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PR gold/13617
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
9dee3b3c
ILT		 12012-01-23 Ian Lance Taylor <ian@airs.com>
2
3 PR gold/13617
4 * i386.cc (Target_i386::do_code_fill): When using a jmp
5 instruction, pad with nop instructions.
6 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
7
618d6666
L		 82012-01-22 H.J. Lu <hongjiu.lu@intel.com>
9
10 * x86_64.cc (gc_process_relocs): Add typename on types used in
11 template.
12 (scan_relocs): Likewise.
13 (relocate_section): Likewise.
14 (apply_relocation): Likewise.
15
3660ff06
L		 162012-01-10 H.J. Lu <hongjiu.lu@intel.com>
17
18 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
19 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
20 under x32.
21
fc51264f
L		 222012-01-09 H.J. Lu <hongjiu.lu@intel.com>
23
24 * x86_64.cc: Initial support for x32.
25
dd74ae06
CC		 262012-01-03 Cary Coutant <ccoutant@google.com>
27
28 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
29 Use abstract base class for GOT.
30 * gold/output.h (class Output_data_got_base): New abstract base class.
31 (class Output_data_got): Derive from new base class, adjust ctors.
32 (Output_data_got::reserve_slot): Make virtual; rename to
33 do_reserve_slot; Adjust callers.
34 * gold/target.h (Sized_target::init_got_plt_for_update): Return
35 pointer to abstract base class.
36 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
37
83896202
ILT		 382011-12-18 Ian Lance Taylor <iant@google.com>
39
40 * object.h (Relobj::local_symbol_value): New function.
41 (Relobj::local_plt_offset): New function.
42 (Relobj::local_has_got_offset): New function.
43 (Relobj::local_got_offset): New function.
44 (Relobj::set_local_got_offset): New function.
45 (Relobj::do_local_symbol_value): New pure virtual function.
46 (Relobj::do_local_plt_offset): Likewise.
47 (Relobj::do_local_has_got_offset): Likewise.
48 (Relobj::do_local_got_offset): Likewise.
49 (Relobj::do_set_local_got_offset): Likewise.
50 (Sized_relobj::do_local_has_got_offset): Rename from
51 local_has_got_offset.
52 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
53 (Sized_relobj::do_set_local_got_offset): Rename from
54 set_local_got_offset.
55 (Sized_relobj_file::do_local_plt_offset): Rename from
56 local_plt_offset.
57 (Sized_relobj_file::do_local_symbol_value): New function.
58 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
59 local_plt_offset.
60 * output.cc (Output_data_got::Got_entry::write): Change object to
61 Relobj. Use local_symbol_value.
62 (Output_data_got::add_global_with_rel): Change rel_dyn to
63 Output_data_reloc_generic*. Use add_global_generic.
64 (Output_data_got::add_global_with_rela): Remove. Change all
65 callers to use add_global_with_rel.
66 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
67 Output_data_reloc_generic*. Use add_global_generic.
68 (Output_data_got::add_global_pair_with_rela): Remove. Change all
69 callers to use add_global_pair_with_rel.
70 (Output_data_got::add_local): Change object to Relobj*.
71 (Output_data_got::add_local_plt): Likewise.
72 (Output_data_got::add_local_with_rel): Change object to Relobj*,
73 change rel_dyn to Output_data_reloc_generic*. Use
74 add_local_generic.
75 (Output_data_got::add_local_with_rela): Remove. Change all
76 callers to use all_local_with_rel.
77 (Output_data_got::add_local_pair_with_rel): Change object to
78 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
79 add_output_section_generic.
80 (Output_data_got::add_local_pair_with_rela): Remove. Change all
81 callers to use add_local_pair_with_rel.
82 (Output_data_got::reserve_local): Change object to Relobj*.
83 * output.h: (class Output_data_reloc_generic): Add pure virtual
84 declarations for add_global_generic, add_local_generic,
85 add_output_section_generic.
86 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
87 functions for Output_data_reloc_generic. Update declarations for
88 changes listed in output.cc.
89 (class Output_data_got): Change template parameter to got_size.
90 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
91 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
92 function.
93 (Sized_relobj_incr::do_local_plt_offset): New function.
94 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
95 add_global_generic.
96
76677ad0
CC		 972011-12-17 Cary Coutant <ccoutant@google.com>
98
99 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
100 * resolve.cc (Symbol_table::resolve): Likewise.
101 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
102 arrays.
103 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
104
8b8dd8d5
ILT		 1052011-12-16 Ian Lance Taylor <iant@google.com>
106
107 * output.h (Output_data_reloc_generic::add): Only call
108 add_dynamic_reloc if this is a dynamic reloc section.
109
d55525b9
L		 1102011-12-15 H.J. Lu <hongjiu.lu@intel.com>
111
112 PR gold/13505
113 * target-reloc.h (apply_relocation): Replace <64, false> with
114 <size, big_endian>.
115
ff81c7c1
NC		 1162011-11-25 Nick Clifton <nickc@redhat.com>
117
118 * po/it.po: New Italian translation.
119
628f39be
SA		 1202011-11-17 Sterling Augustine <saugustine@google.com>
121
122 * script.cc (script_include_directive): Implement.
123 (read_script_file): New local variables name and search_path. Update
124 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
125 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
126 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
127
98ef3ea4
SA		 1282011-11-11 Sterling Augustine <saugustine@google.com>
129
130 * yyscript.y (section_cmd): Add support for INCLUDE directive.
131 (file_or_sections_cmd): Likewise.
132
f4a8b6d7
DK		 1332011-11-11 Doug Kwan <dougkwan@google.com>
134
135 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
136 if --just-symbols is given.
137
29ab395d
DK		 1382011-11-10 Doug Kwan <dougkwan@google.com>
139
140 PR gold/13362
141 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
142 when processing data relocs.
143 * reloc.h (Relocate_functions::rel_unaligned): New method.
144 (Relocate_functions::pcrel_unaligned): Ditto.
145 (Relocate_functions::rel32_unaligned): Ditto.
146 (Relocate_functions::pcrel32_unaligned): Ditto.
147
2c339f71
DK		 1482011-11-09 Doug Kwan <dougkwan@google.com>
149
150 PR gold/13362
151 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
152 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
153 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
154 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
155 (Relocate_functions::rel_unaligned): New.
156 (Relocate_functions::rel32_unaligned): New.
157 * target-reloc.h (relocate_for_relocatable): Add code to handle
158 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
159 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
160 arm_unaligned_reloc_r): New targets.
161 * testsuite/Makefile.in: Regenerate.
162 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
163 linking.
164
3f3cddf1
ILT		 1652011-11-02 Ian Lance Taylor <iant@google.com>
166
167 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
168 NATIVE_LINKER.
169 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
170 * options.cc (General_options::finalize): Use library search path
171 from configure script if specified. If not native and no sysroot,
172 only search TOOLLIBDIR.
173 * options.h (Search_directory::Search_directory): Change name to
174 const std::string&.
175 (General_options::add_to_library_path_with_sysroot): Change arg to
176 const std::string&.
177 * configure, Makefile.in, config.in: Rebuild.
178
a8e2273b
ILT		 1792011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
180
181 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
182 we are working around the ARM1176 Erratum.
183 * options.h (General_options::fix_arm1176): Add option.
184 * testsuite/Makefile.am: Add testcases, and keep current ones
185 working.
186 * testsuite/Makefile.in: Regenerate.
187 * testsuite/arm_fix_1176.s: New file.
188 * testsuite/arm_fix_1176.sh: Likewise.
189
cd6eab1c
ILT		 1902011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
191
192 * arm.cc (Target_arm::Target_arm): Remove initialisation of
193 may_use_blx_.
194 (Target_arm::may_use_blx): Remove method.
195 (Target_arm::set_may_use_blx): Likewise.
196 (Target_arm::may_use_v4t_interworking): New method.
197 (Target_arm::may_use_v5t_interworking): Likewise.
198 (Target_arm::may_use_blx_): Remove member variable.
199 (Arm_relocate_functions::arm_branch_common): Check for v5T
200 interworking.
201 (Arm_relocate_functions::thumb_branch_common): Likewise.
202 (Reloc_stub::stub_type_for_reloc): Likewise.
203 (Target_arm::do_finalize_sections): Correct interworking checks.
204 * testsuite/Makefile.am: Add new tests.
205 * testsuite/Makefile.in: Regenerate.
206 * testsuite/arm_farcall_arm_arm.s: New test.
207 * testsuite/arm_farcall_arm_arm.sh: Likewise.
208 * testsuite/arm_farcall_arm_thumb.s: Likewise.
209 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
210 * testsuite/arm_farcall_thumb_arm.s: Likewise.
211 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
212 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
213 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
214
286adcf4
CC		 2152011-10-31 Cary Coutant <ccoutant@google.com>
216
217 PR gold/13023
218 * expression.cc (Expression::eval_with_dot): Add
219 is_section_dot_assignment parameter.
220 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
221 absolute and assigning to dot within a section.
222 * script-sections.cc
223 (Output_section_element_assignment::set_section_addresses): Pass
224 dot_section to set_if_absolute.
225 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
226 as is_section_dot_assignment flag to eval_with_dot.
227 (Output_section_element_dot_assignment::set_section_addresses):
228 Likewise.
229 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
230 parameter. Also set value if relative to dot_section; set the
231 symbol's output_section.
232 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
233 parameter. Adjust all callers.
234 (Expression::eval_maybe_dot): Likewise.
235 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
236 Adjust all callers.
237 * testsuite/script_test_2.t: Test assignment of an absolute value
238 to dot within an output section element.
239
9634ed06
CC		 2402011-10-31 Cary Coutant <ccoutant@google.com>
241
242 * options.h (class General_options): Add --[no-]gnu-unique options.
243 * symtab.cc (Symbol_table::sized_write_globals): Convert
244 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
245
de4101c7
CC		 2462011-10-31 Cary Coutant <ccoutant@google.com>
247
248 PR gold/13359
249 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
250 unnecessary assertion.
251 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
252
7257cc92
ST		 2532011-10-31 Sriraman Tallam <tmsriram@google.com>
254
255 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
256 gc_mark_symbol.
257 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
258 gc_mark_symbol.
259 Change to just keep the section associated with symbol.
260 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
261 they are externally visible and --export-dynamic is turned on.
262 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
263
bfc34b3f
ILT		 2642011-10-19 Ian Lance Taylor <iant@google.com>
265
266 PR gold/13163
267 * script-sections.cc
268 (Output_section_element_dot_assignment::needs_output_section): New
269 function.
270
ea0d8c47
ILT		 2712011-10-19 Ian Lance Taylor <iant@google.com>
272
273 PR gold/13204
274 * layout.cc (Layout::segment_precedes): Don't assert failure if a
275 --section-start option was seen.
276 * options.h (General_options::any_section_start): New function.
277
abd242a9
DM		 2782011-10-18 David S. Miller <davem@davemloft.net>
279
280 PR binutils/13301
281 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
282 member to track relocation locations that have moved during TLS
283 reloc optimizations.
284 (Target_sparc::Relocate::Relocate): Initialize to NULL.
285 (Target_sparc::Relocate::relocate): Adjust view down by 4
286 bytes if it matches reloc_adjust_addr_.
287 (Target_sparc::Relocate::relocate_tls): Always move the
288 __tls_get_addr call delay slot instruction forward 4 bytes when
289 performing relaxation.
290
bab9090f
CC		 2912011-10-18 Cary Coutant <ccoutant@google.com>
292
293 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
294 (Output_file::map_no_anonymous): Check for non-zero
295 return code from posix_fallocate.
296
f7c5b166
CC		 2972011-10-17 Cary Coutant <ccoutant@google.com>
298
299 PR gold/13245
300 * plugin.cc (is_visible_from_outside): Check for symbols
301 referenced from dynamic objects.
302 * resolve.cc (Symbol_table::resolve): Don't count references
303 from dynamic objects as references from real ELF files.
304 * testsuite/plugin_test_2.sh: Adjust expected result.
305
b490c0bb
CC		 3062011-10-17 Cary Coutant <ccoutant@google.com>
307
308 * gold.cc: Include timer.h.
309 (queue_middle_tasks): Stamp time.
310 (queue_final_tasks): Likewise.
311 * main.cc (main): Store timer in parameters. Print timers
312 for each pass.
313 * parameters.cc (Parameters::Parameters): Initialize timer_.
314 (Parameters::set_timer): New function.
315 (set_parameters_timer): New function.
316 * parameters.h (Parameters::set_timer): New function.
317 (Parameters::timer): New function.
318 (Parameters::timer_): New data member.
319 (set_parameters_timer): New function.
320 * timer.cc (Timer::stamp): New function.
321 (Timer::get_pass_time): New function.
322 * timer.h (Timer::stamp): New function.
323 (Timer::get_pass_time): New function.
324 (Timer::pass_times_): New data member.
325
f475cf7b
CC		 3262011-10-17 Cary Coutant <ccoutant@google.com>
327
328 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
329 task for members of lib groups.
330
cdd7e244
CC		 3312011-10-17 Cary Coutant <ccoutant@google.com>
332
333 PR gold/13288
4f95c8b4 334 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 335 (File_read::make_view): Move bounds check (replace with assert)...
336 (File_read::find_or_make_view): ... to here.
337
dfb45471
CC		 3382011-10-12 Cary Coutant <ccoutant@google.com>
339
4f95c8b4 340 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 341 ::read returns less than requested size.
342
53bbcc1b
CC		 3432011-10-10 Cary Coutant <ccoutant@google.com>
344
4f95c8b4 345 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 346 Initialize defined_count_.
347 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
348 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
349 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
350 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
351 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 352 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 353 member.
354 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 355 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 356 Return zeroes instead of internal error.
357
397b129b
CC		 3582011-10-10 Cary Coutant <ccoutant@google.com>
359
360 PR gold/13249
4f95c8b4 361 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 362 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 363 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 364 (Output_reloc::type_): Adjust size of bit field.
365 (Output_reloc::use_plt_offset_): New bit field.
366 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
367 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
368 flag. Adjust all callers.
4f95c8b4 369 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 370 creating RELATIVE relocations.
371
d5698657
NC		 3722011-10-10 Nick Clifton <nickc@redhat.com>
373
374 * po/es.po: Updated Spanish translation.
375 * po/fi.po: Updated Finnish translation.
376
6a59a5c2
DN		 3772011-10-03 Diego Novillo <dnovillo@google.com>
378
379 * options.cc (parse_uint): Fix dereference of RETVAL.
380
f0558624
ST		 3812011-09-29 Sriraman Tallam <tmsriram@google.com>
382
383 * layout.h (section_order_map_): New member.
384 (get_section_order_map): New member function.
385 * output.cc (Output_section::add_input_section): Check for patterns
386 only when --section-ordering-file is specified.
387 * gold.cc (queue_middle_tasks): Delay updating order of sections till
388 output_sections have been formed.
389 * layout.cc (Layout_Layout): Initialize section_order_map_.
390 * plugin.cc (update_section_order): Store order in order_map. Do not
391 update the order.
392 * testsuite/Makefile.am: Add test case for plugin_final_layout.
393 * testsuite/Makefile.in: Regenerate.
394 * testsuite/plugin_section_order.c: New file.
395 * testsuite/plugin_final_layout.cc: New file.
396 * testsuite/plugin_final_layout.sh: New file.
397
a7dac153
CC		 3982011-09-29 Cary Coutant <ccoutant@google.com>
399
4f95c8b4 400 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 401 Check for NULL.
4f95c8b4 402 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 403 symbols during incremental update.
404 (Symbol_table::add_from_dynobj): Likewise.
405
eebd87a5
ILT		 4062011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
407 Ian Lance Taylor <iant@google.com>
408
409 * symtab.cc (Symbol_table::define_special_symbol): Always
410 canonicalize version string.
411
403a3331
CC		 4122011-09-26 Cary Coutant <ccoutant@google.com>
413
4f95c8b4
CC		 414 * gold.cc (queue_initial_tasks): Move option checks ...
415 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 416 some options; make others fatal.
417
235061c2
CC		 4182011-09-26 Cary Coutant <ccoutant@google.com>
419
420 gcc PR lto/47247
421 * plugin.cc (get_symbols_v2): New function.
422 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
423 (is_referenced_from_outside): New function.
424 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
425 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
426 (get_symbols): Pass version parameter.
427 (get_symbols_v2): New function.
428 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
429 parameter.
430 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
431 (onload): Add LDPT_GET_SYMBOLS_V2.
432 (all_symbols_read_hook): Use get_symbols_v2; check for
433 LDPR_PREVAILING_DEF_IRONLY_EXP.
434 * testsuite/plugin_test_3.sh: Update expected results.
435
dc87f620
ILT		 4362011-09-23 Simon Baldwin <simonb@google.com>
437
438 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
439 configuration options.
440 * configure: Regenerate.
441 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
442 * Makefile.in: Regenerate.
443 * testsuite/Makefile.in: Regenerate.
444
a8279f82
ST		 4452011-09-19 Sriraman Tallam <tmsriram@google.com>
446
447 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
448
0c9350c8
CC		 4492011-09-19 Cary Coutant <ccoutant@google.com>
450
451 * incremental.cc (can_incremental_update): Fix typo in comment.
452 * incremental.h (can_incremental_update): Likewise.
453
aa06ae28
CC		 4542011-09-18 Cary Coutant <ccoutant@google.com>
455
456 * incremental.cc (can_incremental_update): New function.
457 * incremental.h (can_incremental_update): New function.
458 * layout.cc (Layout::init_fixed_output_section): Call it.
459 (Layout::make_output_section): Don't allow patch space in .eh_frame.
460 * object.cc (Sized_relobj_file::do_layout): Call
461 can_incremental_update.
462
ebb300b2
CC		 4632011-09-13 Cary Coutant <ccoutant@google.com>
464
465 * configure.ac: Check for glibc support for gnu_indirect_function
466 support with static linking, setting automake conditional
467 IFUNC_STATIC.
468 * Makefile.in: Regenerate.
469 * configure: Regenerate.
470
471 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
472 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
473 for IFUNC_STATIC.
474 * testsuite/Makefile.in: Regenerate.
475
1206d0d5
CC		 4762011-09-13 Cary Coutant <ccoutant@google.com>
477
478 * incremental.cc (Sized_relobj_incr::do_layout): Call
479 report_comdat_group for kept comdat sections.
480 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
481 * testsuite/Makefile.in: Regenerate.
482 * testsuite/incr_comdat_test_1.cc: New source file.
483 * testsuite/incr_comdat_test_2_v1.cc: New source file.
484 * testsuite/incr_comdat_test_2_v2.cc: New source file.
485 * testsuite/incr_comdat_test_2_v3.cc: New source file.
486
40b29874
ILT		 4872011-09-13 Ian Lance Taylor <iant@google.com>
488
489 * object.cc (Sized_relobj_file::do_layout): Remove unused local
490 variable external_symbols_offset.
491
1b045aac
ILT		 4922011-09-12 Ian Lance Taylor <iant@google.com>
493
494 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
495 triggered if object has no symbols.
496
24c6c55a
DM		 4972011-09-09 David S. Miller <davem@davemloft.net>
498
499 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
500 (Output_fill_debug_line::do_write): Likewise.
501
66570254
CC		 5022011-08-29 Cary Coutant <ccoutant@google.com>
503
504 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
505 casts to match formatting specs.
506 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
507
8ea8cd50
CC		 5082011-08-26 Cary Coutant <ccoutant@google.com>
509
510 * layout.cc (Free_list::allocate): Provide guarantee of minimum
511 remaining hole size when allocating.
512 (Layout::make_output_section): Set fill methods for debug sections.
513 * layout.h (Free_list::Free_list_node): Move from private to
514 public.
515 (Free_list::set_min_hole_size): New function.
516 (Free_list::begin, Free_list::end): New functions.
517 (Free_list::min_hole_): New data member.
518 * output.cc: Include dwarf.h.
519 (Output_fill_debug_info::do_minimum_hole_size): New function.
520 (Output_fill_debug_info::do_write): New function.
521 (Output_fill_debug_line::do_minimum_hole_size): New function.
522 (Output_fill_debug_line::do_write): New function.
523 (Output_section::Output_section): Initialize new data member.
524 (Output_section::set_final_data_size): Ensure patch space is larger
525 than minimum hole size.
526 (Output_section::do_write): Fill holes in debug sections.
527 * output.h (Output_fill): New class.
528 (Output_fill_debug_info): New class.
529 (Output_fill_debug_line): New class.
530 (Output_section::set_free_space_fill): New function.
531 (Output_section::free_space_fill_): New data member.
532 * testsuite/Makefile.am (incremental_test_3): Add
533 --incremental-patch option.
534 (incremental_test_4): Likewise.
535 (incremental_test_5): Likewise.
536 (incremental_test_6): Likewise.
537 (incremental_copy_test): Likewise.
538 (incremental_common_test_1): Likewise.
539 * testsuite/Makefile.in: Regenerate.
540
7cf80422
NC		 5412011-08-26 Nick Clifton <nickc@redhat.com>
542
543 * po/es.po: Updated Spanish translation.
544
c3f7b0e5
CC		 5452011-08-01 Cary Coutant <ccoutant@google.com>
546
547 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
548 * gold/testsuite/Makefile.in: Regenerate.
549 * gold/testsuite/justsyms_exec.c: New source file.
550 * gold/testsuite/justsyms_lib.c: New source file.
551
9590bf25
CC		 5522011-08-01 Cary Coutant <ccoutant@google.com>
553
554 * layout.cc (Layout::set_segment_offsets): Don't realign text
555 segment if -Ttext was specified.
556 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
557 file type.
558 * object.h (Sized_relobj_file::e_type): New function.
559 (Sized_relobj_file::e_type_): New data member.
560 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
561 base address for ET_EXEC files.
562 * target.cc (Target::do_make_elf_object_implementation): Allow
563 ET_EXEC files with --just-symbols option.
564
dcd8d12e
CC		 5652011-07-28 Cary Coutant <ccoutant@google.com>
566
567 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
568 Add thread_number parameter.
569 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
570 * workqueue-threads.cc
571 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
572 current thread if its thread number is greater than desired thread
573 count.
574 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
575 Add thread_number parameter.
576 (Workqueue::should_cancel_thread): Likewise.
577 (Workqueue::find_runnable_or_wait): Pass thread_number to
578 should_cancel_thread.
579 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
580 parameter.
581
804eb480
ST		 5822011-07-22 Sriraman Tallam <tmsriram@google.com>
583
584 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
585 only after checking if it cannot be forced local.
586 * symtab.h (is_externally_visible): Check if the symbol is not forced
587 local.
588
f1ddb600
ILT		 5892011-07-15 Ian Lance Taylor <iant@google.com>
590
591 * options.h (class General_options): Add --print-output-format.
592 Move -EL next to -EB, for better --help output.
593 * target-select.cc: Include <cstdio>, "options.h", and
594 "parameters.h".
595 (Target_selector::do_target_bfd_name): New function.
596 (print_output_format): New function.
597 * target-select.h (class Target_selector): Update declarations.
598 (Target_selector::target_bfd_name): New function.
599 (print_output_format): Declare.
600 * main.cc: Include "target-select.h".
601 (main): Handle --print-output-format.
602 * gold.cc: Include "target-select.h".
603 (queue_initial_tasks): Handle --print-output-format when there are
604 no input files.
605 * parameters.cc (parameters_force_valid_target): Give a better
606 error message if -EB/-EL does not match target.
607 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
608 function.
609
7d172687
ILT		 6102011-07-15 Ian Lance Taylor <iant@google.com>
611
612 * i386.cc (class Output_data_plt_i386): Add layout_ field.
613 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
614 (Output_data_plt_i386::do_write): Write address of .dynamic
615 section to first entry in .got.plt section.
616 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
617 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
618 Initialize layout_.
619 (Output_data_plt_x86_64::do_write): Write address of .dynamic
620 section to first entry in .got.plt section.
621 * layout.h (Layout::dynamic_section): New function.
622
e9552f7e
ST		 6232011-07-13 Sriraman Tallam <tmsriram@google.com>
624
625 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
626 to claim_file call.
627 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
628 input_section_position_, and input_section_glob_.
629 (read_layout_from_file): Call function section_ordering_specified.
630 * layout.h (is_section_ordering_specified): New function.
631 (section_ordering_specified): New function.
632 (section_ordering_specified_): New boolean member.
633 * main.cc(main): Call load_plugins after layout object is defined.
634 * output.cc (Output_section::add_input_section): Use
635 function section_ordering_specified to check if section ordering is
636 needed.
637 * output.cc (Output_section::add_relaxed_input_section): Use
638 function section_ordering_specified to check if section ordering is
639 needed.
640 (Output_section::update_section_layout): New function.
641 (Output_section::sort_attached_input_sections): Check if input section
642 must be reordered.
643 * output.h (Output_section::update_section_layout): New function.
644 * plugin.cc (get_section_count): New function.
645 (get_section_type): New function.
646 (get_section_name): New function.
647 (get_section_contents): New function.
648 (update_section_order): New function.
649 (allow_section_ordering): New function.
650 (Plugin::load): Add the new interfaces to the transfer vector.
651 (Plugin_manager::load_plugins): New parameter.
652 (Plugin_manager::all_symbols_read): New parameter.
653 (Plugin_manager::claim_file): New parameter. Save the elf object for
654 unclaimed objects.
655 (Plugin_manager::get_elf_object): New function.
656 (Plugin_manager::get_view): Change to directly use the bool to check
657 if get_view is called from claim_file_hook.
658 * plugin.h (input_objects): New function
659 (Plugin__manager::load_plugins): New parameter.
660 (Plugin_manager::claim_file): New parameter.
661 (Plugin_manager::get_elf_object): New function.
662 (Plugin_manager::in_claim_file_handler): New function.
663 (Plugin_manager::in_claim_file_handler_): New member.
664 (layout): New function.
665 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
666 handler with an extra parameter. Make the elf object before calling
667 claim_file handler.
668 * testsuite/plugin_test.c (get_section_count): New function pointer.
669 (get_section_type): New function pointer.
670 (get_section_name): New function pointer.
671 (get_section_contents): New function pointer.
672 (update_section_order): New function pointer.
673 (allow_section_ordering): New function pointer.
674 (onload): Check if the new interfaces exist.
675
9446efde
ILT		 6762011-07-13 Ian Lance Taylor <iant@google.com>
677
678 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
679 relro section.
680 * x86_64.cc (Target_x86_64::got_section): Likewise.
681 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
682 (relro_now_test_SOURCES): New variable.
683 (relro_now_test_DEPENDENCIES): New variable.
684 (relro_now_test_LDFLAGS): New variable.
685 (relro_now_test_LDADD): New variable.
686 (relro_now_test.so): New target.
687 * testsuite/Makefile.in: Rebuild.
688
07aa62f2
ILT		 6892011-07-12 Ian Lance Taylor <iant@google.com>
690
691 PR gold/12980
692 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
693 GLOB_DAT relocation rather than a RELATIVE relocation for a
694 protected symbol when creating a shared library.
695 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
696 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
697 * testsuite/protected_main_1.cc (main): Test that protected
698 function has same address.
699
e2153196
ILT		 7002011-07-11 Ian Lance Taylor <iant@google.com>
701
702 PR gold/12979
703 * options.h (class General_options): Add -Bgroup.
704 * options.cc (General_options::finalize): If -Bgroup is set,
705 default to --unresolved-symbols=report-all.
706 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
707 * target-reloc.h (issue_undefined_symbol_error): Handle
708 --unresolved-symbols=report-all.
709
6daf5215
ILT		 7102011-07-08 Ian Lance Taylor <iant@google.com>
711
712 PR gold/11985
713 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
714 if linker script discards key sections.
715 (Layout::create_dynamic_symtab): Likewise.
716 (Layout::assign_local_dynsym_offsets): Likewise.
717 (Layout::sized_create_version_sections): Likewise.
718 (Layout::create_interp): Likewise.
719 (Layout::finish_dynamic_section): Likewise.
720 (Layout::set_dynamic_symbol_size): Likewise.
721
beabb2c6
ILT		 7222011-07-08 Ian Lance Taylor <iant@google.com>
723
724 PR gold/12386
725 * options.h (class General_options): Add --unresolved-symbols.
726 * target-reloc.h (issue_undefined_symbol_error): Check
727 --unresolved-symbols. Add comments.
728
9c16daf1
ILT		 7292011-07-08 Ian Lance Taylor <iant@google.com>
730
731 * testsuite/odr_violation2.cc (Ordering::operator()): Make
732 expression more complex.
733
191f1a2d
ILT		 7342011-07-08 Ian Lance Taylor <iant@google.com>
735
736 PR gold/11317
737 * target-reloc.h (issue_undefined_symbol_error): New inline
738 function, broken out of relocate_section.
739 (relocate_section): Call issue_undefined_symbol_error.
740 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
741 there is no TLS segment if we are about to issue an undefined
742 symbol error.
743 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
744
62855347
ILT		 7452011-07-08 Ian Lance Taylor <iant@google.com>
746
747 PR gold/12279
748 * resolve.cc (Symbol_table::should_override): Add fromtype
749 parameter. Change all callers. Give error when linking together
750 TLS and non-TLS symbol.
751 (Symbol_table::should_override_with_special): Add fromtype
752 parameter. Change all callers.
753 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
754 there is no TLS segment if we have reported some errors.
755 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
756
67181c72
ILT		 7572011-07-08 Ian Lance Taylor <iant@google.com>
758
759 PR gold/12372
760 * target.h (Target::plt_address_for_global): New function.
761 (Target::plt_address_for_local): New function.
762 (Target::plt_section_for_global): Remove.
763 (Target::plt_section_for_local): Remove.
764 (Target::do_plt_address_for_global): New virtual function.
765 (Target::do_plt_address_for_local): New virtual function.
766 (Target::do_plt_section_for_global): Remove.
767 (Target::do_plt_section_for_local): Remove.
768 (Target::register_global_plt_entry): Add Symbol_table and Layout
769 parameters.
770 * output.cc (Output_data_got::Got_entry::write): Use
771 plt_address_for_global and plt_address_for_local.
772 * layout.cc (Layout::add_target_dynamic_tags): Use size and
773 address of output section.
774 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
775 got_irelative_, and irelative_count_ fields. Update
776 declarations.
777 (Output_data_plt_i386::has_irelative_section): New function.
778 (Output_data_plt_i386::entry_count): Add irelative_count_.
779 (Output_data_plt_i386::set_final_data_size): Likewise.
780 (class Target_i386): Add got_irelative_ and rel_irelative_
781 fields. Update declarations.
782 (Target_i386::Target_i386): Initialize new fields.
783 (Target_i386::do_plt_address_for_global): New function replacing
784 do_plt_section_for_global.
785 (Target_i386::do_plt_address_for_local): New function replacing
786 do_plt_section_for_local.
787 (Target_i386::got_section): Create got_irelative_.
788 (Target_i386::rel_irelative_section): New function.
789 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
790 fields. Don't define __rel_iplt_{start,end}.
791 (Output_data_plt_i386::add_entry): Add symtab and layout
792 parameters. Change all callers. Use different PLT and GOT for
793 IFUNC symbols.
794 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
795 layout parameters. Change all callers. Use different PLT and
796 GOT.
797 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
798 (Output_data_plt_i386::rel_irelative): New function.
799 (Output_data_plt_i386::address_for_global): New function.
800 (Output_data_plt_i386::address_for_local): New function.
801 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
802 IRELATIVE GOT when changing IFUNC GOT entries.
803 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
804 reloc.
805 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
806 if we didn't create an IRELATIVE GOT.
807 (Target_i386::Relocate::relocate): Use plt_address_for_global and
808 plt_address_for_local.
809 (Target_i386::do_dynsym_value): Use plt_address_for_global.
810 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
811 got_irelative_, and irelative_count_ fields. Update
812 declarations.
813 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
814 Initialize new fields. Remove symtab parameter. Change all
815 callers.
816 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
817 irelative_count_.
818 (Output_data_plt_x86_64::has_irelative_section): New function.
819 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
820 (class Target_x86_64): Add got_irelative_ and rel_irelative_
821 fields. Update declarations.
822 (Target_x86_64::Target_x86_64): Initialize new fields.
823 (Target_x86_64::do_plt_address_for_global): New function replacing
824 do_plt_section_for_global.
825 (Target_x86_64::do_plt_address_for_local): New function replacing
826 do_plt_section_for_local.
827 (Target_x86_64::got_section): Create got_irelative_.
828 (Target_x86_64::rela_irelative_section): New function.
829 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
830 all callers. Don't create __rel_iplt_{start,end}.
831 (Output_data_plt_x86_64::add_entry): Add symtab and layout
832 parameters. Change all callers. Use different PLT and GOT for
833 IFUNC symbols.
834 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
835 layout parameters. Change all callers. Use different PLT and
836 GOT.
837 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
838 parameters. Change all callers. Use different PLT and GOT for
839 IFUNC symbols.
840 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
841 (Output_data_plt_x86_64::rela_irelative): New function.
842 (Output_data_plt_x86_64::address_for_global): New function.
843 (Output_data_plt_x86_64::address_for_local): New function.
844 (Output_data_plt_x86_64::set_final_data_size): Likewise.
845 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
846 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
847 (Target_x86_64::register_global_plt_entry): Add symtab and layout
848 parameters.
849 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
850 reloc.
851 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
852 symbols if we didn't create an IRELATIVE GOT.
853 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
854 plt_address_for_local.
855 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
856 * testsuite/ifuncvar1.c: New test file.
857 * testsuite/ifuncvar2.c: New test file.
858 * testsuite/ifuncvar3.c: New test file.
859 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
860 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
861 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
862 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
863 * testsuite/Makefile.in: Rebuild.
864
33c15b45
CC		 8652011-07-07 Cary Coutant <ccoutant@google.com>
866
867 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
868 (two_file_test_1_ndebug.o): Likewise.
869 (two_file_test_1b_ndebug.o): Likewise.
870 (two_file_test_2_ndebug.o): Likewise.
871 (two_file_test_main_ndebug.o): Likewise.
872 (incremental_test_2): Link with no-debug versions.
873
f48b5fb7
CC		 8742011-07-06 Cary Coutant <ccoutant@google.com>
875
876 * gold/incremental.cc
877 (Output_section_incremental_inputs::write_info_blocks): Check for
878 hidden and internal symbols.
879
221597a5
CC		 8802011-07-06 Cary Coutant <ccoutant@google.com>
881
882 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
883 Check disposition for startup file.
884 (Incremental_inputs::report_command_line): Ignore
885 --incremental-startup-unchanged option.
886 * options.cc (General_options::parse_incremental_startup_unchanged):
887 New function.
888 (General_options::General_options): Initialize new data member.
889 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
890 (General_options): Add --incremental-startup-unchanged option.
891 (General_options::incremental_startup_disposition): New function.
892 (General_options::incremental_startup_disposition_): New data member.
893
e24719f6
CC		 8942011-07-06 Cary Coutant <ccoutant@google.com>
895
896 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
897 input file index to Script_info ctor.
898 (Sized_incremental_binary::do_file_has_changed): Find the
899 command-line argument for files named in scripts.
900 * incremental.h (Script_info::Script_info): New ctor
901 with input file index.
902 (Script_info::input_file_index): New function.
903 (Script_info::input_file_index_): New data member.
904 (Incremental_binary::get_library): Add const.
905 (Incremental_binary::get_script_info): Add const.
906 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
907 * testsuite/Makefile.am (incremental_test_5): New test case.
908 (incremental_test_6): New test case.
909 * testsuite/Makefile.in: Regenerate.
910
8f7c81e8
CC		 9112011-07-06 Cary Coutant <ccoutant@google.com>
912
913 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
914 debug output when command lines differ.
915
9fbd3822
CC		 9162011-07-06 Cary Coutant <ccoutant@google.com>
917
918 * incremental.cc (Incremental_inputs::report_command_line): Ignore
919 --incremental-patch option.
920 * layout.cc (Free_list::allocate): Extend allocation beyond original
921 end if enabled.
922 (Layout::make_output_section): Mark sections that should get
923 patch space.
924 * options.cc (parse_percent): New function.
925 * options.h (parse_percent): New function.
926 (DEFINE_percent): New macro.
927 (General_options): Add --incremental-patch option.
928 * output.cc (Output_section::Output_section): Initialize new data
929 members.
930 (Output_section::add_input_section): Print section name when out
931 of patch space.
932 (Output_section::add_output_section_data): Likewise.
933 (Output_section::set_final_data_size): Add patch space when
934 doing --incremental-full.
935 (Output_section::do_reset_address_and_file_offset): Remove patch
936 space.
937 (Output_segment::set_section_list_addresses): Print debug output
938 only if --incremental-update.
939 * output.h (Output_section::set_is_patch_space_allowed): New function.
940 (Output_section::is_patch_space_allowed_): New data member.
941 (Output_section::patch_space_): New data member.
942 * parameters.cc (Parameters::incremental_full): New function.
943 * parameters.h (Parameters::incremental_full): New function
944 * testsuite/Makefile.am (incremental_test_2): Add test for
945 --incremental-patch option.
946 * testsuite/Makefile.in: Regenerate.
947 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
948 (t18): Remove function body.
949
f6cccc2c
DK		 9502011-07-05 Doug Kwan <dougkwan@google.com>
951
952 PR gold/12771
953 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
954 Arm_Address type for relocation result.
955 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
956 overflow check.
957 (Arm_relocate_functions::abs32): Use unaligned access.
958 (Arm_relocate_functions::rel32): Ditto.
959 (Arm_relocate_functions::prel31): Ditto.
960 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
961 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
962 static data relocations.
963 * testsuite/Makefile.in: Regnerate.
964 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
965
28a13fec
ILT		 9662011-07-05 Ian Lance Taylor <iant@google.com>
967
968 PR gold/12392
969 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
970 symbols if necessary.
971 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
972
24d47b34
ILT		 9732011-07-05 Ian Lance Taylor <iant@google.com>
974
975 PR gold/12952
976 * resolve.cc (Symbol::override_base_with_special): Simply override
977 version with special symbol version, ignoring previous version.
978
41f9cbbe
ILT		 9792011-07-05 Ian Lance Taylor <iant@google.com>
980
981 * object.cc (Sized_relobj_file::include_section_group): Add
982 information to comment about signature location.
983
886288f1
ILT		 9842011-07-02 Ian Lance Taylor <iant@google.com>
985
986 PR gold/12957
987 * options.h (class General_options): Add -f and -F.
988 * options.cc (General_options::finalize): Fatal error if -f/-F
989 are used without -shared.
990 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
991
ae3a6d4f
ILT		 9922011-07-02 Ian Lance Taylor <iant@google.com>
993
994 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
995
21131061
ILT		 9962011-07-01 Ian Lance Taylor <iant@google.com>
997
998 PR gold/12525
999 PR gold/12952
1000 * resolve.cc (Symbol::override_base_with_special): Don't override
1001 the version if the overriding symbol has a different name.
1002 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1003 all callers. If we give an error about an undefined version,
1004 define the base version if necessary.
1005 * dynobj.h (class Versions): Update declaration.
1006 * testsuite/weak_alias_test_5.cc: New file.
1007 * testsuite/weak_alias_test.script: New file.
1008 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1009 and versioned_alias have the right value, and call t2.
1010 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1011 weak_alias_test_5.so.
1012 (weak_alias_test_LDADD): Likewise.
1013 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1014 * testsuite/Makefile.in: Rebuild.
1015
611062c0
ILT		 10162011-07-01 Ian Lance Taylor <iant@google.com>
1017
1018 PR gold/12525
1019 * options.h (class General_options): Support -z notext.
1020 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1021 -Wl,-z,notext.
1022 (two_file_shared_nonpic.so): Likewise.
1023 (two_file_shared_mixed.so): Likewise.
1024 (two_file_shared_mixed_1.so): Likewise.
1025 (weak_undef_lib_nonpic.so): Likewise.
1026 (alt/weak_undef_lib_nonpic.so): Likewise.
1027 (tls_test_shared_nonpic.so): Likewise.
1028 * testsuite/Makefile.in: Rebuild.
1029
328c7c2f
ILT		 10302011-07-01 Ian Lance Taylor <iant@google.com>
1031
1032 PR gold/12525
1033 * configure.ac: Test whether static linking works, setting
1034 the automake conditional HAVE_STATIC.
1035 * testsuite/Makefile.am: Disable tests using -static if
1036 HAVE_STATIC is not true.
1037 * configure, testsuite/Makefile.in: Rebuild.
1038
02d7cd44
ILT		 10392011-07-01 Ian Lance Taylor <iant@google.com>
1040
1041 PR gold/12525
1042 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1043 Assert if we see DW_EH_PE_indirect.
1044 * target.h (Target::ehframe_datarel_base): New function.
1045 (Target::do_ehframe_datarel_base): New target function.
1046 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1047 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1048 function.
1049
07a60597
ILT		 10502011-07-01 Ian Lance Taylor <iant@google.com>
1051
1052 PR gold/12571
1053 * options.h (class General_options): Add
1054 --ld-generated-unwind-info.
1055 * ehframe.cc (Fde::write): Add address parameter. Change all
1056 callers. If associated with PLT, fill in address and size.
1057 (Cie::set_output_offset): Only add merge mapping if there is an
1058 object.
1059 (Cie::write): Add address parameter. Change all callers.
1060 (Eh_frame::add_ehframe_for_plt): New function.
1061 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1062 input_offset_ fields into union u_, with new plt field.
1063 (Fde::Fde): Adjust for new union field.
1064 (Fde::Fde) [Output_data version]: New constructor.
1065 (Fde::add_mapping): Only add merge mapping if there is an object.
1066 (class Cie): Update declarations.
1067 (class Eh_frame): Declare add_ehframe_for_plt.
1068 * layout.cc (Layout::layout_eh_frame): Break out code into
1069 make_eh_frame_section, and call it.
1070 (Layout::make_eh_frame_section): New function.
1071 (Layout::add_eh_frame_for_plt): New function.
1072 * layout.h (class Layout): Update declarations.
1073 * merge.cc (Merge_map::add_mapping): Add assertion.
1074 * i386.cc: Include "dwarf.h".
1075 (class Output_data_plt_i386): Make first_plt_entry,
1076 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1077 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1078 and plt_eh_frame_fde.
1079 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1080 boundary. Call add_eh_frame_for_plt if appropriate.
1081 * x86_64.cc: Include "dwarf.h".
1082 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1083 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1084 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1085 and plt_eh_frame_fde.
1086 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1087 appropriate.
1088
14788a3f
ILT		 10892011-06-29 Ian Lance Taylor <iant@google.com>
1090
1091 PR gold/12629
1092 * object.cc (Sized_relobj_file::layout_section): Change shdr
1093 parameter to be const.
1094 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1095 out of do_layout.
1096 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1097 appropriate. Call layout_eh_frame_section.
1098 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1099 sections.
1100 * object.h (class Sized_relobj_file): Update declarations.
1101
6c21fce1
ILT		 11022011-06-29 Ian Lance Taylor <iant@google.com>
1103
37e41b03 1104 PR gold/12652
6c21fce1
ILT		 1105 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1106 modifier.
1107 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1108
4d5e4e62
ILT		 11092011-06-29 Ian Lance Taylor <iant@google.com>
1110
1111 PR gold/12675
1112 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1113 SHT_X86_64_UNWIND.
1114 * layout.cc (Layout::layout_eh_frame): Likewise.
1115
886f533a
ILT		 11162011-06-29 Ian Lance Taylor <iant@google.com>
1117
1118 PR gold/12695
1119 * layout.cc (Layout::symtab_section_shndx): New function.
1120 * layout.h (class Layout): Declare symtab_section_shndx.
1121 * output.cc (Output_section::write_header): Call it.
1122
f3ae1b28
ILT		 11232011-06-29 Ian Lance Taylor <iant@google.com>
1124
1125 PR gold/12818
1126 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1127 symbols which are not used in a relocation.
1128
aecf301f
ILT		 11292011-06-28 Ian Lance Taylor <iant@google.com>
1130
1131 PR gold/12898
1132 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1133 script create indistinguishable segments.
1134 (Layout::set_segment_offsets): Use stable_sort when sorting
1135 segments. Pass this to Compare_segments constructor.
1136 * layout.h (class Layout): Make segment_precedes non-static.
1137 (class Compare_segments): Change from struct to class. Add
1138 layout_ field. Add constructor.
1139 * script-sections.cc
1140 (Script_sections::attach_sections_using_phdrs_clause): Rename
1141 local orphan to is_orphan. Don't report failure to put empty
1142 section in segment. On attachment failure, report name of
1143 section, and attach to first PT_LOAD segment.
1144
03ef7571
ILT		 11452011-06-28 Ian Lance Taylor <iant@google.com>
1146
1147 PR gold/12934
1148 * target-select.cc (Target_selector::Target_selector): Add
1149 emulation parameter. Change all callers.
1150 (select_target_by_bfd_name): Rename from select_target_by_name.
1151 Change all callers.
1152 (select_target_by_emulation): New function.
1153 (supported_emulation_names): New function.
1154 * target-select.h (class Target_selector): Add emulation_ field.
1155 Update declarations.
1156 (Target_selector::recognize_by_bfd_name): Rename from
1157 recognize_by_name. Change all callers.
1158 (Target_selector::supported_bfd_names): Rename from
1159 supported_names. Change all callers.
1160 (Target_selector::recognize_by_emulation): New function.
1161 (Target_selector::supported_emulations): New function.
1162 (Target_selector::emulation): New function.
1163 (Target_selector::do_recognize_by_bfd_name): Rename from
1164 do_recognize_by_name. Change all callers.
1165 (Target_selector::do_supported_bfd_names): Rename from
1166 do_supported_names. Change all callers.
1167 (Target_selector::do_recognize_by_emulation): New function.
1168 (Target_selector::do_supported_emulations): New function.
1169 (select_target_by_bfd_name): Change name in declaration.
1170 (select_target_by_emulation): Declare.
1171 (supported_emulation_names): Declare.
1172 * parameters.cc (parameters_force_valid_target): Try to find
1173 target based on emulation from -m option.
1174 * options.h (class General_options): Change doc string for -m.
1175 * options.cc (help): Print emulations.
1176 (General_options::parse_V): Likewise.
1177 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1178 Add emulation parameter. Change all callers.
1179
200b2bb9
ILT		 11802011-06-28 Ian Lance Taylor <iant@google.com>
1181
1182 * target.h (class Target): Add osabi_ field.
1183 (Target::osabi): New function.
1184 (Target::set_osabi): New function.
1185 (Target::Target): Initialize osabi_.
1186 (Target::do_adjust_elf_header): Make pure virtual.
1187 (Sized_target::do_adjust_elf_header): Declare.
1188 * target.cc (Sized_target::do_adjust_elf_header): New function.
1189 (class Sized_target): Instantiate all versions.
1190 * freebsd.h (class Target_freebsd): Remove.
1191 (Target_selector_freebsd::do_recognize): Call set_osabi on
1192 Target.
1193 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1194 (Target_selector_freebsd::set_osabi): Remove.
1195 * i386.cc (class Target_i386): Inherit from Sized_target rather
1196 than Target_freebsd.
1197 * x86_64.cc (class Target_x86_64): Likewise.
1198
b3ce541e
ILT		 11992011-06-28 Ian Lance Taylor <iant@google.com>
1200
1201 * target.h (Target::can_check_for_function_pointers): Rewrite.
1202 Make non-virtual.
1203 (Target::can_icf_inline_merge_sections): Likewise.
1204 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1205 (Target::Target_info): Add can_icf_inline_merge_sections field.
1206 (Target::do_can_check_for_function_pointers): New virtual
1207 function.
1208 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1209 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1210 from can_check_for_function_pointers, move in file.
1211 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1212 section_may_have_icf_unsafe_poineters, move in file.
1213 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1214 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1215 Rename from can_check_for_function_pointers, move in file.
1216 (Target_i386::can_icf_inline_merge_sections): Remove.
1217 (Target_i386::i386_info): Initialize
1218 can_icf_inline_merge_sections.
1219 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1220 Initialize can_icf_inline_merge_sections.
1221 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1222 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1223 Rename from can_check_for_function_pointers, move in file.
1224 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1225 (Target_x86_64::x86_64_info): Initialize
1226 can_icf_inline_merge_sections.
1227 * testsuite/testfile.cc (Target_test::test_target_info):
1228 Likewise.
1229 * icf.cc (get_section_contents): Correct formatting.
1230
6d1c4efb
ILT		 12312011-06-27 Ian Lance Taylor <iant@google.com>
1232
1233 * symtab.cc (Symbol::versioned_name): New function.
1234 (Symbol_table::add_to_final_symtab): Use versioned_name when
1235 appropriate.
1236 (Symbol_table::sized_write_symbol): Likewise.
1237 * symtab.h (class Symbol): Declare versioned_name.
1238 * stringpool.h (class Stringpool_template): Add variant of add
1239 which takes a std::basic_string.
1240 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1241 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1242 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1243 (ver_test_12.o): New target.
1244 * testsuite/Makefile.in: Rebuild.
1245
57eb9b50
DK		 12462011-06-27 Doug Kwan <dougkwan@google.com>
1247
1248 * arm.cc (Arm_relocate_functions::thm_jump8,
1249 Arm_relocate_functions::thm_jump11): Use a wider signed
1250 type to compute offset.
1251 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1252 arm_thm_jump8.
1253 * testsuite/Makefile.in: Regenerate.
1254 * testsuite/arm_branch_in_range.sh: Check test results of
1255 arm_thm_jump11 and arm_thm_jump8.
1256 * testsuite/arm_thm_jump11.s: New test source file.
1257 * testsuite/arm_thm_jump11.t: New linker script.
1258 * testsuite/arm_thm_jump8.s: New test source file.
1259 * testsuite/arm_thm_jump8.t: New linker script.
1260
487b39df
ILT		 12612011-06-24 Ian Lance Taylor <iant@google.com>
1262
1263 * layout.cc: Include "object.h".
1264 (ctors_sections_in_init_array): New static variable.
1265 (Layout::is_ctors_in_init_array): New function.
1266 (Layout::layout): Add entry to ctors_sections_in_init_array if
1267 appropriate.
1268 * layout.h (class Layout): Declare is_ctors_in_init_array.
1269 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1270 is_ctors_reverse_view is set.
1271 (Sized_relobj_file::write_sections): Add layout parameter. Change
1272 all callers. Set is_ctors_reverse_view field of View_size.
1273 (Sized_relobj_file::reverse_words): New function.
1274 * object.h (Sized_relobj_file::View_size): Add
1275 is_ctors_reverse_view field.
1276 (class Sized_relobj_file): Update declarations.
1277 * testsuite/initpri3.c: New test.
1278 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1279 initpri3b.
1280 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1281 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1282 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1283 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1284 * testsuite/Makefile.in: Rebuild.
1285
472076e4
CC		 12862011-06-24 Cary Coutant <ccoutant@google.com>
1287
1288 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1289 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1290 (debug_msg_cdebug.err): New targets.
1291 * testsuite/Makefile.in: Regenerate.
1292 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1293 Fix checks for link with shared library.
1294
a60af0db
DK		 12952011-06-24 Doug Kwan <dougkwan@google.com>
1296
1297 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1298 skip empty text sections.
1299 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1300
5393d741
ILT		 13012011-06-22 Ian Lance Taylor <iant@google.com>
1302
1303 PR gold/12910
1304 * options.h (class General_options): Add --ctors-in-init-array.
1305 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1306 friends as SHT_PROGBITS for merging sections.
1307 (Layout::layout): Remove special handling of .init_array and
1308 friends. Don't sort if doing relocatable link. Sort for .ctors
1309 and .dtors if ctors_in_init_array.
1310 (Layout::make_output_section): Force correct section types for
1311 .init_array and friends. Don't sort if doing relocatable link,
1312 Don't sort .ctors and .dtors if ctors_in_init_array.
1313 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1314 (Layout::output_section_name): Add relobj parameter. Change all
1315 callers. Handle .ctors. and .dtors. in code rather than table.
1316 Handle .ctors and .dtors if ctors_in_init_array.
1317 (Layout::match_file_name): New function, moved from output.cc.
1318 * layout.h (class Layout): Update declarations.
1319 * output.cc: Include "layout.h".
1320 (Input_section_sort_entry::get_priority): New function.
1321 (Input_section_sort_entry::match_file_name): Just call
1322 Layout::match_file_name.
1323 (Output_section::Input_section_sort_init_fini_compare::operator()):
1324 Handle .ctors and .dtors. Sort by explicit priority rather than
1325 by name.
1326 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1327 * testsuite/initpri2.c: New test.
1328 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1329 (check_PROGRAMS): Add initpri2.
1330 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1331 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1332 * configure, testsuite/Makefile.in: Rebuild.
1333
e1f74f98
ILT		 13342011-06-19 Ian Lance Taylor <iant@google.com>
1335
1336 PR gold/12880
1337 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1338 .interp section to a PT_INTERP segment even if we have seen a
1339 --dynamic-linker option. Don't do it if we have seen a PHDRS
1340 clause in a linker script.
1341 (Layout::finalize): Don't create a .interp section if we've
1342 already create a PT_INTERP segment.
1343 (Layout::create_interp): Always call choose_output_section (revert
1344 patch of 2011-06-17). Don't create PT_INTERP segment.
1345 * script-sections.cc
1346 (Script_sections::create_note_and_tls_segments): Add a .interp
1347 section to a PT_INTERP segment even if we have seen a
1348 --dynamic-linker option.
1349
766f91bb
ILT		 13502011-06-18 Ian Lance Taylor <iant@google.com>
1351
1352 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1353 merely because a non-PT_LOAD segment has a dynamic reloc.
1354
0d212c3a
ILT		 13552011-06-18 Ian Lance Taylor <iant@google.com>
1356
1357 * layout.cc (Layout::finish_dynamic_section): Don't create
1358 DT_FLAGS entry if not needed.
1359
911a5072
ILT		 13602011-06-18 Ian Lance Taylor <iant@google.com>
1361
1362 PR gold/12745
1363 * layout.cc (Layout::layout_eh_frame): Correct handling of
1364 writable .eh_frame section.
1365
534b4e5f
ILT		 13662011-06-17 Ian Lance Taylor <iant@google.com>
1367
1368 PR gold/12893
1369 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1370 symbol is redefined with the exact same object and value.
1371
10b4f102
ILT		 13722011-06-17 Ian Lance Taylor <iant@google.com>
1373
1374 PR gold/12880
1375 * layout.h (class Layout): Add interp_segment_ field.
1376 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1377 (Layout::attach_allocated_section_to_segment): If making shared
1378 library, put .interp section in PT_INTERP segment.
1379 (Layout::finalize): Also call create_interp if -dynamic-linker
1380 option was used.
1381 (Layout::create_interp): Assert that there is no PT_INTERP
1382 segment. If not using a SECTIONS clause, use make_output_section.
1383 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1384 * script-sections.cc
1385 (Script_sections::create_note_and_tls_segments): If making shared
1386 library, put .interp section in PT_INTERP segment.
1387
a29b0dad
ILT		 13882011-06-17 Ian Lance Taylor <iant@google.com>
1389
e588ea8d
ILT		 1390 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1391 when making a shared library.
1392
13932011-06-17 Ian Lance Taylor <iant@google.com>
1394
1395 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1396 parameter. Change all callers. Don't issue warning about PC32
1397 against locally defined symbol.
a29b0dad 1398
9d3b0698
ILT		 13992011-06-16 Ian Lance Taylor <iant@google.com>
1400
1401 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1402 occurs in same object.
1403
85b0f90c
AM		 14042011-06-14 Alan Modra <amodra@gmail.com>
1405
1406 * po/POTFILES.in: Regenerate.
1407
a94907d9
ILT		 14082011-06-09 Ian Lance Taylor <iant@google.com>
1409
1410 * script-sections.cc
1411 (Orphan_output_section::set_section_addresses): For a relocatable
1412 link set address to 0.
1413
4fb3a1c3
CC		 14142011-06-09 Cary Coutant <ccoutant@google.com>
1415
1416 PR gold/12804
1417 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1418 used with --compress-debug-sections.
1419 * gold/object.cc (Sized_relobj_file::do_layout): Report
1420 uncompressed size of compressed input sections.
1421
61220854
CC		 14222011-06-08 Cary Coutant <ccoutant@google.com>
1423
1424 PR gold/12804
1425 * testsuite/two_file_test_2_v1.cc: Change initialization of
1426 v2 to keep it in .data.
1427
e6455dfb
CC		 14282011-06-07 Cary Coutant <ccoutant@google.com>
1429
1430 * common.cc (Symbol_table::do_allocate_commons_list): Call
1431 gold_fallback.
1432 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1433 (Errors::fallback): New function.
1434 (gold_fallback): New function.
1435 * errors.h (Errors::fallback): New function.
1436 * gold.cc (gold_exit): Change status parameter to enum; adjust
1437 all callers.
1438 (queue_initial_tasks): Call gold_fallback.
1439 * gold.h: Include cstdlib.
1440 (Exit_status): New enum type.
1441 (gold_exit): Change status parameter to enum.
1442 (gold_fallback): New function.
1443 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1444 (Layout::create_symtab_sections): Likewise.
1445 (Layout::create_shdrs): Likewise.
1446 * main.cc (main): Adjust call to gold_exit.
1447 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1448 (Output_data_got::add_got_entry_pair): Likewise.
1449 (Output_section::add_input_section): Likewise.
1450 (Output_section::add_output_section_data): Likewise.
1451 (Output_segment::set_section_list_addresses): Likewise.
1452 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1453
fb0e076f
CC		 14542011-06-07 Cary Coutant <ccoutant@google.com>
1455
1456 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1457 for incremental links.
1458 * output.cc (Output_segment::set_section_list_addresses): Remove
1459 FIXME and test for TLS or BSS.
1460
a5ee4d5d
CC		 14612011-06-07 Cary Coutant <ccoutant@google.com>
1462
1463 * testsuite/Makefile.am: Add incremental_copy_test,
1464 incremental_common_test_1.
1465 * testsuite/Makefile.in: Regenerate.
1466 * testsuite/common_test_1_v1.c: New source file.
1467 * testsuite/common_test_1_v2.c: New source file.
1468 * testsuite/copy_test_v1.cc: New source file.
1469
5146f448
CC		 14702011-06-07 Cary Coutant <ccoutant@google.com>
1471
1472 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1473 update, allocate common from bss section's free list.
1474 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1475 linker-defined symbols.
1476 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1477 Skip GOT and PLT entries that are no longer referenced.
1478 (Output_section_incremental_inputs::write_info_blocks): Mark
1479 linker-defined symbols.
1480 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1481 * output.cc (Output_section::allocate): New function.
1482 * output.h (Output_section::allocate): New function.
1483 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1484 linker-defined symbols.
1485 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1486 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1487 (Symbol::init_base_output_data): Likewise.
1488 (Symbol::init_base_output_segment): Likewise.
1489 (Symbol::init_base_constant): Likewise.
1490 (Sized_symbol::init_output_data): Likewise.
1491 (Sized_symbol::init_output_segment): Likewise.
1492 (Sized_symbol::init_constant): Likewise.
1493 (Symbol_table::do_define_in_output_data): Likewise.
1494 (Symbol_table::do_define_in_output_segment): Likewise.
1495 (Symbol_table::do_define_as_constant): Likewise.
1496 * symtab.h (Symbol::is_predefined): New function.
1497 (Symbol::init_base_output_data): Add is_predefined parameter.
1498 (Symbol::init_base_output_segment): Likewise.
1499 (Symbol::init_base_constant): Likewise.
1500 (Symbol::is_predefined_): New data member.
1501 (Sized_symbol::init_output_data): Add is_predefined parameter.
1502 (Sized_symbol::init_output_segment): Likewise.
1503 (Sized_symbol::init_constant): Likewise.
1504 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1505
26d3c67d
CC		 15062011-06-07 Cary Coutant <ccoutant@google.com>
1507
1508 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1509 instead of emit_copy_reloc.
1510 (Copy_relocs::emit_copy_reloc): Refactor.
1511 (Copy_relocs::make_copy_reloc): New function.
1512 (Copy_relocs::add_copy_reloc): Remove.
1513 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1514 section.
1515 (Copy_relocs::make_copy_reloc): New function.
1516 (Copy_relocs::add_copy_reloc): Remove.
1517 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1518 unchanged input files.
1519 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1520 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1521 Reserve BSS space for COPY relocations.
1522 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1523 (Output_section_incremental_inputs::write_info_blocks): Record
1524 whether a symbol is copied from a shared object.
1525 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1526 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1527 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1528 (Incremental_input_entry_reader::get_output_symbol_index): Add
1529 is_copy parameter.
1530 (Incremental_binary::emit_copy_relocs): New function.
1531 (Incremental_binary::do_emit_copy_relocs): New function.
1532 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1533 new data member.
1534 (Sized_incremental_binary::add_copy_reloc): New function.
1535 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1536 (Sized_incremental_binary::Copy_reloc): New struct.
1537 (Sized_incremental_binary::Copy_relocs): New typedef.
1538 (Sized_incremental_binary::copy_relocs_): New data member.
1539 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1540 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1541 * target.h (Sized_target::emit_copy_reloc): New function.
1542 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1543
7cdb37d9
CC		 15442011-06-02 Cary Coutant <ccoutant@google.com>
1545
1546 PR gold/12163
1547 * gold/archive.cc (Archive::Archive): Initialize new data member.
1548 (Archive::include_all_members): Return if archive has already been
1549 included.
1550 * gold/archive.h (Archive::include_all_members_): New data member.
1551
cc643b88
NC		 15522011-06-02 Nick Clifton <nickc@redhat.com>
1553
1554 * dynobj.h: Fix spelling mistake in comment.
1555 * output.cc: Likewise.
1556
f62a3ca7
DK		 15572011-05-31 Doug Kwan <dougkwan@google.com>
1558 Asier Llano
1559
1560 PR gold/12826
cc643b88 1561 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1562 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1563 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1564 redundant arm_exidx_test.so.
1565 * testsuite/Makefile.in: Regenerate.
1566 (check_SCRIPTS): Add pr12826.sh
1567 (check_DATA): Add pr12826.stdout
1568 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1569 * testsuite/pr12826.sh: New file.
1570 * testsuite/pr12826_1.s: Ditto.
1571 * testsuite/pr12826_1.s: Ditto.
1572
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ILT		 15732011-05-30 Ian Lance Taylor <iant@google.com>
1574
1575 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1576 sections.
1577
c49875be
ILT		 15782011-05-29 Ian Lance Taylor <iant@google.com>
1579
1580 PR gold/12804
1581 * testsuite/Makefile.am: Use different file name for two_file_test
1582 temporary file for each incremental test.
1583 * testsuite/Makefile.in: Rebuild.
1584
69d53f7a
ILT		 15852011-05-29 Ian Lance Taylor <iant@google.com>
1586
1587 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1588 binary input file is empty.
1589
41d0ab5f
ILT		 15902011-05-27 Ian Lance Taylor <iant@google.com>
1591
1592 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1593 (ver_test_9.so): Likewise.
1594 * testsuite/Makefile.in: Rebuild.
1595
89d8a36b
CC		 15962011-05-26 Cary Coutant <ccoutant@google.com>
1597
1598 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1599 * incremental.cc (Incremental_inputs::report_input_section): Fix
1600 comment, indentation.
1601 (Incremental_inputs::report_comdat_group): New function.
1602 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1603 of data for incremental input file entry.
1604 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1605 group count, COMDAT group signatures.
1606 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1607 an unchanged input file.
1608 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1609 Initialize new data member.
1610 (Incremental_object_entry::add_comdat_group): New function.
1611 (Incremental_object_entry::get_comdat_group_count): New function.
1612 (Incremental_object_entry::get_comdat_signature_key): New function.
1613 (Incremental_object_entry::groups_): New data member.
1614 (Incremental_inputs::report_comdat_group): New function.
1615 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1616 data for incremental input file entry.
1617 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1618 (Incremental_input_entry_reader::get_input_section): Adjust size of
1619 data for incremental input file entry.
1620 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1621 (Incremental_input_entry_reader::get_comdat_group_signature): New
1622 function.
1623 * object.cc (Sized_relobj::include_section_group): Report kept
1624 COMDAT groups for incremental links.
1625
1706a06f
ILT		 16262011-05-24 David Meyer <pdox@google.com>
1627
1628 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1629 with name parameter. Add found_name parameter.
1630 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1631 * dirsearch.h (class Dirsearch): Update declaration.
1632
a10ae760
ILT		 16332011-05-24 Ian Lance Taylor <iant@google.com>
1634
1635 * archive.cc (Library_base::should_include_member): Pull in object
1636 from archive if it defines the entry symbol.
1637 * parameters.cc (Parameters::entry): New function.
1638 * parameters.h (class Parameters): Declare entry.
1639 * output.h (class Output_file_header): Remove entry_ field.
1640 * output.cc (Output_file_header::Output_file_header): Remove entry
1641 parameter. Change all callers.
1642 (Output_file_header::entry): Use parameters->entry.
1643 * gold.cc (queue_middle_tasks): Likewise.
1644 * plugin.cc (Plugin_hook::run): Likewise.
1645
aa92d6ed
CC		 16462011-05-24 Cary Coutant <ccoutant@google.com>
1647
1648 * gold.cc (queue_initial_tasks): Pass incremental base filename
1649 to Output_file::open_base_file; don't print error message.
1650 * incremental-dump.cc (main): Adjust call to
1651 Output_file::open_for_modification.
1652 * incremental-dump.cc (main): Likewise.
1653 * incremental.cc (Incremental_inputs::report_command_line):
1654 Ignore --incremental-base option when comparing command lines.
1655 Ignore parameter when given as separate argument.
1656 * options.h (class General_options): Add --incremental-base.
1657 * output.cc (Output_file::Output_file):
1658 (Output_file::open_base_file): Add base_name and writable parameters;
1659 read base file into new file; print error message here.
1660 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1661 callers.
1662 * output.h (Output_file::open_for_modification): Rename to...
1663 (Output_file::open_base_file): ...this; add base_name and
1664 writable parameters; adjust all callers.
1665 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1666 callers.
1667 * testsuite/Makefile.am (incremental_test_4): Test
1668 --incremental-base.
1669 * testsuite/Makefile.in: Regenerate.
1670
2eedd706
CC		 16712011-05-24 Cary Coutant <ccoutant@google.com>
1672
1673 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1674 incremental_test_4.
1675 * testsuite/Makefile.in: Regenerate.
1676 * testsuite/two_file_test_1_v1.cc: New test source file.
1677 * testsuite/two_file_test_1b_v1.cc: New test source file.
1678 * testsuite/two_file_test_2_v1.cc: New test source file.
1679
0f1c85a6
CC		 16802011-05-24 Cary Coutant <ccoutant@google.com>
1681
1682 * dynobj.h (Dynobj::do_dynobj): New function.
1683 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1684 flag and soname for shared objects.
1685 * incremental.cc (Incremental_inputs::report_object): Make
1686 either Incremental_object_entry or Incremental_dynobj_entry; add
1687 soname to string table.
1688 (Incremental_inputs::report_input_section): Add assertion.
1689 (Output_section_incremental_inputs::set_final_data_size): Adjust
1690 type of input file entry for shared libraries; adjust size of
1691 shared library info entry.
1692 (Output_section_incremental_inputs::write_input_files): Write
1693 as_needed flag for shared libraries.
1694 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1695 of input file entry for shared libraries; write soname.
1696 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1697 soname from incremental info.
1698 * incremental.h (enum Incremental_input_flags): Add
1699 INCREMENTAL_INPUT_AS_NEEDED.
1700 (Incremental_input_entry::Incremental_input_entry): Initialize new
1701 data member.
1702 (Incremental_input_entry::set_as_needed): New function.
1703 (Incremental_input_entry::as_needed): New function.
1704 (Incremental_input_entry::do_dynobj_entry): New function.
1705 (Incremental_input_entry::as_needed_): New data member.
1706 (Incremental_object_entry::Incremental_object_entry): Don't check
1707 for shared library.
1708 (Incremental_object_entry::do_type): Likewise.
1709 (class Incremental_dynobj_entry): New class.
1710 (Incremental_input_entry_reader::as_needed): New function.
1711 (Incremental_input_entry_reader::get_soname): New function.
1712 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1713 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1714 size of shared library info entry.
1715 * layout.cc (Layout::finish_dynamic_section): Don't test for
1716 incremental link when adding DT_NEEDED entries.
1717 * object.h (Object::Object): Initialize new data member.
1718 (Object::dynobj): New function.
1719 (Object::set_as_needed): New function.
1720 (Object::as_needed): New function.
1721 (Object::do_dynobj): New function.
1722 (Object::as_needed_): New data member.
1723
6fa2a40b
CC		 17242011-05-24 Cary Coutant <ccoutant@google.com>
1725
1726 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1727 info; adjust display of GOT entries.
1728 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1729 vector of input objects; remove file_status_.
1730 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1731 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1732 got_plt reader; call target hooks to reserve GOT entries.
1733 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1734 of input file info header and GOT info entry.
1735 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1736 relocation info.
1737 (Got_plt_view_info::got_descriptor): Remove.
1738 (Got_plt_view_info::sym_index): New data member.
1739 (Got_plt_view_info::input_index): New data member.
1740 (Local_got_offset_visitor::visit): Write input file index.
1741 (Global_got_offset_visitor::visit): Write 0 for input file index.
1742 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1743 with sym_index and input_index.
1744 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1745 incremental info GOT entry; replace got_descriptor with input_index.
1746 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1747 map from input file index to object.
1748 (Sized_relobj_incr::do_layout): Replace direct data member reference
1749 with accessor function.
1750 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1751 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1752 Adjust size of input file info header.
1753 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1754 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1755 (Incremental_input_entry_reader::get_input_section): Adjust size of
1756 input file info header.
1757 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1758 of incremental info GOT entry.
1759 (Incremental_got_plt_reader::get_got_desc): Remove.
1760 (Incremental_got_plt_reader::get_got_symndx): New function.
1761 (Incremental_got_plt_reader::get_got_input_index): New function.
1762 (Sized_incremental_binary::Sized_incremental_binary): Remove
1763 file_status_; add input_objects_.
1764 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1765 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1766 (Sized_incremental_binary::file_is_unchanged): Remove.
1767 (Sized_incremental_binary::set_input_object): New function.
1768 (Sized_incremental_binary::input_object): New function.
1769 (Sized_incremental_binary::file_status_): Remove.
1770 (Sized_incremental_binary::input_objects_): New data member.
1771 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1772 references.
1773 (Sized_relobj_incr::invalid_address): Move to base class.
1774 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1775 class.
1776 (Sized_relobj_incr::do_output_section_offset): Likewise.
1777 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1778 (Sized_relobj_incr::section_offsets_): Likewise.
1779 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1780 function.
1781 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1782 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1783 with accessor function.
1784 (Sized_relobj_file::do_layout): Likewise.
1785 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1786 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1787 (Sized_relobj_file::compute_final_local_value): Replace refs to
1788 section_offsets_ with accessor function.
1789 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1790 * object.h (Relobj::Relobj): Initialize new data members.
1791 (Relobj::add_dyn_reloc): New function.
1792 (Relobj::first_dyn_reloc): New function.
1793 (Relobj::dyn_reloc_count): New function.
1794 (Relobj::first_dyn_reloc_): New data member.
1795 (Relobj::dyn_reloc_count_): New data member.
1796 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1797 references.
1798 (Sized_relobj::Address): New typedef.
1799 (Sized_relobj::invalid_address): Move here from child class.
1800 (Sized_relobj::Sized_relobj): Initialize new data members.
1801 (Sized_relobj::sized_relobj): New function.
1802 (Sized_relobj::is_output_section_offset_invalid): Move here from
1803 child class.
1804 (Sized_relobj::get_output_section_offset): Likewise.
1805 (Sized_relobj::local_has_got_offset): Likewise.
1806 (Sized_relobj::local_got_offset): Likewise.
1807 (Sized_relobj::set_local_got_offset): Likewise.
1808 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1809 (Sized_relobj::clear_got_offsets): New function.
1810 (Sized_relobj::section_offsets): Move here from child class.
1811 (Sized_relobj::do_output_section_offset): Likewise.
1812 (Sized_relobj::do_set_section_offset): Likewise.
1813 (Sized_relobj::Local_got_offsets): Likewise.
1814 (Sized_relobj::local_got_offsets_): Likewise.
1815 (Sized_relobj::section_offsets_): Likewise.
1816 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1817 references.
1818 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1819 class.
1820 (Sized_relobj_file::sized_relobj): New function
1821 (Sized_relobj_file::local_has_got_offset): Move to base class.
1822 (Sized_relobj_file::local_got_offset): Likewise.
1823 (Sized_relobj_file::set_local_got_offset): Likewise.
1824 (Sized_relobj_file::get_output_section_offset): Likewise.
1825 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1826 (Sized_relobj_file::do_output_section_offset): Likewise.
1827 (Sized_relobj_file::do_set_section_offset): Likewise.
1828 (Sized_relobj_file::Local_got_offsets): Likewise.
1829 (Sized_relobj_file::local_got_offsets_): Likewise.
1830 (Sized_relobj_file::section_offsets_): Likewise.
1831 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1832 (all constructors).
1833 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1834 (Output_reloc::get_symbol_index): Likewise.
1835 (Output_reloc::local_section_offset): Likewise.
1836 (Output_reloc::get_address): Likewise.
1837 (Output_reloc::symbol_value): Likewise.
1838 (Output_data_got::reserve_slot): Move to class definition.
1839 (Output_data_got::reserve_local): New function.
1840 (Output_data_got::reserve_slot_for_global): Remove.
1841 (Output_data_got::reserve_global): New function.
1842 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1843 (all constructors, two instantiations).
1844 (Output_reloc::get_relobj): New function (two instantiations).
1845 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1846 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1847 (Output_data_reloc::add_global): Adjust type of relobj.
1848 (Output_data_reloc::add_global_relative): Likewise.
1849 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1850 (Output_data_reloc::add_local): Likewise.
1851 (Output_data_reloc::add_local_relative): Likewise.
1852 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1853 (Output_data_reloc::add_local_section): Likewise.
1854 (Output_data_reloc::add_output_section): Likewise.
1855 (Output_data_reloc::add_absolute): Likewise.
1856 (Output_data_reloc::add_target_specific): Likewise.
1857 (Output_data_got::reserve_slot): Move definition here.
1858 (Output_data_got::reserve_local): New function.
1859 (Output_data_got::reserve_global): New function.
1860 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1861 section_offsets_ with accessor function.
1862 (Sized_relobj_file::write_sections): Likewise.
1863 (Sized_relobj_file::do_relocate_sections): Likewise.
1864 * target.h (Sized_target::reserve_local_got_entry): New function.
1865 (Sized_target::reserve_global_got_entry): New function.
1866 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1867 (Target_x86_64::reserve_global_got_entry): New function.
1868 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1869
4829d394
CC		 18702011-05-23 Cary Coutant <ccoutant@google.com>
1871
1872 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1873 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1874 bit when checking got_type.
1875 * incremental.cc (Sized_incremental_binary::setup_readers):
1876 Store symbol table and string table locations; initialize bit vector
1877 of file status flags.
1878 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1879 unchanged files.
1880 (Sized_incremental_binary::do_process_got_plt): New function.
1881 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1882 (Output_section_incremental_inputs::set_final_data_size): Record
1883 file index for each input file.
1884 (Output_section_incremental_inputs::write_got_plt): Store file index
1885 instead of input entry offset for each GOT entry.
1886 * incremental.h
1887 (Incremental_input_entry::Incremental_input_entry): Initialize new
1888 data member.
1889 (Incremental_input_entry::set_offset): Store file index.
1890 (Incremental_input_entry::get_file_index): New function.
1891 (Incremental_input_entry::file_index_): New data member.
1892 (Incremental_binary::process_got_plt): New function.
1893 (Incremental_binary::do_process_got_plt): New function.
1894 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1895 data members.
1896 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1897 (Sized_incremental_binary::set_file_is_unchanged): New function.
1898 (Sized_incremental_binary::file_is_unchanged): New function.
1899 (Sized_incremental_binary::do_process_got_plt): New function.
1900 (Sized_incremental_binary::file_status_): New data member.
1901 (Sized_incremental_binary::main_symtab_loc_): New data member.
1902 (Sized_incremental_binary::main_strtab_loc_): New data member.
1903 * output.cc (Output_data_got::Got_entry::write): Add case
1904 RESERVED_CODE.
1905 (Output_data_got::add_global): Call add_got_entry.
1906 (Output_data_got::add_global_plt): Likewise.
1907 (Output_data_got::add_global_with_rel): Likewise.
1908 (Output_data_got::add_global_with_rela): Likewise.
1909 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1910 (Output_data_got::add_global_pair_with_rela): Likewise.
1911 (Output_data_got::add_local): Call add_got_entry.
1912 (Output_data_got::add_local_plt): Likewise.
1913 (Output_data_got::add_local_with_rel): Likewise.
1914 (Output_data_got::add_local_with_rela): Likewise.
1915 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1916 (Output_data_got::add_local_pair_with_rela): Likewise.
1917 (Output_data_got::reserve_slot): New function.
1918 (Output_data_got::reserve_slot_for_global): New function.
1919 (Output_data_got::add_got_entry): New function.
1920 (Output_data_got::add_got_entry_pair): New function.
1921 (Output_section::add_output_section_data): Edit FIXME.
1922 * output.h
1923 (Output_section_data_build::Output_section_data_build): New
1924 constructor with size parameter.
1925 (Output_data_space::Output_data_space): Likewise.
1926 (Output_data_got::Output_data_got): Initialize new data member; new
1927 constructor with size parameter.
1928 (Output_data_got::add_constant): Call add_got_entry.
1929 (Output_data_got::reserve_slot): New function.
1930 (Output_data_got::reserve_slot_for_global): New function.
1931 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1932 (Output_data_got::add_got_entry): New function.
1933 (Output_data_got::add_got_entry_pair): New function.
1934 (Output_data_got::free_list_): New data member.
1935 * target.h (Sized_target::init_got_plt_for_update): New function.
1936 (Sized_target::register_global_plt_entry): New function.
1937 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1938 Initialize new data member; call init; add constructor with PLT count.
1939 (Output_data_plt_x86_64::init): New function.
1940 (Output_data_plt_x86_64::add_relocation): New function.
1941 (Output_data_plt_x86_64::reserve_slot): New function.
1942 (Output_data_plt_x86_64::free_list_): New data member.
1943 (Target_x86_64::init_got_plt_for_update): New function.
1944 (Target_x86_64::register_global_plt_entry): New function.
1945 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1946 incremental updates.
1947 (Output_data_plt_x86_64::add_relocation): New function.
1948 * testsuite/object_unittest.cc (Object_test): Set default options.
1949
ec69d6da
ILT		 19502011-05-16 Ian Lance Taylor <iant@google.com>
1951
1952 * options.h (class General_options): Make -i a synonym for -r.
1953
732e31de
ILT		 19542011-05-16 Ian Lance Taylor <iant@google.com>
1955
1956 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1957
403676b5
CC		 19582011-05-10 Cary Coutant <ccoutant@google.com>
1959
1960 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1961 strip_all (-s).
1962
5b7b7d6e
ILT		 19632011-05-06 Ian Lance Taylor <iant@google.com>
1964
1965 * layout.cc (Layout::layout): If the output section flags change,
1966 update the ordering.
1967
f0f9babf
CC		 19682011-04-25 Cary Coutant <ccoutant@google.com>
1969
1970 * incremental-dump.cc (dump_incremental_inputs): Print local
1971 symbol info for each input file.
1972 * incremental.cc
1973 (Output_section_incremental_inputs::set_final_data_size): Add local
1974 symbol info to input file entries in incremental info.
1975 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1976 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1977 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1978 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1979 implementation.
1980 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1981 (Sized_incr_relobj::do_relocate): Write the local symbols.
1982 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1983 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1984 Adjust size of input file header.
1985 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1986 (Incremental_inputs_reader::get_local_symbol_count): New function.
1987 (Incremental_inputs_reader::get_input_section): Adjust size of input
1988 file header.
1989 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1990 (Sized_incr_relobj::This): New typedef.
1991 (Sized_incr_relobj::sym_size): New const data member.
1992 (Sized_incr_relobj::Local_symbol): New struct.
1993 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1994 (Sized_incr_relobj::do_local_symbol_offset): New function.
1995 (Sized_incr_relobj::local_symbol_count_): New data member.
1996 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1997 (Sized_incr_relobj::local_symbol_index_): New data member.
1998 (Sized_incr_relobj::local_symbol_offset_): New data member.
1999 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2000 (Sized_incr_relobj::local_symbols_): New data member.
2001 * object.h (Relobj::output_local_symbol_count): New function.
2002 (Relobj::local_symbol_offset): New function.
2003 (Relobj::do_output_local_symbol_count): New function.
2004 (Relobj::do_local_symbol_offset): New function.
2005 (Sized_relobj::do_output_local_symbol_count): New function.
2006 (Sized_relobj::do_local_symbol_offset): New function.
2007
d0a9ace3
ILT		 20082011-04-22 Vladimir Simonov <sv@sw.ru>
2009
2010 * descriptors.cc (set_close_on_exec): New function.
2011 (Descriptors::open): Use set_close_on_exec.
2012 * output.cc (S_ISLNK): Define if not defined.
2013
94a3fc8b
CC		 20142011-04-22 Cary Coutant <ccoutant@google.com>
2015
2016 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2017 global symbol map.
2018 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2019 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2020 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2021 relocations.
2022 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2023 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2024 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2025 * incremental.h
2026 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2027 function.
2028 (Incremental_binary::apply_incremental_relocs): New function.
2029 (Incremental_binary::do_apply_incremental_relocs): New function.
2030 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2031 data member.
2032 (Sized_incremental_binary::add_global_symbol): New function.
2033 (Sized_incremental_binary::global_symbol): New function.
2034 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2035 (Sized_incremental_binary::symbol_map_): New data member.
2036 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2037 * target.h (Sized_target::apply_relocation): New function.
2038 * target-reloc.h (apply_relocation): New function.
2039 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2040
c87e4302
DK		 20412011-04-22 Doug Kwan <dougkwan@google.com>
2042
2043 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2044 flag of a SHT_ARM_EXIDX section.
2045 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2046 * testsuite/Makefile.in: Regenerate.
2047 * testsuite/arm_exidx_test.s: New file.
2048 * testsuite/arm_exidx_test.sh: Same.
2049
e7782cf6
CC		 20502011-04-20 Cary Coutant <ccoutant@google.com>
2051
2052 PR gold/12689
2053 * archive.h (Incremental_archive_entry::Archive_member):
2054 Initialize arg_serial_ (second constructor).
2055
308ecdc7
ILT		 20562011-04-17 Ian Lance Taylor <iant@google.com>
2057
2058 * object.cc (Relocate_info::location): Simplify location string.
2059 * errors.cc (Errors::error_at_location): Don't print program
2060 name.
2061 (Errors::warning_at_location): Likewise.
2062 (Errors::undefined_symbol): Likewise.
2063 * testsuite/debug_msg.sh: Update accordingly.
2064
bec5b579
CC		 20652011-04-14 Cary Coutant <ccoutant@google.com>
2066
2067 * gold/layout.cc (Layout::symtab_section_offset): New function.
2068 * gold/layout.h (Layout::symtab_section_offset): New function.
2069 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2070
88597d34
ILT		 20712011-04-12 Ian Lance Taylor <iant@google.com>
2072
2073 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2074 with MREMAP_MAYMOVE.
2075 * output.h (class Output_file): Add map_is_allocated_ field.
2076 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2077 not available, provide stubs. If mremap is not available, #define
2078 it to gold_mremap.
2079 (MREMAP_MAYMOVE): Define if not defined.
2080 (Output_file::Output_file): Initialize map_is_allocated_.
2081 (Output_file::resize): Check map_is_allocated_.
2082 (Output_file::map_anonymous): If mmap fails, use malloc.
2083 (Output_file::unmap): Don't do anything for an anonymous map.
2084 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2085 is not available, provide stubs.
2086 (File_read::View::~View): Use free rather than delete[].
2087 (File_read::make_view): Use malloc rather than new[]. If mmap
2088 fails, use malloc.
2089 (File_read::find_or_make_view): Use malloc rather than new[].
2090 * gold.h: Remove HAVE_REMAP code.
2091 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2092 exists. Rename mremap to gold_mremap. If mmap is not available
2093 don't do anything.
2094 * configure, config.in: Rebuild.
2095
11e361bc
ILT		 20962011-04-11 Ian Lance Taylor <iant@google.com>
2097
2098 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2099 initialize local variable v.
2100
cdc29364
CC		 21012011-04-11 Cary Coutant <ccoutant@google.com>
2102
2103 * archive.cc (Archive::include_member): Adjust call to
2104 report_object.
2105 (Add_archive_symbols::run): Track argument serial numbers.
2106 (Lib_group::include_member): Likewise.
2107 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2108 * archive.h (Incremental_archive_entry::Archive_member):
2109 Initialize arg_serial_.
2110 (Archive_member::arg_serial_): New data member.
2111 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2112 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2113 incremental link.
2114 (Sized_dynobj::do_for_all_local_got_entries): New function.
2115 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2116 function.
2117 * fileread.cc (get_mtime): New function.
2118 * fileread.h (get_mtime): New function.
2119 * gold.cc (queue_initial_tasks): Check for incremental update.
2120 (process_incremental_input): New function.
2121 (queue_middle_tasks): Don't force valid target for incremental
2122 update.
2123 * incremental-dump.cc (find_input_containing_global): Adjust
2124 size of symbol info entry.
2125 (dump_incremental_inputs): Dump argument serial number and
2126 in_system_directory flag; bias shndx by 1; print symbol names
2127 when dumping per-file symbol lists; use new symbol info readers.
2128 * incremental.cc
2129 (Output_section_incremental_inputs:update_data_size): New function.
2130 (Sized_incremental_binary::setup_readers): Setup input readers
2131 for each input file; build maps for files added from libraries
2132 and scripts.
2133 (Sized_incremental_binary::check_input_args): New function.
2134 (Sized_incremental_binary::do_check_inputs): Build map of argument
2135 serial numbers to input arguments.
2136 (Sized_incremental_binary::do_file_has_changed): Rename
2137 do_file_is_unchanged to this; compare file modification times.
2138 (Sized_incremental_binary::do_init_layout): New function.
2139 (Sized_incremental_binary::do_reserve_layout): New function.
2140 (Sized_incremental_binary::do_get_input_reader): Remove.
2141 (Sized_incremental_binary::get_symtab_view): New function.
2142 (Incremental_checker::can_incrementally_link_output_file): Remove.
2143 (Incremental_inputs::report_command_line): Exclude --debug options.
2144 (Incremental_inputs::report_archive_begin): Add parameter; track
2145 argument serial numbers; don't put input file entry for archive
2146 before archive members.
2147 (Incremental_inputs::report_archive_end): Put input file entry
2148 for archive after archive members.
2149 (Incremental_inputs::report_object): Add parameter; track argument
2150 serial numbers and in_system_directory flag.
2151 (Incremental_inputs::report_script): Add parameter; track argument
2152 serial numbers.
2153 (Output_section_incremental_inputs::set_final_data_size): Adjust
2154 size of symbol info entry; check for forwarding symbols.
2155 (Output_section_incremental_inputs::write_input_files): Write
2156 in_system_directory flag and argument serial number.
2157 (Output_section_incremental_inputs::write_info_blocks): Map section
2158 indices between incremental info and original input file; store
2159 input section index for each symbol.
2160 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2161 change operator() to visit().
2162 (class Global_got_offset_visitor): Likewise.
2163 (class Global_symbol_visitor_got_plt):
2164 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2165 classes.
2166 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2167 (Sized_incr_relobj::do_read_symbols): New function.
2168 (Sized_incr_relobj::do_layout): New function.
2169 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2170 (Sized_incr_relobj::do_add_symbols): New function.
2171 (Sized_incr_relobj::do_should_include_member): New function.
2172 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2173 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2174 (Sized_incr_relobj::do_section_size): New function.
2175 (Sized_incr_relobj::do_section_name): New function.
2176 (Sized_incr_relobj::do_section_contents): New function.
2177 (Sized_incr_relobj::do_section_flags): New function.
2178 (Sized_incr_relobj::do_section_entsize): New function.
2179 (Sized_incr_relobj::do_section_address): New function.
2180 (Sized_incr_relobj::do_section_type): New function.
2181 (Sized_incr_relobj::do_section_link): New function.
2182 (Sized_incr_relobj::do_section_info): New function.
2183 (Sized_incr_relobj::do_section_addralign): New function.
2184 (Sized_incr_relobj::do_initialize_xindex): New function.
2185 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2186 (Sized_incr_relobj::do_read_relocs): New function.
2187 (Sized_incr_relobj::do_gc_process_relocs): New function.
2188 (Sized_incr_relobj::do_scan_relocs): New function.
2189 (Sized_incr_relobj::do_count_local_symbols): New function.
2190 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2191 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2192 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2193 (Sized_incr_relobj::do_relocate): New function.
2194 (Sized_incr_relobj::do_set_section_offset): New function.
2195 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2196 (Sized_incr_dynobj::do_read_symbols): New function.
2197 (Sized_incr_dynobj::do_layout): New function.
2198 (Sized_incr_dynobj::do_add_symbols): New function.
2199 (Sized_incr_dynobj::do_should_include_member): New function.
2200 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2201 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2202 (Sized_incr_dynobj::do_section_size): New function.
2203 (Sized_incr_dynobj::do_section_name): New function.
2204 (Sized_incr_dynobj::do_section_contents): New function.
2205 (Sized_incr_dynobj::do_section_flags): New function.
2206 (Sized_incr_dynobj::do_section_entsize): New function.
2207 (Sized_incr_dynobj::do_section_address): New function.
2208 (Sized_incr_dynobj::do_section_type): New function.
2209 (Sized_incr_dynobj::do_section_link): New function.
2210 (Sized_incr_dynobj::do_section_info): New function.
2211 (Sized_incr_dynobj::do_section_addralign): New function.
2212 (Sized_incr_dynobj::do_initialize_xindex): New function.
2213 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2214 (make_sized_incremental_object): New function.
2215 (Incremental_library::copy_unused_symbols): New function.
2216 (Incremental_library::do_for_all_unused_symbols): New function.
2217 * incremental.h (enum Incremental_input_flags): New type.
2218 (class Incremental_checker): Remove.
2219 (Incremental_input_entry::Incremental_input_entry): Add argument
2220 serial number.
2221 (Incremental_input_entry::arg_serial): New function.
2222 (Incremental_input_entry::set_is_in_system_directory): New function.
2223 (Incremental_input_entry::is_in_system_directory): New function.
2224 (Incremental_input_entry::arg_serial_): New data member.
2225 (Incremental_input_entry::is_in_system_directory_): New data member.
2226 (class Script_info): Move here from script.h.
2227 (Script_info::Script_info): Add filename parameter.
2228 (Script_info::filename): New function.
2229 (Script_info::filename_): New data member.
2230 (Incremental_script_entry::Incremental_script_entry): Add argument
2231 serial number.
2232 (Incremental_object_entry::Incremental_object_entry): Likewise.
2233 (Incremental_object_entry::add_input_section): Build list of input
2234 sections with map to original shndx.
2235 (Incremental_object_entry::get_input_section_index): New function.
2236 (Incremental_object_entry::shndx_): New data member.
2237 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2238 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2239 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2240 serial number.
2241 (Incremental_inputs::report_archive_begin): Likewise.
2242 (Incremental_inputs::report_object): Likewise.
2243 (Incremental_inputs::report_script): Likewise.
2244 (class Incremental_global_symbol_reader): New class.
2245 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2246 and store flags and input file type.
2247 (Incremental_input_entry_reader::arg_serial): New function.
2248 (Incremental_input_entry_reader::type): Extract type from flags.
2249 (Incremental_input_entry_reader::is_in_system_directory): New function.
2250 (Incremental_input_entry_reader::get_input_section_count): Call
2251 accessor function for type.
2252 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2253 function for type; adjust size of global symbol entry.
2254 (Incremental_input_entry_reader::get_global_symbol_count): Call
2255 accessor function for type.
2256 (Incremental_input_entry_reader::get_object_count): Likewise.
2257 (Incremental_input_entry_reader::get_object_offset): Likewise.
2258 (Incremental_input_entry_reader::get_member_count): Likewise.
2259 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2260 (Incremental_input_entry_reader::get_member_offset): Likewise.
2261 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2262 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2263 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2264 (Incremental_input_entry_reader::get_global_symbol_reader): New
2265 function.
2266 (Incremental_input_entry_reader::get_output_symbol_index): New
2267 function.
2268 (Incremental_input_entry_reader::type_): Remove.
2269 (Incremental_input_entry_reader::flags_): New data member.
2270 (Incremental_inputs_reader::input_file_offset): New function.
2271 (Incremental_inputs_reader::input_file_index): New function.
2272 (Incremental_inputs_reader::input_file): Call input_file_offset.
2273 (Incremental_inputs_reader::input_file_at_offset): New function.
2274 (Incremental_relocs_reader::get_r_type): Reformat.
2275 (Incremental_relocs_reader::get_r_shndx): Reformat.
2276 (Incremental_relocs_reader::get_r_offset): Reformat.
2277 (Incremental_relocs_reader::data): New function.
2278 (Incremental_binary::Incremental_binary): Initialize new data members.
2279 (Incremental_binary::check_inputs): Add cmdline parameter.
2280 (Incremental_binary::file_is_unchanged): Remove.
2281 (Input_reader::arg_serial): New function.
2282 (Input_reader::get_unused_symbol_count): New function.
2283 (Input_reader::get_unused_symbol): New function.
2284 (Input_reader::do_arg_serial): New function.
2285 (Input_reader::do_get_unused_symbol_count): New function.
2286 (Input_reader::do_get_unused_symbol): New function.
2287 (Incremental_binary::input_file_count): New function.
2288 (Incremental_binary::get_input_reader): Change signature to use
2289 index instead of filename.
2290 (Incremental_binary::file_has_changed): New function.
2291 (Incremental_binary::get_input_argument): New function.
2292 (Incremental_binary::get_library): New function.
2293 (Incremental_binary::get_script_info): New function.
2294 (Incremental_binary::init_layout): New function.
2295 (Incremental_binary::reserve_layout): New function.
2296 (Incremental_binary::output_file): New function.
2297 (Incremental_binary::do_check_inputs): New function.
2298 (Incremental_binary::do_file_is_unchanged): Remove.
2299 (Incremental_binary::do_file_has_changed): New function.
2300 (Incremental_binary::do_init_layout): New function.
2301 (Incremental_binary::do_reserve_layout): New function.
2302 (Incremental_binary::do_input_file_count): New function.
2303 (Incremental_binary::do_get_input_reader): Change signature.
2304 (Incremental_binary::input_args_map_): New data member.
2305 (Incremental_binary::library_map_): New data member.
2306 (Incremental_binary::script_map_): New data member.
2307 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2308 new data members.
2309 (Sized_incremental_binary::output_section): New function.
2310 (Sized_incremental_binary::inputs_reader): Add const.
2311 (Sized_incremental_binary::symtab_reader): Add const.
2312 (Sized_incremental_binary::relocs_reader): Add const.
2313 (Sized_incremental_binary::got_plt_reader): Add const.
2314 (Sized_incremental_binary::get_symtab_view): New function.
2315 (Sized_incremental_binary::Inputs_reader): New typedef.
2316 (Sized_incremental_binary::Input_entry_reader): New typedef.
2317 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2318 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2319 (Sized_incremental_binary::do_file_has_changed): New function.
2320 (Sized_incremental_binary::do_init_layout): New function.
2321 (Sized_incremental_binary::do_reserve_layout): New function.
2322 (Sized_input_reader::Inputs_reader): Remove.
2323 (Sized_input_reader::Input_entry_reader): Remove.
2324 (Sized_input_reader::do_arg_serial): New function.
2325 (Sized_input_reader::do_get_unused_symbol_count): New function.
2326 (Sized_input_reader::do_get_unused_symbol): New function.
2327 (Sized_incremental_binary::do_input_file_count): New function.
2328 (Sized_incremental_binary::do_get_input_reader): Change signature;
2329 use index instead of filename.
2330 (Sized_incremental_binary::section_map_): New data member.
2331 (Sized_incremental_binary::input_entry_readers_): New data member.
2332 (class Sized_incr_relobj): New class.
2333 (class Sized_incr_dynobj): New class.
2334 (make_sized_incremental_object): New function.
2335 (class Incremental_library): New class.
2336 * layout.cc (Free_list::num_lists): New static data member.
2337 (Free_list::num_nodes): New static data member.
2338 (Free_list::num_removes): New static data member.
2339 (Free_list::num_remove_visits): New static data member.
2340 (Free_list::num_allocates): New static data member.
2341 (Free_list::num_allocate_visits): New static data member.
2342 (Free_list::init): New function.
2343 (Free_list::remove): New function.
2344 (Free_list::allocate): New function.
2345 (Free_list::dump): New function.
2346 (Free_list::print_stats): New function.
2347 (Layout_task_runner::run): Resize output file for incremental updates.
2348 (Layout::Layout): Initialize new data members.
2349 (Layout::set_incremental_base): New function.
2350 (Layout::init_fixed_output_section): New function.
2351 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2352 incremental updates.
2353 (Layout::create_gold_note): Do not create gold note section for
2354 incremental updates.
2355 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2356 for incremental updates.
2357 (Layout::set_section_offsets): For incremental updates, allocate space
2358 from free list.
2359 (Layout::create_symtab_sections): Layout with offsets relative to
2360 start of section; for incremental updates, allocate space from free
2361 list.
2362 (Layout::create_shdrs): For incremental updates, allocate space from
2363 free list.
2364 (Layout::finish_dynamic_section): For incremental updates, do not
2365 check --as-needed (fixed in subsequent patch).
2366 * layout.h (class Free_list): New class.
2367 (Layout::set_incremental_base): New function.
2368 (Layout::incremental_base): New function.
2369 (Layout::init_fixed_output_section): New function.
2370 (Layout::allocate): New function.
2371 (Layout::incremental_base_): New data member.
2372 (Layout::free_list_): New data member.
2373 * main.cc (main): Print Free_list statistics.
2374 * object.cc (Relobj::finalize_incremental_relocs): Add
2375 clear_counts parameter; clear counts only when clear_counts is set.
2376 (Sized_relobj::Sized_relobj): Initialize new base class.
2377 (Sized_relobj::do_layout): Don't report special sections.
2378 (Sized_relobj::do_for_all_local_got_entries): New function.
2379 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2380 symtab_off to all symbol table offsets.
2381 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2382 * object.h (class Got_offset_list): Move to top of file.
2383 (Object::Object): Allow case where input_file == NULL.
2384 (Object::~Object): Likewise.
2385 (Object::input_file): Assert that input_file != NULL.
2386 (Object::lock): Allow case where input_file == NULL.
2387 (Object::unlock): Likewise.
2388 (Object::is_locked): Likewise.
2389 (Object::token): Likewise.
2390 (Object::release): Likewise.
2391 (Object::is_incremental): New function.
2392 (Object::get_mtime): New function.
2393 (Object::for_all_local_got_entries): New function.
2394 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2395 (Object::set_is_in_system_directory): New function.
2396 (Object::is_in_system_directory): New function.
2397 (Object::do_is_incremental): New function.
2398 (Object::do_get_mtime): New function.
2399 (Object::do_for_all_local_got_entries): New function.
2400 (Object::is_in_system_directory_): New data member.
2401 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2402 (class Sized_relobj_base): New class.
2403 (class Sized_relobj): Derive from Sized_relobj_base.
2404 (class Sized_relobj::Symbols): Redeclare from base class.
2405 (class Sized_relobj::local_got_offset_list): Remove.
2406 (class Sized_relobj::Output_sections): Redeclare from base class.
2407 (class Sized_relobj::do_for_all_local_got_entries): New function.
2408 (class Sized_relobj::write_local_symbols): Add offset parameter.
2409 (class Sized_relobj::local_symbol_offset_): Update comment.
2410 (class Sized_relobj::local_dynsym_offset_): Update comment.
2411 * options.cc (Input_arguments::add_file): Remove const.
2412 * options.h (Input_file_argument::Input_file_argument):
2413 Initialize arg_serial_ (all constructors).
2414 (Input_file_argument::set_arg_serial): New function.
2415 (Input_file_argument::arg_serial): New function.
2416 (Input_file_argument::arg_serial_): New data member.
2417 (Input_arguments::Input_arguments): Initialize file_count_.
2418 (Input_arguments::add_file): Remove const.
2419 (Input_arguments::number_of_input_files): New function.
2420 (Input_arguments::file_count_): New data member.
2421 (Command_line::number_of_input_files): Call
2422 Input_arguments::number_of_input_files.
2423 * output.cc (Output_segment_headers::Output_segment_headers):
2424 Set current size.
2425 (Output_section::Input_section::current_data_size): New function.
2426 (Output_section::Output_section): Initialize new data members.
2427 (Output_section::add_input_section): Don't do merge sections for
2428 an incremental link; allocate space from free list for an
2429 incremental update.
2430 (Output_section::add_output_section_data): Allocate space from
2431 free list for an incremental update.
2432 (Output_section::update_data_size): New function.
2433 (Output_section::set_fixed_layout): New function.
2434 (Output_section::reserve): New function.
2435 (Output_segment::set_section_addresses): Remove const.
2436 (Output_segment::set_section_list_addresses): Remove const; allocate
2437 space from free list for an incremental update.
2438 (Output_segment::set_offset): Adjust size of RELRO segment for an
2439 incremental update.
2440 * output.h (Output_data::current_data_size): Move here from
2441 child classes.
2442 (Output_data::pre_finalize_data_size): New function.
2443 (Output_data::update_data_size): New function.
2444 (Output_section_headers::update_data_size): new function.
2445 (Output_section_data_build::current_data_size): Move to Output_data.
2446 (Output_data_strtab::update_data_size): New function.
2447 (Output_section::current_data_size): Move to Output_data.
2448 (Output_section::set_fixed_layout): New function.
2449 (Output_section::has_fixed_layout): New function.
2450 (Output_section::reserve): New function.
2451 (Output_section::update_data_size): New function.
2452 (Output_section::has_fixed_layout_): New data member.
2453 (Output_section::free_list_): New data member.
2454 (Output_segment::set_section_addresses): Remove const.
2455 (Output_segment::set_section_list_addresses): Remove const.
2456 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2457 New function.
2458 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2459 New function.
2460 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2461 parameter when calling Add_symbols constructor; store argument
2462 serial number for members of a lib group.
2463 (Add_symbols::locks): Allow case where token == NULL.
2464 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2465 (Read_member::~Read_member): New function.
2466 (Read_member::is_runnable): New function.
2467 (Read_member::locks): New function.
2468 (Read_member::run): New function.
2469 (Check_script::~Check_script): New function.
2470 (Check_script::is_runnable): New function.
2471 (Check_script::locks): New function.
2472 (Check_script::run): New function.
2473 (Check_library::~Check_library): New function.
2474 (Check_library::is_runnable): New function.
2475 (Check_library::locks): New function.
2476 (Check_library::run): New function.
2477 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2478 (Add_symbols::library_): New data member.
2479 (class Read_member): New class.
2480 (class Check_script): New class.
2481 (class Check_library): New class.
2482 * reloc.cc (Read_relocs::is_runnable): Allow case where
2483 token == NULL.
2484 (Read_relocs::locks): Likewise.
2485 (Scan_relocs::locks): Likewise.
2486 (Relocate_task::locks): Likewise.
2487 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2488 to clear counters.
2489 (Sized_relobj::incremental_relocs_scan): Fix comment.
2490 (Sized_relobj::do_relocate): Pass output file offset to
2491 write_local_symbols.
2492 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2493 from class declaration.
2494 * script.cc (read_input_script): Allocate Script_info; pass
2495 argument serial number to report_script.
2496 * script.h (class Script_info): Move to incremental.h.
2497 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2498 * symtab.h (Symbol_table::add_from_incrobj): New function.
2499 (Symbol_table::set_file_offset): New function.
2500
b961d0d7
CC		 25012011-04-05 Cary Coutant <ccoutant@google.com>
2502
2503 * incremental-dump.cc (dump_incremental_inputs): Change signature
2504 to take a Sized_incremental_binary; change caller. Use readers
2505 in Sized_incremental_binary.
2506 * incremental.cc
2507 (Sized_incremental_binary::find_incremental_inputs_sections):
2508 Rename do_find_incremental_inputs_sections to this.
2509 (Sized_incremental_binary::setup_readers): New function.
2510 (Sized_incremental_binary::do_check_inputs): Check
2511 has_incremental_info_ flag; move setup code to setup_readers;
2512 use input readers.
2513 (Sized_incremental_binary::do_file_is_unchanged): New function.
2514 (Sized_incremental_binary::do_get_input_reader): New function.
2515 * incremental.h (class Incremental_binary): Move to end of file.
2516 (Incremental_binary::file_is_unchanged): New function.
2517 (Incremental_binary::do_file_is_unchanged): New function.
2518 (Incremental_binary::Input_reader): New class.
2519 (Incremental_binary::get_input_reader): New function.
2520 (class Sized_incremental_binary): Move to end of file.
2521 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2522 input section reader classes.
2523 (Sized_incremental_binary::has_incremental_info): New function.
2524 (Sized_incremental_binary::inputs_reader): New function.
2525 (Sized_incremental_binary::symtab_reader): New function.
2526 (Sized_incremental_binary::relocs_reader): New function.
2527 (Sized_incremental_binary::got_plt_reader): New function.
2528 (Sized_incremental_binary::do_file_is_unchanged): New function.
2529 (Sized_incremental_binary::Sized_input_reader): New class.
2530 (Sized_incremental_binary::get_input_reader): New function.
2531 (Sized_incremental_binary::find_incremental_inputs_sections):
2532 Rename do_find_incremental_inputs_sections to this.
2533 (Sized_incremental_binary::setup_readers): New function.
2534 (Sized_incremental_binary::has_incremental_info_): New data member.
2535 (Sized_incremental_binary::inputs_reader_): New data member.
2536 (Sized_incremental_binary::symtab_reader_): New data member.
2537 (Sized_incremental_binary::relocs_reader_): New data member.
2538 (Sized_incremental_binary::got_plt_reader_): New data member.
2539 (Sized_incremental_binary::current_input_file_): New data member.
2540
a869183f
PP		 25412011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2542
2543 PR gold/12640
2544 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2545 violation.
2546
25472011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2548
2549 * archive.cc (Archive::include_member): Adjust call to report_object.
2550 (Add_archive_symbols::run): Add script_info to call to
2551 report_archive_begin.
2552 (Lib_group::include_member): Adjust call to report_object.
2553 (Add_lib_group_symbols::run): Adjust call to report_object.
2554 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2555 blocks. Add object count for script input files.
2556 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2557 script_info parameter; change all callers.
2558 (Incremental_inputs::report_object): Add script_info parameter;
2559 change all callers.
2560 (Incremental_inputs::report_script): Store backpointer to
2561 incremental info entry.
2562 (Output_section_incremental_inputs::set_final_data_size): Record
2563 additional information for scripts.
2564 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2565 * incremental.h (Incremental_script_entry::add_object): New function.
2566 (Incremental_script_entry::get_object_count): New function.
2567 (Incremental_script_entry::get_object): New function.
2568 (Incremental_script_entry::objects_): New data member; adjust
2569 constructor.
2570 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2571 (Incremental_inputs::report_object): Add script_info parameter.
2572 (Incremental_inputs_reader::get_object_count): New function.
2573 (Incremental_inputs_reader::get_object_offset): New function.
2574 * options.cc (Input_arguments::add_file): Return reference to
2575 new input argument.
2576 * options.h (Input_argument::set_script_info): New function.
2577 (Input_argument::script_info): New function.
2578 (Input_argument::script_info_): New data member; adjust all
2579 constructors.
2580 (Input_file_group::add_file): Return reference to new input argument.
2581 (Input_file_lib::add_file): Likewise.
2582 (Input_arguments::add_file): Likewise.
2583 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2584 * script.cc (Parser_closure::Parser_closure): Add script_info
2585 parameter; adjust all callers.
2586 (Parser_closure::script_info): New function.
2587 (Parser_closure::script_info_): New data member.
2588 (read_input_script): Report scripts earlier to incremental info.
2589 (script_add_file): Set script_info in Input_argument.
2590 (script_add_library): Likewise.
2591 * script.h (Script_options::Script_info): Rewrite class.
2592
a869183f 25932011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2594
2595 * archive.cc (Library_base::should_include_member): Move
2596 method here from class Archive.
2597 (Archive::Archive): Initialize base class.
2598 (Archive::should_include_member): Move to base class.
2599 (Archive::do_for_all_unused_symbols): New function.
2600 (Add_archive_symbols::run): Remove redundant access to
2601 incremental_inputs.
2602 (Lib_group::Lib_group): Initialize base class.
2603 (Lib_group::do_filename): New function.
2604 (Lib_group::include_member): Pass pointer to Lib_group to
2605 report_object.
2606 (Lib_group::do_for_all_unused_symbols): New function.
2607 (Add_lib_group_symbols::run): Report archive information for
2608 incremental links.
2609 * archive.h (class Library_base): New base class.
2610 (class Archive): Derive from Library_base.
2611 (Archive::filename): Move to base class.
2612 (Archive::set_incremental_info): Likewise.
2613 (Archive::incremental_info): Likewise.
2614 (Archive::Should_include): Likewise.
2615 (Archive::should_include_member): Likewise.
2616 (Archive::Armap_entry): Remove.
2617 (Archive::Unused_symbol_iterator): Remove.
2618 (Archive::unused_symbols_begin): Remove.
2619 (Archive::unused_symbols_end): Remove.
2620 (Archive::do_filename): New function.
2621 (Archive::do_get_mtime): New function.
2622 (Archive::do_for_all_unused_symbols): New function.
2623 (Archive::task_): Move to base class.
2624 (Archive::incremental_info_): Likewise.
2625 (class Lib_group): Derive from Library_base.
2626 (Lib_group::do_filename): New function.
2627 (Lib_group::do_get_mtime): New function.
2628 (Lib_group::do_for_all_unused_symbols): New function.
2629 (Lib_group::task_): Move to base class.
2630 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2631 function.
2632 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2633 function.
2634 * incremental.cc (Incremental_inputs::report_archive_begin):
2635 Use Library_base; call library's get_mtime; add incremental inputs
2636 entry before members.
2637 (class Unused_symbol_visitor): New class.
2638 (Incremental_inputs::report_archive_end): Use Library_base; use
2639 visitor class to record unused symbols; don't add incremental inputs
2640 entry after members.
2641 (Incremental_inputs::report_object): Use Library_base.
2642 * incremental.h
2643 (Incremental_archive_entry::Incremental_archive_entry): Remove
2644 unused Archive parameter.
2645 (Incremental_inputs::report_archive_begin): Use Library_base.
2646 (Incremental_inputs::report_archive_end): Likewise.
2647 (Incremental_inputs::report_object): Likewise.
2648 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2649 function.
2650 * object.h (Object::for_all_global_symbols): New function.
2651 (Object::do_for_all_global_symbols): New function.
2652 (Sized_relobj::do_for_all_global_symbols): New function.
2653 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2654 function.
2655 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2656 function.
2657
61ab3e40
ILT		 26582011-03-27 Ian Lance Taylor <iant@google.com>
2659
2660 * archive.cc (Archive::interpret_header): Return -1 if something
2661 goes wrong. Change callers accordingly.
2662
30e1f9e6
CC		 26632011-03-25 Cary Coutant <ccoutant@google.com>
2664
2665 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2666 * testsuite/Makefile.in: Regenerate.
2667
9370ce59 26682011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2669
2670 * plugin.cc (get_view): New.
2671 (Plugin::load): Pass get_view to the plugin.
2672 (Plugin_manager::get_view): New.
2673
9312bb0a
ILT		 26742011-03-21 Ian Lance Taylor <iant@google.com>
2675
2676 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2677 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2678
7e12ba9e
ST		 26792011-03-21 Sriraman Tallam <tmsriram@google.com>
2680
2681 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2682 Change == to -eq.
2683 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2684 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2685 Change == to -eq.
2686 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2687 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2688
fd7a005d
ILT		 26892011-03-14 Ian Lance Taylor <iant@google.com>
2690
2691 * script-sections.cc (Sort_output_sections::script_compare):
2692 Rename from is_before, change return type.
2693 (Sort_output_sections::operator()): Adjust accordingly.
2694
ed16fd1b
ILT		 26952011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2696
2697 PR gold/12572
2698 * testsuite/odr_violation2.cc: Add comment to make all error line
2699 numbers double digits.
2700 * testsuite/debug_msg.sh: Adjust expected errors.
2701
71ff8986
ILT		 27022011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2703
2704 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2705 but mark earlier ones as non-canonical
2706 (offset_to_iterator): Update search target and example
2707 (do_addr2line): Return extra lines in a vector*
2708 (format_file_lineno): Extract from do_addr2line
2709 (one_addr2line): Add vector* out-param
2710 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2711 when a lineno entry appeared last for its instruction
2712 (Dwarf_line_info): Add vector* out-param
2713 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2714 * symtab.cc (Odr_violation_compare): Include the lineno in the
2715 comparison again.
2716 (linenos_from_loc): New. Combine the canonical line for an
2717 address with its other lines.
2718 (True_if_intersect): New. Helper functor to make
2719 std::set_intersection a query.
2720 (detect_odr_violations): Compare sets of lines instead of just
2721 one line for each function. This became less deterministic, but
2722 has fewer false positives.
2723 * symtab.h: Declarations.
2724 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2725 mix an optimized and non-optimized object in the same binary
2726 (odr_violation2.so): Same.
2727 * testsuite/Makefile.in: Regenerate from Makefile.am.
2728 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2729 * testsuite/debug_msg.sh: Update line numbers and add
2730 assertions.
2731 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2732 non-optimized context.
2733 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2734 isn't inlined, and use OdrDerived in an optimized context.
2735 * testsuite/odr_header1.h: Defines OdrDerived, where
2736 optimization will change the
2737 first-instruction-in-the-destructor's file and line number.
2738 * testsuite/odr_header2.h: Defines OdrBase.
2739
a19fefdc
ILT		 27402011-03-09 Ian Lance Taylor <iant@google.com>
2741
2742 * fileread.cc (File_read::clear_views): Don't delete the whole
2743 file view.
2744
ecb351e9
ILT		 27452011-03-08 Ian Lance Taylor <iant@google.com>
2746
2747 PR gold/12525
2748 * fileread.cc: #include <climits>.
2749 (GOLD_IOV_MAX): Define.
2750 (File_read::read_multiple): Limit number of entries by iov_max.
2751 * fileread.h (class File_read): Always set max_readv_entries to
2752 128.
2753
b821d13c
ILT		 27542011-03-07 Ian Lance Taylor <iant@google.com>
2755
2756 PR gold/12525
2757 * options.h (class General_options): Add -dy and -dn.
2758
89243142
CC		 27592011-03-02 Cary Coutant <ccoutant@google.com>
2760
2761 * testsuite/script_test_9.t: Add TLS segment.
2762
d0773f31
ILT		 27632011-03-02 Simon Baldwin <simonb@google.com>
2764
2765 * configure.ac: Add check for gnu_indirect_function support in
2766 the toolchain building binutils.
2767 * configure: Rebuild.
2768
9370ce59 27692011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2770
2771 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2772 plugin only symbols.
2773 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2774 in plugin files as not needed in the symbol table.
2775
4cf7a849
ST		 27762011-02-11 Sriraman Tallam <tmsriram@google.com>
2777
2778 * output.cc (Output_section::add_input_section): Delay fill
2779 generation for section ordering.
2780
b578bd7d
ILT		 27812011-02-09 Ian Lance Taylor <iant@google.com>
2782
2783 PR gold/12316
2784 * object.h (class Sized_relobj): Remove clear_local_symbols.
2785 * reloc.cc (Sized_relobj::do_relocate): Don't call
2786 clear_local_symbols.
2787
9370ce59 27882011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2789
2790 * plugin.cc (is_visible_from_outside): Return true for symbols
2791 in the -u option.
2792
55382fb7
ILT		 27932011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2794
2795 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2796 filename.
2797
4e271fff
ST		 27982011-02-02 Sriraman Tallam <tmsriram@google.com>
2799
2800 * icf.h (is_section_foldable_candidate): Change type of parameter
2801 to std::string.
2802 * icf.cc (Icf::find_identical_sections): Change type of local variable
2803 section_name to be std::string.
2804 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2805
d433c3ac
ILT		 28062011-01-25 Ian Lance Taylor <iant@google.com>
2807
2808 * script.cc (script_add_extern): Rewrite to use
2809 add_symbol_reference.
2810
880473a6
DK		 28112011-01-25 Doug Kwan <dougkwan@google.com>
2812
d433c3ac 2813 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2814
f30f86fa
ILT		 28152011-01-24 Ian Lance Taylor <iant@google.com>
2816
2817 * options.h (class General_options): Accept
2818 --no-detect-odr-violations.
2819
8e51a0b9
ILT		 28202011-01-24 Ian Lance Taylor <iant@google.com>
2821
2822 * version.cc (version_string): Bump to 1.11.
2823
0f3b89d8
ILT		 28242011-01-24 Ian Lance Taylor <iant@google.com>
2825
2826 * plugin.cc (class Plugin_rescan): Define new class.
2827 (Plugin_manager::claim_file): Set any_claimed_.
2828 (Plugin_manager::save_archive): New function.
2829 (Plugin_manager::save_input_group): New function.
2830 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2831 necessary.
2832 (Plugin_manager::new_undefined_symbol): New function.
2833 (Plugin_manager::rescan): New function.
2834 (Plugin_manager::rescannable_defines): New function.
2835 (Plugin_manager::add_input_file): Set any_added_.
2836 * plugin.h (class Plugin_manager): define new fields rescannable_,
2837 undefined_symbols_, any_claimed_, and any_added_. Declare
2838 Plugin_rescan as friend. Declare new functions.
2839 (Plugin_manager::Rescannable): Define type.
2840 (Plugin_manager::Rescannable_list): Define type.
2841 (Plugin_manager::Undefined_symbol_list): Define type.
2842 (Plugin_manager::Plugin_manager): Initialize new fields.
2843 * archive.cc (Archive::defines_symbol): New function.
2844 (Add_archive_symbols::run): Pass archive to plugins if any.
2845 * archive.h (class Archive): Declare defines_symbol.
2846 * readsyms.cc (Input_group::~Input_group): New function.
2847 (Finish_group::run): Pass input_group to plugins if any.
2848 * readsyms.h (class Input_group): Declare destructor.
2849 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2850 any.
2851
3bb951e5
ILT		 28522011-01-10 Ian Lance Taylor <iant@google.com>
2853
2854 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2855 section as relro.
2856 (Layout::set_segment_offsets): Reset increase_relro before calling
2857 set_section_addresses a second time.
2858
0aa45fac
CC		 28592011-01-04 Cary Coutant <ccoutant@google.com>
2860
2861 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2862 sections before NOBITS sections.
2863
0db46eb4
L		 28642011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2865
2866 * version.cc (print_version): Update copyright to 2011.
2867
829c9745
CC		 28682010-12-23 Cary Coutant <ccoutant@google.com>
2869
2870 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2871 of OS to this->add. Add OD parameter to second form of the function.
2872
7500420b
ILT		 28732010-12-20 Ian Lance Taylor <iant@google.com>
2874
2875 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2876 second of two consecutive entries with same offset.
2877
f8e9a930
RW		 28782010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2879
2880 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2881 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2882 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2883 to avoid unneeded links against $(LDADD).
2884 * testsuite/Makefile.in: Regenerate.
2885
2fbb4320
ILT		 28862010-12-15 Ian Lance Taylor <iant@google.com>
2887
2888 PR gold/12324
2889 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2890 for R_X86_64_32 and R_X86_64_PC32.
2891 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2892 ver_matching_def_pic.o.
2893 (ver_matching_def_pic.o): New target.
2894
fedb228d
RW		 28952010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2896
2897 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2898 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2899 Move definition before File_read::View member definitions.
2900 (File_read::View::~View): Initialize and hold lock before
2901 updating current_mapped_bytes.
2902
9b547ce6
RW		 29032010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2904
2905 * dwarf_reader.cc: Remove outdated comment.
2906 * gold-threads.cc: Fix typo in error message.
2907 * archive.cc: Fix typos in comments.
2908 * archive.h: Likewise.
2909 * arm-reloc-property.cc: Likewise.
2910 * arm-reloc-property.h: Likewise.
2911 * arm-reloc.def: Likewise.
2912 * arm.cc: Likewise.
2913 * attributes.h: Likewise.
2914 * cref.cc: Likewise.
2915 * ehframe.cc: Likewise.
2916 * fileread.h: Likewise.
2917 * gold.h: Likewise.
2918 * i386.cc: Likewise.
2919 * icf.cc: Likewise.
2920 * incremental.h: Likewise.
2921 * int_encoding.cc: Likewise.
2922 * layout.h: Likewise.
2923 * main.cc: Likewise.
2924 * merge.h: Likewise.
2925 * object.cc: Likewise.
2926 * object.h: Likewise.
2927 * options.cc: Likewise.
2928 * readsyms.cc: Likewise.
2929 * reduced_debug_output.cc: Likewise.
2930 * reloc.cc: Likewise.
2931 * script-sections.cc: Likewise.
2932 * sparc.cc: Likewise.
2933 * symtab.h: Likewise.
2934 * target-reloc.h: Likewise.
2935 * target.cc: Likewise.
2936 * target.h: Likewise.
2937 * timer.cc: Likewise.
2938 * timer.h: Likewise.
2939 * x86_64.cc: Likewise.
2940
83e17bd5
CC		 29412010-12-09 Cary Coutant <ccoutant@google.com>
2942
2943 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2944 stack.
2945 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2946 parameter; change all callers.
2947 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2948 * options.h (warn_execstack): New option.
2949
017257f8
DK		 29502010-12-07 Doug Kwan <dougkwan@google.com>
2951
2952 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2953 like function call relocations.
2954
c20cbc06
ILT		 29552010-12-07 Ian Lance Taylor <iant@google.com>
2956
2957 * archive.cc (Archive::get_elf_object_for_member): Permit
2958 punconfigured to be NULL.
2959 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2960 (Archive::include_member): Pass NULL to get_elf_object_for_member
2961 if we searched for the archive and this is the first included
2962 object.
2963
4dbfafcc
ILT		 29642010-12-01 Ian Lance Taylor <iant@google.com>
2965
2966 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2967 track_relocs_type_ field.
2968 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2969 Set track_relocs_type_.
2970 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2971 contents when using RELA relocs.
2972 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2973 reloc_map_.
2974 * reloc.cc (Track_relocs::next_addend): New function.
2975 * reloc.h (class Track_relocs): Declare next_addend.
2976
e5e19edd
ILT		 29772010-12-01 Ian Lance Taylor <iant@google.com>
2978
2979 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2980 virtual destructor.
2981
9a5ce24c
ILT		 29822010-12-01 Ian Lance Taylor <iant@google.com>
2983
2984 * README: Update compilers known to work and fail.
2985
c7791212
NC		 29862010-11-23 Matthias Klose <doko@ubuntu.com>
2987
2988 * configure.in: For --enable-gold, handle value `default' instead of
2989 `both*'. Always install ld as ld.bfd, install as ld if gold is
2990 not the default.
2991 * configure: Regenerate.
2992
0ad220c9
DK		 29932010-11-18 Doug Kwan <dougkwan@google.com>
2994
2995 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2996 and right_alignment to be zero. Store result alignment only if it is
2997 greater than existing alignment.
2998
ab8056e0
CC		 29992010-11-16 Cary Coutant <ccoutant@google.com>
3000
3001 PR gold/12220
3002 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3003 Check for ".zdebug_line".
3004
fd064a5b
CC		 30052010-11-16 Doug Kwan <dougkwan@google.com>
3006 Cary Coutant <ccoutant@google.com>
3007
3008 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3009 by reference; adjust all callers.
3010 * output.cc (Output_segment::set_section_addresses): Adjust references
3011 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3012 list is empty.
3013 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3014 end at page boundary.
3015
6fc6ea19
CC		 30162010-11-16 Cary Coutant <ccoutant@google.com>
3017
3018 PR gold/12220
3019 * layout.cc (Layout::choose_output_section): Transform names of
3020 compressed sections even when using a script with a SECTIONS clause.
3021 (Layout::output_section_name): Remove code to transform
3022 compressed debug section names.
3023 * output.cc (Output_section::add_input_section): Use uncompressed
3024 section size when tracking input sections.
3025
95a2c8d6
RS		 30262010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3027
3028 * symtab.h (Symbol::NON_PIC_REF): Remove.
3029 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3030 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3031 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3032 (Symbol::use_plt_offset): Take a flags argument and pass it
3033 directly to needs_dynamic_reloc. Restrict check for undefined
3034 weak symbols to function calls.
3035 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3036 (Target_arm::Scan::global): Use it.
3037 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3038 (Target_arm::Relocate::relocate): Likewise.
3039 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3040 parameter with an r_type parameter. Use get_reference_flags
3041 to get the flags.
3042 (Target_arm::Relocate::relocate): Update accordingly.
3043 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3044 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3045 (Target_i386::Scan::global): Likewise.
3046 (Target_i386::Relocate::relocate): Likewise.
3047 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3048 parameter with an r_type parameter. Use get_reference_flags
3049 to get the flags.
3050 (Target_i386::Relocate::relocate): Update accordingly.
3051 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3052 (Target_powerpc::Scan::global): Use it.
3053 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3054 (Target_powerpc::Relocate::relocate): Likewise.
3055 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3056 (Target_sparc::Scan::global): Use it.
3057 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3058 (Target_sparc::Relocate::relocate): Likewise.
3059 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3060 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3061 (Target_x86_64::Scan::global): Likewise.
3062 (Target_x86_64::Relocate::relocate): Likewise.
3063
f625ae50
DK		 30642010-11-08 Doug Kwan <dougkwan@google.com>
3065 Cary Coutant <ccoutant@google.com>
3066
3067 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3068 (Arm_exidx_merge_section::section_contents_): New data member.
3069 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3070 (Arm_input_section::~Arm_input_section): De-allocate memory.
3071 (Arm_input_section::original_contents_): New data member.
3072 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3073 in parameters instead of calling Object::section_contents without
3074 locking.
3075 (Arm_output_section::group_section): New parameter TASK. Pass it
3076 to callees that need locking objects.
3077 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3078 to lock EXIDX input sections. Fix a formatting issue. Call
3079 Arm_exidx_merged_section::build_contents to create merged section
3080 contents.
3081 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3082 to lock object of stub table owner.
3083 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3084 TEXT_SIZE to initialize data member TEXT_SIZE_.
3085 (Arm_exidx_input_section::addralign): Fix typo in comment.
3086 (Arm_exidx_input_section::text_size): New method.
3087 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3088 that require locking objects. Lock objects before scanning for stubs
3089 and updating local symbols.
3090 (Arm_input_section<big_endian>::init): Copy contents of original
3091 input section.
3092 (Arm_input_section<big_endian>::do_write): Use saved contents of
3093 original input section instead of calling Object::section_contents
3094 without locking.
3095 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3096 size without calling Object::section_size().
3097 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3098 for size. Allocate a buffer for merged EXIDX entries.
3099 (Arm_exidx_merged_section::build_contents): New method.
3100 (Arm_exidx_merged_section::do_write): Move merge section contents
3101 building code to Arm_exidx_merged_section::build_contetns. Write
3102 out contetns in buffer instead of building it on the fly.
3103 (Arm_relobj::make_exidx_input_section): Also pass text section size
3104 to Arm_exidx_input_section constructor.
3105 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3106 (Arm_dynobj::do_read_symbols): Fix memory leak.
3107 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3108 * target.h: (class Task): Add forward declaration.
3109 (Target::relax): Add new parameter TASK and pass it to
3110 Target::do_relax().
3111 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3112
5f9bcf58
CC		 31132010-11-05 Cary Coutant <ccoutant@google.com>
3114
3115 PR gold/10708
3116 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3117 object when reading from the file.
3118 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3119 second layout pass.
3120 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3121 when reading section contents.
3122 (get_section_contents): Likewise.
3123 (icf::find_identical_sections): Likewise.
3124 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3125 object when reading from the file.
3126 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3127 the object when doing deferred section layout.
3128
e597fa08
NC		 31292010-11-03 Nick Clifton <nickc@redhat.com>
3130
3131 PR gold/12001
3132 * script.h (class Symbol_assignment: name): New member. Returns
3133 the name of the symbol.
3134 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3135 Returns true if the given symbol name is on the list of
3136 assignments wating to be processed.
3137 * archive.cc (should_incldue_member): If the symbol is undefined,
3138 check to see if it is on the list of symbols pending assignment.
3139
3f9a3278
ILT		 31402010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3141
3142 * script-sections.cc (Script_sections::find_memory_region): Check
3143 for a NULL output section pointer.
3144
d06fb4d1
DK		 31452010-10-29 Doug Kwan <dougkwan@google.com>
3146
3147 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3148 Output_section::add_relaxed_input_section.
3149 * output.cc (Output_section::add_relaxed_input_section): Add new
3150 arguments LAYOUT and NAME. Set section order index.
3151 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3152 Copy section order index.
3153 * output.h (Output_section::add_relaxed_input_section): Add new
3154 arguments LAYOUT and NAME.
3155
90e24de5
ILT		 31562010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3157
3158 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3159 NATIVE_OR_CROSS_LINKER.
3160 * testsuite/Makefile.in: Regenerate.
3161
c9484ea5
DK		 31622010-10-20 Doug Kwan <dougkwan@google.com>
3163
3164 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3165 without SHF_LINK_ORDER flags.
3166 * layout.cc (Layout::choose_output_section): Do not filter
3167 SHF_LINK_ORDER flag in a relocatable link.
3168
5bc2f5be
CC		 31692010-10-17 Cary Coutant <ccoutant@google.com>
3170
3171 * output.h (Output_segment::set_section_addresses): Change function
3172 signature. Update all callers.
3173 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3174 sections.
3175 (Output_segment::set_section_addresses): Align after last TLS
3176 section. Add padding before last relro section instead of after.
3177
0c91cf04
DK		 31782010-10-17 Doug Kwan <dougkwan@google.com>
3179
3180 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3181 GOT output section to be writable.
3182
8c21d9d3
CC		 31832010-10-14 Cary Coutant <ccoutant@google.com>
3184
3185 * debug.h (DEBUG_INCREMENTAL): New flag.
3186 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3187 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3188 mode.
3189 * incremental.cc (report_command_line): Ignore all forms of
3190 --incremental.
3191 * layout.cc (Layout::Layout): Check parameters for incremental link
3192 mode.
3193 * options.cc (General_options::parse_incremental): New function.
3194 (General_options::parse_no_incremental): New function.
3195 (General_options::parse_incremental_full): New function.
3196 (General_options::parse_incremental_update): New function.
3197 (General_options::incremental_mode_): New data member.
3198 (General_options::finalize): Check incremental_mode_.
3199 * options.h (General_options): Update help text for --incremental.
3200 Add --no-incremental, --incremental-full, --incremental-update.
3201 (General_options::Incremental_mode): New enum type.
3202 (General_options::incremental_mode): New function.
3203 (General_options::incremental_mode_): New data member.
3204 * parameters.cc (Parameters::incremental_mode_): New data member.
3205 (Parameters::set_options): Set incremental_mode_.
3206 (Parameters::set_incremental_full): New function.
3207 (Parameters::incremental): New function.
3208 (Parameters::incremental_update): New function.
3209 (set_parameters_incremental_full): New function.
3210 * parameters.h (Parameters::set_incremental_full): New function.
3211 (Parameters::incremental): New function.
3212 (Parameters::incremental_update): New function.
3213 (Parameters::incremental_mode_): New data member.
3214 (set_parameters_incremental_full): New function.
3215 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3216 incremental link mode.
3217 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3218 (Sized_relobj::do_relocate_sections): Likewise.
3219 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3220 option.
3221 * testsuite/Makefile.in: Regenerate.
3222 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3223
bb32aa18 32242010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3225
3226 * script-sections.h (class Script_sections): Make
3227 Sections_elements typedef public.
3228 * script-sections.cc (class Sort_output_sections): Add elements_
3229 field. Add constructor which sets it; change all callers.
3230 (Sort_output_sections::is_before): New function.
3231 (Sort_output_sections::operator()): Call is_before.
3232 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3233 conditional.
3234 * testsuite/script_test_10.sh: New test. Test script section
3235 order.
3236 * testsuite/script_test_10.t: Likewise.
3237 * testsuite/script_test_10.s: Likewise.
3238 * testsuite/Makefile.am: Wrap the cross linker tests and the
3239 common tests into NATIVE_OR_CROSS_LINKER.
3240 (check_SCRIPTS): Add script_test_10.sh.
3241 (check_DATA): Add script_test_10.stdout.
3242 (script_test_10.o, script_test_10): New targets.
3243 (script_test_10.stdout): New target.
3244 * configure, testsuite/Makefile.in: Regenerate.
3245
3cef7179
ILT		 32462010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3247
3248 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3249 error for the deprecated relocations.
3250 (Target_arm::Scan::global): Likewise.
3251 (Target_arm::Relocate::relocate): Likewise.
3252
7411e9a8
RS		 32532010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3254
3255 * fileread.cc (Input_file::find_file): Initialize *found_name
3256 and *namep when using the fallback search for case 4.
3257
6a9da32a
CC		 32582010-10-11 Cary Coutant <ccoutant@google.com>
3259
3260 * options.h (class General_options): Redefine -z lazy as an alias for
3261 the negation of -z now.
3262
ac897c20
ILT		 32632010-10-11 Ian Lance Taylor <iant@google.com>
3264
3265 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3266 binding.
3267
ea5cae92
NC		 32682010-10-06 Nick Clifton <nickc@redhat.com>
3269
3270 * script-sections.cc(class Memory_region): Remove
3271 current_lma_offset_ field. Rename current_vma_offset_ to
3272 current_offset_. Add last_section_ field.
3273 (Memory_region::get_current_vma_address): Rename to
3274 get_current_address.
3275 (Memory_region::get_current_lma_address): Delete.
3276 (Memory_region::increment_vma_offset): Rename to
3277 increment_offset.
3278 (Memory_region::increment_lma_offset): Delete.
3279 (Memory_region::attributes_compatible): New method. Returns
3280 true if the provided section is compatible with the region.
3281 (Memory_region::get_last_section): New method. Returns the last
3282 section to use the region.
3283 (Memory_region::set_last_section): New method. Stores the last
3284 section to use the region.
3285 (Script_sections::block_in_region): New method. Returns true if
3286 a block of memory is contained within a region.
3287 (Script_sections::find_memory_region): New method. Locates a
3288 memory region to be used to set a VMA or LMA address.
3289 (Output_section_definition::set_section_addresses): Add code to
3290 check for addresses set by memory regions.
3291 (Output_segment::set_section_addresses): Remove memory region
3292 walking code.
3293 (Script_sections::create_segment): Add a warning if a header
3294 segment is created outside of any region.
3295 * script-sections.h (class Script_sections): Add prototypes for
3296 find_memory_region and block_in_region methods.
3297 * testsuite/memory_test.s: Use .long instead of .word.
3298 * testsuite/memory_test.t: Add some more output sections.
3299 * testsuite/memory_test.sh: Update expected output.
3300
a9bfd952
DK		 33012010-10-02 Doug Kwan <dougkwan@google.com>
3302
3303 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3304 defintion to symtab.h
3305 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3306 declaration to defintion.
3307
bacff3ab
NC		 33082010-10-01 Nick Clifton <nickc@redhat.com>
3309
3310 * expression.cc (eval): Replace dummy argument with NULL.
3311 (eval_maybe_dot): Check for a NULL result section pointer.
3312 (Symbol_expression::value): Likewise.
3313 (Dot_expression::value): Likewise.
3314 (BINARY_EXPRESSION): Likewise.
3315 (Max_expression::value): Likewise.
3316 (Min_expression::value): Likewise.
3317 (Absolute_expression::value): Likewise.
3318 (Addr_expression::value_from_output_section): Likewise.
3319 (Loaddddr_expression::value_from_output_section): Likewise.
3320 (Segment_start_expression::value): Likewise.
3321 * script-sections.cc
3322 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3323 argument with NULL.
3324 (Sections_elememt_dot_assignment::set_section_addresses):
3325 Likewise.
3326 (Output_data_expression::do_write_to_buffer): Likewise.
3327 (Output_section_definition::finalize_symbols): Likewise.
3328 (Output_section_definition::set_section_addresses): Likewise.
3329
f81bc8b5
DK		 33302010-09-30 Doug Kwan <dougkwan@google.com>
3331
3332 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3333
c95e9f27
ST		 33342010-09-28 Sriraman Tallam <tmsriram@google.com>
3335
3336 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3337 function.
c95e9f27
ST		 3338 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3339 virtual function.
3340 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3341 virtual function.
3342 * icf.cc (get_section_contents): Inline merge sections only when
3343 target allows it.
3344
3cac54d2
RW		 33452010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3346
3347 * configure: Regenerate.
3348
2904037a
ILT		 33492010-09-17 Ian Lance Taylor <iant@google.com>
3350
3351 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3352 * testsuite/Makefile.am (memory_test.o): New target.
3353 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3354 memory_test.t.
3355 * testsuite/Makefile.in: Rebuild.
2904037a 3356
bca7fb63
DK		 33572010-09-17 Doug Kwan <dougkwan@google.com>
3358
3359 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3360 defintion if relocation uses GOT entries of the symbol.
3361 * testsuite/icf_safe_test.sh: Fix test.
3362 * testsuite/icf_safe_so_test.sh: Fix test.
3363
4ef28648
CC		 33642010-09-16 Cary Coutant <ccoutant@google.com>
3365
3366 * script_sections.cc (class Memory_region): Remove "NULL" from
3367 vector initializations.
3368
793990de
CC		 33692010-09-15 Cary Coutant <ccoutant@google.com>
3370
3371 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3372 Resolve forwarding symbols.
3373
81e015e2
DK		 33742010-09-15 Doug Kwan <dougkwan@google.com>
3375
3376 * gold/testsuite/script_test_3.t: Add ARM special sections.
3377 * gold/testsuite/script_test_4.t: Same.
3378 * gold/testsuite/script_test_5.t: Same.
3379 * gold/testsuite/script_test_6.t: Same.
3380 * gold/testsuite/script_test_7.t: Same.
3381 * gold/testsuite/script_test_7.t: Same.
3382 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3383
36171d64
CC		 33842010-09-14 Cary Coutant <ccoutant@google.com>
3385
3386 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3387 (Target_x86_64::Relocate::relocate_tls): Replace check for
3388 saw_tls_block_reloc_ with test for executable section.
3389
d89051bd
CC		 33902010-09-12 Cary Coutant <ccoutant@google.com>
3391
3392 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3393 position-independent executables to shared libraries need dynamic
3394 relocations.
3395 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3396 position-independent executables.
3397 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3398 * testsuite/Makefile.in: Regenerate.
3399
fca41f0f
NC		 34002010-09-10 Nick Clifton <nickc@redhat.com>
3401
3402 PR gold/11997
3403 * testsuite/memory_test.t: Discard any sections that are not
3404 needed.
3405
6695e4b3
L		 34062010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3407
3408 PR gold/11996
3409 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3410 "This::" to work around a bug in gcc 4.2.
3411
3412 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3413
0f72bf6f
RÁE		 34142010-09-09 Rafael Espindola <espindola@google.com>
3415
3416 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3417 sections with different PF_X flags in the same segment.
3418 (Layout::find_first_load_seg): Search all segments to find the first
3419 one.
3420 * options.h (rosegment): New.
3421
34222010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3423
05a79166 3424 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3425
aa98ff75
DK		 34262010-09-08 Doug Kwan <dougkwan@google.com>
3427
3428 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3429 (Arm_relobj::do_relocate_sections): Add new parameter for output
3430 file to match the parent.
3431 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3432 of local symbols instead of input values. Update code to track
3433 changes in gold::relocate_section.
3434 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3435 (Sized_relobj::compute_final_local_value_internal): New methods.
3436 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3437 body into private version of Sized_relobj::compute_final_local_value.
3438 Call the inline method.
3439 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3440 merged symbol value if there is one.
3441 (Symbol_value::has_output_value): New method defintiion.
3442 (Sized_relobj::Compute_final_local_value_status): New enum type.
3443 (Sized_relobj::compute_final_local_value): New methods.
3444 (Sized_relobj::compute_final_local_value_internal): New methods.
3445 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3446 and arm_cortex_a8.sh.
3447 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3448 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3449 New tests.
3450 * Makefile.in: Regenerate.
3451 * testsuite/arm_bl_out_of_range.s: Update test.
3452 * testsuite/thumb_bl_out_of_range.s: Ditto.
3453 * testsuite/thumb_blx_out_of_range.s: Ditto.
3454 * testsuite/arm_branch_out_of_range.sh: New file.
3455 * testsuite/arm_cortex_a8.sh: Ditto.
3456 * testsuite/arm_cortex_a8_b.s: Ditto.
3457 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3458 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3459 * testsuite/arm_cortex_a8_bl.s: Ditto.
3460 * testsuite/arm_cortex_a8_blx.s: Ditto.
3461 * testsuite/arm_cortex_a8_local.s: Ditto.
3462 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3463 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3464
05a79166
L		 34652010-09-08 Rafael Espindola <espindola@google.com>
3466
3467 * Makefile.am (memory_test.stdout): Run readelf with -W.
3468 * Makefile.in: Regenerate.
3469 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3470 64 bit output.
3471
33dbc701
RÁE		 34722010-09-08 Rafael Espindola <espindola@google.com>
3473
3474 * script-sections.cc (Script_sections::add_memory_region): Convert
3475 field precision to int.
3476 * script.cc (script_set_section_region, script_set_section_region):
3477 Convert field precision to int.
3478
731ca54a
RÁE		 34792010-09-08 Rafael Espindola <espindola@google.com>
3480
3481 * arm.cc (do_finalize_sections): Create the __exidx_start and
3482 __exdix_end symbols even when the section is missing.
3483
7f8cd844
NC		 34842010-09-08 Nick Clifton <nickc@redhat.com>
3485
3486 * README: Remove claim that MEMORY is not supported.
3487 * expression.cc (script_exp_function_origin)
3488 (script_exp_function_length): Move from here to ...
3489 * script.cc: ... here.
3490 (script_set_section_region, script_add_memory)
3491 (script_parse_memory_attr, script_include_directive): New
3492 functions.
3493 * script-sections.cc
3494 (class Memory_region): New class.
3495 (class Output_section_definition): Add set_memory_region,
3496 set_section_vma, set_section_lma and get_section_name methods.
3497 (class Script_Sections): Add add_memory_region,
3498 find_memory_region, find_memory_region_origin,
3499 find_memory_region_length and set_memory_region methods.
3500 Have set_section_addresses method walk the list of set memory
3501 regions.
3502 Extend the print methos to display memory regions.
3503 * script-sections.h: Add prototypes for new methods.
3504 Add enum for MEMORY region attributes.
3505 * yyscript.y: Add support for parsing MEMORY regions.
3506 * script-c.h: Add prototypes for new functions.
3507 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3508 * testsuite/Makefile.in: Regenerate.
3509 * testsuite/memory_test.sh: New script.
3510 * testsuite/memory_test.s: New assembler source file.
3511 * testsuite/memory_test.t: New linker script.
3512
a4649286
DK		 35132010-08-27 Doug Kwan <dougkwan@google.com>
3514
3515 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3516 reference override an existing dynamic weak reference.
3517 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3518 * testsuite/Makefile.in: Regenerate.
3519 * testsuite/dyn_weak_ref.sh: New file.
3520 * testsuite/dyn_weak_ref_1.c: Ditto.
3521 * testsuite/dyn_weak_ref_2.c: Ditto.
3522
b56648ad
ILT		 35232010-08-27 Ian Lance Taylor <iant@google.com>
3524
3525 * incremental.h (class Incremental_input_entry): Add virtual
3526 destructor.
3527
809313cb
ILT		 35282010-08-27 Ian Lance Taylor <iant@google.com>
3529
3530 * testsuite/start_lib_test_3.c: Mark t3 as used.
3531
11e32464
NC		 35322010-08-27 Nick Clifton <nickc@redhat.com>
3533
3534 * options.cc (version_script): Fix small typo in previous
3535 whitespace tidyup.
3536
ca09d69a
NC		 35372010-08-25 Nick Clifton <nickc@redhat.com>
3538
3539 * archive.cc: Formatting fixes: Remove whitespace between
3540 typename and following asterisk. Remove whitespace between
3541 function name and opening parenthesis.
3542 * archive.h: Likewise.
3543 * arm.cc: Likewise.
3544 * attributes.cc: Likewise.
3545 * attributes.h: Likewise.
3546 * common.cc: Likewise.
3547 * copy-relocs.cc: Likewise.
3548 * dirsearch.h: Likewise.
3549 * dynobj.cc: Likewise.
3550 * ehframe.cc: Likewise.
3551 * ehframe.h: Likewise.
3552 * expression.cc: Likewise.
3553 * fileread.cc: Likewise.
3554 * fileread.h: Likewise.
3555 * gc.h: Likewise.
3556 * gold-threads.cc: Likewise.
3557 * gold.cc: Likewise.
3558 * i386.cc: Likewise.
3559 * icf.h: Likewise.
3560 * incremental-dump.cc: Likewise.
3561 * incremental.cc: Likewise.
3562 * layout.cc: Likewise.
3563 * layout.h: Likewise.
3564 * main.cc: Likewise.
3565 * merge.cc: Likewise.
3566 * merge.h: Likewise.
3567 * object.cc: Likewise.
3568 * object.h: Likewise.
3569 * options.cc: Likewise.
3570 * options.h: Likewise.
3571 * output.cc: Likewise.
3572 * output.h: Likewise.
3573 * plugin.cc: Likewise.
3574 * plugin.h: Likewise.
3575 * powerpc.cc: Likewise.
3576 * reloc.cc: Likewise.
3577 * script-c.h: Likewise.
3578 * script-sections.cc: Likewise.
3579 * script.cc: Likewise.
3580 * stringpool.cc: Likewise.
3581 * symtab.cc: Likewise.
3582 * symtab.h: Likewise.
3583 * target.cc: Likewise.
3584 * timer.cc: Likewise.
3585 * timer.h: Likewise.
3586 * version.cc: Likewise.
3587 * x86_64.cc: Likewise.
3588
b8fa8750
NC		 35892010-08-24 Nick Clifton <nickc@redhat.com>
3590
3591 PR 11899
3592 * layout.cc (segment_precedes): Sort segments by their physical
3593 addresses, if they have been set.
3594
9919d93b
CC		 35952010-08-23 Cary Coutant <ccoutant@google.com>
3596
3597 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3598 symbols data.
3599 (Lib_group::include_member): Unlock object after deleting its
3600 symbols data.
3601 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3602 the bug fixed here.
3603
97b4be1c
CC		 36042010-08-19 Neil Vachharajani <nvachhar@google.com>
3605 Cary Coutant <ccoutant@google.com>
3606
3607 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3608 constructor, and set_blocker.
3609 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3610 readsyms_blocker_.
3611 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3612 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3613 * testsuite/Makefile.am (start_lib_test): New test case.
3614 * testsuite/Makefile.in: Regenerate.
3615 * testsuite/start_lib_test_main.c: New file.
3616 * testsuite/start_lib_test_1.c: New file.
3617 * testsuite/start_lib_test_2.c: New file.
3618 * testsuite/start_lib_test_3.c: New file.
3619
dd0b1884
ILT		 36202010-08-19 Ian Lance Taylor <iant@google.com>
3621
3622 * Makefile.in: Rebuild with automake 1.11.1.
3623 * aclocal.m4: Likewise.
3624 * testsuite/Makefile.in: Likewise.
3625
7223e9ca
ILT		 36262010-08-19 Ian Lance Taylor <iant@google.com>
3627
3628 PR 10893
3629 * i386.cc (class Output_data_plt_i386): Update declarations.
3630 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3631 local_ifuncs_ fields.
3632 (Target_i386::do_plt_section_for_global): New function.
3633 (Target_i386::do_plt_section_for_local): New function.
3634 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3635 parameter; change all callers. Initialize global_ifuncs_ and
3636 local_ifuncs_. If doing a static link define __rel_iplt_start and
3637 __rel_iplt_end.
3638 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3639 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3640 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3641 symbols.
3642 (Target_i386::make_plt_section): New function, broken out of
3643 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3644 (Target_i386::make_plt_entry): Call make_plt_section.
3645 (Target_i386::make_local_ifunc_plt_entry): New function.
3646 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3647 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3648 R_386_IRELATIVE to switch.
3649 (Target_i386::Scan::global): Likewise.
3650 (Target_i386::Relocate::relocate): Likewise.
3651 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3652 switch.
3653 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3654 (Target_x86_64::do_plt_section_for_global): New function.
3655 (Target_x86_64::do_plt_section_for_local): New function.
3656 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3657 parameter; change all callers. If doing a static link define
3658 __rela_iplt_start and __rela_iplt_end.
3659 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3660 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3661 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3662 to point to .plt.
3663 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3664 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3665 switch.
3666 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3667 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3668 R_X86_64_IRELATIVE to switch.
3669 (Target_x86_64::Scan::global): Likewise.
3670 (Target_x86_64::Relocate::relocate): Likewise.
3671 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3672 switch.
3673 * target.h (class Target): Add plt_section_for_global and
3674 plt_section_for_local functions. Add do_plt_section_for_global
3675 and do_plt_section_for_local virtual functions.
3676 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3677 clarifying comments.
3678 (Symbol::use_plt_offset): Handle IFUNC symbol.
3679 * object.cc (Sized_relobj::Sized_relobj): Initialize
3680 local_plt_offsets_.
3681 (Sized_relobj::local_has_plt_offset): New function.
3682 (Sized_relobj::local_plt_offset): New function.
3683 (Sized_relobj::set_local_plt_offset): New function.
3684 (Sized_relobj::do_count): Handle IFUNC symbol.
3685 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3686 a bit away from input_shndx_ field. Add set_is_func_symbol and
3687 is_ifunc_symbol functions.
3688 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3689 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3690 local_plt_offsets_ field.
3691 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3692 * output.h (class Output_section_data): Add non-const
3693 output_section function.
3694 (class Output_data_got): Update declarations.
3695 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3696 Add use_plt_offset parameter to global and local constructors.
3697 Change all callers. Change local_sym_index_ field to 31 bits.
3698 Change GSYM_CODE and CONSTANT_CODE accordingly.
3699 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3700 doing a static link don't set sh_link field.
3701 (Output_data_got::Got_entry::write): Use PLT offset if
3702 appropriate.
3703 (Output_data_got::add_global_plt): New function.
3704 (Output_data_got::add_local_plt): New function.
3705 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3706 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3707 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3708 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3709 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3710 IFUNC conditional.
3711 * testsuite/ifunc-sel.h: New file.
3712 * testsuite/ifuncmain1.c: New file.
3713 * testsuite/ifuncmain1vis.c: New file.
3714 * testsuite/ifuncmod1.c: New file.
3715 * testsuite/ifuncdep2.c: New file.
3716 * testsuite/ifuncmain2.c: New file.
3717 * testsuite/ifuncmain3.c: New file.
3718 * testsuite/ifuncmod3.c: New file.
3719 * testsuite/ifuncmain4.c: New file.
3720 * testsuite/ifuncmain5.c: New file.
3721 * testsuite/ifuncmod5.c: New file.
3722 * testsuite/ifuncmain6pie.c: New file.
3723 * testsuite/ifuncmod6.c: New file.
3724 * testsuite/ifuncmain7.c: New file.
3725 * configure, testsuite/Makefile.in: Rebuild.
3726
56f75c03
ILT		 37272010-08-18 Ian Lance Taylor <iant@google.com>
3728
3729 * incremental.cc
3730 (Output_section_incremental_inputs::write_input_files): Add cast
3731 to avoid signed/unsigned comparison warning.
3732 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3733
55455f89
CC		 37342010-08-12 Cary Coutant <ccoutant@google.com>
3735
3736 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3737
e2054bcb
ILT		 37382010-08-13 Ian Lance Taylor <iant@google.com>
3739
3740 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3741
74f67560
DK		 37422010-08-12 Cary Coutant <ccoutant@google.com>
3743 Doug Kwan <dougkwan@google.com>
3744
3745 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3746 defintion overrides non-weak undef, remember that the original undef
3747 is not weak.
3748 * symtab.cc (Symbol_table::sized_write_global): For undef without
3749 an original weak binding, set binding to global in output.
3750 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3751 * testsuite/Makefile.in: Regenerate.
3752 * testsuite/strong_ref_weak_def.sh: New file.
3753 * testsuite/strong_ref_weak_def_1.c: Ditto.
3754 * testsuite/strong_ref_weak_def_2.c: Ditto.
3755
d1238d12
CC		 37562010-08-12 Cary Coutant <ccoutant@google.com>
3757
3758 * testsuite/incremental_test.sh: Rewrite.
3759 * testsuite/incremental_test_1.c: Rewrite.
3760 * testsuite/incremental_test_2.c: Rewrite.
3761
0e70b911
CC		 37622010-08-12 Cary Coutant <ccoutant@google.com>
3763
3764 * arm.cc (Target_arm::got_size): Add const.
3765 (Target_arm::got_entry_count): New function.
3766 (Target_arm::plt_entry_count): New function.
3767 (Target_arm::first_plt_entry_offset): New function.
3768 (Target_arm::plt_entry_size): New function.
3769 (Output_data_plt_arm::entry_count): New function.
3770 (Output_data_plt_arm::first_plt_entry_offset): New function.
3771 (Output_data_plt_arm::get_plt_entry_size): New function.
3772 * i386.cc (Target_i386::got_size): Add const.
3773 (Target_i386::got_entry_count): New function.
3774 (Target_i386::plt_entry_count): New function.
3775 (Target_i386::first_plt_entry_offset): New function.
3776 (Target_i386::plt_entry_size): New function.
3777 (Output_data_plt_i386::entry_count): New function.
3778 (Output_data_plt_i386::first_plt_entry_offset): New function.
3779 (Output_data_plt_i386::get_plt_entry_size): New function.
3780 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3781 find_incremental_inputs_sections. Dump incremental_got_plt section.
3782 * incremental.cc: Include target.h.
3783 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3784 parameter. Adjust all callers. Find incremental_got_plt section.
3785 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3786 section.
3787 (Output_section_incremental_inputs::set_final_data_size): Calculate
3788 size of incremental_got_plt section.
3789 (Output_section_incremental_inputs::do_write): Write the
3790 incremental_got_plt section.
3791 (Got_plt_view_info): New struct.
3792 (Local_got_offset_visitor): New class.
3793 (Global_got_offset_visitor): New class.
3794 (Global_symbol_visitor_got_plt): New class.
3795 (Output_section_incremental_inputs::write_got_plt): New function.
3796 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3797 Add parameter. Adjust all callers.
3798 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3799 (Incremental_inputs::got_plt_section): New function.
3800 (Incremental_inputs::got_plt_section_): New data member.
3801 (Incremental_got_plt_reader): New class.
3802 * layout.cc (Layout::create_incremental_info_sections): Add the
3803 incremental_got_plt section.
3804 * object.h (Got_offset_list::get_list): New function.
3805 (Got offset_list::for_all_got_offsets): New function.
3806 (Sized_relobj::local_got_offset_list): New function.
3807 * powerpc.cc (Target_powerpc::got_size): Add const.
3808 (Target_powerpc::got_entry_count): New function.
3809 (Target_powerpc::plt_entry_count): New function.
3810 (Target_powerpc::first_plt_entry_offset): New function.
3811 (Target_powerpc::plt_entry_size): New function.
3812 (Output_data_plt_powerpc::entry_count): New function.
3813 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3814 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3815 * sparc.cc (Target_sparc::got_size): Add const.
3816 (Target_sparc::got_entry_count): New function.
3817 (Target_sparc::plt_entry_count): New function.
3818 (Target_sparc::first_plt_entry_offset): New function.
3819 (Target_sparc::plt_entry_size): New function.
3820 (Output_data_plt_sparc::entry_count): New function.
3821 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3822 (Output_data_plt_sparc::get_plt_entry_size): New function.
3823 * symtab.h (Symbol::got_offset_list): New function.
3824 (Symbol_table::for_all_symbols): New function.
3825 * target.h (Sized_target::got_entry_count): New function.
3826 (Sized_target::plt_entry_count): New function.
3827 (Sized_target::plt_entry_size): New function.
3828 * x86_64.cc (Target_x86_64::got_size): Add const.
3829 (Target_x86_64::got_entry_count): New function.
3830 (Target_x86_64::plt_entry_count): New function.
3831 (Target_x86_64::first_plt_entry_offset): New function.
3832 (Target_x86_64::plt_entry_size): New function.
3833 (Output_data_plt_x86_64::entry_count): New function.
3834 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3835 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3836
09ec0418
CC		 38372010-08-12 Cary Coutant <ccoutant@google.com>
3838
3839 * archive.cc: Include incremental.h.
3840 (Archive::Archive): Initialize incremental_info_.
3841 (Archive::include_member): Record archive members in incremental info.
3842 (Add_archive_symbols::run): Record begin and end of an archive in
3843 incremental info.
3844 (Lib_group::include_member): Record objects in incremental info.
3845 * archive.h (Incremental_archive_entry): Forward declaration.
3846 (Archive::set_incremental_info): New member function.
3847 (Archive::incremental_info): New member function.
3848 (Archive::Unused_symbol_iterator): New class.
3849 (Archive::unused_symbols_begin): New member function.
3850 (Archive::unused_symbols_end): New member function.
3851 (Archive::incremental_info_): New data member.
3852 * incremental-dump.cc (find_input_containing_global): New function.
3853 (dump_incremental_inputs): Dump new incremental info sections.
3854 * incremental.cc: Include symtab.h.
3855 (Output_section_incremental_inputs): New class.
3856 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3857 new incremental info sections.
3858 (Sized_incremental_binary::do_check_inputs): Likewise.
3859 (Incremental_inputs::report_archive): Remove.
3860 (Incremental_inputs::report_archive_begin): New function.
3861 (Incremental_inputs::report_archive_end): New function.
3862 (Incremental_inputs::report_object): New function.
3863 (Incremental_inputs::finalize_inputs): Remove.
3864 (Incremental_inputs::report_input_section): New function.
3865 (Incremental_inputs::report_script): Rewrite.
3866 (Incremental_inputs::finalize): Do nothing but finalize string table.
3867 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3868 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3869 (Incremental_inputs::create_data_sections): New function.
3870 (Incremental_inputs::relocs_entsize): New function.
3871 (Output_section_incremental_inputs::set_final_data_size): New function.
3872 (Output_section_incremental_inputs::do_write): New function.
3873 (Output_section_incremental_inputs::write_header): New function.
3874 (Output_section_incremental_inputs::write_input_files): New function.
3875 (Output_section_incremental_inputs::write_info_blocks): New function.
3876 (Output_section_incremental_inputs::write_symtab): New function.
3877 * incremental.h (Incremental_script_entry): Forward declaration.
3878 (Incremental_object_entry): Forward declaration.
3879 (Incremental_archive_entry): Forward declaration.
3880 (Incremental_inputs): Forward declaration.
3881 (Incremental_inputs_header_data): Remove.
3882 (Incremental_inputs_header): Remove.
3883 (Incremental_inputs_header_write): Remove.
3884 (Incremental_inputs_entry_data): Remove.
3885 (Incremental_inputs_entry): Remove.
3886 (Incremental_inputs_entry_write): Remove.
3887 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3888 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3889 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3890 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3891 Likewise.
3892 (Incremental_input_entry): New class.
3893 (Incremental_script_entry): New class.
3894 (Incremental_object_entry): New class.
3895 (Incremental_archive_entry): New class.
3896 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3897 (Incremental_inputs::report_inputs): Remove.
3898 (Incremental_inputs::report_archive): Remove.
3899 (Incremental_inputs::report_archive_begin): New function.
3900 (Incremental_inputs::report_archive_end): New function.
3901 (Incremental_inputs::report_object): Change prototype.
3902 (Incremental_inputs::report_input_section): New function.
3903 (Incremental_inputs::report_script): Change prototype.
3904 (Incremental_inputs::get_reloc_count): New function.
3905 (Incremental_inputs::set_reloc_count): New function.
3906 (Incremental_inputs::create_data_sections): New function.
3907 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3908 (Incremental_inputs::inputs_section): New function.
3909 (Incremental_inputs::symtab_section): New function.
3910 (Incremental_inputs::relocs_section): New function.
3911 (Incremental_inputs::get_stringpool): Add const.
3912 (Incremental_inputs::command_line): Add const.
3913 (Incremental_inputs::inputs): Remove.
3914 (Incremental_inputs::command_line_key): New function.
3915 (Incremental_inputs::input_file_count): New function.
3916 (Incremental_inputs::input_files): New function.
3917 (Incremental_inputs::relocs_entsize): New function.
3918 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3919 (Incremental_inputs::finalize_inputs): Remove.
3920 (Incremental_inputs::Input_info): Remove.
3921 (Incremental_inputs::lock_): Remove.
3922 (Incremental_inputs::inputs_): Change type.
3923 (Incremental_inputs::inputs_map_): Remove.
3924 (Incremental_inputs::current_object_entry_): New data member.
3925 (Incremental_inputs::inputs_section_): New data member.
3926 (Incremental_inputs::symtab_section_): New data member.
3927 (Incremental_inputs::relocs_section_): New data member.
3928 (Incremental_inputs::reloc_count_): New data member.
3929 (Incremental_inputs_reader): New class.
3930 (Incremental_symtab_reader): New class.
3931 (Incremental_relocs_reader): New class.
3932 * layout.cc (Layout::finalize): Move finalization of incremental info
3933 and creation of incremental info sections to follow finalization of
3934 symbol table. Set offsets for postprocessing sections.
3935 (Layout::create_incremental_info_sections): Call
3936 Incremental_inputs::create_data_sections. Add incremental symtab
3937 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3938 sections to layout after input sections.
3939 * layout.h (struct Timespec): Forward declaration.
3940 (Layout::incremental_inputs): Add const.
3941 (Layout::create_incremental_info_sections): Add parameter.
3942 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3943 * object.cc: Include incremental.h.
3944 (Relobj::finalize_incremental_relocs): New function.
3945 (Sized_relobj::do_layout): Record input sections in incremental info.
3946 * object.h (Object::output_section): New function.
3947 (Object::output_section_offset): Moved from Relobj.
3948 (Object::get_incremental_reloc_base): New function.
3949 (Object::get_incremental_reloc_count): New function.
3950 (Object::do_output_section): New function.
3951 (Object::do_output_section_offset): Moved from Relobj.
3952 (Object::do_get_incremental_reloc_base): New function.
3953 (Object::do_get_incremental_reloc_count): New function.
3954 (Object::Object): Initialize new data members.
3955 (Relobj::output_section): Renamed do_output_section and moved to
3956 protected.
3957 (Relobj::output_section_offset): Moved to Object.
3958 (Relobj::do_get_incremental_reloc_base): New function.
3959 (Relobj::do_get_incremental_reloc_count): New function.
3960 (Relobj::allocate_incremental_reloc_counts): New function.
3961 (Relobj::count_incremental_reloc): New function.
3962 (Relobj::finalize_incremental_relocs): New function.
3963 (Relobj::next_incremental_reloc_index): New function.
3964 (Relobj::reloc_counts_): New data member.
3965 (Relobj::reloc_bases_): New data member.
3966 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3967 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3968 (Sized_relobj::incremental_relocs_scan): New function.
3969 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3970 (Sized_relobj::incremental_relocs_write): New function.
3971 (Sized_relobj::incremental_relocs_write_reltype): New function.
3972 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3973 incremental link.
3974 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3975 archives and object files elsewhere.
3976 (Add_symbols::run): Report object files here.
3977 (Finish_group::run): Report end of archive at end of group.
3978 * reloc.cc: Include layout.h, incremental.h.
3979 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3980 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3981 (Sized_relobj::incremental_relocs_scan): New function.
3982 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3983 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3984 (Sized_relobj::incremental_relocs_write): New function.
3985 (Sized_relobj::incremental_relocs_write_reltype): New function.
3986 * script.cc (read_input_script): Rewrite test for incremental link.
3987 Change call to Incremental_inputs::report_script.
3988 * symtab.h (Symbol_table::first_global_index): New function.
3989 (Symbol_table::output_count): New function.
3990
ce0d1972
DK		 39912010-08-12 Doug Kwan <dougkwan@google.com>
3992
3993 * arm.cc (Target_arm::merge_object_attributes): Check command line
3994 options --no-wchar-size-warning and --no-enum-size-warning.
3995 * options.h (General_options): Add ld-compatible options
3996 --no-enum-size-warning and --no-wchar-size-warning.
3997
6e5710ce
ILT		 39982010-08-04 Ian Lance Taylor <iant@google.com>
3999
4000 * x86_64.cc (Target_x86_64::Scan::local): Use
4001 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4002 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4003 (Target_x86_64::Scan::global): Likewise.
4004 (Target_x86_64::Relocate::relocate): Likewise.
4005 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4006 Likewise.
4007
fef830db
CC		 40082010-08-03 Cary Coutant <ccoutant@google.com>
4009
4010 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4011 to reserve space in merged_strings vector. Keep total input size
4012 for stats.
4013 (Output_merge_string::do_print_merge_stats): Print total input size.
4014 * merge.h (Output_merge_string): Add input_size_ field.
4015 * stringpool.cc (Stringpool_template::string_length): Move
4016 implementations out of Stringpool_template class and place in
4017 stringpool.h.
4018 * stringpool.h (string_length): Move out of Stringpool_template.
4019
1e3811b0
ILT		 40202010-08-03 Ian Lance Taylor <iant@google.com>
4021
4022 PR 11712
4023 * layout.cc (relaxation_loop_body): If address of load segment is
4024 set, adjust address to include headers if possible.
4025
7af0c620
ILT		 40262010-08-03 Ian Lance Taylor <iant@google.com>
4027
4028 * version.cc (version_string): Bump to 1.10.
4029
22f0da72
ILT		 40302010-08-03 Ian Lance Taylor <iant@google.com>
4031
4032 PR 11805
4033 * layout.h (enum Output_section_order): Define.
4034 (class Layout): Update declarations.
4035 * layout.cc (Layout::get_output_section): Add order parameter.
4036 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4037 is_first_non_relro parameters. Change all callers.
4038 (Layout::choose_output_section): Likewise.
4039 (Layout::add_output_section_data): Likewise.
4040 (Layout::make_output_section): Likewise. Set order.
4041 (Layout::default_section_order): New function.
4042 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4043 * output.cc (Output_section::Output_section): Initialize order_.
4044 Don't initialize deleted fields.
4045 (Output_segment::Output_segment): Don't initialize deleted
4046 fields.
4047 (Output_segment::add_output_section_to_load): New function
4048 replacing add_output_section. Change all callers to call this or
4049 add_output_section_to_nonload.
4050 (Output_segment::add_output_section_to_nonload): New function.
4051 (Output_segment::remove_output_section): Rewrite.
4052 (Output_segment::add_initial_output_data): Likewise.
4053 (Output_segment::has_any_data_sections): Likewise.
4054 (Output_segment::is_first_section_relro): Likewise.
4055 (Output_segment::maximum_alignment): Likewise.
4056 (Output_segment::has_dynamic_reloc): New function replacing
4057 dynamic_reloc_count. Change all callers.
4058 (Output_segment::has_dynamic_reloc_list): New function replacing
4059 dynamic_reloc_count_list. Change all callers.
4060 (Output_segment::set_section_addresses): Rewrite.
4061 (Output_segment::set_offset): Rewrite.
4062 (Output_segment::find_first_and_last_list): Remove.
4063 (Output_segment::set_tls_offsets): Rewrite.
4064 (Output_segment::first_section_load_address): Likewise.
4065 (Output_segment::output_section_count): Likewise.
4066 (Output_segment::section_with_lowest_load_address): Likewise.
4067 (Output_segment::write_section_headers): Likewise.
4068 (Output_segment::print_sections_to_map): Likewise.
4069 * output.h (class Output_data): Remove dynamic_reloc_count_
4070 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4071 (Output_data::add_dynamic_reloc): Rewrite.
4072 (Output_data::has_dynamic_reloc): New function.
4073 (Output_data::dynamic_reloc_count): Remove.
4074 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4075 is_last_relro_, is_first_non_relro_, is_interp_,
4076 is_dynamic_linker_section_ fields. Add order and set_order
4077 functions. Remove is_relro_local, set_is_relro_local,
4078 is_last_relro, set_is_last_relro, is_first_non_relro,
4079 set_is_first_non_relro functions, is_interp, set_is_interp,
4080 is_dynamic_linker_section, and set_is_dynamic_linker_section
4081 functions.
4082 (class Output_segment): Change Output_data_list from std::list to
4083 std:;vector. Add output_lists_ field. Remove output_data_ and
4084 output_bss_ fields. Update declarations.
4085
3ff2ccb0
ILT		 40862010-08-02 Ian Lance Taylor <iant@google.com>
4087
4088 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4089 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4090 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4091
88a4108b
ILT		 40922010-08-02 Ian Lance Taylor <iant@google.com>
4093
4094 PR 11855
4095 * script.cc (Script_options::Script_options): Initialize
4096 symbol_definitions_ and symbol_references_.
4097 (Script_options::add_symbol_assignment): Update
4098 symbol_definitions_ and symbol_references_.
4099 (Script_options::add_symbol_reference): New function.
4100 (script_symbol): New function.
4101 * script.h (class Script_options): Add symbol_definitions_ and
4102 symbol_references_ fields.
4103 (Script_options::referenced_const_iterator): New type.
4104 (Script_options::referenced_begin): New function.
4105 (Script_options::referenced_end): New function.
4106 (Script_options::is_referenced): New function.
4107 (Script_options::any_unreferenced): New function.
4108 * script-c.h (script_symbol): Declare.
4109 * yyscript.y (exp): Call script_symbol.
4110 * symtab.cc: Include "script.h".
4111 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4112 Change all callers. Check symbols referenced by scripts.
4113 (Symbol_table::add_undefined_symbols_from_command_line): Add
4114 layout parameter. Change all callers.
4115 (Symbol_table::do_add_undefined_symbols_from_command_line):
4116 Likewise. Break out loop body. Check symbols referenced by
4117 scripts.
4118 (Symbol_table::add_undefined_symbol_from_command_line): New
4119 function broken out of
4120 do_add_undefined_symbols_from_command_line.
4121 * symtab.h (class Symbol_table): Update declarations.
4122 * archive.cc: Include "layout.h".
4123 (Archive::should_include_member): Add layout parameter. Change
4124 all callers. Check for symbol mentioned in expression.
4125 * archive.h (class Archive): Update declaration.
4126 * object.cc (Sized_relobj::do_should_include_member): Add layout
4127 parameter.
4128 * object.h (Object::should_include_member): Add layout parameter.
4129 Change all callers.
4130 (Object::do_should_include_member): Add layout parameter.
4131 (class Sized_relobj): Update declaration.
4132 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4133 parameter.
4134 * dynobj.h (class Sized_dynobj): Update declaration.
4135 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4136 layout parameter.
4137 * plugin.h (class Sized_pluginobj): Update declaration.
4138
5f1ab67a
ILT		 41392010-08-02 Ian Lance Taylor <iant@google.com>
4140
4141 PR 11866
4142 * output.cc (Output_segment::set_offset): Search for the first and
4143 last sections rather than assuming that the list is in order.
4144 (Output_segment::find_first_and_last_list): New function.
4145 * output.h (class Output_segment): Update declarations.
4146 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4147 (relro_strip_test_SOURCES): New variable.
4148 (relro_strip_test_DEPENDENCIES): New variable.
4149 (relro_strip_test_LDFLAGS): New variable.
4150 (relro_strip_test_LDADD): New variable.
4151 (relro_strip_test.so): New target.
4152
a8df5856
ILT		 41532010-08-02 Ian Lance Taylor <iant@google.com>
4154
4155 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4156 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4157 (Target_i386::got_tlsdesc_section): New function.
4158 (Target_i386::got_section): Create space for GOT entries for
4159 TLSDESC relocations.
4160 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4161 R_386_TLS_GOTDESC.
4162 (Target_i386::Scan::global): Likewise.
4163 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4164 using TLSDESC GOT.
4165 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4166 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4167 (Target_x86_64::got_tlsdesc_section): New function.
4168 (Target_x86_64::got_section): Create space for GOT entries for
4169 TLSDESC relocations.
4170 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4171 R_386_TLS_GOTDESC.
4172 (Target_x86_64::Scan::global): Likewise.
4173 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4174 using TLSDESC GOT.
4175
0c10a0a6
ILT		 41762010-08-02 Ian Lance Taylor <iant@google.com>
4177
4178 * testsuite/final_layout.sh: Use dc to convert from hex to
4179 decimal.
4180
41cbeecc
ST		 41812010-07-29 Sriraman Tallam <tmsriram@google.com>
4182
4183 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4184 paramter to the call to gold::gc_process_relocs.
4185 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4186 paramter to the call to gold::gc_process_relocs.
4187 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4188 parameter to the call to gold::gc_process_relocs.
4189 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4190 template parameter to the call to gold::gc_process_relocs.
4191 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4192 paramter to the call to gold::gc_process_relocs.
4193 * gc.h (get_embedded_addend_size): New function.
4194 (gc_process_relocs): Save the size of the reloc for use by ICF.
4195 * icf.cc (get_section_contents): Get the addend from the text section
4196 for SHT_REL relocation sections.
4197 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4198 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4199 * int_encoding.h (read_from_pointer): New overloaded function.
4200 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4201 * testsuite/icf_sht_rel_addend_test.sh: New file.
4202 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4203 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4204
6ea55b82
RW		 42052010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4206
4207 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4208 * Makefile.in: Regenerate.
4209 * testsuite/Makefile.in: Regenerate.
4210
9691462b
ILT		 42112010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4212
4213 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4214 * gold/testsuite/debug_msg.cc: Likewise.
4215 * gold/testsuite/odr_violation1.cc
4216 * gold/testsuite/odr_violation2.cc
4217
76897331
CC		 42182010-07-21 Cary Coutant <ccoutant@google.com>
4219
4220 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4221 string, and length fields.
4222 (Output_merge_string::Merged_strings_list): New type.
4223 (Output_merge_string::Merged_strings_lists): New typedef.
4224 (Output_merge_string): Replace merged_strings_ with
4225 merged_strings_lists_.
4226 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4227 Merged_strings_list per input object and section. Don't store pointer
4228 to the string. Don't store length with each merged string entry.
4229 (Output_merge_string::finalize_merged_data): Loop over list of merged
4230 strings lists. Recompute length of each merged string.
4231
78384e8f
CC		 42322010-07-15 Cary Coutant <ccoutant@google.com>
4233
4234 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4235 here.
4236
783659f9
ILT		 42372010-07-14 Ian Lance Taylor <iant@google.com>
4238
4239 * descriptors.cc (Descriptors::open): Report correct name in error
4240 message.
4241
131687b4
DK		 42422010-07-13 Doug Kwan <dougkwan@google.com>
4243
4244 * arm.cc (Arm_input_section::Arm_input_section): For a
4245 SHT_ARM_EXIDX section, always keeps the input sections.
4246 (Arm_input_section::set_exidx_section_link): New method.
4247 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4248 has_errors_ to false.
4249 (Arm_exidx_input_section::has_errors,
4250 Arm_exidx_input_section::set_has_errors): New methods.
4251 (Arm_exidx_input_section::has_errors_): New data member.
4252 (Arm_relobj::get_exidx_shndx_list): New method.
4253 (Arm_output_section::append_text_sections_to_list): Do not skip
4254 section without SHF_EXECINSTR.
4255 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4256 errors.
4257 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4258 section header. Make error messages more verbose. Check for
4259 a non-executable section linked to an EXIDX section.
4260 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4261 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4262 check that there is no deferred EXIDX section if we exit early.
4263 Instead of not making an EXIDX section in case of an error, make one
4264 and set the has_errors flag of it.
4265 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4266 in a relocatable link.
4267 (Target_arm::do_relax): Look for the EXIDX output section instead of
4268 assuming that it is called .ARM.exidx.
4269 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4270 section list. Do not check for SHF_EXECINSTR section flags but
4271 skip any input section with errors.
4272 * output.cc (Output_section::Output_section): Initialize
4273 always_keeps_input_sections_ to false.
4274 (Output_section::add_input_section): Check for
4275 always_keeps_input_sections_.
4276 * output.h (Output_section::always_keeps_input_sections,
4277 Output_section::set_always_keeps_input_sections): New methods.
4278 (Output_section::always_keeps_input_sections): New data member.
4279
69517287
RÁE		 42802010-07-13 Rafael Espindola <espindola@google.com>
4281
4282 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4283 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4284
82742395
ILT		 42852010-07-13 Philip Herron <herron.philip@googlemail.com>
4286 Ian Lance Taylor <iant@google.com>
4287
4288 * output.h (Output_section_lookup_maps::add_merge_section):
4289 Correct check of whether value was inserted.
4290 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4291 (Output_section_lookup_maps::add_relaxed_input_section):
4292 Likewise.
4293 * arm.cc (Target_arm::got_section): Remove used local os.
4294 * i386.cc (Target_i386::got_section): Likewise.
4295 * x86_64.cc (Target_x86_64::got_section): Likewise.
4296 * sparc.cc (Target_sparc::got_section): Likewise.
4297 (Target_sparc::relocate): Remove unused local have_got_offset.
4298 * powerpc.cc (Target_powerpc::relocate): Likewise.
4299
f2d707b5
ILT		 43002010-07-13 Ian Lance Taylor <iant@google.com>
4301
241531d6
ILT		 4302 * compressed_output.cc (zlib_decompress): Fix signature in
4303 !HAVE_ZLIB_H case.
4304
f2d707b5
ILT		 4305 * archive.cc (Archive::include_member): Unlock an external member
4306 of a thin archive. Don't bother to delete an object we know is
4307 NULL.
4308
a2e47362
CC		 43092010-07-12 Cary Coutant <ccoutant@google.com>
4310
4311 * compressed_output.cc (zlib_decompress): New function.
4312 (get_uncompressed_size): New function.
4313 (decompress_input_section): New function.
4314 * compressed_output.h (get_uncompressed_size): New function.
4315 (decompress_input_section): New function.
4316 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4317 Handle compressed debug sections.
4318 * layout.cc (is_compressed_debug_section): New function.
4319 (Layout::output_section_name): Map compressed section names to
4320 canonical names.
4321 * layout.h (is_compressed_debug_section): New function.
4322 (is_debug_info_section): Recognize compressed debug sections.
4323 * merge.cc: Include compressed_output.h.
4324 (Output_merge_data::do_add_input_section): Handle compressed
4325 debug sections.
4326 (Output_merge_string::do_add_input_section): Handle compressed
4327 debug sections.
4328 * object.cc: Include compressed_output.h.
4329 (Sized_relobj::Sized_relobj): Initialize new data members.
4330 (build_compressed_section_map): New function.
4331 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4332 * object.h (Object::section_is_compressed): New method.
4333 (Object::do_section_is_compressed): New method.
4334 (Sized_relobj::Compressed_section_map): New type.
4335 (Sized_relobj::do_section_is_compressed): New method.
4336 (Sized_relobj::compressed_sections_): New data member.
4337 * output.cc (Output_section::add_input_section): Handle compressed
4338 debug sections.
4339 * reloc.cc: Include compressed_output.h.
4340 (Sized_relobj::write_sections): Handle compressed debug sections.
4341
ce279a62
CC		 43422010-07-08 Cary Coutant <ccoutant@google.com>
4343
4344 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4345 weak when resolving to a dynamic def.
4346 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4347 for weak undef/dynamic def cases. Adjust callers.
4348 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4349 undef_binding_weak_.
4350 (Symbol_table::sized_write_globals): Adjust symbol binding.
4351 (Symbol_table::sized_write_symbol): Add binding parameter.
4352 * symtab.h (Symbol::set_undef_binding): New method.
4353 (Symbol::is_undef_binding_weak): New method.
4354 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4355 (Symbol_table::should_override): Add new parameter.
4356 (Symbol_table::sized_write_symbol): Add new parameter.
4357
4358 * testsuite/weak_undef_file1.cc: Add new test case.
4359 * testsuite/weak_undef_file2.cc: Fix header comment.
4360 * testsuite/weak_undef_test.cc: Add new test case.
4361
b2286c10
DK		 43622010-06-29 Doug Kwan <dougkwan@google.com>
4363
4364 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4365 Initialize USE_SYMBOL_.
4366 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4367 definition.
4368 (Arm_reloc_property::uses_symbol_): New data member declaration.
4369 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4370 uses symbol value and symbol is undefined but not weakly undefined.
4371
4802450a
RÁE		 43722010-06-28 Rafael Espindola <espindola@google.com>
4373
4374 * plugin.cc (Plugin::load): Use dlerror.
4375
e5ca47ba
ILT		 43762010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4377
4378 * symtab.cc (detect_odr_violations): When reporting an ODR
4379 violation, report an object where the symbol is defined.
4380
8a75a161
DK		 43812010-06-25 Doug Kwan <dougkwan@google.com>
4382
4383 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4384 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4385 definition.
4386 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4387 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4388 target hook to detect function points.
4389 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4390 * icf.h (Icf::check_section_for_function_pointers): Change type of
4391 parameter SECTION_NAME to const reference to std::string. Use
4392 target hook to determine if section may have unsafe pointers.
4393 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4394 method definition.
4395
42218b9f
RÁE		 43962010-06-21 Rafael Espindola <espindola@google.com>
4397
4398 * fileread.cc (Input_file::find_fie): New
4399 (Input_file::open): Use Input_file::find_fie.
4400 * fileread.h (Input_file::find_fie): New
4401 * plugin.cc (set_extra_library_path): New.
4402 (Plugin::load): Add set_extra_library_path to the transfer vector.
4403 (Plugin_manager::set_extra_library_path): New.
4404 (Plugin_manager::add_input_file): Use the extra search path if set.
4405 (set_extra_library_path(): New.
4406 * plugin.h (Plugin_manager): Add set_extra_library_path and
4407 extra_search_path_.
4408
a0506cca
CC		 44092010-06-19 Cary Coutant <ccoutant@google.com>
4410
4411 * layout.cc (gdb_sections): Add .debug_types.
4412 (lines_only_debug_sections): Likewise.
4413
6508b958
RÁE		 44142010-06-18 Rafael Espindola <espindola@google.com>
4415
4416 * plugin.cc (add_input_file,add_input_library)
4417 (Plugin_manager::add_input_file): Make filename arguments const.
4418 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4419 const.
4420
3e235302
DK		 44212010-06-16 Doug Kwan <dougkwan@google.com>
4422
4423 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4424 .ARM.attributes section if we have not merged any input
4425 attributes sections.
4426
106e8a6c
DK		 44272010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4428
4429 * arm.cc: Allow combining objects with no EABI version
4430 information.
4431
91ff43fe
RÁE		 44322010-06-15 Rafael Espindola <espindola@google.com>
4433
4434 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4435
68ed838c
ILT		 44362010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4437
4438 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4439 (struct iovec): Correct !HAVE_READV definition.
4440
f3a2388f
CC		 44412010-06-10 Cary Coutant <ccoutant@google.com>
4442
4443 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4444 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4445 reloc sections.
4446 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4447
4448 PR 11683
4449 * symtab.h (Symbol::is_placeholder): New member function.
4450 * target-reloc.h (relocate_section): Check for placeholder symbols.
4451
4452 * testsuite/Makefile.am (plugin_test_8): New test.
4453 (plugin_test_9): New test.
4454 * testsuite/Makefile.in: Regenerate.
4455
e1df38aa
NC		 44562010-06-09 Nick Clifton <nickc@redhat.com>
4457
4458 * yyscript.y (input_list_element): Allow strings prefixed with
4459 the '-' character. Treat these as libraries.
4460 * script.cc (script_add_library): New function. Adds a library
4461 specified by "-l<name>" found in an input script.
4462 * script-c.h: Add prototype for script_add_library.
4463
25bbe950
DK		 44642010-06-07 Doug Kwan <dougkwan@google.com>
4465
4466 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4467 Restrict stub-group size to be within long conditional branch
4468 range when working around cortex-A8 erratum.
4469
0f32ea4c
ILT		 44702010-06-07 Damien Diederen <dd@crosstwine.com>
4471
4472 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4473 #ifdef typo.
4474
8fe2a369
ST		 44752010-06-03 Sriraman Tallam <tmsriram@google.com>
4476
4477 PR gold/11658
4478 * output.cc
4479 (Output_section::Input_section_sort_entry::compare_section_ordering):
4480 Change to return non-zero correctly.
4481 (Output_section::Input_section_sort_section_order_index_compare
4482 ::operator()): Change to fix ambiguity in comparisons.
4483
6e9ba2ca
ST		 44842010-06-01 Sriraman Tallam <tmsriram@google.com>
4485
4486 * gold.h (is_wildcard_string): New function.
4487 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4488 (Layout::layout_eh_frame): Ditto.
4489 (Layout::find_section_order_index): New method.
4490 (Layout::read_layout_from_file): New method.
4491 * layout.h (Layout::find_section_order_index): New method.
4492 (Layout::read_layout_from_file): New method.
4493 (Layout::input_section_position_): New private member.
4494 (Layout::input_section_glob_): New private member.
4495 * main.cc (main): Call read_layout_from_file here.
4496 * options.h (--section-ordering-file): New option.
4497 * output.cc (Output_section::input_section_order_specified_): New
4498 member.
4499 (Output_section::Output_section): Initialize new member.
4500 (Output_section::add_input_section): Add new parameter.
4501 Keep input sections when --section-ordering-file is used.
4502 (Output_section::set_final_data_size): Sort input sections when
4503 section ordering file is specified.
4504 (Output_section::Input_section_sort_entry): Add new parameter.
4505 Check sorting type.
4506 (Output_section::Input_section_sort_entry::compare_section_ordering):
4507 New method.
4508 (Output_section::Input_section_sort_compare::operator()): Change to
4509 consider section_order_index.
4510 (Output_section::Input_section_sort_init_fini_compare::operator()):
4511 Change to consider section_order_index.
4512 (Output_section::Input_section_sort_section_order_index_compare
4513 ::operator()): New method.
4514 (Output_section::sort_attached_input_sections): Change to sort
4515 according to section order when specified.
e1df38aa
NC		 4516 (Output_section::add_input_section<32, true>): Add new parameter.
4517 (Output_section::add_input_section<64, true>): Add new parameter.
4518 (Output_section::add_input_section<32, false>): Add new parameter.
4519 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4520 * output.h (Output_section::add_input_section): Add new parameter.
4521 (Output_section::input_section_order_specified): New
4522 method.
4523 (Output_section::set_input_section_order_specified): New method.
4524 (Input_section::Input_section): Initialize section_order_index_.
4525 (Input_section::section_order_index): New method.
4526 (Input_section::set_section_order_index): New method.
4527 (Input_section::section_order_index_): New member.
4528 (Input_section::Input_section_sort_section_order_index_compare): New
4529 struct.
4530 (Output_section::input_section_order_specified_): New member.
4531 * script-sections.cc (is_wildcard_string): Delete and move modified
4532 method to gold.h.
4533 (Output_section_element_input::Output_section_element_input): Modify
4534 call to is_wildcard_string.
4535 (Output_section_element_input::Input_section_pattern
4536 ::Input_section_pattern): Ditto.
4537 (Output_section_element_input::Output_section_element_input): Ditto.
4538 * testsuite/Makefile.am (final_layout): New test case.
4539 * testsuite/Makefile.in: Regenerate.
4540 * testsuite/final_layout.cc: New file.
4541 * testsuite/final_layout.sh: New file.
4542
3537c84b
RÁE		 45432010-06-01 Rafael Espindola <espindola@google.com>
4544
4545 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4546
105b6afd
RÁE		 45472010-06-01 Rafael Espindola <espindola@google.com>
4548
4549 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4550 visibility of symbols.
4551
29e11421
DK		 45522010-05-27 Doug Kwan <dougkwan@google.com>
4553
4554 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4555 from start of output section instead of address for a local symbol
4556 in a merged or relaxed section when doing a relocatable link.
4557
5e0f337e
RÁE		 45582010-05-26 Rafael Espindola <espindola@google.com>
4559
4560 PR 11604
4561 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4562 adding sections the garbage collector removed.
4563 * gold/testsuite/Makefile.am: Add test.
4564 * gold/testsuite/Makefile.in: Regenerate.
4565 * gold/testsuite/plugin_test_7.sh: New.
4566 * gold/testsuite/plugin_test_7_1.c: New.
4567 * gold/testsuite/plugin_test_7_2.c: New.
4568
f4187277
RÁE		 45692010-05-26 Rafael Espindola <espindola@google.com>
4570
4571 * script-sections.cc (Output_section_definition::set_section_addresses):
4572 Check for --section-start.
4573
5c388529
DK		 45742010-05-26 Doug Kwan <dougkwan@google.com>
4575
4576 * arm.cc (Arm_scan_relocatable_relocs): New class.
4577 (Target_arm::relocate_special_relocatable): New method.
4578 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4579 (Arm_relocate_functions::thumb_branch_common): Same.
4580 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4581 instead of Default_scan_relocatable_relocs.
4582 * target-reloc.h (relocate_for_relocatable): Let target handle
4583 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4584 * target.h (Sized_target::relocate_special_relocatable): New method.
4585
bca1c3ae
ILT		 45862010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4587
4588 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4589
0439c796
DK		 45902010-05-23 Doug Kwan <dougkwan@google.com>
4591
4592 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4593 instead of a cast.
4594 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4595 with a direct branch, not a conditional branch, to a stub.
4596 * merge.cc (Output_merge_base::record_input_section): New method
4597 defintion.
4598 (Output_merge_data::do_add_input_section): Record input section if
4599 keeps-input-sections flag is set.
4600 (Output_merge_string::do_add_input_section): Ditto.
4601 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4602 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4603 INPUT_SECTIONS_.
4604 (Output_merge_base::keeps_input_sections,
4605 Output_merge_base::set_keeps_input_sections,
4606 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4607 method definitions.
4608 (Output_merge_base::Input_sections): New type declaration.
4609 (Output_merge_base::input_sections_begin,
4610 Output_merge_base::input_sections_end,
4611 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4612 (Output_merge_base::bool keeps_input_sections_,
4613 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4614 Output_merge_base::input_sections_): New data members.
4615 (Output_merge_data::do_set_keeps_input_sections): New method
4616 defintion.
4617 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4618 * output.cc (Output_section::Input_section::relobj): Move method
4619 defintion from class declaration to here and handle merge sections.
4620 (Output_section::Input_section::shndx): Ditto.
4621 (Output_section::Output_section): Remove initializations of removed
4622 data members and initialize new data member LOOKUP_MAPS_.
4623 (Output_section::add_input_section): Set keeps-input-sections flag
4624 for a newly created merge output section as appropriate. Adjust code
4625 to use Output_section_lookup_maps class.
4626 (Output_section::add_relaxed_input_section): Adjst code for lookup
4627 maps code refactoring.
4628 (Output_section::add_merge_input_section): Add a new parameter
4629 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4630 class. If adding input section to a newly created merge output
4631 section fails, remove the new merge section.
4632 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4633 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4634 (Output_section::find_merge_section): Ditto.
4635 (Output_section::build_lookup_maps): New method defintion.
4636 (Output_section::find_relaxed_input_section): Adjust code to use
4637 Output_section_lookup_maps class.
4638 (Output_section::get_input_sections): Export merge sections. Adjust
4639 code to use Output_section_lookup_maps class.
4640 (Output_section:::add_script_input_section): Adjust code to use
4641 Output_section_lookup_maps class. Update lookup maps for merge
4642 sections also.
4643 (Output_section::discard_states): Use Output_section_lookup_maps.
4644 (Output_section::restore_states): Same.
4645 * output.h (Merge_section_properties): Move class defintion out of
4646 Output_section.
4647 (Output_section_lookup_maps): New class.
4648 (Output_section::Input_section::is_merge_section): New method
4649 defintion.
4650 (Output_section::Input_section::relobj): Move defintion out of class
4651 defintion. Declare method only.
4652 (Output_section::Input_section::shndx): Ditto.
4653 (Output_section::Input_section::output_merge_base): New method defintion.
4654 (Output_section::Input_section::u2_.pomb): New union field.
4655 (Output_section::Merge_section_by_properties_map,
4656 Output_section::Output_section_data_by_input_section_map,
4657 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4658 Remove types.
4659 (Output_section::add_merge_input_section): Add new parameter
4660 KEEPS_INPUT_SECTIONS.
4661 (Output_section::build_lookup_maps): New method declaration.
4662 (Output_section::merge_section_map_,
4663 Output_section::merge_section_by_properties_map_,
4664 Output_section::relaxed_input_section_map_,
4665 Output_section::is_relaxed_input_section_map_valid_): Remove data
4666 members.
4667 (Output_section::lookup_maps_): New data member.
4668
76295588
L		 46692010-05-21 Doug Kwan <dougkwan@google.com>
4670
4671 PR gold/11619
4672 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4673 avoid a compilation error.
4674
d103a984
RÁE		 46752010-05-19 Rafael Espindola <espindola@google.com>
4676
4677 * script-sections.cc (Output_section_definition::allocate_to_segment):
4678 Update the phdrs_list even when the output section is NULL.
4679 * testsuite/Makefile.am: Add test.
4680 * testsuite/Makefile.in: Regenerate.
4681 * testsuite/script_test_9.cc: New.
4682 * testsuite/script_test_9.sh: New.
4683 * testsuite/script_test_9.t: New.
4684
6625d24e
DK		 46852010-05-19 Doug Kwan <dougkwan@google.com>
4686
4687 * arm.cc (Arm_input_section::original_size): New method.
4688 (Arm_input_section::do_addralign): Add a cast.
4689 (Arm_input_section::do_output_offset): Remove static cast.
4690 (Arm_input_section::original_addralign,
4691 Arm_input_section::original_size_): Change type to uint32_t.
4692 (Arm_input_section::init): Add safe casts for section alignment
4693 and size.
4694 (Arm_input_section::set_final_data_size): Do not set address and
4695 offset of stub table.
4696 (Arm_output_section::fix_exidx_coverage): Change use of of
4697 Output_section::Simple_input_section to that of
4698 Output_section::Input_section.
4699 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4700 except for the first pass.
4701 * output.cc (Output_section::get_input_sections): Change type of
4702 input_sections to std::list<Input_section>.
4703 (Output_section::add_script_input_section): Rename from
4704 Output_section::add_simple_input_section. Change type of SIS
4705 parameter from Simple_input_section to Input_section.
4706 * output.h (Output_section::Simple_input_section): Remove class.
4707 (Output_section::Input_section): Change class visibility to public.
4708 (Output_section::Input_section::addralign): Use stored alignments
4709 for special input sections if set.
4710 (Output_section::Input_section::set_addralign): New method.
4711 (Output_section::get_input_sections): Change parameter type from
4712 list of Simple_input_section to list of Input_section.
4713 (Output_section::add_script_input_section): Rename from
4714 Output_section::add_simple_input_section. Change first parameter's
4715 type from Simple_input_section to Input_section and remove the
4716 second and third parameters.
4717 * script-sections.cc (Input_section::Input_section_list): Change
4718 type to list of Output_section::Input_section/
4719 (Input_section_info::Input_section_info): Change parameter type of
4720 INPUT_SECTION to Output_section::Input_section.
4721 (Input_section_info::input_section): Change return type.
4722 (Input_section_info::input_section_): Change type to
4723 Output_section::Input_section.
4724 (Output_section_element_input::set_section_addresses): Adjust code
4725 to use Output_section::Input_section instead of
4726 Output_section::Simple_input_section. Adjust code for renaming
4727 of Output_section::add_simple_input_section.
4728 (Orphan_output_section::set_section_addresses): Ditto.
4729
e1e82ea4
RW		 47302010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4731
4732 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4733 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4734
91e75c8a
RÁE		 47352010-05-18 Rafael Espindola <espindola@google.com>
4736
4737 * options.cc (General_options::finalize): Handle -nostdlib.
4738 * options.h (nostdlib): New option.
4739 * script.cc (script_add_search_dir): Handle -nostdlib.
4740
da59ad79
DK		 47412010-05-12 Doug Kwan <dougkwan@google.com>
4742
4743 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4744 attributes section only if there no attributes section after merging.
4745 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4746 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4747 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4748 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4749 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4750 and arm_attr_merge_7.stdout.
4751 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4752 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4753 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4754 arm_attr_merge_7b.o): New rules.
4755 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4756 arm_attr_merge_7
4757 * testsuite/Makefile.in: Regenerate.
4758 * testsuite/arm_attr_merge.sh: New file.
4759 * testsuite/arm_attr_merge_[67][ab].s: Same.
4760
3e01a7fd
NC		 47612010-05-05 Nick Clifton <nickc@redhat.com>
4762
4763 * po/es.po: Updated Spanish translation.
4764
7ad2014a
L		 47652010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4766
4767 * Makefile.am (install-exec-local): Properly install gold as
4768 default cross linker.
4769 * Makefile.in: Regenerated.
4770
4fda8867
NC		 47712010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4772 Nick Clifton <nickc@redhat.com>
4773
4774 * configure.ac (install_as_default): Define and set to false
4775 unless --enable-gold or --enable-gold=both/gold has been
4776 specified.
4777 * configure: Regenerate.
4778
4779 * Makefile.am (install-exec-local): Install the executable as
4780 'ld.gold'. If install_as_default is true then also install it as
4781 'ld'.
4782 * Makefile.in: Regenerated.
4783
bd288ea2
ILT		 47842010-04-24 Ian Lance Taylor <iant@google.com>
4785
4786 * layout.cc (Layout::layout_reloc): In relocatable link don't
4787 combine reloc sections for grouped sections.
4788
ef38fd8a
ST		 47892010-04-23 Sriraman Tallam <tmsriram@google.com>
4790
4791 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4792 sections that are not ordinary to icf.
4793 * icf.cc (get_section_contents): Handle relocation pointing to section
4794 with no object or shndx information.
4795 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4796 * testsuite/Makefile.in: Regenerate.
4797 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4798 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4799
f6973bdc
ILT		 48002010-04-22 Ian Lance Taylor <iant@google.com>
4801
4802 * expression.cc (Expression::Expression_eval_info): Add
4803 result_alignment_pointer field.
4804 (Expression::eval_with_dot): Add result_alignment_pointer
4805 parameter. Change all callers.
4806 (Expression::eval_maybe_dot): Likewise.
4807 (class Binary_expression): Add alignment_pointer parameter to
4808 left_value and right_value. Change all callers.
4809 (BINARY_EXPRESSION): Set result alignment.
4810 (class Trinary_expression): Add alignment_pointer parameter to
4811 arg2_value and arg3_value. Change all callers.
4812 (Trinary_cond::value): Set result alignment.
4813 (Max_expression::value, Min_expression::value): Likewise.
4814 (Align_expression::value): Likewise.
4815 * script-sections.cc (class Sections_element): Add dot_alignment
4816 parameter to set_section_addresses virtual function. Update
4817 instantiations.
4818 (class Output_section_element): Likewise.
4819 (Script_sections::create_segments): Add dot_alignment parameter.
4820 Change all callers.
4821 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4822 (Script_sections::set_phdrs_clause_addresses): Likewise.
4823 * script-sections.h: Update declarations.
4824 * script.h: Update declarations.
4825 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4826 min_p_align.
4827 * testsuite/script_test_3.t: Set large alignment.
4828 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4829 segment has expected alignment.
4830
9c9c98a5
NC		 48312010-04-22 Nick Clifton <nickc@redhat.com>
4832
4833 * po/gold.pot: Updated by the Translation project.
4834 * po/vi.po: Updated Vietnamese translation.
4835
2253bfba
L		 48362010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4837
4838 * testsuite/Makefile.am (check_PROGRAMS): Add
4839 icf_virtual_function_folding_test.
4840 * testsuite/Makefile.in: Regenerated.
4841
85fdf906
AH		 48422010-04-15 Andrew Haley <aph@redhat.com>
4843
4844 * options.h (merge_exidx_entries): New option.
4845 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4846 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4847 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4848 (Target_arm::merge_exidx_entries): New function.
4849 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4850 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4851 to Arm_exidx_fixup constructor.
4852 Add new arg, merge_exidx_entries.
4853 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4854 Arm_output_section::fix_exidx_coverage.
4855
ce97fa81
ST		 48562010-04-18 Sriraman Tallam <tmsriram@google.com>
4857
4858 * icf.cc (get_section_contents): Check for preemptible functions.
4859 Ignore addend when appropriate.
4860 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4861 section folded.
4862 (add_from_relobj): Check for section folded.
4863 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4864 * symtab.h (should_add_dynsym_entry): Add new parameter.
4865 * target-reloc.h (scan_relocs): Check for section folded.
4866 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4867 Check reloc types for function pointers in shared objects.
4868 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4869 case.
4870 (icf_preemptible_functions_test): New test case.
4871 (icf_string_merge_test): New test case.
4872 * testsuite.Makefile.in: Regenerate.
4873 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4874 bar_glob. Refactor code.
4875 * testsuite/icf_preemptible_functions_test.cc: New file.
4876 * testsuite/icf_preemptible_functions_test.sh: New file.
4877 * testsuite/icf_string_merge_test.cc: New file.
4878 * testsuite/icf_string_merge_test.sh: New file.
4879 * testsuite/icf_virtual_function_folding_test.cc: New file.
4880 * testsuite/icf_virtual_function_folding_test.sh: New file.
4881
04ceb17c
DK		 48822010-04-14 Doug Kwan <dougkwan@google.com>
4883
4884 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4885 for local symbol recounting if we remove a section due to ICF.
4886 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4887 there are no regular objects in input.
4888
153e7da4
DK		 48892010-04-13 Doug Kwan <dougkwan@google.com>
4890
4891 * arm.cc (Arm_input_section::set_final_data_size): Compute
4892 accurate final data size instead of using current data size.
4893
4dbd9faf
DK		 48942010-04-09 Doug Kwan <dougkwan@google.com>
4895
4896 * layout.cc (Layout::choose_output_section): Handle script section
4897 types.
4898 (Layout::make_output_section_for_script): Add section type parameter.
4899 Handle script section types.
4900 * layout.h (Layout::make_output_section_for_script): Add section
4901 type parameter.
4902 * output.cc (Output_section::Output_section): Initialize data member
4903 is_noload_.
4904 (Output_section::do_reset_address_and_file_offset): Do not set address
4905 to 0 if section is a NOLOAD section.
4906 * output.h (Output_section::is_noload): New method.
4907 (Output_section::set_is_noload): Ditto.
4908 (Output_section::is_noload_): New data member.
4909 * script-c.h (Script_section_type): New enum type.
4910 (struct Parser_output_section_header): Add new file section_type.
4911 * script-sections.cc (Sections_element::output_section_name): Add
4912 parameter for returning script section type.
4913 (Output_section_definition::output_section_name): Ditto.
4914 (Output_section_definition::section_type)P; New method.
4915 (Output_section_definiton::script_section_type_name): Ditto.
4916 (Output_section_definition::script_section_type_): New data member.
4917 (Output_section_definition::Output_section_definition): Initialize
4918 data member Output_section_definition::script_section_type_.
4919 (Output_section_definition::create_sections): Pass script section type
4920 to Layout::make_output_section_for_script.
4921 (Output_section_definition::output_section_name): Return script
4922 section type to caller.
4923 (Output_section_definition::set_section_address): Do not advance
4924 dot value and load address if section type is NOLOAD. Set address
4925 of NOLOAD sections regardless of section flags.
4926 (Output_section_definition::print): Print section type if it is
4927 not SCRIPT_SECTION_TYPE_NONE.
4928 (Output_section_definition::section_type): New method.
4929 (Output_section_definition::script_section_type_name): Ditto.
4930 (Script_sections::output_section_name): Add new parameter
4931 PSECTION_TYPE for returning script section type. Pass it to
4932 section elements. Handle discard sections.
4933 (Sort_output_sections::operator()): Handle NOLOAD sections.
4934 * script-sections.h (Script_sections::Section_type): New enum type.
4935 (Script_sections::output_section_name): Add a new parameter for
4936 returning script section type.
4937 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4938 INFO and NOLOAD.
4939 * yyscript.y (union): Add new field SECTION_TYPE.
4940 (COPY, DSECT, INFO, NOLOAD): New tokens.
4941 (opt_address_and_section_type): Change type to output_section_header.
4942 (section_type): New non-terminal
4943 (section_header): Handle section type.
2253bfba 4944 (opt_address_and_section_type): Return section type value.
4dbd9faf 4945
721ea635
L		 49462010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4947
4948 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4949 * testsuite/plugin_common_test_2.c (foo): Likewise.
4950
6bf924b0
DK		 49512010-04-08 Doug Kwan <dougkwan@google.com>
4952
4953 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4954 Output_merge_data.
4955 * output.cc (Output_section::add_merge_input_section): Simplify
4956 code and return status of Output_merge_base::add_input_section.
e1df38aa 4957 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4958 returns true.
4959
24af6f92
DK		 49602010-04-07 Doug Kwan <dougkwan@google.com>
4961
4962 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4963 if section is marked as containing instructions but has no mapping
4964 symbols.
4965 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4966 correct section index.
4967 (Arm_relobj::find_linked_text_section): Ditto.
4968
00698fc5
CC		 49692010-04-07 Cary Coutant <ccoutant@google.com>
4970
4971 * archive.cc (include_member): Destroy Read_symbols_data object before
4972 releasing file.
4973 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4974 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4975 (Read_symbols_data::~Read_symbols_data) New destructor.
4976 (Section_relocs::Section_relocs) New constructor.
4977 (Section_relocs::~Section_relocs) New destructor.
4978 (Read_relocs_data::Read_relocs_data) New constructor.
4979 (Read_relocs_data::~Read_relocs_data) New destructor.
4980 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4981 pointers to NULL after deleting.
4982
7296d933
DK		 49832010-04-07 Doug Kwan <dougkwan@google.com>
4984
4985 * arm.cc: Replace "endianity" with "endianness" in comments.
4986 (Arm_exidx_cantunwind): Ditto.
4987 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4988 (Arm_relobj::merge_flags_and_attributes): New method.
4989 (Arm_relobj::merge_flags_and_attributes_): New data member.
4990 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4991 (Arm_relobj::scan_sections_for_stubs): Ditto.
4992 (Arm_relobj::do_read_symbols): Check to see if we really want to
4993 merge processor-specific flags and attributes. Exit early if
4994 an object is empty except for section names and the undefined symbol.
4995 (Target_arm::do_finalize_sections): Move check for ELF format to
4996 Arm_relobj::do_read_symbols. Merge processor specific flags and
4997 attributes from a regular object only when we have determined that
4998 it is aapropriate. Do not create an .ARM.attributes section in
4999 output if there is no regular input object.
5000 (Target_arm::merge_processor_specific_flags): Check
5001 --warn-mismatch before printing any error.
5002 (Target_arm::merge_object_attributes): Ditto.
5003 * gold.cc (queue_middle_tasks): Handle the case in which there is
5004 no regular object in input.
5005 * options.cc (General_options::parse_EB): New method.
5006 (General_options::parse_EL): Same.
5007 (General_options::General_options): Initialize endianness_.
5008 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5009 New options.
5010 (General_options::Endianness): New enum.
5011 (General_options::endianness): New method.
5012 (General_options::endianness_): New data member.
5013 * parameters.cc (Parameters::set_options): Check target endianness.
5014 (Parameters::set_target_once): Ditto.
5015 (Parameters::check_target_endianness): New method.
5016 (parameters_force_valid_target): If either -EL or -EB is specified,
5017 use it to define endianness of default target.
5018 * parameters.h (Parameters::check_target_endianness): New method
5019 declaration.
5020 * target.h (class Target): Change "endianity" to "endianness"
5021 in comments.
5022
efc8d4f2
RW		 50232010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5024
5025 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5026 * configure: Regenerate.
5027 * Makefile.in: Regenerate.
5028 * testsuite/Makefile.in: Regenerate.
5029
be234d88
CC		 50302010-04-06 Cary Coutant <ccoutant@google.com>
5031
5032 gcc PR lto/42757
5033 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5034 prevailing definitions of common symbols.
5035 * testsuite/plugin_test_6.sh: New test case.
5036 * testsuite/plugin_common_test_1.c: New test case.
5037 * testsuite/plugin_common_test_2.c: New test case.
5038 * testsuite/Makefile.am (plugin_test_6): New test case.
5039 * testsuite/Makefile.in: Regenerate.
5040
bd32c6bd
NC		 50412010-04-06 Nick Clifton <nickc@redhat.com>
5042
5043 * po/vi.po: New Vietnamese translation.
5044
323c532f
DK		 50452010-03-30 Doug Kwan <dougkwan@google.com>
5046
5047 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5048
4fcd97eb
DK		 50492010-03-25 Doug Kwan <dougkwan@google.com>
5050
5051 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5052 to avoid a conversion warning on a 32-bit host.
5053
4ebf39db
ILT		 50542010-03-24 Ian Lance Taylor <iant@google.com>
5055
5056 * testsuite/script_test_3.t: Add a TLS segment.
5057 * testsuite/Makefile.am (check_PROGRAMS): Add
5058 tls_phdrs_script_test.
5059 (tls_phdrs_script_test_SOURCES): Define.
5060 (tls_phdrs_script_test_DEPENDENCIES): Define.
5061 (tls_phdrs_script_test_LDFLAGS): Define.
5062 (tls_phdrs_script_test_LDADD): Define.
5063 * testsuite/Makefile.in: Rebuild.
5064
4a599bdd
CC		 50652010-03-23 Cary Coutant <ccoutant@google.com>
5066
5067 * fileread.cc (find_or_make_view): Fix comment.
5068
6c93b22c
ILT		 50692010-03-23 Ian Lance Taylor <iant@google.com>
5070
5071 * script-sections.cc (class Orphan_section_placement): Define
5072 PLACE_TLS and PLACE_TLS_BSS.
5073 (Orphan_section_placement::Orphan_section_placement): Initialize
5074 new places.
5075 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5076 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5077 (tls_script_test_SOURCES): Define.
5078 (tls_script_test_DEPENDENCIES): Define.
5079 (tls_script_test_LDFLAGS): Define.
5080 (tls_script_test_LDADD): Define.
5081 * testsuite/Makefile.in: Rebuild.
5082
a2c7281b
DK		 50832010-03-22 Doug Kwan <dougkwan@google.com>
5084
5085 * arm.cc (Arm_relocate_functions::abs8,
5086 Arm_relocate_functions::abs16): Use correct check for overflow
5087 specified in the ARM ELF specs.
5088 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5089 target of a BLX instruction specially.
5090 (Reloc_stub::stub_type_for_reloc): Ditto.
5091 (Relocate::relocate): Use symbolic names instead of numeric relocation
5092 codes to report error.
5093 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5094 workaround.
5095 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5096 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5097 thumb2_blx_out_of_range.stdout
5098 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5099 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5100 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5101 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5102 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5103 thumb2_blx_in_range, thumb2_blx_in_range.o,
5104 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5105 thumb2_blx_out_of_range.o): New rules.
5106 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5107 thumb2_blx_in_range and thumb2_blx_out_of_range.
5108 * testsuite/Makefile.in: Regenerate.
5109 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5110 * testsuite/thumb_blx_in_range.s: New file.
5111 * testsuite/thumb_blx_out_of_range.s: New file.
5112
b0193076
RÁE		 51132010-03-22 Rafael Espindola <espindola@google.com>
5114
5115 * archive.cc (Should_include): Move to archive.h.
5116 (should_include_member): Make it a member of Archive.
5117 (Lib_group): New.
5118 (Add_lib_group_symbols): New.
5119 * archive.h: Include options.h.
5120 (Archive_member): Moved from Archive.
5121 (Should_include): Moved from archive.cc.
5122 (Lib_group): New.
5123 (Add_lib_group_symbols): New.
5124 * dynobj.cc (do_should_include_member): New.
5125 * dynobj.h (do_should_include_member): New.
5126 * gold.cc (queue_initial_tasks): Update call to queue.
5127 * main.cc (main): Print lib group stats.
5128 * object.cc (do_should_include_member): New.
5129 * object.h: Include archive.h.
5130 (Object::should_include_member): New.
5131 (Object::do_should_include_member): New.
5132 (Sized_relobj::do_should_include_member): New.
5133 * options.cc (General_options::parse_start_lib): New.
5134 (General_options::parse_end_lib): New.
5135 (Input_arguments::add_file): Handle lib groups.
5136 (Input_arguments::start_group): Check we are not in a lib.
5137 (Input_arguments::start_lib): New.
5138 (Input_arguments::end_lib): New.
5139 * options.h (General_options): Add start_lib and end_lib.
5140 (Input_argument::lib_): New.
5141 (Input_argument::lib): New.
5142 (Input_argument::is_lib): New.
5143 (Input_file_lib): New.
5144 (Input_arguments::in_lib_): New.
5145 (Input_arguments::in_lib): New.
5146 (Input_arguments::start_lib): New.
5147 (Input_arguments::end_lib_): New.
5148 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5149 in unused members as preempted.
5150 (Sized_pluginobj::do_should_include_member): New.
5151 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5152 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5153 return the blocker.
5154 (Read_symbols::do_whole_lib_group): New.
5155 (Read_symbols::do_lib_group): New.
5156 (Read_symbols::do_read_symbols): Handle lib groups.
5157 (Read_symbols::get_name): Handle lib groups.
5158 * readsyms.h (Read_symbols): Add an archive member pointer.
5159 (Read_symbols::do_whole_lib_group): New.
5160 (Read_symbols::do_lib_group): New.
5161 (Read_symbols::member_): New.
5162 * script.cc (read_input_script): Update call to queue_soon.
5163
d099120c
DK		 51642010-03-19 Doug Kwan <dougkwan@google.com>
5165
5166 * arm.cc (Stub_table::Stub_table): Initialize new data members
5167 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5168 (Stub_table::add_reloc_stub): Assign stub offset and update
5169 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5170 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5171 New data members.
5172 (Stub_table::update_data_size_and_addralign): Use
5173 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5174 instead of going over all reloc stubs.
5175 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5176 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5177 Stringpool_template::offset_ to size of Stringpool_char.
5178 (Stringpool_template::new_key_offset): Remove code to initialize
5179 Stringpool_template::offset_.
5180 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5181 Stringpool_template::offset_ to zero.
5182
1aa37384
DK		 51832010-03-15 Doug Kwan <dougkwan@google.com>
5184
5185 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5186 offset_.
5187 (Stringpool_template::new_key_offset): New method.
5188 (Stringpool_template::add_string): Assign offsets when adding new
5189 strings.
5190 (Stringpool_template::set_string_offsets): Do not set string offsets
5191 when not optimizing.
5192 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5193 member size_.
5194 (Chunked_vector::clear): Clear size_.
5195 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5196 (Chunked_vector::size): Return size_.
5197 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5198 (Chunked_vector::size_): New data member.
1aa37384
DK		 5199 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5200 (Stringpool_template::new_key_offset): New method declaration.
5201 (Stringpool_template::offset_): New data member.
5202
b672b057
RÁE		 52032010-03-15 Rafael Espindola <espindola@google.com>
5204
5205 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5206 Add_symbols' constructor.
5207 * readsyms.h (Add_symbols): Remove the input_group member.
5208
b6848d3c
ILT		 52092010-03-10 Ian Lance Taylor <iant@google.com>
5210
5211 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5212 target to ask whether a reference to a symbol requires a stack
5213 split.
5214 * target.h (Target::is_call_to_non_split): New function.
5215 (Target::do_is_call_to_non_split): Declare virtual function.
5216 * target.cc: Include "symtab.h".
5217 (Target::do_is_call_to_non_split): New function.
5218 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5219
a2a5469e
CC		 52202010-03-10 Cary Coutant <ccoutant@google.com>
5221
5222 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5223 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5224 (File_read::open[2]): Add whole_file_view_ to list of views.
5225 (File_read::make_view): Remove test of whole_file_view_.
5226 (File_read::find_or_make_view): Create whole_file_view_ if
5227 necessary.
5228 (File_read::clear_views): Replace bool parameter with enum;
5229 adjust all callers. Don't delete views with permanent data;
5230 do delete cached views and views from archives if
5231 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5232 if clearing the corresponding view.
5233 * fileread.h (File_read::Clear_views_mode): New enum.
5234 (File_read::View::is_permanent_view): New method.
5235 (File_read::clear_views): Replace bool parameter
5236 with enum; adjust all callers.
5237 * options.h (General_options): Change keep_files_mapped option;
5238 add map_whole_files.
5239 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5240 releasing the file.
5241 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5242 the file.
5243
8861f32b
DM		 52442010-03-10 David S. Miller <davem@davemloft.net>
5245
5246 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5247
d62d0f5f
ST		 52482010-03-09 Sriraman Tallam <tmsriram@google.com>
5249
5250 * icf.cc (get_section_contents): Add '@' marker after processing the
5251 merge reloc.
5252
9177756d
DK		 52532010-03-08 Doug Kwan <dougkwan@google.com>
5254
5255 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5256 due to a conversion warning.
5257 (Arm_relobj::update_output_local_symbol_count): Check for local
5258 symbol with unset output index.
5259
9e9e071b
ILT		 52602010-03-05 Ian Lance Taylor <iant@google.com>
5261
5262 * options.h (class General_options): Add --spare-dynamic-tags.
5263 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5264 --spare-dynamic-tags.
5265
a81ee015
ILT		 52662010-03-05 Ian Lance Taylor <iant@google.com>
5267
5268 * incremental.cc: Include "libiberty.h".
5269
44ec90b9
RO		 52702010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5271
5272 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5273 function, is_info_ member.
5274 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5275 (Versions::Versions): Update caller.
5276 (Versions::define_base_version): Likewise.
5277 (Versions::add_def): Likewise.
5278
0897ed3b
ST		 52792010-03-03 Sriraman Tallam <tmsriram@google.com>
5280
5281 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5282 (Scan::possible_function_pointer_reloc): New function.
5283 (Scan::local_reloc_may_be_function_pointer): Change to call
5284 possible_function_pointer_reloc.
5285 (Scan::global_reloc_may_be_function_pointer): Ditto.
5286 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5287 relocations in ".data.rel.ro._ZTV" section.
5288 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5289 * testsuite/icf_safe_so_test.cc: Ditto.
5290 * testsuite/icf_safe_test.cc: Ditto.
5291 * testsuite/icf_safe_test.sh: Ditto.
5292
d3bbad62
ILT		 52932010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5294 Ian Lance Taylor <iant@google.com>
5295
5296 * target-reloc.h (relocate_section): Check the symbol table index
5297 for -1U before setting the local symbol index.
5298 (scan_relocatable_relocs): If copying the relocation, record that
5299 the local symbol is required.
5300 * object.h (Symbol_value::is_output_symtab_index_set): New
5301 function.
5302 (Symbol_value::may_be_discarded_from_output_symtab): New
5303 function.
5304 (Symbol_value::has_output_symtab_entry): New function.
5305 (Symbol_value::needs_output_symtab_entry): Remove.
5306 (Symbol_value::output_symtab_index): Make sure the symbol index is
5307 set.
5308 (Symbol_value::set_output_symtab_index): Make sure the symbol
5309 index is not set. Make sure the new index is valid.
5310 (Symbol_value::set_must_have_output_symtab_entry): New function.
5311 (Symbol_value::has_output_dynsym_entry): New function.
5312 (Symbol_value::set_output_dynsym_index): Make sure the new index
5313 is valid.
5314 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5315 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5316 local symbol if permitted.
5317 (Sized_relobj::do_finalize_local_symbols): Call
5318 is_output_symtab_index_set rather than needs_output_symtab_entry.
5319 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5320 rather than needs_output_symtab_entry. Call
5321 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5322 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5323 is_output_symtab_index_set rather than needs_output_symtab_entry.
5324 * testsuite/discard_locals_relocatable_test.c: New file.
5325 * testsuite/discard_locals_test.sh: Test -r.
5326 * testsuite/Makefile.am (check_DATA): Add
5327 discard_locals_relocatable_test1.syms,
5328 discard_local_relocatable_test2.syms.
5329 (MOSTLYCLEANFILES): Likewise. Also add
5330 discard_locals_relocatable_test1.lout and
5331 discard_locals_relocatable_test2.out.
5332 (discard_locals_relocatable_test1.syms): New target.
5333 (discard_locals_relocatable_test.o): New target.
5334 (discard_locals_relocatable_test1.out): New target.
5335 (discard_locals_relocatable_test2.syms): New target.
5336 (discard_locals_relocatable_test2.out): New target.
5337 (various): Add missing ../ld-new dependencies.
5338 * testsuite/Makefile.in: Rebuild.
5339
7e8ccf26
NC		 53402010-03-03 Nick Clifton <nickc@redhat.com>
5341
5342 * po/fi.po: New Finnish translation.
5343
2a0ff005
DK		 53442010-03-01 Doug Kwan <dougkwan@google.com>
5345
5346 * layout.cc (Layout::Layout): Force section types of .init_array*,
5347 .preinit_array* and .fini_array* sections.
5348 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5349 Fix check of return value of std::string::find.().
5350 (Output_section::Input_section_sort_compare::operator()): Remove
5351 comment about .init_array.
5352 (Output_section::Input_section_sort_init_fini_compare::operator()):
5353 New method.
5354 (Output_section::sort_attached_input_sections): Handle .init_array
5355 and .fini_array specially.
5356 * output.h (Output_section::Inut_section_sort_compare): Update
5357 comment.
5358 (Output_section::Input_section_sort_init_fini_compare): New struct.
5359
c3e4ae29
DK		 53602010-02-26 Doug Kwan <dougkwan@google.com>
5361
5362 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5363 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5364 * testsuite/debug_msg.sh: Avoid matching source line number for
5365 use of global variable undef_int.
5366
2fd9ae7a
DK		 53672010-02-26 Doug Kwan <dougkwan@google.com>
5368
5369 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5370 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5371 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5372 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5373 * options.cc (General_options::General_options): Initialize member
5374 fix_v4bx_.
5375 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5376 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5377 and rm_no_fix_v4bx.stdout
5378 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5379 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5380 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5381 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5382 and arm_no_fix_v4bx.
5383 * Makefile.in: Regenerate.
5384 * testsuite/arm_fix_v4bx.s: New file.
5385 * testsuite/arm_fix_v4bx.sh: Ditto.
5386
67ec7d0b
DK		 53872010-02-24 Doug Kwan <dougkwan@google.com>
5388
5389 * arm.cc (Target_arm::got_section): Make the .got section the first
5390 non RELRO section in the data segment.
5391 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5392 suffixes of section names.
5393
10165461
DK		 53942010-02-24 Doug Kwan <dougkwan@google.com>
5395
5396 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5397 flags and attributes merging if an input file is a binary file.
5398 * fileread.cc (Input_file::open): Record format of original file.
5399 * fileread.h (Input_file::Format): New enum type.
5400 (Input_file::Input_file): Initialize data member format_.
5401 (Input_file::format): New method definition.
5402 (Input_file::format_):: New data member.
5403
4a54abbb
DK		 54042010-02-24 Doug Kwan <dougkwan@google.com>
5405
5406 * arm.cc (Arm_output_data_got): New class.
5407 (ARM_TCB_SIZE): New constant
5408 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5409 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5410 If user uses a script with a SECTIONS clause, issue only a warning
5411 for a misplaced EXIDX input section. Otherwise, issue an error.
5412 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5413 garbage collection.
5414 (Target_arm::got_mode_index_entry): Handle static linking.
5415 (Target_arm::Scan::local): Ditto.
5416 (Target_arm::Scan::global): Ditto.
5417 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5418 all incorrectly implemented relocations.
e1df38aa 5419 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5420 Arm_output_section::fix_exidx_coverage.
5421 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5422 from ".ARM.exidx." and ".ARM.extab.".
5423
ca419a6f
ILT		 54242010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5425
5426 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5427 section if it does not already exist.
5428 * attributes.cc (Attributes_section_data::Attributes_section_data):
5429 Don't crash if size is zero.
5430
135b9c78
ILT		 54312010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5432 Ian Lance Taylor <iant@google.com>
5433
5434 * gold.cc (queue_middle_tasks): If no input files were opened,
5435 exit.
5436 * workqueue.h (Task_function::Task_function): Assert that there is
5437 a blocker.
5438
bb0bfe4f
DK		 54392010-02-22 Doug Kwan <dougkwan@google.com>
5440
5441 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5442 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5443 types to avoid warnings due to different uint64_t implementations
5444 on different hosts.
5445
2a2b6d42
DK		 54462010-02-21 Doug Kwan <dougkwan@google.com>
5447
5448 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5449 handling of the maximum backward branch offset.
5450 (Arm_relocate_functions::thumb_branch_common): Ditto.
5451 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5452 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5453 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5454 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5455 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5456 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5457 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5458 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5459 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5460 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5461 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5462 thumb2_bl_out_of_range.o): New rules.
5463 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5464 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5465 thumb2_bl_out_of_range
5466 * testsuite/Makefile.in: Regenerate.
5467 * testsuite/arm_bl_in_range.s: New file.
5468 * testsuite/arm_bl_out_of_range.s: Ditto.
5469 * testsuite/arm_branch_in_range.sh: Ditto.
5470 * testsuite/arm_branch_range.t: Ditto.
5471 * testsuite/thumb2_branch_range.t: Ditto.
5472 * testsuite/thumb_bl_in_range.s: Ditto.
5473 * testsuite/thumb_bl_out_of_range.s: Ditto.
5474 * testsuite/thumb_branch_range.t: Ditto.
5475
b487ad64
ST		 54762010-02-20 Sriraman Tallam <tmsriram@google.com>
5477
5478 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5479 Add reloc offset information.
5480 * icf.cc (get_section_contents): Change iterators to point to the new
5481 vectors. Add reloc offset information to the contents.
5482 * icf.h (Icf::Sections_reachable_info): New typedef.
5483 (Icf::Sections_reachable_list): New typedef.
5484 (Icf::Offset_info): New typedef.
5485 (Icf::Reloc_info): New struct typedef.
5486 (Icf::Reloc_info_list): New typedef.
5487 (Icf::symbol_reloc_list): Delete method.
5488 (Icf::addend_reloc_list): Delete method.
5489 (Icf::section_reloc_list): Delete method.
5490 (Icf::reloc_info_list): New method.
5491 (Icf::reloc_info_list_): New member.
5492
f96accdf
DK		 54932010-02-19 Doug Kwan <dougkwan@google.com>
5494
5495 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5496 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5497 * arm.cc (Arm_relocation_functions): New forward declaration.
5498 (Target_arm::Target_arm): Initialize new data members
5499 got_mod_index_offset_ and tls_base_symbol_defined_.
5500 (Target_arm::Relocate::relocate_tls): New method.
5501 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5502 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5503 New methods.
5504 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5505 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5506 (Target_arm::got_mod_index_offset_,
5507 Target_arm::tls_base_symbol_defined_): New data members.
5508 (Target_arm::Scan::local, Target::Scan::global,
5509 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5510 relocations.
5511
c8761b9a
DK		 55122010-02-18 Doug Kwan <dougkwan@google.com>
5513
5514 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5515 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5516 text section as a parameter becuase some broken tools may not set
5517 the link in section header.
5518 (Target_arm::has_got_section): New method.
5519 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5520 without any mapping symbol as data only. Remove warning.
5521 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5522 link in its section header, try to discover the link by inspecting the
5523 REL31 relocation at the beginning of the section.
5524 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5525 in error message.
5526 (Target_arm::Scan::global): Treat any reference to the symbol
5527 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5528
21bb3914
ST		 55292010-02-12 Sriraman Tallam <tmsriram@google.com>
5530
5531 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5532 (Scan::global_reloc_may_be_function_pointer): New function.
5533 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5534 (Scan::global_reloc_may_be_function_pointer): New function.
5535 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5536 (Scan::global_reloc_may_be_function_pointer): New function.
5537 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5538 (Scan::global_reloc_may_be_function_pointer): New function.
5539 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5540 (Scan::global_reloc_may_be_function_pointer): New function.
5541 (Scan::possible_function_pointer_reloc): New function.
5542 (Target_x86_64::can_check_for_function_pointers): New function.
5543 * gc.h (gc_process_relocs): Scan relocation types to determine if
5544 function pointers were taken for targets that support it.
5545 * icf.cc (Icf::find_identical_sections): Include functions for
5546 folding in safe ICF whose pointer is not taken.
5547 * icf.h (Secn_fptr_taken_set): New typedef.
5548 (fptr_section_id_): New member.
5549 (section_has_function_pointers): New function.
5550 (set_section_has_function_pointers): New function.
5551 (check_section_for_function_pointers): New function.
5552 * options.h: Fix comment for safe ICF option.
5553 * target.h (can_check_for_function_pointers): New function.
5554 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5555 Modify icf_safe_test for X86-64.
5556 * testsuite/Makefile.in: Regenerate.
5557 * testsuite/icf_safe_so_test.cc: New file.
5558 * testsuite/icf_safe_so_test.sh: New file.
5559 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5560 (main): Change to take pointer to function kept_func_3.
5561 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5562 folding is done correctly for X86-64.
5563
0da6fa6c
DM		 55642010-02-12 David S. Miller <davem@davemloft.net>
5565
5566 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5567 is_symbolless parameter.
5568 (Output_reloc<SHT_REL>::is_symbolless): New.
5569 (Output_reloc<SHT_REL>::is_symbolless_): New.
5570 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5571 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5572 (Output_reloc<SHT_RELA>::is_symbolless): New.
5573 (Output_data_reloc::add_global): Handle is_symbolless.
5574 (Output_data_reloc::add_global_relative): Likewise.
5575 (Output_data_reloc::add_local): Likewise.
5576 (Output_data_reloc::add_local_relative): Likewise.
5577 (Output_data_reloc::add_symbolless_global_addend): New.
5578 (Output_data_reloc::add_symbolless_local_addend): New.
5579 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5580 is_symbolless.
5581 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5582 instead of ->is_relative_
5583 (Output_reloc::write): Likewise.
5584 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5585 (Output_reloc::write_rel): Simplify.
5586
5587 * sparc.cc (Target_sparc::Scan::local): Use
5588 ->add_symbolless_local_addend as needed.
5589 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5590 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5591 based upon relocation offset.
5592
e4782e83
DK		 55932010-02-11 Doug Kwan <dougkwan@google.com>
5594
5595 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5596 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5597 beginning of function.
5598 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5599 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5600 parameter is_32bit in calls to should_apply_static_reloc.
5601 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5602 (check_DATA): Add arm_abs_global.stdout.
5603 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5604 arm_abs_global.stdout): New rules.
5605 (MOSTLLYCLEANFILES): Add arm_abs_global
5606 * Makefile.in: Regenerate.
5607 * testsuite/arm_abs_global.s: New file.
5608 * testsuite/arm_abs_global.sh: Ditto.
5609 * testsuite/arm_abs_lib.s: Ditto.
5610
93ceb764
ILT		 56112010-02-11 Ian Lance Taylor <iant@google.com>
5612
5613 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5614 Read_relocs task.
5615 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5616 Allocate_commons_task first.
5617 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5618 task, rather than symtab_lock_.
5619 (Gc_process_relocs::~Gc_process_relocs): New function.
5620 (Gc_process_relocs::is_runnable): Check this_blocker_.
5621 (Gc_process_relocs::locks): Use next_blocker_ rather than
5622 blocker_.
5623 (Scan_relocs::~Scan_relocs): New function.
5624 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5625 symtab_lock_.
5626 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5627 next_blocker_.
5628 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5629 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5630 constructor accordingly.
5631 (class Gc_process_relocs): Likewise.
5632 (class Scan_relocs): Likewise.
5633 * common.h (class Allocate_commons_task): Remove symtab_lock_
5634 field, and corresponding constructor parameter.
5635 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5636 symtab_lock_.
5637 (Allocate_commons_task::locks): Likewise.
5638
114dfbe1
ILT		 56392010-02-11 Ian Lance Taylor <iant@google.com>
5640
5641 * gold-threads.h (class Once): Define.
5642 (class Initialize_lock): Rewrite as child of Once.
5643 * gold-threads.cc (class Once_initialize): Define.
5644 (once_pointer_control): New static variable.
5645 (once_pointer, once_arg): New static variables.
5646 (c_run_once): New static function.
5647 (Once::Once, Once::run_once, Once::internal_run): New functions.
5648 (class Initialize_lock_once): Remove.
5649 (initialize_lock_control): Remove.
5650 (initialize_lock_pointer): Remove.
5651 (initialize_lock_once): Remove.
5652 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5653 (Initialize_lock::initialize): Rewrite.
5654 (Initialize_lock::do_run_once): New function.
5655 * archive.cc (Archive::interpret_header): Only clear name if it is
5656 not already empty.
5657 * fileread.cc: Include "gold-threads.h"
5658 (file_counts_lock): New static variable.
5659 (file_counts_initialize_lock): Likewise.
5660 (File_read::release): Only increment counts when using --stats.
5661 Use a lock around the increment.
5662 * parameters.cc (class Set_parameters_target_once): Define.
5663 (set_parameters_target_once): New static variable.
5664 (Parameters::Parameters): Move here from parameters.h.
5665 (Parameters::set_target): Rewrite.
5666 (Parameters::set_target_once): New function.
5667 (Parameters::clear_target): Move here and rewrite.
5668 * parameters.h (class Parameters): Update declarations. Add
5669 set_parameters_target_once_ field.
5670 (Parameters::Parameters): Move to parameters.cc.
5671 (Parameters::clear_target): Likewise.
5672 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5673 task.
5674 (Start_group::~Start_group): New function.
5675 (Start_group::is_runnable): New function.
5676 (Start_group::locks, Start_group::run): New functions.
5677 (Finish_group::run): Change saw_undefined to size_t.
5678 * readsyms.h (class Start_group): Define.
5679 (class Finish_group): Change saw_undefined_ field to size_t.
5680 (Finish_group::Finish_group): Remove saw_undefined and
5681 this_blocker parameters. Change all callers.
5682 (Finish_group::set_saw_undefined): New function.
5683 (Finish_group::set_blocker): New function.
5684 * symtab.h (class Symbol_table): Change saw_undefined to return
5685 size_t. Change saw_undefined_ field to size_t.
5686 * target-select.cc (Set_target_once::do_run_once): New function.
5687 (Target_selector::Target_selector): Initialize set_target_once_
5688 field. Don't initialize lock_ and initialize_lock_ fields.
5689 (Target_selector::instantiate_target): Rewrite.
5690 (Target_selector::set_target): New function.
5691 * target-select.h (class Set_target_once): Define.
5692 (class Target_selector): Update declarations. Make
5693 Set_target_once a friend. Remove lock_ and initialize_lock_
5694 fields. Add set_target_once_ field.
5695
fa17a3f4
ILT		 56962010-02-10 Ian Lance Taylor <iant@google.com>
5697
5698 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5699 queueing any tasks.
5700 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5701 (queue_middle_tasks): Add all blockers before queueing any tasks.
5702 (queue_final_tasks): Likewise.
5703 * token.h (Task_token::add_blockers): New function.
5704 * object.h (Input_objects::number_of_relobjs): New function.
5705
c7177d31
ILT		 57062010-02-10 Ian Lance Taylor <iant@google.com>
5707
5de0e392
ILT		 5708 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5709 shared, not if not position independent.
5710 * x86_64.cc (Relocate::relocate_tls): Likewise.
5711 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5712 (tls_pie_pic_test): New target.
5713 * testsuite/Makefile.in: Rebuild.
5714
c7177d31
ILT		 5715 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5716 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5717 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5718 * testsuite/Makefile.in: Rebuild.
5719
684b268a
DM		 57202010-02-09 David S. Miller <davem@davemloft.net>
5721
5722 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5723 R_SPARC_RELATIVE using ->add_local_relative().
5724 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5725
612a8d3d
DM		 5726 * output.h (Output_data_dynamic::add_section_size): New method
5727 that takes two Output_data objects.
5728 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5729 entry param. Handle it in initializers.
5730 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5731 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5732 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5733 arg.
5734 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5735 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5736 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5737 for dynrel_includes_plt.
5738 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5739 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5740 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5741 before .rela.plt
5742 (Target_sparc::do_finalize_sections): Update to pass true for
5743 dynrel_includes_plt.
5744 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5745 output before .rela.plt
5746 (Target_powerpc::do_finalize_sections): Update to pass true for
5747 dynrel_includes_plt when 32-bit.
5748
cb1be87e
DK		 57492010-02-08 Doug Kwan <dougkwan@google.com>
5750
5751 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5752 method.
5753 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5754 Arm_relobj::scan_section_for_cortex_a8_stubs,
5755 Arm_relobj::do_relocation_section): Instead of calling
5756 Output_section::output_address, use faster
5757 Arm_relobj::simple_input_section_output_address.
5758
705b5121
DM		 57592010-02-08 David S. Miller <davem@davemloft.net>
5760
5761 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5762 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5763 relocation helper function.
5764
024c4466
DM		 5765 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5766 just like R_SPARC_GOT{10,13,22}.
5767 (Target_sparc::Scan::local): Likewise.
5768 (Target_sparc::Relocate:relocate): Likewise.
5769
9109c078
ILT		 57702010-02-06 Ian Lance Taylor <iant@google.com>
5771
5772 * configure.ac: Rewrite targetobjs duplicate removal code to use
5773 only shell constructs.
5774 * configure: Rebuild.
5775
cf846138
DK		 57762010-02-05 Doug Kwan <dougkwan@google.com>
5777
5778 PR 11247
5779 * arm.cc (Arm_relobj::section_is_scannable): New method.
5780 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5781 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5782
6cfaf60b
DK		 57832010-02-04 Doug Kwan <dougkwan@google.com>
5784
5785 PR 11247
5786 * arm-reloc-property.cc (cstdio): Include.
5787 * configure.ac (targetobjs): Remove duplicates.
5788 * configure: Regenerate.
5789 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5790 big and little endian version for a given address size.
5791
5c57f1be
DK		 57922010-02-03 Doug Kwan <dougkwan@google.com>
5793
5794 * arm-reloc-property.cc
5795 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5796 definition.
5797 * arm-reloc-property.h
5798 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5799 New method definition.
5800 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5801 declaration.
5802 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5803 overflow to N.
5804 (GOT_PREL): Change implemented to Y.
5805 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5806 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5807 (Arm_relocate_functions::movw_abs_nc): Remove method.
5808 (Arm_relocate_functions::movt_abs): Ditto.
5809 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5810 (Arm_relocate_functions::thm_movt_abs): Ditto.
5811 (Arm_relocate_functions::movw_rel_nc): Ditto.
5812 (Arm_relocate_functions::movw_rel): Ditto.
5813 (Arm_relocate_functions::movt_rel): Ditto.
5814 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5815 (Arm_relocate_functions:thm_movw_rel): Ditto.
5816 (Arm_relocate_functions:thm_movt_rel): Ditto.
5817 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5818 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5819 New method definitions.
5820 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5821 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5822 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5823 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5824 (Target_arm::Relocate::relocate): Check for non-static or
5825 unimplemented relocation code and exit early. Change calls to
5826 Target_arm::reloc_uses_thumb_bit and
5827 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5828 instead. Refactor code to handle similar relocations to increase
5829 code sharing. Remove check for unsupported relocation code in switch
5830 statement.
5831 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5832 relocation property table to find out size. Change error message to
5833 print out the name of a relocation code instead of the numeric value.
5834 (Target_arm::scan_reloc_for_stub): Use relocation property table
5835 instead of calling Target_arm::reloc_uses_thumb_bit().
5836
218c5831
DK		 58372010-02-02 Doug Kwan <dougkwan@google.com>
5838
5839 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5840 types of relaxed input section.
5841
0d31c79d
DK		 58422010-02-02 Doug Kwan <dougkwan@google.com>
5843
5844 * Makefile.am (HFILES): Add arm-reloc-property.h.
5845 (DEFFILES): New.
5846 (TARGETSOURCES): Add arm-reloc-property.cc
5847 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5848 (libgold_a_SOURCES): $(DEFFILES)
5849 * Makefile.in: Regenerate.
5850 * arm-reloc-property.cc: New file.
5851 * arm-reloc-property.h: New file.
5852 * arm-reloc.def: New file.
5853 * arm.cc: Update comments.
5854 (arm-reloc-property.h): New included header.
5855 (arm_reloc_property_table): New global variable.
5856 (Target_arm::do_select_as_default_target): New method definition.
5857 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5858 arm-reloc-property to targ_extra_obj.
5859 * parameters.cc (set_parameters_target): Call
5860 Target::select_as_default_target().
5861 * target.h (Target::select_as_default_target): New method definition.
5862 (Target::do_select_as_default_target): Same.
5863
546c7457
DK		 58642010-02-01 Doug Kwan <dougkwan@google.com>
5865
5866 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5867 first_output_text_section_.
5868 (Arm_exidx_fixup::first_output_text_section): New method definition.
5869 (Arm_exidx_fixup::first_output_text_section_): New data member.
5870 (Arm_exidx_fixup::process_exidx_section): Record the first text
5871 output section seen.
5872 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5873 and entsize in output section header.
5874
11b861d5
DK		 58752010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5876
5877 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5878 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5879 (Arm_relocate_functions::thm_alu11): New Method.
5880 (Arm_relocate_functions::thm_pc8): New Method.
5881 (Arm_relocate_functions::thm_pc12): New Method.
5882 (Target_arm::Scan::local): Handle the relocations.
5883 (Target_arm::Scan::global): Likewise.
5884 (Target_arm::Relocate::relocate): Likewise.
5885 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5886
c9a2c125
DK		 58872010-01-29 Doug Kwan <dougkwan@google.com>
5888
5889 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5890 of relocation types as ld.
5891
1521477a
DK		 58922010-01-29 Doug Kwan <dougkwan@google.com>
5893
5894 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5895 to public.
5896 (Arm_relocate_functions::thumb_branch_common): Ditto.
5897 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5898 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5899 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5900 Arm_relocate_functions::jump24): Remove.
5901 (Target_arm::Relocate::relocate): Adjust code to call
5902 Arm_relocation_functions::arm_branch_common and
5903 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5904 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5905
e7eca48c
DK		 59062010-01-29 Doug Kwan <dougkwan@google.com>
5907
5908 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5909 output_local_symbol_count_needs_update_.
5910 (Arm_relobj::output_local_symbol_count_needs_update,
5911 Arm_relobj::set_output_local_symbol_count_needs_update,
5912 Arm_relobj::update_output_local_symbol_count): New methods.
5913 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5914 member.
5915 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5916 of pointed function as in a R_ARM_PREL31 relocation.
5917 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5918 for output local symbol count updating.
5919 (Target_arm::do_relax): Update output local symbol counts in objects
5920 if necessary.
5921 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5922
02961d7e
ILT		 59232010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5924
5925 * arm.cc: Added support for the ARM relocations:
5926 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5927 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5928 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5929 movw_prel_nc).
5930 (Arm_relocate_functions::movw_rel): New method.
5931 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5932 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5933 thm_movw_prel_nc).
5934 (Arm_relocate_functions::thm_movw_rel): New method.
5935 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5936 thm_movt_prel).
5937 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5938 relocations.
5939 (Target_arm::Scan::global): Likewise.
5940 (Target_arm::Relocate::relocate): Likewise.
5941 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5942 Likewise.
5943
b10d2873
ILT		 59442010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5945
5946 * arm.cc: Added support for ARM group relocations.
5947 (Target_arm::reloc_needs_sym_origin): New method.
5948 (Arm_relocate_functions::calc_grp_kn): New method.
5949 (Arm_relocate_functions::calc_grp_residual): New method.
5950 (Arm_relocate_functions::calc_grp_gn): New method.
5951 (Arm_relocate_functions::arm_grp_alu): New Method.
5952 (Arm_relocate_functions::arm_grp_ldr): New Method.
5953 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5954 (Arm_relocate_functions::arm_grp_ldc): New Method.
5955 (Target_arm::Scan::local): Handle the ARM group relocations.
5956 (Target_arm::Scan::global): Likewise.
5957 (Target_arm::Relocate::relocate): Likewise.
5958 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5959 Likewise.
5960
2b328d4e
DK		 59612010-01-26 Doug Kwan <dougkwan@google.com>
5962
5963 * arm.cc (set): Include.
5964 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5965 pointer type.
5966 (Arm_output_section::Text_section_list): New type.
5967 (Arm_output_section::append_text_sections_to_list): New method.
5968 (Arm_output_section::fix_exidx_coverage): Ditto.
5969 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5970 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5971 Relobj::set_section_offset() instead of
5972 Sized_relobj::invalidate_section_offset().
5973 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5974 parameter for section headers. Ignore relocation sections for
5975 unallocated sections and EXIDX sections.
5976 (Target_arm::fix_exidx_coverage): New method.
5977 (Target_arm::output_section_address_less_than): New type.
5978 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5979 linked text section instead of the EXIDX section.
5980 (Arm_output_section::create_stub_group): Add an assertion to check
5981 that this is not an EXIDX output section.
5982 (Arm_output_section::append_text_sections_to_list): New method.
5983 (Arm_output_section::fix_exidx_coverage): Ditto.
5984 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5985 Arm_relobj::section_needs_reloc_stub_scanning.
5986 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5987 first pass.
5988 (Target_arm::fix_exidx_coverage): New method.
5989 * object.h (Relobj::set_output_section): New method.
5990 (Sized_relobj::invalidate_section_offset): Remove method.
5991 (Sized_relobj::do_invalidate_section_offset): Remove method.
5992 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5993
c7f3c371
DK		 59942010-01-25 Doug Kwan <dougkwan@google.com>
5995
5996 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5997 Fix warning due to signed and unsigned comparison on a 32-bit host.
5998
8923b24c
DK		 59992010-01-22 Doug Kwan <dougkwan@google.com>
6000
6001 * arm.cc (Target_arm::do_relax): Record an output section for section
6002 offset adjustment it contains any stub table that has changed.
6003 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6004 offsets in an output section if necessary.
6005 * output.cc (Output_section::Output_section): Initialize
6006 section_offsets_need_adjustments_.
6007 (Output_section::add_input_section_for_script): Renamed to
6008 Output_section::add_simple_input_section.
6009 (Output_section::save_states): Add a comment.
6010 (Output_section::discard_states): New method defintion.
6011 (Output_section::adjust_section_offsets): Same.
6012 * output.h (Output_section::add_input_section_for_script): Renamed to
6013 Output_section::add_simple_input_section.
6014 (Output_section::discard_states): New method declaration.
6015 (Output_section::adjust_section_offsets): Same.
6016 (Output_section::section_offsets_need_adjustment,
6017 Output_section::set_section_offsets_need_adjustment): New method
6018 definitions.
6019 (Output_section::section_offsets_need_adjustment_): New data member.
6020 * script-sections.cc
6021 (Output_section_element_input::set_section_address): Adjust code for
6022 renaming of Output_section::add_input_section_for_script.
6023 (Orphan_output_section::set_section_address): Same.
6024
9b2fd367
DK		 60252010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6026
6027 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6028 Fix_v4bx enum values .
6029 * gold/options.h (General_options): New option definitions.
6030 (General_options::fix_v4bx): New method.
6031 (General_options::Fix_v4bx): New enum.
6032 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6033 (General_options::parse_fix_v4bx_interworking): New method.
6034
80d0d023
DK		 60352010-01-22 Doug Kwan <dougkwan@google.com>
6036
6037 * arm.cc (Arm_exidx_fixup): New class.
6038
af2cdeae
DK		 60392010-01-21 Doug Kwan <dougkwan@google.com>
6040
6041 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6042 classes.
6043 (Arm_exidx_section_offset_map): New type.
6044
993d07c1
DK		 60452010-01-21 Doug Kwan <dougkwan@google.com>
6046
6047 * arm.cc (Arm_exidx_input_section): New class.
6048 (Arm_relobj::exidx_input_section_by_link,
6049 Arm_relobj::exidx_input_section_by_shndx,
6050 Arm_relobj::make_exidx_input_section): New methods.
6051 (read_arm_attributes_section): Remove.
6052 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6053 information about them.
6054 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6055 to here.
6056
5ac169d4
DK		 60572010-01-20 Doug Kwan <dougkwan@google.com>
6058
6059 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6060 Input_section_specifier to Section_id.
6061 (Target_arm::new_arm_input_section: Adjust code for change of key
6062 type.
6063 (Target_arm::find_arm_input_section): Ditto.
6064 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6065 (Section_id): Remove.
6066 (Garbage_collection::Section_id_hash): Remove.
6067 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6068 (Section_id): Remove.
6069 (Icf::Section_id_hash): Remove.
6070 * object.h (Section_id, Const_section_id, Section_id_hash,
6071 Const_section_id_hash): New type definitions.
6072 * output.cc (Output_section::add_relaxed_input_section): Change to
6073 use Const_section_id instead of Input_section_specifier as key type.
6074 (Output_section::add_merge_input_section): Ditto.
6075 (Output_section::build_relaxation_map): Change to use Section_id
6076 instead of Input_section_specifier as key type.
6077 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6078 Ditto.
6079 (Output_section::convert_input_sections_to_relaxed_sections): Change
6080 to use Const_section_id instead of Input_section_specifier as key type.
6081 (Output_section::find_merge_section): Ditto.
6082 (Output_section::find_relaxed_input_section): Ditto.
6083 * output.h (Input_section_specifier): Remove class.
6084 (Output_section::Output_section_data_by_input_section_map): Change
6085 key type to Const_section_id.
6086 (Output_section::Output_relaxed_input_section_by_input_section_map):
6087 Ditto.
6088 (Output_section::Relaxation_map): Change key type to Section_id.
6089
a2162063
ILT		 60902010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6091
6092 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6093 (class Arm_v4bx_stub): New class.
6094 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6095 (Stub_factory::make_arm_v4bx_stub): New method.
6096 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6097 (Stub_table::empty): Handle v4bx stubs.
6098 (Stub_table::add_arm_v4bx_stub): New method.
6099 (Stub_table::find_arm_v4bx_stub): New method.
6100 (Arm_relocate_functions::v4bx): New method.
6101 (Target_arm::fix_v4bx): New method.
6102 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6103 (Stub_table::relocate_stubs): Likewise.
6104 (Stub_table::do_write): Likewise.
6105 (Stub_table::update_data_size_and_addralign): Likewise.
6106 (Stub_table::finalize_stubs): Likewise.
6107 (Target_arm::Scan::local): Likewise.
6108 (Target_arm::Scan::global): Likewise.
6109 (Target_arm::do_finalize_sections): Likewise.
6110 (Target_arm::Relocate::relocate): Likewise.
6111 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6112 Likewise.
6113 (Target_arm::scan_reloc_for_stub): Likewise.
6114 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6115
5696ab0b
ILT		 61162010-01-19 Ian Lance Taylor <iant@google.com>
6117
6118 * output.cc (Output_section_headers::do_sized_write): Write large
6119 segment count to sh_info field.
6120 (Output_file_header::do_sized_write): For large segment count,
6121 write PN_XNUM to e_phnum field.
6122
800d0f56
ILT		 61232010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6124
6125 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6126 (Arm_relocate_functions::thm_jump8): New function.
6127 (Arm_relocate_functions::thm_jump11): New function.
6128 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6129 R_ARM_THM_JUMP11.
6130 (Target_arm::Scan::global): Likewise.
6131 (Target_arm::Relocate::relocate): Likewise.
6132 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6133 Likewise.
6134
41263c05
DK		 61352010-01-14 Doug Kwan <dougkwan@google.com>
6136
6137 * arm.cc (map, utility): Include headers.
6138 (Target_arm::apply_cortex_a8_workaround): New method.
6139 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6140 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6141 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6142 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6143 the --[no-]fix-cortex-a8 command line options.
6144 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6145 (Target_arm::relocate_stub): Use addend in instruction template.
6146 * options.h (DEFINE_bool): Set the user-set flag.
6147 (General_options): Add --[no-]-fix-cortex options.
6148 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6149 : Update fast look-up map after conversion.
41263c05 6150
459e9b03
ST		 61512010-01-14 Sriraman Tallam <tmsriram@google.com>
6152
6153 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6154 in the first pass of do_layout.
6155
b521dfe4
DK		 61562010-01-13 Doug Kwan <dougkwan@google.com>
6157
6158 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6159 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6160 apparent compiler problem of not folding static constant integral
6161 data members of elfcpp::Elf_sizes<32>.
6162
44272192
DK		 61632010-01-13 Doug Kwan <dougkwan@google.com>
6164
6165 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6166 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6167 Arm_relobj::scan_section_for_cortex_a8_erratum,
6168 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6169 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6170 sections to scan for relocation stubs into a new method
6171 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6172 relocation and Cortex-A8 stub scanning.
6173 (Target_arm::do_relax): Force stubs to be after stubbed sections
6174 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6175 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6176 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6177
44b71ece
ILT		 61782010-01-12 Ian Lance Taylor <iant@google.com>
6179
6180 * target-reloc.h (visibility_error): New inline function.
6181 (relocate_section): Call visibility_error.
6182 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6183 (MOSTLYCLEANFILES): Likewise.
6184 (protected_4_pic.o, protected_3.err): New targets.
6185 * testsuite/protected_4.cc: New file.
6186
a120bc7f
DK		 61872010-01-12 Doug Kwan <dougkwan@google.com>
6188
6189 * arm.cc (Cortex_a8_reloc): New class.
6190 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6191 and cortex_a8_relocs_info_.
6192 (Target_arm::fix_cortex_a8): New method definition.
6193 (Target_arm::Cortex_a8_relocs_info): New type.
6194 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6195 New data member declarations.
6196 (Target_arm::scan_reloc_for_stub): Record information about
6197 relocations for THUMB branches that might be exempted from the
6198 Cortex-A8 workaround.
6199 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6200 at the beginning of a relaxation pass.
6201
20138696
DK		 62022010-01-12 Doug Kwan <dougkwan@google.com>
6203
6204 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6205 (Arm_relobj::Mapping_symbol_position,
6206 Arm_reloj::Mapping_symbol_position_less,
6207 Arm_relobj::Mapping_symbols_info): New types.
6208 (Target_arm::is_mapping_symbol_name): New method definition.
6209 (Arm_relobj::do_count_local_symbols): Save information about mapping
6210 symbols.
6211
089d69dc
DK		 62122010-01-11 Doug Kwan <dougkwan@google.com>
6213
6214 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6215 Arm_relocate_functions::thumb32_branch_upper,
6216 Arm_relocate_functions::thumb32_branch_lower,
6217 Arm_relocate_functions::thumb32_cond_branch_offset,
6218 Arm_relocate_functions::thumb32_cond_branch_upper,
6219 Arm_relocate_functions::thumb32_cond_branch_lower,
6220 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6221 branch offset encoding.
6222 (Arm_relocate_functions::thumb_branch_common): Use new branch
6223 offset encoding methods to avoid code duplication.
6224 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6225 (Stub_addend_reader::operator()): Use new branch encoding method
6226 to avoid code duplication.
6227
99e5bff2
DK		 62282010-01-11 Doug Kwan <dougkwan@google.com>
6229
6230 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6231 (Target_arm::do_finalize_sections): Define special EXIDX section
6232 symbols only if referenced.
6233 * gc.h (Garbage_collection::add_reference): New method.
6234 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6235 code duplication.
6236
98e090bd
ILT		 62372010-01-11 Ian Lance Taylor <iant@google.com>
6238
d0a91bd8
ILT		 6239 * script.cc (Version_script_info::build_expression_list_lookup):
6240 Change complaing about duplicate wildcard match from error to
6241 warning.
6242
98e090bd
ILT		 6243 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6244 of 2009-12-30.
6245 (Version_script_info::Version_script_info): Initialize globs_,
6246 default_version_, default_is_global_, and exact_. Don't
6247 initialize globals_ or locals_.
6248 (Version_script_info::build_lookup_tables): Build local symbols
6249 first.
6250 (Version_script_info::unquote): New function.
6251 (Version_script_info::add_exact_match): New function.
6252 (Version_script_info::build_expression_list_lookup): Remove lookup
6253 parameter. Add is_global parameter. Change all callers. Handle
6254 wildcard pattern specially. Unquote pattern. Call
6255 add_exact_match.
6256 (Version_script_info::get_name_to_match): New function.
6257 (Version_script_info::get_symbol_version): New function.
6258 (Version_script_info::get_symbol_version_helper): Remove.
6259 (Version_script_info::check_unmatched_names): Call unquote.
6260 * script.h (class Version_script_info): Change get_symbol_version
6261 to be non-inline and add is_global parameter; change all callers.
6262 Rewrite symbol_is_local. Update declarations. Define struct
6263 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6264 Remove globals_ and locals_ members. Add exact_, globs_,
6265 default_version_, is_global_.
6266 (Version_script_info::Glob): Remove pattern, add expression and
6267 is_global. Update constructor. Change all callers.
6268 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6269 default version.
6270 (Versions::symbol_section_contents): If a symbol is undefined, or
6271 defined in a dynamic object, set the version index to
6272 VER_NDX_LOCAL.
6273 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6274 symbol_is_local.
6275 (Symbol_table::add_from_pluginobj): Likewise.
6276 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6277
d56962d3
DK		 62782010-01-11 Doug Kwan <dougkwan@google.com>
6279
6280 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6281 (incremental_dump_LDADD): Add linking option for libintl.
6282 * Makefile.in: Regenerate.
6283
94e6ee91
L		 62842010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6285
6286 PR gold/11144
6287 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6288 instead of -Ds.
6289 * testsuite/Makefile.in: Regenerated.
6290
e96c574b
DK		 62912010-01-10 Doug Kwan <dougkwan@google.com>
6292
6293 * options.h (DEFINE_var): Use parentheses around argument varname__
6294 in macro body to avoid any unintended subsequent substitutions.
6295
7198066b
ILT		 62962010-01-10 Ian Lance Taylor <iant@google.com>
6297
ba4d53bf
ILT		 6298 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6299 candidates before doing symbol resolution.
6300
7198066b
ILT		 6301 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6302 ODR candidates if only one is weak.
6303
a2beed37
ILT		 63042010-01-08 Ian Lance Taylor <iant@google.com>
6305
6306 * script.cc (Version_script_info::build_expression_list_lookup):
6307 Don't warn about ambiguous version, just record the ambiguity.
6308 (Version_script_info::get_symbol_version_helper): Give error if
6309 version is ambiguous.
6310
2fb7225c
DK		 63112010-01-08 Doug Kwan <dougkwan@google.com>
6312
6313 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6314 prev_data_size_ and prev_addralign_. Remove initializer for
6315 deleted data member has_been_changed_.
6316 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6317 to determine if the table is empty.
6318 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6319 Remove.
6320 (Stub_table::add_reloc_stub): Define method in class definition
6321 instead of just declaring it there.
6322 (Stub_table::add_cortex_a8_stub): New method definition.
6323 (Stub_table::update_data_size_and_addralign): Ditto.
6324 (Stub_table::finalize_stubs): Ditto.
6325 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6326 (Stub_table::do_addralign_): Return address alignment in the
6327 (Stub_table::do_reset_address_and_file_offset): Define method in
6328 class definition instead of declaring it there. Set current data
6329 size to be the data size of the previous pass.
6330 (Stub_table::set_final_data_size): Use current data size as the
6331 final data size.
6332 (Stub_table::relocate_stub): Change parameter type of stub from
6333 Reloc_stub pointer to Stub pointer.
6334 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6335 (Stub_table::Cortex_a8_stub_list): New typedef.
6336 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6337 Stub_table::prev_addralign_): New data member.
6338 (Arm_relobj::Arm_relobj): Initialize data member
6339 section_has_cortex_a8_workaround_.
6340 (Arm_relobj::section_has_cortex_a8_workaround,
6341 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6342 definitions.
6343 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6344 declarations.
6345 (Target_arm::relocate_stub): Change parameter type of stub from
6346 Reloc_stub pointer to Stub pointer.
6347 (Insn_template::size, Insn_template::alignment): Handle
6348 THUMB16_SPECIAL_TYPE.
6349 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6350 Stub_table::update_data_size_and_addralign,
6351 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6352 definitions.
6353 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6354 (Stub_table::do_write): Ditto.
6355 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6356
880cd20d
ILT		 63572010-01-08 Ian Lance Taylor <iant@google.com>
6358
6359 PR 11108
6360 * symtab.h (class Symbol): Remove fields is_target_special_ and
6361 has_plt_offset_. Add field is_defined_in_discarded_section_.
6362 (Symbol::is_defined_in_discarded_section): New function.
6363 (Symbol::set_is_defined_in_discarded_section): New function.
6364 (Symbol::has_plt_offset): Rewrite.
6365 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6366 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6367 Don't initialize is_target_special_ or has_plt_offset_.
6368 Initialize is_defined_in_discarded_section_.
6369 (Symbol_table::add_from_relobj): If appropriate, set
6370 is_defined_in_discarded_section.
6371 * resolve.cc (Symbol::override_base_with_special): Don't test
6372 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6373 * target-reloc.h (relocate_section): Do special handling for
6374 symbols defined in discarded sections for global symbols as well
6375 as local symbols.
6376
2703e3eb
ILT		 63772010-01-08 Ian Lance Taylor <iant@google.com>
6378
6379 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6380 the SHT_SYMTAB case.
6381
339d40a3
ILT		 63822010-01-08 Ian Lance Taylor <iant@google.com>
6383
6384 * object.cc (Sized_relobj::do_layout): Don't get confused if
6385 layout_eh_frame returns NULL.
6386
abecea76
ILT		 63872010-01-08 Ian Lance Taylor <iant@google.com>
6388
6389 PR 11084
6390 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6391 dynamic symbol table, use the normal symbol table.
6392 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6393 symbol table.
6394
6b7dd3f3
ILT		 63952010-01-08 Ian Lance Taylor <iant@google.com>
6396
6397 PR 11072
6398 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6399 sections.
6400
36c50e63
L		 64012010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6402
6403 * version.cc (print_version): Change to "Copyright 2010".
6404
e291e7b9
ILT		 64052010-01-08 Ian Lance Taylor <iant@google.com>
6406
6407 PR 10287
6408 PR 11063
6409 * i386.cc (class Target_i386): Change return type of plt_section
6410 to be non-const.
6411 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6412 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6413 tls_desc_rel_ field.
6414 (Output_data_plt_i386::rel_tls_desc): New function.
6415 (Target_i386::rel_tls_desc_section): New function.
6416 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6417 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6418 R_386_TLS_DESC reloc in rel_tls_desc_section.
6419 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6420 Define struct Tlsdesc_info.
6421 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6422 (Target_x86_64::do_reloc_symbol_index): New function.
6423 (Target_x86_64::add_tlsdesc_info): New function.
6424 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6425 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6426 tlsdesc_rel_ field.
6427 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6428 all callers.
6429 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6430 (Target_x86_64::rela_tlsdesc_section): New function.
6431 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6432 handling.
6433 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6434 (Target_x86_64::do_reloc_addend): New function.
6435 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6436 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6437 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6438 (Output_reloc::type): New function.
6439 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6440 (Output_reloc::is_target_specific): New function.
6441 (Output_reloc::target_arg): New function.
6442 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6443 absolute relocs and target specific relocs.
6444 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6445 add_target_specific.
6446 (class Output_data_reloc) [SHT_RELA]: Likewise.
6447 * output.cc (Output_reloc::Output_reloc): Add four new versions
6448 for absolute relocs and target specific relocs.
6449 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6450 (Output_reloc::get_symbol_index): Likewise.
6451 (Output_reloc::local_section_offset): Check that local_sym_index_
6452 is not TARGET_CODE or 0.
6453 (Output_reloc::symbol_value): Likewise.
6454 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6455 reloc.
6456 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6457 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6458 functions.
6459 * layout.cc (add_target_dynamic_tags): Use output section for
6460 DT_PLTRELSZ and DT_JMPREL.
6461
3a44184e
ILT		 64622010-01-07 Ian Lance Taylor <iant@google.com>
6463
6464 PR 11061
6465 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6466 function.
6467 (class Output_data_reloc_generic): Define.
6468 (class Output_data_reloc_base): Change base class to
6469 Output_data_reloc_generic. Change add() method to call
6470 bump_relative_reloc_count for a relative reloc. Remove
6471 sort_relocs_ field.
6472 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6473 to sort_relocs().
6474 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6475 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6476 appropriate.
6477 * layout.h (class Layout): Update declaration.
6478
ea715a34
ILT		 64792010-01-07 Ian Lance Taylor <iant@google.com>
6480
6481 * output.h (class Output_data): Add const version of
6482 output_section and do_output_section.
6483 (class Output_section_data): Add const version of
6484 do_output_section.
6485 (class Output_section): Likewise.
6486 * layout.cc (Layout::add_target_dynamic_tags): New function.
6487 * layout.h (class Layout): Update declarations.
6488 * arm.cc (Target_arm::do_finalize_sections): Use
6489 add_target_dynamic_tags.
6490 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6491 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6492 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6493 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6494
659948a4
ILT		 64952010-01-07 Ian Lance Taylor <iant@google.com>
6496
6497 PR 11042
6498 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6499 object as needed.
6500
9d3b86f6
ILT		 65012010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6502 Ian Lance Taylor <iant@google.com>
6503
6504 PR 11019
6505 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6506 Xindex::read_symtab_xindex.
6507
bb0d3eb0
DK		 65082010-01-07 Doug Kwan <dougkwan@google.com>
6509
6510 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6511 (Insn_template::thumb16_bcond_insn): New method declaration.
6512 (Insn_template): Fix spelling.
6513 (Stub::thumb16_special): New method declaration.
6514 (Stub::do_write): Define virtual method which was previously pure
6515 virtual.
6516 (Stub::do_thumb16_special): New method declaration.
6517 (Stub::do_fixed_endian_write): New template member.
6518 (Reloc_stub::do_write): Remove.
6519 (Reloc_stub::do_fixed_endian_write): Remove.
6520 (Cortex_a8_stub): New class definition.
6521 (Stub_factory::make_cortex_a8_stub): New method definition.
6522 (Stub_factory::Stub_factory): Add missing static storage class
6523 qualifier for elf32_arm_stub_a8_veneer_blx.
6524
ffeef7df
ILT		 65252010-01-07 Ian Lance Taylor <iant@google.com>
6526
dc3f80fe
ILT		 6527 PR 10980
6528 * options.h (class General_options): Add --warn-unresolved-symbols
6529 and --error-unresolved-symbols.
6530 * errors.cc (Errors::undefined_symbol): Implement
6531 --warn-unresolved-symbols.
6532
ffeef7df
ILT		 6533 * options.h (class General_options): Add -z text and -z textoff.
6534 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6535
f1ec9ded
ST		 65362010-01-06 Sriraman Tallam <tmsriram@google.com>
6537
6538 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6539 (Garbage_collection::cident_sections): New function.
6540 (Garbage_collection::add_cident_section): New function.
6541 (Garbage_collection::cident_sections_): New member.
6542 (gc_process_relocs): Add references to sections whose names are C
6543 identifiers.
6544 * gold.h (cident_section_start_prefix): New constant.
6545 (cident_section_stop_prefix): New constant.
6546 (is_cident): New function.
6547 * layout.cc (Layout::define_section_symbols): Replace string constants
6548 with the newly defined constants.
6549 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6550 C identifiers.
6551 * testsuite/Makefile.am: Add gc_orphan_section_test.
6552 * testsuite/Makefile.in: Regenerate.
6553 * testsuite/gc_orphan_section_test.cc: New file.
6554 * testsuite/gc_orphan_section_test.sh: New file.
6555
6eda8c29
ILT		 65562010-01-06 Ian Lance Taylor <iant@google.com>
6557
b9674e17
ILT		 6558 PR 10980
6559 * options.h (class General_options): Add --warn-shared-textrel.
6560 * layout.cc (Layout::finish_dynamic_section): Implement
6561 --warn-shared-textrel.
6562
6eda8c29
ILT		 6563 PR 10980
6564 * options.h (class General_options): Add --warn-multiple-gp.
6565
32dcd44e
ILT		 65662010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6567
6568 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6569 $(THREADSLIB) and $(LIBDL).
6570 * Makefile.in: Rebuild.
6571
a192ba05
ILT		 65722010-01-06 Ian Lance Taylor <iant@google.com>
6573
6574 PR 10980
6575 * options.cc (General_options::parse_section_start): New function.
6576 (General_options::section_start): New function.
6577 (General_options::General_options): Initialize all members.
6578 * options.h: Include <map>
6579 (class General_options): Add --section-start. Add section_starts_
6580 member.
6581 * layout.cc (Layout::attach_allocated_section_to_segment): If
6582 --section-start was used, set the address of the segment. Remove
6583 local sort_sections.
6584 (Layout::relaxation_loop_body): If the address of the load segment
6585 has been set by --section-start, don't use it.
6586 * output.h (Output_segment::update_flags_for_output_section): New
6587 function.
6588 * output.cc (Output_segment::add_output_section): Call
6589 update_flags_for_output_section.
6590
dde3f402
ILT		 65912010-01-05 Ian Lance Taylor <iant@google.com>
6592
62dfdd4d
ILT		 6593 PR 10980
6594 * options.h (class General_options): Add --undefined-version.
6595 * script.cc (struct Version_expression): Add was_matched_by_symbol
6596 field.
6597 (Version_script_info::matched_symbol): New function.
6598 (Version_script_info::get_symbol_version_helper): Call
6599 matched_symbol.
6600 (Version_script_info::check_unmatched_names): New function.
6601 * script.h (class Version_script_info): Update declarations.
6602 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6603
9c4ae156
ILT		 6604 * options.h (class General_options): Use DEFINE_bool_alias for
6605 allow_multiple_definition.
6606 * resolve.cc (Symbol_table::should_override): Don't test
6607 allow_multiple_definition.
6608
dde3f402
ILT		 6609 PR 10980
6610 * options.h (class General_options): Add --cref.
6611 * main.cc (main): Print cref table if --cref. Don't close mapfile
6612 until after printing cref table.
6613 * cref.cc: Include "symtab.h".
6614 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6615 (Cref_table_compare::operator()): New function.
6616 (Cref_inputs::gather_cref): New function.
6617 (filecol): New static const.
6618 (Cref_inputs::print_cref): New function.
6619 (Cref::print_cref): New function.
6620 * cref.h: Include <cstdio>.
6621 (class Cref): Update declarations.
6622 * mapfile.h (Mapfile::file): New function.
6623 * object.h (class Object): Define Symbols. Declare virtual
6624 do_get_global_symbols.
6625 (Object::get_global_symbols): New function.
6626 * object.cc (Input_objects::add_object): Pass object to cref_ if
6627 --cref.
6628 (Input_objects::archive_start): Likewise.
6629 (Input_objects::archive_stop): Likewise.
6630 (Input_objects::print_cref): New function.
6631 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6632 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6633 --cref.
6634 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6635 function.
6636 * plugin.h (class Sized_pluginobj): Update declarations.
6637
8781f709
ILT		 66382010-01-05 Ian Lance Taylor <iant@google.com>
6639
6640 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6641 to is_default_version. Rename insdef to insdefault.
6642 (Symbol_table::add_from_relobj): Rename def to is_default_version
6643 and local to is_forced_local.
6644 (Symbol_table::add_from_pluginobj): Likewise.
6645 (Symbol_table::add_from_dynobj): Likewise.
6646 (Symbol_table::define_special_symbol): Rename insdef to
6647 insdefault.
6648
fe35d28d
ILT		 66492010-01-04 Ian Lance Taylor <iant@google.com>
6650
30bc8c46
ILT		 6651 PR 10980
6652 * options.h (class General_options): Add
6653 --allow-multiple-definition and -z muldefs.
6654 * resolve.cc (Symbol_table::should_override): Don't warn about a
6655 multiple symbol definition if --allow-multiple-definition or -z
6656 muldefs.
6657
7eaea549
ILT		 6658 PR 10980
6659 * options.h (class General_options): Add --add-needed and
6660 --copy-dt-needed-entries. Tweak --as-needed help entry.
6661 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6662 error if --copy-dt-needed-entries aka --add-needed is used and
6663 would cause a change in behaviour.
6664
fe35d28d
ILT		 6665 PR 10980
6666 * options.h (class General_options): Add -G as a short version of
6667 --shared. Add no-op options -assert, -g, and -i.
6668
55a2bb35
ST		 66692010-01-04 Sriraman Tallam <tmsriram@google.com>
6670
6671 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6672 check for .text or .gnu.linkonce.t sections.
6673 * icf.cc (Icf::find_identical_sections): Ditto.
6674 Change the detection for mangled function name within the section
6675 name.
6676 * icf.h (is_section_foldable_candidate): New function.
6677
719328e1
ILT		 66782009-12-30 Ian Lance Taylor <iant@google.com>
6679
6680 PR 10980
6681 * options.h (class General_options): Permit two dashes with
6682 --retain-symbols-file.
6683
d7bb5745
ILT		 66842009-12-30 Ian Lance Taylor <iant@google.com>
6685
403a15dd
ILT		 6686 PR 10979
6687 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6688 don't put the file header and segment headers in the text
6689 segment.
6690
eda294df
ILT		 6691 PR 10979
6692 * common.cc (Sort_commons::operator()): Stabilize sort when both
6693 entries are NULL.
6694 (Symbol_table::do_allocate_commons_list): When allocating common
6695 symbols, skip a symbol which is no longer common.
6696 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6697 an object before checking its type.
6698 * testsuite/common_test_2.c: New file.
6699 * testsuite/common_test_3.c: New file.
6700 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6701 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6702 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6703 (common_test_2_pic.o, common_test_2.so): New targets.
6704 (common_test_3_pic.o, common_test_3.so): New targets.
6705 * testsuite/Makefile.in: Rebuild.
6706
d7bb5745
ILT		 6707 PR 10979
6708 * script.cc (read_input_script): If we see a new SECTIONS clause,
6709 and we have added an input section, give an error.
6710 * layout.h (class Layout): Add have_added_input_section function.
6711 Add have_added_input_section_ field.
6712 * layout.cc (Layout::Layout): Initialize
6713 have_added_input_section_.
6714 (Layout::layout): Set have_added_input_section_.
6715 (Layout::layout_eh_frame): Likewise.
6716
fc59c572
ILT		 67172009-12-30 Ian Lance Taylor <iant@google.com>
6718
6719 PR 10931
6720 * options.h (class General_options): Add --sort-common option.
6721 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6722 * common.cc (Sort_common): Add sort_order parameter to
6723 constructor. Add sort_order_ field.
6724 (Sort_commons::operator): Check sort_order_.
6725 (Symbol_table::allocate_commons): Determine the sort order.
6726 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6727 Change all callers.
6728 (Symbol_table::do_allocate_commons_list): Likewise.
6729
1c74fab0
ILT		 67302009-12-30 Ian Lance Taylor <iant@google.com>
6731
6732 PR 10916
6733 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6734 symbols from this object, don't change the visibility of an
6735 undefined symbol.
6736 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6737
6affe781
ILT		 67382009-12-30 Ian Lance Taylor <iant@google.com>
6739
6740 PR 10861
6741 * script.h (class Version_script_info): Define Language enum.
6742 Update declarations. Define Glob, Exact, and Lookup types. Add
6743 new fields globals_, locals_, and is_finalized_.
6744 * script.cc: Various formatting fixes.
6745 (class Parser_closure): Change language_stack_ from a vector of
6746 std::string to one of Version_script_info::Language. Adjust all
6747 uses accordingly.
6748 (class Lazy_demangler): Remove.
6749 (struct Version_expression): Change language from std::string to
6750 Version_script_info::Language.
6751 (Version_script_info::Version_script_info): New function.
6752 (Version_script_info::~Version_script_info): Don't call clear.
6753 (Version_script_info::finalize): New function.
6754 (Version_script_info::build_lookup_tables): New function.
6755 (Version_script_info::build_expression_list_lookup): New
6756 function.
6757 (Version_script_info::get_symbol_version_helper): Rewrite to use
6758 lookup tables.
6759 (Version_script_info::print_expression_list): Adjust to use
6760 Version_script_info::Language.
6761 (script_push_lex_into_version_mode): Check that the version script
6762 has not been finalized.
6763 (version_script_push_lang): Change language string to
6764 Version_script_info::Language.
6765 * options.cc (Command_line::version_script): New function.
6766 * options.h (class General_options): Add finalize_dynamic_list
6767 function. Change version_script from declaration to definition.
6768 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6769 * testsuite/version_script.map: Remove duplicate def of foo.
6770 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6771 version_script.map.
6772 * testsuite/Makefile.in: Rebuild.
6773
818bf354
ILT		 67742009-12-30 Ian Lance Taylor <iant@google.com>
6775
6776 PR 10843
6777 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6778 if the input symbol index is 0, make the output symbol index 0.
6779
ebcc8304
ILT		 67802009-12-30 Ian Lance Taylor <iant@google.com>
6781
6782 PR 10670
6783 * options.h (class General_options): Add -x/--discard-all.
6784 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6785 --discard-all. If the local symbol needs a dynamic entry, check
6786 that before handling --discard-locals.
6787
176fe33f
ILT		 67882009-12-30 Ian Lance Taylor <iant@google.com>
6789
bb321bb1
ILT		 6790 PR 10450
6791 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6792 flags to PF_R.
6793 (Output_segment::add_output_section): Don't change the flags if
6794 the type is PT_TLS.
6795
176fe33f
ILT		 6796 PR 10450
6797 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6798 GNU hash table if they need a dynamic value. Otherwise, don't add
6799 them if they are defined in a dynamic object or are forced local.
6800
e8cd95c7
ILT		 68012009-12-29 Ian Lance Taylor <iant@google.com>
6802
1b81fb71
ILT		 6803 PR 10450
6804 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6805 .gnu.hash table for a 32-bit target.
6806
8d6d383d
ILT		 6807 PR 10450
6808 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6809 regular and a dynamic object only needs a dynamic symbol table
6810 entry if it is externally visible.
6811
e785ec03
ILT		 6812 PR 10450
6813 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6814 constructor. Add global_offset_table_ field.
6815 (Target_i386::got_section): Set global_offset_table_.
6816 (Target_i386::do_finalize_sections): Set global_offset_table_
6817 size.
6818 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6819 in constructor. Add global_offset_table_ field.
6820 (Target_x86_64::got_section): Set global_offset_table_.
6821 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6822 size.
6823
1a2dff53
ILT		 6824 * layout.cc (Layout::Layout): Initialize increase_relro_.
6825 (Layout::get_output_section): Add is_relro, is_last_relro, and
6826 is_first_non_relro parameters. Change all callers.
6827 (Layout::choose_output_section): Likewise.
6828 (Layout::add_output_section_data): Likewise.
6829 (Layout::make_output_section): Likewise.
6830 (Layout::set_segment_offsets): Clear increase_relro when using a
6831 linker script.
6832 * layout.h (class Layout): Add increase_relro method. Add
6833 increase_relro_ field. Update declarations.
6834 * output.cc (Output_section::Output_section): Initialize
6835 is_last_relro_ and is_first_non_relro_.
6836 (Output_segment::add_output_section): Group relro sections is
6837 do_sort is true. Handle is_last_relro and is_first_non_relro.
6838 (Output_segment::maximum_alignment): Remove relro handling.
6839 (Output_segment::set_section_addresses): Add increase_relro
6840 parameter. Change all callers. Add initial alignment to align
6841 relro sections on separate page. Remove old relro handling.
6842 (Output_segment::set_section_list_addresses): Remove in_relro
6843 parameter. Change all callers.
6844 (Output_segment::set_offset): Add increase parameter. Change all
6845 callers. Remove old relro handling.
6846 * output.h (class Output_section): Add new methods: is_last_relro,
6847 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6848 Add is_last_relro_ and is_first_non_relro_ fields.
6849 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6850 Create separate .got.plt section. Call increase_relro.
6851 * x86_64.cc (Target_x86_64::got_section): Likewise.
6852 * testsuite/relro_script_test.t: Add .got.plt.
6853
f0ba79e2
ILT		 6854 PR 10450
6855 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6856 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6857 (Layout::finalize): Call set_dynamic_symbol_size.
6858 (Layout::set_dynamic_symbol_size): New function.
6859 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6860 set_dynamic_symbol_size.
6861
e8cd95c7
ILT		 6862 PR 10450
6863 * output.h (class Output_section): Add is_entsize_zero_ field.
6864 * output.cc (Output_section::Output_section): Initialize
6865 is_entsize_zero_.
6866 (Output_section::set_entsize): If two different entsizes are
6867 requested, force it to zero.
6868 (Output_section::add_input_section): Set flags for .debug_str
6869 before updating section flags. Set entsize.
6870 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6871 and SHF_STRING if all input sections have those flags.
6872
3e1b9a8a
RÁE		 68732009-12-29 Rafael Espindola <espindola@google.com>
6874
6875 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6876 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6877 reporting.
3e1b9a8a 6878
3dcad376
ST		 68792009-12-29 Sriraman Tallam <tmsriram@google.com>
6880
6881 * options.cc (General_options::parse_version): Allow -v to exit
6882 without an error if there is nothing to link.
6883
084e2665
ILT		 68842009-12-29 Ian Lance Taylor <iant@google.com>
6885
6886 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6887 using a version of gcc before 4.1.
6888 * configure: Rebuild.
6889
250acde3
CD		 68902009-12-28 Chris Demetriou <cgd@google.com>
6891
6892 * attributes.cc (Output_attributes_section_data::do_write): Use
6893 std::vector::front rather than std::vector::data.
6894
99fff23b
ILT		 68952009-12-28 Ian Lance Taylor <iant@google.com>
6896
6897 * symtab.h (class Symbol_table): Add enum Defined.
6898 * resolve.cc (Symbol_table::should_override): Add defined
6899 parameter. Change all callers. Test whether object is NULL
6900 before calling a method on it.
6901 (Symbol_table::report_resolve_problem): Add defined parameter.
6902 Change all callers.
6903 (Symbol_table::should_override_with_special): Likewise.
6904 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6905 parameter. Change all callers.
6906 (Symbol_table::do_define_in_output_data): Likewise.
6907 (Symbol_table::define_in_output_segment): Likewise.
6908 (Symbol_table::do_define_in_output_segment): Likewise.
6909 (Symbol_table::define_as_constant): Likewise.
6910 (Symbol_table::do_define_as_constant): Likewise.
6911 * script.h (class Symbol_assignment): Add is_defsym parameter to
6912 constructor; change all callers.
6913 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6914 parameter. Change all callers. Add is_defsym_ field.
6915 (class Parser_closure): Add parsing_defsym parameter to
6916 constructor; change all callers. Add parsing_defsym accessor
6917 function. Add parsing_defsym_ field.
6918
556bd683
ILT		 69192009-12-28 Ian Lance Taylor <iant@google.com>
6920
6921 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6922 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6923
1782c879
ILT		 69242009-12-23 Ian Lance Taylor <iant@google.com>
6925
6926 * i386.cc (Target_i386::do_calls_non_split): Recognize
6927 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6928 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6929 -fsplit-stack prologue when using %r11.
1782c879 6930
329ca2b1
ST		 69312009-12-21 Sriraman Tallam <tmsriram@google.com>
6932
6933 * options.cc (General_options::parse_version): Make -v continue and do
6934 the link like GNU ld does.
6935
d675ff46
RÁE		 69362009-12-17 Rafael Avila de Espindola <espindola@google.com>
6937
6938 * Makefile.am (CCFILES): Add timer.cc.
6939 (HFILES): Add timer.h.
6940 * configure.ac: Check for sysconf and times.
6941 * main.cc: include timer.h.
6942 (main): Use Timer instead of get_run_time.
6943 * timer.cc: New.
6944 * timer.h: New.
6945 * workqueue.cc: include timer.h.
6946 (Workqueue::find_and_run_task):
6947 Report user, sys and wall time.
6948 * Makefile.in: Regenerate.
6949 * config.in: Regenerate.
6950 * configure: Regenerate.
6951
d6344fb5
DK		 69522009-12-16 Doug Kwan <dougkwan@google.com>
6953
6954 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6955 sections.
6956 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6957 relaxed input sections.
6958 * output.cc (Output_section::find_relaxed_input_section): Change
6959 return type to Output_relaxed_input_section pointer. Adjust code
6960 for new type of relaxed_input_section_map_.
6961 * output.h (Output_section::find_relaxed_input_section): Change
6962 return type to Output_relaxed_input_section pointer.
6963 (Output_section::Output_relaxed_input_section_by_input_section_map):
6964 New type.
6965 (Output_section::relaxed_input_section_map_): Change type to
6966 Output_section::Output_relaxed_input_section_by_input_section_map.
6967 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6968 input section.
6969
0e0d5469
ILT		 69702009-12-15 Ian Lance Taylor <iant@google.com>
6971
6972 * layout.cc (Layout::create_shstrtab): Only write out after input
6973 sections if we are compressing debug sections.
6974
0649a889
ILT		 69752009-12-15 Ian Lance Taylor <iant@google.com>
6976
6977 * archive.cc (Archive::add_symbols): Only look up a symbol without
6978 a version if there is, in fact, a version.
6979
2ea97941
ILT		 69802009-12-14 Ian Lance Taylor <iant@google.com>
6981
6982 Revert -Wshadow changes, all changes from:
6983 2009-12-11 Doug Kwan <dougkwan@google.com>
6984 2009-12-11 Nick Clifton <nickc@redhat.com>
6985 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6986
b0eec2cc
DK		 69872009-12-11 Doug Kwan <dougkwan@google.com>
6988
6989 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6990 due to -Wshadow.
6991 * attributes.cc (Object_attribute::size): Ditto.
6992 (Attributes_section_data::size): Ditto.
6993 (Attributes_section_data::Attributes_section_data): Ditto.
6994 (Output_attributes_section_data::do_write): Ditto.
6995 * attributes.h (Object_attribute::set_type): Ditto.
6996 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6997
91d6fa6a
NC		 69982009-12-11 Nick Clifton <nickc@redhat.com>
6999
7000 * archive.cc: Fix shadowed variable warnings.
7001 * arm.cc: Likewise.
7002 * compressed_output.cc: Likewise.
7003 * compressed_output.h: Likewise.
7004 * configure: Likewise.
7005 * dwarf_reader.cc: Likewise.
7006 * dynobj.cc: Likewise.
7007 * dynobj.h: Likewise.
7008 * ehframe.cc: Likewise.
7009 * ehframe.h: Likewise.
7010 * errors.cc: Likewise.
7011 * expression.cc: Likewise.
7012 * fileread.cc: Likewise.
7013 * fileread.h: Likewise.
7014 * freebsd.h: Likewise.
7015 * i386.cc: Likewise.
7016 * icf.cc: Likewise.
7017 * incremental.h: Likewise.
7018 * layout.cc: Likewise.
7019 * layout.h: Likewise.
7020 * mapfile.cc: Likewise.
7021 * merge.cc: Likewise.
7022 * merge.h: Likewise.
7023 * object.cc: Likewise.
7024 * object.h: Likewise.
7025 * options.h: Likewise.
7026 * output.cc: Likewise.
7027 * output.h: Likewise.
7028 * parameters.cc: Likewise.
7029 * plugin.cc: Likewise.
7030 * powerpc.cc: Likewise.
7031 * reduced_debug_output.cc: Likewise.
7032 * reduced_debug_output.h: Likewise.
7033 * reloc.cc: Likewise.
7034 * reloc.h: Likewise.
7035 * resolve.cc: Likewise.
7036 * script-sections.cc: Likewise.
7037 * script.cc: Likewise.
7038 * script.h: Likewise.
7039 * sparc.cc: Likewise.
7040 * symtab.cc: Likewise.
7041 * symtab.h: Likewise.
7042 * target-select.cc: Likewise.
7043 * target-select.h: Likewise.
7044 * token.h: Likewise.
7045 * workqueue.cc: Likewise.
7046 * workqueue.h: Likewise.
7047 * x86_64.cc: Likewise.
7048
a0351a69
DK		 70492009-12-10 Doug Kwan <dougkwan@google.com>
7050
7051 * arm.cc (attributes.h): New include.
7052 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7053 (Arm_relobj::~Arm_relobj): Delete object pointed by
7054 attributes_section_data_.
7055 (Arm_relobj::attributes_section_data): New method definition.
7056 (Arm_relobj::attributes_section_data_): New data member declaration.
7057 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7058 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7059 attributes_section_data_.
7060 (Arm_dynobj::attributes_section_data): New method definition.
7061 (Arm_dynobj::attributes_section_data_): New data member declaration.
7062 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7063 initialization value of may_use_blx_ to false.
7064 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7065 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7066 object attributes to compute results instead of hard-coding.
7067 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7068 Target_arm::get_secondary_compatible_arch,
7069 Target_arm::set_secondary_compatible_arch
7070 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7071 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7072 New method declarations.
7073 (Target_arm::get_aeabi_object_attribute): New method definition.
7074 (Target_arm::attributes_section_data_): New data member declaration.
7075 (read_arm_attributes_section): New template definition.
7076 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7077 (Arm_dynobj::do_read_symbols): Ditto.
7078 (Target_arm::do_finalize_sections): Merge attributes sections from
7079 input. Check for BLX use after attributes section merging.
7080 Fix __exidx_start and __exidx_end visibility. Create an
7081 .ARM.attributes section if necessary.
7082 (Target_arm::get_secondary_compatible_arch,
7083 Target_arm::set_secondary_compatible_arch,
7084 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7085 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7086 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7087 New method definitions.
7088
b59befec
ILT		 70892009-12-09 Ian Lance Taylor <iant@google.com>
7090
7091 * plugin.cc (Plugin::load): Don't cast from void* to a function
7092 pointer.
7093
1276bc89
ILT		 70942009-12-09 Ian Lance Taylor <iant@google.com>
7095
7096 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7097 information fields.
7098
2f2de248
L		 70992009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7100
7101 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7102 Replace two_file_shared_1.so with two_file_shared_2.so.
7103 * testsuite/Makefile.in: Regenerated.
7104
4f787271
DK		 71052009-12-08 Doug Kwan <dougkwan@google.com>
7106
7107 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7108 (HFILES): Add attributes.h and int_encoding.h.
7109 * Makefile.in: Regenerate.
7110 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7111 function definitions to int_encoding.cc
7112 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7113 prototypes to int_encoding.h
7114 * reduced_debug_output.cc (int_encoding.h): New include.
7115 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7116 function definitions to int_encoding.cc
7117 (insert_into_vector, read_from_pointer): Move template definitions to
7118 int_encoding.h
7119 * attributes.cc: New file.
7120 * attributes.h: New file.
7121 * int_encoding.cc: New file.
7122 * int_encoding.h: New file.
7123
20b52f1a
RÁE		 71242009-12-07 Rafael Avila de Espindola <espindola@google.com>
7125
7126 PR gold/11055
7127 * incremental-dump.cc (dump_incremental_inputs): New.
7128 (main): Use dump_incremental_inputs.
7129
53d7974c
L		 71302009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7131
7132 PR gold/10893
7133 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7134 checking elfcpp::STT_FUNC.
7135 (Target_i386::Relocate::relocate): Likewise.
7136 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7137
7138 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7139 symbols from shared libraries into normal FUNC symbols.
7140
7141 * symtab.h (Symbol): Add is_func and use it.
7142
05a352e6
DK		 71432009-12-05 Doug Kwan <dougkwan@google.com>
7144
7145 * arm.cc (Target_arm::arm_info): Initialize new fields
7146 attributes_section and attributes_vendor.
7147 * i386.cc (Target_i386::i386_info): Same.
7148 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7149 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7150 fields attributes_section and attributes_vendor.
53d7974c 7151 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7152 * target.h (Target::attributes_section, Target::attributes_vendor,
7153 Target::is_attributes_section, Target::attribute_arg_type,
7154 Target::attributes_order): New method definitions.
7155 (Target::Target_info::attributes_section,
7156 Target::Target_info::attributes_vendor): New fields.
7157 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7158 virtual method definitions.
7159 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7160 attributes_section and attributes_vendor.
7161 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7162
f4e5969c
DK		 71632009-12-05 Doug Kwan <dougkwan@google.com>
7164
7165 * arm.cc: Update comments about interworking and stub generation.
7166 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7167 considered as non-PIC.
7168 (Arm_relocate_functions::base_abs): Fix formatting.
7169 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7170 of function to use GOT entry address instead of offset.
7171 (Target_arm::Scan::global): Issue an error if a symbol would need a
7172 PLT does not get one because it is untyped. Remove code to create
7173 dynamic symbols for relative branches.
7174 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7175 takes unsigned integer instead of boolean.
7176
1abce4a6
L		 71772009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7178
7179 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7180 (two_file_test_LDADD): Likewise.
7181 (common_test_1_LDADD): Likewise.
7182 (exception_test_LDADD) Likewise.
7183 (weak_test_LDADD): Likewise.
7184 (many_sections_test_LDADD): Likewise.
7185 (initpri1_LDADD): Likewise.
7186 (script_test_1_LDADD): Likewise.
7187 (script_test_2_LDADD): Likewise.
7188 (justsyms_LDADD): Likewise.
7189 (binary_test_LDADD): Likewise.
7190 (large_LDADD): Likewise.
7191 * testsuite/Makefile.in: Regenerated.
7192
adcf2816 71932009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7194
adcf2816
L		 7195 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7196 (Symbol_table::override_with_special): Likewise.
7197 (Symbol_table::add_from_object): Likewise.
7198
28e67f5d
RÁE		 71992009-12-04 Rafael Avila de Espindola <espindola@google.com>
7200
7201 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7202 Don't set the data_offset twice.
7203
ae10a101
RÁE		 72042009-12-04 Rafael Avila de Espindola <espindola@google.com>
7205
7206 * testsuite/Makefile.in: Regenerate.
7207
f59f41f3
DK		 72082009-12-03 Doug Kwan <dougkwan@google.com>
7209
7210 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7211 (Target_arm::do_finalize_sections): Add parameter for symbol table
7212 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7213 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7214 parameter for symbol table pointer.
7215 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7216 an additional parameter for a pointer to symbol table.
7217 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7218 parameter for a symbol table pointer.
7219 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7220 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7221 Ditto.
7222 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7223 parameter for a symbol table pointer.
7224
ca55d848
RÁE		 72252009-12-03 Rafael Avila de Espindola <espindola@google.com>
7226
7227 * incremental.cc (Incremental_inputs_header)
7228 (Incremental_inputs_header_write, Incremental_inputs_entry)
7229 (Incremental_inputs_entry_write): Move ...
7230 * incremental.h (Incremental_inputs_header)
7231 (Incremental_inputs_header_write, Incremental_inputs_entry)
7232 (Incremental_inputs_entry_write): here.
7233
3aec4f9c
RÁE		 72342009-12-02 Rafael Avila de Espindola <espindola@google.com>
7235
7236 * incremental.cc (make_sized_incremental_binary): Set the target.
7237 Error if it is incompatible.
7238 * output.h (Output_file): Add filename method.
7239
9c0ae74d
RÁE		 72402009-12-02 Rafael Avila de Espindola <espindola@google.com>
7241
7242 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7243 from the get_* methods.
7244
a45500ae
RÁE		 72452009-12-02 Rafael Avila de Espindola <espindola@google.com>
7246
7247 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7248 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7249 Write 0 for the data_offset of scripts.
7250
325e6408
RÁE		 72512009-12-02 Rafael Avila de Espindola <espindola@google.com>
7252
7253 * testsuite/Makefile.am: Add the incremental_test.sh test.
7254 * testsuite/incremental_test.sh: New.
7255 * testsuite/incremental_test_1.c: New.
7256 * testsuite/incremental_test_2.c: New.
7257
954c3e2e
RÁE		 72582009-12-01 Rafael Avila de Espindola <espindola@google.com>
7259
7260 * incremental-dump.cc (main): Fix typos.
7261
f8086623
RÁE		 72622009-11-27 Rafael Avila de Espindola <espindola@google.com>
7263
7264 PR gold/11025
7265 * incremental-dump.cc (main): Use llu to print 64 bit values.
7266
3b0dd6ac
L		 72672009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7268 H.J. Lu <hongjiu.lu@intel.com>
7269
7270 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7271 $(LIBDL).
7272 (incremental_dump_LDADD): Likewise.
7273 * Makefile.in: Regenerated.
7274
a6d1ef57 72752009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7276
a6d1ef57
DK		 7277 Revert:
7278
7279 2009-11-25 Doug Kwan <dougkwan@google.com>
7280
7281 * arm.cc (Target_arm::Target_arm): Move method definition
7282 outside of class definition. Add code to handle
7283 --target1-rel, --target1-abs and --target2= options.
7284 (Target_arm::get_reloc_reloc_type): Change method to be
7285 non-static and const.
7286 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7287 New data member declaration.
7288 (Target_arm::Scan::local, Target_arm::Scan::global,
7289 Target_arm::Relocate::relocate,
7290 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7291 Adjust call to Target_arm::get_real_reloc_type.
7292 (Target_arm::get_real_reloc_type): Use command line options
7293 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7294 * options.h (--target1-rel, --target1-abs, --target2): New
7295 ARM-only options.
7296
50aeb7d4
DK		 72972009-11-25 Doug Kwan <dougkwan@google.com>
7298
7299 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7300 class definition. Add code to handle --target1-rel, --target1-abs
7301 and --target2= options.
7302 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7303 and const.
7304 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7305 member declaration.
7306 (Target_arm::Scan::local, Target_arm::Scan::global,
7307 Target_arm::Relocate::relocate,
7308 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7309 call to Target_arm::get_real_reloc_type.
7310 (Target_arm::get_real_reloc_type): Use command line options to
7311 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7312 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7313 options.
7314
51938283
DK		 73152009-11-25 Doug Kwan <dougkwan@google.com>
7316
7317 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7318 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7319 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7320 formatting.
7321 (Arm_relocate_functions::thm_call): Replace body with a call to
7322 Arm_relocate_functions::thumb_branch_common.
7323 (Arm_relocate_functions::thm_jump24,
7324 Arm_relocate_functions::thm_xpc22): New method definitions.
7325 (Arm_relocate_functions::thumb_branch_common): New method definition.
7326 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7327 operator.
7328 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7329 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7330
e2b8f3c4
RÁE		 73312009-11-24 Rafael Avila de Espindola <espindola@google.com>
7332
7333 * Makefile.am: Build incremental-dump
7334 * Makefile.in: Regenerate.
7335 * incremental-dump.cc: New.
7336 * incremental.cc (Incremental_inputs_header_data,
7337 Incremental_inputs_entry_data): Move to incremental.h
7338 * incremental.h: (Incremental_inputs_header_data,
7339 Incremental_inputs_entry_data): Move from incremental.cc
7340
bcba9aec
RÁE		 73412009-11-24 Rafael Avila de Espindola <espindola@google.com>
7342
7343 * incremental.cc (Incremental_inputs_header,
7344 Incremental_inputs_header_write, Incremental_inputs_entry,
7345 Incremental_inputs_entry_write): Add a typedef with the data type.
7346
7c3afe08
RÁE		 73472009-11-24 Rafael Avila de Espindola <espindola@google.com>
7348
7349 * incremental.cc (Incremental_inputs_header,
7350 Incremental_inputs_header_write, Incremental_inputs_entry,
7351 Incremental_inputs_entry_write): Update comment about which
7352 type has the filed descriptions.
7353
d204b6e9
DK		 73542009-11-15 Doug Kwan <dougkwan@google.com>
7355
7356 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7357 (Arm_relocate_functions::arm_branch_common): Change method defintion
7358 in class definition to a method declaration and update list of formal
7359 parameters.
7360 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7361 Arm_relocation_functions::jump24): Adjust call to
7362 Arm_relocate_functions::arm_branch_common. Update list of formal
7363 parameters.
7364 (Arm_relocate_functions::xpc25): New method definition.
7365 (Arm_relocate_functions::arm_branch_common): Move method defintion
7366 out from class definition. Use stubs for mode-switching and extending
7367 branch ranges.
7368 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7369 specially. Change code to enable use of stubs in ARM branches.
7370
43d12afe
DK		 73712009-11-10 Doug Kwan <dougkwan@google.com>
7372
7373 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7374 in method declaration.
7375 (Target_arm::relocate_stub): New method declaration.
7376 (Target_arm::default_target): Change to return a pointer instead of
7377 a const reference.
7378 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7379 Target_arm::default_target.
7380 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7381 method definition.
7382 (Target_arm::relocate_section): Adjust view.
7383 (Target_arm::relocate_stub): New method definition.
7384
ac33a407
DK		 73852009-11-10 Doug Kwan <dougkwan@google.com>
7386
7387 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7388 a format warning.
7389 * incremental.cc (open_incremental_binary): Initialized local
7390 variables to avoid warnings.
7391 * object.cc (make_elf_object): Ditto.
7392 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7393 a format warning.
e1df38aa 7394
88ee28e9
L		 7395009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7396
7397 PR gold/10930
7398 * testsuite/plugin_test.c: Include "config.h".
7399
2daedcd6
DK		 74002009-11-09 Doug Kwan <dougkwan@google.com>
7401
7402 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7403 (arm_symbol_value): Remove.
7404 (Arm_relocate_functions::arm_branch_common,
7405 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7406 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7407 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7408 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7409 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7410 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7411 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7412 Arm_relocate_functions::thm_mobw_abs_nc,
7413 Arm_relocate_functions::thm_mov_abs,
7414 Arm_relocate_functions::movw_prel_nc,
7415 Arm_relocate_functions::thm_movt_abs,
7416 Arm_relocate_functions::movt_prel,
7417 Arm_relocate_functions::thm_movw_prel_nc,
7418 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7419 (Target_arm::Relocate::relocate): Only decompose address into two
7420 parts if relocation type uses the thumb-bit and pass the actual
7421 bit instead of a flag indicating that the thumb-bit is used. Adjust
7422 calls to methods in Arm_relocate_functions for this change.
7423
1276bc89 74242009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7425
7426 PR 10925
7427 * reloc.cc: Instantiate
7428 Sized_relobj::initialize_input_to_output_maps and
7429 Sized_relobj:free_input_to_output_maps.
7430
e53ad1b5
ILT		 74312009-11-06 Ian Lance Taylor <iant@google.com>
7432
7433 PR 10876
7434 * defstd.cc (in_segment): Set only_if_ref true for "end".
7435
eb44217c
DK		 74362009-11-06 Doug Kwan <dougkwan@google.com>
7437
7438 * arm.cc (class Reloc_stub): Correct a comment.
7439 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7440 (Target_arm::scan_section_for_stubs): New method declaration.
7441 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7442 Change methods from private to protected.
7443 (Target_arm::do_may_relax): New method definition.
7444 (Target_arm::do_relax, Target_arm::group_sections,
7445 Target_arm::scan_reloc_for_stub,
7446 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7447 (Target_arm::arm_input_section_map_): New data member declaration.
7448 (Target_arm::scan_reloc_for_stub,
7449 Target_arm::scan_reloc_section_for_stubs,
7450 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7451 Target_arm::do_relax): New method definitions.
7452
5d329b7d
ILT		 74532009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7454
7455 * configure.ac: Check for (struct stat)::st_mtim
7456 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7457 * config.in: Regenerate.
7458 * configure: Regenerate.
7459
96a0d71b
ILT		 74602009-11-05 Ian Lance Taylor <iant@google.com>
7461
7462 PR 10910
7463 * output.cc (Output_segment::add_output_section): Add missing
7464 return statement.
7465
594c8e5e
ILT		 74662009-11-04 Ian Lance Taylor <iant@google.com>
7467
7468 PR 10880
7469 * object.h (class Object): Add is_needed and set_is_needed
7470 methods. Add is_needed_ field. Make bool fields into bitfields.
7471 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7472 defined in a dynamic object and referenced by a regular object,
7473 set is_needed for the dynamic object.
7474 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7475 if the file is marked with as_needed and it is not needed.
7476
22b127cc
ILT		 74772009-11-04 Ian Lance Taylor <iant@google.com>
7478
7479 PR 10887
7480 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7481 tags if data is discarded by linker script.
7482 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7483 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7484 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7485 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7486
f5c870d2
ILT		 74872009-11-04 Ian Lance Taylor <iant@google.com>
7488
7489 * layout.cc (Layout::get_output_section): Add is_interp and
7490 is_dynamic_linker_section parameters. Change all callers.
7491 (Layout::choose_output_section): Likewise.
7492 (Layout::make_output_section): Likewise.
7493 (Layout::add_output_section_data): Add is_dynamic_linker_section
7494 parameter. Change all callers.
7495 * layout.h (class Layout): Update declarations.
7496 * output.h (class Output_section): Add is_interp, set_is_interp,
7497 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7498 Add is_interp_, is_dynamic_linker_section_ fields. Change
7499 generate_code_fills_at_write_ to a bitfield.
7500 * output.cc (Output_section::Output_sections): Initialize new
7501 fields.
7502 (Output_segment::add_output_section): Add do_sort parameter.
7503 Change all callers.
7504
1ae4d23b
ILT		 75052009-11-03 Ian Lance Taylor <iant@google.com>
7506
7507 PR 10860
7508 * options.h (class General_options): Add --warn-common.
7509 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7510 merging two common symbols.
7511 (Symbol_table::should_override): Handle --warn-common when merging
7512 a common symbol with a defined symbol. Use report_resolve_problem
7513 for multiple definitions.
7514 (Symbol_table::report_resolve_problem): New function.
7515 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7516
55da9579
DK		 75172009-11-03 Doug Kwan <dougkwan@google.com>
7518
7519 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7520 stub_factory_.
7521 (Target_arm::stub_factory): New method definition.
7522 (Target_arm::new_arm_input_section,
7523 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7524 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7525 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7526 New type definitions.
7527 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7528 member declarations.
7529 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7530 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7531 New method definitions.
7532
37a9ac43
ILT		 75332009-11-03 Ian Lance Taylor <iant@google.com>
7534
7535 * options.h (class General_options): Add --warn_constructors.
7536
b3d6a3d4
ILT		 75372009-11-03 Ian Lance Taylor <iant@google.com>
7538
7539 PR 10893
7540 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7541 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7542
934b01dd
ILT		 75432009-11-03 Ian Lance Taylor <iant@google.com>
7544
7545 PR 10895
7546 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7547 --msgid-bugs-address.
7548 (install-pdf): New target.
7549 (install-data_yes): Look up one directory to find mkinstalldirs.
7550
03c1939b
L		 75512009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7552
7553 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7554 tree.
7555
ebd95253
DK		 75562009-10-30 Doug Kwan <dougkwan@google.com>
7557
7558 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7559
e9bbb538
DK		 75602009-10-30 Doug Kwan <dougkwan@google.com>
7561
7562 * arm.cc (Stub_addend_reader): New struct template definition
7563 and partial specializations.
7564 (Stub_addend_reader::operator()): New method definition for a
7565 partially specialized template.
7566
d5b40221
DK		 75672009-10-30 Doug Kwan <dougkwan@google.com>
7568
7569 * arm.cc (Arm_relobj::processor_specific_flags): New method
7570 definition.
7571 (Arm_relobj::do_read_symbols): New method declaration.
7572 (Arm_relobj::processor_specific_flags_): New data member declaration.
7573 (Arm_dynobj): New class definition.
7574 (Target_arm::do_finalize_sections): Add input_objects parameter.
7575 (Target_arm::do_adjust_elf_header): New method declaration.
7576 (Target_arm::are_eabi_versions_compatible,
7577 (Target_arm::merge_processor_specific_flags): New method declaration.
7578 (Target_arm::do_make_elf_object): New overloaded method definitions
7579 and declaration.
7580 (Arm_relobj::do_read_symbols): New method definition.
7581 (Arm_dynobj::do_read_symbols): Ditto.
7582 (Target_arm::do_finalize_sections): Add input_objects parameters.
7583 Merge processor-specific flags from all input objects.
7584 (Target_arm::are_eabi_versions_compatible,
7585 Target_arm::merge_processor_specific_flags,
7586 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7587 New method definitions.
7588 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7589 Input_objects pointer type parameter.
7590 * layout.cc (Layout::finalize): Pass input objects to target's.
7591 finalize_sections function.
7592 * output.cc (Output_file_header::do_sized_write): Set ELF file
7593 header's processor-specific flags.
7594 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7595 Input_objects pointer type parameter.
7596 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7597 * target.h (Input_objects): New forward class declaration.
7598 (Target::processor_specific_flags,
7599 Target::are_processor_specific_flags_sect): New method definitions.
7600 (Target::finalize_sections): Add input_objects parameter.
7601 (Target::Target): Initialize processor_specific_flags_ and
7602 are_processor_specific_flags_set_.
7603 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7604 parameter.
7605 (Target::set_processor_specific_flags): New method definition.
7606 (Target::processor_specific_flags_,
7607 Target::are_processor_specific_flags_set_): New data member
7608 declarations.
7609 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7610 Input_objects pointer type parameter.
7611
ebabffbd
DK		 76122009-10-30 Doug Kwan <dougkwan@google.com>
7613
7614 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7615
ad0f2072
ILT		 76162009-10-28 Ian Lance Taylor <iant@google.com>
7617
7618 * object.h (class Relobj): Drop options parameter from
7619 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7620 do_scan_relocs, do_relocate. Change all callers.
7621 (class Sized_relobj): Drop options parameters from
7622 do_gc_process_relocs, do_scan_relocs, do_relocate,
7623 do_relocate_sections, relocate_sections, emit_relocs_scan,
7624 emit_relocs_scan_reltype. Change all callers.
7625 (struct Relocate_info): Remove options field and all references to
7626 it.
7627 * reloc.h (class Read_relocs): Remove options constructor
7628 parameter and options_ field. Change all callers.
7629 (class Gc_process_relocs, class Scan_relocs): Likewise.
7630 (class Relocate_task): Likewise.
7631 * target-reloc.h (scan_relocs): Remove options parameter. Change
7632 all callers.
7633 (scan_relocatable_relocs): Likewise.
7634 * target.h (class Sized_target): Remove options parameter from
7635 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7636 all callers.
7637 * gc.h (gc_process_relocs): Remove options parameter. Change all
7638 callers.
7639 * arm.cc: Update functions to remove options parameters.
7640 * i386.cc: Likewise.
7641 * powerpc.cc: Likewise.
7642 * sparc.cc: Likewise.
7643 * x86_64.cc: Likewise.
7644 * testsuite/testfile.cc: Likewise.
7645
8ffa3667
DK		 76462009-10-28 Doug Kwan <dougkwan@google.com>
7647
7648 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7649 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7650 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7651 New method definitions.
7652
40f36857
CC		 76532009-10-28 Cary Coutant <ccoutant@google.com>
7654
7655 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7656 (Plugin::cleanup_done_): New member.
7657 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7658 (Plugin_manager::cleanup_done_): Remove.
7659 (Plugin_manager::add_input_file): Edit error message.
7660 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7661 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7662
2c849493
ILT		 76632009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7664
7665 * fileread.cc: (File_read::View::~View): Use the new
7666 data_ownership_ filed.
7667 (File_read::~File_read): Dispose the new whole_file_view_.
7668 (File_read::open): Mmap the whole file if needed.
7669 (File_read::open): Use whole_file_view_ instead of contents_.
7670 (File_read::find_view): Use whole_file_view_ if applicable.
7671 (File_read::do_read): Use whole_file_view_ instead of contents_.
7672 (File_read::make_view): Use whole_file_view_ instead of contents_,
7673 update File_read::View::View call.
7674 (File_read::find_or_make_view): Update File_read::View::View
7675 call.
7676 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7677 remove contents_
7678 (File_read::View::Data_ownership): New enum.
7679 (File_read::View::View): Replace bool mapped_ with Data_ownership
7680 argument.
7681 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7682 (File_read::View::data_ownership_): New field.
7683 (File_read::contents_): Remove (replaced by whole_file_view_).
7684 (File_read::whole_file_view_): New field.
7685 * options.h (class General_options): Add --keep-files-mapped.
7686
24998053
CC		 76872009-10-27 Cary Coutant <ccoutant@google.com>
7688
7689 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7690 * testsuite/Makefile.am (plugin_test_5): New test case.
7691 * testsuite/Makefile.in: Regenerate.
7692
72adc4fa
DK		 76932009-10-25 Doug Kwan <dougkwan@google.com>
7694
7695 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7696 from private to protected to allow access by child class.
7697 (Sized_relobj::do_relocate_sections): New method declaration.
7698 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7699 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7700 Sized_relobj::relocate_sections. Instantiate template explicitly
7701 for different target sizes and endianity.
7702
07f508a2
DK		 77032009-10-24 Doug Kwan <dougkwan@google.com>
7704
7705 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7706 (Arm_input_section::as_arm_input_section): New method.
7707 (Arm_output_section): New class definition.
7708 (Arm_output_section::create_stub_group,
7709 Arm_output_section::group_sections): New method definitions.
7710
10ad9fe5
DK		 77112009-10-22 Doug Kwan <dougkwan@google.com>
7712
7713 * arm.cc (Arm_input_section): New class definition.
7714 (Arm_input_section::init, Arm_input_section:do_write,
7715 Arm_input_section::set_final_data_size,
7716 Arm_input_section::do_reset_address_and_file_offset): New method
7717 definitions.
7718
56ee5e00
DK		 77192009-10-21 Doug Kwan <dougkwan@google.com>
7720
7721 * arm.cc (Stub_table, Arm_input_section): New forward class
7722 declarations.
7723 (Stub_table): New class defintion.
7724 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7725 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7726 New method definition.
7727
b569affa
DK		 77282009-10-21 Doug Kwan <dougkwan@google.com>
7729
7730 * arm.cc: Update copyright comments.
7731 (Target_arm): New forward class template declaration.
7732 (Arm_address): New type.
7733 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7734 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7735 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7736 constants.
7737 (Insn_template): Same.
7738 (DEF_STUBS): New macro.
7739 (Stub_type): New enum type.
7740 (Stub_template): New class definition.
7741 (Stub): Same.
7742 (Reloc_stub): Same.
7743 (Stub_factory): Same.
7744 (Target_arm::Target_arm): Initialize may_use_blx_ and
7745 should_force_pic_veneer_.
7746 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7747 Target_arm::should_force_pic_veneer,
7748 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7749 Target_arm::using_thumb_only, Target_arm:;default_target): New
7750 method defintions.
7751 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7752 New data member declarations.
7753 (Insn_template::size, Insn_template::alignment): New method defintions.
7754 (Stub_template::Stub_template): New method definition.
7755 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7756 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7757 (Stub_factory::Stub_factory): New method definition.
7758 * gold.h (string_hash): New template.
7759 * output.h (Input_section_specifier::hash_value): Use
7760 gold::string_hash.
7761 (Input_section_specifier::string_hash): Remove.
7762 * stringpool.cc (Stringpool_template::string_hash): Use
7763 gold::string_hash.
7764
6c172549
DK		 77652009-10-20 Doug Kwan <dougkwan@google.com>
7766
7767 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7768 symbols of relaxed input sections.
7769 * output.h (Output_section::find_relaxed_input_section): Make
7770 method public.
7771
c5617f2f
DK		 77722009-10-16 Doug Kwan <dougkwan@google.com>
7773
7774 * dynobj.cc (Versions::Versions): Initialize version_script_.
7775 Only insert base version symbol definition for a shared object
7776 if version script defines any version versions.
7777 (Versions::define_base_version): New method definition.
7778 (Versions::add_def): Check that base version is not needed.
7779 (Versions::add_need): Define base version lazily.
7780 * dynobj.h (Versions::define_base_version): New method declaration.
7781 (Versions::needs_base_version_): New data member declaration.
7782 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7783 (check_DATA): Add no_version_test.stdout.
7784 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7785 New make rules.
7786 * testsuite/Makefile.in: Regenerate.
7787 * testsuite/no_version_test.c: New file.
7788 * testsuite/no_version_test.sh: Ditto.
7789
3c12dcdb
DK		 77902009-10-16 Doug Kwan <dougkwan@google.com>
7791
7792 * expression.cc (class Segment_start_expression): New class definition.
7793 (Segment_start_expression::value): New method definition.
7794 (script_exp_function_segment_start): Return a new
7795 Segment_start_expression.
7796 * gold/script-c.h (script_saw_segment_start_expression): New function
7797 prototype.
7798 * script-sections.cc (Script_sections::Script_sections): Initialize
7799 SAW_SEGMENT_START_EXPRESSION_ to false.
7800 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7801 and -Tbbs options to specify section addresses if given in
7802 command line and no SEGMENT_START expression is seen in a script.
7803 * script-sections.h (Script_sections::saw_segment_start_expression,
7804 Script_sections::set_saw_segment_start_expression): New method
7805 definition.
7806 (Script_sections::saw_segment_start_expression_): New data member
7807 declaration.
7808 * script.cc (script_saw_segment_start_expression): New function.
7809 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7810 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7811 script_test_7.sh and script_test_8.sh.
7812 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7813 script_test_8.stdout.
7814 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7815 (script_test_6, script_test_6.stdout, script_test_7,
7816 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7817 * Makefile.in: Regenerate.
7818 * testsuite/script_test_6.sh: New file.
7819 * testsuite/script_test_6.t: Same.
7820 * testsuite/script_test_7.sh: Same.
7821 * testsuite/script_test_7.t: Same.
7822 * testsuite/script_test_8.sh: Same.
7823
64b1ae37
DK		 78242009-10-16 Doug Kwan <dougkwan@google.com>
7825
7826 * output.cc (Output_segment::set_section_list_address): Cast
7827 expressions to unsigned long long type to avoid format warnings.
7828
661be1e2
ILT		 78292009-10-15 Ian Lance Taylor <iant@google.com>
7830
12edd763 7831 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7832 dot assignment to script_sections_.
12edd763
ILT		 7833 * script-sections.cc (Script_sections::add_dot_assignment):
7834 Initialize if necessary.
7835
68b6574b
ILT		 7836 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7837 program headers with no load segment if there is a linker script.
7838
661be1e2
ILT		 7839 * layout.cc (Layout::set_segment_offsets): Align the file offset
7840 to the segment aligment for -N or -n with no load segment.
7841 * output.cc (Output_segment::add_output_section): Don't crash if
7842 the first section is a TLS section.
7843 (Output_segment::set_section_list_addresses): Print an error
7844 message if the address moves backward in a linker script.
7845 * script-sections.cc
7846 (Output_section_element_input::set_section_addresses): Don't
7847 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7848 (Orphan_output_section::set_section_addresses): Likewise.
7849
f15f61a7
DK		 78502009-10-15 Doug Kwan <dougkwan@google.com>
7851
7852 * layout.cc (Layout::finish_dynamic_section): Generate tags
7853 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7854 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7855 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7856
82bb573a
ILT		 78572009-10-14 Ian Lance Taylor <iant@google.com>
7858
7859 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7860 fields.
7861 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7862 data_shdr fields of relinfo.
7863 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7864 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7865 R_386_TLS_LDO_32, adjust based on section flags.
7866 (Target_i386::Relocate::fix_up_ldo): Remove.
7867
374ad285
ILT		 78682009-10-13 Ian Lance Taylor <iant@google.com>
7869
7870 Add support for -pie.
7871 * options.h (class General_options): Add -pie and
7872 --pic-executable.
7873 (General_options::output_is_position_independent): Test -pie.
7874 (General_options::output_is_executable): Return true if not shared
7875 and not relocatable.
7876 (General_options::output_is_pie): Remove.
7877 * options.cc (General_options::finalize): Reject incompatible uses
7878 of -pie.
7879 * gold.cc (queue_middle_tasks): A -pie link is not static.
7880 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7881 * symtab.cc (Symbol::final_value_is_known): Return false if
7882 output_is_position_independent.
7883 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7884 output_is_position_independent.
7885 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7886 output_is_position_independent.
7887 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7888 output_is_position_independent.
7889 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7890 two_file_pie_test.
7891 (basic_pie_test.o, basic_pie_test): New targets.
7892 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7893 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7894 (two_file_pie_test): New target.
7895 * testsuite/Makefile.in: Rebuild.
7896 * README: Remove note saying that -pie is not supported.
7897
c6585162
ILT		 78982009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7899
7900 * options.h (class General_options): Add -init and -fini.
7901 * layout.cc (Layout::finish_dynamic_section): Emit
7902 given init and fini functions.
7903
032ce4e9
ST		 79042009-10-13 Sriraman Tallam <tmsriram@google.com>
7905
7906 * gc.h (gc_process_relocs): Check if icf is enabled using new
7907 function.
7908 * gold.cc (queue_initial_tasks): Likewise.
7909 (queue_middle_tasks): Likewise.
7910 * object.cc (do_layout): Likewise.
7911 * symtab.cc (is_section_folded): Likewise.
7912 * main.cc (main): Likewise.
7913 * reloc.cc (Read_relocs::run): Likewise.
7914 (Sized_relobj::do_scan_relocs): Likewise.
7915 * icf.cc (is_function_ctor_or_dtor): New function.
7916 (Icf::find_identical_sections): Check if function is ctor or dtor when
7917 safe icf is chosen.
7918 * options.h (General_options::icf): Change option to be an enum.
7919 (Icf_status): New enum.
7920 (icf_enabled): New method.
7921 (icf_safe_folding): New method.
7922 (set_icf_status): New method.
7923 (icf_status_): New variable.
7924 * (options.cc) (General_options::finalize): Set icf_status_.
7925 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7926 icf_test and icf_keep_unique_test to use the --icf enum flag.
7927 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7928 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7929
f345227a
ST		 79302009-10-12 Sriraman Tallam <tmsriram@google.com>
7931
7932 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7933 includes to gc.h and icf.h.
7934 * arm.cc: Include gc.h.
7935 * gold.cc: Likewise.
7936 * i386.cc: Likewise.
7937 * powerpc.cc: Likewise.
7938 * sparc.cc: Likewise.
7939 * x86_64.cc: Likewise.
7940 * gc.h: Include icf.h.
7941
1c7814ed
ILT		 79422009-10-11 Ian Lance Taylor <iant@google.com>
7943
7944 * plugin.cc: Include "gold.h" before other header files.
7945
ae3b5189
CD		 79462009-10-10 Chris Demetriou <cgd@google.com>
7947
7948 * options.h (Input_file_argument::Input_file_type): New enum.
7949 (Input_file_argument::is_lib_): Replace with...
7950 (Input_file_argument::type_): New member.
7951 (Input_file_argument::Input_file_argument): Take Input_file_type
7952 'type' rather than boolean 'is_lib' as second argument.
7953 (Input_file_argument::is_lib): Use type_.
7954 (Input_file_argument::is_searched_file): New function.
7955 (Input_file_argument::may_need_search): Handle is_searched_file.
7956 * options.cc (General_options::parse_library): Support -l:filename.
7957 (General_options::parse_just_symbols): Update for Input_file_argument
7958 changes.
7959 (Command_line::process): Likewise.
7960 * archive.cc (Archive::get_file_and_offset): Likewise.
7961 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7962 * script.cc (read_script_file, script_add_file): Likewise.
7963 * fileread.cc (Input_file::Input_file): Likewise.
7964 (Input_file::will_search_for): Handle is_searched_file.
7965 (Input_file::open): Likewise.
7966 * readsyms.cc (Read_symbols::get_name): Likewise.
7967 * testsuite/Makefile.am (searched_file_test): New test.
7968 * testsuite/Makefile.in: Regenerate.
7969 * testsuite/searched_file_test.cc: New file.
7970 * testsuite/searched_file_test_lib.cc: New file.
7971
f3048a1d
ILT		 79722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7973 Ian Lance Taylor <iant@google.com>
7974
7975 * descriptor.cc: Include <cstdio> and "binary-io.h".
7976 (Descriptors::open): Open the files in binary mode always.
7977 * script.cc (Lex::get_token): Treat \r as whitespace.
7978
d4780e57
ILT		 79792009-10-09 Ian Lance Taylor <iant@google.com>
7980
7981 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7982
d9a893b8
ILT		 79832009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7984 Ian Lance Taylor <iant@google.com>
7985
7986 * configure.ac: Check for readv function also.
7987 * fileread.cc (readv): Define if not HAVE_READV.
7988 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7989 does not exist.
7990 * config.in: Regenerate.
7991 * configure: Regenerate.
7992
c0a62865
DK		 79932009-10-09 Doug Kwan <dougkwan@google.com>
7994
7995 * layout.cc (Layout::make_output_section): Call target hook to make
7996 ordinary output section.
7997 (Layout::finalize): Adjust parameter list of call the
7998 Target::may_relax().
7999 * layout.h (class Layout::section_list): New method.
8000 * merge.h (Output_merge_base::entsize): Change visibility to public.
8001 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8002 New methods.
8003 (Output_merge_string::do_is_string): New method.
8004 * object.cc (Sized_relobj::do_setup): renamed from
8005 Sized_relobj::set_up.
8006 * object.h (Sized_relobj::adjust_shndx,
8007 Sized_relobj::initializ_input_to_output_maps,
8008 Sized_relobj::free_input_to_output_maps): Change visibilities to
8009 protected.
8010 (Sized_relobj::setup): Virtualize.
8011 (Sized_relobj::do_setup): New method declaration.
8012 (Sized_relobj::invalidate_section_offset,
8013 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8014 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8015 * options.cc (parse_int): New function.
8016 * options.h (parse_int): New declaration.
8017 (DEFINE_int): New macro.
8018 (stub_group_size): New option.
8019 * output.cc (Output_section::Output_section): Initialize memebers
8020 merge_section_map_, merge_section_by_properties_map_,
8021 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8022 (Output_section::add_input_section): Handled deferred code-fill
8023 generation and remove an old comment.
8024 (Output_section::add_relaxed_input_section): New method definition.
8025 (Output_section::add_merge_input_section): Use merge section by
8026 properties map to speed to search. Update merge section maps
8027 as appropriate.
8028 (Output_section::build_relaxation_map): New method definition.
8029 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8030 Same.
8031 (Output_section::relax_input_section): Renamed to
8032 Output_section::convert_input_sections_to_relaxed_sections and change
8033 interface to take a vector of pointers to relaxed sections.
8034 (Output_section::find_merge_section,
8035 Output_section::find_relaxed_input_section): New method definitions.
8036 (Output_section::is_input_address_mapped,
8037 Output_section::output_offset, Output_section::output_address):
8038 Use output section data maps to speed up searching.
8039 (Output_section::find_starting_output_address): Add comments.
8040 (Output_section::do_write,
8041 Output_section::write_to_postprocessing_buffer): Do code-fill
8042 generation as appropriate.
8043 (Output_section::get_input_sections): Invalidate relaxed input section
8044 map.
8045 (Output_section::restore_states): Adjust type of checkpoint .
8046 Invalidate relaxed input section map.
8047 * output.h (Output_merge_base): New class declaration.
8048 (Input_section_specifier): New class defintion.
8049 (class Output_relaxed_input_section) Change base class to
8050 Output_section_data_build.
8051 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8052 base class initializer.
8053 (Output_section::add_relaxed_input_section): New method declaration.
8054 (Output_section::Input_section): Change visibility to protected.
8055 (Output_section::Input_section::relobj,
8056 Output_section::Input_section::shndx): Handle relaxed input sections.
8057 Output_section::input_sections) Change visibility to protected. Also
8058 define overload to return a non-const pointer.
8059 (Output_section::Merge_section_properties): New class defintion.
8060 (Output_section::Merge_section_by_properties_map,
8061 Output_section::Output_section_data_by_input_section_map,
8062 Output_section::Relaxation_map): New types.
8063 (Output_section::relax_input_section): Rename method to
8064 Output_section::convert_input_sections_to_relaxed_sections and change
8065 interface to take a vector of relaxed section pointers.
8066 (Output_section::find_merge_section,
8067 Output_section::find_relaxed_input_section,
8068 Output_section::build_relaxation_map,
8069 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8070 New method declarations.
8071 (Output_section::merge_section_map_
8072 Output_section::merge_section_by_properties_map_,
8073 Output_section::relaxed_input_section_map_,
8074 Output_section::is_relaxed_input_section_map_valid_,
8075 Output_section::generate_code_fills_at_write_): New data members.
8076 * script-sections.cc
8077 (Output_section_element_input::set_section_addresses): Call
8078 current_data_size and addralign methods of relaxed input sections.
8079 (Orphan_output_section::set_section_addresses): Call current_data_size
8080 and addralign methods of relaxed input sections.
8081 * symtab.cc (Symbol_table::compute_final_value): Extract template
8082 from the body of Symbol_table::sized_finalize_symbol.
8083 (Symbol_table::sized_finalized_symbol): Call
8084 Symbol_table::compute_final_value.
8085 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8086 (Symbol_table::compute_final_value): New templated method declaration.
8087 * target.cc (Target::do_make_output_section): New method defintion.
8088 * target.h (Target::make_output_section): New method declaration.
8089 (Target::relax): Add more parameters for input objects, symbol table
8090 and layout. Adjust call to do_relax.
8091 (Target::do_make_output_section): New method declaration.
8092 (Target::do_relax): Add parameters for input objects, symbol table
8093 and layout.
8094
d446d6c4
ILT		 80952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8096
8097 * pread.c: Include stdio.h.
8098
bc06c745
ILT		 80992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8100
8101 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8102 defined.
8103
75aea3d0
ILT		 81042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8105
8106 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8107 Change read_shndx type to unsigned int.
8108 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8109 int.
8110 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8111 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8112 Change read_shndx type to unsigned int.
8113 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8114 int.
8115 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8116 * layout.cc (Layout::create_symtab_sections): Cast the result of
8117 local_symcount * symsize to off_t in the gold_assert.
8118
be8fcb75
ILT		 81192009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8120
8121 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8122 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8123 R_ARM_BASE_ABS.
8124 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8125 (Arm_relocate_functions::thm_abs5): New function.
8126 (Arm_relocate_functions::abs12): New function.
8127 (Arm_relocate_functions::abs16): New function.
8128 (Arm_relocate_functions::base_abs): New function.
8129 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8130 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8131 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8132 R_ARM_BASE_ABS.
8133 (Scan::global): Likewise.
8134 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8135 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8136 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8137 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8138 R_ARM_BASE_ABS.
8139
c2a122b6
ILT		 81402009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8141
8142 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8143 (Arm_relocate_functions::movt_prel): New function.
8144 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8145 (Arm_relocate_functions::thm_movt_prel): New function.
8146 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8147 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8148 (Scan::global, Relocate::relocate): Likewise.
8149 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8150
c4aa1e2d
ILT		 81512009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8152
8153 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8154 Incremental_checker.
8155 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8156 unsigned int.
8157 (class Incremental_inputs_header): New class.
8158 (Incremental_inputs_header_writer): Edit comment.
8159 (Incremental_inputs_entry): New class.
8160 (Incremental_inputs_entry_writer): Edit comment.
8161 (Sized_incremental_binary::do_find_incremental_inputs_section):
8162 Add *strtab_shndx parameter, fill it.
8163 (Sized_incremental_binary::do_check_inputs): New method.
8164 (Incremental_checker::can_incrementally_link_output_file): Use
8165 Sized_incremental_binary::check_inputs.
8166 (Incremental_inputs::report_command_line): Save command line in
8167 command_line_.
8168 * incremental.h:
8169 (Incremental_binary::find_incremental_inputs_section): New
8170 method.
8171 (Incremental_binary::do_find_incremental_inputs_section): Add
8172 strtab_shndx parameter.
8173 (Incremental_binary::do_check_inputs): New pure virtual method.
8174 (Sized_incremental_binary::do_check_inputs): Declare.
8175 (Incremental_checker::Incremental_checker): Add incremental_inputs
8176 parameter, use it to initialize incremental_inputs_.
8177 (Incremental_checker::incremental_inputs_): New field.
8178 (Incremental_checker::command_line): New method.
8179 (Incremental_checker::inputs): New method.
8180 (Incremental_checker::command_line_): New field.
8181
c549a694
ILT		 81822009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8183
8184 * incremental.cc: Include <cstdarg> and "target-select.h".
8185 (vexplain_no_incremental): New function.
8186 (explain_no_incremental): New function.
8187 (Incremental_binary::error): New method.
8188 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8189 method.
8190 (make_sized_incremental_binary): New function.
8191 (open_incremental_binary): New function.
8192 (can_incrementally_link_file): Add checks if output is ELF and has
8193 inputs section.
8194 * incremental.h: Include "elfcpp_file.h" and "output.h".
8195 (Incremental_binary): New class.
8196 (Sized_incremental_binary): New class.
8197 (open_incremental_binary): Declare.
8198 * object.cc (is_elf_object): Use
8199 elfcpp::Elf_recognizer::is_elf_file.
8200 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8201 * output.h (Output_file::filesize): New method.
8202
fd3c5f0b
ILT		 82032009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8204
8205 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8206 New function.
8207 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8208 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8209 function.
8210 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8211 function.
8212 (Arm_relocate_functions::movw_abs_nc): New function.
8213 (Arm_relocate_functions::movt_abs): New function.
8214 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8215 (Arm_relocate_functions::thm_movt_abs): New function.
8216 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8217 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8218 (Scan::global): Likewise.
8219 (Relocate::relocate): Likewise.
8220 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8221
7f5309a5
ILT		 82222009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8223
8224 * arm.cc (Arm_relocate_functions::got_prel) New function.
8225 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8226 (Relocate::relocate): Likewise.
8227 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8228
364c7fa5
ILT		 82292009-10-06 Ian Lance Taylor <iant@google.com>
8230
8231 * options.h (class General_options): Define
8232 split_stack_adjust_size parameter.
8233 * object.h (class Object): Add uses_split_stack_ and
8234 has_no_split_stack_ fields. Add uses_split_stack and
8235 has_no_split_stack accessor functions. Declare
8236 handle_split_stack_section.
8237 (class Reloc_symbol_changes): Define.
8238 (class Sized_relobj): Define Function_offsets. Declare
8239 split_stack_adjust, split_stack_adjust_reltype, and
8240 find_functions.
8241 * object.cc (Object::handle_split_stack_section): New function.
8242 (Sized_relobj::do_layout): Call handle_split_stack_section.
8243 * dynobj.cc (Sized_dynobj::do_layout): Call
8244 handle_split_stack_section.
8245 * reloc.cc (Sized_relobj::relocate_sections): Call
8246 split_stack_adjust for executable sections in split_stack
8247 objects. Pass reloc_map to relocate_section.
8248 (Sized_relobj::split_stack_adjust): New function.
8249 (Sized_relobj::split_stack_adjust_reltype): New function.
8250 (Sized_relobj::find_functions): New function.
8251 * target-reloc.h: Include "object.h".
8252 (relocate_section): Add reloc_symbol_changes parameter. Change
8253 all callers.
8254 * target.h (class Target): Add calls_non_split method. Declare
8255 do_calls_non_split virtual method. Declare match_view and
8256 set_view_to_nop.
8257 * target.cc: Include "elfcpp.h".
8258 (Target::do_calls_non_split): New function.
8259 (Target::match_view): New function.
8260 (Target::set_view_to_nop): New function.
8261 * gold.cc (queue_middle_tasks): Give an error if mixing
8262 split-stack and non-split-stack objects with -r.
8263 * i386.cc (Target_i386::relocate_section): Add
8264 reloc_symbol_changes parameter.
8265 (Target_i386::do_calls_non_split): New function.
8266 * x86_64.cc (Target_x86_64::relocate_section): Add
8267 reloc_symbol_changes parameter.
8268 (Target_x86_64::do_calls_non_split): New function.
8269 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8270 parameter.
8271 * powerpc.cc (Target_powerpc::relocate_section): Add
8272 reloc_symbol_changes parameter.
8273 * sparc.cc (Target_sparc::relocate_section): Add
8274 reloc_symbol_changes parameter.
8275 * configure.ac: Call AM_CONDITIONAL for the default target.
8276 * configure: Rebuild.
8277 * testsuite/Makefile.am (TEST_AS): New variable.
8278 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8279 (check_DATA): Add split_i386 and split_x86_64 files.
8280 (SPLIT_DEFSYMS): Define.
8281 (split_i386_[1234n].o): New targets.
8282 (split_i386_[124]): New targets.
8283 (split_i386_[1234r].stdout): New targets.
8284 (split_x86_64_[1234n].o): New targets.
8285 (split_x86_64_[124]): New targets.
8286 (split_x86_64_[1234r].stdout): New targets.
8287 (MOSTLYCLEANFILES): Add new executables.
8288 * testsuite/split_i386.sh: New file.
8289 * testsuite/split_x86_64.sh: New file.
8290 * testsuite/split_i386_1.s: New file.
8291 * testsuite/split_i386_2.s: New file.
8292 * testsuite/split_i386_3.s: New file.
8293 * testsuite/split_i386_4.s: New file.
8294 * testsuite/split_i386_n.s: New file.
8295 * testsuite/split_x86_64_1.s: New file.
8296 * testsuite/split_x86_64_2.s: New file.
8297 * testsuite/split_x86_64_3.s: New file.
8298 * testsuite/split_x86_64_4.s: New file.
8299 * testsuite/split_x86_64_n.s: New file.
8300 * testsuite/testfile.cc (Target_test): Update relocation_section
8301 function.
8302 * testsuite/Makefile.in: Rebuild.
8303
e8a9fcda
ILT		 83042009-10-06 Ian Lance Taylor <iant@google.com>
8305
8306 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8307 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8308 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8309 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8310 the address on ldo_addrs_.
8311 (Target_i386::Relocate::fix_up_ldo): New function.
8312
e99daf92
ILT		 83132009-10-06 Rafael Espindola <espindola@google.com>
8314
8315 * plugin.cc (add_input_library): New.
8316 (Plugin::load): Add add_input_library to tv.
8317 (Plugin_manager::add_input_file): Add the is_lib argument.
8318 (add_input_file): Update call to Plugin_manager::add_input_file.
8319 (add_input_library): New.
8320 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8321
966d4097
DK		 83222009-09-30 Doug Kwan <dougkwan@google.com>
8323
8324 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8325 symbol and call Symbol::may_need_copy_reloc to determine if
8326 a copy reloc is needed.
8327 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8328 nocopyreloc is given in command line.
8329 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8330 given in command line.
8331 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8332 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8333 of the removed Target_i386::may_need_copy_reloc.
8334 * options.h (copyreloc): New option with default value false.
8335 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8336 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8337 instead of the removed Target_powerpc::may_need_copy_reloc.
8338 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8339 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8340 instead of the removed Target_sparc::may_need_copy_reloc.
8341 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8342 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8343 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8344 instead of the removed Target_x86_64::may_need_copy_reloc.
8345
029ba973
ILT		 83462009-09-30 Ian Lance Taylor <iant@google.com>
8347
8348 * object.h (class Object): Remove target_ field, and target,
8349 sized_target, and set_target methods.
8350 (Object::sized_target): Remove.
8351 (class Sized_relobj): Update declarations. Remove sized_target.
8352 * object.cc (Sized_relobj::setup): Remove target parameter.
8353 Change all callers.
8354 (Input_objects::add_object): Don't do anything with the target.
8355 (make_elf_sized_object): Add punconfigured parameter. Change all
8356 callers. Set or test parameter target.
8357 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8358 Change all callers.
8359 * parameters.cc (Parameters::set_target): Change parameter type to
8360 be non-const.
8361 (Parameters::default_target): Remove.
8362 (set_parameters_target): Change parameter type to be non-const.
8363 (parameters_force_valid_target): New function.
8364 (parameters_clear_target): New function.
8365 * parameters.h (class Parameters): Update declarations. Remove
8366 default_target method. Add sized_target and clear_target
8367 methods. Change target_ to be non-const.
8368 (set_parameters_target): Update declaration.
8369 (parameters_force_valid_target): Declare.
8370 (parameters_clear_target): Declare.
8371 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8372 as NULL if we aren't searching.
8373 (Add_symbols::run): Don't check for compatible target.
8374 * fileread.cc (Input_file::open_binary): Call
8375 parameters_force_valid_target.
8376 * gold.cc (queue_middle_tasks): Likewise.
8377 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8378 set_target on object.
8379 * dynobj.h (class Sized_dynobj): Update declarations.
8380 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8381 make_elf_object returns NULL.
8382 (Archive::include_member): Don't check whether object target is
8383 compatible.
8384 * output.cc (Output_section::add_input_section): Get target from
8385 parameters.
8386 (Output_section::relax_input_section): Likewise.
8387 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8388 parameters.
8389 (Sized_relobj::do_scan_relocs): Likewise.
8390 (Sized_relobj::relocate_sections): Likewise.
8391 * resolve.cc (Symbol_table::resolve): Likewise.
8392 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8393 parameter. Change all callers.
8394 (Symbol_table::add_from_object): Get target from parameters.
8395 (Symbol_table::add_from_relobj): Don't check object target.
8396 (Symbol_table::add_from_dynobj): Likewise.
8397 (Symbol_table::define_special_symbol): Get target from
8398 parameters.
8399 * symtab.h (class Symbol_table): Update declaration.
8400 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8401 parameter. Change all callers. Clear parameter target.
8402 (Binary_test): Test target here.
8403 * testsuite/object_unittest.cc (gold_testsuite): Remove
8404 target_test_pointer parameter. Change all callers.
8405 (Object_test): Test target here.
8406
a6a22b83
ILT		 84072009-09-26 Ian Lance Taylor <iant@google.com>
8408
8409 * testsuite/initpri1.c: Don't try to use constructor priorities if
8410 compiling with gcc before 4.3.
8411
6a8f49fe
ILT		 84122009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8413
8414 * testsuite/retain_symbols_file_test.sh (check_present): Change
8415 output file name to retain_symbols_file_test.stdout.
8416 (check_absent): Likewise.
8417
8c604651
CS		 84182009-09-18 Craig Silverstein <csilvers@google.com>
8419
8420 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8421 * options.cc: Include <cerrno> and <fstream>.
8422 (General_options::finalize): Parse -retain-symbols-file tag.
8423 * options.h: New flag.
8424 (General_options): New method should_retain_symbol, new
8425 variable symbols_to_retain.
8426 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8427 should_retain_symbol map.
8428 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8429 * testsuite/Makefile.in: Regenerate.
8430 * testsuite/retain_symbols_file_test.sh: New file.
8431
ca58b19f
NC		 84322009-09-18 Nick Clifton <nickc@redhat.com>
8433
8434 * po/es.po: Updated Spanish translation.
8435
20e6d0d6
DK		 84362009-09-17 Doug Kwan <dougkwan@google.com>
8437
8438 * debug.h (DEBUG_RELAXATION): New constant.
8439 (DEBUG_ALL): Add DEBUG_RELAXATION.
8440 (debug_string_to_enum): Add relaxation debug option.
8441 * layout.cc
8442 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8443 Layout::Relaxation_debug_check::read_sections,
8444 Layout::Relaxation_debug_check::read_sections): New method definitions.
8445 (Layout::Layout): Initialize data members
8446 record_output_section_data_from_scrips_,
8447 script_output_section_data_list_ and relaxation_debug_check_.
8448 (Layout::save_segments, Layout::restore_segments,
8449 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8450 Layout::relaxation_loop_body): New method definitions.
8451 (Layout::finalize): Support relaxation. Move section layout code to
8452 Layout::relaxation_loop_body.
8453 (Layout::set_asection_address_from_script): Move code for orphan
8454 section placement out.
8455 (Layout::place_orphan_sections_in_script): New method definition.
8456 * layout.h (Output_segment_headers, Output_file_header):
8457 New forward class declarations.
8458 (Layout::~Layout): Define.
8459 (Layout::new_output_section_data_from_script): New method definition.
8460 (Layout::place_orphan_sections_in_script): New method declaration.
8461 (Layout::Segment_states): New type declaration.
8462 (Layout::save_segments, Layout::restore_segments,
8463 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8464 Layout::relaxation_loop_body): New method declarations.
8465 (Layout::Output_section_data_list): New type declaration.
8466 (Layout::Relaxation_debug_check): New class definition.
8467 (Layout::record_output_section_data_from_script_,
8468 Layout::script_output_section_data_list_, Layout::segment_states_,
8469 Layout::relaxation_debug_check_): New data members.
8470 * output.cc: (Output_section_headers::do_size): New method definition.
8471 (Output_section_headers::Output_section_headers): Move size
8472 computation to Output_section_headers::do_size.
8473 (Output_segment_headers::do_size): New method definition.
e1df38aa 8474 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8475 Output_file_header::do_size and call it.
8476 (Output_file_header::do_size): New method definition.
8477 (Output_data_group::Output_data_group): Adjust call to
8478 Output_section_data.
8479 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8480 (Output_symtab_xindex::do_write): Add array bound check.
8481 (Output_section::Input_section::print_to_mapfile): Handle
8482 RELAXED_INPUT_SECTION_CODE.
8483 (Output_section::Output_section): Initialize data member checkpoint_.
8484 (Output_section::~Output_section): Delete checkpoint object pointed
8485 by checkpoint_.
8486 (Output_section::add_input_section): Always add an Input_section if
8487 relaxing.
8488 (Output_section::add_merge_input_section): Add assert.
8489 (Output_section::relax_input_section): New method definition.
8490 (Output_section::set_final_data_size): Set load address to zero for
8491 an unallocated section.
8492 (Output_section::do_address_and_file_offset_have_reset_values):
8493 New method definition.
8494 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8495 Handle relaxed input section.
8496 (Output_section::sort_attached_input_sections): Checkpoint input
8497 section list lazily.
8498 (Output_section::get_input_sections): Change type of input_sections to
8499 list of Simple_input_section pointers. Checkpoint input section list
8500 lazily. Also handle relaxed input sections.
8501 (Output_section::add_input_section_for_script): Take a reference to
8502 a Simple_input_section object instead of Relobj pointer and section
8503 index as parameter. Handle relaxed input sections.
8504 (Output_section::save_states, Output_section::restore_states): New
8505 method definitions.
8506 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8507 (Output_data::is_data_size_fixed): New method definition.
8508 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8509 if it is fixed.
8510 (Output_data::address_and_file_offset_have_reset_values): New method
8511 definition.
8512 (Output_data::do_address_and_file_offset_have_reset_values): New method
8513 definition.
8514 (Output_data::set_data_size): Check that data size is not fixed.
8515 (Output_data::fix_data_size): New method definition.
8516 (Output_data::is_data_size_fixed_): New data member.
8517 (Output_section_headers::set_final_data_size): New method definition.
8518 (Output_section_headers::do_size): New method declaration.
8519 (Output_segment_headers::set_final_data_size): New method definition.
8520 (Output_segment_headers::do_size): New method declaration.
8521 (Output_file_header::set_final_data_size)::New method definition.
8522 (Output_file_header::do_size)::New method declaration.
8523 (Output_section_data::Output_section_data): Add new parameter
8524 is_data_size_fixed and use it to fix data size.
8525 (Output_data_const::Output_data_const): Adjust call to base class
8526 constructor and fix data size.
8527 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8528 base class constructor and fix data size.
8529 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8530 base class constructor and fix data size.
8531 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8532 class constructor and fix data size.
8533 (Output_data_group::set_final_data_size): New method definition.
8534 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8535 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8536 class constructor and fix data size.
8537 (Output_relaxed_input_section): New class definition.
8538 (Output_section::Simple_input_section): New class definition.
8539 (Output_section::get_input_sections): Adjust parameter list.
8540 (Output_section::add_input_section_for_script): Same.
8541 (Output_section::save_states, Output_section::restore_states,
8542 Output_section::do_address_and_file_offset_have_reset_values,
8543 (Output_section::Input_section::Input_section): Handle
8544 RELAXED_INPUT_SECTION_CODE. Add new overload for
8545 Output_relaxed_input_section.
8546 (Output_section::Input_section::is_input_section,
8547 Output_section::Input_section::set_output_section): Handle relaxed
8548 input section.
8549 (Output_section::Input_section::is_relaxed_input_section,
8550 Output_section::Input_section::output_section_data,
8551 Output_section::Input_section::relaxed_input_section): New method
8552 definitions.
8553 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8554 value.
8555 (Output_section::Input_section::u1_): Update comments.
8556 (Output_section::Input_section::u2_): Add new union member poris.
8557 (Output_section::Checkpoint_output_section): New classs definition.
8558 (Output_section::relax_input_section): New method declaration.
8559 (Output_section::checkpoint_): New data member.
8560 (Output_segment): Update comments.
8561 (Output_segment::Output_segment): Un-privatize copy constructor.
8562 (Output_segment::operator=): Un-privatize.
8563 * script-sections.cc (Output_section_element::Input_section_list):
8564 Change element type to Output_section::Simple_input_section.
8565 (Output_section_element_dot_assignment::set_section_addresses):
8566 Register output section data for relaxation clean up.
8567 (Output_data_exression::Output_data_expression): Adjust call to base
8568 constructor to fix data size.
8569 (Output_section_element_data::set_section_addresses): Register
8570 Output_data_expression object for relaxation clean up.
8571 (struct Input_section_info): Replace Relobj pointer and section index
8572 pair with Output_section::Simple_input_section and Convert struct to a
8573 class.
8574 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8575 Input_section_info data member to use accessors.
20e6d0d6
DK		 8576 (Output_section_element_input::set_section_addresses): Use layout
8577 parameter. Adjust code to use Output_section::Simple_input_section
8578 and Input_secction_info classes. Register filler for relaxation
8579 clean up.
8580 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8581 and section index pair with Output_section::Simple_input_section
8582 class. Adjust code accordingly.
8583 (Phdrs_element::release_segment): New method definition.
8584 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8585 segment list.
8586 (Script_sections::release_segments): New method definition.
8587 * gold/script-sections.h (Script_sections::release_segments): New
8588 method declaration.
8589 * gold/target.h (Target::may_relax, Target::relax,
8590 Target::do_may_relax, Target::do_relax): New method definitions.
8591
5e445df6
ILT		 85922009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8593
8594 * arm.cc (has_signed_unsigned_overflow): New function.
8595 (Arm_relocate_functions::abs8): New function.
8596 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8597 (Target_arm::Scan::global): Likewise.
8598 (Target_arm::relocate::relocate): Likewise.
8599 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8600 Likewise.
8601
8c604651 86022009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8603
8604 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8605 * testsuite/Makefile.in: Regenerate.
8606
1e9cc1c2
NC		 86072009-09-11 Nick Clifton <nickc@redhat.com>
8608
8609 * po/gold.pot: Updated by the Translation project.
8610
6a89f575
CC		 86112009-09-08 Cary Coutant <ccoutant@google.com>
8612
8613 * output.cc (Output_file::open): Add execute permission to empty file.
8614 * testsuite/Makefile.am (permission_test): New test.
8615 * testsuite/Makefile.in: Regenerate.
8616
fdcac5af
ILT		 86172009-09-02 Ian Lance Taylor <iant@google.com>
8618
8619 * output.cc (Output_file::resize): Call map_no_anonymous rather
8620 than map.
8621
44453f85
ILT		 86222009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8623
8624 * gold.cc: Include "incremental.h".
8625 (queue_initial_tasks): Call Incremental_checker methods.
8626 * incremental.cc: Include "output.h".
8627 (Incremental_checker::can_incrementally_link_output_file): New
8628 method.
8629 * incremental.h (Incremental_checker): New class.
8630
8631 * output.cc (Output_file::open_for_modification): New method.
8632 (Output_file::map_anonymous): Changed return type to bool. Record
8633 map in base_ field.
8634 (Output_file::map_no_anonymous): New method, broken out of map.
8635 (Output_file::map): Use map_no_anonymous and map_anonymous.
8636 * output.h (class Output_file): Update declarations.
8637
293c1386
CC		 86382009-08-24 Cary Coutant <ccoutant@google.com>
8639
8640 * options.h (Command_line::Pre_options): New class.
8641 (Command_line::pre_options): New member.
8642 * options.cc (gold::options::ready_to_register): New variable.
8643 (One_option::register_option): Do nothing if not registering options.
8644 Assert if same short option registered twice.
8645 (General_options::General_options): Turn off option registration when
8646 done constructing.
8647 (Command_line::Pre_options::Pre_options): New constructor.
8648
f773f3d2
CC		 86492009-08-24 Cary Coutant <ccoutant@google.com>
8650
06a73cfe
CC		 8651 * options.h (General_options::no_keep_memory): Remove incorrect
8652 short option.
f773f3d2 8653
a15af8e2
RW		 86542009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8655
8656 * Makefile.am (am__skiplex, am__skipyacc): New.
8657 * Makefile.in: Regenerate.
8658
c462b41b
RW		 86592009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8660
14ec8efd
RW		 8661 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8662 (INCLUDES): ... this.
8663 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8664 (AM_CPPFLAGS): Renamed from ...
8665 (INCLUDE): ... this.
8666 * Makefile.in, testsuite/Makefile.in: Regenerate.
8667
81ecdfbb
RW		 8668 * Makefile.in: Regenerate.
8669 * aclocal.m4: Likewise.
8670 * config.in: Likewise.
8671 * configure: Likewise.
8672 * testsuite/Makefile.in: Likewise.
8673
c462b41b
RW		 8674 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8675 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8676 * Makefile.in: Regenerate.
8677 * testsuite/Makefile.in: Regenerate.
8678
2da73f13
CC		 86792009-08-19 Cary Coutant <ccoutant@google.com>
8680
8681 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8682 symbols in shared libraries overridden by hidden or internal symbols
8683 in the main program.
8684
2db70501
CD		 86852009-08-19 Chris Demetriou <cgd@google.com>
8686
8687 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8688 checking source file names in error messages.
8689
f733487b
DK		 86902009-08-18 Doug Kwan <dougkwan@google.com>
8691
8692 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8693 an elcpp::Ehdr as parameter. Adjust call to set_target.
8694 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8695 an elfcpp::Ehdr as parameter.
8696 * object.cc (Object::set_target): Remove the version that looks up
8697 a target and sets it.
8698 (Sized_relobj::setup): Take a Target object instead of
8699 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8700 (make_elf_sized_object): Find target and ask target to
8701 make an ELF object.
8702 * object.h: (Object::set_target): Remove the version that looks up
8703 a target and sets it.
8704 (Sized_relobj::setup): Take a Target object instead of
8705 an elfcpp:Ehdr as parameter.
8706 * target.cc: Include dynobj.h.
8707 (Target::do_make_elf_object_implementation): New.
8708 (Target::do_make_elf_object): New.
8709 * target.h (Target::make_elf_object): New template declaration.
8710 (Target::do_make_elf_object): New method declarations.
8711 (Target::do_make_elf_object_implementation): New template declaration.
8712
cc70f101
ILT		 87132009-08-14 Ian Lance Taylor <iant@google.com>
8714
8715 * gold.h (FUNCTION_NAME): Define.
8716 (gold_unreachable): Use FUNCTION_NAME.
8717
ef5e0cb1
ST		 87182009-08-12 Sriraman Tallam <tmsriram@google.com>
8719
8720 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8721 symbol in the --keep-unique list is not found.
8722
48c187ce
ST		 87232009-08-12 Sriraman Tallam <tmsriram@google.com>
8724
8725 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8726 been maked as --keep-unique.
8727 (Icf::unfold_section): New function.
8728 * icf.h (Icf::unfold_section): New function.
8729 * options.h (General_options::keep_unique): New option.
8730 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8731 * testsuite/Makefile.in: Regenerate.
8732 * testsuite/icf_keep_unique_test.sh: New file.
8733 * testsuite/icf_keep_unique_test.cc: New file.
8734
645afe0c
CC		 87352009-08-12 Cary Coutant <ccoutant@google.com>
8736
8737 PR 10471
8738 * resolve.cc (Symbol_table::resolve): Check for references from
8739 dynamic objects to hidden and internal symbols.
8740 * testsuite/Makefile.am (hidden_test.sh): New test.
8741 * testsuite/Makefile.in: Regenerate.
8742 * testsuite/hidden_test.sh: New script.
8743 * testsuite/hidden_test_1.c: New test source.
8744 * testsuite/hidden_test_main.c: New test source.
8745
11af873f
DK		 87462009-08-11 Doug Kwan <dougkwan@google.com>
8747
8748 * arm.cc: Update comments.
8749 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8750 segment to locate the .ARM.exidx section if present.
8751
b9f7d72d
DK		 87522009-08-09 Doug Kwan <dougkwan@google.com>
8753
8754 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8755 patch.
8756
ddd3c53c
ST		 87572009-08-07 Sriraman Tallam <tmsriram@google.com>
8758 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8759 compiler warnings.
8760
27721062
ST		 87612009-08-06 Sriraman Tallam <tmsriram@google.com>
8762
8763 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8764 valid tls_segment only for non-debug-section relocations.
8765 * testsuite/Makefile.am: Add gc_tls_test.
8766 * testsuite/Makefile.in: Regenerate.
8767 * testsuite/gc_tls_test.cc: New file.
8768 * testsuite/gc_tls_test.sh: New file.
8769
ef15dade 87702009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8771
ef15dade
ST		 8772 * icf.cc: New file.
8773 * icf.h: New file.
8774 * Makefile.am (CCFILES): Add icf.cc.
8775 (HFILES): Add icf.h
8776 * Makefile.in: Regenerate.
8777 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8778 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8779 section, symbol and addend information for the relocs.
8780 * gold.cc (queue_middle_tasks): Call identical code folding.
8781 * gold.h: Add defines for multimap.
8782 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8783 to the call of finalize_local_symbols.
8784 * main.cc (main): Create object of class Icf.
8785 * object.cc (Sized_relobj::do_layout): Allow this function to be
8786 called twice during icf.
8787 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8788 to sections marked as identical by icf.
8789 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8790 when available.
8791 (Sized_relobj::do_section_entsize): New function.
8792 * object.h (Object::section_entsize): New function.
8793 (Object::do_section_entsize): New pure virtual function.
8794 (Relobj::finalize_local_symbols): Add new parameter.
8795 (Relobj::do_section_entsize): New function.
8796 * options.h (General_options::icf): New option.
8797 (General_options::icf_iterations): New option.
8798 (General_options::print_icf_sections): New option.
8799 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8800 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8801 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8802 icf.
8803 * symtab.cc (Symbol_table::is_section_folded): New function.
8804 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8805 to sections marked as identical by icf.
8806 * symtab.h (Symbol_table::set_icf): New function.
8807 (Symbol_table::icf): New function.
8808 (Symbol_table::is_section_folded): New function.
8809 (Symbol_table::icf_): New data member.
8810 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8811 * testsuite/Makefile.am: Add commands to build icf_test.
8812 * testsuite/Makefile.in: Regenerate.
8813 * testsuite/icf_test.sh: New file.
8814 * testsuite/icf_test.cc: New file.
8815
c3b65ac4
CD		 88162009-07-24 Chris Demetriou <cgd@google.com>
8817
8818 * layout.cc (is_compressible_debug_section): Fix incorrect
8819 comment about compressed section names.
8820
1caf2c51
ILT		 88212009-07-20 Ian Lance Taylor <ian@airs.com>
8822
8823 PR 10419
8824 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8825
1ef4d87f
ILT		 88262009-07-16 Ian Lance Taylor <iant@google.com>
8827
8828 PR 10400
8829 * layout.h: #include <map>.
8830 (class Kept_section): Change from struct to class. Add accessors
8831 and setters. Add section size to Comdat_group mapping. Change
8832 Comdat_group to std::map. Add is_comdat_ field. Add
8833 linkonce_size field in union.
8834 (class Layout): Update declaration of find_or_add_kept_section.
8835 Don't declare find_kept_object.
8836 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8837 parameter. Add object, shndx, is_comdat, and is_group_name
8838 parameters. Change all callers. Adjust for new Kept_section.
8839 (Layout::find_kept_object): Remove.
8840 * object.cc (Sized_relobj::include_section_group): Update use of
8841 Kept_section. Rename secnum to shndx. Only record
8842 Kept_comdat_section if sections are the same size.
8843 (Sized_relobj::include_linkonce_section): Update use of
8844 Kept_section. Only record Kept_comdat_section if sections are the
8845 same size. Set size of linkonce section.
8846 (Sized_relobj::map_to_kept_section): Update call to
8847 get_kept_comdat_section.
8848 * object.h (class Sized_relobj): Rename fields in
8849 Kept_comdat_section to drop trailing underscores; change object
8850 field to Relobj*. Change Kept_comdat_section_table to store
8851 struct rather than pointer.
8852 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8853 Add kept_object and kept_shndx parameters. Change all callers.
8854 (Sized_relobj::get_kept_comdat_section): Change return type to
8855 bool. Add kept_object and kept_shndx parameters. Change all
8856 callers.
8857 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8858 Layout::find_or_add_kept_section.
8859
37c3b7b0
ILT		 88602009-07-09 Ian Lance Taylor <iant@google.com>
8861
8862 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8863 Reserve space in the hash table.
8864
98fa85cb
ILT		 88652009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8866
8867 * fileread.cc (File_read::get_mtime): New method.
8868 * fileread.h (Timespec): New structure.
8869 (File_read::get_mtime): New method.
8870 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8871 Renamed from timestamp_nsec.
8872 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8873 Elf_Xword.
e1df38aa 8874 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8875 timestamp_nsec.
e1df38aa 8876 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8877 (Incremental_inputs::report_obejct): Save mtime; style fix.
8878 (Incremental_inputs::report_script): Save mtime; style fix.
8879 (Incremental_inputs::finalize_inputs): Style fix.
8880 (Incremental_inputs::finalize): Style fix.
8881 (Incremental_inputs::create_input_section_data): Store inputs
8882 mtime.
8883 * incremental.h (Incremental_inputs::report_script): Add mtime
8884 argument.
8885 (Incremental_inputs::Input_info::Input_info): Intialize only one
8886 union member.
8887 (Incremental_inputs::Input_info::archive): Move to nameless
8888 union.
8889 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8890 (Incremental_inputs::Input_info::script): Move to nameless union.
8891 (Incremental_inputs::mtime): New field.
8892 * script.cc (read_input_script): Pass file mtime to
8893 Incremental_input.
8894 * script.h (Script_info::inputs): Style fix.
8895
c9d70757
ILT		 88962009-07-01 Ian Lance Taylor <ian@airs.com>
8897
8898 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8899 instead of 32.
8900
9c547ec3
ILT		 89012009-06-24 Ian Lance Taylor <iant@google.com>
8902
8903 PR 10156
8904 * layout.cc (Layout::choose_output_section): If we find an
8905 existing section, update the flags.
8906 (Layout::create_notes): New function, broken out of
8907 Layout::finalize.
8908 (Layout::finalize): Don't create note sections.
8909 (Layout::create_note): Don't crash if linker script discards
8910 section.
8911 (Layout::create_gold_note): Likewise.
8912 (Layout::create_build_id): Likewise. Don't set
8913 after_input_sections on the section.
8914 (Layout::create_executable_stack_info): Remove target parameter.
8915 Change caller.
8916 * layout.h (class Layout): Declare create_notes. Update
8917 declaration of create_executable_stack_info.
8918 * gold.cc (queue_middle_tasks): Call create_notes.
8919 * output.cc (Output_section::update_flags_for_input_section): Move
8920 here from output.h. If SHF_ALLOC flag is newly set, mark address
8921 invalid.
8922 * output.h (Output_data::mark_address_invalid): New function.
8923 (class Output_section): Only declare, not define,
8924 update_flags_for_input_section. Remove set_flags.
8925
55458500
ILT		 89262009-06-24 Ian Lance Taylor <iant@google.com>
8927
8928 * script-sections.cc (Output_section_definition::
8929 set_section_addresses): Rename shadowing local load_address to
8930 laddr.
8931
1307d6cd
ILT		 89322009-06-24 Ian Lance Taylor <iant@google.com>
8933
8934 PR 10244
8935 * reloc.cc (relocate_sections): Skip empty relocation sections.
8936
ec3f783e
ILT		 89372009-06-23 Ian Lance Taylor <iant@google.com>
8938
8939 PR 10156
8940 * layout.cc (Layout::create_note): Use choose_output_section
8941 rather than make_output_section.
8942
459c9f1c
ILT		 89432009-06-23 Ian Lance Taylor <iant@google.com>
8944
8945 PR 10237
8946 * options.cc (General_options::parse_V): Set printed_version_.
8947 (General_options::General_options): Initialize printed_version_.
8948 * options.h (class General_options): Add printed_version_ field.
8949 * gold.cc (queue_initial_tasks): If there are no input files,
8950 don't give a fatal error if we printed the version information.
8951 (queue_middle_tasks): If using -r with a shared object, give a
8952 fatal error rather than an ordinary error.
8953
1518dc8f
ILT		 89542009-06-23 Ian Lance Taylor <iant@google.com>
8955
8956 PR 10219
8957 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8958 (Layout::make_output_section): Set have_stabstr_section_ if we see
8959 a .stab*str section.
8960 (Layout::finalize): Call link_stabs_sections.
8961 (Layout::link_stabs_sections): New file.
8962 * layout.h (class Layout): Add have_stabstr_section_ field.
8963 Declare link_stabs_sections.
8964
3d857b98
DK		 89652009-06-23 Doug Kwan <dougkwan@google.com>
8966
8967 * Makefile.am (libgold_a_LIBADD): New.
8968 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8969 * Makefile.in: Regenerate.
8970 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8971 * configure: Regenerate.
8972 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8973 * fileread.cc: Include sys/state.h
8974 * gold.h: Declare memmem and strndup if found missing.
8975 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8976
0639a6f6
ILT		 89772009-06-23 Ian Lance Taylor <iant@google.com>
8978
8979 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8980 * configure: Rebuild.
8981
8d63875c
ILT		 89822009-06-23 Ian Lance Taylor <iant@google.com>
8983
8984 PR 10147
8985 * object.cc (Object::section_contents): Don't try to get a view if
8986 the section has length zero.
8987 (Object::handle_gnu_warning_section): If the section is empty, use
8988 the name of the section as the warning.
8989
f7c8a183
ILT		 89902009-06-23 Ian Lance Taylor <iant@google.com>
8991
8992 PR 10133
8993 * stringpool.h (class Stringpool_template): Add optimize_ field.
8994 (Stringpool_template::set_optimize): New function.
8995 * stringpool.cc (Stringpool_template::Stringpool_template):
8996 Initialize optimize_ field.
8997 (Stringpool_template::set_string_offsets): Test local optimize
8998 fild rather than parameter.
8999 * layout.cc (Layout::Layout): Call set_optimize on the section
9000 name stringpool.
9001
e6a307ba
ILT		 90022009-06-22 Ian Lance Taylor <iant@google.com>
9003
9004 PR 10030
9005 * yyscript.y: Parse TARGET.
9006 * script.cc (script_set_target): New function.
9007 * script-c.h (script_set_target): Declare.
9008 * options.cc (General_options::string_to_object_format): Rename
9009 from string_to_object_format in anonymous namespace. Change
9010 callers.
9011 * options.h (class General_options): Declare
9012 string_to_object_format.
9013
3ee173de
ILT		 90142009-06-22 Ian Lance Taylor <iant@google.com>
9015
9016 * script-sections.cc (Script_sections::create_segments): Don't put
9017 program headers in a PT_LOAD segment if -n or -N.
9018
90192009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9020
9021 PR 10141
9022 * options.h (class General_options): Add -z lazy and -z now. Sort
9023 -z options into alphabetical order.
9024 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9025
cd6739a1 90262009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9027
9028 * layout.cc (Layout::make_output_section): Call
9029 Target::new_output_section.
9030 (Layout::attach_allocated_section_to_segment): Put large section
9031 sections in a separate load segment with the large segment flag
9032 set.
9033 (Layout::segment_precedes): Sort large data segments after other
9034 load segments.
9035 (align_file_offset): New static function.
9036 (Layout::set_segment_offsets): Use align_file_offset.
9037 * output.h (class Output_section): Add is_small_section_ and
9038 is_large_section_ fields.
9039 (Output_section::is_small_section): New function.
9040 (Output_section::set_is_small_section): New function.
9041 (Output_section::is_large_section): New function.
9042 (Output_section::set_is_large_section): New function.
9043 (Output_section::is_large_data_section): New function.
9044 (class Output_segment): Add is_large_data_segment_ field.
9045 (Output_segment::is_large_data_segment): New function.
9046 (Output_segment::set_is_large_data_segment): New function.
9047 * output.cc (Output_section::Output_section): Initialize new
9048 fields.
9049 (Output_segment::Output_segment): Likewise.
9050 (Output_segment::add_output_section): Add assertion that large
9051 data sections always go in large data segments. Force small data
9052 sections to the end of the list of data sections. Force small BSS
9053 sections to the start of the list of BSS sections. For large BSS
9054 sections to the end of the list of BSS sections.
9055 * symtab.h (class Symbol): Declare is_common_shndx.
9056 (Symbol::is_defined): Check Symbol::is_common_shndx.
9057 (Symbol::is_common): Likewise.
9058 (class Symbol_table): Define enum Commons_section_type. Update
9059 declarations. Add small_commons_ and large_commons_ fields.
9060 * symtab.cc (Symbol::is_common_shndx): New function.
9061 (Symbol_table::Symbol_table): Initialize new fields.
9062 (Symbol_table::add_from_object): Put small and large common
9063 symbols in the right list.
9064 (Symbol_table::sized_finalized_symbol): Check
9065 Symbol::is_common_shndx.
9066 (Symbol_table::sized_write_globals): Likewise.
9067 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9068 common symbol lists. Don't call do_allocate_commons_list if the
9069 list is empty.
9070 (Symbol_table::do_allocate_commons_list): Remove is_tls
9071 parameter. Add comons_section_type parameter. Change all
9072 callers. Handle small and large common symbols.
9073 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9074 Symbol::is_common_shndx.
9075 * resolve.cc (symbol_to_bits): Likewise.
9076 * target.h (Target::small_common_shndx): New function.
9077 (Target::small_common_section_flags): New function.
9078 (Target::large_common_shndx): New function.
9079 (Target::large_common_section_flags): New function.
9080 (Target::new_output_section): New function.
9081 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9082 small_common_section_flags, and large_common_section_flags
9083 fields.
9084 (Target::do_new_output_section): New virtual function.
9085 * arm.cc (Target_arm::arm_info): Initialize new fields.
9086 * i386.cc (Target_i386::i386_info): Likewise.
9087 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9088 Likewise.
9089 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9090 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9091 (Target_x86_64::do_new_output_section): New function.
9092 * configure.ac: Define conditional MCMODEL_MEDIUM.
9093 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9094 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9095 (large_LDFLAGS): Define.
9096 * testsuite/large.c: New file.
9097 * testsuite/testfile.cc (Target_test::test_target_info):
9098 Initialize new fields.
9099 * configure, testsuite/Makefile.in: Rebuild.
9100
bb04269c
DK		 91012009-06-05 Doug Kwan <dougkwan@google.com>
9102
9103 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9104 * Makefile.in: Regenerate.
bb04269c
DK		 9105 * i386.cc (class Target_i386): Define new virtual method to
9106 override do_is_local_label_name in parent.
9107 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9108 local symbols if --discard-locals or -X is given.
9109 * options.h (class General_options): Declare new options
9110 '--discard-locals' and '-X' for discarding locals.
9111 * target.h (class Target): Define new methods is_local_label_name.
9112 Declare new virtual method do_is_local_label_name.
9113 * target.cc: New file.
9114 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9115 (check_SCRIPTS): Add discard_locals_test.sh.
9116 (check_DATA): Add discard_local_tests.syms.
9117 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9118 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9119 * testsuite/Makefile.in: Regenerate.
9120 * testsuite/discard_locals_test.c: New file.
9121 * testsuite/discard_locals_test.sh: Same.
9122
805bb01c
DK		 91232009-06-05 Doug Kwan <dougkwan@google.com>
9124
9125 * object.cc (Sized_relobj::Sized_relobj): Initialize
9126 discarded_eh_frame_shndx_ to -1U.
9127 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9128 section.
9129 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9130 a discarded .eh_frame section.
9131 (Sized_relobj::do_finalize_local_symbols): Ditto.
9132 * object.h (class Sized_relobj): Declare new member
9133 discarded_eh_frame_shndx_.
9134 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9135 (local_labels_test.o, local_labels_test): New rules.
9136 * testsuite/Makefile.in: Regenerate.
9137
1dcd334d
DK		 91382009-06-04 Doug Kwan <dougkwan@google.com>
9139
9140 * layout.cc (Layout::section_name_mapping): Add mapping for
9141 special ARM sections.
9142
96d49306
DK		 91432009-06-03 Doug Kwan <dougkwan@google.com>
9144
9145 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9146 (utils::has_overflow): Same.
9147
dff16297
ILT		 91482009-06-03 Ian Lance Taylor <iant@google.com>
9149
9150 * layout.cc (Layout::section_name_mapping): New array, replacing
9151 Layout::linkonce_mapping.
9152 (Layout::section_name_mapping_count): New variable, replacing
9153 Layout::linkonce_mapping_count.
9154 (Layout::linkonce_output_name): Remove.
9155 (Layout::output_section_name): Rewrite.
9156 * layout.h (class Layout): Rename Linkonce_mapping to
9157 Section_name_mapping, linkonce_mapping to section_name_mapping,
9158 linkonce_mapping_count to section_name_mapping_count. Don't
9159 declare linkonce_output_name.
9160
c121c671
DK		 91612009-06-03 Doug Kwan <dougkwan@google.com>
9162
9163 * gold/arm.cc (namespace utils): New.
9164 (Target_arm::reloc_is_non_pic): Define new method.
9165 (class Arm_relocate_functions): New.
9166 (Target_arm::Relocate::relocate): Handle relocation types used by
9167 Android.
9168
07800fab
ILT		 91692009-06-03 Ian Lance Taylor <iant@google.com>
9170
9171 * arm.cc (Target_arm::scan::global): Use || instead of |.
9172
c121c671
DK		 91732009-06-02 Doug Kwan <dougkwan@google.com>
9174
9175 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9176 issued_non_pic_error_.
9177 (class Target_arm::Scan): Declare new method check_non_pic.
9178 Define new method symbol_needs_plt_entry.
9179 Declare new data member issued_non_pic_error_.
9180 (class Target_arm::Relocate): Declare new method
9181 should_apply_static_reloc.
9182 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9183 (Target_arm::Scan::check_non_pic): Define new method.
9184 (Target_arm::Scan::local): Handle a small subset of reloc types used
9185 by Android.
9186 (Target_arm::Scan::local): Same.
9187 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9188
b19b0c6d
ILT		 91892009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9190
9191 * incremental.cc (Incremental_inputs::report_command_line): Filter
9192 out --incremental-* options.
9193
94cdfcff
DK		 91942009-05-29 Doug Kwan <dougkwan@google.com>
9195
9196 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9197 template class.
9198 (class Target_arm): Update comment.
9199 (Target_arm::Target_arm): Initialize new data members GOT_,
9200 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9201 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9202 and Target_arm::rel_dyn_section.
9203 Declare new_enum Target_arm::Got_type.
9204 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9205 and DYNBSS_.
9206 Update commments for member do_dynsym_value.
9207 (Target_arm::got_size, Target_arm::plt_section,
9208 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9209 new methods inside class defintion.
9210 (Target_arm::got_section): Define new method.
9211 (Target_arm::rel_dyn_section): Same.
9212 (Output_data_plt_arm): New template class.
9213 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9214 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9215 (Output_data_plt_arm::add_entry): Same.
9216 (Output_data_plt_arm::first_plt_entry): Define new
9217 static data member for PLT instruction template.
9218 (Output_data_plt_arm::plt_entry): Same.
9219 (Output_data_plt_arm::do_write): Define new method.
9220 (Target_arm::make_plt_entry): Same.
9221 (Target_arm::do_finalize_sections): Same.
9222 (Target_arm::do_dynsym_value): Same.
9223
4a657b0d
DK		 92242009-05-28 Doug Kwan <dougkwan@google.com>
9225
9226 * Makefile.am (TARGETSOURCES): Add arm.cc.
9227 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9228 * Makefile.in: Regenerate.
9229 * arm.cc: New file.
9230 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9231
e7ae8c36
DK		 92322009-05-26 Doug Kwan <dougkwan@google.com>
9233
9234 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9235 (General_options::check_excluded_libs): Strip off directories in
9236 archive name before matching like GNU ld does.
9237 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9238 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9239 (exclude_libs_test_LDFLAGS): Add linker option
9240 -Wl,--exclude-libs,libexclude_libs_test_3
9241 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9242 an explicit archive without using -l.
9243 (alt/libexclude_libs_test_3.a): New make rule.
9244 * testsuite/Makefile.in: Regenerate.
9245 * testsuite/exclude_libs_test.c : Declare lib3_default().
9246 (main): Call it.
9247 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9248 * exclude_libs_test_3.c: New file.
9249
f12e7348
NC		 92502009-05-26 Nick Clifton <nickc@redhat.com>
9251
9252 * po/id.po: New Indonesian translation.
9253 * po/gold.pot: Updated template file.
9254
4daadc0d
ST		 92552009-05-22 Sriraman Tallam <tmsriram@google.com>
9256
e1df38aa 9257 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9258 gc_comdat_test files. Add -Wl,--gc-sections to build
9259 gc_comdat_test.
9260 * testsuite/Makefile.in: Regenerate.
9261 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9262
531813ad
ST		 92632009-05-21 Sriraman Tallam <tmsriram@google.com>
9264
9265 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9266 kept comdat section was garbage collected.
9267 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9268 * testsuite/Makefile.in: Regenerate.
9269 * testsuite/gc_comdat_test.sh: New file.
9270 * testsuite/gc_comdat_test_1.cc: New file.
9271 * testsuite/gc_comdat_test_2.cc: New file.
9272
65514900
CC		 92732009-05-19 Doug Kwan <dougkwan@google.com>
9274
9275 * archive.cc (Archive::Archive): Move constructor from archive.h
9276 to here. Initialize no_export_.
9277 (Archive::get_elf_object_for_member): Set no_export flag of object.
9278 * archive.h (Archive::Archive): Move constructor body to
9279 archive.cc.
9280 (Archive::no_export): New method.
9281 (Archive::no_export_): New field.
9282 * object.h (Object::Object): Initialize no_export_ to false.
9283 (Object::no_export, Object::set_no_export): New methods.
9284 (Object::no_export_): New field.
9285 * options.cc (General_options::parse_exclude_libs): New method.
9286 (General_options::check_excluded_libs) Same.
9287 * options.h (exclude_libs): New option.
9288 (General_options::check_excluded_libs): New method declaration.
9289 (General_options::excluded_libs_): New field.
9290 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9291 default or protected visibility if an object has no-export flag set.
9292 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9293 (check_SCRIPTS): Add exclude_libs_test.sh.
9294 (check_DATA): Add exclude_libs_test.syms.
9295 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9296 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9297 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9298 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9299 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9300 libexclude_libs_test_2.a): New rules.
9301 * testsuite/Makefile.in: Regenerate.
9302 * testsuite/exclude_libs_test.c: New file.
9303 * testsuite/exclude_libs_test.sh: Ditto.
9304 * testsuite/exclude_libs_test_1.c: Ditto.
9305 * testsuite/exclude_libs_test_2.c: Ditto.
9306
1b77ea50
ILT		 93072009-05-15 Ian Lance Taylor <iant@google.com>
9308
9309 * configure.ac: Check for declarations for cases where libiberty.h
9310 checks HAVE_DECL_xxx.
9311 * configure, config.in: Rebuild.
9312
072fe7ce
ILT		 93132009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9314
9315 * gold.h (Incremental_argument_list): Remove (invalid) forward
9316 declaration.
9317 * incremental.cc (Incremental_inputs::report_achive): New method.
9318 (Incremental_inputs::report_object): New method.
9319 (Incremental_inputs::report_script): New method.
9320 (Incremental_inputs::finalize_inputs): New method.
9321 (Incremental_inputs::finalize): Call finalize_inputs().
9322 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9323 Create inputs entries.
9324 * incremental.h (Incremental_input_type): New enum.
9325 (Incremental_inputs::Incremental_input): Initialize new fields.
9326 (Incremental_inputs::report_inputs): New method.
9327 (Incremental_inputs::report_achive): New method.
9328 (Incremental_inputs::report_object): New method.
9329 (Incremental_inputs::report_script): New method.
9330 (Incremental_inputs::finalize_inputs): New method.
9331 (Incremental_inputs::Input_info): New struct.
9332 (Incremental_inputs::Input_info_map): New typedef.
9333 (Incremental_inputs::lock_): New field.
9334 (Incremental_inputs::Inputs_): New field.
9335 (Incremental_inputs::Inputs_map): New field.
9336 * main.cc (main): Call Incremental_input::report_inputs.
9337 * options.h (Input_argument_list): Typedef moved from
9338 Input_arguments.
9339 (Input_file_group::Files): Remove, use ::Input_argument_list.
9340 (Input_file_group::Input_argument_list): Remove, use
9341 ::Input_argument_list.
9342 * plugin.cc (Plugin_manager::add_input_file): Add error in
9343 incremental build.
9344 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9345 functions.
9346 * script.cc (read_input_script): Call
9347 Incremental_input::report_script.
9348 * script.h (Script_info): New class.
9349
b0481b0b
ILT		 93502009-04-27 Ian Lance Taylor <iant@google.com>
9351
9352 * x86_64.cc (do_adjust_output_section): Set entsize to
9353 plt_entry_size.
9354
b22a5a41 93552009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9356
9357 * output.cc (Output_file::close): After short writes, continue
9358 writing from the correct offset in the buffer being written.
9359
40fde488
CD		 93602009-04-23 Chris Demetriou <cgd@google.com>
9361
9362 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9363 * configure: Regenerate.
9364 * config.in: Regenerate.
9365 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9366 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9367
3ce2c28e
ILT		 93682009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9369
9370 * incremental.cc (Incremental_inputs_header_data): Renamed from
9371 Incremental_input_header_data.
9372 (Incremental_inputs_header_data::data_size): New field.
9373 (Incremental_inputs_header_data::put_input_file_count): Renamed
9374 from input_file_count.
9375 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9376 from command_line_offset.
9377 (Incremental_inputs_header_data::put_reserved): Renamed from
9378 put_reserved.
9379 (Incremental_inputs_entry_data): Renamed from
9380 Incremental_input_entry_data.
9381 (Incremental_inputs_entry_data::data_size): New field.
9382 (Incremental_inputs::report_command_line): New method.
9383 (Incremental_inputs::finalize): New method.
9384 (Incremental_inputs::create_incremental_inputs_data): New method.
9385 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9386 * incremental.h: New file.
9387 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9388 (Layout::finalize): Create incremental inputs section in
9389 incremental builds.
9390 (Layout::create_incremental_info_sections): New method.
9391 * layout.h (Layout::incremental_inputs): New method.
9392 (Layout::create_incremental_info_sections): New method.
9393 (Layout::incremental_inputs_): New field.
9394 * main.cc (main): Notify Incremental_input of the command line.
9395
e55bde5e
ILT		 93962009-04-01 Ian Lance Taylor <iant@google.com>
9397 Mikolaj Zalewski <mikolajz@google.com>
9398
9399 * gold.h (reserve_unordered_map): Define, three versions, one for
9400 each version of Unordered_map.
9401 * layout.cc (Layout::Layout): Remove options parameter. Add
9402 number_of_input_files parameter. Don't initialize options_.
9403 Initialize number_of_input_files_ and resized_signatures_. Move
9404 sections_are_attached_.
9405 (Layout::layout_group): Reserve space for group_signatures_.
9406 (Layout::find_or_add_kept_section): Change name parameter to be a
9407 reference. Resize signatures_ map when it gets large enough.
9408 (Layout::layout_eh_frame): Use parameters->options() instead of
9409 this->options_.
9410 (Layout::make_output_section): Likewise.
9411 (Layout::attach_allocated_section_to_segment): Likewise.
9412 (Layout::finalize, Layout::create_executable_stack): Likewise.
9413 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9414 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9415 * layout.h (class Layout): Update declarations. Remove options_
9416 field. Add number_of_input_files_ and resized_signatures_
9417 fields. Move sections_are_attached_ field.
9418 * main.cc (main): Pass number of input files to Layout
9419 constructor. Don't pass options.
9420
154b857c
ILT		 94212009-03-30 Ian Lance Taylor <iant@google.com>
9422
9423 * ffsll.c (ffsll): Correct implementation.
9424
2f35ab9b
ILT		 94252009-03-27 Ian Lance Taylor <iant@google.com>
9426
fd03461a
ILT		 9427 * ffsll.c: New file.
9428 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9429 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9430 * ftruncate.c (ftruncate): Declare before definition.
9431 * mremap.c (mremap): Likewise.
9432 * pread.c (pread): Likewise.
9433 * configure, Makefile.in, config.in: Rebuild.
9434
2f35ab9b
ILT		 9435 * mremap.c: New file.
9436 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9437 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9438 (mremap): Declare if HAVE_MREMAP is not defined.
9439 * configure, Makefile.in, config.in: Rebuild.
9440
33aea2fd
CC		 94412009-03-27 Cary Coutant <ccoutant@google.com>
9442
9443 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9444 position independent.
9445 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9446 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9447
6d479619
CC		 94482009-03-24 Cary Coutant <ccoutant@google.com>
9449
9450 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9451 an executable.
9452 (needs_dynamic_reloc): Likewise.
9453
afc06bb8
ILT		 94542009-03-24 Ian Lance Taylor <iant@google.com>
9455
9456 * yyscript.y (file_cmd): Recognize EXTERN.
9457 (extern_name_list, extern_name_list_body): New nonterminals.
9458 * script.cc (script_add_extern): Define.
9459 * script-c.h (script_add_extern): Declare.
9460
f6060a4d
ILT		 94612009-03-24 Rafael Avila de Espindola <espindola@google.com>
9462
9463 * object.cc (is_elf_object): Define.
9464 * object.h (is_elf_object): Declare.
9465 * archive.cc (Archive::get_elf_object_for_member): Call
9466 is_elf_object.
33aea2fd 9467 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9468
26736d8e
ILT		 94692009-03-24 Elliott Hughes <enh@google.com>
9470
9471 * output.cc (Output_file::map_anonymous): Define.
9472 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9473 try an anonymous one. Report the size if the mmap fails.
9474 * output.h (class Output_file): Declare map_anonymous.
9475
22fd9730
ILT		 94762009-03-24 Ian Lance Taylor <iant@google.com>
9477
9478 * target-select.cc (instantiate_target): Don't acquire the lock if
9479 the instantiated_target_ field has already been set.
9480
cb010894
ILT		 94812009-03-23 Ian Lance Taylor <iant@google.com>
9482
7f055c20
ILT		 9483 * gold-threads.h (class Initialize_lock): Define.
9484 * gold-threads.cc (class Initialize_lock_once): Define.
9485 (initialize_lock_control): New static variable.
9486 (initialize_lock_pointer): New static variable.
9487 (initialize_lock_once): New static function.
9488 (Initialize_lock::Initialize_lock): Define.
9489 (Initialize_lock::initialize): Define.
9490 * target-select.h: Include "gold-threads.h".
9491 (class Target_selector): Add lock_ and initialize_lock_ fields.
9492 Don't define instantiate_target, just declare it.
9493 * target-select.cc (Target_selector::Target_selector): Initialize
9494 new fields.
9495 (Target_selector::instantiate_target): Define.
9496 * descriptors.h: Include "gold-threads.h".
9497 (class Descriptors): Add initialize_lock_ field.
9498 * descriptors.cc (Descriptors::Descriptors): Initialize new
9499 field.
9500 (Descriptors::open): Use initialize_lock_ field
9501 * errors.h (class Errors): Add initialize_lock_ field.
9502 * errors.cc (Errors::Errors): Initialize new field.
9503 (Errors::initialize_lock): Use initialize_lock_ field.
9504 * powerpc.cc (class Target_selector_powerpc): Remove
9505 instantiated_target_ field. In do_recognize call
9506 instantiate_target rather than do_instantiate_target. In
9507 do_instantiate_target just allocate a new target.
9508 * sparc.cc (class Target_selector_sparc): Likewise.
9509
36959681
ILT		 9510 * freebsd.h: New file.
9511 * i386.cc: Include "freebsd.h".
9512 (Target_i386): Derive from Target_freebsd rather than
9513 Sized_target.
9514 (Target_selector_i386): Derive from Target_selector_freebsd rather
9515 than Target_selector.
9516 * x86_64.cc: Include "freebsd.h".
9517 (Target_x86_64): Derive from Target_freebsd rather than
9518 Sized_target.
9519 (Target_selector_x86_64): Derive from Target_selector_freebsd
9520 rather than Target_selector.
9521 * target.h (class Target): Add adjust_elf_header and
9522 do_adjust_elf_header.
9523 * output.cc (Output_file_header:: do_sized_write): Call target
9524 adjust_elf_header routine.
9525 * configure.tgt: Set targ_osabi.
9526 * configure.ac: Define GOLD_DEFAULT_OSABI.
9527 * parameters.cc (Parameters::default_target): Pass
9528 GOLD_DEFAULT_OSABI to select_target.
9529 * target-select.h (class Target_selector): Make instantiate_target
9530 protected rather than private.
9531 * Makefile.am (HFILES): Add freebsd.h.
9532 * configure, Makefile.in, config.in: Rebuild.
9533
cb010894
ILT		 9534 * merge.cc (do_add_input_section): Correct pend value. Change
9535 message about last entry not being null terminated from error to
9536 warning.
9537
0e879927
ILT		 95382009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9539
9540 * incremental.cc: New file.
9541 * Makefile.am (CCFILES): Add incremental.cc.
9542 * Makefile.in: Rebuild.
9543
41105937
PP		 95442009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9545
9546 * layout.cc (Layout::output_section_name): Preserve names
9547 of '.note.' sections.
e1df38aa 9548
60439920
ILT		 95492009-03-19 Ian Lance Taylor <iant@google.com>
9550
9551 * descriptors.cc (Descriptors::open): Check that the options are
9552 valid before using them.
9553
0d371ad3
ILT		 95542009-03-18 Ian Lance Taylor <iant@google.com>
9555
9556 * script-sections.h: Include <list>.
9557 (class Script_sections): Change Sections_elements from std::vector
9558 to std::list. Typedef public Elements_iterator. Add
9559 orphan_section_placement_, data_segment_align_start_, and
9560 saw_data_segment_align_ fields. Remove data_segment_align_index_
9561 field.
9562 * script-sections.cc (class Orphan_section_placement): New class.
9563 (class Sections_element): Add virtual functions is_relro and
9564 orphan_section_init. Remove virtual function place_orphan_here.
9565 (class Output_section_definition): Add is_relro and
9566 orphan_section_init. Remove place_orphan_here.
9567 (class Orphan_output_section): Likewise.
9568 (Script_sections::Script_sections): Update for field changes.
9569 (Script_sections::data_segment_align): Set saw_data_segment_align_
9570 and data_segment_align_start_, not data_segment_align_index.
9571 (Script_sections::data_segment_relro_end): Check
9572 saw_data_segment_align_. Use data_segment_align_start_ rather
9573 than data_segment_align_index_.
9574 (Script_sections::place_orphan): Rewrite to use
9575 Orphan_section_placement.
9576
9201d894
ILT		 95772009-03-17 Ian Lance Taylor <iant@google.com>
9578
9c5b8369
ILT		 9579 * archive.cc (Archive::add_symbols): Check for a version attached
9580 to the symbol name in the archive map.
9581 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9582 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9583 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9584 (ver_test_11.a): New target.
9585 * testsuite/Makefile.in: Rebuild.
9586
9201d894
ILT		 9587 * configure.ac: Check for chsize and posix_fallocate. Replace
9588 ftruncate.
9589 * ftruncate.c: New file, from gnulib.
9590 * output.cc (posix_fallocate): Define dummy version if not
9591 HAVE_POSIX_FALLOCATE.
9592 (Output_file::map): Call posix_fallocate rather than lseek and
9593 write.
9594 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9595 * configure, Makefile.in, config.in: Rebuild.
9596
ef4ab7a8 95972009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9598
ef4ab7a8
PP		 9599 * layout.h (Layout::create_note): Add section_name parameter.
9600 * layout.cc (Layout::create_note): Likewise.
9601 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9602
8c500701
ILT		 96032009-03-17 Ian Lance Taylor <iant@google.com>
9604
e85b18e1
ILT		 9605 * descriptors.cc: Include "options.h".
9606 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9607 (Descriptors::open): Always use O_CLOEXEC when opening a new
9608 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9609 then set FD_CLOEXEC.
9610
9efe6174
ILT		 9611 * sparc.cc (class Target_sparc): Add has_got_section.
9612 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9613 make sure we have a GOT section.
9614
9615 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9616 (Target_sparc::Scan::local): Likewise.
9617 (Target_sparc::Scan::global): Likewise.
9618 (Target_sparc::Relocate::relocate): Likewise.
9619 (Target_sparc::Relocate::relocate_tls): Likewise.
9620
8c500701
ILT		 9621 * symtab.cc (Symbol_table::define_default_version): New function,
9622 broken out of add_from_object.
9623 (Symbol_table::add_from_object): Call define_default_version.
9624 (Symbol_table::define_special_symbol): Add resolve_oldsym
9625 parameter. Change all callers. If the version for a symbol comes
9626 from a version script, resolve it with the symbol with the same
9627 name with no version. Also add the symbol without a version if
9628 appropriate.
9629 (do_define_in_output_data): If resolving with oldsym, don't delete
9630 sym.
9631 (do_define_in_output_segment): Likewise.
9632 (do_define_as_constant): Likewise.
9633 * symtab.h (class Symbol_table): Update declarations.
9634
f1ed28fb
ILT		 96352009-03-13 Ian Lance Taylor <iant@google.com>
9636
15f8229b
ILT		 9637 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9638 (Read_symbols::requeue): New function.
9639 (Read_symbols::do_read_symbols): If make_elf_object fails because
9640 the target type is not configured, and the file was searched for,
9641 issue a warning and retry with the next directory.
9642 (Add_symbols::run): If the file has an incompatible format, and
9643 it was searched for, requeue the Read_symbols task. On error,
9644 release the object.
9645 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9646 dirindex parameter to constructor. Change all callers. Declare
9647 incompatible_warning and requeue.
9648 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9649 input_argument_ and input_group_ fields. Add them to
9650 constructor. Change all callers.
9651 (class Read_script): Add dirindex_ field. Add it to constructor.
9652 Change all callers.
9653 * archive.cc (Archive::setup): Remove input_objects parameter.
9654 Change all callers.
9655 (Archive::get_file_and_offset): Likewise.
9656 (Archive::read_all_symbols): Likewise.
9657 (Archive::read_symbols): Likewise.
9658 (Archive::get_elf_object_for_member): Remove input_objects
9659 parameter. Add punconfigured parameter. Change all callers.
9660 (Archive::add_symbols): Change return type to bool. Check return
9661 value of include_member.
9662 (Archive::include_all_members): Likewise.
9663 (Archive::include_member): Change return type to bool. Return
9664 false if first included object has incompatible target. Set
9665 included_member_ field.
9666 (Add_archive_symbols::run): If add_symbols returns false, requeue
9667 Read_symbols task.
9668 * archive.h (class Archive): Add included_member_ field.
9669 Initialize it in constructor. Add input_file and searched_for
9670 methods. Update declarations.
9671 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9672 input_argument_ fields. Add them to constructor. Change all
9673 callers.
9674 * script.cc: Include "target-select.h".
9675 (class Parser_closure): Add skip_on_incompatible_target_ and
9676 found_incompatible_target_ fields. Add
9677 skip_on_incompatible_target parameter to constructor. Change all
9678 callers. Add methods skip_on_incompatible_target,
9679 clear_skip_on_incompatible_target, found_incompatible_target, and
9680 set_found_incompatible_target.
9681 (read_input_script): Add dirindex parameter. Change all callers.
9682 If parser finds an incompatible target, requeue Read_symbols
9683 task.
9684 (script_set_symbol): Clear skip_on_incompatible_target in
9685 closure.
9686 (script_add_assertion, script_parse_option): Likewise.
9687 (script_start_sections, script_add_phdr): Likewise.
9688 (script_check_output_format): New function.
9689 * script.h (read_input_script): Update declaration.
9690 * script-c.h (script_check_output_format): Declare.
9691 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9692 (ignore_cmd): Remove OUTPUT_FORMAT.
9693 * fileread.cc (Input_file::Input_file): Add explicit this.
9694 (Input_file::will_search_for): New function.
9695 (Input_file::open): Add pindex parameter. Change all callers.
9696 * fileread.h (class Input_file): Add input_file_argument method.
9697 Declare will_search_for. Update declarations.
9698 * object.cc (make_elf_object): Add punconfigured parameter.
9699 Change all callers.
9700 * object.h (class Object): Make input_file public. Add
9701 searched_for method.
9702 (make_elf_object): Update declaration.
9703 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9704 restart search.
9705 * dirsearch.h (class Dirsearch): Update declaration.
9706 * options.h (class General_options): Add --warn-search-mismatch.
9707 * parameters.cc (Parameters::is_compatible_target): New function.
9708 * parameters.h (class Parameters): Declare is_compatible_target.
9709 * workqueue.cc (Workqueue::add_blocker): New function.
9710 * workqueue.h (class Workqueue): Declare add_blocker.
9711
f1ed28fb
ILT		 9712 * fileread.cc (Input_file::open): Remove options parameter.
9713 Change all callers.
9714 (Input_file::open_binary): Likewise.
9715 * script.cc (read_input_script): Likewise.
9716 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9717 options parameter from constructor. Change all callers.
9718 (class Read_script): Likewise.
9719 * fileread.h (class Input_file): Update declarations.
9720 * script.h (read_input_script): Update declaration.
9721
34dd024a
NC		 97222009-03-10 Nick Clifton <nickc@redhat.com>
9723
9724 * po/es.po: New Spanish translation.
9725
6d71b17c
CC		 97262009-03-06 Cary Coutant <ccoutant@google.com>
9727
9728 * options.cc (parse_short_option): Keep dash_z from registering itself.
9729
031cdbed
ILT		 97302009-03-03 Ian Lance Taylor <iant@google.com>
9731
9732 PR 9918
9733 * target-reloc.h (relocate_section): Pass output_section to
9734 relocate.
9735 * i386.cc (Target_i386::should_apply_static_reloc): Add
9736 output_section parameter. Change all callers.
9737 (Target_i386::Relocate::relocate): Add output_section parameter.
9738 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9739 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9740 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9741 * testsuite/two_file_shared.sh: New script.
9742 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9743 (check_DATA): Add two_file_shared.dbg.
9744 (two_file_shared.dbg): New target.
9745 * testsuite/Makefile.in: Rebuild.
9746
15d5fa16
ILT		 97472009-03-01 Ian Lance Taylor <iant@google.com>
9748
9749 * configure.ac: Check for byteswap.h.
9750 * configure: Rebuild.
9751 * config.in: Rebuild.
9752
8a4c0b0d
ILT		 97532009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9754
9755 * layout.cc (Layout::find_or_add_kept_section): New function.
9756 (Layout::add_comdat): Removed.
9757 * layout.h (struct Kept_section): Move out of class Layout.
9758 Remove trailing underscores from field names. Add group_sections
9759 field. Rename group_ field to is_group. Change all uses.
9760 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9761 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9762 comdat_groups_ field.
9763 (Sized_relobj::include_section_group): Use
9764 find_or_add_kept_section and Kept_section::group_sections.
9765 (Sized_relobj::include_linkonce_section): Likewise.
9766 * object.cc (class Sized_relobj): Don't define Comdat_group or
9767 Comdat_group_table. Remove find_comdat_group and
9768 add_comdat_group. Remove comdat_groups_ field.
9769 * plugin.cc (include_comdat_group): Use
9770 Layout::find_or_add_kept_section.
9771
b4ecf66b
ILT		 97722009-02-28 Ian Lance Taylor <iant@google.com>
9773
14359ca0
ILT		 9774 * README: --gc-sections and map files are now supported. Document
9775 some build requirements.
9776
b4ecf66b
ILT		 9777 PR 6992
9778 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9779 relocatable link set the value of the section symbol to zero.
9780 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9781 relocatable link don't include the section address in the local
9782 symbol value.
9783
0602e05a
ILT		 97842009-02-27 Ian Lance Taylor <iant@google.com>
9785
fd9d194f
ILT		 9786 PR 6811
9787 * options.h (class Search_directory): Add is_system_directory.
9788 (class General_options): Declare is_in_system_directory.
9789 * options.cc (get_relative_sysroot): Make static.
9790 (get_default_sysroot): Make static.
9791 (General_optoins::is_in_system_directory): New function.
9792 * fileread.cc (Input_file::is_in_system_directory): New function.
9793 * fileread.h (class Input_file): Declare is_in_system_directory.
9794 * object.h (class Object): Add is_in_system_directory.
9795 (class Input_objects): Remove system_library_directory_ field.
9796 * object.cc (Input_objects::add_object): Don't set
9797 system_library_directory_.
9798 (input_objects::found_in_system_library_directory): Remove.
9799 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9800 parameter. Change all callers.
9801 (Symbol_table::sized_write_globals): Likewise.
9802 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9803 Call Object::is_in_system_directory.
9804 * symtab.h (class Symbol_table): Update declarations.
9805
61edd21f
ILT		 9806 PR 5990
9807 * descriptors.h (Open_descriptor): Add is_on_stack field.
9808 * descriptors.cc (Descriptors::open): If the descriptor is on the
9809 top of the stack, remove it. Initialize is_on_stack field.
9810 (Descriptors::release): Only add pod to stack if it is not on the
9811 stack already.
9812 (Descriptors::close_some_descriptor): Clear stack_next and
9813 is_on_stack fields.
9814
e29e076a
ILT		 9815 PR 7091
9816 * output.cc (Output_section::find_starting_output_address): Rename
9817 from starting_output_address; add PADDR parameter; change return
9818 type.
9819 * output.h (class Output_section): Declare
9820 find_starting_output_address instead of starting_output_address.
9821 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9822 section symbol for which we can't find a merge section.
9823
0602e05a
ILT		 9824 PR 9836
9825 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9826 hidden or internal, force the symbol to be local.
9827 * resolve.cc (Symbol::override_visibility): Define.
9828 (Symbol::override_base): Use override_visibility.
9829 (Symbol_table::resolve): Likewise.
9830 (Symbol::override_base_with_special): Likewise.
9831 (Symbol_table::override_with_special): If the visibility is hidden
9832 or internal, force the symbol to be local.
9833 * symtab.h (class Symbol): Add set_visibility and
9834 override_visibility.
9835 * testsuite/ver_test_1.sh: New file.
9836 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9837 (check_DATA): Add ver_test_1.syms.
9838 (ver_test_1.syms): New target.
9839 * testsuite/Makefile.in: Rebuild.
9840
401a9a73
CC		 98412009-02-25 Cary Coutant <ccoutant@google.com>
9842
9843 * layout.cc (Layout::choose_output_section): Don't rename sections
9844 when using a linker script that has a SECTIONS clause.
9845 * Makefile.in: Regenerate.
9846
9847 * testsuite/Makefile.am (script_test_5.sh): New test case.
9848 * testsuite/Makefile.in: Regenerate.
9849 * testsuite/script_test_5.cc: New file.
9850 * testsuite/script_test_5.sh: New file.
9851 * testsuite/script_test_5.t: New file.
9852
f488e4b0
CC		 98532009-02-13 Rafael Avila de Espindola <espindola@google.com>
9854
9855 * archive.cc (Archive::include_member): Update calls to add_symbols.
9856 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9857 the Layout argument.
9858 * dynobj.h (do_add_symbols): Add the Layout argument.
9859 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9860 Layout argument.
9861 * object.h (Object::add_symbols): Add the Layout argument.
9862 (Object::do_add_symbols): Add the Layout argument.
9863 (Sized_relobj::do_add_symbols): Add the Layout argument.
9864 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9865 Unify the two versions.
9866 (Add_plugin_symbols): Remove.
9867 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9868 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9869 (Add_plugin_symbols): Remove.
9870 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9871 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9872 (Add_symbols::run): Make it work with Pulginobj.
9873
89dd1680
ILT		 98742009-02-06 Ian Lance Taylor <iant@google.com>
9875
9876 * object.cc (Sized_relobj::do_layout): Make info message start
9877 with lower case letter.
9878
266d0a74
ILT		 98792009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9880
602b464e
ILT		 9881 * binary.cc: Fix file comment.
9882
266d0a74
ILT		 9883 * options.h (enum Incremental_disposition): Define.
9884 (class General_options): Add new options: --incremental,
9885 --incremental_changed, --incremental_unchanged,
9886 --incremental_unknown. Add incremental_disposition_ and
9887 implicit_incremental_ fields.
9888 (General_options::incremental_disposition): New function.
9889 (class Position_dependent_options): Add incremental_disposition
9890 option.
9891 (Position_dependent_options::copy_from_options): Set incremental
9892 dispositions.
9893 * options.cc (General_options::parse_incremental_changed): New
9894 function.
9895 (General_options::parse_incremental_unchanged): New function.
9896 (General_options::parse_incremental_unknown): New function.
9897 (General_options::General_options): Initialize new fields
9898 incremental_disposition_ and implicit_incremental_.
9899 (General_options::finalize): Check for uasge of --incremental-*
9900 without --incremental.
9901
f073bbf7
CD		 99022009-02-06 Chris Demetriou <cgd@google.com>
9903
9904 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9905 pointer and to report location as the file name associated with
9906 the symbol.
9907 (gold_undefined_symbol_at_location): New function to replace the
9908 old gold_undefined_symbol functionality.
9909 * target-reloc.h (relocate_section): Update to use
9910 gold_undefined_symbol_at_location.
9911 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9912 Call gold_undefined_symbol function rather than gold_error.
9913 * errors.h (Errors::undefined_symbol): Take location as a
9914 string, rather than calculating it from a relocation.
9915 * errors.cc (Errors::fatal): Print "fatal error:" before the
9916 formatted message.
9917 (Errors::error, Errors::error_at_location): Print "error: "
9918 before the formatted message.
9919 (Errors::undefined_symbol): Take location as a string, rather
9920 than calculating it from a relocation.
9921 (gold_undefined_symbol_at_location): New function akin to
9922 old gold_undefined_symbol, calculates location from relocation.
9923 (gold_undefined_symbol): Change to take only a Symbol pointer
9924 and to report location as the file name associated with the symbol.
9925 * testsuite/debug_msg.sh: Update for changed error messages.
9926 * testsuite/undef_symbol.sh: Likewise.
9927
8e94a90c
ILT		 99282009-02-04 Duncan Sands <baldrick@free.fr>
9929
9930 PR 9812
9931 * reduced_debug_output.h
9932 (Output_reduced_debug_abbrev_section::failed): Use format for
9933 gold_warning.
9934 (Output_reduced_debug_info_section::faild): Likewise.
9935
88a0e15b
ILT		 99362009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9937
9938 * script.cc (Lazy_demangler): New class.
9939 (Version_script_info::get_symbol_version_helper): Demangle a
9940 symbol only once.
9941
5efc7cd2
CC		 99422009-01-29 Cary Coutant <ccoutant@google.com>
9943
9944 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9945 to __tls_get_addr.
9946 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9947
e0ebcf42
ILT		 99482009-01-28 Ian Lance Taylor <iant@google.com>
9949
5efc7cd2 9950 * version.cc (version_string): Bump to 1.9.
75fe7426 9951
e0ebcf42
ILT		 9952 * gold.h: Include <cstring> and <stdint.h>.
9953 * version.cc: Include <cstdio>.
9954 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9955 warning.
9956 * reduced_debug_output.cc (insert_into_vector): Rename from
9957 Insert_into_vector; change all callers. Use Swap_unaligned to
9958 avoid aliasing issue; remove union since it is unnecessary.
9959
8e2813be 99602009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9961
9962 * Makefile.am (CCFILES): Add gc.cc.
9963 (HFILES): Add gc.h.
9964 * Makefile.in: Regenerate.
9965 * gold.cc (Gc_runner): New class.
9966 (queue_initial_tasks): Call garbage collection related tasks
9967 when corresponding options are invoked.
9968 (queue_middle_gc_tasks): New function.
9969 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9970 processed early before laying out sections during garbage collection.
9971 * gold.h (queue_middle_gc_tasks): New function.
9972 (is_prefix_of): Move from "layout.cc".
9973 * i386.cc (Target_i386::gc_process_relocs): New function.
9974 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9975 * main.cc (main): Create object of class "Garbage_collection".
9976 * object.cc (Relobj::copy_symbols_data): New function.
9977 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9978 (Sized_relobj::do_layout): Allow this function to be called twice
9979 during garbage collection and defer layout of section during the
6d03d481
ST		 9980 first call.
9981 * object.h (Relobj::get_symbols_data): New function.
9982 (Relobj::is_section_name_included): New function.
9983 (Relobj::copy_symbols_data): New function.
9984 (Relobj::set_symbols_data): New function.
9985 (Relobj::get_relocs_data): New function.
9986 (Relobj::set_relocs_data): New function.
9987 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9988 (Relobj::gc_process_relocs): New function.
9989 (Relobj::do_gc_process_relocs): New pure virtual function.
9990 (Relobj::sd_): New data member.
9991 (Sized_relobj::is_output_section_offset_invalid): New function.
9992 (Sized_relobj::do_gc_process_relocs): New function.
9993 * options.h (General_options::gc_sections): Modify to not be a no-op.
9994 (General_options::print_gc_sections): New option.
9995 * plugin.cc (Plugin_finish::run): Remove function call to
9996 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9997 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9998 * reloc.cc (Read_relocs::run): Add task to process relocs and
9999 determine unreferenced sections when doing garbage collection.
10000 (Gc_process_relocs): New class.
10001 (Sized_relobj::do_gc_process_relocs): New function.
10002 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10003 sections that are garbage collected.
10004 * reloc.h (Gc_process_relocs): New class.
10005 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10006 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10007 symbols whose corresponding sections are garbage collected.
10008 (Symbol_table::Symbol_table): Add new parameter for the garbage
10009 collection object.
10010 (Symbol_table::gc_mark_undef_symbols): New function.
10011 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10012 (Symbol_table::gc_mark_dyn_syms): New function.
10013 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10014 as garbage.
10015 (Symbol_table::add_from_object): Likewise.
10016 (Symbol_table::add_from_relobj): When building shared objects, do not
10017 treat externally visible symbols as garbage.
10018 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10019 table information for static and relocatable links.
10020 * symtab.h (Symbol_table::set_gc): New function.
10021 (Symbol_table::gc): New function.
10022 (Symbol_table::gc_mark_undef_symbols): New function.
10023 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10024 (Symbol_table::gc_mark_dyn_syms): New function.
10025 (Symbol_table::gc_): New data member.
e1df38aa 10026 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10027 function.
10028 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10029 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10030
3b293544
CF		 100312009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10032
10033 * options.h (General_options::gc_sections): Define as a no-op for now.
10034 (General_options::no_keep_memory): Ditto.
10035 (General_options::Bshareable): Define.
10036 * options.cc (General_options::finalize): Honor -Bshareable.
10037
83d22aa8
AS		 100382009-01-20 Andreas Schwab <schwab@suse.de>
10039
10040 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10041 read the value in the contents, since we don't use it. Use the
10042 template endianness when writing.
10043 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10044
cd536b21
AS		 100452009-01-19 Andreas Schwab <schwab@suse.de>
10046
10047 * configure.tgt (powerpc64-*): Fix targ_obj.
10048
99e9a495
ILT		 100492009-01-15 Ian Lance Taylor <iant@google.com>
10050
10051 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10052 local symbols when stripping all symbols.
10053
bbbfea06
CC		 100542009-01-14 Cary Coutant <ccoutant@google.com>
10055
99e9a495 10056 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10057
0f7c0701
CC		 100582009-01-14 Cary Coutant <ccoutant@google.com>
10059
10060 * archive.cc (Archive::get_elf_object_for_member): Remove call
10061 to File_read::claim_for_plugin.
10062 * descriptors.cc (Descriptors::open): Remove reference to
10063 is_claimed.
10064 (Descriptors::claim_for_plugin): Remove.
10065 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10066 (Descriptors::is_claimed): Remove.
10067 (claim_descriptor_for_plugin): Remove.
10068 * fileread.cc (File_read::claim_for_plugin): Remove.
10069 * fileread.h (File_read::claim_for_plugin): Remove.
10070 (File_read::descriptor): Reopen descriptor if necessary.
10071 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10072 (Plugin_manager::all_symbols_read): Add task parameter. Change
10073 all callers.
10074 (Plugin_manager::get_input_file): New function.
10075 (Plugin_manager::release_input_file): New function.
10076 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10077 corresponding data member.
10078 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10079 and pass to base constructor. Change all callers.
10080 (get_input_file, release_input_file): New functions.
10081 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10082 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10083 (Plugin_manager::all_symbols_read): Add task parameter.
10084 (Plugin_manager::get_input_file): New function.
10085 (Plugin_manager::release_input_file): New function.
10086 (Plugin_manager::task_): New data member.
10087 (Pluginobj::Pluginobj): Add filesize parameter.
10088 (Pluginobj::filename): New function.
10089 (Pluginobj::descriptor): New function.
10090 (Pluginobj::filesize): New function.
10091 (Pluginobj::filesize_): New data member.
10092 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10093 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10094 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10095
10096 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10097 with archive libraries.
10098 * testsuite/Makefile.in: Regenerate.
10099 * testsuite/plugin_test.c (struct sym_info): New type.
10100 (get_input_file, release_input_file): New static variables.
10101 (onload): Capture new transfer vector entries.
10102 (claim_file_hook): Stop reading at end of file according to filesize.
10103 Factor out parsing of readelf output into separate function.
10104 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10105 APIs and get the source file name from the symbol table. Convert
10106 source file name to corresponding object file name. Print info
10107 message when adding new input files.
10108 (parse_readelf_line): New function.
10109 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10110 * testsuite/plugin_test_2.sh: Likewise.
10111 * testsuite/plugin_test_3.sh: Likewise.
10112 * testsuite/plugin_test_4.sh: New test case.
10113
62a6d109
ILT		 101142009-01-07 Ian Lance Taylor <iant@google.com>
10115
10116 * version.cc (version_string): Bump to 1.8.
10117
483620e8
CC		 101182008-12-23 Cary Coutant <ccoutant@google.com>
10119
10120 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10121 * plugin.cc (Plugin_manager::finish): Rename as
10122 layout_deferred_objects. Move cleanup to separate function.
10123 (Plugin_manager::cleanup): New function.
10124 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10125 separately.
10126 * plugin.h (Plugin_manager::finish): Rename as
10127 layout_deferred_objects.
10128 (Plugin_manager::cleanup): New function.
10129 (Plugin_manager::cleanup_done): New field.
10130
d66a9eb3
CC		 101312008-12-23 Cary Coutant <ccoutant@google.com>
10132
10133 * plugin.cc (is_visible_from_outside): New function.
10134 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10135 so we don't return "IR only" status for exported symbols or -r links.
10136
10137 * testsuite/Makefile.am (plugin_test_3): New test case.
10138 * testsuite/Makefile.in: Regenerate.
10139 * testsuite/plugin_test_3.sh: New file.
10140
5995b570
CC		 101412008-12-22 Cary Coutant <ccoutant@google.com>
10142
10143 * object.cc (Sized_relobj::layout_section): New function.
10144 (Sized_relobj::do_layout): Defer layout of input sections until after
10145 plugin has provided replacement files.
10146 (Sized_relobj::do_layout_deferred_sections): New function.
10147 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10148 (Relobj::layout_deferred_sections): New function.
10149 (Relobj::do_layout_deferred_sections): New function.
10150 (Sized_relobj::do_layout_deferred_sections): New function.
10151 (Sized_relobj::layout_section): New function.
10152 (Sized_relobj::Deferred_layout): New structure.
10153 (Sized_relobj::deferred_layout_): New field.
10154 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10155 Change all callers. Layout deferred sections.
10156 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10157 references.
10158 (Plugin_hook::run): Move code from do_plugin_hook inline.
10159 (Plugin_hook::do_plugin_hook): Remove.
10160 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10161 (Plugin_manager::finish): Renamed, was cleanup.
10162 (Plugin_manager::should_defer_layout): New function.
10163 (Plugin_manager::add_deferred_layout_object): New function.
10164 (Plugin_manager::Deferred_layout_list): New type.
10165 (Plugin_manager::deferred_layout_objects_): New field.
10166 (Plugin_hook::do_plugin_hook): Remove.
10167
ee769c88
ILT		 101682008-12-17 Ian Lance Taylor <iant@google.com>
10169
10170 * options.h (class General_options): Add --no case for
10171 --export-dynamic.
10172
abc8dcba
CC		 101732008-12-16 Cary Coutant <ccoutant@google.com>
10174
10175 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10176 vector.
10177 (Plugin_manager::claim_file): Create plugin object even if
10178 plugin did not call the add_symbols callback.
10179 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10180 asking for more symbols than were added.
10181 * testsuite/Makefile.am (plugin_test_1): Add test case with
10182 no global symbols.
10183 (empty.syms): New target.
10184 * testsuite/Makefile.in: Regenerate.
10185 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10186 message. Don't call add_symbols if no globals.
10187 (all_symbols_read_hook): Don't provide replacement for empty
10188 claimed file.
10189
b0074644
ILT		 101902008-12-12 Ian Lance Taylor <iant@google.com>
10191
68943102
ILT		 10192 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10193 r_type == 0 for a local symbol with r_sym == 0.
10194 (scan_relocatable_relocs): Pass r_sym to
10195 local_non_section_strategy.
10196 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10197 r_sym parameter.
10198
b0074644
ILT		 10199 * configure.ac: Update test for TLS descriptors: they are
10200 supported as of glibc 2.9.
10201 * configure: Rebuild.
10202
c2508178
ILT		 102032008-12-11 Ian Lance Taylor <iant@google.com>
10204
10205 PR 7091
10206 * target-reloc.h (Default_scan_relocatable_relocs): For each
10207 function, map r_type == 0 to RELOC_DISCARD.
10208
2756a258
CC		 102092008-12-10 Cary Coutant <ccoutant@google.com>
10210
10211 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10212 object to override a kept COMDAT group from a plugin object.
10213
bb6f53d3
ILT		 102142008-12-09 Ian Lance Taylor <iant@google.com>
10215
fbc558e1
ILT		 10216 PR 7088
10217 * yyscript.y (file_cmd): Handle INPUT.
10218
bb6f53d3
ILT		 10219 * testsuite/initpri1.c: Change all declarations to be full
10220 prototypes by adding void, to avoid compiler warnings.
10221
4674ecfc
CC		 102222008-12-05 Rafael Avila de Espindola <espindola@google.com>
10223
10224 * options.cc (General_options::parse_plugin_opt): New.
10225 (General_options::add_plugin): The argument now is just the filename.
10226 (General_options::add_plugin_option): New.
10227 * options.h (plugin_opt): New.
10228 (add_plugin): Change argument name.
10229 (add_plugin_option): New.
10230 * plugin.cc (Plugin::load): Don't parse the plugin option.
10231 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10232 (Plugin::add_option): New.
10233 (Plugin::args_): Change type.
10234 (Plugin::filename_): New.
10235 (Plugin_manager::add_plugin_option): New.
10236 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10237 * testsuite/Makefile.in: Regenerate.
10238
fd06b4aa
CC		 102392008-12-05 Cary Coutant <ccoutant@google.com>
10240
10241 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10242 Handle --strip-lto-sections option.
10243 * options.h (strip_lto_sections): New option.
10244
6c52134c
CC		 102452008-12-01 Cary Coutant <ccoutant@google.com>
10246
10247 * plugin.cc (ld_plugin_message): Change format parameter to const.
10248 Fix mismatch between new[] and delete.
10249
a45248e0
CC		 102502008-11-14 Cary Coutant <ccoutant@google.com>
10251
10252 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10253 instead of -1U.
10254
c82fbeee
CS		 102552008-11-05 Craig Silverstein <csilvers@google.com>
10256
10257 * options.cc (General_options::parse_dynamic_list): New function.
10258 * options.h (General_options): New flags dynamic_list,
10259 dynamic_list_data, dynamic_list_cpp_new, and
10260 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10261 (General_options::in_dynamic_list): New function.
10262 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10263 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10264 (Lex::can_continue_name): Likewise.
10265 (yylex): Likewise.
10266 (read_script_file): New parameter script_options.
10267 (read_dynamic_list): New function.
10268 (Script_options::define_dynamic_list): New function.
10269 (dynamic_list_keyword_parsecodes): New variable.
10270 (dynamic_list_keywords): New variable.
10271 * script.h (Script_options::define_dynamic_list): New function
10272 prototype.
10273 (read_dynamic_list): New function prototype.
10274 * symtab.cc (strprefix): New macro.
10275 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10276 dynamic_list_data, dynamic_list_cpp_new, and
10277 dynamic_list_cpp_typeinfo.
10278 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10279 (dynamic_list_expr): New rule.
10280 (dynamic_list_nodes): Likewise.
10281 (dynamic_list_node): Likewise.
10282 * testsuite/Makefile.am (dynamic_list): New test.
10283 * testsuite/Makefile.in: Regenerated.
10284 * testsuite/dynamic_list.t: New file.
10285 * testsuite/dynamic_list.sh: New file.
10286
e0bb29a5
CS		 102872008-11-05 Craig Silverstein <csilvers@google.com>
10288
10289 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10290 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10291 (t11_last): Likewise.
10292 * testsuite/ver_test_6.c (main): Likewise.
10293
4e1e25e0
CC		 102942008-10-07 Cary Coutant <ccoutant@google.com>
10295
10296 * options.c (General_options::finalize): Add check for -static and
10297 -shared.
10298 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10299 is not empty.
10300
92f03fcb
CC		 103012008-10-02 Cary Coutant <ccoutant@google.com>
10302
10303 * plugin.cc (make_sized_plugin_object): Fix conditional
10304 compilation to work when not all targets are enabled.
10305
fbd8a257
CC		 103062008-09-29 Cary Coutant <ccoutant@google.com>
10307
10308 * archive.cc (Archive::get_file_and_offset): Use filename instead
10309 of name to get library path.
10310 (Archive::include_member): Unlock external member of a thin archive.
10311
10312 * testsuite/Makefile.am (TEST_AR): New variable.
10313 (thin_archive_test_1): New test.
10314 (thin_archive_test_2): New test.
81636b3f
CC		 10315 * testsuite/Makefile.in: Regenerate.
10316 * testsuite/thin_archive_main.cc: New file.
10317 * testsuite/thin_archive_test_1.cc: New file.
10318 * testsuite/thin_archive_test_2.cc: New file.
10319 * testsuite/thin_archive_test_3.cc: New file.
10320 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10321
eff45813
CC		 103222008-09-29 Cary Coutant <ccoutant@google.com>
10323
10324 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10325 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10326 instead of -1U.
10327 (Sized_relobj::do_finalize_local_symbols): Likewise.
10328 (Sized_relobj::map_to_kept_section): Likewise.
10329 * object.h (Sized_relobj::invalid_address): New constant.
10330 (Sized_relobj::do_output_section_offset): Check for invalid_address
10331 and return -1ULL.
10332 * output.cc (Output_reloc::local_section_offset): Use constant
10333 invalid_address instead of -1U.
10334 (Output_reloc::get_address): Likewise.
10335 (Output_section::output_address): Change -1U to -1ULL.
10336 * output.h (Output_reloc::invalid_address): New constant.
10337 * reloc.cc (Sized_relobj::write_sections): Use constant
10338 invalid_address instead of -1U.
10339 (Sized_relobj::relocate_sections): Likewise.
10340 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10341 values for merge sections.
10342 * target-reloc.h (relocate_for_relocatable): Use constant
10343 invalid_address instead of -1U.
10344
89fc3421
CC		 103452008-09-19 Cary Coutant <ccoutant@google.com>
10346
10347 Add plugin functionality for link-time optimization (LTO).
10348 * configure.ac (plugins): Add --enable-plugins option.
10349 * configure: Regenerate.
10350 * config.in: Regenerate.
10351 * Makefile.am (LIBDL): New variable.
10352 (CCFILES): Add plugin.cc.
10353 (HFILES): Add plugin.h.
10354 (ldadd_var): Add LIBDL.
10355 * Makefile.in: Regenerate.
10356
10357 * archive.cc: Include "plugin.h".
10358 (Archive::setup): Don't preread archive symbols when using a plugin.
10359 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10360 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10361 files.
10362 (Archive::include_member): Add symbols from plugin objects.
10363 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10364 * descriptors.cc (Descriptors::open): Check for file descriptors
10365 abandoned by plugins.
10366 (Descriptors::claim_for_plugin): New function.
10367 * descriptors.h (Descriptors::claim_for_plugin): New function.
10368 (Open_descriptor::is_claimed): New field.
10369 (claim_descriptor_for_plugin): New function.
10370 * fileread.cc (File_read::claim_for_plugin): New function.
10371 * fileread.h (File_read::claim_for_plugin): New function.
10372 (File_read::descriptor): New function.
10373 * gold.cc: Include "plugin.h".
10374 (queue_initial_tasks): Add task to call plugin hooks for generating
10375 new object files.
10376 * main.cc: Include "plugin.h".
10377 (main): Load plugin libraries.
10378 * object.h (Pluginobj): Declare.
10379 (Object::pluginobj): New function.
10380 (Object::do_pluginobj): New function.
10381 (Object::set_target): New function.
10382 * options.cc: Include "plugin.h".
10383 (General_options::parse_plugin): New function.
10384 (General_options::General_options): Initialize plugins_ field.
10385 (General_options::add_plugin): New function.
10386 * options.h (Plugin_manager): Declare.
10387 (General_options): Add --plugin option.
10388 (General_options::has_plugins): New function.
10389 (General_options::plugins): New function.
10390 (General_options::add_plugin): New function.
10391 (General_options::plugins_): New field.
10392 * plugin.cc: New file.
10393 * plugin.h: New file.
10394 * readsyms.cc: Include "plugin.h".
10395 (Read_symbols::do_read_symbols): Check for archive before checking
10396 for ELF file. Call plugin hooks to claim files.
10397 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10398 from a real object file; force override when processing replacement
10399 files.
10400 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10401 (Symbol::init_base_object): Likewise.
10402 (Symbol::init_base_output_data): Likewise.
10403 (Symbol::init_base_output_segment): Likewise.
10404 (Symbol::init_base_constant): Likewise.
10405 (Symbol::init_base_undefined): Likewise.
10406 (Symbol::output_section): Assert that object is not a plugin.
10407 (Symbol_table::add_from_pluginobj): New function.
10408 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10409 undefined.
10410 (Symbol_table::sized_write_globals): Likewise.
10411 (Symbol_table::add_from_pluginobj): Instantiate template.
10412 * symtab.h (Sized_pluginobj): Declare.
10413 (Symbol::in_real_elf): New function.
10414 (Symbol::set_in_real_elf): New function.
10415 (Symbol::in_real_elf_): New field.
10416 (Symbol_table::add_from_pluginobj): New function.
10417
10418 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10419 (LIBDL): New variable.
10420 (LDADD): Add LIBDL.
10421 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10422 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10423 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10424 (MOSTLYCLEANFILES): Likewise.
10425 * testsuite/Makefile.in: Regenerate.
10426 * testsuite/plugin_test.c: New file.
10427 * testsuite/plugin_test_1.sh: New file.
10428 * testsuite/plugin_test_2.sh: New file.
10429
de31bda5
ILT		 104302008-09-16 Ian Lance Taylor <iant@google.com>
10431
9c2d0ef9
ILT		 10432 * target-reloc.h (relocate_section): Check whether a symbol is
10433 defined by the ABI before reporting an undefined symbol error.
10434 * target.h (Target::is_defined_by_abi): Make parameter const.
10435 (Target::do_is_defined_by_abi): Likewise.
10436 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10437 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10438 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10439 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10440 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10441 * testsuite/Makefile.in: Rebuild.
10442
de31bda5
ILT		 10443 * fileread.cc (make_view): Add casts to avoid warning.
10444
9fa33bee
AO		 104452008-09-16 Alexandre Oliva <aoliva@redhat.com>
10446
10447 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10448 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10449
183fd0e3
AO		 104502008-09-16 Alexandre Oliva <aoliva@redhat.com>
10451
10452 * options.h (General_options::output_is_executable): New.
10453 (General_options::output_is_pie): New.
10454 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10455 for shared libraries.
10456 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10457
7be8330a
CD		 104582008-09-11 Chris Demetriou <cgd@google.com>
10459
10460 * options.h (origin): New -z option.
10461 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10462 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10463 in DT_FLAGS_1.
10464
a9caad02
CC		 104652008-09-05 Cary Coutant <ccoutant@google.com>
10466
10467 * fileread.cc (File_read::make_view): Add check for attempt to map
10468 beyond end of file.
10469
ae6dce4d
CC		 104702008-09-05 Cary Coutant <ccoutant@google.com>
10471
10472 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10473 explicit instantiations.
10474
d7ab2a47
KVH		 104752008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10476
10477 PR gold/6858
10478 * options.cc (General_options::finalize): Allow undefined symbols
10479 in shlibs if linking -shared.
10480
10481 PR gold/6859
10482 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10483 symbols as not needing a dynsym entry.
10484
1e52a9c1
CS		 104852008-08-20 Craig Silverstein <csilvers@google.com>
10486
10487 * fileread.cc (File_read::open): Do not lock the file unless it
10488 was successfully opened.
10489
d85c80a3
CC		 104902008-08-14 Cary Coutant <ccoutant@google.com>
10491
10492 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10493 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10494 * testsuite/tls_test.cc (struct int128): 128-bit struct
10495 for testing TLS relocs with non-zero addend.
10496 (v12): New TLS variable.
10497 (t12): New test.
10498 (t_last): Add check for v12.
10499 * testsuite/tls_test.h (t12): New function.
10500 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10501
2d924fd9
ILT		 105022008-08-13 Ian Lance Taylor <iant@google.com>
10503
10504 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10505 set tls_segment_ or relro_segment_.
10506 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10507 when appropriate.
10508 * output.h (Output_section::clear_is_relro): New function.
10509 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10510 sections specially even when output_data_ is empty.
10511 (Output_segment::maximum_alignment): When first section is relro,
10512 only force alignment for PT_LOAD segments.
10513 * script.cc (script_data_segment_align): New function.
10514 (script_data_segment_relro_end): New function.
10515 * script-c.h (script_data_segment_align): Declare.
10516 (script_data_segment_relro_end): Declare.
10517 * script-sections.h (class Script_sections): Declare
10518 data_segment_align and data_segment_relro_end. Add fields
10519 segment_align_index_ and saw_relro_end_.
10520 * script-sections.cc (class Sections_element): Add set_is_relro
10521 virtual function. Add new bool* parameter to place_orphan_here.
10522 Add get_output_section virtual function.
10523 (class Output_section_definition): Add set_is_relro. Add new
10524 bool* parameter to place_orphan_here. Add get_output_section.
10525 Add is_relro_ field.
10526 (Output_section_definition::Output_section_definition): Initialize
10527 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10528 and is_relro_ fields.
10529 (Output_section_definition::place_orphan_here): Add is_relro
10530 parameter.
10531 (Output_section_definition::set_section_addresses): Set relro for
10532 output section.
10533 (Output_section_definition::alternate_constraint): Likewise.
10534 (class Orphan_output_section): Add new bool* parameter to
10535 place_orphan_here. Add get_output_section.
10536 (Orphan_output_section::place_orphan_here): Add is_relro
10537 parameter.
10538 (Script_sections::Script_sections): Initialize
10539 data_segment_align_index_ and saw_relro_end_.
10540 (Script_sections::data_segment_align): New function.
10541 (Script_sections::data_segment_relro_end): New function.
10542 (Script_sections::place_orphan): Set or clear is_relro.
10543 (Script_sections::set_section_addresses): Force alignment of first
10544 TLS section.
10545 * yyscript.y (exp): Call script_data_segment_align and
10546 script_data_segment_relro_end.
10547 * testsuite/relro_script_test.t: New file.
10548 * testsuite/relro_test.cc (using_script): Declare.
10549 (t1, t2): Test using_script.
10550 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10551 (relro_script_test_SOURCES): Define.
10552 (relro_script_test_DEPENDENCIES): Define.
10553 (relro_script_test_LDFLAGS): Define.
10554 (relro_script_test_LDADD): Define.
10555 (relro_script_test.so): New target.
10556 * testsuite/Makefile.in: Rebuild.
10557
f827c9a9
CC		 105582008-08-06 Cary Coutant <ccoutant@google.com>
10559
10560 * archive.cc (Archive::total_archives, Archive::total_members)
10561 (Archive::total_members_loaded): New variables.
10562 (Archive::setup): Add parameter. Add option to preread
10563 archive symbols.
10564 (Archive::read_armap): Add counter.
10565 (Archive::get_file_and_offset): New function.
10566 (Archive::get_elf_object_for_member): New function.
10567 (Archive::read_all_symbols): New function.
10568 (Archive::read_symbols): New function.
10569 (Archive::add_symbols): Add counters.
10570 (Archive::include_all_members): Use armap to find members if it's
10571 already built.
10572 (Archive::include_member): Skip reading symbols if already read.
10573 Factored code into Archive::get_file_and_offset and
10574 Archive::get_elf_object_for_member. Changed call to
10575 Mapfile::report_include_archive_member.
10576 (Archive::print_stats): New function.
10577 * archive.h: Declare Object and Read_symbols_data classes.
10578 (Archive::Archive): Add initializers for new members.
10579 (Archive::setup): Add parameter.
10580 (Archive::print_stats): New function.
10581 (Archive::total_archives, Archive::total_members)
10582 (Archive::total_members_loaded): New variables.
10583 (Archive::get_file_and_offset): New function.
10584 (Archive::get_elf_object_for_member): New function.
10585 (Archive::read_all_symbols): New function.
10586 (Archive::read_symbols): New function.
10587 (Archive::Archive_member): New class.
10588 (Archive::members_): New member.
10589 (Archive::num_members_): New member.
10590 * main.cc: Include archive.h.
10591 (main): Call Archive::print_stats.
10592 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10593 archive parameter; member_name is now the fully-decorated name.
10594 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10595 * options.h: (General_options): Add --preread-archive-symbols option.
10596 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10597 Archive::setup.
10598
de4c45bd
ILT		 105992008-08-04 Ian Lance Taylor <iant@google.com>
10600
10601 * symtab.h (Symbol::use_plt_offset): New function.
10602 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10603 * powerpc.cc (Relocate::relocate): Likewise.
10604 * sparc.cc (Relocate::relocate): Likewise.
10605 * x86_64.cc (Relocate::relocate): Likewise.
10606 * testsuite/weak_plt.sh: New test.
10607 * testsuite/weak_plt_main.cc: New test.
10608 * testsuite/weak_plt_shared.cc: New test.
10609 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10610 (check_PROGRAMS): Add weak_plt.
10611 (check_DATA): Add weak_plt_shared.so.
10612 (weak_plt_main_pic.o, weak_plt): New targets.
10613 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10614 * testsuite/Makefile.in: Rebuild.
10615
10616 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10617 gcctestdir/ld.
10618 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10619 * testsuite/Makefile.in: Rebuild.
10620
323ee3f4
AM		 106212008-08-04 Alan Modra <amodra@bigpond.net.au>
10622
10623 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10624 * Makefile.in: Regenerate.
10625 * po/POTFILES.in: Regenerate.
10626
7c07ecec
ILT		 106272008-07-29 Ian Lance Taylor <iant@google.com>
10628
10629 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10630 symbols before other symbols.
10631 * testsuite/script_test_2.cc (test_addr): Declare.
10632 (test_addr_alias): Declare.
10633 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10634 values.
7c07ecec
ILT		 10635 * testsuite/script_test_2.t: Define test_addr_alias and
10636 test_addr.
10637
5778530e
ILT		 106382008-07-24 Ian Lance Taylor <iant@google.com>
10639
2a00e4fb
ILT		 10640 PR 5990
10641 * descriptors.cc: New file.
10642 * descriptors.h: New file.
10643 * gold-threads.h (class Hold_optional_lock): New class.
10644 * fileread.cc: Include "descriptors.h".
10645 (File_read::~File_read): Release descriptor rather than closing
10646 it.
10647 (File_read::open) [file]: Call open_descriptor rather than open.
10648 Set is_descriptor_opened_.
10649 (File_read::open) [memory]: Assert that descriptor is not open.
10650 (File_read::reopen_descriptor): New function.
10651 (File_read::release): Release descriptor.
10652 (File_read::do_read): Make non-const. Reopen descriptor.
10653 (File_read::read): Make non-const.
10654 (File_read::make_view): Reopen descriptor.
10655 (File_read::do_readv): Likewise.
10656 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10657 Update declarations.
10658 * layout.cc: Include "descriptors.h".
10659 (Layout::create_build_id): Use open_descriptor rather than open.
10660 * output.cc: Include "descriptors.h".
10661 (Output_file::open): Use open_descriptor rather than open.
10662 * archive.cc (Archive::const_iterator): Change Archive to be
10663 non-const.
10664 (Archive::begin, Archive::end): Make non-const.
10665 (Archive::count_members): Likewise.
10666 * archive.h (class Archive): Update declarations.
10667 * object.h (Object::read): Make non-const.
10668 * Makefile.am (CCFILES): Add descriptors.cc.
10669 (HFILES): Add descriptors.h.
10670 * Makefile.in: Rebuild.
10671
801647d1
ILT		 10672 PR 6716
10673 * gold.h: Always include <clocale>. Add Solaris workarounds
10674 following code in binutils/sysdep.h.
10675
5edd166e
ILT		 10676 PR 6048
10677 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10678 this->eh_frame_hdr_ is NULL before using it.
10679
c89ad728
ILT		 10680 * dynobj.cc (Versions::Versions): Update comment.
10681
aa86f06b
ILT		 10682 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10683 the base version name.
10684
5778530e
ILT		 10685 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10686 array size plus one.
10687 (Stringpool_template::set_string_offsets): Subtract one from key
10688 before using it as an array index.
10689 (Stringpool_template::get_offset_with_length): Likewise.
10690 (Stringpool_template::write_to_buffer): Likewise.
10691 * stringpool.h (Stringpool_template::get_offset_from_key):
10692 Likewise.
10693
057ead22
ILT		 106942008-07-23 Ian Lance Taylor <iant@google.com>
10695
7f649c59
ILT		 10696 PR 6658
10697 * object.h (Merged_symbol_value::value): Do our best to handle a
10698 negative addend.
10699
057ead22
ILT		 10700 PR 6647
10701 * script.cc (Version_script_info::get_versions): Don't add empty
10702 version tag to return value.
10703 (Version_script_info::get_symbol_version_helper): Change return
10704 type to bool. Add pversion parameter. Change all callers.
10705 (script_register_vers_node): Don't require a non-NULL tag.
10706 * script.h (class Version_script_info): Update declarations.
10707 (Version_script_info::get_symbol_version): Change return type to
10708 bool. Add version parameter. Change all callers.
10709 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10710 handling. Handle an empty version from a version script.
10711 (Symbol_table::define_special_symbol): Likewise.
10712 * testsuite/ver_test_10.script: New file.
10713 * testsuite/ver_test_10.sh: New file.
10714 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10715 (check_DATA): Add ver_test_10.syms.
10716 (ver_test_10.syms, ver_test_10.so): New target.
10717 * testsuite/Makefile.in: Rebuild.
10718
58e54ac2
CD		 107192008-07-23 Simon Baldwin <simonb@google.com>
10720
10721 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10722 to zero for undefined symbols from dynamic libraries.
10723
95d14cd3
ILT		 107242008-07-23 Ian Lance Taylor <iant@google.com>
10725
10726 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10727 Change all callers.
10728 * symtab.h (class Symbol_table): Update declaration.
10729 * testsuite/ver_test_9.cc: New file.
10730 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10731 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10732 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10733 (ver_test_9.so, ver_test_9.o): New targets.
10734 * testsuite/Makefile.in: Rebuild.
10735
92de84a6
ILT		 107362008-07-22 Ian Lance Taylor <iant@google.com>
10737
34810851
ILT		 10738 * options.h (class General_options): Define --check-sections.
10739 * layout.cc (Layout::set_segment_offsets): Handle
10740 --check-sections.
10741
af6156ef
ILT		 10742 * options.h (class General_options): Define -n/--nmagic and
10743 -N/--omagic.
10744 * options.cc (General_options::finalize): For -n/--nmagic or
10745 -N/--omagic, set -static.
10746 * layout.cc (Layout::attach_allocated_section_to_segment): If
10747 -N/--omagic, don't put read-only and read-write sections in
10748 different segments.
10749 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10750 finding a read-only segment.
10751 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10752 don't set the minimum segment alignment to the common page size,
10753 and don't set the file offset to the address modulo the page size.
10754 * script-sections.cc (Script_sections::create_segments): If
10755 -n/--omagic, don't put read-only and read-write sections in
10756 different segments.
10757
92de84a6
ILT		 10758 * cref.cc: New file.
10759 * cref.h: New file.
10760 * options.h (class General_options): Add --print-symbol-counts.
10761 * main.cc (main): Issue defined symbol report if requested.
10762 * archive.cc (Archive::interpret_header): Make into a const member
10763 function.
10764 (Archive::add_symbols): Call Input_objects::archive_start and
10765 archive_stop.
10766 (Archive::const_iterator): Define new class.
10767 (Archive::begin, Archive::end): New functions.
10768 (Archive::include_all_members): Rewrite to use iterator.
10769 (Archive::count_members): New function.
10770 * archive.h (class Archive): Update declarations.
10771 (Archive::filename): New function.
10772 * object.cc: Include "cref.h".
10773 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10774 (Sized_relobj::do_get_global_symbol_counts): New function.
10775 (Input_objects::add_object): Add object to cross-referencer.
10776 (Input_objects::archive_start): New function.
10777 (Input_objects::archive_stop): New function.
10778 (Input_objects::print_symbol_counts): New function.
10779 * object.h: Declare Cref and Archive.
10780 (Object::get_global_symbol_counts): New function.
10781 (Object::do_get_global_symbol_counts): New pure virtual function.
10782 (class Sized_relobj): Add defined_count_ field. Update
10783 declarations.
10784 (class Input_objects): Add cref_ field. Update constructor.
10785 Update declarations.
10786 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10787 defined_count_.
10788 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10789 symbol counts.
10790 (Sized_dynobj::do_get_global_symbol_counts): New function.
10791 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10792 defined_count_. Update declarations. Define Symbols typedef.
10793 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10794 parameter. Change all callers.
10795 (Symbol_table::add_from_dynobj): Add sympointers and defined
10796 parameters. Change all callers.
10797 * symtab.h (class Symbol_table): Update declarations.
10798 * Makefile.am (CCFILES): Add cref.cc.
10799 (HFILES): Add cref.h.
10800 * Makefile.in: Rebuild.
10801
3f7c5e1d
CD		 108022008-07-22 Simon Baldwin <simonb@google.com>
10803
10804 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10805 to zero when writing undefined symbols.
10806
e0b64032
ILT		 108072008-07-22 Ian Lance Taylor <iant@google.com>
10808
10809 * output.cc (Output_section::add_input_section): Don't try to
10810 merge empty merge sections.
10811
096b02cf
CS		 108122008-07-21 Craig Silverstein <csilvers@google.com>
10813
10814 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10815 Include symbol version in error message.
cd536b21 10816
1d1f116d
CD		 108172008-07-20 Chris Demetriou <cgd@google.com>
10818
cd536b21 10819 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10820 (RANDOM_SEED_CFLAGS): New substituted variable.
10821 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10822 * configure: Rebuild.
10823 * Makefile.in: Likewise.
10824 * testsuite/Makefile.in: Likewise.
10825
a18f591e
ILT		 108262008-07-18 Ian Lance Taylor <iant@google.com>
10827
10828 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10829 where we see NAME/NULL and NAME/VERSION as separate symbols.
10830 * testsuite/ver_test_main.cc (main): Call t4.
10831 (t4, t4_2a): Define.
10832 * testsuite/ver_test_2.cc (t4_2): Define.
10833 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10834 * testsuite/ver_test_4.cc (t4_2a): Define.
10835 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10836 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10837
c6e3f6ed
ILT		 108382008-07-17 Ian Lance Taylor <iant@google.com>
10839
10840 * dynobj.cc (Versions::add_def): If we give an error about a
10841 missing version, go ahead and create the version anyhow.
10842
ef9beddf
ILT		 108432008-07-10 Ian Lance Taylor <iant@google.com>
10844
10845 Handle output sections with more than 0x7fffffff bytes.
10846 * object.h (class Relobj): Change map_to_output_ to
10847 output_sections_, and just keep a section pointer. Change all
10848 uses. Move comdat group support to Sized_relobj.
10849 (Relobj::is_section_specially_mapped): Remove.
10850 (Relobj::output_section): Remove poff parameter. Change all
10851 callers.
10852 (Relobj::output_section_offset): New function.
10853 (Relobj::set_section_offset): Rewrite.
10854 (Relobj::map_to_output): Remove.
10855 (Relobj::output_sections): New function.
10856 (Relobj::do_output_section_offset): New pure virtual function.
10857 (Relobj::do_set_section_offset): Likewise.
10858 (class Sized_relobj): Add section_offsets_ field. Add comdat
10859 group support from Relobj. Update declarations.
10860 (Sized_relobj::get_output_section_offset): New function.
10861 (Sized_relobj::do_output_section_offset): New function.
10862 (Sized_relobj::do_set_section_offset): New function.
10863 * object.cc (Relobj::output_section_address): Remove.
10864 (Sized_relobj::Sized_relobj): Initialize new fields.
10865 (Sized_relobj::include_section_group): Cast find_kept_object to
10866 Sized_relobj.
10867 (Sized_relobj::include_linkonce_section): Likewise.
10868 (Sized_relobj::do_layout): Use separate arrays for output section
10869 and output offset.
10870 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10871 output_sections.
10872 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10873 output_sections and section_offsets.
10874 (Sized_relobj::write_local_symbols): Likewise.
10875 (map_to_kept_section): Compute output address directly.
10876 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10877 output_sections and section_offsets.
10878 (Sized_relobj::write_sections): Likewise.
10879 (Sized_relobj::relocate_sections): Likewise.
10880 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10881 * output.h (class Output_reloc): Update declarations. Change
10882 u2_.relobj to Sized_relobj*.
10883 (class Output_data_reloc): Change add functions to use
10884 Sized_relobj*.
10885 * output.cc (Output_reloc::Output_reloc): Change relobj to
10886 Sized_relobj*.
10887 (Output_reloc::local_section_offset): Change return type to
10888 Elf_Addr. Use get_output_section_offset.
10889 (Output_reloc::get_address): Likewise.
10890 (Output_section::is_input_address_mapped): Don't call
10891 is_section_specially_mapped.
10892 (Output_section::output_offset): Likewise.
10893 (Output_section::output_address): Likewise.
10894 (Output_section::starting_output_address): Likewise.
10895 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10896 parameter to Sized_relobj*.
10897 (Copy_relocs::need_copy_reloc): Likewise.
10898 (Copy_relocs::save): Likewise.
10899 * copy-relocs.h (class Copy_relocs): Update declarations.
10900 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10901 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10902 * target-reloc.h (relocate_for_relocatable): Change
10903 offset_in_output_section type to Elf_Addr. Change code that uses
10904 it as well.
10905 * layout.cc (Layout::layout): Always set *off.
10906 * mapfile.cc (Mapfile::print_input_section): Use
10907 output_section_offset.
10908 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10909 Sized_relobj*.
10910 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10911 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10912 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10913
5cb66f97
ILT		 109142008-07-03 Ian Lance Taylor <iant@google.com>
10915
10916 * layout.cc (Layout::include_section): Do not discard unrecognized
10917 SHT_STRTAB sections.
10918
afe47622
CS		 109192008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10920
10921 * script.cc (Lex::can_continue_name): Make '?' allowable in
10922 version-script names.
10923 * testsuite/version_script.map: Change glob pattern to use '?'
10924
5adf9721
ILT		 109252008-06-30 Manish Singh <yosh@gimp.org>
10926
10927 PR 6585
10928 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10929 Correct typo.
10930
e6fde208
ILT		 109312008-06-30 Ian Lance Taylor <iant@google.com>
10932
10933 PR 6660
10934 PR 6682
10935 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10936 versions]: Don't try to read the value in the contents, since we
10937 don't use it. Use the template endianness when writing.
10938
3f2e6a2d
CC		 109392008-06-25 Cary Coutant <ccoutant@google.com>
10940
10941 * fileread.cc (File_read::make_view): Assert on zero-length view.
10942 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10943 symbol table when there are no symbols to read.
10944
c43d3a48
CS		 109452008-06-23 Craig Silverstein <csilvers@google.com>
10946
10947 * version.cc (version_string): Bump to 1.7
10948
5f494ea0
CS		 109492008-06-18 Craig Silverstein <csilvers@google.com>
10950
10951 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10952 constant 0xFFFF to type Valtype.
10953 (Powerpc_relocate_functions::rel16_ha): Likewise.
10954
c42e122e
ILT		 109552008-06-17 Ian Lance Taylor <iant@google.com>
10956
f34787f8
ILT		 10957 * output.h (Output_section::Input_section): Initialize p2align_ to
10958 zero for Output_section_data constructors.
10959 (Output_section::Input_section::addralign): If not an input
10960 section, return the alignment of the Output_section_data.
10961 * testsuite/copy_test.cc: New file.
10962 * testsuite/copy_test_1.cc: New file.
10963 * testsuite/copy_test_2.cc: New file.
10964 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10965 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10966 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10967 (copy_test_1_pic.o, copy_test_1.so): New targets.
10968 (copy_test_2_pic.o, copy_test_2.so): New targets.
10969 * testsuite/Makefile.in: Rebuild.
10970
c42e122e
ILT		 10971 * script-sections.cc (Script_sections::place_orphan): Initialize
10972 local variable exact.
10973
ce3ac18a
DE		 109742008-06-13 David Edelsohn <edelsohn@gnu.org>
10975
10976 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10977
42cacb20
DE		 109782008-06-12 David Edelsohn <edelsohn@gnu.org>
10979 David S. Miller <davem@davemloft.net>
10980
10981 * powerpc.cc: New file.
10982 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10983 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10984 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10985 * Makefile.in: Rebuild.
10986
7b308235
ILT		 109872008-06-09 Ian Lance Taylor <iant@google.com>
10988
10989 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10990 <exception>.
10991 (throwing, orig_terminate): New static variables.
10992 (terminate_handler): New static function.
10993 (t2): Set terminate handler.
10994
f0b886e3
ILT		 109952008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10996
10997 PR 6584
cd536b21 10998 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10999 alignment.
11000
3e90f135
CC		 110012008-05-30 Cary Coutant <ccoutant@google.com>
11002
11003 * archive.cc (Archive::include_all_members) Correct to step
11004 over symbol table and extended name table in thin archives.
11005
e09ad04a
ILT		 110062008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11007
11008 PR 6407
11009 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11010 calculation.
11011
62b01cb5
ILT		 110122008-05-28 Caleb Howe <cshowe@google.com>
11013
11014 * reduced_debug_output.cc: New file.
11015 * reduced_debug_output.h: New file.
92de84a6 11016 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11017 * options.cc (General_options::finalize): Add strip_debug_non_line
11018 to the strip heirarchy.
11019 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11020 fields.
11021 * layout.cc: Include "reduced_debug_output.h".
11022 (Layout::Layout): Initialize new fields.
11023 (line_only_debug_sections): New static array.
11024 (is_lines_only_debug_sections): New static inline function.
11025 (Layout::include_section): Handle --strip-debug-non-line.
11026 (Layout::make_output_section): If --strip-debug-non-line, build
11027 new output sections for .debug_abbrev and .debug_info.
11028 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11029 gold. Warn about possible overflow.
11030 (read_signed_LEB_128): Likewise.
11031 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11032 (read_signed_LEB_128): Declare.
11033 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11034 (HFILES): Add reduced_debug_output.h.
11035 * Makefile.in: Rebuild.
11036
7d9e3d98
ILT		 110372008-05-21 Ian Lance Taylor <iant@google.com>
11038
11039 * mapfile.cc: New file.
11040 * mapfile.h: New file.
11041 * options.h (class General_options): Add -M/--print-map and -Map.
11042 * options.cc (General_options::finalize): Make -M equivalent to
11043 -Map -.
11044 * main.cc: Include <cstdio> and "mapfile.h".
11045 (main): Open mapfile if requested.
11046 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11047 constructor. Change caller.
11048 (queue_initial_tasks): Add mapfile parameter. Change caller.
11049 (queue_middle_tasks): Likewise.
11050 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11051 declarations.
11052 * archive.cc: Include "mapfile.h".
11053 (Archive::add_symbols): Add mapfile parameter. Change all
11054 callers. Pass mapfile, symbol, and reason to include_member.
11055 (Archive::include_all_members): Add mapfile parameter. Change all
11056 callers.
11057 (Archive::include_member): Add mapfile, sym, and why parameters.
11058 Change all callers. Report inclusion to map file.
11059 * archive.h: Include "fileread.h".
11060 (class Archive): Update declarations.
11061 (Archive::file): New const method.
11062 (class Add_archive_symbols): Add mapfile_ field. Update
11063 constructor. Change all callers.
11064 * readsyms.h (class Read_symbols): Likewise.
11065 (class Finish_group): Likewise.
11066 (class Read_script): Likewise.
11067 * common.cc: Include "mapfile.h".
11068 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11069 all callers.
11070 (Symbol_table::do_allocate_commons): Likewise.
11071 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11072 symbol allocation to mapfile.
11073 * common.h (class Allocate_commons_task): Add mapfile_ field.
11074 Update constructor. Change all callers.
11075 * symtab.h (class Symbol_table): Update declarations.
11076 * layout.cc: Include "mapfile.h".
11077 (Layout_task_runner::run): Print information to mapfile.
11078 (Layout::create_gold_note): Change Output_data_fixed_space to
11079 Output_data_zero_fill.
11080 (Layout::create_build_id): Likewise.
11081 (Layout::print_to_mapfile): New function.
11082 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11083 constructor. Change caller.
11084 (class Layout): Declare print_to_mapfile.
11085 * output.cc (Output_section::Input_section::print_to_mapfile): New
11086 function.
11087 (Output_section::add_input_section): If producing a map, always
11088 add to input_sections_ list.
11089 (Output_section::do_print_to_mapfile): New function.
11090 (Output_segment::print_sections_to_mapfile): New function.
11091 (Output_segment::print_section_list_to_mapfile): New function.
11092 * output.h: Include "mapfile.h".
11093 (Output_data::print_to_mapfile): New function.
11094 (Output_data::do_print_to_mapfile): New virtual function.
11095 (Output_segment_headers::do_print_to_mapfile): New function.
11096 (Output_file_header::do_print_to_mapfile): New function.
11097 (Output_data_const::do_print_to_mapfile): New function.
11098 (class Output_data_const_buffer): Add map_name_ field. Update
11099 constructor. Change all callers. Add do_print_to_mapfile
11100 function.
11101 (class Output_data_fixed_space): Likewise.
11102 (class Output_data_space): Likewise.
11103 (class Output_data_zero_fill): New class.
11104 (Output_data_strtab::do_print_to_mapfile): New function.
11105 (Output_data_reloc_base::do_print_to_mapfile): New function.
11106 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11107 (Output_data_group::do_print_to_mapfile): New function.
11108 (Output_data_got::do_print_to_mapfile): New function.
11109 (Output_data_dynamic::do_print_to_mapfile): New function.
11110 (Output_symtab_xindex::do_print_to_mapfile): New function.
11111 (class Output_section): Declare do_print_to_mapflie. Declare
11112 print_to_mapfile in Input_section.
11113 (class Output_segment): Declare new functions.
11114 * object.h (Sized_relobj::symbol_count): New function.
11115 * script-sections.cc
11116 (Output_section_element_dot_assignment::set_section_addresses):
11117 Change Output_data_fixed_space to Output_data_zero_fill.
11118 (Output_data_expression::do_print_to_mapfile): New function.
11119 * script.cc (read_input_script): Add mapfile parameter. Change
11120 all callers.
11121 * script.h (read_input_script): Update declaration.
11122 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11123 (Eh_frame::do_print_to_mapfile): New function.
11124 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11125 (Output_merge_string::do_print_to_mapfile): New function.
11126 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11127 function.
11128 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11129 function.
11130 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11131 function.
11132 * Makefile.am (CCFILES): Add mapfile.cc.
11133 (HFILES): Add mapfile.h.
11134 * Makefile.in: Rebuild.
11135
9f1d377b
ILT		 111362008-05-19 Ian Lance Taylor <iant@google.com>
11137
11138 * options.h (class General_options): Add -z relro.
11139 * layout.cc (Layout::Layout): Initialize relro_segment_.
11140 (Layout::add_output_section_data): Return the output section.
11141 (Layout::make_output_section): Rcognize relro sections and mark
11142 them appropriately.
11143 (Layout::attach_allocated_section_to_segment): Put relro sections
11144 in a PT_GNU_RELRO segment.
11145 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11146 section as relro.
11147 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11148 PT_TLS segments.
11149 (Layout::linkonce_mapping): Map d.rel.ro.local to
11150 .data.rel.ro.local.
11151 (Layout::output_section_name): Us .data.rel.ro.local for any
11152 section which begins with that.
11153 * layout.h (class Layout): Update add_output_section_data
11154 declaration. Add relro_segment_ field.
11155 * output.cc (Output_section::Output_section): Initialize is_relro_
11156 and is_relro_local_ fields.
11157 (Output_segment::add_output_section): Group relro sections.
11158 (Output_segment::is_first_section_relro): New function.
11159 (Output_segment::maximum_alignment): If there is a relro section,
11160 align the segment to the common page size.
11161 (Output_segment::set_section_addresses): Track whether we are
11162 looking at relro sections. If the last section is a relro
11163 section, align to the common page size.
11164 (Output_segment::set_section_list_addresses): Add in_relro
11165 parameter. Change all callers. Align to the page size when
11166 moving from relro to non-relro section.
11167 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11168 segment.
11169 * output.h (class Output_section): Add is_relro_ and
11170 is_relro_local_ fields.
11171 (Output_section::is_relro): New function.
11172 (Output_section::set_is_relro): New function.
11173 (Output_section::is_relro_local): New function.
11174 (Output_section::set_is_relro_local): New function.
11175 (class Output_segment): Update declarations.
11176 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11177 * sparc.cc (Target_sparc::got_section): Likewise.
11178 * x86_64.cc (Target_x86_64::got_section): Likewise.
11179 * testsuite/relro_test_main.cc: New file.
11180 * testsuite/relro_test.cc: New file.
11181 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11182 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11183 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11184 (relro_test.so, relro_test_pic.o): New targets.
11185 * testsuite/Makefile.in: Rebuild.
11186
a984ee1d
ILT		 111872008-05-16 Ian Lance Taylor <iant@google.com>
11188
01676dcd
ILT		 11189 * output.cc (Output_segment::add_output_section): Remove front
11190 parameter.
11191 * output.h (class Output_segment): Remove
11192 add_initial_output_section and overloaded add_output_section.
11193 Update declaration of remaining add_output_section.
11194 * layout.cc (Layout::create_interp): Call add_output_section
11195 rather than add_initial_output_section.
11196 (Layout::finish_dynamic_section): Likewise.
11197
497897f9
ILT		 11198 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11199 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11200 know the dynamic type.
11201 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11202 field. Initialize it in constructor.
11203 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11204 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11205 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11206 reloc.
11207
a984ee1d
ILT		 11208 * output.cc (Output_reloc::get_address): Change return type to
11209 Elf_Addr.
11210 * output.h (class Output_reloc): Update get_address declaration.
11211 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11212 for section addresses.
11213
55ba0940
ILT		 112142008-05-09 Ian Lance Taylor <iant@google.com>
11215
11216 PR 6493
11217 * gold.cc (gold_nomem): Use return value of write.
11218
75517b77
ILT		 112192008-05-08 Ian Lance Taylor <iant@google.com>
11220
11221 * symtab.c (Symbol::init_base_output_data): Add version
11222 parameter. Change all callers.
11223 (Symbol::init_base_output_segment): Likewise.
11224 (Symbol::init_base_constant): Likewise.
11225 (Symbol::init_base_undefined): Likewise.
11226 (Sized_symbol::init_output_data): Likewise.
11227 (Sized_symbol::init_output_segment): Likewise.
11228 (Sized_symbol::init_constant): Likewise.
11229 (Sized_symbol::init_undefined): Likewise.
11230 (Symbol_table::do_define_in_output_data): If the new symbol has a
11231 version, mark it as the default.
11232 (Symbol_table::do_define_in_output_segment): Likewise.
11233 (Symbol_table::do_define_as_constant): Likewise.
11234 * symtab.h (class Symbol): Update declarations.
11235 (class Sized_symbol): Likewise.
11236 * resolve.cc (Symbol::override_version): New function.
c42e122e 11237 (Symbol::override_base): Call override_version.
75517b77
ILT		 11238 (Symbol::override_base_with_special): Likewise.
11239 * testsuite/ver_script_8.script: New file.
11240 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11241 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11242 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11243 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11244
f1f70eae
ILT		 112452008-05-06 Ian Lance Taylor <iant@google.com>
11246
f3e9c5c5
ILT		 11247 PR 6049
11248 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11249 functions.
11250 (class General_options): Remove existing --undefined, and add
11251 --no-undefined instead. Add new --undefined as synonym for -u.
11252 * archive.cc (Archive::add_symbols): Check whether symbol was
11253 named with -u.
11254 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11255 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11256 all uses. Add IS_UNDEFINED. Update declarations to split
11257 different versions of init_base. Declare init_base_undefined.
11258 (Symbol::is_defined): Handle IS_UNDEFINED.
11259 (Symbol::is_undefined): Likewise.
11260 (Symbol::is_weak_undefined): Call is_undefined.
11261 (Symbol::is_absolute): Handle IS_CONSTANT.
11262 (class Sized_symbol): Update declarations to split different
11263 versions of init. Declare init_undefined.
11264 (class Symbol_table): Declare new functions.
11265 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11266 Change all callers.
11267 (Symbol::init_base_output_data): Likewise.
11268 (Symbol::init_base_output_segment): Likewise.
11269 (Symbol::init_base_constant): Likewise.
11270 (Symbol::init_base_undefined): New function.
11271 (Sized_symbol::init_object): Rename from init. Change all
11272 callers.
11273 (Sized_symbol::init_output_data): Likewise.
11274 (Sized_symbol::init_output_segment): Likewise.
11275 (Sized_symbol::init_constant): Likewise.
11276 (Sized_symbol::init_undefined): New function.
11277 (Symbol_table::add_undefined_symbols_from_command_line): New
11278 function.
11279 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11280 function.
11281 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11282 (Symbol::output_section): Likewise.
11283 (Symbol::set_output_section): Likewise.
11284 (Symbol_table::sized_finalize_symbol): Likewise.
11285 (Symbol_table::sized_write_globals): Likewise.
11286 * resolve.cc (Symbol_table::should_override): Likewise.
11287 (Symbol::override_base_with_special): Likewise.
11288
8bdcdf2c
ILT		 11289 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11290 symbol, change it to have default visibility.
11291 * testsuite/protected_1.cc: New file.
11292 * testsuite/protected_2.cc: New file.
11293 * testsuite/protected_3.cc: New file.
11294 * testsuite/protected_main_1.cc: New file.
11295 * testsuite/protected_main_2.cc: New file.
11296 * testsuite/protected_main_3.cc: New file.
11297 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11298 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11299 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11300 (protected_1.so): New target.
11301 (protected_1_pic.o, protected_2_pic.o): New targets.
11302 (protected_3_pic.o): New target.
11303 (check_PROGRAMS): Add protected_2.
11304 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11305 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11306 * testsuite/Makefile.in: Rebuild.
11307
2b706932
ILT		 11308 * options.h (DEFINE_var): Add set_user_set_##varname__.
11309 (DEFINE_bool_alias): New macro.
11310 (class General_options): Define -Bstatic using DEFINE_bool_alias
11311 rather than DEFINE_special. Add --undefined as an alias for -z
11312 defs.
11313 * options.cc (General_options::parse_Bstatic): Remove.
11314
d82a5bcc
ILT		 11315 * options.h (class General_options): Add --fatal-warnings.
11316 * main.cc (main): Implement --fatal-warnings.
11317 * errors.h (Errors::warning_count): New function.
11318
f1f70eae
ILT		 11319 * options.h (class General_options): Add -Bsymbolic-functions.
11320 * symtab.h (Symbol::is_preemptible): Check for
11321 -Bsymbolic-functions.
11322
8825ac63
ILT		 113232008-05-05 Ian Lance Taylor <iant@google.com>
11324
d98bc257
ILT		 11325 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11326 as noVARNAME rather than no-VARNAME.
11327 (class General_options): Add option -z combreloc.
11328 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11329 get_address.
11330 (Output_reloc::sort_before) [SHT_REL]: New function.
11331 (Output_reloc::sort_before) [SHT_RELA]: New function.
11332 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11333 Sort_relocs_comparison.
11334 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11335 parameter. Change all callers.
11336 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11337 sort_relocs parameter. Change all callers.
11338 * output.cc (Output_reloc::get_address): New function, broken out
11339 of write_rel.
11340 (Output_reloc::write_rel): Call it.
11341 (Output_reloc::compare): New function.
11342 (Output_data_reloc_base::do_write): Optionally sort relocs.
11343
60b2b4e7
ILT		 11344 * configure.ac: If targ_extra_obj is set, link it in.
11345 * configure.tgt: Initialize all variables.
11346 (x86_64*): Set targ_extra_obj and targ_extra_size.
11347 * configure: Rebuild.
11348
8825ac63
ILT		 11349 * object.cc (Sized_relobj::include_section_group): Adjust section
11350 indexes read from group data. Build vector to pass to
11351 layout_group.
11352 * layout.cc (Layout::layout_group): Add flags and shndxes
11353 parameters. Remove contents parameter. Change caller. Update
11354 explicit instantiations.
11355 * layout.h (class Layout): Update layout_group declaration.
11356 * output.cc (Output_data_group::Output_data_group): Add flags and
11357 input_shndxes parameters. Remove contents parameter. Change
11358 caller.
11359 (Output_data_group::do_write): Change input_sections_ to
11360 input_shndxes_.
11361 * output.h (class Output_data_group): Update constructor
11362 declaration. Rename input_sections_ to input_shndxes_.
11363 * testsuite/many_sections_test.cc: Add template.
11364
e94cf127
CC		 113652008-04-30 Cary Coutant <ccoutant@google.com>
11366
4418b2d5
CC		 11367 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11368
e94cf127
CC		 11369 * layout.cc (Layout::include_section): Refactored check for debug
11370 info section.
11371 (Layout::add_comdat): Add new parameters. Change type
11372 of signature parameter. Add object and shndx to signatures table.
11373 (Layout::find_kept_object): New function.
11374 * layout.h: Include <cstring>.
11375 (Layout::is_debug_info_section): New function.
11376 (Layout::add_comdat): Add new parameters.
11377 (Layout::find_kept_object): New function.
11378 (Layout::Kept_section): New struct.
11379 (Layout::Signatures): Change type of map range.
11380 * object.cc (Relobj::output_section_address): New function.
11381 (Sized_relobj::include_section_group): Add new parameters. Change
11382 calls to Layout::add_comdat. Change to build table of kept comdat
11383 groups and table mapping discarded sections to kept sections.
11384 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11385 (Sized_relobj::do_layout): Change calls to include_section_group and
11386 include_linkonce_section.
11387 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11388 value to zero when section is discarded.
11389 (Sized_relobj::map_to_kept_section): New function.
11390 * object.h (Relobj::output_section_address): New function.
11391 (Relobj::Comdat_group): New type.
11392 (Relobj::find_comdat_group): New function.
11393 (Relobj::Comdat_group_table): New type.
11394 (Relobj::Kept_comdat_section): New type.
11395 (Relobj::Kept_comdat_section_table): New type.
11396 (Relobj::add_comdat_group): New function.
11397 (Relobj::set_kept_comdat_section): New function.
11398 (Relobj::get_kept_comdat_section): New function.
11399 (Relobj::comdat_groups_): New field.
11400 (Relobj::kept_comdat_sections_): New field.
11401 (Symbol_value::input_value): Update comment.
11402 (Sized_relobj::map_to_kept_section) New function.
11403 (Sized_relobj::include_linkonce_section): Add new parameter.
11404 * target-reloc.h (Comdat_behavior): New type.
11405 (get_comdat_behavior): New function.
11406 (relocate_section): Add code to map a discarded section to the
11407 corresponding kept section when applying a relocation.
11408
e4e5049b
CS		 114092008-04-30 Craig Silverstein <csilvers@google.com>
11410
11411 * dwarf_reader.cc (next_generation_count): New static var.
11412 (Addr2line_cache_entry): New struct.
11413 (addr2line_cache): New static var.
11414 (Dwarf_line_info::one_addr2line): Added caching.
11415 (Dwarf_line_info::clear_addr2line_cache): New function.
11416 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11417 cache-size parameter.
11418 (Dwarf_line_info::one_addr2line_cache): New function.
11419 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11420 new cache-size argument to one_addr2line(), and clear cache.
11421
d09e9154
CC		 114222008-04-28 Cary Coutant <ccoutant@google.com>
11423
11424 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11425 R_386_PC8 relocations.
11426
7ef73768
ILT		 114272008-04-23 Ian Lance Taylor <iant@google.com>
11428
55438702
ILT		 11429 * object.cc (Sized_relobj::include_section_group): Check for
11430 invalid section group.
11431
c165fb93
ILT		 11432 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11433 header size.
11434
7ef73768
ILT		 11435 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11436 than read for file header.
11437 * archive.cc (Archive::include_member): Likewise.
11438
6194aaab
L		 114392008-04-23 Paolo Bonzini <bonzini@gnu.org>
11440
11441 * aclocal.m4: Regenerate.
11442 * configure: Regenerate.
11443
d491d34e
ILT		 114442008-04-19 Ian Lance Taylor <iant@google.com>
11445
5ea2bac6
ILT		 11446 * version.cc (version_string): Bump to 1.6.
11447
7bc3e21a
ILT		 11448 * testsuite/Makefile.am (many_sections_r_test): New target.
11449 (many_sections_r_test_SOURCES): Remove.
11450 (many_sections_r_test_DEPENDENCIES): Remove.
11451 (many_sections_r_test_LDFLAGS): Remove.
11452 (many_sections_r_test_LDADD): Remove.
11453
7fcd3aa9
ILT		 11454 * object.cc (Sized_relobj::do_add_symbols): Always pass
11455 local_symbol_count_ to add_from_relobj.
11456
4c94d6ae
ILT		 11457 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11458 every thousand variables.
11459 * testsuite/Makefile.in: Rebuild.
11460
d491d34e
ILT		 11461 * object.cc (Xindex::initialize_symtab_xindex): New function.
11462 (Xindex::read_symtab_xindex): New function.
11463 (Xindex::sym_xindex_to_shndx): New function.
11464 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11465 available.
11466 (Sized_relobj::do_initialize_xindex): New function.
11467 (Sized_relobj::do_read_symbols): Adjust section links.
11468 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11469 parameter. Change all callers.
11470 (Sized_relobj::include_section_group): Adjust section links and
11471 symbol section indexes.
11472 (Sized_relobj::do_layout): Adjust section links.
11473 (Sized_relobj::do_count_local_symbols): Adjust section links and
11474 symbol section indexes.
11475 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11476 ordinary and special symbols.
11477 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11478 dynsym_xindex parameters. Change all callers. Adjust section
11479 links. Use SHN_XINDEX when needed.
11480 (Sized_relobj::get_symbol_location_info): Adjust section links.
11481 Don't get fooled by special symbols.
11482 * object.h (class Xindex): Define.
11483 (class Object): Add xindex_ parameter. Declare virtual functoin
11484 do_initialize_xindex.
11485 (Object::adjust_sym_shndx): New function.
11486 (Object::set_xindex): New protected function.
11487 (class Symbol_value): Add is_ordinary_shndx_ field.
11488 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11489 (Symbol_value::value): Assert ordinary section.
11490 (Symbol_value::initialize_input_to_output_map): Likewise.
11491 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11492 Change all callers.
11493 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11494 all callers.
11495 (class Sized_relobj): Update declarations.
11496 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11497 parameter. Change all callers.
11498 (Sized_relobj::adjust_shndx): New function.
11499 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11500 field.
11501 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11502 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11503 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11504 (Sized_dynobj::read_dynsym_section): Adjust section links.
11505 (Sized_dynobj::read_dynamic): Likewise.
11506 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11507 section links.
11508 (Sized_dynobj::do_initialize_xindex): New function.
11509 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11510 do_initialize_xindex.
11511 (Sized_dynobj::adjust_shndx): New function.
11512 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11513 dynsym_xindex_ fields.
11514 (Layout::finalize): Add a call to set_section_indexes before
11515 creating the symtab sections.
11516 (Layout::set_section_indexes): Don't do anything if the section
11517 already has a section index.
11518 (Layout::create_symtab_sections): Add shnum parameter. Change
11519 caller. Create .symtab_shndx section if needed.
11520 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11521 caller.
11522 (Layout::allocated_output_section_count): New function.
11523 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11524 needed.
11525 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11526 fields. Update declarations.
11527 (Layout::symtab_xindex): New function.
11528 (Layout::dynsym_xindex): New function.
11529 (class Write_symbols_task): Add layout_ field.
11530 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11531 Change caller.
11532 * output.cc (Output_section_headers::Output_section_headers): Add
11533 shstrtab_section parameter. Change all callers.
11534 (Output_section_headers::do_sized_write): Store overflow values
11535 for section count and section string table section index in
11536 section header zero.
11537 (Output_file_header::do_sized_write): Check for overflow of
11538 section count and section string table section index.
11539 (Output_symtab_xindex::do_write): New function.
11540 (Output_symtab_xindex::endian_do_write): New function.
11541 * output.h (class Output_section_headers): Add shstrtab_section_.
11542 Update declarations.
11543 (class Output_symtab_xindex): Define.
11544 (Output_section::has_out_shndx): New function.
11545 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11546 field.
11547 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11548 Change all callers.
11549 (Sized_symbol::init): Likewise.
11550 (Symbol::output_section): Check for ordinary symbol.
11551 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11552 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11553 callers.
11554 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11555 Change all callers. Simplify handling of symbols from sections
11556 not included in the link.
11557 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11558 distinction.
11559 (Weak_alias_sorter::operator()): Assert that symbols are
11560 ordinary.
11561 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11562 distinction.
11563 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11564 parameters. Change all callers.
11565 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11566 symbol distinction. Use SHN_XINDEX when needed.
11567 (Symbol_table::write_section_symbol): Add symtab_xindex
11568 parameter. Change all callers.
11569 (Symbol_table::sized_write_section_symbol): Likewise. Use
11570 SHN_XINDEX when needed.
11571 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11572 declarations.
11573 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11574 (Symbol::is_defined): Check is_ordinary.
11575 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11576 (Symbol::is_absolute, Symbol::is_common): Likewise.
11577 (class Sized_symbol): Update declarations.
11578 (class Symbol_table): Update declarations.
11579 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11580 parameters. Change all callers.
11581 (Sized_symbol::override): Likewise.
11582 (Symbol_table::override): Likewise.
11583 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11584 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11585 is_ordinary, and orig_st_shndx parameters. Change all callers.
11586 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11587 to be in an ordinary section.
11588 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11589 object and is_ordinary parameters. Change all callers.
11590 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11591 Change all callers. Don't add undefined or non-ordinary symbols
11592 to reloc_map_.
11593 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11594 Change all callers.
11595 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11596 declarations.
11597 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11598 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11599 (Sized_relobj::relocate_sections): Likewise.
11600 * target-reloc.h (scan_relocs): Adjust section symbol index.
11601 (scan_relocatable_relocs): Likewise.
11602 * i386.cc (Scan::local): Check for ordinary symbols.
11603 * sparc.cc (Scan::local): Likewise.
11604 * x86_64.cc (Scan::local): Likewise.
11605 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11606 to symbol_section_and_value.
11607 * testsuite/many_sections_test.cc: New file.
11608 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11609 (check_PROGRAMS): Add many_sections_test.
11610 (many_sections_test_SOURCES): Define.
11611 (many_sections_test_DEPENDENCIES): Define.
11612 (many_sections_test_LDFLAGS): Define.
11613 (BUILT_SOURCES): Add many_sections_define.h.
11614 (many_sections_define.h): New target.
11615 (BUILT_SOURCES): Add many_sections_check.h.
11616 (many_sections_check.h): New target.
11617 (check_PROGRAMS): Add many_sections_r_test.
11618 (many_sections_r_test_SOURCES): Define.
11619 (many_sections_r_test_DEPENDENCIES): Define.
11620 (many_sections_r_test_LDFLAGS): Define.
11621 (many_sections_r_test_LDADD): Define.
11622 (many_sections_r_test.o): New target.
11623 * testsuite/Makefile.in: Rebuild.
11624
c5818ff1
CC		 116252008-04-17 Cary Coutant <ccoutant@google.com>
11626
11627 * errors.cc (Errors::info): New function.
11628 (gold_info): New function.
11629 * errors.h (Errors::info): New function.
11630 * gold.h (gold_info): New function.
11631 * object.cc (Input_objects::add_object): Print trace output.
11632 * options.cc (options::parse_set): New function.
11633 (General_options::parse_wrap): Deleted.
11634 (General_options::General_options): Deleted initializer.
11635 * options.h (options::String_set): New typedef.
11636 (options::parse_set): New function.
11637 (DEFINE_set): New macro.
11638 (General_options::wrap): Changed to use DEFINE_set. Changed
11639 callers of any_wrap_symbols and is_wrap_symbol.
11640 (General_options::trace, General_options::trace_symbol):
11641 New options.
11642 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11643 (General_options::wrap_symbols_): Deleted.
11644 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11645
b5be4a7c
DM		 116462008-04-17 David S. Miller <davem@davemloft.net>
11647
11648 * options.cc (General_options::parse_V): New function.
11649 * options.h: Add entries for -V and -Qy.
11650
155a0dd7
ILT		 116512008-04-17 Ian Lance Taylor <iant@google.com>
11652
11653 * common.cc (Symbol_table::allocate_commons): Remove options
11654 parameter. Change caller.
11655 (Symbol_table::do_allocate_commons): Remove options parameter.
11656 Change caller. Just call do_allocate_commons_list twice.
11657 (Symbol_table::do_allocate_commons_list): New function, broken out
11658 of do_allocate_commons.
11659 * common.h (class Allocate_commons_task): Remove options_ field.
11660 Update constructor.
11661 * symtab.cc (Symbol_table::Symbol_table): Initialize
11662 tls_commons_.
11663 (Symbol_table::add_from_object): Put TLS common symbols on
11664 tls_commons_ list.
11665 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11666 which are IN_OUTPUT_DATA.
11667 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11668 allocate_commons and do_allocate_commons declarations. Declare
11669 do_allocate_commons_list.
11670 * gold.cc (queue_middle_tasks): Update creation of
11671 Allocate_commons_task to not pass options.
11672 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11673 (TLS_TEST_C_FLAGS): New variable.
11674 (tls_test_c_pic.o): New target.
11675 (tls_test_shared.so): Link in tls_test_c_pic.o.
11676 (tls_test_c_pic_ie.o): New target.
11677 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11678 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11679 (tls_test_c.o): New target.
11680 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11681 (tls_pic_test_LDADD): Likewise.
11682 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11683 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11684 (tls_test_c_gnu2.o): New target.
11685 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11686 tls_test_c_gnu2.o.
11687 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11688 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11689 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11690 * testsuite/tls_test.cc: Include "config.h".
11691 (t_last): Call t11_last.
11692 * testsuite/tls_test.h (t11, t11_last): Declare.
11693 * testsuite/tls_test_c.c: New file.
11694 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11695 * configure.ac: Check for OpenMP support.
11696 * configure, config.in, Makefile.in: Rebuild.
11697 * testsuite/Makefile.in: Rebuild.
11698
edfbb029
CC		 116992008-04-16 Cary Coutant <ccoutant@google.com>
11700
11701 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11702 (Target_i386::tls_base_symbol_defined_): New field.
11703 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11704 (Target_i386::Scan::global): Likewise.
11705 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11706 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11707 (Target_x86_64::tls_base_symbol_defined_): New field.
11708 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11709 (Target_x86_64::Scan::global): Likewise.
11710
f3c69fca
CC		 117112008-04-16 Cary Coutant <ccoutant@google.com>
11712
11713 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11714 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11715 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11716 building shared libraries.
11717 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11718 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11719 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11720 * testsuite/Makefile.in: Rebuild.
11721 * testsuite/weak_undef.h: New file.
11722 * testsuite/weak_undef_file1.cc: Add extra test cases.
11723 * testsuite/weak_undef_file2.cc: Likewise.
11724 * testsuite/weak_undef_test.cc: Likewise.
11725
7c414435
DM		 117262008-04-16 David S. Miller <davem@davemloft.net>
11727
32b769e1
DM		 11728 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11729 Add issued_non_pic_error_ field. Declare check_non_pic.
11730 (Target_sparc::Scan::check_non_pic): New function.
11731 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11732 (Target_sparc::Scan::global): Likewise.
11733
11936fb1
DM		 11734 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11735 * configure: Rebuild.
11736
7c414435
DM		 11737 * options.h (DEFINE_enable): New macro.
11738 (new_dtags): New enable option.
11739 (initfirst, interpose, loadfltr, nodefaultlib,
11740 nodelete, nodlopen, nodump): New -z options.
11741 * layout.cc (Layout:finish_dynamic_section): If new
11742 dtags enabled, emit DT_RUNPATH. Also, emit a
11743 DT_FLAGS_1 containing any specified -z flags.
11744
85c7bf8b
ILT		 117452008-04-16 Ian Lance Taylor <iant@google.com>
11746
12c0daef
ILT		 11747 * copy-relocs.cc: New file.
11748 * copy-relocs.h: New file.
11749 * reloc.cc: Remove Copy_relocs code.
11750 * reloc.h: Likewise.
11751 * reloc-types.h (struct Reloc_types) [both versions]: Add
11752 get_reloc_addend_noerror.
11753 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11754 variants of add_global which take an addend which must be zero.
11755 * i386.cc: Include "copy-relocs.h".
11756 (class Target_i386): Change type of copy_relocs_ to variable,
11757 update initializer.
11758 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11759 Change all callers.
11760 (Target_i386::do_finalize_sections): Change handling of
11761 copy_relocs_.
11762 * sparc.cc: Include "copy-relocs.h".
11763 (class Target_sparc): Change type of copy_relocs_ to variable,
11764 update initializer.
11765 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11766 Change all callers.
11767 (Target_sparc::do_finalize_sections): Change handling of
11768 copy_relocs_.
11769 * x86_64.cc: Include "copy-relocs.h".
11770 (class Target_x86_64): Change type of copy_relocs_ to variable,
11771 update initializer.
11772 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11773 class. Change all callers.
11774 (Target_x86_64::do_finalize_sections): Change handling of
11775 copy_relocs_.
11776 * Makefile.am (CCFILES): Add copy-relocs.cc.
11777 (HFILES): Add copy-relocs.h.
11778
4f4995b6
ILT		 11779 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11780
85c7bf8b
ILT		 11781 * testsuite/script_test_4.sh: Permit leading zeroes.
11782
4f2a9edd
ILT		 117832008-04-15 Ian Lance Taylor <iant@google.com>
11784
e6188289
ILT		 11785 * script-sections.cc (Script_sections::create_segments): Use
11786 header_size_adjustment even when there is enough room for the
11787 headers.
11788 * testsuite/script_test_4.sh: New file.
11789 * testsuite/script_test_4.t: New file.
11790 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11791 (check_DATA): Add script_test_4.stdout.
11792 (MOSTLYCLEANFILES): Likewise.
11793 (script_test_4): New target.
11794 (script_test_4.stdout): New target.
11795 * testsuite/Makefile.in: Rebuild.
11796
4f2a9edd
ILT		 11797 * sparc.cc: Add definitions for Output_data_plt_sparc class
11798 constants.
11799
f5314dd5
DM		 118002008-04-14 David S. Miller <davem@davemloft.net>
11801
11802 * sparc.cc: New file.
11803 * Makefile.am (TARGETSOURCES): Add sparc.cc
11804 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11805 * configure.tgt: Document targ_extra_size and
11806 targ_extra_big_endian. Add entries for sparc-* and
11807 sparc64-*.
11808 * configure.ac: Handle targ_extra_size and
11809 targ_extra_big_endian.
11810 * Makefile.in: Rebuild.
11811 * configure: Likewise.
11812 * po/POTFILES.in: Likewise.
11813 * po/gold.pot: Likewise.
11814
154e0e9a
ILT		 118152008-04-14 Ian Lance Taylor <iant@google.com>
11816
11817 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11818 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11819 in the name/type/flags to section mapping. Don't call
11820 allocate_output_section.
11821 (Layout::choose_output_section): Change parameter from adjust_name
11822 to is_input_section. Don't permit input sections after sections
11823 are attached to segments. Don't call allocate_output_section.
11824 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11825 not write_enable_output_section.
11826 (Layout::make_output_section): Don't push to
11827 unattached_section_list_ nor call attach_to_segment. Call
11828 attach_section_to_segment if sections are attached.
11829 (Layout::attach_sections_to_segments): New function.
11830 (Layout::attach_section_to_segment): New function.
11831 (Layout::attach_allocated_section_to_segment): Rename from
11832 attach_to_segment. Remove flags parameter.
11833 (Layout::allocate_output_section): Remove function.
11834 (Layout::write_enable_output_section): Remove function.
11835 * layout.h (class Layout): Update for above changes. Add new
11836 field sections_are_attached_.
11837 * output.h (Output_section::update_flags_for_input_section): New
11838 function.
11839 * output.cc (Output_section::add_input_section): Call
11840 update_flags_for_input_section.
11841 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11842
009a67a2
CC		 118432008-04-11 Cary Coutant <ccoutant@google.com>
11844
11845 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11846 thought unnecessary.
11847 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11848
759b1a24
ILT		 118492008-04-11 Ian Lance Taylor <iant@google.com>
11850
11851 * output.h (class Output_section_data): Remove inline definition
11852 of set_addralign.
11853 * output.cc (Output_section_data::set_addralign): New function.
11854
c2b45e22
CC		 118552008-04-11 Cary Coutant <ccoutant@google.com>
11856
11857 Add support for TLS descriptors for i386 and x86_64.
11858 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11859 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11860 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11861 GOT_TYPE_TLS_DESC.
11862 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11863 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11864 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11865 relocations.
11866 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11867 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11868 Fix problem with initial-exec relocations.
11869 (Target_i386::Relocate::relocate_tls): Likewise.
11870 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11871 relaxation.
11872 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11873 support for section-plus-offset dynamic table entries.
11874 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11875 (Output_data_dynamic::Dynamic_entry): Add support for
11876 section-plus-offset dynamic table entries.
11877 (Output_data_dynamic::Classification): Likewise.
11878 (Output_data_dynamic::classification_): Renamed offset_.
11879 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11880 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11881 (Target_x86_64::make_plt_section): New function.
11882 (Target_x86_64::reserve_tlsdesc_entries): New function.
11883 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11884 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11885 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11886 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11887 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11888 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11889 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11890 add extra PLT entry for TLS descriptors.
11891 (Output_data_plt_x86_64::got_): New field.
11892 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11893 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11894 fields.
11895 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11896 descriptors.
11897 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11898 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11899 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11900 R_386_TLS_DESC_CALL relocations.
11901 (Target_x86_64::Scan::global): Likewise.
11902 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11903 for TLS descriptors.
11904 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11905 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11906 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11907 GD-to-IE relaxation.
11908 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11909 and TLS_DESCRIPTORS.
11910 * Makefile.in: Rebuild.
11911 * configure: Rebuild.
11912 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11913 (tls_test_shared2.so): New target.
11914 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11915 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11916 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11917 (tls_shared_gd_to_ie_test_LDADD): New variable.
11918 (tls_shared_gnu2_gd_to_ie_test): New target.
11919 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11920 New targets.
11921 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11922 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11923 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11924 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11925 (tls_shared_gnu2_test): New target.
11926 (tls_test_gnu2_shared.so): New target.
11927 (tls_shared_gnu2_test_SOURCES): New variable.
11928 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11929 (tls_shared_gnu2_test_LDFLAGS): New variable.
11930 (tls_shared_gnu2_test_LDADD): New variable.
11931 * testsuite/Makefile.in: Rebuild.
11932 * testsuite/Makefile.
11933
83bfb6b7
ILT		 119342008-04-11 Ian Lance Taylor <iant@google.com>
11935
11936 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11937 justsyms.t.
11938 * testsuite/Makefile.in: Rebuild.
11939
11940 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11941 long.
11942 * testsuite/script_test_2.cc (main): Adjust test.
11943
706e1f5e
ILT		 119442008-04-11 David S. Miller <davem@davemloft.net>
11945 Ian Lance Taylor <iant@google.com>
11946
11947 * options.h (General_options): Add entries for '-Y' and
11948 '-relax'.
11949 * options.cc (General_options:finalize): If -Y was used, add those
11950 entries to the library path instead of the default "/lib" and
11951 "/usr/lib".
11952
7c98e6bb
DM		 119532008-04-11 David S. Miller <davem@davemloft.net>
11954
11955 * testsuite/justsyms.t: Start at 0x100.
11956 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11957 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11958 long.
11959 * testsuite/script_test_2.cc: Adjust string and section length
11960 checks.
7c98e6bb 11961
99a37bfd
ILT		 119622008-04-09 Ian Lance Taylor <iant@google.com>
11963
2cefc357
ILT		 11964 PR gold/5996
11965 * script-sections.cc (Sections_element::allocate_to_segment): Add
11966 orphan parameter.
11967 (Output_section_definition::allocate_to_segment): Likewise.
11968 (Orphan_output_section::allocate_to_segment): Likewise.
11969 (Script_sections::attach_sections_using_phdrs_clause): Don't
11970 propagate non-PT_LOAD segments to orphan sections.
11971 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11972 readelf rather than objdump.
11973 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11974 .interp section and PT_INTERP segment are the same size.
11975 * testsuite/Makefile.in: Rebuild.
11976
99a37bfd
ILT		 11977 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11978 aliases for symbols defined in the same object.
11979 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11980 (weak_alias_test_SOURCES): New variable.
11981 (weak_alias_test_DEPENDENCIES): New variable.
11982 (weak_alias_test_LDFLAGS): New variable.
11983 (weak_alias_test_LDADD): New variable.
11984 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11985 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11986 (weak_alias_test_3.o): New target.
11987 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11988 * testsuite/weak_alias_test_main.cc: New file.
11989 * testsuite/weak_alias_test_1.cc: New file.
11990 * testsuite/weak_alias_test_2.cc: New file.
11991 * testsuite/weak_alias_test_3.cc: New file.
11992
780e49c5
ILT		 119932008-04-08 Ian Lance Taylor <iant@google.com>
11994
cdb0b8f5
ILT		 11995 * options.h (class General_options): Add --noinhibit-exec option.
11996 * main.cc (main): Check --noinhibit-exec.
11997
0864d551
ILT		 11998 * options.h (class General_options): Define --wrap as a special
11999 option. Add wrap_symbols_ field.
12000 (General_options::any_wrap_symbols): New function.
12001 (General_options::is_wrap_symbol): New function.
12002 * options.cc (General_options::parse_wrap): New function.
12003 (General_options::General_options): Initialize wrap_symbols_.
12004 * symtab.cc (Symbol_table::wrap_symbol): New function.
12005 (Symbol_table::add_from_object): Handle --wrap.
12006 * symtab.h (class Symbol_table): Declare wrap_symbol.
12007 * target.h (Target::wrap_char): New function.
12008 (Target::Target_info): Add wrap_char field.
12009 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12010 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12011 * testsuite/testfile.cc (Target_test::test_target_info):
12012 Likewise.
12013
789aa6de
ILT		 12014 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12015 there is one.
12016
2c38906f
ILT		 12017 * layout.h (class Layout): Add added_eh_frame_data_ field.
12018 * layout.cc (Layout::Layout): Initialize new field.
12019 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12020 output section until we find a section we merged successfully.
12021 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12022 that the size be non-zero.
12023
780e49c5
ILT		 12024 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12025 qualifier.
12026
7fcd0256
ILT		 120272008-04-08 Craig Silverstein <csilvers@google.com>
12028
12029 * configure.ac: Export new conditional variable HAVE_ZLIB.
12030 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12031 on HAVE_ZLIB.
12032 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12033 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12034
6835af53
ILT		 120352008-04-07 Ian Lance Taylor <iant@google.com>
12036
e24f324c
ILT		 12037 * version.cc (version_string): Set to "1.5".
12038
a036edd8
ILT		 12039 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12040 Add issued_non_pic_error_ field. Declare check_non_pic.
12041 (Target_x86_64::Scan::check_non_pic): New function.
12042 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12043 (Target_x86_64::Scan::global): Likewise.
12044
624f8810
ILT		 12045 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12046 addend parameter. Change caller. Handle merge sections.
12047 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12048 Address to Addend. Don't add in the result of
12049 local_section_offset, pass down the addend and use the returned
12050 value.
12051 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12052 Update declarations of local_section_offset and symbol_value.
12053 * testsuite/two_file_test_1.cc (t18): New function.
12054 * testsuite/two_file_test_2.cc (f18): New function.
12055 * testsuite/two_file_test_main.cc (main): Call t18.
12056 * testsuite/two_file_test.h (t18, f18): Declare.
12057
6835af53
ILT		 12058 * configure.ac: Don't test for objdump, c++filt, or readelf.
12059 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12060 conditionals.
12061 (TEST_READELF): New variable.
12062 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12063 (check_PROGRAMS): Add two_file_strip_test.
12064 (two_file_strip_test): New target.
12065 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12066 (two_file_same_shared_strip_test_SOURCES): New variable.
12067 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12068 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12069 (two_file_same_shared_strip_test_LDADD): New variable.
12070 (two_file_shared_strip.so): New target.
12071 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12072 (ver_test_5.syms, ver_test_7.syms): Likewise.
12073 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12074 (strip_test_3.stdout): Use TEST_OBJDUMP.
12075 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12076
86925eef
CC		 120772008-04-04 Cary Coutant <ccoutant@google.com>
12078
12079 * symtab.h (Symbol::is_weak_undefined): New function.
12080 (Symbol::is_strong_undefined): New function.
12081 (Symbol::is_absolute): New function.
12082 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12083 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12084 absolute symbols.
12085 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12086 (weak_undef_test): New target.
12087 * testsuite/Makefile.in: Rebuild.
12088 * testsuite/weak_undef_file1.cc: New file.
12089 * testsuite/weak_undef_file2.cc: New file.
12090 * testsuite/weak_undef_test.cc: New file.
12091
126f3ece
ILT		 120922008-04-03 Craig Silverstein <csilvers@google.com>
12093
12094 * compressed_output.h (class Output_compressed_section): Use
12095 unsigned buffer.
12096 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12097 add zlib header.
12098 (zlib_compressed_suffix): Removed.
12099 (Output_compressed_section::set_final_data_size): Use unsigned
12100 buffers.
12101 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12102 Fix linker invocation.
12103 (flagstest_o_specialfile_and_compress_debug_sections):
12104 Likewise.
12105 * testsuite/Makefile.in: Regenerated.
12106
deae2a14
DM		 121072008-04-02 David S. Miller <davem@davemloft.net>
12108
12109 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12110 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12111
70752818
ILT		 121122008-04-02 Craig Silverstein <csilvers@google.com>
12113
12114 * TODO: New file.
12115
39d0cb0e
ILT		 121162008-04-02 Ian Lance Taylor <iant@google.com>
12117
12118 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12119 parameters. Update for new key type to views_. Change all
12120 callers.
12121 (File_read::read): Adjust for byteshift in returned view.
12122 (File_read::add_view): New function, broken out of
12123 find_and_make_view.
12124 (File_read::make_view): New function, broken out of
12125 find_and_make_view.
12126 (File_read::find_or_make_view): Add offset and aligned
12127 parameters. Rewrite accordingly. Change all callers.
12128 (File_read::get_view): Add offset and aligned parameters. Adjust
12129 for byteshift in return value.
12130 (File_read::get_lasting_view): Likewise.
12131 * fileread.h (class File_read): Update declarations.
12132 (class File_read::View): Add byteshift_ field. Add byteshift to
12133 constructor. Add byteshift method.
12134 * archive.h (Archive::clear_uncached_views): New function.
12135 (Archive::get_view): Add aligned parameter. Change all callers.
12136 * object.h (Object::get_view): Add aligned parameter. Change all
12137 callers.
12138 (Object::get_lasting_view): Likewise.
12139
12140 * fileread.cc (File_read::release): Don't call clear_views if
12141 there are multiple objects.
12142 * fileread.h (File_read::clear_uncached_views): New function.
12143 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12144 on the archive.
12145
a1207466
CC		 121462008-03-31 Cary Coutant <ccoutant@google.com>
12147
12148 Add thin archive support.
12149 * archive.cc (Archive::armagt): New const.
12150 (Archive::setup): Remove task parameter and calls to unlock.
12151 (Archive::unlock_nested_archives): New function.
12152 (Archive::read_header): Add nested_off parameter. Change
12153 all callers.
12154 (Archive::interpret_header): Likewise.
12155 (Archive::include_all_members): Change to handle thin
12156 archives.
12157 (Archive::include_member): Likewise.
12158 * archive.h (Archive::Archive): Add new parameters and
12159 initializers.
12160 (Archive::armagt): New const.
12161 (Archive::setup): Remove task parameter.
12162 (Archive::unlock_nested_archives): New function.
12163 (Archive::read_header): Add nested_off parameter.
12164 (Archive::interpret_header): Likewise.
12165 (Archive::Nested_archive_table): New typedef.
12166 (Archive::is_thin_archive_): New field.
12167 (Archive::nested_archives_): New field.
12168 (Archive::options_): New field.
12169 (Archive::dirpath_): New field.
12170 (Archive::task_): New field.
12171 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12172 for thin archives. Pass additional parameters to
12173 Archive::Archive. Unlock the archive file after calling
12174 Archive::setup.
cd536b21 12175
479f6503
ILT		 121762008-03-29 Ian Lance Taylor <iant@google.com>
12177
686c8caf
ILT		 12178 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12179 version symbol to be local.
12180 * testsuite/ver_test_4.sh: New file.
12181 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12182 (check_DATA): Add ver_test_4.syms.
12183 (ver_test_4.syms): New target.
12184 * testsuite/Makefile.in: Rebuild.
12185
ab794b6b
ILT		 12186 * output.cc
12187 (Output_section::Input_section_sort_entry::has_priority): New
12188 function.
12189 (Output_section::Input_section_sort_entry::match_file_name): New
12190 function.
12191 (Output_section::Input_section_sort_entry::match_section_name):
12192 Remove.
12193 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12194 Remove.
12195 (Output_section::Input_section_sort_entry::match_section_file):
12196 Remove.
12197 (Output_section::Input_section_sort_compare::operator()): Rewrite
12198 using new Input_section_sort_entry functions. Sort crtbegin and
12199 crtend first. Sort sections with no priority before sections with
12200 a priority.
12201 * testsuite/initpri1.c (d3): Check j != 4.
12202 (cd5): New constructor/destructor function.
12203 (main): Check j != 2.
12204
479f6503
ILT		 12205 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12206 new symbol when resolving, don't call set_is_default.
12207 * testsuite/ver_test_7.cc: New file.
12208 * testsuite/ver_test_7.sh: New file.
12209 * testsuite/Makefile.am (ver_test_7.so): New target.
12210 (ver_test_7.o): New target.
12211 (check_SCRIPTS): Add ver_test_7.sh.
12212 (check_DATA): Add ver_test_7.syms.
12213 (ver_test_7.syms): New target.
12214
2fd32231
ILT		 122152008-03-28 Ian Lance Taylor <iant@google.com>
12216
12217 * layout.cc (Layout::layout): If we see an input section with a
12218 name that needs sorting, set the must_sort flag for the output
12219 section.
12220 (Layout::make_output_section): If the name of the output section
12221 indicates that it might require sorting, set the may_sort flag.
12222 * output.h (Output_section::may_sort_attached_input_sections): New
12223 function.
12224 (Output_section::set_may_sort_attached_input_sections): New
12225 function.
12226 (Output_section::must_sort_attached_input_sections): New
12227 function.
12228 (Output_section::set_must_sort_attached_input_sections): New
12229 function.
12230 (class Output_section): Declare Input_section_sort_entry. Define
12231 Input_section_sort_compare. Declare
12232 sort_attached_input_sections. Add new fields:
12233 may_sort_attached_input_sections_,
12234 must_sort_attached_input_sections_,
12235 attached_input_sections_are_sorted_.
12236 * output.cc (Output_section::Output_section): Initialize new
12237 fields.
12238 (Output_section::add_input_section): Add an entry to
12239 input_sections_ if may_sort or must_sort are true.
12240 (Output_section::set_final_data_size): Call
12241 sort_attached_input_sections if necessary.
12242 (Output_section::Input_section_sort_entry): Define new class.
12243 (Output_section::Input_section_sort_compare::operator()): New
12244 function.
12245 (Output_section::sort_attached_input_sections): New function.
12246 * configure.ac: Check whether the compiler supports constructor
12247 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12248 * testsuite/initpri1.c: New file.
12249 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12250 CONSTRUCTOR_PRIORITY.
12251 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12252 (initpri1_LDFLAGS): New variable.
12253 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12254
18e6b24e
ILT		 122552008-03-27 Ian Lance Taylor <iant@google.com>
12256
49bdd526
ILT		 12257 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12258 * testsuite/common_test_1.c: New file.
12259 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12260 (common_test_1_SOURCES): New variable.
12261 (common_test_1_DEPENDENCIES): New variable.
12262 (common_test_1_LDFLAGS): New variable.
12263
18e6b24e
ILT		 12264 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12265 and commons_ correctly when NAME/VERSION does not override
12266 NAME/NULL.
12267 * testsuite/ver_test_6.c: New file.
12268 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12269 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12270 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12271
04bf7072
ILT		 122722008-03-26 Ian Lance Taylor <iant@google.com>
12273
5871526f
ILT		 12274 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12275 of an undefined symbol from a version script.
12276 * testsuite/Makefile.am (ver_test_5.so): New target.
12277 (ver_test_5.o): New target.
12278 (check_SCRIPTS): Add ver_test_5.sh.
12279 (check_DATA): Add ver_test_5.syms.
12280 (ver_test_5.syms): New target.
12281 * testsuite/ver_test_5.cc: New file.
12282 * testsuite/ver_test_5.script: New file.
12283 * testsuite/ver_test_5.sh: New file.
12284 * Makefile.in, testsuite/Makefile.in: Rebuild.
12285
04bf7072
ILT		 12286 PR gold/5986
12287 Fix problems building gold with gcc 4.3.0.
12288 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12289 (gold_error_at_location, gold_warning_at_location): Use it.
12290 * configure.ac: Check whether we can compile and use a template
12291 function with a printf attribute.
12292 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12293 when jumping over bytes.
12294 * object.cc: Instantiate Object::read_section_data.
12295 * debug.h: Include <cstring>
12296 * dwarf_reader.cc: Include <algorithm>
12297 * main.cc: Include <cstring>.
12298 * options.cc: Include <cstring>.
12299 * output.cc: Include <cstring>.
12300 * script.cc: Include <cstring>.
12301 * script.h: Include <string>.
12302 * symtab.cc: Include <cstring> and <algorithm>.
12303 * target-select.cc: Include <cstring>.
12304 * version.cc: Include <string>.
12305 * testsuite/testmain.cc: Include <cstdlib>.
12306 * configure, config.in: Rebuild.
12307
874c5b28
ILT		 123082008-03-25 Ian Lance Taylor <iant@google.com>
12309
819d6c3a
ILT		 12310 * options.cc: Include "../bfd/bfdver.h".
12311 (options::help): Print bug reporting address.
12312
f4b2c6f5
ILT		 12313 * version.cc (print_version): Adjust output for current value of
12314 BFD_VERSION_STRING.
12315
12316 * NEWS: New file.
12317
e96caa79
ILT		 12318 * options.cc (options::help): Print list of supported targets.
12319 * target-select.h: Include <vector>.
12320 (class Target_selector): Make machine_, size_, and is_big_endian_
12321 fields const. Add bfd_name_ and instantiated_target_ fields.
12322 (Target_selector::Target_selector): Add bfd_name parameter.
12323 (Target_selector::recognize): Make non-virtual, call
12324 do_recognize.
12325 (Target_selector::recognize_by_name): Make non-virtual, call
12326 do_recognize_by_name.
12327 (Target_selector::supported_names): New function.
12328 (Target_selector::bfd_name): New function.
12329 (Target_selector::do_instantiate_target): New pure virtual
12330 function.
12331 (Target_selector::do_recognize): New virtual function.
12332 (Target_selector::do_recognize_by_name): New virtual function.
12333 (Target_selector::instantiate_target): New private function.
12334 (supported_target_names): Declare.
12335 * target-select.cc (Target_selector::Target_selector): Update for
12336 new parameter and fields.
12337 (select_target_by_name): Check that the name matches before
12338 calling recognize_by_name.
12339 (supported_target_names): New function.
12340 * i386.cc (class Target_selector_i386): Update Target_selector
12341 constructor call. Remove recognize and recognize_by_name. Add
12342 do_instantiate_target.
12343 * x86_64.cc (class Target_selector_x86_64): Likewise.
12344 * testsuite/testfile.cc (class Target_selector_test): Update for
12345 changes to Target_selector.
12346
874c5b28
ILT		 12347 * README: Rewrite, with some notes on unsupported features.
12348
0a65a3a7
CC		 123492008-03-24 Cary Coutant <ccoutant@google.com>
12350
12351 * i386.cc (Target_i386::Got_type): New enum declaration.
12352 (Target_i386::Scan::local): Updated callers of Output_data_got
12353 member functions.
12354 (Target_i386::Scan::global): Likewise.
12355 (Target_i386::Relocate::relocate): Likewise.
12356 (Target_i386::Relocate::relocate_tls): Likewise.
12357 * object.h (Got_offset_list): New class.
12358 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12359 (Sized_relobj::local_got_offset): Likewise.
12360 (Sized_relobj::set_local_got_offset): Likewise.
12361 (Sized_relobj::local_has_tls_got_offset): Removed.
12362 (Sized_relobj::local_tls_got_offset): Removed.
12363 (Sized_relobj::set_local_tls_got_offset): Removed.
12364 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12365 * output.cc (Output_data_got::add_global): Added got_type parameter.
12366 (Output_data_got::add_global_with_rel): Likewise.
12367 (Output_data_got::add_global_with_rela): Likewise.
12368 (Output_data_got::add_global_pair_with_rel): New function.
12369 (Output_data_got::add_global_pair_with_rela): New function.
12370 (Output_data_got::add_local): Added got_type parameter.
12371 (Output_data_got::add_local_with_rel): Likewise.
12372 (Output_data_got::add_local_with_rela): Likewise.
12373 (Output_data_got::add_local_pair_with_rel): New function.
12374 (Output_data_got::add_local_pair_with_rela): New function.
12375 (Output_data_got::add_global_tls): Removed.
12376 (Output_data_got::add_global_tls_with_rel): Removed.
12377 (Output_data_got::add_global_tls_with_rela): Removed.
12378 (Output_data_got::add_local_tls): Removed.
12379 (Output_data_got::add_local_tls_with_rel): Removed.
12380 (Output_data_got::add_local_tls_with_rela): Removed.
12381 * output.h (Output_data_got::add_global): Added got_type parameter.
12382 (Output_data_got::add_global_with_rel): Likewise.
12383 (Output_data_got::add_global_with_rela): Likewise.
12384 (Output_data_got::add_global_pair_with_rel): New function.
12385 (Output_data_got::add_global_pair_with_rela): New function.
12386 (Output_data_got::add_local): Added got_type parameter.
12387 (Output_data_got::add_local_with_rel): Likewise.
12388 (Output_data_got::add_local_with_rela): Likewise.
12389 (Output_data_got::add_local_pair_with_rel): New function.
12390 (Output_data_got::add_local_pair_with_rela): New function.
12391 (Output_data_got::add_global_tls): Removed.
12392 (Output_data_got::add_global_tls_with_rel): Removed.
12393 (Output_data_got::add_global_tls_with_rela): Removed.
12394 (Output_data_got::add_local_tls): Removed.
12395 (Output_data_got::add_local_tls_with_rel): Removed.
12396 (Output_data_got::add_local_tls_with_rela): Removed.
12397 * resolve.cc (Symbol::override_base_with_special): Removed
12398 reference to has_got_offset_ field.
12399 * symtab.cc (Symbol::init_fields): Replaced initialization
12400 of got_offset_ with got_offsets_. Removed initialization
12401 of has_got_offset_
53fcba31 12402 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12403 (Symbol::got_offset): Likewise.
12404 (Symbol::set_got_offset): Likewise.
12405 (Symbol::has_tls_got_offset): Removed.
12406 (Symbol::tls_got_offset): Removed.
12407 (Symbol::set_tls_got_offset): Removed.
12408 (Symbol::got_offset_): Removed.
12409 (Symbol::tls_mod_got_offset_): Removed.
12410 (Symbol::tls_pair_got_offset_): Removed.
12411 (Symbol::got_offsets_): New field.
12412 (Symbol::has_got_offset): Removed.
12413 (Symbol::has_tls_mod_got_offset): Removed.
12414 (Symbol::has_tls_pair_got_offset): Removed.
12415 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12416 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12417 member functions.
12418 (Target_x86_64::Scan::global): Likewise.
12419 (Target_x86_64::Relocate::relocate): Likewise.
12420 (Target_x86_64::Relocate::relocate_tls): Likewise.
12421
bd52eafb
BE		 124222008-03-25 Ben Elliston <bje@au.ibm.com>
12423
12424 * yyscript.y: Fix spelling error in comment.
12425
8b105e34
ILT		 124262008-03-24 Ian Lance Taylor <iant@google.com>
12427
8ed814a9
ILT		 12428 * options.h (class General_options): Define build_id option.
12429 * layout.h (class Layout): Declare write_build_id, create_note,
12430 create_build_id. Add build_id_note_ member.
12431 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12432 "libiberty.h", "md5.h", "sha1.h".
12433 (Layout::Layout): Initialize eh_frame_data_,
12434 eh_frame_hdr_section_, and build_id_note_.
12435 (Layout::finalize): Call create_build_id.
12436 (Layout::create_note): New function, broken out of
12437 Layout::create_gold_note.
12438 (Layout::create_gold_note): Call create_note.
12439 (Layout::create_build_id): New function.
12440 (Layout::write_build_id): New function.
12441 (Close_task_runner::run): Call write_build_id.
12442
8b105e34
ILT		 12443 * x86_64.cc: Correct license to GPLv3.
12444
086a1841
ILT		 124452008-03-23 Ian Lance Taylor <iant@google.com>
12446
12447 * options.cc: Include "demangle.h".
12448 (parse_optional_string): New function.
12449 (parse_long_option): Handle takes_optional_argument.
12450 (parse_short_option): Update dash_z initializer. Handle
12451 takes_optional_argument.
12452 (General_options::General_options): Initialize do_demangle_.
12453 (General_options::finalize): Set do_demangle_. Handle demangling
12454 style.
12455 * options.h (parse_optional_string): Declare.
12456 (struct One_option): Add optional_arg field. Update constructor.
12457 Update call constructor calls. Add takes_optional_argument
12458 function.
12459 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12460 (DEFINE_optional_string): Define.
12461 (General_options::demangle): Change from DEFINE_bool to
12462 DEFINE_optional_string.
12463 (General_options::no_demangle): New function.
12464 (General_options::do_demangle): New function.
12465 (General_options::set_do_demangle): New function.
12466 (General_options::execstack_status_): Move definition to end of
12467 class definition.
12468 (General_options::static_): Likewise.
12469 (General_options::do_demangle_): New field.
12470 * object.cc (big_endian>::get_symbol_location_info): Call
12471 Options::do_demangle, not Options::demangle.
12472 * symtab.cc (demangle): Likewise.
12473
cbb93e63
ILT		 124742008-03-22 Ian Lance Taylor <iant@google.com>
12475
12476 * gold.h: Include <cstddef> and <sys/types.h>
12477 * options.h: Include <cstring>.
12478
ec531623
ILT		 124792008-03-21 Ian Lance Taylor <iant@google.com>
12480
12481 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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