords): New variable.
10286 * script.h (Script_options::define_dynamic_list): New function
10287 prototype.
10288 (read_dynamic_list): New function prototype.
10289 * symtab.cc (strprefix): New macro.
10290 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10291 dynamic_list_data, dynamic_list_cpp_new, and
10292 dynamic_list_cpp_typeinfo.
10293 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10294 (dynamic_list_expr): New rule.
10295 (dynamic_list_nodes): Likewise.
10296 (dynamic_list_node): Likewise.
10297 * testsuite/Makefile.am (dynamic_list): New test.
10298 * testsuite/Makefile.in: Regenerated.
10299 * testsuite/dynamic_list.t: New file.
10300 * testsuite/dynamic_list.sh: New file.
10301
e0bb29a5
CS		 103022008-11-05 Craig Silverstein <csilvers@google.com>
10303
10304 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10305 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10306 (t11_last): Likewise.
10307 * testsuite/ver_test_6.c (main): Likewise.
10308
4e1e25e0
CC		 103092008-10-07 Cary Coutant <ccoutant@google.com>
10310
10311 * options.c (General_options::finalize): Add check for -static and
10312 -shared.
10313 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10314 is not empty.
10315
92f03fcb
CC		 103162008-10-02 Cary Coutant <ccoutant@google.com>
10317
10318 * plugin.cc (make_sized_plugin_object): Fix conditional
10319 compilation to work when not all targets are enabled.
10320
fbd8a257
CC		 103212008-09-29 Cary Coutant <ccoutant@google.com>
10322
10323 * archive.cc (Archive::get_file_and_offset): Use filename instead
10324 of name to get library path.
10325 (Archive::include_member): Unlock external member of a thin archive.
10326
10327 * testsuite/Makefile.am (TEST_AR): New variable.
10328 (thin_archive_test_1): New test.
10329 (thin_archive_test_2): New test.
81636b3f
CC		 10330 * testsuite/Makefile.in: Regenerate.
10331 * testsuite/thin_archive_main.cc: New file.
10332 * testsuite/thin_archive_test_1.cc: New file.
10333 * testsuite/thin_archive_test_2.cc: New file.
10334 * testsuite/thin_archive_test_3.cc: New file.
10335 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10336
eff45813
CC		 103372008-09-29 Cary Coutant <ccoutant@google.com>
10338
10339 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10340 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10341 instead of -1U.
10342 (Sized_relobj::do_finalize_local_symbols): Likewise.
10343 (Sized_relobj::map_to_kept_section): Likewise.
10344 * object.h (Sized_relobj::invalid_address): New constant.
10345 (Sized_relobj::do_output_section_offset): Check for invalid_address
10346 and return -1ULL.
10347 * output.cc (Output_reloc::local_section_offset): Use constant
10348 invalid_address instead of -1U.
10349 (Output_reloc::get_address): Likewise.
10350 (Output_section::output_address): Change -1U to -1ULL.
10351 * output.h (Output_reloc::invalid_address): New constant.
10352 * reloc.cc (Sized_relobj::write_sections): Use constant
10353 invalid_address instead of -1U.
10354 (Sized_relobj::relocate_sections): Likewise.
10355 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10356 values for merge sections.
10357 * target-reloc.h (relocate_for_relocatable): Use constant
10358 invalid_address instead of -1U.
10359
89fc3421
CC		 103602008-09-19 Cary Coutant <ccoutant@google.com>
10361
10362 Add plugin functionality for link-time optimization (LTO).
10363 * configure.ac (plugins): Add --enable-plugins option.
10364 * configure: Regenerate.
10365 * config.in: Regenerate.
10366 * Makefile.am (LIBDL): New variable.
10367 (CCFILES): Add plugin.cc.
10368 (HFILES): Add plugin.h.
10369 (ldadd_var): Add LIBDL.
10370 * Makefile.in: Regenerate.
10371
10372 * archive.cc: Include "plugin.h".
10373 (Archive::setup): Don't preread archive symbols when using a plugin.
10374 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10375 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10376 files.
10377 (Archive::include_member): Add symbols from plugin objects.
10378 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10379 * descriptors.cc (Descriptors::open): Check for file descriptors
10380 abandoned by plugins.
10381 (Descriptors::claim_for_plugin): New function.
10382 * descriptors.h (Descriptors::claim_for_plugin): New function.
10383 (Open_descriptor::is_claimed): New field.
10384 (claim_descriptor_for_plugin): New function.
10385 * fileread.cc (File_read::claim_for_plugin): New function.
10386 * fileread.h (File_read::claim_for_plugin): New function.
10387 (File_read::descriptor): New function.
10388 * gold.cc: Include "plugin.h".
10389 (queue_initial_tasks): Add task to call plugin hooks for generating
10390 new object files.
10391 * main.cc: Include "plugin.h".
10392 (main): Load plugin libraries.
10393 * object.h (Pluginobj): Declare.
10394 (Object::pluginobj): New function.
10395 (Object::do_pluginobj): New function.
10396 (Object::set_target): New function.
10397 * options.cc: Include "plugin.h".
10398 (General_options::parse_plugin): New function.
10399 (General_options::General_options): Initialize plugins_ field.
10400 (General_options::add_plugin): New function.
10401 * options.h (Plugin_manager): Declare.
10402 (General_options): Add --plugin option.
10403 (General_options::has_plugins): New function.
10404 (General_options::plugins): New function.
10405 (General_options::add_plugin): New function.
10406 (General_options::plugins_): New field.
10407 * plugin.cc: New file.
10408 * plugin.h: New file.
10409 * readsyms.cc: Include "plugin.h".
10410 (Read_symbols::do_read_symbols): Check for archive before checking
10411 for ELF file. Call plugin hooks to claim files.
10412 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10413 from a real object file; force override when processing replacement
10414 files.
10415 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10416 (Symbol::init_base_object): Likewise.
10417 (Symbol::init_base_output_data): Likewise.
10418 (Symbol::init_base_output_segment): Likewise.
10419 (Symbol::init_base_constant): Likewise.
10420 (Symbol::init_base_undefined): Likewise.
10421 (Symbol::output_section): Assert that object is not a plugin.
10422 (Symbol_table::add_from_pluginobj): New function.
10423 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10424 undefined.
10425 (Symbol_table::sized_write_globals): Likewise.
10426 (Symbol_table::add_from_pluginobj): Instantiate template.
10427 * symtab.h (Sized_pluginobj): Declare.
10428 (Symbol::in_real_elf): New function.
10429 (Symbol::set_in_real_elf): New function.
10430 (Symbol::in_real_elf_): New field.
10431 (Symbol_table::add_from_pluginobj): New function.
10432
10433 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10434 (LIBDL): New variable.
10435 (LDADD): Add LIBDL.
10436 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10437 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10438 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10439 (MOSTLYCLEANFILES): Likewise.
10440 * testsuite/Makefile.in: Regenerate.
10441 * testsuite/plugin_test.c: New file.
10442 * testsuite/plugin_test_1.sh: New file.
10443 * testsuite/plugin_test_2.sh: New file.
10444
de31bda5
ILT		 104452008-09-16 Ian Lance Taylor <iant@google.com>
10446
9c2d0ef9
ILT		 10447 * target-reloc.h (relocate_section): Check whether a symbol is
10448 defined by the ABI before reporting an undefined symbol error.
10449 * target.h (Target::is_defined_by_abi): Make parameter const.
10450 (Target::do_is_defined_by_abi): Likewise.
10451 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10452 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10453 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10454 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10455 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10456 * testsuite/Makefile.in: Rebuild.
10457
de31bda5
ILT		 10458 * fileread.cc (make_view): Add casts to avoid warning.
10459
9fa33bee
AO		 104602008-09-16 Alexandre Oliva <aoliva@redhat.com>
10461
10462 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10463 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10464
183fd0e3
AO		 104652008-09-16 Alexandre Oliva <aoliva@redhat.com>
10466
10467 * options.h (General_options::output_is_executable): New.
10468 (General_options::output_is_pie): New.
10469 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10470 for shared libraries.
10471 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10472
7be8330a
CD		 104732008-09-11 Chris Demetriou <cgd@google.com>
10474
10475 * options.h (origin): New -z option.
10476 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10477 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10478 in DT_FLAGS_1.
10479
a9caad02
CC		 104802008-09-05 Cary Coutant <ccoutant@google.com>
10481
10482 * fileread.cc (File_read::make_view): Add check for attempt to map
10483 beyond end of file.
10484
ae6dce4d
CC		 104852008-09-05 Cary Coutant <ccoutant@google.com>
10486
10487 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10488 explicit instantiations.
10489
d7ab2a47
KVH		 104902008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10491
10492 PR gold/6858
10493 * options.cc (General_options::finalize): Allow undefined symbols
10494 in shlibs if linking -shared.
10495
10496 PR gold/6859
10497 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10498 symbols as not needing a dynsym entry.
10499
1e52a9c1
CS		 105002008-08-20 Craig Silverstein <csilvers@google.com>
10501
10502 * fileread.cc (File_read::open): Do not lock the file unless it
10503 was successfully opened.
10504
d85c80a3
CC		 105052008-08-14 Cary Coutant <ccoutant@google.com>
10506
10507 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10508 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10509 * testsuite/tls_test.cc (struct int128): 128-bit struct
10510 for testing TLS relocs with non-zero addend.
10511 (v12): New TLS variable.
10512 (t12): New test.
10513 (t_last): Add check for v12.
10514 * testsuite/tls_test.h (t12): New function.
10515 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10516
2d924fd9
ILT		 105172008-08-13 Ian Lance Taylor <iant@google.com>
10518
10519 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10520 set tls_segment_ or relro_segment_.
10521 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10522 when appropriate.
10523 * output.h (Output_section::clear_is_relro): New function.
10524 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10525 sections specially even when output_data_ is empty.
10526 (Output_segment::maximum_alignment): When first section is relro,
10527 only force alignment for PT_LOAD segments.
10528 * script.cc (script_data_segment_align): New function.
10529 (script_data_segment_relro_end): New function.
10530 * script-c.h (script_data_segment_align): Declare.
10531 (script_data_segment_relro_end): Declare.
10532 * script-sections.h (class Script_sections): Declare
10533 data_segment_align and data_segment_relro_end. Add fields
10534 segment_align_index_ and saw_relro_end_.
10535 * script-sections.cc (class Sections_element): Add set_is_relro
10536 virtual function. Add new bool* parameter to place_orphan_here.
10537 Add get_output_section virtual function.
10538 (class Output_section_definition): Add set_is_relro. Add new
10539 bool* parameter to place_orphan_here. Add get_output_section.
10540 Add is_relro_ field.
10541 (Output_section_definition::Output_section_definition): Initialize
10542 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10543 and is_relro_ fields.
10544 (Output_section_definition::place_orphan_here): Add is_relro
10545 parameter.
10546 (Output_section_definition::set_section_addresses): Set relro for
10547 output section.
10548 (Output_section_definition::alternate_constraint): Likewise.
10549 (class Orphan_output_section): Add new bool* parameter to
10550 place_orphan_here. Add get_output_section.
10551 (Orphan_output_section::place_orphan_here): Add is_relro
10552 parameter.
10553 (Script_sections::Script_sections): Initialize
10554 data_segment_align_index_ and saw_relro_end_.
10555 (Script_sections::data_segment_align): New function.
10556 (Script_sections::data_segment_relro_end): New function.
10557 (Script_sections::place_orphan): Set or clear is_relro.
10558 (Script_sections::set_section_addresses): Force alignment of first
10559 TLS section.
10560 * yyscript.y (exp): Call script_data_segment_align and
10561 script_data_segment_relro_end.
10562 * testsuite/relro_script_test.t: New file.
10563 * testsuite/relro_test.cc (using_script): Declare.
10564 (t1, t2): Test using_script.
10565 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10566 (relro_script_test_SOURCES): Define.
10567 (relro_script_test_DEPENDENCIES): Define.
10568 (relro_script_test_LDFLAGS): Define.
10569 (relro_script_test_LDADD): Define.
10570 (relro_script_test.so): New target.
10571 * testsuite/Makefile.in: Rebuild.
10572
f827c9a9
CC		 105732008-08-06 Cary Coutant <ccoutant@google.com>
10574
10575 * archive.cc (Archive::total_archives, Archive::total_members)
10576 (Archive::total_members_loaded): New variables.
10577 (Archive::setup): Add parameter. Add option to preread
10578 archive symbols.
10579 (Archive::read_armap): Add counter.
10580 (Archive::get_file_and_offset): New function.
10581 (Archive::get_elf_object_for_member): New function.
10582 (Archive::read_all_symbols): New function.
10583 (Archive::read_symbols): New function.
10584 (Archive::add_symbols): Add counters.
10585 (Archive::include_all_members): Use armap to find members if it's
10586 already built.
10587 (Archive::include_member): Skip reading symbols if already read.
10588 Factored code into Archive::get_file_and_offset and
10589 Archive::get_elf_object_for_member. Changed call to
10590 Mapfile::report_include_archive_member.
10591 (Archive::print_stats): New function.
10592 * archive.h: Declare Object and Read_symbols_data classes.
10593 (Archive::Archive): Add initializers for new members.
10594 (Archive::setup): Add parameter.
10595 (Archive::print_stats): New function.
10596 (Archive::total_archives, Archive::total_members)
10597 (Archive::total_members_loaded): New variables.
10598 (Archive::get_file_and_offset): New function.
10599 (Archive::get_elf_object_for_member): New function.
10600 (Archive::read_all_symbols): New function.
10601 (Archive::read_symbols): New function.
10602 (Archive::Archive_member): New class.
10603 (Archive::members_): New member.
10604 (Archive::num_members_): New member.
10605 * main.cc: Include archive.h.
10606 (main): Call Archive::print_stats.
10607 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10608 archive parameter; member_name is now the fully-decorated name.
10609 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10610 * options.h: (General_options): Add --preread-archive-symbols option.
10611 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10612 Archive::setup.
10613
de4c45bd
ILT		 106142008-08-04 Ian Lance Taylor <iant@google.com>
10615
10616 * symtab.h (Symbol::use_plt_offset): New function.
10617 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10618 * powerpc.cc (Relocate::relocate): Likewise.
10619 * sparc.cc (Relocate::relocate): Likewise.
10620 * x86_64.cc (Relocate::relocate): Likewise.
10621 * testsuite/weak_plt.sh: New test.
10622 * testsuite/weak_plt_main.cc: New test.
10623 * testsuite/weak_plt_shared.cc: New test.
10624 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10625 (check_PROGRAMS): Add weak_plt.
10626 (check_DATA): Add weak_plt_shared.so.
10627 (weak_plt_main_pic.o, weak_plt): New targets.
10628 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10629 * testsuite/Makefile.in: Rebuild.
10630
10631 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10632 gcctestdir/ld.
10633 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10634 * testsuite/Makefile.in: Rebuild.
10635
323ee3f4
AM		 106362008-08-04 Alan Modra <amodra@bigpond.net.au>
10637
10638 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10639 * Makefile.in: Regenerate.
10640 * po/POTFILES.in: Regenerate.
10641
7c07ecec
ILT		 106422008-07-29 Ian Lance Taylor <iant@google.com>
10643
10644 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10645 symbols before other symbols.
10646 * testsuite/script_test_2.cc (test_addr): Declare.
10647 (test_addr_alias): Declare.
10648 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10649 values.
7c07ecec
ILT		 10650 * testsuite/script_test_2.t: Define test_addr_alias and
10651 test_addr.
10652
5778530e
ILT		 106532008-07-24 Ian Lance Taylor <iant@google.com>
10654
2a00e4fb
ILT		 10655 PR 5990
10656 * descriptors.cc: New file.
10657 * descriptors.h: New file.
10658 * gold-threads.h (class Hold_optional_lock): New class.
10659 * fileread.cc: Include "descriptors.h".
10660 (File_read::~File_read): Release descriptor rather than closing
10661 it.
10662 (File_read::open) [file]: Call open_descriptor rather than open.
10663 Set is_descriptor_opened_.
10664 (File_read::open) [memory]: Assert that descriptor is not open.
10665 (File_read::reopen_descriptor): New function.
10666 (File_read::release): Release descriptor.
10667 (File_read::do_read): Make non-const. Reopen descriptor.
10668 (File_read::read): Make non-const.
10669 (File_read::make_view): Reopen descriptor.
10670 (File_read::do_readv): Likewise.
10671 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10672 Update declarations.
10673 * layout.cc: Include "descriptors.h".
10674 (Layout::create_build_id): Use open_descriptor rather than open.
10675 * output.cc: Include "descriptors.h".
10676 (Output_file::open): Use open_descriptor rather than open.
10677 * archive.cc (Archive::const_iterator): Change Archive to be
10678 non-const.
10679 (Archive::begin, Archive::end): Make non-const.
10680 (Archive::count_members): Likewise.
10681 * archive.h (class Archive): Update declarations.
10682 * object.h (Object::read): Make non-const.
10683 * Makefile.am (CCFILES): Add descriptors.cc.
10684 (HFILES): Add descriptors.h.
10685 * Makefile.in: Rebuild.
10686
801647d1
ILT		 10687 PR 6716
10688 * gold.h: Always include <clocale>. Add Solaris workarounds
10689 following code in binutils/sysdep.h.
10690
5edd166e
ILT		 10691 PR 6048
10692 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10693 this->eh_frame_hdr_ is NULL before using it.
10694
c89ad728
ILT		 10695 * dynobj.cc (Versions::Versions): Update comment.
10696
aa86f06b
ILT		 10697 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10698 the base version name.
10699
5778530e
ILT		 10700 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10701 array size plus one.
10702 (Stringpool_template::set_string_offsets): Subtract one from key
10703 before using it as an array index.
10704 (Stringpool_template::get_offset_with_length): Likewise.
10705 (Stringpool_template::write_to_buffer): Likewise.
10706 * stringpool.h (Stringpool_template::get_offset_from_key):
10707 Likewise.
10708
057ead22
ILT		 107092008-07-23 Ian Lance Taylor <iant@google.com>
10710
7f649c59
ILT		 10711 PR 6658
10712 * object.h (Merged_symbol_value::value): Do our best to handle a
10713 negative addend.
10714
057ead22
ILT		 10715 PR 6647
10716 * script.cc (Version_script_info::get_versions): Don't add empty
10717 version tag to return value.
10718 (Version_script_info::get_symbol_version_helper): Change return
10719 type to bool. Add pversion parameter. Change all callers.
10720 (script_register_vers_node): Don't require a non-NULL tag.
10721 * script.h (class Version_script_info): Update declarations.
10722 (Version_script_info::get_symbol_version): Change return type to
10723 bool. Add version parameter. Change all callers.
10724 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10725 handling. Handle an empty version from a version script.
10726 (Symbol_table::define_special_symbol): Likewise.
10727 * testsuite/ver_test_10.script: New file.
10728 * testsuite/ver_test_10.sh: New file.
10729 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10730 (check_DATA): Add ver_test_10.syms.
10731 (ver_test_10.syms, ver_test_10.so): New target.
10732 * testsuite/Makefile.in: Rebuild.
10733
58e54ac2
CD		 107342008-07-23 Simon Baldwin <simonb@google.com>
10735
10736 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10737 to zero for undefined symbols from dynamic libraries.
10738
95d14cd3
ILT		 107392008-07-23 Ian Lance Taylor <iant@google.com>
10740
10741 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10742 Change all callers.
10743 * symtab.h (class Symbol_table): Update declaration.
10744 * testsuite/ver_test_9.cc: New file.
10745 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10746 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10747 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10748 (ver_test_9.so, ver_test_9.o): New targets.
10749 * testsuite/Makefile.in: Rebuild.
10750
92de84a6
ILT		 107512008-07-22 Ian Lance Taylor <iant@google.com>
10752
34810851
ILT		 10753 * options.h (class General_options): Define --check-sections.
10754 * layout.cc (Layout::set_segment_offsets): Handle
10755 --check-sections.
10756
af6156ef
ILT		 10757 * options.h (class General_options): Define -n/--nmagic and
10758 -N/--omagic.
10759 * options.cc (General_options::finalize): For -n/--nmagic or
10760 -N/--omagic, set -static.
10761 * layout.cc (Layout::attach_allocated_section_to_segment): If
10762 -N/--omagic, don't put read-only and read-write sections in
10763 different segments.
10764 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10765 finding a read-only segment.
10766 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10767 don't set the minimum segment alignment to the common page size,
10768 and don't set the file offset to the address modulo the page size.
10769 * script-sections.cc (Script_sections::create_segments): If
10770 -n/--omagic, don't put read-only and read-write sections in
10771 different segments.
10772
92de84a6
ILT		 10773 * cref.cc: New file.
10774 * cref.h: New file.
10775 * options.h (class General_options): Add --print-symbol-counts.
10776 * main.cc (main): Issue defined symbol report if requested.
10777 * archive.cc (Archive::interpret_header): Make into a const member
10778 function.
10779 (Archive::add_symbols): Call Input_objects::archive_start and
10780 archive_stop.
10781 (Archive::const_iterator): Define new class.
10782 (Archive::begin, Archive::end): New functions.
10783 (Archive::include_all_members): Rewrite to use iterator.
10784 (Archive::count_members): New function.
10785 * archive.h (class Archive): Update declarations.
10786 (Archive::filename): New function.
10787 * object.cc: Include "cref.h".
10788 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10789 (Sized_relobj::do_get_global_symbol_counts): New function.
10790 (Input_objects::add_object): Add object to cross-referencer.
10791 (Input_objects::archive_start): New function.
10792 (Input_objects::archive_stop): New function.
10793 (Input_objects::print_symbol_counts): New function.
10794 * object.h: Declare Cref and Archive.
10795 (Object::get_global_symbol_counts): New function.
10796 (Object::do_get_global_symbol_counts): New pure virtual function.
10797 (class Sized_relobj): Add defined_count_ field. Update
10798 declarations.
10799 (class Input_objects): Add cref_ field. Update constructor.
10800 Update declarations.
10801 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10802 defined_count_.
10803 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10804 symbol counts.
10805 (Sized_dynobj::do_get_global_symbol_counts): New function.
10806 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10807 defined_count_. Update declarations. Define Symbols typedef.
10808 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10809 parameter. Change all callers.
10810 (Symbol_table::add_from_dynobj): Add sympointers and defined
10811 parameters. Change all callers.
10812 * symtab.h (class Symbol_table): Update declarations.
10813 * Makefile.am (CCFILES): Add cref.cc.
10814 (HFILES): Add cref.h.
10815 * Makefile.in: Rebuild.
10816
3f7c5e1d
CD		 108172008-07-22 Simon Baldwin <simonb@google.com>
10818
10819 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10820 to zero when writing undefined symbols.
10821
e0b64032
ILT		 108222008-07-22 Ian Lance Taylor <iant@google.com>
10823
10824 * output.cc (Output_section::add_input_section): Don't try to
10825 merge empty merge sections.
10826
096b02cf
CS		 108272008-07-21 Craig Silverstein <csilvers@google.com>
10828
10829 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10830 Include symbol version in error message.
cd536b21 10831
1d1f116d
CD		 108322008-07-20 Chris Demetriou <cgd@google.com>
10833
cd536b21 10834 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10835 (RANDOM_SEED_CFLAGS): New substituted variable.
10836 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10837 * configure: Rebuild.
10838 * Makefile.in: Likewise.
10839 * testsuite/Makefile.in: Likewise.
10840
a18f591e
ILT		 108412008-07-18 Ian Lance Taylor <iant@google.com>
10842
10843 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10844 where we see NAME/NULL and NAME/VERSION as separate symbols.
10845 * testsuite/ver_test_main.cc (main): Call t4.
10846 (t4, t4_2a): Define.
10847 * testsuite/ver_test_2.cc (t4_2): Define.
10848 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10849 * testsuite/ver_test_4.cc (t4_2a): Define.
10850 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10851 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10852
c6e3f6ed
ILT		 108532008-07-17 Ian Lance Taylor <iant@google.com>
10854
10855 * dynobj.cc (Versions::add_def): If we give an error about a
10856 missing version, go ahead and create the version anyhow.
10857
ef9beddf
ILT		 108582008-07-10 Ian Lance Taylor <iant@google.com>
10859
10860 Handle output sections with more than 0x7fffffff bytes.
10861 * object.h (class Relobj): Change map_to_output_ to
10862 output_sections_, and just keep a section pointer. Change all
10863 uses. Move comdat group support to Sized_relobj.
10864 (Relobj::is_section_specially_mapped): Remove.
10865 (Relobj::output_section): Remove poff parameter. Change all
10866 callers.
10867 (Relobj::output_section_offset): New function.
10868 (Relobj::set_section_offset): Rewrite.
10869 (Relobj::map_to_output): Remove.
10870 (Relobj::output_sections): New function.
10871 (Relobj::do_output_section_offset): New pure virtual function.
10872 (Relobj::do_set_section_offset): Likewise.
10873 (class Sized_relobj): Add section_offsets_ field. Add comdat
10874 group support from Relobj. Update declarations.
10875 (Sized_relobj::get_output_section_offset): New function.
10876 (Sized_relobj::do_output_section_offset): New function.
10877 (Sized_relobj::do_set_section_offset): New function.
10878 * object.cc (Relobj::output_section_address): Remove.
10879 (Sized_relobj::Sized_relobj): Initialize new fields.
10880 (Sized_relobj::include_section_group): Cast find_kept_object to
10881 Sized_relobj.
10882 (Sized_relobj::include_linkonce_section): Likewise.
10883 (Sized_relobj::do_layout): Use separate arrays for output section
10884 and output offset.
10885 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10886 output_sections.
10887 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10888 output_sections and section_offsets.
10889 (Sized_relobj::write_local_symbols): Likewise.
10890 (map_to_kept_section): Compute output address directly.
10891 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10892 output_sections and section_offsets.
10893 (Sized_relobj::write_sections): Likewise.
10894 (Sized_relobj::relocate_sections): Likewise.
10895 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10896 * output.h (class Output_reloc): Update declarations. Change
10897 u2_.relobj to Sized_relobj*.
10898 (class Output_data_reloc): Change add functions to use
10899 Sized_relobj*.
10900 * output.cc (Output_reloc::Output_reloc): Change relobj to
10901 Sized_relobj*.
10902 (Output_reloc::local_section_offset): Change return type to
10903 Elf_Addr. Use get_output_section_offset.
10904 (Output_reloc::get_address): Likewise.
10905 (Output_section::is_input_address_mapped): Don't call
10906 is_section_specially_mapped.
10907 (Output_section::output_offset): Likewise.
10908 (Output_section::output_address): Likewise.
10909 (Output_section::starting_output_address): Likewise.
10910 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10911 parameter to Sized_relobj*.
10912 (Copy_relocs::need_copy_reloc): Likewise.
10913 (Copy_relocs::save): Likewise.
10914 * copy-relocs.h (class Copy_relocs): Update declarations.
10915 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10916 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10917 * target-reloc.h (relocate_for_relocatable): Change
10918 offset_in_output_section type to Elf_Addr. Change code that uses
10919 it as well.
10920 * layout.cc (Layout::layout): Always set *off.
10921 * mapfile.cc (Mapfile::print_input_section): Use
10922 output_section_offset.
10923 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10924 Sized_relobj*.
10925 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10926 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10927 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10928
5cb66f97
ILT		 109292008-07-03 Ian Lance Taylor <iant@google.com>
10930
10931 * layout.cc (Layout::include_section): Do not discard unrecognized
10932 SHT_STRTAB sections.
10933
afe47622
CS		 109342008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10935
10936 * script.cc (Lex::can_continue_name): Make '?' allowable in
10937 version-script names.
10938 * testsuite/version_script.map: Change glob pattern to use '?'
10939
5adf9721
ILT		 109402008-06-30 Manish Singh <yosh@gimp.org>
10941
10942 PR 6585
10943 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10944 Correct typo.
10945
e6fde208
ILT		 109462008-06-30 Ian Lance Taylor <iant@google.com>
10947
10948 PR 6660
10949 PR 6682
10950 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10951 versions]: Don't try to read the value in the contents, since we
10952 don't use it. Use the template endianness when writing.
10953
3f2e6a2d
CC		 109542008-06-25 Cary Coutant <ccoutant@google.com>
10955
10956 * fileread.cc (File_read::make_view): Assert on zero-length view.
10957 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10958 symbol table when there are no symbols to read.
10959
c43d3a48
CS		 109602008-06-23 Craig Silverstein <csilvers@google.com>
10961
10962 * version.cc (version_string): Bump to 1.7
10963
5f494ea0
CS		 109642008-06-18 Craig Silverstein <csilvers@google.com>
10965
10966 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10967 constant 0xFFFF to type Valtype.
10968 (Powerpc_relocate_functions::rel16_ha): Likewise.
10969
c42e122e
ILT		 109702008-06-17 Ian Lance Taylor <iant@google.com>
10971
f34787f8
ILT		 10972 * output.h (Output_section::Input_section): Initialize p2align_ to
10973 zero for Output_section_data constructors.
10974 (Output_section::Input_section::addralign): If not an input
10975 section, return the alignment of the Output_section_data.
10976 * testsuite/copy_test.cc: New file.
10977 * testsuite/copy_test_1.cc: New file.
10978 * testsuite/copy_test_2.cc: New file.
10979 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10980 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10981 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10982 (copy_test_1_pic.o, copy_test_1.so): New targets.
10983 (copy_test_2_pic.o, copy_test_2.so): New targets.
10984 * testsuite/Makefile.in: Rebuild.
10985
c42e122e
ILT		 10986 * script-sections.cc (Script_sections::place_orphan): Initialize
10987 local variable exact.
10988
ce3ac18a
DE		 109892008-06-13 David Edelsohn <edelsohn@gnu.org>
10990
10991 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10992
42cacb20
DE		 109932008-06-12 David Edelsohn <edelsohn@gnu.org>
10994 David S. Miller <davem@davemloft.net>
10995
10996 * powerpc.cc: New file.
10997 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10998 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10999 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11000 * Makefile.in: Rebuild.
11001
7b308235
ILT		 110022008-06-09 Ian Lance Taylor <iant@google.com>
11003
11004 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11005 <exception>.
11006 (throwing, orig_terminate): New static variables.
11007 (terminate_handler): New static function.
11008 (t2): Set terminate handler.
11009
f0b886e3
ILT		 110102008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11011
11012 PR 6584
cd536b21 11013 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 11014 alignment.
11015
3e90f135
CC		 110162008-05-30 Cary Coutant <ccoutant@google.com>
11017
11018 * archive.cc (Archive::include_all_members) Correct to step
11019 over symbol table and extended name table in thin archives.
11020
e09ad04a
ILT		 110212008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11022
11023 PR 6407
11024 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11025 calculation.
11026
62b01cb5
ILT		 110272008-05-28 Caleb Howe <cshowe@google.com>
11028
11029 * reduced_debug_output.cc: New file.
11030 * reduced_debug_output.h: New file.
92de84a6 11031 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11032 * options.cc (General_options::finalize): Add strip_debug_non_line
11033 to the strip heirarchy.
11034 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11035 fields.
11036 * layout.cc: Include "reduced_debug_output.h".
11037 (Layout::Layout): Initialize new fields.
11038 (line_only_debug_sections): New static array.
11039 (is_lines_only_debug_sections): New static inline function.
11040 (Layout::include_section): Handle --strip-debug-non-line.
11041 (Layout::make_output_section): If --strip-debug-non-line, build
11042 new output sections for .debug_abbrev and .debug_info.
11043 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11044 gold. Warn about possible overflow.
11045 (read_signed_LEB_128): Likewise.
11046 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11047 (read_signed_LEB_128): Declare.
11048 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11049 (HFILES): Add reduced_debug_output.h.
11050 * Makefile.in: Rebuild.
11051
7d9e3d98
ILT		 110522008-05-21 Ian Lance Taylor <iant@google.com>
11053
11054 * mapfile.cc: New file.
11055 * mapfile.h: New file.
11056 * options.h (class General_options): Add -M/--print-map and -Map.
11057 * options.cc (General_options::finalize): Make -M equivalent to
11058 -Map -.
11059 * main.cc: Include <cstdio> and "mapfile.h".
11060 (main): Open mapfile if requested.
11061 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11062 constructor. Change caller.
11063 (queue_initial_tasks): Add mapfile parameter. Change caller.
11064 (queue_middle_tasks): Likewise.
11065 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11066 declarations.
11067 * archive.cc: Include "mapfile.h".
11068 (Archive::add_symbols): Add mapfile parameter. Change all
11069 callers. Pass mapfile, symbol, and reason to include_member.
11070 (Archive::include_all_members): Add mapfile parameter. Change all
11071 callers.
11072 (Archive::include_member): Add mapfile, sym, and why parameters.
11073 Change all callers. Report inclusion to map file.
11074 * archive.h: Include "fileread.h".
11075 (class Archive): Update declarations.
11076 (Archive::file): New const method.
11077 (class Add_archive_symbols): Add mapfile_ field. Update
11078 constructor. Change all callers.
11079 * readsyms.h (class Read_symbols): Likewise.
11080 (class Finish_group): Likewise.
11081 (class Read_script): Likewise.
11082 * common.cc: Include "mapfile.h".
11083 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11084 all callers.
11085 (Symbol_table::do_allocate_commons): Likewise.
11086 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11087 symbol allocation to mapfile.
11088 * common.h (class Allocate_commons_task): Add mapfile_ field.
11089 Update constructor. Change all callers.
11090 * symtab.h (class Symbol_table): Update declarations.
11091 * layout.cc: Include "mapfile.h".
11092 (Layout_task_runner::run): Print information to mapfile.
11093 (Layout::create_gold_note): Change Output_data_fixed_space to
11094 Output_data_zero_fill.
11095 (Layout::create_build_id): Likewise.
11096 (Layout::print_to_mapfile): New function.
11097 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11098 constructor. Change caller.
11099 (class Layout): Declare print_to_mapfile.
11100 * output.cc (Output_section::Input_section::print_to_mapfile): New
11101 function.
11102 (Output_section::add_input_section): If producing a map, always
11103 add to input_sections_ list.
11104 (Output_section::do_print_to_mapfile): New function.
11105 (Output_segment::print_sections_to_mapfile): New function.
11106 (Output_segment::print_section_list_to_mapfile): New function.
11107 * output.h: Include "mapfile.h".
11108 (Output_data::print_to_mapfile): New function.
11109 (Output_data::do_print_to_mapfile): New virtual function.
11110 (Output_segment_headers::do_print_to_mapfile): New function.
11111 (Output_file_header::do_print_to_mapfile): New function.
11112 (Output_data_const::do_print_to_mapfile): New function.
11113 (class Output_data_const_buffer): Add map_name_ field. Update
11114 constructor. Change all callers. Add do_print_to_mapfile
11115 function.
11116 (class Output_data_fixed_space): Likewise.
11117 (class Output_data_space): Likewise.
11118 (class Output_data_zero_fill): New class.
11119 (Output_data_strtab::do_print_to_mapfile): New function.
11120 (Output_data_reloc_base::do_print_to_mapfile): New function.
11121 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11122 (Output_data_group::do_print_to_mapfile): New function.
11123 (Output_data_got::do_print_to_mapfile): New function.
11124 (Output_data_dynamic::do_print_to_mapfile): New function.
11125 (Output_symtab_xindex::do_print_to_mapfile): New function.
11126 (class Output_section): Declare do_print_to_mapflie. Declare
11127 print_to_mapfile in Input_section.
11128 (class Output_segment): Declare new functions.
11129 * object.h (Sized_relobj::symbol_count): New function.
11130 * script-sections.cc
11131 (Output_section_element_dot_assignment::set_section_addresses):
11132 Change Output_data_fixed_space to Output_data_zero_fill.
11133 (Output_data_expression::do_print_to_mapfile): New function.
11134 * script.cc (read_input_script): Add mapfile parameter. Change
11135 all callers.
11136 * script.h (read_input_script): Update declaration.
11137 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11138 (Eh_frame::do_print_to_mapfile): New function.
11139 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11140 (Output_merge_string::do_print_to_mapfile): New function.
11141 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11142 function.
11143 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11144 function.
11145 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11146 function.
11147 * Makefile.am (CCFILES): Add mapfile.cc.
11148 (HFILES): Add mapfile.h.
11149 * Makefile.in: Rebuild.
11150
9f1d377b
ILT		 111512008-05-19 Ian Lance Taylor <iant@google.com>
11152
11153 * options.h (class General_options): Add -z relro.
11154 * layout.cc (Layout::Layout): Initialize relro_segment_.
11155 (Layout::add_output_section_data): Return the output section.
11156 (Layout::make_output_section): Rcognize relro sections and mark
11157 them appropriately.
11158 (Layout::attach_allocated_section_to_segment): Put relro sections
11159 in a PT_GNU_RELRO segment.
11160 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11161 section as relro.
11162 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11163 PT_TLS segments.
11164 (Layout::linkonce_mapping): Map d.rel.ro.local to
11165 .data.rel.ro.local.
11166 (Layout::output_section_name): Us .data.rel.ro.local for any
11167 section which begins with that.
11168 * layout.h (class Layout): Update add_output_section_data
11169 declaration. Add relro_segment_ field.
11170 * output.cc (Output_section::Output_section): Initialize is_relro_
11171 and is_relro_local_ fields.
11172 (Output_segment::add_output_section): Group relro sections.
11173 (Output_segment::is_first_section_relro): New function.
11174 (Output_segment::maximum_alignment): If there is a relro section,
11175 align the segment to the common page size.
11176 (Output_segment::set_section_addresses): Track whether we are
11177 looking at relro sections. If the last section is a relro
11178 section, align to the common page size.
11179 (Output_segment::set_section_list_addresses): Add in_relro
11180 parameter. Change all callers. Align to the page size when
11181 moving from relro to non-relro section.
11182 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11183 segment.
11184 * output.h (class Output_section): Add is_relro_ and
11185 is_relro_local_ fields.
11186 (Output_section::is_relro): New function.
11187 (Output_section::set_is_relro): New function.
11188 (Output_section::is_relro_local): New function.
11189 (Output_section::set_is_relro_local): New function.
11190 (class Output_segment): Update declarations.
11191 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11192 * sparc.cc (Target_sparc::got_section): Likewise.
11193 * x86_64.cc (Target_x86_64::got_section): Likewise.
11194 * testsuite/relro_test_main.cc: New file.
11195 * testsuite/relro_test.cc: New file.
11196 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11197 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11198 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11199 (relro_test.so, relro_test_pic.o): New targets.
11200 * testsuite/Makefile.in: Rebuild.
11201
a984ee1d
ILT		 112022008-05-16 Ian Lance Taylor <iant@google.com>
11203
01676dcd
ILT		 11204 * output.cc (Output_segment::add_output_section): Remove front
11205 parameter.
11206 * output.h (class Output_segment): Remove
11207 add_initial_output_section and overloaded add_output_section.
11208 Update declaration of remaining add_output_section.
11209 * layout.cc (Layout::create_interp): Call add_output_section
11210 rather than add_initial_output_section.
11211 (Layout::finish_dynamic_section): Likewise.
11212
497897f9
ILT		 11213 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11214 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11215 know the dynamic type.
11216 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11217 field. Initialize it in constructor.
11218 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11219 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11220 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11221 reloc.
11222
a984ee1d
ILT		 11223 * output.cc (Output_reloc::get_address): Change return type to
11224 Elf_Addr.
11225 * output.h (class Output_reloc): Update get_address declaration.
11226 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11227 for section addresses.
11228
55ba0940
ILT		 112292008-05-09 Ian Lance Taylor <iant@google.com>
11230
11231 PR 6493
11232 * gold.cc (gold_nomem): Use return value of write.
11233
75517b77
ILT		 112342008-05-08 Ian Lance Taylor <iant@google.com>
11235
11236 * symtab.c (Symbol::init_base_output_data): Add version
11237 parameter. Change all callers.
11238 (Symbol::init_base_output_segment): Likewise.
11239 (Symbol::init_base_constant): Likewise.
11240 (Symbol::init_base_undefined): Likewise.
11241 (Sized_symbol::init_output_data): Likewise.
11242 (Sized_symbol::init_output_segment): Likewise.
11243 (Sized_symbol::init_constant): Likewise.
11244 (Sized_symbol::init_undefined): Likewise.
11245 (Symbol_table::do_define_in_output_data): If the new symbol has a
11246 version, mark it as the default.
11247 (Symbol_table::do_define_in_output_segment): Likewise.
11248 (Symbol_table::do_define_as_constant): Likewise.
11249 * symtab.h (class Symbol): Update declarations.
11250 (class Sized_symbol): Likewise.
11251 * resolve.cc (Symbol::override_version): New function.
c42e122e 11252 (Symbol::override_base): Call override_version.
75517b77
ILT		 11253 (Symbol::override_base_with_special): Likewise.
11254 * testsuite/ver_script_8.script: New file.
11255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11256 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11257 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11258 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11259
f1f70eae
ILT		 112602008-05-06 Ian Lance Taylor <iant@google.com>
11261
f3e9c5c5
ILT		 11262 PR 6049
11263 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11264 functions.
11265 (class General_options): Remove existing --undefined, and add
11266 --no-undefined instead. Add new --undefined as synonym for -u.
11267 * archive.cc (Archive::add_symbols): Check whether symbol was
11268 named with -u.
11269 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11270 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11271 all uses. Add IS_UNDEFINED. Update declarations to split
11272 different versions of init_base. Declare init_base_undefined.
11273 (Symbol::is_defined): Handle IS_UNDEFINED.
11274 (Symbol::is_undefined): Likewise.
11275 (Symbol::is_weak_undefined): Call is_undefined.
11276 (Symbol::is_absolute): Handle IS_CONSTANT.
11277 (class Sized_symbol): Update declarations to split different
11278 versions of init. Declare init_undefined.
11279 (class Symbol_table): Declare new functions.
11280 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11281 Change all callers.
11282 (Symbol::init_base_output_data): Likewise.
11283 (Symbol::init_base_output_segment): Likewise.
11284 (Symbol::init_base_constant): Likewise.
11285 (Symbol::init_base_undefined): New function.
11286 (Sized_symbol::init_object): Rename from init. Change all
11287 callers.
11288 (Sized_symbol::init_output_data): Likewise.
11289 (Sized_symbol::init_output_segment): Likewise.
11290 (Sized_symbol::init_constant): Likewise.
11291 (Sized_symbol::init_undefined): New function.
11292 (Symbol_table::add_undefined_symbols_from_command_line): New
11293 function.
11294 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11295 function.
11296 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11297 (Symbol::output_section): Likewise.
11298 (Symbol::set_output_section): Likewise.
11299 (Symbol_table::sized_finalize_symbol): Likewise.
11300 (Symbol_table::sized_write_globals): Likewise.
11301 * resolve.cc (Symbol_table::should_override): Likewise.
11302 (Symbol::override_base_with_special): Likewise.
11303
8bdcdf2c
ILT		 11304 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11305 symbol, change it to have default visibility.
11306 * testsuite/protected_1.cc: New file.
11307 * testsuite/protected_2.cc: New file.
11308 * testsuite/protected_3.cc: New file.
11309 * testsuite/protected_main_1.cc: New file.
11310 * testsuite/protected_main_2.cc: New file.
11311 * testsuite/protected_main_3.cc: New file.
11312 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11313 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11314 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11315 (protected_1.so): New target.
11316 (protected_1_pic.o, protected_2_pic.o): New targets.
11317 (protected_3_pic.o): New target.
11318 (check_PROGRAMS): Add protected_2.
11319 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11320 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11321 * testsuite/Makefile.in: Rebuild.
11322
2b706932
ILT		 11323 * options.h (DEFINE_var): Add set_user_set_##varname__.
11324 (DEFINE_bool_alias): New macro.
11325 (class General_options): Define -Bstatic using DEFINE_bool_alias
11326 rather than DEFINE_special. Add --undefined as an alias for -z
11327 defs.
11328 * options.cc (General_options::parse_Bstatic): Remove.
11329
d82a5bcc
ILT		 11330 * options.h (class General_options): Add --fatal-warnings.
11331 * main.cc (main): Implement --fatal-warnings.
11332 * errors.h (Errors::warning_count): New function.
11333
f1f70eae
ILT		 11334 * options.h (class General_options): Add -Bsymbolic-functions.
11335 * symtab.h (Symbol::is_preemptible): Check for
11336 -Bsymbolic-functions.
11337
8825ac63
ILT		 113382008-05-05 Ian Lance Taylor <iant@google.com>
11339
d98bc257
ILT		 11340 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11341 as noVARNAME rather than no-VARNAME.
11342 (class General_options): Add option -z combreloc.
11343 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11344 get_address.
11345 (Output_reloc::sort_before) [SHT_REL]: New function.
11346 (Output_reloc::sort_before) [SHT_RELA]: New function.
11347 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11348 Sort_relocs_comparison.
11349 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11350 parameter. Change all callers.
11351 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11352 sort_relocs parameter. Change all callers.
11353 * output.cc (Output_reloc::get_address): New function, broken out
11354 of write_rel.
11355 (Output_reloc::write_rel): Call it.
11356 (Output_reloc::compare): New function.
11357 (Output_data_reloc_base::do_write): Optionally sort relocs.
11358
60b2b4e7
ILT		 11359 * configure.ac: If targ_extra_obj is set, link it in.
11360 * configure.tgt: Initialize all variables.
11361 (x86_64*): Set targ_extra_obj and targ_extra_size.
11362 * configure: Rebuild.
11363
8825ac63
ILT		 11364 * object.cc (Sized_relobj::include_section_group): Adjust section
11365 indexes read from group data. Build vector to pass to
11366 layout_group.
11367 * layout.cc (Layout::layout_group): Add flags and shndxes
11368 parameters. Remove contents parameter. Change caller. Update
11369 explicit instantiations.
11370 * layout.h (class Layout): Update layout_group declaration.
11371 * output.cc (Output_data_group::Output_data_group): Add flags and
11372 input_shndxes parameters. Remove contents parameter. Change
11373 caller.
11374 (Output_data_group::do_write): Change input_sections_ to
11375 input_shndxes_.
11376 * output.h (class Output_data_group): Update constructor
11377 declaration. Rename input_sections_ to input_shndxes_.
11378 * testsuite/many_sections_test.cc: Add template.
11379
e94cf127
CC		 113802008-04-30 Cary Coutant <ccoutant@google.com>
11381
4418b2d5
CC		 11382 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11383
e94cf127
CC		 11384 * layout.cc (Layout::include_section): Refactored check for debug
11385 info section.
11386 (Layout::add_comdat): Add new parameters. Change type
11387 of signature parameter. Add object and shndx to signatures table.
11388 (Layout::find_kept_object): New function.
11389 * layout.h: Include <cstring>.
11390 (Layout::is_debug_info_section): New function.
11391 (Layout::add_comdat): Add new parameters.
11392 (Layout::find_kept_object): New function.
11393 (Layout::Kept_section): New struct.
11394 (Layout::Signatures): Change type of map range.
11395 * object.cc (Relobj::output_section_address): New function.
11396 (Sized_relobj::include_section_group): Add new parameters. Change
11397 calls to Layout::add_comdat. Change to build table of kept comdat
11398 groups and table mapping discarded sections to kept sections.
11399 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11400 (Sized_relobj::do_layout): Change calls to include_section_group and
11401 include_linkonce_section.
11402 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11403 value to zero when section is discarded.
11404 (Sized_relobj::map_to_kept_section): New function.
11405 * object.h (Relobj::output_section_address): New function.
11406 (Relobj::Comdat_group): New type.
11407 (Relobj::find_comdat_group): New function.
11408 (Relobj::Comdat_group_table): New type.
11409 (Relobj::Kept_comdat_section): New type.
11410 (Relobj::Kept_comdat_section_table): New type.
11411 (Relobj::add_comdat_group): New function.
11412 (Relobj::set_kept_comdat_section): New function.
11413 (Relobj::get_kept_comdat_section): New function.
11414 (Relobj::comdat_groups_): New field.
11415 (Relobj::kept_comdat_sections_): New field.
11416 (Symbol_value::input_value): Update comment.
11417 (Sized_relobj::map_to_kept_section) New function.
11418 (Sized_relobj::include_linkonce_section): Add new parameter.
11419 * target-reloc.h (Comdat_behavior): New type.
11420 (get_comdat_behavior): New function.
11421 (relocate_section): Add code to map a discarded section to the
11422 corresponding kept section when applying a relocation.
11423
e4e5049b
CS		 114242008-04-30 Craig Silverstein <csilvers@google.com>
11425
11426 * dwarf_reader.cc (next_generation_count): New static var.
11427 (Addr2line_cache_entry): New struct.
11428 (addr2line_cache): New static var.
11429 (Dwarf_line_info::one_addr2line): Added caching.
11430 (Dwarf_line_info::clear_addr2line_cache): New function.
11431 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11432 cache-size parameter.
11433 (Dwarf_line_info::one_addr2line_cache): New function.
11434 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11435 new cache-size argument to one_addr2line(), and clear cache.
11436
d09e9154
CC		 114372008-04-28 Cary Coutant <ccoutant@google.com>
11438
11439 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11440 R_386_PC8 relocations.
11441
7ef73768
ILT		 114422008-04-23 Ian Lance Taylor <iant@google.com>
11443
55438702
ILT		 11444 * object.cc (Sized_relobj::include_section_group): Check for
11445 invalid section group.
11446
c165fb93
ILT		 11447 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11448 header size.
11449
7ef73768
ILT		 11450 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11451 than read for file header.
11452 * archive.cc (Archive::include_member): Likewise.
11453
6194aaab
L		 114542008-04-23 Paolo Bonzini <bonzini@gnu.org>
11455
11456 * aclocal.m4: Regenerate.
11457 * configure: Regenerate.
11458
d491d34e
ILT		 114592008-04-19 Ian Lance Taylor <iant@google.com>
11460
5ea2bac6
ILT		 11461 * version.cc (version_string): Bump to 1.6.
11462
7bc3e21a
ILT		 11463 * testsuite/Makefile.am (many_sections_r_test): New target.
11464 (many_sections_r_test_SOURCES): Remove.
11465 (many_sections_r_test_DEPENDENCIES): Remove.
11466 (many_sections_r_test_LDFLAGS): Remove.
11467 (many_sections_r_test_LDADD): Remove.
11468
7fcd3aa9
ILT		 11469 * object.cc (Sized_relobj::do_add_symbols): Always pass
11470 local_symbol_count_ to add_from_relobj.
11471
4c94d6ae
ILT		 11472 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11473 every thousand variables.
11474 * testsuite/Makefile.in: Rebuild.
11475
d491d34e
ILT		 11476 * object.cc (Xindex::initialize_symtab_xindex): New function.
11477 (Xindex::read_symtab_xindex): New function.
11478 (Xindex::sym_xindex_to_shndx): New function.
11479 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11480 available.
11481 (Sized_relobj::do_initialize_xindex): New function.
11482 (Sized_relobj::do_read_symbols): Adjust section links.
11483 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11484 parameter. Change all callers.
11485 (Sized_relobj::include_section_group): Adjust section links and
11486 symbol section indexes.
11487 (Sized_relobj::do_layout): Adjust section links.
11488 (Sized_relobj::do_count_local_symbols): Adjust section links and
11489 symbol section indexes.
11490 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11491 ordinary and special symbols.
11492 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11493 dynsym_xindex parameters. Change all callers. Adjust section
11494 links. Use SHN_XINDEX when needed.
11495 (Sized_relobj::get_symbol_location_info): Adjust section links.
11496 Don't get fooled by special symbols.
11497 * object.h (class Xindex): Define.
11498 (class Object): Add xindex_ parameter. Declare virtual functoin
11499 do_initialize_xindex.
11500 (Object::adjust_sym_shndx): New function.
11501 (Object::set_xindex): New protected function.
11502 (class Symbol_value): Add is_ordinary_shndx_ field.
11503 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11504 (Symbol_value::value): Assert ordinary section.
11505 (Symbol_value::initialize_input_to_output_map): Likewise.
11506 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11507 Change all callers.
11508 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11509 all callers.
11510 (class Sized_relobj): Update declarations.
11511 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11512 parameter. Change all callers.
11513 (Sized_relobj::adjust_shndx): New function.
11514 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11515 field.
11516 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11517 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11518 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11519 (Sized_dynobj::read_dynsym_section): Adjust section links.
11520 (Sized_dynobj::read_dynamic): Likewise.
11521 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11522 section links.
11523 (Sized_dynobj::do_initialize_xindex): New function.
11524 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11525 do_initialize_xindex.
11526 (Sized_dynobj::adjust_shndx): New function.
11527 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11528 dynsym_xindex_ fields.
11529 (Layout::finalize): Add a call to set_section_indexes before
11530 creating the symtab sections.
11531 (Layout::set_section_indexes): Don't do anything if the section
11532 already has a section index.
11533 (Layout::create_symtab_sections): Add shnum parameter. Change
11534 caller. Create .symtab_shndx section if needed.
11535 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11536 caller.
11537 (Layout::allocated_output_section_count): New function.
11538 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11539 needed.
11540 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11541 fields. Update declarations.
11542 (Layout::symtab_xindex): New function.
11543 (Layout::dynsym_xindex): New function.
11544 (class Write_symbols_task): Add layout_ field.
11545 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11546 Change caller.
11547 * output.cc (Output_section_headers::Output_section_headers): Add
11548 shstrtab_section parameter. Change all callers.
11549 (Output_section_headers::do_sized_write): Store overflow values
11550 for section count and section string table section index in
11551 section header zero.
11552 (Output_file_header::do_sized_write): Check for overflow of
11553 section count and section string table section index.
11554 (Output_symtab_xindex::do_write): New function.
11555 (Output_symtab_xindex::endian_do_write): New function.
11556 * output.h (class Output_section_headers): Add shstrtab_section_.
11557 Update declarations.
11558 (class Output_symtab_xindex): Define.
11559 (Output_section::has_out_shndx): New function.
11560 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11561 field.
11562 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11563 Change all callers.
11564 (Sized_symbol::init): Likewise.
11565 (Symbol::output_section): Check for ordinary symbol.
11566 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11567 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11568 callers.
11569 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11570 Change all callers. Simplify handling of symbols from sections
11571 not included in the link.
11572 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11573 distinction.
11574 (Weak_alias_sorter::operator()): Assert that symbols are
11575 ordinary.
11576 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11577 distinction.
11578 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11579 parameters. Change all callers.
11580 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11581 symbol distinction. Use SHN_XINDEX when needed.
11582 (Symbol_table::write_section_symbol): Add symtab_xindex
11583 parameter. Change all callers.
11584 (Symbol_table::sized_write_section_symbol): Likewise. Use
11585 SHN_XINDEX when needed.
11586 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11587 declarations.
11588 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11589 (Symbol::is_defined): Check is_ordinary.
11590 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11591 (Symbol::is_absolute, Symbol::is_common): Likewise.
11592 (class Sized_symbol): Update declarations.
11593 (class Symbol_table): Update declarations.
11594 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11595 parameters. Change all callers.
11596 (Sized_symbol::override): Likewise.
11597 (Symbol_table::override): Likewise.
11598 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11599 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11600 is_ordinary, and orig_st_shndx parameters. Change all callers.
11601 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11602 to be in an ordinary section.
11603 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11604 object and is_ordinary parameters. Change all callers.
11605 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11606 Change all callers. Don't add undefined or non-ordinary symbols
11607 to reloc_map_.
11608 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11609 Change all callers.
11610 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11611 declarations.
11612 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11613 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11614 (Sized_relobj::relocate_sections): Likewise.
11615 * target-reloc.h (scan_relocs): Adjust section symbol index.
11616 (scan_relocatable_relocs): Likewise.
11617 * i386.cc (Scan::local): Check for ordinary symbols.
11618 * sparc.cc (Scan::local): Likewise.
11619 * x86_64.cc (Scan::local): Likewise.
11620 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11621 to symbol_section_and_value.
11622 * testsuite/many_sections_test.cc: New file.
11623 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11624 (check_PROGRAMS): Add many_sections_test.
11625 (many_sections_test_SOURCES): Define.
11626 (many_sections_test_DEPENDENCIES): Define.
11627 (many_sections_test_LDFLAGS): Define.
11628 (BUILT_SOURCES): Add many_sections_define.h.
11629 (many_sections_define.h): New target.
11630 (BUILT_SOURCES): Add many_sections_check.h.
11631 (many_sections_check.h): New target.
11632 (check_PROGRAMS): Add many_sections_r_test.
11633 (many_sections_r_test_SOURCES): Define.
11634 (many_sections_r_test_DEPENDENCIES): Define.
11635 (many_sections_r_test_LDFLAGS): Define.
11636 (many_sections_r_test_LDADD): Define.
11637 (many_sections_r_test.o): New target.
11638 * testsuite/Makefile.in: Rebuild.
11639
c5818ff1
CC		 116402008-04-17 Cary Coutant <ccoutant@google.com>
11641
11642 * errors.cc (Errors::info): New function.
11643 (gold_info): New function.
11644 * errors.h (Errors::info): New function.
11645 * gold.h (gold_info): New function.
11646 * object.cc (Input_objects::add_object): Print trace output.
11647 * options.cc (options::parse_set): New function.
11648 (General_options::parse_wrap): Deleted.
11649 (General_options::General_options): Deleted initializer.
11650 * options.h (options::String_set): New typedef.
11651 (options::parse_set): New function.
11652 (DEFINE_set): New macro.
11653 (General_options::wrap): Changed to use DEFINE_set. Changed
11654 callers of any_wrap_symbols and is_wrap_symbol.
11655 (General_options::trace, General_options::trace_symbol):
11656 New options.
11657 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11658 (General_options::wrap_symbols_): Deleted.
11659 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11660
b5be4a7c
DM		 116612008-04-17 David S. Miller <davem@davemloft.net>
11662
11663 * options.cc (General_options::parse_V): New function.
11664 * options.h: Add entries for -V and -Qy.
11665
155a0dd7
ILT		 116662008-04-17 Ian Lance Taylor <iant@google.com>
11667
11668 * common.cc (Symbol_table::allocate_commons): Remove options
11669 parameter. Change caller.
11670 (Symbol_table::do_allocate_commons): Remove options parameter.
11671 Change caller. Just call do_allocate_commons_list twice.
11672 (Symbol_table::do_allocate_commons_list): New function, broken out
11673 of do_allocate_commons.
11674 * common.h (class Allocate_commons_task): Remove options_ field.
11675 Update constructor.
11676 * symtab.cc (Symbol_table::Symbol_table): Initialize
11677 tls_commons_.
11678 (Symbol_table::add_from_object): Put TLS common symbols on
11679 tls_commons_ list.
11680 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11681 which are IN_OUTPUT_DATA.
11682 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11683 allocate_commons and do_allocate_commons declarations. Declare
11684 do_allocate_commons_list.
11685 * gold.cc (queue_middle_tasks): Update creation of
11686 Allocate_commons_task to not pass options.
11687 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11688 (TLS_TEST_C_FLAGS): New variable.
11689 (tls_test_c_pic.o): New target.
11690 (tls_test_shared.so): Link in tls_test_c_pic.o.
11691 (tls_test_c_pic_ie.o): New target.
11692 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11693 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11694 (tls_test_c.o): New target.
11695 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11696 (tls_pic_test_LDADD): Likewise.
11697 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11698 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11699 (tls_test_c_gnu2.o): New target.
11700 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11701 tls_test_c_gnu2.o.
11702 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11703 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11704 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11705 * testsuite/tls_test.cc: Include "config.h".
11706 (t_last): Call t11_last.
11707 * testsuite/tls_test.h (t11, t11_last): Declare.
11708 * testsuite/tls_test_c.c: New file.
11709 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11710 * configure.ac: Check for OpenMP support.
11711 * configure, config.in, Makefile.in: Rebuild.
11712 * testsuite/Makefile.in: Rebuild.
11713
edfbb029
CC		 117142008-04-16 Cary Coutant <ccoutant@google.com>
11715
11716 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11717 (Target_i386::tls_base_symbol_defined_): New field.
11718 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11719 (Target_i386::Scan::global): Likewise.
11720 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11721 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11722 (Target_x86_64::tls_base_symbol_defined_): New field.
11723 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11724 (Target_x86_64::Scan::global): Likewise.
11725
f3c69fca
CC		 117262008-04-16 Cary Coutant <ccoutant@google.com>
11727
11728 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11729 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11730 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11731 building shared libraries.
11732 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11733 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11734 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11735 * testsuite/Makefile.in: Rebuild.
11736 * testsuite/weak_undef.h: New file.
11737 * testsuite/weak_undef_file1.cc: Add extra test cases.
11738 * testsuite/weak_undef_file2.cc: Likewise.
11739 * testsuite/weak_undef_test.cc: Likewise.
11740
7c414435
DM		 117412008-04-16 David S. Miller <davem@davemloft.net>
11742
32b769e1
DM		 11743 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11744 Add issued_non_pic_error_ field. Declare check_non_pic.
11745 (Target_sparc::Scan::check_non_pic): New function.
11746 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11747 (Target_sparc::Scan::global): Likewise.
11748
11936fb1
DM		 11749 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11750 * configure: Rebuild.
11751
7c414435
DM		 11752 * options.h (DEFINE_enable): New macro.
11753 (new_dtags): New enable option.
11754 (initfirst, interpose, loadfltr, nodefaultlib,
11755 nodelete, nodlopen, nodump): New -z options.
11756 * layout.cc (Layout:finish_dynamic_section): If new
11757 dtags enabled, emit DT_RUNPATH. Also, emit a
11758 DT_FLAGS_1 containing any specified -z flags.
11759
85c7bf8b
ILT		 117602008-04-16 Ian Lance Taylor <iant@google.com>
11761
12c0daef
ILT		 11762 * copy-relocs.cc: New file.
11763 * copy-relocs.h: New file.
11764 * reloc.cc: Remove Copy_relocs code.
11765 * reloc.h: Likewise.
11766 * reloc-types.h (struct Reloc_types) [both versions]: Add
11767 get_reloc_addend_noerror.
11768 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11769 variants of add_global which take an addend which must be zero.
11770 * i386.cc: Include "copy-relocs.h".
11771 (class Target_i386): Change type of copy_relocs_ to variable,
11772 update initializer.
11773 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11774 Change all callers.
11775 (Target_i386::do_finalize_sections): Change handling of
11776 copy_relocs_.
11777 * sparc.cc: Include "copy-relocs.h".
11778 (class Target_sparc): Change type of copy_relocs_ to variable,
11779 update initializer.
11780 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11781 Change all callers.
11782 (Target_sparc::do_finalize_sections): Change handling of
11783 copy_relocs_.
11784 * x86_64.cc: Include "copy-relocs.h".
11785 (class Target_x86_64): Change type of copy_relocs_ to variable,
11786 update initializer.
11787 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11788 class. Change all callers.
11789 (Target_x86_64::do_finalize_sections): Change handling of
11790 copy_relocs_.
11791 * Makefile.am (CCFILES): Add copy-relocs.cc.
11792 (HFILES): Add copy-relocs.h.
11793
4f4995b6
ILT		 11794 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11795
85c7bf8b
ILT		 11796 * testsuite/script_test_4.sh: Permit leading zeroes.
11797
4f2a9edd
ILT		 117982008-04-15 Ian Lance Taylor <iant@google.com>
11799
e6188289
ILT		 11800 * script-sections.cc (Script_sections::create_segments): Use
11801 header_size_adjustment even when there is enough room for the
11802 headers.
11803 * testsuite/script_test_4.sh: New file.
11804 * testsuite/script_test_4.t: New file.
11805 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11806 (check_DATA): Add script_test_4.stdout.
11807 (MOSTLYCLEANFILES): Likewise.
11808 (script_test_4): New target.
11809 (script_test_4.stdout): New target.
11810 * testsuite/Makefile.in: Rebuild.
11811
4f2a9edd
ILT		 11812 * sparc.cc: Add definitions for Output_data_plt_sparc class
11813 constants.
11814
f5314dd5
DM		 118152008-04-14 David S. Miller <davem@davemloft.net>
11816
11817 * sparc.cc: New file.
11818 * Makefile.am (TARGETSOURCES): Add sparc.cc
11819 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11820 * configure.tgt: Document targ_extra_size and
11821 targ_extra_big_endian. Add entries for sparc-* and
11822 sparc64-*.
11823 * configure.ac: Handle targ_extra_size and
11824 targ_extra_big_endian.
11825 * Makefile.in: Rebuild.
11826 * configure: Likewise.
11827 * po/POTFILES.in: Likewise.
11828 * po/gold.pot: Likewise.
11829
154e0e9a
ILT		 118302008-04-14 Ian Lance Taylor <iant@google.com>
11831
11832 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11833 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11834 in the name/type/flags to section mapping. Don't call
11835 allocate_output_section.
11836 (Layout::choose_output_section): Change parameter from adjust_name
11837 to is_input_section. Don't permit input sections after sections
11838 are attached to segments. Don't call allocate_output_section.
11839 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11840 not write_enable_output_section.
11841 (Layout::make_output_section): Don't push to
11842 unattached_section_list_ nor call attach_to_segment. Call
11843 attach_section_to_segment if sections are attached.
11844 (Layout::attach_sections_to_segments): New function.
11845 (Layout::attach_section_to_segment): New function.
11846 (Layout::attach_allocated_section_to_segment): Rename from
11847 attach_to_segment. Remove flags parameter.
11848 (Layout::allocate_output_section): Remove function.
11849 (Layout::write_enable_output_section): Remove function.
11850 * layout.h (class Layout): Update for above changes. Add new
11851 field sections_are_attached_.
11852 * output.h (Output_section::update_flags_for_input_section): New
11853 function.
11854 * output.cc (Output_section::add_input_section): Call
11855 update_flags_for_input_section.
11856 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11857
009a67a2
CC		 118582008-04-11 Cary Coutant <ccoutant@google.com>
11859
11860 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11861 thought unnecessary.
11862 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11863
759b1a24
ILT		 118642008-04-11 Ian Lance Taylor <iant@google.com>
11865
11866 * output.h (class Output_section_data): Remove inline definition
11867 of set_addralign.
11868 * output.cc (Output_section_data::set_addralign): New function.
11869
c2b45e22
CC		 118702008-04-11 Cary Coutant <ccoutant@google.com>
11871
11872 Add support for TLS descriptors for i386 and x86_64.
11873 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11874 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11875 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11876 GOT_TYPE_TLS_DESC.
11877 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11878 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11879 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11880 relocations.
11881 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11882 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11883 Fix problem with initial-exec relocations.
11884 (Target_i386::Relocate::relocate_tls): Likewise.
11885 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11886 relaxation.
11887 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11888 support for section-plus-offset dynamic table entries.
11889 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11890 (Output_data_dynamic::Dynamic_entry): Add support for
11891 section-plus-offset dynamic table entries.
11892 (Output_data_dynamic::Classification): Likewise.
11893 (Output_data_dynamic::classification_): Renamed offset_.
11894 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11895 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11896 (Target_x86_64::make_plt_section): New function.
11897 (Target_x86_64::reserve_tlsdesc_entries): New function.
11898 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11899 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11900 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11901 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11902 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11903 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11904 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11905 add extra PLT entry for TLS descriptors.
11906 (Output_data_plt_x86_64::got_): New field.
11907 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11908 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11909 fields.
11910 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11911 descriptors.
11912 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11913 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11914 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11915 R_386_TLS_DESC_CALL relocations.
11916 (Target_x86_64::Scan::global): Likewise.
11917 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11918 for TLS descriptors.
11919 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11920 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11921 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11922 GD-to-IE relaxation.
11923 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11924 and TLS_DESCRIPTORS.
11925 * Makefile.in: Rebuild.
11926 * configure: Rebuild.
11927 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11928 (tls_test_shared2.so): New target.
11929 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11930 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11931 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11932 (tls_shared_gd_to_ie_test_LDADD): New variable.
11933 (tls_shared_gnu2_gd_to_ie_test): New target.
11934 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11935 New targets.
11936 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11937 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11938 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11939 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11940 (tls_shared_gnu2_test): New target.
11941 (tls_test_gnu2_shared.so): New target.
11942 (tls_shared_gnu2_test_SOURCES): New variable.
11943 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11944 (tls_shared_gnu2_test_LDFLAGS): New variable.
11945 (tls_shared_gnu2_test_LDADD): New variable.
11946 * testsuite/Makefile.in: Rebuild.
11947 * testsuite/Makefile.
11948
83bfb6b7
ILT		 119492008-04-11 Ian Lance Taylor <iant@google.com>
11950
11951 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11952 justsyms.t.
11953 * testsuite/Makefile.in: Rebuild.
11954
11955 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11956 long.
11957 * testsuite/script_test_2.cc (main): Adjust test.
11958
706e1f5e
ILT		 119592008-04-11 David S. Miller <davem@davemloft.net>
11960 Ian Lance Taylor <iant@google.com>
11961
11962 * options.h (General_options): Add entries for '-Y' and
11963 '-relax'.
11964 * options.cc (General_options:finalize): If -Y was used, add those
11965 entries to the library path instead of the default "/lib" and
11966 "/usr/lib".
11967
7c98e6bb
DM		 119682008-04-11 David S. Miller <davem@davemloft.net>
11969
11970 * testsuite/justsyms.t: Start at 0x100.
11971 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11972 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11973 long.
11974 * testsuite/script_test_2.cc: Adjust string and section length
11975 checks.
7c98e6bb 11976
99a37bfd
ILT		 119772008-04-09 Ian Lance Taylor <iant@google.com>
11978
2cefc357
ILT		 11979 PR gold/5996
11980 * script-sections.cc (Sections_element::allocate_to_segment): Add
11981 orphan parameter.
11982 (Output_section_definition::allocate_to_segment): Likewise.
11983 (Orphan_output_section::allocate_to_segment): Likewise.
11984 (Script_sections::attach_sections_using_phdrs_clause): Don't
11985 propagate non-PT_LOAD segments to orphan sections.
11986 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11987 readelf rather than objdump.
11988 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11989 .interp section and PT_INTERP segment are the same size.
11990 * testsuite/Makefile.in: Rebuild.
11991
99a37bfd
ILT		 11992 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11993 aliases for symbols defined in the same object.
11994 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11995 (weak_alias_test_SOURCES): New variable.
11996 (weak_alias_test_DEPENDENCIES): New variable.
11997 (weak_alias_test_LDFLAGS): New variable.
11998 (weak_alias_test_LDADD): New variable.
11999 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12000 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12001 (weak_alias_test_3.o): New target.
12002 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12003 * testsuite/weak_alias_test_main.cc: New file.
12004 * testsuite/weak_alias_test_1.cc: New file.
12005 * testsuite/weak_alias_test_2.cc: New file.
12006 * testsuite/weak_alias_test_3.cc: New file.
12007
780e49c5
ILT		 120082008-04-08 Ian Lance Taylor <iant@google.com>
12009
cdb0b8f5
ILT		 12010 * options.h (class General_options): Add --noinhibit-exec option.
12011 * main.cc (main): Check --noinhibit-exec.
12012
0864d551
ILT		 12013 * options.h (class General_options): Define --wrap as a special
12014 option. Add wrap_symbols_ field.
12015 (General_options::any_wrap_symbols): New function.
12016 (General_options::is_wrap_symbol): New function.
12017 * options.cc (General_options::parse_wrap): New function.
12018 (General_options::General_options): Initialize wrap_symbols_.
12019 * symtab.cc (Symbol_table::wrap_symbol): New function.
12020 (Symbol_table::add_from_object): Handle --wrap.
12021 * symtab.h (class Symbol_table): Declare wrap_symbol.
12022 * target.h (Target::wrap_char): New function.
12023 (Target::Target_info): Add wrap_char field.
12024 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12025 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12026 * testsuite/testfile.cc (Target_test::test_target_info):
12027 Likewise.
12028
789aa6de
ILT		 12029 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12030 there is one.
12031
2c38906f
ILT		 12032 * layout.h (class Layout): Add added_eh_frame_data_ field.
12033 * layout.cc (Layout::Layout): Initialize new field.
12034 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12035 output section until we find a section we merged successfully.
12036 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12037 that the size be non-zero.
12038
780e49c5
ILT		 12039 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12040 qualifier.
12041
7fcd0256
ILT		 120422008-04-08 Craig Silverstein <csilvers@google.com>
12043
12044 * configure.ac: Export new conditional variable HAVE_ZLIB.
12045 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12046 on HAVE_ZLIB.
12047 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12048 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12049
6835af53
ILT		 120502008-04-07 Ian Lance Taylor <iant@google.com>
12051
e24f324c
ILT		 12052 * version.cc (version_string): Set to "1.5".
12053
a036edd8
ILT		 12054 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12055 Add issued_non_pic_error_ field. Declare check_non_pic.
12056 (Target_x86_64::Scan::check_non_pic): New function.
12057 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12058 (Target_x86_64::Scan::global): Likewise.
12059
624f8810
ILT		 12060 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12061 addend parameter. Change caller. Handle merge sections.
12062 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12063 Address to Addend. Don't add in the result of
12064 local_section_offset, pass down the addend and use the returned
12065 value.
12066 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12067 Update declarations of local_section_offset and symbol_value.
12068 * testsuite/two_file_test_1.cc (t18): New function.
12069 * testsuite/two_file_test_2.cc (f18): New function.
12070 * testsuite/two_file_test_main.cc (main): Call t18.
12071 * testsuite/two_file_test.h (t18, f18): Declare.
12072
6835af53
ILT		 12073 * configure.ac: Don't test for objdump, c++filt, or readelf.
12074 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12075 conditionals.
12076 (TEST_READELF): New variable.
12077 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12078 (check_PROGRAMS): Add two_file_strip_test.
12079 (two_file_strip_test): New target.
12080 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12081 (two_file_same_shared_strip_test_SOURCES): New variable.
12082 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12083 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12084 (two_file_same_shared_strip_test_LDADD): New variable.
12085 (two_file_shared_strip.so): New target.
12086 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12087 (ver_test_5.syms, ver_test_7.syms): Likewise.
12088 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12089 (strip_test_3.stdout): Use TEST_OBJDUMP.
12090 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12091
86925eef
CC		 120922008-04-04 Cary Coutant <ccoutant@google.com>
12093
12094 * symtab.h (Symbol::is_weak_undefined): New function.
12095 (Symbol::is_strong_undefined): New function.
12096 (Symbol::is_absolute): New function.
12097 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12098 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12099 absolute symbols.
12100 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12101 (weak_undef_test): New target.
12102 * testsuite/Makefile.in: Rebuild.
12103 * testsuite/weak_undef_file1.cc: New file.
12104 * testsuite/weak_undef_file2.cc: New file.
12105 * testsuite/weak_undef_test.cc: New file.
12106
126f3ece
ILT		 121072008-04-03 Craig Silverstein <csilvers@google.com>
12108
12109 * compressed_output.h (class Output_compressed_section): Use
12110 unsigned buffer.
12111 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12112 add zlib header.
12113 (zlib_compressed_suffix): Removed.
12114 (Output_compressed_section::set_final_data_size): Use unsigned
12115 buffers.
12116 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12117 Fix linker invocation.
12118 (flagstest_o_specialfile_and_compress_debug_sections):
12119 Likewise.
12120 * testsuite/Makefile.in: Regenerated.
12121
deae2a14
DM		 121222008-04-02 David S. Miller <davem@davemloft.net>
12123
12124 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12125 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12126
70752818
ILT		 121272008-04-02 Craig Silverstein <csilvers@google.com>
12128
12129 * TODO: New file.
12130
39d0cb0e
ILT		 121312008-04-02 Ian Lance Taylor <iant@google.com>
12132
12133 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12134 parameters. Update for new key type to views_. Change all
12135 callers.
12136 (File_read::read): Adjust for byteshift in returned view.
12137 (File_read::add_view): New function, broken out of
12138 find_and_make_view.
12139 (File_read::make_view): New function, broken out of
12140 find_and_make_view.
12141 (File_read::find_or_make_view): Add offset and aligned
12142 parameters. Rewrite accordingly. Change all callers.
12143 (File_read::get_view): Add offset and aligned parameters. Adjust
12144 for byteshift in return value.
12145 (File_read::get_lasting_view): Likewise.
12146 * fileread.h (class File_read): Update declarations.
12147 (class File_read::View): Add byteshift_ field. Add byteshift to
12148 constructor. Add byteshift method.
12149 * archive.h (Archive::clear_uncached_views): New function.
12150 (Archive::get_view): Add aligned parameter. Change all callers.
12151 * object.h (Object::get_view): Add aligned parameter. Change all
12152 callers.
12153 (Object::get_lasting_view): Likewise.
12154
12155 * fileread.cc (File_read::release): Don't call clear_views if
12156 there are multiple objects.
12157 * fileread.h (File_read::clear_uncached_views): New function.
12158 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12159 on the archive.
12160
a1207466
CC		 121612008-03-31 Cary Coutant <ccoutant@google.com>
12162
12163 Add thin archive support.
12164 * archive.cc (Archive::armagt): New const.
12165 (Archive::setup): Remove task parameter and calls to unlock.
12166 (Archive::unlock_nested_archives): New function.
12167 (Archive::read_header): Add nested_off parameter. Change
12168 all callers.
12169 (Archive::interpret_header): Likewise.
12170 (Archive::include_all_members): Change to handle thin
12171 archives.
12172 (Archive::include_member): Likewise.
12173 * archive.h (Archive::Archive): Add new parameters and
12174 initializers.
12175 (Archive::armagt): New const.
12176 (Archive::setup): Remove task parameter.
12177 (Archive::unlock_nested_archives): New function.
12178 (Archive::read_header): Add nested_off parameter.
12179 (Archive::interpret_header): Likewise.
12180 (Archive::Nested_archive_table): New typedef.
12181 (Archive::is_thin_archive_): New field.
12182 (Archive::nested_archives_): New field.
12183 (Archive::options_): New field.
12184 (Archive::dirpath_): New field.
12185 (Archive::task_): New field.
12186 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12187 for thin archives. Pass additional parameters to
12188 Archive::Archive. Unlock the archive file after calling
12189 Archive::setup.
cd536b21 12190
479f6503
ILT		 121912008-03-29 Ian Lance Taylor <iant@google.com>
12192
686c8caf
ILT		 12193 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12194 version symbol to be local.
12195 * testsuite/ver_test_4.sh: New file.
12196 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12197 (check_DATA): Add ver_test_4.syms.
12198 (ver_test_4.syms): New target.
12199 * testsuite/Makefile.in: Rebuild.
12200
ab794b6b
ILT		 12201 * output.cc
12202 (Output_section::Input_section_sort_entry::has_priority): New
12203 function.
12204 (Output_section::Input_section_sort_entry::match_file_name): New
12205 function.
12206 (Output_section::Input_section_sort_entry::match_section_name):
12207 Remove.
12208 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12209 Remove.
12210 (Output_section::Input_section_sort_entry::match_section_file):
12211 Remove.
12212 (Output_section::Input_section_sort_compare::operator()): Rewrite
12213 using new Input_section_sort_entry functions. Sort crtbegin and
12214 crtend first. Sort sections with no priority before sections with
12215 a priority.
12216 * testsuite/initpri1.c (d3): Check j != 4.
12217 (cd5): New constructor/destructor function.
12218 (main): Check j != 2.
12219
479f6503
ILT		 12220 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12221 new symbol when resolving, don't call set_is_default.
12222 * testsuite/ver_test_7.cc: New file.
12223 * testsuite/ver_test_7.sh: New file.
12224 * testsuite/Makefile.am (ver_test_7.so): New target.
12225 (ver_test_7.o): New target.
12226 (check_SCRIPTS): Add ver_test_7.sh.
12227 (check_DATA): Add ver_test_7.syms.
12228 (ver_test_7.syms): New target.
12229
2fd32231
ILT		 122302008-03-28 Ian Lance Taylor <iant@google.com>
12231
12232 * layout.cc (Layout::layout): If we see an input section with a
12233 name that needs sorting, set the must_sort flag for the output
12234 section.
12235 (Layout::make_output_section): If the name of the output section
12236 indicates that it might require sorting, set the may_sort flag.
12237 * output.h (Output_section::may_sort_attached_input_sections): New
12238 function.
12239 (Output_section::set_may_sort_attached_input_sections): New
12240 function.
12241 (Output_section::must_sort_attached_input_sections): New
12242 function.
12243 (Output_section::set_must_sort_attached_input_sections): New
12244 function.
12245 (class Output_section): Declare Input_section_sort_entry. Define
12246 Input_section_sort_compare. Declare
12247 sort_attached_input_sections. Add new fields:
12248 may_sort_attached_input_sections_,
12249 must_sort_attached_input_sections_,
12250 attached_input_sections_are_sorted_.
12251 * output.cc (Output_section::Output_section): Initialize new
12252 fields.
12253 (Output_section::add_input_section): Add an entry to
12254 input_sections_ if may_sort or must_sort are true.
12255 (Output_section::set_final_data_size): Call
12256 sort_attached_input_sections if necessary.
12257 (Output_section::Input_section_sort_entry): Define new class.
12258 (Output_section::Input_section_sort_compare::operator()): New
12259 function.
12260 (Output_section::sort_attached_input_sections): New function.
12261 * configure.ac: Check whether the compiler supports constructor
12262 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12263 * testsuite/initpri1.c: New file.
12264 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12265 CONSTRUCTOR_PRIORITY.
12266 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12267 (initpri1_LDFLAGS): New variable.
12268 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12269
18e6b24e
ILT		 122702008-03-27 Ian Lance Taylor <iant@google.com>
12271
49bdd526
ILT		 12272 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12273 * testsuite/common_test_1.c: New file.
12274 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12275 (common_test_1_SOURCES): New variable.
12276 (common_test_1_DEPENDENCIES): New variable.
12277 (common_test_1_LDFLAGS): New variable.
12278
18e6b24e
ILT		 12279 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12280 and commons_ correctly when NAME/VERSION does not override
12281 NAME/NULL.
12282 * testsuite/ver_test_6.c: New file.
12283 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12284 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12285 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12286
04bf7072
ILT		 122872008-03-26 Ian Lance Taylor <iant@google.com>
12288
5871526f
ILT		 12289 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12290 of an undefined symbol from a version script.
12291 * testsuite/Makefile.am (ver_test_5.so): New target.
12292 (ver_test_5.o): New target.
12293 (check_SCRIPTS): Add ver_test_5.sh.
12294 (check_DATA): Add ver_test_5.syms.
12295 (ver_test_5.syms): New target.
12296 * testsuite/ver_test_5.cc: New file.
12297 * testsuite/ver_test_5.script: New file.
12298 * testsuite/ver_test_5.sh: New file.
12299 * Makefile.in, testsuite/Makefile.in: Rebuild.
12300
04bf7072
ILT		 12301 PR gold/5986
12302 Fix problems building gold with gcc 4.3.0.
12303 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12304 (gold_error_at_location, gold_warning_at_location): Use it.
12305 * configure.ac: Check whether we can compile and use a template
12306 function with a printf attribute.
12307 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12308 when jumping over bytes.
12309 * object.cc: Instantiate Object::read_section_data.
12310 * debug.h: Include <cstring>
12311 * dwarf_reader.cc: Include <algorithm>
12312 * main.cc: Include <cstring>.
12313 * options.cc: Include <cstring>.
12314 * output.cc: Include <cstring>.
12315 * script.cc: Include <cstring>.
12316 * script.h: Include <string>.
12317 * symtab.cc: Include <cstring> and <algorithm>.
12318 * target-select.cc: Include <cstring>.
12319 * version.cc: Include <string>.
12320 * testsuite/testmain.cc: Include <cstdlib>.
12321 * configure, config.in: Rebuild.
12322
874c5b28
ILT		 123232008-03-25 Ian Lance Taylor <iant@google.com>
12324
819d6c3a
ILT		 12325 * options.cc: Include "../bfd/bfdver.h".
12326 (options::help): Print bug reporting address.
12327
f4b2c6f5
ILT		 12328 * version.cc (print_version): Adjust output for current value of
12329 BFD_VERSION_STRING.
12330
12331 * NEWS: New file.
12332
e96caa79
ILT		 12333 * options.cc (options::help): Print list of supported targets.
12334 * target-select.h: Include <vector>.
12335 (class Target_selector): Make machine_, size_, and is_big_endian_
12336 fields const. Add bfd_name_ and instantiated_target_ fields.
12337 (Target_selector::Target_selector): Add bfd_name parameter.
12338 (Target_selector::recognize): Make non-virtual, call
12339 do_recognize.
12340 (Target_selector::recognize_by_name): Make non-virtual, call
12341 do_recognize_by_name.
12342 (Target_selector::supported_names): New function.
12343 (Target_selector::bfd_name): New function.
12344 (Target_selector::do_instantiate_target): New pure virtual
12345 function.
12346 (Target_selector::do_recognize): New virtual function.
12347 (Target_selector::do_recognize_by_name): New virtual function.
12348 (Target_selector::instantiate_target): New private function.
12349 (supported_target_names): Declare.
12350 * target-select.cc (Target_selector::Target_selector): Update for
12351 new parameter and fields.
12352 (select_target_by_name): Check that the name matches before
12353 calling recognize_by_name.
12354 (supported_target_names): New function.
12355 * i386.cc (class Target_selector_i386): Update Target_selector
12356 constructor call. Remove recognize and recognize_by_name. Add
12357 do_instantiate_target.
12358 * x86_64.cc (class Target_selector_x86_64): Likewise.
12359 * testsuite/testfile.cc (class Target_selector_test): Update for
12360 changes to Target_selector.
12361
874c5b28
ILT		 12362 * README: Rewrite, with some notes on unsupported features.
12363
0a65a3a7
CC		 123642008-03-24 Cary Coutant <ccoutant@google.com>
12365
12366 * i386.cc (Target_i386::Got_type): New enum declaration.
12367 (Target_i386::Scan::local): Updated callers of Output_data_got
12368 member functions.
12369 (Target_i386::Scan::global): Likewise.
12370 (Target_i386::Relocate::relocate): Likewise.
12371 (Target_i386::Relocate::relocate_tls): Likewise.
12372 * object.h (Got_offset_list): New class.
12373 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12374 (Sized_relobj::local_got_offset): Likewise.
12375 (Sized_relobj::set_local_got_offset): Likewise.
12376 (Sized_relobj::local_has_tls_got_offset): Removed.
12377 (Sized_relobj::local_tls_got_offset): Removed.
12378 (Sized_relobj::set_local_tls_got_offset): Removed.
12379 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12380 * output.cc (Output_data_got::add_global): Added got_type parameter.
12381 (Output_data_got::add_global_with_rel): Likewise.
12382 (Output_data_got::add_global_with_rela): Likewise.
12383 (Output_data_got::add_global_pair_with_rel): New function.
12384 (Output_data_got::add_global_pair_with_rela): New function.
12385 (Output_data_got::add_local): Added got_type parameter.
12386 (Output_data_got::add_local_with_rel): Likewise.
12387 (Output_data_got::add_local_with_rela): Likewise.
12388 (Output_data_got::add_local_pair_with_rel): New function.
12389 (Output_data_got::add_local_pair_with_rela): New function.
12390 (Output_data_got::add_global_tls): Removed.
12391 (Output_data_got::add_global_tls_with_rel): Removed.
12392 (Output_data_got::add_global_tls_with_rela): Removed.
12393 (Output_data_got::add_local_tls): Removed.
12394 (Output_data_got::add_local_tls_with_rel): Removed.
12395 (Output_data_got::add_local_tls_with_rela): Removed.
12396 * output.h (Output_data_got::add_global): Added got_type parameter.
12397 (Output_data_got::add_global_with_rel): Likewise.
12398 (Output_data_got::add_global_with_rela): Likewise.
12399 (Output_data_got::add_global_pair_with_rel): New function.
12400 (Output_data_got::add_global_pair_with_rela): New function.
12401 (Output_data_got::add_local): Added got_type parameter.
12402 (Output_data_got::add_local_with_rel): Likewise.
12403 (Output_data_got::add_local_with_rela): Likewise.
12404 (Output_data_got::add_local_pair_with_rel): New function.
12405 (Output_data_got::add_local_pair_with_rela): New function.
12406 (Output_data_got::add_global_tls): Removed.
12407 (Output_data_got::add_global_tls_with_rel): Removed.
12408 (Output_data_got::add_global_tls_with_rela): Removed.
12409 (Output_data_got::add_local_tls): Removed.
12410 (Output_data_got::add_local_tls_with_rel): Removed.
12411 (Output_data_got::add_local_tls_with_rela): Removed.
12412 * resolve.cc (Symbol::override_base_with_special): Removed
12413 reference to has_got_offset_ field.
12414 * symtab.cc (Symbol::init_fields): Replaced initialization
12415 of got_offset_ with got_offsets_. Removed initialization
12416 of has_got_offset_
53fcba31 12417 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12418 (Symbol::got_offset): Likewise.
12419 (Symbol::set_got_offset): Likewise.
12420 (Symbol::has_tls_got_offset): Removed.
12421 (Symbol::tls_got_offset): Removed.
12422 (Symbol::set_tls_got_offset): Removed.
12423 (Symbol::got_offset_): Removed.
12424 (Symbol::tls_mod_got_offset_): Removed.
12425 (Symbol::tls_pair_got_offset_): Removed.
12426 (Symbol::got_offsets_): New field.
12427 (Symbol::has_got_offset): Removed.
12428 (Symbol::has_tls_mod_got_offset): Removed.
12429 (Symbol::has_tls_pair_got_offset): Removed.
12430 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12431 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12432 member functions.
12433 (Target_x86_64::Scan::global): Likewise.
12434 (Target_x86_64::Relocate::relocate): Likewise.
12435 (Target_x86_64::Relocate::relocate_tls): Likewise.
12436
bd52eafb
BE		 124372008-03-25 Ben Elliston <bje@au.ibm.com>
12438
12439 * yyscript.y: Fix spelling error in comment.
12440
8b105e34
ILT		 124412008-03-24 Ian Lance Taylor <iant@google.com>
12442
8ed814a9
ILT		 12443 * options.h (class General_options): Define build_id option.
12444 * layout.h (class Layout): Declare write_build_id, create_note,
12445 create_build_id. Add build_id_note_ member.
12446 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12447 "libiberty.h", "md5.h", "sha1.h".
12448 (Layout::Layout): Initialize eh_frame_data_,
12449 eh_frame_hdr_section_, and build_id_note_.
12450 (Layout::finalize): Call create_build_id.
12451 (Layout::create_note): New function, broken out of
12452 Layout::create_gold_note.
12453 (Layout::create_gold_note): Call create_note.
12454 (Layout::create_build_id): New function.
12455 (Layout::write_build_id): New function.
12456 (Close_task_runner::run): Call write_build_id.
12457
8b105e34
ILT		 12458 * x86_64.cc: Correct license to GPLv3.
12459
086a1841
ILT		 124602008-03-23 Ian Lance Taylor <iant@google.com>
12461
12462 * options.cc: Include "demangle.h".
12463 (parse_optional_string): New function.
12464 (parse_long_option): Handle takes_optional_argument.
12465 (parse_short_option): Update dash_z initializer. Handle
12466 takes_optional_argument.
12467 (General_options::General_options): Initialize do_demangle_.
12468 (General_options::finalize): Set do_demangle_. Handle demangling
12469 style.
12470 * options.h (parse_optional_string): Declare.
12471 (struct One_option): Add optional_arg field. Update constructor.
12472 Update call constructor calls. Add takes_optional_argument
12473 function.
12474 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12475 (DEFINE_optional_string): Define.
12476 (General_options::demangle): Change from DEFINE_bool to
12477 DEFINE_optional_string.
12478 (General_options::no_demangle): New function.
12479 (General_options::do_demangle): New function.
12480 (General_options::set_do_demangle): New function.
12481 (General_options::execstack_status_): Move definition to end of
12482 class definition.
12483 (General_options::static_): Likewise.
12484 (General_options::do_demangle_): New field.
12485 * object.cc (big_endian>::get_symbol_location_info): Call
12486 Options::do_demangle, not Options::demangle.
12487 * symtab.cc (demangle): Likewise.
12488
cbb93e63
ILT		 124892008-03-22 Ian Lance Taylor <iant@google.com>
12490
12491 * gold.h: Include <cstddef> and <sys/types.h>
12492 * options.h: Include <cstring>.
12493
ec531623
ILT		 124942008-03-21 Ian Lance Taylor <iant@google.com>
12495
12496 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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