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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
618d6666
L		 12012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2
3 * x86_64.cc (gc_process_relocs): Add typename on types used in
4 template.
5 (scan_relocs): Likewise.
6 (relocate_section): Likewise.
7 (apply_relocation): Likewise.
8
3660ff06
L		 92012-01-10 H.J. Lu <hongjiu.lu@intel.com>
10
11 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
12 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
13 under x32.
14
fc51264f
L		 152012-01-09 H.J. Lu <hongjiu.lu@intel.com>
16
17 * x86_64.cc: Initial support for x32.
18
dd74ae06
CC		 192012-01-03 Cary Coutant <ccoutant@google.com>
20
21 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
22 Use abstract base class for GOT.
23 * gold/output.h (class Output_data_got_base): New abstract base class.
24 (class Output_data_got): Derive from new base class, adjust ctors.
25 (Output_data_got::reserve_slot): Make virtual; rename to
26 do_reserve_slot; Adjust callers.
27 * gold/target.h (Sized_target::init_got_plt_for_update): Return
28 pointer to abstract base class.
29 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
30
83896202
ILT		 312011-12-18 Ian Lance Taylor <iant@google.com>
32
33 * object.h (Relobj::local_symbol_value): New function.
34 (Relobj::local_plt_offset): New function.
35 (Relobj::local_has_got_offset): New function.
36 (Relobj::local_got_offset): New function.
37 (Relobj::set_local_got_offset): New function.
38 (Relobj::do_local_symbol_value): New pure virtual function.
39 (Relobj::do_local_plt_offset): Likewise.
40 (Relobj::do_local_has_got_offset): Likewise.
41 (Relobj::do_local_got_offset): Likewise.
42 (Relobj::do_set_local_got_offset): Likewise.
43 (Sized_relobj::do_local_has_got_offset): Rename from
44 local_has_got_offset.
45 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
46 (Sized_relobj::do_set_local_got_offset): Rename from
47 set_local_got_offset.
48 (Sized_relobj_file::do_local_plt_offset): Rename from
49 local_plt_offset.
50 (Sized_relobj_file::do_local_symbol_value): New function.
51 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
52 local_plt_offset.
53 * output.cc (Output_data_got::Got_entry::write): Change object to
54 Relobj. Use local_symbol_value.
55 (Output_data_got::add_global_with_rel): Change rel_dyn to
56 Output_data_reloc_generic*. Use add_global_generic.
57 (Output_data_got::add_global_with_rela): Remove. Change all
58 callers to use add_global_with_rel.
59 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
60 Output_data_reloc_generic*. Use add_global_generic.
61 (Output_data_got::add_global_pair_with_rela): Remove. Change all
62 callers to use add_global_pair_with_rel.
63 (Output_data_got::add_local): Change object to Relobj*.
64 (Output_data_got::add_local_plt): Likewise.
65 (Output_data_got::add_local_with_rel): Change object to Relobj*,
66 change rel_dyn to Output_data_reloc_generic*. Use
67 add_local_generic.
68 (Output_data_got::add_local_with_rela): Remove. Change all
69 callers to use all_local_with_rel.
70 (Output_data_got::add_local_pair_with_rel): Change object to
71 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
72 add_output_section_generic.
73 (Output_data_got::add_local_pair_with_rela): Remove. Change all
74 callers to use add_local_pair_with_rel.
75 (Output_data_got::reserve_local): Change object to Relobj*.
76 * output.h: (class Output_data_reloc_generic): Add pure virtual
77 declarations for add_global_generic, add_local_generic,
78 add_output_section_generic.
79 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
80 functions for Output_data_reloc_generic. Update declarations for
81 changes listed in output.cc.
82 (class Output_data_got): Change template parameter to got_size.
83 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
84 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
85 function.
86 (Sized_relobj_incr::do_local_plt_offset): New function.
87 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
88 add_global_generic.
89
76677ad0
CC		 902011-12-17 Cary Coutant <ccoutant@google.com>
91
92 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
93 * resolve.cc (Symbol_table::resolve): Likewise.
94 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
95 arrays.
96 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
97
8b8dd8d5
ILT		 982011-12-16 Ian Lance Taylor <iant@google.com>
99
100 * output.h (Output_data_reloc_generic::add): Only call
101 add_dynamic_reloc if this is a dynamic reloc section.
102
d55525b9
L		 1032011-12-15 H.J. Lu <hongjiu.lu@intel.com>
104
105 PR gold/13505
106 * target-reloc.h (apply_relocation): Replace <64, false> with
107 <size, big_endian>.
108
ff81c7c1
NC		 1092011-11-25 Nick Clifton <nickc@redhat.com>
110
111 * po/it.po: New Italian translation.
112
628f39be
SA		 1132011-11-17 Sterling Augustine <saugustine@google.com>
114
115 * script.cc (script_include_directive): Implement.
116 (read_script_file): New local variables name and search_path. Update
117 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
118 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
119 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
120
98ef3ea4
SA		 1212011-11-11 Sterling Augustine <saugustine@google.com>
122
123 * yyscript.y (section_cmd): Add support for INCLUDE directive.
124 (file_or_sections_cmd): Likewise.
125
f4a8b6d7
DK		 1262011-11-11 Doug Kwan <dougkwan@google.com>
127
128 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
129 if --just-symbols is given.
130
29ab395d
DK		 1312011-11-10 Doug Kwan <dougkwan@google.com>
132
133 PR gold/13362
134 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
135 when processing data relocs.
136 * reloc.h (Relocate_functions::rel_unaligned): New method.
137 (Relocate_functions::pcrel_unaligned): Ditto.
138 (Relocate_functions::rel32_unaligned): Ditto.
139 (Relocate_functions::pcrel32_unaligned): Ditto.
140
2c339f71
DK		 1412011-11-09 Doug Kwan <dougkwan@google.com>
142
143 PR gold/13362
144 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
145 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
146 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
147 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
148 (Relocate_functions::rel_unaligned): New.
149 (Relocate_functions::rel32_unaligned): New.
150 * target-reloc.h (relocate_for_relocatable): Add code to handle
151 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
152 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
153 arm_unaligned_reloc_r): New targets.
154 * testsuite/Makefile.in: Regenerate.
155 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
156 linking.
157
3f3cddf1
ILT		 1582011-11-02 Ian Lance Taylor <iant@google.com>
159
160 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
161 NATIVE_LINKER.
162 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
163 * options.cc (General_options::finalize): Use library search path
164 from configure script if specified. If not native and no sysroot,
165 only search TOOLLIBDIR.
166 * options.h (Search_directory::Search_directory): Change name to
167 const std::string&.
168 (General_options::add_to_library_path_with_sysroot): Change arg to
169 const std::string&.
170 * configure, Makefile.in, config.in: Rebuild.
171
a8e2273b
ILT		 1722011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
173
174 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
175 we are working around the ARM1176 Erratum.
176 * options.h (General_options::fix_arm1176): Add option.
177 * testsuite/Makefile.am: Add testcases, and keep current ones
178 working.
179 * testsuite/Makefile.in: Regenerate.
180 * testsuite/arm_fix_1176.s: New file.
181 * testsuite/arm_fix_1176.sh: Likewise.
182
cd6eab1c
ILT		 1832011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
184
185 * arm.cc (Target_arm::Target_arm): Remove initialisation of
186 may_use_blx_.
187 (Target_arm::may_use_blx): Remove method.
188 (Target_arm::set_may_use_blx): Likewise.
189 (Target_arm::may_use_v4t_interworking): New method.
190 (Target_arm::may_use_v5t_interworking): Likewise.
191 (Target_arm::may_use_blx_): Remove member variable.
192 (Arm_relocate_functions::arm_branch_common): Check for v5T
193 interworking.
194 (Arm_relocate_functions::thumb_branch_common): Likewise.
195 (Reloc_stub::stub_type_for_reloc): Likewise.
196 (Target_arm::do_finalize_sections): Correct interworking checks.
197 * testsuite/Makefile.am: Add new tests.
198 * testsuite/Makefile.in: Regenerate.
199 * testsuite/arm_farcall_arm_arm.s: New test.
200 * testsuite/arm_farcall_arm_arm.sh: Likewise.
201 * testsuite/arm_farcall_arm_thumb.s: Likewise.
202 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
203 * testsuite/arm_farcall_thumb_arm.s: Likewise.
204 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
205 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
206 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
207
286adcf4
CC		 2082011-10-31 Cary Coutant <ccoutant@google.com>
209
210 PR gold/13023
211 * expression.cc (Expression::eval_with_dot): Add
212 is_section_dot_assignment parameter.
213 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
214 absolute and assigning to dot within a section.
215 * script-sections.cc
216 (Output_section_element_assignment::set_section_addresses): Pass
217 dot_section to set_if_absolute.
218 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
219 as is_section_dot_assignment flag to eval_with_dot.
220 (Output_section_element_dot_assignment::set_section_addresses):
221 Likewise.
222 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
223 parameter. Also set value if relative to dot_section; set the
224 symbol's output_section.
225 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
226 parameter. Adjust all callers.
227 (Expression::eval_maybe_dot): Likewise.
228 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
229 Adjust all callers.
230 * testsuite/script_test_2.t: Test assignment of an absolute value
231 to dot within an output section element.
232
9634ed06
CC		 2332011-10-31 Cary Coutant <ccoutant@google.com>
234
235 * options.h (class General_options): Add --[no-]gnu-unique options.
236 * symtab.cc (Symbol_table::sized_write_globals): Convert
237 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
238
de4101c7
CC		 2392011-10-31 Cary Coutant <ccoutant@google.com>
240
241 PR gold/13359
242 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
243 unnecessary assertion.
244 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
245
7257cc92
ST		 2462011-10-31 Sriraman Tallam <tmsriram@google.com>
247
248 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
249 gc_mark_symbol.
250 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
251 gc_mark_symbol.
252 Change to just keep the section associated with symbol.
253 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
254 they are externally visible and --export-dynamic is turned on.
255 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
256
bfc34b3f
ILT		 2572011-10-19 Ian Lance Taylor <iant@google.com>
258
259 PR gold/13163
260 * script-sections.cc
261 (Output_section_element_dot_assignment::needs_output_section): New
262 function.
263
ea0d8c47
ILT		 2642011-10-19 Ian Lance Taylor <iant@google.com>
265
266 PR gold/13204
267 * layout.cc (Layout::segment_precedes): Don't assert failure if a
268 --section-start option was seen.
269 * options.h (General_options::any_section_start): New function.
270
abd242a9
DM		 2712011-10-18 David S. Miller <davem@davemloft.net>
272
273 PR binutils/13301
274 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
275 member to track relocation locations that have moved during TLS
276 reloc optimizations.
277 (Target_sparc::Relocate::Relocate): Initialize to NULL.
278 (Target_sparc::Relocate::relocate): Adjust view down by 4
279 bytes if it matches reloc_adjust_addr_.
280 (Target_sparc::Relocate::relocate_tls): Always move the
281 __tls_get_addr call delay slot instruction forward 4 bytes when
282 performing relaxation.
283
bab9090f
CC		 2842011-10-18 Cary Coutant <ccoutant@google.com>
285
286 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
287 (Output_file::map_no_anonymous): Check for non-zero
288 return code from posix_fallocate.
289
f7c5b166
CC		 2902011-10-17 Cary Coutant <ccoutant@google.com>
291
292 PR gold/13245
293 * plugin.cc (is_visible_from_outside): Check for symbols
294 referenced from dynamic objects.
295 * resolve.cc (Symbol_table::resolve): Don't count references
296 from dynamic objects as references from real ELF files.
297 * testsuite/plugin_test_2.sh: Adjust expected result.
298
b490c0bb
CC		 2992011-10-17 Cary Coutant <ccoutant@google.com>
300
301 * gold.cc: Include timer.h.
302 (queue_middle_tasks): Stamp time.
303 (queue_final_tasks): Likewise.
304 * main.cc (main): Store timer in parameters. Print timers
305 for each pass.
306 * parameters.cc (Parameters::Parameters): Initialize timer_.
307 (Parameters::set_timer): New function.
308 (set_parameters_timer): New function.
309 * parameters.h (Parameters::set_timer): New function.
310 (Parameters::timer): New function.
311 (Parameters::timer_): New data member.
312 (set_parameters_timer): New function.
313 * timer.cc (Timer::stamp): New function.
314 (Timer::get_pass_time): New function.
315 * timer.h (Timer::stamp): New function.
316 (Timer::get_pass_time): New function.
317 (Timer::pass_times_): New data member.
318
f475cf7b
CC		 3192011-10-17 Cary Coutant <ccoutant@google.com>
320
321 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
322 task for members of lib groups.
323
cdd7e244
CC		 3242011-10-17 Cary Coutant <ccoutant@google.com>
325
326 PR gold/13288
4f95c8b4 327 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 328 (File_read::make_view): Move bounds check (replace with assert)...
329 (File_read::find_or_make_view): ... to here.
330
dfb45471
CC		 3312011-10-12 Cary Coutant <ccoutant@google.com>
332
4f95c8b4 333 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 334 ::read returns less than requested size.
335
53bbcc1b
CC		 3362011-10-10 Cary Coutant <ccoutant@google.com>
337
4f95c8b4 338 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 339 Initialize defined_count_.
340 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
341 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
342 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
343 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
344 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 345 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 346 member.
347 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 348 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 349 Return zeroes instead of internal error.
350
397b129b
CC		 3512011-10-10 Cary Coutant <ccoutant@google.com>
352
353 PR gold/13249
4f95c8b4 354 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 355 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 356 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 357 (Output_reloc::type_): Adjust size of bit field.
358 (Output_reloc::use_plt_offset_): New bit field.
359 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
360 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
361 flag. Adjust all callers.
4f95c8b4 362 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 363 creating RELATIVE relocations.
364
d5698657
NC		 3652011-10-10 Nick Clifton <nickc@redhat.com>
366
367 * po/es.po: Updated Spanish translation.
368 * po/fi.po: Updated Finnish translation.
369
6a59a5c2
DN		 3702011-10-03 Diego Novillo <dnovillo@google.com>
371
372 * options.cc (parse_uint): Fix dereference of RETVAL.
373
f0558624
ST		 3742011-09-29 Sriraman Tallam <tmsriram@google.com>
375
376 * layout.h (section_order_map_): New member.
377 (get_section_order_map): New member function.
378 * output.cc (Output_section::add_input_section): Check for patterns
379 only when --section-ordering-file is specified.
380 * gold.cc (queue_middle_tasks): Delay updating order of sections till
381 output_sections have been formed.
382 * layout.cc (Layout_Layout): Initialize section_order_map_.
383 * plugin.cc (update_section_order): Store order in order_map. Do not
384 update the order.
385 * testsuite/Makefile.am: Add test case for plugin_final_layout.
386 * testsuite/Makefile.in: Regenerate.
387 * testsuite/plugin_section_order.c: New file.
388 * testsuite/plugin_final_layout.cc: New file.
389 * testsuite/plugin_final_layout.sh: New file.
390
a7dac153
CC		 3912011-09-29 Cary Coutant <ccoutant@google.com>
392
4f95c8b4 393 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 394 Check for NULL.
4f95c8b4 395 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 396 symbols during incremental update.
397 (Symbol_table::add_from_dynobj): Likewise.
398
eebd87a5
ILT		 3992011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
400 Ian Lance Taylor <iant@google.com>
401
402 * symtab.cc (Symbol_table::define_special_symbol): Always
403 canonicalize version string.
404
403a3331
CC		 4052011-09-26 Cary Coutant <ccoutant@google.com>
406
4f95c8b4
CC		 407 * gold.cc (queue_initial_tasks): Move option checks ...
408 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 409 some options; make others fatal.
410
235061c2
CC		 4112011-09-26 Cary Coutant <ccoutant@google.com>
412
413 gcc PR lto/47247
414 * plugin.cc (get_symbols_v2): New function.
415 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
416 (is_referenced_from_outside): New function.
417 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
418 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
419 (get_symbols): Pass version parameter.
420 (get_symbols_v2): New function.
421 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
422 parameter.
423 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
424 (onload): Add LDPT_GET_SYMBOLS_V2.
425 (all_symbols_read_hook): Use get_symbols_v2; check for
426 LDPR_PREVAILING_DEF_IRONLY_EXP.
427 * testsuite/plugin_test_3.sh: Update expected results.
428
dc87f620
ILT		 4292011-09-23 Simon Baldwin <simonb@google.com>
430
431 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
432 configuration options.
433 * configure: Regenerate.
434 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
435 * Makefile.in: Regenerate.
436 * testsuite/Makefile.in: Regenerate.
437
a8279f82
ST		 4382011-09-19 Sriraman Tallam <tmsriram@google.com>
439
440 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
441
0c9350c8
CC		 4422011-09-19 Cary Coutant <ccoutant@google.com>
443
444 * incremental.cc (can_incremental_update): Fix typo in comment.
445 * incremental.h (can_incremental_update): Likewise.
446
aa06ae28
CC		 4472011-09-18 Cary Coutant <ccoutant@google.com>
448
449 * incremental.cc (can_incremental_update): New function.
450 * incremental.h (can_incremental_update): New function.
451 * layout.cc (Layout::init_fixed_output_section): Call it.
452 (Layout::make_output_section): Don't allow patch space in .eh_frame.
453 * object.cc (Sized_relobj_file::do_layout): Call
454 can_incremental_update.
455
ebb300b2
CC		 4562011-09-13 Cary Coutant <ccoutant@google.com>
457
458 * configure.ac: Check for glibc support for gnu_indirect_function
459 support with static linking, setting automake conditional
460 IFUNC_STATIC.
461 * Makefile.in: Regenerate.
462 * configure: Regenerate.
463
464 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
465 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
466 for IFUNC_STATIC.
467 * testsuite/Makefile.in: Regenerate.
468
1206d0d5
CC		 4692011-09-13 Cary Coutant <ccoutant@google.com>
470
471 * incremental.cc (Sized_relobj_incr::do_layout): Call
472 report_comdat_group for kept comdat sections.
473 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
474 * testsuite/Makefile.in: Regenerate.
475 * testsuite/incr_comdat_test_1.cc: New source file.
476 * testsuite/incr_comdat_test_2_v1.cc: New source file.
477 * testsuite/incr_comdat_test_2_v2.cc: New source file.
478 * testsuite/incr_comdat_test_2_v3.cc: New source file.
479
40b29874
ILT		 4802011-09-13 Ian Lance Taylor <iant@google.com>
481
482 * object.cc (Sized_relobj_file::do_layout): Remove unused local
483 variable external_symbols_offset.
484
1b045aac
ILT		 4852011-09-12 Ian Lance Taylor <iant@google.com>
486
487 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
488 triggered if object has no symbols.
489
24c6c55a
DM		 4902011-09-09 David S. Miller <davem@davemloft.net>
491
492 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
493 (Output_fill_debug_line::do_write): Likewise.
494
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CC		 4952011-08-29 Cary Coutant <ccoutant@google.com>
496
497 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
498 casts to match formatting specs.
499 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
500
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CC		 5012011-08-26 Cary Coutant <ccoutant@google.com>
502
503 * layout.cc (Free_list::allocate): Provide guarantee of minimum
504 remaining hole size when allocating.
505 (Layout::make_output_section): Set fill methods for debug sections.
506 * layout.h (Free_list::Free_list_node): Move from private to
507 public.
508 (Free_list::set_min_hole_size): New function.
509 (Free_list::begin, Free_list::end): New functions.
510 (Free_list::min_hole_): New data member.
511 * output.cc: Include dwarf.h.
512 (Output_fill_debug_info::do_minimum_hole_size): New function.
513 (Output_fill_debug_info::do_write): New function.
514 (Output_fill_debug_line::do_minimum_hole_size): New function.
515 (Output_fill_debug_line::do_write): New function.
516 (Output_section::Output_section): Initialize new data member.
517 (Output_section::set_final_data_size): Ensure patch space is larger
518 than minimum hole size.
519 (Output_section::do_write): Fill holes in debug sections.
520 * output.h (Output_fill): New class.
521 (Output_fill_debug_info): New class.
522 (Output_fill_debug_line): New class.
523 (Output_section::set_free_space_fill): New function.
524 (Output_section::free_space_fill_): New data member.
525 * testsuite/Makefile.am (incremental_test_3): Add
526 --incremental-patch option.
527 (incremental_test_4): Likewise.
528 (incremental_test_5): Likewise.
529 (incremental_test_6): Likewise.
530 (incremental_copy_test): Likewise.
531 (incremental_common_test_1): Likewise.
532 * testsuite/Makefile.in: Regenerate.
533
7cf80422
NC		 5342011-08-26 Nick Clifton <nickc@redhat.com>
535
536 * po/es.po: Updated Spanish translation.
537
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CC		 5382011-08-01 Cary Coutant <ccoutant@google.com>
539
540 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
541 * gold/testsuite/Makefile.in: Regenerate.
542 * gold/testsuite/justsyms_exec.c: New source file.
543 * gold/testsuite/justsyms_lib.c: New source file.
544
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CC		 5452011-08-01 Cary Coutant <ccoutant@google.com>
546
547 * layout.cc (Layout::set_segment_offsets): Don't realign text
548 segment if -Ttext was specified.
549 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
550 file type.
551 * object.h (Sized_relobj_file::e_type): New function.
552 (Sized_relobj_file::e_type_): New data member.
553 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
554 base address for ET_EXEC files.
555 * target.cc (Target::do_make_elf_object_implementation): Allow
556 ET_EXEC files with --just-symbols option.
557
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559
560 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
561 Add thread_number parameter.
562 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
563 * workqueue-threads.cc
564 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
565 current thread if its thread number is greater than desired thread
566 count.
567 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
568 Add thread_number parameter.
569 (Workqueue::should_cancel_thread): Likewise.
570 (Workqueue::find_runnable_or_wait): Pass thread_number to
571 should_cancel_thread.
572 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
573 parameter.
574
804eb480
ST		 5752011-07-22 Sriraman Tallam <tmsriram@google.com>
576
577 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
578 only after checking if it cannot be forced local.
579 * symtab.h (is_externally_visible): Check if the symbol is not forced
580 local.
581
f1ddb600
ILT		 5822011-07-15 Ian Lance Taylor <iant@google.com>
583
584 * options.h (class General_options): Add --print-output-format.
585 Move -EL next to -EB, for better --help output.
586 * target-select.cc: Include <cstdio>, "options.h", and
587 "parameters.h".
588 (Target_selector::do_target_bfd_name): New function.
589 (print_output_format): New function.
590 * target-select.h (class Target_selector): Update declarations.
591 (Target_selector::target_bfd_name): New function.
592 (print_output_format): Declare.
593 * main.cc: Include "target-select.h".
594 (main): Handle --print-output-format.
595 * gold.cc: Include "target-select.h".
596 (queue_initial_tasks): Handle --print-output-format when there are
597 no input files.
598 * parameters.cc (parameters_force_valid_target): Give a better
599 error message if -EB/-EL does not match target.
600 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
601 function.
602
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604
605 * i386.cc (class Output_data_plt_i386): Add layout_ field.
606 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
607 (Output_data_plt_i386::do_write): Write address of .dynamic
608 section to first entry in .got.plt section.
609 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
610 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
611 Initialize layout_.
612 (Output_data_plt_x86_64::do_write): Write address of .dynamic
613 section to first entry in .got.plt section.
614 * layout.h (Layout::dynamic_section): New function.
615
e9552f7e
ST		 6162011-07-13 Sriraman Tallam <tmsriram@google.com>
617
618 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
619 to claim_file call.
620 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
621 input_section_position_, and input_section_glob_.
622 (read_layout_from_file): Call function section_ordering_specified.
623 * layout.h (is_section_ordering_specified): New function.
624 (section_ordering_specified): New function.
625 (section_ordering_specified_): New boolean member.
626 * main.cc(main): Call load_plugins after layout object is defined.
627 * output.cc (Output_section::add_input_section): Use
628 function section_ordering_specified to check if section ordering is
629 needed.
630 * output.cc (Output_section::add_relaxed_input_section): Use
631 function section_ordering_specified to check if section ordering is
632 needed.
633 (Output_section::update_section_layout): New function.
634 (Output_section::sort_attached_input_sections): Check if input section
635 must be reordered.
636 * output.h (Output_section::update_section_layout): New function.
637 * plugin.cc (get_section_count): New function.
638 (get_section_type): New function.
639 (get_section_name): New function.
640 (get_section_contents): New function.
641 (update_section_order): New function.
642 (allow_section_ordering): New function.
643 (Plugin::load): Add the new interfaces to the transfer vector.
644 (Plugin_manager::load_plugins): New parameter.
645 (Plugin_manager::all_symbols_read): New parameter.
646 (Plugin_manager::claim_file): New parameter. Save the elf object for
647 unclaimed objects.
648 (Plugin_manager::get_elf_object): New function.
649 (Plugin_manager::get_view): Change to directly use the bool to check
650 if get_view is called from claim_file_hook.
651 * plugin.h (input_objects): New function
652 (Plugin__manager::load_plugins): New parameter.
653 (Plugin_manager::claim_file): New parameter.
654 (Plugin_manager::get_elf_object): New function.
655 (Plugin_manager::in_claim_file_handler): New function.
656 (Plugin_manager::in_claim_file_handler_): New member.
657 (layout): New function.
658 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
659 handler with an extra parameter. Make the elf object before calling
660 claim_file handler.
661 * testsuite/plugin_test.c (get_section_count): New function pointer.
662 (get_section_type): New function pointer.
663 (get_section_name): New function pointer.
664 (get_section_contents): New function pointer.
665 (update_section_order): New function pointer.
666 (allow_section_ordering): New function pointer.
667 (onload): Check if the new interfaces exist.
668
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670
671 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
672 relro section.
673 * x86_64.cc (Target_x86_64::got_section): Likewise.
674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
675 (relro_now_test_SOURCES): New variable.
676 (relro_now_test_DEPENDENCIES): New variable.
677 (relro_now_test_LDFLAGS): New variable.
678 (relro_now_test_LDADD): New variable.
679 (relro_now_test.so): New target.
680 * testsuite/Makefile.in: Rebuild.
681
07aa62f2
ILT		 6822011-07-12 Ian Lance Taylor <iant@google.com>
683
684 PR gold/12980
685 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
686 GLOB_DAT relocation rather than a RELATIVE relocation for a
687 protected symbol when creating a shared library.
688 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
689 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
690 * testsuite/protected_main_1.cc (main): Test that protected
691 function has same address.
692
e2153196
ILT		 6932011-07-11 Ian Lance Taylor <iant@google.com>
694
695 PR gold/12979
696 * options.h (class General_options): Add -Bgroup.
697 * options.cc (General_options::finalize): If -Bgroup is set,
698 default to --unresolved-symbols=report-all.
699 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
700 * target-reloc.h (issue_undefined_symbol_error): Handle
701 --unresolved-symbols=report-all.
702
6daf5215
ILT		 7032011-07-08 Ian Lance Taylor <iant@google.com>
704
705 PR gold/11985
706 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
707 if linker script discards key sections.
708 (Layout::create_dynamic_symtab): Likewise.
709 (Layout::assign_local_dynsym_offsets): Likewise.
710 (Layout::sized_create_version_sections): Likewise.
711 (Layout::create_interp): Likewise.
712 (Layout::finish_dynamic_section): Likewise.
713 (Layout::set_dynamic_symbol_size): Likewise.
714
beabb2c6
ILT		 7152011-07-08 Ian Lance Taylor <iant@google.com>
716
717 PR gold/12386
718 * options.h (class General_options): Add --unresolved-symbols.
719 * target-reloc.h (issue_undefined_symbol_error): Check
720 --unresolved-symbols. Add comments.
721
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723
724 * testsuite/odr_violation2.cc (Ordering::operator()): Make
725 expression more complex.
726
191f1a2d
ILT		 7272011-07-08 Ian Lance Taylor <iant@google.com>
728
729 PR gold/11317
730 * target-reloc.h (issue_undefined_symbol_error): New inline
731 function, broken out of relocate_section.
732 (relocate_section): Call issue_undefined_symbol_error.
733 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
734 there is no TLS segment if we are about to issue an undefined
735 symbol error.
736 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
737
62855347
ILT		 7382011-07-08 Ian Lance Taylor <iant@google.com>
739
740 PR gold/12279
741 * resolve.cc (Symbol_table::should_override): Add fromtype
742 parameter. Change all callers. Give error when linking together
743 TLS and non-TLS symbol.
744 (Symbol_table::should_override_with_special): Add fromtype
745 parameter. Change all callers.
746 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
747 there is no TLS segment if we have reported some errors.
748 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
749
67181c72
ILT		 7502011-07-08 Ian Lance Taylor <iant@google.com>
751
752 PR gold/12372
753 * target.h (Target::plt_address_for_global): New function.
754 (Target::plt_address_for_local): New function.
755 (Target::plt_section_for_global): Remove.
756 (Target::plt_section_for_local): Remove.
757 (Target::do_plt_address_for_global): New virtual function.
758 (Target::do_plt_address_for_local): New virtual function.
759 (Target::do_plt_section_for_global): Remove.
760 (Target::do_plt_section_for_local): Remove.
761 (Target::register_global_plt_entry): Add Symbol_table and Layout
762 parameters.
763 * output.cc (Output_data_got::Got_entry::write): Use
764 plt_address_for_global and plt_address_for_local.
765 * layout.cc (Layout::add_target_dynamic_tags): Use size and
766 address of output section.
767 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
768 got_irelative_, and irelative_count_ fields. Update
769 declarations.
770 (Output_data_plt_i386::has_irelative_section): New function.
771 (Output_data_plt_i386::entry_count): Add irelative_count_.
772 (Output_data_plt_i386::set_final_data_size): Likewise.
773 (class Target_i386): Add got_irelative_ and rel_irelative_
774 fields. Update declarations.
775 (Target_i386::Target_i386): Initialize new fields.
776 (Target_i386::do_plt_address_for_global): New function replacing
777 do_plt_section_for_global.
778 (Target_i386::do_plt_address_for_local): New function replacing
779 do_plt_section_for_local.
780 (Target_i386::got_section): Create got_irelative_.
781 (Target_i386::rel_irelative_section): New function.
782 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
783 fields. Don't define __rel_iplt_{start,end}.
784 (Output_data_plt_i386::add_entry): Add symtab and layout
785 parameters. Change all callers. Use different PLT and GOT for
786 IFUNC symbols.
787 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
788 layout parameters. Change all callers. Use different PLT and
789 GOT.
790 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
791 (Output_data_plt_i386::rel_irelative): New function.
792 (Output_data_plt_i386::address_for_global): New function.
793 (Output_data_plt_i386::address_for_local): New function.
794 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
795 IRELATIVE GOT when changing IFUNC GOT entries.
796 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
797 reloc.
798 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
799 if we didn't create an IRELATIVE GOT.
800 (Target_i386::Relocate::relocate): Use plt_address_for_global and
801 plt_address_for_local.
802 (Target_i386::do_dynsym_value): Use plt_address_for_global.
803 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
804 got_irelative_, and irelative_count_ fields. Update
805 declarations.
806 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
807 Initialize new fields. Remove symtab parameter. Change all
808 callers.
809 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
810 irelative_count_.
811 (Output_data_plt_x86_64::has_irelative_section): New function.
812 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
813 (class Target_x86_64): Add got_irelative_ and rel_irelative_
814 fields. Update declarations.
815 (Target_x86_64::Target_x86_64): Initialize new fields.
816 (Target_x86_64::do_plt_address_for_global): New function replacing
817 do_plt_section_for_global.
818 (Target_x86_64::do_plt_address_for_local): New function replacing
819 do_plt_section_for_local.
820 (Target_x86_64::got_section): Create got_irelative_.
821 (Target_x86_64::rela_irelative_section): New function.
822 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
823 all callers. Don't create __rel_iplt_{start,end}.
824 (Output_data_plt_x86_64::add_entry): Add symtab and layout
825 parameters. Change all callers. Use different PLT and GOT for
826 IFUNC symbols.
827 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
828 layout parameters. Change all callers. Use different PLT and
829 GOT.
830 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
831 parameters. Change all callers. Use different PLT and GOT for
832 IFUNC symbols.
833 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
834 (Output_data_plt_x86_64::rela_irelative): New function.
835 (Output_data_plt_x86_64::address_for_global): New function.
836 (Output_data_plt_x86_64::address_for_local): New function.
837 (Output_data_plt_x86_64::set_final_data_size): Likewise.
838 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
839 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
840 (Target_x86_64::register_global_plt_entry): Add symtab and layout
841 parameters.
842 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
843 reloc.
844 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
845 symbols if we didn't create an IRELATIVE GOT.
846 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
847 plt_address_for_local.
848 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
849 * testsuite/ifuncvar1.c: New test file.
850 * testsuite/ifuncvar2.c: New test file.
851 * testsuite/ifuncvar3.c: New test file.
852 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
853 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
854 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
855 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
856 * testsuite/Makefile.in: Rebuild.
857
33c15b45
CC		 8582011-07-07 Cary Coutant <ccoutant@google.com>
859
860 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
861 (two_file_test_1_ndebug.o): Likewise.
862 (two_file_test_1b_ndebug.o): Likewise.
863 (two_file_test_2_ndebug.o): Likewise.
864 (two_file_test_main_ndebug.o): Likewise.
865 (incremental_test_2): Link with no-debug versions.
866
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CC		 8672011-07-06 Cary Coutant <ccoutant@google.com>
868
869 * gold/incremental.cc
870 (Output_section_incremental_inputs::write_info_blocks): Check for
871 hidden and internal symbols.
872
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CC		 8732011-07-06 Cary Coutant <ccoutant@google.com>
874
875 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
876 Check disposition for startup file.
877 (Incremental_inputs::report_command_line): Ignore
878 --incremental-startup-unchanged option.
879 * options.cc (General_options::parse_incremental_startup_unchanged):
880 New function.
881 (General_options::General_options): Initialize new data member.
882 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
883 (General_options): Add --incremental-startup-unchanged option.
884 (General_options::incremental_startup_disposition): New function.
885 (General_options::incremental_startup_disposition_): New data member.
886
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CC		 8872011-07-06 Cary Coutant <ccoutant@google.com>
888
889 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
890 input file index to Script_info ctor.
891 (Sized_incremental_binary::do_file_has_changed): Find the
892 command-line argument for files named in scripts.
893 * incremental.h (Script_info::Script_info): New ctor
894 with input file index.
895 (Script_info::input_file_index): New function.
896 (Script_info::input_file_index_): New data member.
897 (Incremental_binary::get_library): Add const.
898 (Incremental_binary::get_script_info): Add const.
899 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
900 * testsuite/Makefile.am (incremental_test_5): New test case.
901 (incremental_test_6): New test case.
902 * testsuite/Makefile.in: Regenerate.
903
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905
906 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
907 debug output when command lines differ.
908
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910
911 * incremental.cc (Incremental_inputs::report_command_line): Ignore
912 --incremental-patch option.
913 * layout.cc (Free_list::allocate): Extend allocation beyond original
914 end if enabled.
915 (Layout::make_output_section): Mark sections that should get
916 patch space.
917 * options.cc (parse_percent): New function.
918 * options.h (parse_percent): New function.
919 (DEFINE_percent): New macro.
920 (General_options): Add --incremental-patch option.
921 * output.cc (Output_section::Output_section): Initialize new data
922 members.
923 (Output_section::add_input_section): Print section name when out
924 of patch space.
925 (Output_section::add_output_section_data): Likewise.
926 (Output_section::set_final_data_size): Add patch space when
927 doing --incremental-full.
928 (Output_section::do_reset_address_and_file_offset): Remove patch
929 space.
930 (Output_segment::set_section_list_addresses): Print debug output
931 only if --incremental-update.
932 * output.h (Output_section::set_is_patch_space_allowed): New function.
933 (Output_section::is_patch_space_allowed_): New data member.
934 (Output_section::patch_space_): New data member.
935 * parameters.cc (Parameters::incremental_full): New function.
936 * parameters.h (Parameters::incremental_full): New function
937 * testsuite/Makefile.am (incremental_test_2): Add test for
938 --incremental-patch option.
939 * testsuite/Makefile.in: Regenerate.
940 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
941 (t18): Remove function body.
942
f6cccc2c
DK		 9432011-07-05 Doug Kwan <dougkwan@google.com>
944
945 PR gold/12771
946 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
947 Arm_Address type for relocation result.
948 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
949 overflow check.
950 (Arm_relocate_functions::abs32): Use unaligned access.
951 (Arm_relocate_functions::rel32): Ditto.
952 (Arm_relocate_functions::prel31): Ditto.
953 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
954 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
955 static data relocations.
956 * testsuite/Makefile.in: Regnerate.
957 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
958
28a13fec
ILT		 9592011-07-05 Ian Lance Taylor <iant@google.com>
960
961 PR gold/12392
962 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
963 symbols if necessary.
964 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
965
24d47b34
ILT		 9662011-07-05 Ian Lance Taylor <iant@google.com>
967
968 PR gold/12952
969 * resolve.cc (Symbol::override_base_with_special): Simply override
970 version with special symbol version, ignoring previous version.
971
41f9cbbe
ILT		 9722011-07-05 Ian Lance Taylor <iant@google.com>
973
974 * object.cc (Sized_relobj_file::include_section_group): Add
975 information to comment about signature location.
976
886288f1
ILT		 9772011-07-02 Ian Lance Taylor <iant@google.com>
978
979 PR gold/12957
980 * options.h (class General_options): Add -f and -F.
981 * options.cc (General_options::finalize): Fatal error if -f/-F
982 are used without -shared.
983 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
984
ae3a6d4f
ILT		 9852011-07-02 Ian Lance Taylor <iant@google.com>
986
987 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
988
21131061
ILT		 9892011-07-01 Ian Lance Taylor <iant@google.com>
990
991 PR gold/12525
992 PR gold/12952
993 * resolve.cc (Symbol::override_base_with_special): Don't override
994 the version if the overriding symbol has a different name.
995 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
996 all callers. If we give an error about an undefined version,
997 define the base version if necessary.
998 * dynobj.h (class Versions): Update declaration.
999 * testsuite/weak_alias_test_5.cc: New file.
1000 * testsuite/weak_alias_test.script: New file.
1001 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1002 and versioned_alias have the right value, and call t2.
1003 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1004 weak_alias_test_5.so.
1005 (weak_alias_test_LDADD): Likewise.
1006 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1007 * testsuite/Makefile.in: Rebuild.
1008
611062c0
ILT		 10092011-07-01 Ian Lance Taylor <iant@google.com>
1010
1011 PR gold/12525
1012 * options.h (class General_options): Support -z notext.
1013 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1014 -Wl,-z,notext.
1015 (two_file_shared_nonpic.so): Likewise.
1016 (two_file_shared_mixed.so): Likewise.
1017 (two_file_shared_mixed_1.so): Likewise.
1018 (weak_undef_lib_nonpic.so): Likewise.
1019 (alt/weak_undef_lib_nonpic.so): Likewise.
1020 (tls_test_shared_nonpic.so): Likewise.
1021 * testsuite/Makefile.in: Rebuild.
1022
328c7c2f
ILT		 10232011-07-01 Ian Lance Taylor <iant@google.com>
1024
1025 PR gold/12525
1026 * configure.ac: Test whether static linking works, setting
1027 the automake conditional HAVE_STATIC.
1028 * testsuite/Makefile.am: Disable tests using -static if
1029 HAVE_STATIC is not true.
1030 * configure, testsuite/Makefile.in: Rebuild.
1031
02d7cd44
ILT		 10322011-07-01 Ian Lance Taylor <iant@google.com>
1033
1034 PR gold/12525
1035 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1036 Assert if we see DW_EH_PE_indirect.
1037 * target.h (Target::ehframe_datarel_base): New function.
1038 (Target::do_ehframe_datarel_base): New target function.
1039 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1040 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1041 function.
1042
07a60597
ILT		 10432011-07-01 Ian Lance Taylor <iant@google.com>
1044
1045 PR gold/12571
1046 * options.h (class General_options): Add
1047 --ld-generated-unwind-info.
1048 * ehframe.cc (Fde::write): Add address parameter. Change all
1049 callers. If associated with PLT, fill in address and size.
1050 (Cie::set_output_offset): Only add merge mapping if there is an
1051 object.
1052 (Cie::write): Add address parameter. Change all callers.
1053 (Eh_frame::add_ehframe_for_plt): New function.
1054 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1055 input_offset_ fields into union u_, with new plt field.
1056 (Fde::Fde): Adjust for new union field.
1057 (Fde::Fde) [Output_data version]: New constructor.
1058 (Fde::add_mapping): Only add merge mapping if there is an object.
1059 (class Cie): Update declarations.
1060 (class Eh_frame): Declare add_ehframe_for_plt.
1061 * layout.cc (Layout::layout_eh_frame): Break out code into
1062 make_eh_frame_section, and call it.
1063 (Layout::make_eh_frame_section): New function.
1064 (Layout::add_eh_frame_for_plt): New function.
1065 * layout.h (class Layout): Update declarations.
1066 * merge.cc (Merge_map::add_mapping): Add assertion.
1067 * i386.cc: Include "dwarf.h".
1068 (class Output_data_plt_i386): Make first_plt_entry,
1069 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1070 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1071 and plt_eh_frame_fde.
1072 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1073 boundary. Call add_eh_frame_for_plt if appropriate.
1074 * x86_64.cc: Include "dwarf.h".
1075 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1076 first_plt_entry, plt_entry and tlsdesc_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_x86_64::init): Call add_eh_frame_for_plt if
1080 appropriate.
1081
14788a3f
ILT		 10822011-06-29 Ian Lance Taylor <iant@google.com>
1083
1084 PR gold/12629
1085 * object.cc (Sized_relobj_file::layout_section): Change shdr
1086 parameter to be const.
1087 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1088 out of do_layout.
1089 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1090 appropriate. Call layout_eh_frame_section.
1091 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1092 sections.
1093 * object.h (class Sized_relobj_file): Update declarations.
1094
6c21fce1
ILT		 10952011-06-29 Ian Lance Taylor <iant@google.com>
1096
37e41b03 1097 PR gold/12652
6c21fce1
ILT		 1098 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1099 modifier.
1100 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1101
4d5e4e62
ILT		 11022011-06-29 Ian Lance Taylor <iant@google.com>
1103
1104 PR gold/12675
1105 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1106 SHT_X86_64_UNWIND.
1107 * layout.cc (Layout::layout_eh_frame): Likewise.
1108
886f533a
ILT		 11092011-06-29 Ian Lance Taylor <iant@google.com>
1110
1111 PR gold/12695
1112 * layout.cc (Layout::symtab_section_shndx): New function.
1113 * layout.h (class Layout): Declare symtab_section_shndx.
1114 * output.cc (Output_section::write_header): Call it.
1115
f3ae1b28
ILT		 11162011-06-29 Ian Lance Taylor <iant@google.com>
1117
1118 PR gold/12818
1119 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1120 symbols which are not used in a relocation.
1121
aecf301f
ILT		 11222011-06-28 Ian Lance Taylor <iant@google.com>
1123
1124 PR gold/12898
1125 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1126 script create indistinguishable segments.
1127 (Layout::set_segment_offsets): Use stable_sort when sorting
1128 segments. Pass this to Compare_segments constructor.
1129 * layout.h (class Layout): Make segment_precedes non-static.
1130 (class Compare_segments): Change from struct to class. Add
1131 layout_ field. Add constructor.
1132 * script-sections.cc
1133 (Script_sections::attach_sections_using_phdrs_clause): Rename
1134 local orphan to is_orphan. Don't report failure to put empty
1135 section in segment. On attachment failure, report name of
1136 section, and attach to first PT_LOAD segment.
1137
03ef7571
ILT		 11382011-06-28 Ian Lance Taylor <iant@google.com>
1139
1140 PR gold/12934
1141 * target-select.cc (Target_selector::Target_selector): Add
1142 emulation parameter. Change all callers.
1143 (select_target_by_bfd_name): Rename from select_target_by_name.
1144 Change all callers.
1145 (select_target_by_emulation): New function.
1146 (supported_emulation_names): New function.
1147 * target-select.h (class Target_selector): Add emulation_ field.
1148 Update declarations.
1149 (Target_selector::recognize_by_bfd_name): Rename from
1150 recognize_by_name. Change all callers.
1151 (Target_selector::supported_bfd_names): Rename from
1152 supported_names. Change all callers.
1153 (Target_selector::recognize_by_emulation): New function.
1154 (Target_selector::supported_emulations): New function.
1155 (Target_selector::emulation): New function.
1156 (Target_selector::do_recognize_by_bfd_name): Rename from
1157 do_recognize_by_name. Change all callers.
1158 (Target_selector::do_supported_bfd_names): Rename from
1159 do_supported_names. Change all callers.
1160 (Target_selector::do_recognize_by_emulation): New function.
1161 (Target_selector::do_supported_emulations): New function.
1162 (select_target_by_bfd_name): Change name in declaration.
1163 (select_target_by_emulation): Declare.
1164 (supported_emulation_names): Declare.
1165 * parameters.cc (parameters_force_valid_target): Try to find
1166 target based on emulation from -m option.
1167 * options.h (class General_options): Change doc string for -m.
1168 * options.cc (help): Print emulations.
1169 (General_options::parse_V): Likewise.
1170 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1171 Add emulation parameter. Change all callers.
1172
200b2bb9
ILT		 11732011-06-28 Ian Lance Taylor <iant@google.com>
1174
1175 * target.h (class Target): Add osabi_ field.
1176 (Target::osabi): New function.
1177 (Target::set_osabi): New function.
1178 (Target::Target): Initialize osabi_.
1179 (Target::do_adjust_elf_header): Make pure virtual.
1180 (Sized_target::do_adjust_elf_header): Declare.
1181 * target.cc (Sized_target::do_adjust_elf_header): New function.
1182 (class Sized_target): Instantiate all versions.
1183 * freebsd.h (class Target_freebsd): Remove.
1184 (Target_selector_freebsd::do_recognize): Call set_osabi on
1185 Target.
1186 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1187 (Target_selector_freebsd::set_osabi): Remove.
1188 * i386.cc (class Target_i386): Inherit from Sized_target rather
1189 than Target_freebsd.
1190 * x86_64.cc (class Target_x86_64): Likewise.
1191
b3ce541e
ILT		 11922011-06-28 Ian Lance Taylor <iant@google.com>
1193
1194 * target.h (Target::can_check_for_function_pointers): Rewrite.
1195 Make non-virtual.
1196 (Target::can_icf_inline_merge_sections): Likewise.
1197 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1198 (Target::Target_info): Add can_icf_inline_merge_sections field.
1199 (Target::do_can_check_for_function_pointers): New virtual
1200 function.
1201 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1202 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1203 from can_check_for_function_pointers, move in file.
1204 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1205 section_may_have_icf_unsafe_poineters, move in file.
1206 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1207 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1208 Rename from can_check_for_function_pointers, move in file.
1209 (Target_i386::can_icf_inline_merge_sections): Remove.
1210 (Target_i386::i386_info): Initialize
1211 can_icf_inline_merge_sections.
1212 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1213 Initialize can_icf_inline_merge_sections.
1214 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1215 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1216 Rename from can_check_for_function_pointers, move in file.
1217 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1218 (Target_x86_64::x86_64_info): Initialize
1219 can_icf_inline_merge_sections.
1220 * testsuite/testfile.cc (Target_test::test_target_info):
1221 Likewise.
1222 * icf.cc (get_section_contents): Correct formatting.
1223
6d1c4efb
ILT		 12242011-06-27 Ian Lance Taylor <iant@google.com>
1225
1226 * symtab.cc (Symbol::versioned_name): New function.
1227 (Symbol_table::add_to_final_symtab): Use versioned_name when
1228 appropriate.
1229 (Symbol_table::sized_write_symbol): Likewise.
1230 * symtab.h (class Symbol): Declare versioned_name.
1231 * stringpool.h (class Stringpool_template): Add variant of add
1232 which takes a std::basic_string.
1233 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1234 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1235 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1236 (ver_test_12.o): New target.
1237 * testsuite/Makefile.in: Rebuild.
1238
57eb9b50
DK		 12392011-06-27 Doug Kwan <dougkwan@google.com>
1240
1241 * arm.cc (Arm_relocate_functions::thm_jump8,
1242 Arm_relocate_functions::thm_jump11): Use a wider signed
1243 type to compute offset.
1244 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1245 arm_thm_jump8.
1246 * testsuite/Makefile.in: Regenerate.
1247 * testsuite/arm_branch_in_range.sh: Check test results of
1248 arm_thm_jump11 and arm_thm_jump8.
1249 * testsuite/arm_thm_jump11.s: New test source file.
1250 * testsuite/arm_thm_jump11.t: New linker script.
1251 * testsuite/arm_thm_jump8.s: New test source file.
1252 * testsuite/arm_thm_jump8.t: New linker script.
1253
487b39df
ILT		 12542011-06-24 Ian Lance Taylor <iant@google.com>
1255
1256 * layout.cc: Include "object.h".
1257 (ctors_sections_in_init_array): New static variable.
1258 (Layout::is_ctors_in_init_array): New function.
1259 (Layout::layout): Add entry to ctors_sections_in_init_array if
1260 appropriate.
1261 * layout.h (class Layout): Declare is_ctors_in_init_array.
1262 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1263 is_ctors_reverse_view is set.
1264 (Sized_relobj_file::write_sections): Add layout parameter. Change
1265 all callers. Set is_ctors_reverse_view field of View_size.
1266 (Sized_relobj_file::reverse_words): New function.
1267 * object.h (Sized_relobj_file::View_size): Add
1268 is_ctors_reverse_view field.
1269 (class Sized_relobj_file): Update declarations.
1270 * testsuite/initpri3.c: New test.
1271 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1272 initpri3b.
1273 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1274 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1275 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1276 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1277 * testsuite/Makefile.in: Rebuild.
1278
472076e4
CC		 12792011-06-24 Cary Coutant <ccoutant@google.com>
1280
1281 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1282 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1283 (debug_msg_cdebug.err): New targets.
1284 * testsuite/Makefile.in: Regenerate.
1285 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1286 Fix checks for link with shared library.
1287
a60af0db
DK		 12882011-06-24 Doug Kwan <dougkwan@google.com>
1289
1290 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1291 skip empty text sections.
1292 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1293
5393d741
ILT		 12942011-06-22 Ian Lance Taylor <iant@google.com>
1295
1296 PR gold/12910
1297 * options.h (class General_options): Add --ctors-in-init-array.
1298 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1299 friends as SHT_PROGBITS for merging sections.
1300 (Layout::layout): Remove special handling of .init_array and
1301 friends. Don't sort if doing relocatable link. Sort for .ctors
1302 and .dtors if ctors_in_init_array.
1303 (Layout::make_output_section): Force correct section types for
1304 .init_array and friends. Don't sort if doing relocatable link,
1305 Don't sort .ctors and .dtors if ctors_in_init_array.
1306 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1307 (Layout::output_section_name): Add relobj parameter. Change all
1308 callers. Handle .ctors. and .dtors. in code rather than table.
1309 Handle .ctors and .dtors if ctors_in_init_array.
1310 (Layout::match_file_name): New function, moved from output.cc.
1311 * layout.h (class Layout): Update declarations.
1312 * output.cc: Include "layout.h".
1313 (Input_section_sort_entry::get_priority): New function.
1314 (Input_section_sort_entry::match_file_name): Just call
1315 Layout::match_file_name.
1316 (Output_section::Input_section_sort_init_fini_compare::operator()):
1317 Handle .ctors and .dtors. Sort by explicit priority rather than
1318 by name.
1319 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1320 * testsuite/initpri2.c: New test.
1321 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1322 (check_PROGRAMS): Add initpri2.
1323 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1324 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1325 * configure, testsuite/Makefile.in: Rebuild.
1326
e1f74f98
ILT		 13272011-06-19 Ian Lance Taylor <iant@google.com>
1328
1329 PR gold/12880
1330 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1331 .interp section to a PT_INTERP segment even if we have seen a
1332 --dynamic-linker option. Don't do it if we have seen a PHDRS
1333 clause in a linker script.
1334 (Layout::finalize): Don't create a .interp section if we've
1335 already create a PT_INTERP segment.
1336 (Layout::create_interp): Always call choose_output_section (revert
1337 patch of 2011-06-17). Don't create PT_INTERP segment.
1338 * script-sections.cc
1339 (Script_sections::create_note_and_tls_segments): Add a .interp
1340 section to a PT_INTERP segment even if we have seen a
1341 --dynamic-linker option.
1342
766f91bb
ILT		 13432011-06-18 Ian Lance Taylor <iant@google.com>
1344
1345 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1346 merely because a non-PT_LOAD segment has a dynamic reloc.
1347
0d212c3a
ILT		 13482011-06-18 Ian Lance Taylor <iant@google.com>
1349
1350 * layout.cc (Layout::finish_dynamic_section): Don't create
1351 DT_FLAGS entry if not needed.
1352
911a5072
ILT		 13532011-06-18 Ian Lance Taylor <iant@google.com>
1354
1355 PR gold/12745
1356 * layout.cc (Layout::layout_eh_frame): Correct handling of
1357 writable .eh_frame section.
1358
534b4e5f
ILT		 13592011-06-17 Ian Lance Taylor <iant@google.com>
1360
1361 PR gold/12893
1362 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1363 symbol is redefined with the exact same object and value.
1364
10b4f102
ILT		 13652011-06-17 Ian Lance Taylor <iant@google.com>
1366
1367 PR gold/12880
1368 * layout.h (class Layout): Add interp_segment_ field.
1369 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1370 (Layout::attach_allocated_section_to_segment): If making shared
1371 library, put .interp section in PT_INTERP segment.
1372 (Layout::finalize): Also call create_interp if -dynamic-linker
1373 option was used.
1374 (Layout::create_interp): Assert that there is no PT_INTERP
1375 segment. If not using a SECTIONS clause, use make_output_section.
1376 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1377 * script-sections.cc
1378 (Script_sections::create_note_and_tls_segments): If making shared
1379 library, put .interp section in PT_INTERP segment.
1380
a29b0dad
ILT		 13812011-06-17 Ian Lance Taylor <iant@google.com>
1382
e588ea8d
ILT		 1383 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1384 when making a shared library.
1385
13862011-06-17 Ian Lance Taylor <iant@google.com>
1387
1388 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1389 parameter. Change all callers. Don't issue warning about PC32
1390 against locally defined symbol.
a29b0dad 1391
9d3b0698
ILT		 13922011-06-16 Ian Lance Taylor <iant@google.com>
1393
1394 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1395 occurs in same object.
1396
85b0f90c
AM		 13972011-06-14 Alan Modra <amodra@gmail.com>
1398
1399 * po/POTFILES.in: Regenerate.
1400
a94907d9
ILT		 14012011-06-09 Ian Lance Taylor <iant@google.com>
1402
1403 * script-sections.cc
1404 (Orphan_output_section::set_section_addresses): For a relocatable
1405 link set address to 0.
1406
4fb3a1c3
CC		 14072011-06-09 Cary Coutant <ccoutant@google.com>
1408
1409 PR gold/12804
1410 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1411 used with --compress-debug-sections.
1412 * gold/object.cc (Sized_relobj_file::do_layout): Report
1413 uncompressed size of compressed input sections.
1414
61220854
CC		 14152011-06-08 Cary Coutant <ccoutant@google.com>
1416
1417 PR gold/12804
1418 * testsuite/two_file_test_2_v1.cc: Change initialization of
1419 v2 to keep it in .data.
1420
e6455dfb
CC		 14212011-06-07 Cary Coutant <ccoutant@google.com>
1422
1423 * common.cc (Symbol_table::do_allocate_commons_list): Call
1424 gold_fallback.
1425 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1426 (Errors::fallback): New function.
1427 (gold_fallback): New function.
1428 * errors.h (Errors::fallback): New function.
1429 * gold.cc (gold_exit): Change status parameter to enum; adjust
1430 all callers.
1431 (queue_initial_tasks): Call gold_fallback.
1432 * gold.h: Include cstdlib.
1433 (Exit_status): New enum type.
1434 (gold_exit): Change status parameter to enum.
1435 (gold_fallback): New function.
1436 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1437 (Layout::create_symtab_sections): Likewise.
1438 (Layout::create_shdrs): Likewise.
1439 * main.cc (main): Adjust call to gold_exit.
1440 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1441 (Output_data_got::add_got_entry_pair): Likewise.
1442 (Output_section::add_input_section): Likewise.
1443 (Output_section::add_output_section_data): Likewise.
1444 (Output_segment::set_section_list_addresses): Likewise.
1445 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1446
fb0e076f
CC		 14472011-06-07 Cary Coutant <ccoutant@google.com>
1448
1449 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1450 for incremental links.
1451 * output.cc (Output_segment::set_section_list_addresses): Remove
1452 FIXME and test for TLS or BSS.
1453
a5ee4d5d
CC		 14542011-06-07 Cary Coutant <ccoutant@google.com>
1455
1456 * testsuite/Makefile.am: Add incremental_copy_test,
1457 incremental_common_test_1.
1458 * testsuite/Makefile.in: Regenerate.
1459 * testsuite/common_test_1_v1.c: New source file.
1460 * testsuite/common_test_1_v2.c: New source file.
1461 * testsuite/copy_test_v1.cc: New source file.
1462
5146f448
CC		 14632011-06-07 Cary Coutant <ccoutant@google.com>
1464
1465 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1466 update, allocate common from bss section's free list.
1467 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1468 linker-defined symbols.
1469 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1470 Skip GOT and PLT entries that are no longer referenced.
1471 (Output_section_incremental_inputs::write_info_blocks): Mark
1472 linker-defined symbols.
1473 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1474 * output.cc (Output_section::allocate): New function.
1475 * output.h (Output_section::allocate): New function.
1476 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1477 linker-defined symbols.
1478 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1479 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1480 (Symbol::init_base_output_data): Likewise.
1481 (Symbol::init_base_output_segment): Likewise.
1482 (Symbol::init_base_constant): Likewise.
1483 (Sized_symbol::init_output_data): Likewise.
1484 (Sized_symbol::init_output_segment): Likewise.
1485 (Sized_symbol::init_constant): Likewise.
1486 (Symbol_table::do_define_in_output_data): Likewise.
1487 (Symbol_table::do_define_in_output_segment): Likewise.
1488 (Symbol_table::do_define_as_constant): Likewise.
1489 * symtab.h (Symbol::is_predefined): New function.
1490 (Symbol::init_base_output_data): Add is_predefined parameter.
1491 (Symbol::init_base_output_segment): Likewise.
1492 (Symbol::init_base_constant): Likewise.
1493 (Symbol::is_predefined_): New data member.
1494 (Sized_symbol::init_output_data): Add is_predefined parameter.
1495 (Sized_symbol::init_output_segment): Likewise.
1496 (Sized_symbol::init_constant): Likewise.
1497 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1498
26d3c67d
CC		 14992011-06-07 Cary Coutant <ccoutant@google.com>
1500
1501 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1502 instead of emit_copy_reloc.
1503 (Copy_relocs::emit_copy_reloc): Refactor.
1504 (Copy_relocs::make_copy_reloc): New function.
1505 (Copy_relocs::add_copy_reloc): Remove.
1506 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1507 section.
1508 (Copy_relocs::make_copy_reloc): New function.
1509 (Copy_relocs::add_copy_reloc): Remove.
1510 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1511 unchanged input files.
1512 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1513 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1514 Reserve BSS space for COPY relocations.
1515 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1516 (Output_section_incremental_inputs::write_info_blocks): Record
1517 whether a symbol is copied from a shared object.
1518 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1519 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1520 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1521 (Incremental_input_entry_reader::get_output_symbol_index): Add
1522 is_copy parameter.
1523 (Incremental_binary::emit_copy_relocs): New function.
1524 (Incremental_binary::do_emit_copy_relocs): New function.
1525 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1526 new data member.
1527 (Sized_incremental_binary::add_copy_reloc): New function.
1528 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1529 (Sized_incremental_binary::Copy_reloc): New struct.
1530 (Sized_incremental_binary::Copy_relocs): New typedef.
1531 (Sized_incremental_binary::copy_relocs_): New data member.
1532 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1533 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1534 * target.h (Sized_target::emit_copy_reloc): New function.
1535 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1536
7cdb37d9
CC		 15372011-06-02 Cary Coutant <ccoutant@google.com>
1538
1539 PR gold/12163
1540 * gold/archive.cc (Archive::Archive): Initialize new data member.
1541 (Archive::include_all_members): Return if archive has already been
1542 included.
1543 * gold/archive.h (Archive::include_all_members_): New data member.
1544
cc643b88
NC		 15452011-06-02 Nick Clifton <nickc@redhat.com>
1546
1547 * dynobj.h: Fix spelling mistake in comment.
1548 * output.cc: Likewise.
1549
f62a3ca7
DK		 15502011-05-31 Doug Kwan <dougkwan@google.com>
1551 Asier Llano
1552
1553 PR gold/12826
cc643b88 1554 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1555 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1556 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1557 redundant arm_exidx_test.so.
1558 * testsuite/Makefile.in: Regenerate.
1559 (check_SCRIPTS): Add pr12826.sh
1560 (check_DATA): Add pr12826.stdout
1561 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1562 * testsuite/pr12826.sh: New file.
1563 * testsuite/pr12826_1.s: Ditto.
1564 * testsuite/pr12826_1.s: Ditto.
1565
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ILT		 15662011-05-30 Ian Lance Taylor <iant@google.com>
1567
1568 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1569 sections.
1570
c49875be
ILT		 15712011-05-29 Ian Lance Taylor <iant@google.com>
1572
1573 PR gold/12804
1574 * testsuite/Makefile.am: Use different file name for two_file_test
1575 temporary file for each incremental test.
1576 * testsuite/Makefile.in: Rebuild.
1577
69d53f7a
ILT		 15782011-05-29 Ian Lance Taylor <iant@google.com>
1579
1580 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1581 binary input file is empty.
1582
41d0ab5f
ILT		 15832011-05-27 Ian Lance Taylor <iant@google.com>
1584
1585 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1586 (ver_test_9.so): Likewise.
1587 * testsuite/Makefile.in: Rebuild.
1588
89d8a36b
CC		 15892011-05-26 Cary Coutant <ccoutant@google.com>
1590
1591 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1592 * incremental.cc (Incremental_inputs::report_input_section): Fix
1593 comment, indentation.
1594 (Incremental_inputs::report_comdat_group): New function.
1595 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1596 of data for incremental input file entry.
1597 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1598 group count, COMDAT group signatures.
1599 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1600 an unchanged input file.
1601 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1602 Initialize new data member.
1603 (Incremental_object_entry::add_comdat_group): New function.
1604 (Incremental_object_entry::get_comdat_group_count): New function.
1605 (Incremental_object_entry::get_comdat_signature_key): New function.
1606 (Incremental_object_entry::groups_): New data member.
1607 (Incremental_inputs::report_comdat_group): New function.
1608 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1609 data for incremental input file entry.
1610 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1611 (Incremental_input_entry_reader::get_input_section): Adjust size of
1612 data for incremental input file entry.
1613 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1614 (Incremental_input_entry_reader::get_comdat_group_signature): New
1615 function.
1616 * object.cc (Sized_relobj::include_section_group): Report kept
1617 COMDAT groups for incremental links.
1618
1706a06f
ILT		 16192011-05-24 David Meyer <pdox@google.com>
1620
1621 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1622 with name parameter. Add found_name parameter.
1623 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1624 * dirsearch.h (class Dirsearch): Update declaration.
1625
a10ae760
ILT		 16262011-05-24 Ian Lance Taylor <iant@google.com>
1627
1628 * archive.cc (Library_base::should_include_member): Pull in object
1629 from archive if it defines the entry symbol.
1630 * parameters.cc (Parameters::entry): New function.
1631 * parameters.h (class Parameters): Declare entry.
1632 * output.h (class Output_file_header): Remove entry_ field.
1633 * output.cc (Output_file_header::Output_file_header): Remove entry
1634 parameter. Change all callers.
1635 (Output_file_header::entry): Use parameters->entry.
1636 * gold.cc (queue_middle_tasks): Likewise.
1637 * plugin.cc (Plugin_hook::run): Likewise.
1638
aa92d6ed
CC		 16392011-05-24 Cary Coutant <ccoutant@google.com>
1640
1641 * gold.cc (queue_initial_tasks): Pass incremental base filename
1642 to Output_file::open_base_file; don't print error message.
1643 * incremental-dump.cc (main): Adjust call to
1644 Output_file::open_for_modification.
1645 * incremental-dump.cc (main): Likewise.
1646 * incremental.cc (Incremental_inputs::report_command_line):
1647 Ignore --incremental-base option when comparing command lines.
1648 Ignore parameter when given as separate argument.
1649 * options.h (class General_options): Add --incremental-base.
1650 * output.cc (Output_file::Output_file):
1651 (Output_file::open_base_file): Add base_name and writable parameters;
1652 read base file into new file; print error message here.
1653 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1654 callers.
1655 * output.h (Output_file::open_for_modification): Rename to...
1656 (Output_file::open_base_file): ...this; add base_name and
1657 writable parameters; adjust all callers.
1658 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1659 callers.
1660 * testsuite/Makefile.am (incremental_test_4): Test
1661 --incremental-base.
1662 * testsuite/Makefile.in: Regenerate.
1663
2eedd706
CC		 16642011-05-24 Cary Coutant <ccoutant@google.com>
1665
1666 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1667 incremental_test_4.
1668 * testsuite/Makefile.in: Regenerate.
1669 * testsuite/two_file_test_1_v1.cc: New test source file.
1670 * testsuite/two_file_test_1b_v1.cc: New test source file.
1671 * testsuite/two_file_test_2_v1.cc: New test source file.
1672
0f1c85a6
CC		 16732011-05-24 Cary Coutant <ccoutant@google.com>
1674
1675 * dynobj.h (Dynobj::do_dynobj): New function.
1676 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1677 flag and soname for shared objects.
1678 * incremental.cc (Incremental_inputs::report_object): Make
1679 either Incremental_object_entry or Incremental_dynobj_entry; add
1680 soname to string table.
1681 (Incremental_inputs::report_input_section): Add assertion.
1682 (Output_section_incremental_inputs::set_final_data_size): Adjust
1683 type of input file entry for shared libraries; adjust size of
1684 shared library info entry.
1685 (Output_section_incremental_inputs::write_input_files): Write
1686 as_needed flag for shared libraries.
1687 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1688 of input file entry for shared libraries; write soname.
1689 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1690 soname from incremental info.
1691 * incremental.h (enum Incremental_input_flags): Add
1692 INCREMENTAL_INPUT_AS_NEEDED.
1693 (Incremental_input_entry::Incremental_input_entry): Initialize new
1694 data member.
1695 (Incremental_input_entry::set_as_needed): New function.
1696 (Incremental_input_entry::as_needed): New function.
1697 (Incremental_input_entry::do_dynobj_entry): New function.
1698 (Incremental_input_entry::as_needed_): New data member.
1699 (Incremental_object_entry::Incremental_object_entry): Don't check
1700 for shared library.
1701 (Incremental_object_entry::do_type): Likewise.
1702 (class Incremental_dynobj_entry): New class.
1703 (Incremental_input_entry_reader::as_needed): New function.
1704 (Incremental_input_entry_reader::get_soname): New function.
1705 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1706 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1707 size of shared library info entry.
1708 * layout.cc (Layout::finish_dynamic_section): Don't test for
1709 incremental link when adding DT_NEEDED entries.
1710 * object.h (Object::Object): Initialize new data member.
1711 (Object::dynobj): New function.
1712 (Object::set_as_needed): New function.
1713 (Object::as_needed): New function.
1714 (Object::do_dynobj): New function.
1715 (Object::as_needed_): New data member.
1716
6fa2a40b
CC		 17172011-05-24 Cary Coutant <ccoutant@google.com>
1718
1719 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1720 info; adjust display of GOT entries.
1721 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1722 vector of input objects; remove file_status_.
1723 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1724 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1725 got_plt reader; call target hooks to reserve GOT entries.
1726 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1727 of input file info header and GOT info entry.
1728 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1729 relocation info.
1730 (Got_plt_view_info::got_descriptor): Remove.
1731 (Got_plt_view_info::sym_index): New data member.
1732 (Got_plt_view_info::input_index): New data member.
1733 (Local_got_offset_visitor::visit): Write input file index.
1734 (Global_got_offset_visitor::visit): Write 0 for input file index.
1735 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1736 with sym_index and input_index.
1737 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1738 incremental info GOT entry; replace got_descriptor with input_index.
1739 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1740 map from input file index to object.
1741 (Sized_relobj_incr::do_layout): Replace direct data member reference
1742 with accessor function.
1743 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1744 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1745 Adjust size of input file info header.
1746 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1747 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1748 (Incremental_input_entry_reader::get_input_section): Adjust size of
1749 input file info header.
1750 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1751 of incremental info GOT entry.
1752 (Incremental_got_plt_reader::get_got_desc): Remove.
1753 (Incremental_got_plt_reader::get_got_symndx): New function.
1754 (Incremental_got_plt_reader::get_got_input_index): New function.
1755 (Sized_incremental_binary::Sized_incremental_binary): Remove
1756 file_status_; add input_objects_.
1757 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1758 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1759 (Sized_incremental_binary::file_is_unchanged): Remove.
1760 (Sized_incremental_binary::set_input_object): New function.
1761 (Sized_incremental_binary::input_object): New function.
1762 (Sized_incremental_binary::file_status_): Remove.
1763 (Sized_incremental_binary::input_objects_): New data member.
1764 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1765 references.
1766 (Sized_relobj_incr::invalid_address): Move to base class.
1767 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1768 class.
1769 (Sized_relobj_incr::do_output_section_offset): Likewise.
1770 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1771 (Sized_relobj_incr::section_offsets_): Likewise.
1772 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1773 function.
1774 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1775 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1776 with accessor function.
1777 (Sized_relobj_file::do_layout): Likewise.
1778 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1779 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1780 (Sized_relobj_file::compute_final_local_value): Replace refs to
1781 section_offsets_ with accessor function.
1782 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1783 * object.h (Relobj::Relobj): Initialize new data members.
1784 (Relobj::add_dyn_reloc): New function.
1785 (Relobj::first_dyn_reloc): New function.
1786 (Relobj::dyn_reloc_count): New function.
1787 (Relobj::first_dyn_reloc_): New data member.
1788 (Relobj::dyn_reloc_count_): New data member.
1789 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1790 references.
1791 (Sized_relobj::Address): New typedef.
1792 (Sized_relobj::invalid_address): Move here from child class.
1793 (Sized_relobj::Sized_relobj): Initialize new data members.
1794 (Sized_relobj::sized_relobj): New function.
1795 (Sized_relobj::is_output_section_offset_invalid): Move here from
1796 child class.
1797 (Sized_relobj::get_output_section_offset): Likewise.
1798 (Sized_relobj::local_has_got_offset): Likewise.
1799 (Sized_relobj::local_got_offset): Likewise.
1800 (Sized_relobj::set_local_got_offset): Likewise.
1801 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1802 (Sized_relobj::clear_got_offsets): New function.
1803 (Sized_relobj::section_offsets): Move here from child class.
1804 (Sized_relobj::do_output_section_offset): Likewise.
1805 (Sized_relobj::do_set_section_offset): Likewise.
1806 (Sized_relobj::Local_got_offsets): Likewise.
1807 (Sized_relobj::local_got_offsets_): Likewise.
1808 (Sized_relobj::section_offsets_): Likewise.
1809 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1810 references.
1811 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1812 class.
1813 (Sized_relobj_file::sized_relobj): New function
1814 (Sized_relobj_file::local_has_got_offset): Move to base class.
1815 (Sized_relobj_file::local_got_offset): Likewise.
1816 (Sized_relobj_file::set_local_got_offset): Likewise.
1817 (Sized_relobj_file::get_output_section_offset): Likewise.
1818 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1819 (Sized_relobj_file::do_output_section_offset): Likewise.
1820 (Sized_relobj_file::do_set_section_offset): Likewise.
1821 (Sized_relobj_file::Local_got_offsets): Likewise.
1822 (Sized_relobj_file::local_got_offsets_): Likewise.
1823 (Sized_relobj_file::section_offsets_): Likewise.
1824 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1825 (all constructors).
1826 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1827 (Output_reloc::get_symbol_index): Likewise.
1828 (Output_reloc::local_section_offset): Likewise.
1829 (Output_reloc::get_address): Likewise.
1830 (Output_reloc::symbol_value): Likewise.
1831 (Output_data_got::reserve_slot): Move to class definition.
1832 (Output_data_got::reserve_local): New function.
1833 (Output_data_got::reserve_slot_for_global): Remove.
1834 (Output_data_got::reserve_global): New function.
1835 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1836 (all constructors, two instantiations).
1837 (Output_reloc::get_relobj): New function (two instantiations).
1838 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1839 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1840 (Output_data_reloc::add_global): Adjust type of relobj.
1841 (Output_data_reloc::add_global_relative): Likewise.
1842 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1843 (Output_data_reloc::add_local): Likewise.
1844 (Output_data_reloc::add_local_relative): Likewise.
1845 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1846 (Output_data_reloc::add_local_section): Likewise.
1847 (Output_data_reloc::add_output_section): Likewise.
1848 (Output_data_reloc::add_absolute): Likewise.
1849 (Output_data_reloc::add_target_specific): Likewise.
1850 (Output_data_got::reserve_slot): Move definition here.
1851 (Output_data_got::reserve_local): New function.
1852 (Output_data_got::reserve_global): New function.
1853 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1854 section_offsets_ with accessor function.
1855 (Sized_relobj_file::write_sections): Likewise.
1856 (Sized_relobj_file::do_relocate_sections): Likewise.
1857 * target.h (Sized_target::reserve_local_got_entry): New function.
1858 (Sized_target::reserve_global_got_entry): New function.
1859 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1860 (Target_x86_64::reserve_global_got_entry): New function.
1861 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1862
4829d394
CC		 18632011-05-23 Cary Coutant <ccoutant@google.com>
1864
1865 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1866 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1867 bit when checking got_type.
1868 * incremental.cc (Sized_incremental_binary::setup_readers):
1869 Store symbol table and string table locations; initialize bit vector
1870 of file status flags.
1871 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1872 unchanged files.
1873 (Sized_incremental_binary::do_process_got_plt): New function.
1874 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1875 (Output_section_incremental_inputs::set_final_data_size): Record
1876 file index for each input file.
1877 (Output_section_incremental_inputs::write_got_plt): Store file index
1878 instead of input entry offset for each GOT entry.
1879 * incremental.h
1880 (Incremental_input_entry::Incremental_input_entry): Initialize new
1881 data member.
1882 (Incremental_input_entry::set_offset): Store file index.
1883 (Incremental_input_entry::get_file_index): New function.
1884 (Incremental_input_entry::file_index_): New data member.
1885 (Incremental_binary::process_got_plt): New function.
1886 (Incremental_binary::do_process_got_plt): New function.
1887 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1888 data members.
1889 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1890 (Sized_incremental_binary::set_file_is_unchanged): New function.
1891 (Sized_incremental_binary::file_is_unchanged): New function.
1892 (Sized_incremental_binary::do_process_got_plt): New function.
1893 (Sized_incremental_binary::file_status_): New data member.
1894 (Sized_incremental_binary::main_symtab_loc_): New data member.
1895 (Sized_incremental_binary::main_strtab_loc_): New data member.
1896 * output.cc (Output_data_got::Got_entry::write): Add case
1897 RESERVED_CODE.
1898 (Output_data_got::add_global): Call add_got_entry.
1899 (Output_data_got::add_global_plt): Likewise.
1900 (Output_data_got::add_global_with_rel): Likewise.
1901 (Output_data_got::add_global_with_rela): Likewise.
1902 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1903 (Output_data_got::add_global_pair_with_rela): Likewise.
1904 (Output_data_got::add_local): Call add_got_entry.
1905 (Output_data_got::add_local_plt): Likewise.
1906 (Output_data_got::add_local_with_rel): Likewise.
1907 (Output_data_got::add_local_with_rela): Likewise.
1908 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1909 (Output_data_got::add_local_pair_with_rela): Likewise.
1910 (Output_data_got::reserve_slot): New function.
1911 (Output_data_got::reserve_slot_for_global): New function.
1912 (Output_data_got::add_got_entry): New function.
1913 (Output_data_got::add_got_entry_pair): New function.
1914 (Output_section::add_output_section_data): Edit FIXME.
1915 * output.h
1916 (Output_section_data_build::Output_section_data_build): New
1917 constructor with size parameter.
1918 (Output_data_space::Output_data_space): Likewise.
1919 (Output_data_got::Output_data_got): Initialize new data member; new
1920 constructor with size parameter.
1921 (Output_data_got::add_constant): Call add_got_entry.
1922 (Output_data_got::reserve_slot): New function.
1923 (Output_data_got::reserve_slot_for_global): New function.
1924 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1925 (Output_data_got::add_got_entry): New function.
1926 (Output_data_got::add_got_entry_pair): New function.
1927 (Output_data_got::free_list_): New data member.
1928 * target.h (Sized_target::init_got_plt_for_update): New function.
1929 (Sized_target::register_global_plt_entry): New function.
1930 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1931 Initialize new data member; call init; add constructor with PLT count.
1932 (Output_data_plt_x86_64::init): New function.
1933 (Output_data_plt_x86_64::add_relocation): New function.
1934 (Output_data_plt_x86_64::reserve_slot): New function.
1935 (Output_data_plt_x86_64::free_list_): New data member.
1936 (Target_x86_64::init_got_plt_for_update): New function.
1937 (Target_x86_64::register_global_plt_entry): New function.
1938 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1939 incremental updates.
1940 (Output_data_plt_x86_64::add_relocation): New function.
1941 * testsuite/object_unittest.cc (Object_test): Set default options.
1942
ec69d6da
ILT		 19432011-05-16 Ian Lance Taylor <iant@google.com>
1944
1945 * options.h (class General_options): Make -i a synonym for -r.
1946
732e31de
ILT		 19472011-05-16 Ian Lance Taylor <iant@google.com>
1948
1949 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1950
403676b5
CC		 19512011-05-10 Cary Coutant <ccoutant@google.com>
1952
1953 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1954 strip_all (-s).
1955
5b7b7d6e
ILT		 19562011-05-06 Ian Lance Taylor <iant@google.com>
1957
1958 * layout.cc (Layout::layout): If the output section flags change,
1959 update the ordering.
1960
f0f9babf
CC		 19612011-04-25 Cary Coutant <ccoutant@google.com>
1962
1963 * incremental-dump.cc (dump_incremental_inputs): Print local
1964 symbol info for each input file.
1965 * incremental.cc
1966 (Output_section_incremental_inputs::set_final_data_size): Add local
1967 symbol info to input file entries in incremental info.
1968 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1969 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1970 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1971 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1972 implementation.
1973 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1974 (Sized_incr_relobj::do_relocate): Write the local symbols.
1975 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1976 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1977 Adjust size of input file header.
1978 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1979 (Incremental_inputs_reader::get_local_symbol_count): New function.
1980 (Incremental_inputs_reader::get_input_section): Adjust size of input
1981 file header.
1982 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1983 (Sized_incr_relobj::This): New typedef.
1984 (Sized_incr_relobj::sym_size): New const data member.
1985 (Sized_incr_relobj::Local_symbol): New struct.
1986 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1987 (Sized_incr_relobj::do_local_symbol_offset): New function.
1988 (Sized_incr_relobj::local_symbol_count_): New data member.
1989 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1990 (Sized_incr_relobj::local_symbol_index_): New data member.
1991 (Sized_incr_relobj::local_symbol_offset_): New data member.
1992 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1993 (Sized_incr_relobj::local_symbols_): New data member.
1994 * object.h (Relobj::output_local_symbol_count): New function.
1995 (Relobj::local_symbol_offset): New function.
1996 (Relobj::do_output_local_symbol_count): New function.
1997 (Relobj::do_local_symbol_offset): New function.
1998 (Sized_relobj::do_output_local_symbol_count): New function.
1999 (Sized_relobj::do_local_symbol_offset): New function.
2000
d0a9ace3
ILT		 20012011-04-22 Vladimir Simonov <sv@sw.ru>
2002
2003 * descriptors.cc (set_close_on_exec): New function.
2004 (Descriptors::open): Use set_close_on_exec.
2005 * output.cc (S_ISLNK): Define if not defined.
2006
94a3fc8b
CC		 20072011-04-22 Cary Coutant <ccoutant@google.com>
2008
2009 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2010 global symbol map.
2011 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2012 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2013 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2014 relocations.
2015 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2016 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2017 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2018 * incremental.h
2019 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2020 function.
2021 (Incremental_binary::apply_incremental_relocs): New function.
2022 (Incremental_binary::do_apply_incremental_relocs): New function.
2023 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2024 data member.
2025 (Sized_incremental_binary::add_global_symbol): New function.
2026 (Sized_incremental_binary::global_symbol): New function.
2027 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2028 (Sized_incremental_binary::symbol_map_): New data member.
2029 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2030 * target.h (Sized_target::apply_relocation): New function.
2031 * target-reloc.h (apply_relocation): New function.
2032 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2033
c87e4302
DK		 20342011-04-22 Doug Kwan <dougkwan@google.com>
2035
2036 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2037 flag of a SHT_ARM_EXIDX section.
2038 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2039 * testsuite/Makefile.in: Regenerate.
2040 * testsuite/arm_exidx_test.s: New file.
2041 * testsuite/arm_exidx_test.sh: Same.
2042
e7782cf6
CC		 20432011-04-20 Cary Coutant <ccoutant@google.com>
2044
2045 PR gold/12689
2046 * archive.h (Incremental_archive_entry::Archive_member):
2047 Initialize arg_serial_ (second constructor).
2048
308ecdc7
ILT		 20492011-04-17 Ian Lance Taylor <iant@google.com>
2050
2051 * object.cc (Relocate_info::location): Simplify location string.
2052 * errors.cc (Errors::error_at_location): Don't print program
2053 name.
2054 (Errors::warning_at_location): Likewise.
2055 (Errors::undefined_symbol): Likewise.
2056 * testsuite/debug_msg.sh: Update accordingly.
2057
bec5b579
CC		 20582011-04-14 Cary Coutant <ccoutant@google.com>
2059
2060 * gold/layout.cc (Layout::symtab_section_offset): New function.
2061 * gold/layout.h (Layout::symtab_section_offset): New function.
2062 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2063
88597d34
ILT		 20642011-04-12 Ian Lance Taylor <iant@google.com>
2065
2066 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2067 with MREMAP_MAYMOVE.
2068 * output.h (class Output_file): Add map_is_allocated_ field.
2069 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2070 not available, provide stubs. If mremap is not available, #define
2071 it to gold_mremap.
2072 (MREMAP_MAYMOVE): Define if not defined.
2073 (Output_file::Output_file): Initialize map_is_allocated_.
2074 (Output_file::resize): Check map_is_allocated_.
2075 (Output_file::map_anonymous): If mmap fails, use malloc.
2076 (Output_file::unmap): Don't do anything for an anonymous map.
2077 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2078 is not available, provide stubs.
2079 (File_read::View::~View): Use free rather than delete[].
2080 (File_read::make_view): Use malloc rather than new[]. If mmap
2081 fails, use malloc.
2082 (File_read::find_or_make_view): Use malloc rather than new[].
2083 * gold.h: Remove HAVE_REMAP code.
2084 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2085 exists. Rename mremap to gold_mremap. If mmap is not available
2086 don't do anything.
2087 * configure, config.in: Rebuild.
2088
11e361bc
ILT		 20892011-04-11 Ian Lance Taylor <iant@google.com>
2090
2091 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2092 initialize local variable v.
2093
cdc29364
CC		 20942011-04-11 Cary Coutant <ccoutant@google.com>
2095
2096 * archive.cc (Archive::include_member): Adjust call to
2097 report_object.
2098 (Add_archive_symbols::run): Track argument serial numbers.
2099 (Lib_group::include_member): Likewise.
2100 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2101 * archive.h (Incremental_archive_entry::Archive_member):
2102 Initialize arg_serial_.
2103 (Archive_member::arg_serial_): New data member.
2104 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2105 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2106 incremental link.
2107 (Sized_dynobj::do_for_all_local_got_entries): New function.
2108 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2109 function.
2110 * fileread.cc (get_mtime): New function.
2111 * fileread.h (get_mtime): New function.
2112 * gold.cc (queue_initial_tasks): Check for incremental update.
2113 (process_incremental_input): New function.
2114 (queue_middle_tasks): Don't force valid target for incremental
2115 update.
2116 * incremental-dump.cc (find_input_containing_global): Adjust
2117 size of symbol info entry.
2118 (dump_incremental_inputs): Dump argument serial number and
2119 in_system_directory flag; bias shndx by 1; print symbol names
2120 when dumping per-file symbol lists; use new symbol info readers.
2121 * incremental.cc
2122 (Output_section_incremental_inputs:update_data_size): New function.
2123 (Sized_incremental_binary::setup_readers): Setup input readers
2124 for each input file; build maps for files added from libraries
2125 and scripts.
2126 (Sized_incremental_binary::check_input_args): New function.
2127 (Sized_incremental_binary::do_check_inputs): Build map of argument
2128 serial numbers to input arguments.
2129 (Sized_incremental_binary::do_file_has_changed): Rename
2130 do_file_is_unchanged to this; compare file modification times.
2131 (Sized_incremental_binary::do_init_layout): New function.
2132 (Sized_incremental_binary::do_reserve_layout): New function.
2133 (Sized_incremental_binary::do_get_input_reader): Remove.
2134 (Sized_incremental_binary::get_symtab_view): New function.
2135 (Incremental_checker::can_incrementally_link_output_file): Remove.
2136 (Incremental_inputs::report_command_line): Exclude --debug options.
2137 (Incremental_inputs::report_archive_begin): Add parameter; track
2138 argument serial numbers; don't put input file entry for archive
2139 before archive members.
2140 (Incremental_inputs::report_archive_end): Put input file entry
2141 for archive after archive members.
2142 (Incremental_inputs::report_object): Add parameter; track argument
2143 serial numbers and in_system_directory flag.
2144 (Incremental_inputs::report_script): Add parameter; track argument
2145 serial numbers.
2146 (Output_section_incremental_inputs::set_final_data_size): Adjust
2147 size of symbol info entry; check for forwarding symbols.
2148 (Output_section_incremental_inputs::write_input_files): Write
2149 in_system_directory flag and argument serial number.
2150 (Output_section_incremental_inputs::write_info_blocks): Map section
2151 indices between incremental info and original input file; store
2152 input section index for each symbol.
2153 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2154 change operator() to visit().
2155 (class Global_got_offset_visitor): Likewise.
2156 (class Global_symbol_visitor_got_plt):
2157 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2158 classes.
2159 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2160 (Sized_incr_relobj::do_read_symbols): New function.
2161 (Sized_incr_relobj::do_layout): New function.
2162 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2163 (Sized_incr_relobj::do_add_symbols): New function.
2164 (Sized_incr_relobj::do_should_include_member): New function.
2165 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2166 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2167 (Sized_incr_relobj::do_section_size): New function.
2168 (Sized_incr_relobj::do_section_name): New function.
2169 (Sized_incr_relobj::do_section_contents): New function.
2170 (Sized_incr_relobj::do_section_flags): New function.
2171 (Sized_incr_relobj::do_section_entsize): New function.
2172 (Sized_incr_relobj::do_section_address): New function.
2173 (Sized_incr_relobj::do_section_type): New function.
2174 (Sized_incr_relobj::do_section_link): New function.
2175 (Sized_incr_relobj::do_section_info): New function.
2176 (Sized_incr_relobj::do_section_addralign): New function.
2177 (Sized_incr_relobj::do_initialize_xindex): New function.
2178 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2179 (Sized_incr_relobj::do_read_relocs): New function.
2180 (Sized_incr_relobj::do_gc_process_relocs): New function.
2181 (Sized_incr_relobj::do_scan_relocs): New function.
2182 (Sized_incr_relobj::do_count_local_symbols): New function.
2183 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2184 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2185 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2186 (Sized_incr_relobj::do_relocate): New function.
2187 (Sized_incr_relobj::do_set_section_offset): New function.
2188 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2189 (Sized_incr_dynobj::do_read_symbols): New function.
2190 (Sized_incr_dynobj::do_layout): New function.
2191 (Sized_incr_dynobj::do_add_symbols): New function.
2192 (Sized_incr_dynobj::do_should_include_member): New function.
2193 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2194 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2195 (Sized_incr_dynobj::do_section_size): New function.
2196 (Sized_incr_dynobj::do_section_name): New function.
2197 (Sized_incr_dynobj::do_section_contents): New function.
2198 (Sized_incr_dynobj::do_section_flags): New function.
2199 (Sized_incr_dynobj::do_section_entsize): New function.
2200 (Sized_incr_dynobj::do_section_address): New function.
2201 (Sized_incr_dynobj::do_section_type): New function.
2202 (Sized_incr_dynobj::do_section_link): New function.
2203 (Sized_incr_dynobj::do_section_info): New function.
2204 (Sized_incr_dynobj::do_section_addralign): New function.
2205 (Sized_incr_dynobj::do_initialize_xindex): New function.
2206 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2207 (make_sized_incremental_object): New function.
2208 (Incremental_library::copy_unused_symbols): New function.
2209 (Incremental_library::do_for_all_unused_symbols): New function.
2210 * incremental.h (enum Incremental_input_flags): New type.
2211 (class Incremental_checker): Remove.
2212 (Incremental_input_entry::Incremental_input_entry): Add argument
2213 serial number.
2214 (Incremental_input_entry::arg_serial): New function.
2215 (Incremental_input_entry::set_is_in_system_directory): New function.
2216 (Incremental_input_entry::is_in_system_directory): New function.
2217 (Incremental_input_entry::arg_serial_): New data member.
2218 (Incremental_input_entry::is_in_system_directory_): New data member.
2219 (class Script_info): Move here from script.h.
2220 (Script_info::Script_info): Add filename parameter.
2221 (Script_info::filename): New function.
2222 (Script_info::filename_): New data member.
2223 (Incremental_script_entry::Incremental_script_entry): Add argument
2224 serial number.
2225 (Incremental_object_entry::Incremental_object_entry): Likewise.
2226 (Incremental_object_entry::add_input_section): Build list of input
2227 sections with map to original shndx.
2228 (Incremental_object_entry::get_input_section_index): New function.
2229 (Incremental_object_entry::shndx_): New data member.
2230 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2231 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2232 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2233 serial number.
2234 (Incremental_inputs::report_archive_begin): Likewise.
2235 (Incremental_inputs::report_object): Likewise.
2236 (Incremental_inputs::report_script): Likewise.
2237 (class Incremental_global_symbol_reader): New class.
2238 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2239 and store flags and input file type.
2240 (Incremental_input_entry_reader::arg_serial): New function.
2241 (Incremental_input_entry_reader::type): Extract type from flags.
2242 (Incremental_input_entry_reader::is_in_system_directory): New function.
2243 (Incremental_input_entry_reader::get_input_section_count): Call
2244 accessor function for type.
2245 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2246 function for type; adjust size of global symbol entry.
2247 (Incremental_input_entry_reader::get_global_symbol_count): Call
2248 accessor function for type.
2249 (Incremental_input_entry_reader::get_object_count): Likewise.
2250 (Incremental_input_entry_reader::get_object_offset): Likewise.
2251 (Incremental_input_entry_reader::get_member_count): Likewise.
2252 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2253 (Incremental_input_entry_reader::get_member_offset): Likewise.
2254 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2255 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2256 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2257 (Incremental_input_entry_reader::get_global_symbol_reader): New
2258 function.
2259 (Incremental_input_entry_reader::get_output_symbol_index): New
2260 function.
2261 (Incremental_input_entry_reader::type_): Remove.
2262 (Incremental_input_entry_reader::flags_): New data member.
2263 (Incremental_inputs_reader::input_file_offset): New function.
2264 (Incremental_inputs_reader::input_file_index): New function.
2265 (Incremental_inputs_reader::input_file): Call input_file_offset.
2266 (Incremental_inputs_reader::input_file_at_offset): New function.
2267 (Incremental_relocs_reader::get_r_type): Reformat.
2268 (Incremental_relocs_reader::get_r_shndx): Reformat.
2269 (Incremental_relocs_reader::get_r_offset): Reformat.
2270 (Incremental_relocs_reader::data): New function.
2271 (Incremental_binary::Incremental_binary): Initialize new data members.
2272 (Incremental_binary::check_inputs): Add cmdline parameter.
2273 (Incremental_binary::file_is_unchanged): Remove.
2274 (Input_reader::arg_serial): New function.
2275 (Input_reader::get_unused_symbol_count): New function.
2276 (Input_reader::get_unused_symbol): New function.
2277 (Input_reader::do_arg_serial): New function.
2278 (Input_reader::do_get_unused_symbol_count): New function.
2279 (Input_reader::do_get_unused_symbol): New function.
2280 (Incremental_binary::input_file_count): New function.
2281 (Incremental_binary::get_input_reader): Change signature to use
2282 index instead of filename.
2283 (Incremental_binary::file_has_changed): New function.
2284 (Incremental_binary::get_input_argument): New function.
2285 (Incremental_binary::get_library): New function.
2286 (Incremental_binary::get_script_info): New function.
2287 (Incremental_binary::init_layout): New function.
2288 (Incremental_binary::reserve_layout): New function.
2289 (Incremental_binary::output_file): New function.
2290 (Incremental_binary::do_check_inputs): New function.
2291 (Incremental_binary::do_file_is_unchanged): Remove.
2292 (Incremental_binary::do_file_has_changed): New function.
2293 (Incremental_binary::do_init_layout): New function.
2294 (Incremental_binary::do_reserve_layout): New function.
2295 (Incremental_binary::do_input_file_count): New function.
2296 (Incremental_binary::do_get_input_reader): Change signature.
2297 (Incremental_binary::input_args_map_): New data member.
2298 (Incremental_binary::library_map_): New data member.
2299 (Incremental_binary::script_map_): New data member.
2300 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2301 new data members.
2302 (Sized_incremental_binary::output_section): New function.
2303 (Sized_incremental_binary::inputs_reader): Add const.
2304 (Sized_incremental_binary::symtab_reader): Add const.
2305 (Sized_incremental_binary::relocs_reader): Add const.
2306 (Sized_incremental_binary::got_plt_reader): Add const.
2307 (Sized_incremental_binary::get_symtab_view): New function.
2308 (Sized_incremental_binary::Inputs_reader): New typedef.
2309 (Sized_incremental_binary::Input_entry_reader): New typedef.
2310 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2311 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2312 (Sized_incremental_binary::do_file_has_changed): New function.
2313 (Sized_incremental_binary::do_init_layout): New function.
2314 (Sized_incremental_binary::do_reserve_layout): New function.
2315 (Sized_input_reader::Inputs_reader): Remove.
2316 (Sized_input_reader::Input_entry_reader): Remove.
2317 (Sized_input_reader::do_arg_serial): New function.
2318 (Sized_input_reader::do_get_unused_symbol_count): New function.
2319 (Sized_input_reader::do_get_unused_symbol): New function.
2320 (Sized_incremental_binary::do_input_file_count): New function.
2321 (Sized_incremental_binary::do_get_input_reader): Change signature;
2322 use index instead of filename.
2323 (Sized_incremental_binary::section_map_): New data member.
2324 (Sized_incremental_binary::input_entry_readers_): New data member.
2325 (class Sized_incr_relobj): New class.
2326 (class Sized_incr_dynobj): New class.
2327 (make_sized_incremental_object): New function.
2328 (class Incremental_library): New class.
2329 * layout.cc (Free_list::num_lists): New static data member.
2330 (Free_list::num_nodes): New static data member.
2331 (Free_list::num_removes): New static data member.
2332 (Free_list::num_remove_visits): New static data member.
2333 (Free_list::num_allocates): New static data member.
2334 (Free_list::num_allocate_visits): New static data member.
2335 (Free_list::init): New function.
2336 (Free_list::remove): New function.
2337 (Free_list::allocate): New function.
2338 (Free_list::dump): New function.
2339 (Free_list::print_stats): New function.
2340 (Layout_task_runner::run): Resize output file for incremental updates.
2341 (Layout::Layout): Initialize new data members.
2342 (Layout::set_incremental_base): New function.
2343 (Layout::init_fixed_output_section): New function.
2344 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2345 incremental updates.
2346 (Layout::create_gold_note): Do not create gold note section for
2347 incremental updates.
2348 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2349 for incremental updates.
2350 (Layout::set_section_offsets): For incremental updates, allocate space
2351 from free list.
2352 (Layout::create_symtab_sections): Layout with offsets relative to
2353 start of section; for incremental updates, allocate space from free
2354 list.
2355 (Layout::create_shdrs): For incremental updates, allocate space from
2356 free list.
2357 (Layout::finish_dynamic_section): For incremental updates, do not
2358 check --as-needed (fixed in subsequent patch).
2359 * layout.h (class Free_list): New class.
2360 (Layout::set_incremental_base): New function.
2361 (Layout::incremental_base): New function.
2362 (Layout::init_fixed_output_section): New function.
2363 (Layout::allocate): New function.
2364 (Layout::incremental_base_): New data member.
2365 (Layout::free_list_): New data member.
2366 * main.cc (main): Print Free_list statistics.
2367 * object.cc (Relobj::finalize_incremental_relocs): Add
2368 clear_counts parameter; clear counts only when clear_counts is set.
2369 (Sized_relobj::Sized_relobj): Initialize new base class.
2370 (Sized_relobj::do_layout): Don't report special sections.
2371 (Sized_relobj::do_for_all_local_got_entries): New function.
2372 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2373 symtab_off to all symbol table offsets.
2374 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2375 * object.h (class Got_offset_list): Move to top of file.
2376 (Object::Object): Allow case where input_file == NULL.
2377 (Object::~Object): Likewise.
2378 (Object::input_file): Assert that input_file != NULL.
2379 (Object::lock): Allow case where input_file == NULL.
2380 (Object::unlock): Likewise.
2381 (Object::is_locked): Likewise.
2382 (Object::token): Likewise.
2383 (Object::release): Likewise.
2384 (Object::is_incremental): New function.
2385 (Object::get_mtime): New function.
2386 (Object::for_all_local_got_entries): New function.
2387 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2388 (Object::set_is_in_system_directory): New function.
2389 (Object::is_in_system_directory): New function.
2390 (Object::do_is_incremental): New function.
2391 (Object::do_get_mtime): New function.
2392 (Object::do_for_all_local_got_entries): New function.
2393 (Object::is_in_system_directory_): New data member.
2394 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2395 (class Sized_relobj_base): New class.
2396 (class Sized_relobj): Derive from Sized_relobj_base.
2397 (class Sized_relobj::Symbols): Redeclare from base class.
2398 (class Sized_relobj::local_got_offset_list): Remove.
2399 (class Sized_relobj::Output_sections): Redeclare from base class.
2400 (class Sized_relobj::do_for_all_local_got_entries): New function.
2401 (class Sized_relobj::write_local_symbols): Add offset parameter.
2402 (class Sized_relobj::local_symbol_offset_): Update comment.
2403 (class Sized_relobj::local_dynsym_offset_): Update comment.
2404 * options.cc (Input_arguments::add_file): Remove const.
2405 * options.h (Input_file_argument::Input_file_argument):
2406 Initialize arg_serial_ (all constructors).
2407 (Input_file_argument::set_arg_serial): New function.
2408 (Input_file_argument::arg_serial): New function.
2409 (Input_file_argument::arg_serial_): New data member.
2410 (Input_arguments::Input_arguments): Initialize file_count_.
2411 (Input_arguments::add_file): Remove const.
2412 (Input_arguments::number_of_input_files): New function.
2413 (Input_arguments::file_count_): New data member.
2414 (Command_line::number_of_input_files): Call
2415 Input_arguments::number_of_input_files.
2416 * output.cc (Output_segment_headers::Output_segment_headers):
2417 Set current size.
2418 (Output_section::Input_section::current_data_size): New function.
2419 (Output_section::Output_section): Initialize new data members.
2420 (Output_section::add_input_section): Don't do merge sections for
2421 an incremental link; allocate space from free list for an
2422 incremental update.
2423 (Output_section::add_output_section_data): Allocate space from
2424 free list for an incremental update.
2425 (Output_section::update_data_size): New function.
2426 (Output_section::set_fixed_layout): New function.
2427 (Output_section::reserve): New function.
2428 (Output_segment::set_section_addresses): Remove const.
2429 (Output_segment::set_section_list_addresses): Remove const; allocate
2430 space from free list for an incremental update.
2431 (Output_segment::set_offset): Adjust size of RELRO segment for an
2432 incremental update.
2433 * output.h (Output_data::current_data_size): Move here from
2434 child classes.
2435 (Output_data::pre_finalize_data_size): New function.
2436 (Output_data::update_data_size): New function.
2437 (Output_section_headers::update_data_size): new function.
2438 (Output_section_data_build::current_data_size): Move to Output_data.
2439 (Output_data_strtab::update_data_size): New function.
2440 (Output_section::current_data_size): Move to Output_data.
2441 (Output_section::set_fixed_layout): New function.
2442 (Output_section::has_fixed_layout): New function.
2443 (Output_section::reserve): New function.
2444 (Output_section::update_data_size): New function.
2445 (Output_section::has_fixed_layout_): New data member.
2446 (Output_section::free_list_): New data member.
2447 (Output_segment::set_section_addresses): Remove const.
2448 (Output_segment::set_section_list_addresses): Remove const.
2449 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2450 New function.
2451 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2452 New function.
2453 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2454 parameter when calling Add_symbols constructor; store argument
2455 serial number for members of a lib group.
2456 (Add_symbols::locks): Allow case where token == NULL.
2457 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2458 (Read_member::~Read_member): New function.
2459 (Read_member::is_runnable): New function.
2460 (Read_member::locks): New function.
2461 (Read_member::run): New function.
2462 (Check_script::~Check_script): New function.
2463 (Check_script::is_runnable): New function.
2464 (Check_script::locks): New function.
2465 (Check_script::run): New function.
2466 (Check_library::~Check_library): New function.
2467 (Check_library::is_runnable): New function.
2468 (Check_library::locks): New function.
2469 (Check_library::run): New function.
2470 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2471 (Add_symbols::library_): New data member.
2472 (class Read_member): New class.
2473 (class Check_script): New class.
2474 (class Check_library): New class.
2475 * reloc.cc (Read_relocs::is_runnable): Allow case where
2476 token == NULL.
2477 (Read_relocs::locks): Likewise.
2478 (Scan_relocs::locks): Likewise.
2479 (Relocate_task::locks): Likewise.
2480 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2481 to clear counters.
2482 (Sized_relobj::incremental_relocs_scan): Fix comment.
2483 (Sized_relobj::do_relocate): Pass output file offset to
2484 write_local_symbols.
2485 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2486 from class declaration.
2487 * script.cc (read_input_script): Allocate Script_info; pass
2488 argument serial number to report_script.
2489 * script.h (class Script_info): Move to incremental.h.
2490 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2491 * symtab.h (Symbol_table::add_from_incrobj): New function.
2492 (Symbol_table::set_file_offset): New function.
2493
b961d0d7
CC		 24942011-04-05 Cary Coutant <ccoutant@google.com>
2495
2496 * incremental-dump.cc (dump_incremental_inputs): Change signature
2497 to take a Sized_incremental_binary; change caller. Use readers
2498 in Sized_incremental_binary.
2499 * incremental.cc
2500 (Sized_incremental_binary::find_incremental_inputs_sections):
2501 Rename do_find_incremental_inputs_sections to this.
2502 (Sized_incremental_binary::setup_readers): New function.
2503 (Sized_incremental_binary::do_check_inputs): Check
2504 has_incremental_info_ flag; move setup code to setup_readers;
2505 use input readers.
2506 (Sized_incremental_binary::do_file_is_unchanged): New function.
2507 (Sized_incremental_binary::do_get_input_reader): New function.
2508 * incremental.h (class Incremental_binary): Move to end of file.
2509 (Incremental_binary::file_is_unchanged): New function.
2510 (Incremental_binary::do_file_is_unchanged): New function.
2511 (Incremental_binary::Input_reader): New class.
2512 (Incremental_binary::get_input_reader): New function.
2513 (class Sized_incremental_binary): Move to end of file.
2514 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2515 input section reader classes.
2516 (Sized_incremental_binary::has_incremental_info): New function.
2517 (Sized_incremental_binary::inputs_reader): New function.
2518 (Sized_incremental_binary::symtab_reader): New function.
2519 (Sized_incremental_binary::relocs_reader): New function.
2520 (Sized_incremental_binary::got_plt_reader): New function.
2521 (Sized_incremental_binary::do_file_is_unchanged): New function.
2522 (Sized_incremental_binary::Sized_input_reader): New class.
2523 (Sized_incremental_binary::get_input_reader): New function.
2524 (Sized_incremental_binary::find_incremental_inputs_sections):
2525 Rename do_find_incremental_inputs_sections to this.
2526 (Sized_incremental_binary::setup_readers): New function.
2527 (Sized_incremental_binary::has_incremental_info_): New data member.
2528 (Sized_incremental_binary::inputs_reader_): New data member.
2529 (Sized_incremental_binary::symtab_reader_): New data member.
2530 (Sized_incremental_binary::relocs_reader_): New data member.
2531 (Sized_incremental_binary::got_plt_reader_): New data member.
2532 (Sized_incremental_binary::current_input_file_): New data member.
2533
a869183f
PP		 25342011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2535
2536 PR gold/12640
2537 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2538 violation.
2539
25402011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2541
2542 * archive.cc (Archive::include_member): Adjust call to report_object.
2543 (Add_archive_symbols::run): Add script_info to call to
2544 report_archive_begin.
2545 (Lib_group::include_member): Adjust call to report_object.
2546 (Add_lib_group_symbols::run): Adjust call to report_object.
2547 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2548 blocks. Add object count for script input files.
2549 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2550 script_info parameter; change all callers.
2551 (Incremental_inputs::report_object): Add script_info parameter;
2552 change all callers.
2553 (Incremental_inputs::report_script): Store backpointer to
2554 incremental info entry.
2555 (Output_section_incremental_inputs::set_final_data_size): Record
2556 additional information for scripts.
2557 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2558 * incremental.h (Incremental_script_entry::add_object): New function.
2559 (Incremental_script_entry::get_object_count): New function.
2560 (Incremental_script_entry::get_object): New function.
2561 (Incremental_script_entry::objects_): New data member; adjust
2562 constructor.
2563 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2564 (Incremental_inputs::report_object): Add script_info parameter.
2565 (Incremental_inputs_reader::get_object_count): New function.
2566 (Incremental_inputs_reader::get_object_offset): New function.
2567 * options.cc (Input_arguments::add_file): Return reference to
2568 new input argument.
2569 * options.h (Input_argument::set_script_info): New function.
2570 (Input_argument::script_info): New function.
2571 (Input_argument::script_info_): New data member; adjust all
2572 constructors.
2573 (Input_file_group::add_file): Return reference to new input argument.
2574 (Input_file_lib::add_file): Likewise.
2575 (Input_arguments::add_file): Likewise.
2576 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2577 * script.cc (Parser_closure::Parser_closure): Add script_info
2578 parameter; adjust all callers.
2579 (Parser_closure::script_info): New function.
2580 (Parser_closure::script_info_): New data member.
2581 (read_input_script): Report scripts earlier to incremental info.
2582 (script_add_file): Set script_info in Input_argument.
2583 (script_add_library): Likewise.
2584 * script.h (Script_options::Script_info): Rewrite class.
2585
a869183f 25862011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2587
2588 * archive.cc (Library_base::should_include_member): Move
2589 method here from class Archive.
2590 (Archive::Archive): Initialize base class.
2591 (Archive::should_include_member): Move to base class.
2592 (Archive::do_for_all_unused_symbols): New function.
2593 (Add_archive_symbols::run): Remove redundant access to
2594 incremental_inputs.
2595 (Lib_group::Lib_group): Initialize base class.
2596 (Lib_group::do_filename): New function.
2597 (Lib_group::include_member): Pass pointer to Lib_group to
2598 report_object.
2599 (Lib_group::do_for_all_unused_symbols): New function.
2600 (Add_lib_group_symbols::run): Report archive information for
2601 incremental links.
2602 * archive.h (class Library_base): New base class.
2603 (class Archive): Derive from Library_base.
2604 (Archive::filename): Move to base class.
2605 (Archive::set_incremental_info): Likewise.
2606 (Archive::incremental_info): Likewise.
2607 (Archive::Should_include): Likewise.
2608 (Archive::should_include_member): Likewise.
2609 (Archive::Armap_entry): Remove.
2610 (Archive::Unused_symbol_iterator): Remove.
2611 (Archive::unused_symbols_begin): Remove.
2612 (Archive::unused_symbols_end): Remove.
2613 (Archive::do_filename): New function.
2614 (Archive::do_get_mtime): New function.
2615 (Archive::do_for_all_unused_symbols): New function.
2616 (Archive::task_): Move to base class.
2617 (Archive::incremental_info_): Likewise.
2618 (class Lib_group): Derive from Library_base.
2619 (Lib_group::do_filename): New function.
2620 (Lib_group::do_get_mtime): New function.
2621 (Lib_group::do_for_all_unused_symbols): New function.
2622 (Lib_group::task_): Move to base class.
2623 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2624 function.
2625 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2626 function.
2627 * incremental.cc (Incremental_inputs::report_archive_begin):
2628 Use Library_base; call library's get_mtime; add incremental inputs
2629 entry before members.
2630 (class Unused_symbol_visitor): New class.
2631 (Incremental_inputs::report_archive_end): Use Library_base; use
2632 visitor class to record unused symbols; don't add incremental inputs
2633 entry after members.
2634 (Incremental_inputs::report_object): Use Library_base.
2635 * incremental.h
2636 (Incremental_archive_entry::Incremental_archive_entry): Remove
2637 unused Archive parameter.
2638 (Incremental_inputs::report_archive_begin): Use Library_base.
2639 (Incremental_inputs::report_archive_end): Likewise.
2640 (Incremental_inputs::report_object): Likewise.
2641 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2642 function.
2643 * object.h (Object::for_all_global_symbols): New function.
2644 (Object::do_for_all_global_symbols): New function.
2645 (Sized_relobj::do_for_all_global_symbols): New function.
2646 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2647 function.
2648 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2649 function.
2650
61ab3e40
ILT		 26512011-03-27 Ian Lance Taylor <iant@google.com>
2652
2653 * archive.cc (Archive::interpret_header): Return -1 if something
2654 goes wrong. Change callers accordingly.
2655
30e1f9e6
CC		 26562011-03-25 Cary Coutant <ccoutant@google.com>
2657
2658 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2659 * testsuite/Makefile.in: Regenerate.
2660
9370ce59 26612011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2662
2663 * plugin.cc (get_view): New.
2664 (Plugin::load): Pass get_view to the plugin.
2665 (Plugin_manager::get_view): New.
2666
9312bb0a
ILT		 26672011-03-21 Ian Lance Taylor <iant@google.com>
2668
2669 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2670 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2671
7e12ba9e
ST		 26722011-03-21 Sriraman Tallam <tmsriram@google.com>
2673
2674 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2675 Change == to -eq.
2676 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2677 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2678 Change == to -eq.
2679 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2680 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2681
fd7a005d
ILT		 26822011-03-14 Ian Lance Taylor <iant@google.com>
2683
2684 * script-sections.cc (Sort_output_sections::script_compare):
2685 Rename from is_before, change return type.
2686 (Sort_output_sections::operator()): Adjust accordingly.
2687
ed16fd1b
ILT		 26882011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2689
2690 PR gold/12572
2691 * testsuite/odr_violation2.cc: Add comment to make all error line
2692 numbers double digits.
2693 * testsuite/debug_msg.sh: Adjust expected errors.
2694
71ff8986
ILT		 26952011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2696
2697 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2698 but mark earlier ones as non-canonical
2699 (offset_to_iterator): Update search target and example
2700 (do_addr2line): Return extra lines in a vector*
2701 (format_file_lineno): Extract from do_addr2line
2702 (one_addr2line): Add vector* out-param
2703 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2704 when a lineno entry appeared last for its instruction
2705 (Dwarf_line_info): Add vector* out-param
2706 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2707 * symtab.cc (Odr_violation_compare): Include the lineno in the
2708 comparison again.
2709 (linenos_from_loc): New. Combine the canonical line for an
2710 address with its other lines.
2711 (True_if_intersect): New. Helper functor to make
2712 std::set_intersection a query.
2713 (detect_odr_violations): Compare sets of lines instead of just
2714 one line for each function. This became less deterministic, but
2715 has fewer false positives.
2716 * symtab.h: Declarations.
2717 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2718 mix an optimized and non-optimized object in the same binary
2719 (odr_violation2.so): Same.
2720 * testsuite/Makefile.in: Regenerate from Makefile.am.
2721 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2722 * testsuite/debug_msg.sh: Update line numbers and add
2723 assertions.
2724 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2725 non-optimized context.
2726 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2727 isn't inlined, and use OdrDerived in an optimized context.
2728 * testsuite/odr_header1.h: Defines OdrDerived, where
2729 optimization will change the
2730 first-instruction-in-the-destructor's file and line number.
2731 * testsuite/odr_header2.h: Defines OdrBase.
2732
a19fefdc
ILT		 27332011-03-09 Ian Lance Taylor <iant@google.com>
2734
2735 * fileread.cc (File_read::clear_views): Don't delete the whole
2736 file view.
2737
ecb351e9
ILT		 27382011-03-08 Ian Lance Taylor <iant@google.com>
2739
2740 PR gold/12525
2741 * fileread.cc: #include <climits>.
2742 (GOLD_IOV_MAX): Define.
2743 (File_read::read_multiple): Limit number of entries by iov_max.
2744 * fileread.h (class File_read): Always set max_readv_entries to
2745 128.
2746
b821d13c
ILT		 27472011-03-07 Ian Lance Taylor <iant@google.com>
2748
2749 PR gold/12525
2750 * options.h (class General_options): Add -dy and -dn.
2751
89243142
CC		 27522011-03-02 Cary Coutant <ccoutant@google.com>
2753
2754 * testsuite/script_test_9.t: Add TLS segment.
2755
d0773f31
ILT		 27562011-03-02 Simon Baldwin <simonb@google.com>
2757
2758 * configure.ac: Add check for gnu_indirect_function support in
2759 the toolchain building binutils.
2760 * configure: Rebuild.
2761
9370ce59 27622011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2763
2764 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2765 plugin only symbols.
2766 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2767 in plugin files as not needed in the symbol table.
2768
4cf7a849
ST		 27692011-02-11 Sriraman Tallam <tmsriram@google.com>
2770
2771 * output.cc (Output_section::add_input_section): Delay fill
2772 generation for section ordering.
2773
b578bd7d
ILT		 27742011-02-09 Ian Lance Taylor <iant@google.com>
2775
2776 PR gold/12316
2777 * object.h (class Sized_relobj): Remove clear_local_symbols.
2778 * reloc.cc (Sized_relobj::do_relocate): Don't call
2779 clear_local_symbols.
2780
9370ce59 27812011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2782
2783 * plugin.cc (is_visible_from_outside): Return true for symbols
2784 in the -u option.
2785
55382fb7
ILT		 27862011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2787
2788 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2789 filename.
2790
4e271fff
ST		 27912011-02-02 Sriraman Tallam <tmsriram@google.com>
2792
2793 * icf.h (is_section_foldable_candidate): Change type of parameter
2794 to std::string.
2795 * icf.cc (Icf::find_identical_sections): Change type of local variable
2796 section_name to be std::string.
2797 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2798
d433c3ac
ILT		 27992011-01-25 Ian Lance Taylor <iant@google.com>
2800
2801 * script.cc (script_add_extern): Rewrite to use
2802 add_symbol_reference.
2803
880473a6
DK		 28042011-01-25 Doug Kwan <dougkwan@google.com>
2805
d433c3ac 2806 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2807
f30f86fa
ILT		 28082011-01-24 Ian Lance Taylor <iant@google.com>
2809
2810 * options.h (class General_options): Accept
2811 --no-detect-odr-violations.
2812
8e51a0b9
ILT		 28132011-01-24 Ian Lance Taylor <iant@google.com>
2814
2815 * version.cc (version_string): Bump to 1.11.
2816
0f3b89d8
ILT		 28172011-01-24 Ian Lance Taylor <iant@google.com>
2818
2819 * plugin.cc (class Plugin_rescan): Define new class.
2820 (Plugin_manager::claim_file): Set any_claimed_.
2821 (Plugin_manager::save_archive): New function.
2822 (Plugin_manager::save_input_group): New function.
2823 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2824 necessary.
2825 (Plugin_manager::new_undefined_symbol): New function.
2826 (Plugin_manager::rescan): New function.
2827 (Plugin_manager::rescannable_defines): New function.
2828 (Plugin_manager::add_input_file): Set any_added_.
2829 * plugin.h (class Plugin_manager): define new fields rescannable_,
2830 undefined_symbols_, any_claimed_, and any_added_. Declare
2831 Plugin_rescan as friend. Declare new functions.
2832 (Plugin_manager::Rescannable): Define type.
2833 (Plugin_manager::Rescannable_list): Define type.
2834 (Plugin_manager::Undefined_symbol_list): Define type.
2835 (Plugin_manager::Plugin_manager): Initialize new fields.
2836 * archive.cc (Archive::defines_symbol): New function.
2837 (Add_archive_symbols::run): Pass archive to plugins if any.
2838 * archive.h (class Archive): Declare defines_symbol.
2839 * readsyms.cc (Input_group::~Input_group): New function.
2840 (Finish_group::run): Pass input_group to plugins if any.
2841 * readsyms.h (class Input_group): Declare destructor.
2842 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2843 any.
2844
3bb951e5
ILT		 28452011-01-10 Ian Lance Taylor <iant@google.com>
2846
2847 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2848 section as relro.
2849 (Layout::set_segment_offsets): Reset increase_relro before calling
2850 set_section_addresses a second time.
2851
0aa45fac
CC		 28522011-01-04 Cary Coutant <ccoutant@google.com>
2853
2854 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2855 sections before NOBITS sections.
2856
0db46eb4
L		 28572011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2858
2859 * version.cc (print_version): Update copyright to 2011.
2860
829c9745
CC		 28612010-12-23 Cary Coutant <ccoutant@google.com>
2862
2863 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2864 of OS to this->add. Add OD parameter to second form of the function.
2865
7500420b
ILT		 28662010-12-20 Ian Lance Taylor <iant@google.com>
2867
2868 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2869 second of two consecutive entries with same offset.
2870
f8e9a930
RW		 28712010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2872
2873 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2874 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2875 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2876 to avoid unneeded links against $(LDADD).
2877 * testsuite/Makefile.in: Regenerate.
2878
2fbb4320
ILT		 28792010-12-15 Ian Lance Taylor <iant@google.com>
2880
2881 PR gold/12324
2882 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2883 for R_X86_64_32 and R_X86_64_PC32.
2884 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2885 ver_matching_def_pic.o.
2886 (ver_matching_def_pic.o): New target.
2887
fedb228d
RW		 28882010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2889
2890 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2891 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2892 Move definition before File_read::View member definitions.
2893 (File_read::View::~View): Initialize and hold lock before
2894 updating current_mapped_bytes.
2895
9b547ce6
RW		 28962010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2897
2898 * dwarf_reader.cc: Remove outdated comment.
2899 * gold-threads.cc: Fix typo in error message.
2900 * archive.cc: Fix typos in comments.
2901 * archive.h: Likewise.
2902 * arm-reloc-property.cc: Likewise.
2903 * arm-reloc-property.h: Likewise.
2904 * arm-reloc.def: Likewise.
2905 * arm.cc: Likewise.
2906 * attributes.h: Likewise.
2907 * cref.cc: Likewise.
2908 * ehframe.cc: Likewise.
2909 * fileread.h: Likewise.
2910 * gold.h: Likewise.
2911 * i386.cc: Likewise.
2912 * icf.cc: Likewise.
2913 * incremental.h: Likewise.
2914 * int_encoding.cc: Likewise.
2915 * layout.h: Likewise.
2916 * main.cc: Likewise.
2917 * merge.h: Likewise.
2918 * object.cc: Likewise.
2919 * object.h: Likewise.
2920 * options.cc: Likewise.
2921 * readsyms.cc: Likewise.
2922 * reduced_debug_output.cc: Likewise.
2923 * reloc.cc: Likewise.
2924 * script-sections.cc: Likewise.
2925 * sparc.cc: Likewise.
2926 * symtab.h: Likewise.
2927 * target-reloc.h: Likewise.
2928 * target.cc: Likewise.
2929 * target.h: Likewise.
2930 * timer.cc: Likewise.
2931 * timer.h: Likewise.
2932 * x86_64.cc: Likewise.
2933
83e17bd5
CC		 29342010-12-09 Cary Coutant <ccoutant@google.com>
2935
2936 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2937 stack.
2938 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2939 parameter; change all callers.
2940 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2941 * options.h (warn_execstack): New option.
2942
017257f8
DK		 29432010-12-07 Doug Kwan <dougkwan@google.com>
2944
2945 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2946 like function call relocations.
2947
c20cbc06
ILT		 29482010-12-07 Ian Lance Taylor <iant@google.com>
2949
2950 * archive.cc (Archive::get_elf_object_for_member): Permit
2951 punconfigured to be NULL.
2952 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2953 (Archive::include_member): Pass NULL to get_elf_object_for_member
2954 if we searched for the archive and this is the first included
2955 object.
2956
4dbfafcc
ILT		 29572010-12-01 Ian Lance Taylor <iant@google.com>
2958
2959 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2960 track_relocs_type_ field.
2961 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2962 Set track_relocs_type_.
2963 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2964 contents when using RELA relocs.
2965 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2966 reloc_map_.
2967 * reloc.cc (Track_relocs::next_addend): New function.
2968 * reloc.h (class Track_relocs): Declare next_addend.
2969
e5e19edd
ILT		 29702010-12-01 Ian Lance Taylor <iant@google.com>
2971
2972 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2973 virtual destructor.
2974
9a5ce24c
ILT		 29752010-12-01 Ian Lance Taylor <iant@google.com>
2976
2977 * README: Update compilers known to work and fail.
2978
c7791212
NC		 29792010-11-23 Matthias Klose <doko@ubuntu.com>
2980
2981 * configure.in: For --enable-gold, handle value `default' instead of
2982 `both*'. Always install ld as ld.bfd, install as ld if gold is
2983 not the default.
2984 * configure: Regenerate.
2985
0ad220c9
DK		 29862010-11-18 Doug Kwan <dougkwan@google.com>
2987
2988 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2989 and right_alignment to be zero. Store result alignment only if it is
2990 greater than existing alignment.
2991
ab8056e0
CC		 29922010-11-16 Cary Coutant <ccoutant@google.com>
2993
2994 PR gold/12220
2995 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2996 Check for ".zdebug_line".
2997
fd064a5b
CC		 29982010-11-16 Doug Kwan <dougkwan@google.com>
2999 Cary Coutant <ccoutant@google.com>
3000
3001 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3002 by reference; adjust all callers.
3003 * output.cc (Output_segment::set_section_addresses): Adjust references
3004 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3005 list is empty.
3006 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3007 end at page boundary.
3008
6fc6ea19
CC		 30092010-11-16 Cary Coutant <ccoutant@google.com>
3010
3011 PR gold/12220
3012 * layout.cc (Layout::choose_output_section): Transform names of
3013 compressed sections even when using a script with a SECTIONS clause.
3014 (Layout::output_section_name): Remove code to transform
3015 compressed debug section names.
3016 * output.cc (Output_section::add_input_section): Use uncompressed
3017 section size when tracking input sections.
3018
95a2c8d6
RS		 30192010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3020
3021 * symtab.h (Symbol::NON_PIC_REF): Remove.
3022 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3023 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3024 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3025 (Symbol::use_plt_offset): Take a flags argument and pass it
3026 directly to needs_dynamic_reloc. Restrict check for undefined
3027 weak symbols to function calls.
3028 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3029 (Target_arm::Scan::global): Use it.
3030 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3031 (Target_arm::Relocate::relocate): Likewise.
3032 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3033 parameter with an r_type parameter. Use get_reference_flags
3034 to get the flags.
3035 (Target_arm::Relocate::relocate): Update accordingly.
3036 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3037 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3038 (Target_i386::Scan::global): Likewise.
3039 (Target_i386::Relocate::relocate): Likewise.
3040 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3041 parameter with an r_type parameter. Use get_reference_flags
3042 to get the flags.
3043 (Target_i386::Relocate::relocate): Update accordingly.
3044 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3045 (Target_powerpc::Scan::global): Use it.
3046 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3047 (Target_powerpc::Relocate::relocate): Likewise.
3048 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3049 (Target_sparc::Scan::global): Use it.
3050 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3051 (Target_sparc::Relocate::relocate): Likewise.
3052 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3053 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3054 (Target_x86_64::Scan::global): Likewise.
3055 (Target_x86_64::Relocate::relocate): Likewise.
3056
f625ae50
DK		 30572010-11-08 Doug Kwan <dougkwan@google.com>
3058 Cary Coutant <ccoutant@google.com>
3059
3060 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3061 (Arm_exidx_merge_section::section_contents_): New data member.
3062 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3063 (Arm_input_section::~Arm_input_section): De-allocate memory.
3064 (Arm_input_section::original_contents_): New data member.
3065 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3066 in parameters instead of calling Object::section_contents without
3067 locking.
3068 (Arm_output_section::group_section): New parameter TASK. Pass it
3069 to callees that need locking objects.
3070 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3071 to lock EXIDX input sections. Fix a formatting issue. Call
3072 Arm_exidx_merged_section::build_contents to create merged section
3073 contents.
3074 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3075 to lock object of stub table owner.
3076 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3077 TEXT_SIZE to initialize data member TEXT_SIZE_.
3078 (Arm_exidx_input_section::addralign): Fix typo in comment.
3079 (Arm_exidx_input_section::text_size): New method.
3080 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3081 that require locking objects. Lock objects before scanning for stubs
3082 and updating local symbols.
3083 (Arm_input_section<big_endian>::init): Copy contents of original
3084 input section.
3085 (Arm_input_section<big_endian>::do_write): Use saved contents of
3086 original input section instead of calling Object::section_contents
3087 without locking.
3088 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3089 size without calling Object::section_size().
3090 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3091 for size. Allocate a buffer for merged EXIDX entries.
3092 (Arm_exidx_merged_section::build_contents): New method.
3093 (Arm_exidx_merged_section::do_write): Move merge section contents
3094 building code to Arm_exidx_merged_section::build_contetns. Write
3095 out contetns in buffer instead of building it on the fly.
3096 (Arm_relobj::make_exidx_input_section): Also pass text section size
3097 to Arm_exidx_input_section constructor.
3098 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3099 (Arm_dynobj::do_read_symbols): Fix memory leak.
3100 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3101 * target.h: (class Task): Add forward declaration.
3102 (Target::relax): Add new parameter TASK and pass it to
3103 Target::do_relax().
3104 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3105
5f9bcf58
CC		 31062010-11-05 Cary Coutant <ccoutant@google.com>
3107
3108 PR gold/10708
3109 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3110 object when reading from the file.
3111 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3112 second layout pass.
3113 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3114 when reading section contents.
3115 (get_section_contents): Likewise.
3116 (icf::find_identical_sections): Likewise.
3117 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3118 object when reading from the file.
3119 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3120 the object when doing deferred section layout.
3121
e597fa08
NC		 31222010-11-03 Nick Clifton <nickc@redhat.com>
3123
3124 PR gold/12001
3125 * script.h (class Symbol_assignment: name): New member. Returns
3126 the name of the symbol.
3127 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3128 Returns true if the given symbol name is on the list of
3129 assignments wating to be processed.
3130 * archive.cc (should_incldue_member): If the symbol is undefined,
3131 check to see if it is on the list of symbols pending assignment.
3132
3f9a3278
ILT		 31332010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3134
3135 * script-sections.cc (Script_sections::find_memory_region): Check
3136 for a NULL output section pointer.
3137
d06fb4d1
DK		 31382010-10-29 Doug Kwan <dougkwan@google.com>
3139
3140 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3141 Output_section::add_relaxed_input_section.
3142 * output.cc (Output_section::add_relaxed_input_section): Add new
3143 arguments LAYOUT and NAME. Set section order index.
3144 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3145 Copy section order index.
3146 * output.h (Output_section::add_relaxed_input_section): Add new
3147 arguments LAYOUT and NAME.
3148
90e24de5
ILT		 31492010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3150
3151 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3152 NATIVE_OR_CROSS_LINKER.
3153 * testsuite/Makefile.in: Regenerate.
3154
c9484ea5
DK		 31552010-10-20 Doug Kwan <dougkwan@google.com>
3156
3157 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3158 without SHF_LINK_ORDER flags.
3159 * layout.cc (Layout::choose_output_section): Do not filter
3160 SHF_LINK_ORDER flag in a relocatable link.
3161
5bc2f5be
CC		 31622010-10-17 Cary Coutant <ccoutant@google.com>
3163
3164 * output.h (Output_segment::set_section_addresses): Change function
3165 signature. Update all callers.
3166 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3167 sections.
3168 (Output_segment::set_section_addresses): Align after last TLS
3169 section. Add padding before last relro section instead of after.
3170
0c91cf04
DK		 31712010-10-17 Doug Kwan <dougkwan@google.com>
3172
3173 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3174 GOT output section to be writable.
3175
8c21d9d3
CC		 31762010-10-14 Cary Coutant <ccoutant@google.com>
3177
3178 * debug.h (DEBUG_INCREMENTAL): New flag.
3179 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3180 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3181 mode.
3182 * incremental.cc (report_command_line): Ignore all forms of
3183 --incremental.
3184 * layout.cc (Layout::Layout): Check parameters for incremental link
3185 mode.
3186 * options.cc (General_options::parse_incremental): New function.
3187 (General_options::parse_no_incremental): New function.
3188 (General_options::parse_incremental_full): New function.
3189 (General_options::parse_incremental_update): New function.
3190 (General_options::incremental_mode_): New data member.
3191 (General_options::finalize): Check incremental_mode_.
3192 * options.h (General_options): Update help text for --incremental.
3193 Add --no-incremental, --incremental-full, --incremental-update.
3194 (General_options::Incremental_mode): New enum type.
3195 (General_options::incremental_mode): New function.
3196 (General_options::incremental_mode_): New data member.
3197 * parameters.cc (Parameters::incremental_mode_): New data member.
3198 (Parameters::set_options): Set incremental_mode_.
3199 (Parameters::set_incremental_full): New function.
3200 (Parameters::incremental): New function.
3201 (Parameters::incremental_update): New function.
3202 (set_parameters_incremental_full): New function.
3203 * parameters.h (Parameters::set_incremental_full): New function.
3204 (Parameters::incremental): New function.
3205 (Parameters::incremental_update): New function.
3206 (Parameters::incremental_mode_): New data member.
3207 (set_parameters_incremental_full): New function.
3208 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3209 incremental link mode.
3210 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3211 (Sized_relobj::do_relocate_sections): Likewise.
3212 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3213 option.
3214 * testsuite/Makefile.in: Regenerate.
3215 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3216
bb32aa18 32172010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3218
3219 * script-sections.h (class Script_sections): Make
3220 Sections_elements typedef public.
3221 * script-sections.cc (class Sort_output_sections): Add elements_
3222 field. Add constructor which sets it; change all callers.
3223 (Sort_output_sections::is_before): New function.
3224 (Sort_output_sections::operator()): Call is_before.
3225 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3226 conditional.
3227 * testsuite/script_test_10.sh: New test. Test script section
3228 order.
3229 * testsuite/script_test_10.t: Likewise.
3230 * testsuite/script_test_10.s: Likewise.
3231 * testsuite/Makefile.am: Wrap the cross linker tests and the
3232 common tests into NATIVE_OR_CROSS_LINKER.
3233 (check_SCRIPTS): Add script_test_10.sh.
3234 (check_DATA): Add script_test_10.stdout.
3235 (script_test_10.o, script_test_10): New targets.
3236 (script_test_10.stdout): New target.
3237 * configure, testsuite/Makefile.in: Regenerate.
3238
3cef7179
ILT		 32392010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3240
3241 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3242 error for the deprecated relocations.
3243 (Target_arm::Scan::global): Likewise.
3244 (Target_arm::Relocate::relocate): Likewise.
3245
7411e9a8
RS		 32462010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3247
3248 * fileread.cc (Input_file::find_file): Initialize *found_name
3249 and *namep when using the fallback search for case 4.
3250
6a9da32a
CC		 32512010-10-11 Cary Coutant <ccoutant@google.com>
3252
3253 * options.h (class General_options): Redefine -z lazy as an alias for
3254 the negation of -z now.
3255
ac897c20
ILT		 32562010-10-11 Ian Lance Taylor <iant@google.com>
3257
3258 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3259 binding.
3260
ea5cae92
NC		 32612010-10-06 Nick Clifton <nickc@redhat.com>
3262
3263 * script-sections.cc(class Memory_region): Remove
3264 current_lma_offset_ field. Rename current_vma_offset_ to
3265 current_offset_. Add last_section_ field.
3266 (Memory_region::get_current_vma_address): Rename to
3267 get_current_address.
3268 (Memory_region::get_current_lma_address): Delete.
3269 (Memory_region::increment_vma_offset): Rename to
3270 increment_offset.
3271 (Memory_region::increment_lma_offset): Delete.
3272 (Memory_region::attributes_compatible): New method. Returns
3273 true if the provided section is compatible with the region.
3274 (Memory_region::get_last_section): New method. Returns the last
3275 section to use the region.
3276 (Memory_region::set_last_section): New method. Stores the last
3277 section to use the region.
3278 (Script_sections::block_in_region): New method. Returns true if
3279 a block of memory is contained within a region.
3280 (Script_sections::find_memory_region): New method. Locates a
3281 memory region to be used to set a VMA or LMA address.
3282 (Output_section_definition::set_section_addresses): Add code to
3283 check for addresses set by memory regions.
3284 (Output_segment::set_section_addresses): Remove memory region
3285 walking code.
3286 (Script_sections::create_segment): Add a warning if a header
3287 segment is created outside of any region.
3288 * script-sections.h (class Script_sections): Add prototypes for
3289 find_memory_region and block_in_region methods.
3290 * testsuite/memory_test.s: Use .long instead of .word.
3291 * testsuite/memory_test.t: Add some more output sections.
3292 * testsuite/memory_test.sh: Update expected output.
3293
a9bfd952
DK		 32942010-10-02 Doug Kwan <dougkwan@google.com>
3295
3296 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3297 defintion to symtab.h
3298 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3299 declaration to defintion.
3300
bacff3ab
NC		 33012010-10-01 Nick Clifton <nickc@redhat.com>
3302
3303 * expression.cc (eval): Replace dummy argument with NULL.
3304 (eval_maybe_dot): Check for a NULL result section pointer.
3305 (Symbol_expression::value): Likewise.
3306 (Dot_expression::value): Likewise.
3307 (BINARY_EXPRESSION): Likewise.
3308 (Max_expression::value): Likewise.
3309 (Min_expression::value): Likewise.
3310 (Absolute_expression::value): Likewise.
3311 (Addr_expression::value_from_output_section): Likewise.
3312 (Loaddddr_expression::value_from_output_section): Likewise.
3313 (Segment_start_expression::value): Likewise.
3314 * script-sections.cc
3315 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3316 argument with NULL.
3317 (Sections_elememt_dot_assignment::set_section_addresses):
3318 Likewise.
3319 (Output_data_expression::do_write_to_buffer): Likewise.
3320 (Output_section_definition::finalize_symbols): Likewise.
3321 (Output_section_definition::set_section_addresses): Likewise.
3322
f81bc8b5
DK		 33232010-09-30 Doug Kwan <dougkwan@google.com>
3324
3325 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3326
c95e9f27
ST		 33272010-09-28 Sriraman Tallam <tmsriram@google.com>
3328
3329 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3330 function.
c95e9f27
ST		 3331 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3332 virtual function.
3333 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3334 virtual function.
3335 * icf.cc (get_section_contents): Inline merge sections only when
3336 target allows it.
3337
3cac54d2
RW		 33382010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3339
3340 * configure: Regenerate.
3341
2904037a
ILT		 33422010-09-17 Ian Lance Taylor <iant@google.com>
3343
3344 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3345 * testsuite/Makefile.am (memory_test.o): New target.
3346 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3347 memory_test.t.
3348 * testsuite/Makefile.in: Rebuild.
2904037a 3349
bca7fb63
DK		 33502010-09-17 Doug Kwan <dougkwan@google.com>
3351
3352 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3353 defintion if relocation uses GOT entries of the symbol.
3354 * testsuite/icf_safe_test.sh: Fix test.
3355 * testsuite/icf_safe_so_test.sh: Fix test.
3356
4ef28648
CC		 33572010-09-16 Cary Coutant <ccoutant@google.com>
3358
3359 * script_sections.cc (class Memory_region): Remove "NULL" from
3360 vector initializations.
3361
793990de
CC		 33622010-09-15 Cary Coutant <ccoutant@google.com>
3363
3364 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3365 Resolve forwarding symbols.
3366
81e015e2
DK		 33672010-09-15 Doug Kwan <dougkwan@google.com>
3368
3369 * gold/testsuite/script_test_3.t: Add ARM special sections.
3370 * gold/testsuite/script_test_4.t: Same.
3371 * gold/testsuite/script_test_5.t: Same.
3372 * gold/testsuite/script_test_6.t: Same.
3373 * gold/testsuite/script_test_7.t: Same.
3374 * gold/testsuite/script_test_7.t: Same.
3375 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3376
36171d64
CC		 33772010-09-14 Cary Coutant <ccoutant@google.com>
3378
3379 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3380 (Target_x86_64::Relocate::relocate_tls): Replace check for
3381 saw_tls_block_reloc_ with test for executable section.
3382
d89051bd
CC		 33832010-09-12 Cary Coutant <ccoutant@google.com>
3384
3385 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3386 position-independent executables to shared libraries need dynamic
3387 relocations.
3388 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3389 position-independent executables.
3390 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3391 * testsuite/Makefile.in: Regenerate.
3392
fca41f0f
NC		 33932010-09-10 Nick Clifton <nickc@redhat.com>
3394
3395 PR gold/11997
3396 * testsuite/memory_test.t: Discard any sections that are not
3397 needed.
3398
6695e4b3
L		 33992010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3400
3401 PR gold/11996
3402 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3403 "This::" to work around a bug in gcc 4.2.
3404
3405 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3406
0f72bf6f
RÁE		 34072010-09-09 Rafael Espindola <espindola@google.com>
3408
3409 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3410 sections with different PF_X flags in the same segment.
3411 (Layout::find_first_load_seg): Search all segments to find the first
3412 one.
3413 * options.h (rosegment): New.
3414
34152010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3416
05a79166 3417 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3418
aa98ff75
DK		 34192010-09-08 Doug Kwan <dougkwan@google.com>
3420
3421 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3422 (Arm_relobj::do_relocate_sections): Add new parameter for output
3423 file to match the parent.
3424 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3425 of local symbols instead of input values. Update code to track
3426 changes in gold::relocate_section.
3427 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3428 (Sized_relobj::compute_final_local_value_internal): New methods.
3429 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3430 body into private version of Sized_relobj::compute_final_local_value.
3431 Call the inline method.
3432 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3433 merged symbol value if there is one.
3434 (Symbol_value::has_output_value): New method defintiion.
3435 (Sized_relobj::Compute_final_local_value_status): New enum type.
3436 (Sized_relobj::compute_final_local_value): New methods.
3437 (Sized_relobj::compute_final_local_value_internal): New methods.
3438 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3439 and arm_cortex_a8.sh.
3440 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3441 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3442 New tests.
3443 * Makefile.in: Regenerate.
3444 * testsuite/arm_bl_out_of_range.s: Update test.
3445 * testsuite/thumb_bl_out_of_range.s: Ditto.
3446 * testsuite/thumb_blx_out_of_range.s: Ditto.
3447 * testsuite/arm_branch_out_of_range.sh: New file.
3448 * testsuite/arm_cortex_a8.sh: Ditto.
3449 * testsuite/arm_cortex_a8_b.s: Ditto.
3450 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3451 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3452 * testsuite/arm_cortex_a8_bl.s: Ditto.
3453 * testsuite/arm_cortex_a8_blx.s: Ditto.
3454 * testsuite/arm_cortex_a8_local.s: Ditto.
3455 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3456 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3457
05a79166
L		 34582010-09-08 Rafael Espindola <espindola@google.com>
3459
3460 * Makefile.am (memory_test.stdout): Run readelf with -W.
3461 * Makefile.in: Regenerate.
3462 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3463 64 bit output.
3464
33dbc701
RÁE		 34652010-09-08 Rafael Espindola <espindola@google.com>
3466
3467 * script-sections.cc (Script_sections::add_memory_region): Convert
3468 field precision to int.
3469 * script.cc (script_set_section_region, script_set_section_region):
3470 Convert field precision to int.
3471
731ca54a
RÁE		 34722010-09-08 Rafael Espindola <espindola@google.com>
3473
3474 * arm.cc (do_finalize_sections): Create the __exidx_start and
3475 __exdix_end symbols even when the section is missing.
3476
7f8cd844
NC		 34772010-09-08 Nick Clifton <nickc@redhat.com>
3478
3479 * README: Remove claim that MEMORY is not supported.
3480 * expression.cc (script_exp_function_origin)
3481 (script_exp_function_length): Move from here to ...
3482 * script.cc: ... here.
3483 (script_set_section_region, script_add_memory)
3484 (script_parse_memory_attr, script_include_directive): New
3485 functions.
3486 * script-sections.cc
3487 (class Memory_region): New class.
3488 (class Output_section_definition): Add set_memory_region,
3489 set_section_vma, set_section_lma and get_section_name methods.
3490 (class Script_Sections): Add add_memory_region,
3491 find_memory_region, find_memory_region_origin,
3492 find_memory_region_length and set_memory_region methods.
3493 Have set_section_addresses method walk the list of set memory
3494 regions.
3495 Extend the print methos to display memory regions.
3496 * script-sections.h: Add prototypes for new methods.
3497 Add enum for MEMORY region attributes.
3498 * yyscript.y: Add support for parsing MEMORY regions.
3499 * script-c.h: Add prototypes for new functions.
3500 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3501 * testsuite/Makefile.in: Regenerate.
3502 * testsuite/memory_test.sh: New script.
3503 * testsuite/memory_test.s: New assembler source file.
3504 * testsuite/memory_test.t: New linker script.
3505
a4649286
DK		 35062010-08-27 Doug Kwan <dougkwan@google.com>
3507
3508 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3509 reference override an existing dynamic weak reference.
3510 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3511 * testsuite/Makefile.in: Regenerate.
3512 * testsuite/dyn_weak_ref.sh: New file.
3513 * testsuite/dyn_weak_ref_1.c: Ditto.
3514 * testsuite/dyn_weak_ref_2.c: Ditto.
3515
b56648ad
ILT		 35162010-08-27 Ian Lance Taylor <iant@google.com>
3517
3518 * incremental.h (class Incremental_input_entry): Add virtual
3519 destructor.
3520
809313cb
ILT		 35212010-08-27 Ian Lance Taylor <iant@google.com>
3522
3523 * testsuite/start_lib_test_3.c: Mark t3 as used.
3524
11e32464
NC		 35252010-08-27 Nick Clifton <nickc@redhat.com>
3526
3527 * options.cc (version_script): Fix small typo in previous
3528 whitespace tidyup.
3529
ca09d69a
NC		 35302010-08-25 Nick Clifton <nickc@redhat.com>
3531
3532 * archive.cc: Formatting fixes: Remove whitespace between
3533 typename and following asterisk. Remove whitespace between
3534 function name and opening parenthesis.
3535 * archive.h: Likewise.
3536 * arm.cc: Likewise.
3537 * attributes.cc: Likewise.
3538 * attributes.h: Likewise.
3539 * common.cc: Likewise.
3540 * copy-relocs.cc: Likewise.
3541 * dirsearch.h: Likewise.
3542 * dynobj.cc: Likewise.
3543 * ehframe.cc: Likewise.
3544 * ehframe.h: Likewise.
3545 * expression.cc: Likewise.
3546 * fileread.cc: Likewise.
3547 * fileread.h: Likewise.
3548 * gc.h: Likewise.
3549 * gold-threads.cc: Likewise.
3550 * gold.cc: Likewise.
3551 * i386.cc: Likewise.
3552 * icf.h: Likewise.
3553 * incremental-dump.cc: Likewise.
3554 * incremental.cc: Likewise.
3555 * layout.cc: Likewise.
3556 * layout.h: Likewise.
3557 * main.cc: Likewise.
3558 * merge.cc: Likewise.
3559 * merge.h: Likewise.
3560 * object.cc: Likewise.
3561 * object.h: Likewise.
3562 * options.cc: Likewise.
3563 * options.h: Likewise.
3564 * output.cc: Likewise.
3565 * output.h: Likewise.
3566 * plugin.cc: Likewise.
3567 * plugin.h: Likewise.
3568 * powerpc.cc: Likewise.
3569 * reloc.cc: Likewise.
3570 * script-c.h: Likewise.
3571 * script-sections.cc: Likewise.
3572 * script.cc: Likewise.
3573 * stringpool.cc: Likewise.
3574 * symtab.cc: Likewise.
3575 * symtab.h: Likewise.
3576 * target.cc: Likewise.
3577 * timer.cc: Likewise.
3578 * timer.h: Likewise.
3579 * version.cc: Likewise.
3580 * x86_64.cc: Likewise.
3581
b8fa8750
NC		 35822010-08-24 Nick Clifton <nickc@redhat.com>
3583
3584 PR 11899
3585 * layout.cc (segment_precedes): Sort segments by their physical
3586 addresses, if they have been set.
3587
9919d93b
CC		 35882010-08-23 Cary Coutant <ccoutant@google.com>
3589
3590 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3591 symbols data.
3592 (Lib_group::include_member): Unlock object after deleting its
3593 symbols data.
3594 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3595 the bug fixed here.
3596
97b4be1c
CC		 35972010-08-19 Neil Vachharajani <nvachhar@google.com>
3598 Cary Coutant <ccoutant@google.com>
3599
3600 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3601 constructor, and set_blocker.
3602 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3603 readsyms_blocker_.
3604 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3605 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3606 * testsuite/Makefile.am (start_lib_test): New test case.
3607 * testsuite/Makefile.in: Regenerate.
3608 * testsuite/start_lib_test_main.c: New file.
3609 * testsuite/start_lib_test_1.c: New file.
3610 * testsuite/start_lib_test_2.c: New file.
3611 * testsuite/start_lib_test_3.c: New file.
3612
dd0b1884
ILT		 36132010-08-19 Ian Lance Taylor <iant@google.com>
3614
3615 * Makefile.in: Rebuild with automake 1.11.1.
3616 * aclocal.m4: Likewise.
3617 * testsuite/Makefile.in: Likewise.
3618
7223e9ca
ILT		 36192010-08-19 Ian Lance Taylor <iant@google.com>
3620
3621 PR 10893
3622 * i386.cc (class Output_data_plt_i386): Update declarations.
3623 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3624 local_ifuncs_ fields.
3625 (Target_i386::do_plt_section_for_global): New function.
3626 (Target_i386::do_plt_section_for_local): New function.
3627 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3628 parameter; change all callers. Initialize global_ifuncs_ and
3629 local_ifuncs_. If doing a static link define __rel_iplt_start and
3630 __rel_iplt_end.
3631 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3632 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3633 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3634 symbols.
3635 (Target_i386::make_plt_section): New function, broken out of
3636 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3637 (Target_i386::make_plt_entry): Call make_plt_section.
3638 (Target_i386::make_local_ifunc_plt_entry): New function.
3639 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3640 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3641 R_386_IRELATIVE to switch.
3642 (Target_i386::Scan::global): Likewise.
3643 (Target_i386::Relocate::relocate): Likewise.
3644 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3645 switch.
3646 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3647 (Target_x86_64::do_plt_section_for_global): New function.
3648 (Target_x86_64::do_plt_section_for_local): New function.
3649 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3650 parameter; change all callers. If doing a static link define
3651 __rela_iplt_start and __rela_iplt_end.
3652 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3653 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3654 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3655 to point to .plt.
3656 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3657 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3658 switch.
3659 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3660 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3661 R_X86_64_IRELATIVE to switch.
3662 (Target_x86_64::Scan::global): Likewise.
3663 (Target_x86_64::Relocate::relocate): Likewise.
3664 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3665 switch.
3666 * target.h (class Target): Add plt_section_for_global and
3667 plt_section_for_local functions. Add do_plt_section_for_global
3668 and do_plt_section_for_local virtual functions.
3669 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3670 clarifying comments.
3671 (Symbol::use_plt_offset): Handle IFUNC symbol.
3672 * object.cc (Sized_relobj::Sized_relobj): Initialize
3673 local_plt_offsets_.
3674 (Sized_relobj::local_has_plt_offset): New function.
3675 (Sized_relobj::local_plt_offset): New function.
3676 (Sized_relobj::set_local_plt_offset): New function.
3677 (Sized_relobj::do_count): Handle IFUNC symbol.
3678 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3679 a bit away from input_shndx_ field. Add set_is_func_symbol and
3680 is_ifunc_symbol functions.
3681 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3682 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3683 local_plt_offsets_ field.
3684 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3685 * output.h (class Output_section_data): Add non-const
3686 output_section function.
3687 (class Output_data_got): Update declarations.
3688 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3689 Add use_plt_offset parameter to global and local constructors.
3690 Change all callers. Change local_sym_index_ field to 31 bits.
3691 Change GSYM_CODE and CONSTANT_CODE accordingly.
3692 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3693 doing a static link don't set sh_link field.
3694 (Output_data_got::Got_entry::write): Use PLT offset if
3695 appropriate.
3696 (Output_data_got::add_global_plt): New function.
3697 (Output_data_got::add_local_plt): New function.
3698 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3699 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3700 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3701 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3702 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3703 IFUNC conditional.
3704 * testsuite/ifunc-sel.h: New file.
3705 * testsuite/ifuncmain1.c: New file.
3706 * testsuite/ifuncmain1vis.c: New file.
3707 * testsuite/ifuncmod1.c: New file.
3708 * testsuite/ifuncdep2.c: New file.
3709 * testsuite/ifuncmain2.c: New file.
3710 * testsuite/ifuncmain3.c: New file.
3711 * testsuite/ifuncmod3.c: New file.
3712 * testsuite/ifuncmain4.c: New file.
3713 * testsuite/ifuncmain5.c: New file.
3714 * testsuite/ifuncmod5.c: New file.
3715 * testsuite/ifuncmain6pie.c: New file.
3716 * testsuite/ifuncmod6.c: New file.
3717 * testsuite/ifuncmain7.c: New file.
3718 * configure, testsuite/Makefile.in: Rebuild.
3719
56f75c03
ILT		 37202010-08-18 Ian Lance Taylor <iant@google.com>
3721
3722 * incremental.cc
3723 (Output_section_incremental_inputs::write_input_files): Add cast
3724 to avoid signed/unsigned comparison warning.
3725 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3726
55455f89
CC		 37272010-08-12 Cary Coutant <ccoutant@google.com>
3728
3729 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3730
e2054bcb
ILT		 37312010-08-13 Ian Lance Taylor <iant@google.com>
3732
3733 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3734
74f67560
DK		 37352010-08-12 Cary Coutant <ccoutant@google.com>
3736 Doug Kwan <dougkwan@google.com>
3737
3738 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3739 defintion overrides non-weak undef, remember that the original undef
3740 is not weak.
3741 * symtab.cc (Symbol_table::sized_write_global): For undef without
3742 an original weak binding, set binding to global in output.
3743 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3744 * testsuite/Makefile.in: Regenerate.
3745 * testsuite/strong_ref_weak_def.sh: New file.
3746 * testsuite/strong_ref_weak_def_1.c: Ditto.
3747 * testsuite/strong_ref_weak_def_2.c: Ditto.
3748
d1238d12
CC		 37492010-08-12 Cary Coutant <ccoutant@google.com>
3750
3751 * testsuite/incremental_test.sh: Rewrite.
3752 * testsuite/incremental_test_1.c: Rewrite.
3753 * testsuite/incremental_test_2.c: Rewrite.
3754
0e70b911
CC		 37552010-08-12 Cary Coutant <ccoutant@google.com>
3756
3757 * arm.cc (Target_arm::got_size): Add const.
3758 (Target_arm::got_entry_count): New function.
3759 (Target_arm::plt_entry_count): New function.
3760 (Target_arm::first_plt_entry_offset): New function.
3761 (Target_arm::plt_entry_size): New function.
3762 (Output_data_plt_arm::entry_count): New function.
3763 (Output_data_plt_arm::first_plt_entry_offset): New function.
3764 (Output_data_plt_arm::get_plt_entry_size): New function.
3765 * i386.cc (Target_i386::got_size): Add const.
3766 (Target_i386::got_entry_count): New function.
3767 (Target_i386::plt_entry_count): New function.
3768 (Target_i386::first_plt_entry_offset): New function.
3769 (Target_i386::plt_entry_size): New function.
3770 (Output_data_plt_i386::entry_count): New function.
3771 (Output_data_plt_i386::first_plt_entry_offset): New function.
3772 (Output_data_plt_i386::get_plt_entry_size): New function.
3773 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3774 find_incremental_inputs_sections. Dump incremental_got_plt section.
3775 * incremental.cc: Include target.h.
3776 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3777 parameter. Adjust all callers. Find incremental_got_plt section.
3778 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3779 section.
3780 (Output_section_incremental_inputs::set_final_data_size): Calculate
3781 size of incremental_got_plt section.
3782 (Output_section_incremental_inputs::do_write): Write the
3783 incremental_got_plt section.
3784 (Got_plt_view_info): New struct.
3785 (Local_got_offset_visitor): New class.
3786 (Global_got_offset_visitor): New class.
3787 (Global_symbol_visitor_got_plt): New class.
3788 (Output_section_incremental_inputs::write_got_plt): New function.
3789 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3790 Add parameter. Adjust all callers.
3791 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3792 (Incremental_inputs::got_plt_section): New function.
3793 (Incremental_inputs::got_plt_section_): New data member.
3794 (Incremental_got_plt_reader): New class.
3795 * layout.cc (Layout::create_incremental_info_sections): Add the
3796 incremental_got_plt section.
3797 * object.h (Got_offset_list::get_list): New function.
3798 (Got offset_list::for_all_got_offsets): New function.
3799 (Sized_relobj::local_got_offset_list): New function.
3800 * powerpc.cc (Target_powerpc::got_size): Add const.
3801 (Target_powerpc::got_entry_count): New function.
3802 (Target_powerpc::plt_entry_count): New function.
3803 (Target_powerpc::first_plt_entry_offset): New function.
3804 (Target_powerpc::plt_entry_size): New function.
3805 (Output_data_plt_powerpc::entry_count): New function.
3806 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3807 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3808 * sparc.cc (Target_sparc::got_size): Add const.
3809 (Target_sparc::got_entry_count): New function.
3810 (Target_sparc::plt_entry_count): New function.
3811 (Target_sparc::first_plt_entry_offset): New function.
3812 (Target_sparc::plt_entry_size): New function.
3813 (Output_data_plt_sparc::entry_count): New function.
3814 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3815 (Output_data_plt_sparc::get_plt_entry_size): New function.
3816 * symtab.h (Symbol::got_offset_list): New function.
3817 (Symbol_table::for_all_symbols): New function.
3818 * target.h (Sized_target::got_entry_count): New function.
3819 (Sized_target::plt_entry_count): New function.
3820 (Sized_target::plt_entry_size): New function.
3821 * x86_64.cc (Target_x86_64::got_size): Add const.
3822 (Target_x86_64::got_entry_count): New function.
3823 (Target_x86_64::plt_entry_count): New function.
3824 (Target_x86_64::first_plt_entry_offset): New function.
3825 (Target_x86_64::plt_entry_size): New function.
3826 (Output_data_plt_x86_64::entry_count): New function.
3827 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3828 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3829
09ec0418
CC		 38302010-08-12 Cary Coutant <ccoutant@google.com>
3831
3832 * archive.cc: Include incremental.h.
3833 (Archive::Archive): Initialize incremental_info_.
3834 (Archive::include_member): Record archive members in incremental info.
3835 (Add_archive_symbols::run): Record begin and end of an archive in
3836 incremental info.
3837 (Lib_group::include_member): Record objects in incremental info.
3838 * archive.h (Incremental_archive_entry): Forward declaration.
3839 (Archive::set_incremental_info): New member function.
3840 (Archive::incremental_info): New member function.
3841 (Archive::Unused_symbol_iterator): New class.
3842 (Archive::unused_symbols_begin): New member function.
3843 (Archive::unused_symbols_end): New member function.
3844 (Archive::incremental_info_): New data member.
3845 * incremental-dump.cc (find_input_containing_global): New function.
3846 (dump_incremental_inputs): Dump new incremental info sections.
3847 * incremental.cc: Include symtab.h.
3848 (Output_section_incremental_inputs): New class.
3849 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3850 new incremental info sections.
3851 (Sized_incremental_binary::do_check_inputs): Likewise.
3852 (Incremental_inputs::report_archive): Remove.
3853 (Incremental_inputs::report_archive_begin): New function.
3854 (Incremental_inputs::report_archive_end): New function.
3855 (Incremental_inputs::report_object): New function.
3856 (Incremental_inputs::finalize_inputs): Remove.
3857 (Incremental_inputs::report_input_section): New function.
3858 (Incremental_inputs::report_script): Rewrite.
3859 (Incremental_inputs::finalize): Do nothing but finalize string table.
3860 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3861 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3862 (Incremental_inputs::create_data_sections): New function.
3863 (Incremental_inputs::relocs_entsize): New function.
3864 (Output_section_incremental_inputs::set_final_data_size): New function.
3865 (Output_section_incremental_inputs::do_write): New function.
3866 (Output_section_incremental_inputs::write_header): New function.
3867 (Output_section_incremental_inputs::write_input_files): New function.
3868 (Output_section_incremental_inputs::write_info_blocks): New function.
3869 (Output_section_incremental_inputs::write_symtab): New function.
3870 * incremental.h (Incremental_script_entry): Forward declaration.
3871 (Incremental_object_entry): Forward declaration.
3872 (Incremental_archive_entry): Forward declaration.
3873 (Incremental_inputs): Forward declaration.
3874 (Incremental_inputs_header_data): Remove.
3875 (Incremental_inputs_header): Remove.
3876 (Incremental_inputs_header_write): Remove.
3877 (Incremental_inputs_entry_data): Remove.
3878 (Incremental_inputs_entry): Remove.
3879 (Incremental_inputs_entry_write): Remove.
3880 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3881 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3882 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3883 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3884 Likewise.
3885 (Incremental_input_entry): New class.
3886 (Incremental_script_entry): New class.
3887 (Incremental_object_entry): New class.
3888 (Incremental_archive_entry): New class.
3889 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3890 (Incremental_inputs::report_inputs): Remove.
3891 (Incremental_inputs::report_archive): Remove.
3892 (Incremental_inputs::report_archive_begin): New function.
3893 (Incremental_inputs::report_archive_end): New function.
3894 (Incremental_inputs::report_object): Change prototype.
3895 (Incremental_inputs::report_input_section): New function.
3896 (Incremental_inputs::report_script): Change prototype.
3897 (Incremental_inputs::get_reloc_count): New function.
3898 (Incremental_inputs::set_reloc_count): New function.
3899 (Incremental_inputs::create_data_sections): New function.
3900 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3901 (Incremental_inputs::inputs_section): New function.
3902 (Incremental_inputs::symtab_section): New function.
3903 (Incremental_inputs::relocs_section): New function.
3904 (Incremental_inputs::get_stringpool): Add const.
3905 (Incremental_inputs::command_line): Add const.
3906 (Incremental_inputs::inputs): Remove.
3907 (Incremental_inputs::command_line_key): New function.
3908 (Incremental_inputs::input_file_count): New function.
3909 (Incremental_inputs::input_files): New function.
3910 (Incremental_inputs::relocs_entsize): New function.
3911 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3912 (Incremental_inputs::finalize_inputs): Remove.
3913 (Incremental_inputs::Input_info): Remove.
3914 (Incremental_inputs::lock_): Remove.
3915 (Incremental_inputs::inputs_): Change type.
3916 (Incremental_inputs::inputs_map_): Remove.
3917 (Incremental_inputs::current_object_entry_): New data member.
3918 (Incremental_inputs::inputs_section_): New data member.
3919 (Incremental_inputs::symtab_section_): New data member.
3920 (Incremental_inputs::relocs_section_): New data member.
3921 (Incremental_inputs::reloc_count_): New data member.
3922 (Incremental_inputs_reader): New class.
3923 (Incremental_symtab_reader): New class.
3924 (Incremental_relocs_reader): New class.
3925 * layout.cc (Layout::finalize): Move finalization of incremental info
3926 and creation of incremental info sections to follow finalization of
3927 symbol table. Set offsets for postprocessing sections.
3928 (Layout::create_incremental_info_sections): Call
3929 Incremental_inputs::create_data_sections. Add incremental symtab
3930 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3931 sections to layout after input sections.
3932 * layout.h (struct Timespec): Forward declaration.
3933 (Layout::incremental_inputs): Add const.
3934 (Layout::create_incremental_info_sections): Add parameter.
3935 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3936 * object.cc: Include incremental.h.
3937 (Relobj::finalize_incremental_relocs): New function.
3938 (Sized_relobj::do_layout): Record input sections in incremental info.
3939 * object.h (Object::output_section): New function.
3940 (Object::output_section_offset): Moved from Relobj.
3941 (Object::get_incremental_reloc_base): New function.
3942 (Object::get_incremental_reloc_count): New function.
3943 (Object::do_output_section): New function.
3944 (Object::do_output_section_offset): Moved from Relobj.
3945 (Object::do_get_incremental_reloc_base): New function.
3946 (Object::do_get_incremental_reloc_count): New function.
3947 (Object::Object): Initialize new data members.
3948 (Relobj::output_section): Renamed do_output_section and moved to
3949 protected.
3950 (Relobj::output_section_offset): Moved to Object.
3951 (Relobj::do_get_incremental_reloc_base): New function.
3952 (Relobj::do_get_incremental_reloc_count): New function.
3953 (Relobj::allocate_incremental_reloc_counts): New function.
3954 (Relobj::count_incremental_reloc): New function.
3955 (Relobj::finalize_incremental_relocs): New function.
3956 (Relobj::next_incremental_reloc_index): New function.
3957 (Relobj::reloc_counts_): New data member.
3958 (Relobj::reloc_bases_): New data member.
3959 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3960 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3961 (Sized_relobj::incremental_relocs_scan): New function.
3962 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3963 (Sized_relobj::incremental_relocs_write): New function.
3964 (Sized_relobj::incremental_relocs_write_reltype): New function.
3965 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3966 incremental link.
3967 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3968 archives and object files elsewhere.
3969 (Add_symbols::run): Report object files here.
3970 (Finish_group::run): Report end of archive at end of group.
3971 * reloc.cc: Include layout.h, incremental.h.
3972 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3973 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3974 (Sized_relobj::incremental_relocs_scan): New function.
3975 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3976 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3977 (Sized_relobj::incremental_relocs_write): New function.
3978 (Sized_relobj::incremental_relocs_write_reltype): New function.
3979 * script.cc (read_input_script): Rewrite test for incremental link.
3980 Change call to Incremental_inputs::report_script.
3981 * symtab.h (Symbol_table::first_global_index): New function.
3982 (Symbol_table::output_count): New function.
3983
ce0d1972
DK		 39842010-08-12 Doug Kwan <dougkwan@google.com>
3985
3986 * arm.cc (Target_arm::merge_object_attributes): Check command line
3987 options --no-wchar-size-warning and --no-enum-size-warning.
3988 * options.h (General_options): Add ld-compatible options
3989 --no-enum-size-warning and --no-wchar-size-warning.
3990
6e5710ce
ILT		 39912010-08-04 Ian Lance Taylor <iant@google.com>
3992
3993 * x86_64.cc (Target_x86_64::Scan::local): Use
3994 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3995 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3996 (Target_x86_64::Scan::global): Likewise.
3997 (Target_x86_64::Relocate::relocate): Likewise.
3998 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3999 Likewise.
4000
fef830db
CC		 40012010-08-03 Cary Coutant <ccoutant@google.com>
4002
4003 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4004 to reserve space in merged_strings vector. Keep total input size
4005 for stats.
4006 (Output_merge_string::do_print_merge_stats): Print total input size.
4007 * merge.h (Output_merge_string): Add input_size_ field.
4008 * stringpool.cc (Stringpool_template::string_length): Move
4009 implementations out of Stringpool_template class and place in
4010 stringpool.h.
4011 * stringpool.h (string_length): Move out of Stringpool_template.
4012
1e3811b0
ILT		 40132010-08-03 Ian Lance Taylor <iant@google.com>
4014
4015 PR 11712
4016 * layout.cc (relaxation_loop_body): If address of load segment is
4017 set, adjust address to include headers if possible.
4018
7af0c620
ILT		 40192010-08-03 Ian Lance Taylor <iant@google.com>
4020
4021 * version.cc (version_string): Bump to 1.10.
4022
22f0da72
ILT		 40232010-08-03 Ian Lance Taylor <iant@google.com>
4024
4025 PR 11805
4026 * layout.h (enum Output_section_order): Define.
4027 (class Layout): Update declarations.
4028 * layout.cc (Layout::get_output_section): Add order parameter.
4029 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4030 is_first_non_relro parameters. Change all callers.
4031 (Layout::choose_output_section): Likewise.
4032 (Layout::add_output_section_data): Likewise.
4033 (Layout::make_output_section): Likewise. Set order.
4034 (Layout::default_section_order): New function.
4035 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4036 * output.cc (Output_section::Output_section): Initialize order_.
4037 Don't initialize deleted fields.
4038 (Output_segment::Output_segment): Don't initialize deleted
4039 fields.
4040 (Output_segment::add_output_section_to_load): New function
4041 replacing add_output_section. Change all callers to call this or
4042 add_output_section_to_nonload.
4043 (Output_segment::add_output_section_to_nonload): New function.
4044 (Output_segment::remove_output_section): Rewrite.
4045 (Output_segment::add_initial_output_data): Likewise.
4046 (Output_segment::has_any_data_sections): Likewise.
4047 (Output_segment::is_first_section_relro): Likewise.
4048 (Output_segment::maximum_alignment): Likewise.
4049 (Output_segment::has_dynamic_reloc): New function replacing
4050 dynamic_reloc_count. Change all callers.
4051 (Output_segment::has_dynamic_reloc_list): New function replacing
4052 dynamic_reloc_count_list. Change all callers.
4053 (Output_segment::set_section_addresses): Rewrite.
4054 (Output_segment::set_offset): Rewrite.
4055 (Output_segment::find_first_and_last_list): Remove.
4056 (Output_segment::set_tls_offsets): Rewrite.
4057 (Output_segment::first_section_load_address): Likewise.
4058 (Output_segment::output_section_count): Likewise.
4059 (Output_segment::section_with_lowest_load_address): Likewise.
4060 (Output_segment::write_section_headers): Likewise.
4061 (Output_segment::print_sections_to_map): Likewise.
4062 * output.h (class Output_data): Remove dynamic_reloc_count_
4063 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4064 (Output_data::add_dynamic_reloc): Rewrite.
4065 (Output_data::has_dynamic_reloc): New function.
4066 (Output_data::dynamic_reloc_count): Remove.
4067 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4068 is_last_relro_, is_first_non_relro_, is_interp_,
4069 is_dynamic_linker_section_ fields. Add order and set_order
4070 functions. Remove is_relro_local, set_is_relro_local,
4071 is_last_relro, set_is_last_relro, is_first_non_relro,
4072 set_is_first_non_relro functions, is_interp, set_is_interp,
4073 is_dynamic_linker_section, and set_is_dynamic_linker_section
4074 functions.
4075 (class Output_segment): Change Output_data_list from std::list to
4076 std:;vector. Add output_lists_ field. Remove output_data_ and
4077 output_bss_ fields. Update declarations.
4078
3ff2ccb0
ILT		 40792010-08-02 Ian Lance Taylor <iant@google.com>
4080
4081 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4082 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4083 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4084
88a4108b
ILT		 40852010-08-02 Ian Lance Taylor <iant@google.com>
4086
4087 PR 11855
4088 * script.cc (Script_options::Script_options): Initialize
4089 symbol_definitions_ and symbol_references_.
4090 (Script_options::add_symbol_assignment): Update
4091 symbol_definitions_ and symbol_references_.
4092 (Script_options::add_symbol_reference): New function.
4093 (script_symbol): New function.
4094 * script.h (class Script_options): Add symbol_definitions_ and
4095 symbol_references_ fields.
4096 (Script_options::referenced_const_iterator): New type.
4097 (Script_options::referenced_begin): New function.
4098 (Script_options::referenced_end): New function.
4099 (Script_options::is_referenced): New function.
4100 (Script_options::any_unreferenced): New function.
4101 * script-c.h (script_symbol): Declare.
4102 * yyscript.y (exp): Call script_symbol.
4103 * symtab.cc: Include "script.h".
4104 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4105 Change all callers. Check symbols referenced by scripts.
4106 (Symbol_table::add_undefined_symbols_from_command_line): Add
4107 layout parameter. Change all callers.
4108 (Symbol_table::do_add_undefined_symbols_from_command_line):
4109 Likewise. Break out loop body. Check symbols referenced by
4110 scripts.
4111 (Symbol_table::add_undefined_symbol_from_command_line): New
4112 function broken out of
4113 do_add_undefined_symbols_from_command_line.
4114 * symtab.h (class Symbol_table): Update declarations.
4115 * archive.cc: Include "layout.h".
4116 (Archive::should_include_member): Add layout parameter. Change
4117 all callers. Check for symbol mentioned in expression.
4118 * archive.h (class Archive): Update declaration.
4119 * object.cc (Sized_relobj::do_should_include_member): Add layout
4120 parameter.
4121 * object.h (Object::should_include_member): Add layout parameter.
4122 Change all callers.
4123 (Object::do_should_include_member): Add layout parameter.
4124 (class Sized_relobj): Update declaration.
4125 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4126 parameter.
4127 * dynobj.h (class Sized_dynobj): Update declaration.
4128 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4129 layout parameter.
4130 * plugin.h (class Sized_pluginobj): Update declaration.
4131
5f1ab67a
ILT		 41322010-08-02 Ian Lance Taylor <iant@google.com>
4133
4134 PR 11866
4135 * output.cc (Output_segment::set_offset): Search for the first and
4136 last sections rather than assuming that the list is in order.
4137 (Output_segment::find_first_and_last_list): New function.
4138 * output.h (class Output_segment): Update declarations.
4139 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4140 (relro_strip_test_SOURCES): New variable.
4141 (relro_strip_test_DEPENDENCIES): New variable.
4142 (relro_strip_test_LDFLAGS): New variable.
4143 (relro_strip_test_LDADD): New variable.
4144 (relro_strip_test.so): New target.
4145
a8df5856
ILT		 41462010-08-02 Ian Lance Taylor <iant@google.com>
4147
4148 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4149 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4150 (Target_i386::got_tlsdesc_section): New function.
4151 (Target_i386::got_section): Create space for GOT entries for
4152 TLSDESC relocations.
4153 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4154 R_386_TLS_GOTDESC.
4155 (Target_i386::Scan::global): Likewise.
4156 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4157 using TLSDESC GOT.
4158 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4159 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4160 (Target_x86_64::got_tlsdesc_section): New function.
4161 (Target_x86_64::got_section): Create space for GOT entries for
4162 TLSDESC relocations.
4163 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4164 R_386_TLS_GOTDESC.
4165 (Target_x86_64::Scan::global): Likewise.
4166 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4167 using TLSDESC GOT.
4168
0c10a0a6
ILT		 41692010-08-02 Ian Lance Taylor <iant@google.com>
4170
4171 * testsuite/final_layout.sh: Use dc to convert from hex to
4172 decimal.
4173
41cbeecc
ST		 41742010-07-29 Sriraman Tallam <tmsriram@google.com>
4175
4176 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4177 paramter to the call to gold::gc_process_relocs.
4178 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4179 paramter to the call to gold::gc_process_relocs.
4180 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4181 parameter to the call to gold::gc_process_relocs.
4182 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4183 template parameter to the call to gold::gc_process_relocs.
4184 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4185 paramter to the call to gold::gc_process_relocs.
4186 * gc.h (get_embedded_addend_size): New function.
4187 (gc_process_relocs): Save the size of the reloc for use by ICF.
4188 * icf.cc (get_section_contents): Get the addend from the text section
4189 for SHT_REL relocation sections.
4190 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4191 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4192 * int_encoding.h (read_from_pointer): New overloaded function.
4193 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4194 * testsuite/icf_sht_rel_addend_test.sh: New file.
4195 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4196 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4197
6ea55b82
RW		 41982010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4199
4200 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4201 * Makefile.in: Regenerate.
4202 * testsuite/Makefile.in: Regenerate.
4203
9691462b
ILT		 42042010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4205
4206 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4207 * gold/testsuite/debug_msg.cc: Likewise.
4208 * gold/testsuite/odr_violation1.cc
4209 * gold/testsuite/odr_violation2.cc
4210
76897331
CC		 42112010-07-21 Cary Coutant <ccoutant@google.com>
4212
4213 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4214 string, and length fields.
4215 (Output_merge_string::Merged_strings_list): New type.
4216 (Output_merge_string::Merged_strings_lists): New typedef.
4217 (Output_merge_string): Replace merged_strings_ with
4218 merged_strings_lists_.
4219 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4220 Merged_strings_list per input object and section. Don't store pointer
4221 to the string. Don't store length with each merged string entry.
4222 (Output_merge_string::finalize_merged_data): Loop over list of merged
4223 strings lists. Recompute length of each merged string.
4224
78384e8f
CC		 42252010-07-15 Cary Coutant <ccoutant@google.com>
4226
4227 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4228 here.
4229
783659f9
ILT		 42302010-07-14 Ian Lance Taylor <iant@google.com>
4231
4232 * descriptors.cc (Descriptors::open): Report correct name in error
4233 message.
4234
131687b4
DK		 42352010-07-13 Doug Kwan <dougkwan@google.com>
4236
4237 * arm.cc (Arm_input_section::Arm_input_section): For a
4238 SHT_ARM_EXIDX section, always keeps the input sections.
4239 (Arm_input_section::set_exidx_section_link): New method.
4240 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4241 has_errors_ to false.
4242 (Arm_exidx_input_section::has_errors,
4243 Arm_exidx_input_section::set_has_errors): New methods.
4244 (Arm_exidx_input_section::has_errors_): New data member.
4245 (Arm_relobj::get_exidx_shndx_list): New method.
4246 (Arm_output_section::append_text_sections_to_list): Do not skip
4247 section without SHF_EXECINSTR.
4248 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4249 errors.
4250 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4251 section header. Make error messages more verbose. Check for
4252 a non-executable section linked to an EXIDX section.
4253 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4254 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4255 check that there is no deferred EXIDX section if we exit early.
4256 Instead of not making an EXIDX section in case of an error, make one
4257 and set the has_errors flag of it.
4258 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4259 in a relocatable link.
4260 (Target_arm::do_relax): Look for the EXIDX output section instead of
4261 assuming that it is called .ARM.exidx.
4262 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4263 section list. Do not check for SHF_EXECINSTR section flags but
4264 skip any input section with errors.
4265 * output.cc (Output_section::Output_section): Initialize
4266 always_keeps_input_sections_ to false.
4267 (Output_section::add_input_section): Check for
4268 always_keeps_input_sections_.
4269 * output.h (Output_section::always_keeps_input_sections,
4270 Output_section::set_always_keeps_input_sections): New methods.
4271 (Output_section::always_keeps_input_sections): New data member.
4272
69517287
RÁE		 42732010-07-13 Rafael Espindola <espindola@google.com>
4274
4275 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4276 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4277
82742395
ILT		 42782010-07-13 Philip Herron <herron.philip@googlemail.com>
4279 Ian Lance Taylor <iant@google.com>
4280
4281 * output.h (Output_section_lookup_maps::add_merge_section):
4282 Correct check of whether value was inserted.
4283 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4284 (Output_section_lookup_maps::add_relaxed_input_section):
4285 Likewise.
4286 * arm.cc (Target_arm::got_section): Remove used local os.
4287 * i386.cc (Target_i386::got_section): Likewise.
4288 * x86_64.cc (Target_x86_64::got_section): Likewise.
4289 * sparc.cc (Target_sparc::got_section): Likewise.
4290 (Target_sparc::relocate): Remove unused local have_got_offset.
4291 * powerpc.cc (Target_powerpc::relocate): Likewise.
4292
f2d707b5
ILT		 42932010-07-13 Ian Lance Taylor <iant@google.com>
4294
241531d6
ILT		 4295 * compressed_output.cc (zlib_decompress): Fix signature in
4296 !HAVE_ZLIB_H case.
4297
f2d707b5
ILT		 4298 * archive.cc (Archive::include_member): Unlock an external member
4299 of a thin archive. Don't bother to delete an object we know is
4300 NULL.
4301
a2e47362
CC		 43022010-07-12 Cary Coutant <ccoutant@google.com>
4303
4304 * compressed_output.cc (zlib_decompress): New function.
4305 (get_uncompressed_size): New function.
4306 (decompress_input_section): New function.
4307 * compressed_output.h (get_uncompressed_size): New function.
4308 (decompress_input_section): New function.
4309 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4310 Handle compressed debug sections.
4311 * layout.cc (is_compressed_debug_section): New function.
4312 (Layout::output_section_name): Map compressed section names to
4313 canonical names.
4314 * layout.h (is_compressed_debug_section): New function.
4315 (is_debug_info_section): Recognize compressed debug sections.
4316 * merge.cc: Include compressed_output.h.
4317 (Output_merge_data::do_add_input_section): Handle compressed
4318 debug sections.
4319 (Output_merge_string::do_add_input_section): Handle compressed
4320 debug sections.
4321 * object.cc: Include compressed_output.h.
4322 (Sized_relobj::Sized_relobj): Initialize new data members.
4323 (build_compressed_section_map): New function.
4324 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4325 * object.h (Object::section_is_compressed): New method.
4326 (Object::do_section_is_compressed): New method.
4327 (Sized_relobj::Compressed_section_map): New type.
4328 (Sized_relobj::do_section_is_compressed): New method.
4329 (Sized_relobj::compressed_sections_): New data member.
4330 * output.cc (Output_section::add_input_section): Handle compressed
4331 debug sections.
4332 * reloc.cc: Include compressed_output.h.
4333 (Sized_relobj::write_sections): Handle compressed debug sections.
4334
ce279a62
CC		 43352010-07-08 Cary Coutant <ccoutant@google.com>
4336
4337 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4338 weak when resolving to a dynamic def.
4339 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4340 for weak undef/dynamic def cases. Adjust callers.
4341 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4342 undef_binding_weak_.
4343 (Symbol_table::sized_write_globals): Adjust symbol binding.
4344 (Symbol_table::sized_write_symbol): Add binding parameter.
4345 * symtab.h (Symbol::set_undef_binding): New method.
4346 (Symbol::is_undef_binding_weak): New method.
4347 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4348 (Symbol_table::should_override): Add new parameter.
4349 (Symbol_table::sized_write_symbol): Add new parameter.
4350
4351 * testsuite/weak_undef_file1.cc: Add new test case.
4352 * testsuite/weak_undef_file2.cc: Fix header comment.
4353 * testsuite/weak_undef_test.cc: Add new test case.
4354
b2286c10
DK		 43552010-06-29 Doug Kwan <dougkwan@google.com>
4356
4357 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4358 Initialize USE_SYMBOL_.
4359 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4360 definition.
4361 (Arm_reloc_property::uses_symbol_): New data member declaration.
4362 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4363 uses symbol value and symbol is undefined but not weakly undefined.
4364
4802450a
RÁE		 43652010-06-28 Rafael Espindola <espindola@google.com>
4366
4367 * plugin.cc (Plugin::load): Use dlerror.
4368
e5ca47ba
ILT		 43692010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4370
4371 * symtab.cc (detect_odr_violations): When reporting an ODR
4372 violation, report an object where the symbol is defined.
4373
8a75a161
DK		 43742010-06-25 Doug Kwan <dougkwan@google.com>
4375
4376 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4377 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4378 definition.
4379 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4380 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4381 target hook to detect function points.
4382 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4383 * icf.h (Icf::check_section_for_function_pointers): Change type of
4384 parameter SECTION_NAME to const reference to std::string. Use
4385 target hook to determine if section may have unsafe pointers.
4386 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4387 method definition.
4388
42218b9f
RÁE		 43892010-06-21 Rafael Espindola <espindola@google.com>
4390
4391 * fileread.cc (Input_file::find_fie): New
4392 (Input_file::open): Use Input_file::find_fie.
4393 * fileread.h (Input_file::find_fie): New
4394 * plugin.cc (set_extra_library_path): New.
4395 (Plugin::load): Add set_extra_library_path to the transfer vector.
4396 (Plugin_manager::set_extra_library_path): New.
4397 (Plugin_manager::add_input_file): Use the extra search path if set.
4398 (set_extra_library_path(): New.
4399 * plugin.h (Plugin_manager): Add set_extra_library_path and
4400 extra_search_path_.
4401
a0506cca
CC		 44022010-06-19 Cary Coutant <ccoutant@google.com>
4403
4404 * layout.cc (gdb_sections): Add .debug_types.
4405 (lines_only_debug_sections): Likewise.
4406
6508b958
RÁE		 44072010-06-18 Rafael Espindola <espindola@google.com>
4408
4409 * plugin.cc (add_input_file,add_input_library)
4410 (Plugin_manager::add_input_file): Make filename arguments const.
4411 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4412 const.
4413
3e235302
DK		 44142010-06-16 Doug Kwan <dougkwan@google.com>
4415
4416 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4417 .ARM.attributes section if we have not merged any input
4418 attributes sections.
4419
106e8a6c
DK		 44202010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4421
4422 * arm.cc: Allow combining objects with no EABI version
4423 information.
4424
91ff43fe
RÁE		 44252010-06-15 Rafael Espindola <espindola@google.com>
4426
4427 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4428
68ed838c
ILT		 44292010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4430
4431 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4432 (struct iovec): Correct !HAVE_READV definition.
4433
f3a2388f
CC		 44342010-06-10 Cary Coutant <ccoutant@google.com>
4435
4436 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4437 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4438 reloc sections.
4439 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4440
4441 PR 11683
4442 * symtab.h (Symbol::is_placeholder): New member function.
4443 * target-reloc.h (relocate_section): Check for placeholder symbols.
4444
4445 * testsuite/Makefile.am (plugin_test_8): New test.
4446 (plugin_test_9): New test.
4447 * testsuite/Makefile.in: Regenerate.
4448
e1df38aa
NC		 44492010-06-09 Nick Clifton <nickc@redhat.com>
4450
4451 * yyscript.y (input_list_element): Allow strings prefixed with
4452 the '-' character. Treat these as libraries.
4453 * script.cc (script_add_library): New function. Adds a library
4454 specified by "-l<name>" found in an input script.
4455 * script-c.h: Add prototype for script_add_library.
4456
25bbe950
DK		 44572010-06-07 Doug Kwan <dougkwan@google.com>
4458
4459 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4460 Restrict stub-group size to be within long conditional branch
4461 range when working around cortex-A8 erratum.
4462
0f32ea4c
ILT		 44632010-06-07 Damien Diederen <dd@crosstwine.com>
4464
4465 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4466 #ifdef typo.
4467
8fe2a369
ST		 44682010-06-03 Sriraman Tallam <tmsriram@google.com>
4469
4470 PR gold/11658
4471 * output.cc
4472 (Output_section::Input_section_sort_entry::compare_section_ordering):
4473 Change to return non-zero correctly.
4474 (Output_section::Input_section_sort_section_order_index_compare
4475 ::operator()): Change to fix ambiguity in comparisons.
4476
6e9ba2ca
ST		 44772010-06-01 Sriraman Tallam <tmsriram@google.com>
4478
4479 * gold.h (is_wildcard_string): New function.
4480 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4481 (Layout::layout_eh_frame): Ditto.
4482 (Layout::find_section_order_index): New method.
4483 (Layout::read_layout_from_file): New method.
4484 * layout.h (Layout::find_section_order_index): New method.
4485 (Layout::read_layout_from_file): New method.
4486 (Layout::input_section_position_): New private member.
4487 (Layout::input_section_glob_): New private member.
4488 * main.cc (main): Call read_layout_from_file here.
4489 * options.h (--section-ordering-file): New option.
4490 * output.cc (Output_section::input_section_order_specified_): New
4491 member.
4492 (Output_section::Output_section): Initialize new member.
4493 (Output_section::add_input_section): Add new parameter.
4494 Keep input sections when --section-ordering-file is used.
4495 (Output_section::set_final_data_size): Sort input sections when
4496 section ordering file is specified.
4497 (Output_section::Input_section_sort_entry): Add new parameter.
4498 Check sorting type.
4499 (Output_section::Input_section_sort_entry::compare_section_ordering):
4500 New method.
4501 (Output_section::Input_section_sort_compare::operator()): Change to
4502 consider section_order_index.
4503 (Output_section::Input_section_sort_init_fini_compare::operator()):
4504 Change to consider section_order_index.
4505 (Output_section::Input_section_sort_section_order_index_compare
4506 ::operator()): New method.
4507 (Output_section::sort_attached_input_sections): Change to sort
4508 according to section order when specified.
e1df38aa
NC		 4509 (Output_section::add_input_section<32, true>): Add new parameter.
4510 (Output_section::add_input_section<64, true>): Add new parameter.
4511 (Output_section::add_input_section<32, false>): Add new parameter.
4512 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4513 * output.h (Output_section::add_input_section): Add new parameter.
4514 (Output_section::input_section_order_specified): New
4515 method.
4516 (Output_section::set_input_section_order_specified): New method.
4517 (Input_section::Input_section): Initialize section_order_index_.
4518 (Input_section::section_order_index): New method.
4519 (Input_section::set_section_order_index): New method.
4520 (Input_section::section_order_index_): New member.
4521 (Input_section::Input_section_sort_section_order_index_compare): New
4522 struct.
4523 (Output_section::input_section_order_specified_): New member.
4524 * script-sections.cc (is_wildcard_string): Delete and move modified
4525 method to gold.h.
4526 (Output_section_element_input::Output_section_element_input): Modify
4527 call to is_wildcard_string.
4528 (Output_section_element_input::Input_section_pattern
4529 ::Input_section_pattern): Ditto.
4530 (Output_section_element_input::Output_section_element_input): Ditto.
4531 * testsuite/Makefile.am (final_layout): New test case.
4532 * testsuite/Makefile.in: Regenerate.
4533 * testsuite/final_layout.cc: New file.
4534 * testsuite/final_layout.sh: New file.
4535
3537c84b
RÁE		 45362010-06-01 Rafael Espindola <espindola@google.com>
4537
4538 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4539
105b6afd
RÁE		 45402010-06-01 Rafael Espindola <espindola@google.com>
4541
4542 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4543 visibility of symbols.
4544
29e11421
DK		 45452010-05-27 Doug Kwan <dougkwan@google.com>
4546
4547 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4548 from start of output section instead of address for a local symbol
4549 in a merged or relaxed section when doing a relocatable link.
4550
5e0f337e
RÁE		 45512010-05-26 Rafael Espindola <espindola@google.com>
4552
4553 PR 11604
4554 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4555 adding sections the garbage collector removed.
4556 * gold/testsuite/Makefile.am: Add test.
4557 * gold/testsuite/Makefile.in: Regenerate.
4558 * gold/testsuite/plugin_test_7.sh: New.
4559 * gold/testsuite/plugin_test_7_1.c: New.
4560 * gold/testsuite/plugin_test_7_2.c: New.
4561
f4187277
RÁE		 45622010-05-26 Rafael Espindola <espindola@google.com>
4563
4564 * script-sections.cc (Output_section_definition::set_section_addresses):
4565 Check for --section-start.
4566
5c388529
DK		 45672010-05-26 Doug Kwan <dougkwan@google.com>
4568
4569 * arm.cc (Arm_scan_relocatable_relocs): New class.
4570 (Target_arm::relocate_special_relocatable): New method.
4571 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4572 (Arm_relocate_functions::thumb_branch_common): Same.
4573 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4574 instead of Default_scan_relocatable_relocs.
4575 * target-reloc.h (relocate_for_relocatable): Let target handle
4576 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4577 * target.h (Sized_target::relocate_special_relocatable): New method.
4578
bca1c3ae
ILT		 45792010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4580
4581 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4582
0439c796
DK		 45832010-05-23 Doug Kwan <dougkwan@google.com>
4584
4585 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4586 instead of a cast.
4587 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4588 with a direct branch, not a conditional branch, to a stub.
4589 * merge.cc (Output_merge_base::record_input_section): New method
4590 defintion.
4591 (Output_merge_data::do_add_input_section): Record input section if
4592 keeps-input-sections flag is set.
4593 (Output_merge_string::do_add_input_section): Ditto.
4594 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4595 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4596 INPUT_SECTIONS_.
4597 (Output_merge_base::keeps_input_sections,
4598 Output_merge_base::set_keeps_input_sections,
4599 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4600 method definitions.
4601 (Output_merge_base::Input_sections): New type declaration.
4602 (Output_merge_base::input_sections_begin,
4603 Output_merge_base::input_sections_end,
4604 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4605 (Output_merge_base::bool keeps_input_sections_,
4606 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4607 Output_merge_base::input_sections_): New data members.
4608 (Output_merge_data::do_set_keeps_input_sections): New method
4609 defintion.
4610 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4611 * output.cc (Output_section::Input_section::relobj): Move method
4612 defintion from class declaration to here and handle merge sections.
4613 (Output_section::Input_section::shndx): Ditto.
4614 (Output_section::Output_section): Remove initializations of removed
4615 data members and initialize new data member LOOKUP_MAPS_.
4616 (Output_section::add_input_section): Set keeps-input-sections flag
4617 for a newly created merge output section as appropriate. Adjust code
4618 to use Output_section_lookup_maps class.
4619 (Output_section::add_relaxed_input_section): Adjst code for lookup
4620 maps code refactoring.
4621 (Output_section::add_merge_input_section): Add a new parameter
4622 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4623 class. If adding input section to a newly created merge output
4624 section fails, remove the new merge section.
4625 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4626 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4627 (Output_section::find_merge_section): Ditto.
4628 (Output_section::build_lookup_maps): New method defintion.
4629 (Output_section::find_relaxed_input_section): Adjust code to use
4630 Output_section_lookup_maps class.
4631 (Output_section::get_input_sections): Export merge sections. Adjust
4632 code to use Output_section_lookup_maps class.
4633 (Output_section:::add_script_input_section): Adjust code to use
4634 Output_section_lookup_maps class. Update lookup maps for merge
4635 sections also.
4636 (Output_section::discard_states): Use Output_section_lookup_maps.
4637 (Output_section::restore_states): Same.
4638 * output.h (Merge_section_properties): Move class defintion out of
4639 Output_section.
4640 (Output_section_lookup_maps): New class.
4641 (Output_section::Input_section::is_merge_section): New method
4642 defintion.
4643 (Output_section::Input_section::relobj): Move defintion out of class
4644 defintion. Declare method only.
4645 (Output_section::Input_section::shndx): Ditto.
4646 (Output_section::Input_section::output_merge_base): New method defintion.
4647 (Output_section::Input_section::u2_.pomb): New union field.
4648 (Output_section::Merge_section_by_properties_map,
4649 Output_section::Output_section_data_by_input_section_map,
4650 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4651 Remove types.
4652 (Output_section::add_merge_input_section): Add new parameter
4653 KEEPS_INPUT_SECTIONS.
4654 (Output_section::build_lookup_maps): New method declaration.
4655 (Output_section::merge_section_map_,
4656 Output_section::merge_section_by_properties_map_,
4657 Output_section::relaxed_input_section_map_,
4658 Output_section::is_relaxed_input_section_map_valid_): Remove data
4659 members.
4660 (Output_section::lookup_maps_): New data member.
4661
76295588
L		 46622010-05-21 Doug Kwan <dougkwan@google.com>
4663
4664 PR gold/11619
4665 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4666 avoid a compilation error.
4667
d103a984
RÁE		 46682010-05-19 Rafael Espindola <espindola@google.com>
4669
4670 * script-sections.cc (Output_section_definition::allocate_to_segment):
4671 Update the phdrs_list even when the output section is NULL.
4672 * testsuite/Makefile.am: Add test.
4673 * testsuite/Makefile.in: Regenerate.
4674 * testsuite/script_test_9.cc: New.
4675 * testsuite/script_test_9.sh: New.
4676 * testsuite/script_test_9.t: New.
4677
6625d24e
DK		 46782010-05-19 Doug Kwan <dougkwan@google.com>
4679
4680 * arm.cc (Arm_input_section::original_size): New method.
4681 (Arm_input_section::do_addralign): Add a cast.
4682 (Arm_input_section::do_output_offset): Remove static cast.
4683 (Arm_input_section::original_addralign,
4684 Arm_input_section::original_size_): Change type to uint32_t.
4685 (Arm_input_section::init): Add safe casts for section alignment
4686 and size.
4687 (Arm_input_section::set_final_data_size): Do not set address and
4688 offset of stub table.
4689 (Arm_output_section::fix_exidx_coverage): Change use of of
4690 Output_section::Simple_input_section to that of
4691 Output_section::Input_section.
4692 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4693 except for the first pass.
4694 * output.cc (Output_section::get_input_sections): Change type of
4695 input_sections to std::list<Input_section>.
4696 (Output_section::add_script_input_section): Rename from
4697 Output_section::add_simple_input_section. Change type of SIS
4698 parameter from Simple_input_section to Input_section.
4699 * output.h (Output_section::Simple_input_section): Remove class.
4700 (Output_section::Input_section): Change class visibility to public.
4701 (Output_section::Input_section::addralign): Use stored alignments
4702 for special input sections if set.
4703 (Output_section::Input_section::set_addralign): New method.
4704 (Output_section::get_input_sections): Change parameter type from
4705 list of Simple_input_section to list of Input_section.
4706 (Output_section::add_script_input_section): Rename from
4707 Output_section::add_simple_input_section. Change first parameter's
4708 type from Simple_input_section to Input_section and remove the
4709 second and third parameters.
4710 * script-sections.cc (Input_section::Input_section_list): Change
4711 type to list of Output_section::Input_section/
4712 (Input_section_info::Input_section_info): Change parameter type of
4713 INPUT_SECTION to Output_section::Input_section.
4714 (Input_section_info::input_section): Change return type.
4715 (Input_section_info::input_section_): Change type to
4716 Output_section::Input_section.
4717 (Output_section_element_input::set_section_addresses): Adjust code
4718 to use Output_section::Input_section instead of
4719 Output_section::Simple_input_section. Adjust code for renaming
4720 of Output_section::add_simple_input_section.
4721 (Orphan_output_section::set_section_addresses): Ditto.
4722
e1e82ea4
RW		 47232010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4724
4725 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4726 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4727
91e75c8a
RÁE		 47282010-05-18 Rafael Espindola <espindola@google.com>
4729
4730 * options.cc (General_options::finalize): Handle -nostdlib.
4731 * options.h (nostdlib): New option.
4732 * script.cc (script_add_search_dir): Handle -nostdlib.
4733
da59ad79
DK		 47342010-05-12 Doug Kwan <dougkwan@google.com>
4735
4736 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4737 attributes section only if there no attributes section after merging.
4738 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4739 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4740 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4741 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4742 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4743 and arm_attr_merge_7.stdout.
4744 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4745 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4746 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4747 arm_attr_merge_7b.o): New rules.
4748 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4749 arm_attr_merge_7
4750 * testsuite/Makefile.in: Regenerate.
4751 * testsuite/arm_attr_merge.sh: New file.
4752 * testsuite/arm_attr_merge_[67][ab].s: Same.
4753
3e01a7fd
NC		 47542010-05-05 Nick Clifton <nickc@redhat.com>
4755
4756 * po/es.po: Updated Spanish translation.
4757
7ad2014a
L		 47582010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4759
4760 * Makefile.am (install-exec-local): Properly install gold as
4761 default cross linker.
4762 * Makefile.in: Regenerated.
4763
4fda8867
NC		 47642010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4765 Nick Clifton <nickc@redhat.com>
4766
4767 * configure.ac (install_as_default): Define and set to false
4768 unless --enable-gold or --enable-gold=both/gold has been
4769 specified.
4770 * configure: Regenerate.
4771
4772 * Makefile.am (install-exec-local): Install the executable as
4773 'ld.gold'. If install_as_default is true then also install it as
4774 'ld'.
4775 * Makefile.in: Regenerated.
4776
bd288ea2
ILT		 47772010-04-24 Ian Lance Taylor <iant@google.com>
4778
4779 * layout.cc (Layout::layout_reloc): In relocatable link don't
4780 combine reloc sections for grouped sections.
4781
ef38fd8a
ST		 47822010-04-23 Sriraman Tallam <tmsriram@google.com>
4783
4784 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4785 sections that are not ordinary to icf.
4786 * icf.cc (get_section_contents): Handle relocation pointing to section
4787 with no object or shndx information.
4788 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4789 * testsuite/Makefile.in: Regenerate.
4790 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4791 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4792
f6973bdc
ILT		 47932010-04-22 Ian Lance Taylor <iant@google.com>
4794
4795 * expression.cc (Expression::Expression_eval_info): Add
4796 result_alignment_pointer field.
4797 (Expression::eval_with_dot): Add result_alignment_pointer
4798 parameter. Change all callers.
4799 (Expression::eval_maybe_dot): Likewise.
4800 (class Binary_expression): Add alignment_pointer parameter to
4801 left_value and right_value. Change all callers.
4802 (BINARY_EXPRESSION): Set result alignment.
4803 (class Trinary_expression): Add alignment_pointer parameter to
4804 arg2_value and arg3_value. Change all callers.
4805 (Trinary_cond::value): Set result alignment.
4806 (Max_expression::value, Min_expression::value): Likewise.
4807 (Align_expression::value): Likewise.
4808 * script-sections.cc (class Sections_element): Add dot_alignment
4809 parameter to set_section_addresses virtual function. Update
4810 instantiations.
4811 (class Output_section_element): Likewise.
4812 (Script_sections::create_segments): Add dot_alignment parameter.
4813 Change all callers.
4814 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4815 (Script_sections::set_phdrs_clause_addresses): Likewise.
4816 * script-sections.h: Update declarations.
4817 * script.h: Update declarations.
4818 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4819 min_p_align.
4820 * testsuite/script_test_3.t: Set large alignment.
4821 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4822 segment has expected alignment.
4823
9c9c98a5
NC		 48242010-04-22 Nick Clifton <nickc@redhat.com>
4825
4826 * po/gold.pot: Updated by the Translation project.
4827 * po/vi.po: Updated Vietnamese translation.
4828
2253bfba
L		 48292010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4830
4831 * testsuite/Makefile.am (check_PROGRAMS): Add
4832 icf_virtual_function_folding_test.
4833 * testsuite/Makefile.in: Regenerated.
4834
85fdf906
AH		 48352010-04-15 Andrew Haley <aph@redhat.com>
4836
4837 * options.h (merge_exidx_entries): New option.
4838 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4839 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4840 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4841 (Target_arm::merge_exidx_entries): New function.
4842 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4843 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4844 to Arm_exidx_fixup constructor.
4845 Add new arg, merge_exidx_entries.
4846 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4847 Arm_output_section::fix_exidx_coverage.
4848
ce97fa81
ST		 48492010-04-18 Sriraman Tallam <tmsriram@google.com>
4850
4851 * icf.cc (get_section_contents): Check for preemptible functions.
4852 Ignore addend when appropriate.
4853 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4854 section folded.
4855 (add_from_relobj): Check for section folded.
4856 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4857 * symtab.h (should_add_dynsym_entry): Add new parameter.
4858 * target-reloc.h (scan_relocs): Check for section folded.
4859 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4860 Check reloc types for function pointers in shared objects.
4861 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4862 case.
4863 (icf_preemptible_functions_test): New test case.
4864 (icf_string_merge_test): New test case.
4865 * testsuite.Makefile.in: Regenerate.
4866 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4867 bar_glob. Refactor code.
4868 * testsuite/icf_preemptible_functions_test.cc: New file.
4869 * testsuite/icf_preemptible_functions_test.sh: New file.
4870 * testsuite/icf_string_merge_test.cc: New file.
4871 * testsuite/icf_string_merge_test.sh: New file.
4872 * testsuite/icf_virtual_function_folding_test.cc: New file.
4873 * testsuite/icf_virtual_function_folding_test.sh: New file.
4874
04ceb17c
DK		 48752010-04-14 Doug Kwan <dougkwan@google.com>
4876
4877 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4878 for local symbol recounting if we remove a section due to ICF.
4879 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4880 there are no regular objects in input.
4881
153e7da4
DK		 48822010-04-13 Doug Kwan <dougkwan@google.com>
4883
4884 * arm.cc (Arm_input_section::set_final_data_size): Compute
4885 accurate final data size instead of using current data size.
4886
4dbd9faf
DK		 48872010-04-09 Doug Kwan <dougkwan@google.com>
4888
4889 * layout.cc (Layout::choose_output_section): Handle script section
4890 types.
4891 (Layout::make_output_section_for_script): Add section type parameter.
4892 Handle script section types.
4893 * layout.h (Layout::make_output_section_for_script): Add section
4894 type parameter.
4895 * output.cc (Output_section::Output_section): Initialize data member
4896 is_noload_.
4897 (Output_section::do_reset_address_and_file_offset): Do not set address
4898 to 0 if section is a NOLOAD section.
4899 * output.h (Output_section::is_noload): New method.
4900 (Output_section::set_is_noload): Ditto.
4901 (Output_section::is_noload_): New data member.
4902 * script-c.h (Script_section_type): New enum type.
4903 (struct Parser_output_section_header): Add new file section_type.
4904 * script-sections.cc (Sections_element::output_section_name): Add
4905 parameter for returning script section type.
4906 (Output_section_definition::output_section_name): Ditto.
4907 (Output_section_definition::section_type)P; New method.
4908 (Output_section_definiton::script_section_type_name): Ditto.
4909 (Output_section_definition::script_section_type_): New data member.
4910 (Output_section_definition::Output_section_definition): Initialize
4911 data member Output_section_definition::script_section_type_.
4912 (Output_section_definition::create_sections): Pass script section type
4913 to Layout::make_output_section_for_script.
4914 (Output_section_definition::output_section_name): Return script
4915 section type to caller.
4916 (Output_section_definition::set_section_address): Do not advance
4917 dot value and load address if section type is NOLOAD. Set address
4918 of NOLOAD sections regardless of section flags.
4919 (Output_section_definition::print): Print section type if it is
4920 not SCRIPT_SECTION_TYPE_NONE.
4921 (Output_section_definition::section_type): New method.
4922 (Output_section_definition::script_section_type_name): Ditto.
4923 (Script_sections::output_section_name): Add new parameter
4924 PSECTION_TYPE for returning script section type. Pass it to
4925 section elements. Handle discard sections.
4926 (Sort_output_sections::operator()): Handle NOLOAD sections.
4927 * script-sections.h (Script_sections::Section_type): New enum type.
4928 (Script_sections::output_section_name): Add a new parameter for
4929 returning script section type.
4930 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4931 INFO and NOLOAD.
4932 * yyscript.y (union): Add new field SECTION_TYPE.
4933 (COPY, DSECT, INFO, NOLOAD): New tokens.
4934 (opt_address_and_section_type): Change type to output_section_header.
4935 (section_type): New non-terminal
4936 (section_header): Handle section type.
2253bfba 4937 (opt_address_and_section_type): Return section type value.
4dbd9faf 4938
721ea635
L		 49392010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4940
4941 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4942 * testsuite/plugin_common_test_2.c (foo): Likewise.
4943
6bf924b0
DK		 49442010-04-08 Doug Kwan <dougkwan@google.com>
4945
4946 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4947 Output_merge_data.
4948 * output.cc (Output_section::add_merge_input_section): Simplify
4949 code and return status of Output_merge_base::add_input_section.
e1df38aa 4950 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4951 returns true.
4952
24af6f92
DK		 49532010-04-07 Doug Kwan <dougkwan@google.com>
4954
4955 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4956 if section is marked as containing instructions but has no mapping
4957 symbols.
4958 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4959 correct section index.
4960 (Arm_relobj::find_linked_text_section): Ditto.
4961
00698fc5
CC		 49622010-04-07 Cary Coutant <ccoutant@google.com>
4963
4964 * archive.cc (include_member): Destroy Read_symbols_data object before
4965 releasing file.
4966 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4967 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4968 (Read_symbols_data::~Read_symbols_data) New destructor.
4969 (Section_relocs::Section_relocs) New constructor.
4970 (Section_relocs::~Section_relocs) New destructor.
4971 (Read_relocs_data::Read_relocs_data) New constructor.
4972 (Read_relocs_data::~Read_relocs_data) New destructor.
4973 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4974 pointers to NULL after deleting.
4975
7296d933
DK		 49762010-04-07 Doug Kwan <dougkwan@google.com>
4977
4978 * arm.cc: Replace "endianity" with "endianness" in comments.
4979 (Arm_exidx_cantunwind): Ditto.
4980 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4981 (Arm_relobj::merge_flags_and_attributes): New method.
4982 (Arm_relobj::merge_flags_and_attributes_): New data member.
4983 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4984 (Arm_relobj::scan_sections_for_stubs): Ditto.
4985 (Arm_relobj::do_read_symbols): Check to see if we really want to
4986 merge processor-specific flags and attributes. Exit early if
4987 an object is empty except for section names and the undefined symbol.
4988 (Target_arm::do_finalize_sections): Move check for ELF format to
4989 Arm_relobj::do_read_symbols. Merge processor specific flags and
4990 attributes from a regular object only when we have determined that
4991 it is aapropriate. Do not create an .ARM.attributes section in
4992 output if there is no regular input object.
4993 (Target_arm::merge_processor_specific_flags): Check
4994 --warn-mismatch before printing any error.
4995 (Target_arm::merge_object_attributes): Ditto.
4996 * gold.cc (queue_middle_tasks): Handle the case in which there is
4997 no regular object in input.
4998 * options.cc (General_options::parse_EB): New method.
4999 (General_options::parse_EL): Same.
5000 (General_options::General_options): Initialize endianness_.
5001 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5002 New options.
5003 (General_options::Endianness): New enum.
5004 (General_options::endianness): New method.
5005 (General_options::endianness_): New data member.
5006 * parameters.cc (Parameters::set_options): Check target endianness.
5007 (Parameters::set_target_once): Ditto.
5008 (Parameters::check_target_endianness): New method.
5009 (parameters_force_valid_target): If either -EL or -EB is specified,
5010 use it to define endianness of default target.
5011 * parameters.h (Parameters::check_target_endianness): New method
5012 declaration.
5013 * target.h (class Target): Change "endianity" to "endianness"
5014 in comments.
5015
efc8d4f2
RW		 50162010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5017
5018 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5019 * configure: Regenerate.
5020 * Makefile.in: Regenerate.
5021 * testsuite/Makefile.in: Regenerate.
5022
be234d88
CC		 50232010-04-06 Cary Coutant <ccoutant@google.com>
5024
5025 gcc PR lto/42757
5026 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5027 prevailing definitions of common symbols.
5028 * testsuite/plugin_test_6.sh: New test case.
5029 * testsuite/plugin_common_test_1.c: New test case.
5030 * testsuite/plugin_common_test_2.c: New test case.
5031 * testsuite/Makefile.am (plugin_test_6): New test case.
5032 * testsuite/Makefile.in: Regenerate.
5033
bd32c6bd
NC		 50342010-04-06 Nick Clifton <nickc@redhat.com>
5035
5036 * po/vi.po: New Vietnamese translation.
5037
323c532f
DK		 50382010-03-30 Doug Kwan <dougkwan@google.com>
5039
5040 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5041
4fcd97eb
DK		 50422010-03-25 Doug Kwan <dougkwan@google.com>
5043
5044 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5045 to avoid a conversion warning on a 32-bit host.
5046
4ebf39db
ILT		 50472010-03-24 Ian Lance Taylor <iant@google.com>
5048
5049 * testsuite/script_test_3.t: Add a TLS segment.
5050 * testsuite/Makefile.am (check_PROGRAMS): Add
5051 tls_phdrs_script_test.
5052 (tls_phdrs_script_test_SOURCES): Define.
5053 (tls_phdrs_script_test_DEPENDENCIES): Define.
5054 (tls_phdrs_script_test_LDFLAGS): Define.
5055 (tls_phdrs_script_test_LDADD): Define.
5056 * testsuite/Makefile.in: Rebuild.
5057
4a599bdd
CC		 50582010-03-23 Cary Coutant <ccoutant@google.com>
5059
5060 * fileread.cc (find_or_make_view): Fix comment.
5061
6c93b22c
ILT		 50622010-03-23 Ian Lance Taylor <iant@google.com>
5063
5064 * script-sections.cc (class Orphan_section_placement): Define
5065 PLACE_TLS and PLACE_TLS_BSS.
5066 (Orphan_section_placement::Orphan_section_placement): Initialize
5067 new places.
5068 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5069 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5070 (tls_script_test_SOURCES): Define.
5071 (tls_script_test_DEPENDENCIES): Define.
5072 (tls_script_test_LDFLAGS): Define.
5073 (tls_script_test_LDADD): Define.
5074 * testsuite/Makefile.in: Rebuild.
5075
a2c7281b
DK		 50762010-03-22 Doug Kwan <dougkwan@google.com>
5077
5078 * arm.cc (Arm_relocate_functions::abs8,
5079 Arm_relocate_functions::abs16): Use correct check for overflow
5080 specified in the ARM ELF specs.
5081 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5082 target of a BLX instruction specially.
5083 (Reloc_stub::stub_type_for_reloc): Ditto.
5084 (Relocate::relocate): Use symbolic names instead of numeric relocation
5085 codes to report error.
5086 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5087 workaround.
5088 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5089 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5090 thumb2_blx_out_of_range.stdout
5091 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5092 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5093 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5094 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5095 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5096 thumb2_blx_in_range, thumb2_blx_in_range.o,
5097 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5098 thumb2_blx_out_of_range.o): New rules.
5099 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5100 thumb2_blx_in_range and thumb2_blx_out_of_range.
5101 * testsuite/Makefile.in: Regenerate.
5102 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5103 * testsuite/thumb_blx_in_range.s: New file.
5104 * testsuite/thumb_blx_out_of_range.s: New file.
5105
b0193076
RÁE		 51062010-03-22 Rafael Espindola <espindola@google.com>
5107
5108 * archive.cc (Should_include): Move to archive.h.
5109 (should_include_member): Make it a member of Archive.
5110 (Lib_group): New.
5111 (Add_lib_group_symbols): New.
5112 * archive.h: Include options.h.
5113 (Archive_member): Moved from Archive.
5114 (Should_include): Moved from archive.cc.
5115 (Lib_group): New.
5116 (Add_lib_group_symbols): New.
5117 * dynobj.cc (do_should_include_member): New.
5118 * dynobj.h (do_should_include_member): New.
5119 * gold.cc (queue_initial_tasks): Update call to queue.
5120 * main.cc (main): Print lib group stats.
5121 * object.cc (do_should_include_member): New.
5122 * object.h: Include archive.h.
5123 (Object::should_include_member): New.
5124 (Object::do_should_include_member): New.
5125 (Sized_relobj::do_should_include_member): New.
5126 * options.cc (General_options::parse_start_lib): New.
5127 (General_options::parse_end_lib): New.
5128 (Input_arguments::add_file): Handle lib groups.
5129 (Input_arguments::start_group): Check we are not in a lib.
5130 (Input_arguments::start_lib): New.
5131 (Input_arguments::end_lib): New.
5132 * options.h (General_options): Add start_lib and end_lib.
5133 (Input_argument::lib_): New.
5134 (Input_argument::lib): New.
5135 (Input_argument::is_lib): New.
5136 (Input_file_lib): New.
5137 (Input_arguments::in_lib_): New.
5138 (Input_arguments::in_lib): New.
5139 (Input_arguments::start_lib): New.
5140 (Input_arguments::end_lib_): New.
5141 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5142 in unused members as preempted.
5143 (Sized_pluginobj::do_should_include_member): New.
5144 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5145 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5146 return the blocker.
5147 (Read_symbols::do_whole_lib_group): New.
5148 (Read_symbols::do_lib_group): New.
5149 (Read_symbols::do_read_symbols): Handle lib groups.
5150 (Read_symbols::get_name): Handle lib groups.
5151 * readsyms.h (Read_symbols): Add an archive member pointer.
5152 (Read_symbols::do_whole_lib_group): New.
5153 (Read_symbols::do_lib_group): New.
5154 (Read_symbols::member_): New.
5155 * script.cc (read_input_script): Update call to queue_soon.
5156
d099120c
DK		 51572010-03-19 Doug Kwan <dougkwan@google.com>
5158
5159 * arm.cc (Stub_table::Stub_table): Initialize new data members
5160 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5161 (Stub_table::add_reloc_stub): Assign stub offset and update
5162 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5163 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5164 New data members.
5165 (Stub_table::update_data_size_and_addralign): Use
5166 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5167 instead of going over all reloc stubs.
5168 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5169 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5170 Stringpool_template::offset_ to size of Stringpool_char.
5171 (Stringpool_template::new_key_offset): Remove code to initialize
5172 Stringpool_template::offset_.
5173 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5174 Stringpool_template::offset_ to zero.
5175
1aa37384
DK		 51762010-03-15 Doug Kwan <dougkwan@google.com>
5177
5178 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5179 offset_.
5180 (Stringpool_template::new_key_offset): New method.
5181 (Stringpool_template::add_string): Assign offsets when adding new
5182 strings.
5183 (Stringpool_template::set_string_offsets): Do not set string offsets
5184 when not optimizing.
5185 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5186 member size_.
5187 (Chunked_vector::clear): Clear size_.
5188 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5189 (Chunked_vector::size): Return size_.
5190 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5191 (Chunked_vector::size_): New data member.
1aa37384
DK		 5192 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5193 (Stringpool_template::new_key_offset): New method declaration.
5194 (Stringpool_template::offset_): New data member.
5195
b672b057
RÁE		 51962010-03-15 Rafael Espindola <espindola@google.com>
5197
5198 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5199 Add_symbols' constructor.
5200 * readsyms.h (Add_symbols): Remove the input_group member.
5201
b6848d3c
ILT		 52022010-03-10 Ian Lance Taylor <iant@google.com>
5203
5204 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5205 target to ask whether a reference to a symbol requires a stack
5206 split.
5207 * target.h (Target::is_call_to_non_split): New function.
5208 (Target::do_is_call_to_non_split): Declare virtual function.
5209 * target.cc: Include "symtab.h".
5210 (Target::do_is_call_to_non_split): New function.
5211 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5212
a2a5469e
CC		 52132010-03-10 Cary Coutant <ccoutant@google.com>
5214
5215 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5216 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5217 (File_read::open[2]): Add whole_file_view_ to list of views.
5218 (File_read::make_view): Remove test of whole_file_view_.
5219 (File_read::find_or_make_view): Create whole_file_view_ if
5220 necessary.
5221 (File_read::clear_views): Replace bool parameter with enum;
5222 adjust all callers. Don't delete views with permanent data;
5223 do delete cached views and views from archives if
5224 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5225 if clearing the corresponding view.
5226 * fileread.h (File_read::Clear_views_mode): New enum.
5227 (File_read::View::is_permanent_view): New method.
5228 (File_read::clear_views): Replace bool parameter
5229 with enum; adjust all callers.
5230 * options.h (General_options): Change keep_files_mapped option;
5231 add map_whole_files.
5232 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5233 releasing the file.
5234 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5235 the file.
5236
8861f32b
DM		 52372010-03-10 David S. Miller <davem@davemloft.net>
5238
5239 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5240
d62d0f5f
ST		 52412010-03-09 Sriraman Tallam <tmsriram@google.com>
5242
5243 * icf.cc (get_section_contents): Add '@' marker after processing the
5244 merge reloc.
5245
9177756d
DK		 52462010-03-08 Doug Kwan <dougkwan@google.com>
5247
5248 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5249 due to a conversion warning.
5250 (Arm_relobj::update_output_local_symbol_count): Check for local
5251 symbol with unset output index.
5252
9e9e071b
ILT		 52532010-03-05 Ian Lance Taylor <iant@google.com>
5254
5255 * options.h (class General_options): Add --spare-dynamic-tags.
5256 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5257 --spare-dynamic-tags.
5258
a81ee015
ILT		 52592010-03-05 Ian Lance Taylor <iant@google.com>
5260
5261 * incremental.cc: Include "libiberty.h".
5262
44ec90b9
RO		 52632010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5264
5265 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5266 function, is_info_ member.
5267 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5268 (Versions::Versions): Update caller.
5269 (Versions::define_base_version): Likewise.
5270 (Versions::add_def): Likewise.
5271
0897ed3b
ST		 52722010-03-03 Sriraman Tallam <tmsriram@google.com>
5273
5274 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5275 (Scan::possible_function_pointer_reloc): New function.
5276 (Scan::local_reloc_may_be_function_pointer): Change to call
5277 possible_function_pointer_reloc.
5278 (Scan::global_reloc_may_be_function_pointer): Ditto.
5279 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5280 relocations in ".data.rel.ro._ZTV" section.
5281 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5282 * testsuite/icf_safe_so_test.cc: Ditto.
5283 * testsuite/icf_safe_test.cc: Ditto.
5284 * testsuite/icf_safe_test.sh: Ditto.
5285
d3bbad62
ILT		 52862010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5287 Ian Lance Taylor <iant@google.com>
5288
5289 * target-reloc.h (relocate_section): Check the symbol table index
5290 for -1U before setting the local symbol index.
5291 (scan_relocatable_relocs): If copying the relocation, record that
5292 the local symbol is required.
5293 * object.h (Symbol_value::is_output_symtab_index_set): New
5294 function.
5295 (Symbol_value::may_be_discarded_from_output_symtab): New
5296 function.
5297 (Symbol_value::has_output_symtab_entry): New function.
5298 (Symbol_value::needs_output_symtab_entry): Remove.
5299 (Symbol_value::output_symtab_index): Make sure the symbol index is
5300 set.
5301 (Symbol_value::set_output_symtab_index): Make sure the symbol
5302 index is not set. Make sure the new index is valid.
5303 (Symbol_value::set_must_have_output_symtab_entry): New function.
5304 (Symbol_value::has_output_dynsym_entry): New function.
5305 (Symbol_value::set_output_dynsym_index): Make sure the new index
5306 is valid.
5307 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5308 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5309 local symbol if permitted.
5310 (Sized_relobj::do_finalize_local_symbols): Call
5311 is_output_symtab_index_set rather than needs_output_symtab_entry.
5312 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5313 rather than needs_output_symtab_entry. Call
5314 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5315 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5316 is_output_symtab_index_set rather than needs_output_symtab_entry.
5317 * testsuite/discard_locals_relocatable_test.c: New file.
5318 * testsuite/discard_locals_test.sh: Test -r.
5319 * testsuite/Makefile.am (check_DATA): Add
5320 discard_locals_relocatable_test1.syms,
5321 discard_local_relocatable_test2.syms.
5322 (MOSTLYCLEANFILES): Likewise. Also add
5323 discard_locals_relocatable_test1.lout and
5324 discard_locals_relocatable_test2.out.
5325 (discard_locals_relocatable_test1.syms): New target.
5326 (discard_locals_relocatable_test.o): New target.
5327 (discard_locals_relocatable_test1.out): New target.
5328 (discard_locals_relocatable_test2.syms): New target.
5329 (discard_locals_relocatable_test2.out): New target.
5330 (various): Add missing ../ld-new dependencies.
5331 * testsuite/Makefile.in: Rebuild.
5332
7e8ccf26
NC		 53332010-03-03 Nick Clifton <nickc@redhat.com>
5334
5335 * po/fi.po: New Finnish translation.
5336
2a0ff005
DK		 53372010-03-01 Doug Kwan <dougkwan@google.com>
5338
5339 * layout.cc (Layout::Layout): Force section types of .init_array*,
5340 .preinit_array* and .fini_array* sections.
5341 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5342 Fix check of return value of std::string::find.().
5343 (Output_section::Input_section_sort_compare::operator()): Remove
5344 comment about .init_array.
5345 (Output_section::Input_section_sort_init_fini_compare::operator()):
5346 New method.
5347 (Output_section::sort_attached_input_sections): Handle .init_array
5348 and .fini_array specially.
5349 * output.h (Output_section::Inut_section_sort_compare): Update
5350 comment.
5351 (Output_section::Input_section_sort_init_fini_compare): New struct.
5352
c3e4ae29
DK		 53532010-02-26 Doug Kwan <dougkwan@google.com>
5354
5355 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5356 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5357 * testsuite/debug_msg.sh: Avoid matching source line number for
5358 use of global variable undef_int.
5359
2fd9ae7a
DK		 53602010-02-26 Doug Kwan <dougkwan@google.com>
5361
5362 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5363 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5364 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5365 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5366 * options.cc (General_options::General_options): Initialize member
5367 fix_v4bx_.
5368 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5369 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5370 and rm_no_fix_v4bx.stdout
5371 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5372 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5373 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5374 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5375 and arm_no_fix_v4bx.
5376 * Makefile.in: Regenerate.
5377 * testsuite/arm_fix_v4bx.s: New file.
5378 * testsuite/arm_fix_v4bx.sh: Ditto.
5379
67ec7d0b
DK		 53802010-02-24 Doug Kwan <dougkwan@google.com>
5381
5382 * arm.cc (Target_arm::got_section): Make the .got section the first
5383 non RELRO section in the data segment.
5384 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5385 suffixes of section names.
5386
10165461
DK		 53872010-02-24 Doug Kwan <dougkwan@google.com>
5388
5389 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5390 flags and attributes merging if an input file is a binary file.
5391 * fileread.cc (Input_file::open): Record format of original file.
5392 * fileread.h (Input_file::Format): New enum type.
5393 (Input_file::Input_file): Initialize data member format_.
5394 (Input_file::format): New method definition.
5395 (Input_file::format_):: New data member.
5396
4a54abbb
DK		 53972010-02-24 Doug Kwan <dougkwan@google.com>
5398
5399 * arm.cc (Arm_output_data_got): New class.
5400 (ARM_TCB_SIZE): New constant
5401 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5402 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5403 If user uses a script with a SECTIONS clause, issue only a warning
5404 for a misplaced EXIDX input section. Otherwise, issue an error.
5405 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5406 garbage collection.
5407 (Target_arm::got_mode_index_entry): Handle static linking.
5408 (Target_arm::Scan::local): Ditto.
5409 (Target_arm::Scan::global): Ditto.
5410 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5411 all incorrectly implemented relocations.
e1df38aa 5412 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5413 Arm_output_section::fix_exidx_coverage.
5414 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5415 from ".ARM.exidx." and ".ARM.extab.".
5416
ca419a6f
ILT		 54172010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5418
5419 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5420 section if it does not already exist.
5421 * attributes.cc (Attributes_section_data::Attributes_section_data):
5422 Don't crash if size is zero.
5423
135b9c78
ILT		 54242010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5425 Ian Lance Taylor <iant@google.com>
5426
5427 * gold.cc (queue_middle_tasks): If no input files were opened,
5428 exit.
5429 * workqueue.h (Task_function::Task_function): Assert that there is
5430 a blocker.
5431
bb0bfe4f
DK		 54322010-02-22 Doug Kwan <dougkwan@google.com>
5433
5434 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5435 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5436 types to avoid warnings due to different uint64_t implementations
5437 on different hosts.
5438
2a2b6d42
DK		 54392010-02-21 Doug Kwan <dougkwan@google.com>
5440
5441 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5442 handling of the maximum backward branch offset.
5443 (Arm_relocate_functions::thumb_branch_common): Ditto.
5444 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5445 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5446 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5447 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5448 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5449 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5450 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5451 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5452 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5453 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5454 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5455 thumb2_bl_out_of_range.o): New rules.
5456 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5457 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5458 thumb2_bl_out_of_range
5459 * testsuite/Makefile.in: Regenerate.
5460 * testsuite/arm_bl_in_range.s: New file.
5461 * testsuite/arm_bl_out_of_range.s: Ditto.
5462 * testsuite/arm_branch_in_range.sh: Ditto.
5463 * testsuite/arm_branch_range.t: Ditto.
5464 * testsuite/thumb2_branch_range.t: Ditto.
5465 * testsuite/thumb_bl_in_range.s: Ditto.
5466 * testsuite/thumb_bl_out_of_range.s: Ditto.
5467 * testsuite/thumb_branch_range.t: Ditto.
5468
b487ad64
ST		 54692010-02-20 Sriraman Tallam <tmsriram@google.com>
5470
5471 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5472 Add reloc offset information.
5473 * icf.cc (get_section_contents): Change iterators to point to the new
5474 vectors. Add reloc offset information to the contents.
5475 * icf.h (Icf::Sections_reachable_info): New typedef.
5476 (Icf::Sections_reachable_list): New typedef.
5477 (Icf::Offset_info): New typedef.
5478 (Icf::Reloc_info): New struct typedef.
5479 (Icf::Reloc_info_list): New typedef.
5480 (Icf::symbol_reloc_list): Delete method.
5481 (Icf::addend_reloc_list): Delete method.
5482 (Icf::section_reloc_list): Delete method.
5483 (Icf::reloc_info_list): New method.
5484 (Icf::reloc_info_list_): New member.
5485
f96accdf
DK		 54862010-02-19 Doug Kwan <dougkwan@google.com>
5487
5488 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5489 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5490 * arm.cc (Arm_relocation_functions): New forward declaration.
5491 (Target_arm::Target_arm): Initialize new data members
5492 got_mod_index_offset_ and tls_base_symbol_defined_.
5493 (Target_arm::Relocate::relocate_tls): New method.
5494 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5495 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5496 New methods.
5497 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5498 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5499 (Target_arm::got_mod_index_offset_,
5500 Target_arm::tls_base_symbol_defined_): New data members.
5501 (Target_arm::Scan::local, Target::Scan::global,
5502 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5503 relocations.
5504
c8761b9a
DK		 55052010-02-18 Doug Kwan <dougkwan@google.com>
5506
5507 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5508 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5509 text section as a parameter becuase some broken tools may not set
5510 the link in section header.
5511 (Target_arm::has_got_section): New method.
5512 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5513 without any mapping symbol as data only. Remove warning.
5514 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5515 link in its section header, try to discover the link by inspecting the
5516 REL31 relocation at the beginning of the section.
5517 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5518 in error message.
5519 (Target_arm::Scan::global): Treat any reference to the symbol
5520 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5521
21bb3914
ST		 55222010-02-12 Sriraman Tallam <tmsriram@google.com>
5523
5524 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5525 (Scan::global_reloc_may_be_function_pointer): New function.
5526 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5527 (Scan::global_reloc_may_be_function_pointer): New function.
5528 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5529 (Scan::global_reloc_may_be_function_pointer): New function.
5530 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5531 (Scan::global_reloc_may_be_function_pointer): New function.
5532 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5533 (Scan::global_reloc_may_be_function_pointer): New function.
5534 (Scan::possible_function_pointer_reloc): New function.
5535 (Target_x86_64::can_check_for_function_pointers): New function.
5536 * gc.h (gc_process_relocs): Scan relocation types to determine if
5537 function pointers were taken for targets that support it.
5538 * icf.cc (Icf::find_identical_sections): Include functions for
5539 folding in safe ICF whose pointer is not taken.
5540 * icf.h (Secn_fptr_taken_set): New typedef.
5541 (fptr_section_id_): New member.
5542 (section_has_function_pointers): New function.
5543 (set_section_has_function_pointers): New function.
5544 (check_section_for_function_pointers): New function.
5545 * options.h: Fix comment for safe ICF option.
5546 * target.h (can_check_for_function_pointers): New function.
5547 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5548 Modify icf_safe_test for X86-64.
5549 * testsuite/Makefile.in: Regenerate.
5550 * testsuite/icf_safe_so_test.cc: New file.
5551 * testsuite/icf_safe_so_test.sh: New file.
5552 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5553 (main): Change to take pointer to function kept_func_3.
5554 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5555 folding is done correctly for X86-64.
5556
0da6fa6c
DM		 55572010-02-12 David S. Miller <davem@davemloft.net>
5558
5559 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5560 is_symbolless parameter.
5561 (Output_reloc<SHT_REL>::is_symbolless): New.
5562 (Output_reloc<SHT_REL>::is_symbolless_): New.
5563 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5564 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5565 (Output_reloc<SHT_RELA>::is_symbolless): New.
5566 (Output_data_reloc::add_global): Handle is_symbolless.
5567 (Output_data_reloc::add_global_relative): Likewise.
5568 (Output_data_reloc::add_local): Likewise.
5569 (Output_data_reloc::add_local_relative): Likewise.
5570 (Output_data_reloc::add_symbolless_global_addend): New.
5571 (Output_data_reloc::add_symbolless_local_addend): New.
5572 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5573 is_symbolless.
5574 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5575 instead of ->is_relative_
5576 (Output_reloc::write): Likewise.
5577 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5578 (Output_reloc::write_rel): Simplify.
5579
5580 * sparc.cc (Target_sparc::Scan::local): Use
5581 ->add_symbolless_local_addend as needed.
5582 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5583 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5584 based upon relocation offset.
5585
e4782e83
DK		 55862010-02-11 Doug Kwan <dougkwan@google.com>
5587
5588 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5589 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5590 beginning of function.
5591 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5592 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5593 parameter is_32bit in calls to should_apply_static_reloc.
5594 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5595 (check_DATA): Add arm_abs_global.stdout.
5596 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5597 arm_abs_global.stdout): New rules.
5598 (MOSTLLYCLEANFILES): Add arm_abs_global
5599 * Makefile.in: Regenerate.
5600 * testsuite/arm_abs_global.s: New file.
5601 * testsuite/arm_abs_global.sh: Ditto.
5602 * testsuite/arm_abs_lib.s: Ditto.
5603
93ceb764
ILT		 56042010-02-11 Ian Lance Taylor <iant@google.com>
5605
5606 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5607 Read_relocs task.
5608 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5609 Allocate_commons_task first.
5610 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5611 task, rather than symtab_lock_.
5612 (Gc_process_relocs::~Gc_process_relocs): New function.
5613 (Gc_process_relocs::is_runnable): Check this_blocker_.
5614 (Gc_process_relocs::locks): Use next_blocker_ rather than
5615 blocker_.
5616 (Scan_relocs::~Scan_relocs): New function.
5617 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5618 symtab_lock_.
5619 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5620 next_blocker_.
5621 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5622 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5623 constructor accordingly.
5624 (class Gc_process_relocs): Likewise.
5625 (class Scan_relocs): Likewise.
5626 * common.h (class Allocate_commons_task): Remove symtab_lock_
5627 field, and corresponding constructor parameter.
5628 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5629 symtab_lock_.
5630 (Allocate_commons_task::locks): Likewise.
5631
114dfbe1
ILT		 56322010-02-11 Ian Lance Taylor <iant@google.com>
5633
5634 * gold-threads.h (class Once): Define.
5635 (class Initialize_lock): Rewrite as child of Once.
5636 * gold-threads.cc (class Once_initialize): Define.
5637 (once_pointer_control): New static variable.
5638 (once_pointer, once_arg): New static variables.
5639 (c_run_once): New static function.
5640 (Once::Once, Once::run_once, Once::internal_run): New functions.
5641 (class Initialize_lock_once): Remove.
5642 (initialize_lock_control): Remove.
5643 (initialize_lock_pointer): Remove.
5644 (initialize_lock_once): Remove.
5645 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5646 (Initialize_lock::initialize): Rewrite.
5647 (Initialize_lock::do_run_once): New function.
5648 * archive.cc (Archive::interpret_header): Only clear name if it is
5649 not already empty.
5650 * fileread.cc: Include "gold-threads.h"
5651 (file_counts_lock): New static variable.
5652 (file_counts_initialize_lock): Likewise.
5653 (File_read::release): Only increment counts when using --stats.
5654 Use a lock around the increment.
5655 * parameters.cc (class Set_parameters_target_once): Define.
5656 (set_parameters_target_once): New static variable.
5657 (Parameters::Parameters): Move here from parameters.h.
5658 (Parameters::set_target): Rewrite.
5659 (Parameters::set_target_once): New function.
5660 (Parameters::clear_target): Move here and rewrite.
5661 * parameters.h (class Parameters): Update declarations. Add
5662 set_parameters_target_once_ field.
5663 (Parameters::Parameters): Move to parameters.cc.
5664 (Parameters::clear_target): Likewise.
5665 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5666 task.
5667 (Start_group::~Start_group): New function.
5668 (Start_group::is_runnable): New function.
5669 (Start_group::locks, Start_group::run): New functions.
5670 (Finish_group::run): Change saw_undefined to size_t.
5671 * readsyms.h (class Start_group): Define.
5672 (class Finish_group): Change saw_undefined_ field to size_t.
5673 (Finish_group::Finish_group): Remove saw_undefined and
5674 this_blocker parameters. Change all callers.
5675 (Finish_group::set_saw_undefined): New function.
5676 (Finish_group::set_blocker): New function.
5677 * symtab.h (class Symbol_table): Change saw_undefined to return
5678 size_t. Change saw_undefined_ field to size_t.
5679 * target-select.cc (Set_target_once::do_run_once): New function.
5680 (Target_selector::Target_selector): Initialize set_target_once_
5681 field. Don't initialize lock_ and initialize_lock_ fields.
5682 (Target_selector::instantiate_target): Rewrite.
5683 (Target_selector::set_target): New function.
5684 * target-select.h (class Set_target_once): Define.
5685 (class Target_selector): Update declarations. Make
5686 Set_target_once a friend. Remove lock_ and initialize_lock_
5687 fields. Add set_target_once_ field.
5688
fa17a3f4
ILT		 56892010-02-10 Ian Lance Taylor <iant@google.com>
5690
5691 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5692 queueing any tasks.
5693 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5694 (queue_middle_tasks): Add all blockers before queueing any tasks.
5695 (queue_final_tasks): Likewise.
5696 * token.h (Task_token::add_blockers): New function.
5697 * object.h (Input_objects::number_of_relobjs): New function.
5698
c7177d31
ILT		 56992010-02-10 Ian Lance Taylor <iant@google.com>
5700
5de0e392
ILT		 5701 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5702 shared, not if not position independent.
5703 * x86_64.cc (Relocate::relocate_tls): Likewise.
5704 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5705 (tls_pie_pic_test): New target.
5706 * testsuite/Makefile.in: Rebuild.
5707
c7177d31
ILT		 5708 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5709 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5710 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5711 * testsuite/Makefile.in: Rebuild.
5712
684b268a
DM		 57132010-02-09 David S. Miller <davem@davemloft.net>
5714
5715 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5716 R_SPARC_RELATIVE using ->add_local_relative().
5717 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5718
612a8d3d
DM		 5719 * output.h (Output_data_dynamic::add_section_size): New method
5720 that takes two Output_data objects.
5721 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5722 entry param. Handle it in initializers.
5723 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5724 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5725 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5726 arg.
5727 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5728 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5729 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5730 for dynrel_includes_plt.
5731 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5732 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5733 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5734 before .rela.plt
5735 (Target_sparc::do_finalize_sections): Update to pass true for
5736 dynrel_includes_plt.
5737 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5738 output before .rela.plt
5739 (Target_powerpc::do_finalize_sections): Update to pass true for
5740 dynrel_includes_plt when 32-bit.
5741
cb1be87e
DK		 57422010-02-08 Doug Kwan <dougkwan@google.com>
5743
5744 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5745 method.
5746 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5747 Arm_relobj::scan_section_for_cortex_a8_stubs,
5748 Arm_relobj::do_relocation_section): Instead of calling
5749 Output_section::output_address, use faster
5750 Arm_relobj::simple_input_section_output_address.
5751
705b5121
DM		 57522010-02-08 David S. Miller <davem@davemloft.net>
5753
5754 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5755 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5756 relocation helper function.
5757
024c4466
DM		 5758 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5759 just like R_SPARC_GOT{10,13,22}.
5760 (Target_sparc::Scan::local): Likewise.
5761 (Target_sparc::Relocate:relocate): Likewise.
5762
9109c078
ILT		 57632010-02-06 Ian Lance Taylor <iant@google.com>
5764
5765 * configure.ac: Rewrite targetobjs duplicate removal code to use
5766 only shell constructs.
5767 * configure: Rebuild.
5768
cf846138
DK		 57692010-02-05 Doug Kwan <dougkwan@google.com>
5770
5771 PR 11247
5772 * arm.cc (Arm_relobj::section_is_scannable): New method.
5773 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5774 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5775
6cfaf60b
DK		 57762010-02-04 Doug Kwan <dougkwan@google.com>
5777
5778 PR 11247
5779 * arm-reloc-property.cc (cstdio): Include.
5780 * configure.ac (targetobjs): Remove duplicates.
5781 * configure: Regenerate.
5782 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5783 big and little endian version for a given address size.
5784
5c57f1be
DK		 57852010-02-03 Doug Kwan <dougkwan@google.com>
5786
5787 * arm-reloc-property.cc
5788 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5789 definition.
5790 * arm-reloc-property.h
5791 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5792 New method definition.
5793 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5794 declaration.
5795 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5796 overflow to N.
5797 (GOT_PREL): Change implemented to Y.
5798 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5799 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5800 (Arm_relocate_functions::movw_abs_nc): Remove method.
5801 (Arm_relocate_functions::movt_abs): Ditto.
5802 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5803 (Arm_relocate_functions::thm_movt_abs): Ditto.
5804 (Arm_relocate_functions::movw_rel_nc): Ditto.
5805 (Arm_relocate_functions::movw_rel): Ditto.
5806 (Arm_relocate_functions::movt_rel): Ditto.
5807 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5808 (Arm_relocate_functions:thm_movw_rel): Ditto.
5809 (Arm_relocate_functions:thm_movt_rel): Ditto.
5810 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5811 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5812 New method definitions.
5813 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5814 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5815 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5816 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5817 (Target_arm::Relocate::relocate): Check for non-static or
5818 unimplemented relocation code and exit early. Change calls to
5819 Target_arm::reloc_uses_thumb_bit and
5820 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5821 instead. Refactor code to handle similar relocations to increase
5822 code sharing. Remove check for unsupported relocation code in switch
5823 statement.
5824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5825 relocation property table to find out size. Change error message to
5826 print out the name of a relocation code instead of the numeric value.
5827 (Target_arm::scan_reloc_for_stub): Use relocation property table
5828 instead of calling Target_arm::reloc_uses_thumb_bit().
5829
218c5831
DK		 58302010-02-02 Doug Kwan <dougkwan@google.com>
5831
5832 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5833 types of relaxed input section.
5834
0d31c79d
DK		 58352010-02-02 Doug Kwan <dougkwan@google.com>
5836
5837 * Makefile.am (HFILES): Add arm-reloc-property.h.
5838 (DEFFILES): New.
5839 (TARGETSOURCES): Add arm-reloc-property.cc
5840 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5841 (libgold_a_SOURCES): $(DEFFILES)
5842 * Makefile.in: Regenerate.
5843 * arm-reloc-property.cc: New file.
5844 * arm-reloc-property.h: New file.
5845 * arm-reloc.def: New file.
5846 * arm.cc: Update comments.
5847 (arm-reloc-property.h): New included header.
5848 (arm_reloc_property_table): New global variable.
5849 (Target_arm::do_select_as_default_target): New method definition.
5850 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5851 arm-reloc-property to targ_extra_obj.
5852 * parameters.cc (set_parameters_target): Call
5853 Target::select_as_default_target().
5854 * target.h (Target::select_as_default_target): New method definition.
5855 (Target::do_select_as_default_target): Same.
5856
546c7457
DK		 58572010-02-01 Doug Kwan <dougkwan@google.com>
5858
5859 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5860 first_output_text_section_.
5861 (Arm_exidx_fixup::first_output_text_section): New method definition.
5862 (Arm_exidx_fixup::first_output_text_section_): New data member.
5863 (Arm_exidx_fixup::process_exidx_section): Record the first text
5864 output section seen.
5865 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5866 and entsize in output section header.
5867
11b861d5
DK		 58682010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5869
5870 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5871 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5872 (Arm_relocate_functions::thm_alu11): New Method.
5873 (Arm_relocate_functions::thm_pc8): New Method.
5874 (Arm_relocate_functions::thm_pc12): New Method.
5875 (Target_arm::Scan::local): Handle the relocations.
5876 (Target_arm::Scan::global): Likewise.
5877 (Target_arm::Relocate::relocate): Likewise.
5878 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5879
c9a2c125
DK		 58802010-01-29 Doug Kwan <dougkwan@google.com>
5881
5882 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5883 of relocation types as ld.
5884
1521477a
DK		 58852010-01-29 Doug Kwan <dougkwan@google.com>
5886
5887 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5888 to public.
5889 (Arm_relocate_functions::thumb_branch_common): Ditto.
5890 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5891 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5892 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5893 Arm_relocate_functions::jump24): Remove.
5894 (Target_arm::Relocate::relocate): Adjust code to call
5895 Arm_relocation_functions::arm_branch_common and
5896 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5897 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5898
e7eca48c
DK		 58992010-01-29 Doug Kwan <dougkwan@google.com>
5900
5901 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5902 output_local_symbol_count_needs_update_.
5903 (Arm_relobj::output_local_symbol_count_needs_update,
5904 Arm_relobj::set_output_local_symbol_count_needs_update,
5905 Arm_relobj::update_output_local_symbol_count): New methods.
5906 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5907 member.
5908 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5909 of pointed function as in a R_ARM_PREL31 relocation.
5910 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5911 for output local symbol count updating.
5912 (Target_arm::do_relax): Update output local symbol counts in objects
5913 if necessary.
5914 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5915
02961d7e
ILT		 59162010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5917
5918 * arm.cc: Added support for the ARM relocations:
5919 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5920 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5921 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5922 movw_prel_nc).
5923 (Arm_relocate_functions::movw_rel): New method.
5924 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5925 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5926 thm_movw_prel_nc).
5927 (Arm_relocate_functions::thm_movw_rel): New method.
5928 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5929 thm_movt_prel).
5930 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5931 relocations.
5932 (Target_arm::Scan::global): Likewise.
5933 (Target_arm::Relocate::relocate): Likewise.
5934 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5935 Likewise.
5936
b10d2873
ILT		 59372010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5938
5939 * arm.cc: Added support for ARM group relocations.
5940 (Target_arm::reloc_needs_sym_origin): New method.
5941 (Arm_relocate_functions::calc_grp_kn): New method.
5942 (Arm_relocate_functions::calc_grp_residual): New method.
5943 (Arm_relocate_functions::calc_grp_gn): New method.
5944 (Arm_relocate_functions::arm_grp_alu): New Method.
5945 (Arm_relocate_functions::arm_grp_ldr): New Method.
5946 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5947 (Arm_relocate_functions::arm_grp_ldc): New Method.
5948 (Target_arm::Scan::local): Handle the ARM group relocations.
5949 (Target_arm::Scan::global): Likewise.
5950 (Target_arm::Relocate::relocate): Likewise.
5951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5952 Likewise.
5953
2b328d4e
DK		 59542010-01-26 Doug Kwan <dougkwan@google.com>
5955
5956 * arm.cc (set): Include.
5957 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5958 pointer type.
5959 (Arm_output_section::Text_section_list): New type.
5960 (Arm_output_section::append_text_sections_to_list): New method.
5961 (Arm_output_section::fix_exidx_coverage): Ditto.
5962 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5963 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5964 Relobj::set_section_offset() instead of
5965 Sized_relobj::invalidate_section_offset().
5966 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5967 parameter for section headers. Ignore relocation sections for
5968 unallocated sections and EXIDX sections.
5969 (Target_arm::fix_exidx_coverage): New method.
5970 (Target_arm::output_section_address_less_than): New type.
5971 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5972 linked text section instead of the EXIDX section.
5973 (Arm_output_section::create_stub_group): Add an assertion to check
5974 that this is not an EXIDX output section.
5975 (Arm_output_section::append_text_sections_to_list): New method.
5976 (Arm_output_section::fix_exidx_coverage): Ditto.
5977 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5978 Arm_relobj::section_needs_reloc_stub_scanning.
5979 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5980 first pass.
5981 (Target_arm::fix_exidx_coverage): New method.
5982 * object.h (Relobj::set_output_section): New method.
5983 (Sized_relobj::invalidate_section_offset): Remove method.
5984 (Sized_relobj::do_invalidate_section_offset): Remove method.
5985 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5986
c7f3c371
DK		 59872010-01-25 Doug Kwan <dougkwan@google.com>
5988
5989 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5990 Fix warning due to signed and unsigned comparison on a 32-bit host.
5991
8923b24c
DK		 59922010-01-22 Doug Kwan <dougkwan@google.com>
5993
5994 * arm.cc (Target_arm::do_relax): Record an output section for section
5995 offset adjustment it contains any stub table that has changed.
5996 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5997 offsets in an output section if necessary.
5998 * output.cc (Output_section::Output_section): Initialize
5999 section_offsets_need_adjustments_.
6000 (Output_section::add_input_section_for_script): Renamed to
6001 Output_section::add_simple_input_section.
6002 (Output_section::save_states): Add a comment.
6003 (Output_section::discard_states): New method defintion.
6004 (Output_section::adjust_section_offsets): Same.
6005 * output.h (Output_section::add_input_section_for_script): Renamed to
6006 Output_section::add_simple_input_section.
6007 (Output_section::discard_states): New method declaration.
6008 (Output_section::adjust_section_offsets): Same.
6009 (Output_section::section_offsets_need_adjustment,
6010 Output_section::set_section_offsets_need_adjustment): New method
6011 definitions.
6012 (Output_section::section_offsets_need_adjustment_): New data member.
6013 * script-sections.cc
6014 (Output_section_element_input::set_section_address): Adjust code for
6015 renaming of Output_section::add_input_section_for_script.
6016 (Orphan_output_section::set_section_address): Same.
6017
9b2fd367
DK		 60182010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6019
6020 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6021 Fix_v4bx enum values .
6022 * gold/options.h (General_options): New option definitions.
6023 (General_options::fix_v4bx): New method.
6024 (General_options::Fix_v4bx): New enum.
6025 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6026 (General_options::parse_fix_v4bx_interworking): New method.
6027
80d0d023
DK		 60282010-01-22 Doug Kwan <dougkwan@google.com>
6029
6030 * arm.cc (Arm_exidx_fixup): New class.
6031
af2cdeae
DK		 60322010-01-21 Doug Kwan <dougkwan@google.com>
6033
6034 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6035 classes.
6036 (Arm_exidx_section_offset_map): New type.
6037
993d07c1
DK		 60382010-01-21 Doug Kwan <dougkwan@google.com>
6039
6040 * arm.cc (Arm_exidx_input_section): New class.
6041 (Arm_relobj::exidx_input_section_by_link,
6042 Arm_relobj::exidx_input_section_by_shndx,
6043 Arm_relobj::make_exidx_input_section): New methods.
6044 (read_arm_attributes_section): Remove.
6045 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6046 information about them.
6047 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6048 to here.
6049
5ac169d4
DK		 60502010-01-20 Doug Kwan <dougkwan@google.com>
6051
6052 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6053 Input_section_specifier to Section_id.
6054 (Target_arm::new_arm_input_section: Adjust code for change of key
6055 type.
6056 (Target_arm::find_arm_input_section): Ditto.
6057 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6058 (Section_id): Remove.
6059 (Garbage_collection::Section_id_hash): Remove.
6060 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6061 (Section_id): Remove.
6062 (Icf::Section_id_hash): Remove.
6063 * object.h (Section_id, Const_section_id, Section_id_hash,
6064 Const_section_id_hash): New type definitions.
6065 * output.cc (Output_section::add_relaxed_input_section): Change to
6066 use Const_section_id instead of Input_section_specifier as key type.
6067 (Output_section::add_merge_input_section): Ditto.
6068 (Output_section::build_relaxation_map): Change to use Section_id
6069 instead of Input_section_specifier as key type.
6070 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6071 Ditto.
6072 (Output_section::convert_input_sections_to_relaxed_sections): Change
6073 to use Const_section_id instead of Input_section_specifier as key type.
6074 (Output_section::find_merge_section): Ditto.
6075 (Output_section::find_relaxed_input_section): Ditto.
6076 * output.h (Input_section_specifier): Remove class.
6077 (Output_section::Output_section_data_by_input_section_map): Change
6078 key type to Const_section_id.
6079 (Output_section::Output_relaxed_input_section_by_input_section_map):
6080 Ditto.
6081 (Output_section::Relaxation_map): Change key type to Section_id.
6082
a2162063
ILT		 60832010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6084
6085 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6086 (class Arm_v4bx_stub): New class.
6087 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6088 (Stub_factory::make_arm_v4bx_stub): New method.
6089 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6090 (Stub_table::empty): Handle v4bx stubs.
6091 (Stub_table::add_arm_v4bx_stub): New method.
6092 (Stub_table::find_arm_v4bx_stub): New method.
6093 (Arm_relocate_functions::v4bx): New method.
6094 (Target_arm::fix_v4bx): New method.
6095 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6096 (Stub_table::relocate_stubs): Likewise.
6097 (Stub_table::do_write): Likewise.
6098 (Stub_table::update_data_size_and_addralign): Likewise.
6099 (Stub_table::finalize_stubs): Likewise.
6100 (Target_arm::Scan::local): Likewise.
6101 (Target_arm::Scan::global): Likewise.
6102 (Target_arm::do_finalize_sections): Likewise.
6103 (Target_arm::Relocate::relocate): Likewise.
6104 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6105 Likewise.
6106 (Target_arm::scan_reloc_for_stub): Likewise.
6107 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6108
5696ab0b
ILT		 61092010-01-19 Ian Lance Taylor <iant@google.com>
6110
6111 * output.cc (Output_section_headers::do_sized_write): Write large
6112 segment count to sh_info field.
6113 (Output_file_header::do_sized_write): For large segment count,
6114 write PN_XNUM to e_phnum field.
6115
800d0f56
ILT		 61162010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6117
6118 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6119 (Arm_relocate_functions::thm_jump8): New function.
6120 (Arm_relocate_functions::thm_jump11): New function.
6121 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6122 R_ARM_THM_JUMP11.
6123 (Target_arm::Scan::global): Likewise.
6124 (Target_arm::Relocate::relocate): Likewise.
6125 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6126 Likewise.
6127
41263c05
DK		 61282010-01-14 Doug Kwan <dougkwan@google.com>
6129
6130 * arm.cc (map, utility): Include headers.
6131 (Target_arm::apply_cortex_a8_workaround): New method.
6132 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6133 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6134 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6135 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6136 the --[no-]fix-cortex-a8 command line options.
6137 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6138 (Target_arm::relocate_stub): Use addend in instruction template.
6139 * options.h (DEFINE_bool): Set the user-set flag.
6140 (General_options): Add --[no-]-fix-cortex options.
6141 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6142 : Update fast look-up map after conversion.
41263c05 6143
459e9b03
ST		 61442010-01-14 Sriraman Tallam <tmsriram@google.com>
6145
6146 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6147 in the first pass of do_layout.
6148
b521dfe4
DK		 61492010-01-13 Doug Kwan <dougkwan@google.com>
6150
6151 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6152 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6153 apparent compiler problem of not folding static constant integral
6154 data members of elfcpp::Elf_sizes<32>.
6155
44272192
DK		 61562010-01-13 Doug Kwan <dougkwan@google.com>
6157
6158 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6159 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6160 Arm_relobj::scan_section_for_cortex_a8_erratum,
6161 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6162 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6163 sections to scan for relocation stubs into a new method
6164 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6165 relocation and Cortex-A8 stub scanning.
6166 (Target_arm::do_relax): Force stubs to be after stubbed sections
6167 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6168 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6169 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6170
44b71ece
ILT		 61712010-01-12 Ian Lance Taylor <iant@google.com>
6172
6173 * target-reloc.h (visibility_error): New inline function.
6174 (relocate_section): Call visibility_error.
6175 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6176 (MOSTLYCLEANFILES): Likewise.
6177 (protected_4_pic.o, protected_3.err): New targets.
6178 * testsuite/protected_4.cc: New file.
6179
a120bc7f
DK		 61802010-01-12 Doug Kwan <dougkwan@google.com>
6181
6182 * arm.cc (Cortex_a8_reloc): New class.
6183 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6184 and cortex_a8_relocs_info_.
6185 (Target_arm::fix_cortex_a8): New method definition.
6186 (Target_arm::Cortex_a8_relocs_info): New type.
6187 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6188 New data member declarations.
6189 (Target_arm::scan_reloc_for_stub): Record information about
6190 relocations for THUMB branches that might be exempted from the
6191 Cortex-A8 workaround.
6192 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6193 at the beginning of a relaxation pass.
6194
20138696
DK		 61952010-01-12 Doug Kwan <dougkwan@google.com>
6196
6197 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6198 (Arm_relobj::Mapping_symbol_position,
6199 Arm_reloj::Mapping_symbol_position_less,
6200 Arm_relobj::Mapping_symbols_info): New types.
6201 (Target_arm::is_mapping_symbol_name): New method definition.
6202 (Arm_relobj::do_count_local_symbols): Save information about mapping
6203 symbols.
6204
089d69dc
DK		 62052010-01-11 Doug Kwan <dougkwan@google.com>
6206
6207 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6208 Arm_relocate_functions::thumb32_branch_upper,
6209 Arm_relocate_functions::thumb32_branch_lower,
6210 Arm_relocate_functions::thumb32_cond_branch_offset,
6211 Arm_relocate_functions::thumb32_cond_branch_upper,
6212 Arm_relocate_functions::thumb32_cond_branch_lower,
6213 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6214 branch offset encoding.
6215 (Arm_relocate_functions::thumb_branch_common): Use new branch
6216 offset encoding methods to avoid code duplication.
6217 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6218 (Stub_addend_reader::operator()): Use new branch encoding method
6219 to avoid code duplication.
6220
99e5bff2
DK		 62212010-01-11 Doug Kwan <dougkwan@google.com>
6222
6223 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6224 (Target_arm::do_finalize_sections): Define special EXIDX section
6225 symbols only if referenced.
6226 * gc.h (Garbage_collection::add_reference): New method.
6227 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6228 code duplication.
6229
98e090bd
ILT		 62302010-01-11 Ian Lance Taylor <iant@google.com>
6231
d0a91bd8
ILT		 6232 * script.cc (Version_script_info::build_expression_list_lookup):
6233 Change complaing about duplicate wildcard match from error to
6234 warning.
6235
98e090bd
ILT		 6236 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6237 of 2009-12-30.
6238 (Version_script_info::Version_script_info): Initialize globs_,
6239 default_version_, default_is_global_, and exact_. Don't
6240 initialize globals_ or locals_.
6241 (Version_script_info::build_lookup_tables): Build local symbols
6242 first.
6243 (Version_script_info::unquote): New function.
6244 (Version_script_info::add_exact_match): New function.
6245 (Version_script_info::build_expression_list_lookup): Remove lookup
6246 parameter. Add is_global parameter. Change all callers. Handle
6247 wildcard pattern specially. Unquote pattern. Call
6248 add_exact_match.
6249 (Version_script_info::get_name_to_match): New function.
6250 (Version_script_info::get_symbol_version): New function.
6251 (Version_script_info::get_symbol_version_helper): Remove.
6252 (Version_script_info::check_unmatched_names): Call unquote.
6253 * script.h (class Version_script_info): Change get_symbol_version
6254 to be non-inline and add is_global parameter; change all callers.
6255 Rewrite symbol_is_local. Update declarations. Define struct
6256 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6257 Remove globals_ and locals_ members. Add exact_, globs_,
6258 default_version_, is_global_.
6259 (Version_script_info::Glob): Remove pattern, add expression and
6260 is_global. Update constructor. Change all callers.
6261 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6262 default version.
6263 (Versions::symbol_section_contents): If a symbol is undefined, or
6264 defined in a dynamic object, set the version index to
6265 VER_NDX_LOCAL.
6266 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6267 symbol_is_local.
6268 (Symbol_table::add_from_pluginobj): Likewise.
6269 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6270
d56962d3
DK		 62712010-01-11 Doug Kwan <dougkwan@google.com>
6272
6273 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6274 (incremental_dump_LDADD): Add linking option for libintl.
6275 * Makefile.in: Regenerate.
6276
94e6ee91
L		 62772010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6278
6279 PR gold/11144
6280 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6281 instead of -Ds.
6282 * testsuite/Makefile.in: Regenerated.
6283
e96c574b
DK		 62842010-01-10 Doug Kwan <dougkwan@google.com>
6285
6286 * options.h (DEFINE_var): Use parentheses around argument varname__
6287 in macro body to avoid any unintended subsequent substitutions.
6288
7198066b
ILT		 62892010-01-10 Ian Lance Taylor <iant@google.com>
6290
ba4d53bf
ILT		 6291 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6292 candidates before doing symbol resolution.
6293
7198066b
ILT		 6294 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6295 ODR candidates if only one is weak.
6296
a2beed37
ILT		 62972010-01-08 Ian Lance Taylor <iant@google.com>
6298
6299 * script.cc (Version_script_info::build_expression_list_lookup):
6300 Don't warn about ambiguous version, just record the ambiguity.
6301 (Version_script_info::get_symbol_version_helper): Give error if
6302 version is ambiguous.
6303
2fb7225c
DK		 63042010-01-08 Doug Kwan <dougkwan@google.com>
6305
6306 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6307 prev_data_size_ and prev_addralign_. Remove initializer for
6308 deleted data member has_been_changed_.
6309 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6310 to determine if the table is empty.
6311 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6312 Remove.
6313 (Stub_table::add_reloc_stub): Define method in class definition
6314 instead of just declaring it there.
6315 (Stub_table::add_cortex_a8_stub): New method definition.
6316 (Stub_table::update_data_size_and_addralign): Ditto.
6317 (Stub_table::finalize_stubs): Ditto.
6318 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6319 (Stub_table::do_addralign_): Return address alignment in the
6320 (Stub_table::do_reset_address_and_file_offset): Define method in
6321 class definition instead of declaring it there. Set current data
6322 size to be the data size of the previous pass.
6323 (Stub_table::set_final_data_size): Use current data size as the
6324 final data size.
6325 (Stub_table::relocate_stub): Change parameter type of stub from
6326 Reloc_stub pointer to Stub pointer.
6327 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6328 (Stub_table::Cortex_a8_stub_list): New typedef.
6329 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6330 Stub_table::prev_addralign_): New data member.
6331 (Arm_relobj::Arm_relobj): Initialize data member
6332 section_has_cortex_a8_workaround_.
6333 (Arm_relobj::section_has_cortex_a8_workaround,
6334 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6335 definitions.
6336 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6337 declarations.
6338 (Target_arm::relocate_stub): Change parameter type of stub from
6339 Reloc_stub pointer to Stub pointer.
6340 (Insn_template::size, Insn_template::alignment): Handle
6341 THUMB16_SPECIAL_TYPE.
6342 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6343 Stub_table::update_data_size_and_addralign,
6344 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6345 definitions.
6346 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6347 (Stub_table::do_write): Ditto.
6348 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6349
880cd20d
ILT		 63502010-01-08 Ian Lance Taylor <iant@google.com>
6351
6352 PR 11108
6353 * symtab.h (class Symbol): Remove fields is_target_special_ and
6354 has_plt_offset_. Add field is_defined_in_discarded_section_.
6355 (Symbol::is_defined_in_discarded_section): New function.
6356 (Symbol::set_is_defined_in_discarded_section): New function.
6357 (Symbol::has_plt_offset): Rewrite.
6358 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6359 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6360 Don't initialize is_target_special_ or has_plt_offset_.
6361 Initialize is_defined_in_discarded_section_.
6362 (Symbol_table::add_from_relobj): If appropriate, set
6363 is_defined_in_discarded_section.
6364 * resolve.cc (Symbol::override_base_with_special): Don't test
6365 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6366 * target-reloc.h (relocate_section): Do special handling for
6367 symbols defined in discarded sections for global symbols as well
6368 as local symbols.
6369
2703e3eb
ILT		 63702010-01-08 Ian Lance Taylor <iant@google.com>
6371
6372 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6373 the SHT_SYMTAB case.
6374
339d40a3
ILT		 63752010-01-08 Ian Lance Taylor <iant@google.com>
6376
6377 * object.cc (Sized_relobj::do_layout): Don't get confused if
6378 layout_eh_frame returns NULL.
6379
abecea76
ILT		 63802010-01-08 Ian Lance Taylor <iant@google.com>
6381
6382 PR 11084
6383 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6384 dynamic symbol table, use the normal symbol table.
6385 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6386 symbol table.
6387
6b7dd3f3
ILT		 63882010-01-08 Ian Lance Taylor <iant@google.com>
6389
6390 PR 11072
6391 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6392 sections.
6393
36c50e63
L		 63942010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6395
6396 * version.cc (print_version): Change to "Copyright 2010".
6397
e291e7b9
ILT		 63982010-01-08 Ian Lance Taylor <iant@google.com>
6399
6400 PR 10287
6401 PR 11063
6402 * i386.cc (class Target_i386): Change return type of plt_section
6403 to be non-const.
6404 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6405 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6406 tls_desc_rel_ field.
6407 (Output_data_plt_i386::rel_tls_desc): New function.
6408 (Target_i386::rel_tls_desc_section): New function.
6409 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6410 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6411 R_386_TLS_DESC reloc in rel_tls_desc_section.
6412 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6413 Define struct Tlsdesc_info.
6414 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6415 (Target_x86_64::do_reloc_symbol_index): New function.
6416 (Target_x86_64::add_tlsdesc_info): New function.
6417 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6419 tlsdesc_rel_ field.
6420 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6421 all callers.
6422 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6423 (Target_x86_64::rela_tlsdesc_section): New function.
6424 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6425 handling.
6426 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6427 (Target_x86_64::do_reloc_addend): New function.
6428 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6429 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6430 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6431 (Output_reloc::type): New function.
6432 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6433 (Output_reloc::is_target_specific): New function.
6434 (Output_reloc::target_arg): New function.
6435 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6436 absolute relocs and target specific relocs.
6437 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6438 add_target_specific.
6439 (class Output_data_reloc) [SHT_RELA]: Likewise.
6440 * output.cc (Output_reloc::Output_reloc): Add four new versions
6441 for absolute relocs and target specific relocs.
6442 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6443 (Output_reloc::get_symbol_index): Likewise.
6444 (Output_reloc::local_section_offset): Check that local_sym_index_
6445 is not TARGET_CODE or 0.
6446 (Output_reloc::symbol_value): Likewise.
6447 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6448 reloc.
6449 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6450 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6451 functions.
6452 * layout.cc (add_target_dynamic_tags): Use output section for
6453 DT_PLTRELSZ and DT_JMPREL.
6454
3a44184e
ILT		 64552010-01-07 Ian Lance Taylor <iant@google.com>
6456
6457 PR 11061
6458 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6459 function.
6460 (class Output_data_reloc_generic): Define.
6461 (class Output_data_reloc_base): Change base class to
6462 Output_data_reloc_generic. Change add() method to call
6463 bump_relative_reloc_count for a relative reloc. Remove
6464 sort_relocs_ field.
6465 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6466 to sort_relocs().
6467 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6468 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6469 appropriate.
6470 * layout.h (class Layout): Update declaration.
6471
ea715a34
ILT		 64722010-01-07 Ian Lance Taylor <iant@google.com>
6473
6474 * output.h (class Output_data): Add const version of
6475 output_section and do_output_section.
6476 (class Output_section_data): Add const version of
6477 do_output_section.
6478 (class Output_section): Likewise.
6479 * layout.cc (Layout::add_target_dynamic_tags): New function.
6480 * layout.h (class Layout): Update declarations.
6481 * arm.cc (Target_arm::do_finalize_sections): Use
6482 add_target_dynamic_tags.
6483 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6484 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6485 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6486 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6487
659948a4
ILT		 64882010-01-07 Ian Lance Taylor <iant@google.com>
6489
6490 PR 11042
6491 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6492 object as needed.
6493
9d3b86f6
ILT		 64942010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6495 Ian Lance Taylor <iant@google.com>
6496
6497 PR 11019
6498 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6499 Xindex::read_symtab_xindex.
6500
bb0d3eb0
DK		 65012010-01-07 Doug Kwan <dougkwan@google.com>
6502
6503 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6504 (Insn_template::thumb16_bcond_insn): New method declaration.
6505 (Insn_template): Fix spelling.
6506 (Stub::thumb16_special): New method declaration.
6507 (Stub::do_write): Define virtual method which was previously pure
6508 virtual.
6509 (Stub::do_thumb16_special): New method declaration.
6510 (Stub::do_fixed_endian_write): New template member.
6511 (Reloc_stub::do_write): Remove.
6512 (Reloc_stub::do_fixed_endian_write): Remove.
6513 (Cortex_a8_stub): New class definition.
6514 (Stub_factory::make_cortex_a8_stub): New method definition.
6515 (Stub_factory::Stub_factory): Add missing static storage class
6516 qualifier for elf32_arm_stub_a8_veneer_blx.
6517
ffeef7df
ILT		 65182010-01-07 Ian Lance Taylor <iant@google.com>
6519
dc3f80fe
ILT		 6520 PR 10980
6521 * options.h (class General_options): Add --warn-unresolved-symbols
6522 and --error-unresolved-symbols.
6523 * errors.cc (Errors::undefined_symbol): Implement
6524 --warn-unresolved-symbols.
6525
ffeef7df
ILT		 6526 * options.h (class General_options): Add -z text and -z textoff.
6527 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6528
f1ec9ded
ST		 65292010-01-06 Sriraman Tallam <tmsriram@google.com>
6530
6531 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6532 (Garbage_collection::cident_sections): New function.
6533 (Garbage_collection::add_cident_section): New function.
6534 (Garbage_collection::cident_sections_): New member.
6535 (gc_process_relocs): Add references to sections whose names are C
6536 identifiers.
6537 * gold.h (cident_section_start_prefix): New constant.
6538 (cident_section_stop_prefix): New constant.
6539 (is_cident): New function.
6540 * layout.cc (Layout::define_section_symbols): Replace string constants
6541 with the newly defined constants.
6542 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6543 C identifiers.
6544 * testsuite/Makefile.am: Add gc_orphan_section_test.
6545 * testsuite/Makefile.in: Regenerate.
6546 * testsuite/gc_orphan_section_test.cc: New file.
6547 * testsuite/gc_orphan_section_test.sh: New file.
6548
6eda8c29
ILT		 65492010-01-06 Ian Lance Taylor <iant@google.com>
6550
b9674e17
ILT		 6551 PR 10980
6552 * options.h (class General_options): Add --warn-shared-textrel.
6553 * layout.cc (Layout::finish_dynamic_section): Implement
6554 --warn-shared-textrel.
6555
6eda8c29
ILT		 6556 PR 10980
6557 * options.h (class General_options): Add --warn-multiple-gp.
6558
32dcd44e
ILT		 65592010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6560
6561 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6562 $(THREADSLIB) and $(LIBDL).
6563 * Makefile.in: Rebuild.
6564
a192ba05
ILT		 65652010-01-06 Ian Lance Taylor <iant@google.com>
6566
6567 PR 10980
6568 * options.cc (General_options::parse_section_start): New function.
6569 (General_options::section_start): New function.
6570 (General_options::General_options): Initialize all members.
6571 * options.h: Include <map>
6572 (class General_options): Add --section-start. Add section_starts_
6573 member.
6574 * layout.cc (Layout::attach_allocated_section_to_segment): If
6575 --section-start was used, set the address of the segment. Remove
6576 local sort_sections.
6577 (Layout::relaxation_loop_body): If the address of the load segment
6578 has been set by --section-start, don't use it.
6579 * output.h (Output_segment::update_flags_for_output_section): New
6580 function.
6581 * output.cc (Output_segment::add_output_section): Call
6582 update_flags_for_output_section.
6583
dde3f402
ILT		 65842010-01-05 Ian Lance Taylor <iant@google.com>
6585
62dfdd4d
ILT		 6586 PR 10980
6587 * options.h (class General_options): Add --undefined-version.
6588 * script.cc (struct Version_expression): Add was_matched_by_symbol
6589 field.
6590 (Version_script_info::matched_symbol): New function.
6591 (Version_script_info::get_symbol_version_helper): Call
6592 matched_symbol.
6593 (Version_script_info::check_unmatched_names): New function.
6594 * script.h (class Version_script_info): Update declarations.
6595 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6596
9c4ae156
ILT		 6597 * options.h (class General_options): Use DEFINE_bool_alias for
6598 allow_multiple_definition.
6599 * resolve.cc (Symbol_table::should_override): Don't test
6600 allow_multiple_definition.
6601
dde3f402
ILT		 6602 PR 10980
6603 * options.h (class General_options): Add --cref.
6604 * main.cc (main): Print cref table if --cref. Don't close mapfile
6605 until after printing cref table.
6606 * cref.cc: Include "symtab.h".
6607 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6608 (Cref_table_compare::operator()): New function.
6609 (Cref_inputs::gather_cref): New function.
6610 (filecol): New static const.
6611 (Cref_inputs::print_cref): New function.
6612 (Cref::print_cref): New function.
6613 * cref.h: Include <cstdio>.
6614 (class Cref): Update declarations.
6615 * mapfile.h (Mapfile::file): New function.
6616 * object.h (class Object): Define Symbols. Declare virtual
6617 do_get_global_symbols.
6618 (Object::get_global_symbols): New function.
6619 * object.cc (Input_objects::add_object): Pass object to cref_ if
6620 --cref.
6621 (Input_objects::archive_start): Likewise.
6622 (Input_objects::archive_stop): Likewise.
6623 (Input_objects::print_cref): New function.
6624 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6625 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6626 --cref.
6627 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6628 function.
6629 * plugin.h (class Sized_pluginobj): Update declarations.
6630
8781f709
ILT		 66312010-01-05 Ian Lance Taylor <iant@google.com>
6632
6633 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6634 to is_default_version. Rename insdef to insdefault.
6635 (Symbol_table::add_from_relobj): Rename def to is_default_version
6636 and local to is_forced_local.
6637 (Symbol_table::add_from_pluginobj): Likewise.
6638 (Symbol_table::add_from_dynobj): Likewise.
6639 (Symbol_table::define_special_symbol): Rename insdef to
6640 insdefault.
6641
fe35d28d
ILT		 66422010-01-04 Ian Lance Taylor <iant@google.com>
6643
30bc8c46
ILT		 6644 PR 10980
6645 * options.h (class General_options): Add
6646 --allow-multiple-definition and -z muldefs.
6647 * resolve.cc (Symbol_table::should_override): Don't warn about a
6648 multiple symbol definition if --allow-multiple-definition or -z
6649 muldefs.
6650
7eaea549
ILT		 6651 PR 10980
6652 * options.h (class General_options): Add --add-needed and
6653 --copy-dt-needed-entries. Tweak --as-needed help entry.
6654 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6655 error if --copy-dt-needed-entries aka --add-needed is used and
6656 would cause a change in behaviour.
6657
fe35d28d
ILT		 6658 PR 10980
6659 * options.h (class General_options): Add -G as a short version of
6660 --shared. Add no-op options -assert, -g, and -i.
6661
55a2bb35
ST		 66622010-01-04 Sriraman Tallam <tmsriram@google.com>
6663
6664 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6665 check for .text or .gnu.linkonce.t sections.
6666 * icf.cc (Icf::find_identical_sections): Ditto.
6667 Change the detection for mangled function name within the section
6668 name.
6669 * icf.h (is_section_foldable_candidate): New function.
6670
719328e1
ILT		 66712009-12-30 Ian Lance Taylor <iant@google.com>
6672
6673 PR 10980
6674 * options.h (class General_options): Permit two dashes with
6675 --retain-symbols-file.
6676
d7bb5745
ILT		 66772009-12-30 Ian Lance Taylor <iant@google.com>
6678
403a15dd
ILT		 6679 PR 10979
6680 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6681 don't put the file header and segment headers in the text
6682 segment.
6683
eda294df
ILT		 6684 PR 10979
6685 * common.cc (Sort_commons::operator()): Stabilize sort when both
6686 entries are NULL.
6687 (Symbol_table::do_allocate_commons_list): When allocating common
6688 symbols, skip a symbol which is no longer common.
6689 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6690 an object before checking its type.
6691 * testsuite/common_test_2.c: New file.
6692 * testsuite/common_test_3.c: New file.
6693 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6694 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6695 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6696 (common_test_2_pic.o, common_test_2.so): New targets.
6697 (common_test_3_pic.o, common_test_3.so): New targets.
6698 * testsuite/Makefile.in: Rebuild.
6699
d7bb5745
ILT		 6700 PR 10979
6701 * script.cc (read_input_script): If we see a new SECTIONS clause,
6702 and we have added an input section, give an error.
6703 * layout.h (class Layout): Add have_added_input_section function.
6704 Add have_added_input_section_ field.
6705 * layout.cc (Layout::Layout): Initialize
6706 have_added_input_section_.
6707 (Layout::layout): Set have_added_input_section_.
6708 (Layout::layout_eh_frame): Likewise.
6709
fc59c572
ILT		 67102009-12-30 Ian Lance Taylor <iant@google.com>
6711
6712 PR 10931
6713 * options.h (class General_options): Add --sort-common option.
6714 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6715 * common.cc (Sort_common): Add sort_order parameter to
6716 constructor. Add sort_order_ field.
6717 (Sort_commons::operator): Check sort_order_.
6718 (Symbol_table::allocate_commons): Determine the sort order.
6719 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6720 Change all callers.
6721 (Symbol_table::do_allocate_commons_list): Likewise.
6722
1c74fab0
ILT		 67232009-12-30 Ian Lance Taylor <iant@google.com>
6724
6725 PR 10916
6726 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6727 symbols from this object, don't change the visibility of an
6728 undefined symbol.
6729 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6730
6affe781
ILT		 67312009-12-30 Ian Lance Taylor <iant@google.com>
6732
6733 PR 10861
6734 * script.h (class Version_script_info): Define Language enum.
6735 Update declarations. Define Glob, Exact, and Lookup types. Add
6736 new fields globals_, locals_, and is_finalized_.
6737 * script.cc: Various formatting fixes.
6738 (class Parser_closure): Change language_stack_ from a vector of
6739 std::string to one of Version_script_info::Language. Adjust all
6740 uses accordingly.
6741 (class Lazy_demangler): Remove.
6742 (struct Version_expression): Change language from std::string to
6743 Version_script_info::Language.
6744 (Version_script_info::Version_script_info): New function.
6745 (Version_script_info::~Version_script_info): Don't call clear.
6746 (Version_script_info::finalize): New function.
6747 (Version_script_info::build_lookup_tables): New function.
6748 (Version_script_info::build_expression_list_lookup): New
6749 function.
6750 (Version_script_info::get_symbol_version_helper): Rewrite to use
6751 lookup tables.
6752 (Version_script_info::print_expression_list): Adjust to use
6753 Version_script_info::Language.
6754 (script_push_lex_into_version_mode): Check that the version script
6755 has not been finalized.
6756 (version_script_push_lang): Change language string to
6757 Version_script_info::Language.
6758 * options.cc (Command_line::version_script): New function.
6759 * options.h (class General_options): Add finalize_dynamic_list
6760 function. Change version_script from declaration to definition.
6761 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6762 * testsuite/version_script.map: Remove duplicate def of foo.
6763 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6764 version_script.map.
6765 * testsuite/Makefile.in: Rebuild.
6766
818bf354
ILT		 67672009-12-30 Ian Lance Taylor <iant@google.com>
6768
6769 PR 10843
6770 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6771 if the input symbol index is 0, make the output symbol index 0.
6772
ebcc8304
ILT		 67732009-12-30 Ian Lance Taylor <iant@google.com>
6774
6775 PR 10670
6776 * options.h (class General_options): Add -x/--discard-all.
6777 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6778 --discard-all. If the local symbol needs a dynamic entry, check
6779 that before handling --discard-locals.
6780
176fe33f
ILT		 67812009-12-30 Ian Lance Taylor <iant@google.com>
6782
bb321bb1
ILT		 6783 PR 10450
6784 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6785 flags to PF_R.
6786 (Output_segment::add_output_section): Don't change the flags if
6787 the type is PT_TLS.
6788
176fe33f
ILT		 6789 PR 10450
6790 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6791 GNU hash table if they need a dynamic value. Otherwise, don't add
6792 them if they are defined in a dynamic object or are forced local.
6793
e8cd95c7
ILT		 67942009-12-29 Ian Lance Taylor <iant@google.com>
6795
1b81fb71
ILT		 6796 PR 10450
6797 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6798 .gnu.hash table for a 32-bit target.
6799
8d6d383d
ILT		 6800 PR 10450
6801 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6802 regular and a dynamic object only needs a dynamic symbol table
6803 entry if it is externally visible.
6804
e785ec03
ILT		 6805 PR 10450
6806 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6807 constructor. Add global_offset_table_ field.
6808 (Target_i386::got_section): Set global_offset_table_.
6809 (Target_i386::do_finalize_sections): Set global_offset_table_
6810 size.
6811 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6812 in constructor. Add global_offset_table_ field.
6813 (Target_x86_64::got_section): Set global_offset_table_.
6814 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6815 size.
6816
1a2dff53
ILT		 6817 * layout.cc (Layout::Layout): Initialize increase_relro_.
6818 (Layout::get_output_section): Add is_relro, is_last_relro, and
6819 is_first_non_relro parameters. Change all callers.
6820 (Layout::choose_output_section): Likewise.
6821 (Layout::add_output_section_data): Likewise.
6822 (Layout::make_output_section): Likewise.
6823 (Layout::set_segment_offsets): Clear increase_relro when using a
6824 linker script.
6825 * layout.h (class Layout): Add increase_relro method. Add
6826 increase_relro_ field. Update declarations.
6827 * output.cc (Output_section::Output_section): Initialize
6828 is_last_relro_ and is_first_non_relro_.
6829 (Output_segment::add_output_section): Group relro sections is
6830 do_sort is true. Handle is_last_relro and is_first_non_relro.
6831 (Output_segment::maximum_alignment): Remove relro handling.
6832 (Output_segment::set_section_addresses): Add increase_relro
6833 parameter. Change all callers. Add initial alignment to align
6834 relro sections on separate page. Remove old relro handling.
6835 (Output_segment::set_section_list_addresses): Remove in_relro
6836 parameter. Change all callers.
6837 (Output_segment::set_offset): Add increase parameter. Change all
6838 callers. Remove old relro handling.
6839 * output.h (class Output_section): Add new methods: is_last_relro,
6840 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6841 Add is_last_relro_ and is_first_non_relro_ fields.
6842 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6843 Create separate .got.plt section. Call increase_relro.
6844 * x86_64.cc (Target_x86_64::got_section): Likewise.
6845 * testsuite/relro_script_test.t: Add .got.plt.
6846
f0ba79e2
ILT		 6847 PR 10450
6848 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6849 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6850 (Layout::finalize): Call set_dynamic_symbol_size.
6851 (Layout::set_dynamic_symbol_size): New function.
6852 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6853 set_dynamic_symbol_size.
6854
e8cd95c7
ILT		 6855 PR 10450
6856 * output.h (class Output_section): Add is_entsize_zero_ field.
6857 * output.cc (Output_section::Output_section): Initialize
6858 is_entsize_zero_.
6859 (Output_section::set_entsize): If two different entsizes are
6860 requested, force it to zero.
6861 (Output_section::add_input_section): Set flags for .debug_str
6862 before updating section flags. Set entsize.
6863 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6864 and SHF_STRING if all input sections have those flags.
6865
3e1b9a8a
RÁE		 68662009-12-29 Rafael Espindola <espindola@google.com>
6867
6868 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6869 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6870 reporting.
3e1b9a8a 6871
3dcad376
ST		 68722009-12-29 Sriraman Tallam <tmsriram@google.com>
6873
6874 * options.cc (General_options::parse_version): Allow -v to exit
6875 without an error if there is nothing to link.
6876
084e2665
ILT		 68772009-12-29 Ian Lance Taylor <iant@google.com>
6878
6879 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6880 using a version of gcc before 4.1.
6881 * configure: Rebuild.
6882
250acde3
CD		 68832009-12-28 Chris Demetriou <cgd@google.com>
6884
6885 * attributes.cc (Output_attributes_section_data::do_write): Use
6886 std::vector::front rather than std::vector::data.
6887
99fff23b
ILT		 68882009-12-28 Ian Lance Taylor <iant@google.com>
6889
6890 * symtab.h (class Symbol_table): Add enum Defined.
6891 * resolve.cc (Symbol_table::should_override): Add defined
6892 parameter. Change all callers. Test whether object is NULL
6893 before calling a method on it.
6894 (Symbol_table::report_resolve_problem): Add defined parameter.
6895 Change all callers.
6896 (Symbol_table::should_override_with_special): Likewise.
6897 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6898 parameter. Change all callers.
6899 (Symbol_table::do_define_in_output_data): Likewise.
6900 (Symbol_table::define_in_output_segment): Likewise.
6901 (Symbol_table::do_define_in_output_segment): Likewise.
6902 (Symbol_table::define_as_constant): Likewise.
6903 (Symbol_table::do_define_as_constant): Likewise.
6904 * script.h (class Symbol_assignment): Add is_defsym parameter to
6905 constructor; change all callers.
6906 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6907 parameter. Change all callers. Add is_defsym_ field.
6908 (class Parser_closure): Add parsing_defsym parameter to
6909 constructor; change all callers. Add parsing_defsym accessor
6910 function. Add parsing_defsym_ field.
6911
556bd683
ILT		 69122009-12-28 Ian Lance Taylor <iant@google.com>
6913
6914 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6915 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6916
1782c879
ILT		 69172009-12-23 Ian Lance Taylor <iant@google.com>
6918
6919 * i386.cc (Target_i386::do_calls_non_split): Recognize
6920 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6921 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6922 -fsplit-stack prologue when using %r11.
1782c879 6923
329ca2b1
ST		 69242009-12-21 Sriraman Tallam <tmsriram@google.com>
6925
6926 * options.cc (General_options::parse_version): Make -v continue and do
6927 the link like GNU ld does.
6928
d675ff46
RÁE		 69292009-12-17 Rafael Avila de Espindola <espindola@google.com>
6930
6931 * Makefile.am (CCFILES): Add timer.cc.
6932 (HFILES): Add timer.h.
6933 * configure.ac: Check for sysconf and times.
6934 * main.cc: include timer.h.
6935 (main): Use Timer instead of get_run_time.
6936 * timer.cc: New.
6937 * timer.h: New.
6938 * workqueue.cc: include timer.h.
6939 (Workqueue::find_and_run_task):
6940 Report user, sys and wall time.
6941 * Makefile.in: Regenerate.
6942 * config.in: Regenerate.
6943 * configure: Regenerate.
6944
d6344fb5
DK		 69452009-12-16 Doug Kwan <dougkwan@google.com>
6946
6947 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6948 sections.
6949 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6950 relaxed input sections.
6951 * output.cc (Output_section::find_relaxed_input_section): Change
6952 return type to Output_relaxed_input_section pointer. Adjust code
6953 for new type of relaxed_input_section_map_.
6954 * output.h (Output_section::find_relaxed_input_section): Change
6955 return type to Output_relaxed_input_section pointer.
6956 (Output_section::Output_relaxed_input_section_by_input_section_map):
6957 New type.
6958 (Output_section::relaxed_input_section_map_): Change type to
6959 Output_section::Output_relaxed_input_section_by_input_section_map.
6960 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6961 input section.
6962
0e0d5469
ILT		 69632009-12-15 Ian Lance Taylor <iant@google.com>
6964
6965 * layout.cc (Layout::create_shstrtab): Only write out after input
6966 sections if we are compressing debug sections.
6967
0649a889
ILT		 69682009-12-15 Ian Lance Taylor <iant@google.com>
6969
6970 * archive.cc (Archive::add_symbols): Only look up a symbol without
6971 a version if there is, in fact, a version.
6972
2ea97941
ILT		 69732009-12-14 Ian Lance Taylor <iant@google.com>
6974
6975 Revert -Wshadow changes, all changes from:
6976 2009-12-11 Doug Kwan <dougkwan@google.com>
6977 2009-12-11 Nick Clifton <nickc@redhat.com>
6978 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6979
b0eec2cc
DK		 69802009-12-11 Doug Kwan <dougkwan@google.com>
6981
6982 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6983 due to -Wshadow.
6984 * attributes.cc (Object_attribute::size): Ditto.
6985 (Attributes_section_data::size): Ditto.
6986 (Attributes_section_data::Attributes_section_data): Ditto.
6987 (Output_attributes_section_data::do_write): Ditto.
6988 * attributes.h (Object_attribute::set_type): Ditto.
6989 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6990
91d6fa6a
NC		 69912009-12-11 Nick Clifton <nickc@redhat.com>
6992
6993 * archive.cc: Fix shadowed variable warnings.
6994 * arm.cc: Likewise.
6995 * compressed_output.cc: Likewise.
6996 * compressed_output.h: Likewise.
6997 * configure: Likewise.
6998 * dwarf_reader.cc: Likewise.
6999 * dynobj.cc: Likewise.
7000 * dynobj.h: Likewise.
7001 * ehframe.cc: Likewise.
7002 * ehframe.h: Likewise.
7003 * errors.cc: Likewise.
7004 * expression.cc: Likewise.
7005 * fileread.cc: Likewise.
7006 * fileread.h: Likewise.
7007 * freebsd.h: Likewise.
7008 * i386.cc: Likewise.
7009 * icf.cc: Likewise.
7010 * incremental.h: Likewise.
7011 * layout.cc: Likewise.
7012 * layout.h: Likewise.
7013 * mapfile.cc: Likewise.
7014 * merge.cc: Likewise.
7015 * merge.h: Likewise.
7016 * object.cc: Likewise.
7017 * object.h: Likewise.
7018 * options.h: Likewise.
7019 * output.cc: Likewise.
7020 * output.h: Likewise.
7021 * parameters.cc: Likewise.
7022 * plugin.cc: Likewise.
7023 * powerpc.cc: Likewise.
7024 * reduced_debug_output.cc: Likewise.
7025 * reduced_debug_output.h: Likewise.
7026 * reloc.cc: Likewise.
7027 * reloc.h: Likewise.
7028 * resolve.cc: Likewise.
7029 * script-sections.cc: Likewise.
7030 * script.cc: Likewise.
7031 * script.h: Likewise.
7032 * sparc.cc: Likewise.
7033 * symtab.cc: Likewise.
7034 * symtab.h: Likewise.
7035 * target-select.cc: Likewise.
7036 * target-select.h: Likewise.
7037 * token.h: Likewise.
7038 * workqueue.cc: Likewise.
7039 * workqueue.h: Likewise.
7040 * x86_64.cc: Likewise.
7041
a0351a69
DK		 70422009-12-10 Doug Kwan <dougkwan@google.com>
7043
7044 * arm.cc (attributes.h): New include.
7045 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7046 (Arm_relobj::~Arm_relobj): Delete object pointed by
7047 attributes_section_data_.
7048 (Arm_relobj::attributes_section_data): New method definition.
7049 (Arm_relobj::attributes_section_data_): New data member declaration.
7050 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7051 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7052 attributes_section_data_.
7053 (Arm_dynobj::attributes_section_data): New method definition.
7054 (Arm_dynobj::attributes_section_data_): New data member declaration.
7055 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7056 initialization value of may_use_blx_ to false.
7057 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7058 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7059 object attributes to compute results instead of hard-coding.
7060 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7061 Target_arm::get_secondary_compatible_arch,
7062 Target_arm::set_secondary_compatible_arch
7063 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7064 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7065 New method declarations.
7066 (Target_arm::get_aeabi_object_attribute): New method definition.
7067 (Target_arm::attributes_section_data_): New data member declaration.
7068 (read_arm_attributes_section): New template definition.
7069 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7070 (Arm_dynobj::do_read_symbols): Ditto.
7071 (Target_arm::do_finalize_sections): Merge attributes sections from
7072 input. Check for BLX use after attributes section merging.
7073 Fix __exidx_start and __exidx_end visibility. Create an
7074 .ARM.attributes section if necessary.
7075 (Target_arm::get_secondary_compatible_arch,
7076 Target_arm::set_secondary_compatible_arch,
7077 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7078 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7079 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7080 New method definitions.
7081
b59befec
ILT		 70822009-12-09 Ian Lance Taylor <iant@google.com>
7083
7084 * plugin.cc (Plugin::load): Don't cast from void* to a function
7085 pointer.
7086
1276bc89
ILT		 70872009-12-09 Ian Lance Taylor <iant@google.com>
7088
7089 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7090 information fields.
7091
2f2de248
L		 70922009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7093
7094 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7095 Replace two_file_shared_1.so with two_file_shared_2.so.
7096 * testsuite/Makefile.in: Regenerated.
7097
4f787271
DK		 70982009-12-08 Doug Kwan <dougkwan@google.com>
7099
7100 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7101 (HFILES): Add attributes.h and int_encoding.h.
7102 * Makefile.in: Regenerate.
7103 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7104 function definitions to int_encoding.cc
7105 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7106 prototypes to int_encoding.h
7107 * reduced_debug_output.cc (int_encoding.h): New include.
7108 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7109 function definitions to int_encoding.cc
7110 (insert_into_vector, read_from_pointer): Move template definitions to
7111 int_encoding.h
7112 * attributes.cc: New file.
7113 * attributes.h: New file.
7114 * int_encoding.cc: New file.
7115 * int_encoding.h: New file.
7116
20b52f1a
RÁE		 71172009-12-07 Rafael Avila de Espindola <espindola@google.com>
7118
7119 PR gold/11055
7120 * incremental-dump.cc (dump_incremental_inputs): New.
7121 (main): Use dump_incremental_inputs.
7122
53d7974c
L		 71232009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7124
7125 PR gold/10893
7126 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7127 checking elfcpp::STT_FUNC.
7128 (Target_i386::Relocate::relocate): Likewise.
7129 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7130
7131 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7132 symbols from shared libraries into normal FUNC symbols.
7133
7134 * symtab.h (Symbol): Add is_func and use it.
7135
05a352e6
DK		 71362009-12-05 Doug Kwan <dougkwan@google.com>
7137
7138 * arm.cc (Target_arm::arm_info): Initialize new fields
7139 attributes_section and attributes_vendor.
7140 * i386.cc (Target_i386::i386_info): Same.
7141 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7142 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7143 fields attributes_section and attributes_vendor.
53d7974c 7144 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7145 * target.h (Target::attributes_section, Target::attributes_vendor,
7146 Target::is_attributes_section, Target::attribute_arg_type,
7147 Target::attributes_order): New method definitions.
7148 (Target::Target_info::attributes_section,
7149 Target::Target_info::attributes_vendor): New fields.
7150 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7151 virtual method definitions.
7152 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7153 attributes_section and attributes_vendor.
7154 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7155
f4e5969c
DK		 71562009-12-05 Doug Kwan <dougkwan@google.com>
7157
7158 * arm.cc: Update comments about interworking and stub generation.
7159 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7160 considered as non-PIC.
7161 (Arm_relocate_functions::base_abs): Fix formatting.
7162 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7163 of function to use GOT entry address instead of offset.
7164 (Target_arm::Scan::global): Issue an error if a symbol would need a
7165 PLT does not get one because it is untyped. Remove code to create
7166 dynamic symbols for relative branches.
7167 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7168 takes unsigned integer instead of boolean.
7169
1abce4a6
L		 71702009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7171
7172 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7173 (two_file_test_LDADD): Likewise.
7174 (common_test_1_LDADD): Likewise.
7175 (exception_test_LDADD) Likewise.
7176 (weak_test_LDADD): Likewise.
7177 (many_sections_test_LDADD): Likewise.
7178 (initpri1_LDADD): Likewise.
7179 (script_test_1_LDADD): Likewise.
7180 (script_test_2_LDADD): Likewise.
7181 (justsyms_LDADD): Likewise.
7182 (binary_test_LDADD): Likewise.
7183 (large_LDADD): Likewise.
7184 * testsuite/Makefile.in: Regenerated.
7185
adcf2816 71862009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7187
adcf2816
L		 7188 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7189 (Symbol_table::override_with_special): Likewise.
7190 (Symbol_table::add_from_object): Likewise.
7191
28e67f5d
RÁE		 71922009-12-04 Rafael Avila de Espindola <espindola@google.com>
7193
7194 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7195 Don't set the data_offset twice.
7196
ae10a101
RÁE		 71972009-12-04 Rafael Avila de Espindola <espindola@google.com>
7198
7199 * testsuite/Makefile.in: Regenerate.
7200
f59f41f3
DK		 72012009-12-03 Doug Kwan <dougkwan@google.com>
7202
7203 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7204 (Target_arm::do_finalize_sections): Add parameter for symbol table
7205 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7206 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7207 parameter for symbol table pointer.
7208 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7209 an additional parameter for a pointer to symbol table.
7210 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7211 parameter for a symbol table pointer.
7212 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7213 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7214 Ditto.
7215 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7216 parameter for a symbol table pointer.
7217
ca55d848
RÁE		 72182009-12-03 Rafael Avila de Espindola <espindola@google.com>
7219
7220 * incremental.cc (Incremental_inputs_header)
7221 (Incremental_inputs_header_write, Incremental_inputs_entry)
7222 (Incremental_inputs_entry_write): Move ...
7223 * incremental.h (Incremental_inputs_header)
7224 (Incremental_inputs_header_write, Incremental_inputs_entry)
7225 (Incremental_inputs_entry_write): here.
7226
3aec4f9c
RÁE		 72272009-12-02 Rafael Avila de Espindola <espindola@google.com>
7228
7229 * incremental.cc (make_sized_incremental_binary): Set the target.
7230 Error if it is incompatible.
7231 * output.h (Output_file): Add filename method.
7232
9c0ae74d
RÁE		 72332009-12-02 Rafael Avila de Espindola <espindola@google.com>
7234
7235 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7236 from the get_* methods.
7237
a45500ae
RÁE		 72382009-12-02 Rafael Avila de Espindola <espindola@google.com>
7239
7240 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7241 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7242 Write 0 for the data_offset of scripts.
7243
325e6408
RÁE		 72442009-12-02 Rafael Avila de Espindola <espindola@google.com>
7245
7246 * testsuite/Makefile.am: Add the incremental_test.sh test.
7247 * testsuite/incremental_test.sh: New.
7248 * testsuite/incremental_test_1.c: New.
7249 * testsuite/incremental_test_2.c: New.
7250
954c3e2e
RÁE		 72512009-12-01 Rafael Avila de Espindola <espindola@google.com>
7252
7253 * incremental-dump.cc (main): Fix typos.
7254
f8086623
RÁE		 72552009-11-27 Rafael Avila de Espindola <espindola@google.com>
7256
7257 PR gold/11025
7258 * incremental-dump.cc (main): Use llu to print 64 bit values.
7259
3b0dd6ac
L		 72602009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7261 H.J. Lu <hongjiu.lu@intel.com>
7262
7263 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7264 $(LIBDL).
7265 (incremental_dump_LDADD): Likewise.
7266 * Makefile.in: Regenerated.
7267
a6d1ef57 72682009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7269
a6d1ef57
DK		 7270 Revert:
7271
7272 2009-11-25 Doug Kwan <dougkwan@google.com>
7273
7274 * arm.cc (Target_arm::Target_arm): Move method definition
7275 outside of class definition. Add code to handle
7276 --target1-rel, --target1-abs and --target2= options.
7277 (Target_arm::get_reloc_reloc_type): Change method to be
7278 non-static and const.
7279 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7280 New data member declaration.
7281 (Target_arm::Scan::local, Target_arm::Scan::global,
7282 Target_arm::Relocate::relocate,
7283 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7284 Adjust call to Target_arm::get_real_reloc_type.
7285 (Target_arm::get_real_reloc_type): Use command line options
7286 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7287 * options.h (--target1-rel, --target1-abs, --target2): New
7288 ARM-only options.
7289
50aeb7d4
DK		 72902009-11-25 Doug Kwan <dougkwan@google.com>
7291
7292 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7293 class definition. Add code to handle --target1-rel, --target1-abs
7294 and --target2= options.
7295 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7296 and const.
7297 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7298 member declaration.
7299 (Target_arm::Scan::local, Target_arm::Scan::global,
7300 Target_arm::Relocate::relocate,
7301 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7302 call to Target_arm::get_real_reloc_type.
7303 (Target_arm::get_real_reloc_type): Use command line options to
7304 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7305 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7306 options.
7307
51938283
DK		 73082009-11-25 Doug Kwan <dougkwan@google.com>
7309
7310 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7311 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7312 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7313 formatting.
7314 (Arm_relocate_functions::thm_call): Replace body with a call to
7315 Arm_relocate_functions::thumb_branch_common.
7316 (Arm_relocate_functions::thm_jump24,
7317 Arm_relocate_functions::thm_xpc22): New method definitions.
7318 (Arm_relocate_functions::thumb_branch_common): New method definition.
7319 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7320 operator.
7321 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7322 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7323
e2b8f3c4
RÁE		 73242009-11-24 Rafael Avila de Espindola <espindola@google.com>
7325
7326 * Makefile.am: Build incremental-dump
7327 * Makefile.in: Regenerate.
7328 * incremental-dump.cc: New.
7329 * incremental.cc (Incremental_inputs_header_data,
7330 Incremental_inputs_entry_data): Move to incremental.h
7331 * incremental.h: (Incremental_inputs_header_data,
7332 Incremental_inputs_entry_data): Move from incremental.cc
7333
bcba9aec
RÁE		 73342009-11-24 Rafael Avila de Espindola <espindola@google.com>
7335
7336 * incremental.cc (Incremental_inputs_header,
7337 Incremental_inputs_header_write, Incremental_inputs_entry,
7338 Incremental_inputs_entry_write): Add a typedef with the data type.
7339
7c3afe08
RÁE		 73402009-11-24 Rafael Avila de Espindola <espindola@google.com>
7341
7342 * incremental.cc (Incremental_inputs_header,
7343 Incremental_inputs_header_write, Incremental_inputs_entry,
7344 Incremental_inputs_entry_write): Update comment about which
7345 type has the filed descriptions.
7346
d204b6e9
DK		 73472009-11-15 Doug Kwan <dougkwan@google.com>
7348
7349 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7350 (Arm_relocate_functions::arm_branch_common): Change method defintion
7351 in class definition to a method declaration and update list of formal
7352 parameters.
7353 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7354 Arm_relocation_functions::jump24): Adjust call to
7355 Arm_relocate_functions::arm_branch_common. Update list of formal
7356 parameters.
7357 (Arm_relocate_functions::xpc25): New method definition.
7358 (Arm_relocate_functions::arm_branch_common): Move method defintion
7359 out from class definition. Use stubs for mode-switching and extending
7360 branch ranges.
7361 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7362 specially. Change code to enable use of stubs in ARM branches.
7363
43d12afe
DK		 73642009-11-10 Doug Kwan <dougkwan@google.com>
7365
7366 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7367 in method declaration.
7368 (Target_arm::relocate_stub): New method declaration.
7369 (Target_arm::default_target): Change to return a pointer instead of
7370 a const reference.
7371 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7372 Target_arm::default_target.
7373 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7374 method definition.
7375 (Target_arm::relocate_section): Adjust view.
7376 (Target_arm::relocate_stub): New method definition.
7377
ac33a407
DK		 73782009-11-10 Doug Kwan <dougkwan@google.com>
7379
7380 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7381 a format warning.
7382 * incremental.cc (open_incremental_binary): Initialized local
7383 variables to avoid warnings.
7384 * object.cc (make_elf_object): Ditto.
7385 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7386 a format warning.
e1df38aa 7387
88ee28e9
L		 7388009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7389
7390 PR gold/10930
7391 * testsuite/plugin_test.c: Include "config.h".
7392
2daedcd6
DK		 73932009-11-09 Doug Kwan <dougkwan@google.com>
7394
7395 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7396 (arm_symbol_value): Remove.
7397 (Arm_relocate_functions::arm_branch_common,
7398 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7399 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7400 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7401 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7402 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7403 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7404 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7405 Arm_relocate_functions::thm_mobw_abs_nc,
7406 Arm_relocate_functions::thm_mov_abs,
7407 Arm_relocate_functions::movw_prel_nc,
7408 Arm_relocate_functions::thm_movt_abs,
7409 Arm_relocate_functions::movt_prel,
7410 Arm_relocate_functions::thm_movw_prel_nc,
7411 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7412 (Target_arm::Relocate::relocate): Only decompose address into two
7413 parts if relocation type uses the thumb-bit and pass the actual
7414 bit instead of a flag indicating that the thumb-bit is used. Adjust
7415 calls to methods in Arm_relocate_functions for this change.
7416
1276bc89 74172009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7418
7419 PR 10925
7420 * reloc.cc: Instantiate
7421 Sized_relobj::initialize_input_to_output_maps and
7422 Sized_relobj:free_input_to_output_maps.
7423
e53ad1b5
ILT		 74242009-11-06 Ian Lance Taylor <iant@google.com>
7425
7426 PR 10876
7427 * defstd.cc (in_segment): Set only_if_ref true for "end".
7428
eb44217c
DK		 74292009-11-06 Doug Kwan <dougkwan@google.com>
7430
7431 * arm.cc (class Reloc_stub): Correct a comment.
7432 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7433 (Target_arm::scan_section_for_stubs): New method declaration.
7434 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7435 Change methods from private to protected.
7436 (Target_arm::do_may_relax): New method definition.
7437 (Target_arm::do_relax, Target_arm::group_sections,
7438 Target_arm::scan_reloc_for_stub,
7439 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7440 (Target_arm::arm_input_section_map_): New data member declaration.
7441 (Target_arm::scan_reloc_for_stub,
7442 Target_arm::scan_reloc_section_for_stubs,
7443 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7444 Target_arm::do_relax): New method definitions.
7445
5d329b7d
ILT		 74462009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7447
7448 * configure.ac: Check for (struct stat)::st_mtim
7449 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7450 * config.in: Regenerate.
7451 * configure: Regenerate.
7452
96a0d71b
ILT		 74532009-11-05 Ian Lance Taylor <iant@google.com>
7454
7455 PR 10910
7456 * output.cc (Output_segment::add_output_section): Add missing
7457 return statement.
7458
594c8e5e
ILT		 74592009-11-04 Ian Lance Taylor <iant@google.com>
7460
7461 PR 10880
7462 * object.h (class Object): Add is_needed and set_is_needed
7463 methods. Add is_needed_ field. Make bool fields into bitfields.
7464 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7465 defined in a dynamic object and referenced by a regular object,
7466 set is_needed for the dynamic object.
7467 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7468 if the file is marked with as_needed and it is not needed.
7469
22b127cc
ILT		 74702009-11-04 Ian Lance Taylor <iant@google.com>
7471
7472 PR 10887
7473 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7474 tags if data is discarded by linker script.
7475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7479
f5c870d2
ILT		 74802009-11-04 Ian Lance Taylor <iant@google.com>
7481
7482 * layout.cc (Layout::get_output_section): Add is_interp and
7483 is_dynamic_linker_section parameters. Change all callers.
7484 (Layout::choose_output_section): Likewise.
7485 (Layout::make_output_section): Likewise.
7486 (Layout::add_output_section_data): Add is_dynamic_linker_section
7487 parameter. Change all callers.
7488 * layout.h (class Layout): Update declarations.
7489 * output.h (class Output_section): Add is_interp, set_is_interp,
7490 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7491 Add is_interp_, is_dynamic_linker_section_ fields. Change
7492 generate_code_fills_at_write_ to a bitfield.
7493 * output.cc (Output_section::Output_sections): Initialize new
7494 fields.
7495 (Output_segment::add_output_section): Add do_sort parameter.
7496 Change all callers.
7497
1ae4d23b
ILT		 74982009-11-03 Ian Lance Taylor <iant@google.com>
7499
7500 PR 10860
7501 * options.h (class General_options): Add --warn-common.
7502 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7503 merging two common symbols.
7504 (Symbol_table::should_override): Handle --warn-common when merging
7505 a common symbol with a defined symbol. Use report_resolve_problem
7506 for multiple definitions.
7507 (Symbol_table::report_resolve_problem): New function.
7508 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7509
55da9579
DK		 75102009-11-03 Doug Kwan <dougkwan@google.com>
7511
7512 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7513 stub_factory_.
7514 (Target_arm::stub_factory): New method definition.
7515 (Target_arm::new_arm_input_section,
7516 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7517 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7518 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7519 New type definitions.
7520 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7521 member declarations.
7522 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7523 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7524 New method definitions.
7525
37a9ac43
ILT		 75262009-11-03 Ian Lance Taylor <iant@google.com>
7527
7528 * options.h (class General_options): Add --warn_constructors.
7529
b3d6a3d4
ILT		 75302009-11-03 Ian Lance Taylor <iant@google.com>
7531
7532 PR 10893
7533 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7534 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7535
934b01dd
ILT		 75362009-11-03 Ian Lance Taylor <iant@google.com>
7537
7538 PR 10895
7539 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7540 --msgid-bugs-address.
7541 (install-pdf): New target.
7542 (install-data_yes): Look up one directory to find mkinstalldirs.
7543
03c1939b
L		 75442009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7545
7546 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7547 tree.
7548
ebd95253
DK		 75492009-10-30 Doug Kwan <dougkwan@google.com>
7550
7551 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7552
e9bbb538
DK		 75532009-10-30 Doug Kwan <dougkwan@google.com>
7554
7555 * arm.cc (Stub_addend_reader): New struct template definition
7556 and partial specializations.
7557 (Stub_addend_reader::operator()): New method definition for a
7558 partially specialized template.
7559
d5b40221
DK		 75602009-10-30 Doug Kwan <dougkwan@google.com>
7561
7562 * arm.cc (Arm_relobj::processor_specific_flags): New method
7563 definition.
7564 (Arm_relobj::do_read_symbols): New method declaration.
7565 (Arm_relobj::processor_specific_flags_): New data member declaration.
7566 (Arm_dynobj): New class definition.
7567 (Target_arm::do_finalize_sections): Add input_objects parameter.
7568 (Target_arm::do_adjust_elf_header): New method declaration.
7569 (Target_arm::are_eabi_versions_compatible,
7570 (Target_arm::merge_processor_specific_flags): New method declaration.
7571 (Target_arm::do_make_elf_object): New overloaded method definitions
7572 and declaration.
7573 (Arm_relobj::do_read_symbols): New method definition.
7574 (Arm_dynobj::do_read_symbols): Ditto.
7575 (Target_arm::do_finalize_sections): Add input_objects parameters.
7576 Merge processor-specific flags from all input objects.
7577 (Target_arm::are_eabi_versions_compatible,
7578 Target_arm::merge_processor_specific_flags,
7579 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7580 New method definitions.
7581 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7582 Input_objects pointer type parameter.
7583 * layout.cc (Layout::finalize): Pass input objects to target's.
7584 finalize_sections function.
7585 * output.cc (Output_file_header::do_sized_write): Set ELF file
7586 header's processor-specific flags.
7587 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7588 Input_objects pointer type parameter.
7589 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7590 * target.h (Input_objects): New forward class declaration.
7591 (Target::processor_specific_flags,
7592 Target::are_processor_specific_flags_sect): New method definitions.
7593 (Target::finalize_sections): Add input_objects parameter.
7594 (Target::Target): Initialize processor_specific_flags_ and
7595 are_processor_specific_flags_set_.
7596 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7597 parameter.
7598 (Target::set_processor_specific_flags): New method definition.
7599 (Target::processor_specific_flags_,
7600 Target::are_processor_specific_flags_set_): New data member
7601 declarations.
7602 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7603 Input_objects pointer type parameter.
7604
ebabffbd
DK		 76052009-10-30 Doug Kwan <dougkwan@google.com>
7606
7607 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7608
ad0f2072
ILT		 76092009-10-28 Ian Lance Taylor <iant@google.com>
7610
7611 * object.h (class Relobj): Drop options parameter from
7612 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7613 do_scan_relocs, do_relocate. Change all callers.
7614 (class Sized_relobj): Drop options parameters from
7615 do_gc_process_relocs, do_scan_relocs, do_relocate,
7616 do_relocate_sections, relocate_sections, emit_relocs_scan,
7617 emit_relocs_scan_reltype. Change all callers.
7618 (struct Relocate_info): Remove options field and all references to
7619 it.
7620 * reloc.h (class Read_relocs): Remove options constructor
7621 parameter and options_ field. Change all callers.
7622 (class Gc_process_relocs, class Scan_relocs): Likewise.
7623 (class Relocate_task): Likewise.
7624 * target-reloc.h (scan_relocs): Remove options parameter. Change
7625 all callers.
7626 (scan_relocatable_relocs): Likewise.
7627 * target.h (class Sized_target): Remove options parameter from
7628 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7629 all callers.
7630 * gc.h (gc_process_relocs): Remove options parameter. Change all
7631 callers.
7632 * arm.cc: Update functions to remove options parameters.
7633 * i386.cc: Likewise.
7634 * powerpc.cc: Likewise.
7635 * sparc.cc: Likewise.
7636 * x86_64.cc: Likewise.
7637 * testsuite/testfile.cc: Likewise.
7638
8ffa3667
DK		 76392009-10-28 Doug Kwan <dougkwan@google.com>
7640
7641 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7642 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7643 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7644 New method definitions.
7645
40f36857
CC		 76462009-10-28 Cary Coutant <ccoutant@google.com>
7647
7648 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7649 (Plugin::cleanup_done_): New member.
7650 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7651 (Plugin_manager::cleanup_done_): Remove.
7652 (Plugin_manager::add_input_file): Edit error message.
7653 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7654 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7655
2c849493
ILT		 76562009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7657
7658 * fileread.cc: (File_read::View::~View): Use the new
7659 data_ownership_ filed.
7660 (File_read::~File_read): Dispose the new whole_file_view_.
7661 (File_read::open): Mmap the whole file if needed.
7662 (File_read::open): Use whole_file_view_ instead of contents_.
7663 (File_read::find_view): Use whole_file_view_ if applicable.
7664 (File_read::do_read): Use whole_file_view_ instead of contents_.
7665 (File_read::make_view): Use whole_file_view_ instead of contents_,
7666 update File_read::View::View call.
7667 (File_read::find_or_make_view): Update File_read::View::View
7668 call.
7669 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7670 remove contents_
7671 (File_read::View::Data_ownership): New enum.
7672 (File_read::View::View): Replace bool mapped_ with Data_ownership
7673 argument.
7674 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7675 (File_read::View::data_ownership_): New field.
7676 (File_read::contents_): Remove (replaced by whole_file_view_).
7677 (File_read::whole_file_view_): New field.
7678 * options.h (class General_options): Add --keep-files-mapped.
7679
24998053
CC		 76802009-10-27 Cary Coutant <ccoutant@google.com>
7681
7682 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7683 * testsuite/Makefile.am (plugin_test_5): New test case.
7684 * testsuite/Makefile.in: Regenerate.
7685
72adc4fa
DK		 76862009-10-25 Doug Kwan <dougkwan@google.com>
7687
7688 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7689 from private to protected to allow access by child class.
7690 (Sized_relobj::do_relocate_sections): New method declaration.
7691 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7692 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7693 Sized_relobj::relocate_sections. Instantiate template explicitly
7694 for different target sizes and endianity.
7695
07f508a2
DK		 76962009-10-24 Doug Kwan <dougkwan@google.com>
7697
7698 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7699 (Arm_input_section::as_arm_input_section): New method.
7700 (Arm_output_section): New class definition.
7701 (Arm_output_section::create_stub_group,
7702 Arm_output_section::group_sections): New method definitions.
7703
10ad9fe5
DK		 77042009-10-22 Doug Kwan <dougkwan@google.com>
7705
7706 * arm.cc (Arm_input_section): New class definition.
7707 (Arm_input_section::init, Arm_input_section:do_write,
7708 Arm_input_section::set_final_data_size,
7709 Arm_input_section::do_reset_address_and_file_offset): New method
7710 definitions.
7711
56ee5e00
DK		 77122009-10-21 Doug Kwan <dougkwan@google.com>
7713
7714 * arm.cc (Stub_table, Arm_input_section): New forward class
7715 declarations.
7716 (Stub_table): New class defintion.
7717 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7718 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7719 New method definition.
7720
b569affa
DK		 77212009-10-21 Doug Kwan <dougkwan@google.com>
7722
7723 * arm.cc: Update copyright comments.
7724 (Target_arm): New forward class template declaration.
7725 (Arm_address): New type.
7726 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7727 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7728 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7729 constants.
7730 (Insn_template): Same.
7731 (DEF_STUBS): New macro.
7732 (Stub_type): New enum type.
7733 (Stub_template): New class definition.
7734 (Stub): Same.
7735 (Reloc_stub): Same.
7736 (Stub_factory): Same.
7737 (Target_arm::Target_arm): Initialize may_use_blx_ and
7738 should_force_pic_veneer_.
7739 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7740 Target_arm::should_force_pic_veneer,
7741 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7742 Target_arm::using_thumb_only, Target_arm:;default_target): New
7743 method defintions.
7744 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7745 New data member declarations.
7746 (Insn_template::size, Insn_template::alignment): New method defintions.
7747 (Stub_template::Stub_template): New method definition.
7748 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7749 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7750 (Stub_factory::Stub_factory): New method definition.
7751 * gold.h (string_hash): New template.
7752 * output.h (Input_section_specifier::hash_value): Use
7753 gold::string_hash.
7754 (Input_section_specifier::string_hash): Remove.
7755 * stringpool.cc (Stringpool_template::string_hash): Use
7756 gold::string_hash.
7757
6c172549
DK		 77582009-10-20 Doug Kwan <dougkwan@google.com>
7759
7760 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7761 symbols of relaxed input sections.
7762 * output.h (Output_section::find_relaxed_input_section): Make
7763 method public.
7764
c5617f2f
DK		 77652009-10-16 Doug Kwan <dougkwan@google.com>
7766
7767 * dynobj.cc (Versions::Versions): Initialize version_script_.
7768 Only insert base version symbol definition for a shared object
7769 if version script defines any version versions.
7770 (Versions::define_base_version): New method definition.
7771 (Versions::add_def): Check that base version is not needed.
7772 (Versions::add_need): Define base version lazily.
7773 * dynobj.h (Versions::define_base_version): New method declaration.
7774 (Versions::needs_base_version_): New data member declaration.
7775 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7776 (check_DATA): Add no_version_test.stdout.
7777 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7778 New make rules.
7779 * testsuite/Makefile.in: Regenerate.
7780 * testsuite/no_version_test.c: New file.
7781 * testsuite/no_version_test.sh: Ditto.
7782
3c12dcdb
DK		 77832009-10-16 Doug Kwan <dougkwan@google.com>
7784
7785 * expression.cc (class Segment_start_expression): New class definition.
7786 (Segment_start_expression::value): New method definition.
7787 (script_exp_function_segment_start): Return a new
7788 Segment_start_expression.
7789 * gold/script-c.h (script_saw_segment_start_expression): New function
7790 prototype.
7791 * script-sections.cc (Script_sections::Script_sections): Initialize
7792 SAW_SEGMENT_START_EXPRESSION_ to false.
7793 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7794 and -Tbbs options to specify section addresses if given in
7795 command line and no SEGMENT_START expression is seen in a script.
7796 * script-sections.h (Script_sections::saw_segment_start_expression,
7797 Script_sections::set_saw_segment_start_expression): New method
7798 definition.
7799 (Script_sections::saw_segment_start_expression_): New data member
7800 declaration.
7801 * script.cc (script_saw_segment_start_expression): New function.
7802 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7803 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7804 script_test_7.sh and script_test_8.sh.
7805 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7806 script_test_8.stdout.
7807 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7808 (script_test_6, script_test_6.stdout, script_test_7,
7809 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7810 * Makefile.in: Regenerate.
7811 * testsuite/script_test_6.sh: New file.
7812 * testsuite/script_test_6.t: Same.
7813 * testsuite/script_test_7.sh: Same.
7814 * testsuite/script_test_7.t: Same.
7815 * testsuite/script_test_8.sh: Same.
7816
64b1ae37
DK		 78172009-10-16 Doug Kwan <dougkwan@google.com>
7818
7819 * output.cc (Output_segment::set_section_list_address): Cast
7820 expressions to unsigned long long type to avoid format warnings.
7821
661be1e2
ILT		 78222009-10-15 Ian Lance Taylor <iant@google.com>
7823
12edd763 7824 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7825 dot assignment to script_sections_.
12edd763
ILT		 7826 * script-sections.cc (Script_sections::add_dot_assignment):
7827 Initialize if necessary.
7828
68b6574b
ILT		 7829 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7830 program headers with no load segment if there is a linker script.
7831
661be1e2
ILT		 7832 * layout.cc (Layout::set_segment_offsets): Align the file offset
7833 to the segment aligment for -N or -n with no load segment.
7834 * output.cc (Output_segment::add_output_section): Don't crash if
7835 the first section is a TLS section.
7836 (Output_segment::set_section_list_addresses): Print an error
7837 message if the address moves backward in a linker script.
7838 * script-sections.cc
7839 (Output_section_element_input::set_section_addresses): Don't
7840 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7841 (Orphan_output_section::set_section_addresses): Likewise.
7842
f15f61a7
DK		 78432009-10-15 Doug Kwan <dougkwan@google.com>
7844
7845 * layout.cc (Layout::finish_dynamic_section): Generate tags
7846 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7847 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7848 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7849
82bb573a
ILT		 78502009-10-14 Ian Lance Taylor <iant@google.com>
7851
7852 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7853 fields.
7854 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7855 data_shdr fields of relinfo.
7856 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7857 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7858 R_386_TLS_LDO_32, adjust based on section flags.
7859 (Target_i386::Relocate::fix_up_ldo): Remove.
7860
374ad285
ILT		 78612009-10-13 Ian Lance Taylor <iant@google.com>
7862
7863 Add support for -pie.
7864 * options.h (class General_options): Add -pie and
7865 --pic-executable.
7866 (General_options::output_is_position_independent): Test -pie.
7867 (General_options::output_is_executable): Return true if not shared
7868 and not relocatable.
7869 (General_options::output_is_pie): Remove.
7870 * options.cc (General_options::finalize): Reject incompatible uses
7871 of -pie.
7872 * gold.cc (queue_middle_tasks): A -pie link is not static.
7873 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7874 * symtab.cc (Symbol::final_value_is_known): Return false if
7875 output_is_position_independent.
7876 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7877 output_is_position_independent.
7878 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7879 output_is_position_independent.
7880 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7881 output_is_position_independent.
7882 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7883 two_file_pie_test.
7884 (basic_pie_test.o, basic_pie_test): New targets.
7885 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7886 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7887 (two_file_pie_test): New target.
7888 * testsuite/Makefile.in: Rebuild.
7889 * README: Remove note saying that -pie is not supported.
7890
c6585162
ILT		 78912009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7892
7893 * options.h (class General_options): Add -init and -fini.
7894 * layout.cc (Layout::finish_dynamic_section): Emit
7895 given init and fini functions.
7896
032ce4e9
ST		 78972009-10-13 Sriraman Tallam <tmsriram@google.com>
7898
7899 * gc.h (gc_process_relocs): Check if icf is enabled using new
7900 function.
7901 * gold.cc (queue_initial_tasks): Likewise.
7902 (queue_middle_tasks): Likewise.
7903 * object.cc (do_layout): Likewise.
7904 * symtab.cc (is_section_folded): Likewise.
7905 * main.cc (main): Likewise.
7906 * reloc.cc (Read_relocs::run): Likewise.
7907 (Sized_relobj::do_scan_relocs): Likewise.
7908 * icf.cc (is_function_ctor_or_dtor): New function.
7909 (Icf::find_identical_sections): Check if function is ctor or dtor when
7910 safe icf is chosen.
7911 * options.h (General_options::icf): Change option to be an enum.
7912 (Icf_status): New enum.
7913 (icf_enabled): New method.
7914 (icf_safe_folding): New method.
7915 (set_icf_status): New method.
7916 (icf_status_): New variable.
7917 * (options.cc) (General_options::finalize): Set icf_status_.
7918 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7919 icf_test and icf_keep_unique_test to use the --icf enum flag.
7920 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7921 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7922
f345227a
ST		 79232009-10-12 Sriraman Tallam <tmsriram@google.com>
7924
7925 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7926 includes to gc.h and icf.h.
7927 * arm.cc: Include gc.h.
7928 * gold.cc: Likewise.
7929 * i386.cc: Likewise.
7930 * powerpc.cc: Likewise.
7931 * sparc.cc: Likewise.
7932 * x86_64.cc: Likewise.
7933 * gc.h: Include icf.h.
7934
1c7814ed
ILT		 79352009-10-11 Ian Lance Taylor <iant@google.com>
7936
7937 * plugin.cc: Include "gold.h" before other header files.
7938
ae3b5189
CD		 79392009-10-10 Chris Demetriou <cgd@google.com>
7940
7941 * options.h (Input_file_argument::Input_file_type): New enum.
7942 (Input_file_argument::is_lib_): Replace with...
7943 (Input_file_argument::type_): New member.
7944 (Input_file_argument::Input_file_argument): Take Input_file_type
7945 'type' rather than boolean 'is_lib' as second argument.
7946 (Input_file_argument::is_lib): Use type_.
7947 (Input_file_argument::is_searched_file): New function.
7948 (Input_file_argument::may_need_search): Handle is_searched_file.
7949 * options.cc (General_options::parse_library): Support -l:filename.
7950 (General_options::parse_just_symbols): Update for Input_file_argument
7951 changes.
7952 (Command_line::process): Likewise.
7953 * archive.cc (Archive::get_file_and_offset): Likewise.
7954 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7955 * script.cc (read_script_file, script_add_file): Likewise.
7956 * fileread.cc (Input_file::Input_file): Likewise.
7957 (Input_file::will_search_for): Handle is_searched_file.
7958 (Input_file::open): Likewise.
7959 * readsyms.cc (Read_symbols::get_name): Likewise.
7960 * testsuite/Makefile.am (searched_file_test): New test.
7961 * testsuite/Makefile.in: Regenerate.
7962 * testsuite/searched_file_test.cc: New file.
7963 * testsuite/searched_file_test_lib.cc: New file.
7964
f3048a1d
ILT		 79652009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7966 Ian Lance Taylor <iant@google.com>
7967
7968 * descriptor.cc: Include <cstdio> and "binary-io.h".
7969 (Descriptors::open): Open the files in binary mode always.
7970 * script.cc (Lex::get_token): Treat \r as whitespace.
7971
d4780e57
ILT		 79722009-10-09 Ian Lance Taylor <iant@google.com>
7973
7974 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7975
d9a893b8
ILT		 79762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7977 Ian Lance Taylor <iant@google.com>
7978
7979 * configure.ac: Check for readv function also.
7980 * fileread.cc (readv): Define if not HAVE_READV.
7981 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7982 does not exist.
7983 * config.in: Regenerate.
7984 * configure: Regenerate.
7985
c0a62865
DK		 79862009-10-09 Doug Kwan <dougkwan@google.com>
7987
7988 * layout.cc (Layout::make_output_section): Call target hook to make
7989 ordinary output section.
7990 (Layout::finalize): Adjust parameter list of call the
7991 Target::may_relax().
7992 * layout.h (class Layout::section_list): New method.
7993 * merge.h (Output_merge_base::entsize): Change visibility to public.
7994 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7995 New methods.
7996 (Output_merge_string::do_is_string): New method.
7997 * object.cc (Sized_relobj::do_setup): renamed from
7998 Sized_relobj::set_up.
7999 * object.h (Sized_relobj::adjust_shndx,
8000 Sized_relobj::initializ_input_to_output_maps,
8001 Sized_relobj::free_input_to_output_maps): Change visibilities to
8002 protected.
8003 (Sized_relobj::setup): Virtualize.
8004 (Sized_relobj::do_setup): New method declaration.
8005 (Sized_relobj::invalidate_section_offset,
8006 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8007 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8008 * options.cc (parse_int): New function.
8009 * options.h (parse_int): New declaration.
8010 (DEFINE_int): New macro.
8011 (stub_group_size): New option.
8012 * output.cc (Output_section::Output_section): Initialize memebers
8013 merge_section_map_, merge_section_by_properties_map_,
8014 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8015 (Output_section::add_input_section): Handled deferred code-fill
8016 generation and remove an old comment.
8017 (Output_section::add_relaxed_input_section): New method definition.
8018 (Output_section::add_merge_input_section): Use merge section by
8019 properties map to speed to search. Update merge section maps
8020 as appropriate.
8021 (Output_section::build_relaxation_map): New method definition.
8022 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8023 Same.
8024 (Output_section::relax_input_section): Renamed to
8025 Output_section::convert_input_sections_to_relaxed_sections and change
8026 interface to take a vector of pointers to relaxed sections.
8027 (Output_section::find_merge_section,
8028 Output_section::find_relaxed_input_section): New method definitions.
8029 (Output_section::is_input_address_mapped,
8030 Output_section::output_offset, Output_section::output_address):
8031 Use output section data maps to speed up searching.
8032 (Output_section::find_starting_output_address): Add comments.
8033 (Output_section::do_write,
8034 Output_section::write_to_postprocessing_buffer): Do code-fill
8035 generation as appropriate.
8036 (Output_section::get_input_sections): Invalidate relaxed input section
8037 map.
8038 (Output_section::restore_states): Adjust type of checkpoint .
8039 Invalidate relaxed input section map.
8040 * output.h (Output_merge_base): New class declaration.
8041 (Input_section_specifier): New class defintion.
8042 (class Output_relaxed_input_section) Change base class to
8043 Output_section_data_build.
8044 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8045 base class initializer.
8046 (Output_section::add_relaxed_input_section): New method declaration.
8047 (Output_section::Input_section): Change visibility to protected.
8048 (Output_section::Input_section::relobj,
8049 Output_section::Input_section::shndx): Handle relaxed input sections.
8050 Output_section::input_sections) Change visibility to protected. Also
8051 define overload to return a non-const pointer.
8052 (Output_section::Merge_section_properties): New class defintion.
8053 (Output_section::Merge_section_by_properties_map,
8054 Output_section::Output_section_data_by_input_section_map,
8055 Output_section::Relaxation_map): New types.
8056 (Output_section::relax_input_section): Rename method to
8057 Output_section::convert_input_sections_to_relaxed_sections and change
8058 interface to take a vector of relaxed section pointers.
8059 (Output_section::find_merge_section,
8060 Output_section::find_relaxed_input_section,
8061 Output_section::build_relaxation_map,
8062 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8063 New method declarations.
8064 (Output_section::merge_section_map_
8065 Output_section::merge_section_by_properties_map_,
8066 Output_section::relaxed_input_section_map_,
8067 Output_section::is_relaxed_input_section_map_valid_,
8068 Output_section::generate_code_fills_at_write_): New data members.
8069 * script-sections.cc
8070 (Output_section_element_input::set_section_addresses): Call
8071 current_data_size and addralign methods of relaxed input sections.
8072 (Orphan_output_section::set_section_addresses): Call current_data_size
8073 and addralign methods of relaxed input sections.
8074 * symtab.cc (Symbol_table::compute_final_value): Extract template
8075 from the body of Symbol_table::sized_finalize_symbol.
8076 (Symbol_table::sized_finalized_symbol): Call
8077 Symbol_table::compute_final_value.
8078 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8079 (Symbol_table::compute_final_value): New templated method declaration.
8080 * target.cc (Target::do_make_output_section): New method defintion.
8081 * target.h (Target::make_output_section): New method declaration.
8082 (Target::relax): Add more parameters for input objects, symbol table
8083 and layout. Adjust call to do_relax.
8084 (Target::do_make_output_section): New method declaration.
8085 (Target::do_relax): Add parameters for input objects, symbol table
8086 and layout.
8087
d446d6c4
ILT		 80882009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8089
8090 * pread.c: Include stdio.h.
8091
bc06c745
ILT		 80922009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8093
8094 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8095 defined.
8096
75aea3d0
ILT		 80972009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8098
8099 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8100 Change read_shndx type to unsigned int.
8101 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8102 int.
8103 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8104 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8105 Change read_shndx type to unsigned int.
8106 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8107 int.
8108 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8109 * layout.cc (Layout::create_symtab_sections): Cast the result of
8110 local_symcount * symsize to off_t in the gold_assert.
8111
be8fcb75
ILT		 81122009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8113
8114 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8115 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8116 R_ARM_BASE_ABS.
8117 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8118 (Arm_relocate_functions::thm_abs5): New function.
8119 (Arm_relocate_functions::abs12): New function.
8120 (Arm_relocate_functions::abs16): New function.
8121 (Arm_relocate_functions::base_abs): New function.
8122 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8123 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8124 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8125 R_ARM_BASE_ABS.
8126 (Scan::global): Likewise.
8127 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8128 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8129 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8130 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8131 R_ARM_BASE_ABS.
8132
c2a122b6
ILT		 81332009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8134
8135 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8136 (Arm_relocate_functions::movt_prel): New function.
8137 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8138 (Arm_relocate_functions::thm_movt_prel): New function.
8139 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8140 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8141 (Scan::global, Relocate::relocate): Likewise.
8142 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8143
c4aa1e2d
ILT		 81442009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8145
8146 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8147 Incremental_checker.
8148 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8149 unsigned int.
8150 (class Incremental_inputs_header): New class.
8151 (Incremental_inputs_header_writer): Edit comment.
8152 (Incremental_inputs_entry): New class.
8153 (Incremental_inputs_entry_writer): Edit comment.
8154 (Sized_incremental_binary::do_find_incremental_inputs_section):
8155 Add *strtab_shndx parameter, fill it.
8156 (Sized_incremental_binary::do_check_inputs): New method.
8157 (Incremental_checker::can_incrementally_link_output_file): Use
8158 Sized_incremental_binary::check_inputs.
8159 (Incremental_inputs::report_command_line): Save command line in
8160 command_line_.
8161 * incremental.h:
8162 (Incremental_binary::find_incremental_inputs_section): New
8163 method.
8164 (Incremental_binary::do_find_incremental_inputs_section): Add
8165 strtab_shndx parameter.
8166 (Incremental_binary::do_check_inputs): New pure virtual method.
8167 (Sized_incremental_binary::do_check_inputs): Declare.
8168 (Incremental_checker::Incremental_checker): Add incremental_inputs
8169 parameter, use it to initialize incremental_inputs_.
8170 (Incremental_checker::incremental_inputs_): New field.
8171 (Incremental_checker::command_line): New method.
8172 (Incremental_checker::inputs): New method.
8173 (Incremental_checker::command_line_): New field.
8174
c549a694
ILT		 81752009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8176
8177 * incremental.cc: Include <cstdarg> and "target-select.h".
8178 (vexplain_no_incremental): New function.
8179 (explain_no_incremental): New function.
8180 (Incremental_binary::error): New method.
8181 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8182 method.
8183 (make_sized_incremental_binary): New function.
8184 (open_incremental_binary): New function.
8185 (can_incrementally_link_file): Add checks if output is ELF and has
8186 inputs section.
8187 * incremental.h: Include "elfcpp_file.h" and "output.h".
8188 (Incremental_binary): New class.
8189 (Sized_incremental_binary): New class.
8190 (open_incremental_binary): Declare.
8191 * object.cc (is_elf_object): Use
8192 elfcpp::Elf_recognizer::is_elf_file.
8193 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8194 * output.h (Output_file::filesize): New method.
8195
fd3c5f0b
ILT		 81962009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8197
8198 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8199 New function.
8200 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8201 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8202 function.
8203 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8204 function.
8205 (Arm_relocate_functions::movw_abs_nc): New function.
8206 (Arm_relocate_functions::movt_abs): New function.
8207 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8208 (Arm_relocate_functions::thm_movt_abs): New function.
8209 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8210 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8211 (Scan::global): Likewise.
8212 (Relocate::relocate): Likewise.
8213 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8214
7f5309a5
ILT		 82152009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8216
8217 * arm.cc (Arm_relocate_functions::got_prel) New function.
8218 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8219 (Relocate::relocate): Likewise.
8220 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8221
364c7fa5
ILT		 82222009-10-06 Ian Lance Taylor <iant@google.com>
8223
8224 * options.h (class General_options): Define
8225 split_stack_adjust_size parameter.
8226 * object.h (class Object): Add uses_split_stack_ and
8227 has_no_split_stack_ fields. Add uses_split_stack and
8228 has_no_split_stack accessor functions. Declare
8229 handle_split_stack_section.
8230 (class Reloc_symbol_changes): Define.
8231 (class Sized_relobj): Define Function_offsets. Declare
8232 split_stack_adjust, split_stack_adjust_reltype, and
8233 find_functions.
8234 * object.cc (Object::handle_split_stack_section): New function.
8235 (Sized_relobj::do_layout): Call handle_split_stack_section.
8236 * dynobj.cc (Sized_dynobj::do_layout): Call
8237 handle_split_stack_section.
8238 * reloc.cc (Sized_relobj::relocate_sections): Call
8239 split_stack_adjust for executable sections in split_stack
8240 objects. Pass reloc_map to relocate_section.
8241 (Sized_relobj::split_stack_adjust): New function.
8242 (Sized_relobj::split_stack_adjust_reltype): New function.
8243 (Sized_relobj::find_functions): New function.
8244 * target-reloc.h: Include "object.h".
8245 (relocate_section): Add reloc_symbol_changes parameter. Change
8246 all callers.
8247 * target.h (class Target): Add calls_non_split method. Declare
8248 do_calls_non_split virtual method. Declare match_view and
8249 set_view_to_nop.
8250 * target.cc: Include "elfcpp.h".
8251 (Target::do_calls_non_split): New function.
8252 (Target::match_view): New function.
8253 (Target::set_view_to_nop): New function.
8254 * gold.cc (queue_middle_tasks): Give an error if mixing
8255 split-stack and non-split-stack objects with -r.
8256 * i386.cc (Target_i386::relocate_section): Add
8257 reloc_symbol_changes parameter.
8258 (Target_i386::do_calls_non_split): New function.
8259 * x86_64.cc (Target_x86_64::relocate_section): Add
8260 reloc_symbol_changes parameter.
8261 (Target_x86_64::do_calls_non_split): New function.
8262 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8263 parameter.
8264 * powerpc.cc (Target_powerpc::relocate_section): Add
8265 reloc_symbol_changes parameter.
8266 * sparc.cc (Target_sparc::relocate_section): Add
8267 reloc_symbol_changes parameter.
8268 * configure.ac: Call AM_CONDITIONAL for the default target.
8269 * configure: Rebuild.
8270 * testsuite/Makefile.am (TEST_AS): New variable.
8271 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8272 (check_DATA): Add split_i386 and split_x86_64 files.
8273 (SPLIT_DEFSYMS): Define.
8274 (split_i386_[1234n].o): New targets.
8275 (split_i386_[124]): New targets.
8276 (split_i386_[1234r].stdout): New targets.
8277 (split_x86_64_[1234n].o): New targets.
8278 (split_x86_64_[124]): New targets.
8279 (split_x86_64_[1234r].stdout): New targets.
8280 (MOSTLYCLEANFILES): Add new executables.
8281 * testsuite/split_i386.sh: New file.
8282 * testsuite/split_x86_64.sh: New file.
8283 * testsuite/split_i386_1.s: New file.
8284 * testsuite/split_i386_2.s: New file.
8285 * testsuite/split_i386_3.s: New file.
8286 * testsuite/split_i386_4.s: New file.
8287 * testsuite/split_i386_n.s: New file.
8288 * testsuite/split_x86_64_1.s: New file.
8289 * testsuite/split_x86_64_2.s: New file.
8290 * testsuite/split_x86_64_3.s: New file.
8291 * testsuite/split_x86_64_4.s: New file.
8292 * testsuite/split_x86_64_n.s: New file.
8293 * testsuite/testfile.cc (Target_test): Update relocation_section
8294 function.
8295 * testsuite/Makefile.in: Rebuild.
8296
e8a9fcda
ILT		 82972009-10-06 Ian Lance Taylor <iant@google.com>
8298
8299 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8300 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8301 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8302 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8303 the address on ldo_addrs_.
8304 (Target_i386::Relocate::fix_up_ldo): New function.
8305
e99daf92
ILT		 83062009-10-06 Rafael Espindola <espindola@google.com>
8307
8308 * plugin.cc (add_input_library): New.
8309 (Plugin::load): Add add_input_library to tv.
8310 (Plugin_manager::add_input_file): Add the is_lib argument.
8311 (add_input_file): Update call to Plugin_manager::add_input_file.
8312 (add_input_library): New.
8313 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8314
966d4097
DK		 83152009-09-30 Doug Kwan <dougkwan@google.com>
8316
8317 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8318 symbol and call Symbol::may_need_copy_reloc to determine if
8319 a copy reloc is needed.
8320 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8321 nocopyreloc is given in command line.
8322 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8323 given in command line.
8324 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8325 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8326 of the removed Target_i386::may_need_copy_reloc.
8327 * options.h (copyreloc): New option with default value false.
8328 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8329 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8330 instead of the removed Target_powerpc::may_need_copy_reloc.
8331 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8332 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8333 instead of the removed Target_sparc::may_need_copy_reloc.
8334 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8335 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8336 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8337 instead of the removed Target_x86_64::may_need_copy_reloc.
8338
029ba973
ILT		 83392009-09-30 Ian Lance Taylor <iant@google.com>
8340
8341 * object.h (class Object): Remove target_ field, and target,
8342 sized_target, and set_target methods.
8343 (Object::sized_target): Remove.
8344 (class Sized_relobj): Update declarations. Remove sized_target.
8345 * object.cc (Sized_relobj::setup): Remove target parameter.
8346 Change all callers.
8347 (Input_objects::add_object): Don't do anything with the target.
8348 (make_elf_sized_object): Add punconfigured parameter. Change all
8349 callers. Set or test parameter target.
8350 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8351 Change all callers.
8352 * parameters.cc (Parameters::set_target): Change parameter type to
8353 be non-const.
8354 (Parameters::default_target): Remove.
8355 (set_parameters_target): Change parameter type to be non-const.
8356 (parameters_force_valid_target): New function.
8357 (parameters_clear_target): New function.
8358 * parameters.h (class Parameters): Update declarations. Remove
8359 default_target method. Add sized_target and clear_target
8360 methods. Change target_ to be non-const.
8361 (set_parameters_target): Update declaration.
8362 (parameters_force_valid_target): Declare.
8363 (parameters_clear_target): Declare.
8364 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8365 as NULL if we aren't searching.
8366 (Add_symbols::run): Don't check for compatible target.
8367 * fileread.cc (Input_file::open_binary): Call
8368 parameters_force_valid_target.
8369 * gold.cc (queue_middle_tasks): Likewise.
8370 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8371 set_target on object.
8372 * dynobj.h (class Sized_dynobj): Update declarations.
8373 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8374 make_elf_object returns NULL.
8375 (Archive::include_member): Don't check whether object target is
8376 compatible.
8377 * output.cc (Output_section::add_input_section): Get target from
8378 parameters.
8379 (Output_section::relax_input_section): Likewise.
8380 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8381 parameters.
8382 (Sized_relobj::do_scan_relocs): Likewise.
8383 (Sized_relobj::relocate_sections): Likewise.
8384 * resolve.cc (Symbol_table::resolve): Likewise.
8385 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8386 parameter. Change all callers.
8387 (Symbol_table::add_from_object): Get target from parameters.
8388 (Symbol_table::add_from_relobj): Don't check object target.
8389 (Symbol_table::add_from_dynobj): Likewise.
8390 (Symbol_table::define_special_symbol): Get target from
8391 parameters.
8392 * symtab.h (class Symbol_table): Update declaration.
8393 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8394 parameter. Change all callers. Clear parameter target.
8395 (Binary_test): Test target here.
8396 * testsuite/object_unittest.cc (gold_testsuite): Remove
8397 target_test_pointer parameter. Change all callers.
8398 (Object_test): Test target here.
8399
a6a22b83
ILT		 84002009-09-26 Ian Lance Taylor <iant@google.com>
8401
8402 * testsuite/initpri1.c: Don't try to use constructor priorities if
8403 compiling with gcc before 4.3.
8404
6a8f49fe
ILT		 84052009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8406
8407 * testsuite/retain_symbols_file_test.sh (check_present): Change
8408 output file name to retain_symbols_file_test.stdout.
8409 (check_absent): Likewise.
8410
8c604651
CS		 84112009-09-18 Craig Silverstein <csilvers@google.com>
8412
8413 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8414 * options.cc: Include <cerrno> and <fstream>.
8415 (General_options::finalize): Parse -retain-symbols-file tag.
8416 * options.h: New flag.
8417 (General_options): New method should_retain_symbol, new
8418 variable symbols_to_retain.
8419 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8420 should_retain_symbol map.
8421 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8422 * testsuite/Makefile.in: Regenerate.
8423 * testsuite/retain_symbols_file_test.sh: New file.
8424
ca58b19f
NC		 84252009-09-18 Nick Clifton <nickc@redhat.com>
8426
8427 * po/es.po: Updated Spanish translation.
8428
20e6d0d6
DK		 84292009-09-17 Doug Kwan <dougkwan@google.com>
8430
8431 * debug.h (DEBUG_RELAXATION): New constant.
8432 (DEBUG_ALL): Add DEBUG_RELAXATION.
8433 (debug_string_to_enum): Add relaxation debug option.
8434 * layout.cc
8435 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8436 Layout::Relaxation_debug_check::read_sections,
8437 Layout::Relaxation_debug_check::read_sections): New method definitions.
8438 (Layout::Layout): Initialize data members
8439 record_output_section_data_from_scrips_,
8440 script_output_section_data_list_ and relaxation_debug_check_.
8441 (Layout::save_segments, Layout::restore_segments,
8442 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8443 Layout::relaxation_loop_body): New method definitions.
8444 (Layout::finalize): Support relaxation. Move section layout code to
8445 Layout::relaxation_loop_body.
8446 (Layout::set_asection_address_from_script): Move code for orphan
8447 section placement out.
8448 (Layout::place_orphan_sections_in_script): New method definition.
8449 * layout.h (Output_segment_headers, Output_file_header):
8450 New forward class declarations.
8451 (Layout::~Layout): Define.
8452 (Layout::new_output_section_data_from_script): New method definition.
8453 (Layout::place_orphan_sections_in_script): New method declaration.
8454 (Layout::Segment_states): New type declaration.
8455 (Layout::save_segments, Layout::restore_segments,
8456 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8457 Layout::relaxation_loop_body): New method declarations.
8458 (Layout::Output_section_data_list): New type declaration.
8459 (Layout::Relaxation_debug_check): New class definition.
8460 (Layout::record_output_section_data_from_script_,
8461 Layout::script_output_section_data_list_, Layout::segment_states_,
8462 Layout::relaxation_debug_check_): New data members.
8463 * output.cc: (Output_section_headers::do_size): New method definition.
8464 (Output_section_headers::Output_section_headers): Move size
8465 computation to Output_section_headers::do_size.
8466 (Output_segment_headers::do_size): New method definition.
e1df38aa 8467 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8468 Output_file_header::do_size and call it.
8469 (Output_file_header::do_size): New method definition.
8470 (Output_data_group::Output_data_group): Adjust call to
8471 Output_section_data.
8472 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8473 (Output_symtab_xindex::do_write): Add array bound check.
8474 (Output_section::Input_section::print_to_mapfile): Handle
8475 RELAXED_INPUT_SECTION_CODE.
8476 (Output_section::Output_section): Initialize data member checkpoint_.
8477 (Output_section::~Output_section): Delete checkpoint object pointed
8478 by checkpoint_.
8479 (Output_section::add_input_section): Always add an Input_section if
8480 relaxing.
8481 (Output_section::add_merge_input_section): Add assert.
8482 (Output_section::relax_input_section): New method definition.
8483 (Output_section::set_final_data_size): Set load address to zero for
8484 an unallocated section.
8485 (Output_section::do_address_and_file_offset_have_reset_values):
8486 New method definition.
8487 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8488 Handle relaxed input section.
8489 (Output_section::sort_attached_input_sections): Checkpoint input
8490 section list lazily.
8491 (Output_section::get_input_sections): Change type of input_sections to
8492 list of Simple_input_section pointers. Checkpoint input section list
8493 lazily. Also handle relaxed input sections.
8494 (Output_section::add_input_section_for_script): Take a reference to
8495 a Simple_input_section object instead of Relobj pointer and section
8496 index as parameter. Handle relaxed input sections.
8497 (Output_section::save_states, Output_section::restore_states): New
8498 method definitions.
8499 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8500 (Output_data::is_data_size_fixed): New method definition.
8501 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8502 if it is fixed.
8503 (Output_data::address_and_file_offset_have_reset_values): New method
8504 definition.
8505 (Output_data::do_address_and_file_offset_have_reset_values): New method
8506 definition.
8507 (Output_data::set_data_size): Check that data size is not fixed.
8508 (Output_data::fix_data_size): New method definition.
8509 (Output_data::is_data_size_fixed_): New data member.
8510 (Output_section_headers::set_final_data_size): New method definition.
8511 (Output_section_headers::do_size): New method declaration.
8512 (Output_segment_headers::set_final_data_size): New method definition.
8513 (Output_segment_headers::do_size): New method declaration.
8514 (Output_file_header::set_final_data_size)::New method definition.
8515 (Output_file_header::do_size)::New method declaration.
8516 (Output_section_data::Output_section_data): Add new parameter
8517 is_data_size_fixed and use it to fix data size.
8518 (Output_data_const::Output_data_const): Adjust call to base class
8519 constructor and fix data size.
8520 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8521 base class constructor and fix data size.
8522 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8523 base class constructor and fix data size.
8524 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8525 class constructor and fix data size.
8526 (Output_data_group::set_final_data_size): New method definition.
8527 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8528 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8529 class constructor and fix data size.
8530 (Output_relaxed_input_section): New class definition.
8531 (Output_section::Simple_input_section): New class definition.
8532 (Output_section::get_input_sections): Adjust parameter list.
8533 (Output_section::add_input_section_for_script): Same.
8534 (Output_section::save_states, Output_section::restore_states,
8535 Output_section::do_address_and_file_offset_have_reset_values,
8536 (Output_section::Input_section::Input_section): Handle
8537 RELAXED_INPUT_SECTION_CODE. Add new overload for
8538 Output_relaxed_input_section.
8539 (Output_section::Input_section::is_input_section,
8540 Output_section::Input_section::set_output_section): Handle relaxed
8541 input section.
8542 (Output_section::Input_section::is_relaxed_input_section,
8543 Output_section::Input_section::output_section_data,
8544 Output_section::Input_section::relaxed_input_section): New method
8545 definitions.
8546 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8547 value.
8548 (Output_section::Input_section::u1_): Update comments.
8549 (Output_section::Input_section::u2_): Add new union member poris.
8550 (Output_section::Checkpoint_output_section): New classs definition.
8551 (Output_section::relax_input_section): New method declaration.
8552 (Output_section::checkpoint_): New data member.
8553 (Output_segment): Update comments.
8554 (Output_segment::Output_segment): Un-privatize copy constructor.
8555 (Output_segment::operator=): Un-privatize.
8556 * script-sections.cc (Output_section_element::Input_section_list):
8557 Change element type to Output_section::Simple_input_section.
8558 (Output_section_element_dot_assignment::set_section_addresses):
8559 Register output section data for relaxation clean up.
8560 (Output_data_exression::Output_data_expression): Adjust call to base
8561 constructor to fix data size.
8562 (Output_section_element_data::set_section_addresses): Register
8563 Output_data_expression object for relaxation clean up.
8564 (struct Input_section_info): Replace Relobj pointer and section index
8565 pair with Output_section::Simple_input_section and Convert struct to a
8566 class.
8567 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8568 Input_section_info data member to use accessors.
20e6d0d6
DK		 8569 (Output_section_element_input::set_section_addresses): Use layout
8570 parameter. Adjust code to use Output_section::Simple_input_section
8571 and Input_secction_info classes. Register filler for relaxation
8572 clean up.
8573 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8574 and section index pair with Output_section::Simple_input_section
8575 class. Adjust code accordingly.
8576 (Phdrs_element::release_segment): New method definition.
8577 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8578 segment list.
8579 (Script_sections::release_segments): New method definition.
8580 * gold/script-sections.h (Script_sections::release_segments): New
8581 method declaration.
8582 * gold/target.h (Target::may_relax, Target::relax,
8583 Target::do_may_relax, Target::do_relax): New method definitions.
8584
5e445df6
ILT		 85852009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8586
8587 * arm.cc (has_signed_unsigned_overflow): New function.
8588 (Arm_relocate_functions::abs8): New function.
8589 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8590 (Target_arm::Scan::global): Likewise.
8591 (Target_arm::relocate::relocate): Likewise.
8592 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8593 Likewise.
8594
8c604651 85952009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8596
8597 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8598 * testsuite/Makefile.in: Regenerate.
8599
1e9cc1c2
NC		 86002009-09-11 Nick Clifton <nickc@redhat.com>
8601
8602 * po/gold.pot: Updated by the Translation project.
8603
6a89f575
CC		 86042009-09-08 Cary Coutant <ccoutant@google.com>
8605
8606 * output.cc (Output_file::open): Add execute permission to empty file.
8607 * testsuite/Makefile.am (permission_test): New test.
8608 * testsuite/Makefile.in: Regenerate.
8609
fdcac5af
ILT		 86102009-09-02 Ian Lance Taylor <iant@google.com>
8611
8612 * output.cc (Output_file::resize): Call map_no_anonymous rather
8613 than map.
8614
44453f85
ILT		 86152009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8616
8617 * gold.cc: Include "incremental.h".
8618 (queue_initial_tasks): Call Incremental_checker methods.
8619 * incremental.cc: Include "output.h".
8620 (Incremental_checker::can_incrementally_link_output_file): New
8621 method.
8622 * incremental.h (Incremental_checker): New class.
8623
8624 * output.cc (Output_file::open_for_modification): New method.
8625 (Output_file::map_anonymous): Changed return type to bool. Record
8626 map in base_ field.
8627 (Output_file::map_no_anonymous): New method, broken out of map.
8628 (Output_file::map): Use map_no_anonymous and map_anonymous.
8629 * output.h (class Output_file): Update declarations.
8630
293c1386
CC		 86312009-08-24 Cary Coutant <ccoutant@google.com>
8632
8633 * options.h (Command_line::Pre_options): New class.
8634 (Command_line::pre_options): New member.
8635 * options.cc (gold::options::ready_to_register): New variable.
8636 (One_option::register_option): Do nothing if not registering options.
8637 Assert if same short option registered twice.
8638 (General_options::General_options): Turn off option registration when
8639 done constructing.
8640 (Command_line::Pre_options::Pre_options): New constructor.
8641
f773f3d2
CC		 86422009-08-24 Cary Coutant <ccoutant@google.com>
8643
06a73cfe
CC		 8644 * options.h (General_options::no_keep_memory): Remove incorrect
8645 short option.
f773f3d2 8646
a15af8e2
RW		 86472009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8648
8649 * Makefile.am (am__skiplex, am__skipyacc): New.
8650 * Makefile.in: Regenerate.
8651
c462b41b
RW		 86522009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8653
14ec8efd
RW		 8654 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8655 (INCLUDES): ... this.
8656 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8657 (AM_CPPFLAGS): Renamed from ...
8658 (INCLUDE): ... this.
8659 * Makefile.in, testsuite/Makefile.in: Regenerate.
8660
81ecdfbb
RW		 8661 * Makefile.in: Regenerate.
8662 * aclocal.m4: Likewise.
8663 * config.in: Likewise.
8664 * configure: Likewise.
8665 * testsuite/Makefile.in: Likewise.
8666
c462b41b
RW		 8667 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8668 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8669 * Makefile.in: Regenerate.
8670 * testsuite/Makefile.in: Regenerate.
8671
2da73f13
CC		 86722009-08-19 Cary Coutant <ccoutant@google.com>
8673
8674 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8675 symbols in shared libraries overridden by hidden or internal symbols
8676 in the main program.
8677
2db70501
CD		 86782009-08-19 Chris Demetriou <cgd@google.com>
8679
8680 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8681 checking source file names in error messages.
8682
f733487b
DK		 86832009-08-18 Doug Kwan <dougkwan@google.com>
8684
8685 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8686 an elcpp::Ehdr as parameter. Adjust call to set_target.
8687 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8688 an elfcpp::Ehdr as parameter.
8689 * object.cc (Object::set_target): Remove the version that looks up
8690 a target and sets it.
8691 (Sized_relobj::setup): Take a Target object instead of
8692 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8693 (make_elf_sized_object): Find target and ask target to
8694 make an ELF object.
8695 * object.h: (Object::set_target): Remove the version that looks up
8696 a target and sets it.
8697 (Sized_relobj::setup): Take a Target object instead of
8698 an elfcpp:Ehdr as parameter.
8699 * target.cc: Include dynobj.h.
8700 (Target::do_make_elf_object_implementation): New.
8701 (Target::do_make_elf_object): New.
8702 * target.h (Target::make_elf_object): New template declaration.
8703 (Target::do_make_elf_object): New method declarations.
8704 (Target::do_make_elf_object_implementation): New template declaration.
8705
cc70f101
ILT		 87062009-08-14 Ian Lance Taylor <iant@google.com>
8707
8708 * gold.h (FUNCTION_NAME): Define.
8709 (gold_unreachable): Use FUNCTION_NAME.
8710
ef5e0cb1
ST		 87112009-08-12 Sriraman Tallam <tmsriram@google.com>
8712
8713 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8714 symbol in the --keep-unique list is not found.
8715
48c187ce
ST		 87162009-08-12 Sriraman Tallam <tmsriram@google.com>
8717
8718 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8719 been maked as --keep-unique.
8720 (Icf::unfold_section): New function.
8721 * icf.h (Icf::unfold_section): New function.
8722 * options.h (General_options::keep_unique): New option.
8723 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8724 * testsuite/Makefile.in: Regenerate.
8725 * testsuite/icf_keep_unique_test.sh: New file.
8726 * testsuite/icf_keep_unique_test.cc: New file.
8727
645afe0c
CC		 87282009-08-12 Cary Coutant <ccoutant@google.com>
8729
8730 PR 10471
8731 * resolve.cc (Symbol_table::resolve): Check for references from
8732 dynamic objects to hidden and internal symbols.
8733 * testsuite/Makefile.am (hidden_test.sh): New test.
8734 * testsuite/Makefile.in: Regenerate.
8735 * testsuite/hidden_test.sh: New script.
8736 * testsuite/hidden_test_1.c: New test source.
8737 * testsuite/hidden_test_main.c: New test source.
8738
11af873f
DK		 87392009-08-11 Doug Kwan <dougkwan@google.com>
8740
8741 * arm.cc: Update comments.
8742 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8743 segment to locate the .ARM.exidx section if present.
8744
b9f7d72d
DK		 87452009-08-09 Doug Kwan <dougkwan@google.com>
8746
8747 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8748 patch.
8749
ddd3c53c
ST		 87502009-08-07 Sriraman Tallam <tmsriram@google.com>
8751 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8752 compiler warnings.
8753
27721062
ST		 87542009-08-06 Sriraman Tallam <tmsriram@google.com>
8755
8756 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8757 valid tls_segment only for non-debug-section relocations.
8758 * testsuite/Makefile.am: Add gc_tls_test.
8759 * testsuite/Makefile.in: Regenerate.
8760 * testsuite/gc_tls_test.cc: New file.
8761 * testsuite/gc_tls_test.sh: New file.
8762
ef15dade 87632009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8764
ef15dade
ST		 8765 * icf.cc: New file.
8766 * icf.h: New file.
8767 * Makefile.am (CCFILES): Add icf.cc.
8768 (HFILES): Add icf.h
8769 * Makefile.in: Regenerate.
8770 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8771 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8772 section, symbol and addend information for the relocs.
8773 * gold.cc (queue_middle_tasks): Call identical code folding.
8774 * gold.h: Add defines for multimap.
8775 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8776 to the call of finalize_local_symbols.
8777 * main.cc (main): Create object of class Icf.
8778 * object.cc (Sized_relobj::do_layout): Allow this function to be
8779 called twice during icf.
8780 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8781 to sections marked as identical by icf.
8782 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8783 when available.
8784 (Sized_relobj::do_section_entsize): New function.
8785 * object.h (Object::section_entsize): New function.
8786 (Object::do_section_entsize): New pure virtual function.
8787 (Relobj::finalize_local_symbols): Add new parameter.
8788 (Relobj::do_section_entsize): New function.
8789 * options.h (General_options::icf): New option.
8790 (General_options::icf_iterations): New option.
8791 (General_options::print_icf_sections): New option.
8792 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8793 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8794 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8795 icf.
8796 * symtab.cc (Symbol_table::is_section_folded): New function.
8797 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8798 to sections marked as identical by icf.
8799 * symtab.h (Symbol_table::set_icf): New function.
8800 (Symbol_table::icf): New function.
8801 (Symbol_table::is_section_folded): New function.
8802 (Symbol_table::icf_): New data member.
8803 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8804 * testsuite/Makefile.am: Add commands to build icf_test.
8805 * testsuite/Makefile.in: Regenerate.
8806 * testsuite/icf_test.sh: New file.
8807 * testsuite/icf_test.cc: New file.
8808
c3b65ac4
CD		 88092009-07-24 Chris Demetriou <cgd@google.com>
8810
8811 * layout.cc (is_compressible_debug_section): Fix incorrect
8812 comment about compressed section names.
8813
1caf2c51
ILT		 88142009-07-20 Ian Lance Taylor <ian@airs.com>
8815
8816 PR 10419
8817 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8818
1ef4d87f
ILT		 88192009-07-16 Ian Lance Taylor <iant@google.com>
8820
8821 PR 10400
8822 * layout.h: #include <map>.
8823 (class Kept_section): Change from struct to class. Add accessors
8824 and setters. Add section size to Comdat_group mapping. Change
8825 Comdat_group to std::map. Add is_comdat_ field. Add
8826 linkonce_size field in union.
8827 (class Layout): Update declaration of find_or_add_kept_section.
8828 Don't declare find_kept_object.
8829 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8830 parameter. Add object, shndx, is_comdat, and is_group_name
8831 parameters. Change all callers. Adjust for new Kept_section.
8832 (Layout::find_kept_object): Remove.
8833 * object.cc (Sized_relobj::include_section_group): Update use of
8834 Kept_section. Rename secnum to shndx. Only record
8835 Kept_comdat_section if sections are the same size.
8836 (Sized_relobj::include_linkonce_section): Update use of
8837 Kept_section. Only record Kept_comdat_section if sections are the
8838 same size. Set size of linkonce section.
8839 (Sized_relobj::map_to_kept_section): Update call to
8840 get_kept_comdat_section.
8841 * object.h (class Sized_relobj): Rename fields in
8842 Kept_comdat_section to drop trailing underscores; change object
8843 field to Relobj*. Change Kept_comdat_section_table to store
8844 struct rather than pointer.
8845 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8846 Add kept_object and kept_shndx parameters. Change all callers.
8847 (Sized_relobj::get_kept_comdat_section): Change return type to
8848 bool. Add kept_object and kept_shndx parameters. Change all
8849 callers.
8850 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8851 Layout::find_or_add_kept_section.
8852
37c3b7b0
ILT		 88532009-07-09 Ian Lance Taylor <iant@google.com>
8854
8855 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8856 Reserve space in the hash table.
8857
98fa85cb
ILT		 88582009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8859
8860 * fileread.cc (File_read::get_mtime): New method.
8861 * fileread.h (Timespec): New structure.
8862 (File_read::get_mtime): New method.
8863 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8864 Renamed from timestamp_nsec.
8865 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8866 Elf_Xword.
e1df38aa 8867 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8868 timestamp_nsec.
e1df38aa 8869 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8870 (Incremental_inputs::report_obejct): Save mtime; style fix.
8871 (Incremental_inputs::report_script): Save mtime; style fix.
8872 (Incremental_inputs::finalize_inputs): Style fix.
8873 (Incremental_inputs::finalize): Style fix.
8874 (Incremental_inputs::create_input_section_data): Store inputs
8875 mtime.
8876 * incremental.h (Incremental_inputs::report_script): Add mtime
8877 argument.
8878 (Incremental_inputs::Input_info::Input_info): Intialize only one
8879 union member.
8880 (Incremental_inputs::Input_info::archive): Move to nameless
8881 union.
8882 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8883 (Incremental_inputs::Input_info::script): Move to nameless union.
8884 (Incremental_inputs::mtime): New field.
8885 * script.cc (read_input_script): Pass file mtime to
8886 Incremental_input.
8887 * script.h (Script_info::inputs): Style fix.
8888
c9d70757
ILT		 88892009-07-01 Ian Lance Taylor <ian@airs.com>
8890
8891 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8892 instead of 32.
8893
9c547ec3
ILT		 88942009-06-24 Ian Lance Taylor <iant@google.com>
8895
8896 PR 10156
8897 * layout.cc (Layout::choose_output_section): If we find an
8898 existing section, update the flags.
8899 (Layout::create_notes): New function, broken out of
8900 Layout::finalize.
8901 (Layout::finalize): Don't create note sections.
8902 (Layout::create_note): Don't crash if linker script discards
8903 section.
8904 (Layout::create_gold_note): Likewise.
8905 (Layout::create_build_id): Likewise. Don't set
8906 after_input_sections on the section.
8907 (Layout::create_executable_stack_info): Remove target parameter.
8908 Change caller.
8909 * layout.h (class Layout): Declare create_notes. Update
8910 declaration of create_executable_stack_info.
8911 * gold.cc (queue_middle_tasks): Call create_notes.
8912 * output.cc (Output_section::update_flags_for_input_section): Move
8913 here from output.h. If SHF_ALLOC flag is newly set, mark address
8914 invalid.
8915 * output.h (Output_data::mark_address_invalid): New function.
8916 (class Output_section): Only declare, not define,
8917 update_flags_for_input_section. Remove set_flags.
8918
55458500
ILT		 89192009-06-24 Ian Lance Taylor <iant@google.com>
8920
8921 * script-sections.cc (Output_section_definition::
8922 set_section_addresses): Rename shadowing local load_address to
8923 laddr.
8924
1307d6cd
ILT		 89252009-06-24 Ian Lance Taylor <iant@google.com>
8926
8927 PR 10244
8928 * reloc.cc (relocate_sections): Skip empty relocation sections.
8929
ec3f783e
ILT		 89302009-06-23 Ian Lance Taylor <iant@google.com>
8931
8932 PR 10156
8933 * layout.cc (Layout::create_note): Use choose_output_section
8934 rather than make_output_section.
8935
459c9f1c
ILT		 89362009-06-23 Ian Lance Taylor <iant@google.com>
8937
8938 PR 10237
8939 * options.cc (General_options::parse_V): Set printed_version_.
8940 (General_options::General_options): Initialize printed_version_.
8941 * options.h (class General_options): Add printed_version_ field.
8942 * gold.cc (queue_initial_tasks): If there are no input files,
8943 don't give a fatal error if we printed the version information.
8944 (queue_middle_tasks): If using -r with a shared object, give a
8945 fatal error rather than an ordinary error.
8946
1518dc8f
ILT		 89472009-06-23 Ian Lance Taylor <iant@google.com>
8948
8949 PR 10219
8950 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8951 (Layout::make_output_section): Set have_stabstr_section_ if we see
8952 a .stab*str section.
8953 (Layout::finalize): Call link_stabs_sections.
8954 (Layout::link_stabs_sections): New file.
8955 * layout.h (class Layout): Add have_stabstr_section_ field.
8956 Declare link_stabs_sections.
8957
3d857b98
DK		 89582009-06-23 Doug Kwan <dougkwan@google.com>
8959
8960 * Makefile.am (libgold_a_LIBADD): New.
8961 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8962 * Makefile.in: Regenerate.
8963 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8964 * configure: Regenerate.
8965 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8966 * fileread.cc: Include sys/state.h
8967 * gold.h: Declare memmem and strndup if found missing.
8968 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8969
0639a6f6
ILT		 89702009-06-23 Ian Lance Taylor <iant@google.com>
8971
8972 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8973 * configure: Rebuild.
8974
8d63875c
ILT		 89752009-06-23 Ian Lance Taylor <iant@google.com>
8976
8977 PR 10147
8978 * object.cc (Object::section_contents): Don't try to get a view if
8979 the section has length zero.
8980 (Object::handle_gnu_warning_section): If the section is empty, use
8981 the name of the section as the warning.
8982
f7c8a183
ILT		 89832009-06-23 Ian Lance Taylor <iant@google.com>
8984
8985 PR 10133
8986 * stringpool.h (class Stringpool_template): Add optimize_ field.
8987 (Stringpool_template::set_optimize): New function.
8988 * stringpool.cc (Stringpool_template::Stringpool_template):
8989 Initialize optimize_ field.
8990 (Stringpool_template::set_string_offsets): Test local optimize
8991 fild rather than parameter.
8992 * layout.cc (Layout::Layout): Call set_optimize on the section
8993 name stringpool.
8994
e6a307ba
ILT		 89952009-06-22 Ian Lance Taylor <iant@google.com>
8996
8997 PR 10030
8998 * yyscript.y: Parse TARGET.
8999 * script.cc (script_set_target): New function.
9000 * script-c.h (script_set_target): Declare.
9001 * options.cc (General_options::string_to_object_format): Rename
9002 from string_to_object_format in anonymous namespace. Change
9003 callers.
9004 * options.h (class General_options): Declare
9005 string_to_object_format.
9006
3ee173de
ILT		 90072009-06-22 Ian Lance Taylor <iant@google.com>
9008
9009 * script-sections.cc (Script_sections::create_segments): Don't put
9010 program headers in a PT_LOAD segment if -n or -N.
9011
90122009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9013
9014 PR 10141
9015 * options.h (class General_options): Add -z lazy and -z now. Sort
9016 -z options into alphabetical order.
9017 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9018
cd6739a1 90192009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9020
9021 * layout.cc (Layout::make_output_section): Call
9022 Target::new_output_section.
9023 (Layout::attach_allocated_section_to_segment): Put large section
9024 sections in a separate load segment with the large segment flag
9025 set.
9026 (Layout::segment_precedes): Sort large data segments after other
9027 load segments.
9028 (align_file_offset): New static function.
9029 (Layout::set_segment_offsets): Use align_file_offset.
9030 * output.h (class Output_section): Add is_small_section_ and
9031 is_large_section_ fields.
9032 (Output_section::is_small_section): New function.
9033 (Output_section::set_is_small_section): New function.
9034 (Output_section::is_large_section): New function.
9035 (Output_section::set_is_large_section): New function.
9036 (Output_section::is_large_data_section): New function.
9037 (class Output_segment): Add is_large_data_segment_ field.
9038 (Output_segment::is_large_data_segment): New function.
9039 (Output_segment::set_is_large_data_segment): New function.
9040 * output.cc (Output_section::Output_section): Initialize new
9041 fields.
9042 (Output_segment::Output_segment): Likewise.
9043 (Output_segment::add_output_section): Add assertion that large
9044 data sections always go in large data segments. Force small data
9045 sections to the end of the list of data sections. Force small BSS
9046 sections to the start of the list of BSS sections. For large BSS
9047 sections to the end of the list of BSS sections.
9048 * symtab.h (class Symbol): Declare is_common_shndx.
9049 (Symbol::is_defined): Check Symbol::is_common_shndx.
9050 (Symbol::is_common): Likewise.
9051 (class Symbol_table): Define enum Commons_section_type. Update
9052 declarations. Add small_commons_ and large_commons_ fields.
9053 * symtab.cc (Symbol::is_common_shndx): New function.
9054 (Symbol_table::Symbol_table): Initialize new fields.
9055 (Symbol_table::add_from_object): Put small and large common
9056 symbols in the right list.
9057 (Symbol_table::sized_finalized_symbol): Check
9058 Symbol::is_common_shndx.
9059 (Symbol_table::sized_write_globals): Likewise.
9060 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9061 common symbol lists. Don't call do_allocate_commons_list if the
9062 list is empty.
9063 (Symbol_table::do_allocate_commons_list): Remove is_tls
9064 parameter. Add comons_section_type parameter. Change all
9065 callers. Handle small and large common symbols.
9066 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9067 Symbol::is_common_shndx.
9068 * resolve.cc (symbol_to_bits): Likewise.
9069 * target.h (Target::small_common_shndx): New function.
9070 (Target::small_common_section_flags): New function.
9071 (Target::large_common_shndx): New function.
9072 (Target::large_common_section_flags): New function.
9073 (Target::new_output_section): New function.
9074 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9075 small_common_section_flags, and large_common_section_flags
9076 fields.
9077 (Target::do_new_output_section): New virtual function.
9078 * arm.cc (Target_arm::arm_info): Initialize new fields.
9079 * i386.cc (Target_i386::i386_info): Likewise.
9080 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9081 Likewise.
9082 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9083 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9084 (Target_x86_64::do_new_output_section): New function.
9085 * configure.ac: Define conditional MCMODEL_MEDIUM.
9086 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9087 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9088 (large_LDFLAGS): Define.
9089 * testsuite/large.c: New file.
9090 * testsuite/testfile.cc (Target_test::test_target_info):
9091 Initialize new fields.
9092 * configure, testsuite/Makefile.in: Rebuild.
9093
bb04269c
DK		 90942009-06-05 Doug Kwan <dougkwan@google.com>
9095
9096 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9097 * Makefile.in: Regenerate.
bb04269c
DK		 9098 * i386.cc (class Target_i386): Define new virtual method to
9099 override do_is_local_label_name in parent.
9100 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9101 local symbols if --discard-locals or -X is given.
9102 * options.h (class General_options): Declare new options
9103 '--discard-locals' and '-X' for discarding locals.
9104 * target.h (class Target): Define new methods is_local_label_name.
9105 Declare new virtual method do_is_local_label_name.
9106 * target.cc: New file.
9107 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9108 (check_SCRIPTS): Add discard_locals_test.sh.
9109 (check_DATA): Add discard_local_tests.syms.
9110 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9111 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9112 * testsuite/Makefile.in: Regenerate.
9113 * testsuite/discard_locals_test.c: New file.
9114 * testsuite/discard_locals_test.sh: Same.
9115
805bb01c
DK		 91162009-06-05 Doug Kwan <dougkwan@google.com>
9117
9118 * object.cc (Sized_relobj::Sized_relobj): Initialize
9119 discarded_eh_frame_shndx_ to -1U.
9120 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9121 section.
9122 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9123 a discarded .eh_frame section.
9124 (Sized_relobj::do_finalize_local_symbols): Ditto.
9125 * object.h (class Sized_relobj): Declare new member
9126 discarded_eh_frame_shndx_.
9127 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9128 (local_labels_test.o, local_labels_test): New rules.
9129 * testsuite/Makefile.in: Regenerate.
9130
1dcd334d
DK		 91312009-06-04 Doug Kwan <dougkwan@google.com>
9132
9133 * layout.cc (Layout::section_name_mapping): Add mapping for
9134 special ARM sections.
9135
96d49306
DK		 91362009-06-03 Doug Kwan <dougkwan@google.com>
9137
9138 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9139 (utils::has_overflow): Same.
9140
dff16297
ILT		 91412009-06-03 Ian Lance Taylor <iant@google.com>
9142
9143 * layout.cc (Layout::section_name_mapping): New array, replacing
9144 Layout::linkonce_mapping.
9145 (Layout::section_name_mapping_count): New variable, replacing
9146 Layout::linkonce_mapping_count.
9147 (Layout::linkonce_output_name): Remove.
9148 (Layout::output_section_name): Rewrite.
9149 * layout.h (class Layout): Rename Linkonce_mapping to
9150 Section_name_mapping, linkonce_mapping to section_name_mapping,
9151 linkonce_mapping_count to section_name_mapping_count. Don't
9152 declare linkonce_output_name.
9153
c121c671
DK		 91542009-06-03 Doug Kwan <dougkwan@google.com>
9155
9156 * gold/arm.cc (namespace utils): New.
9157 (Target_arm::reloc_is_non_pic): Define new method.
9158 (class Arm_relocate_functions): New.
9159 (Target_arm::Relocate::relocate): Handle relocation types used by
9160 Android.
9161
07800fab
ILT		 91622009-06-03 Ian Lance Taylor <iant@google.com>
9163
9164 * arm.cc (Target_arm::scan::global): Use || instead of |.
9165
c121c671
DK		 91662009-06-02 Doug Kwan <dougkwan@google.com>
9167
9168 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9169 issued_non_pic_error_.
9170 (class Target_arm::Scan): Declare new method check_non_pic.
9171 Define new method symbol_needs_plt_entry.
9172 Declare new data member issued_non_pic_error_.
9173 (class Target_arm::Relocate): Declare new method
9174 should_apply_static_reloc.
9175 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9176 (Target_arm::Scan::check_non_pic): Define new method.
9177 (Target_arm::Scan::local): Handle a small subset of reloc types used
9178 by Android.
9179 (Target_arm::Scan::local): Same.
9180 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9181
b19b0c6d
ILT		 91822009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9183
9184 * incremental.cc (Incremental_inputs::report_command_line): Filter
9185 out --incremental-* options.
9186
94cdfcff
DK		 91872009-05-29 Doug Kwan <dougkwan@google.com>
9188
9189 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9190 template class.
9191 (class Target_arm): Update comment.
9192 (Target_arm::Target_arm): Initialize new data members GOT_,
9193 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9194 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9195 and Target_arm::rel_dyn_section.
9196 Declare new_enum Target_arm::Got_type.
9197 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9198 and DYNBSS_.
9199 Update commments for member do_dynsym_value.
9200 (Target_arm::got_size, Target_arm::plt_section,
9201 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9202 new methods inside class defintion.
9203 (Target_arm::got_section): Define new method.
9204 (Target_arm::rel_dyn_section): Same.
9205 (Output_data_plt_arm): New template class.
9206 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9207 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9208 (Output_data_plt_arm::add_entry): Same.
9209 (Output_data_plt_arm::first_plt_entry): Define new
9210 static data member for PLT instruction template.
9211 (Output_data_plt_arm::plt_entry): Same.
9212 (Output_data_plt_arm::do_write): Define new method.
9213 (Target_arm::make_plt_entry): Same.
9214 (Target_arm::do_finalize_sections): Same.
9215 (Target_arm::do_dynsym_value): Same.
9216
4a657b0d
DK		 92172009-05-28 Doug Kwan <dougkwan@google.com>
9218
9219 * Makefile.am (TARGETSOURCES): Add arm.cc.
9220 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9221 * Makefile.in: Regenerate.
9222 * arm.cc: New file.
9223 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9224
e7ae8c36
DK		 92252009-05-26 Doug Kwan <dougkwan@google.com>
9226
9227 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9228 (General_options::check_excluded_libs): Strip off directories in
9229 archive name before matching like GNU ld does.
9230 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9231 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9232 (exclude_libs_test_LDFLAGS): Add linker option
9233 -Wl,--exclude-libs,libexclude_libs_test_3
9234 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9235 an explicit archive without using -l.
9236 (alt/libexclude_libs_test_3.a): New make rule.
9237 * testsuite/Makefile.in: Regenerate.
9238 * testsuite/exclude_libs_test.c : Declare lib3_default().
9239 (main): Call it.
9240 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9241 * exclude_libs_test_3.c: New file.
9242
f12e7348
NC		 92432009-05-26 Nick Clifton <nickc@redhat.com>
9244
9245 * po/id.po: New Indonesian translation.
9246 * po/gold.pot: Updated template file.
9247
4daadc0d
ST		 92482009-05-22 Sriraman Tallam <tmsriram@google.com>
9249
e1df38aa 9250 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9251 gc_comdat_test files. Add -Wl,--gc-sections to build
9252 gc_comdat_test.
9253 * testsuite/Makefile.in: Regenerate.
9254 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9255
531813ad
ST		 92562009-05-21 Sriraman Tallam <tmsriram@google.com>
9257
9258 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9259 kept comdat section was garbage collected.
9260 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9261 * testsuite/Makefile.in: Regenerate.
9262 * testsuite/gc_comdat_test.sh: New file.
9263 * testsuite/gc_comdat_test_1.cc: New file.
9264 * testsuite/gc_comdat_test_2.cc: New file.
9265
65514900
CC		 92662009-05-19 Doug Kwan <dougkwan@google.com>
9267
9268 * archive.cc (Archive::Archive): Move constructor from archive.h
9269 to here. Initialize no_export_.
9270 (Archive::get_elf_object_for_member): Set no_export flag of object.
9271 * archive.h (Archive::Archive): Move constructor body to
9272 archive.cc.
9273 (Archive::no_export): New method.
9274 (Archive::no_export_): New field.
9275 * object.h (Object::Object): Initialize no_export_ to false.
9276 (Object::no_export, Object::set_no_export): New methods.
9277 (Object::no_export_): New field.
9278 * options.cc (General_options::parse_exclude_libs): New method.
9279 (General_options::check_excluded_libs) Same.
9280 * options.h (exclude_libs): New option.
9281 (General_options::check_excluded_libs): New method declaration.
9282 (General_options::excluded_libs_): New field.
9283 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9284 default or protected visibility if an object has no-export flag set.
9285 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9286 (check_SCRIPTS): Add exclude_libs_test.sh.
9287 (check_DATA): Add exclude_libs_test.syms.
9288 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9289 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9290 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9291 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9292 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9293 libexclude_libs_test_2.a): New rules.
9294 * testsuite/Makefile.in: Regenerate.
9295 * testsuite/exclude_libs_test.c: New file.
9296 * testsuite/exclude_libs_test.sh: Ditto.
9297 * testsuite/exclude_libs_test_1.c: Ditto.
9298 * testsuite/exclude_libs_test_2.c: Ditto.
9299
1b77ea50
ILT		 93002009-05-15 Ian Lance Taylor <iant@google.com>
9301
9302 * configure.ac: Check for declarations for cases where libiberty.h
9303 checks HAVE_DECL_xxx.
9304 * configure, config.in: Rebuild.
9305
072fe7ce
ILT		 93062009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9307
9308 * gold.h (Incremental_argument_list): Remove (invalid) forward
9309 declaration.
9310 * incremental.cc (Incremental_inputs::report_achive): New method.
9311 (Incremental_inputs::report_object): New method.
9312 (Incremental_inputs::report_script): New method.
9313 (Incremental_inputs::finalize_inputs): New method.
9314 (Incremental_inputs::finalize): Call finalize_inputs().
9315 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9316 Create inputs entries.
9317 * incremental.h (Incremental_input_type): New enum.
9318 (Incremental_inputs::Incremental_input): Initialize new fields.
9319 (Incremental_inputs::report_inputs): New method.
9320 (Incremental_inputs::report_achive): New method.
9321 (Incremental_inputs::report_object): New method.
9322 (Incremental_inputs::report_script): New method.
9323 (Incremental_inputs::finalize_inputs): New method.
9324 (Incremental_inputs::Input_info): New struct.
9325 (Incremental_inputs::Input_info_map): New typedef.
9326 (Incremental_inputs::lock_): New field.
9327 (Incremental_inputs::Inputs_): New field.
9328 (Incremental_inputs::Inputs_map): New field.
9329 * main.cc (main): Call Incremental_input::report_inputs.
9330 * options.h (Input_argument_list): Typedef moved from
9331 Input_arguments.
9332 (Input_file_group::Files): Remove, use ::Input_argument_list.
9333 (Input_file_group::Input_argument_list): Remove, use
9334 ::Input_argument_list.
9335 * plugin.cc (Plugin_manager::add_input_file): Add error in
9336 incremental build.
9337 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9338 functions.
9339 * script.cc (read_input_script): Call
9340 Incremental_input::report_script.
9341 * script.h (Script_info): New class.
9342
b0481b0b
ILT		 93432009-04-27 Ian Lance Taylor <iant@google.com>
9344
9345 * x86_64.cc (do_adjust_output_section): Set entsize to
9346 plt_entry_size.
9347
b22a5a41 93482009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9349
9350 * output.cc (Output_file::close): After short writes, continue
9351 writing from the correct offset in the buffer being written.
9352
40fde488
CD		 93532009-04-23 Chris Demetriou <cgd@google.com>
9354
9355 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9356 * configure: Regenerate.
9357 * config.in: Regenerate.
9358 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9359 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9360
3ce2c28e
ILT		 93612009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9362
9363 * incremental.cc (Incremental_inputs_header_data): Renamed from
9364 Incremental_input_header_data.
9365 (Incremental_inputs_header_data::data_size): New field.
9366 (Incremental_inputs_header_data::put_input_file_count): Renamed
9367 from input_file_count.
9368 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9369 from command_line_offset.
9370 (Incremental_inputs_header_data::put_reserved): Renamed from
9371 put_reserved.
9372 (Incremental_inputs_entry_data): Renamed from
9373 Incremental_input_entry_data.
9374 (Incremental_inputs_entry_data::data_size): New field.
9375 (Incremental_inputs::report_command_line): New method.
9376 (Incremental_inputs::finalize): New method.
9377 (Incremental_inputs::create_incremental_inputs_data): New method.
9378 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9379 * incremental.h: New file.
9380 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9381 (Layout::finalize): Create incremental inputs section in
9382 incremental builds.
9383 (Layout::create_incremental_info_sections): New method.
9384 * layout.h (Layout::incremental_inputs): New method.
9385 (Layout::create_incremental_info_sections): New method.
9386 (Layout::incremental_inputs_): New field.
9387 * main.cc (main): Notify Incremental_input of the command line.
9388
e55bde5e
ILT		 93892009-04-01 Ian Lance Taylor <iant@google.com>
9390 Mikolaj Zalewski <mikolajz@google.com>
9391
9392 * gold.h (reserve_unordered_map): Define, three versions, one for
9393 each version of Unordered_map.
9394 * layout.cc (Layout::Layout): Remove options parameter. Add
9395 number_of_input_files parameter. Don't initialize options_.
9396 Initialize number_of_input_files_ and resized_signatures_. Move
9397 sections_are_attached_.
9398 (Layout::layout_group): Reserve space for group_signatures_.
9399 (Layout::find_or_add_kept_section): Change name parameter to be a
9400 reference. Resize signatures_ map when it gets large enough.
9401 (Layout::layout_eh_frame): Use parameters->options() instead of
9402 this->options_.
9403 (Layout::make_output_section): Likewise.
9404 (Layout::attach_allocated_section_to_segment): Likewise.
9405 (Layout::finalize, Layout::create_executable_stack): Likewise.
9406 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9407 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9408 * layout.h (class Layout): Update declarations. Remove options_
9409 field. Add number_of_input_files_ and resized_signatures_
9410 fields. Move sections_are_attached_ field.
9411 * main.cc (main): Pass number of input files to Layout
9412 constructor. Don't pass options.
9413
154b857c
ILT		 94142009-03-30 Ian Lance Taylor <iant@google.com>
9415
9416 * ffsll.c (ffsll): Correct implementation.
9417
2f35ab9b
ILT		 94182009-03-27 Ian Lance Taylor <iant@google.com>
9419
fd03461a
ILT		 9420 * ffsll.c: New file.
9421 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9422 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9423 * ftruncate.c (ftruncate): Declare before definition.
9424 * mremap.c (mremap): Likewise.
9425 * pread.c (pread): Likewise.
9426 * configure, Makefile.in, config.in: Rebuild.
9427
2f35ab9b
ILT		 9428 * mremap.c: New file.
9429 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9430 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9431 (mremap): Declare if HAVE_MREMAP is not defined.
9432 * configure, Makefile.in, config.in: Rebuild.
9433
33aea2fd
CC		 94342009-03-27 Cary Coutant <ccoutant@google.com>
9435
9436 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9437 position independent.
9438 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9439 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9440
6d479619
CC		 94412009-03-24 Cary Coutant <ccoutant@google.com>
9442
9443 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9444 an executable.
9445 (needs_dynamic_reloc): Likewise.
9446
afc06bb8
ILT		 94472009-03-24 Ian Lance Taylor <iant@google.com>
9448
9449 * yyscript.y (file_cmd): Recognize EXTERN.
9450 (extern_name_list, extern_name_list_body): New nonterminals.
9451 * script.cc (script_add_extern): Define.
9452 * script-c.h (script_add_extern): Declare.
9453
f6060a4d
ILT		 94542009-03-24 Rafael Avila de Espindola <espindola@google.com>
9455
9456 * object.cc (is_elf_object): Define.
9457 * object.h (is_elf_object): Declare.
9458 * archive.cc (Archive::get_elf_object_for_member): Call
9459 is_elf_object.
33aea2fd 9460 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9461
26736d8e
ILT		 94622009-03-24 Elliott Hughes <enh@google.com>
9463
9464 * output.cc (Output_file::map_anonymous): Define.
9465 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9466 try an anonymous one. Report the size if the mmap fails.
9467 * output.h (class Output_file): Declare map_anonymous.
9468
22fd9730
ILT		 94692009-03-24 Ian Lance Taylor <iant@google.com>
9470
9471 * target-select.cc (instantiate_target): Don't acquire the lock if
9472 the instantiated_target_ field has already been set.
9473
cb010894
ILT		 94742009-03-23 Ian Lance Taylor <iant@google.com>
9475
7f055c20
ILT		 9476 * gold-threads.h (class Initialize_lock): Define.
9477 * gold-threads.cc (class Initialize_lock_once): Define.
9478 (initialize_lock_control): New static variable.
9479 (initialize_lock_pointer): New static variable.
9480 (initialize_lock_once): New static function.
9481 (Initialize_lock::Initialize_lock): Define.
9482 (Initialize_lock::initialize): Define.
9483 * target-select.h: Include "gold-threads.h".
9484 (class Target_selector): Add lock_ and initialize_lock_ fields.
9485 Don't define instantiate_target, just declare it.
9486 * target-select.cc (Target_selector::Target_selector): Initialize
9487 new fields.
9488 (Target_selector::instantiate_target): Define.
9489 * descriptors.h: Include "gold-threads.h".
9490 (class Descriptors): Add initialize_lock_ field.
9491 * descriptors.cc (Descriptors::Descriptors): Initialize new
9492 field.
9493 (Descriptors::open): Use initialize_lock_ field
9494 * errors.h (class Errors): Add initialize_lock_ field.
9495 * errors.cc (Errors::Errors): Initialize new field.
9496 (Errors::initialize_lock): Use initialize_lock_ field.
9497 * powerpc.cc (class Target_selector_powerpc): Remove
9498 instantiated_target_ field. In do_recognize call
9499 instantiate_target rather than do_instantiate_target. In
9500 do_instantiate_target just allocate a new target.
9501 * sparc.cc (class Target_selector_sparc): Likewise.
9502
36959681
ILT		 9503 * freebsd.h: New file.
9504 * i386.cc: Include "freebsd.h".
9505 (Target_i386): Derive from Target_freebsd rather than
9506 Sized_target.
9507 (Target_selector_i386): Derive from Target_selector_freebsd rather
9508 than Target_selector.
9509 * x86_64.cc: Include "freebsd.h".
9510 (Target_x86_64): Derive from Target_freebsd rather than
9511 Sized_target.
9512 (Target_selector_x86_64): Derive from Target_selector_freebsd
9513 rather than Target_selector.
9514 * target.h (class Target): Add adjust_elf_header and
9515 do_adjust_elf_header.
9516 * output.cc (Output_file_header:: do_sized_write): Call target
9517 adjust_elf_header routine.
9518 * configure.tgt: Set targ_osabi.
9519 * configure.ac: Define GOLD_DEFAULT_OSABI.
9520 * parameters.cc (Parameters::default_target): Pass
9521 GOLD_DEFAULT_OSABI to select_target.
9522 * target-select.h (class Target_selector): Make instantiate_target
9523 protected rather than private.
9524 * Makefile.am (HFILES): Add freebsd.h.
9525 * configure, Makefile.in, config.in: Rebuild.
9526
cb010894
ILT		 9527 * merge.cc (do_add_input_section): Correct pend value. Change
9528 message about last entry not being null terminated from error to
9529 warning.
9530
0e879927
ILT		 95312009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9532
9533 * incremental.cc: New file.
9534 * Makefile.am (CCFILES): Add incremental.cc.
9535 * Makefile.in: Rebuild.
9536
41105937
PP		 95372009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9538
9539 * layout.cc (Layout::output_section_name): Preserve names
9540 of '.note.' sections.
e1df38aa 9541
60439920
ILT		 95422009-03-19 Ian Lance Taylor <iant@google.com>
9543
9544 * descriptors.cc (Descriptors::open): Check that the options are
9545 valid before using them.
9546
0d371ad3
ILT		 95472009-03-18 Ian Lance Taylor <iant@google.com>
9548
9549 * script-sections.h: Include <list>.
9550 (class Script_sections): Change Sections_elements from std::vector
9551 to std::list. Typedef public Elements_iterator. Add
9552 orphan_section_placement_, data_segment_align_start_, and
9553 saw_data_segment_align_ fields. Remove data_segment_align_index_
9554 field.
9555 * script-sections.cc (class Orphan_section_placement): New class.
9556 (class Sections_element): Add virtual functions is_relro and
9557 orphan_section_init. Remove virtual function place_orphan_here.
9558 (class Output_section_definition): Add is_relro and
9559 orphan_section_init. Remove place_orphan_here.
9560 (class Orphan_output_section): Likewise.
9561 (Script_sections::Script_sections): Update for field changes.
9562 (Script_sections::data_segment_align): Set saw_data_segment_align_
9563 and data_segment_align_start_, not data_segment_align_index.
9564 (Script_sections::data_segment_relro_end): Check
9565 saw_data_segment_align_. Use data_segment_align_start_ rather
9566 than data_segment_align_index_.
9567 (Script_sections::place_orphan): Rewrite to use
9568 Orphan_section_placement.
9569
9201d894
ILT		 95702009-03-17 Ian Lance Taylor <iant@google.com>
9571
9c5b8369
ILT		 9572 * archive.cc (Archive::add_symbols): Check for a version attached
9573 to the symbol name in the archive map.
9574 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9575 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9576 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9577 (ver_test_11.a): New target.
9578 * testsuite/Makefile.in: Rebuild.
9579
9201d894
ILT		 9580 * configure.ac: Check for chsize and posix_fallocate. Replace
9581 ftruncate.
9582 * ftruncate.c: New file, from gnulib.
9583 * output.cc (posix_fallocate): Define dummy version if not
9584 HAVE_POSIX_FALLOCATE.
9585 (Output_file::map): Call posix_fallocate rather than lseek and
9586 write.
9587 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9588 * configure, Makefile.in, config.in: Rebuild.
9589
ef4ab7a8 95902009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9591
ef4ab7a8
PP		 9592 * layout.h (Layout::create_note): Add section_name parameter.
9593 * layout.cc (Layout::create_note): Likewise.
9594 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9595
8c500701
ILT		 95962009-03-17 Ian Lance Taylor <iant@google.com>
9597
e85b18e1
ILT		 9598 * descriptors.cc: Include "options.h".
9599 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9600 (Descriptors::open): Always use O_CLOEXEC when opening a new
9601 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9602 then set FD_CLOEXEC.
9603
9efe6174
ILT		 9604 * sparc.cc (class Target_sparc): Add has_got_section.
9605 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9606 make sure we have a GOT section.
9607
9608 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9609 (Target_sparc::Scan::local): Likewise.
9610 (Target_sparc::Scan::global): Likewise.
9611 (Target_sparc::Relocate::relocate): Likewise.
9612 (Target_sparc::Relocate::relocate_tls): Likewise.
9613
8c500701
ILT		 9614 * symtab.cc (Symbol_table::define_default_version): New function,
9615 broken out of add_from_object.
9616 (Symbol_table::add_from_object): Call define_default_version.
9617 (Symbol_table::define_special_symbol): Add resolve_oldsym
9618 parameter. Change all callers. If the version for a symbol comes
9619 from a version script, resolve it with the symbol with the same
9620 name with no version. Also add the symbol without a version if
9621 appropriate.
9622 (do_define_in_output_data): If resolving with oldsym, don't delete
9623 sym.
9624 (do_define_in_output_segment): Likewise.
9625 (do_define_as_constant): Likewise.
9626 * symtab.h (class Symbol_table): Update declarations.
9627
f1ed28fb
ILT		 96282009-03-13 Ian Lance Taylor <iant@google.com>
9629
15f8229b
ILT		 9630 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9631 (Read_symbols::requeue): New function.
9632 (Read_symbols::do_read_symbols): If make_elf_object fails because
9633 the target type is not configured, and the file was searched for,
9634 issue a warning and retry with the next directory.
9635 (Add_symbols::run): If the file has an incompatible format, and
9636 it was searched for, requeue the Read_symbols task. On error,
9637 release the object.
9638 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9639 dirindex parameter to constructor. Change all callers. Declare
9640 incompatible_warning and requeue.
9641 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9642 input_argument_ and input_group_ fields. Add them to
9643 constructor. Change all callers.
9644 (class Read_script): Add dirindex_ field. Add it to constructor.
9645 Change all callers.
9646 * archive.cc (Archive::setup): Remove input_objects parameter.
9647 Change all callers.
9648 (Archive::get_file_and_offset): Likewise.
9649 (Archive::read_all_symbols): Likewise.
9650 (Archive::read_symbols): Likewise.
9651 (Archive::get_elf_object_for_member): Remove input_objects
9652 parameter. Add punconfigured parameter. Change all callers.
9653 (Archive::add_symbols): Change return type to bool. Check return
9654 value of include_member.
9655 (Archive::include_all_members): Likewise.
9656 (Archive::include_member): Change return type to bool. Return
9657 false if first included object has incompatible target. Set
9658 included_member_ field.
9659 (Add_archive_symbols::run): If add_symbols returns false, requeue
9660 Read_symbols task.
9661 * archive.h (class Archive): Add included_member_ field.
9662 Initialize it in constructor. Add input_file and searched_for
9663 methods. Update declarations.
9664 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9665 input_argument_ fields. Add them to constructor. Change all
9666 callers.
9667 * script.cc: Include "target-select.h".
9668 (class Parser_closure): Add skip_on_incompatible_target_ and
9669 found_incompatible_target_ fields. Add
9670 skip_on_incompatible_target parameter to constructor. Change all
9671 callers. Add methods skip_on_incompatible_target,
9672 clear_skip_on_incompatible_target, found_incompatible_target, and
9673 set_found_incompatible_target.
9674 (read_input_script): Add dirindex parameter. Change all callers.
9675 If parser finds an incompatible target, requeue Read_symbols
9676 task.
9677 (script_set_symbol): Clear skip_on_incompatible_target in
9678 closure.
9679 (script_add_assertion, script_parse_option): Likewise.
9680 (script_start_sections, script_add_phdr): Likewise.
9681 (script_check_output_format): New function.
9682 * script.h (read_input_script): Update declaration.
9683 * script-c.h (script_check_output_format): Declare.
9684 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9685 (ignore_cmd): Remove OUTPUT_FORMAT.
9686 * fileread.cc (Input_file::Input_file): Add explicit this.
9687 (Input_file::will_search_for): New function.
9688 (Input_file::open): Add pindex parameter. Change all callers.
9689 * fileread.h (class Input_file): Add input_file_argument method.
9690 Declare will_search_for. Update declarations.
9691 * object.cc (make_elf_object): Add punconfigured parameter.
9692 Change all callers.
9693 * object.h (class Object): Make input_file public. Add
9694 searched_for method.
9695 (make_elf_object): Update declaration.
9696 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9697 restart search.
9698 * dirsearch.h (class Dirsearch): Update declaration.
9699 * options.h (class General_options): Add --warn-search-mismatch.
9700 * parameters.cc (Parameters::is_compatible_target): New function.
9701 * parameters.h (class Parameters): Declare is_compatible_target.
9702 * workqueue.cc (Workqueue::add_blocker): New function.
9703 * workqueue.h (class Workqueue): Declare add_blocker.
9704
f1ed28fb
ILT		 9705 * fileread.cc (Input_file::open): Remove options parameter.
9706 Change all callers.
9707 (Input_file::open_binary): Likewise.
9708 * script.cc (read_input_script): Likewise.
9709 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9710 options parameter from constructor. Change all callers.
9711 (class Read_script): Likewise.
9712 * fileread.h (class Input_file): Update declarations.
9713 * script.h (read_input_script): Update declaration.
9714
34dd024a
NC		 97152009-03-10 Nick Clifton <nickc@redhat.com>
9716
9717 * po/es.po: New Spanish translation.
9718
6d71b17c
CC		 97192009-03-06 Cary Coutant <ccoutant@google.com>
9720
9721 * options.cc (parse_short_option): Keep dash_z from registering itself.
9722
031cdbed
ILT		 97232009-03-03 Ian Lance Taylor <iant@google.com>
9724
9725 PR 9918
9726 * target-reloc.h (relocate_section): Pass output_section to
9727 relocate.
9728 * i386.cc (Target_i386::should_apply_static_reloc): Add
9729 output_section parameter. Change all callers.
9730 (Target_i386::Relocate::relocate): Add output_section parameter.
9731 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9732 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9733 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9734 * testsuite/two_file_shared.sh: New script.
9735 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9736 (check_DATA): Add two_file_shared.dbg.
9737 (two_file_shared.dbg): New target.
9738 * testsuite/Makefile.in: Rebuild.
9739
15d5fa16
ILT		 97402009-03-01 Ian Lance Taylor <iant@google.com>
9741
9742 * configure.ac: Check for byteswap.h.
9743 * configure: Rebuild.
9744 * config.in: Rebuild.
9745
8a4c0b0d
ILT		 97462009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9747
9748 * layout.cc (Layout::find_or_add_kept_section): New function.
9749 (Layout::add_comdat): Removed.
9750 * layout.h (struct Kept_section): Move out of class Layout.
9751 Remove trailing underscores from field names. Add group_sections
9752 field. Rename group_ field to is_group. Change all uses.
9753 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9754 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9755 comdat_groups_ field.
9756 (Sized_relobj::include_section_group): Use
9757 find_or_add_kept_section and Kept_section::group_sections.
9758 (Sized_relobj::include_linkonce_section): Likewise.
9759 * object.cc (class Sized_relobj): Don't define Comdat_group or
9760 Comdat_group_table. Remove find_comdat_group and
9761 add_comdat_group. Remove comdat_groups_ field.
9762 * plugin.cc (include_comdat_group): Use
9763 Layout::find_or_add_kept_section.
9764
b4ecf66b
ILT		 97652009-02-28 Ian Lance Taylor <iant@google.com>
9766
14359ca0
ILT		 9767 * README: --gc-sections and map files are now supported. Document
9768 some build requirements.
9769
b4ecf66b
ILT		 9770 PR 6992
9771 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9772 relocatable link set the value of the section symbol to zero.
9773 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9774 relocatable link don't include the section address in the local
9775 symbol value.
9776
0602e05a
ILT		 97772009-02-27 Ian Lance Taylor <iant@google.com>
9778
fd9d194f
ILT		 9779 PR 6811
9780 * options.h (class Search_directory): Add is_system_directory.
9781 (class General_options): Declare is_in_system_directory.
9782 * options.cc (get_relative_sysroot): Make static.
9783 (get_default_sysroot): Make static.
9784 (General_optoins::is_in_system_directory): New function.
9785 * fileread.cc (Input_file::is_in_system_directory): New function.
9786 * fileread.h (class Input_file): Declare is_in_system_directory.
9787 * object.h (class Object): Add is_in_system_directory.
9788 (class Input_objects): Remove system_library_directory_ field.
9789 * object.cc (Input_objects::add_object): Don't set
9790 system_library_directory_.
9791 (input_objects::found_in_system_library_directory): Remove.
9792 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9793 parameter. Change all callers.
9794 (Symbol_table::sized_write_globals): Likewise.
9795 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9796 Call Object::is_in_system_directory.
9797 * symtab.h (class Symbol_table): Update declarations.
9798
61edd21f
ILT		 9799 PR 5990
9800 * descriptors.h (Open_descriptor): Add is_on_stack field.
9801 * descriptors.cc (Descriptors::open): If the descriptor is on the
9802 top of the stack, remove it. Initialize is_on_stack field.
9803 (Descriptors::release): Only add pod to stack if it is not on the
9804 stack already.
9805 (Descriptors::close_some_descriptor): Clear stack_next and
9806 is_on_stack fields.
9807
e29e076a
ILT		 9808 PR 7091
9809 * output.cc (Output_section::find_starting_output_address): Rename
9810 from starting_output_address; add PADDR parameter; change return
9811 type.
9812 * output.h (class Output_section): Declare
9813 find_starting_output_address instead of starting_output_address.
9814 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9815 section symbol for which we can't find a merge section.
9816
0602e05a
ILT		 9817 PR 9836
9818 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9819 hidden or internal, force the symbol to be local.
9820 * resolve.cc (Symbol::override_visibility): Define.
9821 (Symbol::override_base): Use override_visibility.
9822 (Symbol_table::resolve): Likewise.
9823 (Symbol::override_base_with_special): Likewise.
9824 (Symbol_table::override_with_special): If the visibility is hidden
9825 or internal, force the symbol to be local.
9826 * symtab.h (class Symbol): Add set_visibility and
9827 override_visibility.
9828 * testsuite/ver_test_1.sh: New file.
9829 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9830 (check_DATA): Add ver_test_1.syms.
9831 (ver_test_1.syms): New target.
9832 * testsuite/Makefile.in: Rebuild.
9833
401a9a73
CC		 98342009-02-25 Cary Coutant <ccoutant@google.com>
9835
9836 * layout.cc (Layout::choose_output_section): Don't rename sections
9837 when using a linker script that has a SECTIONS clause.
9838 * Makefile.in: Regenerate.
9839
9840 * testsuite/Makefile.am (script_test_5.sh): New test case.
9841 * testsuite/Makefile.in: Regenerate.
9842 * testsuite/script_test_5.cc: New file.
9843 * testsuite/script_test_5.sh: New file.
9844 * testsuite/script_test_5.t: New file.
9845
f488e4b0
CC		 98462009-02-13 Rafael Avila de Espindola <espindola@google.com>
9847
9848 * archive.cc (Archive::include_member): Update calls to add_symbols.
9849 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9850 the Layout argument.
9851 * dynobj.h (do_add_symbols): Add the Layout argument.
9852 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9853 Layout argument.
9854 * object.h (Object::add_symbols): Add the Layout argument.
9855 (Object::do_add_symbols): Add the Layout argument.
9856 (Sized_relobj::do_add_symbols): Add the Layout argument.
9857 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9858 Unify the two versions.
9859 (Add_plugin_symbols): Remove.
9860 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9861 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9862 (Add_plugin_symbols): Remove.
9863 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9864 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9865 (Add_symbols::run): Make it work with Pulginobj.
9866
89dd1680
ILT		 98672009-02-06 Ian Lance Taylor <iant@google.com>
9868
9869 * object.cc (Sized_relobj::do_layout): Make info message start
9870 with lower case letter.
9871
266d0a74
ILT		 98722009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9873
602b464e
ILT		 9874 * binary.cc: Fix file comment.
9875
266d0a74
ILT		 9876 * options.h (enum Incremental_disposition): Define.
9877 (class General_options): Add new options: --incremental,
9878 --incremental_changed, --incremental_unchanged,
9879 --incremental_unknown. Add incremental_disposition_ and
9880 implicit_incremental_ fields.
9881 (General_options::incremental_disposition): New function.
9882 (class Position_dependent_options): Add incremental_disposition
9883 option.
9884 (Position_dependent_options::copy_from_options): Set incremental
9885 dispositions.
9886 * options.cc (General_options::parse_incremental_changed): New
9887 function.
9888 (General_options::parse_incremental_unchanged): New function.
9889 (General_options::parse_incremental_unknown): New function.
9890 (General_options::General_options): Initialize new fields
9891 incremental_disposition_ and implicit_incremental_.
9892 (General_options::finalize): Check for uasge of --incremental-*
9893 without --incremental.
9894
f073bbf7
CD		 98952009-02-06 Chris Demetriou <cgd@google.com>
9896
9897 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9898 pointer and to report location as the file name associated with
9899 the symbol.
9900 (gold_undefined_symbol_at_location): New function to replace the
9901 old gold_undefined_symbol functionality.
9902 * target-reloc.h (relocate_section): Update to use
9903 gold_undefined_symbol_at_location.
9904 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9905 Call gold_undefined_symbol function rather than gold_error.
9906 * errors.h (Errors::undefined_symbol): Take location as a
9907 string, rather than calculating it from a relocation.
9908 * errors.cc (Errors::fatal): Print "fatal error:" before the
9909 formatted message.
9910 (Errors::error, Errors::error_at_location): Print "error: "
9911 before the formatted message.
9912 (Errors::undefined_symbol): Take location as a string, rather
9913 than calculating it from a relocation.
9914 (gold_undefined_symbol_at_location): New function akin to
9915 old gold_undefined_symbol, calculates location from relocation.
9916 (gold_undefined_symbol): Change to take only a Symbol pointer
9917 and to report location as the file name associated with the symbol.
9918 * testsuite/debug_msg.sh: Update for changed error messages.
9919 * testsuite/undef_symbol.sh: Likewise.
9920
8e94a90c
ILT		 99212009-02-04 Duncan Sands <baldrick@free.fr>
9922
9923 PR 9812
9924 * reduced_debug_output.h
9925 (Output_reduced_debug_abbrev_section::failed): Use format for
9926 gold_warning.
9927 (Output_reduced_debug_info_section::faild): Likewise.
9928
88a0e15b
ILT		 99292009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9930
9931 * script.cc (Lazy_demangler): New class.
9932 (Version_script_info::get_symbol_version_helper): Demangle a
9933 symbol only once.
9934
5efc7cd2
CC		 99352009-01-29 Cary Coutant <ccoutant@google.com>
9936
9937 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9938 to __tls_get_addr.
9939 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9940
e0ebcf42
ILT		 99412009-01-28 Ian Lance Taylor <iant@google.com>
9942
5efc7cd2 9943 * version.cc (version_string): Bump to 1.9.
75fe7426 9944
e0ebcf42
ILT		 9945 * gold.h: Include <cstring> and <stdint.h>.
9946 * version.cc: Include <cstdio>.
9947 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9948 warning.
9949 * reduced_debug_output.cc (insert_into_vector): Rename from
9950 Insert_into_vector; change all callers. Use Swap_unaligned to
9951 avoid aliasing issue; remove union since it is unnecessary.
9952
8e2813be 99532009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9954
9955 * Makefile.am (CCFILES): Add gc.cc.
9956 (HFILES): Add gc.h.
9957 * Makefile.in: Regenerate.
9958 * gold.cc (Gc_runner): New class.
9959 (queue_initial_tasks): Call garbage collection related tasks
9960 when corresponding options are invoked.
9961 (queue_middle_gc_tasks): New function.
9962 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9963 processed early before laying out sections during garbage collection.
9964 * gold.h (queue_middle_gc_tasks): New function.
9965 (is_prefix_of): Move from "layout.cc".
9966 * i386.cc (Target_i386::gc_process_relocs): New function.
9967 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9968 * main.cc (main): Create object of class "Garbage_collection".
9969 * object.cc (Relobj::copy_symbols_data): New function.
9970 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9971 (Sized_relobj::do_layout): Allow this function to be called twice
9972 during garbage collection and defer layout of section during the
6d03d481
ST		 9973 first call.
9974 * object.h (Relobj::get_symbols_data): New function.
9975 (Relobj::is_section_name_included): New function.
9976 (Relobj::copy_symbols_data): New function.
9977 (Relobj::set_symbols_data): New function.
9978 (Relobj::get_relocs_data): New function.
9979 (Relobj::set_relocs_data): New function.
9980 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9981 (Relobj::gc_process_relocs): New function.
9982 (Relobj::do_gc_process_relocs): New pure virtual function.
9983 (Relobj::sd_): New data member.
9984 (Sized_relobj::is_output_section_offset_invalid): New function.
9985 (Sized_relobj::do_gc_process_relocs): New function.
9986 * options.h (General_options::gc_sections): Modify to not be a no-op.
9987 (General_options::print_gc_sections): New option.
9988 * plugin.cc (Plugin_finish::run): Remove function call to
9989 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9990 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9991 * reloc.cc (Read_relocs::run): Add task to process relocs and
9992 determine unreferenced sections when doing garbage collection.
9993 (Gc_process_relocs): New class.
9994 (Sized_relobj::do_gc_process_relocs): New function.
9995 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9996 sections that are garbage collected.
9997 * reloc.h (Gc_process_relocs): New class.
9998 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9999 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10000 symbols whose corresponding sections are garbage collected.
10001 (Symbol_table::Symbol_table): Add new parameter for the garbage
10002 collection object.
10003 (Symbol_table::gc_mark_undef_symbols): New function.
10004 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10005 (Symbol_table::gc_mark_dyn_syms): New function.
10006 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10007 as garbage.
10008 (Symbol_table::add_from_object): Likewise.
10009 (Symbol_table::add_from_relobj): When building shared objects, do not
10010 treat externally visible symbols as garbage.
10011 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10012 table information for static and relocatable links.
10013 * symtab.h (Symbol_table::set_gc): New function.
10014 (Symbol_table::gc): New function.
10015 (Symbol_table::gc_mark_undef_symbols): New function.
10016 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10017 (Symbol_table::gc_mark_dyn_syms): New function.
10018 (Symbol_table::gc_): New data member.
e1df38aa 10019 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10020 function.
10021 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10022 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10023
3b293544
CF		 100242009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10025
10026 * options.h (General_options::gc_sections): Define as a no-op for now.
10027 (General_options::no_keep_memory): Ditto.
10028 (General_options::Bshareable): Define.
10029 * options.cc (General_options::finalize): Honor -Bshareable.
10030
83d22aa8
AS		 100312009-01-20 Andreas Schwab <schwab@suse.de>
10032
10033 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10034 read the value in the contents, since we don't use it. Use the
10035 template endianness when writing.
10036 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10037
cd536b21
AS		 100382009-01-19 Andreas Schwab <schwab@suse.de>
10039
10040 * configure.tgt (powerpc64-*): Fix targ_obj.
10041
99e9a495
ILT		 100422009-01-15 Ian Lance Taylor <iant@google.com>
10043
10044 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10045 local symbols when stripping all symbols.
10046
bbbfea06
CC		 100472009-01-14 Cary Coutant <ccoutant@google.com>
10048
99e9a495 10049 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10050
0f7c0701
CC		 100512009-01-14 Cary Coutant <ccoutant@google.com>
10052
10053 * archive.cc (Archive::get_elf_object_for_member): Remove call
10054 to File_read::claim_for_plugin.
10055 * descriptors.cc (Descriptors::open): Remove reference to
10056 is_claimed.
10057 (Descriptors::claim_for_plugin): Remove.
10058 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10059 (Descriptors::is_claimed): Remove.
10060 (claim_descriptor_for_plugin): Remove.
10061 * fileread.cc (File_read::claim_for_plugin): Remove.
10062 * fileread.h (File_read::claim_for_plugin): Remove.
10063 (File_read::descriptor): Reopen descriptor if necessary.
10064 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10065 (Plugin_manager::all_symbols_read): Add task parameter. Change
10066 all callers.
10067 (Plugin_manager::get_input_file): New function.
10068 (Plugin_manager::release_input_file): New function.
10069 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10070 corresponding data member.
10071 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10072 and pass to base constructor. Change all callers.
10073 (get_input_file, release_input_file): New functions.
10074 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10075 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10076 (Plugin_manager::all_symbols_read): Add task parameter.
10077 (Plugin_manager::get_input_file): New function.
10078 (Plugin_manager::release_input_file): New function.
10079 (Plugin_manager::task_): New data member.
10080 (Pluginobj::Pluginobj): Add filesize parameter.
10081 (Pluginobj::filename): New function.
10082 (Pluginobj::descriptor): New function.
10083 (Pluginobj::filesize): New function.
10084 (Pluginobj::filesize_): New data member.
10085 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10086 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10087 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10088
10089 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10090 with archive libraries.
10091 * testsuite/Makefile.in: Regenerate.
10092 * testsuite/plugin_test.c (struct sym_info): New type.
10093 (get_input_file, release_input_file): New static variables.
10094 (onload): Capture new transfer vector entries.
10095 (claim_file_hook): Stop reading at end of file according to filesize.
10096 Factor out parsing of readelf output into separate function.
10097 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10098 APIs and get the source file name from the symbol table. Convert
10099 source file name to corresponding object file name. Print info
10100 message when adding new input files.
10101 (parse_readelf_line): New function.
10102 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10103 * testsuite/plugin_test_2.sh: Likewise.
10104 * testsuite/plugin_test_3.sh: Likewise.
10105 * testsuite/plugin_test_4.sh: New test case.
10106
62a6d109
ILT		 101072009-01-07 Ian Lance Taylor <iant@google.com>
10108
10109 * version.cc (version_string): Bump to 1.8.
10110
483620e8
CC		 101112008-12-23 Cary Coutant <ccoutant@google.com>
10112
10113 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10114 * plugin.cc (Plugin_manager::finish): Rename as
10115 layout_deferred_objects. Move cleanup to separate function.
10116 (Plugin_manager::cleanup): New function.
10117 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10118 separately.
10119 * plugin.h (Plugin_manager::finish): Rename as
10120 layout_deferred_objects.
10121 (Plugin_manager::cleanup): New function.
10122 (Plugin_manager::cleanup_done): New field.
10123
d66a9eb3
CC		 101242008-12-23 Cary Coutant <ccoutant@google.com>
10125
10126 * plugin.cc (is_visible_from_outside): New function.
10127 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10128 so we don't return "IR only" status for exported symbols or -r links.
10129
10130 * testsuite/Makefile.am (plugin_test_3): New test case.
10131 * testsuite/Makefile.in: Regenerate.
10132 * testsuite/plugin_test_3.sh: New file.
10133
5995b570
CC		 101342008-12-22 Cary Coutant <ccoutant@google.com>
10135
10136 * object.cc (Sized_relobj::layout_section): New function.
10137 (Sized_relobj::do_layout): Defer layout of input sections until after
10138 plugin has provided replacement files.
10139 (Sized_relobj::do_layout_deferred_sections): New function.
10140 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10141 (Relobj::layout_deferred_sections): New function.
10142 (Relobj::do_layout_deferred_sections): New function.
10143 (Sized_relobj::do_layout_deferred_sections): New function.
10144 (Sized_relobj::layout_section): New function.
10145 (Sized_relobj::Deferred_layout): New structure.
10146 (Sized_relobj::deferred_layout_): New field.
10147 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10148 Change all callers. Layout deferred sections.
10149 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10150 references.
10151 (Plugin_hook::run): Move code from do_plugin_hook inline.
10152 (Plugin_hook::do_plugin_hook): Remove.
10153 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10154 (Plugin_manager::finish): Renamed, was cleanup.
10155 (Plugin_manager::should_defer_layout): New function.
10156 (Plugin_manager::add_deferred_layout_object): New function.
10157 (Plugin_manager::Deferred_layout_list): New type.
10158 (Plugin_manager::deferred_layout_objects_): New field.
10159 (Plugin_hook::do_plugin_hook): Remove.
10160
ee769c88
ILT		 101612008-12-17 Ian Lance Taylor <iant@google.com>
10162
10163 * options.h (class General_options): Add --no case for
10164 --export-dynamic.
10165
abc8dcba
CC		 101662008-12-16 Cary Coutant <ccoutant@google.com>
10167
10168 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10169 vector.
10170 (Plugin_manager::claim_file): Create plugin object even if
10171 plugin did not call the add_symbols callback.
10172 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10173 asking for more symbols than were added.
10174 * testsuite/Makefile.am (plugin_test_1): Add test case with
10175 no global symbols.
10176 (empty.syms): New target.
10177 * testsuite/Makefile.in: Regenerate.
10178 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10179 message. Don't call add_symbols if no globals.
10180 (all_symbols_read_hook): Don't provide replacement for empty
10181 claimed file.
10182
b0074644
ILT		 101832008-12-12 Ian Lance Taylor <iant@google.com>
10184
68943102
ILT		 10185 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10186 r_type == 0 for a local symbol with r_sym == 0.
10187 (scan_relocatable_relocs): Pass r_sym to
10188 local_non_section_strategy.
10189 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10190 r_sym parameter.
10191
b0074644
ILT		 10192 * configure.ac: Update test for TLS descriptors: they are
10193 supported as of glibc 2.9.
10194 * configure: Rebuild.
10195
c2508178
ILT		 101962008-12-11 Ian Lance Taylor <iant@google.com>
10197
10198 PR 7091
10199 * target-reloc.h (Default_scan_relocatable_relocs): For each
10200 function, map r_type == 0 to RELOC_DISCARD.
10201
2756a258
CC		 102022008-12-10 Cary Coutant <ccoutant@google.com>
10203
10204 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10205 object to override a kept COMDAT group from a plugin object.
10206
bb6f53d3
ILT		 102072008-12-09 Ian Lance Taylor <iant@google.com>
10208
fbc558e1
ILT		 10209 PR 7088
10210 * yyscript.y (file_cmd): Handle INPUT.
10211
bb6f53d3
ILT		 10212 * testsuite/initpri1.c: Change all declarations to be full
10213 prototypes by adding void, to avoid compiler warnings.
10214
4674ecfc
CC		 102152008-12-05 Rafael Avila de Espindola <espindola@google.com>
10216
10217 * options.cc (General_options::parse_plugin_opt): New.
10218 (General_options::add_plugin): The argument now is just the filename.
10219 (General_options::add_plugin_option): New.
10220 * options.h (plugin_opt): New.
10221 (add_plugin): Change argument name.
10222 (add_plugin_option): New.
10223 * plugin.cc (Plugin::load): Don't parse the plugin option.
10224 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10225 (Plugin::add_option): New.
10226 (Plugin::args_): Change type.
10227 (Plugin::filename_): New.
10228 (Plugin_manager::add_plugin_option): New.
10229 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10230 * testsuite/Makefile.in: Regenerate.
10231
fd06b4aa
CC		 102322008-12-05 Cary Coutant <ccoutant@google.com>
10233
10234 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10235 Handle --strip-lto-sections option.
10236 * options.h (strip_lto_sections): New option.
10237
6c52134c
CC		 102382008-12-01 Cary Coutant <ccoutant@google.com>
10239
10240 * plugin.cc (ld_plugin_message): Change format parameter to const.
10241 Fix mismatch between new[] and delete.
10242
a45248e0
CC		 102432008-11-14 Cary Coutant <ccoutant@google.com>
10244
10245 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10246 instead of -1U.
10247
c82fbeee
CS		 102482008-11-05 Craig Silverstein <csilvers@google.com>
10249
10250 * options.cc (General_options::parse_dynamic_list): New function.
10251 * options.h (General_options): New flags dynamic_list,
10252 dynamic_list_data, dynamic_list_cpp_new, and
10253 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10254 (General_options::in_dynamic_list): New function.
10255 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10256 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10257 (Lex::can_continue_name): Likewise.
10258 (yylex): Likewise.
10259 (read_script_file): New parameter script_options.
10260 (read_dynamic_list): New function.
10261 (Script_options::define_dynamic_list): New function.
10262 (dynamic_list_keyword_parsecodes): New variable.
10263 (dynamic_list_keywords): New variable.
10264 * script.h (Script_options::define_dynamic_list): New function
10265 prototype.
10266 (read_dynamic_list): New function prototype.
10267 * symtab.cc (strprefix): New macro.
10268 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10269 dynamic_list_data, dynamic_list_cpp_new, and
10270 dynamic_list_cpp_typeinfo.
10271 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10272 (dynamic_list_expr): New rule.
10273 (dynamic_list_nodes): Likewise.
10274 (dynamic_list_node): Likewise.
10275 * testsuite/Makefile.am (dynamic_list): New test.
10276 * testsuite/Makefile.in: Regenerated.
10277 * testsuite/dynamic_list.t: New file.
10278 * testsuite/dynamic_list.sh: New file.
10279
e0bb29a5
CS		 102802008-11-05 Craig Silverstein <csilvers@google.com>
10281
10282 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10283 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10284 (t11_last): Likewise.
10285 * testsuite/ver_test_6.c (main): Likewise.
10286
4e1e25e0
CC		 102872008-10-07 Cary Coutant <ccoutant@google.com>
10288
10289 * options.c (General_options::finalize): Add check for -static and
10290 -shared.
10291 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10292 is not empty.
10293
92f03fcb
CC		 102942008-10-02 Cary Coutant <ccoutant@google.com>
10295
10296 * plugin.cc (make_sized_plugin_object): Fix conditional
10297 compilation to work when not all targets are enabled.
10298
fbd8a257
CC		 102992008-09-29 Cary Coutant <ccoutant@google.com>
10300
10301 * archive.cc (Archive::get_file_and_offset): Use filename instead
10302 of name to get library path.
10303 (Archive::include_member): Unlock external member of a thin archive.
10304
10305 * testsuite/Makefile.am (TEST_AR): New variable.
10306 (thin_archive_test_1): New test.
10307 (thin_archive_test_2): New test.
81636b3f
CC		 10308 * testsuite/Makefile.in: Regenerate.
10309 * testsuite/thin_archive_main.cc: New file.
10310 * testsuite/thin_archive_test_1.cc: New file.
10311 * testsuite/thin_archive_test_2.cc: New file.
10312 * testsuite/thin_archive_test_3.cc: New file.
10313 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10314
eff45813
CC		 103152008-09-29 Cary Coutant <ccoutant@google.com>
10316
10317 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10318 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10319 instead of -1U.
10320 (Sized_relobj::do_finalize_local_symbols): Likewise.
10321 (Sized_relobj::map_to_kept_section): Likewise.
10322 * object.h (Sized_relobj::invalid_address): New constant.
10323 (Sized_relobj::do_output_section_offset): Check for invalid_address
10324 and return -1ULL.
10325 * output.cc (Output_reloc::local_section_offset): Use constant
10326 invalid_address instead of -1U.
10327 (Output_reloc::get_address): Likewise.
10328 (Output_section::output_address): Change -1U to -1ULL.
10329 * output.h (Output_reloc::invalid_address): New constant.
10330 * reloc.cc (Sized_relobj::write_sections): Use constant
10331 invalid_address instead of -1U.
10332 (Sized_relobj::relocate_sections): Likewise.
10333 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10334 values for merge sections.
10335 * target-reloc.h (relocate_for_relocatable): Use constant
10336 invalid_address instead of -1U.
10337
89fc3421
CC		 103382008-09-19 Cary Coutant <ccoutant@google.com>
10339
10340 Add plugin functionality for link-time optimization (LTO).
10341 * configure.ac (plugins): Add --enable-plugins option.
10342 * configure: Regenerate.
10343 * config.in: Regenerate.
10344 * Makefile.am (LIBDL): New variable.
10345 (CCFILES): Add plugin.cc.
10346 (HFILES): Add plugin.h.
10347 (ldadd_var): Add LIBDL.
10348 * Makefile.in: Regenerate.
10349
10350 * archive.cc: Include "plugin.h".
10351 (Archive::setup): Don't preread archive symbols when using a plugin.
10352 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10353 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10354 files.
10355 (Archive::include_member): Add symbols from plugin objects.
10356 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10357 * descriptors.cc (Descriptors::open): Check for file descriptors
10358 abandoned by plugins.
10359 (Descriptors::claim_for_plugin): New function.
10360 * descriptors.h (Descriptors::claim_for_plugin): New function.
10361 (Open_descriptor::is_claimed): New field.
10362 (claim_descriptor_for_plugin): New function.
10363 * fileread.cc (File_read::claim_for_plugin): New function.
10364 * fileread.h (File_read::claim_for_plugin): New function.
10365 (File_read::descriptor): New function.
10366 * gold.cc: Include "plugin.h".
10367 (queue_initial_tasks): Add task to call plugin hooks for generating
10368 new object files.
10369 * main.cc: Include "plugin.h".
10370 (main): Load plugin libraries.
10371 * object.h (Pluginobj): Declare.
10372 (Object::pluginobj): New function.
10373 (Object::do_pluginobj): New function.
10374 (Object::set_target): New function.
10375 * options.cc: Include "plugin.h".
10376 (General_options::parse_plugin): New function.
10377 (General_options::General_options): Initialize plugins_ field.
10378 (General_options::add_plugin): New function.
10379 * options.h (Plugin_manager): Declare.
10380 (General_options): Add --plugin option.
10381 (General_options::has_plugins): New function.
10382 (General_options::plugins): New function.
10383 (General_options::add_plugin): New function.
10384 (General_options::plugins_): New field.
10385 * plugin.cc: New file.
10386 * plugin.h: New file.
10387 * readsyms.cc: Include "plugin.h".
10388 (Read_symbols::do_read_symbols): Check for archive before checking
10389 for ELF file. Call plugin hooks to claim files.
10390 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10391 from a real object file; force override when processing replacement
10392 files.
10393 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10394 (Symbol::init_base_object): Likewise.
10395 (Symbol::init_base_output_data): Likewise.
10396 (Symbol::init_base_output_segment): Likewise.
10397 (Symbol::init_base_constant): Likewise.
10398 (Symbol::init_base_undefined): Likewise.
10399 (Symbol::output_section): Assert that object is not a plugin.
10400 (Symbol_table::add_from_pluginobj): New function.
10401 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10402 undefined.
10403 (Symbol_table::sized_write_globals): Likewise.
10404 (Symbol_table::add_from_pluginobj): Instantiate template.
10405 * symtab.h (Sized_pluginobj): Declare.
10406 (Symbol::in_real_elf): New function.
10407 (Symbol::set_in_real_elf): New function.
10408 (Symbol::in_real_elf_): New field.
10409 (Symbol_table::add_from_pluginobj): New function.
10410
10411 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10412 (LIBDL): New variable.
10413 (LDADD): Add LIBDL.
10414 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10415 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10416 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10417 (MOSTLYCLEANFILES): Likewise.
10418 * testsuite/Makefile.in: Regenerate.
10419 * testsuite/plugin_test.c: New file.
10420 * testsuite/plugin_test_1.sh: New file.
10421 * testsuite/plugin_test_2.sh: New file.
10422
de31bda5
ILT		 104232008-09-16 Ian Lance Taylor <iant@google.com>
10424
9c2d0ef9
ILT		 10425 * target-reloc.h (relocate_section): Check whether a symbol is
10426 defined by the ABI before reporting an undefined symbol error.
10427 * target.h (Target::is_defined_by_abi): Make parameter const.
10428 (Target::do_is_defined_by_abi): Likewise.
10429 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10430 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10431 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10432 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10433 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10434 * testsuite/Makefile.in: Rebuild.
10435
de31bda5
ILT		 10436 * fileread.cc (make_view): Add casts to avoid warning.
10437
9fa33bee
AO		 104382008-09-16 Alexandre Oliva <aoliva@redhat.com>
10439
10440 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10442
183fd0e3
AO		 104432008-09-16 Alexandre Oliva <aoliva@redhat.com>
10444
10445 * options.h (General_options::output_is_executable): New.
10446 (General_options::output_is_pie): New.
10447 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10448 for shared libraries.
10449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10450
7be8330a
CD		 104512008-09-11 Chris Demetriou <cgd@google.com>
10452
10453 * options.h (origin): New -z option.
10454 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10455 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10456 in DT_FLAGS_1.
10457
a9caad02
CC		 104582008-09-05 Cary Coutant <ccoutant@google.com>
10459
10460 * fileread.cc (File_read::make_view): Add check for attempt to map
10461 beyond end of file.
10462
ae6dce4d
CC		 104632008-09-05 Cary Coutant <ccoutant@google.com>
10464
10465 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10466 explicit instantiations.
10467
d7ab2a47
KVH		 104682008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10469
10470 PR gold/6858
10471 * options.cc (General_options::finalize): Allow undefined symbols
10472 in shlibs if linking -shared.
10473
10474 PR gold/6859
10475 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10476 symbols as not needing a dynsym entry.
10477
1e52a9c1
CS		 104782008-08-20 Craig Silverstein <csilvers@google.com>
10479
10480 * fileread.cc (File_read::open): Do not lock the file unless it
10481 was successfully opened.
10482
d85c80a3
CC		 104832008-08-14 Cary Coutant <ccoutant@google.com>
10484
10485 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10486 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10487 * testsuite/tls_test.cc (struct int128): 128-bit struct
10488 for testing TLS relocs with non-zero addend.
10489 (v12): New TLS variable.
10490 (t12): New test.
10491 (t_last): Add check for v12.
10492 * testsuite/tls_test.h (t12): New function.
10493 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10494
2d924fd9
ILT		 104952008-08-13 Ian Lance Taylor <iant@google.com>
10496
10497 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10498 set tls_segment_ or relro_segment_.
10499 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10500 when appropriate.
10501 * output.h (Output_section::clear_is_relro): New function.
10502 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10503 sections specially even when output_data_ is empty.
10504 (Output_segment::maximum_alignment): When first section is relro,
10505 only force alignment for PT_LOAD segments.
10506 * script.cc (script_data_segment_align): New function.
10507 (script_data_segment_relro_end): New function.
10508 * script-c.h (script_data_segment_align): Declare.
10509 (script_data_segment_relro_end): Declare.
10510 * script-sections.h (class Script_sections): Declare
10511 data_segment_align and data_segment_relro_end. Add fields
10512 segment_align_index_ and saw_relro_end_.
10513 * script-sections.cc (class Sections_element): Add set_is_relro
10514 virtual function. Add new bool* parameter to place_orphan_here.
10515 Add get_output_section virtual function.
10516 (class Output_section_definition): Add set_is_relro. Add new
10517 bool* parameter to place_orphan_here. Add get_output_section.
10518 Add is_relro_ field.
10519 (Output_section_definition::Output_section_definition): Initialize
10520 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10521 and is_relro_ fields.
10522 (Output_section_definition::place_orphan_here): Add is_relro
10523 parameter.
10524 (Output_section_definition::set_section_addresses): Set relro for
10525 output section.
10526 (Output_section_definition::alternate_constraint): Likewise.
10527 (class Orphan_output_section): Add new bool* parameter to
10528 place_orphan_here. Add get_output_section.
10529 (Orphan_output_section::place_orphan_here): Add is_relro
10530 parameter.
10531 (Script_sections::Script_sections): Initialize
10532 data_segment_align_index_ and saw_relro_end_.
10533 (Script_sections::data_segment_align): New function.
10534 (Script_sections::data_segment_relro_end): New function.
10535 (Script_sections::place_orphan): Set or clear is_relro.
10536 (Script_sections::set_section_addresses): Force alignment of first
10537 TLS section.
10538 * yyscript.y (exp): Call script_data_segment_align and
10539 script_data_segment_relro_end.
10540 * testsuite/relro_script_test.t: New file.
10541 * testsuite/relro_test.cc (using_script): Declare.
10542 (t1, t2): Test using_script.
10543 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10544 (relro_script_test_SOURCES): Define.
10545 (relro_script_test_DEPENDENCIES): Define.
10546 (relro_script_test_LDFLAGS): Define.
10547 (relro_script_test_LDADD): Define.
10548 (relro_script_test.so): New target.
10549 * testsuite/Makefile.in: Rebuild.
10550
f827c9a9
CC		 105512008-08-06 Cary Coutant <ccoutant@google.com>
10552
10553 * archive.cc (Archive::total_archives, Archive::total_members)
10554 (Archive::total_members_loaded): New variables.
10555 (Archive::setup): Add parameter. Add option to preread
10556 archive symbols.
10557 (Archive::read_armap): Add counter.
10558 (Archive::get_file_and_offset): New function.
10559 (Archive::get_elf_object_for_member): New function.
10560 (Archive::read_all_symbols): New function.
10561 (Archive::read_symbols): New function.
10562 (Archive::add_symbols): Add counters.
10563 (Archive::include_all_members): Use armap to find members if it's
10564 already built.
10565 (Archive::include_member): Skip reading symbols if already read.
10566 Factored code into Archive::get_file_and_offset and
10567 Archive::get_elf_object_for_member. Changed call to
10568 Mapfile::report_include_archive_member.
10569 (Archive::print_stats): New function.
10570 * archive.h: Declare Object and Read_symbols_data classes.
10571 (Archive::Archive): Add initializers for new members.
10572 (Archive::setup): Add parameter.
10573 (Archive::print_stats): New function.
10574 (Archive::total_archives, Archive::total_members)
10575 (Archive::total_members_loaded): New variables.
10576 (Archive::get_file_and_offset): New function.
10577 (Archive::get_elf_object_for_member): New function.
10578 (Archive::read_all_symbols): New function.
10579 (Archive::read_symbols): New function.
10580 (Archive::Archive_member): New class.
10581 (Archive::members_): New member.
10582 (Archive::num_members_): New member.
10583 * main.cc: Include archive.h.
10584 (main): Call Archive::print_stats.
10585 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10586 archive parameter; member_name is now the fully-decorated name.
10587 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10588 * options.h: (General_options): Add --preread-archive-symbols option.
10589 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10590 Archive::setup.
10591
de4c45bd
ILT		 105922008-08-04 Ian Lance Taylor <iant@google.com>
10593
10594 * symtab.h (Symbol::use_plt_offset): New function.
10595 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10596 * powerpc.cc (Relocate::relocate): Likewise.
10597 * sparc.cc (Relocate::relocate): Likewise.
10598 * x86_64.cc (Relocate::relocate): Likewise.
10599 * testsuite/weak_plt.sh: New test.
10600 * testsuite/weak_plt_main.cc: New test.
10601 * testsuite/weak_plt_shared.cc: New test.
10602 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10603 (check_PROGRAMS): Add weak_plt.
10604 (check_DATA): Add weak_plt_shared.so.
10605 (weak_plt_main_pic.o, weak_plt): New targets.
10606 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10607 * testsuite/Makefile.in: Rebuild.
10608
10609 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10610 gcctestdir/ld.
10611 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10612 * testsuite/Makefile.in: Rebuild.
10613
323ee3f4
AM		 106142008-08-04 Alan Modra <amodra@bigpond.net.au>
10615
10616 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10617 * Makefile.in: Regenerate.
10618 * po/POTFILES.in: Regenerate.
10619
7c07ecec
ILT		 106202008-07-29 Ian Lance Taylor <iant@google.com>
10621
10622 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10623 symbols before other symbols.
10624 * testsuite/script_test_2.cc (test_addr): Declare.
10625 (test_addr_alias): Declare.
10626 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10627 values.
7c07ecec
ILT		 10628 * testsuite/script_test_2.t: Define test_addr_alias and
10629 test_addr.
10630
5778530e
ILT		 106312008-07-24 Ian Lance Taylor <iant@google.com>
10632
2a00e4fb
ILT		 10633 PR 5990
10634 * descriptors.cc: New file.
10635 * descriptors.h: New file.
10636 * gold-threads.h (class Hold_optional_lock): New class.
10637 * fileread.cc: Include "descriptors.h".
10638 (File_read::~File_read): Release descriptor rather than closing
10639 it.
10640 (File_read::open) [file]: Call open_descriptor rather than open.
10641 Set is_descriptor_opened_.
10642 (File_read::open) [memory]: Assert that descriptor is not open.
10643 (File_read::reopen_descriptor): New function.
10644 (File_read::release): Release descriptor.
10645 (File_read::do_read): Make non-const. Reopen descriptor.
10646 (File_read::read): Make non-const.
10647 (File_read::make_view): Reopen descriptor.
10648 (File_read::do_readv): Likewise.
10649 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10650 Update declarations.
10651 * layout.cc: Include "descriptors.h".
10652 (Layout::create_build_id): Use open_descriptor rather than open.
10653 * output.cc: Include "descriptors.h".
10654 (Output_file::open): Use open_descriptor rather than open.
10655 * archive.cc (Archive::const_iterator): Change Archive to be
10656 non-const.
10657 (Archive::begin, Archive::end): Make non-const.
10658 (Archive::count_members): Likewise.
10659 * archive.h (class Archive): Update declarations.
10660 * object.h (Object::read): Make non-const.
10661 * Makefile.am (CCFILES): Add descriptors.cc.
10662 (HFILES): Add descriptors.h.
10663 * Makefile.in: Rebuild.
10664
801647d1
ILT		 10665 PR 6716
10666 * gold.h: Always include <clocale>. Add Solaris workarounds
10667 following code in binutils/sysdep.h.
10668
5edd166e
ILT		 10669 PR 6048
10670 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10671 this->eh_frame_hdr_ is NULL before using it.
10672
c89ad728
ILT		 10673 * dynobj.cc (Versions::Versions): Update comment.
10674
aa86f06b
ILT		 10675 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10676 the base version name.
10677
5778530e
ILT		 10678 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10679 array size plus one.
10680 (Stringpool_template::set_string_offsets): Subtract one from key
10681 before using it as an array index.
10682 (Stringpool_template::get_offset_with_length): Likewise.
10683 (Stringpool_template::write_to_buffer): Likewise.
10684 * stringpool.h (Stringpool_template::get_offset_from_key):
10685 Likewise.
10686
057ead22
ILT		 106872008-07-23 Ian Lance Taylor <iant@google.com>
10688
7f649c59
ILT		 10689 PR 6658
10690 * object.h (Merged_symbol_value::value): Do our best to handle a
10691 negative addend.
10692
057ead22
ILT		 10693 PR 6647
10694 * script.cc (Version_script_info::get_versions): Don't add empty
10695 version tag to return value.
10696 (Version_script_info::get_symbol_version_helper): Change return
10697 type to bool. Add pversion parameter. Change all callers.
10698 (script_register_vers_node): Don't require a non-NULL tag.
10699 * script.h (class Version_script_info): Update declarations.
10700 (Version_script_info::get_symbol_version): Change return type to
10701 bool. Add version parameter. Change all callers.
10702 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10703 handling. Handle an empty version from a version script.
10704 (Symbol_table::define_special_symbol): Likewise.
10705 * testsuite/ver_test_10.script: New file.
10706 * testsuite/ver_test_10.sh: New file.
10707 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10708 (check_DATA): Add ver_test_10.syms.
10709 (ver_test_10.syms, ver_test_10.so): New target.
10710 * testsuite/Makefile.in: Rebuild.
10711
58e54ac2
CD		 107122008-07-23 Simon Baldwin <simonb@google.com>
10713
10714 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10715 to zero for undefined symbols from dynamic libraries.
10716
95d14cd3
ILT		 107172008-07-23 Ian Lance Taylor <iant@google.com>
10718
10719 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10720 Change all callers.
10721 * symtab.h (class Symbol_table): Update declaration.
10722 * testsuite/ver_test_9.cc: New file.
10723 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10724 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10725 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10726 (ver_test_9.so, ver_test_9.o): New targets.
10727 * testsuite/Makefile.in: Rebuild.
10728
92de84a6
ILT		 107292008-07-22 Ian Lance Taylor <iant@google.com>
10730
34810851
ILT		 10731 * options.h (class General_options): Define --check-sections.
10732 * layout.cc (Layout::set_segment_offsets): Handle
10733 --check-sections.
10734
af6156ef
ILT		 10735 * options.h (class General_options): Define -n/--nmagic and
10736 -N/--omagic.
10737 * options.cc (General_options::finalize): For -n/--nmagic or
10738 -N/--omagic, set -static.
10739 * layout.cc (Layout::attach_allocated_section_to_segment): If
10740 -N/--omagic, don't put read-only and read-write sections in
10741 different segments.
10742 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10743 finding a read-only segment.
10744 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10745 don't set the minimum segment alignment to the common page size,
10746 and don't set the file offset to the address modulo the page size.
10747 * script-sections.cc (Script_sections::create_segments): If
10748 -n/--omagic, don't put read-only and read-write sections in
10749 different segments.
10750
92de84a6
ILT		 10751 * cref.cc: New file.
10752 * cref.h: New file.
10753 * options.h (class General_options): Add --print-symbol-counts.
10754 * main.cc (main): Issue defined symbol report if requested.
10755 * archive.cc (Archive::interpret_header): Make into a const member
10756 function.
10757 (Archive::add_symbols): Call Input_objects::archive_start and
10758 archive_stop.
10759 (Archive::const_iterator): Define new class.
10760 (Archive::begin, Archive::end): New functions.
10761 (Archive::include_all_members): Rewrite to use iterator.
10762 (Archive::count_members): New function.
10763 * archive.h (class Archive): Update declarations.
10764 (Archive::filename): New function.
10765 * object.cc: Include "cref.h".
10766 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10767 (Sized_relobj::do_get_global_symbol_counts): New function.
10768 (Input_objects::add_object): Add object to cross-referencer.
10769 (Input_objects::archive_start): New function.
10770 (Input_objects::archive_stop): New function.
10771 (Input_objects::print_symbol_counts): New function.
10772 * object.h: Declare Cref and Archive.
10773 (Object::get_global_symbol_counts): New function.
10774 (Object::do_get_global_symbol_counts): New pure virtual function.
10775 (class Sized_relobj): Add defined_count_ field. Update
10776 declarations.
10777 (class Input_objects): Add cref_ field. Update constructor.
10778 Update declarations.
10779 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10780 defined_count_.
10781 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10782 symbol counts.
10783 (Sized_dynobj::do_get_global_symbol_counts): New function.
10784 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10785 defined_count_. Update declarations. Define Symbols typedef.
10786 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10787 parameter. Change all callers.
10788 (Symbol_table::add_from_dynobj): Add sympointers and defined
10789 parameters. Change all callers.
10790 * symtab.h (class Symbol_table): Update declarations.
10791 * Makefile.am (CCFILES): Add cref.cc.
10792 (HFILES): Add cref.h.
10793 * Makefile.in: Rebuild.
10794
3f7c5e1d
CD		 107952008-07-22 Simon Baldwin <simonb@google.com>
10796
10797 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10798 to zero when writing undefined symbols.
10799
e0b64032
ILT		 108002008-07-22 Ian Lance Taylor <iant@google.com>
10801
10802 * output.cc (Output_section::add_input_section): Don't try to
10803 merge empty merge sections.
10804
096b02cf
CS		 108052008-07-21 Craig Silverstein <csilvers@google.com>
10806
10807 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10808 Include symbol version in error message.
cd536b21 10809
1d1f116d
CD		 108102008-07-20 Chris Demetriou <cgd@google.com>
10811
cd536b21 10812 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10813 (RANDOM_SEED_CFLAGS): New substituted variable.
10814 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10815 * configure: Rebuild.
10816 * Makefile.in: Likewise.
10817 * testsuite/Makefile.in: Likewise.
10818
a18f591e
ILT		 108192008-07-18 Ian Lance Taylor <iant@google.com>
10820
10821 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10822 where we see NAME/NULL and NAME/VERSION as separate symbols.
10823 * testsuite/ver_test_main.cc (main): Call t4.
10824 (t4, t4_2a): Define.
10825 * testsuite/ver_test_2.cc (t4_2): Define.
10826 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10827 * testsuite/ver_test_4.cc (t4_2a): Define.
10828 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10829 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10830
c6e3f6ed
ILT		 108312008-07-17 Ian Lance Taylor <iant@google.com>
10832
10833 * dynobj.cc (Versions::add_def): If we give an error about a
10834 missing version, go ahead and create the version anyhow.
10835
ef9beddf
ILT		 108362008-07-10 Ian Lance Taylor <iant@google.com>
10837
10838 Handle output sections with more than 0x7fffffff bytes.
10839 * object.h (class Relobj): Change map_to_output_ to
10840 output_sections_, and just keep a section pointer. Change all
10841 uses. Move comdat group support to Sized_relobj.
10842 (Relobj::is_section_specially_mapped): Remove.
10843 (Relobj::output_section): Remove poff parameter. Change all
10844 callers.
10845 (Relobj::output_section_offset): New function.
10846 (Relobj::set_section_offset): Rewrite.
10847 (Relobj::map_to_output): Remove.
10848 (Relobj::output_sections): New function.
10849 (Relobj::do_output_section_offset): New pure virtual function.
10850 (Relobj::do_set_section_offset): Likewise.
10851 (class Sized_relobj): Add section_offsets_ field. Add comdat
10852 group support from Relobj. Update declarations.
10853 (Sized_relobj::get_output_section_offset): New function.
10854 (Sized_relobj::do_output_section_offset): New function.
10855 (Sized_relobj::do_set_section_offset): New function.
10856 * object.cc (Relobj::output_section_address): Remove.
10857 (Sized_relobj::Sized_relobj): Initialize new fields.
10858 (Sized_relobj::include_section_group): Cast find_kept_object to
10859 Sized_relobj.
10860 (Sized_relobj::include_linkonce_section): Likewise.
10861 (Sized_relobj::do_layout): Use separate arrays for output section
10862 and output offset.
10863 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10864 output_sections.
10865 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10866 output_sections and section_offsets.
10867 (Sized_relobj::write_local_symbols): Likewise.
10868 (map_to_kept_section): Compute output address directly.
10869 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10870 output_sections and section_offsets.
10871 (Sized_relobj::write_sections): Likewise.
10872 (Sized_relobj::relocate_sections): Likewise.
10873 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10874 * output.h (class Output_reloc): Update declarations. Change
10875 u2_.relobj to Sized_relobj*.
10876 (class Output_data_reloc): Change add functions to use
10877 Sized_relobj*.
10878 * output.cc (Output_reloc::Output_reloc): Change relobj to
10879 Sized_relobj*.
10880 (Output_reloc::local_section_offset): Change return type to
10881 Elf_Addr. Use get_output_section_offset.
10882 (Output_reloc::get_address): Likewise.
10883 (Output_section::is_input_address_mapped): Don't call
10884 is_section_specially_mapped.
10885 (Output_section::output_offset): Likewise.
10886 (Output_section::output_address): Likewise.
10887 (Output_section::starting_output_address): Likewise.
10888 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10889 parameter to Sized_relobj*.
10890 (Copy_relocs::need_copy_reloc): Likewise.
10891 (Copy_relocs::save): Likewise.
10892 * copy-relocs.h (class Copy_relocs): Update declarations.
10893 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10894 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10895 * target-reloc.h (relocate_for_relocatable): Change
10896 offset_in_output_section type to Elf_Addr. Change code that uses
10897 it as well.
10898 * layout.cc (Layout::layout): Always set *off.
10899 * mapfile.cc (Mapfile::print_input_section): Use
10900 output_section_offset.
10901 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10902 Sized_relobj*.
10903 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10904 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10905 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10906
5cb66f97
ILT		 109072008-07-03 Ian Lance Taylor <iant@google.com>
10908
10909 * layout.cc (Layout::include_section): Do not discard unrecognized
10910 SHT_STRTAB sections.
10911
afe47622
CS		 109122008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10913
10914 * script.cc (Lex::can_continue_name): Make '?' allowable in
10915 version-script names.
10916 * testsuite/version_script.map: Change glob pattern to use '?'
10917
5adf9721
ILT		 109182008-06-30 Manish Singh <yosh@gimp.org>
10919
10920 PR 6585
10921 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10922 Correct typo.
10923
e6fde208
ILT		 109242008-06-30 Ian Lance Taylor <iant@google.com>
10925
10926 PR 6660
10927 PR 6682
10928 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10929 versions]: Don't try to read the value in the contents, since we
10930 don't use it. Use the template endianness when writing.
10931
3f2e6a2d
CC		 109322008-06-25 Cary Coutant <ccoutant@google.com>
10933
10934 * fileread.cc (File_read::make_view): Assert on zero-length view.
10935 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10936 symbol table when there are no symbols to read.
10937
c43d3a48
CS		 109382008-06-23 Craig Silverstein <csilvers@google.com>
10939
10940 * version.cc (version_string): Bump to 1.7
10941
5f494ea0
CS		 109422008-06-18 Craig Silverstein <csilvers@google.com>
10943
10944 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10945 constant 0xFFFF to type Valtype.
10946 (Powerpc_relocate_functions::rel16_ha): Likewise.
10947
c42e122e
ILT		 109482008-06-17 Ian Lance Taylor <iant@google.com>
10949
f34787f8
ILT		 10950 * output.h (Output_section::Input_section): Initialize p2align_ to
10951 zero for Output_section_data constructors.
10952 (Output_section::Input_section::addralign): If not an input
10953 section, return the alignment of the Output_section_data.
10954 * testsuite/copy_test.cc: New file.
10955 * testsuite/copy_test_1.cc: New file.
10956 * testsuite/copy_test_2.cc: New file.
10957 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10958 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10959 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10960 (copy_test_1_pic.o, copy_test_1.so): New targets.
10961 (copy_test_2_pic.o, copy_test_2.so): New targets.
10962 * testsuite/Makefile.in: Rebuild.
10963
c42e122e
ILT		 10964 * script-sections.cc (Script_sections::place_orphan): Initialize
10965 local variable exact.
10966
ce3ac18a
DE		 109672008-06-13 David Edelsohn <edelsohn@gnu.org>
10968
10969 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10970
42cacb20
DE		 109712008-06-12 David Edelsohn <edelsohn@gnu.org>
10972 David S. Miller <davem@davemloft.net>
10973
10974 * powerpc.cc: New file.
10975 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10976 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10977 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10978 * Makefile.in: Rebuild.
10979
7b308235
ILT		 109802008-06-09 Ian Lance Taylor <iant@google.com>
10981
10982 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10983 <exception>.
10984 (throwing, orig_terminate): New static variables.
10985 (terminate_handler): New static function.
10986 (t2): Set terminate handler.
10987
f0b886e3
ILT		 109882008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10989
10990 PR 6584
cd536b21 10991 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10992 alignment.
10993
3e90f135
CC		 109942008-05-30 Cary Coutant <ccoutant@google.com>
10995
10996 * archive.cc (Archive::include_all_members) Correct to step
10997 over symbol table and extended name table in thin archives.
10998
e09ad04a
ILT		 109992008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11000
11001 PR 6407
11002 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11003 calculation.
11004
62b01cb5
ILT		 110052008-05-28 Caleb Howe <cshowe@google.com>
11006
11007 * reduced_debug_output.cc: New file.
11008 * reduced_debug_output.h: New file.
92de84a6 11009 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11010 * options.cc (General_options::finalize): Add strip_debug_non_line
11011 to the strip heirarchy.
11012 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11013 fields.
11014 * layout.cc: Include "reduced_debug_output.h".
11015 (Layout::Layout): Initialize new fields.
11016 (line_only_debug_sections): New static array.
11017 (is_lines_only_debug_sections): New static inline function.
11018 (Layout::include_section): Handle --strip-debug-non-line.
11019 (Layout::make_output_section): If --strip-debug-non-line, build
11020 new output sections for .debug_abbrev and .debug_info.
11021 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11022 gold. Warn about possible overflow.
11023 (read_signed_LEB_128): Likewise.
11024 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11025 (read_signed_LEB_128): Declare.
11026 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11027 (HFILES): Add reduced_debug_output.h.
11028 * Makefile.in: Rebuild.
11029
7d9e3d98
ILT		 110302008-05-21 Ian Lance Taylor <iant@google.com>
11031
11032 * mapfile.cc: New file.
11033 * mapfile.h: New file.
11034 * options.h (class General_options): Add -M/--print-map and -Map.
11035 * options.cc (General_options::finalize): Make -M equivalent to
11036 -Map -.
11037 * main.cc: Include <cstdio> and "mapfile.h".
11038 (main): Open mapfile if requested.
11039 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11040 constructor. Change caller.
11041 (queue_initial_tasks): Add mapfile parameter. Change caller.
11042 (queue_middle_tasks): Likewise.
11043 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11044 declarations.
11045 * archive.cc: Include "mapfile.h".
11046 (Archive::add_symbols): Add mapfile parameter. Change all
11047 callers. Pass mapfile, symbol, and reason to include_member.
11048 (Archive::include_all_members): Add mapfile parameter. Change all
11049 callers.
11050 (Archive::include_member): Add mapfile, sym, and why parameters.
11051 Change all callers. Report inclusion to map file.
11052 * archive.h: Include "fileread.h".
11053 (class Archive): Update declarations.
11054 (Archive::file): New const method.
11055 (class Add_archive_symbols): Add mapfile_ field. Update
11056 constructor. Change all callers.
11057 * readsyms.h (class Read_symbols): Likewise.
11058 (class Finish_group): Likewise.
11059 (class Read_script): Likewise.
11060 * common.cc: Include "mapfile.h".
11061 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11062 all callers.
11063 (Symbol_table::do_allocate_commons): Likewise.
11064 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11065 symbol allocation to mapfile.
11066 * common.h (class Allocate_commons_task): Add mapfile_ field.
11067 Update constructor. Change all callers.
11068 * symtab.h (class Symbol_table): Update declarations.
11069 * layout.cc: Include "mapfile.h".
11070 (Layout_task_runner::run): Print information to mapfile.
11071 (Layout::create_gold_note): Change Output_data_fixed_space to
11072 Output_data_zero_fill.
11073 (Layout::create_build_id): Likewise.
11074 (Layout::print_to_mapfile): New function.
11075 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11076 constructor. Change caller.
11077 (class Layout): Declare print_to_mapfile.
11078 * output.cc (Output_section::Input_section::print_to_mapfile): New
11079 function.
11080 (Output_section::add_input_section): If producing a map, always
11081 add to input_sections_ list.
11082 (Output_section::do_print_to_mapfile): New function.
11083 (Output_segment::print_sections_to_mapfile): New function.
11084 (Output_segment::print_section_list_to_mapfile): New function.
11085 * output.h: Include "mapfile.h".
11086 (Output_data::print_to_mapfile): New function.
11087 (Output_data::do_print_to_mapfile): New virtual function.
11088 (Output_segment_headers::do_print_to_mapfile): New function.
11089 (Output_file_header::do_print_to_mapfile): New function.
11090 (Output_data_const::do_print_to_mapfile): New function.
11091 (class Output_data_const_buffer): Add map_name_ field. Update
11092 constructor. Change all callers. Add do_print_to_mapfile
11093 function.
11094 (class Output_data_fixed_space): Likewise.
11095 (class Output_data_space): Likewise.
11096 (class Output_data_zero_fill): New class.
11097 (Output_data_strtab::do_print_to_mapfile): New function.
11098 (Output_data_reloc_base::do_print_to_mapfile): New function.
11099 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11100 (Output_data_group::do_print_to_mapfile): New function.
11101 (Output_data_got::do_print_to_mapfile): New function.
11102 (Output_data_dynamic::do_print_to_mapfile): New function.
11103 (Output_symtab_xindex::do_print_to_mapfile): New function.
11104 (class Output_section): Declare do_print_to_mapflie. Declare
11105 print_to_mapfile in Input_section.
11106 (class Output_segment): Declare new functions.
11107 * object.h (Sized_relobj::symbol_count): New function.
11108 * script-sections.cc
11109 (Output_section_element_dot_assignment::set_section_addresses):
11110 Change Output_data_fixed_space to Output_data_zero_fill.
11111 (Output_data_expression::do_print_to_mapfile): New function.
11112 * script.cc (read_input_script): Add mapfile parameter. Change
11113 all callers.
11114 * script.h (read_input_script): Update declaration.
11115 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11116 (Eh_frame::do_print_to_mapfile): New function.
11117 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11118 (Output_merge_string::do_print_to_mapfile): New function.
11119 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11120 function.
11121 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11122 function.
11123 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11124 function.
11125 * Makefile.am (CCFILES): Add mapfile.cc.
11126 (HFILES): Add mapfile.h.
11127 * Makefile.in: Rebuild.
11128
9f1d377b
ILT		 111292008-05-19 Ian Lance Taylor <iant@google.com>
11130
11131 * options.h (class General_options): Add -z relro.
11132 * layout.cc (Layout::Layout): Initialize relro_segment_.
11133 (Layout::add_output_section_data): Return the output section.
11134 (Layout::make_output_section): Rcognize relro sections and mark
11135 them appropriately.
11136 (Layout::attach_allocated_section_to_segment): Put relro sections
11137 in a PT_GNU_RELRO segment.
11138 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11139 section as relro.
11140 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11141 PT_TLS segments.
11142 (Layout::linkonce_mapping): Map d.rel.ro.local to
11143 .data.rel.ro.local.
11144 (Layout::output_section_name): Us .data.rel.ro.local for any
11145 section which begins with that.
11146 * layout.h (class Layout): Update add_output_section_data
11147 declaration. Add relro_segment_ field.
11148 * output.cc (Output_section::Output_section): Initialize is_relro_
11149 and is_relro_local_ fields.
11150 (Output_segment::add_output_section): Group relro sections.
11151 (Output_segment::is_first_section_relro): New function.
11152 (Output_segment::maximum_alignment): If there is a relro section,
11153 align the segment to the common page size.
11154 (Output_segment::set_section_addresses): Track whether we are
11155 looking at relro sections. If the last section is a relro
11156 section, align to the common page size.
11157 (Output_segment::set_section_list_addresses): Add in_relro
11158 parameter. Change all callers. Align to the page size when
11159 moving from relro to non-relro section.
11160 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11161 segment.
11162 * output.h (class Output_section): Add is_relro_ and
11163 is_relro_local_ fields.
11164 (Output_section::is_relro): New function.
11165 (Output_section::set_is_relro): New function.
11166 (Output_section::is_relro_local): New function.
11167 (Output_section::set_is_relro_local): New function.
11168 (class Output_segment): Update declarations.
11169 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11170 * sparc.cc (Target_sparc::got_section): Likewise.
11171 * x86_64.cc (Target_x86_64::got_section): Likewise.
11172 * testsuite/relro_test_main.cc: New file.
11173 * testsuite/relro_test.cc: New file.
11174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11175 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11176 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11177 (relro_test.so, relro_test_pic.o): New targets.
11178 * testsuite/Makefile.in: Rebuild.
11179
a984ee1d
ILT		 111802008-05-16 Ian Lance Taylor <iant@google.com>
11181
01676dcd
ILT		 11182 * output.cc (Output_segment::add_output_section): Remove front
11183 parameter.
11184 * output.h (class Output_segment): Remove
11185 add_initial_output_section and overloaded add_output_section.
11186 Update declaration of remaining add_output_section.
11187 * layout.cc (Layout::create_interp): Call add_output_section
11188 rather than add_initial_output_section.
11189 (Layout::finish_dynamic_section): Likewise.
11190
497897f9
ILT		 11191 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11192 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11193 know the dynamic type.
11194 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11195 field. Initialize it in constructor.
11196 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11197 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11198 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11199 reloc.
11200
a984ee1d
ILT		 11201 * output.cc (Output_reloc::get_address): Change return type to
11202 Elf_Addr.
11203 * output.h (class Output_reloc): Update get_address declaration.
11204 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11205 for section addresses.
11206
55ba0940
ILT		 112072008-05-09 Ian Lance Taylor <iant@google.com>
11208
11209 PR 6493
11210 * gold.cc (gold_nomem): Use return value of write.
11211
75517b77
ILT		 112122008-05-08 Ian Lance Taylor <iant@google.com>
11213
11214 * symtab.c (Symbol::init_base_output_data): Add version
11215 parameter. Change all callers.
11216 (Symbol::init_base_output_segment): Likewise.
11217 (Symbol::init_base_constant): Likewise.
11218 (Symbol::init_base_undefined): Likewise.
11219 (Sized_symbol::init_output_data): Likewise.
11220 (Sized_symbol::init_output_segment): Likewise.
11221 (Sized_symbol::init_constant): Likewise.
11222 (Sized_symbol::init_undefined): Likewise.
11223 (Symbol_table::do_define_in_output_data): If the new symbol has a
11224 version, mark it as the default.
11225 (Symbol_table::do_define_in_output_segment): Likewise.
11226 (Symbol_table::do_define_as_constant): Likewise.
11227 * symtab.h (class Symbol): Update declarations.
11228 (class Sized_symbol): Likewise.
11229 * resolve.cc (Symbol::override_version): New function.
c42e122e 11230 (Symbol::override_base): Call override_version.
75517b77
ILT		 11231 (Symbol::override_base_with_special): Likewise.
11232 * testsuite/ver_script_8.script: New file.
11233 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11234 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11235 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11236 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11237
f1f70eae
ILT		 112382008-05-06 Ian Lance Taylor <iant@google.com>
11239
f3e9c5c5
ILT		 11240 PR 6049
11241 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11242 functions.
11243 (class General_options): Remove existing --undefined, and add
11244 --no-undefined instead. Add new --undefined as synonym for -u.
11245 * archive.cc (Archive::add_symbols): Check whether symbol was
11246 named with -u.
11247 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11248 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11249 all uses. Add IS_UNDEFINED. Update declarations to split
11250 different versions of init_base. Declare init_base_undefined.
11251 (Symbol::is_defined): Handle IS_UNDEFINED.
11252 (Symbol::is_undefined): Likewise.
11253 (Symbol::is_weak_undefined): Call is_undefined.
11254 (Symbol::is_absolute): Handle IS_CONSTANT.
11255 (class Sized_symbol): Update declarations to split different
11256 versions of init. Declare init_undefined.
11257 (class Symbol_table): Declare new functions.
11258 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11259 Change all callers.
11260 (Symbol::init_base_output_data): Likewise.
11261 (Symbol::init_base_output_segment): Likewise.
11262 (Symbol::init_base_constant): Likewise.
11263 (Symbol::init_base_undefined): New function.
11264 (Sized_symbol::init_object): Rename from init. Change all
11265 callers.
11266 (Sized_symbol::init_output_data): Likewise.
11267 (Sized_symbol::init_output_segment): Likewise.
11268 (Sized_symbol::init_constant): Likewise.
11269 (Sized_symbol::init_undefined): New function.
11270 (Symbol_table::add_undefined_symbols_from_command_line): New
11271 function.
11272 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11273 function.
11274 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11275 (Symbol::output_section): Likewise.
11276 (Symbol::set_output_section): Likewise.
11277 (Symbol_table::sized_finalize_symbol): Likewise.
11278 (Symbol_table::sized_write_globals): Likewise.
11279 * resolve.cc (Symbol_table::should_override): Likewise.
11280 (Symbol::override_base_with_special): Likewise.
11281
8bdcdf2c
ILT		 11282 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11283 symbol, change it to have default visibility.
11284 * testsuite/protected_1.cc: New file.
11285 * testsuite/protected_2.cc: New file.
11286 * testsuite/protected_3.cc: New file.
11287 * testsuite/protected_main_1.cc: New file.
11288 * testsuite/protected_main_2.cc: New file.
11289 * testsuite/protected_main_3.cc: New file.
11290 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11291 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11292 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11293 (protected_1.so): New target.
11294 (protected_1_pic.o, protected_2_pic.o): New targets.
11295 (protected_3_pic.o): New target.
11296 (check_PROGRAMS): Add protected_2.
11297 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11298 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11299 * testsuite/Makefile.in: Rebuild.
11300
2b706932
ILT		 11301 * options.h (DEFINE_var): Add set_user_set_##varname__.
11302 (DEFINE_bool_alias): New macro.
11303 (class General_options): Define -Bstatic using DEFINE_bool_alias
11304 rather than DEFINE_special. Add --undefined as an alias for -z
11305 defs.
11306 * options.cc (General_options::parse_Bstatic): Remove.
11307
d82a5bcc
ILT		 11308 * options.h (class General_options): Add --fatal-warnings.
11309 * main.cc (main): Implement --fatal-warnings.
11310 * errors.h (Errors::warning_count): New function.
11311
f1f70eae
ILT		 11312 * options.h (class General_options): Add -Bsymbolic-functions.
11313 * symtab.h (Symbol::is_preemptible): Check for
11314 -Bsymbolic-functions.
11315
8825ac63
ILT		 113162008-05-05 Ian Lance Taylor <iant@google.com>
11317
d98bc257
ILT		 11318 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11319 as noVARNAME rather than no-VARNAME.
11320 (class General_options): Add option -z combreloc.
11321 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11322 get_address.
11323 (Output_reloc::sort_before) [SHT_REL]: New function.
11324 (Output_reloc::sort_before) [SHT_RELA]: New function.
11325 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11326 Sort_relocs_comparison.
11327 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11328 parameter. Change all callers.
11329 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11330 sort_relocs parameter. Change all callers.
11331 * output.cc (Output_reloc::get_address): New function, broken out
11332 of write_rel.
11333 (Output_reloc::write_rel): Call it.
11334 (Output_reloc::compare): New function.
11335 (Output_data_reloc_base::do_write): Optionally sort relocs.
11336
60b2b4e7
ILT		 11337 * configure.ac: If targ_extra_obj is set, link it in.
11338 * configure.tgt: Initialize all variables.
11339 (x86_64*): Set targ_extra_obj and targ_extra_size.
11340 * configure: Rebuild.
11341
8825ac63
ILT		 11342 * object.cc (Sized_relobj::include_section_group): Adjust section
11343 indexes read from group data. Build vector to pass to
11344 layout_group.
11345 * layout.cc (Layout::layout_group): Add flags and shndxes
11346 parameters. Remove contents parameter. Change caller. Update
11347 explicit instantiations.
11348 * layout.h (class Layout): Update layout_group declaration.
11349 * output.cc (Output_data_group::Output_data_group): Add flags and
11350 input_shndxes parameters. Remove contents parameter. Change
11351 caller.
11352 (Output_data_group::do_write): Change input_sections_ to
11353 input_shndxes_.
11354 * output.h (class Output_data_group): Update constructor
11355 declaration. Rename input_sections_ to input_shndxes_.
11356 * testsuite/many_sections_test.cc: Add template.
11357
e94cf127
CC		 113582008-04-30 Cary Coutant <ccoutant@google.com>
11359
4418b2d5
CC		 11360 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11361
e94cf127
CC		 11362 * layout.cc (Layout::include_section): Refactored check for debug
11363 info section.
11364 (Layout::add_comdat): Add new parameters. Change type
11365 of signature parameter. Add object and shndx to signatures table.
11366 (Layout::find_kept_object): New function.
11367 * layout.h: Include <cstring>.
11368 (Layout::is_debug_info_section): New function.
11369 (Layout::add_comdat): Add new parameters.
11370 (Layout::find_kept_object): New function.
11371 (Layout::Kept_section): New struct.
11372 (Layout::Signatures): Change type of map range.
11373 * object.cc (Relobj::output_section_address): New function.
11374 (Sized_relobj::include_section_group): Add new parameters. Change
11375 calls to Layout::add_comdat. Change to build table of kept comdat
11376 groups and table mapping discarded sections to kept sections.
11377 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11378 (Sized_relobj::do_layout): Change calls to include_section_group and
11379 include_linkonce_section.
11380 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11381 value to zero when section is discarded.
11382 (Sized_relobj::map_to_kept_section): New function.
11383 * object.h (Relobj::output_section_address): New function.
11384 (Relobj::Comdat_group): New type.
11385 (Relobj::find_comdat_group): New function.
11386 (Relobj::Comdat_group_table): New type.
11387 (Relobj::Kept_comdat_section): New type.
11388 (Relobj::Kept_comdat_section_table): New type.
11389 (Relobj::add_comdat_group): New function.
11390 (Relobj::set_kept_comdat_section): New function.
11391 (Relobj::get_kept_comdat_section): New function.
11392 (Relobj::comdat_groups_): New field.
11393 (Relobj::kept_comdat_sections_): New field.
11394 (Symbol_value::input_value): Update comment.
11395 (Sized_relobj::map_to_kept_section) New function.
11396 (Sized_relobj::include_linkonce_section): Add new parameter.
11397 * target-reloc.h (Comdat_behavior): New type.
11398 (get_comdat_behavior): New function.
11399 (relocate_section): Add code to map a discarded section to the
11400 corresponding kept section when applying a relocation.
11401
e4e5049b
CS		 114022008-04-30 Craig Silverstein <csilvers@google.com>
11403
11404 * dwarf_reader.cc (next_generation_count): New static var.
11405 (Addr2line_cache_entry): New struct.
11406 (addr2line_cache): New static var.
11407 (Dwarf_line_info::one_addr2line): Added caching.
11408 (Dwarf_line_info::clear_addr2line_cache): New function.
11409 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11410 cache-size parameter.
11411 (Dwarf_line_info::one_addr2line_cache): New function.
11412 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11413 new cache-size argument to one_addr2line(), and clear cache.
11414
d09e9154
CC		 114152008-04-28 Cary Coutant <ccoutant@google.com>
11416
11417 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11418 R_386_PC8 relocations.
11419
7ef73768
ILT		 114202008-04-23 Ian Lance Taylor <iant@google.com>
11421
55438702
ILT		 11422 * object.cc (Sized_relobj::include_section_group): Check for
11423 invalid section group.
11424
c165fb93
ILT		 11425 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11426 header size.
11427
7ef73768
ILT		 11428 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11429 than read for file header.
11430 * archive.cc (Archive::include_member): Likewise.
11431
6194aaab
L		 114322008-04-23 Paolo Bonzini <bonzini@gnu.org>
11433
11434 * aclocal.m4: Regenerate.
11435 * configure: Regenerate.
11436
d491d34e
ILT		 114372008-04-19 Ian Lance Taylor <iant@google.com>
11438
5ea2bac6
ILT		 11439 * version.cc (version_string): Bump to 1.6.
11440
7bc3e21a
ILT		 11441 * testsuite/Makefile.am (many_sections_r_test): New target.
11442 (many_sections_r_test_SOURCES): Remove.
11443 (many_sections_r_test_DEPENDENCIES): Remove.
11444 (many_sections_r_test_LDFLAGS): Remove.
11445 (many_sections_r_test_LDADD): Remove.
11446
7fcd3aa9
ILT		 11447 * object.cc (Sized_relobj::do_add_symbols): Always pass
11448 local_symbol_count_ to add_from_relobj.
11449
4c94d6ae
ILT		 11450 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11451 every thousand variables.
11452 * testsuite/Makefile.in: Rebuild.
11453
d491d34e
ILT		 11454 * object.cc (Xindex::initialize_symtab_xindex): New function.
11455 (Xindex::read_symtab_xindex): New function.
11456 (Xindex::sym_xindex_to_shndx): New function.
11457 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11458 available.
11459 (Sized_relobj::do_initialize_xindex): New function.
11460 (Sized_relobj::do_read_symbols): Adjust section links.
11461 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11462 parameter. Change all callers.
11463 (Sized_relobj::include_section_group): Adjust section links and
11464 symbol section indexes.
11465 (Sized_relobj::do_layout): Adjust section links.
11466 (Sized_relobj::do_count_local_symbols): Adjust section links and
11467 symbol section indexes.
11468 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11469 ordinary and special symbols.
11470 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11471 dynsym_xindex parameters. Change all callers. Adjust section
11472 links. Use SHN_XINDEX when needed.
11473 (Sized_relobj::get_symbol_location_info): Adjust section links.
11474 Don't get fooled by special symbols.
11475 * object.h (class Xindex): Define.
11476 (class Object): Add xindex_ parameter. Declare virtual functoin
11477 do_initialize_xindex.
11478 (Object::adjust_sym_shndx): New function.
11479 (Object::set_xindex): New protected function.
11480 (class Symbol_value): Add is_ordinary_shndx_ field.
11481 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11482 (Symbol_value::value): Assert ordinary section.
11483 (Symbol_value::initialize_input_to_output_map): Likewise.
11484 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11485 Change all callers.
11486 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11487 all callers.
11488 (class Sized_relobj): Update declarations.
11489 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11490 parameter. Change all callers.
11491 (Sized_relobj::adjust_shndx): New function.
11492 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11493 field.
11494 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11495 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11496 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11497 (Sized_dynobj::read_dynsym_section): Adjust section links.
11498 (Sized_dynobj::read_dynamic): Likewise.
11499 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11500 section links.
11501 (Sized_dynobj::do_initialize_xindex): New function.
11502 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11503 do_initialize_xindex.
11504 (Sized_dynobj::adjust_shndx): New function.
11505 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11506 dynsym_xindex_ fields.
11507 (Layout::finalize): Add a call to set_section_indexes before
11508 creating the symtab sections.
11509 (Layout::set_section_indexes): Don't do anything if the section
11510 already has a section index.
11511 (Layout::create_symtab_sections): Add shnum parameter. Change
11512 caller. Create .symtab_shndx section if needed.
11513 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11514 caller.
11515 (Layout::allocated_output_section_count): New function.
11516 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11517 needed.
11518 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11519 fields. Update declarations.
11520 (Layout::symtab_xindex): New function.
11521 (Layout::dynsym_xindex): New function.
11522 (class Write_symbols_task): Add layout_ field.
11523 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11524 Change caller.
11525 * output.cc (Output_section_headers::Output_section_headers): Add
11526 shstrtab_section parameter. Change all callers.
11527 (Output_section_headers::do_sized_write): Store overflow values
11528 for section count and section string table section index in
11529 section header zero.
11530 (Output_file_header::do_sized_write): Check for overflow of
11531 section count and section string table section index.
11532 (Output_symtab_xindex::do_write): New function.
11533 (Output_symtab_xindex::endian_do_write): New function.
11534 * output.h (class Output_section_headers): Add shstrtab_section_.
11535 Update declarations.
11536 (class Output_symtab_xindex): Define.
11537 (Output_section::has_out_shndx): New function.
11538 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11539 field.
11540 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11541 Change all callers.
11542 (Sized_symbol::init): Likewise.
11543 (Symbol::output_section): Check for ordinary symbol.
11544 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11545 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11546 callers.
11547 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11548 Change all callers. Simplify handling of symbols from sections
11549 not included in the link.
11550 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11551 distinction.
11552 (Weak_alias_sorter::operator()): Assert that symbols are
11553 ordinary.
11554 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11555 distinction.
11556 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11557 parameters. Change all callers.
11558 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11559 symbol distinction. Use SHN_XINDEX when needed.
11560 (Symbol_table::write_section_symbol): Add symtab_xindex
11561 parameter. Change all callers.
11562 (Symbol_table::sized_write_section_symbol): Likewise. Use
11563 SHN_XINDEX when needed.
11564 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11565 declarations.
11566 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11567 (Symbol::is_defined): Check is_ordinary.
11568 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11569 (Symbol::is_absolute, Symbol::is_common): Likewise.
11570 (class Sized_symbol): Update declarations.
11571 (class Symbol_table): Update declarations.
11572 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11573 parameters. Change all callers.
11574 (Sized_symbol::override): Likewise.
11575 (Symbol_table::override): Likewise.
11576 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11577 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11578 is_ordinary, and orig_st_shndx parameters. Change all callers.
11579 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11580 to be in an ordinary section.
11581 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11582 object and is_ordinary parameters. Change all callers.
11583 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11584 Change all callers. Don't add undefined or non-ordinary symbols
11585 to reloc_map_.
11586 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11587 Change all callers.
11588 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11589 declarations.
11590 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11591 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11592 (Sized_relobj::relocate_sections): Likewise.
11593 * target-reloc.h (scan_relocs): Adjust section symbol index.
11594 (scan_relocatable_relocs): Likewise.
11595 * i386.cc (Scan::local): Check for ordinary symbols.
11596 * sparc.cc (Scan::local): Likewise.
11597 * x86_64.cc (Scan::local): Likewise.
11598 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11599 to symbol_section_and_value.
11600 * testsuite/many_sections_test.cc: New file.
11601 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11602 (check_PROGRAMS): Add many_sections_test.
11603 (many_sections_test_SOURCES): Define.
11604 (many_sections_test_DEPENDENCIES): Define.
11605 (many_sections_test_LDFLAGS): Define.
11606 (BUILT_SOURCES): Add many_sections_define.h.
11607 (many_sections_define.h): New target.
11608 (BUILT_SOURCES): Add many_sections_check.h.
11609 (many_sections_check.h): New target.
11610 (check_PROGRAMS): Add many_sections_r_test.
11611 (many_sections_r_test_SOURCES): Define.
11612 (many_sections_r_test_DEPENDENCIES): Define.
11613 (many_sections_r_test_LDFLAGS): Define.
11614 (many_sections_r_test_LDADD): Define.
11615 (many_sections_r_test.o): New target.
11616 * testsuite/Makefile.in: Rebuild.
11617
c5818ff1
CC		 116182008-04-17 Cary Coutant <ccoutant@google.com>
11619
11620 * errors.cc (Errors::info): New function.
11621 (gold_info): New function.
11622 * errors.h (Errors::info): New function.
11623 * gold.h (gold_info): New function.
11624 * object.cc (Input_objects::add_object): Print trace output.
11625 * options.cc (options::parse_set): New function.
11626 (General_options::parse_wrap): Deleted.
11627 (General_options::General_options): Deleted initializer.
11628 * options.h (options::String_set): New typedef.
11629 (options::parse_set): New function.
11630 (DEFINE_set): New macro.
11631 (General_options::wrap): Changed to use DEFINE_set. Changed
11632 callers of any_wrap_symbols and is_wrap_symbol.
11633 (General_options::trace, General_options::trace_symbol):
11634 New options.
11635 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11636 (General_options::wrap_symbols_): Deleted.
11637 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11638
b5be4a7c
DM		 116392008-04-17 David S. Miller <davem@davemloft.net>
11640
11641 * options.cc (General_options::parse_V): New function.
11642 * options.h: Add entries for -V and -Qy.
11643
155a0dd7
ILT		 116442008-04-17 Ian Lance Taylor <iant@google.com>
11645
11646 * common.cc (Symbol_table::allocate_commons): Remove options
11647 parameter. Change caller.
11648 (Symbol_table::do_allocate_commons): Remove options parameter.
11649 Change caller. Just call do_allocate_commons_list twice.
11650 (Symbol_table::do_allocate_commons_list): New function, broken out
11651 of do_allocate_commons.
11652 * common.h (class Allocate_commons_task): Remove options_ field.
11653 Update constructor.
11654 * symtab.cc (Symbol_table::Symbol_table): Initialize
11655 tls_commons_.
11656 (Symbol_table::add_from_object): Put TLS common symbols on
11657 tls_commons_ list.
11658 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11659 which are IN_OUTPUT_DATA.
11660 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11661 allocate_commons and do_allocate_commons declarations. Declare
11662 do_allocate_commons_list.
11663 * gold.cc (queue_middle_tasks): Update creation of
11664 Allocate_commons_task to not pass options.
11665 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11666 (TLS_TEST_C_FLAGS): New variable.
11667 (tls_test_c_pic.o): New target.
11668 (tls_test_shared.so): Link in tls_test_c_pic.o.
11669 (tls_test_c_pic_ie.o): New target.
11670 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11671 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11672 (tls_test_c.o): New target.
11673 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11674 (tls_pic_test_LDADD): Likewise.
11675 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11676 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11677 (tls_test_c_gnu2.o): New target.
11678 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11679 tls_test_c_gnu2.o.
11680 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11681 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11682 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11683 * testsuite/tls_test.cc: Include "config.h".
11684 (t_last): Call t11_last.
11685 * testsuite/tls_test.h (t11, t11_last): Declare.
11686 * testsuite/tls_test_c.c: New file.
11687 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11688 * configure.ac: Check for OpenMP support.
11689 * configure, config.in, Makefile.in: Rebuild.
11690 * testsuite/Makefile.in: Rebuild.
11691
edfbb029
CC		 116922008-04-16 Cary Coutant <ccoutant@google.com>
11693
11694 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11695 (Target_i386::tls_base_symbol_defined_): New field.
11696 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11697 (Target_i386::Scan::global): Likewise.
11698 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11699 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11700 (Target_x86_64::tls_base_symbol_defined_): New field.
11701 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11702 (Target_x86_64::Scan::global): Likewise.
11703
f3c69fca
CC		 117042008-04-16 Cary Coutant <ccoutant@google.com>
11705
11706 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11707 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11708 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11709 building shared libraries.
11710 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11711 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11712 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11713 * testsuite/Makefile.in: Rebuild.
11714 * testsuite/weak_undef.h: New file.
11715 * testsuite/weak_undef_file1.cc: Add extra test cases.
11716 * testsuite/weak_undef_file2.cc: Likewise.
11717 * testsuite/weak_undef_test.cc: Likewise.
11718
7c414435
DM		 117192008-04-16 David S. Miller <davem@davemloft.net>
11720
32b769e1
DM		 11721 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11722 Add issued_non_pic_error_ field. Declare check_non_pic.
11723 (Target_sparc::Scan::check_non_pic): New function.
11724 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11725 (Target_sparc::Scan::global): Likewise.
11726
11936fb1
DM		 11727 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11728 * configure: Rebuild.
11729
7c414435
DM		 11730 * options.h (DEFINE_enable): New macro.
11731 (new_dtags): New enable option.
11732 (initfirst, interpose, loadfltr, nodefaultlib,
11733 nodelete, nodlopen, nodump): New -z options.
11734 * layout.cc (Layout:finish_dynamic_section): If new
11735 dtags enabled, emit DT_RUNPATH. Also, emit a
11736 DT_FLAGS_1 containing any specified -z flags.
11737
85c7bf8b
ILT		 117382008-04-16 Ian Lance Taylor <iant@google.com>
11739
12c0daef
ILT		 11740 * copy-relocs.cc: New file.
11741 * copy-relocs.h: New file.
11742 * reloc.cc: Remove Copy_relocs code.
11743 * reloc.h: Likewise.
11744 * reloc-types.h (struct Reloc_types) [both versions]: Add
11745 get_reloc_addend_noerror.
11746 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11747 variants of add_global which take an addend which must be zero.
11748 * i386.cc: Include "copy-relocs.h".
11749 (class Target_i386): Change type of copy_relocs_ to variable,
11750 update initializer.
11751 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11752 Change all callers.
11753 (Target_i386::do_finalize_sections): Change handling of
11754 copy_relocs_.
11755 * sparc.cc: Include "copy-relocs.h".
11756 (class Target_sparc): Change type of copy_relocs_ to variable,
11757 update initializer.
11758 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11759 Change all callers.
11760 (Target_sparc::do_finalize_sections): Change handling of
11761 copy_relocs_.
11762 * x86_64.cc: Include "copy-relocs.h".
11763 (class Target_x86_64): Change type of copy_relocs_ to variable,
11764 update initializer.
11765 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11766 class. Change all callers.
11767 (Target_x86_64::do_finalize_sections): Change handling of
11768 copy_relocs_.
11769 * Makefile.am (CCFILES): Add copy-relocs.cc.
11770 (HFILES): Add copy-relocs.h.
11771
4f4995b6
ILT		 11772 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11773
85c7bf8b
ILT		 11774 * testsuite/script_test_4.sh: Permit leading zeroes.
11775
4f2a9edd
ILT		 117762008-04-15 Ian Lance Taylor <iant@google.com>
11777
e6188289
ILT		 11778 * script-sections.cc (Script_sections::create_segments): Use
11779 header_size_adjustment even when there is enough room for the
11780 headers.
11781 * testsuite/script_test_4.sh: New file.
11782 * testsuite/script_test_4.t: New file.
11783 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11784 (check_DATA): Add script_test_4.stdout.
11785 (MOSTLYCLEANFILES): Likewise.
11786 (script_test_4): New target.
11787 (script_test_4.stdout): New target.
11788 * testsuite/Makefile.in: Rebuild.
11789
4f2a9edd
ILT		 11790 * sparc.cc: Add definitions for Output_data_plt_sparc class
11791 constants.
11792
f5314dd5
DM		 117932008-04-14 David S. Miller <davem@davemloft.net>
11794
11795 * sparc.cc: New file.
11796 * Makefile.am (TARGETSOURCES): Add sparc.cc
11797 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11798 * configure.tgt: Document targ_extra_size and
11799 targ_extra_big_endian. Add entries for sparc-* and
11800 sparc64-*.
11801 * configure.ac: Handle targ_extra_size and
11802 targ_extra_big_endian.
11803 * Makefile.in: Rebuild.
11804 * configure: Likewise.
11805 * po/POTFILES.in: Likewise.
11806 * po/gold.pot: Likewise.
11807
154e0e9a
ILT		 118082008-04-14 Ian Lance Taylor <iant@google.com>
11809
11810 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11811 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11812 in the name/type/flags to section mapping. Don't call
11813 allocate_output_section.
11814 (Layout::choose_output_section): Change parameter from adjust_name
11815 to is_input_section. Don't permit input sections after sections
11816 are attached to segments. Don't call allocate_output_section.
11817 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11818 not write_enable_output_section.
11819 (Layout::make_output_section): Don't push to
11820 unattached_section_list_ nor call attach_to_segment. Call
11821 attach_section_to_segment if sections are attached.
11822 (Layout::attach_sections_to_segments): New function.
11823 (Layout::attach_section_to_segment): New function.
11824 (Layout::attach_allocated_section_to_segment): Rename from
11825 attach_to_segment. Remove flags parameter.
11826 (Layout::allocate_output_section): Remove function.
11827 (Layout::write_enable_output_section): Remove function.
11828 * layout.h (class Layout): Update for above changes. Add new
11829 field sections_are_attached_.
11830 * output.h (Output_section::update_flags_for_input_section): New
11831 function.
11832 * output.cc (Output_section::add_input_section): Call
11833 update_flags_for_input_section.
11834 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11835
009a67a2
CC		 118362008-04-11 Cary Coutant <ccoutant@google.com>
11837
11838 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11839 thought unnecessary.
11840 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11841
759b1a24
ILT		 118422008-04-11 Ian Lance Taylor <iant@google.com>
11843
11844 * output.h (class Output_section_data): Remove inline definition
11845 of set_addralign.
11846 * output.cc (Output_section_data::set_addralign): New function.
11847
c2b45e22
CC		 118482008-04-11 Cary Coutant <ccoutant@google.com>
11849
11850 Add support for TLS descriptors for i386 and x86_64.
11851 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11852 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11853 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11854 GOT_TYPE_TLS_DESC.
11855 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11856 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11857 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11858 relocations.
11859 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11860 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11861 Fix problem with initial-exec relocations.
11862 (Target_i386::Relocate::relocate_tls): Likewise.
11863 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11864 relaxation.
11865 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11866 support for section-plus-offset dynamic table entries.
11867 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11868 (Output_data_dynamic::Dynamic_entry): Add support for
11869 section-plus-offset dynamic table entries.
11870 (Output_data_dynamic::Classification): Likewise.
11871 (Output_data_dynamic::classification_): Renamed offset_.
11872 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11873 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11874 (Target_x86_64::make_plt_section): New function.
11875 (Target_x86_64::reserve_tlsdesc_entries): New function.
11876 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11877 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11878 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11879 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11880 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11881 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11882 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11883 add extra PLT entry for TLS descriptors.
11884 (Output_data_plt_x86_64::got_): New field.
11885 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11886 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11887 fields.
11888 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11889 descriptors.
11890 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11891 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11892 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11893 R_386_TLS_DESC_CALL relocations.
11894 (Target_x86_64::Scan::global): Likewise.
11895 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11896 for TLS descriptors.
11897 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11898 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11899 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11900 GD-to-IE relaxation.
11901 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11902 and TLS_DESCRIPTORS.
11903 * Makefile.in: Rebuild.
11904 * configure: Rebuild.
11905 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11906 (tls_test_shared2.so): New target.
11907 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11908 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11909 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11910 (tls_shared_gd_to_ie_test_LDADD): New variable.
11911 (tls_shared_gnu2_gd_to_ie_test): New target.
11912 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11913 New targets.
11914 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11915 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11916 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11917 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11918 (tls_shared_gnu2_test): New target.
11919 (tls_test_gnu2_shared.so): New target.
11920 (tls_shared_gnu2_test_SOURCES): New variable.
11921 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11922 (tls_shared_gnu2_test_LDFLAGS): New variable.
11923 (tls_shared_gnu2_test_LDADD): New variable.
11924 * testsuite/Makefile.in: Rebuild.
11925 * testsuite/Makefile.
11926
83bfb6b7
ILT		 119272008-04-11 Ian Lance Taylor <iant@google.com>
11928
11929 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11930 justsyms.t.
11931 * testsuite/Makefile.in: Rebuild.
11932
11933 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11934 long.
11935 * testsuite/script_test_2.cc (main): Adjust test.
11936
706e1f5e
ILT		 119372008-04-11 David S. Miller <davem@davemloft.net>
11938 Ian Lance Taylor <iant@google.com>
11939
11940 * options.h (General_options): Add entries for '-Y' and
11941 '-relax'.
11942 * options.cc (General_options:finalize): If -Y was used, add those
11943 entries to the library path instead of the default "/lib" and
11944 "/usr/lib".
11945
7c98e6bb
DM		 119462008-04-11 David S. Miller <davem@davemloft.net>
11947
11948 * testsuite/justsyms.t: Start at 0x100.
11949 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11950 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11951 long.
11952 * testsuite/script_test_2.cc: Adjust string and section length
11953 checks.
7c98e6bb 11954
99a37bfd
ILT		 119552008-04-09 Ian Lance Taylor <iant@google.com>
11956
2cefc357
ILT		 11957 PR gold/5996
11958 * script-sections.cc (Sections_element::allocate_to_segment): Add
11959 orphan parameter.
11960 (Output_section_definition::allocate_to_segment): Likewise.
11961 (Orphan_output_section::allocate_to_segment): Likewise.
11962 (Script_sections::attach_sections_using_phdrs_clause): Don't
11963 propagate non-PT_LOAD segments to orphan sections.
11964 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11965 readelf rather than objdump.
11966 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11967 .interp section and PT_INTERP segment are the same size.
11968 * testsuite/Makefile.in: Rebuild.
11969
99a37bfd
ILT		 11970 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11971 aliases for symbols defined in the same object.
11972 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11973 (weak_alias_test_SOURCES): New variable.
11974 (weak_alias_test_DEPENDENCIES): New variable.
11975 (weak_alias_test_LDFLAGS): New variable.
11976 (weak_alias_test_LDADD): New variable.
11977 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11978 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11979 (weak_alias_test_3.o): New target.
11980 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11981 * testsuite/weak_alias_test_main.cc: New file.
11982 * testsuite/weak_alias_test_1.cc: New file.
11983 * testsuite/weak_alias_test_2.cc: New file.
11984 * testsuite/weak_alias_test_3.cc: New file.
11985
780e49c5
ILT		 119862008-04-08 Ian Lance Taylor <iant@google.com>
11987
cdb0b8f5
ILT		 11988 * options.h (class General_options): Add --noinhibit-exec option.
11989 * main.cc (main): Check --noinhibit-exec.
11990
0864d551
ILT		 11991 * options.h (class General_options): Define --wrap as a special
11992 option. Add wrap_symbols_ field.
11993 (General_options::any_wrap_symbols): New function.
11994 (General_options::is_wrap_symbol): New function.
11995 * options.cc (General_options::parse_wrap): New function.
11996 (General_options::General_options): Initialize wrap_symbols_.
11997 * symtab.cc (Symbol_table::wrap_symbol): New function.
11998 (Symbol_table::add_from_object): Handle --wrap.
11999 * symtab.h (class Symbol_table): Declare wrap_symbol.
12000 * target.h (Target::wrap_char): New function.
12001 (Target::Target_info): Add wrap_char field.
12002 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12003 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12004 * testsuite/testfile.cc (Target_test::test_target_info):
12005 Likewise.
12006
789aa6de
ILT		 12007 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12008 there is one.
12009
2c38906f
ILT		 12010 * layout.h (class Layout): Add added_eh_frame_data_ field.
12011 * layout.cc (Layout::Layout): Initialize new field.
12012 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12013 output section until we find a section we merged successfully.
12014 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12015 that the size be non-zero.
12016
780e49c5
ILT		 12017 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12018 qualifier.
12019
7fcd0256
ILT		 120202008-04-08 Craig Silverstein <csilvers@google.com>
12021
12022 * configure.ac: Export new conditional variable HAVE_ZLIB.
12023 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12024 on HAVE_ZLIB.
12025 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12026 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12027
6835af53
ILT		 120282008-04-07 Ian Lance Taylor <iant@google.com>
12029
e24f324c
ILT		 12030 * version.cc (version_string): Set to "1.5".
12031
a036edd8
ILT		 12032 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12033 Add issued_non_pic_error_ field. Declare check_non_pic.
12034 (Target_x86_64::Scan::check_non_pic): New function.
12035 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12036 (Target_x86_64::Scan::global): Likewise.
12037
624f8810
ILT		 12038 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12039 addend parameter. Change caller. Handle merge sections.
12040 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12041 Address to Addend. Don't add in the result of
12042 local_section_offset, pass down the addend and use the returned
12043 value.
12044 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12045 Update declarations of local_section_offset and symbol_value.
12046 * testsuite/two_file_test_1.cc (t18): New function.
12047 * testsuite/two_file_test_2.cc (f18): New function.
12048 * testsuite/two_file_test_main.cc (main): Call t18.
12049 * testsuite/two_file_test.h (t18, f18): Declare.
12050
6835af53
ILT		 12051 * configure.ac: Don't test for objdump, c++filt, or readelf.
12052 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12053 conditionals.
12054 (TEST_READELF): New variable.
12055 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12056 (check_PROGRAMS): Add two_file_strip_test.
12057 (two_file_strip_test): New target.
12058 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12059 (two_file_same_shared_strip_test_SOURCES): New variable.
12060 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12061 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12062 (two_file_same_shared_strip_test_LDADD): New variable.
12063 (two_file_shared_strip.so): New target.
12064 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12065 (ver_test_5.syms, ver_test_7.syms): Likewise.
12066 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12067 (strip_test_3.stdout): Use TEST_OBJDUMP.
12068 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12069
86925eef
CC		 120702008-04-04 Cary Coutant <ccoutant@google.com>
12071
12072 * symtab.h (Symbol::is_weak_undefined): New function.
12073 (Symbol::is_strong_undefined): New function.
12074 (Symbol::is_absolute): New function.
12075 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12076 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12077 absolute symbols.
12078 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12079 (weak_undef_test): New target.
12080 * testsuite/Makefile.in: Rebuild.
12081 * testsuite/weak_undef_file1.cc: New file.
12082 * testsuite/weak_undef_file2.cc: New file.
12083 * testsuite/weak_undef_test.cc: New file.
12084
126f3ece
ILT		 120852008-04-03 Craig Silverstein <csilvers@google.com>
12086
12087 * compressed_output.h (class Output_compressed_section): Use
12088 unsigned buffer.
12089 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12090 add zlib header.
12091 (zlib_compressed_suffix): Removed.
12092 (Output_compressed_section::set_final_data_size): Use unsigned
12093 buffers.
12094 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12095 Fix linker invocation.
12096 (flagstest_o_specialfile_and_compress_debug_sections):
12097 Likewise.
12098 * testsuite/Makefile.in: Regenerated.
12099
deae2a14
DM		 121002008-04-02 David S. Miller <davem@davemloft.net>
12101
12102 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12103 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12104
70752818
ILT		 121052008-04-02 Craig Silverstein <csilvers@google.com>
12106
12107 * TODO: New file.
12108
39d0cb0e
ILT		 121092008-04-02 Ian Lance Taylor <iant@google.com>
12110
12111 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12112 parameters. Update for new key type to views_. Change all
12113 callers.
12114 (File_read::read): Adjust for byteshift in returned view.
12115 (File_read::add_view): New function, broken out of
12116 find_and_make_view.
12117 (File_read::make_view): New function, broken out of
12118 find_and_make_view.
12119 (File_read::find_or_make_view): Add offset and aligned
12120 parameters. Rewrite accordingly. Change all callers.
12121 (File_read::get_view): Add offset and aligned parameters. Adjust
12122 for byteshift in return value.
12123 (File_read::get_lasting_view): Likewise.
12124 * fileread.h (class File_read): Update declarations.
12125 (class File_read::View): Add byteshift_ field. Add byteshift to
12126 constructor. Add byteshift method.
12127 * archive.h (Archive::clear_uncached_views): New function.
12128 (Archive::get_view): Add aligned parameter. Change all callers.
12129 * object.h (Object::get_view): Add aligned parameter. Change all
12130 callers.
12131 (Object::get_lasting_view): Likewise.
12132
12133 * fileread.cc (File_read::release): Don't call clear_views if
12134 there are multiple objects.
12135 * fileread.h (File_read::clear_uncached_views): New function.
12136 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12137 on the archive.
12138
a1207466
CC		 121392008-03-31 Cary Coutant <ccoutant@google.com>
12140
12141 Add thin archive support.
12142 * archive.cc (Archive::armagt): New const.
12143 (Archive::setup): Remove task parameter and calls to unlock.
12144 (Archive::unlock_nested_archives): New function.
12145 (Archive::read_header): Add nested_off parameter. Change
12146 all callers.
12147 (Archive::interpret_header): Likewise.
12148 (Archive::include_all_members): Change to handle thin
12149 archives.
12150 (Archive::include_member): Likewise.
12151 * archive.h (Archive::Archive): Add new parameters and
12152 initializers.
12153 (Archive::armagt): New const.
12154 (Archive::setup): Remove task parameter.
12155 (Archive::unlock_nested_archives): New function.
12156 (Archive::read_header): Add nested_off parameter.
12157 (Archive::interpret_header): Likewise.
12158 (Archive::Nested_archive_table): New typedef.
12159 (Archive::is_thin_archive_): New field.
12160 (Archive::nested_archives_): New field.
12161 (Archive::options_): New field.
12162 (Archive::dirpath_): New field.
12163 (Archive::task_): New field.
12164 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12165 for thin archives. Pass additional parameters to
12166 Archive::Archive. Unlock the archive file after calling
12167 Archive::setup.
cd536b21 12168
479f6503
ILT		 121692008-03-29 Ian Lance Taylor <iant@google.com>
12170
686c8caf
ILT		 12171 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12172 version symbol to be local.
12173 * testsuite/ver_test_4.sh: New file.
12174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12175 (check_DATA): Add ver_test_4.syms.
12176 (ver_test_4.syms): New target.
12177 * testsuite/Makefile.in: Rebuild.
12178
ab794b6b
ILT		 12179 * output.cc
12180 (Output_section::Input_section_sort_entry::has_priority): New
12181 function.
12182 (Output_section::Input_section_sort_entry::match_file_name): New
12183 function.
12184 (Output_section::Input_section_sort_entry::match_section_name):
12185 Remove.
12186 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12187 Remove.
12188 (Output_section::Input_section_sort_entry::match_section_file):
12189 Remove.
12190 (Output_section::Input_section_sort_compare::operator()): Rewrite
12191 using new Input_section_sort_entry functions. Sort crtbegin and
12192 crtend first. Sort sections with no priority before sections with
12193 a priority.
12194 * testsuite/initpri1.c (d3): Check j != 4.
12195 (cd5): New constructor/destructor function.
12196 (main): Check j != 2.
12197
479f6503
ILT		 12198 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12199 new symbol when resolving, don't call set_is_default.
12200 * testsuite/ver_test_7.cc: New file.
12201 * testsuite/ver_test_7.sh: New file.
12202 * testsuite/Makefile.am (ver_test_7.so): New target.
12203 (ver_test_7.o): New target.
12204 (check_SCRIPTS): Add ver_test_7.sh.
12205 (check_DATA): Add ver_test_7.syms.
12206 (ver_test_7.syms): New target.
12207
2fd32231
ILT		 122082008-03-28 Ian Lance Taylor <iant@google.com>
12209
12210 * layout.cc (Layout::layout): If we see an input section with a
12211 name that needs sorting, set the must_sort flag for the output
12212 section.
12213 (Layout::make_output_section): If the name of the output section
12214 indicates that it might require sorting, set the may_sort flag.
12215 * output.h (Output_section::may_sort_attached_input_sections): New
12216 function.
12217 (Output_section::set_may_sort_attached_input_sections): New
12218 function.
12219 (Output_section::must_sort_attached_input_sections): New
12220 function.
12221 (Output_section::set_must_sort_attached_input_sections): New
12222 function.
12223 (class Output_section): Declare Input_section_sort_entry. Define
12224 Input_section_sort_compare. Declare
12225 sort_attached_input_sections. Add new fields:
12226 may_sort_attached_input_sections_,
12227 must_sort_attached_input_sections_,
12228 attached_input_sections_are_sorted_.
12229 * output.cc (Output_section::Output_section): Initialize new
12230 fields.
12231 (Output_section::add_input_section): Add an entry to
12232 input_sections_ if may_sort or must_sort are true.
12233 (Output_section::set_final_data_size): Call
12234 sort_attached_input_sections if necessary.
12235 (Output_section::Input_section_sort_entry): Define new class.
12236 (Output_section::Input_section_sort_compare::operator()): New
12237 function.
12238 (Output_section::sort_attached_input_sections): New function.
12239 * configure.ac: Check whether the compiler supports constructor
12240 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12241 * testsuite/initpri1.c: New file.
12242 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12243 CONSTRUCTOR_PRIORITY.
12244 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12245 (initpri1_LDFLAGS): New variable.
12246 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12247
18e6b24e
ILT		 122482008-03-27 Ian Lance Taylor <iant@google.com>
12249
49bdd526
ILT		 12250 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12251 * testsuite/common_test_1.c: New file.
12252 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12253 (common_test_1_SOURCES): New variable.
12254 (common_test_1_DEPENDENCIES): New variable.
12255 (common_test_1_LDFLAGS): New variable.
12256
18e6b24e
ILT		 12257 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12258 and commons_ correctly when NAME/VERSION does not override
12259 NAME/NULL.
12260 * testsuite/ver_test_6.c: New file.
12261 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12262 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12263 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12264
04bf7072
ILT		 122652008-03-26 Ian Lance Taylor <iant@google.com>
12266
5871526f
ILT		 12267 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12268 of an undefined symbol from a version script.
12269 * testsuite/Makefile.am (ver_test_5.so): New target.
12270 (ver_test_5.o): New target.
12271 (check_SCRIPTS): Add ver_test_5.sh.
12272 (check_DATA): Add ver_test_5.syms.
12273 (ver_test_5.syms): New target.
12274 * testsuite/ver_test_5.cc: New file.
12275 * testsuite/ver_test_5.script: New file.
12276 * testsuite/ver_test_5.sh: New file.
12277 * Makefile.in, testsuite/Makefile.in: Rebuild.
12278
04bf7072
ILT		 12279 PR gold/5986
12280 Fix problems building gold with gcc 4.3.0.
12281 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12282 (gold_error_at_location, gold_warning_at_location): Use it.
12283 * configure.ac: Check whether we can compile and use a template
12284 function with a printf attribute.
12285 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12286 when jumping over bytes.
12287 * object.cc: Instantiate Object::read_section_data.
12288 * debug.h: Include <cstring>
12289 * dwarf_reader.cc: Include <algorithm>
12290 * main.cc: Include <cstring>.
12291 * options.cc: Include <cstring>.
12292 * output.cc: Include <cstring>.
12293 * script.cc: Include <cstring>.
12294 * script.h: Include <string>.
12295 * symtab.cc: Include <cstring> and <algorithm>.
12296 * target-select.cc: Include <cstring>.
12297 * version.cc: Include <string>.
12298 * testsuite/testmain.cc: Include <cstdlib>.
12299 * configure, config.in: Rebuild.
12300
874c5b28
ILT		 123012008-03-25 Ian Lance Taylor <iant@google.com>
12302
819d6c3a
ILT		 12303 * options.cc: Include "../bfd/bfdver.h".
12304 (options::help): Print bug reporting address.
12305
f4b2c6f5
ILT		 12306 * version.cc (print_version): Adjust output for current value of
12307 BFD_VERSION_STRING.
12308
12309 * NEWS: New file.
12310
e96caa79
ILT		 12311 * options.cc (options::help): Print list of supported targets.
12312 * target-select.h: Include <vector>.
12313 (class Target_selector): Make machine_, size_, and is_big_endian_
12314 fields const. Add bfd_name_ and instantiated_target_ fields.
12315 (Target_selector::Target_selector): Add bfd_name parameter.
12316 (Target_selector::recognize): Make non-virtual, call
12317 do_recognize.
12318 (Target_selector::recognize_by_name): Make non-virtual, call
12319 do_recognize_by_name.
12320 (Target_selector::supported_names): New function.
12321 (Target_selector::bfd_name): New function.
12322 (Target_selector::do_instantiate_target): New pure virtual
12323 function.
12324 (Target_selector::do_recognize): New virtual function.
12325 (Target_selector::do_recognize_by_name): New virtual function.
12326 (Target_selector::instantiate_target): New private function.
12327 (supported_target_names): Declare.
12328 * target-select.cc (Target_selector::Target_selector): Update for
12329 new parameter and fields.
12330 (select_target_by_name): Check that the name matches before
12331 calling recognize_by_name.
12332 (supported_target_names): New function.
12333 * i386.cc (class Target_selector_i386): Update Target_selector
12334 constructor call. Remove recognize and recognize_by_name. Add
12335 do_instantiate_target.
12336 * x86_64.cc (class Target_selector_x86_64): Likewise.
12337 * testsuite/testfile.cc (class Target_selector_test): Update for
12338 changes to Target_selector.
12339
874c5b28
ILT		 12340 * README: Rewrite, with some notes on unsupported features.
12341
0a65a3a7
CC		 123422008-03-24 Cary Coutant <ccoutant@google.com>
12343
12344 * i386.cc (Target_i386::Got_type): New enum declaration.
12345 (Target_i386::Scan::local): Updated callers of Output_data_got
12346 member functions.
12347 (Target_i386::Scan::global): Likewise.
12348 (Target_i386::Relocate::relocate): Likewise.
12349 (Target_i386::Relocate::relocate_tls): Likewise.
12350 * object.h (Got_offset_list): New class.
12351 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12352 (Sized_relobj::local_got_offset): Likewise.
12353 (Sized_relobj::set_local_got_offset): Likewise.
12354 (Sized_relobj::local_has_tls_got_offset): Removed.
12355 (Sized_relobj::local_tls_got_offset): Removed.
12356 (Sized_relobj::set_local_tls_got_offset): Removed.
12357 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12358 * output.cc (Output_data_got::add_global): Added got_type parameter.
12359 (Output_data_got::add_global_with_rel): Likewise.
12360 (Output_data_got::add_global_with_rela): Likewise.
12361 (Output_data_got::add_global_pair_with_rel): New function.
12362 (Output_data_got::add_global_pair_with_rela): New function.
12363 (Output_data_got::add_local): Added got_type parameter.
12364 (Output_data_got::add_local_with_rel): Likewise.
12365 (Output_data_got::add_local_with_rela): Likewise.
12366 (Output_data_got::add_local_pair_with_rel): New function.
12367 (Output_data_got::add_local_pair_with_rela): New function.
12368 (Output_data_got::add_global_tls): Removed.
12369 (Output_data_got::add_global_tls_with_rel): Removed.
12370 (Output_data_got::add_global_tls_with_rela): Removed.
12371 (Output_data_got::add_local_tls): Removed.
12372 (Output_data_got::add_local_tls_with_rel): Removed.
12373 (Output_data_got::add_local_tls_with_rela): Removed.
12374 * output.h (Output_data_got::add_global): Added got_type parameter.
12375 (Output_data_got::add_global_with_rel): Likewise.
12376 (Output_data_got::add_global_with_rela): Likewise.
12377 (Output_data_got::add_global_pair_with_rel): New function.
12378 (Output_data_got::add_global_pair_with_rela): New function.
12379 (Output_data_got::add_local): Added got_type parameter.
12380 (Output_data_got::add_local_with_rel): Likewise.
12381 (Output_data_got::add_local_with_rela): Likewise.
12382 (Output_data_got::add_local_pair_with_rel): New function.
12383 (Output_data_got::add_local_pair_with_rela): New function.
12384 (Output_data_got::add_global_tls): Removed.
12385 (Output_data_got::add_global_tls_with_rel): Removed.
12386 (Output_data_got::add_global_tls_with_rela): Removed.
12387 (Output_data_got::add_local_tls): Removed.
12388 (Output_data_got::add_local_tls_with_rel): Removed.
12389 (Output_data_got::add_local_tls_with_rela): Removed.
12390 * resolve.cc (Symbol::override_base_with_special): Removed
12391 reference to has_got_offset_ field.
12392 * symtab.cc (Symbol::init_fields): Replaced initialization
12393 of got_offset_ with got_offsets_. Removed initialization
12394 of has_got_offset_
53fcba31 12395 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12396 (Symbol::got_offset): Likewise.
12397 (Symbol::set_got_offset): Likewise.
12398 (Symbol::has_tls_got_offset): Removed.
12399 (Symbol::tls_got_offset): Removed.
12400 (Symbol::set_tls_got_offset): Removed.
12401 (Symbol::got_offset_): Removed.
12402 (Symbol::tls_mod_got_offset_): Removed.
12403 (Symbol::tls_pair_got_offset_): Removed.
12404 (Symbol::got_offsets_): New field.
12405 (Symbol::has_got_offset): Removed.
12406 (Symbol::has_tls_mod_got_offset): Removed.
12407 (Symbol::has_tls_pair_got_offset): Removed.
12408 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12409 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12410 member functions.
12411 (Target_x86_64::Scan::global): Likewise.
12412 (Target_x86_64::Relocate::relocate): Likewise.
12413 (Target_x86_64::Relocate::relocate_tls): Likewise.
12414
bd52eafb
BE		 124152008-03-25 Ben Elliston <bje@au.ibm.com>
12416
12417 * yyscript.y: Fix spelling error in comment.
12418
8b105e34
ILT		 124192008-03-24 Ian Lance Taylor <iant@google.com>
12420
8ed814a9
ILT		 12421 * options.h (class General_options): Define build_id option.
12422 * layout.h (class Layout): Declare write_build_id, create_note,
12423 create_build_id. Add build_id_note_ member.
12424 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12425 "libiberty.h", "md5.h", "sha1.h".
12426 (Layout::Layout): Initialize eh_frame_data_,
12427 eh_frame_hdr_section_, and build_id_note_.
12428 (Layout::finalize): Call create_build_id.
12429 (Layout::create_note): New function, broken out of
12430 Layout::create_gold_note.
12431 (Layout::create_gold_note): Call create_note.
12432 (Layout::create_build_id): New function.
12433 (Layout::write_build_id): New function.
12434 (Close_task_runner::run): Call write_build_id.
12435
8b105e34
ILT		 12436 * x86_64.cc: Correct license to GPLv3.
12437
086a1841
ILT		 124382008-03-23 Ian Lance Taylor <iant@google.com>
12439
12440 * options.cc: Include "demangle.h".
12441 (parse_optional_string): New function.
12442 (parse_long_option): Handle takes_optional_argument.
12443 (parse_short_option): Update dash_z initializer. Handle
12444 takes_optional_argument.
12445 (General_options::General_options): Initialize do_demangle_.
12446 (General_options::finalize): Set do_demangle_. Handle demangling
12447 style.
12448 * options.h (parse_optional_string): Declare.
12449 (struct One_option): Add optional_arg field. Update constructor.
12450 Update call constructor calls. Add takes_optional_argument
12451 function.
12452 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12453 (DEFINE_optional_string): Define.
12454 (General_options::demangle): Change from DEFINE_bool to
12455 DEFINE_optional_string.
12456 (General_options::no_demangle): New function.
12457 (General_options::do_demangle): New function.
12458 (General_options::set_do_demangle): New function.
12459 (General_options::execstack_status_): Move definition to end of
12460 class definition.
12461 (General_options::static_): Likewise.
12462 (General_options::do_demangle_): New field.
12463 * object.cc (big_endian>::get_symbol_location_info): Call
12464 Options::do_demangle, not Options::demangle.
12465 * symtab.cc (demangle): Likewise.
12466
cbb93e63
ILT		 124672008-03-22 Ian Lance Taylor <iant@google.com>
12468
12469 * gold.h: Include <cstddef> and <sys/types.h>
12470 * options.h: Include <cstring>.
12471
ec531623
ILT		 124722008-03-21 Ian Lance Taylor <iant@google.com>
12473
12474 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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