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[deliverable/binutils-gdb.git] / gold / ChangeLog
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3660ff06
L		 12012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2
3 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
4 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
5 under x32.
6
fc51264f
L		 72012-01-09 H.J. Lu <hongjiu.lu@intel.com>
8
9 * x86_64.cc: Initial support for x32.
10
dd74ae06
CC		 112012-01-03 Cary Coutant <ccoutant@google.com>
12
13 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
14 Use abstract base class for GOT.
15 * gold/output.h (class Output_data_got_base): New abstract base class.
16 (class Output_data_got): Derive from new base class, adjust ctors.
17 (Output_data_got::reserve_slot): Make virtual; rename to
18 do_reserve_slot; Adjust callers.
19 * gold/target.h (Sized_target::init_got_plt_for_update): Return
20 pointer to abstract base class.
21 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
22
83896202
ILT		 232011-12-18 Ian Lance Taylor <iant@google.com>
24
25 * object.h (Relobj::local_symbol_value): New function.
26 (Relobj::local_plt_offset): New function.
27 (Relobj::local_has_got_offset): New function.
28 (Relobj::local_got_offset): New function.
29 (Relobj::set_local_got_offset): New function.
30 (Relobj::do_local_symbol_value): New pure virtual function.
31 (Relobj::do_local_plt_offset): Likewise.
32 (Relobj::do_local_has_got_offset): Likewise.
33 (Relobj::do_local_got_offset): Likewise.
34 (Relobj::do_set_local_got_offset): Likewise.
35 (Sized_relobj::do_local_has_got_offset): Rename from
36 local_has_got_offset.
37 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
38 (Sized_relobj::do_set_local_got_offset): Rename from
39 set_local_got_offset.
40 (Sized_relobj_file::do_local_plt_offset): Rename from
41 local_plt_offset.
42 (Sized_relobj_file::do_local_symbol_value): New function.
43 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
44 local_plt_offset.
45 * output.cc (Output_data_got::Got_entry::write): Change object to
46 Relobj. Use local_symbol_value.
47 (Output_data_got::add_global_with_rel): Change rel_dyn to
48 Output_data_reloc_generic*. Use add_global_generic.
49 (Output_data_got::add_global_with_rela): Remove. Change all
50 callers to use add_global_with_rel.
51 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
52 Output_data_reloc_generic*. Use add_global_generic.
53 (Output_data_got::add_global_pair_with_rela): Remove. Change all
54 callers to use add_global_pair_with_rel.
55 (Output_data_got::add_local): Change object to Relobj*.
56 (Output_data_got::add_local_plt): Likewise.
57 (Output_data_got::add_local_with_rel): Change object to Relobj*,
58 change rel_dyn to Output_data_reloc_generic*. Use
59 add_local_generic.
60 (Output_data_got::add_local_with_rela): Remove. Change all
61 callers to use all_local_with_rel.
62 (Output_data_got::add_local_pair_with_rel): Change object to
63 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
64 add_output_section_generic.
65 (Output_data_got::add_local_pair_with_rela): Remove. Change all
66 callers to use add_local_pair_with_rel.
67 (Output_data_got::reserve_local): Change object to Relobj*.
68 * output.h: (class Output_data_reloc_generic): Add pure virtual
69 declarations for add_global_generic, add_local_generic,
70 add_output_section_generic.
71 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
72 functions for Output_data_reloc_generic. Update declarations for
73 changes listed in output.cc.
74 (class Output_data_got): Change template parameter to got_size.
75 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
76 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
77 function.
78 (Sized_relobj_incr::do_local_plt_offset): New function.
79 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
80 add_global_generic.
81
76677ad0
CC		 822011-12-17 Cary Coutant <ccoutant@google.com>
83
84 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
85 * resolve.cc (Symbol_table::resolve): Likewise.
86 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
87 arrays.
88 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
89
8b8dd8d5
ILT		 902011-12-16 Ian Lance Taylor <iant@google.com>
91
92 * output.h (Output_data_reloc_generic::add): Only call
93 add_dynamic_reloc if this is a dynamic reloc section.
94
d55525b9
L		 952011-12-15 H.J. Lu <hongjiu.lu@intel.com>
96
97 PR gold/13505
98 * target-reloc.h (apply_relocation): Replace <64, false> with
99 <size, big_endian>.
100
ff81c7c1
NC		 1012011-11-25 Nick Clifton <nickc@redhat.com>
102
103 * po/it.po: New Italian translation.
104
628f39be
SA		 1052011-11-17 Sterling Augustine <saugustine@google.com>
106
107 * script.cc (script_include_directive): Implement.
108 (read_script_file): New local variables name and search_path. Update
109 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
110 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
111 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
112
98ef3ea4
SA		 1132011-11-11 Sterling Augustine <saugustine@google.com>
114
115 * yyscript.y (section_cmd): Add support for INCLUDE directive.
116 (file_or_sections_cmd): Likewise.
117
f4a8b6d7
DK		 1182011-11-11 Doug Kwan <dougkwan@google.com>
119
120 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
121 if --just-symbols is given.
122
29ab395d
DK		 1232011-11-10 Doug Kwan <dougkwan@google.com>
124
125 PR gold/13362
126 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
127 when processing data relocs.
128 * reloc.h (Relocate_functions::rel_unaligned): New method.
129 (Relocate_functions::pcrel_unaligned): Ditto.
130 (Relocate_functions::rel32_unaligned): Ditto.
131 (Relocate_functions::pcrel32_unaligned): Ditto.
132
2c339f71
DK		 1332011-11-09 Doug Kwan <dougkwan@google.com>
134
135 PR gold/13362
136 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
137 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
138 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
139 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
140 (Relocate_functions::rel_unaligned): New.
141 (Relocate_functions::rel32_unaligned): New.
142 * target-reloc.h (relocate_for_relocatable): Add code to handle
143 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
144 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
145 arm_unaligned_reloc_r): New targets.
146 * testsuite/Makefile.in: Regenerate.
147 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
148 linking.
149
3f3cddf1
ILT		 1502011-11-02 Ian Lance Taylor <iant@google.com>
151
152 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
153 NATIVE_LINKER.
154 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
155 * options.cc (General_options::finalize): Use library search path
156 from configure script if specified. If not native and no sysroot,
157 only search TOOLLIBDIR.
158 * options.h (Search_directory::Search_directory): Change name to
159 const std::string&.
160 (General_options::add_to_library_path_with_sysroot): Change arg to
161 const std::string&.
162 * configure, Makefile.in, config.in: Rebuild.
163
a8e2273b
ILT		 1642011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
165
166 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
167 we are working around the ARM1176 Erratum.
168 * options.h (General_options::fix_arm1176): Add option.
169 * testsuite/Makefile.am: Add testcases, and keep current ones
170 working.
171 * testsuite/Makefile.in: Regenerate.
172 * testsuite/arm_fix_1176.s: New file.
173 * testsuite/arm_fix_1176.sh: Likewise.
174
cd6eab1c
ILT		 1752011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
176
177 * arm.cc (Target_arm::Target_arm): Remove initialisation of
178 may_use_blx_.
179 (Target_arm::may_use_blx): Remove method.
180 (Target_arm::set_may_use_blx): Likewise.
181 (Target_arm::may_use_v4t_interworking): New method.
182 (Target_arm::may_use_v5t_interworking): Likewise.
183 (Target_arm::may_use_blx_): Remove member variable.
184 (Arm_relocate_functions::arm_branch_common): Check for v5T
185 interworking.
186 (Arm_relocate_functions::thumb_branch_common): Likewise.
187 (Reloc_stub::stub_type_for_reloc): Likewise.
188 (Target_arm::do_finalize_sections): Correct interworking checks.
189 * testsuite/Makefile.am: Add new tests.
190 * testsuite/Makefile.in: Regenerate.
191 * testsuite/arm_farcall_arm_arm.s: New test.
192 * testsuite/arm_farcall_arm_arm.sh: Likewise.
193 * testsuite/arm_farcall_arm_thumb.s: Likewise.
194 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
195 * testsuite/arm_farcall_thumb_arm.s: Likewise.
196 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
197 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
198 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
199
286adcf4
CC		 2002011-10-31 Cary Coutant <ccoutant@google.com>
201
202 PR gold/13023
203 * expression.cc (Expression::eval_with_dot): Add
204 is_section_dot_assignment parameter.
205 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
206 absolute and assigning to dot within a section.
207 * script-sections.cc
208 (Output_section_element_assignment::set_section_addresses): Pass
209 dot_section to set_if_absolute.
210 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
211 as is_section_dot_assignment flag to eval_with_dot.
212 (Output_section_element_dot_assignment::set_section_addresses):
213 Likewise.
214 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
215 parameter. Also set value if relative to dot_section; set the
216 symbol's output_section.
217 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
218 parameter. Adjust all callers.
219 (Expression::eval_maybe_dot): Likewise.
220 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
221 Adjust all callers.
222 * testsuite/script_test_2.t: Test assignment of an absolute value
223 to dot within an output section element.
224
9634ed06
CC		 2252011-10-31 Cary Coutant <ccoutant@google.com>
226
227 * options.h (class General_options): Add --[no-]gnu-unique options.
228 * symtab.cc (Symbol_table::sized_write_globals): Convert
229 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
230
de4101c7
CC		 2312011-10-31 Cary Coutant <ccoutant@google.com>
232
233 PR gold/13359
234 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
235 unnecessary assertion.
236 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
237
7257cc92
ST		 2382011-10-31 Sriraman Tallam <tmsriram@google.com>
239
240 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
241 gc_mark_symbol.
242 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
243 gc_mark_symbol.
244 Change to just keep the section associated with symbol.
245 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
246 they are externally visible and --export-dynamic is turned on.
247 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
248
bfc34b3f
ILT		 2492011-10-19 Ian Lance Taylor <iant@google.com>
250
251 PR gold/13163
252 * script-sections.cc
253 (Output_section_element_dot_assignment::needs_output_section): New
254 function.
255
ea0d8c47
ILT		 2562011-10-19 Ian Lance Taylor <iant@google.com>
257
258 PR gold/13204
259 * layout.cc (Layout::segment_precedes): Don't assert failure if a
260 --section-start option was seen.
261 * options.h (General_options::any_section_start): New function.
262
abd242a9
DM		 2632011-10-18 David S. Miller <davem@davemloft.net>
264
265 PR binutils/13301
266 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
267 member to track relocation locations that have moved during TLS
268 reloc optimizations.
269 (Target_sparc::Relocate::Relocate): Initialize to NULL.
270 (Target_sparc::Relocate::relocate): Adjust view down by 4
271 bytes if it matches reloc_adjust_addr_.
272 (Target_sparc::Relocate::relocate_tls): Always move the
273 __tls_get_addr call delay slot instruction forward 4 bytes when
274 performing relaxation.
275
bab9090f
CC		 2762011-10-18 Cary Coutant <ccoutant@google.com>
277
278 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
279 (Output_file::map_no_anonymous): Check for non-zero
280 return code from posix_fallocate.
281
f7c5b166
CC		 2822011-10-17 Cary Coutant <ccoutant@google.com>
283
284 PR gold/13245
285 * plugin.cc (is_visible_from_outside): Check for symbols
286 referenced from dynamic objects.
287 * resolve.cc (Symbol_table::resolve): Don't count references
288 from dynamic objects as references from real ELF files.
289 * testsuite/plugin_test_2.sh: Adjust expected result.
290
b490c0bb
CC		 2912011-10-17 Cary Coutant <ccoutant@google.com>
292
293 * gold.cc: Include timer.h.
294 (queue_middle_tasks): Stamp time.
295 (queue_final_tasks): Likewise.
296 * main.cc (main): Store timer in parameters. Print timers
297 for each pass.
298 * parameters.cc (Parameters::Parameters): Initialize timer_.
299 (Parameters::set_timer): New function.
300 (set_parameters_timer): New function.
301 * parameters.h (Parameters::set_timer): New function.
302 (Parameters::timer): New function.
303 (Parameters::timer_): New data member.
304 (set_parameters_timer): New function.
305 * timer.cc (Timer::stamp): New function.
306 (Timer::get_pass_time): New function.
307 * timer.h (Timer::stamp): New function.
308 (Timer::get_pass_time): New function.
309 (Timer::pass_times_): New data member.
310
f475cf7b
CC		 3112011-10-17 Cary Coutant <ccoutant@google.com>
312
313 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
314 task for members of lib groups.
315
cdd7e244
CC		 3162011-10-17 Cary Coutant <ccoutant@google.com>
317
318 PR gold/13288
4f95c8b4 319 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 320 (File_read::make_view): Move bounds check (replace with assert)...
321 (File_read::find_or_make_view): ... to here.
322
dfb45471
CC		 3232011-10-12 Cary Coutant <ccoutant@google.com>
324
4f95c8b4 325 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 326 ::read returns less than requested size.
327
53bbcc1b
CC		 3282011-10-10 Cary Coutant <ccoutant@google.com>
329
4f95c8b4 330 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 331 Initialize defined_count_.
332 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
333 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
334 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
335 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
336 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 337 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 338 member.
339 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 340 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 341 Return zeroes instead of internal error.
342
397b129b
CC		 3432011-10-10 Cary Coutant <ccoutant@google.com>
344
345 PR gold/13249
4f95c8b4 346 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 347 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 348 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 349 (Output_reloc::type_): Adjust size of bit field.
350 (Output_reloc::use_plt_offset_): New bit field.
351 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
352 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
353 flag. Adjust all callers.
4f95c8b4 354 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 355 creating RELATIVE relocations.
356
d5698657
NC		 3572011-10-10 Nick Clifton <nickc@redhat.com>
358
359 * po/es.po: Updated Spanish translation.
360 * po/fi.po: Updated Finnish translation.
361
6a59a5c2
DN		 3622011-10-03 Diego Novillo <dnovillo@google.com>
363
364 * options.cc (parse_uint): Fix dereference of RETVAL.
365
f0558624
ST		 3662011-09-29 Sriraman Tallam <tmsriram@google.com>
367
368 * layout.h (section_order_map_): New member.
369 (get_section_order_map): New member function.
370 * output.cc (Output_section::add_input_section): Check for patterns
371 only when --section-ordering-file is specified.
372 * gold.cc (queue_middle_tasks): Delay updating order of sections till
373 output_sections have been formed.
374 * layout.cc (Layout_Layout): Initialize section_order_map_.
375 * plugin.cc (update_section_order): Store order in order_map. Do not
376 update the order.
377 * testsuite/Makefile.am: Add test case for plugin_final_layout.
378 * testsuite/Makefile.in: Regenerate.
379 * testsuite/plugin_section_order.c: New file.
380 * testsuite/plugin_final_layout.cc: New file.
381 * testsuite/plugin_final_layout.sh: New file.
382
a7dac153
CC		 3832011-09-29 Cary Coutant <ccoutant@google.com>
384
4f95c8b4 385 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 386 Check for NULL.
4f95c8b4 387 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 388 symbols during incremental update.
389 (Symbol_table::add_from_dynobj): Likewise.
390
eebd87a5
ILT		 3912011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
392 Ian Lance Taylor <iant@google.com>
393
394 * symtab.cc (Symbol_table::define_special_symbol): Always
395 canonicalize version string.
396
403a3331
CC		 3972011-09-26 Cary Coutant <ccoutant@google.com>
398
4f95c8b4
CC		 399 * gold.cc (queue_initial_tasks): Move option checks ...
400 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 401 some options; make others fatal.
402
235061c2
CC		 4032011-09-26 Cary Coutant <ccoutant@google.com>
404
405 gcc PR lto/47247
406 * plugin.cc (get_symbols_v2): New function.
407 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
408 (is_referenced_from_outside): New function.
409 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
410 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
411 (get_symbols): Pass version parameter.
412 (get_symbols_v2): New function.
413 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
414 parameter.
415 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
416 (onload): Add LDPT_GET_SYMBOLS_V2.
417 (all_symbols_read_hook): Use get_symbols_v2; check for
418 LDPR_PREVAILING_DEF_IRONLY_EXP.
419 * testsuite/plugin_test_3.sh: Update expected results.
420
dc87f620
ILT		 4212011-09-23 Simon Baldwin <simonb@google.com>
422
423 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
424 configuration options.
425 * configure: Regenerate.
426 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
427 * Makefile.in: Regenerate.
428 * testsuite/Makefile.in: Regenerate.
429
a8279f82
ST		 4302011-09-19 Sriraman Tallam <tmsriram@google.com>
431
432 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
433
0c9350c8
CC		 4342011-09-19 Cary Coutant <ccoutant@google.com>
435
436 * incremental.cc (can_incremental_update): Fix typo in comment.
437 * incremental.h (can_incremental_update): Likewise.
438
aa06ae28
CC		 4392011-09-18 Cary Coutant <ccoutant@google.com>
440
441 * incremental.cc (can_incremental_update): New function.
442 * incremental.h (can_incremental_update): New function.
443 * layout.cc (Layout::init_fixed_output_section): Call it.
444 (Layout::make_output_section): Don't allow patch space in .eh_frame.
445 * object.cc (Sized_relobj_file::do_layout): Call
446 can_incremental_update.
447
ebb300b2
CC		 4482011-09-13 Cary Coutant <ccoutant@google.com>
449
450 * configure.ac: Check for glibc support for gnu_indirect_function
451 support with static linking, setting automake conditional
452 IFUNC_STATIC.
453 * Makefile.in: Regenerate.
454 * configure: Regenerate.
455
456 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
457 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
458 for IFUNC_STATIC.
459 * testsuite/Makefile.in: Regenerate.
460
1206d0d5
CC		 4612011-09-13 Cary Coutant <ccoutant@google.com>
462
463 * incremental.cc (Sized_relobj_incr::do_layout): Call
464 report_comdat_group for kept comdat sections.
465 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
466 * testsuite/Makefile.in: Regenerate.
467 * testsuite/incr_comdat_test_1.cc: New source file.
468 * testsuite/incr_comdat_test_2_v1.cc: New source file.
469 * testsuite/incr_comdat_test_2_v2.cc: New source file.
470 * testsuite/incr_comdat_test_2_v3.cc: New source file.
471
40b29874
ILT		 4722011-09-13 Ian Lance Taylor <iant@google.com>
473
474 * object.cc (Sized_relobj_file::do_layout): Remove unused local
475 variable external_symbols_offset.
476
1b045aac
ILT		 4772011-09-12 Ian Lance Taylor <iant@google.com>
478
479 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
480 triggered if object has no symbols.
481
24c6c55a
DM		 4822011-09-09 David S. Miller <davem@davemloft.net>
483
484 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
485 (Output_fill_debug_line::do_write): Likewise.
486
66570254
CC		 4872011-08-29 Cary Coutant <ccoutant@google.com>
488
489 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
490 casts to match formatting specs.
491 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
492
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494
495 * layout.cc (Free_list::allocate): Provide guarantee of minimum
496 remaining hole size when allocating.
497 (Layout::make_output_section): Set fill methods for debug sections.
498 * layout.h (Free_list::Free_list_node): Move from private to
499 public.
500 (Free_list::set_min_hole_size): New function.
501 (Free_list::begin, Free_list::end): New functions.
502 (Free_list::min_hole_): New data member.
503 * output.cc: Include dwarf.h.
504 (Output_fill_debug_info::do_minimum_hole_size): New function.
505 (Output_fill_debug_info::do_write): New function.
506 (Output_fill_debug_line::do_minimum_hole_size): New function.
507 (Output_fill_debug_line::do_write): New function.
508 (Output_section::Output_section): Initialize new data member.
509 (Output_section::set_final_data_size): Ensure patch space is larger
510 than minimum hole size.
511 (Output_section::do_write): Fill holes in debug sections.
512 * output.h (Output_fill): New class.
513 (Output_fill_debug_info): New class.
514 (Output_fill_debug_line): New class.
515 (Output_section::set_free_space_fill): New function.
516 (Output_section::free_space_fill_): New data member.
517 * testsuite/Makefile.am (incremental_test_3): Add
518 --incremental-patch option.
519 (incremental_test_4): Likewise.
520 (incremental_test_5): Likewise.
521 (incremental_test_6): Likewise.
522 (incremental_copy_test): Likewise.
523 (incremental_common_test_1): Likewise.
524 * testsuite/Makefile.in: Regenerate.
525
7cf80422
NC		 5262011-08-26 Nick Clifton <nickc@redhat.com>
527
528 * po/es.po: Updated Spanish translation.
529
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CC		 5302011-08-01 Cary Coutant <ccoutant@google.com>
531
532 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
533 * gold/testsuite/Makefile.in: Regenerate.
534 * gold/testsuite/justsyms_exec.c: New source file.
535 * gold/testsuite/justsyms_lib.c: New source file.
536
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CC		 5372011-08-01 Cary Coutant <ccoutant@google.com>
538
539 * layout.cc (Layout::set_segment_offsets): Don't realign text
540 segment if -Ttext was specified.
541 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
542 file type.
543 * object.h (Sized_relobj_file::e_type): New function.
544 (Sized_relobj_file::e_type_): New data member.
545 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
546 base address for ET_EXEC files.
547 * target.cc (Target::do_make_elf_object_implementation): Allow
548 ET_EXEC files with --just-symbols option.
549
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CC		 5502011-07-28 Cary Coutant <ccoutant@google.com>
551
552 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
553 Add thread_number parameter.
554 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
555 * workqueue-threads.cc
556 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
557 current thread if its thread number is greater than desired thread
558 count.
559 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
560 Add thread_number parameter.
561 (Workqueue::should_cancel_thread): Likewise.
562 (Workqueue::find_runnable_or_wait): Pass thread_number to
563 should_cancel_thread.
564 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
565 parameter.
566
804eb480
ST		 5672011-07-22 Sriraman Tallam <tmsriram@google.com>
568
569 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
570 only after checking if it cannot be forced local.
571 * symtab.h (is_externally_visible): Check if the symbol is not forced
572 local.
573
f1ddb600
ILT		 5742011-07-15 Ian Lance Taylor <iant@google.com>
575
576 * options.h (class General_options): Add --print-output-format.
577 Move -EL next to -EB, for better --help output.
578 * target-select.cc: Include <cstdio>, "options.h", and
579 "parameters.h".
580 (Target_selector::do_target_bfd_name): New function.
581 (print_output_format): New function.
582 * target-select.h (class Target_selector): Update declarations.
583 (Target_selector::target_bfd_name): New function.
584 (print_output_format): Declare.
585 * main.cc: Include "target-select.h".
586 (main): Handle --print-output-format.
587 * gold.cc: Include "target-select.h".
588 (queue_initial_tasks): Handle --print-output-format when there are
589 no input files.
590 * parameters.cc (parameters_force_valid_target): Give a better
591 error message if -EB/-EL does not match target.
592 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
593 function.
594
7d172687
ILT		 5952011-07-15 Ian Lance Taylor <iant@google.com>
596
597 * i386.cc (class Output_data_plt_i386): Add layout_ field.
598 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
599 (Output_data_plt_i386::do_write): Write address of .dynamic
600 section to first entry in .got.plt section.
601 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
602 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
603 Initialize layout_.
604 (Output_data_plt_x86_64::do_write): Write address of .dynamic
605 section to first entry in .got.plt section.
606 * layout.h (Layout::dynamic_section): New function.
607
e9552f7e
ST		 6082011-07-13 Sriraman Tallam <tmsriram@google.com>
609
610 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
611 to claim_file call.
612 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
613 input_section_position_, and input_section_glob_.
614 (read_layout_from_file): Call function section_ordering_specified.
615 * layout.h (is_section_ordering_specified): New function.
616 (section_ordering_specified): New function.
617 (section_ordering_specified_): New boolean member.
618 * main.cc(main): Call load_plugins after layout object is defined.
619 * output.cc (Output_section::add_input_section): Use
620 function section_ordering_specified to check if section ordering is
621 needed.
622 * output.cc (Output_section::add_relaxed_input_section): Use
623 function section_ordering_specified to check if section ordering is
624 needed.
625 (Output_section::update_section_layout): New function.
626 (Output_section::sort_attached_input_sections): Check if input section
627 must be reordered.
628 * output.h (Output_section::update_section_layout): New function.
629 * plugin.cc (get_section_count): New function.
630 (get_section_type): New function.
631 (get_section_name): New function.
632 (get_section_contents): New function.
633 (update_section_order): New function.
634 (allow_section_ordering): New function.
635 (Plugin::load): Add the new interfaces to the transfer vector.
636 (Plugin_manager::load_plugins): New parameter.
637 (Plugin_manager::all_symbols_read): New parameter.
638 (Plugin_manager::claim_file): New parameter. Save the elf object for
639 unclaimed objects.
640 (Plugin_manager::get_elf_object): New function.
641 (Plugin_manager::get_view): Change to directly use the bool to check
642 if get_view is called from claim_file_hook.
643 * plugin.h (input_objects): New function
644 (Plugin__manager::load_plugins): New parameter.
645 (Plugin_manager::claim_file): New parameter.
646 (Plugin_manager::get_elf_object): New function.
647 (Plugin_manager::in_claim_file_handler): New function.
648 (Plugin_manager::in_claim_file_handler_): New member.
649 (layout): New function.
650 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
651 handler with an extra parameter. Make the elf object before calling
652 claim_file handler.
653 * testsuite/plugin_test.c (get_section_count): New function pointer.
654 (get_section_type): New function pointer.
655 (get_section_name): New function pointer.
656 (get_section_contents): New function pointer.
657 (update_section_order): New function pointer.
658 (allow_section_ordering): New function pointer.
659 (onload): Check if the new interfaces exist.
660
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662
663 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
664 relro section.
665 * x86_64.cc (Target_x86_64::got_section): Likewise.
666 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
667 (relro_now_test_SOURCES): New variable.
668 (relro_now_test_DEPENDENCIES): New variable.
669 (relro_now_test_LDFLAGS): New variable.
670 (relro_now_test_LDADD): New variable.
671 (relro_now_test.so): New target.
672 * testsuite/Makefile.in: Rebuild.
673
07aa62f2
ILT		 6742011-07-12 Ian Lance Taylor <iant@google.com>
675
676 PR gold/12980
677 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
678 GLOB_DAT relocation rather than a RELATIVE relocation for a
679 protected symbol when creating a shared library.
680 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
681 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
682 * testsuite/protected_main_1.cc (main): Test that protected
683 function has same address.
684
e2153196
ILT		 6852011-07-11 Ian Lance Taylor <iant@google.com>
686
687 PR gold/12979
688 * options.h (class General_options): Add -Bgroup.
689 * options.cc (General_options::finalize): If -Bgroup is set,
690 default to --unresolved-symbols=report-all.
691 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
692 * target-reloc.h (issue_undefined_symbol_error): Handle
693 --unresolved-symbols=report-all.
694
6daf5215
ILT		 6952011-07-08 Ian Lance Taylor <iant@google.com>
696
697 PR gold/11985
698 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
699 if linker script discards key sections.
700 (Layout::create_dynamic_symtab): Likewise.
701 (Layout::assign_local_dynsym_offsets): Likewise.
702 (Layout::sized_create_version_sections): Likewise.
703 (Layout::create_interp): Likewise.
704 (Layout::finish_dynamic_section): Likewise.
705 (Layout::set_dynamic_symbol_size): Likewise.
706
beabb2c6
ILT		 7072011-07-08 Ian Lance Taylor <iant@google.com>
708
709 PR gold/12386
710 * options.h (class General_options): Add --unresolved-symbols.
711 * target-reloc.h (issue_undefined_symbol_error): Check
712 --unresolved-symbols. Add comments.
713
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ILT		 7142011-07-08 Ian Lance Taylor <iant@google.com>
715
716 * testsuite/odr_violation2.cc (Ordering::operator()): Make
717 expression more complex.
718
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ILT		 7192011-07-08 Ian Lance Taylor <iant@google.com>
720
721 PR gold/11317
722 * target-reloc.h (issue_undefined_symbol_error): New inline
723 function, broken out of relocate_section.
724 (relocate_section): Call issue_undefined_symbol_error.
725 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
726 there is no TLS segment if we are about to issue an undefined
727 symbol error.
728 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
729
62855347
ILT		 7302011-07-08 Ian Lance Taylor <iant@google.com>
731
732 PR gold/12279
733 * resolve.cc (Symbol_table::should_override): Add fromtype
734 parameter. Change all callers. Give error when linking together
735 TLS and non-TLS symbol.
736 (Symbol_table::should_override_with_special): Add fromtype
737 parameter. Change all callers.
738 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
739 there is no TLS segment if we have reported some errors.
740 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
741
67181c72
ILT		 7422011-07-08 Ian Lance Taylor <iant@google.com>
743
744 PR gold/12372
745 * target.h (Target::plt_address_for_global): New function.
746 (Target::plt_address_for_local): New function.
747 (Target::plt_section_for_global): Remove.
748 (Target::plt_section_for_local): Remove.
749 (Target::do_plt_address_for_global): New virtual function.
750 (Target::do_plt_address_for_local): New virtual function.
751 (Target::do_plt_section_for_global): Remove.
752 (Target::do_plt_section_for_local): Remove.
753 (Target::register_global_plt_entry): Add Symbol_table and Layout
754 parameters.
755 * output.cc (Output_data_got::Got_entry::write): Use
756 plt_address_for_global and plt_address_for_local.
757 * layout.cc (Layout::add_target_dynamic_tags): Use size and
758 address of output section.
759 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
760 got_irelative_, and irelative_count_ fields. Update
761 declarations.
762 (Output_data_plt_i386::has_irelative_section): New function.
763 (Output_data_plt_i386::entry_count): Add irelative_count_.
764 (Output_data_plt_i386::set_final_data_size): Likewise.
765 (class Target_i386): Add got_irelative_ and rel_irelative_
766 fields. Update declarations.
767 (Target_i386::Target_i386): Initialize new fields.
768 (Target_i386::do_plt_address_for_global): New function replacing
769 do_plt_section_for_global.
770 (Target_i386::do_plt_address_for_local): New function replacing
771 do_plt_section_for_local.
772 (Target_i386::got_section): Create got_irelative_.
773 (Target_i386::rel_irelative_section): New function.
774 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
775 fields. Don't define __rel_iplt_{start,end}.
776 (Output_data_plt_i386::add_entry): Add symtab and layout
777 parameters. Change all callers. Use different PLT and GOT for
778 IFUNC symbols.
779 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
780 layout parameters. Change all callers. Use different PLT and
781 GOT.
782 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
783 (Output_data_plt_i386::rel_irelative): New function.
784 (Output_data_plt_i386::address_for_global): New function.
785 (Output_data_plt_i386::address_for_local): New function.
786 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
787 IRELATIVE GOT when changing IFUNC GOT entries.
788 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
789 reloc.
790 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
791 if we didn't create an IRELATIVE GOT.
792 (Target_i386::Relocate::relocate): Use plt_address_for_global and
793 plt_address_for_local.
794 (Target_i386::do_dynsym_value): Use plt_address_for_global.
795 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
796 got_irelative_, and irelative_count_ fields. Update
797 declarations.
798 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
799 Initialize new fields. Remove symtab parameter. Change all
800 callers.
801 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
802 irelative_count_.
803 (Output_data_plt_x86_64::has_irelative_section): New function.
804 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
805 (class Target_x86_64): Add got_irelative_ and rel_irelative_
806 fields. Update declarations.
807 (Target_x86_64::Target_x86_64): Initialize new fields.
808 (Target_x86_64::do_plt_address_for_global): New function replacing
809 do_plt_section_for_global.
810 (Target_x86_64::do_plt_address_for_local): New function replacing
811 do_plt_section_for_local.
812 (Target_x86_64::got_section): Create got_irelative_.
813 (Target_x86_64::rela_irelative_section): New function.
814 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
815 all callers. Don't create __rel_iplt_{start,end}.
816 (Output_data_plt_x86_64::add_entry): Add symtab and layout
817 parameters. Change all callers. Use different PLT and GOT for
818 IFUNC symbols.
819 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
820 layout parameters. Change all callers. Use different PLT and
821 GOT.
822 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
823 parameters. Change all callers. Use different PLT and GOT for
824 IFUNC symbols.
825 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
826 (Output_data_plt_x86_64::rela_irelative): New function.
827 (Output_data_plt_x86_64::address_for_global): New function.
828 (Output_data_plt_x86_64::address_for_local): New function.
829 (Output_data_plt_x86_64::set_final_data_size): Likewise.
830 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
831 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
832 (Target_x86_64::register_global_plt_entry): Add symtab and layout
833 parameters.
834 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
835 reloc.
836 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
837 symbols if we didn't create an IRELATIVE GOT.
838 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
839 plt_address_for_local.
840 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
841 * testsuite/ifuncvar1.c: New test file.
842 * testsuite/ifuncvar2.c: New test file.
843 * testsuite/ifuncvar3.c: New test file.
844 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
845 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
846 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
847 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
848 * testsuite/Makefile.in: Rebuild.
849
33c15b45
CC		 8502011-07-07 Cary Coutant <ccoutant@google.com>
851
852 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
853 (two_file_test_1_ndebug.o): Likewise.
854 (two_file_test_1b_ndebug.o): Likewise.
855 (two_file_test_2_ndebug.o): Likewise.
856 (two_file_test_main_ndebug.o): Likewise.
857 (incremental_test_2): Link with no-debug versions.
858
f48b5fb7
CC		 8592011-07-06 Cary Coutant <ccoutant@google.com>
860
861 * gold/incremental.cc
862 (Output_section_incremental_inputs::write_info_blocks): Check for
863 hidden and internal symbols.
864
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CC		 8652011-07-06 Cary Coutant <ccoutant@google.com>
866
867 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
868 Check disposition for startup file.
869 (Incremental_inputs::report_command_line): Ignore
870 --incremental-startup-unchanged option.
871 * options.cc (General_options::parse_incremental_startup_unchanged):
872 New function.
873 (General_options::General_options): Initialize new data member.
874 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
875 (General_options): Add --incremental-startup-unchanged option.
876 (General_options::incremental_startup_disposition): New function.
877 (General_options::incremental_startup_disposition_): New data member.
878
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CC		 8792011-07-06 Cary Coutant <ccoutant@google.com>
880
881 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
882 input file index to Script_info ctor.
883 (Sized_incremental_binary::do_file_has_changed): Find the
884 command-line argument for files named in scripts.
885 * incremental.h (Script_info::Script_info): New ctor
886 with input file index.
887 (Script_info::input_file_index): New function.
888 (Script_info::input_file_index_): New data member.
889 (Incremental_binary::get_library): Add const.
890 (Incremental_binary::get_script_info): Add const.
891 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
892 * testsuite/Makefile.am (incremental_test_5): New test case.
893 (incremental_test_6): New test case.
894 * testsuite/Makefile.in: Regenerate.
895
8f7c81e8
CC		 8962011-07-06 Cary Coutant <ccoutant@google.com>
897
898 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
899 debug output when command lines differ.
900
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CC		 9012011-07-06 Cary Coutant <ccoutant@google.com>
902
903 * incremental.cc (Incremental_inputs::report_command_line): Ignore
904 --incremental-patch option.
905 * layout.cc (Free_list::allocate): Extend allocation beyond original
906 end if enabled.
907 (Layout::make_output_section): Mark sections that should get
908 patch space.
909 * options.cc (parse_percent): New function.
910 * options.h (parse_percent): New function.
911 (DEFINE_percent): New macro.
912 (General_options): Add --incremental-patch option.
913 * output.cc (Output_section::Output_section): Initialize new data
914 members.
915 (Output_section::add_input_section): Print section name when out
916 of patch space.
917 (Output_section::add_output_section_data): Likewise.
918 (Output_section::set_final_data_size): Add patch space when
919 doing --incremental-full.
920 (Output_section::do_reset_address_and_file_offset): Remove patch
921 space.
922 (Output_segment::set_section_list_addresses): Print debug output
923 only if --incremental-update.
924 * output.h (Output_section::set_is_patch_space_allowed): New function.
925 (Output_section::is_patch_space_allowed_): New data member.
926 (Output_section::patch_space_): New data member.
927 * parameters.cc (Parameters::incremental_full): New function.
928 * parameters.h (Parameters::incremental_full): New function
929 * testsuite/Makefile.am (incremental_test_2): Add test for
930 --incremental-patch option.
931 * testsuite/Makefile.in: Regenerate.
932 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
933 (t18): Remove function body.
934
f6cccc2c
DK		 9352011-07-05 Doug Kwan <dougkwan@google.com>
936
937 PR gold/12771
938 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
939 Arm_Address type for relocation result.
940 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
941 overflow check.
942 (Arm_relocate_functions::abs32): Use unaligned access.
943 (Arm_relocate_functions::rel32): Ditto.
944 (Arm_relocate_functions::prel31): Ditto.
945 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
946 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
947 static data relocations.
948 * testsuite/Makefile.in: Regnerate.
949 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
950
28a13fec
ILT		 9512011-07-05 Ian Lance Taylor <iant@google.com>
952
953 PR gold/12392
954 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
955 symbols if necessary.
956 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
957
24d47b34
ILT		 9582011-07-05 Ian Lance Taylor <iant@google.com>
959
960 PR gold/12952
961 * resolve.cc (Symbol::override_base_with_special): Simply override
962 version with special symbol version, ignoring previous version.
963
41f9cbbe
ILT		 9642011-07-05 Ian Lance Taylor <iant@google.com>
965
966 * object.cc (Sized_relobj_file::include_section_group): Add
967 information to comment about signature location.
968
886288f1
ILT		 9692011-07-02 Ian Lance Taylor <iant@google.com>
970
971 PR gold/12957
972 * options.h (class General_options): Add -f and -F.
973 * options.cc (General_options::finalize): Fatal error if -f/-F
974 are used without -shared.
975 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
976
ae3a6d4f
ILT		 9772011-07-02 Ian Lance Taylor <iant@google.com>
978
979 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
980
21131061
ILT		 9812011-07-01 Ian Lance Taylor <iant@google.com>
982
983 PR gold/12525
984 PR gold/12952
985 * resolve.cc (Symbol::override_base_with_special): Don't override
986 the version if the overriding symbol has a different name.
987 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
988 all callers. If we give an error about an undefined version,
989 define the base version if necessary.
990 * dynobj.h (class Versions): Update declaration.
991 * testsuite/weak_alias_test_5.cc: New file.
992 * testsuite/weak_alias_test.script: New file.
993 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
994 and versioned_alias have the right value, and call t2.
995 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
996 weak_alias_test_5.so.
997 (weak_alias_test_LDADD): Likewise.
998 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
999 * testsuite/Makefile.in: Rebuild.
1000
611062c0
ILT		 10012011-07-01 Ian Lance Taylor <iant@google.com>
1002
1003 PR gold/12525
1004 * options.h (class General_options): Support -z notext.
1005 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1006 -Wl,-z,notext.
1007 (two_file_shared_nonpic.so): Likewise.
1008 (two_file_shared_mixed.so): Likewise.
1009 (two_file_shared_mixed_1.so): Likewise.
1010 (weak_undef_lib_nonpic.so): Likewise.
1011 (alt/weak_undef_lib_nonpic.so): Likewise.
1012 (tls_test_shared_nonpic.so): Likewise.
1013 * testsuite/Makefile.in: Rebuild.
1014
328c7c2f
ILT		 10152011-07-01 Ian Lance Taylor <iant@google.com>
1016
1017 PR gold/12525
1018 * configure.ac: Test whether static linking works, setting
1019 the automake conditional HAVE_STATIC.
1020 * testsuite/Makefile.am: Disable tests using -static if
1021 HAVE_STATIC is not true.
1022 * configure, testsuite/Makefile.in: Rebuild.
1023
02d7cd44
ILT		 10242011-07-01 Ian Lance Taylor <iant@google.com>
1025
1026 PR gold/12525
1027 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1028 Assert if we see DW_EH_PE_indirect.
1029 * target.h (Target::ehframe_datarel_base): New function.
1030 (Target::do_ehframe_datarel_base): New target function.
1031 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1032 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1033 function.
1034
07a60597
ILT		 10352011-07-01 Ian Lance Taylor <iant@google.com>
1036
1037 PR gold/12571
1038 * options.h (class General_options): Add
1039 --ld-generated-unwind-info.
1040 * ehframe.cc (Fde::write): Add address parameter. Change all
1041 callers. If associated with PLT, fill in address and size.
1042 (Cie::set_output_offset): Only add merge mapping if there is an
1043 object.
1044 (Cie::write): Add address parameter. Change all callers.
1045 (Eh_frame::add_ehframe_for_plt): New function.
1046 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1047 input_offset_ fields into union u_, with new plt field.
1048 (Fde::Fde): Adjust for new union field.
1049 (Fde::Fde) [Output_data version]: New constructor.
1050 (Fde::add_mapping): Only add merge mapping if there is an object.
1051 (class Cie): Update declarations.
1052 (class Eh_frame): Declare add_ehframe_for_plt.
1053 * layout.cc (Layout::layout_eh_frame): Break out code into
1054 make_eh_frame_section, and call it.
1055 (Layout::make_eh_frame_section): New function.
1056 (Layout::add_eh_frame_for_plt): New function.
1057 * layout.h (class Layout): Update declarations.
1058 * merge.cc (Merge_map::add_mapping): Add assertion.
1059 * i386.cc: Include "dwarf.h".
1060 (class Output_data_plt_i386): Make first_plt_entry,
1061 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1062 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1063 and plt_eh_frame_fde.
1064 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1065 boundary. Call add_eh_frame_for_plt if appropriate.
1066 * x86_64.cc: Include "dwarf.h".
1067 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1068 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1069 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1070 and plt_eh_frame_fde.
1071 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1072 appropriate.
1073
14788a3f
ILT		 10742011-06-29 Ian Lance Taylor <iant@google.com>
1075
1076 PR gold/12629
1077 * object.cc (Sized_relobj_file::layout_section): Change shdr
1078 parameter to be const.
1079 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1080 out of do_layout.
1081 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1082 appropriate. Call layout_eh_frame_section.
1083 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1084 sections.
1085 * object.h (class Sized_relobj_file): Update declarations.
1086
6c21fce1
ILT		 10872011-06-29 Ian Lance Taylor <iant@google.com>
1088
37e41b03 1089 PR gold/12652
6c21fce1
ILT		 1090 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1091 modifier.
1092 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1093
4d5e4e62
ILT		 10942011-06-29 Ian Lance Taylor <iant@google.com>
1095
1096 PR gold/12675
1097 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1098 SHT_X86_64_UNWIND.
1099 * layout.cc (Layout::layout_eh_frame): Likewise.
1100
886f533a
ILT		 11012011-06-29 Ian Lance Taylor <iant@google.com>
1102
1103 PR gold/12695
1104 * layout.cc (Layout::symtab_section_shndx): New function.
1105 * layout.h (class Layout): Declare symtab_section_shndx.
1106 * output.cc (Output_section::write_header): Call it.
1107
f3ae1b28
ILT		 11082011-06-29 Ian Lance Taylor <iant@google.com>
1109
1110 PR gold/12818
1111 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1112 symbols which are not used in a relocation.
1113
aecf301f
ILT		 11142011-06-28 Ian Lance Taylor <iant@google.com>
1115
1116 PR gold/12898
1117 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1118 script create indistinguishable segments.
1119 (Layout::set_segment_offsets): Use stable_sort when sorting
1120 segments. Pass this to Compare_segments constructor.
1121 * layout.h (class Layout): Make segment_precedes non-static.
1122 (class Compare_segments): Change from struct to class. Add
1123 layout_ field. Add constructor.
1124 * script-sections.cc
1125 (Script_sections::attach_sections_using_phdrs_clause): Rename
1126 local orphan to is_orphan. Don't report failure to put empty
1127 section in segment. On attachment failure, report name of
1128 section, and attach to first PT_LOAD segment.
1129
03ef7571
ILT		 11302011-06-28 Ian Lance Taylor <iant@google.com>
1131
1132 PR gold/12934
1133 * target-select.cc (Target_selector::Target_selector): Add
1134 emulation parameter. Change all callers.
1135 (select_target_by_bfd_name): Rename from select_target_by_name.
1136 Change all callers.
1137 (select_target_by_emulation): New function.
1138 (supported_emulation_names): New function.
1139 * target-select.h (class Target_selector): Add emulation_ field.
1140 Update declarations.
1141 (Target_selector::recognize_by_bfd_name): Rename from
1142 recognize_by_name. Change all callers.
1143 (Target_selector::supported_bfd_names): Rename from
1144 supported_names. Change all callers.
1145 (Target_selector::recognize_by_emulation): New function.
1146 (Target_selector::supported_emulations): New function.
1147 (Target_selector::emulation): New function.
1148 (Target_selector::do_recognize_by_bfd_name): Rename from
1149 do_recognize_by_name. Change all callers.
1150 (Target_selector::do_supported_bfd_names): Rename from
1151 do_supported_names. Change all callers.
1152 (Target_selector::do_recognize_by_emulation): New function.
1153 (Target_selector::do_supported_emulations): New function.
1154 (select_target_by_bfd_name): Change name in declaration.
1155 (select_target_by_emulation): Declare.
1156 (supported_emulation_names): Declare.
1157 * parameters.cc (parameters_force_valid_target): Try to find
1158 target based on emulation from -m option.
1159 * options.h (class General_options): Change doc string for -m.
1160 * options.cc (help): Print emulations.
1161 (General_options::parse_V): Likewise.
1162 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1163 Add emulation parameter. Change all callers.
1164
200b2bb9
ILT		 11652011-06-28 Ian Lance Taylor <iant@google.com>
1166
1167 * target.h (class Target): Add osabi_ field.
1168 (Target::osabi): New function.
1169 (Target::set_osabi): New function.
1170 (Target::Target): Initialize osabi_.
1171 (Target::do_adjust_elf_header): Make pure virtual.
1172 (Sized_target::do_adjust_elf_header): Declare.
1173 * target.cc (Sized_target::do_adjust_elf_header): New function.
1174 (class Sized_target): Instantiate all versions.
1175 * freebsd.h (class Target_freebsd): Remove.
1176 (Target_selector_freebsd::do_recognize): Call set_osabi on
1177 Target.
1178 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1179 (Target_selector_freebsd::set_osabi): Remove.
1180 * i386.cc (class Target_i386): Inherit from Sized_target rather
1181 than Target_freebsd.
1182 * x86_64.cc (class Target_x86_64): Likewise.
1183
b3ce541e
ILT		 11842011-06-28 Ian Lance Taylor <iant@google.com>
1185
1186 * target.h (Target::can_check_for_function_pointers): Rewrite.
1187 Make non-virtual.
1188 (Target::can_icf_inline_merge_sections): Likewise.
1189 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1190 (Target::Target_info): Add can_icf_inline_merge_sections field.
1191 (Target::do_can_check_for_function_pointers): New virtual
1192 function.
1193 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1194 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1195 from can_check_for_function_pointers, move in file.
1196 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1197 section_may_have_icf_unsafe_poineters, move in file.
1198 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1199 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1200 Rename from can_check_for_function_pointers, move in file.
1201 (Target_i386::can_icf_inline_merge_sections): Remove.
1202 (Target_i386::i386_info): Initialize
1203 can_icf_inline_merge_sections.
1204 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1205 Initialize can_icf_inline_merge_sections.
1206 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1207 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1208 Rename from can_check_for_function_pointers, move in file.
1209 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1210 (Target_x86_64::x86_64_info): Initialize
1211 can_icf_inline_merge_sections.
1212 * testsuite/testfile.cc (Target_test::test_target_info):
1213 Likewise.
1214 * icf.cc (get_section_contents): Correct formatting.
1215
6d1c4efb
ILT		 12162011-06-27 Ian Lance Taylor <iant@google.com>
1217
1218 * symtab.cc (Symbol::versioned_name): New function.
1219 (Symbol_table::add_to_final_symtab): Use versioned_name when
1220 appropriate.
1221 (Symbol_table::sized_write_symbol): Likewise.
1222 * symtab.h (class Symbol): Declare versioned_name.
1223 * stringpool.h (class Stringpool_template): Add variant of add
1224 which takes a std::basic_string.
1225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1226 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1227 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1228 (ver_test_12.o): New target.
1229 * testsuite/Makefile.in: Rebuild.
1230
57eb9b50
DK		 12312011-06-27 Doug Kwan <dougkwan@google.com>
1232
1233 * arm.cc (Arm_relocate_functions::thm_jump8,
1234 Arm_relocate_functions::thm_jump11): Use a wider signed
1235 type to compute offset.
1236 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1237 arm_thm_jump8.
1238 * testsuite/Makefile.in: Regenerate.
1239 * testsuite/arm_branch_in_range.sh: Check test results of
1240 arm_thm_jump11 and arm_thm_jump8.
1241 * testsuite/arm_thm_jump11.s: New test source file.
1242 * testsuite/arm_thm_jump11.t: New linker script.
1243 * testsuite/arm_thm_jump8.s: New test source file.
1244 * testsuite/arm_thm_jump8.t: New linker script.
1245
487b39df
ILT		 12462011-06-24 Ian Lance Taylor <iant@google.com>
1247
1248 * layout.cc: Include "object.h".
1249 (ctors_sections_in_init_array): New static variable.
1250 (Layout::is_ctors_in_init_array): New function.
1251 (Layout::layout): Add entry to ctors_sections_in_init_array if
1252 appropriate.
1253 * layout.h (class Layout): Declare is_ctors_in_init_array.
1254 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1255 is_ctors_reverse_view is set.
1256 (Sized_relobj_file::write_sections): Add layout parameter. Change
1257 all callers. Set is_ctors_reverse_view field of View_size.
1258 (Sized_relobj_file::reverse_words): New function.
1259 * object.h (Sized_relobj_file::View_size): Add
1260 is_ctors_reverse_view field.
1261 (class Sized_relobj_file): Update declarations.
1262 * testsuite/initpri3.c: New test.
1263 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1264 initpri3b.
1265 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1266 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1267 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1268 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1269 * testsuite/Makefile.in: Rebuild.
1270
472076e4
CC		 12712011-06-24 Cary Coutant <ccoutant@google.com>
1272
1273 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1274 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1275 (debug_msg_cdebug.err): New targets.
1276 * testsuite/Makefile.in: Regenerate.
1277 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1278 Fix checks for link with shared library.
1279
a60af0db
DK		 12802011-06-24 Doug Kwan <dougkwan@google.com>
1281
1282 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1283 skip empty text sections.
1284 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1285
5393d741
ILT		 12862011-06-22 Ian Lance Taylor <iant@google.com>
1287
1288 PR gold/12910
1289 * options.h (class General_options): Add --ctors-in-init-array.
1290 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1291 friends as SHT_PROGBITS for merging sections.
1292 (Layout::layout): Remove special handling of .init_array and
1293 friends. Don't sort if doing relocatable link. Sort for .ctors
1294 and .dtors if ctors_in_init_array.
1295 (Layout::make_output_section): Force correct section types for
1296 .init_array and friends. Don't sort if doing relocatable link,
1297 Don't sort .ctors and .dtors if ctors_in_init_array.
1298 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1299 (Layout::output_section_name): Add relobj parameter. Change all
1300 callers. Handle .ctors. and .dtors. in code rather than table.
1301 Handle .ctors and .dtors if ctors_in_init_array.
1302 (Layout::match_file_name): New function, moved from output.cc.
1303 * layout.h (class Layout): Update declarations.
1304 * output.cc: Include "layout.h".
1305 (Input_section_sort_entry::get_priority): New function.
1306 (Input_section_sort_entry::match_file_name): Just call
1307 Layout::match_file_name.
1308 (Output_section::Input_section_sort_init_fini_compare::operator()):
1309 Handle .ctors and .dtors. Sort by explicit priority rather than
1310 by name.
1311 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1312 * testsuite/initpri2.c: New test.
1313 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1314 (check_PROGRAMS): Add initpri2.
1315 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1316 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1317 * configure, testsuite/Makefile.in: Rebuild.
1318
e1f74f98
ILT		 13192011-06-19 Ian Lance Taylor <iant@google.com>
1320
1321 PR gold/12880
1322 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1323 .interp section to a PT_INTERP segment even if we have seen a
1324 --dynamic-linker option. Don't do it if we have seen a PHDRS
1325 clause in a linker script.
1326 (Layout::finalize): Don't create a .interp section if we've
1327 already create a PT_INTERP segment.
1328 (Layout::create_interp): Always call choose_output_section (revert
1329 patch of 2011-06-17). Don't create PT_INTERP segment.
1330 * script-sections.cc
1331 (Script_sections::create_note_and_tls_segments): Add a .interp
1332 section to a PT_INTERP segment even if we have seen a
1333 --dynamic-linker option.
1334
766f91bb
ILT		 13352011-06-18 Ian Lance Taylor <iant@google.com>
1336
1337 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1338 merely because a non-PT_LOAD segment has a dynamic reloc.
1339
0d212c3a
ILT		 13402011-06-18 Ian Lance Taylor <iant@google.com>
1341
1342 * layout.cc (Layout::finish_dynamic_section): Don't create
1343 DT_FLAGS entry if not needed.
1344
911a5072
ILT		 13452011-06-18 Ian Lance Taylor <iant@google.com>
1346
1347 PR gold/12745
1348 * layout.cc (Layout::layout_eh_frame): Correct handling of
1349 writable .eh_frame section.
1350
534b4e5f
ILT		 13512011-06-17 Ian Lance Taylor <iant@google.com>
1352
1353 PR gold/12893
1354 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1355 symbol is redefined with the exact same object and value.
1356
10b4f102
ILT		 13572011-06-17 Ian Lance Taylor <iant@google.com>
1358
1359 PR gold/12880
1360 * layout.h (class Layout): Add interp_segment_ field.
1361 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1362 (Layout::attach_allocated_section_to_segment): If making shared
1363 library, put .interp section in PT_INTERP segment.
1364 (Layout::finalize): Also call create_interp if -dynamic-linker
1365 option was used.
1366 (Layout::create_interp): Assert that there is no PT_INTERP
1367 segment. If not using a SECTIONS clause, use make_output_section.
1368 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1369 * script-sections.cc
1370 (Script_sections::create_note_and_tls_segments): If making shared
1371 library, put .interp section in PT_INTERP segment.
1372
a29b0dad
ILT		 13732011-06-17 Ian Lance Taylor <iant@google.com>
1374
e588ea8d
ILT		 1375 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1376 when making a shared library.
1377
13782011-06-17 Ian Lance Taylor <iant@google.com>
1379
1380 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1381 parameter. Change all callers. Don't issue warning about PC32
1382 against locally defined symbol.
a29b0dad 1383
9d3b0698
ILT		 13842011-06-16 Ian Lance Taylor <iant@google.com>
1385
1386 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1387 occurs in same object.
1388
85b0f90c
AM		 13892011-06-14 Alan Modra <amodra@gmail.com>
1390
1391 * po/POTFILES.in: Regenerate.
1392
a94907d9
ILT		 13932011-06-09 Ian Lance Taylor <iant@google.com>
1394
1395 * script-sections.cc
1396 (Orphan_output_section::set_section_addresses): For a relocatable
1397 link set address to 0.
1398
4fb3a1c3
CC		 13992011-06-09 Cary Coutant <ccoutant@google.com>
1400
1401 PR gold/12804
1402 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1403 used with --compress-debug-sections.
1404 * gold/object.cc (Sized_relobj_file::do_layout): Report
1405 uncompressed size of compressed input sections.
1406
61220854
CC		 14072011-06-08 Cary Coutant <ccoutant@google.com>
1408
1409 PR gold/12804
1410 * testsuite/two_file_test_2_v1.cc: Change initialization of
1411 v2 to keep it in .data.
1412
e6455dfb
CC		 14132011-06-07 Cary Coutant <ccoutant@google.com>
1414
1415 * common.cc (Symbol_table::do_allocate_commons_list): Call
1416 gold_fallback.
1417 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1418 (Errors::fallback): New function.
1419 (gold_fallback): New function.
1420 * errors.h (Errors::fallback): New function.
1421 * gold.cc (gold_exit): Change status parameter to enum; adjust
1422 all callers.
1423 (queue_initial_tasks): Call gold_fallback.
1424 * gold.h: Include cstdlib.
1425 (Exit_status): New enum type.
1426 (gold_exit): Change status parameter to enum.
1427 (gold_fallback): New function.
1428 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1429 (Layout::create_symtab_sections): Likewise.
1430 (Layout::create_shdrs): Likewise.
1431 * main.cc (main): Adjust call to gold_exit.
1432 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1433 (Output_data_got::add_got_entry_pair): Likewise.
1434 (Output_section::add_input_section): Likewise.
1435 (Output_section::add_output_section_data): Likewise.
1436 (Output_segment::set_section_list_addresses): Likewise.
1437 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1438
fb0e076f
CC		 14392011-06-07 Cary Coutant <ccoutant@google.com>
1440
1441 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1442 for incremental links.
1443 * output.cc (Output_segment::set_section_list_addresses): Remove
1444 FIXME and test for TLS or BSS.
1445
a5ee4d5d
CC		 14462011-06-07 Cary Coutant <ccoutant@google.com>
1447
1448 * testsuite/Makefile.am: Add incremental_copy_test,
1449 incremental_common_test_1.
1450 * testsuite/Makefile.in: Regenerate.
1451 * testsuite/common_test_1_v1.c: New source file.
1452 * testsuite/common_test_1_v2.c: New source file.
1453 * testsuite/copy_test_v1.cc: New source file.
1454
5146f448
CC		 14552011-06-07 Cary Coutant <ccoutant@google.com>
1456
1457 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1458 update, allocate common from bss section's free list.
1459 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1460 linker-defined symbols.
1461 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1462 Skip GOT and PLT entries that are no longer referenced.
1463 (Output_section_incremental_inputs::write_info_blocks): Mark
1464 linker-defined symbols.
1465 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1466 * output.cc (Output_section::allocate): New function.
1467 * output.h (Output_section::allocate): New function.
1468 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1469 linker-defined symbols.
1470 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1471 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1472 (Symbol::init_base_output_data): Likewise.
1473 (Symbol::init_base_output_segment): Likewise.
1474 (Symbol::init_base_constant): Likewise.
1475 (Sized_symbol::init_output_data): Likewise.
1476 (Sized_symbol::init_output_segment): Likewise.
1477 (Sized_symbol::init_constant): Likewise.
1478 (Symbol_table::do_define_in_output_data): Likewise.
1479 (Symbol_table::do_define_in_output_segment): Likewise.
1480 (Symbol_table::do_define_as_constant): Likewise.
1481 * symtab.h (Symbol::is_predefined): New function.
1482 (Symbol::init_base_output_data): Add is_predefined parameter.
1483 (Symbol::init_base_output_segment): Likewise.
1484 (Symbol::init_base_constant): Likewise.
1485 (Symbol::is_predefined_): New data member.
1486 (Sized_symbol::init_output_data): Add is_predefined parameter.
1487 (Sized_symbol::init_output_segment): Likewise.
1488 (Sized_symbol::init_constant): Likewise.
1489 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1490
26d3c67d
CC		 14912011-06-07 Cary Coutant <ccoutant@google.com>
1492
1493 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1494 instead of emit_copy_reloc.
1495 (Copy_relocs::emit_copy_reloc): Refactor.
1496 (Copy_relocs::make_copy_reloc): New function.
1497 (Copy_relocs::add_copy_reloc): Remove.
1498 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1499 section.
1500 (Copy_relocs::make_copy_reloc): New function.
1501 (Copy_relocs::add_copy_reloc): Remove.
1502 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1503 unchanged input files.
1504 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1505 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1506 Reserve BSS space for COPY relocations.
1507 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1508 (Output_section_incremental_inputs::write_info_blocks): Record
1509 whether a symbol is copied from a shared object.
1510 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1511 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1512 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1513 (Incremental_input_entry_reader::get_output_symbol_index): Add
1514 is_copy parameter.
1515 (Incremental_binary::emit_copy_relocs): New function.
1516 (Incremental_binary::do_emit_copy_relocs): New function.
1517 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1518 new data member.
1519 (Sized_incremental_binary::add_copy_reloc): New function.
1520 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1521 (Sized_incremental_binary::Copy_reloc): New struct.
1522 (Sized_incremental_binary::Copy_relocs): New typedef.
1523 (Sized_incremental_binary::copy_relocs_): New data member.
1524 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1525 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1526 * target.h (Sized_target::emit_copy_reloc): New function.
1527 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1528
7cdb37d9
CC		 15292011-06-02 Cary Coutant <ccoutant@google.com>
1530
1531 PR gold/12163
1532 * gold/archive.cc (Archive::Archive): Initialize new data member.
1533 (Archive::include_all_members): Return if archive has already been
1534 included.
1535 * gold/archive.h (Archive::include_all_members_): New data member.
1536
cc643b88
NC		 15372011-06-02 Nick Clifton <nickc@redhat.com>
1538
1539 * dynobj.h: Fix spelling mistake in comment.
1540 * output.cc: Likewise.
1541
f62a3ca7
DK		 15422011-05-31 Doug Kwan <dougkwan@google.com>
1543 Asier Llano
1544
1545 PR gold/12826
cc643b88 1546 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1547 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1548 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1549 redundant arm_exidx_test.so.
1550 * testsuite/Makefile.in: Regenerate.
1551 (check_SCRIPTS): Add pr12826.sh
1552 (check_DATA): Add pr12826.stdout
1553 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1554 * testsuite/pr12826.sh: New file.
1555 * testsuite/pr12826_1.s: Ditto.
1556 * testsuite/pr12826_1.s: Ditto.
1557
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ILT		 15582011-05-30 Ian Lance Taylor <iant@google.com>
1559
1560 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1561 sections.
1562
c49875be
ILT		 15632011-05-29 Ian Lance Taylor <iant@google.com>
1564
1565 PR gold/12804
1566 * testsuite/Makefile.am: Use different file name for two_file_test
1567 temporary file for each incremental test.
1568 * testsuite/Makefile.in: Rebuild.
1569
69d53f7a
ILT		 15702011-05-29 Ian Lance Taylor <iant@google.com>
1571
1572 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1573 binary input file is empty.
1574
41d0ab5f
ILT		 15752011-05-27 Ian Lance Taylor <iant@google.com>
1576
1577 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1578 (ver_test_9.so): Likewise.
1579 * testsuite/Makefile.in: Rebuild.
1580
89d8a36b
CC		 15812011-05-26 Cary Coutant <ccoutant@google.com>
1582
1583 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1584 * incremental.cc (Incremental_inputs::report_input_section): Fix
1585 comment, indentation.
1586 (Incremental_inputs::report_comdat_group): New function.
1587 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1588 of data for incremental input file entry.
1589 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1590 group count, COMDAT group signatures.
1591 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1592 an unchanged input file.
1593 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1594 Initialize new data member.
1595 (Incremental_object_entry::add_comdat_group): New function.
1596 (Incremental_object_entry::get_comdat_group_count): New function.
1597 (Incremental_object_entry::get_comdat_signature_key): New function.
1598 (Incremental_object_entry::groups_): New data member.
1599 (Incremental_inputs::report_comdat_group): New function.
1600 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1601 data for incremental input file entry.
1602 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1603 (Incremental_input_entry_reader::get_input_section): Adjust size of
1604 data for incremental input file entry.
1605 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1606 (Incremental_input_entry_reader::get_comdat_group_signature): New
1607 function.
1608 * object.cc (Sized_relobj::include_section_group): Report kept
1609 COMDAT groups for incremental links.
1610
1706a06f
ILT		 16112011-05-24 David Meyer <pdox@google.com>
1612
1613 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1614 with name parameter. Add found_name parameter.
1615 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1616 * dirsearch.h (class Dirsearch): Update declaration.
1617
a10ae760
ILT		 16182011-05-24 Ian Lance Taylor <iant@google.com>
1619
1620 * archive.cc (Library_base::should_include_member): Pull in object
1621 from archive if it defines the entry symbol.
1622 * parameters.cc (Parameters::entry): New function.
1623 * parameters.h (class Parameters): Declare entry.
1624 * output.h (class Output_file_header): Remove entry_ field.
1625 * output.cc (Output_file_header::Output_file_header): Remove entry
1626 parameter. Change all callers.
1627 (Output_file_header::entry): Use parameters->entry.
1628 * gold.cc (queue_middle_tasks): Likewise.
1629 * plugin.cc (Plugin_hook::run): Likewise.
1630
aa92d6ed
CC		 16312011-05-24 Cary Coutant <ccoutant@google.com>
1632
1633 * gold.cc (queue_initial_tasks): Pass incremental base filename
1634 to Output_file::open_base_file; don't print error message.
1635 * incremental-dump.cc (main): Adjust call to
1636 Output_file::open_for_modification.
1637 * incremental-dump.cc (main): Likewise.
1638 * incremental.cc (Incremental_inputs::report_command_line):
1639 Ignore --incremental-base option when comparing command lines.
1640 Ignore parameter when given as separate argument.
1641 * options.h (class General_options): Add --incremental-base.
1642 * output.cc (Output_file::Output_file):
1643 (Output_file::open_base_file): Add base_name and writable parameters;
1644 read base file into new file; print error message here.
1645 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1646 callers.
1647 * output.h (Output_file::open_for_modification): Rename to...
1648 (Output_file::open_base_file): ...this; add base_name and
1649 writable parameters; adjust all callers.
1650 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1651 callers.
1652 * testsuite/Makefile.am (incremental_test_4): Test
1653 --incremental-base.
1654 * testsuite/Makefile.in: Regenerate.
1655
2eedd706
CC		 16562011-05-24 Cary Coutant <ccoutant@google.com>
1657
1658 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1659 incremental_test_4.
1660 * testsuite/Makefile.in: Regenerate.
1661 * testsuite/two_file_test_1_v1.cc: New test source file.
1662 * testsuite/two_file_test_1b_v1.cc: New test source file.
1663 * testsuite/two_file_test_2_v1.cc: New test source file.
1664
0f1c85a6
CC		 16652011-05-24 Cary Coutant <ccoutant@google.com>
1666
1667 * dynobj.h (Dynobj::do_dynobj): New function.
1668 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1669 flag and soname for shared objects.
1670 * incremental.cc (Incremental_inputs::report_object): Make
1671 either Incremental_object_entry or Incremental_dynobj_entry; add
1672 soname to string table.
1673 (Incremental_inputs::report_input_section): Add assertion.
1674 (Output_section_incremental_inputs::set_final_data_size): Adjust
1675 type of input file entry for shared libraries; adjust size of
1676 shared library info entry.
1677 (Output_section_incremental_inputs::write_input_files): Write
1678 as_needed flag for shared libraries.
1679 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1680 of input file entry for shared libraries; write soname.
1681 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1682 soname from incremental info.
1683 * incremental.h (enum Incremental_input_flags): Add
1684 INCREMENTAL_INPUT_AS_NEEDED.
1685 (Incremental_input_entry::Incremental_input_entry): Initialize new
1686 data member.
1687 (Incremental_input_entry::set_as_needed): New function.
1688 (Incremental_input_entry::as_needed): New function.
1689 (Incremental_input_entry::do_dynobj_entry): New function.
1690 (Incremental_input_entry::as_needed_): New data member.
1691 (Incremental_object_entry::Incremental_object_entry): Don't check
1692 for shared library.
1693 (Incremental_object_entry::do_type): Likewise.
1694 (class Incremental_dynobj_entry): New class.
1695 (Incremental_input_entry_reader::as_needed): New function.
1696 (Incremental_input_entry_reader::get_soname): New function.
1697 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1698 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1699 size of shared library info entry.
1700 * layout.cc (Layout::finish_dynamic_section): Don't test for
1701 incremental link when adding DT_NEEDED entries.
1702 * object.h (Object::Object): Initialize new data member.
1703 (Object::dynobj): New function.
1704 (Object::set_as_needed): New function.
1705 (Object::as_needed): New function.
1706 (Object::do_dynobj): New function.
1707 (Object::as_needed_): New data member.
1708
6fa2a40b
CC		 17092011-05-24 Cary Coutant <ccoutant@google.com>
1710
1711 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1712 info; adjust display of GOT entries.
1713 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1714 vector of input objects; remove file_status_.
1715 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1716 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1717 got_plt reader; call target hooks to reserve GOT entries.
1718 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1719 of input file info header and GOT info entry.
1720 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1721 relocation info.
1722 (Got_plt_view_info::got_descriptor): Remove.
1723 (Got_plt_view_info::sym_index): New data member.
1724 (Got_plt_view_info::input_index): New data member.
1725 (Local_got_offset_visitor::visit): Write input file index.
1726 (Global_got_offset_visitor::visit): Write 0 for input file index.
1727 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1728 with sym_index and input_index.
1729 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1730 incremental info GOT entry; replace got_descriptor with input_index.
1731 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1732 map from input file index to object.
1733 (Sized_relobj_incr::do_layout): Replace direct data member reference
1734 with accessor function.
1735 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1736 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1737 Adjust size of input file info header.
1738 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1739 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1740 (Incremental_input_entry_reader::get_input_section): Adjust size of
1741 input file info header.
1742 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1743 of incremental info GOT entry.
1744 (Incremental_got_plt_reader::get_got_desc): Remove.
1745 (Incremental_got_plt_reader::get_got_symndx): New function.
1746 (Incremental_got_plt_reader::get_got_input_index): New function.
1747 (Sized_incremental_binary::Sized_incremental_binary): Remove
1748 file_status_; add input_objects_.
1749 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1750 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1751 (Sized_incremental_binary::file_is_unchanged): Remove.
1752 (Sized_incremental_binary::set_input_object): New function.
1753 (Sized_incremental_binary::input_object): New function.
1754 (Sized_incremental_binary::file_status_): Remove.
1755 (Sized_incremental_binary::input_objects_): New data member.
1756 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1757 references.
1758 (Sized_relobj_incr::invalid_address): Move to base class.
1759 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1760 class.
1761 (Sized_relobj_incr::do_output_section_offset): Likewise.
1762 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1763 (Sized_relobj_incr::section_offsets_): Likewise.
1764 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1765 function.
1766 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1767 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1768 with accessor function.
1769 (Sized_relobj_file::do_layout): Likewise.
1770 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1771 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1772 (Sized_relobj_file::compute_final_local_value): Replace refs to
1773 section_offsets_ with accessor function.
1774 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1775 * object.h (Relobj::Relobj): Initialize new data members.
1776 (Relobj::add_dyn_reloc): New function.
1777 (Relobj::first_dyn_reloc): New function.
1778 (Relobj::dyn_reloc_count): New function.
1779 (Relobj::first_dyn_reloc_): New data member.
1780 (Relobj::dyn_reloc_count_): New data member.
1781 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1782 references.
1783 (Sized_relobj::Address): New typedef.
1784 (Sized_relobj::invalid_address): Move here from child class.
1785 (Sized_relobj::Sized_relobj): Initialize new data members.
1786 (Sized_relobj::sized_relobj): New function.
1787 (Sized_relobj::is_output_section_offset_invalid): Move here from
1788 child class.
1789 (Sized_relobj::get_output_section_offset): Likewise.
1790 (Sized_relobj::local_has_got_offset): Likewise.
1791 (Sized_relobj::local_got_offset): Likewise.
1792 (Sized_relobj::set_local_got_offset): Likewise.
1793 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1794 (Sized_relobj::clear_got_offsets): New function.
1795 (Sized_relobj::section_offsets): Move here from child class.
1796 (Sized_relobj::do_output_section_offset): Likewise.
1797 (Sized_relobj::do_set_section_offset): Likewise.
1798 (Sized_relobj::Local_got_offsets): Likewise.
1799 (Sized_relobj::local_got_offsets_): Likewise.
1800 (Sized_relobj::section_offsets_): Likewise.
1801 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1802 references.
1803 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1804 class.
1805 (Sized_relobj_file::sized_relobj): New function
1806 (Sized_relobj_file::local_has_got_offset): Move to base class.
1807 (Sized_relobj_file::local_got_offset): Likewise.
1808 (Sized_relobj_file::set_local_got_offset): Likewise.
1809 (Sized_relobj_file::get_output_section_offset): Likewise.
1810 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1811 (Sized_relobj_file::do_output_section_offset): Likewise.
1812 (Sized_relobj_file::do_set_section_offset): Likewise.
1813 (Sized_relobj_file::Local_got_offsets): Likewise.
1814 (Sized_relobj_file::local_got_offsets_): Likewise.
1815 (Sized_relobj_file::section_offsets_): Likewise.
1816 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1817 (all constructors).
1818 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1819 (Output_reloc::get_symbol_index): Likewise.
1820 (Output_reloc::local_section_offset): Likewise.
1821 (Output_reloc::get_address): Likewise.
1822 (Output_reloc::symbol_value): Likewise.
1823 (Output_data_got::reserve_slot): Move to class definition.
1824 (Output_data_got::reserve_local): New function.
1825 (Output_data_got::reserve_slot_for_global): Remove.
1826 (Output_data_got::reserve_global): New function.
1827 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1828 (all constructors, two instantiations).
1829 (Output_reloc::get_relobj): New function (two instantiations).
1830 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1831 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1832 (Output_data_reloc::add_global): Adjust type of relobj.
1833 (Output_data_reloc::add_global_relative): Likewise.
1834 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1835 (Output_data_reloc::add_local): Likewise.
1836 (Output_data_reloc::add_local_relative): Likewise.
1837 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1838 (Output_data_reloc::add_local_section): Likewise.
1839 (Output_data_reloc::add_output_section): Likewise.
1840 (Output_data_reloc::add_absolute): Likewise.
1841 (Output_data_reloc::add_target_specific): Likewise.
1842 (Output_data_got::reserve_slot): Move definition here.
1843 (Output_data_got::reserve_local): New function.
1844 (Output_data_got::reserve_global): New function.
1845 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1846 section_offsets_ with accessor function.
1847 (Sized_relobj_file::write_sections): Likewise.
1848 (Sized_relobj_file::do_relocate_sections): Likewise.
1849 * target.h (Sized_target::reserve_local_got_entry): New function.
1850 (Sized_target::reserve_global_got_entry): New function.
1851 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1852 (Target_x86_64::reserve_global_got_entry): New function.
1853 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1854
4829d394
CC		 18552011-05-23 Cary Coutant <ccoutant@google.com>
1856
1857 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1858 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1859 bit when checking got_type.
1860 * incremental.cc (Sized_incremental_binary::setup_readers):
1861 Store symbol table and string table locations; initialize bit vector
1862 of file status flags.
1863 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1864 unchanged files.
1865 (Sized_incremental_binary::do_process_got_plt): New function.
1866 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1867 (Output_section_incremental_inputs::set_final_data_size): Record
1868 file index for each input file.
1869 (Output_section_incremental_inputs::write_got_plt): Store file index
1870 instead of input entry offset for each GOT entry.
1871 * incremental.h
1872 (Incremental_input_entry::Incremental_input_entry): Initialize new
1873 data member.
1874 (Incremental_input_entry::set_offset): Store file index.
1875 (Incremental_input_entry::get_file_index): New function.
1876 (Incremental_input_entry::file_index_): New data member.
1877 (Incremental_binary::process_got_plt): New function.
1878 (Incremental_binary::do_process_got_plt): New function.
1879 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1880 data members.
1881 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1882 (Sized_incremental_binary::set_file_is_unchanged): New function.
1883 (Sized_incremental_binary::file_is_unchanged): New function.
1884 (Sized_incremental_binary::do_process_got_plt): New function.
1885 (Sized_incremental_binary::file_status_): New data member.
1886 (Sized_incremental_binary::main_symtab_loc_): New data member.
1887 (Sized_incremental_binary::main_strtab_loc_): New data member.
1888 * output.cc (Output_data_got::Got_entry::write): Add case
1889 RESERVED_CODE.
1890 (Output_data_got::add_global): Call add_got_entry.
1891 (Output_data_got::add_global_plt): Likewise.
1892 (Output_data_got::add_global_with_rel): Likewise.
1893 (Output_data_got::add_global_with_rela): Likewise.
1894 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1895 (Output_data_got::add_global_pair_with_rela): Likewise.
1896 (Output_data_got::add_local): Call add_got_entry.
1897 (Output_data_got::add_local_plt): Likewise.
1898 (Output_data_got::add_local_with_rel): Likewise.
1899 (Output_data_got::add_local_with_rela): Likewise.
1900 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1901 (Output_data_got::add_local_pair_with_rela): Likewise.
1902 (Output_data_got::reserve_slot): New function.
1903 (Output_data_got::reserve_slot_for_global): New function.
1904 (Output_data_got::add_got_entry): New function.
1905 (Output_data_got::add_got_entry_pair): New function.
1906 (Output_section::add_output_section_data): Edit FIXME.
1907 * output.h
1908 (Output_section_data_build::Output_section_data_build): New
1909 constructor with size parameter.
1910 (Output_data_space::Output_data_space): Likewise.
1911 (Output_data_got::Output_data_got): Initialize new data member; new
1912 constructor with size parameter.
1913 (Output_data_got::add_constant): Call add_got_entry.
1914 (Output_data_got::reserve_slot): New function.
1915 (Output_data_got::reserve_slot_for_global): New function.
1916 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1917 (Output_data_got::add_got_entry): New function.
1918 (Output_data_got::add_got_entry_pair): New function.
1919 (Output_data_got::free_list_): New data member.
1920 * target.h (Sized_target::init_got_plt_for_update): New function.
1921 (Sized_target::register_global_plt_entry): New function.
1922 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1923 Initialize new data member; call init; add constructor with PLT count.
1924 (Output_data_plt_x86_64::init): New function.
1925 (Output_data_plt_x86_64::add_relocation): New function.
1926 (Output_data_plt_x86_64::reserve_slot): New function.
1927 (Output_data_plt_x86_64::free_list_): New data member.
1928 (Target_x86_64::init_got_plt_for_update): New function.
1929 (Target_x86_64::register_global_plt_entry): New function.
1930 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1931 incremental updates.
1932 (Output_data_plt_x86_64::add_relocation): New function.
1933 * testsuite/object_unittest.cc (Object_test): Set default options.
1934
ec69d6da
ILT		 19352011-05-16 Ian Lance Taylor <iant@google.com>
1936
1937 * options.h (class General_options): Make -i a synonym for -r.
1938
732e31de
ILT		 19392011-05-16 Ian Lance Taylor <iant@google.com>
1940
1941 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1942
403676b5
CC		 19432011-05-10 Cary Coutant <ccoutant@google.com>
1944
1945 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1946 strip_all (-s).
1947
5b7b7d6e
ILT		 19482011-05-06 Ian Lance Taylor <iant@google.com>
1949
1950 * layout.cc (Layout::layout): If the output section flags change,
1951 update the ordering.
1952
f0f9babf
CC		 19532011-04-25 Cary Coutant <ccoutant@google.com>
1954
1955 * incremental-dump.cc (dump_incremental_inputs): Print local
1956 symbol info for each input file.
1957 * incremental.cc
1958 (Output_section_incremental_inputs::set_final_data_size): Add local
1959 symbol info to input file entries in incremental info.
1960 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1961 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1962 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1963 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1964 implementation.
1965 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1966 (Sized_incr_relobj::do_relocate): Write the local symbols.
1967 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1968 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1969 Adjust size of input file header.
1970 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1971 (Incremental_inputs_reader::get_local_symbol_count): New function.
1972 (Incremental_inputs_reader::get_input_section): Adjust size of input
1973 file header.
1974 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1975 (Sized_incr_relobj::This): New typedef.
1976 (Sized_incr_relobj::sym_size): New const data member.
1977 (Sized_incr_relobj::Local_symbol): New struct.
1978 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1979 (Sized_incr_relobj::do_local_symbol_offset): New function.
1980 (Sized_incr_relobj::local_symbol_count_): New data member.
1981 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1982 (Sized_incr_relobj::local_symbol_index_): New data member.
1983 (Sized_incr_relobj::local_symbol_offset_): New data member.
1984 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1985 (Sized_incr_relobj::local_symbols_): New data member.
1986 * object.h (Relobj::output_local_symbol_count): New function.
1987 (Relobj::local_symbol_offset): New function.
1988 (Relobj::do_output_local_symbol_count): New function.
1989 (Relobj::do_local_symbol_offset): New function.
1990 (Sized_relobj::do_output_local_symbol_count): New function.
1991 (Sized_relobj::do_local_symbol_offset): New function.
1992
d0a9ace3
ILT		 19932011-04-22 Vladimir Simonov <sv@sw.ru>
1994
1995 * descriptors.cc (set_close_on_exec): New function.
1996 (Descriptors::open): Use set_close_on_exec.
1997 * output.cc (S_ISLNK): Define if not defined.
1998
94a3fc8b
CC		 19992011-04-22 Cary Coutant <ccoutant@google.com>
2000
2001 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2002 global symbol map.
2003 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2004 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2005 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2006 relocations.
2007 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2008 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2009 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2010 * incremental.h
2011 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2012 function.
2013 (Incremental_binary::apply_incremental_relocs): New function.
2014 (Incremental_binary::do_apply_incremental_relocs): New function.
2015 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2016 data member.
2017 (Sized_incremental_binary::add_global_symbol): New function.
2018 (Sized_incremental_binary::global_symbol): New function.
2019 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2020 (Sized_incremental_binary::symbol_map_): New data member.
2021 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2022 * target.h (Sized_target::apply_relocation): New function.
2023 * target-reloc.h (apply_relocation): New function.
2024 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2025
c87e4302
DK		 20262011-04-22 Doug Kwan <dougkwan@google.com>
2027
2028 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2029 flag of a SHT_ARM_EXIDX section.
2030 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2031 * testsuite/Makefile.in: Regenerate.
2032 * testsuite/arm_exidx_test.s: New file.
2033 * testsuite/arm_exidx_test.sh: Same.
2034
e7782cf6
CC		 20352011-04-20 Cary Coutant <ccoutant@google.com>
2036
2037 PR gold/12689
2038 * archive.h (Incremental_archive_entry::Archive_member):
2039 Initialize arg_serial_ (second constructor).
2040
308ecdc7
ILT		 20412011-04-17 Ian Lance Taylor <iant@google.com>
2042
2043 * object.cc (Relocate_info::location): Simplify location string.
2044 * errors.cc (Errors::error_at_location): Don't print program
2045 name.
2046 (Errors::warning_at_location): Likewise.
2047 (Errors::undefined_symbol): Likewise.
2048 * testsuite/debug_msg.sh: Update accordingly.
2049
bec5b579
CC		 20502011-04-14 Cary Coutant <ccoutant@google.com>
2051
2052 * gold/layout.cc (Layout::symtab_section_offset): New function.
2053 * gold/layout.h (Layout::symtab_section_offset): New function.
2054 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2055
88597d34
ILT		 20562011-04-12 Ian Lance Taylor <iant@google.com>
2057
2058 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2059 with MREMAP_MAYMOVE.
2060 * output.h (class Output_file): Add map_is_allocated_ field.
2061 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2062 not available, provide stubs. If mremap is not available, #define
2063 it to gold_mremap.
2064 (MREMAP_MAYMOVE): Define if not defined.
2065 (Output_file::Output_file): Initialize map_is_allocated_.
2066 (Output_file::resize): Check map_is_allocated_.
2067 (Output_file::map_anonymous): If mmap fails, use malloc.
2068 (Output_file::unmap): Don't do anything for an anonymous map.
2069 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2070 is not available, provide stubs.
2071 (File_read::View::~View): Use free rather than delete[].
2072 (File_read::make_view): Use malloc rather than new[]. If mmap
2073 fails, use malloc.
2074 (File_read::find_or_make_view): Use malloc rather than new[].
2075 * gold.h: Remove HAVE_REMAP code.
2076 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2077 exists. Rename mremap to gold_mremap. If mmap is not available
2078 don't do anything.
2079 * configure, config.in: Rebuild.
2080
11e361bc
ILT		 20812011-04-11 Ian Lance Taylor <iant@google.com>
2082
2083 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2084 initialize local variable v.
2085
cdc29364
CC		 20862011-04-11 Cary Coutant <ccoutant@google.com>
2087
2088 * archive.cc (Archive::include_member): Adjust call to
2089 report_object.
2090 (Add_archive_symbols::run): Track argument serial numbers.
2091 (Lib_group::include_member): Likewise.
2092 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2093 * archive.h (Incremental_archive_entry::Archive_member):
2094 Initialize arg_serial_.
2095 (Archive_member::arg_serial_): New data member.
2096 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2097 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2098 incremental link.
2099 (Sized_dynobj::do_for_all_local_got_entries): New function.
2100 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2101 function.
2102 * fileread.cc (get_mtime): New function.
2103 * fileread.h (get_mtime): New function.
2104 * gold.cc (queue_initial_tasks): Check for incremental update.
2105 (process_incremental_input): New function.
2106 (queue_middle_tasks): Don't force valid target for incremental
2107 update.
2108 * incremental-dump.cc (find_input_containing_global): Adjust
2109 size of symbol info entry.
2110 (dump_incremental_inputs): Dump argument serial number and
2111 in_system_directory flag; bias shndx by 1; print symbol names
2112 when dumping per-file symbol lists; use new symbol info readers.
2113 * incremental.cc
2114 (Output_section_incremental_inputs:update_data_size): New function.
2115 (Sized_incremental_binary::setup_readers): Setup input readers
2116 for each input file; build maps for files added from libraries
2117 and scripts.
2118 (Sized_incremental_binary::check_input_args): New function.
2119 (Sized_incremental_binary::do_check_inputs): Build map of argument
2120 serial numbers to input arguments.
2121 (Sized_incremental_binary::do_file_has_changed): Rename
2122 do_file_is_unchanged to this; compare file modification times.
2123 (Sized_incremental_binary::do_init_layout): New function.
2124 (Sized_incremental_binary::do_reserve_layout): New function.
2125 (Sized_incremental_binary::do_get_input_reader): Remove.
2126 (Sized_incremental_binary::get_symtab_view): New function.
2127 (Incremental_checker::can_incrementally_link_output_file): Remove.
2128 (Incremental_inputs::report_command_line): Exclude --debug options.
2129 (Incremental_inputs::report_archive_begin): Add parameter; track
2130 argument serial numbers; don't put input file entry for archive
2131 before archive members.
2132 (Incremental_inputs::report_archive_end): Put input file entry
2133 for archive after archive members.
2134 (Incremental_inputs::report_object): Add parameter; track argument
2135 serial numbers and in_system_directory flag.
2136 (Incremental_inputs::report_script): Add parameter; track argument
2137 serial numbers.
2138 (Output_section_incremental_inputs::set_final_data_size): Adjust
2139 size of symbol info entry; check for forwarding symbols.
2140 (Output_section_incremental_inputs::write_input_files): Write
2141 in_system_directory flag and argument serial number.
2142 (Output_section_incremental_inputs::write_info_blocks): Map section
2143 indices between incremental info and original input file; store
2144 input section index for each symbol.
2145 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2146 change operator() to visit().
2147 (class Global_got_offset_visitor): Likewise.
2148 (class Global_symbol_visitor_got_plt):
2149 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2150 classes.
2151 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2152 (Sized_incr_relobj::do_read_symbols): New function.
2153 (Sized_incr_relobj::do_layout): New function.
2154 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2155 (Sized_incr_relobj::do_add_symbols): New function.
2156 (Sized_incr_relobj::do_should_include_member): New function.
2157 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2158 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2159 (Sized_incr_relobj::do_section_size): New function.
2160 (Sized_incr_relobj::do_section_name): New function.
2161 (Sized_incr_relobj::do_section_contents): New function.
2162 (Sized_incr_relobj::do_section_flags): New function.
2163 (Sized_incr_relobj::do_section_entsize): New function.
2164 (Sized_incr_relobj::do_section_address): New function.
2165 (Sized_incr_relobj::do_section_type): New function.
2166 (Sized_incr_relobj::do_section_link): New function.
2167 (Sized_incr_relobj::do_section_info): New function.
2168 (Sized_incr_relobj::do_section_addralign): New function.
2169 (Sized_incr_relobj::do_initialize_xindex): New function.
2170 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2171 (Sized_incr_relobj::do_read_relocs): New function.
2172 (Sized_incr_relobj::do_gc_process_relocs): New function.
2173 (Sized_incr_relobj::do_scan_relocs): New function.
2174 (Sized_incr_relobj::do_count_local_symbols): New function.
2175 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2176 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2177 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2178 (Sized_incr_relobj::do_relocate): New function.
2179 (Sized_incr_relobj::do_set_section_offset): New function.
2180 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2181 (Sized_incr_dynobj::do_read_symbols): New function.
2182 (Sized_incr_dynobj::do_layout): New function.
2183 (Sized_incr_dynobj::do_add_symbols): New function.
2184 (Sized_incr_dynobj::do_should_include_member): New function.
2185 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2186 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2187 (Sized_incr_dynobj::do_section_size): New function.
2188 (Sized_incr_dynobj::do_section_name): New function.
2189 (Sized_incr_dynobj::do_section_contents): New function.
2190 (Sized_incr_dynobj::do_section_flags): New function.
2191 (Sized_incr_dynobj::do_section_entsize): New function.
2192 (Sized_incr_dynobj::do_section_address): New function.
2193 (Sized_incr_dynobj::do_section_type): New function.
2194 (Sized_incr_dynobj::do_section_link): New function.
2195 (Sized_incr_dynobj::do_section_info): New function.
2196 (Sized_incr_dynobj::do_section_addralign): New function.
2197 (Sized_incr_dynobj::do_initialize_xindex): New function.
2198 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2199 (make_sized_incremental_object): New function.
2200 (Incremental_library::copy_unused_symbols): New function.
2201 (Incremental_library::do_for_all_unused_symbols): New function.
2202 * incremental.h (enum Incremental_input_flags): New type.
2203 (class Incremental_checker): Remove.
2204 (Incremental_input_entry::Incremental_input_entry): Add argument
2205 serial number.
2206 (Incremental_input_entry::arg_serial): New function.
2207 (Incremental_input_entry::set_is_in_system_directory): New function.
2208 (Incremental_input_entry::is_in_system_directory): New function.
2209 (Incremental_input_entry::arg_serial_): New data member.
2210 (Incremental_input_entry::is_in_system_directory_): New data member.
2211 (class Script_info): Move here from script.h.
2212 (Script_info::Script_info): Add filename parameter.
2213 (Script_info::filename): New function.
2214 (Script_info::filename_): New data member.
2215 (Incremental_script_entry::Incremental_script_entry): Add argument
2216 serial number.
2217 (Incremental_object_entry::Incremental_object_entry): Likewise.
2218 (Incremental_object_entry::add_input_section): Build list of input
2219 sections with map to original shndx.
2220 (Incremental_object_entry::get_input_section_index): New function.
2221 (Incremental_object_entry::shndx_): New data member.
2222 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2223 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2224 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2225 serial number.
2226 (Incremental_inputs::report_archive_begin): Likewise.
2227 (Incremental_inputs::report_object): Likewise.
2228 (Incremental_inputs::report_script): Likewise.
2229 (class Incremental_global_symbol_reader): New class.
2230 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2231 and store flags and input file type.
2232 (Incremental_input_entry_reader::arg_serial): New function.
2233 (Incremental_input_entry_reader::type): Extract type from flags.
2234 (Incremental_input_entry_reader::is_in_system_directory): New function.
2235 (Incremental_input_entry_reader::get_input_section_count): Call
2236 accessor function for type.
2237 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2238 function for type; adjust size of global symbol entry.
2239 (Incremental_input_entry_reader::get_global_symbol_count): Call
2240 accessor function for type.
2241 (Incremental_input_entry_reader::get_object_count): Likewise.
2242 (Incremental_input_entry_reader::get_object_offset): Likewise.
2243 (Incremental_input_entry_reader::get_member_count): Likewise.
2244 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2245 (Incremental_input_entry_reader::get_member_offset): Likewise.
2246 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2247 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2248 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2249 (Incremental_input_entry_reader::get_global_symbol_reader): New
2250 function.
2251 (Incremental_input_entry_reader::get_output_symbol_index): New
2252 function.
2253 (Incremental_input_entry_reader::type_): Remove.
2254 (Incremental_input_entry_reader::flags_): New data member.
2255 (Incremental_inputs_reader::input_file_offset): New function.
2256 (Incremental_inputs_reader::input_file_index): New function.
2257 (Incremental_inputs_reader::input_file): Call input_file_offset.
2258 (Incremental_inputs_reader::input_file_at_offset): New function.
2259 (Incremental_relocs_reader::get_r_type): Reformat.
2260 (Incremental_relocs_reader::get_r_shndx): Reformat.
2261 (Incremental_relocs_reader::get_r_offset): Reformat.
2262 (Incremental_relocs_reader::data): New function.
2263 (Incremental_binary::Incremental_binary): Initialize new data members.
2264 (Incremental_binary::check_inputs): Add cmdline parameter.
2265 (Incremental_binary::file_is_unchanged): Remove.
2266 (Input_reader::arg_serial): New function.
2267 (Input_reader::get_unused_symbol_count): New function.
2268 (Input_reader::get_unused_symbol): New function.
2269 (Input_reader::do_arg_serial): New function.
2270 (Input_reader::do_get_unused_symbol_count): New function.
2271 (Input_reader::do_get_unused_symbol): New function.
2272 (Incremental_binary::input_file_count): New function.
2273 (Incremental_binary::get_input_reader): Change signature to use
2274 index instead of filename.
2275 (Incremental_binary::file_has_changed): New function.
2276 (Incremental_binary::get_input_argument): New function.
2277 (Incremental_binary::get_library): New function.
2278 (Incremental_binary::get_script_info): New function.
2279 (Incremental_binary::init_layout): New function.
2280 (Incremental_binary::reserve_layout): New function.
2281 (Incremental_binary::output_file): New function.
2282 (Incremental_binary::do_check_inputs): New function.
2283 (Incremental_binary::do_file_is_unchanged): Remove.
2284 (Incremental_binary::do_file_has_changed): New function.
2285 (Incremental_binary::do_init_layout): New function.
2286 (Incremental_binary::do_reserve_layout): New function.
2287 (Incremental_binary::do_input_file_count): New function.
2288 (Incremental_binary::do_get_input_reader): Change signature.
2289 (Incremental_binary::input_args_map_): New data member.
2290 (Incremental_binary::library_map_): New data member.
2291 (Incremental_binary::script_map_): New data member.
2292 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2293 new data members.
2294 (Sized_incremental_binary::output_section): New function.
2295 (Sized_incremental_binary::inputs_reader): Add const.
2296 (Sized_incremental_binary::symtab_reader): Add const.
2297 (Sized_incremental_binary::relocs_reader): Add const.
2298 (Sized_incremental_binary::got_plt_reader): Add const.
2299 (Sized_incremental_binary::get_symtab_view): New function.
2300 (Sized_incremental_binary::Inputs_reader): New typedef.
2301 (Sized_incremental_binary::Input_entry_reader): New typedef.
2302 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2303 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2304 (Sized_incremental_binary::do_file_has_changed): New function.
2305 (Sized_incremental_binary::do_init_layout): New function.
2306 (Sized_incremental_binary::do_reserve_layout): New function.
2307 (Sized_input_reader::Inputs_reader): Remove.
2308 (Sized_input_reader::Input_entry_reader): Remove.
2309 (Sized_input_reader::do_arg_serial): New function.
2310 (Sized_input_reader::do_get_unused_symbol_count): New function.
2311 (Sized_input_reader::do_get_unused_symbol): New function.
2312 (Sized_incremental_binary::do_input_file_count): New function.
2313 (Sized_incremental_binary::do_get_input_reader): Change signature;
2314 use index instead of filename.
2315 (Sized_incremental_binary::section_map_): New data member.
2316 (Sized_incremental_binary::input_entry_readers_): New data member.
2317 (class Sized_incr_relobj): New class.
2318 (class Sized_incr_dynobj): New class.
2319 (make_sized_incremental_object): New function.
2320 (class Incremental_library): New class.
2321 * layout.cc (Free_list::num_lists): New static data member.
2322 (Free_list::num_nodes): New static data member.
2323 (Free_list::num_removes): New static data member.
2324 (Free_list::num_remove_visits): New static data member.
2325 (Free_list::num_allocates): New static data member.
2326 (Free_list::num_allocate_visits): New static data member.
2327 (Free_list::init): New function.
2328 (Free_list::remove): New function.
2329 (Free_list::allocate): New function.
2330 (Free_list::dump): New function.
2331 (Free_list::print_stats): New function.
2332 (Layout_task_runner::run): Resize output file for incremental updates.
2333 (Layout::Layout): Initialize new data members.
2334 (Layout::set_incremental_base): New function.
2335 (Layout::init_fixed_output_section): New function.
2336 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2337 incremental updates.
2338 (Layout::create_gold_note): Do not create gold note section for
2339 incremental updates.
2340 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2341 for incremental updates.
2342 (Layout::set_section_offsets): For incremental updates, allocate space
2343 from free list.
2344 (Layout::create_symtab_sections): Layout with offsets relative to
2345 start of section; for incremental updates, allocate space from free
2346 list.
2347 (Layout::create_shdrs): For incremental updates, allocate space from
2348 free list.
2349 (Layout::finish_dynamic_section): For incremental updates, do not
2350 check --as-needed (fixed in subsequent patch).
2351 * layout.h (class Free_list): New class.
2352 (Layout::set_incremental_base): New function.
2353 (Layout::incremental_base): New function.
2354 (Layout::init_fixed_output_section): New function.
2355 (Layout::allocate): New function.
2356 (Layout::incremental_base_): New data member.
2357 (Layout::free_list_): New data member.
2358 * main.cc (main): Print Free_list statistics.
2359 * object.cc (Relobj::finalize_incremental_relocs): Add
2360 clear_counts parameter; clear counts only when clear_counts is set.
2361 (Sized_relobj::Sized_relobj): Initialize new base class.
2362 (Sized_relobj::do_layout): Don't report special sections.
2363 (Sized_relobj::do_for_all_local_got_entries): New function.
2364 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2365 symtab_off to all symbol table offsets.
2366 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2367 * object.h (class Got_offset_list): Move to top of file.
2368 (Object::Object): Allow case where input_file == NULL.
2369 (Object::~Object): Likewise.
2370 (Object::input_file): Assert that input_file != NULL.
2371 (Object::lock): Allow case where input_file == NULL.
2372 (Object::unlock): Likewise.
2373 (Object::is_locked): Likewise.
2374 (Object::token): Likewise.
2375 (Object::release): Likewise.
2376 (Object::is_incremental): New function.
2377 (Object::get_mtime): New function.
2378 (Object::for_all_local_got_entries): New function.
2379 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2380 (Object::set_is_in_system_directory): New function.
2381 (Object::is_in_system_directory): New function.
2382 (Object::do_is_incremental): New function.
2383 (Object::do_get_mtime): New function.
2384 (Object::do_for_all_local_got_entries): New function.
2385 (Object::is_in_system_directory_): New data member.
2386 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2387 (class Sized_relobj_base): New class.
2388 (class Sized_relobj): Derive from Sized_relobj_base.
2389 (class Sized_relobj::Symbols): Redeclare from base class.
2390 (class Sized_relobj::local_got_offset_list): Remove.
2391 (class Sized_relobj::Output_sections): Redeclare from base class.
2392 (class Sized_relobj::do_for_all_local_got_entries): New function.
2393 (class Sized_relobj::write_local_symbols): Add offset parameter.
2394 (class Sized_relobj::local_symbol_offset_): Update comment.
2395 (class Sized_relobj::local_dynsym_offset_): Update comment.
2396 * options.cc (Input_arguments::add_file): Remove const.
2397 * options.h (Input_file_argument::Input_file_argument):
2398 Initialize arg_serial_ (all constructors).
2399 (Input_file_argument::set_arg_serial): New function.
2400 (Input_file_argument::arg_serial): New function.
2401 (Input_file_argument::arg_serial_): New data member.
2402 (Input_arguments::Input_arguments): Initialize file_count_.
2403 (Input_arguments::add_file): Remove const.
2404 (Input_arguments::number_of_input_files): New function.
2405 (Input_arguments::file_count_): New data member.
2406 (Command_line::number_of_input_files): Call
2407 Input_arguments::number_of_input_files.
2408 * output.cc (Output_segment_headers::Output_segment_headers):
2409 Set current size.
2410 (Output_section::Input_section::current_data_size): New function.
2411 (Output_section::Output_section): Initialize new data members.
2412 (Output_section::add_input_section): Don't do merge sections for
2413 an incremental link; allocate space from free list for an
2414 incremental update.
2415 (Output_section::add_output_section_data): Allocate space from
2416 free list for an incremental update.
2417 (Output_section::update_data_size): New function.
2418 (Output_section::set_fixed_layout): New function.
2419 (Output_section::reserve): New function.
2420 (Output_segment::set_section_addresses): Remove const.
2421 (Output_segment::set_section_list_addresses): Remove const; allocate
2422 space from free list for an incremental update.
2423 (Output_segment::set_offset): Adjust size of RELRO segment for an
2424 incremental update.
2425 * output.h (Output_data::current_data_size): Move here from
2426 child classes.
2427 (Output_data::pre_finalize_data_size): New function.
2428 (Output_data::update_data_size): New function.
2429 (Output_section_headers::update_data_size): new function.
2430 (Output_section_data_build::current_data_size): Move to Output_data.
2431 (Output_data_strtab::update_data_size): New function.
2432 (Output_section::current_data_size): Move to Output_data.
2433 (Output_section::set_fixed_layout): New function.
2434 (Output_section::has_fixed_layout): New function.
2435 (Output_section::reserve): New function.
2436 (Output_section::update_data_size): New function.
2437 (Output_section::has_fixed_layout_): New data member.
2438 (Output_section::free_list_): New data member.
2439 (Output_segment::set_section_addresses): Remove const.
2440 (Output_segment::set_section_list_addresses): Remove const.
2441 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2442 New function.
2443 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2444 New function.
2445 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2446 parameter when calling Add_symbols constructor; store argument
2447 serial number for members of a lib group.
2448 (Add_symbols::locks): Allow case where token == NULL.
2449 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2450 (Read_member::~Read_member): New function.
2451 (Read_member::is_runnable): New function.
2452 (Read_member::locks): New function.
2453 (Read_member::run): New function.
2454 (Check_script::~Check_script): New function.
2455 (Check_script::is_runnable): New function.
2456 (Check_script::locks): New function.
2457 (Check_script::run): New function.
2458 (Check_library::~Check_library): New function.
2459 (Check_library::is_runnable): New function.
2460 (Check_library::locks): New function.
2461 (Check_library::run): New function.
2462 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2463 (Add_symbols::library_): New data member.
2464 (class Read_member): New class.
2465 (class Check_script): New class.
2466 (class Check_library): New class.
2467 * reloc.cc (Read_relocs::is_runnable): Allow case where
2468 token == NULL.
2469 (Read_relocs::locks): Likewise.
2470 (Scan_relocs::locks): Likewise.
2471 (Relocate_task::locks): Likewise.
2472 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2473 to clear counters.
2474 (Sized_relobj::incremental_relocs_scan): Fix comment.
2475 (Sized_relobj::do_relocate): Pass output file offset to
2476 write_local_symbols.
2477 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2478 from class declaration.
2479 * script.cc (read_input_script): Allocate Script_info; pass
2480 argument serial number to report_script.
2481 * script.h (class Script_info): Move to incremental.h.
2482 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2483 * symtab.h (Symbol_table::add_from_incrobj): New function.
2484 (Symbol_table::set_file_offset): New function.
2485
b961d0d7
CC		 24862011-04-05 Cary Coutant <ccoutant@google.com>
2487
2488 * incremental-dump.cc (dump_incremental_inputs): Change signature
2489 to take a Sized_incremental_binary; change caller. Use readers
2490 in Sized_incremental_binary.
2491 * incremental.cc
2492 (Sized_incremental_binary::find_incremental_inputs_sections):
2493 Rename do_find_incremental_inputs_sections to this.
2494 (Sized_incremental_binary::setup_readers): New function.
2495 (Sized_incremental_binary::do_check_inputs): Check
2496 has_incremental_info_ flag; move setup code to setup_readers;
2497 use input readers.
2498 (Sized_incremental_binary::do_file_is_unchanged): New function.
2499 (Sized_incremental_binary::do_get_input_reader): New function.
2500 * incremental.h (class Incremental_binary): Move to end of file.
2501 (Incremental_binary::file_is_unchanged): New function.
2502 (Incremental_binary::do_file_is_unchanged): New function.
2503 (Incremental_binary::Input_reader): New class.
2504 (Incremental_binary::get_input_reader): New function.
2505 (class Sized_incremental_binary): Move to end of file.
2506 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2507 input section reader classes.
2508 (Sized_incremental_binary::has_incremental_info): New function.
2509 (Sized_incremental_binary::inputs_reader): New function.
2510 (Sized_incremental_binary::symtab_reader): New function.
2511 (Sized_incremental_binary::relocs_reader): New function.
2512 (Sized_incremental_binary::got_plt_reader): New function.
2513 (Sized_incremental_binary::do_file_is_unchanged): New function.
2514 (Sized_incremental_binary::Sized_input_reader): New class.
2515 (Sized_incremental_binary::get_input_reader): New function.
2516 (Sized_incremental_binary::find_incremental_inputs_sections):
2517 Rename do_find_incremental_inputs_sections to this.
2518 (Sized_incremental_binary::setup_readers): New function.
2519 (Sized_incremental_binary::has_incremental_info_): New data member.
2520 (Sized_incremental_binary::inputs_reader_): New data member.
2521 (Sized_incremental_binary::symtab_reader_): New data member.
2522 (Sized_incremental_binary::relocs_reader_): New data member.
2523 (Sized_incremental_binary::got_plt_reader_): New data member.
2524 (Sized_incremental_binary::current_input_file_): New data member.
2525
a869183f
PP		 25262011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2527
2528 PR gold/12640
2529 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2530 violation.
2531
25322011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2533
2534 * archive.cc (Archive::include_member): Adjust call to report_object.
2535 (Add_archive_symbols::run): Add script_info to call to
2536 report_archive_begin.
2537 (Lib_group::include_member): Adjust call to report_object.
2538 (Add_lib_group_symbols::run): Adjust call to report_object.
2539 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2540 blocks. Add object count for script input files.
2541 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2542 script_info parameter; change all callers.
2543 (Incremental_inputs::report_object): Add script_info parameter;
2544 change all callers.
2545 (Incremental_inputs::report_script): Store backpointer to
2546 incremental info entry.
2547 (Output_section_incremental_inputs::set_final_data_size): Record
2548 additional information for scripts.
2549 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2550 * incremental.h (Incremental_script_entry::add_object): New function.
2551 (Incremental_script_entry::get_object_count): New function.
2552 (Incremental_script_entry::get_object): New function.
2553 (Incremental_script_entry::objects_): New data member; adjust
2554 constructor.
2555 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2556 (Incremental_inputs::report_object): Add script_info parameter.
2557 (Incremental_inputs_reader::get_object_count): New function.
2558 (Incremental_inputs_reader::get_object_offset): New function.
2559 * options.cc (Input_arguments::add_file): Return reference to
2560 new input argument.
2561 * options.h (Input_argument::set_script_info): New function.
2562 (Input_argument::script_info): New function.
2563 (Input_argument::script_info_): New data member; adjust all
2564 constructors.
2565 (Input_file_group::add_file): Return reference to new input argument.
2566 (Input_file_lib::add_file): Likewise.
2567 (Input_arguments::add_file): Likewise.
2568 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2569 * script.cc (Parser_closure::Parser_closure): Add script_info
2570 parameter; adjust all callers.
2571 (Parser_closure::script_info): New function.
2572 (Parser_closure::script_info_): New data member.
2573 (read_input_script): Report scripts earlier to incremental info.
2574 (script_add_file): Set script_info in Input_argument.
2575 (script_add_library): Likewise.
2576 * script.h (Script_options::Script_info): Rewrite class.
2577
a869183f 25782011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2579
2580 * archive.cc (Library_base::should_include_member): Move
2581 method here from class Archive.
2582 (Archive::Archive): Initialize base class.
2583 (Archive::should_include_member): Move to base class.
2584 (Archive::do_for_all_unused_symbols): New function.
2585 (Add_archive_symbols::run): Remove redundant access to
2586 incremental_inputs.
2587 (Lib_group::Lib_group): Initialize base class.
2588 (Lib_group::do_filename): New function.
2589 (Lib_group::include_member): Pass pointer to Lib_group to
2590 report_object.
2591 (Lib_group::do_for_all_unused_symbols): New function.
2592 (Add_lib_group_symbols::run): Report archive information for
2593 incremental links.
2594 * archive.h (class Library_base): New base class.
2595 (class Archive): Derive from Library_base.
2596 (Archive::filename): Move to base class.
2597 (Archive::set_incremental_info): Likewise.
2598 (Archive::incremental_info): Likewise.
2599 (Archive::Should_include): Likewise.
2600 (Archive::should_include_member): Likewise.
2601 (Archive::Armap_entry): Remove.
2602 (Archive::Unused_symbol_iterator): Remove.
2603 (Archive::unused_symbols_begin): Remove.
2604 (Archive::unused_symbols_end): Remove.
2605 (Archive::do_filename): New function.
2606 (Archive::do_get_mtime): New function.
2607 (Archive::do_for_all_unused_symbols): New function.
2608 (Archive::task_): Move to base class.
2609 (Archive::incremental_info_): Likewise.
2610 (class Lib_group): Derive from Library_base.
2611 (Lib_group::do_filename): New function.
2612 (Lib_group::do_get_mtime): New function.
2613 (Lib_group::do_for_all_unused_symbols): New function.
2614 (Lib_group::task_): Move to base class.
2615 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2616 function.
2617 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2618 function.
2619 * incremental.cc (Incremental_inputs::report_archive_begin):
2620 Use Library_base; call library's get_mtime; add incremental inputs
2621 entry before members.
2622 (class Unused_symbol_visitor): New class.
2623 (Incremental_inputs::report_archive_end): Use Library_base; use
2624 visitor class to record unused symbols; don't add incremental inputs
2625 entry after members.
2626 (Incremental_inputs::report_object): Use Library_base.
2627 * incremental.h
2628 (Incremental_archive_entry::Incremental_archive_entry): Remove
2629 unused Archive parameter.
2630 (Incremental_inputs::report_archive_begin): Use Library_base.
2631 (Incremental_inputs::report_archive_end): Likewise.
2632 (Incremental_inputs::report_object): Likewise.
2633 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2634 function.
2635 * object.h (Object::for_all_global_symbols): New function.
2636 (Object::do_for_all_global_symbols): New function.
2637 (Sized_relobj::do_for_all_global_symbols): New function.
2638 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2639 function.
2640 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2641 function.
2642
61ab3e40
ILT		 26432011-03-27 Ian Lance Taylor <iant@google.com>
2644
2645 * archive.cc (Archive::interpret_header): Return -1 if something
2646 goes wrong. Change callers accordingly.
2647
30e1f9e6
CC		 26482011-03-25 Cary Coutant <ccoutant@google.com>
2649
2650 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2651 * testsuite/Makefile.in: Regenerate.
2652
9370ce59 26532011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2654
2655 * plugin.cc (get_view): New.
2656 (Plugin::load): Pass get_view to the plugin.
2657 (Plugin_manager::get_view): New.
2658
9312bb0a
ILT		 26592011-03-21 Ian Lance Taylor <iant@google.com>
2660
2661 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2662 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2663
7e12ba9e
ST		 26642011-03-21 Sriraman Tallam <tmsriram@google.com>
2665
2666 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2667 Change == to -eq.
2668 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2669 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2670 Change == to -eq.
2671 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2672 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2673
fd7a005d
ILT		 26742011-03-14 Ian Lance Taylor <iant@google.com>
2675
2676 * script-sections.cc (Sort_output_sections::script_compare):
2677 Rename from is_before, change return type.
2678 (Sort_output_sections::operator()): Adjust accordingly.
2679
ed16fd1b
ILT		 26802011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2681
2682 PR gold/12572
2683 * testsuite/odr_violation2.cc: Add comment to make all error line
2684 numbers double digits.
2685 * testsuite/debug_msg.sh: Adjust expected errors.
2686
71ff8986
ILT		 26872011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2688
2689 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2690 but mark earlier ones as non-canonical
2691 (offset_to_iterator): Update search target and example
2692 (do_addr2line): Return extra lines in a vector*
2693 (format_file_lineno): Extract from do_addr2line
2694 (one_addr2line): Add vector* out-param
2695 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2696 when a lineno entry appeared last for its instruction
2697 (Dwarf_line_info): Add vector* out-param
2698 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2699 * symtab.cc (Odr_violation_compare): Include the lineno in the
2700 comparison again.
2701 (linenos_from_loc): New. Combine the canonical line for an
2702 address with its other lines.
2703 (True_if_intersect): New. Helper functor to make
2704 std::set_intersection a query.
2705 (detect_odr_violations): Compare sets of lines instead of just
2706 one line for each function. This became less deterministic, but
2707 has fewer false positives.
2708 * symtab.h: Declarations.
2709 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2710 mix an optimized and non-optimized object in the same binary
2711 (odr_violation2.so): Same.
2712 * testsuite/Makefile.in: Regenerate from Makefile.am.
2713 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2714 * testsuite/debug_msg.sh: Update line numbers and add
2715 assertions.
2716 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2717 non-optimized context.
2718 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2719 isn't inlined, and use OdrDerived in an optimized context.
2720 * testsuite/odr_header1.h: Defines OdrDerived, where
2721 optimization will change the
2722 first-instruction-in-the-destructor's file and line number.
2723 * testsuite/odr_header2.h: Defines OdrBase.
2724
a19fefdc
ILT		 27252011-03-09 Ian Lance Taylor <iant@google.com>
2726
2727 * fileread.cc (File_read::clear_views): Don't delete the whole
2728 file view.
2729
ecb351e9
ILT		 27302011-03-08 Ian Lance Taylor <iant@google.com>
2731
2732 PR gold/12525
2733 * fileread.cc: #include <climits>.
2734 (GOLD_IOV_MAX): Define.
2735 (File_read::read_multiple): Limit number of entries by iov_max.
2736 * fileread.h (class File_read): Always set max_readv_entries to
2737 128.
2738
b821d13c
ILT		 27392011-03-07 Ian Lance Taylor <iant@google.com>
2740
2741 PR gold/12525
2742 * options.h (class General_options): Add -dy and -dn.
2743
89243142
CC		 27442011-03-02 Cary Coutant <ccoutant@google.com>
2745
2746 * testsuite/script_test_9.t: Add TLS segment.
2747
d0773f31
ILT		 27482011-03-02 Simon Baldwin <simonb@google.com>
2749
2750 * configure.ac: Add check for gnu_indirect_function support in
2751 the toolchain building binutils.
2752 * configure: Rebuild.
2753
9370ce59 27542011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2755
2756 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2757 plugin only symbols.
2758 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2759 in plugin files as not needed in the symbol table.
2760
4cf7a849
ST		 27612011-02-11 Sriraman Tallam <tmsriram@google.com>
2762
2763 * output.cc (Output_section::add_input_section): Delay fill
2764 generation for section ordering.
2765
b578bd7d
ILT		 27662011-02-09 Ian Lance Taylor <iant@google.com>
2767
2768 PR gold/12316
2769 * object.h (class Sized_relobj): Remove clear_local_symbols.
2770 * reloc.cc (Sized_relobj::do_relocate): Don't call
2771 clear_local_symbols.
2772
9370ce59 27732011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2774
2775 * plugin.cc (is_visible_from_outside): Return true for symbols
2776 in the -u option.
2777
55382fb7
ILT		 27782011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2779
2780 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2781 filename.
2782
4e271fff
ST		 27832011-02-02 Sriraman Tallam <tmsriram@google.com>
2784
2785 * icf.h (is_section_foldable_candidate): Change type of parameter
2786 to std::string.
2787 * icf.cc (Icf::find_identical_sections): Change type of local variable
2788 section_name to be std::string.
2789 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2790
d433c3ac
ILT		 27912011-01-25 Ian Lance Taylor <iant@google.com>
2792
2793 * script.cc (script_add_extern): Rewrite to use
2794 add_symbol_reference.
2795
880473a6
DK		 27962011-01-25 Doug Kwan <dougkwan@google.com>
2797
d433c3ac 2798 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2799
f30f86fa
ILT		 28002011-01-24 Ian Lance Taylor <iant@google.com>
2801
2802 * options.h (class General_options): Accept
2803 --no-detect-odr-violations.
2804
8e51a0b9
ILT		 28052011-01-24 Ian Lance Taylor <iant@google.com>
2806
2807 * version.cc (version_string): Bump to 1.11.
2808
0f3b89d8
ILT		 28092011-01-24 Ian Lance Taylor <iant@google.com>
2810
2811 * plugin.cc (class Plugin_rescan): Define new class.
2812 (Plugin_manager::claim_file): Set any_claimed_.
2813 (Plugin_manager::save_archive): New function.
2814 (Plugin_manager::save_input_group): New function.
2815 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2816 necessary.
2817 (Plugin_manager::new_undefined_symbol): New function.
2818 (Plugin_manager::rescan): New function.
2819 (Plugin_manager::rescannable_defines): New function.
2820 (Plugin_manager::add_input_file): Set any_added_.
2821 * plugin.h (class Plugin_manager): define new fields rescannable_,
2822 undefined_symbols_, any_claimed_, and any_added_. Declare
2823 Plugin_rescan as friend. Declare new functions.
2824 (Plugin_manager::Rescannable): Define type.
2825 (Plugin_manager::Rescannable_list): Define type.
2826 (Plugin_manager::Undefined_symbol_list): Define type.
2827 (Plugin_manager::Plugin_manager): Initialize new fields.
2828 * archive.cc (Archive::defines_symbol): New function.
2829 (Add_archive_symbols::run): Pass archive to plugins if any.
2830 * archive.h (class Archive): Declare defines_symbol.
2831 * readsyms.cc (Input_group::~Input_group): New function.
2832 (Finish_group::run): Pass input_group to plugins if any.
2833 * readsyms.h (class Input_group): Declare destructor.
2834 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2835 any.
2836
3bb951e5
ILT		 28372011-01-10 Ian Lance Taylor <iant@google.com>
2838
2839 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2840 section as relro.
2841 (Layout::set_segment_offsets): Reset increase_relro before calling
2842 set_section_addresses a second time.
2843
0aa45fac
CC		 28442011-01-04 Cary Coutant <ccoutant@google.com>
2845
2846 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2847 sections before NOBITS sections.
2848
0db46eb4
L		 28492011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2850
2851 * version.cc (print_version): Update copyright to 2011.
2852
829c9745
CC		 28532010-12-23 Cary Coutant <ccoutant@google.com>
2854
2855 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2856 of OS to this->add. Add OD parameter to second form of the function.
2857
7500420b
ILT		 28582010-12-20 Ian Lance Taylor <iant@google.com>
2859
2860 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2861 second of two consecutive entries with same offset.
2862
f8e9a930
RW		 28632010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2864
2865 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2866 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2867 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2868 to avoid unneeded links against $(LDADD).
2869 * testsuite/Makefile.in: Regenerate.
2870
2fbb4320
ILT		 28712010-12-15 Ian Lance Taylor <iant@google.com>
2872
2873 PR gold/12324
2874 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2875 for R_X86_64_32 and R_X86_64_PC32.
2876 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2877 ver_matching_def_pic.o.
2878 (ver_matching_def_pic.o): New target.
2879
fedb228d
RW		 28802010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2881
2882 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2883 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2884 Move definition before File_read::View member definitions.
2885 (File_read::View::~View): Initialize and hold lock before
2886 updating current_mapped_bytes.
2887
9b547ce6
RW		 28882010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2889
2890 * dwarf_reader.cc: Remove outdated comment.
2891 * gold-threads.cc: Fix typo in error message.
2892 * archive.cc: Fix typos in comments.
2893 * archive.h: Likewise.
2894 * arm-reloc-property.cc: Likewise.
2895 * arm-reloc-property.h: Likewise.
2896 * arm-reloc.def: Likewise.
2897 * arm.cc: Likewise.
2898 * attributes.h: Likewise.
2899 * cref.cc: Likewise.
2900 * ehframe.cc: Likewise.
2901 * fileread.h: Likewise.
2902 * gold.h: Likewise.
2903 * i386.cc: Likewise.
2904 * icf.cc: Likewise.
2905 * incremental.h: Likewise.
2906 * int_encoding.cc: Likewise.
2907 * layout.h: Likewise.
2908 * main.cc: Likewise.
2909 * merge.h: Likewise.
2910 * object.cc: Likewise.
2911 * object.h: Likewise.
2912 * options.cc: Likewise.
2913 * readsyms.cc: Likewise.
2914 * reduced_debug_output.cc: Likewise.
2915 * reloc.cc: Likewise.
2916 * script-sections.cc: Likewise.
2917 * sparc.cc: Likewise.
2918 * symtab.h: Likewise.
2919 * target-reloc.h: Likewise.
2920 * target.cc: Likewise.
2921 * target.h: Likewise.
2922 * timer.cc: Likewise.
2923 * timer.h: Likewise.
2924 * x86_64.cc: Likewise.
2925
83e17bd5
CC		 29262010-12-09 Cary Coutant <ccoutant@google.com>
2927
2928 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2929 stack.
2930 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2931 parameter; change all callers.
2932 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2933 * options.h (warn_execstack): New option.
2934
017257f8
DK		 29352010-12-07 Doug Kwan <dougkwan@google.com>
2936
2937 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2938 like function call relocations.
2939
c20cbc06
ILT		 29402010-12-07 Ian Lance Taylor <iant@google.com>
2941
2942 * archive.cc (Archive::get_elf_object_for_member): Permit
2943 punconfigured to be NULL.
2944 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2945 (Archive::include_member): Pass NULL to get_elf_object_for_member
2946 if we searched for the archive and this is the first included
2947 object.
2948
4dbfafcc
ILT		 29492010-12-01 Ian Lance Taylor <iant@google.com>
2950
2951 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2952 track_relocs_type_ field.
2953 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2954 Set track_relocs_type_.
2955 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2956 contents when using RELA relocs.
2957 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2958 reloc_map_.
2959 * reloc.cc (Track_relocs::next_addend): New function.
2960 * reloc.h (class Track_relocs): Declare next_addend.
2961
e5e19edd
ILT		 29622010-12-01 Ian Lance Taylor <iant@google.com>
2963
2964 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2965 virtual destructor.
2966
9a5ce24c
ILT		 29672010-12-01 Ian Lance Taylor <iant@google.com>
2968
2969 * README: Update compilers known to work and fail.
2970
c7791212
NC		 29712010-11-23 Matthias Klose <doko@ubuntu.com>
2972
2973 * configure.in: For --enable-gold, handle value `default' instead of
2974 `both*'. Always install ld as ld.bfd, install as ld if gold is
2975 not the default.
2976 * configure: Regenerate.
2977
0ad220c9
DK		 29782010-11-18 Doug Kwan <dougkwan@google.com>
2979
2980 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2981 and right_alignment to be zero. Store result alignment only if it is
2982 greater than existing alignment.
2983
ab8056e0
CC		 29842010-11-16 Cary Coutant <ccoutant@google.com>
2985
2986 PR gold/12220
2987 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2988 Check for ".zdebug_line".
2989
fd064a5b
CC		 29902010-11-16 Doug Kwan <dougkwan@google.com>
2991 Cary Coutant <ccoutant@google.com>
2992
2993 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2994 by reference; adjust all callers.
2995 * output.cc (Output_segment::set_section_addresses): Adjust references
2996 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2997 list is empty.
2998 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2999 end at page boundary.
3000
6fc6ea19
CC		 30012010-11-16 Cary Coutant <ccoutant@google.com>
3002
3003 PR gold/12220
3004 * layout.cc (Layout::choose_output_section): Transform names of
3005 compressed sections even when using a script with a SECTIONS clause.
3006 (Layout::output_section_name): Remove code to transform
3007 compressed debug section names.
3008 * output.cc (Output_section::add_input_section): Use uncompressed
3009 section size when tracking input sections.
3010
95a2c8d6
RS		 30112010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3012
3013 * symtab.h (Symbol::NON_PIC_REF): Remove.
3014 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3015 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3016 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3017 (Symbol::use_plt_offset): Take a flags argument and pass it
3018 directly to needs_dynamic_reloc. Restrict check for undefined
3019 weak symbols to function calls.
3020 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3021 (Target_arm::Scan::global): Use it.
3022 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3023 (Target_arm::Relocate::relocate): Likewise.
3024 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3025 parameter with an r_type parameter. Use get_reference_flags
3026 to get the flags.
3027 (Target_arm::Relocate::relocate): Update accordingly.
3028 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3029 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3030 (Target_i386::Scan::global): Likewise.
3031 (Target_i386::Relocate::relocate): Likewise.
3032 (Target_i386::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_i386::Relocate::relocate): Update accordingly.
3036 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3037 (Target_powerpc::Scan::global): Use it.
3038 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3039 (Target_powerpc::Relocate::relocate): Likewise.
3040 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3041 (Target_sparc::Scan::global): Use it.
3042 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3043 (Target_sparc::Relocate::relocate): Likewise.
3044 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3045 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3046 (Target_x86_64::Scan::global): Likewise.
3047 (Target_x86_64::Relocate::relocate): Likewise.
3048
f625ae50
DK		 30492010-11-08 Doug Kwan <dougkwan@google.com>
3050 Cary Coutant <ccoutant@google.com>
3051
3052 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3053 (Arm_exidx_merge_section::section_contents_): New data member.
3054 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3055 (Arm_input_section::~Arm_input_section): De-allocate memory.
3056 (Arm_input_section::original_contents_): New data member.
3057 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3058 in parameters instead of calling Object::section_contents without
3059 locking.
3060 (Arm_output_section::group_section): New parameter TASK. Pass it
3061 to callees that need locking objects.
3062 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3063 to lock EXIDX input sections. Fix a formatting issue. Call
3064 Arm_exidx_merged_section::build_contents to create merged section
3065 contents.
3066 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3067 to lock object of stub table owner.
3068 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3069 TEXT_SIZE to initialize data member TEXT_SIZE_.
3070 (Arm_exidx_input_section::addralign): Fix typo in comment.
3071 (Arm_exidx_input_section::text_size): New method.
3072 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3073 that require locking objects. Lock objects before scanning for stubs
3074 and updating local symbols.
3075 (Arm_input_section<big_endian>::init): Copy contents of original
3076 input section.
3077 (Arm_input_section<big_endian>::do_write): Use saved contents of
3078 original input section instead of calling Object::section_contents
3079 without locking.
3080 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3081 size without calling Object::section_size().
3082 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3083 for size. Allocate a buffer for merged EXIDX entries.
3084 (Arm_exidx_merged_section::build_contents): New method.
3085 (Arm_exidx_merged_section::do_write): Move merge section contents
3086 building code to Arm_exidx_merged_section::build_contetns. Write
3087 out contetns in buffer instead of building it on the fly.
3088 (Arm_relobj::make_exidx_input_section): Also pass text section size
3089 to Arm_exidx_input_section constructor.
3090 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3091 (Arm_dynobj::do_read_symbols): Fix memory leak.
3092 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3093 * target.h: (class Task): Add forward declaration.
3094 (Target::relax): Add new parameter TASK and pass it to
3095 Target::do_relax().
3096 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3097
5f9bcf58
CC		 30982010-11-05 Cary Coutant <ccoutant@google.com>
3099
3100 PR gold/10708
3101 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3102 object when reading from the file.
3103 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3104 second layout pass.
3105 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3106 when reading section contents.
3107 (get_section_contents): Likewise.
3108 (icf::find_identical_sections): Likewise.
3109 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3110 object when reading from the file.
3111 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3112 the object when doing deferred section layout.
3113
e597fa08
NC		 31142010-11-03 Nick Clifton <nickc@redhat.com>
3115
3116 PR gold/12001
3117 * script.h (class Symbol_assignment: name): New member. Returns
3118 the name of the symbol.
3119 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3120 Returns true if the given symbol name is on the list of
3121 assignments wating to be processed.
3122 * archive.cc (should_incldue_member): If the symbol is undefined,
3123 check to see if it is on the list of symbols pending assignment.
3124
3f9a3278
ILT		 31252010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3126
3127 * script-sections.cc (Script_sections::find_memory_region): Check
3128 for a NULL output section pointer.
3129
d06fb4d1
DK		 31302010-10-29 Doug Kwan <dougkwan@google.com>
3131
3132 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3133 Output_section::add_relaxed_input_section.
3134 * output.cc (Output_section::add_relaxed_input_section): Add new
3135 arguments LAYOUT and NAME. Set section order index.
3136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3137 Copy section order index.
3138 * output.h (Output_section::add_relaxed_input_section): Add new
3139 arguments LAYOUT and NAME.
3140
90e24de5
ILT		 31412010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3142
3143 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3144 NATIVE_OR_CROSS_LINKER.
3145 * testsuite/Makefile.in: Regenerate.
3146
c9484ea5
DK		 31472010-10-20 Doug Kwan <dougkwan@google.com>
3148
3149 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3150 without SHF_LINK_ORDER flags.
3151 * layout.cc (Layout::choose_output_section): Do not filter
3152 SHF_LINK_ORDER flag in a relocatable link.
3153
5bc2f5be
CC		 31542010-10-17 Cary Coutant <ccoutant@google.com>
3155
3156 * output.h (Output_segment::set_section_addresses): Change function
3157 signature. Update all callers.
3158 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3159 sections.
3160 (Output_segment::set_section_addresses): Align after last TLS
3161 section. Add padding before last relro section instead of after.
3162
0c91cf04
DK		 31632010-10-17 Doug Kwan <dougkwan@google.com>
3164
3165 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3166 GOT output section to be writable.
3167
8c21d9d3
CC		 31682010-10-14 Cary Coutant <ccoutant@google.com>
3169
3170 * debug.h (DEBUG_INCREMENTAL): New flag.
3171 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3172 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3173 mode.
3174 * incremental.cc (report_command_line): Ignore all forms of
3175 --incremental.
3176 * layout.cc (Layout::Layout): Check parameters for incremental link
3177 mode.
3178 * options.cc (General_options::parse_incremental): New function.
3179 (General_options::parse_no_incremental): New function.
3180 (General_options::parse_incremental_full): New function.
3181 (General_options::parse_incremental_update): New function.
3182 (General_options::incremental_mode_): New data member.
3183 (General_options::finalize): Check incremental_mode_.
3184 * options.h (General_options): Update help text for --incremental.
3185 Add --no-incremental, --incremental-full, --incremental-update.
3186 (General_options::Incremental_mode): New enum type.
3187 (General_options::incremental_mode): New function.
3188 (General_options::incremental_mode_): New data member.
3189 * parameters.cc (Parameters::incremental_mode_): New data member.
3190 (Parameters::set_options): Set incremental_mode_.
3191 (Parameters::set_incremental_full): New function.
3192 (Parameters::incremental): New function.
3193 (Parameters::incremental_update): New function.
3194 (set_parameters_incremental_full): New function.
3195 * parameters.h (Parameters::set_incremental_full): New function.
3196 (Parameters::incremental): New function.
3197 (Parameters::incremental_update): New function.
3198 (Parameters::incremental_mode_): New data member.
3199 (set_parameters_incremental_full): New function.
3200 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3201 incremental link mode.
3202 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3203 (Sized_relobj::do_relocate_sections): Likewise.
3204 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3205 option.
3206 * testsuite/Makefile.in: Regenerate.
3207 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3208
bb32aa18 32092010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3210
3211 * script-sections.h (class Script_sections): Make
3212 Sections_elements typedef public.
3213 * script-sections.cc (class Sort_output_sections): Add elements_
3214 field. Add constructor which sets it; change all callers.
3215 (Sort_output_sections::is_before): New function.
3216 (Sort_output_sections::operator()): Call is_before.
3217 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3218 conditional.
3219 * testsuite/script_test_10.sh: New test. Test script section
3220 order.
3221 * testsuite/script_test_10.t: Likewise.
3222 * testsuite/script_test_10.s: Likewise.
3223 * testsuite/Makefile.am: Wrap the cross linker tests and the
3224 common tests into NATIVE_OR_CROSS_LINKER.
3225 (check_SCRIPTS): Add script_test_10.sh.
3226 (check_DATA): Add script_test_10.stdout.
3227 (script_test_10.o, script_test_10): New targets.
3228 (script_test_10.stdout): New target.
3229 * configure, testsuite/Makefile.in: Regenerate.
3230
3cef7179
ILT		 32312010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3232
3233 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3234 error for the deprecated relocations.
3235 (Target_arm::Scan::global): Likewise.
3236 (Target_arm::Relocate::relocate): Likewise.
3237
7411e9a8
RS		 32382010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3239
3240 * fileread.cc (Input_file::find_file): Initialize *found_name
3241 and *namep when using the fallback search for case 4.
3242
6a9da32a
CC		 32432010-10-11 Cary Coutant <ccoutant@google.com>
3244
3245 * options.h (class General_options): Redefine -z lazy as an alias for
3246 the negation of -z now.
3247
ac897c20
ILT		 32482010-10-11 Ian Lance Taylor <iant@google.com>
3249
3250 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3251 binding.
3252
ea5cae92
NC		 32532010-10-06 Nick Clifton <nickc@redhat.com>
3254
3255 * script-sections.cc(class Memory_region): Remove
3256 current_lma_offset_ field. Rename current_vma_offset_ to
3257 current_offset_. Add last_section_ field.
3258 (Memory_region::get_current_vma_address): Rename to
3259 get_current_address.
3260 (Memory_region::get_current_lma_address): Delete.
3261 (Memory_region::increment_vma_offset): Rename to
3262 increment_offset.
3263 (Memory_region::increment_lma_offset): Delete.
3264 (Memory_region::attributes_compatible): New method. Returns
3265 true if the provided section is compatible with the region.
3266 (Memory_region::get_last_section): New method. Returns the last
3267 section to use the region.
3268 (Memory_region::set_last_section): New method. Stores the last
3269 section to use the region.
3270 (Script_sections::block_in_region): New method. Returns true if
3271 a block of memory is contained within a region.
3272 (Script_sections::find_memory_region): New method. Locates a
3273 memory region to be used to set a VMA or LMA address.
3274 (Output_section_definition::set_section_addresses): Add code to
3275 check for addresses set by memory regions.
3276 (Output_segment::set_section_addresses): Remove memory region
3277 walking code.
3278 (Script_sections::create_segment): Add a warning if a header
3279 segment is created outside of any region.
3280 * script-sections.h (class Script_sections): Add prototypes for
3281 find_memory_region and block_in_region methods.
3282 * testsuite/memory_test.s: Use .long instead of .word.
3283 * testsuite/memory_test.t: Add some more output sections.
3284 * testsuite/memory_test.sh: Update expected output.
3285
a9bfd952
DK		 32862010-10-02 Doug Kwan <dougkwan@google.com>
3287
3288 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3289 defintion to symtab.h
3290 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3291 declaration to defintion.
3292
bacff3ab
NC		 32932010-10-01 Nick Clifton <nickc@redhat.com>
3294
3295 * expression.cc (eval): Replace dummy argument with NULL.
3296 (eval_maybe_dot): Check for a NULL result section pointer.
3297 (Symbol_expression::value): Likewise.
3298 (Dot_expression::value): Likewise.
3299 (BINARY_EXPRESSION): Likewise.
3300 (Max_expression::value): Likewise.
3301 (Min_expression::value): Likewise.
3302 (Absolute_expression::value): Likewise.
3303 (Addr_expression::value_from_output_section): Likewise.
3304 (Loaddddr_expression::value_from_output_section): Likewise.
3305 (Segment_start_expression::value): Likewise.
3306 * script-sections.cc
3307 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3308 argument with NULL.
3309 (Sections_elememt_dot_assignment::set_section_addresses):
3310 Likewise.
3311 (Output_data_expression::do_write_to_buffer): Likewise.
3312 (Output_section_definition::finalize_symbols): Likewise.
3313 (Output_section_definition::set_section_addresses): Likewise.
3314
f81bc8b5
DK		 33152010-09-30 Doug Kwan <dougkwan@google.com>
3316
3317 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3318
c95e9f27
ST		 33192010-09-28 Sriraman Tallam <tmsriram@google.com>
3320
3321 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3322 function.
c95e9f27
ST		 3323 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3324 virtual function.
3325 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3326 virtual function.
3327 * icf.cc (get_section_contents): Inline merge sections only when
3328 target allows it.
3329
3cac54d2
RW		 33302010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3331
3332 * configure: Regenerate.
3333
2904037a
ILT		 33342010-09-17 Ian Lance Taylor <iant@google.com>
3335
3336 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3337 * testsuite/Makefile.am (memory_test.o): New target.
3338 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3339 memory_test.t.
3340 * testsuite/Makefile.in: Rebuild.
2904037a 3341
bca7fb63
DK		 33422010-09-17 Doug Kwan <dougkwan@google.com>
3343
3344 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3345 defintion if relocation uses GOT entries of the symbol.
3346 * testsuite/icf_safe_test.sh: Fix test.
3347 * testsuite/icf_safe_so_test.sh: Fix test.
3348
4ef28648
CC		 33492010-09-16 Cary Coutant <ccoutant@google.com>
3350
3351 * script_sections.cc (class Memory_region): Remove "NULL" from
3352 vector initializations.
3353
793990de
CC		 33542010-09-15 Cary Coutant <ccoutant@google.com>
3355
3356 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3357 Resolve forwarding symbols.
3358
81e015e2
DK		 33592010-09-15 Doug Kwan <dougkwan@google.com>
3360
3361 * gold/testsuite/script_test_3.t: Add ARM special sections.
3362 * gold/testsuite/script_test_4.t: Same.
3363 * gold/testsuite/script_test_5.t: Same.
3364 * gold/testsuite/script_test_6.t: Same.
3365 * gold/testsuite/script_test_7.t: Same.
3366 * gold/testsuite/script_test_7.t: Same.
3367 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3368
36171d64
CC		 33692010-09-14 Cary Coutant <ccoutant@google.com>
3370
3371 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3372 (Target_x86_64::Relocate::relocate_tls): Replace check for
3373 saw_tls_block_reloc_ with test for executable section.
3374
d89051bd
CC		 33752010-09-12 Cary Coutant <ccoutant@google.com>
3376
3377 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3378 position-independent executables to shared libraries need dynamic
3379 relocations.
3380 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3381 position-independent executables.
3382 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3383 * testsuite/Makefile.in: Regenerate.
3384
fca41f0f
NC		 33852010-09-10 Nick Clifton <nickc@redhat.com>
3386
3387 PR gold/11997
3388 * testsuite/memory_test.t: Discard any sections that are not
3389 needed.
3390
6695e4b3
L		 33912010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3392
3393 PR gold/11996
3394 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3395 "This::" to work around a bug in gcc 4.2.
3396
3397 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3398
0f72bf6f
RÁE		 33992010-09-09 Rafael Espindola <espindola@google.com>
3400
3401 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3402 sections with different PF_X flags in the same segment.
3403 (Layout::find_first_load_seg): Search all segments to find the first
3404 one.
3405 * options.h (rosegment): New.
3406
34072010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3408
05a79166 3409 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3410
aa98ff75
DK		 34112010-09-08 Doug Kwan <dougkwan@google.com>
3412
3413 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3414 (Arm_relobj::do_relocate_sections): Add new parameter for output
3415 file to match the parent.
3416 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3417 of local symbols instead of input values. Update code to track
3418 changes in gold::relocate_section.
3419 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3420 (Sized_relobj::compute_final_local_value_internal): New methods.
3421 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3422 body into private version of Sized_relobj::compute_final_local_value.
3423 Call the inline method.
3424 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3425 merged symbol value if there is one.
3426 (Symbol_value::has_output_value): New method defintiion.
3427 (Sized_relobj::Compute_final_local_value_status): New enum type.
3428 (Sized_relobj::compute_final_local_value): New methods.
3429 (Sized_relobj::compute_final_local_value_internal): New methods.
3430 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3431 and arm_cortex_a8.sh.
3432 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3433 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3434 New tests.
3435 * Makefile.in: Regenerate.
3436 * testsuite/arm_bl_out_of_range.s: Update test.
3437 * testsuite/thumb_bl_out_of_range.s: Ditto.
3438 * testsuite/thumb_blx_out_of_range.s: Ditto.
3439 * testsuite/arm_branch_out_of_range.sh: New file.
3440 * testsuite/arm_cortex_a8.sh: Ditto.
3441 * testsuite/arm_cortex_a8_b.s: Ditto.
3442 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3443 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3444 * testsuite/arm_cortex_a8_bl.s: Ditto.
3445 * testsuite/arm_cortex_a8_blx.s: Ditto.
3446 * testsuite/arm_cortex_a8_local.s: Ditto.
3447 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3448 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3449
05a79166
L		 34502010-09-08 Rafael Espindola <espindola@google.com>
3451
3452 * Makefile.am (memory_test.stdout): Run readelf with -W.
3453 * Makefile.in: Regenerate.
3454 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3455 64 bit output.
3456
33dbc701
RÁE		 34572010-09-08 Rafael Espindola <espindola@google.com>
3458
3459 * script-sections.cc (Script_sections::add_memory_region): Convert
3460 field precision to int.
3461 * script.cc (script_set_section_region, script_set_section_region):
3462 Convert field precision to int.
3463
731ca54a
RÁE		 34642010-09-08 Rafael Espindola <espindola@google.com>
3465
3466 * arm.cc (do_finalize_sections): Create the __exidx_start and
3467 __exdix_end symbols even when the section is missing.
3468
7f8cd844
NC		 34692010-09-08 Nick Clifton <nickc@redhat.com>
3470
3471 * README: Remove claim that MEMORY is not supported.
3472 * expression.cc (script_exp_function_origin)
3473 (script_exp_function_length): Move from here to ...
3474 * script.cc: ... here.
3475 (script_set_section_region, script_add_memory)
3476 (script_parse_memory_attr, script_include_directive): New
3477 functions.
3478 * script-sections.cc
3479 (class Memory_region): New class.
3480 (class Output_section_definition): Add set_memory_region,
3481 set_section_vma, set_section_lma and get_section_name methods.
3482 (class Script_Sections): Add add_memory_region,
3483 find_memory_region, find_memory_region_origin,
3484 find_memory_region_length and set_memory_region methods.
3485 Have set_section_addresses method walk the list of set memory
3486 regions.
3487 Extend the print methos to display memory regions.
3488 * script-sections.h: Add prototypes for new methods.
3489 Add enum for MEMORY region attributes.
3490 * yyscript.y: Add support for parsing MEMORY regions.
3491 * script-c.h: Add prototypes for new functions.
3492 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3493 * testsuite/Makefile.in: Regenerate.
3494 * testsuite/memory_test.sh: New script.
3495 * testsuite/memory_test.s: New assembler source file.
3496 * testsuite/memory_test.t: New linker script.
3497
a4649286
DK		 34982010-08-27 Doug Kwan <dougkwan@google.com>
3499
3500 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3501 reference override an existing dynamic weak reference.
3502 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3503 * testsuite/Makefile.in: Regenerate.
3504 * testsuite/dyn_weak_ref.sh: New file.
3505 * testsuite/dyn_weak_ref_1.c: Ditto.
3506 * testsuite/dyn_weak_ref_2.c: Ditto.
3507
b56648ad
ILT		 35082010-08-27 Ian Lance Taylor <iant@google.com>
3509
3510 * incremental.h (class Incremental_input_entry): Add virtual
3511 destructor.
3512
809313cb
ILT		 35132010-08-27 Ian Lance Taylor <iant@google.com>
3514
3515 * testsuite/start_lib_test_3.c: Mark t3 as used.
3516
11e32464
NC		 35172010-08-27 Nick Clifton <nickc@redhat.com>
3518
3519 * options.cc (version_script): Fix small typo in previous
3520 whitespace tidyup.
3521
ca09d69a
NC		 35222010-08-25 Nick Clifton <nickc@redhat.com>
3523
3524 * archive.cc: Formatting fixes: Remove whitespace between
3525 typename and following asterisk. Remove whitespace between
3526 function name and opening parenthesis.
3527 * archive.h: Likewise.
3528 * arm.cc: Likewise.
3529 * attributes.cc: Likewise.
3530 * attributes.h: Likewise.
3531 * common.cc: Likewise.
3532 * copy-relocs.cc: Likewise.
3533 * dirsearch.h: Likewise.
3534 * dynobj.cc: Likewise.
3535 * ehframe.cc: Likewise.
3536 * ehframe.h: Likewise.
3537 * expression.cc: Likewise.
3538 * fileread.cc: Likewise.
3539 * fileread.h: Likewise.
3540 * gc.h: Likewise.
3541 * gold-threads.cc: Likewise.
3542 * gold.cc: Likewise.
3543 * i386.cc: Likewise.
3544 * icf.h: Likewise.
3545 * incremental-dump.cc: Likewise.
3546 * incremental.cc: Likewise.
3547 * layout.cc: Likewise.
3548 * layout.h: Likewise.
3549 * main.cc: Likewise.
3550 * merge.cc: Likewise.
3551 * merge.h: Likewise.
3552 * object.cc: Likewise.
3553 * object.h: Likewise.
3554 * options.cc: Likewise.
3555 * options.h: Likewise.
3556 * output.cc: Likewise.
3557 * output.h: Likewise.
3558 * plugin.cc: Likewise.
3559 * plugin.h: Likewise.
3560 * powerpc.cc: Likewise.
3561 * reloc.cc: Likewise.
3562 * script-c.h: Likewise.
3563 * script-sections.cc: Likewise.
3564 * script.cc: Likewise.
3565 * stringpool.cc: Likewise.
3566 * symtab.cc: Likewise.
3567 * symtab.h: Likewise.
3568 * target.cc: Likewise.
3569 * timer.cc: Likewise.
3570 * timer.h: Likewise.
3571 * version.cc: Likewise.
3572 * x86_64.cc: Likewise.
3573
b8fa8750
NC		 35742010-08-24 Nick Clifton <nickc@redhat.com>
3575
3576 PR 11899
3577 * layout.cc (segment_precedes): Sort segments by their physical
3578 addresses, if they have been set.
3579
9919d93b
CC		 35802010-08-23 Cary Coutant <ccoutant@google.com>
3581
3582 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3583 symbols data.
3584 (Lib_group::include_member): Unlock object after deleting its
3585 symbols data.
3586 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3587 the bug fixed here.
3588
97b4be1c
CC		 35892010-08-19 Neil Vachharajani <nvachhar@google.com>
3590 Cary Coutant <ccoutant@google.com>
3591
3592 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3593 constructor, and set_blocker.
3594 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3595 readsyms_blocker_.
3596 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3597 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3598 * testsuite/Makefile.am (start_lib_test): New test case.
3599 * testsuite/Makefile.in: Regenerate.
3600 * testsuite/start_lib_test_main.c: New file.
3601 * testsuite/start_lib_test_1.c: New file.
3602 * testsuite/start_lib_test_2.c: New file.
3603 * testsuite/start_lib_test_3.c: New file.
3604
dd0b1884
ILT		 36052010-08-19 Ian Lance Taylor <iant@google.com>
3606
3607 * Makefile.in: Rebuild with automake 1.11.1.
3608 * aclocal.m4: Likewise.
3609 * testsuite/Makefile.in: Likewise.
3610
7223e9ca
ILT		 36112010-08-19 Ian Lance Taylor <iant@google.com>
3612
3613 PR 10893
3614 * i386.cc (class Output_data_plt_i386): Update declarations.
3615 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3616 local_ifuncs_ fields.
3617 (Target_i386::do_plt_section_for_global): New function.
3618 (Target_i386::do_plt_section_for_local): New function.
3619 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3620 parameter; change all callers. Initialize global_ifuncs_ and
3621 local_ifuncs_. If doing a static link define __rel_iplt_start and
3622 __rel_iplt_end.
3623 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3624 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3625 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3626 symbols.
3627 (Target_i386::make_plt_section): New function, broken out of
3628 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3629 (Target_i386::make_plt_entry): Call make_plt_section.
3630 (Target_i386::make_local_ifunc_plt_entry): New function.
3631 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3632 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3633 R_386_IRELATIVE to switch.
3634 (Target_i386::Scan::global): Likewise.
3635 (Target_i386::Relocate::relocate): Likewise.
3636 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3637 switch.
3638 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3639 (Target_x86_64::do_plt_section_for_global): New function.
3640 (Target_x86_64::do_plt_section_for_local): New function.
3641 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3642 parameter; change all callers. If doing a static link define
3643 __rela_iplt_start and __rela_iplt_end.
3644 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3645 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3646 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3647 to point to .plt.
3648 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3649 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3650 switch.
3651 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3652 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3653 R_X86_64_IRELATIVE to switch.
3654 (Target_x86_64::Scan::global): Likewise.
3655 (Target_x86_64::Relocate::relocate): Likewise.
3656 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3657 switch.
3658 * target.h (class Target): Add plt_section_for_global and
3659 plt_section_for_local functions. Add do_plt_section_for_global
3660 and do_plt_section_for_local virtual functions.
3661 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3662 clarifying comments.
3663 (Symbol::use_plt_offset): Handle IFUNC symbol.
3664 * object.cc (Sized_relobj::Sized_relobj): Initialize
3665 local_plt_offsets_.
3666 (Sized_relobj::local_has_plt_offset): New function.
3667 (Sized_relobj::local_plt_offset): New function.
3668 (Sized_relobj::set_local_plt_offset): New function.
3669 (Sized_relobj::do_count): Handle IFUNC symbol.
3670 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3671 a bit away from input_shndx_ field. Add set_is_func_symbol and
3672 is_ifunc_symbol functions.
3673 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3674 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3675 local_plt_offsets_ field.
3676 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3677 * output.h (class Output_section_data): Add non-const
3678 output_section function.
3679 (class Output_data_got): Update declarations.
3680 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3681 Add use_plt_offset parameter to global and local constructors.
3682 Change all callers. Change local_sym_index_ field to 31 bits.
3683 Change GSYM_CODE and CONSTANT_CODE accordingly.
3684 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3685 doing a static link don't set sh_link field.
3686 (Output_data_got::Got_entry::write): Use PLT offset if
3687 appropriate.
3688 (Output_data_got::add_global_plt): New function.
3689 (Output_data_got::add_local_plt): New function.
3690 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3691 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3692 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3693 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3694 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3695 IFUNC conditional.
3696 * testsuite/ifunc-sel.h: New file.
3697 * testsuite/ifuncmain1.c: New file.
3698 * testsuite/ifuncmain1vis.c: New file.
3699 * testsuite/ifuncmod1.c: New file.
3700 * testsuite/ifuncdep2.c: New file.
3701 * testsuite/ifuncmain2.c: New file.
3702 * testsuite/ifuncmain3.c: New file.
3703 * testsuite/ifuncmod3.c: New file.
3704 * testsuite/ifuncmain4.c: New file.
3705 * testsuite/ifuncmain5.c: New file.
3706 * testsuite/ifuncmod5.c: New file.
3707 * testsuite/ifuncmain6pie.c: New file.
3708 * testsuite/ifuncmod6.c: New file.
3709 * testsuite/ifuncmain7.c: New file.
3710 * configure, testsuite/Makefile.in: Rebuild.
3711
56f75c03
ILT		 37122010-08-18 Ian Lance Taylor <iant@google.com>
3713
3714 * incremental.cc
3715 (Output_section_incremental_inputs::write_input_files): Add cast
3716 to avoid signed/unsigned comparison warning.
3717 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3718
55455f89
CC		 37192010-08-12 Cary Coutant <ccoutant@google.com>
3720
3721 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3722
e2054bcb
ILT		 37232010-08-13 Ian Lance Taylor <iant@google.com>
3724
3725 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3726
74f67560
DK		 37272010-08-12 Cary Coutant <ccoutant@google.com>
3728 Doug Kwan <dougkwan@google.com>
3729
3730 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3731 defintion overrides non-weak undef, remember that the original undef
3732 is not weak.
3733 * symtab.cc (Symbol_table::sized_write_global): For undef without
3734 an original weak binding, set binding to global in output.
3735 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3736 * testsuite/Makefile.in: Regenerate.
3737 * testsuite/strong_ref_weak_def.sh: New file.
3738 * testsuite/strong_ref_weak_def_1.c: Ditto.
3739 * testsuite/strong_ref_weak_def_2.c: Ditto.
3740
d1238d12
CC		 37412010-08-12 Cary Coutant <ccoutant@google.com>
3742
3743 * testsuite/incremental_test.sh: Rewrite.
3744 * testsuite/incremental_test_1.c: Rewrite.
3745 * testsuite/incremental_test_2.c: Rewrite.
3746
0e70b911
CC		 37472010-08-12 Cary Coutant <ccoutant@google.com>
3748
3749 * arm.cc (Target_arm::got_size): Add const.
3750 (Target_arm::got_entry_count): New function.
3751 (Target_arm::plt_entry_count): New function.
3752 (Target_arm::first_plt_entry_offset): New function.
3753 (Target_arm::plt_entry_size): New function.
3754 (Output_data_plt_arm::entry_count): New function.
3755 (Output_data_plt_arm::first_plt_entry_offset): New function.
3756 (Output_data_plt_arm::get_plt_entry_size): New function.
3757 * i386.cc (Target_i386::got_size): Add const.
3758 (Target_i386::got_entry_count): New function.
3759 (Target_i386::plt_entry_count): New function.
3760 (Target_i386::first_plt_entry_offset): New function.
3761 (Target_i386::plt_entry_size): New function.
3762 (Output_data_plt_i386::entry_count): New function.
3763 (Output_data_plt_i386::first_plt_entry_offset): New function.
3764 (Output_data_plt_i386::get_plt_entry_size): New function.
3765 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3766 find_incremental_inputs_sections. Dump incremental_got_plt section.
3767 * incremental.cc: Include target.h.
3768 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3769 parameter. Adjust all callers. Find incremental_got_plt section.
3770 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3771 section.
3772 (Output_section_incremental_inputs::set_final_data_size): Calculate
3773 size of incremental_got_plt section.
3774 (Output_section_incremental_inputs::do_write): Write the
3775 incremental_got_plt section.
3776 (Got_plt_view_info): New struct.
3777 (Local_got_offset_visitor): New class.
3778 (Global_got_offset_visitor): New class.
3779 (Global_symbol_visitor_got_plt): New class.
3780 (Output_section_incremental_inputs::write_got_plt): New function.
3781 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3782 Add parameter. Adjust all callers.
3783 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3784 (Incremental_inputs::got_plt_section): New function.
3785 (Incremental_inputs::got_plt_section_): New data member.
3786 (Incremental_got_plt_reader): New class.
3787 * layout.cc (Layout::create_incremental_info_sections): Add the
3788 incremental_got_plt section.
3789 * object.h (Got_offset_list::get_list): New function.
3790 (Got offset_list::for_all_got_offsets): New function.
3791 (Sized_relobj::local_got_offset_list): New function.
3792 * powerpc.cc (Target_powerpc::got_size): Add const.
3793 (Target_powerpc::got_entry_count): New function.
3794 (Target_powerpc::plt_entry_count): New function.
3795 (Target_powerpc::first_plt_entry_offset): New function.
3796 (Target_powerpc::plt_entry_size): New function.
3797 (Output_data_plt_powerpc::entry_count): New function.
3798 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3799 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3800 * sparc.cc (Target_sparc::got_size): Add const.
3801 (Target_sparc::got_entry_count): New function.
3802 (Target_sparc::plt_entry_count): New function.
3803 (Target_sparc::first_plt_entry_offset): New function.
3804 (Target_sparc::plt_entry_size): New function.
3805 (Output_data_plt_sparc::entry_count): New function.
3806 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3807 (Output_data_plt_sparc::get_plt_entry_size): New function.
3808 * symtab.h (Symbol::got_offset_list): New function.
3809 (Symbol_table::for_all_symbols): New function.
3810 * target.h (Sized_target::got_entry_count): New function.
3811 (Sized_target::plt_entry_count): New function.
3812 (Sized_target::plt_entry_size): New function.
3813 * x86_64.cc (Target_x86_64::got_size): Add const.
3814 (Target_x86_64::got_entry_count): New function.
3815 (Target_x86_64::plt_entry_count): New function.
3816 (Target_x86_64::first_plt_entry_offset): New function.
3817 (Target_x86_64::plt_entry_size): New function.
3818 (Output_data_plt_x86_64::entry_count): New function.
3819 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3820 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3821
09ec0418
CC		 38222010-08-12 Cary Coutant <ccoutant@google.com>
3823
3824 * archive.cc: Include incremental.h.
3825 (Archive::Archive): Initialize incremental_info_.
3826 (Archive::include_member): Record archive members in incremental info.
3827 (Add_archive_symbols::run): Record begin and end of an archive in
3828 incremental info.
3829 (Lib_group::include_member): Record objects in incremental info.
3830 * archive.h (Incremental_archive_entry): Forward declaration.
3831 (Archive::set_incremental_info): New member function.
3832 (Archive::incremental_info): New member function.
3833 (Archive::Unused_symbol_iterator): New class.
3834 (Archive::unused_symbols_begin): New member function.
3835 (Archive::unused_symbols_end): New member function.
3836 (Archive::incremental_info_): New data member.
3837 * incremental-dump.cc (find_input_containing_global): New function.
3838 (dump_incremental_inputs): Dump new incremental info sections.
3839 * incremental.cc: Include symtab.h.
3840 (Output_section_incremental_inputs): New class.
3841 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3842 new incremental info sections.
3843 (Sized_incremental_binary::do_check_inputs): Likewise.
3844 (Incremental_inputs::report_archive): Remove.
3845 (Incremental_inputs::report_archive_begin): New function.
3846 (Incremental_inputs::report_archive_end): New function.
3847 (Incremental_inputs::report_object): New function.
3848 (Incremental_inputs::finalize_inputs): Remove.
3849 (Incremental_inputs::report_input_section): New function.
3850 (Incremental_inputs::report_script): Rewrite.
3851 (Incremental_inputs::finalize): Do nothing but finalize string table.
3852 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3853 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3854 (Incremental_inputs::create_data_sections): New function.
3855 (Incremental_inputs::relocs_entsize): New function.
3856 (Output_section_incremental_inputs::set_final_data_size): New function.
3857 (Output_section_incremental_inputs::do_write): New function.
3858 (Output_section_incremental_inputs::write_header): New function.
3859 (Output_section_incremental_inputs::write_input_files): New function.
3860 (Output_section_incremental_inputs::write_info_blocks): New function.
3861 (Output_section_incremental_inputs::write_symtab): New function.
3862 * incremental.h (Incremental_script_entry): Forward declaration.
3863 (Incremental_object_entry): Forward declaration.
3864 (Incremental_archive_entry): Forward declaration.
3865 (Incremental_inputs): Forward declaration.
3866 (Incremental_inputs_header_data): Remove.
3867 (Incremental_inputs_header): Remove.
3868 (Incremental_inputs_header_write): Remove.
3869 (Incremental_inputs_entry_data): Remove.
3870 (Incremental_inputs_entry): Remove.
3871 (Incremental_inputs_entry_write): Remove.
3872 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3873 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3874 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3875 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3876 Likewise.
3877 (Incremental_input_entry): New class.
3878 (Incremental_script_entry): New class.
3879 (Incremental_object_entry): New class.
3880 (Incremental_archive_entry): New class.
3881 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3882 (Incremental_inputs::report_inputs): Remove.
3883 (Incremental_inputs::report_archive): Remove.
3884 (Incremental_inputs::report_archive_begin): New function.
3885 (Incremental_inputs::report_archive_end): New function.
3886 (Incremental_inputs::report_object): Change prototype.
3887 (Incremental_inputs::report_input_section): New function.
3888 (Incremental_inputs::report_script): Change prototype.
3889 (Incremental_inputs::get_reloc_count): New function.
3890 (Incremental_inputs::set_reloc_count): New function.
3891 (Incremental_inputs::create_data_sections): New function.
3892 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3893 (Incremental_inputs::inputs_section): New function.
3894 (Incremental_inputs::symtab_section): New function.
3895 (Incremental_inputs::relocs_section): New function.
3896 (Incremental_inputs::get_stringpool): Add const.
3897 (Incremental_inputs::command_line): Add const.
3898 (Incremental_inputs::inputs): Remove.
3899 (Incremental_inputs::command_line_key): New function.
3900 (Incremental_inputs::input_file_count): New function.
3901 (Incremental_inputs::input_files): New function.
3902 (Incremental_inputs::relocs_entsize): New function.
3903 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3904 (Incremental_inputs::finalize_inputs): Remove.
3905 (Incremental_inputs::Input_info): Remove.
3906 (Incremental_inputs::lock_): Remove.
3907 (Incremental_inputs::inputs_): Change type.
3908 (Incremental_inputs::inputs_map_): Remove.
3909 (Incremental_inputs::current_object_entry_): New data member.
3910 (Incremental_inputs::inputs_section_): New data member.
3911 (Incremental_inputs::symtab_section_): New data member.
3912 (Incremental_inputs::relocs_section_): New data member.
3913 (Incremental_inputs::reloc_count_): New data member.
3914 (Incremental_inputs_reader): New class.
3915 (Incremental_symtab_reader): New class.
3916 (Incremental_relocs_reader): New class.
3917 * layout.cc (Layout::finalize): Move finalization of incremental info
3918 and creation of incremental info sections to follow finalization of
3919 symbol table. Set offsets for postprocessing sections.
3920 (Layout::create_incremental_info_sections): Call
3921 Incremental_inputs::create_data_sections. Add incremental symtab
3922 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3923 sections to layout after input sections.
3924 * layout.h (struct Timespec): Forward declaration.
3925 (Layout::incremental_inputs): Add const.
3926 (Layout::create_incremental_info_sections): Add parameter.
3927 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3928 * object.cc: Include incremental.h.
3929 (Relobj::finalize_incremental_relocs): New function.
3930 (Sized_relobj::do_layout): Record input sections in incremental info.
3931 * object.h (Object::output_section): New function.
3932 (Object::output_section_offset): Moved from Relobj.
3933 (Object::get_incremental_reloc_base): New function.
3934 (Object::get_incremental_reloc_count): New function.
3935 (Object::do_output_section): New function.
3936 (Object::do_output_section_offset): Moved from Relobj.
3937 (Object::do_get_incremental_reloc_base): New function.
3938 (Object::do_get_incremental_reloc_count): New function.
3939 (Object::Object): Initialize new data members.
3940 (Relobj::output_section): Renamed do_output_section and moved to
3941 protected.
3942 (Relobj::output_section_offset): Moved to Object.
3943 (Relobj::do_get_incremental_reloc_base): New function.
3944 (Relobj::do_get_incremental_reloc_count): New function.
3945 (Relobj::allocate_incremental_reloc_counts): New function.
3946 (Relobj::count_incremental_reloc): New function.
3947 (Relobj::finalize_incremental_relocs): New function.
3948 (Relobj::next_incremental_reloc_index): New function.
3949 (Relobj::reloc_counts_): New data member.
3950 (Relobj::reloc_bases_): New data member.
3951 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3952 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3953 (Sized_relobj::incremental_relocs_scan): New function.
3954 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3955 (Sized_relobj::incremental_relocs_write): New function.
3956 (Sized_relobj::incremental_relocs_write_reltype): New function.
3957 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3958 incremental link.
3959 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3960 archives and object files elsewhere.
3961 (Add_symbols::run): Report object files here.
3962 (Finish_group::run): Report end of archive at end of group.
3963 * reloc.cc: Include layout.h, incremental.h.
3964 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3965 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3966 (Sized_relobj::incremental_relocs_scan): New function.
3967 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3968 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3969 (Sized_relobj::incremental_relocs_write): New function.
3970 (Sized_relobj::incremental_relocs_write_reltype): New function.
3971 * script.cc (read_input_script): Rewrite test for incremental link.
3972 Change call to Incremental_inputs::report_script.
3973 * symtab.h (Symbol_table::first_global_index): New function.
3974 (Symbol_table::output_count): New function.
3975
ce0d1972
DK		 39762010-08-12 Doug Kwan <dougkwan@google.com>
3977
3978 * arm.cc (Target_arm::merge_object_attributes): Check command line
3979 options --no-wchar-size-warning and --no-enum-size-warning.
3980 * options.h (General_options): Add ld-compatible options
3981 --no-enum-size-warning and --no-wchar-size-warning.
3982
6e5710ce
ILT		 39832010-08-04 Ian Lance Taylor <iant@google.com>
3984
3985 * x86_64.cc (Target_x86_64::Scan::local): Use
3986 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3987 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3988 (Target_x86_64::Scan::global): Likewise.
3989 (Target_x86_64::Relocate::relocate): Likewise.
3990 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3991 Likewise.
3992
fef830db
CC		 39932010-08-03 Cary Coutant <ccoutant@google.com>
3994
3995 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3996 to reserve space in merged_strings vector. Keep total input size
3997 for stats.
3998 (Output_merge_string::do_print_merge_stats): Print total input size.
3999 * merge.h (Output_merge_string): Add input_size_ field.
4000 * stringpool.cc (Stringpool_template::string_length): Move
4001 implementations out of Stringpool_template class and place in
4002 stringpool.h.
4003 * stringpool.h (string_length): Move out of Stringpool_template.
4004
1e3811b0
ILT		 40052010-08-03 Ian Lance Taylor <iant@google.com>
4006
4007 PR 11712
4008 * layout.cc (relaxation_loop_body): If address of load segment is
4009 set, adjust address to include headers if possible.
4010
7af0c620
ILT		 40112010-08-03 Ian Lance Taylor <iant@google.com>
4012
4013 * version.cc (version_string): Bump to 1.10.
4014
22f0da72
ILT		 40152010-08-03 Ian Lance Taylor <iant@google.com>
4016
4017 PR 11805
4018 * layout.h (enum Output_section_order): Define.
4019 (class Layout): Update declarations.
4020 * layout.cc (Layout::get_output_section): Add order parameter.
4021 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4022 is_first_non_relro parameters. Change all callers.
4023 (Layout::choose_output_section): Likewise.
4024 (Layout::add_output_section_data): Likewise.
4025 (Layout::make_output_section): Likewise. Set order.
4026 (Layout::default_section_order): New function.
4027 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4028 * output.cc (Output_section::Output_section): Initialize order_.
4029 Don't initialize deleted fields.
4030 (Output_segment::Output_segment): Don't initialize deleted
4031 fields.
4032 (Output_segment::add_output_section_to_load): New function
4033 replacing add_output_section. Change all callers to call this or
4034 add_output_section_to_nonload.
4035 (Output_segment::add_output_section_to_nonload): New function.
4036 (Output_segment::remove_output_section): Rewrite.
4037 (Output_segment::add_initial_output_data): Likewise.
4038 (Output_segment::has_any_data_sections): Likewise.
4039 (Output_segment::is_first_section_relro): Likewise.
4040 (Output_segment::maximum_alignment): Likewise.
4041 (Output_segment::has_dynamic_reloc): New function replacing
4042 dynamic_reloc_count. Change all callers.
4043 (Output_segment::has_dynamic_reloc_list): New function replacing
4044 dynamic_reloc_count_list. Change all callers.
4045 (Output_segment::set_section_addresses): Rewrite.
4046 (Output_segment::set_offset): Rewrite.
4047 (Output_segment::find_first_and_last_list): Remove.
4048 (Output_segment::set_tls_offsets): Rewrite.
4049 (Output_segment::first_section_load_address): Likewise.
4050 (Output_segment::output_section_count): Likewise.
4051 (Output_segment::section_with_lowest_load_address): Likewise.
4052 (Output_segment::write_section_headers): Likewise.
4053 (Output_segment::print_sections_to_map): Likewise.
4054 * output.h (class Output_data): Remove dynamic_reloc_count_
4055 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4056 (Output_data::add_dynamic_reloc): Rewrite.
4057 (Output_data::has_dynamic_reloc): New function.
4058 (Output_data::dynamic_reloc_count): Remove.
4059 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4060 is_last_relro_, is_first_non_relro_, is_interp_,
4061 is_dynamic_linker_section_ fields. Add order and set_order
4062 functions. Remove is_relro_local, set_is_relro_local,
4063 is_last_relro, set_is_last_relro, is_first_non_relro,
4064 set_is_first_non_relro functions, is_interp, set_is_interp,
4065 is_dynamic_linker_section, and set_is_dynamic_linker_section
4066 functions.
4067 (class Output_segment): Change Output_data_list from std::list to
4068 std:;vector. Add output_lists_ field. Remove output_data_ and
4069 output_bss_ fields. Update declarations.
4070
3ff2ccb0
ILT		 40712010-08-02 Ian Lance Taylor <iant@google.com>
4072
4073 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4074 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4075 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4076
88a4108b
ILT		 40772010-08-02 Ian Lance Taylor <iant@google.com>
4078
4079 PR 11855
4080 * script.cc (Script_options::Script_options): Initialize
4081 symbol_definitions_ and symbol_references_.
4082 (Script_options::add_symbol_assignment): Update
4083 symbol_definitions_ and symbol_references_.
4084 (Script_options::add_symbol_reference): New function.
4085 (script_symbol): New function.
4086 * script.h (class Script_options): Add symbol_definitions_ and
4087 symbol_references_ fields.
4088 (Script_options::referenced_const_iterator): New type.
4089 (Script_options::referenced_begin): New function.
4090 (Script_options::referenced_end): New function.
4091 (Script_options::is_referenced): New function.
4092 (Script_options::any_unreferenced): New function.
4093 * script-c.h (script_symbol): Declare.
4094 * yyscript.y (exp): Call script_symbol.
4095 * symtab.cc: Include "script.h".
4096 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4097 Change all callers. Check symbols referenced by scripts.
4098 (Symbol_table::add_undefined_symbols_from_command_line): Add
4099 layout parameter. Change all callers.
4100 (Symbol_table::do_add_undefined_symbols_from_command_line):
4101 Likewise. Break out loop body. Check symbols referenced by
4102 scripts.
4103 (Symbol_table::add_undefined_symbol_from_command_line): New
4104 function broken out of
4105 do_add_undefined_symbols_from_command_line.
4106 * symtab.h (class Symbol_table): Update declarations.
4107 * archive.cc: Include "layout.h".
4108 (Archive::should_include_member): Add layout parameter. Change
4109 all callers. Check for symbol mentioned in expression.
4110 * archive.h (class Archive): Update declaration.
4111 * object.cc (Sized_relobj::do_should_include_member): Add layout
4112 parameter.
4113 * object.h (Object::should_include_member): Add layout parameter.
4114 Change all callers.
4115 (Object::do_should_include_member): Add layout parameter.
4116 (class Sized_relobj): Update declaration.
4117 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4118 parameter.
4119 * dynobj.h (class Sized_dynobj): Update declaration.
4120 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4121 layout parameter.
4122 * plugin.h (class Sized_pluginobj): Update declaration.
4123
5f1ab67a
ILT		 41242010-08-02 Ian Lance Taylor <iant@google.com>
4125
4126 PR 11866
4127 * output.cc (Output_segment::set_offset): Search for the first and
4128 last sections rather than assuming that the list is in order.
4129 (Output_segment::find_first_and_last_list): New function.
4130 * output.h (class Output_segment): Update declarations.
4131 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4132 (relro_strip_test_SOURCES): New variable.
4133 (relro_strip_test_DEPENDENCIES): New variable.
4134 (relro_strip_test_LDFLAGS): New variable.
4135 (relro_strip_test_LDADD): New variable.
4136 (relro_strip_test.so): New target.
4137
a8df5856
ILT		 41382010-08-02 Ian Lance Taylor <iant@google.com>
4139
4140 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4141 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4142 (Target_i386::got_tlsdesc_section): New function.
4143 (Target_i386::got_section): Create space for GOT entries for
4144 TLSDESC relocations.
4145 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4146 R_386_TLS_GOTDESC.
4147 (Target_i386::Scan::global): Likewise.
4148 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4149 using TLSDESC GOT.
4150 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4151 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4152 (Target_x86_64::got_tlsdesc_section): New function.
4153 (Target_x86_64::got_section): Create space for GOT entries for
4154 TLSDESC relocations.
4155 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4156 R_386_TLS_GOTDESC.
4157 (Target_x86_64::Scan::global): Likewise.
4158 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4159 using TLSDESC GOT.
4160
0c10a0a6
ILT		 41612010-08-02 Ian Lance Taylor <iant@google.com>
4162
4163 * testsuite/final_layout.sh: Use dc to convert from hex to
4164 decimal.
4165
41cbeecc
ST		 41662010-07-29 Sriraman Tallam <tmsriram@google.com>
4167
4168 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4169 paramter to the call to gold::gc_process_relocs.
4170 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4171 paramter to the call to gold::gc_process_relocs.
4172 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4173 parameter to the call to gold::gc_process_relocs.
4174 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4175 template parameter to the call to gold::gc_process_relocs.
4176 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4177 paramter to the call to gold::gc_process_relocs.
4178 * gc.h (get_embedded_addend_size): New function.
4179 (gc_process_relocs): Save the size of the reloc for use by ICF.
4180 * icf.cc (get_section_contents): Get the addend from the text section
4181 for SHT_REL relocation sections.
4182 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4183 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4184 * int_encoding.h (read_from_pointer): New overloaded function.
4185 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4186 * testsuite/icf_sht_rel_addend_test.sh: New file.
4187 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4188 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4189
6ea55b82
RW		 41902010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4191
4192 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4193 * Makefile.in: Regenerate.
4194 * testsuite/Makefile.in: Regenerate.
4195
9691462b
ILT		 41962010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4197
4198 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4199 * gold/testsuite/debug_msg.cc: Likewise.
4200 * gold/testsuite/odr_violation1.cc
4201 * gold/testsuite/odr_violation2.cc
4202
76897331
CC		 42032010-07-21 Cary Coutant <ccoutant@google.com>
4204
4205 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4206 string, and length fields.
4207 (Output_merge_string::Merged_strings_list): New type.
4208 (Output_merge_string::Merged_strings_lists): New typedef.
4209 (Output_merge_string): Replace merged_strings_ with
4210 merged_strings_lists_.
4211 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4212 Merged_strings_list per input object and section. Don't store pointer
4213 to the string. Don't store length with each merged string entry.
4214 (Output_merge_string::finalize_merged_data): Loop over list of merged
4215 strings lists. Recompute length of each merged string.
4216
78384e8f
CC		 42172010-07-15 Cary Coutant <ccoutant@google.com>
4218
4219 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4220 here.
4221
783659f9
ILT		 42222010-07-14 Ian Lance Taylor <iant@google.com>
4223
4224 * descriptors.cc (Descriptors::open): Report correct name in error
4225 message.
4226
131687b4
DK		 42272010-07-13 Doug Kwan <dougkwan@google.com>
4228
4229 * arm.cc (Arm_input_section::Arm_input_section): For a
4230 SHT_ARM_EXIDX section, always keeps the input sections.
4231 (Arm_input_section::set_exidx_section_link): New method.
4232 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4233 has_errors_ to false.
4234 (Arm_exidx_input_section::has_errors,
4235 Arm_exidx_input_section::set_has_errors): New methods.
4236 (Arm_exidx_input_section::has_errors_): New data member.
4237 (Arm_relobj::get_exidx_shndx_list): New method.
4238 (Arm_output_section::append_text_sections_to_list): Do not skip
4239 section without SHF_EXECINSTR.
4240 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4241 errors.
4242 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4243 section header. Make error messages more verbose. Check for
4244 a non-executable section linked to an EXIDX section.
4245 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4246 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4247 check that there is no deferred EXIDX section if we exit early.
4248 Instead of not making an EXIDX section in case of an error, make one
4249 and set the has_errors flag of it.
4250 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4251 in a relocatable link.
4252 (Target_arm::do_relax): Look for the EXIDX output section instead of
4253 assuming that it is called .ARM.exidx.
4254 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4255 section list. Do not check for SHF_EXECINSTR section flags but
4256 skip any input section with errors.
4257 * output.cc (Output_section::Output_section): Initialize
4258 always_keeps_input_sections_ to false.
4259 (Output_section::add_input_section): Check for
4260 always_keeps_input_sections_.
4261 * output.h (Output_section::always_keeps_input_sections,
4262 Output_section::set_always_keeps_input_sections): New methods.
4263 (Output_section::always_keeps_input_sections): New data member.
4264
69517287
RÁE		 42652010-07-13 Rafael Espindola <espindola@google.com>
4266
4267 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4268 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4269
82742395
ILT		 42702010-07-13 Philip Herron <herron.philip@googlemail.com>
4271 Ian Lance Taylor <iant@google.com>
4272
4273 * output.h (Output_section_lookup_maps::add_merge_section):
4274 Correct check of whether value was inserted.
4275 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4276 (Output_section_lookup_maps::add_relaxed_input_section):
4277 Likewise.
4278 * arm.cc (Target_arm::got_section): Remove used local os.
4279 * i386.cc (Target_i386::got_section): Likewise.
4280 * x86_64.cc (Target_x86_64::got_section): Likewise.
4281 * sparc.cc (Target_sparc::got_section): Likewise.
4282 (Target_sparc::relocate): Remove unused local have_got_offset.
4283 * powerpc.cc (Target_powerpc::relocate): Likewise.
4284
f2d707b5
ILT		 42852010-07-13 Ian Lance Taylor <iant@google.com>
4286
241531d6
ILT		 4287 * compressed_output.cc (zlib_decompress): Fix signature in
4288 !HAVE_ZLIB_H case.
4289
f2d707b5
ILT		 4290 * archive.cc (Archive::include_member): Unlock an external member
4291 of a thin archive. Don't bother to delete an object we know is
4292 NULL.
4293
a2e47362
CC		 42942010-07-12 Cary Coutant <ccoutant@google.com>
4295
4296 * compressed_output.cc (zlib_decompress): New function.
4297 (get_uncompressed_size): New function.
4298 (decompress_input_section): New function.
4299 * compressed_output.h (get_uncompressed_size): New function.
4300 (decompress_input_section): New function.
4301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4302 Handle compressed debug sections.
4303 * layout.cc (is_compressed_debug_section): New function.
4304 (Layout::output_section_name): Map compressed section names to
4305 canonical names.
4306 * layout.h (is_compressed_debug_section): New function.
4307 (is_debug_info_section): Recognize compressed debug sections.
4308 * merge.cc: Include compressed_output.h.
4309 (Output_merge_data::do_add_input_section): Handle compressed
4310 debug sections.
4311 (Output_merge_string::do_add_input_section): Handle compressed
4312 debug sections.
4313 * object.cc: Include compressed_output.h.
4314 (Sized_relobj::Sized_relobj): Initialize new data members.
4315 (build_compressed_section_map): New function.
4316 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4317 * object.h (Object::section_is_compressed): New method.
4318 (Object::do_section_is_compressed): New method.
4319 (Sized_relobj::Compressed_section_map): New type.
4320 (Sized_relobj::do_section_is_compressed): New method.
4321 (Sized_relobj::compressed_sections_): New data member.
4322 * output.cc (Output_section::add_input_section): Handle compressed
4323 debug sections.
4324 * reloc.cc: Include compressed_output.h.
4325 (Sized_relobj::write_sections): Handle compressed debug sections.
4326
ce279a62
CC		 43272010-07-08 Cary Coutant <ccoutant@google.com>
4328
4329 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4330 weak when resolving to a dynamic def.
4331 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4332 for weak undef/dynamic def cases. Adjust callers.
4333 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4334 undef_binding_weak_.
4335 (Symbol_table::sized_write_globals): Adjust symbol binding.
4336 (Symbol_table::sized_write_symbol): Add binding parameter.
4337 * symtab.h (Symbol::set_undef_binding): New method.
4338 (Symbol::is_undef_binding_weak): New method.
4339 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4340 (Symbol_table::should_override): Add new parameter.
4341 (Symbol_table::sized_write_symbol): Add new parameter.
4342
4343 * testsuite/weak_undef_file1.cc: Add new test case.
4344 * testsuite/weak_undef_file2.cc: Fix header comment.
4345 * testsuite/weak_undef_test.cc: Add new test case.
4346
b2286c10
DK		 43472010-06-29 Doug Kwan <dougkwan@google.com>
4348
4349 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4350 Initialize USE_SYMBOL_.
4351 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4352 definition.
4353 (Arm_reloc_property::uses_symbol_): New data member declaration.
4354 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4355 uses symbol value and symbol is undefined but not weakly undefined.
4356
4802450a
RÁE		 43572010-06-28 Rafael Espindola <espindola@google.com>
4358
4359 * plugin.cc (Plugin::load): Use dlerror.
4360
e5ca47ba
ILT		 43612010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4362
4363 * symtab.cc (detect_odr_violations): When reporting an ODR
4364 violation, report an object where the symbol is defined.
4365
8a75a161
DK		 43662010-06-25 Doug Kwan <dougkwan@google.com>
4367
4368 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4369 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4370 definition.
4371 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4372 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4373 target hook to detect function points.
4374 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4375 * icf.h (Icf::check_section_for_function_pointers): Change type of
4376 parameter SECTION_NAME to const reference to std::string. Use
4377 target hook to determine if section may have unsafe pointers.
4378 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4379 method definition.
4380
42218b9f
RÁE		 43812010-06-21 Rafael Espindola <espindola@google.com>
4382
4383 * fileread.cc (Input_file::find_fie): New
4384 (Input_file::open): Use Input_file::find_fie.
4385 * fileread.h (Input_file::find_fie): New
4386 * plugin.cc (set_extra_library_path): New.
4387 (Plugin::load): Add set_extra_library_path to the transfer vector.
4388 (Plugin_manager::set_extra_library_path): New.
4389 (Plugin_manager::add_input_file): Use the extra search path if set.
4390 (set_extra_library_path(): New.
4391 * plugin.h (Plugin_manager): Add set_extra_library_path and
4392 extra_search_path_.
4393
a0506cca
CC		 43942010-06-19 Cary Coutant <ccoutant@google.com>
4395
4396 * layout.cc (gdb_sections): Add .debug_types.
4397 (lines_only_debug_sections): Likewise.
4398
6508b958
RÁE		 43992010-06-18 Rafael Espindola <espindola@google.com>
4400
4401 * plugin.cc (add_input_file,add_input_library)
4402 (Plugin_manager::add_input_file): Make filename arguments const.
4403 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4404 const.
4405
3e235302
DK		 44062010-06-16 Doug Kwan <dougkwan@google.com>
4407
4408 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4409 .ARM.attributes section if we have not merged any input
4410 attributes sections.
4411
106e8a6c
DK		 44122010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4413
4414 * arm.cc: Allow combining objects with no EABI version
4415 information.
4416
91ff43fe
RÁE		 44172010-06-15 Rafael Espindola <espindola@google.com>
4418
4419 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4420
68ed838c
ILT		 44212010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4422
4423 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4424 (struct iovec): Correct !HAVE_READV definition.
4425
f3a2388f
CC		 44262010-06-10 Cary Coutant <ccoutant@google.com>
4427
4428 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4429 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4430 reloc sections.
4431 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4432
4433 PR 11683
4434 * symtab.h (Symbol::is_placeholder): New member function.
4435 * target-reloc.h (relocate_section): Check for placeholder symbols.
4436
4437 * testsuite/Makefile.am (plugin_test_8): New test.
4438 (plugin_test_9): New test.
4439 * testsuite/Makefile.in: Regenerate.
4440
e1df38aa
NC		 44412010-06-09 Nick Clifton <nickc@redhat.com>
4442
4443 * yyscript.y (input_list_element): Allow strings prefixed with
4444 the '-' character. Treat these as libraries.
4445 * script.cc (script_add_library): New function. Adds a library
4446 specified by "-l<name>" found in an input script.
4447 * script-c.h: Add prototype for script_add_library.
4448
25bbe950
DK		 44492010-06-07 Doug Kwan <dougkwan@google.com>
4450
4451 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4452 Restrict stub-group size to be within long conditional branch
4453 range when working around cortex-A8 erratum.
4454
0f32ea4c
ILT		 44552010-06-07 Damien Diederen <dd@crosstwine.com>
4456
4457 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4458 #ifdef typo.
4459
8fe2a369
ST		 44602010-06-03 Sriraman Tallam <tmsriram@google.com>
4461
4462 PR gold/11658
4463 * output.cc
4464 (Output_section::Input_section_sort_entry::compare_section_ordering):
4465 Change to return non-zero correctly.
4466 (Output_section::Input_section_sort_section_order_index_compare
4467 ::operator()): Change to fix ambiguity in comparisons.
4468
6e9ba2ca
ST		 44692010-06-01 Sriraman Tallam <tmsriram@google.com>
4470
4471 * gold.h (is_wildcard_string): New function.
4472 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4473 (Layout::layout_eh_frame): Ditto.
4474 (Layout::find_section_order_index): New method.
4475 (Layout::read_layout_from_file): New method.
4476 * layout.h (Layout::find_section_order_index): New method.
4477 (Layout::read_layout_from_file): New method.
4478 (Layout::input_section_position_): New private member.
4479 (Layout::input_section_glob_): New private member.
4480 * main.cc (main): Call read_layout_from_file here.
4481 * options.h (--section-ordering-file): New option.
4482 * output.cc (Output_section::input_section_order_specified_): New
4483 member.
4484 (Output_section::Output_section): Initialize new member.
4485 (Output_section::add_input_section): Add new parameter.
4486 Keep input sections when --section-ordering-file is used.
4487 (Output_section::set_final_data_size): Sort input sections when
4488 section ordering file is specified.
4489 (Output_section::Input_section_sort_entry): Add new parameter.
4490 Check sorting type.
4491 (Output_section::Input_section_sort_entry::compare_section_ordering):
4492 New method.
4493 (Output_section::Input_section_sort_compare::operator()): Change to
4494 consider section_order_index.
4495 (Output_section::Input_section_sort_init_fini_compare::operator()):
4496 Change to consider section_order_index.
4497 (Output_section::Input_section_sort_section_order_index_compare
4498 ::operator()): New method.
4499 (Output_section::sort_attached_input_sections): Change to sort
4500 according to section order when specified.
e1df38aa
NC		 4501 (Output_section::add_input_section<32, true>): Add new parameter.
4502 (Output_section::add_input_section<64, true>): Add new parameter.
4503 (Output_section::add_input_section<32, false>): Add new parameter.
4504 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4505 * output.h (Output_section::add_input_section): Add new parameter.
4506 (Output_section::input_section_order_specified): New
4507 method.
4508 (Output_section::set_input_section_order_specified): New method.
4509 (Input_section::Input_section): Initialize section_order_index_.
4510 (Input_section::section_order_index): New method.
4511 (Input_section::set_section_order_index): New method.
4512 (Input_section::section_order_index_): New member.
4513 (Input_section::Input_section_sort_section_order_index_compare): New
4514 struct.
4515 (Output_section::input_section_order_specified_): New member.
4516 * script-sections.cc (is_wildcard_string): Delete and move modified
4517 method to gold.h.
4518 (Output_section_element_input::Output_section_element_input): Modify
4519 call to is_wildcard_string.
4520 (Output_section_element_input::Input_section_pattern
4521 ::Input_section_pattern): Ditto.
4522 (Output_section_element_input::Output_section_element_input): Ditto.
4523 * testsuite/Makefile.am (final_layout): New test case.
4524 * testsuite/Makefile.in: Regenerate.
4525 * testsuite/final_layout.cc: New file.
4526 * testsuite/final_layout.sh: New file.
4527
3537c84b
RÁE		 45282010-06-01 Rafael Espindola <espindola@google.com>
4529
4530 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4531
105b6afd
RÁE		 45322010-06-01 Rafael Espindola <espindola@google.com>
4533
4534 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4535 visibility of symbols.
4536
29e11421
DK		 45372010-05-27 Doug Kwan <dougkwan@google.com>
4538
4539 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4540 from start of output section instead of address for a local symbol
4541 in a merged or relaxed section when doing a relocatable link.
4542
5e0f337e
RÁE		 45432010-05-26 Rafael Espindola <espindola@google.com>
4544
4545 PR 11604
4546 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4547 adding sections the garbage collector removed.
4548 * gold/testsuite/Makefile.am: Add test.
4549 * gold/testsuite/Makefile.in: Regenerate.
4550 * gold/testsuite/plugin_test_7.sh: New.
4551 * gold/testsuite/plugin_test_7_1.c: New.
4552 * gold/testsuite/plugin_test_7_2.c: New.
4553
f4187277
RÁE		 45542010-05-26 Rafael Espindola <espindola@google.com>
4555
4556 * script-sections.cc (Output_section_definition::set_section_addresses):
4557 Check for --section-start.
4558
5c388529
DK		 45592010-05-26 Doug Kwan <dougkwan@google.com>
4560
4561 * arm.cc (Arm_scan_relocatable_relocs): New class.
4562 (Target_arm::relocate_special_relocatable): New method.
4563 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4564 (Arm_relocate_functions::thumb_branch_common): Same.
4565 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4566 instead of Default_scan_relocatable_relocs.
4567 * target-reloc.h (relocate_for_relocatable): Let target handle
4568 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4569 * target.h (Sized_target::relocate_special_relocatable): New method.
4570
bca1c3ae
ILT		 45712010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4572
4573 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4574
0439c796
DK		 45752010-05-23 Doug Kwan <dougkwan@google.com>
4576
4577 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4578 instead of a cast.
4579 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4580 with a direct branch, not a conditional branch, to a stub.
4581 * merge.cc (Output_merge_base::record_input_section): New method
4582 defintion.
4583 (Output_merge_data::do_add_input_section): Record input section if
4584 keeps-input-sections flag is set.
4585 (Output_merge_string::do_add_input_section): Ditto.
4586 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4587 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4588 INPUT_SECTIONS_.
4589 (Output_merge_base::keeps_input_sections,
4590 Output_merge_base::set_keeps_input_sections,
4591 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4592 method definitions.
4593 (Output_merge_base::Input_sections): New type declaration.
4594 (Output_merge_base::input_sections_begin,
4595 Output_merge_base::input_sections_end,
4596 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4597 (Output_merge_base::bool keeps_input_sections_,
4598 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4599 Output_merge_base::input_sections_): New data members.
4600 (Output_merge_data::do_set_keeps_input_sections): New method
4601 defintion.
4602 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4603 * output.cc (Output_section::Input_section::relobj): Move method
4604 defintion from class declaration to here and handle merge sections.
4605 (Output_section::Input_section::shndx): Ditto.
4606 (Output_section::Output_section): Remove initializations of removed
4607 data members and initialize new data member LOOKUP_MAPS_.
4608 (Output_section::add_input_section): Set keeps-input-sections flag
4609 for a newly created merge output section as appropriate. Adjust code
4610 to use Output_section_lookup_maps class.
4611 (Output_section::add_relaxed_input_section): Adjst code for lookup
4612 maps code refactoring.
4613 (Output_section::add_merge_input_section): Add a new parameter
4614 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4615 class. If adding input section to a newly created merge output
4616 section fails, remove the new merge section.
4617 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4618 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4619 (Output_section::find_merge_section): Ditto.
4620 (Output_section::build_lookup_maps): New method defintion.
4621 (Output_section::find_relaxed_input_section): Adjust code to use
4622 Output_section_lookup_maps class.
4623 (Output_section::get_input_sections): Export merge sections. Adjust
4624 code to use Output_section_lookup_maps class.
4625 (Output_section:::add_script_input_section): Adjust code to use
4626 Output_section_lookup_maps class. Update lookup maps for merge
4627 sections also.
4628 (Output_section::discard_states): Use Output_section_lookup_maps.
4629 (Output_section::restore_states): Same.
4630 * output.h (Merge_section_properties): Move class defintion out of
4631 Output_section.
4632 (Output_section_lookup_maps): New class.
4633 (Output_section::Input_section::is_merge_section): New method
4634 defintion.
4635 (Output_section::Input_section::relobj): Move defintion out of class
4636 defintion. Declare method only.
4637 (Output_section::Input_section::shndx): Ditto.
4638 (Output_section::Input_section::output_merge_base): New method defintion.
4639 (Output_section::Input_section::u2_.pomb): New union field.
4640 (Output_section::Merge_section_by_properties_map,
4641 Output_section::Output_section_data_by_input_section_map,
4642 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4643 Remove types.
4644 (Output_section::add_merge_input_section): Add new parameter
4645 KEEPS_INPUT_SECTIONS.
4646 (Output_section::build_lookup_maps): New method declaration.
4647 (Output_section::merge_section_map_,
4648 Output_section::merge_section_by_properties_map_,
4649 Output_section::relaxed_input_section_map_,
4650 Output_section::is_relaxed_input_section_map_valid_): Remove data
4651 members.
4652 (Output_section::lookup_maps_): New data member.
4653
76295588
L		 46542010-05-21 Doug Kwan <dougkwan@google.com>
4655
4656 PR gold/11619
4657 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4658 avoid a compilation error.
4659
d103a984
RÁE		 46602010-05-19 Rafael Espindola <espindola@google.com>
4661
4662 * script-sections.cc (Output_section_definition::allocate_to_segment):
4663 Update the phdrs_list even when the output section is NULL.
4664 * testsuite/Makefile.am: Add test.
4665 * testsuite/Makefile.in: Regenerate.
4666 * testsuite/script_test_9.cc: New.
4667 * testsuite/script_test_9.sh: New.
4668 * testsuite/script_test_9.t: New.
4669
6625d24e
DK		 46702010-05-19 Doug Kwan <dougkwan@google.com>
4671
4672 * arm.cc (Arm_input_section::original_size): New method.
4673 (Arm_input_section::do_addralign): Add a cast.
4674 (Arm_input_section::do_output_offset): Remove static cast.
4675 (Arm_input_section::original_addralign,
4676 Arm_input_section::original_size_): Change type to uint32_t.
4677 (Arm_input_section::init): Add safe casts for section alignment
4678 and size.
4679 (Arm_input_section::set_final_data_size): Do not set address and
4680 offset of stub table.
4681 (Arm_output_section::fix_exidx_coverage): Change use of of
4682 Output_section::Simple_input_section to that of
4683 Output_section::Input_section.
4684 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4685 except for the first pass.
4686 * output.cc (Output_section::get_input_sections): Change type of
4687 input_sections to std::list<Input_section>.
4688 (Output_section::add_script_input_section): Rename from
4689 Output_section::add_simple_input_section. Change type of SIS
4690 parameter from Simple_input_section to Input_section.
4691 * output.h (Output_section::Simple_input_section): Remove class.
4692 (Output_section::Input_section): Change class visibility to public.
4693 (Output_section::Input_section::addralign): Use stored alignments
4694 for special input sections if set.
4695 (Output_section::Input_section::set_addralign): New method.
4696 (Output_section::get_input_sections): Change parameter type from
4697 list of Simple_input_section to list of Input_section.
4698 (Output_section::add_script_input_section): Rename from
4699 Output_section::add_simple_input_section. Change first parameter's
4700 type from Simple_input_section to Input_section and remove the
4701 second and third parameters.
4702 * script-sections.cc (Input_section::Input_section_list): Change
4703 type to list of Output_section::Input_section/
4704 (Input_section_info::Input_section_info): Change parameter type of
4705 INPUT_SECTION to Output_section::Input_section.
4706 (Input_section_info::input_section): Change return type.
4707 (Input_section_info::input_section_): Change type to
4708 Output_section::Input_section.
4709 (Output_section_element_input::set_section_addresses): Adjust code
4710 to use Output_section::Input_section instead of
4711 Output_section::Simple_input_section. Adjust code for renaming
4712 of Output_section::add_simple_input_section.
4713 (Orphan_output_section::set_section_addresses): Ditto.
4714
e1e82ea4
RW		 47152010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4716
4717 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4718 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4719
91e75c8a
RÁE		 47202010-05-18 Rafael Espindola <espindola@google.com>
4721
4722 * options.cc (General_options::finalize): Handle -nostdlib.
4723 * options.h (nostdlib): New option.
4724 * script.cc (script_add_search_dir): Handle -nostdlib.
4725
da59ad79
DK		 47262010-05-12 Doug Kwan <dougkwan@google.com>
4727
4728 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4729 attributes section only if there no attributes section after merging.
4730 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4731 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4732 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4733 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4734 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4735 and arm_attr_merge_7.stdout.
4736 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4737 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4738 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4739 arm_attr_merge_7b.o): New rules.
4740 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4741 arm_attr_merge_7
4742 * testsuite/Makefile.in: Regenerate.
4743 * testsuite/arm_attr_merge.sh: New file.
4744 * testsuite/arm_attr_merge_[67][ab].s: Same.
4745
3e01a7fd
NC		 47462010-05-05 Nick Clifton <nickc@redhat.com>
4747
4748 * po/es.po: Updated Spanish translation.
4749
7ad2014a
L		 47502010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4751
4752 * Makefile.am (install-exec-local): Properly install gold as
4753 default cross linker.
4754 * Makefile.in: Regenerated.
4755
4fda8867
NC		 47562010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4757 Nick Clifton <nickc@redhat.com>
4758
4759 * configure.ac (install_as_default): Define and set to false
4760 unless --enable-gold or --enable-gold=both/gold has been
4761 specified.
4762 * configure: Regenerate.
4763
4764 * Makefile.am (install-exec-local): Install the executable as
4765 'ld.gold'. If install_as_default is true then also install it as
4766 'ld'.
4767 * Makefile.in: Regenerated.
4768
bd288ea2
ILT		 47692010-04-24 Ian Lance Taylor <iant@google.com>
4770
4771 * layout.cc (Layout::layout_reloc): In relocatable link don't
4772 combine reloc sections for grouped sections.
4773
ef38fd8a
ST		 47742010-04-23 Sriraman Tallam <tmsriram@google.com>
4775
4776 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4777 sections that are not ordinary to icf.
4778 * icf.cc (get_section_contents): Handle relocation pointing to section
4779 with no object or shndx information.
4780 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4781 * testsuite/Makefile.in: Regenerate.
4782 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4783 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4784
f6973bdc
ILT		 47852010-04-22 Ian Lance Taylor <iant@google.com>
4786
4787 * expression.cc (Expression::Expression_eval_info): Add
4788 result_alignment_pointer field.
4789 (Expression::eval_with_dot): Add result_alignment_pointer
4790 parameter. Change all callers.
4791 (Expression::eval_maybe_dot): Likewise.
4792 (class Binary_expression): Add alignment_pointer parameter to
4793 left_value and right_value. Change all callers.
4794 (BINARY_EXPRESSION): Set result alignment.
4795 (class Trinary_expression): Add alignment_pointer parameter to
4796 arg2_value and arg3_value. Change all callers.
4797 (Trinary_cond::value): Set result alignment.
4798 (Max_expression::value, Min_expression::value): Likewise.
4799 (Align_expression::value): Likewise.
4800 * script-sections.cc (class Sections_element): Add dot_alignment
4801 parameter to set_section_addresses virtual function. Update
4802 instantiations.
4803 (class Output_section_element): Likewise.
4804 (Script_sections::create_segments): Add dot_alignment parameter.
4805 Change all callers.
4806 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4807 (Script_sections::set_phdrs_clause_addresses): Likewise.
4808 * script-sections.h: Update declarations.
4809 * script.h: Update declarations.
4810 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4811 min_p_align.
4812 * testsuite/script_test_3.t: Set large alignment.
4813 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4814 segment has expected alignment.
4815
9c9c98a5
NC		 48162010-04-22 Nick Clifton <nickc@redhat.com>
4817
4818 * po/gold.pot: Updated by the Translation project.
4819 * po/vi.po: Updated Vietnamese translation.
4820
2253bfba
L		 48212010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4822
4823 * testsuite/Makefile.am (check_PROGRAMS): Add
4824 icf_virtual_function_folding_test.
4825 * testsuite/Makefile.in: Regenerated.
4826
85fdf906
AH		 48272010-04-15 Andrew Haley <aph@redhat.com>
4828
4829 * options.h (merge_exidx_entries): New option.
4830 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4831 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4832 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4833 (Target_arm::merge_exidx_entries): New function.
4834 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4835 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4836 to Arm_exidx_fixup constructor.
4837 Add new arg, merge_exidx_entries.
4838 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4839 Arm_output_section::fix_exidx_coverage.
4840
ce97fa81
ST		 48412010-04-18 Sriraman Tallam <tmsriram@google.com>
4842
4843 * icf.cc (get_section_contents): Check for preemptible functions.
4844 Ignore addend when appropriate.
4845 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4846 section folded.
4847 (add_from_relobj): Check for section folded.
4848 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4849 * symtab.h (should_add_dynsym_entry): Add new parameter.
4850 * target-reloc.h (scan_relocs): Check for section folded.
4851 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4852 Check reloc types for function pointers in shared objects.
4853 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4854 case.
4855 (icf_preemptible_functions_test): New test case.
4856 (icf_string_merge_test): New test case.
4857 * testsuite.Makefile.in: Regenerate.
4858 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4859 bar_glob. Refactor code.
4860 * testsuite/icf_preemptible_functions_test.cc: New file.
4861 * testsuite/icf_preemptible_functions_test.sh: New file.
4862 * testsuite/icf_string_merge_test.cc: New file.
4863 * testsuite/icf_string_merge_test.sh: New file.
4864 * testsuite/icf_virtual_function_folding_test.cc: New file.
4865 * testsuite/icf_virtual_function_folding_test.sh: New file.
4866
04ceb17c
DK		 48672010-04-14 Doug Kwan <dougkwan@google.com>
4868
4869 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4870 for local symbol recounting if we remove a section due to ICF.
4871 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4872 there are no regular objects in input.
4873
153e7da4
DK		 48742010-04-13 Doug Kwan <dougkwan@google.com>
4875
4876 * arm.cc (Arm_input_section::set_final_data_size): Compute
4877 accurate final data size instead of using current data size.
4878
4dbd9faf
DK		 48792010-04-09 Doug Kwan <dougkwan@google.com>
4880
4881 * layout.cc (Layout::choose_output_section): Handle script section
4882 types.
4883 (Layout::make_output_section_for_script): Add section type parameter.
4884 Handle script section types.
4885 * layout.h (Layout::make_output_section_for_script): Add section
4886 type parameter.
4887 * output.cc (Output_section::Output_section): Initialize data member
4888 is_noload_.
4889 (Output_section::do_reset_address_and_file_offset): Do not set address
4890 to 0 if section is a NOLOAD section.
4891 * output.h (Output_section::is_noload): New method.
4892 (Output_section::set_is_noload): Ditto.
4893 (Output_section::is_noload_): New data member.
4894 * script-c.h (Script_section_type): New enum type.
4895 (struct Parser_output_section_header): Add new file section_type.
4896 * script-sections.cc (Sections_element::output_section_name): Add
4897 parameter for returning script section type.
4898 (Output_section_definition::output_section_name): Ditto.
4899 (Output_section_definition::section_type)P; New method.
4900 (Output_section_definiton::script_section_type_name): Ditto.
4901 (Output_section_definition::script_section_type_): New data member.
4902 (Output_section_definition::Output_section_definition): Initialize
4903 data member Output_section_definition::script_section_type_.
4904 (Output_section_definition::create_sections): Pass script section type
4905 to Layout::make_output_section_for_script.
4906 (Output_section_definition::output_section_name): Return script
4907 section type to caller.
4908 (Output_section_definition::set_section_address): Do not advance
4909 dot value and load address if section type is NOLOAD. Set address
4910 of NOLOAD sections regardless of section flags.
4911 (Output_section_definition::print): Print section type if it is
4912 not SCRIPT_SECTION_TYPE_NONE.
4913 (Output_section_definition::section_type): New method.
4914 (Output_section_definition::script_section_type_name): Ditto.
4915 (Script_sections::output_section_name): Add new parameter
4916 PSECTION_TYPE for returning script section type. Pass it to
4917 section elements. Handle discard sections.
4918 (Sort_output_sections::operator()): Handle NOLOAD sections.
4919 * script-sections.h (Script_sections::Section_type): New enum type.
4920 (Script_sections::output_section_name): Add a new parameter for
4921 returning script section type.
4922 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4923 INFO and NOLOAD.
4924 * yyscript.y (union): Add new field SECTION_TYPE.
4925 (COPY, DSECT, INFO, NOLOAD): New tokens.
4926 (opt_address_and_section_type): Change type to output_section_header.
4927 (section_type): New non-terminal
4928 (section_header): Handle section type.
2253bfba 4929 (opt_address_and_section_type): Return section type value.
4dbd9faf 4930
721ea635
L		 49312010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4932
4933 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4934 * testsuite/plugin_common_test_2.c (foo): Likewise.
4935
6bf924b0
DK		 49362010-04-08 Doug Kwan <dougkwan@google.com>
4937
4938 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4939 Output_merge_data.
4940 * output.cc (Output_section::add_merge_input_section): Simplify
4941 code and return status of Output_merge_base::add_input_section.
e1df38aa 4942 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4943 returns true.
4944
24af6f92
DK		 49452010-04-07 Doug Kwan <dougkwan@google.com>
4946
4947 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4948 if section is marked as containing instructions but has no mapping
4949 symbols.
4950 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4951 correct section index.
4952 (Arm_relobj::find_linked_text_section): Ditto.
4953
00698fc5
CC		 49542010-04-07 Cary Coutant <ccoutant@google.com>
4955
4956 * archive.cc (include_member): Destroy Read_symbols_data object before
4957 releasing file.
4958 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4959 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4960 (Read_symbols_data::~Read_symbols_data) New destructor.
4961 (Section_relocs::Section_relocs) New constructor.
4962 (Section_relocs::~Section_relocs) New destructor.
4963 (Read_relocs_data::Read_relocs_data) New constructor.
4964 (Read_relocs_data::~Read_relocs_data) New destructor.
4965 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4966 pointers to NULL after deleting.
4967
7296d933
DK		 49682010-04-07 Doug Kwan <dougkwan@google.com>
4969
4970 * arm.cc: Replace "endianity" with "endianness" in comments.
4971 (Arm_exidx_cantunwind): Ditto.
4972 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4973 (Arm_relobj::merge_flags_and_attributes): New method.
4974 (Arm_relobj::merge_flags_and_attributes_): New data member.
4975 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4976 (Arm_relobj::scan_sections_for_stubs): Ditto.
4977 (Arm_relobj::do_read_symbols): Check to see if we really want to
4978 merge processor-specific flags and attributes. Exit early if
4979 an object is empty except for section names and the undefined symbol.
4980 (Target_arm::do_finalize_sections): Move check for ELF format to
4981 Arm_relobj::do_read_symbols. Merge processor specific flags and
4982 attributes from a regular object only when we have determined that
4983 it is aapropriate. Do not create an .ARM.attributes section in
4984 output if there is no regular input object.
4985 (Target_arm::merge_processor_specific_flags): Check
4986 --warn-mismatch before printing any error.
4987 (Target_arm::merge_object_attributes): Ditto.
4988 * gold.cc (queue_middle_tasks): Handle the case in which there is
4989 no regular object in input.
4990 * options.cc (General_options::parse_EB): New method.
4991 (General_options::parse_EL): Same.
4992 (General_options::General_options): Initialize endianness_.
4993 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4994 New options.
4995 (General_options::Endianness): New enum.
4996 (General_options::endianness): New method.
4997 (General_options::endianness_): New data member.
4998 * parameters.cc (Parameters::set_options): Check target endianness.
4999 (Parameters::set_target_once): Ditto.
5000 (Parameters::check_target_endianness): New method.
5001 (parameters_force_valid_target): If either -EL or -EB is specified,
5002 use it to define endianness of default target.
5003 * parameters.h (Parameters::check_target_endianness): New method
5004 declaration.
5005 * target.h (class Target): Change "endianity" to "endianness"
5006 in comments.
5007
efc8d4f2
RW		 50082010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5009
5010 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5011 * configure: Regenerate.
5012 * Makefile.in: Regenerate.
5013 * testsuite/Makefile.in: Regenerate.
5014
be234d88
CC		 50152010-04-06 Cary Coutant <ccoutant@google.com>
5016
5017 gcc PR lto/42757
5018 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5019 prevailing definitions of common symbols.
5020 * testsuite/plugin_test_6.sh: New test case.
5021 * testsuite/plugin_common_test_1.c: New test case.
5022 * testsuite/plugin_common_test_2.c: New test case.
5023 * testsuite/Makefile.am (plugin_test_6): New test case.
5024 * testsuite/Makefile.in: Regenerate.
5025
bd32c6bd
NC		 50262010-04-06 Nick Clifton <nickc@redhat.com>
5027
5028 * po/vi.po: New Vietnamese translation.
5029
323c532f
DK		 50302010-03-30 Doug Kwan <dougkwan@google.com>
5031
5032 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5033
4fcd97eb
DK		 50342010-03-25 Doug Kwan <dougkwan@google.com>
5035
5036 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5037 to avoid a conversion warning on a 32-bit host.
5038
4ebf39db
ILT		 50392010-03-24 Ian Lance Taylor <iant@google.com>
5040
5041 * testsuite/script_test_3.t: Add a TLS segment.
5042 * testsuite/Makefile.am (check_PROGRAMS): Add
5043 tls_phdrs_script_test.
5044 (tls_phdrs_script_test_SOURCES): Define.
5045 (tls_phdrs_script_test_DEPENDENCIES): Define.
5046 (tls_phdrs_script_test_LDFLAGS): Define.
5047 (tls_phdrs_script_test_LDADD): Define.
5048 * testsuite/Makefile.in: Rebuild.
5049
4a599bdd
CC		 50502010-03-23 Cary Coutant <ccoutant@google.com>
5051
5052 * fileread.cc (find_or_make_view): Fix comment.
5053
6c93b22c
ILT		 50542010-03-23 Ian Lance Taylor <iant@google.com>
5055
5056 * script-sections.cc (class Orphan_section_placement): Define
5057 PLACE_TLS and PLACE_TLS_BSS.
5058 (Orphan_section_placement::Orphan_section_placement): Initialize
5059 new places.
5060 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5061 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5062 (tls_script_test_SOURCES): Define.
5063 (tls_script_test_DEPENDENCIES): Define.
5064 (tls_script_test_LDFLAGS): Define.
5065 (tls_script_test_LDADD): Define.
5066 * testsuite/Makefile.in: Rebuild.
5067
a2c7281b
DK		 50682010-03-22 Doug Kwan <dougkwan@google.com>
5069
5070 * arm.cc (Arm_relocate_functions::abs8,
5071 Arm_relocate_functions::abs16): Use correct check for overflow
5072 specified in the ARM ELF specs.
5073 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5074 target of a BLX instruction specially.
5075 (Reloc_stub::stub_type_for_reloc): Ditto.
5076 (Relocate::relocate): Use symbolic names instead of numeric relocation
5077 codes to report error.
5078 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5079 workaround.
5080 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5081 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5082 thumb2_blx_out_of_range.stdout
5083 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5084 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5085 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5086 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5087 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5088 thumb2_blx_in_range, thumb2_blx_in_range.o,
5089 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5090 thumb2_blx_out_of_range.o): New rules.
5091 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5092 thumb2_blx_in_range and thumb2_blx_out_of_range.
5093 * testsuite/Makefile.in: Regenerate.
5094 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5095 * testsuite/thumb_blx_in_range.s: New file.
5096 * testsuite/thumb_blx_out_of_range.s: New file.
5097
b0193076
RÁE		 50982010-03-22 Rafael Espindola <espindola@google.com>
5099
5100 * archive.cc (Should_include): Move to archive.h.
5101 (should_include_member): Make it a member of Archive.
5102 (Lib_group): New.
5103 (Add_lib_group_symbols): New.
5104 * archive.h: Include options.h.
5105 (Archive_member): Moved from Archive.
5106 (Should_include): Moved from archive.cc.
5107 (Lib_group): New.
5108 (Add_lib_group_symbols): New.
5109 * dynobj.cc (do_should_include_member): New.
5110 * dynobj.h (do_should_include_member): New.
5111 * gold.cc (queue_initial_tasks): Update call to queue.
5112 * main.cc (main): Print lib group stats.
5113 * object.cc (do_should_include_member): New.
5114 * object.h: Include archive.h.
5115 (Object::should_include_member): New.
5116 (Object::do_should_include_member): New.
5117 (Sized_relobj::do_should_include_member): New.
5118 * options.cc (General_options::parse_start_lib): New.
5119 (General_options::parse_end_lib): New.
5120 (Input_arguments::add_file): Handle lib groups.
5121 (Input_arguments::start_group): Check we are not in a lib.
5122 (Input_arguments::start_lib): New.
5123 (Input_arguments::end_lib): New.
5124 * options.h (General_options): Add start_lib and end_lib.
5125 (Input_argument::lib_): New.
5126 (Input_argument::lib): New.
5127 (Input_argument::is_lib): New.
5128 (Input_file_lib): New.
5129 (Input_arguments::in_lib_): New.
5130 (Input_arguments::in_lib): New.
5131 (Input_arguments::start_lib): New.
5132 (Input_arguments::end_lib_): New.
5133 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5134 in unused members as preempted.
5135 (Sized_pluginobj::do_should_include_member): New.
5136 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5137 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5138 return the blocker.
5139 (Read_symbols::do_whole_lib_group): New.
5140 (Read_symbols::do_lib_group): New.
5141 (Read_symbols::do_read_symbols): Handle lib groups.
5142 (Read_symbols::get_name): Handle lib groups.
5143 * readsyms.h (Read_symbols): Add an archive member pointer.
5144 (Read_symbols::do_whole_lib_group): New.
5145 (Read_symbols::do_lib_group): New.
5146 (Read_symbols::member_): New.
5147 * script.cc (read_input_script): Update call to queue_soon.
5148
d099120c
DK		 51492010-03-19 Doug Kwan <dougkwan@google.com>
5150
5151 * arm.cc (Stub_table::Stub_table): Initialize new data members
5152 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5153 (Stub_table::add_reloc_stub): Assign stub offset and update
5154 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5155 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5156 New data members.
5157 (Stub_table::update_data_size_and_addralign): Use
5158 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5159 instead of going over all reloc stubs.
5160 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5161 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5162 Stringpool_template::offset_ to size of Stringpool_char.
5163 (Stringpool_template::new_key_offset): Remove code to initialize
5164 Stringpool_template::offset_.
5165 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5166 Stringpool_template::offset_ to zero.
5167
1aa37384
DK		 51682010-03-15 Doug Kwan <dougkwan@google.com>
5169
5170 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5171 offset_.
5172 (Stringpool_template::new_key_offset): New method.
5173 (Stringpool_template::add_string): Assign offsets when adding new
5174 strings.
5175 (Stringpool_template::set_string_offsets): Do not set string offsets
5176 when not optimizing.
5177 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5178 member size_.
5179 (Chunked_vector::clear): Clear size_.
5180 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5181 (Chunked_vector::size): Return size_.
5182 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5183 (Chunked_vector::size_): New data member.
1aa37384
DK		 5184 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5185 (Stringpool_template::new_key_offset): New method declaration.
5186 (Stringpool_template::offset_): New data member.
5187
b672b057
RÁE		 51882010-03-15 Rafael Espindola <espindola@google.com>
5189
5190 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5191 Add_symbols' constructor.
5192 * readsyms.h (Add_symbols): Remove the input_group member.
5193
b6848d3c
ILT		 51942010-03-10 Ian Lance Taylor <iant@google.com>
5195
5196 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5197 target to ask whether a reference to a symbol requires a stack
5198 split.
5199 * target.h (Target::is_call_to_non_split): New function.
5200 (Target::do_is_call_to_non_split): Declare virtual function.
5201 * target.cc: Include "symtab.h".
5202 (Target::do_is_call_to_non_split): New function.
5203 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5204
a2a5469e
CC		 52052010-03-10 Cary Coutant <ccoutant@google.com>
5206
5207 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5208 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5209 (File_read::open[2]): Add whole_file_view_ to list of views.
5210 (File_read::make_view): Remove test of whole_file_view_.
5211 (File_read::find_or_make_view): Create whole_file_view_ if
5212 necessary.
5213 (File_read::clear_views): Replace bool parameter with enum;
5214 adjust all callers. Don't delete views with permanent data;
5215 do delete cached views and views from archives if
5216 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5217 if clearing the corresponding view.
5218 * fileread.h (File_read::Clear_views_mode): New enum.
5219 (File_read::View::is_permanent_view): New method.
5220 (File_read::clear_views): Replace bool parameter
5221 with enum; adjust all callers.
5222 * options.h (General_options): Change keep_files_mapped option;
5223 add map_whole_files.
5224 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5225 releasing the file.
5226 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5227 the file.
5228
8861f32b
DM		 52292010-03-10 David S. Miller <davem@davemloft.net>
5230
5231 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5232
d62d0f5f
ST		 52332010-03-09 Sriraman Tallam <tmsriram@google.com>
5234
5235 * icf.cc (get_section_contents): Add '@' marker after processing the
5236 merge reloc.
5237
9177756d
DK		 52382010-03-08 Doug Kwan <dougkwan@google.com>
5239
5240 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5241 due to a conversion warning.
5242 (Arm_relobj::update_output_local_symbol_count): Check for local
5243 symbol with unset output index.
5244
9e9e071b
ILT		 52452010-03-05 Ian Lance Taylor <iant@google.com>
5246
5247 * options.h (class General_options): Add --spare-dynamic-tags.
5248 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5249 --spare-dynamic-tags.
5250
a81ee015
ILT		 52512010-03-05 Ian Lance Taylor <iant@google.com>
5252
5253 * incremental.cc: Include "libiberty.h".
5254
44ec90b9
RO		 52552010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5256
5257 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5258 function, is_info_ member.
5259 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5260 (Versions::Versions): Update caller.
5261 (Versions::define_base_version): Likewise.
5262 (Versions::add_def): Likewise.
5263
0897ed3b
ST		 52642010-03-03 Sriraman Tallam <tmsriram@google.com>
5265
5266 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5267 (Scan::possible_function_pointer_reloc): New function.
5268 (Scan::local_reloc_may_be_function_pointer): Change to call
5269 possible_function_pointer_reloc.
5270 (Scan::global_reloc_may_be_function_pointer): Ditto.
5271 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5272 relocations in ".data.rel.ro._ZTV" section.
5273 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5274 * testsuite/icf_safe_so_test.cc: Ditto.
5275 * testsuite/icf_safe_test.cc: Ditto.
5276 * testsuite/icf_safe_test.sh: Ditto.
5277
d3bbad62
ILT		 52782010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5279 Ian Lance Taylor <iant@google.com>
5280
5281 * target-reloc.h (relocate_section): Check the symbol table index
5282 for -1U before setting the local symbol index.
5283 (scan_relocatable_relocs): If copying the relocation, record that
5284 the local symbol is required.
5285 * object.h (Symbol_value::is_output_symtab_index_set): New
5286 function.
5287 (Symbol_value::may_be_discarded_from_output_symtab): New
5288 function.
5289 (Symbol_value::has_output_symtab_entry): New function.
5290 (Symbol_value::needs_output_symtab_entry): Remove.
5291 (Symbol_value::output_symtab_index): Make sure the symbol index is
5292 set.
5293 (Symbol_value::set_output_symtab_index): Make sure the symbol
5294 index is not set. Make sure the new index is valid.
5295 (Symbol_value::set_must_have_output_symtab_entry): New function.
5296 (Symbol_value::has_output_dynsym_entry): New function.
5297 (Symbol_value::set_output_dynsym_index): Make sure the new index
5298 is valid.
5299 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5300 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5301 local symbol if permitted.
5302 (Sized_relobj::do_finalize_local_symbols): Call
5303 is_output_symtab_index_set rather than needs_output_symtab_entry.
5304 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5305 rather than needs_output_symtab_entry. Call
5306 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5307 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5308 is_output_symtab_index_set rather than needs_output_symtab_entry.
5309 * testsuite/discard_locals_relocatable_test.c: New file.
5310 * testsuite/discard_locals_test.sh: Test -r.
5311 * testsuite/Makefile.am (check_DATA): Add
5312 discard_locals_relocatable_test1.syms,
5313 discard_local_relocatable_test2.syms.
5314 (MOSTLYCLEANFILES): Likewise. Also add
5315 discard_locals_relocatable_test1.lout and
5316 discard_locals_relocatable_test2.out.
5317 (discard_locals_relocatable_test1.syms): New target.
5318 (discard_locals_relocatable_test.o): New target.
5319 (discard_locals_relocatable_test1.out): New target.
5320 (discard_locals_relocatable_test2.syms): New target.
5321 (discard_locals_relocatable_test2.out): New target.
5322 (various): Add missing ../ld-new dependencies.
5323 * testsuite/Makefile.in: Rebuild.
5324
7e8ccf26
NC		 53252010-03-03 Nick Clifton <nickc@redhat.com>
5326
5327 * po/fi.po: New Finnish translation.
5328
2a0ff005
DK		 53292010-03-01 Doug Kwan <dougkwan@google.com>
5330
5331 * layout.cc (Layout::Layout): Force section types of .init_array*,
5332 .preinit_array* and .fini_array* sections.
5333 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5334 Fix check of return value of std::string::find.().
5335 (Output_section::Input_section_sort_compare::operator()): Remove
5336 comment about .init_array.
5337 (Output_section::Input_section_sort_init_fini_compare::operator()):
5338 New method.
5339 (Output_section::sort_attached_input_sections): Handle .init_array
5340 and .fini_array specially.
5341 * output.h (Output_section::Inut_section_sort_compare): Update
5342 comment.
5343 (Output_section::Input_section_sort_init_fini_compare): New struct.
5344
c3e4ae29
DK		 53452010-02-26 Doug Kwan <dougkwan@google.com>
5346
5347 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5348 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5349 * testsuite/debug_msg.sh: Avoid matching source line number for
5350 use of global variable undef_int.
5351
2fd9ae7a
DK		 53522010-02-26 Doug Kwan <dougkwan@google.com>
5353
5354 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5355 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5356 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5357 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5358 * options.cc (General_options::General_options): Initialize member
5359 fix_v4bx_.
5360 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5361 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5362 and rm_no_fix_v4bx.stdout
5363 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5364 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5365 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5366 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5367 and arm_no_fix_v4bx.
5368 * Makefile.in: Regenerate.
5369 * testsuite/arm_fix_v4bx.s: New file.
5370 * testsuite/arm_fix_v4bx.sh: Ditto.
5371
67ec7d0b
DK		 53722010-02-24 Doug Kwan <dougkwan@google.com>
5373
5374 * arm.cc (Target_arm::got_section): Make the .got section the first
5375 non RELRO section in the data segment.
5376 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5377 suffixes of section names.
5378
10165461
DK		 53792010-02-24 Doug Kwan <dougkwan@google.com>
5380
5381 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5382 flags and attributes merging if an input file is a binary file.
5383 * fileread.cc (Input_file::open): Record format of original file.
5384 * fileread.h (Input_file::Format): New enum type.
5385 (Input_file::Input_file): Initialize data member format_.
5386 (Input_file::format): New method definition.
5387 (Input_file::format_):: New data member.
5388
4a54abbb
DK		 53892010-02-24 Doug Kwan <dougkwan@google.com>
5390
5391 * arm.cc (Arm_output_data_got): New class.
5392 (ARM_TCB_SIZE): New constant
5393 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5394 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5395 If user uses a script with a SECTIONS clause, issue only a warning
5396 for a misplaced EXIDX input section. Otherwise, issue an error.
5397 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5398 garbage collection.
5399 (Target_arm::got_mode_index_entry): Handle static linking.
5400 (Target_arm::Scan::local): Ditto.
5401 (Target_arm::Scan::global): Ditto.
5402 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5403 all incorrectly implemented relocations.
e1df38aa 5404 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5405 Arm_output_section::fix_exidx_coverage.
5406 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5407 from ".ARM.exidx." and ".ARM.extab.".
5408
ca419a6f
ILT		 54092010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5410
5411 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5412 section if it does not already exist.
5413 * attributes.cc (Attributes_section_data::Attributes_section_data):
5414 Don't crash if size is zero.
5415
135b9c78
ILT		 54162010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5417 Ian Lance Taylor <iant@google.com>
5418
5419 * gold.cc (queue_middle_tasks): If no input files were opened,
5420 exit.
5421 * workqueue.h (Task_function::Task_function): Assert that there is
5422 a blocker.
5423
bb0bfe4f
DK		 54242010-02-22 Doug Kwan <dougkwan@google.com>
5425
5426 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5427 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5428 types to avoid warnings due to different uint64_t implementations
5429 on different hosts.
5430
2a2b6d42
DK		 54312010-02-21 Doug Kwan <dougkwan@google.com>
5432
5433 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5434 handling of the maximum backward branch offset.
5435 (Arm_relocate_functions::thumb_branch_common): Ditto.
5436 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5437 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5438 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5439 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5440 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5441 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5442 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5443 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5444 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5445 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5446 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5447 thumb2_bl_out_of_range.o): New rules.
5448 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5449 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5450 thumb2_bl_out_of_range
5451 * testsuite/Makefile.in: Regenerate.
5452 * testsuite/arm_bl_in_range.s: New file.
5453 * testsuite/arm_bl_out_of_range.s: Ditto.
5454 * testsuite/arm_branch_in_range.sh: Ditto.
5455 * testsuite/arm_branch_range.t: Ditto.
5456 * testsuite/thumb2_branch_range.t: Ditto.
5457 * testsuite/thumb_bl_in_range.s: Ditto.
5458 * testsuite/thumb_bl_out_of_range.s: Ditto.
5459 * testsuite/thumb_branch_range.t: Ditto.
5460
b487ad64
ST		 54612010-02-20 Sriraman Tallam <tmsriram@google.com>
5462
5463 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5464 Add reloc offset information.
5465 * icf.cc (get_section_contents): Change iterators to point to the new
5466 vectors. Add reloc offset information to the contents.
5467 * icf.h (Icf::Sections_reachable_info): New typedef.
5468 (Icf::Sections_reachable_list): New typedef.
5469 (Icf::Offset_info): New typedef.
5470 (Icf::Reloc_info): New struct typedef.
5471 (Icf::Reloc_info_list): New typedef.
5472 (Icf::symbol_reloc_list): Delete method.
5473 (Icf::addend_reloc_list): Delete method.
5474 (Icf::section_reloc_list): Delete method.
5475 (Icf::reloc_info_list): New method.
5476 (Icf::reloc_info_list_): New member.
5477
f96accdf
DK		 54782010-02-19 Doug Kwan <dougkwan@google.com>
5479
5480 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5481 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5482 * arm.cc (Arm_relocation_functions): New forward declaration.
5483 (Target_arm::Target_arm): Initialize new data members
5484 got_mod_index_offset_ and tls_base_symbol_defined_.
5485 (Target_arm::Relocate::relocate_tls): New method.
5486 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5487 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5488 New methods.
5489 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5490 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5491 (Target_arm::got_mod_index_offset_,
5492 Target_arm::tls_base_symbol_defined_): New data members.
5493 (Target_arm::Scan::local, Target::Scan::global,
5494 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5495 relocations.
5496
c8761b9a
DK		 54972010-02-18 Doug Kwan <dougkwan@google.com>
5498
5499 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5500 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5501 text section as a parameter becuase some broken tools may not set
5502 the link in section header.
5503 (Target_arm::has_got_section): New method.
5504 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5505 without any mapping symbol as data only. Remove warning.
5506 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5507 link in its section header, try to discover the link by inspecting the
5508 REL31 relocation at the beginning of the section.
5509 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5510 in error message.
5511 (Target_arm::Scan::global): Treat any reference to the symbol
5512 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5513
21bb3914
ST		 55142010-02-12 Sriraman Tallam <tmsriram@google.com>
5515
5516 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5517 (Scan::global_reloc_may_be_function_pointer): New function.
5518 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5519 (Scan::global_reloc_may_be_function_pointer): New function.
5520 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5521 (Scan::global_reloc_may_be_function_pointer): New function.
5522 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5523 (Scan::global_reloc_may_be_function_pointer): New function.
5524 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5525 (Scan::global_reloc_may_be_function_pointer): New function.
5526 (Scan::possible_function_pointer_reloc): New function.
5527 (Target_x86_64::can_check_for_function_pointers): New function.
5528 * gc.h (gc_process_relocs): Scan relocation types to determine if
5529 function pointers were taken for targets that support it.
5530 * icf.cc (Icf::find_identical_sections): Include functions for
5531 folding in safe ICF whose pointer is not taken.
5532 * icf.h (Secn_fptr_taken_set): New typedef.
5533 (fptr_section_id_): New member.
5534 (section_has_function_pointers): New function.
5535 (set_section_has_function_pointers): New function.
5536 (check_section_for_function_pointers): New function.
5537 * options.h: Fix comment for safe ICF option.
5538 * target.h (can_check_for_function_pointers): New function.
5539 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5540 Modify icf_safe_test for X86-64.
5541 * testsuite/Makefile.in: Regenerate.
5542 * testsuite/icf_safe_so_test.cc: New file.
5543 * testsuite/icf_safe_so_test.sh: New file.
5544 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5545 (main): Change to take pointer to function kept_func_3.
5546 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5547 folding is done correctly for X86-64.
5548
0da6fa6c
DM		 55492010-02-12 David S. Miller <davem@davemloft.net>
5550
5551 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5552 is_symbolless parameter.
5553 (Output_reloc<SHT_REL>::is_symbolless): New.
5554 (Output_reloc<SHT_REL>::is_symbolless_): New.
5555 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5556 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5557 (Output_reloc<SHT_RELA>::is_symbolless): New.
5558 (Output_data_reloc::add_global): Handle is_symbolless.
5559 (Output_data_reloc::add_global_relative): Likewise.
5560 (Output_data_reloc::add_local): Likewise.
5561 (Output_data_reloc::add_local_relative): Likewise.
5562 (Output_data_reloc::add_symbolless_global_addend): New.
5563 (Output_data_reloc::add_symbolless_local_addend): New.
5564 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5565 is_symbolless.
5566 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5567 instead of ->is_relative_
5568 (Output_reloc::write): Likewise.
5569 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5570 (Output_reloc::write_rel): Simplify.
5571
5572 * sparc.cc (Target_sparc::Scan::local): Use
5573 ->add_symbolless_local_addend as needed.
5574 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5575 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5576 based upon relocation offset.
5577
e4782e83
DK		 55782010-02-11 Doug Kwan <dougkwan@google.com>
5579
5580 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5581 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5582 beginning of function.
5583 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5584 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5585 parameter is_32bit in calls to should_apply_static_reloc.
5586 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5587 (check_DATA): Add arm_abs_global.stdout.
5588 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5589 arm_abs_global.stdout): New rules.
5590 (MOSTLLYCLEANFILES): Add arm_abs_global
5591 * Makefile.in: Regenerate.
5592 * testsuite/arm_abs_global.s: New file.
5593 * testsuite/arm_abs_global.sh: Ditto.
5594 * testsuite/arm_abs_lib.s: Ditto.
5595
93ceb764
ILT		 55962010-02-11 Ian Lance Taylor <iant@google.com>
5597
5598 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5599 Read_relocs task.
5600 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5601 Allocate_commons_task first.
5602 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5603 task, rather than symtab_lock_.
5604 (Gc_process_relocs::~Gc_process_relocs): New function.
5605 (Gc_process_relocs::is_runnable): Check this_blocker_.
5606 (Gc_process_relocs::locks): Use next_blocker_ rather than
5607 blocker_.
5608 (Scan_relocs::~Scan_relocs): New function.
5609 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5610 symtab_lock_.
5611 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5612 next_blocker_.
5613 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5614 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5615 constructor accordingly.
5616 (class Gc_process_relocs): Likewise.
5617 (class Scan_relocs): Likewise.
5618 * common.h (class Allocate_commons_task): Remove symtab_lock_
5619 field, and corresponding constructor parameter.
5620 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5621 symtab_lock_.
5622 (Allocate_commons_task::locks): Likewise.
5623
114dfbe1
ILT		 56242010-02-11 Ian Lance Taylor <iant@google.com>
5625
5626 * gold-threads.h (class Once): Define.
5627 (class Initialize_lock): Rewrite as child of Once.
5628 * gold-threads.cc (class Once_initialize): Define.
5629 (once_pointer_control): New static variable.
5630 (once_pointer, once_arg): New static variables.
5631 (c_run_once): New static function.
5632 (Once::Once, Once::run_once, Once::internal_run): New functions.
5633 (class Initialize_lock_once): Remove.
5634 (initialize_lock_control): Remove.
5635 (initialize_lock_pointer): Remove.
5636 (initialize_lock_once): Remove.
5637 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5638 (Initialize_lock::initialize): Rewrite.
5639 (Initialize_lock::do_run_once): New function.
5640 * archive.cc (Archive::interpret_header): Only clear name if it is
5641 not already empty.
5642 * fileread.cc: Include "gold-threads.h"
5643 (file_counts_lock): New static variable.
5644 (file_counts_initialize_lock): Likewise.
5645 (File_read::release): Only increment counts when using --stats.
5646 Use a lock around the increment.
5647 * parameters.cc (class Set_parameters_target_once): Define.
5648 (set_parameters_target_once): New static variable.
5649 (Parameters::Parameters): Move here from parameters.h.
5650 (Parameters::set_target): Rewrite.
5651 (Parameters::set_target_once): New function.
5652 (Parameters::clear_target): Move here and rewrite.
5653 * parameters.h (class Parameters): Update declarations. Add
5654 set_parameters_target_once_ field.
5655 (Parameters::Parameters): Move to parameters.cc.
5656 (Parameters::clear_target): Likewise.
5657 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5658 task.
5659 (Start_group::~Start_group): New function.
5660 (Start_group::is_runnable): New function.
5661 (Start_group::locks, Start_group::run): New functions.
5662 (Finish_group::run): Change saw_undefined to size_t.
5663 * readsyms.h (class Start_group): Define.
5664 (class Finish_group): Change saw_undefined_ field to size_t.
5665 (Finish_group::Finish_group): Remove saw_undefined and
5666 this_blocker parameters. Change all callers.
5667 (Finish_group::set_saw_undefined): New function.
5668 (Finish_group::set_blocker): New function.
5669 * symtab.h (class Symbol_table): Change saw_undefined to return
5670 size_t. Change saw_undefined_ field to size_t.
5671 * target-select.cc (Set_target_once::do_run_once): New function.
5672 (Target_selector::Target_selector): Initialize set_target_once_
5673 field. Don't initialize lock_ and initialize_lock_ fields.
5674 (Target_selector::instantiate_target): Rewrite.
5675 (Target_selector::set_target): New function.
5676 * target-select.h (class Set_target_once): Define.
5677 (class Target_selector): Update declarations. Make
5678 Set_target_once a friend. Remove lock_ and initialize_lock_
5679 fields. Add set_target_once_ field.
5680
fa17a3f4
ILT		 56812010-02-10 Ian Lance Taylor <iant@google.com>
5682
5683 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5684 queueing any tasks.
5685 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5686 (queue_middle_tasks): Add all blockers before queueing any tasks.
5687 (queue_final_tasks): Likewise.
5688 * token.h (Task_token::add_blockers): New function.
5689 * object.h (Input_objects::number_of_relobjs): New function.
5690
c7177d31
ILT		 56912010-02-10 Ian Lance Taylor <iant@google.com>
5692
5de0e392
ILT		 5693 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5694 shared, not if not position independent.
5695 * x86_64.cc (Relocate::relocate_tls): Likewise.
5696 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5697 (tls_pie_pic_test): New target.
5698 * testsuite/Makefile.in: Rebuild.
5699
c7177d31
ILT		 5700 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5701 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5702 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5703 * testsuite/Makefile.in: Rebuild.
5704
684b268a
DM		 57052010-02-09 David S. Miller <davem@davemloft.net>
5706
5707 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5708 R_SPARC_RELATIVE using ->add_local_relative().
5709 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5710
612a8d3d
DM		 5711 * output.h (Output_data_dynamic::add_section_size): New method
5712 that takes two Output_data objects.
5713 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5714 entry param. Handle it in initializers.
5715 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5716 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5717 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5718 arg.
5719 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5720 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5721 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5722 for dynrel_includes_plt.
5723 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5725 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5726 before .rela.plt
5727 (Target_sparc::do_finalize_sections): Update to pass true for
5728 dynrel_includes_plt.
5729 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5730 output before .rela.plt
5731 (Target_powerpc::do_finalize_sections): Update to pass true for
5732 dynrel_includes_plt when 32-bit.
5733
cb1be87e
DK		 57342010-02-08 Doug Kwan <dougkwan@google.com>
5735
5736 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5737 method.
5738 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5739 Arm_relobj::scan_section_for_cortex_a8_stubs,
5740 Arm_relobj::do_relocation_section): Instead of calling
5741 Output_section::output_address, use faster
5742 Arm_relobj::simple_input_section_output_address.
5743
705b5121
DM		 57442010-02-08 David S. Miller <davem@davemloft.net>
5745
5746 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5747 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5748 relocation helper function.
5749
024c4466
DM		 5750 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5751 just like R_SPARC_GOT{10,13,22}.
5752 (Target_sparc::Scan::local): Likewise.
5753 (Target_sparc::Relocate:relocate): Likewise.
5754
9109c078
ILT		 57552010-02-06 Ian Lance Taylor <iant@google.com>
5756
5757 * configure.ac: Rewrite targetobjs duplicate removal code to use
5758 only shell constructs.
5759 * configure: Rebuild.
5760
cf846138
DK		 57612010-02-05 Doug Kwan <dougkwan@google.com>
5762
5763 PR 11247
5764 * arm.cc (Arm_relobj::section_is_scannable): New method.
5765 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5766 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5767
6cfaf60b
DK		 57682010-02-04 Doug Kwan <dougkwan@google.com>
5769
5770 PR 11247
5771 * arm-reloc-property.cc (cstdio): Include.
5772 * configure.ac (targetobjs): Remove duplicates.
5773 * configure: Regenerate.
5774 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5775 big and little endian version for a given address size.
5776
5c57f1be
DK		 57772010-02-03 Doug Kwan <dougkwan@google.com>
5778
5779 * arm-reloc-property.cc
5780 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5781 definition.
5782 * arm-reloc-property.h
5783 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5784 New method definition.
5785 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5786 declaration.
5787 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5788 overflow to N.
5789 (GOT_PREL): Change implemented to Y.
5790 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5791 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5792 (Arm_relocate_functions::movw_abs_nc): Remove method.
5793 (Arm_relocate_functions::movt_abs): Ditto.
5794 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5795 (Arm_relocate_functions::thm_movt_abs): Ditto.
5796 (Arm_relocate_functions::movw_rel_nc): Ditto.
5797 (Arm_relocate_functions::movw_rel): Ditto.
5798 (Arm_relocate_functions::movt_rel): Ditto.
5799 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5800 (Arm_relocate_functions:thm_movw_rel): Ditto.
5801 (Arm_relocate_functions:thm_movt_rel): Ditto.
5802 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5803 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5804 New method definitions.
5805 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5806 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5807 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5808 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5809 (Target_arm::Relocate::relocate): Check for non-static or
5810 unimplemented relocation code and exit early. Change calls to
5811 Target_arm::reloc_uses_thumb_bit and
5812 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5813 instead. Refactor code to handle similar relocations to increase
5814 code sharing. Remove check for unsupported relocation code in switch
5815 statement.
5816 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5817 relocation property table to find out size. Change error message to
5818 print out the name of a relocation code instead of the numeric value.
5819 (Target_arm::scan_reloc_for_stub): Use relocation property table
5820 instead of calling Target_arm::reloc_uses_thumb_bit().
5821
218c5831
DK		 58222010-02-02 Doug Kwan <dougkwan@google.com>
5823
5824 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5825 types of relaxed input section.
5826
0d31c79d
DK		 58272010-02-02 Doug Kwan <dougkwan@google.com>
5828
5829 * Makefile.am (HFILES): Add arm-reloc-property.h.
5830 (DEFFILES): New.
5831 (TARGETSOURCES): Add arm-reloc-property.cc
5832 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5833 (libgold_a_SOURCES): $(DEFFILES)
5834 * Makefile.in: Regenerate.
5835 * arm-reloc-property.cc: New file.
5836 * arm-reloc-property.h: New file.
5837 * arm-reloc.def: New file.
5838 * arm.cc: Update comments.
5839 (arm-reloc-property.h): New included header.
5840 (arm_reloc_property_table): New global variable.
5841 (Target_arm::do_select_as_default_target): New method definition.
5842 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5843 arm-reloc-property to targ_extra_obj.
5844 * parameters.cc (set_parameters_target): Call
5845 Target::select_as_default_target().
5846 * target.h (Target::select_as_default_target): New method definition.
5847 (Target::do_select_as_default_target): Same.
5848
546c7457
DK		 58492010-02-01 Doug Kwan <dougkwan@google.com>
5850
5851 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5852 first_output_text_section_.
5853 (Arm_exidx_fixup::first_output_text_section): New method definition.
5854 (Arm_exidx_fixup::first_output_text_section_): New data member.
5855 (Arm_exidx_fixup::process_exidx_section): Record the first text
5856 output section seen.
5857 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5858 and entsize in output section header.
5859
11b861d5
DK		 58602010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5861
5862 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5863 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5864 (Arm_relocate_functions::thm_alu11): New Method.
5865 (Arm_relocate_functions::thm_pc8): New Method.
5866 (Arm_relocate_functions::thm_pc12): New Method.
5867 (Target_arm::Scan::local): Handle the relocations.
5868 (Target_arm::Scan::global): Likewise.
5869 (Target_arm::Relocate::relocate): Likewise.
5870 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5871
c9a2c125
DK		 58722010-01-29 Doug Kwan <dougkwan@google.com>
5873
5874 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5875 of relocation types as ld.
5876
1521477a
DK		 58772010-01-29 Doug Kwan <dougkwan@google.com>
5878
5879 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5880 to public.
5881 (Arm_relocate_functions::thumb_branch_common): Ditto.
5882 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5883 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5884 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5885 Arm_relocate_functions::jump24): Remove.
5886 (Target_arm::Relocate::relocate): Adjust code to call
5887 Arm_relocation_functions::arm_branch_common and
5888 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5889 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5890
e7eca48c
DK		 58912010-01-29 Doug Kwan <dougkwan@google.com>
5892
5893 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5894 output_local_symbol_count_needs_update_.
5895 (Arm_relobj::output_local_symbol_count_needs_update,
5896 Arm_relobj::set_output_local_symbol_count_needs_update,
5897 Arm_relobj::update_output_local_symbol_count): New methods.
5898 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5899 member.
5900 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5901 of pointed function as in a R_ARM_PREL31 relocation.
5902 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5903 for output local symbol count updating.
5904 (Target_arm::do_relax): Update output local symbol counts in objects
5905 if necessary.
5906 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5907
02961d7e
ILT		 59082010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5909
5910 * arm.cc: Added support for the ARM relocations:
5911 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5912 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5913 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5914 movw_prel_nc).
5915 (Arm_relocate_functions::movw_rel): New method.
5916 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5917 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5918 thm_movw_prel_nc).
5919 (Arm_relocate_functions::thm_movw_rel): New method.
5920 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5921 thm_movt_prel).
5922 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5923 relocations.
5924 (Target_arm::Scan::global): Likewise.
5925 (Target_arm::Relocate::relocate): Likewise.
5926 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5927 Likewise.
5928
b10d2873
ILT		 59292010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5930
5931 * arm.cc: Added support for ARM group relocations.
5932 (Target_arm::reloc_needs_sym_origin): New method.
5933 (Arm_relocate_functions::calc_grp_kn): New method.
5934 (Arm_relocate_functions::calc_grp_residual): New method.
5935 (Arm_relocate_functions::calc_grp_gn): New method.
5936 (Arm_relocate_functions::arm_grp_alu): New Method.
5937 (Arm_relocate_functions::arm_grp_ldr): New Method.
5938 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5939 (Arm_relocate_functions::arm_grp_ldc): New Method.
5940 (Target_arm::Scan::local): Handle the ARM group relocations.
5941 (Target_arm::Scan::global): Likewise.
5942 (Target_arm::Relocate::relocate): Likewise.
5943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5944 Likewise.
5945
2b328d4e
DK		 59462010-01-26 Doug Kwan <dougkwan@google.com>
5947
5948 * arm.cc (set): Include.
5949 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5950 pointer type.
5951 (Arm_output_section::Text_section_list): New type.
5952 (Arm_output_section::append_text_sections_to_list): New method.
5953 (Arm_output_section::fix_exidx_coverage): Ditto.
5954 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5955 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5956 Relobj::set_section_offset() instead of
5957 Sized_relobj::invalidate_section_offset().
5958 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5959 parameter for section headers. Ignore relocation sections for
5960 unallocated sections and EXIDX sections.
5961 (Target_arm::fix_exidx_coverage): New method.
5962 (Target_arm::output_section_address_less_than): New type.
5963 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5964 linked text section instead of the EXIDX section.
5965 (Arm_output_section::create_stub_group): Add an assertion to check
5966 that this is not an EXIDX output section.
5967 (Arm_output_section::append_text_sections_to_list): New method.
5968 (Arm_output_section::fix_exidx_coverage): Ditto.
5969 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5970 Arm_relobj::section_needs_reloc_stub_scanning.
5971 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5972 first pass.
5973 (Target_arm::fix_exidx_coverage): New method.
5974 * object.h (Relobj::set_output_section): New method.
5975 (Sized_relobj::invalidate_section_offset): Remove method.
5976 (Sized_relobj::do_invalidate_section_offset): Remove method.
5977 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5978
c7f3c371
DK		 59792010-01-25 Doug Kwan <dougkwan@google.com>
5980
5981 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5982 Fix warning due to signed and unsigned comparison on a 32-bit host.
5983
8923b24c
DK		 59842010-01-22 Doug Kwan <dougkwan@google.com>
5985
5986 * arm.cc (Target_arm::do_relax): Record an output section for section
5987 offset adjustment it contains any stub table that has changed.
5988 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5989 offsets in an output section if necessary.
5990 * output.cc (Output_section::Output_section): Initialize
5991 section_offsets_need_adjustments_.
5992 (Output_section::add_input_section_for_script): Renamed to
5993 Output_section::add_simple_input_section.
5994 (Output_section::save_states): Add a comment.
5995 (Output_section::discard_states): New method defintion.
5996 (Output_section::adjust_section_offsets): Same.
5997 * output.h (Output_section::add_input_section_for_script): Renamed to
5998 Output_section::add_simple_input_section.
5999 (Output_section::discard_states): New method declaration.
6000 (Output_section::adjust_section_offsets): Same.
6001 (Output_section::section_offsets_need_adjustment,
6002 Output_section::set_section_offsets_need_adjustment): New method
6003 definitions.
6004 (Output_section::section_offsets_need_adjustment_): New data member.
6005 * script-sections.cc
6006 (Output_section_element_input::set_section_address): Adjust code for
6007 renaming of Output_section::add_input_section_for_script.
6008 (Orphan_output_section::set_section_address): Same.
6009
9b2fd367
DK		 60102010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6011
6012 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6013 Fix_v4bx enum values .
6014 * gold/options.h (General_options): New option definitions.
6015 (General_options::fix_v4bx): New method.
6016 (General_options::Fix_v4bx): New enum.
6017 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6018 (General_options::parse_fix_v4bx_interworking): New method.
6019
80d0d023
DK		 60202010-01-22 Doug Kwan <dougkwan@google.com>
6021
6022 * arm.cc (Arm_exidx_fixup): New class.
6023
af2cdeae
DK		 60242010-01-21 Doug Kwan <dougkwan@google.com>
6025
6026 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6027 classes.
6028 (Arm_exidx_section_offset_map): New type.
6029
993d07c1
DK		 60302010-01-21 Doug Kwan <dougkwan@google.com>
6031
6032 * arm.cc (Arm_exidx_input_section): New class.
6033 (Arm_relobj::exidx_input_section_by_link,
6034 Arm_relobj::exidx_input_section_by_shndx,
6035 Arm_relobj::make_exidx_input_section): New methods.
6036 (read_arm_attributes_section): Remove.
6037 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6038 information about them.
6039 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6040 to here.
6041
5ac169d4
DK		 60422010-01-20 Doug Kwan <dougkwan@google.com>
6043
6044 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6045 Input_section_specifier to Section_id.
6046 (Target_arm::new_arm_input_section: Adjust code for change of key
6047 type.
6048 (Target_arm::find_arm_input_section): Ditto.
6049 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6050 (Section_id): Remove.
6051 (Garbage_collection::Section_id_hash): Remove.
6052 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6053 (Section_id): Remove.
6054 (Icf::Section_id_hash): Remove.
6055 * object.h (Section_id, Const_section_id, Section_id_hash,
6056 Const_section_id_hash): New type definitions.
6057 * output.cc (Output_section::add_relaxed_input_section): Change to
6058 use Const_section_id instead of Input_section_specifier as key type.
6059 (Output_section::add_merge_input_section): Ditto.
6060 (Output_section::build_relaxation_map): Change to use Section_id
6061 instead of Input_section_specifier as key type.
6062 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6063 Ditto.
6064 (Output_section::convert_input_sections_to_relaxed_sections): Change
6065 to use Const_section_id instead of Input_section_specifier as key type.
6066 (Output_section::find_merge_section): Ditto.
6067 (Output_section::find_relaxed_input_section): Ditto.
6068 * output.h (Input_section_specifier): Remove class.
6069 (Output_section::Output_section_data_by_input_section_map): Change
6070 key type to Const_section_id.
6071 (Output_section::Output_relaxed_input_section_by_input_section_map):
6072 Ditto.
6073 (Output_section::Relaxation_map): Change key type to Section_id.
6074
a2162063
ILT		 60752010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6076
6077 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6078 (class Arm_v4bx_stub): New class.
6079 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6080 (Stub_factory::make_arm_v4bx_stub): New method.
6081 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6082 (Stub_table::empty): Handle v4bx stubs.
6083 (Stub_table::add_arm_v4bx_stub): New method.
6084 (Stub_table::find_arm_v4bx_stub): New method.
6085 (Arm_relocate_functions::v4bx): New method.
6086 (Target_arm::fix_v4bx): New method.
6087 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6088 (Stub_table::relocate_stubs): Likewise.
6089 (Stub_table::do_write): Likewise.
6090 (Stub_table::update_data_size_and_addralign): Likewise.
6091 (Stub_table::finalize_stubs): Likewise.
6092 (Target_arm::Scan::local): Likewise.
6093 (Target_arm::Scan::global): Likewise.
6094 (Target_arm::do_finalize_sections): Likewise.
6095 (Target_arm::Relocate::relocate): Likewise.
6096 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6097 Likewise.
6098 (Target_arm::scan_reloc_for_stub): Likewise.
6099 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6100
5696ab0b
ILT		 61012010-01-19 Ian Lance Taylor <iant@google.com>
6102
6103 * output.cc (Output_section_headers::do_sized_write): Write large
6104 segment count to sh_info field.
6105 (Output_file_header::do_sized_write): For large segment count,
6106 write PN_XNUM to e_phnum field.
6107
800d0f56
ILT		 61082010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6109
6110 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6111 (Arm_relocate_functions::thm_jump8): New function.
6112 (Arm_relocate_functions::thm_jump11): New function.
6113 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6114 R_ARM_THM_JUMP11.
6115 (Target_arm::Scan::global): Likewise.
6116 (Target_arm::Relocate::relocate): Likewise.
6117 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6118 Likewise.
6119
41263c05
DK		 61202010-01-14 Doug Kwan <dougkwan@google.com>
6121
6122 * arm.cc (map, utility): Include headers.
6123 (Target_arm::apply_cortex_a8_workaround): New method.
6124 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6125 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6126 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6127 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6128 the --[no-]fix-cortex-a8 command line options.
6129 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6130 (Target_arm::relocate_stub): Use addend in instruction template.
6131 * options.h (DEFINE_bool): Set the user-set flag.
6132 (General_options): Add --[no-]-fix-cortex options.
6133 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6134 : Update fast look-up map after conversion.
41263c05 6135
459e9b03
ST		 61362010-01-14 Sriraman Tallam <tmsriram@google.com>
6137
6138 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6139 in the first pass of do_layout.
6140
b521dfe4
DK		 61412010-01-13 Doug Kwan <dougkwan@google.com>
6142
6143 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6144 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6145 apparent compiler problem of not folding static constant integral
6146 data members of elfcpp::Elf_sizes<32>.
6147
44272192
DK		 61482010-01-13 Doug Kwan <dougkwan@google.com>
6149
6150 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6151 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6152 Arm_relobj::scan_section_for_cortex_a8_erratum,
6153 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6154 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6155 sections to scan for relocation stubs into a new method
6156 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6157 relocation and Cortex-A8 stub scanning.
6158 (Target_arm::do_relax): Force stubs to be after stubbed sections
6159 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6160 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6161 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6162
44b71ece
ILT		 61632010-01-12 Ian Lance Taylor <iant@google.com>
6164
6165 * target-reloc.h (visibility_error): New inline function.
6166 (relocate_section): Call visibility_error.
6167 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6168 (MOSTLYCLEANFILES): Likewise.
6169 (protected_4_pic.o, protected_3.err): New targets.
6170 * testsuite/protected_4.cc: New file.
6171
a120bc7f
DK		 61722010-01-12 Doug Kwan <dougkwan@google.com>
6173
6174 * arm.cc (Cortex_a8_reloc): New class.
6175 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6176 and cortex_a8_relocs_info_.
6177 (Target_arm::fix_cortex_a8): New method definition.
6178 (Target_arm::Cortex_a8_relocs_info): New type.
6179 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6180 New data member declarations.
6181 (Target_arm::scan_reloc_for_stub): Record information about
6182 relocations for THUMB branches that might be exempted from the
6183 Cortex-A8 workaround.
6184 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6185 at the beginning of a relaxation pass.
6186
20138696
DK		 61872010-01-12 Doug Kwan <dougkwan@google.com>
6188
6189 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6190 (Arm_relobj::Mapping_symbol_position,
6191 Arm_reloj::Mapping_symbol_position_less,
6192 Arm_relobj::Mapping_symbols_info): New types.
6193 (Target_arm::is_mapping_symbol_name): New method definition.
6194 (Arm_relobj::do_count_local_symbols): Save information about mapping
6195 symbols.
6196
089d69dc
DK		 61972010-01-11 Doug Kwan <dougkwan@google.com>
6198
6199 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6200 Arm_relocate_functions::thumb32_branch_upper,
6201 Arm_relocate_functions::thumb32_branch_lower,
6202 Arm_relocate_functions::thumb32_cond_branch_offset,
6203 Arm_relocate_functions::thumb32_cond_branch_upper,
6204 Arm_relocate_functions::thumb32_cond_branch_lower,
6205 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6206 branch offset encoding.
6207 (Arm_relocate_functions::thumb_branch_common): Use new branch
6208 offset encoding methods to avoid code duplication.
6209 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6210 (Stub_addend_reader::operator()): Use new branch encoding method
6211 to avoid code duplication.
6212
99e5bff2
DK		 62132010-01-11 Doug Kwan <dougkwan@google.com>
6214
6215 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6216 (Target_arm::do_finalize_sections): Define special EXIDX section
6217 symbols only if referenced.
6218 * gc.h (Garbage_collection::add_reference): New method.
6219 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6220 code duplication.
6221
98e090bd
ILT		 62222010-01-11 Ian Lance Taylor <iant@google.com>
6223
d0a91bd8
ILT		 6224 * script.cc (Version_script_info::build_expression_list_lookup):
6225 Change complaing about duplicate wildcard match from error to
6226 warning.
6227
98e090bd
ILT		 6228 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6229 of 2009-12-30.
6230 (Version_script_info::Version_script_info): Initialize globs_,
6231 default_version_, default_is_global_, and exact_. Don't
6232 initialize globals_ or locals_.
6233 (Version_script_info::build_lookup_tables): Build local symbols
6234 first.
6235 (Version_script_info::unquote): New function.
6236 (Version_script_info::add_exact_match): New function.
6237 (Version_script_info::build_expression_list_lookup): Remove lookup
6238 parameter. Add is_global parameter. Change all callers. Handle
6239 wildcard pattern specially. Unquote pattern. Call
6240 add_exact_match.
6241 (Version_script_info::get_name_to_match): New function.
6242 (Version_script_info::get_symbol_version): New function.
6243 (Version_script_info::get_symbol_version_helper): Remove.
6244 (Version_script_info::check_unmatched_names): Call unquote.
6245 * script.h (class Version_script_info): Change get_symbol_version
6246 to be non-inline and add is_global parameter; change all callers.
6247 Rewrite symbol_is_local. Update declarations. Define struct
6248 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6249 Remove globals_ and locals_ members. Add exact_, globs_,
6250 default_version_, is_global_.
6251 (Version_script_info::Glob): Remove pattern, add expression and
6252 is_global. Update constructor. Change all callers.
6253 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6254 default version.
6255 (Versions::symbol_section_contents): If a symbol is undefined, or
6256 defined in a dynamic object, set the version index to
6257 VER_NDX_LOCAL.
6258 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6259 symbol_is_local.
6260 (Symbol_table::add_from_pluginobj): Likewise.
6261 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6262
d56962d3
DK		 62632010-01-11 Doug Kwan <dougkwan@google.com>
6264
6265 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6266 (incremental_dump_LDADD): Add linking option for libintl.
6267 * Makefile.in: Regenerate.
6268
94e6ee91
L		 62692010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6270
6271 PR gold/11144
6272 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6273 instead of -Ds.
6274 * testsuite/Makefile.in: Regenerated.
6275
e96c574b
DK		 62762010-01-10 Doug Kwan <dougkwan@google.com>
6277
6278 * options.h (DEFINE_var): Use parentheses around argument varname__
6279 in macro body to avoid any unintended subsequent substitutions.
6280
7198066b
ILT		 62812010-01-10 Ian Lance Taylor <iant@google.com>
6282
ba4d53bf
ILT		 6283 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6284 candidates before doing symbol resolution.
6285
7198066b
ILT		 6286 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6287 ODR candidates if only one is weak.
6288
a2beed37
ILT		 62892010-01-08 Ian Lance Taylor <iant@google.com>
6290
6291 * script.cc (Version_script_info::build_expression_list_lookup):
6292 Don't warn about ambiguous version, just record the ambiguity.
6293 (Version_script_info::get_symbol_version_helper): Give error if
6294 version is ambiguous.
6295
2fb7225c
DK		 62962010-01-08 Doug Kwan <dougkwan@google.com>
6297
6298 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6299 prev_data_size_ and prev_addralign_. Remove initializer for
6300 deleted data member has_been_changed_.
6301 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6302 to determine if the table is empty.
6303 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6304 Remove.
6305 (Stub_table::add_reloc_stub): Define method in class definition
6306 instead of just declaring it there.
6307 (Stub_table::add_cortex_a8_stub): New method definition.
6308 (Stub_table::update_data_size_and_addralign): Ditto.
6309 (Stub_table::finalize_stubs): Ditto.
6310 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6311 (Stub_table::do_addralign_): Return address alignment in the
6312 (Stub_table::do_reset_address_and_file_offset): Define method in
6313 class definition instead of declaring it there. Set current data
6314 size to be the data size of the previous pass.
6315 (Stub_table::set_final_data_size): Use current data size as the
6316 final data size.
6317 (Stub_table::relocate_stub): Change parameter type of stub from
6318 Reloc_stub pointer to Stub pointer.
6319 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6320 (Stub_table::Cortex_a8_stub_list): New typedef.
6321 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6322 Stub_table::prev_addralign_): New data member.
6323 (Arm_relobj::Arm_relobj): Initialize data member
6324 section_has_cortex_a8_workaround_.
6325 (Arm_relobj::section_has_cortex_a8_workaround,
6326 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6327 definitions.
6328 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6329 declarations.
6330 (Target_arm::relocate_stub): Change parameter type of stub from
6331 Reloc_stub pointer to Stub pointer.
6332 (Insn_template::size, Insn_template::alignment): Handle
6333 THUMB16_SPECIAL_TYPE.
6334 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6335 Stub_table::update_data_size_and_addralign,
6336 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6337 definitions.
6338 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6339 (Stub_table::do_write): Ditto.
6340 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6341
880cd20d
ILT		 63422010-01-08 Ian Lance Taylor <iant@google.com>
6343
6344 PR 11108
6345 * symtab.h (class Symbol): Remove fields is_target_special_ and
6346 has_plt_offset_. Add field is_defined_in_discarded_section_.
6347 (Symbol::is_defined_in_discarded_section): New function.
6348 (Symbol::set_is_defined_in_discarded_section): New function.
6349 (Symbol::has_plt_offset): Rewrite.
6350 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6351 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6352 Don't initialize is_target_special_ or has_plt_offset_.
6353 Initialize is_defined_in_discarded_section_.
6354 (Symbol_table::add_from_relobj): If appropriate, set
6355 is_defined_in_discarded_section.
6356 * resolve.cc (Symbol::override_base_with_special): Don't test
6357 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6358 * target-reloc.h (relocate_section): Do special handling for
6359 symbols defined in discarded sections for global symbols as well
6360 as local symbols.
6361
2703e3eb
ILT		 63622010-01-08 Ian Lance Taylor <iant@google.com>
6363
6364 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6365 the SHT_SYMTAB case.
6366
339d40a3
ILT		 63672010-01-08 Ian Lance Taylor <iant@google.com>
6368
6369 * object.cc (Sized_relobj::do_layout): Don't get confused if
6370 layout_eh_frame returns NULL.
6371
abecea76
ILT		 63722010-01-08 Ian Lance Taylor <iant@google.com>
6373
6374 PR 11084
6375 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6376 dynamic symbol table, use the normal symbol table.
6377 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6378 symbol table.
6379
6b7dd3f3
ILT		 63802010-01-08 Ian Lance Taylor <iant@google.com>
6381
6382 PR 11072
6383 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6384 sections.
6385
36c50e63
L		 63862010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6387
6388 * version.cc (print_version): Change to "Copyright 2010".
6389
e291e7b9
ILT		 63902010-01-08 Ian Lance Taylor <iant@google.com>
6391
6392 PR 10287
6393 PR 11063
6394 * i386.cc (class Target_i386): Change return type of plt_section
6395 to be non-const.
6396 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6397 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6398 tls_desc_rel_ field.
6399 (Output_data_plt_i386::rel_tls_desc): New function.
6400 (Target_i386::rel_tls_desc_section): New function.
6401 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6402 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6403 R_386_TLS_DESC reloc in rel_tls_desc_section.
6404 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6405 Define struct Tlsdesc_info.
6406 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6407 (Target_x86_64::do_reloc_symbol_index): New function.
6408 (Target_x86_64::add_tlsdesc_info): New function.
6409 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6410 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6411 tlsdesc_rel_ field.
6412 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6413 all callers.
6414 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6415 (Target_x86_64::rela_tlsdesc_section): New function.
6416 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6417 handling.
6418 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6419 (Target_x86_64::do_reloc_addend): New function.
6420 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6421 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6422 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6423 (Output_reloc::type): New function.
6424 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6425 (Output_reloc::is_target_specific): New function.
6426 (Output_reloc::target_arg): New function.
6427 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6428 absolute relocs and target specific relocs.
6429 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6430 add_target_specific.
6431 (class Output_data_reloc) [SHT_RELA]: Likewise.
6432 * output.cc (Output_reloc::Output_reloc): Add four new versions
6433 for absolute relocs and target specific relocs.
6434 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6435 (Output_reloc::get_symbol_index): Likewise.
6436 (Output_reloc::local_section_offset): Check that local_sym_index_
6437 is not TARGET_CODE or 0.
6438 (Output_reloc::symbol_value): Likewise.
6439 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6440 reloc.
6441 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6442 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6443 functions.
6444 * layout.cc (add_target_dynamic_tags): Use output section for
6445 DT_PLTRELSZ and DT_JMPREL.
6446
3a44184e
ILT		 64472010-01-07 Ian Lance Taylor <iant@google.com>
6448
6449 PR 11061
6450 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6451 function.
6452 (class Output_data_reloc_generic): Define.
6453 (class Output_data_reloc_base): Change base class to
6454 Output_data_reloc_generic. Change add() method to call
6455 bump_relative_reloc_count for a relative reloc. Remove
6456 sort_relocs_ field.
6457 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6458 to sort_relocs().
6459 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6460 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6461 appropriate.
6462 * layout.h (class Layout): Update declaration.
6463
ea715a34
ILT		 64642010-01-07 Ian Lance Taylor <iant@google.com>
6465
6466 * output.h (class Output_data): Add const version of
6467 output_section and do_output_section.
6468 (class Output_section_data): Add const version of
6469 do_output_section.
6470 (class Output_section): Likewise.
6471 * layout.cc (Layout::add_target_dynamic_tags): New function.
6472 * layout.h (class Layout): Update declarations.
6473 * arm.cc (Target_arm::do_finalize_sections): Use
6474 add_target_dynamic_tags.
6475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6479
659948a4
ILT		 64802010-01-07 Ian Lance Taylor <iant@google.com>
6481
6482 PR 11042
6483 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6484 object as needed.
6485
9d3b86f6
ILT		 64862010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6487 Ian Lance Taylor <iant@google.com>
6488
6489 PR 11019
6490 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6491 Xindex::read_symtab_xindex.
6492
bb0d3eb0
DK		 64932010-01-07 Doug Kwan <dougkwan@google.com>
6494
6495 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6496 (Insn_template::thumb16_bcond_insn): New method declaration.
6497 (Insn_template): Fix spelling.
6498 (Stub::thumb16_special): New method declaration.
6499 (Stub::do_write): Define virtual method which was previously pure
6500 virtual.
6501 (Stub::do_thumb16_special): New method declaration.
6502 (Stub::do_fixed_endian_write): New template member.
6503 (Reloc_stub::do_write): Remove.
6504 (Reloc_stub::do_fixed_endian_write): Remove.
6505 (Cortex_a8_stub): New class definition.
6506 (Stub_factory::make_cortex_a8_stub): New method definition.
6507 (Stub_factory::Stub_factory): Add missing static storage class
6508 qualifier for elf32_arm_stub_a8_veneer_blx.
6509
ffeef7df
ILT		 65102010-01-07 Ian Lance Taylor <iant@google.com>
6511
dc3f80fe
ILT		 6512 PR 10980
6513 * options.h (class General_options): Add --warn-unresolved-symbols
6514 and --error-unresolved-symbols.
6515 * errors.cc (Errors::undefined_symbol): Implement
6516 --warn-unresolved-symbols.
6517
ffeef7df
ILT		 6518 * options.h (class General_options): Add -z text and -z textoff.
6519 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6520
f1ec9ded
ST		 65212010-01-06 Sriraman Tallam <tmsriram@google.com>
6522
6523 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6524 (Garbage_collection::cident_sections): New function.
6525 (Garbage_collection::add_cident_section): New function.
6526 (Garbage_collection::cident_sections_): New member.
6527 (gc_process_relocs): Add references to sections whose names are C
6528 identifiers.
6529 * gold.h (cident_section_start_prefix): New constant.
6530 (cident_section_stop_prefix): New constant.
6531 (is_cident): New function.
6532 * layout.cc (Layout::define_section_symbols): Replace string constants
6533 with the newly defined constants.
6534 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6535 C identifiers.
6536 * testsuite/Makefile.am: Add gc_orphan_section_test.
6537 * testsuite/Makefile.in: Regenerate.
6538 * testsuite/gc_orphan_section_test.cc: New file.
6539 * testsuite/gc_orphan_section_test.sh: New file.
6540
6eda8c29
ILT		 65412010-01-06 Ian Lance Taylor <iant@google.com>
6542
b9674e17
ILT		 6543 PR 10980
6544 * options.h (class General_options): Add --warn-shared-textrel.
6545 * layout.cc (Layout::finish_dynamic_section): Implement
6546 --warn-shared-textrel.
6547
6eda8c29
ILT		 6548 PR 10980
6549 * options.h (class General_options): Add --warn-multiple-gp.
6550
32dcd44e
ILT		 65512010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6552
6553 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6554 $(THREADSLIB) and $(LIBDL).
6555 * Makefile.in: Rebuild.
6556
a192ba05
ILT		 65572010-01-06 Ian Lance Taylor <iant@google.com>
6558
6559 PR 10980
6560 * options.cc (General_options::parse_section_start): New function.
6561 (General_options::section_start): New function.
6562 (General_options::General_options): Initialize all members.
6563 * options.h: Include <map>
6564 (class General_options): Add --section-start. Add section_starts_
6565 member.
6566 * layout.cc (Layout::attach_allocated_section_to_segment): If
6567 --section-start was used, set the address of the segment. Remove
6568 local sort_sections.
6569 (Layout::relaxation_loop_body): If the address of the load segment
6570 has been set by --section-start, don't use it.
6571 * output.h (Output_segment::update_flags_for_output_section): New
6572 function.
6573 * output.cc (Output_segment::add_output_section): Call
6574 update_flags_for_output_section.
6575
dde3f402
ILT		 65762010-01-05 Ian Lance Taylor <iant@google.com>
6577
62dfdd4d
ILT		 6578 PR 10980
6579 * options.h (class General_options): Add --undefined-version.
6580 * script.cc (struct Version_expression): Add was_matched_by_symbol
6581 field.
6582 (Version_script_info::matched_symbol): New function.
6583 (Version_script_info::get_symbol_version_helper): Call
6584 matched_symbol.
6585 (Version_script_info::check_unmatched_names): New function.
6586 * script.h (class Version_script_info): Update declarations.
6587 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6588
9c4ae156
ILT		 6589 * options.h (class General_options): Use DEFINE_bool_alias for
6590 allow_multiple_definition.
6591 * resolve.cc (Symbol_table::should_override): Don't test
6592 allow_multiple_definition.
6593
dde3f402
ILT		 6594 PR 10980
6595 * options.h (class General_options): Add --cref.
6596 * main.cc (main): Print cref table if --cref. Don't close mapfile
6597 until after printing cref table.
6598 * cref.cc: Include "symtab.h".
6599 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6600 (Cref_table_compare::operator()): New function.
6601 (Cref_inputs::gather_cref): New function.
6602 (filecol): New static const.
6603 (Cref_inputs::print_cref): New function.
6604 (Cref::print_cref): New function.
6605 * cref.h: Include <cstdio>.
6606 (class Cref): Update declarations.
6607 * mapfile.h (Mapfile::file): New function.
6608 * object.h (class Object): Define Symbols. Declare virtual
6609 do_get_global_symbols.
6610 (Object::get_global_symbols): New function.
6611 * object.cc (Input_objects::add_object): Pass object to cref_ if
6612 --cref.
6613 (Input_objects::archive_start): Likewise.
6614 (Input_objects::archive_stop): Likewise.
6615 (Input_objects::print_cref): New function.
6616 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6617 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6618 --cref.
6619 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6620 function.
6621 * plugin.h (class Sized_pluginobj): Update declarations.
6622
8781f709
ILT		 66232010-01-05 Ian Lance Taylor <iant@google.com>
6624
6625 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6626 to is_default_version. Rename insdef to insdefault.
6627 (Symbol_table::add_from_relobj): Rename def to is_default_version
6628 and local to is_forced_local.
6629 (Symbol_table::add_from_pluginobj): Likewise.
6630 (Symbol_table::add_from_dynobj): Likewise.
6631 (Symbol_table::define_special_symbol): Rename insdef to
6632 insdefault.
6633
fe35d28d
ILT		 66342010-01-04 Ian Lance Taylor <iant@google.com>
6635
30bc8c46
ILT		 6636 PR 10980
6637 * options.h (class General_options): Add
6638 --allow-multiple-definition and -z muldefs.
6639 * resolve.cc (Symbol_table::should_override): Don't warn about a
6640 multiple symbol definition if --allow-multiple-definition or -z
6641 muldefs.
6642
7eaea549
ILT		 6643 PR 10980
6644 * options.h (class General_options): Add --add-needed and
6645 --copy-dt-needed-entries. Tweak --as-needed help entry.
6646 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6647 error if --copy-dt-needed-entries aka --add-needed is used and
6648 would cause a change in behaviour.
6649
fe35d28d
ILT		 6650 PR 10980
6651 * options.h (class General_options): Add -G as a short version of
6652 --shared. Add no-op options -assert, -g, and -i.
6653
55a2bb35
ST		 66542010-01-04 Sriraman Tallam <tmsriram@google.com>
6655
6656 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6657 check for .text or .gnu.linkonce.t sections.
6658 * icf.cc (Icf::find_identical_sections): Ditto.
6659 Change the detection for mangled function name within the section
6660 name.
6661 * icf.h (is_section_foldable_candidate): New function.
6662
719328e1
ILT		 66632009-12-30 Ian Lance Taylor <iant@google.com>
6664
6665 PR 10980
6666 * options.h (class General_options): Permit two dashes with
6667 --retain-symbols-file.
6668
d7bb5745
ILT		 66692009-12-30 Ian Lance Taylor <iant@google.com>
6670
403a15dd
ILT		 6671 PR 10979
6672 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6673 don't put the file header and segment headers in the text
6674 segment.
6675
eda294df
ILT		 6676 PR 10979
6677 * common.cc (Sort_commons::operator()): Stabilize sort when both
6678 entries are NULL.
6679 (Symbol_table::do_allocate_commons_list): When allocating common
6680 symbols, skip a symbol which is no longer common.
6681 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6682 an object before checking its type.
6683 * testsuite/common_test_2.c: New file.
6684 * testsuite/common_test_3.c: New file.
6685 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6686 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6687 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6688 (common_test_2_pic.o, common_test_2.so): New targets.
6689 (common_test_3_pic.o, common_test_3.so): New targets.
6690 * testsuite/Makefile.in: Rebuild.
6691
d7bb5745
ILT		 6692 PR 10979
6693 * script.cc (read_input_script): If we see a new SECTIONS clause,
6694 and we have added an input section, give an error.
6695 * layout.h (class Layout): Add have_added_input_section function.
6696 Add have_added_input_section_ field.
6697 * layout.cc (Layout::Layout): Initialize
6698 have_added_input_section_.
6699 (Layout::layout): Set have_added_input_section_.
6700 (Layout::layout_eh_frame): Likewise.
6701
fc59c572
ILT		 67022009-12-30 Ian Lance Taylor <iant@google.com>
6703
6704 PR 10931
6705 * options.h (class General_options): Add --sort-common option.
6706 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6707 * common.cc (Sort_common): Add sort_order parameter to
6708 constructor. Add sort_order_ field.
6709 (Sort_commons::operator): Check sort_order_.
6710 (Symbol_table::allocate_commons): Determine the sort order.
6711 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6712 Change all callers.
6713 (Symbol_table::do_allocate_commons_list): Likewise.
6714
1c74fab0
ILT		 67152009-12-30 Ian Lance Taylor <iant@google.com>
6716
6717 PR 10916
6718 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6719 symbols from this object, don't change the visibility of an
6720 undefined symbol.
6721 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6722
6affe781
ILT		 67232009-12-30 Ian Lance Taylor <iant@google.com>
6724
6725 PR 10861
6726 * script.h (class Version_script_info): Define Language enum.
6727 Update declarations. Define Glob, Exact, and Lookup types. Add
6728 new fields globals_, locals_, and is_finalized_.
6729 * script.cc: Various formatting fixes.
6730 (class Parser_closure): Change language_stack_ from a vector of
6731 std::string to one of Version_script_info::Language. Adjust all
6732 uses accordingly.
6733 (class Lazy_demangler): Remove.
6734 (struct Version_expression): Change language from std::string to
6735 Version_script_info::Language.
6736 (Version_script_info::Version_script_info): New function.
6737 (Version_script_info::~Version_script_info): Don't call clear.
6738 (Version_script_info::finalize): New function.
6739 (Version_script_info::build_lookup_tables): New function.
6740 (Version_script_info::build_expression_list_lookup): New
6741 function.
6742 (Version_script_info::get_symbol_version_helper): Rewrite to use
6743 lookup tables.
6744 (Version_script_info::print_expression_list): Adjust to use
6745 Version_script_info::Language.
6746 (script_push_lex_into_version_mode): Check that the version script
6747 has not been finalized.
6748 (version_script_push_lang): Change language string to
6749 Version_script_info::Language.
6750 * options.cc (Command_line::version_script): New function.
6751 * options.h (class General_options): Add finalize_dynamic_list
6752 function. Change version_script from declaration to definition.
6753 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6754 * testsuite/version_script.map: Remove duplicate def of foo.
6755 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6756 version_script.map.
6757 * testsuite/Makefile.in: Rebuild.
6758
818bf354
ILT		 67592009-12-30 Ian Lance Taylor <iant@google.com>
6760
6761 PR 10843
6762 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6763 if the input symbol index is 0, make the output symbol index 0.
6764
ebcc8304
ILT		 67652009-12-30 Ian Lance Taylor <iant@google.com>
6766
6767 PR 10670
6768 * options.h (class General_options): Add -x/--discard-all.
6769 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6770 --discard-all. If the local symbol needs a dynamic entry, check
6771 that before handling --discard-locals.
6772
176fe33f
ILT		 67732009-12-30 Ian Lance Taylor <iant@google.com>
6774
bb321bb1
ILT		 6775 PR 10450
6776 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6777 flags to PF_R.
6778 (Output_segment::add_output_section): Don't change the flags if
6779 the type is PT_TLS.
6780
176fe33f
ILT		 6781 PR 10450
6782 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6783 GNU hash table if they need a dynamic value. Otherwise, don't add
6784 them if they are defined in a dynamic object or are forced local.
6785
e8cd95c7
ILT		 67862009-12-29 Ian Lance Taylor <iant@google.com>
6787
1b81fb71
ILT		 6788 PR 10450
6789 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6790 .gnu.hash table for a 32-bit target.
6791
8d6d383d
ILT		 6792 PR 10450
6793 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6794 regular and a dynamic object only needs a dynamic symbol table
6795 entry if it is externally visible.
6796
e785ec03
ILT		 6797 PR 10450
6798 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6799 constructor. Add global_offset_table_ field.
6800 (Target_i386::got_section): Set global_offset_table_.
6801 (Target_i386::do_finalize_sections): Set global_offset_table_
6802 size.
6803 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6804 in constructor. Add global_offset_table_ field.
6805 (Target_x86_64::got_section): Set global_offset_table_.
6806 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6807 size.
6808
1a2dff53
ILT		 6809 * layout.cc (Layout::Layout): Initialize increase_relro_.
6810 (Layout::get_output_section): Add is_relro, is_last_relro, and
6811 is_first_non_relro parameters. Change all callers.
6812 (Layout::choose_output_section): Likewise.
6813 (Layout::add_output_section_data): Likewise.
6814 (Layout::make_output_section): Likewise.
6815 (Layout::set_segment_offsets): Clear increase_relro when using a
6816 linker script.
6817 * layout.h (class Layout): Add increase_relro method. Add
6818 increase_relro_ field. Update declarations.
6819 * output.cc (Output_section::Output_section): Initialize
6820 is_last_relro_ and is_first_non_relro_.
6821 (Output_segment::add_output_section): Group relro sections is
6822 do_sort is true. Handle is_last_relro and is_first_non_relro.
6823 (Output_segment::maximum_alignment): Remove relro handling.
6824 (Output_segment::set_section_addresses): Add increase_relro
6825 parameter. Change all callers. Add initial alignment to align
6826 relro sections on separate page. Remove old relro handling.
6827 (Output_segment::set_section_list_addresses): Remove in_relro
6828 parameter. Change all callers.
6829 (Output_segment::set_offset): Add increase parameter. Change all
6830 callers. Remove old relro handling.
6831 * output.h (class Output_section): Add new methods: is_last_relro,
6832 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6833 Add is_last_relro_ and is_first_non_relro_ fields.
6834 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6835 Create separate .got.plt section. Call increase_relro.
6836 * x86_64.cc (Target_x86_64::got_section): Likewise.
6837 * testsuite/relro_script_test.t: Add .got.plt.
6838
f0ba79e2
ILT		 6839 PR 10450
6840 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6841 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6842 (Layout::finalize): Call set_dynamic_symbol_size.
6843 (Layout::set_dynamic_symbol_size): New function.
6844 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6845 set_dynamic_symbol_size.
6846
e8cd95c7
ILT		 6847 PR 10450
6848 * output.h (class Output_section): Add is_entsize_zero_ field.
6849 * output.cc (Output_section::Output_section): Initialize
6850 is_entsize_zero_.
6851 (Output_section::set_entsize): If two different entsizes are
6852 requested, force it to zero.
6853 (Output_section::add_input_section): Set flags for .debug_str
6854 before updating section flags. Set entsize.
6855 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6856 and SHF_STRING if all input sections have those flags.
6857
3e1b9a8a
RÁE		 68582009-12-29 Rafael Espindola <espindola@google.com>
6859
6860 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6861 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6862 reporting.
3e1b9a8a 6863
3dcad376
ST		 68642009-12-29 Sriraman Tallam <tmsriram@google.com>
6865
6866 * options.cc (General_options::parse_version): Allow -v to exit
6867 without an error if there is nothing to link.
6868
084e2665
ILT		 68692009-12-29 Ian Lance Taylor <iant@google.com>
6870
6871 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6872 using a version of gcc before 4.1.
6873 * configure: Rebuild.
6874
250acde3
CD		 68752009-12-28 Chris Demetriou <cgd@google.com>
6876
6877 * attributes.cc (Output_attributes_section_data::do_write): Use
6878 std::vector::front rather than std::vector::data.
6879
99fff23b
ILT		 68802009-12-28 Ian Lance Taylor <iant@google.com>
6881
6882 * symtab.h (class Symbol_table): Add enum Defined.
6883 * resolve.cc (Symbol_table::should_override): Add defined
6884 parameter. Change all callers. Test whether object is NULL
6885 before calling a method on it.
6886 (Symbol_table::report_resolve_problem): Add defined parameter.
6887 Change all callers.
6888 (Symbol_table::should_override_with_special): Likewise.
6889 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6890 parameter. Change all callers.
6891 (Symbol_table::do_define_in_output_data): Likewise.
6892 (Symbol_table::define_in_output_segment): Likewise.
6893 (Symbol_table::do_define_in_output_segment): Likewise.
6894 (Symbol_table::define_as_constant): Likewise.
6895 (Symbol_table::do_define_as_constant): Likewise.
6896 * script.h (class Symbol_assignment): Add is_defsym parameter to
6897 constructor; change all callers.
6898 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6899 parameter. Change all callers. Add is_defsym_ field.
6900 (class Parser_closure): Add parsing_defsym parameter to
6901 constructor; change all callers. Add parsing_defsym accessor
6902 function. Add parsing_defsym_ field.
6903
556bd683
ILT		 69042009-12-28 Ian Lance Taylor <iant@google.com>
6905
6906 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6907 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6908
1782c879
ILT		 69092009-12-23 Ian Lance Taylor <iant@google.com>
6910
6911 * i386.cc (Target_i386::do_calls_non_split): Recognize
6912 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6913 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6914 -fsplit-stack prologue when using %r11.
1782c879 6915
329ca2b1
ST		 69162009-12-21 Sriraman Tallam <tmsriram@google.com>
6917
6918 * options.cc (General_options::parse_version): Make -v continue and do
6919 the link like GNU ld does.
6920
d675ff46
RÁE		 69212009-12-17 Rafael Avila de Espindola <espindola@google.com>
6922
6923 * Makefile.am (CCFILES): Add timer.cc.
6924 (HFILES): Add timer.h.
6925 * configure.ac: Check for sysconf and times.
6926 * main.cc: include timer.h.
6927 (main): Use Timer instead of get_run_time.
6928 * timer.cc: New.
6929 * timer.h: New.
6930 * workqueue.cc: include timer.h.
6931 (Workqueue::find_and_run_task):
6932 Report user, sys and wall time.
6933 * Makefile.in: Regenerate.
6934 * config.in: Regenerate.
6935 * configure: Regenerate.
6936
d6344fb5
DK		 69372009-12-16 Doug Kwan <dougkwan@google.com>
6938
6939 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6940 sections.
6941 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6942 relaxed input sections.
6943 * output.cc (Output_section::find_relaxed_input_section): Change
6944 return type to Output_relaxed_input_section pointer. Adjust code
6945 for new type of relaxed_input_section_map_.
6946 * output.h (Output_section::find_relaxed_input_section): Change
6947 return type to Output_relaxed_input_section pointer.
6948 (Output_section::Output_relaxed_input_section_by_input_section_map):
6949 New type.
6950 (Output_section::relaxed_input_section_map_): Change type to
6951 Output_section::Output_relaxed_input_section_by_input_section_map.
6952 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6953 input section.
6954
0e0d5469
ILT		 69552009-12-15 Ian Lance Taylor <iant@google.com>
6956
6957 * layout.cc (Layout::create_shstrtab): Only write out after input
6958 sections if we are compressing debug sections.
6959
0649a889
ILT		 69602009-12-15 Ian Lance Taylor <iant@google.com>
6961
6962 * archive.cc (Archive::add_symbols): Only look up a symbol without
6963 a version if there is, in fact, a version.
6964
2ea97941
ILT		 69652009-12-14 Ian Lance Taylor <iant@google.com>
6966
6967 Revert -Wshadow changes, all changes from:
6968 2009-12-11 Doug Kwan <dougkwan@google.com>
6969 2009-12-11 Nick Clifton <nickc@redhat.com>
6970 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6971
b0eec2cc
DK		 69722009-12-11 Doug Kwan <dougkwan@google.com>
6973
6974 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6975 due to -Wshadow.
6976 * attributes.cc (Object_attribute::size): Ditto.
6977 (Attributes_section_data::size): Ditto.
6978 (Attributes_section_data::Attributes_section_data): Ditto.
6979 (Output_attributes_section_data::do_write): Ditto.
6980 * attributes.h (Object_attribute::set_type): Ditto.
6981 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6982
91d6fa6a
NC		 69832009-12-11 Nick Clifton <nickc@redhat.com>
6984
6985 * archive.cc: Fix shadowed variable warnings.
6986 * arm.cc: Likewise.
6987 * compressed_output.cc: Likewise.
6988 * compressed_output.h: Likewise.
6989 * configure: Likewise.
6990 * dwarf_reader.cc: Likewise.
6991 * dynobj.cc: Likewise.
6992 * dynobj.h: Likewise.
6993 * ehframe.cc: Likewise.
6994 * ehframe.h: Likewise.
6995 * errors.cc: Likewise.
6996 * expression.cc: Likewise.
6997 * fileread.cc: Likewise.
6998 * fileread.h: Likewise.
6999 * freebsd.h: Likewise.
7000 * i386.cc: Likewise.
7001 * icf.cc: Likewise.
7002 * incremental.h: Likewise.
7003 * layout.cc: Likewise.
7004 * layout.h: Likewise.
7005 * mapfile.cc: Likewise.
7006 * merge.cc: Likewise.
7007 * merge.h: Likewise.
7008 * object.cc: Likewise.
7009 * object.h: Likewise.
7010 * options.h: Likewise.
7011 * output.cc: Likewise.
7012 * output.h: Likewise.
7013 * parameters.cc: Likewise.
7014 * plugin.cc: Likewise.
7015 * powerpc.cc: Likewise.
7016 * reduced_debug_output.cc: Likewise.
7017 * reduced_debug_output.h: Likewise.
7018 * reloc.cc: Likewise.
7019 * reloc.h: Likewise.
7020 * resolve.cc: Likewise.
7021 * script-sections.cc: Likewise.
7022 * script.cc: Likewise.
7023 * script.h: Likewise.
7024 * sparc.cc: Likewise.
7025 * symtab.cc: Likewise.
7026 * symtab.h: Likewise.
7027 * target-select.cc: Likewise.
7028 * target-select.h: Likewise.
7029 * token.h: Likewise.
7030 * workqueue.cc: Likewise.
7031 * workqueue.h: Likewise.
7032 * x86_64.cc: Likewise.
7033
a0351a69
DK		 70342009-12-10 Doug Kwan <dougkwan@google.com>
7035
7036 * arm.cc (attributes.h): New include.
7037 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7038 (Arm_relobj::~Arm_relobj): Delete object pointed by
7039 attributes_section_data_.
7040 (Arm_relobj::attributes_section_data): New method definition.
7041 (Arm_relobj::attributes_section_data_): New data member declaration.
7042 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7043 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7044 attributes_section_data_.
7045 (Arm_dynobj::attributes_section_data): New method definition.
7046 (Arm_dynobj::attributes_section_data_): New data member declaration.
7047 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7048 initialization value of may_use_blx_ to false.
7049 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7050 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7051 object attributes to compute results instead of hard-coding.
7052 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7053 Target_arm::get_secondary_compatible_arch,
7054 Target_arm::set_secondary_compatible_arch
7055 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7056 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7057 New method declarations.
7058 (Target_arm::get_aeabi_object_attribute): New method definition.
7059 (Target_arm::attributes_section_data_): New data member declaration.
7060 (read_arm_attributes_section): New template definition.
7061 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7062 (Arm_dynobj::do_read_symbols): Ditto.
7063 (Target_arm::do_finalize_sections): Merge attributes sections from
7064 input. Check for BLX use after attributes section merging.
7065 Fix __exidx_start and __exidx_end visibility. Create an
7066 .ARM.attributes section if necessary.
7067 (Target_arm::get_secondary_compatible_arch,
7068 Target_arm::set_secondary_compatible_arch,
7069 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7070 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7071 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7072 New method definitions.
7073
b59befec
ILT		 70742009-12-09 Ian Lance Taylor <iant@google.com>
7075
7076 * plugin.cc (Plugin::load): Don't cast from void* to a function
7077 pointer.
7078
1276bc89
ILT		 70792009-12-09 Ian Lance Taylor <iant@google.com>
7080
7081 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7082 information fields.
7083
2f2de248
L		 70842009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7085
7086 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7087 Replace two_file_shared_1.so with two_file_shared_2.so.
7088 * testsuite/Makefile.in: Regenerated.
7089
4f787271
DK		 70902009-12-08 Doug Kwan <dougkwan@google.com>
7091
7092 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7093 (HFILES): Add attributes.h and int_encoding.h.
7094 * Makefile.in: Regenerate.
7095 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7096 function definitions to int_encoding.cc
7097 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7098 prototypes to int_encoding.h
7099 * reduced_debug_output.cc (int_encoding.h): New include.
7100 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7101 function definitions to int_encoding.cc
7102 (insert_into_vector, read_from_pointer): Move template definitions to
7103 int_encoding.h
7104 * attributes.cc: New file.
7105 * attributes.h: New file.
7106 * int_encoding.cc: New file.
7107 * int_encoding.h: New file.
7108
20b52f1a
RÁE		 71092009-12-07 Rafael Avila de Espindola <espindola@google.com>
7110
7111 PR gold/11055
7112 * incremental-dump.cc (dump_incremental_inputs): New.
7113 (main): Use dump_incremental_inputs.
7114
53d7974c
L		 71152009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7116
7117 PR gold/10893
7118 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7119 checking elfcpp::STT_FUNC.
7120 (Target_i386::Relocate::relocate): Likewise.
7121 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7122
7123 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7124 symbols from shared libraries into normal FUNC symbols.
7125
7126 * symtab.h (Symbol): Add is_func and use it.
7127
05a352e6
DK		 71282009-12-05 Doug Kwan <dougkwan@google.com>
7129
7130 * arm.cc (Target_arm::arm_info): Initialize new fields
7131 attributes_section and attributes_vendor.
7132 * i386.cc (Target_i386::i386_info): Same.
7133 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7134 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7135 fields attributes_section and attributes_vendor.
53d7974c 7136 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7137 * target.h (Target::attributes_section, Target::attributes_vendor,
7138 Target::is_attributes_section, Target::attribute_arg_type,
7139 Target::attributes_order): New method definitions.
7140 (Target::Target_info::attributes_section,
7141 Target::Target_info::attributes_vendor): New fields.
7142 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7143 virtual method definitions.
7144 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7145 attributes_section and attributes_vendor.
7146 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7147
f4e5969c
DK		 71482009-12-05 Doug Kwan <dougkwan@google.com>
7149
7150 * arm.cc: Update comments about interworking and stub generation.
7151 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7152 considered as non-PIC.
7153 (Arm_relocate_functions::base_abs): Fix formatting.
7154 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7155 of function to use GOT entry address instead of offset.
7156 (Target_arm::Scan::global): Issue an error if a symbol would need a
7157 PLT does not get one because it is untyped. Remove code to create
7158 dynamic symbols for relative branches.
7159 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7160 takes unsigned integer instead of boolean.
7161
1abce4a6
L		 71622009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7163
7164 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7165 (two_file_test_LDADD): Likewise.
7166 (common_test_1_LDADD): Likewise.
7167 (exception_test_LDADD) Likewise.
7168 (weak_test_LDADD): Likewise.
7169 (many_sections_test_LDADD): Likewise.
7170 (initpri1_LDADD): Likewise.
7171 (script_test_1_LDADD): Likewise.
7172 (script_test_2_LDADD): Likewise.
7173 (justsyms_LDADD): Likewise.
7174 (binary_test_LDADD): Likewise.
7175 (large_LDADD): Likewise.
7176 * testsuite/Makefile.in: Regenerated.
7177
adcf2816 71782009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7179
adcf2816
L		 7180 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7181 (Symbol_table::override_with_special): Likewise.
7182 (Symbol_table::add_from_object): Likewise.
7183
28e67f5d
RÁE		 71842009-12-04 Rafael Avila de Espindola <espindola@google.com>
7185
7186 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7187 Don't set the data_offset twice.
7188
ae10a101
RÁE		 71892009-12-04 Rafael Avila de Espindola <espindola@google.com>
7190
7191 * testsuite/Makefile.in: Regenerate.
7192
f59f41f3
DK		 71932009-12-03 Doug Kwan <dougkwan@google.com>
7194
7195 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7196 (Target_arm::do_finalize_sections): Add parameter for symbol table
7197 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7198 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7199 parameter for symbol table pointer.
7200 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7201 an additional parameter for a pointer to symbol table.
7202 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7203 parameter for a symbol table pointer.
7204 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7205 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7206 Ditto.
7207 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7208 parameter for a symbol table pointer.
7209
ca55d848
RÁE		 72102009-12-03 Rafael Avila de Espindola <espindola@google.com>
7211
7212 * incremental.cc (Incremental_inputs_header)
7213 (Incremental_inputs_header_write, Incremental_inputs_entry)
7214 (Incremental_inputs_entry_write): Move ...
7215 * incremental.h (Incremental_inputs_header)
7216 (Incremental_inputs_header_write, Incremental_inputs_entry)
7217 (Incremental_inputs_entry_write): here.
7218
3aec4f9c
RÁE		 72192009-12-02 Rafael Avila de Espindola <espindola@google.com>
7220
7221 * incremental.cc (make_sized_incremental_binary): Set the target.
7222 Error if it is incompatible.
7223 * output.h (Output_file): Add filename method.
7224
9c0ae74d
RÁE		 72252009-12-02 Rafael Avila de Espindola <espindola@google.com>
7226
7227 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7228 from the get_* methods.
7229
a45500ae
RÁE		 72302009-12-02 Rafael Avila de Espindola <espindola@google.com>
7231
7232 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7234 Write 0 for the data_offset of scripts.
7235
325e6408
RÁE		 72362009-12-02 Rafael Avila de Espindola <espindola@google.com>
7237
7238 * testsuite/Makefile.am: Add the incremental_test.sh test.
7239 * testsuite/incremental_test.sh: New.
7240 * testsuite/incremental_test_1.c: New.
7241 * testsuite/incremental_test_2.c: New.
7242
954c3e2e
RÁE		 72432009-12-01 Rafael Avila de Espindola <espindola@google.com>
7244
7245 * incremental-dump.cc (main): Fix typos.
7246
f8086623
RÁE		 72472009-11-27 Rafael Avila de Espindola <espindola@google.com>
7248
7249 PR gold/11025
7250 * incremental-dump.cc (main): Use llu to print 64 bit values.
7251
3b0dd6ac
L		 72522009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7253 H.J. Lu <hongjiu.lu@intel.com>
7254
7255 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7256 $(LIBDL).
7257 (incremental_dump_LDADD): Likewise.
7258 * Makefile.in: Regenerated.
7259
a6d1ef57 72602009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7261
a6d1ef57
DK		 7262 Revert:
7263
7264 2009-11-25 Doug Kwan <dougkwan@google.com>
7265
7266 * arm.cc (Target_arm::Target_arm): Move method definition
7267 outside of class definition. Add code to handle
7268 --target1-rel, --target1-abs and --target2= options.
7269 (Target_arm::get_reloc_reloc_type): Change method to be
7270 non-static and const.
7271 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7272 New data member declaration.
7273 (Target_arm::Scan::local, Target_arm::Scan::global,
7274 Target_arm::Relocate::relocate,
7275 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7276 Adjust call to Target_arm::get_real_reloc_type.
7277 (Target_arm::get_real_reloc_type): Use command line options
7278 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7279 * options.h (--target1-rel, --target1-abs, --target2): New
7280 ARM-only options.
7281
50aeb7d4
DK		 72822009-11-25 Doug Kwan <dougkwan@google.com>
7283
7284 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7285 class definition. Add code to handle --target1-rel, --target1-abs
7286 and --target2= options.
7287 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7288 and const.
7289 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7290 member declaration.
7291 (Target_arm::Scan::local, Target_arm::Scan::global,
7292 Target_arm::Relocate::relocate,
7293 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7294 call to Target_arm::get_real_reloc_type.
7295 (Target_arm::get_real_reloc_type): Use command line options to
7296 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7297 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7298 options.
7299
51938283
DK		 73002009-11-25 Doug Kwan <dougkwan@google.com>
7301
7302 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7303 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7304 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7305 formatting.
7306 (Arm_relocate_functions::thm_call): Replace body with a call to
7307 Arm_relocate_functions::thumb_branch_common.
7308 (Arm_relocate_functions::thm_jump24,
7309 Arm_relocate_functions::thm_xpc22): New method definitions.
7310 (Arm_relocate_functions::thumb_branch_common): New method definition.
7311 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7312 operator.
7313 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7314 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7315
e2b8f3c4
RÁE		 73162009-11-24 Rafael Avila de Espindola <espindola@google.com>
7317
7318 * Makefile.am: Build incremental-dump
7319 * Makefile.in: Regenerate.
7320 * incremental-dump.cc: New.
7321 * incremental.cc (Incremental_inputs_header_data,
7322 Incremental_inputs_entry_data): Move to incremental.h
7323 * incremental.h: (Incremental_inputs_header_data,
7324 Incremental_inputs_entry_data): Move from incremental.cc
7325
bcba9aec
RÁE		 73262009-11-24 Rafael Avila de Espindola <espindola@google.com>
7327
7328 * incremental.cc (Incremental_inputs_header,
7329 Incremental_inputs_header_write, Incremental_inputs_entry,
7330 Incremental_inputs_entry_write): Add a typedef with the data type.
7331
7c3afe08
RÁE		 73322009-11-24 Rafael Avila de Espindola <espindola@google.com>
7333
7334 * incremental.cc (Incremental_inputs_header,
7335 Incremental_inputs_header_write, Incremental_inputs_entry,
7336 Incremental_inputs_entry_write): Update comment about which
7337 type has the filed descriptions.
7338
d204b6e9
DK		 73392009-11-15 Doug Kwan <dougkwan@google.com>
7340
7341 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7342 (Arm_relocate_functions::arm_branch_common): Change method defintion
7343 in class definition to a method declaration and update list of formal
7344 parameters.
7345 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7346 Arm_relocation_functions::jump24): Adjust call to
7347 Arm_relocate_functions::arm_branch_common. Update list of formal
7348 parameters.
7349 (Arm_relocate_functions::xpc25): New method definition.
7350 (Arm_relocate_functions::arm_branch_common): Move method defintion
7351 out from class definition. Use stubs for mode-switching and extending
7352 branch ranges.
7353 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7354 specially. Change code to enable use of stubs in ARM branches.
7355
43d12afe
DK		 73562009-11-10 Doug Kwan <dougkwan@google.com>
7357
7358 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7359 in method declaration.
7360 (Target_arm::relocate_stub): New method declaration.
7361 (Target_arm::default_target): Change to return a pointer instead of
7362 a const reference.
7363 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7364 Target_arm::default_target.
7365 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7366 method definition.
7367 (Target_arm::relocate_section): Adjust view.
7368 (Target_arm::relocate_stub): New method definition.
7369
ac33a407
DK		 73702009-11-10 Doug Kwan <dougkwan@google.com>
7371
7372 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7373 a format warning.
7374 * incremental.cc (open_incremental_binary): Initialized local
7375 variables to avoid warnings.
7376 * object.cc (make_elf_object): Ditto.
7377 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7378 a format warning.
e1df38aa 7379
88ee28e9
L		 7380009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7381
7382 PR gold/10930
7383 * testsuite/plugin_test.c: Include "config.h".
7384
2daedcd6
DK		 73852009-11-09 Doug Kwan <dougkwan@google.com>
7386
7387 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7388 (arm_symbol_value): Remove.
7389 (Arm_relocate_functions::arm_branch_common,
7390 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7391 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7392 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7393 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7394 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7395 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7396 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7397 Arm_relocate_functions::thm_mobw_abs_nc,
7398 Arm_relocate_functions::thm_mov_abs,
7399 Arm_relocate_functions::movw_prel_nc,
7400 Arm_relocate_functions::thm_movt_abs,
7401 Arm_relocate_functions::movt_prel,
7402 Arm_relocate_functions::thm_movw_prel_nc,
7403 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7404 (Target_arm::Relocate::relocate): Only decompose address into two
7405 parts if relocation type uses the thumb-bit and pass the actual
7406 bit instead of a flag indicating that the thumb-bit is used. Adjust
7407 calls to methods in Arm_relocate_functions for this change.
7408
1276bc89 74092009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7410
7411 PR 10925
7412 * reloc.cc: Instantiate
7413 Sized_relobj::initialize_input_to_output_maps and
7414 Sized_relobj:free_input_to_output_maps.
7415
e53ad1b5
ILT		 74162009-11-06 Ian Lance Taylor <iant@google.com>
7417
7418 PR 10876
7419 * defstd.cc (in_segment): Set only_if_ref true for "end".
7420
eb44217c
DK		 74212009-11-06 Doug Kwan <dougkwan@google.com>
7422
7423 * arm.cc (class Reloc_stub): Correct a comment.
7424 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7425 (Target_arm::scan_section_for_stubs): New method declaration.
7426 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7427 Change methods from private to protected.
7428 (Target_arm::do_may_relax): New method definition.
7429 (Target_arm::do_relax, Target_arm::group_sections,
7430 Target_arm::scan_reloc_for_stub,
7431 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7432 (Target_arm::arm_input_section_map_): New data member declaration.
7433 (Target_arm::scan_reloc_for_stub,
7434 Target_arm::scan_reloc_section_for_stubs,
7435 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7436 Target_arm::do_relax): New method definitions.
7437
5d329b7d
ILT		 74382009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7439
7440 * configure.ac: Check for (struct stat)::st_mtim
7441 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7442 * config.in: Regenerate.
7443 * configure: Regenerate.
7444
96a0d71b
ILT		 74452009-11-05 Ian Lance Taylor <iant@google.com>
7446
7447 PR 10910
7448 * output.cc (Output_segment::add_output_section): Add missing
7449 return statement.
7450
594c8e5e
ILT		 74512009-11-04 Ian Lance Taylor <iant@google.com>
7452
7453 PR 10880
7454 * object.h (class Object): Add is_needed and set_is_needed
7455 methods. Add is_needed_ field. Make bool fields into bitfields.
7456 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7457 defined in a dynamic object and referenced by a regular object,
7458 set is_needed for the dynamic object.
7459 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7460 if the file is marked with as_needed and it is not needed.
7461
22b127cc
ILT		 74622009-11-04 Ian Lance Taylor <iant@google.com>
7463
7464 PR 10887
7465 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7466 tags if data is discarded by linker script.
7467 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7468 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7469 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7470 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7471
f5c870d2
ILT		 74722009-11-04 Ian Lance Taylor <iant@google.com>
7473
7474 * layout.cc (Layout::get_output_section): Add is_interp and
7475 is_dynamic_linker_section parameters. Change all callers.
7476 (Layout::choose_output_section): Likewise.
7477 (Layout::make_output_section): Likewise.
7478 (Layout::add_output_section_data): Add is_dynamic_linker_section
7479 parameter. Change all callers.
7480 * layout.h (class Layout): Update declarations.
7481 * output.h (class Output_section): Add is_interp, set_is_interp,
7482 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7483 Add is_interp_, is_dynamic_linker_section_ fields. Change
7484 generate_code_fills_at_write_ to a bitfield.
7485 * output.cc (Output_section::Output_sections): Initialize new
7486 fields.
7487 (Output_segment::add_output_section): Add do_sort parameter.
7488 Change all callers.
7489
1ae4d23b
ILT		 74902009-11-03 Ian Lance Taylor <iant@google.com>
7491
7492 PR 10860
7493 * options.h (class General_options): Add --warn-common.
7494 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7495 merging two common symbols.
7496 (Symbol_table::should_override): Handle --warn-common when merging
7497 a common symbol with a defined symbol. Use report_resolve_problem
7498 for multiple definitions.
7499 (Symbol_table::report_resolve_problem): New function.
7500 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7501
55da9579
DK		 75022009-11-03 Doug Kwan <dougkwan@google.com>
7503
7504 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7505 stub_factory_.
7506 (Target_arm::stub_factory): New method definition.
7507 (Target_arm::new_arm_input_section,
7508 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7509 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7510 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7511 New type definitions.
7512 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7513 member declarations.
7514 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7515 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7516 New method definitions.
7517
37a9ac43
ILT		 75182009-11-03 Ian Lance Taylor <iant@google.com>
7519
7520 * options.h (class General_options): Add --warn_constructors.
7521
b3d6a3d4
ILT		 75222009-11-03 Ian Lance Taylor <iant@google.com>
7523
7524 PR 10893
7525 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7526 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7527
934b01dd
ILT		 75282009-11-03 Ian Lance Taylor <iant@google.com>
7529
7530 PR 10895
7531 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7532 --msgid-bugs-address.
7533 (install-pdf): New target.
7534 (install-data_yes): Look up one directory to find mkinstalldirs.
7535
03c1939b
L		 75362009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7537
7538 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7539 tree.
7540
ebd95253
DK		 75412009-10-30 Doug Kwan <dougkwan@google.com>
7542
7543 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7544
e9bbb538
DK		 75452009-10-30 Doug Kwan <dougkwan@google.com>
7546
7547 * arm.cc (Stub_addend_reader): New struct template definition
7548 and partial specializations.
7549 (Stub_addend_reader::operator()): New method definition for a
7550 partially specialized template.
7551
d5b40221
DK		 75522009-10-30 Doug Kwan <dougkwan@google.com>
7553
7554 * arm.cc (Arm_relobj::processor_specific_flags): New method
7555 definition.
7556 (Arm_relobj::do_read_symbols): New method declaration.
7557 (Arm_relobj::processor_specific_flags_): New data member declaration.
7558 (Arm_dynobj): New class definition.
7559 (Target_arm::do_finalize_sections): Add input_objects parameter.
7560 (Target_arm::do_adjust_elf_header): New method declaration.
7561 (Target_arm::are_eabi_versions_compatible,
7562 (Target_arm::merge_processor_specific_flags): New method declaration.
7563 (Target_arm::do_make_elf_object): New overloaded method definitions
7564 and declaration.
7565 (Arm_relobj::do_read_symbols): New method definition.
7566 (Arm_dynobj::do_read_symbols): Ditto.
7567 (Target_arm::do_finalize_sections): Add input_objects parameters.
7568 Merge processor-specific flags from all input objects.
7569 (Target_arm::are_eabi_versions_compatible,
7570 Target_arm::merge_processor_specific_flags,
7571 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7572 New method definitions.
7573 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7574 Input_objects pointer type parameter.
7575 * layout.cc (Layout::finalize): Pass input objects to target's.
7576 finalize_sections function.
7577 * output.cc (Output_file_header::do_sized_write): Set ELF file
7578 header's processor-specific flags.
7579 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7580 Input_objects pointer type parameter.
7581 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7582 * target.h (Input_objects): New forward class declaration.
7583 (Target::processor_specific_flags,
7584 Target::are_processor_specific_flags_sect): New method definitions.
7585 (Target::finalize_sections): Add input_objects parameter.
7586 (Target::Target): Initialize processor_specific_flags_ and
7587 are_processor_specific_flags_set_.
7588 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7589 parameter.
7590 (Target::set_processor_specific_flags): New method definition.
7591 (Target::processor_specific_flags_,
7592 Target::are_processor_specific_flags_set_): New data member
7593 declarations.
7594 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7595 Input_objects pointer type parameter.
7596
ebabffbd
DK		 75972009-10-30 Doug Kwan <dougkwan@google.com>
7598
7599 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7600
ad0f2072
ILT		 76012009-10-28 Ian Lance Taylor <iant@google.com>
7602
7603 * object.h (class Relobj): Drop options parameter from
7604 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7605 do_scan_relocs, do_relocate. Change all callers.
7606 (class Sized_relobj): Drop options parameters from
7607 do_gc_process_relocs, do_scan_relocs, do_relocate,
7608 do_relocate_sections, relocate_sections, emit_relocs_scan,
7609 emit_relocs_scan_reltype. Change all callers.
7610 (struct Relocate_info): Remove options field and all references to
7611 it.
7612 * reloc.h (class Read_relocs): Remove options constructor
7613 parameter and options_ field. Change all callers.
7614 (class Gc_process_relocs, class Scan_relocs): Likewise.
7615 (class Relocate_task): Likewise.
7616 * target-reloc.h (scan_relocs): Remove options parameter. Change
7617 all callers.
7618 (scan_relocatable_relocs): Likewise.
7619 * target.h (class Sized_target): Remove options parameter from
7620 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7621 all callers.
7622 * gc.h (gc_process_relocs): Remove options parameter. Change all
7623 callers.
7624 * arm.cc: Update functions to remove options parameters.
7625 * i386.cc: Likewise.
7626 * powerpc.cc: Likewise.
7627 * sparc.cc: Likewise.
7628 * x86_64.cc: Likewise.
7629 * testsuite/testfile.cc: Likewise.
7630
8ffa3667
DK		 76312009-10-28 Doug Kwan <dougkwan@google.com>
7632
7633 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7634 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7635 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7636 New method definitions.
7637
40f36857
CC		 76382009-10-28 Cary Coutant <ccoutant@google.com>
7639
7640 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7641 (Plugin::cleanup_done_): New member.
7642 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7643 (Plugin_manager::cleanup_done_): Remove.
7644 (Plugin_manager::add_input_file): Edit error message.
7645 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7646 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7647
2c849493
ILT		 76482009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7649
7650 * fileread.cc: (File_read::View::~View): Use the new
7651 data_ownership_ filed.
7652 (File_read::~File_read): Dispose the new whole_file_view_.
7653 (File_read::open): Mmap the whole file if needed.
7654 (File_read::open): Use whole_file_view_ instead of contents_.
7655 (File_read::find_view): Use whole_file_view_ if applicable.
7656 (File_read::do_read): Use whole_file_view_ instead of contents_.
7657 (File_read::make_view): Use whole_file_view_ instead of contents_,
7658 update File_read::View::View call.
7659 (File_read::find_or_make_view): Update File_read::View::View
7660 call.
7661 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7662 remove contents_
7663 (File_read::View::Data_ownership): New enum.
7664 (File_read::View::View): Replace bool mapped_ with Data_ownership
7665 argument.
7666 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7667 (File_read::View::data_ownership_): New field.
7668 (File_read::contents_): Remove (replaced by whole_file_view_).
7669 (File_read::whole_file_view_): New field.
7670 * options.h (class General_options): Add --keep-files-mapped.
7671
24998053
CC		 76722009-10-27 Cary Coutant <ccoutant@google.com>
7673
7674 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7675 * testsuite/Makefile.am (plugin_test_5): New test case.
7676 * testsuite/Makefile.in: Regenerate.
7677
72adc4fa
DK		 76782009-10-25 Doug Kwan <dougkwan@google.com>
7679
7680 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7681 from private to protected to allow access by child class.
7682 (Sized_relobj::do_relocate_sections): New method declaration.
7683 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7684 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7685 Sized_relobj::relocate_sections. Instantiate template explicitly
7686 for different target sizes and endianity.
7687
07f508a2
DK		 76882009-10-24 Doug Kwan <dougkwan@google.com>
7689
7690 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7691 (Arm_input_section::as_arm_input_section): New method.
7692 (Arm_output_section): New class definition.
7693 (Arm_output_section::create_stub_group,
7694 Arm_output_section::group_sections): New method definitions.
7695
10ad9fe5
DK		 76962009-10-22 Doug Kwan <dougkwan@google.com>
7697
7698 * arm.cc (Arm_input_section): New class definition.
7699 (Arm_input_section::init, Arm_input_section:do_write,
7700 Arm_input_section::set_final_data_size,
7701 Arm_input_section::do_reset_address_and_file_offset): New method
7702 definitions.
7703
56ee5e00
DK		 77042009-10-21 Doug Kwan <dougkwan@google.com>
7705
7706 * arm.cc (Stub_table, Arm_input_section): New forward class
7707 declarations.
7708 (Stub_table): New class defintion.
7709 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7710 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7711 New method definition.
7712
b569affa
DK		 77132009-10-21 Doug Kwan <dougkwan@google.com>
7714
7715 * arm.cc: Update copyright comments.
7716 (Target_arm): New forward class template declaration.
7717 (Arm_address): New type.
7718 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7719 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7720 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7721 constants.
7722 (Insn_template): Same.
7723 (DEF_STUBS): New macro.
7724 (Stub_type): New enum type.
7725 (Stub_template): New class definition.
7726 (Stub): Same.
7727 (Reloc_stub): Same.
7728 (Stub_factory): Same.
7729 (Target_arm::Target_arm): Initialize may_use_blx_ and
7730 should_force_pic_veneer_.
7731 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7732 Target_arm::should_force_pic_veneer,
7733 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7734 Target_arm::using_thumb_only, Target_arm:;default_target): New
7735 method defintions.
7736 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7737 New data member declarations.
7738 (Insn_template::size, Insn_template::alignment): New method defintions.
7739 (Stub_template::Stub_template): New method definition.
7740 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7741 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7742 (Stub_factory::Stub_factory): New method definition.
7743 * gold.h (string_hash): New template.
7744 * output.h (Input_section_specifier::hash_value): Use
7745 gold::string_hash.
7746 (Input_section_specifier::string_hash): Remove.
7747 * stringpool.cc (Stringpool_template::string_hash): Use
7748 gold::string_hash.
7749
6c172549
DK		 77502009-10-20 Doug Kwan <dougkwan@google.com>
7751
7752 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7753 symbols of relaxed input sections.
7754 * output.h (Output_section::find_relaxed_input_section): Make
7755 method public.
7756
c5617f2f
DK		 77572009-10-16 Doug Kwan <dougkwan@google.com>
7758
7759 * dynobj.cc (Versions::Versions): Initialize version_script_.
7760 Only insert base version symbol definition for a shared object
7761 if version script defines any version versions.
7762 (Versions::define_base_version): New method definition.
7763 (Versions::add_def): Check that base version is not needed.
7764 (Versions::add_need): Define base version lazily.
7765 * dynobj.h (Versions::define_base_version): New method declaration.
7766 (Versions::needs_base_version_): New data member declaration.
7767 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7768 (check_DATA): Add no_version_test.stdout.
7769 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7770 New make rules.
7771 * testsuite/Makefile.in: Regenerate.
7772 * testsuite/no_version_test.c: New file.
7773 * testsuite/no_version_test.sh: Ditto.
7774
3c12dcdb
DK		 77752009-10-16 Doug Kwan <dougkwan@google.com>
7776
7777 * expression.cc (class Segment_start_expression): New class definition.
7778 (Segment_start_expression::value): New method definition.
7779 (script_exp_function_segment_start): Return a new
7780 Segment_start_expression.
7781 * gold/script-c.h (script_saw_segment_start_expression): New function
7782 prototype.
7783 * script-sections.cc (Script_sections::Script_sections): Initialize
7784 SAW_SEGMENT_START_EXPRESSION_ to false.
7785 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7786 and -Tbbs options to specify section addresses if given in
7787 command line and no SEGMENT_START expression is seen in a script.
7788 * script-sections.h (Script_sections::saw_segment_start_expression,
7789 Script_sections::set_saw_segment_start_expression): New method
7790 definition.
7791 (Script_sections::saw_segment_start_expression_): New data member
7792 declaration.
7793 * script.cc (script_saw_segment_start_expression): New function.
7794 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7795 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7796 script_test_7.sh and script_test_8.sh.
7797 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7798 script_test_8.stdout.
7799 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7800 (script_test_6, script_test_6.stdout, script_test_7,
7801 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7802 * Makefile.in: Regenerate.
7803 * testsuite/script_test_6.sh: New file.
7804 * testsuite/script_test_6.t: Same.
7805 * testsuite/script_test_7.sh: Same.
7806 * testsuite/script_test_7.t: Same.
7807 * testsuite/script_test_8.sh: Same.
7808
64b1ae37
DK		 78092009-10-16 Doug Kwan <dougkwan@google.com>
7810
7811 * output.cc (Output_segment::set_section_list_address): Cast
7812 expressions to unsigned long long type to avoid format warnings.
7813
661be1e2
ILT		 78142009-10-15 Ian Lance Taylor <iant@google.com>
7815
12edd763 7816 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7817 dot assignment to script_sections_.
12edd763
ILT		 7818 * script-sections.cc (Script_sections::add_dot_assignment):
7819 Initialize if necessary.
7820
68b6574b
ILT		 7821 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7822 program headers with no load segment if there is a linker script.
7823
661be1e2
ILT		 7824 * layout.cc (Layout::set_segment_offsets): Align the file offset
7825 to the segment aligment for -N or -n with no load segment.
7826 * output.cc (Output_segment::add_output_section): Don't crash if
7827 the first section is a TLS section.
7828 (Output_segment::set_section_list_addresses): Print an error
7829 message if the address moves backward in a linker script.
7830 * script-sections.cc
7831 (Output_section_element_input::set_section_addresses): Don't
7832 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7833 (Orphan_output_section::set_section_addresses): Likewise.
7834
f15f61a7
DK		 78352009-10-15 Doug Kwan <dougkwan@google.com>
7836
7837 * layout.cc (Layout::finish_dynamic_section): Generate tags
7838 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7839 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7840 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7841
82bb573a
ILT		 78422009-10-14 Ian Lance Taylor <iant@google.com>
7843
7844 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7845 fields.
7846 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7847 data_shdr fields of relinfo.
7848 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7849 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7850 R_386_TLS_LDO_32, adjust based on section flags.
7851 (Target_i386::Relocate::fix_up_ldo): Remove.
7852
374ad285
ILT		 78532009-10-13 Ian Lance Taylor <iant@google.com>
7854
7855 Add support for -pie.
7856 * options.h (class General_options): Add -pie and
7857 --pic-executable.
7858 (General_options::output_is_position_independent): Test -pie.
7859 (General_options::output_is_executable): Return true if not shared
7860 and not relocatable.
7861 (General_options::output_is_pie): Remove.
7862 * options.cc (General_options::finalize): Reject incompatible uses
7863 of -pie.
7864 * gold.cc (queue_middle_tasks): A -pie link is not static.
7865 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7866 * symtab.cc (Symbol::final_value_is_known): Return false if
7867 output_is_position_independent.
7868 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7869 output_is_position_independent.
7870 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7871 output_is_position_independent.
7872 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7873 output_is_position_independent.
7874 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7875 two_file_pie_test.
7876 (basic_pie_test.o, basic_pie_test): New targets.
7877 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7878 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7879 (two_file_pie_test): New target.
7880 * testsuite/Makefile.in: Rebuild.
7881 * README: Remove note saying that -pie is not supported.
7882
c6585162
ILT		 78832009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7884
7885 * options.h (class General_options): Add -init and -fini.
7886 * layout.cc (Layout::finish_dynamic_section): Emit
7887 given init and fini functions.
7888
032ce4e9
ST		 78892009-10-13 Sriraman Tallam <tmsriram@google.com>
7890
7891 * gc.h (gc_process_relocs): Check if icf is enabled using new
7892 function.
7893 * gold.cc (queue_initial_tasks): Likewise.
7894 (queue_middle_tasks): Likewise.
7895 * object.cc (do_layout): Likewise.
7896 * symtab.cc (is_section_folded): Likewise.
7897 * main.cc (main): Likewise.
7898 * reloc.cc (Read_relocs::run): Likewise.
7899 (Sized_relobj::do_scan_relocs): Likewise.
7900 * icf.cc (is_function_ctor_or_dtor): New function.
7901 (Icf::find_identical_sections): Check if function is ctor or dtor when
7902 safe icf is chosen.
7903 * options.h (General_options::icf): Change option to be an enum.
7904 (Icf_status): New enum.
7905 (icf_enabled): New method.
7906 (icf_safe_folding): New method.
7907 (set_icf_status): New method.
7908 (icf_status_): New variable.
7909 * (options.cc) (General_options::finalize): Set icf_status_.
7910 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7911 icf_test and icf_keep_unique_test to use the --icf enum flag.
7912 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7913 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7914
f345227a
ST		 79152009-10-12 Sriraman Tallam <tmsriram@google.com>
7916
7917 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7918 includes to gc.h and icf.h.
7919 * arm.cc: Include gc.h.
7920 * gold.cc: Likewise.
7921 * i386.cc: Likewise.
7922 * powerpc.cc: Likewise.
7923 * sparc.cc: Likewise.
7924 * x86_64.cc: Likewise.
7925 * gc.h: Include icf.h.
7926
1c7814ed
ILT		 79272009-10-11 Ian Lance Taylor <iant@google.com>
7928
7929 * plugin.cc: Include "gold.h" before other header files.
7930
ae3b5189
CD		 79312009-10-10 Chris Demetriou <cgd@google.com>
7932
7933 * options.h (Input_file_argument::Input_file_type): New enum.
7934 (Input_file_argument::is_lib_): Replace with...
7935 (Input_file_argument::type_): New member.
7936 (Input_file_argument::Input_file_argument): Take Input_file_type
7937 'type' rather than boolean 'is_lib' as second argument.
7938 (Input_file_argument::is_lib): Use type_.
7939 (Input_file_argument::is_searched_file): New function.
7940 (Input_file_argument::may_need_search): Handle is_searched_file.
7941 * options.cc (General_options::parse_library): Support -l:filename.
7942 (General_options::parse_just_symbols): Update for Input_file_argument
7943 changes.
7944 (Command_line::process): Likewise.
7945 * archive.cc (Archive::get_file_and_offset): Likewise.
7946 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7947 * script.cc (read_script_file, script_add_file): Likewise.
7948 * fileread.cc (Input_file::Input_file): Likewise.
7949 (Input_file::will_search_for): Handle is_searched_file.
7950 (Input_file::open): Likewise.
7951 * readsyms.cc (Read_symbols::get_name): Likewise.
7952 * testsuite/Makefile.am (searched_file_test): New test.
7953 * testsuite/Makefile.in: Regenerate.
7954 * testsuite/searched_file_test.cc: New file.
7955 * testsuite/searched_file_test_lib.cc: New file.
7956
f3048a1d
ILT		 79572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7958 Ian Lance Taylor <iant@google.com>
7959
7960 * descriptor.cc: Include <cstdio> and "binary-io.h".
7961 (Descriptors::open): Open the files in binary mode always.
7962 * script.cc (Lex::get_token): Treat \r as whitespace.
7963
d4780e57
ILT		 79642009-10-09 Ian Lance Taylor <iant@google.com>
7965
7966 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7967
d9a893b8
ILT		 79682009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7969 Ian Lance Taylor <iant@google.com>
7970
7971 * configure.ac: Check for readv function also.
7972 * fileread.cc (readv): Define if not HAVE_READV.
7973 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7974 does not exist.
7975 * config.in: Regenerate.
7976 * configure: Regenerate.
7977
c0a62865
DK		 79782009-10-09 Doug Kwan <dougkwan@google.com>
7979
7980 * layout.cc (Layout::make_output_section): Call target hook to make
7981 ordinary output section.
7982 (Layout::finalize): Adjust parameter list of call the
7983 Target::may_relax().
7984 * layout.h (class Layout::section_list): New method.
7985 * merge.h (Output_merge_base::entsize): Change visibility to public.
7986 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7987 New methods.
7988 (Output_merge_string::do_is_string): New method.
7989 * object.cc (Sized_relobj::do_setup): renamed from
7990 Sized_relobj::set_up.
7991 * object.h (Sized_relobj::adjust_shndx,
7992 Sized_relobj::initializ_input_to_output_maps,
7993 Sized_relobj::free_input_to_output_maps): Change visibilities to
7994 protected.
7995 (Sized_relobj::setup): Virtualize.
7996 (Sized_relobj::do_setup): New method declaration.
7997 (Sized_relobj::invalidate_section_offset,
7998 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7999 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8000 * options.cc (parse_int): New function.
8001 * options.h (parse_int): New declaration.
8002 (DEFINE_int): New macro.
8003 (stub_group_size): New option.
8004 * output.cc (Output_section::Output_section): Initialize memebers
8005 merge_section_map_, merge_section_by_properties_map_,
8006 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8007 (Output_section::add_input_section): Handled deferred code-fill
8008 generation and remove an old comment.
8009 (Output_section::add_relaxed_input_section): New method definition.
8010 (Output_section::add_merge_input_section): Use merge section by
8011 properties map to speed to search. Update merge section maps
8012 as appropriate.
8013 (Output_section::build_relaxation_map): New method definition.
8014 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8015 Same.
8016 (Output_section::relax_input_section): Renamed to
8017 Output_section::convert_input_sections_to_relaxed_sections and change
8018 interface to take a vector of pointers to relaxed sections.
8019 (Output_section::find_merge_section,
8020 Output_section::find_relaxed_input_section): New method definitions.
8021 (Output_section::is_input_address_mapped,
8022 Output_section::output_offset, Output_section::output_address):
8023 Use output section data maps to speed up searching.
8024 (Output_section::find_starting_output_address): Add comments.
8025 (Output_section::do_write,
8026 Output_section::write_to_postprocessing_buffer): Do code-fill
8027 generation as appropriate.
8028 (Output_section::get_input_sections): Invalidate relaxed input section
8029 map.
8030 (Output_section::restore_states): Adjust type of checkpoint .
8031 Invalidate relaxed input section map.
8032 * output.h (Output_merge_base): New class declaration.
8033 (Input_section_specifier): New class defintion.
8034 (class Output_relaxed_input_section) Change base class to
8035 Output_section_data_build.
8036 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8037 base class initializer.
8038 (Output_section::add_relaxed_input_section): New method declaration.
8039 (Output_section::Input_section): Change visibility to protected.
8040 (Output_section::Input_section::relobj,
8041 Output_section::Input_section::shndx): Handle relaxed input sections.
8042 Output_section::input_sections) Change visibility to protected. Also
8043 define overload to return a non-const pointer.
8044 (Output_section::Merge_section_properties): New class defintion.
8045 (Output_section::Merge_section_by_properties_map,
8046 Output_section::Output_section_data_by_input_section_map,
8047 Output_section::Relaxation_map): New types.
8048 (Output_section::relax_input_section): Rename method to
8049 Output_section::convert_input_sections_to_relaxed_sections and change
8050 interface to take a vector of relaxed section pointers.
8051 (Output_section::find_merge_section,
8052 Output_section::find_relaxed_input_section,
8053 Output_section::build_relaxation_map,
8054 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8055 New method declarations.
8056 (Output_section::merge_section_map_
8057 Output_section::merge_section_by_properties_map_,
8058 Output_section::relaxed_input_section_map_,
8059 Output_section::is_relaxed_input_section_map_valid_,
8060 Output_section::generate_code_fills_at_write_): New data members.
8061 * script-sections.cc
8062 (Output_section_element_input::set_section_addresses): Call
8063 current_data_size and addralign methods of relaxed input sections.
8064 (Orphan_output_section::set_section_addresses): Call current_data_size
8065 and addralign methods of relaxed input sections.
8066 * symtab.cc (Symbol_table::compute_final_value): Extract template
8067 from the body of Symbol_table::sized_finalize_symbol.
8068 (Symbol_table::sized_finalized_symbol): Call
8069 Symbol_table::compute_final_value.
8070 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8071 (Symbol_table::compute_final_value): New templated method declaration.
8072 * target.cc (Target::do_make_output_section): New method defintion.
8073 * target.h (Target::make_output_section): New method declaration.
8074 (Target::relax): Add more parameters for input objects, symbol table
8075 and layout. Adjust call to do_relax.
8076 (Target::do_make_output_section): New method declaration.
8077 (Target::do_relax): Add parameters for input objects, symbol table
8078 and layout.
8079
d446d6c4
ILT		 80802009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8081
8082 * pread.c: Include stdio.h.
8083
bc06c745
ILT		 80842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085
8086 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8087 defined.
8088
75aea3d0
ILT		 80892009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8090
8091 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8092 Change read_shndx type to unsigned int.
8093 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8094 int.
8095 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8096 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8097 Change read_shndx type to unsigned int.
8098 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8099 int.
8100 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8101 * layout.cc (Layout::create_symtab_sections): Cast the result of
8102 local_symcount * symsize to off_t in the gold_assert.
8103
be8fcb75
ILT		 81042009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8105
8106 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8107 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8108 R_ARM_BASE_ABS.
8109 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8110 (Arm_relocate_functions::thm_abs5): New function.
8111 (Arm_relocate_functions::abs12): New function.
8112 (Arm_relocate_functions::abs16): New function.
8113 (Arm_relocate_functions::base_abs): New function.
8114 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8115 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8116 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8117 R_ARM_BASE_ABS.
8118 (Scan::global): Likewise.
8119 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8120 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8121 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8122 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8123 R_ARM_BASE_ABS.
8124
c2a122b6
ILT		 81252009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8126
8127 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8128 (Arm_relocate_functions::movt_prel): New function.
8129 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8130 (Arm_relocate_functions::thm_movt_prel): New function.
8131 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8132 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8133 (Scan::global, Relocate::relocate): Likewise.
8134 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8135
c4aa1e2d
ILT		 81362009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8137
8138 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8139 Incremental_checker.
8140 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8141 unsigned int.
8142 (class Incremental_inputs_header): New class.
8143 (Incremental_inputs_header_writer): Edit comment.
8144 (Incremental_inputs_entry): New class.
8145 (Incremental_inputs_entry_writer): Edit comment.
8146 (Sized_incremental_binary::do_find_incremental_inputs_section):
8147 Add *strtab_shndx parameter, fill it.
8148 (Sized_incremental_binary::do_check_inputs): New method.
8149 (Incremental_checker::can_incrementally_link_output_file): Use
8150 Sized_incremental_binary::check_inputs.
8151 (Incremental_inputs::report_command_line): Save command line in
8152 command_line_.
8153 * incremental.h:
8154 (Incremental_binary::find_incremental_inputs_section): New
8155 method.
8156 (Incremental_binary::do_find_incremental_inputs_section): Add
8157 strtab_shndx parameter.
8158 (Incremental_binary::do_check_inputs): New pure virtual method.
8159 (Sized_incremental_binary::do_check_inputs): Declare.
8160 (Incremental_checker::Incremental_checker): Add incremental_inputs
8161 parameter, use it to initialize incremental_inputs_.
8162 (Incremental_checker::incremental_inputs_): New field.
8163 (Incremental_checker::command_line): New method.
8164 (Incremental_checker::inputs): New method.
8165 (Incremental_checker::command_line_): New field.
8166
c549a694
ILT		 81672009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8168
8169 * incremental.cc: Include <cstdarg> and "target-select.h".
8170 (vexplain_no_incremental): New function.
8171 (explain_no_incremental): New function.
8172 (Incremental_binary::error): New method.
8173 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8174 method.
8175 (make_sized_incremental_binary): New function.
8176 (open_incremental_binary): New function.
8177 (can_incrementally_link_file): Add checks if output is ELF and has
8178 inputs section.
8179 * incremental.h: Include "elfcpp_file.h" and "output.h".
8180 (Incremental_binary): New class.
8181 (Sized_incremental_binary): New class.
8182 (open_incremental_binary): Declare.
8183 * object.cc (is_elf_object): Use
8184 elfcpp::Elf_recognizer::is_elf_file.
8185 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8186 * output.h (Output_file::filesize): New method.
8187
fd3c5f0b
ILT		 81882009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8189
8190 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8191 New function.
8192 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8193 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8194 function.
8195 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8196 function.
8197 (Arm_relocate_functions::movw_abs_nc): New function.
8198 (Arm_relocate_functions::movt_abs): New function.
8199 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8200 (Arm_relocate_functions::thm_movt_abs): New function.
8201 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8202 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8203 (Scan::global): Likewise.
8204 (Relocate::relocate): Likewise.
8205 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8206
7f5309a5
ILT		 82072009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8208
8209 * arm.cc (Arm_relocate_functions::got_prel) New function.
8210 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8211 (Relocate::relocate): Likewise.
8212 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8213
364c7fa5
ILT		 82142009-10-06 Ian Lance Taylor <iant@google.com>
8215
8216 * options.h (class General_options): Define
8217 split_stack_adjust_size parameter.
8218 * object.h (class Object): Add uses_split_stack_ and
8219 has_no_split_stack_ fields. Add uses_split_stack and
8220 has_no_split_stack accessor functions. Declare
8221 handle_split_stack_section.
8222 (class Reloc_symbol_changes): Define.
8223 (class Sized_relobj): Define Function_offsets. Declare
8224 split_stack_adjust, split_stack_adjust_reltype, and
8225 find_functions.
8226 * object.cc (Object::handle_split_stack_section): New function.
8227 (Sized_relobj::do_layout): Call handle_split_stack_section.
8228 * dynobj.cc (Sized_dynobj::do_layout): Call
8229 handle_split_stack_section.
8230 * reloc.cc (Sized_relobj::relocate_sections): Call
8231 split_stack_adjust for executable sections in split_stack
8232 objects. Pass reloc_map to relocate_section.
8233 (Sized_relobj::split_stack_adjust): New function.
8234 (Sized_relobj::split_stack_adjust_reltype): New function.
8235 (Sized_relobj::find_functions): New function.
8236 * target-reloc.h: Include "object.h".
8237 (relocate_section): Add reloc_symbol_changes parameter. Change
8238 all callers.
8239 * target.h (class Target): Add calls_non_split method. Declare
8240 do_calls_non_split virtual method. Declare match_view and
8241 set_view_to_nop.
8242 * target.cc: Include "elfcpp.h".
8243 (Target::do_calls_non_split): New function.
8244 (Target::match_view): New function.
8245 (Target::set_view_to_nop): New function.
8246 * gold.cc (queue_middle_tasks): Give an error if mixing
8247 split-stack and non-split-stack objects with -r.
8248 * i386.cc (Target_i386::relocate_section): Add
8249 reloc_symbol_changes parameter.
8250 (Target_i386::do_calls_non_split): New function.
8251 * x86_64.cc (Target_x86_64::relocate_section): Add
8252 reloc_symbol_changes parameter.
8253 (Target_x86_64::do_calls_non_split): New function.
8254 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8255 parameter.
8256 * powerpc.cc (Target_powerpc::relocate_section): Add
8257 reloc_symbol_changes parameter.
8258 * sparc.cc (Target_sparc::relocate_section): Add
8259 reloc_symbol_changes parameter.
8260 * configure.ac: Call AM_CONDITIONAL for the default target.
8261 * configure: Rebuild.
8262 * testsuite/Makefile.am (TEST_AS): New variable.
8263 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8264 (check_DATA): Add split_i386 and split_x86_64 files.
8265 (SPLIT_DEFSYMS): Define.
8266 (split_i386_[1234n].o): New targets.
8267 (split_i386_[124]): New targets.
8268 (split_i386_[1234r].stdout): New targets.
8269 (split_x86_64_[1234n].o): New targets.
8270 (split_x86_64_[124]): New targets.
8271 (split_x86_64_[1234r].stdout): New targets.
8272 (MOSTLYCLEANFILES): Add new executables.
8273 * testsuite/split_i386.sh: New file.
8274 * testsuite/split_x86_64.sh: New file.
8275 * testsuite/split_i386_1.s: New file.
8276 * testsuite/split_i386_2.s: New file.
8277 * testsuite/split_i386_3.s: New file.
8278 * testsuite/split_i386_4.s: New file.
8279 * testsuite/split_i386_n.s: New file.
8280 * testsuite/split_x86_64_1.s: New file.
8281 * testsuite/split_x86_64_2.s: New file.
8282 * testsuite/split_x86_64_3.s: New file.
8283 * testsuite/split_x86_64_4.s: New file.
8284 * testsuite/split_x86_64_n.s: New file.
8285 * testsuite/testfile.cc (Target_test): Update relocation_section
8286 function.
8287 * testsuite/Makefile.in: Rebuild.
8288
e8a9fcda
ILT		 82892009-10-06 Ian Lance Taylor <iant@google.com>
8290
8291 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8292 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8293 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8294 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8295 the address on ldo_addrs_.
8296 (Target_i386::Relocate::fix_up_ldo): New function.
8297
e99daf92
ILT		 82982009-10-06 Rafael Espindola <espindola@google.com>
8299
8300 * plugin.cc (add_input_library): New.
8301 (Plugin::load): Add add_input_library to tv.
8302 (Plugin_manager::add_input_file): Add the is_lib argument.
8303 (add_input_file): Update call to Plugin_manager::add_input_file.
8304 (add_input_library): New.
8305 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8306
966d4097
DK		 83072009-09-30 Doug Kwan <dougkwan@google.com>
8308
8309 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8310 symbol and call Symbol::may_need_copy_reloc to determine if
8311 a copy reloc is needed.
8312 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8313 nocopyreloc is given in command line.
8314 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8315 given in command line.
8316 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8317 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8318 of the removed Target_i386::may_need_copy_reloc.
8319 * options.h (copyreloc): New option with default value false.
8320 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8321 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8322 instead of the removed Target_powerpc::may_need_copy_reloc.
8323 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8324 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8325 instead of the removed Target_sparc::may_need_copy_reloc.
8326 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8327 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8328 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8329 instead of the removed Target_x86_64::may_need_copy_reloc.
8330
029ba973
ILT		 83312009-09-30 Ian Lance Taylor <iant@google.com>
8332
8333 * object.h (class Object): Remove target_ field, and target,
8334 sized_target, and set_target methods.
8335 (Object::sized_target): Remove.
8336 (class Sized_relobj): Update declarations. Remove sized_target.
8337 * object.cc (Sized_relobj::setup): Remove target parameter.
8338 Change all callers.
8339 (Input_objects::add_object): Don't do anything with the target.
8340 (make_elf_sized_object): Add punconfigured parameter. Change all
8341 callers. Set or test parameter target.
8342 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8343 Change all callers.
8344 * parameters.cc (Parameters::set_target): Change parameter type to
8345 be non-const.
8346 (Parameters::default_target): Remove.
8347 (set_parameters_target): Change parameter type to be non-const.
8348 (parameters_force_valid_target): New function.
8349 (parameters_clear_target): New function.
8350 * parameters.h (class Parameters): Update declarations. Remove
8351 default_target method. Add sized_target and clear_target
8352 methods. Change target_ to be non-const.
8353 (set_parameters_target): Update declaration.
8354 (parameters_force_valid_target): Declare.
8355 (parameters_clear_target): Declare.
8356 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8357 as NULL if we aren't searching.
8358 (Add_symbols::run): Don't check for compatible target.
8359 * fileread.cc (Input_file::open_binary): Call
8360 parameters_force_valid_target.
8361 * gold.cc (queue_middle_tasks): Likewise.
8362 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8363 set_target on object.
8364 * dynobj.h (class Sized_dynobj): Update declarations.
8365 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8366 make_elf_object returns NULL.
8367 (Archive::include_member): Don't check whether object target is
8368 compatible.
8369 * output.cc (Output_section::add_input_section): Get target from
8370 parameters.
8371 (Output_section::relax_input_section): Likewise.
8372 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8373 parameters.
8374 (Sized_relobj::do_scan_relocs): Likewise.
8375 (Sized_relobj::relocate_sections): Likewise.
8376 * resolve.cc (Symbol_table::resolve): Likewise.
8377 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8378 parameter. Change all callers.
8379 (Symbol_table::add_from_object): Get target from parameters.
8380 (Symbol_table::add_from_relobj): Don't check object target.
8381 (Symbol_table::add_from_dynobj): Likewise.
8382 (Symbol_table::define_special_symbol): Get target from
8383 parameters.
8384 * symtab.h (class Symbol_table): Update declaration.
8385 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8386 parameter. Change all callers. Clear parameter target.
8387 (Binary_test): Test target here.
8388 * testsuite/object_unittest.cc (gold_testsuite): Remove
8389 target_test_pointer parameter. Change all callers.
8390 (Object_test): Test target here.
8391
a6a22b83
ILT		 83922009-09-26 Ian Lance Taylor <iant@google.com>
8393
8394 * testsuite/initpri1.c: Don't try to use constructor priorities if
8395 compiling with gcc before 4.3.
8396
6a8f49fe
ILT		 83972009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8398
8399 * testsuite/retain_symbols_file_test.sh (check_present): Change
8400 output file name to retain_symbols_file_test.stdout.
8401 (check_absent): Likewise.
8402
8c604651
CS		 84032009-09-18 Craig Silverstein <csilvers@google.com>
8404
8405 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8406 * options.cc: Include <cerrno> and <fstream>.
8407 (General_options::finalize): Parse -retain-symbols-file tag.
8408 * options.h: New flag.
8409 (General_options): New method should_retain_symbol, new
8410 variable symbols_to_retain.
8411 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8412 should_retain_symbol map.
8413 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8414 * testsuite/Makefile.in: Regenerate.
8415 * testsuite/retain_symbols_file_test.sh: New file.
8416
ca58b19f
NC		 84172009-09-18 Nick Clifton <nickc@redhat.com>
8418
8419 * po/es.po: Updated Spanish translation.
8420
20e6d0d6
DK		 84212009-09-17 Doug Kwan <dougkwan@google.com>
8422
8423 * debug.h (DEBUG_RELAXATION): New constant.
8424 (DEBUG_ALL): Add DEBUG_RELAXATION.
8425 (debug_string_to_enum): Add relaxation debug option.
8426 * layout.cc
8427 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8428 Layout::Relaxation_debug_check::read_sections,
8429 Layout::Relaxation_debug_check::read_sections): New method definitions.
8430 (Layout::Layout): Initialize data members
8431 record_output_section_data_from_scrips_,
8432 script_output_section_data_list_ and relaxation_debug_check_.
8433 (Layout::save_segments, Layout::restore_segments,
8434 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8435 Layout::relaxation_loop_body): New method definitions.
8436 (Layout::finalize): Support relaxation. Move section layout code to
8437 Layout::relaxation_loop_body.
8438 (Layout::set_asection_address_from_script): Move code for orphan
8439 section placement out.
8440 (Layout::place_orphan_sections_in_script): New method definition.
8441 * layout.h (Output_segment_headers, Output_file_header):
8442 New forward class declarations.
8443 (Layout::~Layout): Define.
8444 (Layout::new_output_section_data_from_script): New method definition.
8445 (Layout::place_orphan_sections_in_script): New method declaration.
8446 (Layout::Segment_states): New type declaration.
8447 (Layout::save_segments, Layout::restore_segments,
8448 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8449 Layout::relaxation_loop_body): New method declarations.
8450 (Layout::Output_section_data_list): New type declaration.
8451 (Layout::Relaxation_debug_check): New class definition.
8452 (Layout::record_output_section_data_from_script_,
8453 Layout::script_output_section_data_list_, Layout::segment_states_,
8454 Layout::relaxation_debug_check_): New data members.
8455 * output.cc: (Output_section_headers::do_size): New method definition.
8456 (Output_section_headers::Output_section_headers): Move size
8457 computation to Output_section_headers::do_size.
8458 (Output_segment_headers::do_size): New method definition.
e1df38aa 8459 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8460 Output_file_header::do_size and call it.
8461 (Output_file_header::do_size): New method definition.
8462 (Output_data_group::Output_data_group): Adjust call to
8463 Output_section_data.
8464 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8465 (Output_symtab_xindex::do_write): Add array bound check.
8466 (Output_section::Input_section::print_to_mapfile): Handle
8467 RELAXED_INPUT_SECTION_CODE.
8468 (Output_section::Output_section): Initialize data member checkpoint_.
8469 (Output_section::~Output_section): Delete checkpoint object pointed
8470 by checkpoint_.
8471 (Output_section::add_input_section): Always add an Input_section if
8472 relaxing.
8473 (Output_section::add_merge_input_section): Add assert.
8474 (Output_section::relax_input_section): New method definition.
8475 (Output_section::set_final_data_size): Set load address to zero for
8476 an unallocated section.
8477 (Output_section::do_address_and_file_offset_have_reset_values):
8478 New method definition.
8479 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8480 Handle relaxed input section.
8481 (Output_section::sort_attached_input_sections): Checkpoint input
8482 section list lazily.
8483 (Output_section::get_input_sections): Change type of input_sections to
8484 list of Simple_input_section pointers. Checkpoint input section list
8485 lazily. Also handle relaxed input sections.
8486 (Output_section::add_input_section_for_script): Take a reference to
8487 a Simple_input_section object instead of Relobj pointer and section
8488 index as parameter. Handle relaxed input sections.
8489 (Output_section::save_states, Output_section::restore_states): New
8490 method definitions.
8491 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8492 (Output_data::is_data_size_fixed): New method definition.
8493 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8494 if it is fixed.
8495 (Output_data::address_and_file_offset_have_reset_values): New method
8496 definition.
8497 (Output_data::do_address_and_file_offset_have_reset_values): New method
8498 definition.
8499 (Output_data::set_data_size): Check that data size is not fixed.
8500 (Output_data::fix_data_size): New method definition.
8501 (Output_data::is_data_size_fixed_): New data member.
8502 (Output_section_headers::set_final_data_size): New method definition.
8503 (Output_section_headers::do_size): New method declaration.
8504 (Output_segment_headers::set_final_data_size): New method definition.
8505 (Output_segment_headers::do_size): New method declaration.
8506 (Output_file_header::set_final_data_size)::New method definition.
8507 (Output_file_header::do_size)::New method declaration.
8508 (Output_section_data::Output_section_data): Add new parameter
8509 is_data_size_fixed and use it to fix data size.
8510 (Output_data_const::Output_data_const): Adjust call to base class
8511 constructor and fix data size.
8512 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8513 base class constructor and fix data size.
8514 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8515 base class constructor and fix data size.
8516 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8517 class constructor and fix data size.
8518 (Output_data_group::set_final_data_size): New method definition.
8519 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8520 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8521 class constructor and fix data size.
8522 (Output_relaxed_input_section): New class definition.
8523 (Output_section::Simple_input_section): New class definition.
8524 (Output_section::get_input_sections): Adjust parameter list.
8525 (Output_section::add_input_section_for_script): Same.
8526 (Output_section::save_states, Output_section::restore_states,
8527 Output_section::do_address_and_file_offset_have_reset_values,
8528 (Output_section::Input_section::Input_section): Handle
8529 RELAXED_INPUT_SECTION_CODE. Add new overload for
8530 Output_relaxed_input_section.
8531 (Output_section::Input_section::is_input_section,
8532 Output_section::Input_section::set_output_section): Handle relaxed
8533 input section.
8534 (Output_section::Input_section::is_relaxed_input_section,
8535 Output_section::Input_section::output_section_data,
8536 Output_section::Input_section::relaxed_input_section): New method
8537 definitions.
8538 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8539 value.
8540 (Output_section::Input_section::u1_): Update comments.
8541 (Output_section::Input_section::u2_): Add new union member poris.
8542 (Output_section::Checkpoint_output_section): New classs definition.
8543 (Output_section::relax_input_section): New method declaration.
8544 (Output_section::checkpoint_): New data member.
8545 (Output_segment): Update comments.
8546 (Output_segment::Output_segment): Un-privatize copy constructor.
8547 (Output_segment::operator=): Un-privatize.
8548 * script-sections.cc (Output_section_element::Input_section_list):
8549 Change element type to Output_section::Simple_input_section.
8550 (Output_section_element_dot_assignment::set_section_addresses):
8551 Register output section data for relaxation clean up.
8552 (Output_data_exression::Output_data_expression): Adjust call to base
8553 constructor to fix data size.
8554 (Output_section_element_data::set_section_addresses): Register
8555 Output_data_expression object for relaxation clean up.
8556 (struct Input_section_info): Replace Relobj pointer and section index
8557 pair with Output_section::Simple_input_section and Convert struct to a
8558 class.
8559 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8560 Input_section_info data member to use accessors.
20e6d0d6
DK		 8561 (Output_section_element_input::set_section_addresses): Use layout
8562 parameter. Adjust code to use Output_section::Simple_input_section
8563 and Input_secction_info classes. Register filler for relaxation
8564 clean up.
8565 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8566 and section index pair with Output_section::Simple_input_section
8567 class. Adjust code accordingly.
8568 (Phdrs_element::release_segment): New method definition.
8569 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8570 segment list.
8571 (Script_sections::release_segments): New method definition.
8572 * gold/script-sections.h (Script_sections::release_segments): New
8573 method declaration.
8574 * gold/target.h (Target::may_relax, Target::relax,
8575 Target::do_may_relax, Target::do_relax): New method definitions.
8576
5e445df6
ILT		 85772009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8578
8579 * arm.cc (has_signed_unsigned_overflow): New function.
8580 (Arm_relocate_functions::abs8): New function.
8581 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8582 (Target_arm::Scan::global): Likewise.
8583 (Target_arm::relocate::relocate): Likewise.
8584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8585 Likewise.
8586
8c604651 85872009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8588
8589 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8590 * testsuite/Makefile.in: Regenerate.
8591
1e9cc1c2
NC		 85922009-09-11 Nick Clifton <nickc@redhat.com>
8593
8594 * po/gold.pot: Updated by the Translation project.
8595
6a89f575
CC		 85962009-09-08 Cary Coutant <ccoutant@google.com>
8597
8598 * output.cc (Output_file::open): Add execute permission to empty file.
8599 * testsuite/Makefile.am (permission_test): New test.
8600 * testsuite/Makefile.in: Regenerate.
8601
fdcac5af
ILT		 86022009-09-02 Ian Lance Taylor <iant@google.com>
8603
8604 * output.cc (Output_file::resize): Call map_no_anonymous rather
8605 than map.
8606
44453f85
ILT		 86072009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8608
8609 * gold.cc: Include "incremental.h".
8610 (queue_initial_tasks): Call Incremental_checker methods.
8611 * incremental.cc: Include "output.h".
8612 (Incremental_checker::can_incrementally_link_output_file): New
8613 method.
8614 * incremental.h (Incremental_checker): New class.
8615
8616 * output.cc (Output_file::open_for_modification): New method.
8617 (Output_file::map_anonymous): Changed return type to bool. Record
8618 map in base_ field.
8619 (Output_file::map_no_anonymous): New method, broken out of map.
8620 (Output_file::map): Use map_no_anonymous and map_anonymous.
8621 * output.h (class Output_file): Update declarations.
8622
293c1386
CC		 86232009-08-24 Cary Coutant <ccoutant@google.com>
8624
8625 * options.h (Command_line::Pre_options): New class.
8626 (Command_line::pre_options): New member.
8627 * options.cc (gold::options::ready_to_register): New variable.
8628 (One_option::register_option): Do nothing if not registering options.
8629 Assert if same short option registered twice.
8630 (General_options::General_options): Turn off option registration when
8631 done constructing.
8632 (Command_line::Pre_options::Pre_options): New constructor.
8633
f773f3d2
CC		 86342009-08-24 Cary Coutant <ccoutant@google.com>
8635
06a73cfe
CC		 8636 * options.h (General_options::no_keep_memory): Remove incorrect
8637 short option.
f773f3d2 8638
a15af8e2
RW		 86392009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8640
8641 * Makefile.am (am__skiplex, am__skipyacc): New.
8642 * Makefile.in: Regenerate.
8643
c462b41b
RW		 86442009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8645
14ec8efd
RW		 8646 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8647 (INCLUDES): ... this.
8648 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8649 (AM_CPPFLAGS): Renamed from ...
8650 (INCLUDE): ... this.
8651 * Makefile.in, testsuite/Makefile.in: Regenerate.
8652
81ecdfbb
RW		 8653 * Makefile.in: Regenerate.
8654 * aclocal.m4: Likewise.
8655 * config.in: Likewise.
8656 * configure: Likewise.
8657 * testsuite/Makefile.in: Likewise.
8658
c462b41b
RW		 8659 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8660 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8661 * Makefile.in: Regenerate.
8662 * testsuite/Makefile.in: Regenerate.
8663
2da73f13
CC		 86642009-08-19 Cary Coutant <ccoutant@google.com>
8665
8666 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8667 symbols in shared libraries overridden by hidden or internal symbols
8668 in the main program.
8669
2db70501
CD		 86702009-08-19 Chris Demetriou <cgd@google.com>
8671
8672 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8673 checking source file names in error messages.
8674
f733487b
DK		 86752009-08-18 Doug Kwan <dougkwan@google.com>
8676
8677 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8678 an elcpp::Ehdr as parameter. Adjust call to set_target.
8679 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8680 an elfcpp::Ehdr as parameter.
8681 * object.cc (Object::set_target): Remove the version that looks up
8682 a target and sets it.
8683 (Sized_relobj::setup): Take a Target object instead of
8684 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8685 (make_elf_sized_object): Find target and ask target to
8686 make an ELF object.
8687 * object.h: (Object::set_target): Remove the version that looks up
8688 a target and sets it.
8689 (Sized_relobj::setup): Take a Target object instead of
8690 an elfcpp:Ehdr as parameter.
8691 * target.cc: Include dynobj.h.
8692 (Target::do_make_elf_object_implementation): New.
8693 (Target::do_make_elf_object): New.
8694 * target.h (Target::make_elf_object): New template declaration.
8695 (Target::do_make_elf_object): New method declarations.
8696 (Target::do_make_elf_object_implementation): New template declaration.
8697
cc70f101
ILT		 86982009-08-14 Ian Lance Taylor <iant@google.com>
8699
8700 * gold.h (FUNCTION_NAME): Define.
8701 (gold_unreachable): Use FUNCTION_NAME.
8702
ef5e0cb1
ST		 87032009-08-12 Sriraman Tallam <tmsriram@google.com>
8704
8705 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8706 symbol in the --keep-unique list is not found.
8707
48c187ce
ST		 87082009-08-12 Sriraman Tallam <tmsriram@google.com>
8709
8710 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8711 been maked as --keep-unique.
8712 (Icf::unfold_section): New function.
8713 * icf.h (Icf::unfold_section): New function.
8714 * options.h (General_options::keep_unique): New option.
8715 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8716 * testsuite/Makefile.in: Regenerate.
8717 * testsuite/icf_keep_unique_test.sh: New file.
8718 * testsuite/icf_keep_unique_test.cc: New file.
8719
645afe0c
CC		 87202009-08-12 Cary Coutant <ccoutant@google.com>
8721
8722 PR 10471
8723 * resolve.cc (Symbol_table::resolve): Check for references from
8724 dynamic objects to hidden and internal symbols.
8725 * testsuite/Makefile.am (hidden_test.sh): New test.
8726 * testsuite/Makefile.in: Regenerate.
8727 * testsuite/hidden_test.sh: New script.
8728 * testsuite/hidden_test_1.c: New test source.
8729 * testsuite/hidden_test_main.c: New test source.
8730
11af873f
DK		 87312009-08-11 Doug Kwan <dougkwan@google.com>
8732
8733 * arm.cc: Update comments.
8734 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8735 segment to locate the .ARM.exidx section if present.
8736
b9f7d72d
DK		 87372009-08-09 Doug Kwan <dougkwan@google.com>
8738
8739 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8740 patch.
8741
ddd3c53c
ST		 87422009-08-07 Sriraman Tallam <tmsriram@google.com>
8743 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8744 compiler warnings.
8745
27721062
ST		 87462009-08-06 Sriraman Tallam <tmsriram@google.com>
8747
8748 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8749 valid tls_segment only for non-debug-section relocations.
8750 * testsuite/Makefile.am: Add gc_tls_test.
8751 * testsuite/Makefile.in: Regenerate.
8752 * testsuite/gc_tls_test.cc: New file.
8753 * testsuite/gc_tls_test.sh: New file.
8754
ef15dade 87552009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8756
ef15dade
ST		 8757 * icf.cc: New file.
8758 * icf.h: New file.
8759 * Makefile.am (CCFILES): Add icf.cc.
8760 (HFILES): Add icf.h
8761 * Makefile.in: Regenerate.
8762 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8763 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8764 section, symbol and addend information for the relocs.
8765 * gold.cc (queue_middle_tasks): Call identical code folding.
8766 * gold.h: Add defines for multimap.
8767 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8768 to the call of finalize_local_symbols.
8769 * main.cc (main): Create object of class Icf.
8770 * object.cc (Sized_relobj::do_layout): Allow this function to be
8771 called twice during icf.
8772 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8773 to sections marked as identical by icf.
8774 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8775 when available.
8776 (Sized_relobj::do_section_entsize): New function.
8777 * object.h (Object::section_entsize): New function.
8778 (Object::do_section_entsize): New pure virtual function.
8779 (Relobj::finalize_local_symbols): Add new parameter.
8780 (Relobj::do_section_entsize): New function.
8781 * options.h (General_options::icf): New option.
8782 (General_options::icf_iterations): New option.
8783 (General_options::print_icf_sections): New option.
8784 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8785 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8786 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8787 icf.
8788 * symtab.cc (Symbol_table::is_section_folded): New function.
8789 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8790 to sections marked as identical by icf.
8791 * symtab.h (Symbol_table::set_icf): New function.
8792 (Symbol_table::icf): New function.
8793 (Symbol_table::is_section_folded): New function.
8794 (Symbol_table::icf_): New data member.
8795 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8796 * testsuite/Makefile.am: Add commands to build icf_test.
8797 * testsuite/Makefile.in: Regenerate.
8798 * testsuite/icf_test.sh: New file.
8799 * testsuite/icf_test.cc: New file.
8800
c3b65ac4
CD		 88012009-07-24 Chris Demetriou <cgd@google.com>
8802
8803 * layout.cc (is_compressible_debug_section): Fix incorrect
8804 comment about compressed section names.
8805
1caf2c51
ILT		 88062009-07-20 Ian Lance Taylor <ian@airs.com>
8807
8808 PR 10419
8809 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8810
1ef4d87f
ILT		 88112009-07-16 Ian Lance Taylor <iant@google.com>
8812
8813 PR 10400
8814 * layout.h: #include <map>.
8815 (class Kept_section): Change from struct to class. Add accessors
8816 and setters. Add section size to Comdat_group mapping. Change
8817 Comdat_group to std::map. Add is_comdat_ field. Add
8818 linkonce_size field in union.
8819 (class Layout): Update declaration of find_or_add_kept_section.
8820 Don't declare find_kept_object.
8821 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8822 parameter. Add object, shndx, is_comdat, and is_group_name
8823 parameters. Change all callers. Adjust for new Kept_section.
8824 (Layout::find_kept_object): Remove.
8825 * object.cc (Sized_relobj::include_section_group): Update use of
8826 Kept_section. Rename secnum to shndx. Only record
8827 Kept_comdat_section if sections are the same size.
8828 (Sized_relobj::include_linkonce_section): Update use of
8829 Kept_section. Only record Kept_comdat_section if sections are the
8830 same size. Set size of linkonce section.
8831 (Sized_relobj::map_to_kept_section): Update call to
8832 get_kept_comdat_section.
8833 * object.h (class Sized_relobj): Rename fields in
8834 Kept_comdat_section to drop trailing underscores; change object
8835 field to Relobj*. Change Kept_comdat_section_table to store
8836 struct rather than pointer.
8837 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8838 Add kept_object and kept_shndx parameters. Change all callers.
8839 (Sized_relobj::get_kept_comdat_section): Change return type to
8840 bool. Add kept_object and kept_shndx parameters. Change all
8841 callers.
8842 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8843 Layout::find_or_add_kept_section.
8844
37c3b7b0
ILT		 88452009-07-09 Ian Lance Taylor <iant@google.com>
8846
8847 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8848 Reserve space in the hash table.
8849
98fa85cb
ILT		 88502009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8851
8852 * fileread.cc (File_read::get_mtime): New method.
8853 * fileread.h (Timespec): New structure.
8854 (File_read::get_mtime): New method.
8855 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8856 Renamed from timestamp_nsec.
8857 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8858 Elf_Xword.
e1df38aa 8859 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8860 timestamp_nsec.
e1df38aa 8861 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8862 (Incremental_inputs::report_obejct): Save mtime; style fix.
8863 (Incremental_inputs::report_script): Save mtime; style fix.
8864 (Incremental_inputs::finalize_inputs): Style fix.
8865 (Incremental_inputs::finalize): Style fix.
8866 (Incremental_inputs::create_input_section_data): Store inputs
8867 mtime.
8868 * incremental.h (Incremental_inputs::report_script): Add mtime
8869 argument.
8870 (Incremental_inputs::Input_info::Input_info): Intialize only one
8871 union member.
8872 (Incremental_inputs::Input_info::archive): Move to nameless
8873 union.
8874 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8875 (Incremental_inputs::Input_info::script): Move to nameless union.
8876 (Incremental_inputs::mtime): New field.
8877 * script.cc (read_input_script): Pass file mtime to
8878 Incremental_input.
8879 * script.h (Script_info::inputs): Style fix.
8880
c9d70757
ILT		 88812009-07-01 Ian Lance Taylor <ian@airs.com>
8882
8883 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8884 instead of 32.
8885
9c547ec3
ILT		 88862009-06-24 Ian Lance Taylor <iant@google.com>
8887
8888 PR 10156
8889 * layout.cc (Layout::choose_output_section): If we find an
8890 existing section, update the flags.
8891 (Layout::create_notes): New function, broken out of
8892 Layout::finalize.
8893 (Layout::finalize): Don't create note sections.
8894 (Layout::create_note): Don't crash if linker script discards
8895 section.
8896 (Layout::create_gold_note): Likewise.
8897 (Layout::create_build_id): Likewise. Don't set
8898 after_input_sections on the section.
8899 (Layout::create_executable_stack_info): Remove target parameter.
8900 Change caller.
8901 * layout.h (class Layout): Declare create_notes. Update
8902 declaration of create_executable_stack_info.
8903 * gold.cc (queue_middle_tasks): Call create_notes.
8904 * output.cc (Output_section::update_flags_for_input_section): Move
8905 here from output.h. If SHF_ALLOC flag is newly set, mark address
8906 invalid.
8907 * output.h (Output_data::mark_address_invalid): New function.
8908 (class Output_section): Only declare, not define,
8909 update_flags_for_input_section. Remove set_flags.
8910
55458500
ILT		 89112009-06-24 Ian Lance Taylor <iant@google.com>
8912
8913 * script-sections.cc (Output_section_definition::
8914 set_section_addresses): Rename shadowing local load_address to
8915 laddr.
8916
1307d6cd
ILT		 89172009-06-24 Ian Lance Taylor <iant@google.com>
8918
8919 PR 10244
8920 * reloc.cc (relocate_sections): Skip empty relocation sections.
8921
ec3f783e
ILT		 89222009-06-23 Ian Lance Taylor <iant@google.com>
8923
8924 PR 10156
8925 * layout.cc (Layout::create_note): Use choose_output_section
8926 rather than make_output_section.
8927
459c9f1c
ILT		 89282009-06-23 Ian Lance Taylor <iant@google.com>
8929
8930 PR 10237
8931 * options.cc (General_options::parse_V): Set printed_version_.
8932 (General_options::General_options): Initialize printed_version_.
8933 * options.h (class General_options): Add printed_version_ field.
8934 * gold.cc (queue_initial_tasks): If there are no input files,
8935 don't give a fatal error if we printed the version information.
8936 (queue_middle_tasks): If using -r with a shared object, give a
8937 fatal error rather than an ordinary error.
8938
1518dc8f
ILT		 89392009-06-23 Ian Lance Taylor <iant@google.com>
8940
8941 PR 10219
8942 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8943 (Layout::make_output_section): Set have_stabstr_section_ if we see
8944 a .stab*str section.
8945 (Layout::finalize): Call link_stabs_sections.
8946 (Layout::link_stabs_sections): New file.
8947 * layout.h (class Layout): Add have_stabstr_section_ field.
8948 Declare link_stabs_sections.
8949
3d857b98
DK		 89502009-06-23 Doug Kwan <dougkwan@google.com>
8951
8952 * Makefile.am (libgold_a_LIBADD): New.
8953 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8954 * Makefile.in: Regenerate.
8955 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8956 * configure: Regenerate.
8957 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8958 * fileread.cc: Include sys/state.h
8959 * gold.h: Declare memmem and strndup if found missing.
8960 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8961
0639a6f6
ILT		 89622009-06-23 Ian Lance Taylor <iant@google.com>
8963
8964 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8965 * configure: Rebuild.
8966
8d63875c
ILT		 89672009-06-23 Ian Lance Taylor <iant@google.com>
8968
8969 PR 10147
8970 * object.cc (Object::section_contents): Don't try to get a view if
8971 the section has length zero.
8972 (Object::handle_gnu_warning_section): If the section is empty, use
8973 the name of the section as the warning.
8974
f7c8a183
ILT		 89752009-06-23 Ian Lance Taylor <iant@google.com>
8976
8977 PR 10133
8978 * stringpool.h (class Stringpool_template): Add optimize_ field.
8979 (Stringpool_template::set_optimize): New function.
8980 * stringpool.cc (Stringpool_template::Stringpool_template):
8981 Initialize optimize_ field.
8982 (Stringpool_template::set_string_offsets): Test local optimize
8983 fild rather than parameter.
8984 * layout.cc (Layout::Layout): Call set_optimize on the section
8985 name stringpool.
8986
e6a307ba
ILT		 89872009-06-22 Ian Lance Taylor <iant@google.com>
8988
8989 PR 10030
8990 * yyscript.y: Parse TARGET.
8991 * script.cc (script_set_target): New function.
8992 * script-c.h (script_set_target): Declare.
8993 * options.cc (General_options::string_to_object_format): Rename
8994 from string_to_object_format in anonymous namespace. Change
8995 callers.
8996 * options.h (class General_options): Declare
8997 string_to_object_format.
8998
3ee173de
ILT		 89992009-06-22 Ian Lance Taylor <iant@google.com>
9000
9001 * script-sections.cc (Script_sections::create_segments): Don't put
9002 program headers in a PT_LOAD segment if -n or -N.
9003
90042009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9005
9006 PR 10141
9007 * options.h (class General_options): Add -z lazy and -z now. Sort
9008 -z options into alphabetical order.
9009 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9010
cd6739a1 90112009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9012
9013 * layout.cc (Layout::make_output_section): Call
9014 Target::new_output_section.
9015 (Layout::attach_allocated_section_to_segment): Put large section
9016 sections in a separate load segment with the large segment flag
9017 set.
9018 (Layout::segment_precedes): Sort large data segments after other
9019 load segments.
9020 (align_file_offset): New static function.
9021 (Layout::set_segment_offsets): Use align_file_offset.
9022 * output.h (class Output_section): Add is_small_section_ and
9023 is_large_section_ fields.
9024 (Output_section::is_small_section): New function.
9025 (Output_section::set_is_small_section): New function.
9026 (Output_section::is_large_section): New function.
9027 (Output_section::set_is_large_section): New function.
9028 (Output_section::is_large_data_section): New function.
9029 (class Output_segment): Add is_large_data_segment_ field.
9030 (Output_segment::is_large_data_segment): New function.
9031 (Output_segment::set_is_large_data_segment): New function.
9032 * output.cc (Output_section::Output_section): Initialize new
9033 fields.
9034 (Output_segment::Output_segment): Likewise.
9035 (Output_segment::add_output_section): Add assertion that large
9036 data sections always go in large data segments. Force small data
9037 sections to the end of the list of data sections. Force small BSS
9038 sections to the start of the list of BSS sections. For large BSS
9039 sections to the end of the list of BSS sections.
9040 * symtab.h (class Symbol): Declare is_common_shndx.
9041 (Symbol::is_defined): Check Symbol::is_common_shndx.
9042 (Symbol::is_common): Likewise.
9043 (class Symbol_table): Define enum Commons_section_type. Update
9044 declarations. Add small_commons_ and large_commons_ fields.
9045 * symtab.cc (Symbol::is_common_shndx): New function.
9046 (Symbol_table::Symbol_table): Initialize new fields.
9047 (Symbol_table::add_from_object): Put small and large common
9048 symbols in the right list.
9049 (Symbol_table::sized_finalized_symbol): Check
9050 Symbol::is_common_shndx.
9051 (Symbol_table::sized_write_globals): Likewise.
9052 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9053 common symbol lists. Don't call do_allocate_commons_list if the
9054 list is empty.
9055 (Symbol_table::do_allocate_commons_list): Remove is_tls
9056 parameter. Add comons_section_type parameter. Change all
9057 callers. Handle small and large common symbols.
9058 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9059 Symbol::is_common_shndx.
9060 * resolve.cc (symbol_to_bits): Likewise.
9061 * target.h (Target::small_common_shndx): New function.
9062 (Target::small_common_section_flags): New function.
9063 (Target::large_common_shndx): New function.
9064 (Target::large_common_section_flags): New function.
9065 (Target::new_output_section): New function.
9066 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9067 small_common_section_flags, and large_common_section_flags
9068 fields.
9069 (Target::do_new_output_section): New virtual function.
9070 * arm.cc (Target_arm::arm_info): Initialize new fields.
9071 * i386.cc (Target_i386::i386_info): Likewise.
9072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9073 Likewise.
9074 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9075 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9076 (Target_x86_64::do_new_output_section): New function.
9077 * configure.ac: Define conditional MCMODEL_MEDIUM.
9078 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9079 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9080 (large_LDFLAGS): Define.
9081 * testsuite/large.c: New file.
9082 * testsuite/testfile.cc (Target_test::test_target_info):
9083 Initialize new fields.
9084 * configure, testsuite/Makefile.in: Rebuild.
9085
bb04269c
DK		 90862009-06-05 Doug Kwan <dougkwan@google.com>
9087
9088 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9089 * Makefile.in: Regenerate.
bb04269c
DK		 9090 * i386.cc (class Target_i386): Define new virtual method to
9091 override do_is_local_label_name in parent.
9092 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9093 local symbols if --discard-locals or -X is given.
9094 * options.h (class General_options): Declare new options
9095 '--discard-locals' and '-X' for discarding locals.
9096 * target.h (class Target): Define new methods is_local_label_name.
9097 Declare new virtual method do_is_local_label_name.
9098 * target.cc: New file.
9099 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9100 (check_SCRIPTS): Add discard_locals_test.sh.
9101 (check_DATA): Add discard_local_tests.syms.
9102 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9103 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9104 * testsuite/Makefile.in: Regenerate.
9105 * testsuite/discard_locals_test.c: New file.
9106 * testsuite/discard_locals_test.sh: Same.
9107
805bb01c
DK		 91082009-06-05 Doug Kwan <dougkwan@google.com>
9109
9110 * object.cc (Sized_relobj::Sized_relobj): Initialize
9111 discarded_eh_frame_shndx_ to -1U.
9112 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9113 section.
9114 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9115 a discarded .eh_frame section.
9116 (Sized_relobj::do_finalize_local_symbols): Ditto.
9117 * object.h (class Sized_relobj): Declare new member
9118 discarded_eh_frame_shndx_.
9119 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9120 (local_labels_test.o, local_labels_test): New rules.
9121 * testsuite/Makefile.in: Regenerate.
9122
1dcd334d
DK		 91232009-06-04 Doug Kwan <dougkwan@google.com>
9124
9125 * layout.cc (Layout::section_name_mapping): Add mapping for
9126 special ARM sections.
9127
96d49306
DK		 91282009-06-03 Doug Kwan <dougkwan@google.com>
9129
9130 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9131 (utils::has_overflow): Same.
9132
dff16297
ILT		 91332009-06-03 Ian Lance Taylor <iant@google.com>
9134
9135 * layout.cc (Layout::section_name_mapping): New array, replacing
9136 Layout::linkonce_mapping.
9137 (Layout::section_name_mapping_count): New variable, replacing
9138 Layout::linkonce_mapping_count.
9139 (Layout::linkonce_output_name): Remove.
9140 (Layout::output_section_name): Rewrite.
9141 * layout.h (class Layout): Rename Linkonce_mapping to
9142 Section_name_mapping, linkonce_mapping to section_name_mapping,
9143 linkonce_mapping_count to section_name_mapping_count. Don't
9144 declare linkonce_output_name.
9145
c121c671
DK		 91462009-06-03 Doug Kwan <dougkwan@google.com>
9147
9148 * gold/arm.cc (namespace utils): New.
9149 (Target_arm::reloc_is_non_pic): Define new method.
9150 (class Arm_relocate_functions): New.
9151 (Target_arm::Relocate::relocate): Handle relocation types used by
9152 Android.
9153
07800fab
ILT		 91542009-06-03 Ian Lance Taylor <iant@google.com>
9155
9156 * arm.cc (Target_arm::scan::global): Use || instead of |.
9157
c121c671
DK		 91582009-06-02 Doug Kwan <dougkwan@google.com>
9159
9160 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9161 issued_non_pic_error_.
9162 (class Target_arm::Scan): Declare new method check_non_pic.
9163 Define new method symbol_needs_plt_entry.
9164 Declare new data member issued_non_pic_error_.
9165 (class Target_arm::Relocate): Declare new method
9166 should_apply_static_reloc.
9167 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9168 (Target_arm::Scan::check_non_pic): Define new method.
9169 (Target_arm::Scan::local): Handle a small subset of reloc types used
9170 by Android.
9171 (Target_arm::Scan::local): Same.
9172 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9173
b19b0c6d
ILT		 91742009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9175
9176 * incremental.cc (Incremental_inputs::report_command_line): Filter
9177 out --incremental-* options.
9178
94cdfcff
DK		 91792009-05-29 Doug Kwan <dougkwan@google.com>
9180
9181 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9182 template class.
9183 (class Target_arm): Update comment.
9184 (Target_arm::Target_arm): Initialize new data members GOT_,
9185 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9186 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9187 and Target_arm::rel_dyn_section.
9188 Declare new_enum Target_arm::Got_type.
9189 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9190 and DYNBSS_.
9191 Update commments for member do_dynsym_value.
9192 (Target_arm::got_size, Target_arm::plt_section,
9193 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9194 new methods inside class defintion.
9195 (Target_arm::got_section): Define new method.
9196 (Target_arm::rel_dyn_section): Same.
9197 (Output_data_plt_arm): New template class.
9198 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9199 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9200 (Output_data_plt_arm::add_entry): Same.
9201 (Output_data_plt_arm::first_plt_entry): Define new
9202 static data member for PLT instruction template.
9203 (Output_data_plt_arm::plt_entry): Same.
9204 (Output_data_plt_arm::do_write): Define new method.
9205 (Target_arm::make_plt_entry): Same.
9206 (Target_arm::do_finalize_sections): Same.
9207 (Target_arm::do_dynsym_value): Same.
9208
4a657b0d
DK		 92092009-05-28 Doug Kwan <dougkwan@google.com>
9210
9211 * Makefile.am (TARGETSOURCES): Add arm.cc.
9212 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9213 * Makefile.in: Regenerate.
9214 * arm.cc: New file.
9215 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9216
e7ae8c36
DK		 92172009-05-26 Doug Kwan <dougkwan@google.com>
9218
9219 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9220 (General_options::check_excluded_libs): Strip off directories in
9221 archive name before matching like GNU ld does.
9222 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9223 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9224 (exclude_libs_test_LDFLAGS): Add linker option
9225 -Wl,--exclude-libs,libexclude_libs_test_3
9226 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9227 an explicit archive without using -l.
9228 (alt/libexclude_libs_test_3.a): New make rule.
9229 * testsuite/Makefile.in: Regenerate.
9230 * testsuite/exclude_libs_test.c : Declare lib3_default().
9231 (main): Call it.
9232 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9233 * exclude_libs_test_3.c: New file.
9234
f12e7348
NC		 92352009-05-26 Nick Clifton <nickc@redhat.com>
9236
9237 * po/id.po: New Indonesian translation.
9238 * po/gold.pot: Updated template file.
9239
4daadc0d
ST		 92402009-05-22 Sriraman Tallam <tmsriram@google.com>
9241
e1df38aa 9242 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9243 gc_comdat_test files. Add -Wl,--gc-sections to build
9244 gc_comdat_test.
9245 * testsuite/Makefile.in: Regenerate.
9246 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9247
531813ad
ST		 92482009-05-21 Sriraman Tallam <tmsriram@google.com>
9249
9250 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9251 kept comdat section was garbage collected.
9252 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9253 * testsuite/Makefile.in: Regenerate.
9254 * testsuite/gc_comdat_test.sh: New file.
9255 * testsuite/gc_comdat_test_1.cc: New file.
9256 * testsuite/gc_comdat_test_2.cc: New file.
9257
65514900
CC		 92582009-05-19 Doug Kwan <dougkwan@google.com>
9259
9260 * archive.cc (Archive::Archive): Move constructor from archive.h
9261 to here. Initialize no_export_.
9262 (Archive::get_elf_object_for_member): Set no_export flag of object.
9263 * archive.h (Archive::Archive): Move constructor body to
9264 archive.cc.
9265 (Archive::no_export): New method.
9266 (Archive::no_export_): New field.
9267 * object.h (Object::Object): Initialize no_export_ to false.
9268 (Object::no_export, Object::set_no_export): New methods.
9269 (Object::no_export_): New field.
9270 * options.cc (General_options::parse_exclude_libs): New method.
9271 (General_options::check_excluded_libs) Same.
9272 * options.h (exclude_libs): New option.
9273 (General_options::check_excluded_libs): New method declaration.
9274 (General_options::excluded_libs_): New field.
9275 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9276 default or protected visibility if an object has no-export flag set.
9277 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9278 (check_SCRIPTS): Add exclude_libs_test.sh.
9279 (check_DATA): Add exclude_libs_test.syms.
9280 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9281 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9282 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9283 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9284 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9285 libexclude_libs_test_2.a): New rules.
9286 * testsuite/Makefile.in: Regenerate.
9287 * testsuite/exclude_libs_test.c: New file.
9288 * testsuite/exclude_libs_test.sh: Ditto.
9289 * testsuite/exclude_libs_test_1.c: Ditto.
9290 * testsuite/exclude_libs_test_2.c: Ditto.
9291
1b77ea50
ILT		 92922009-05-15 Ian Lance Taylor <iant@google.com>
9293
9294 * configure.ac: Check for declarations for cases where libiberty.h
9295 checks HAVE_DECL_xxx.
9296 * configure, config.in: Rebuild.
9297
072fe7ce
ILT		 92982009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9299
9300 * gold.h (Incremental_argument_list): Remove (invalid) forward
9301 declaration.
9302 * incremental.cc (Incremental_inputs::report_achive): New method.
9303 (Incremental_inputs::report_object): New method.
9304 (Incremental_inputs::report_script): New method.
9305 (Incremental_inputs::finalize_inputs): New method.
9306 (Incremental_inputs::finalize): Call finalize_inputs().
9307 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9308 Create inputs entries.
9309 * incremental.h (Incremental_input_type): New enum.
9310 (Incremental_inputs::Incremental_input): Initialize new fields.
9311 (Incremental_inputs::report_inputs): New method.
9312 (Incremental_inputs::report_achive): New method.
9313 (Incremental_inputs::report_object): New method.
9314 (Incremental_inputs::report_script): New method.
9315 (Incremental_inputs::finalize_inputs): New method.
9316 (Incremental_inputs::Input_info): New struct.
9317 (Incremental_inputs::Input_info_map): New typedef.
9318 (Incremental_inputs::lock_): New field.
9319 (Incremental_inputs::Inputs_): New field.
9320 (Incremental_inputs::Inputs_map): New field.
9321 * main.cc (main): Call Incremental_input::report_inputs.
9322 * options.h (Input_argument_list): Typedef moved from
9323 Input_arguments.
9324 (Input_file_group::Files): Remove, use ::Input_argument_list.
9325 (Input_file_group::Input_argument_list): Remove, use
9326 ::Input_argument_list.
9327 * plugin.cc (Plugin_manager::add_input_file): Add error in
9328 incremental build.
9329 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9330 functions.
9331 * script.cc (read_input_script): Call
9332 Incremental_input::report_script.
9333 * script.h (Script_info): New class.
9334
b0481b0b
ILT		 93352009-04-27 Ian Lance Taylor <iant@google.com>
9336
9337 * x86_64.cc (do_adjust_output_section): Set entsize to
9338 plt_entry_size.
9339
b22a5a41 93402009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9341
9342 * output.cc (Output_file::close): After short writes, continue
9343 writing from the correct offset in the buffer being written.
9344
40fde488
CD		 93452009-04-23 Chris Demetriou <cgd@google.com>
9346
9347 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9348 * configure: Regenerate.
9349 * config.in: Regenerate.
9350 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9351 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9352
3ce2c28e
ILT		 93532009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9354
9355 * incremental.cc (Incremental_inputs_header_data): Renamed from
9356 Incremental_input_header_data.
9357 (Incremental_inputs_header_data::data_size): New field.
9358 (Incremental_inputs_header_data::put_input_file_count): Renamed
9359 from input_file_count.
9360 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9361 from command_line_offset.
9362 (Incremental_inputs_header_data::put_reserved): Renamed from
9363 put_reserved.
9364 (Incremental_inputs_entry_data): Renamed from
9365 Incremental_input_entry_data.
9366 (Incremental_inputs_entry_data::data_size): New field.
9367 (Incremental_inputs::report_command_line): New method.
9368 (Incremental_inputs::finalize): New method.
9369 (Incremental_inputs::create_incremental_inputs_data): New method.
9370 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9371 * incremental.h: New file.
9372 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9373 (Layout::finalize): Create incremental inputs section in
9374 incremental builds.
9375 (Layout::create_incremental_info_sections): New method.
9376 * layout.h (Layout::incremental_inputs): New method.
9377 (Layout::create_incremental_info_sections): New method.
9378 (Layout::incremental_inputs_): New field.
9379 * main.cc (main): Notify Incremental_input of the command line.
9380
e55bde5e
ILT		 93812009-04-01 Ian Lance Taylor <iant@google.com>
9382 Mikolaj Zalewski <mikolajz@google.com>
9383
9384 * gold.h (reserve_unordered_map): Define, three versions, one for
9385 each version of Unordered_map.
9386 * layout.cc (Layout::Layout): Remove options parameter. Add
9387 number_of_input_files parameter. Don't initialize options_.
9388 Initialize number_of_input_files_ and resized_signatures_. Move
9389 sections_are_attached_.
9390 (Layout::layout_group): Reserve space for group_signatures_.
9391 (Layout::find_or_add_kept_section): Change name parameter to be a
9392 reference. Resize signatures_ map when it gets large enough.
9393 (Layout::layout_eh_frame): Use parameters->options() instead of
9394 this->options_.
9395 (Layout::make_output_section): Likewise.
9396 (Layout::attach_allocated_section_to_segment): Likewise.
9397 (Layout::finalize, Layout::create_executable_stack): Likewise.
9398 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9399 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9400 * layout.h (class Layout): Update declarations. Remove options_
9401 field. Add number_of_input_files_ and resized_signatures_
9402 fields. Move sections_are_attached_ field.
9403 * main.cc (main): Pass number of input files to Layout
9404 constructor. Don't pass options.
9405
154b857c
ILT		 94062009-03-30 Ian Lance Taylor <iant@google.com>
9407
9408 * ffsll.c (ffsll): Correct implementation.
9409
2f35ab9b
ILT		 94102009-03-27 Ian Lance Taylor <iant@google.com>
9411
fd03461a
ILT		 9412 * ffsll.c: New file.
9413 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9414 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9415 * ftruncate.c (ftruncate): Declare before definition.
9416 * mremap.c (mremap): Likewise.
9417 * pread.c (pread): Likewise.
9418 * configure, Makefile.in, config.in: Rebuild.
9419
2f35ab9b
ILT		 9420 * mremap.c: New file.
9421 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9422 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9423 (mremap): Declare if HAVE_MREMAP is not defined.
9424 * configure, Makefile.in, config.in: Rebuild.
9425
33aea2fd
CC		 94262009-03-27 Cary Coutant <ccoutant@google.com>
9427
9428 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9429 position independent.
9430 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9431 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9432
6d479619
CC		 94332009-03-24 Cary Coutant <ccoutant@google.com>
9434
9435 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9436 an executable.
9437 (needs_dynamic_reloc): Likewise.
9438
afc06bb8
ILT		 94392009-03-24 Ian Lance Taylor <iant@google.com>
9440
9441 * yyscript.y (file_cmd): Recognize EXTERN.
9442 (extern_name_list, extern_name_list_body): New nonterminals.
9443 * script.cc (script_add_extern): Define.
9444 * script-c.h (script_add_extern): Declare.
9445
f6060a4d
ILT		 94462009-03-24 Rafael Avila de Espindola <espindola@google.com>
9447
9448 * object.cc (is_elf_object): Define.
9449 * object.h (is_elf_object): Declare.
9450 * archive.cc (Archive::get_elf_object_for_member): Call
9451 is_elf_object.
33aea2fd 9452 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9453
26736d8e
ILT		 94542009-03-24 Elliott Hughes <enh@google.com>
9455
9456 * output.cc (Output_file::map_anonymous): Define.
9457 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9458 try an anonymous one. Report the size if the mmap fails.
9459 * output.h (class Output_file): Declare map_anonymous.
9460
22fd9730
ILT		 94612009-03-24 Ian Lance Taylor <iant@google.com>
9462
9463 * target-select.cc (instantiate_target): Don't acquire the lock if
9464 the instantiated_target_ field has already been set.
9465
cb010894
ILT		 94662009-03-23 Ian Lance Taylor <iant@google.com>
9467
7f055c20
ILT		 9468 * gold-threads.h (class Initialize_lock): Define.
9469 * gold-threads.cc (class Initialize_lock_once): Define.
9470 (initialize_lock_control): New static variable.
9471 (initialize_lock_pointer): New static variable.
9472 (initialize_lock_once): New static function.
9473 (Initialize_lock::Initialize_lock): Define.
9474 (Initialize_lock::initialize): Define.
9475 * target-select.h: Include "gold-threads.h".
9476 (class Target_selector): Add lock_ and initialize_lock_ fields.
9477 Don't define instantiate_target, just declare it.
9478 * target-select.cc (Target_selector::Target_selector): Initialize
9479 new fields.
9480 (Target_selector::instantiate_target): Define.
9481 * descriptors.h: Include "gold-threads.h".
9482 (class Descriptors): Add initialize_lock_ field.
9483 * descriptors.cc (Descriptors::Descriptors): Initialize new
9484 field.
9485 (Descriptors::open): Use initialize_lock_ field
9486 * errors.h (class Errors): Add initialize_lock_ field.
9487 * errors.cc (Errors::Errors): Initialize new field.
9488 (Errors::initialize_lock): Use initialize_lock_ field.
9489 * powerpc.cc (class Target_selector_powerpc): Remove
9490 instantiated_target_ field. In do_recognize call
9491 instantiate_target rather than do_instantiate_target. In
9492 do_instantiate_target just allocate a new target.
9493 * sparc.cc (class Target_selector_sparc): Likewise.
9494
36959681
ILT		 9495 * freebsd.h: New file.
9496 * i386.cc: Include "freebsd.h".
9497 (Target_i386): Derive from Target_freebsd rather than
9498 Sized_target.
9499 (Target_selector_i386): Derive from Target_selector_freebsd rather
9500 than Target_selector.
9501 * x86_64.cc: Include "freebsd.h".
9502 (Target_x86_64): Derive from Target_freebsd rather than
9503 Sized_target.
9504 (Target_selector_x86_64): Derive from Target_selector_freebsd
9505 rather than Target_selector.
9506 * target.h (class Target): Add adjust_elf_header and
9507 do_adjust_elf_header.
9508 * output.cc (Output_file_header:: do_sized_write): Call target
9509 adjust_elf_header routine.
9510 * configure.tgt: Set targ_osabi.
9511 * configure.ac: Define GOLD_DEFAULT_OSABI.
9512 * parameters.cc (Parameters::default_target): Pass
9513 GOLD_DEFAULT_OSABI to select_target.
9514 * target-select.h (class Target_selector): Make instantiate_target
9515 protected rather than private.
9516 * Makefile.am (HFILES): Add freebsd.h.
9517 * configure, Makefile.in, config.in: Rebuild.
9518
cb010894
ILT		 9519 * merge.cc (do_add_input_section): Correct pend value. Change
9520 message about last entry not being null terminated from error to
9521 warning.
9522
0e879927
ILT		 95232009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9524
9525 * incremental.cc: New file.
9526 * Makefile.am (CCFILES): Add incremental.cc.
9527 * Makefile.in: Rebuild.
9528
41105937
PP		 95292009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9530
9531 * layout.cc (Layout::output_section_name): Preserve names
9532 of '.note.' sections.
e1df38aa 9533
60439920
ILT		 95342009-03-19 Ian Lance Taylor <iant@google.com>
9535
9536 * descriptors.cc (Descriptors::open): Check that the options are
9537 valid before using them.
9538
0d371ad3
ILT		 95392009-03-18 Ian Lance Taylor <iant@google.com>
9540
9541 * script-sections.h: Include <list>.
9542 (class Script_sections): Change Sections_elements from std::vector
9543 to std::list. Typedef public Elements_iterator. Add
9544 orphan_section_placement_, data_segment_align_start_, and
9545 saw_data_segment_align_ fields. Remove data_segment_align_index_
9546 field.
9547 * script-sections.cc (class Orphan_section_placement): New class.
9548 (class Sections_element): Add virtual functions is_relro and
9549 orphan_section_init. Remove virtual function place_orphan_here.
9550 (class Output_section_definition): Add is_relro and
9551 orphan_section_init. Remove place_orphan_here.
9552 (class Orphan_output_section): Likewise.
9553 (Script_sections::Script_sections): Update for field changes.
9554 (Script_sections::data_segment_align): Set saw_data_segment_align_
9555 and data_segment_align_start_, not data_segment_align_index.
9556 (Script_sections::data_segment_relro_end): Check
9557 saw_data_segment_align_. Use data_segment_align_start_ rather
9558 than data_segment_align_index_.
9559 (Script_sections::place_orphan): Rewrite to use
9560 Orphan_section_placement.
9561
9201d894
ILT		 95622009-03-17 Ian Lance Taylor <iant@google.com>
9563
9c5b8369
ILT		 9564 * archive.cc (Archive::add_symbols): Check for a version attached
9565 to the symbol name in the archive map.
9566 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9567 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9568 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9569 (ver_test_11.a): New target.
9570 * testsuite/Makefile.in: Rebuild.
9571
9201d894
ILT		 9572 * configure.ac: Check for chsize and posix_fallocate. Replace
9573 ftruncate.
9574 * ftruncate.c: New file, from gnulib.
9575 * output.cc (posix_fallocate): Define dummy version if not
9576 HAVE_POSIX_FALLOCATE.
9577 (Output_file::map): Call posix_fallocate rather than lseek and
9578 write.
9579 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9580 * configure, Makefile.in, config.in: Rebuild.
9581
ef4ab7a8 95822009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9583
ef4ab7a8
PP		 9584 * layout.h (Layout::create_note): Add section_name parameter.
9585 * layout.cc (Layout::create_note): Likewise.
9586 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9587
8c500701
ILT		 95882009-03-17 Ian Lance Taylor <iant@google.com>
9589
e85b18e1
ILT		 9590 * descriptors.cc: Include "options.h".
9591 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9592 (Descriptors::open): Always use O_CLOEXEC when opening a new
9593 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9594 then set FD_CLOEXEC.
9595
9efe6174
ILT		 9596 * sparc.cc (class Target_sparc): Add has_got_section.
9597 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9598 make sure we have a GOT section.
9599
9600 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9601 (Target_sparc::Scan::local): Likewise.
9602 (Target_sparc::Scan::global): Likewise.
9603 (Target_sparc::Relocate::relocate): Likewise.
9604 (Target_sparc::Relocate::relocate_tls): Likewise.
9605
8c500701
ILT		 9606 * symtab.cc (Symbol_table::define_default_version): New function,
9607 broken out of add_from_object.
9608 (Symbol_table::add_from_object): Call define_default_version.
9609 (Symbol_table::define_special_symbol): Add resolve_oldsym
9610 parameter. Change all callers. If the version for a symbol comes
9611 from a version script, resolve it with the symbol with the same
9612 name with no version. Also add the symbol without a version if
9613 appropriate.
9614 (do_define_in_output_data): If resolving with oldsym, don't delete
9615 sym.
9616 (do_define_in_output_segment): Likewise.
9617 (do_define_as_constant): Likewise.
9618 * symtab.h (class Symbol_table): Update declarations.
9619
f1ed28fb
ILT		 96202009-03-13 Ian Lance Taylor <iant@google.com>
9621
15f8229b
ILT		 9622 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9623 (Read_symbols::requeue): New function.
9624 (Read_symbols::do_read_symbols): If make_elf_object fails because
9625 the target type is not configured, and the file was searched for,
9626 issue a warning and retry with the next directory.
9627 (Add_symbols::run): If the file has an incompatible format, and
9628 it was searched for, requeue the Read_symbols task. On error,
9629 release the object.
9630 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9631 dirindex parameter to constructor. Change all callers. Declare
9632 incompatible_warning and requeue.
9633 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9634 input_argument_ and input_group_ fields. Add them to
9635 constructor. Change all callers.
9636 (class Read_script): Add dirindex_ field. Add it to constructor.
9637 Change all callers.
9638 * archive.cc (Archive::setup): Remove input_objects parameter.
9639 Change all callers.
9640 (Archive::get_file_and_offset): Likewise.
9641 (Archive::read_all_symbols): Likewise.
9642 (Archive::read_symbols): Likewise.
9643 (Archive::get_elf_object_for_member): Remove input_objects
9644 parameter. Add punconfigured parameter. Change all callers.
9645 (Archive::add_symbols): Change return type to bool. Check return
9646 value of include_member.
9647 (Archive::include_all_members): Likewise.
9648 (Archive::include_member): Change return type to bool. Return
9649 false if first included object has incompatible target. Set
9650 included_member_ field.
9651 (Add_archive_symbols::run): If add_symbols returns false, requeue
9652 Read_symbols task.
9653 * archive.h (class Archive): Add included_member_ field.
9654 Initialize it in constructor. Add input_file and searched_for
9655 methods. Update declarations.
9656 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9657 input_argument_ fields. Add them to constructor. Change all
9658 callers.
9659 * script.cc: Include "target-select.h".
9660 (class Parser_closure): Add skip_on_incompatible_target_ and
9661 found_incompatible_target_ fields. Add
9662 skip_on_incompatible_target parameter to constructor. Change all
9663 callers. Add methods skip_on_incompatible_target,
9664 clear_skip_on_incompatible_target, found_incompatible_target, and
9665 set_found_incompatible_target.
9666 (read_input_script): Add dirindex parameter. Change all callers.
9667 If parser finds an incompatible target, requeue Read_symbols
9668 task.
9669 (script_set_symbol): Clear skip_on_incompatible_target in
9670 closure.
9671 (script_add_assertion, script_parse_option): Likewise.
9672 (script_start_sections, script_add_phdr): Likewise.
9673 (script_check_output_format): New function.
9674 * script.h (read_input_script): Update declaration.
9675 * script-c.h (script_check_output_format): Declare.
9676 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9677 (ignore_cmd): Remove OUTPUT_FORMAT.
9678 * fileread.cc (Input_file::Input_file): Add explicit this.
9679 (Input_file::will_search_for): New function.
9680 (Input_file::open): Add pindex parameter. Change all callers.
9681 * fileread.h (class Input_file): Add input_file_argument method.
9682 Declare will_search_for. Update declarations.
9683 * object.cc (make_elf_object): Add punconfigured parameter.
9684 Change all callers.
9685 * object.h (class Object): Make input_file public. Add
9686 searched_for method.
9687 (make_elf_object): Update declaration.
9688 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9689 restart search.
9690 * dirsearch.h (class Dirsearch): Update declaration.
9691 * options.h (class General_options): Add --warn-search-mismatch.
9692 * parameters.cc (Parameters::is_compatible_target): New function.
9693 * parameters.h (class Parameters): Declare is_compatible_target.
9694 * workqueue.cc (Workqueue::add_blocker): New function.
9695 * workqueue.h (class Workqueue): Declare add_blocker.
9696
f1ed28fb
ILT		 9697 * fileread.cc (Input_file::open): Remove options parameter.
9698 Change all callers.
9699 (Input_file::open_binary): Likewise.
9700 * script.cc (read_input_script): Likewise.
9701 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9702 options parameter from constructor. Change all callers.
9703 (class Read_script): Likewise.
9704 * fileread.h (class Input_file): Update declarations.
9705 * script.h (read_input_script): Update declaration.
9706
34dd024a
NC		 97072009-03-10 Nick Clifton <nickc@redhat.com>
9708
9709 * po/es.po: New Spanish translation.
9710
6d71b17c
CC		 97112009-03-06 Cary Coutant <ccoutant@google.com>
9712
9713 * options.cc (parse_short_option): Keep dash_z from registering itself.
9714
031cdbed
ILT		 97152009-03-03 Ian Lance Taylor <iant@google.com>
9716
9717 PR 9918
9718 * target-reloc.h (relocate_section): Pass output_section to
9719 relocate.
9720 * i386.cc (Target_i386::should_apply_static_reloc): Add
9721 output_section parameter. Change all callers.
9722 (Target_i386::Relocate::relocate): Add output_section parameter.
9723 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9724 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9725 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9726 * testsuite/two_file_shared.sh: New script.
9727 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9728 (check_DATA): Add two_file_shared.dbg.
9729 (two_file_shared.dbg): New target.
9730 * testsuite/Makefile.in: Rebuild.
9731
15d5fa16
ILT		 97322009-03-01 Ian Lance Taylor <iant@google.com>
9733
9734 * configure.ac: Check for byteswap.h.
9735 * configure: Rebuild.
9736 * config.in: Rebuild.
9737
8a4c0b0d
ILT		 97382009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9739
9740 * layout.cc (Layout::find_or_add_kept_section): New function.
9741 (Layout::add_comdat): Removed.
9742 * layout.h (struct Kept_section): Move out of class Layout.
9743 Remove trailing underscores from field names. Add group_sections
9744 field. Rename group_ field to is_group. Change all uses.
9745 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9746 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9747 comdat_groups_ field.
9748 (Sized_relobj::include_section_group): Use
9749 find_or_add_kept_section and Kept_section::group_sections.
9750 (Sized_relobj::include_linkonce_section): Likewise.
9751 * object.cc (class Sized_relobj): Don't define Comdat_group or
9752 Comdat_group_table. Remove find_comdat_group and
9753 add_comdat_group. Remove comdat_groups_ field.
9754 * plugin.cc (include_comdat_group): Use
9755 Layout::find_or_add_kept_section.
9756
b4ecf66b
ILT		 97572009-02-28 Ian Lance Taylor <iant@google.com>
9758
14359ca0
ILT		 9759 * README: --gc-sections and map files are now supported. Document
9760 some build requirements.
9761
b4ecf66b
ILT		 9762 PR 6992
9763 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9764 relocatable link set the value of the section symbol to zero.
9765 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9766 relocatable link don't include the section address in the local
9767 symbol value.
9768
0602e05a
ILT		 97692009-02-27 Ian Lance Taylor <iant@google.com>
9770
fd9d194f
ILT		 9771 PR 6811
9772 * options.h (class Search_directory): Add is_system_directory.
9773 (class General_options): Declare is_in_system_directory.
9774 * options.cc (get_relative_sysroot): Make static.
9775 (get_default_sysroot): Make static.
9776 (General_optoins::is_in_system_directory): New function.
9777 * fileread.cc (Input_file::is_in_system_directory): New function.
9778 * fileread.h (class Input_file): Declare is_in_system_directory.
9779 * object.h (class Object): Add is_in_system_directory.
9780 (class Input_objects): Remove system_library_directory_ field.
9781 * object.cc (Input_objects::add_object): Don't set
9782 system_library_directory_.
9783 (input_objects::found_in_system_library_directory): Remove.
9784 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9785 parameter. Change all callers.
9786 (Symbol_table::sized_write_globals): Likewise.
9787 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9788 Call Object::is_in_system_directory.
9789 * symtab.h (class Symbol_table): Update declarations.
9790
61edd21f
ILT		 9791 PR 5990
9792 * descriptors.h (Open_descriptor): Add is_on_stack field.
9793 * descriptors.cc (Descriptors::open): If the descriptor is on the
9794 top of the stack, remove it. Initialize is_on_stack field.
9795 (Descriptors::release): Only add pod to stack if it is not on the
9796 stack already.
9797 (Descriptors::close_some_descriptor): Clear stack_next and
9798 is_on_stack fields.
9799
e29e076a
ILT		 9800 PR 7091
9801 * output.cc (Output_section::find_starting_output_address): Rename
9802 from starting_output_address; add PADDR parameter; change return
9803 type.
9804 * output.h (class Output_section): Declare
9805 find_starting_output_address instead of starting_output_address.
9806 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9807 section symbol for which we can't find a merge section.
9808
0602e05a
ILT		 9809 PR 9836
9810 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9811 hidden or internal, force the symbol to be local.
9812 * resolve.cc (Symbol::override_visibility): Define.
9813 (Symbol::override_base): Use override_visibility.
9814 (Symbol_table::resolve): Likewise.
9815 (Symbol::override_base_with_special): Likewise.
9816 (Symbol_table::override_with_special): If the visibility is hidden
9817 or internal, force the symbol to be local.
9818 * symtab.h (class Symbol): Add set_visibility and
9819 override_visibility.
9820 * testsuite/ver_test_1.sh: New file.
9821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9822 (check_DATA): Add ver_test_1.syms.
9823 (ver_test_1.syms): New target.
9824 * testsuite/Makefile.in: Rebuild.
9825
401a9a73
CC		 98262009-02-25 Cary Coutant <ccoutant@google.com>
9827
9828 * layout.cc (Layout::choose_output_section): Don't rename sections
9829 when using a linker script that has a SECTIONS clause.
9830 * Makefile.in: Regenerate.
9831
9832 * testsuite/Makefile.am (script_test_5.sh): New test case.
9833 * testsuite/Makefile.in: Regenerate.
9834 * testsuite/script_test_5.cc: New file.
9835 * testsuite/script_test_5.sh: New file.
9836 * testsuite/script_test_5.t: New file.
9837
f488e4b0
CC		 98382009-02-13 Rafael Avila de Espindola <espindola@google.com>
9839
9840 * archive.cc (Archive::include_member): Update calls to add_symbols.
9841 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9842 the Layout argument.
9843 * dynobj.h (do_add_symbols): Add the Layout argument.
9844 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9845 Layout argument.
9846 * object.h (Object::add_symbols): Add the Layout argument.
9847 (Object::do_add_symbols): Add the Layout argument.
9848 (Sized_relobj::do_add_symbols): Add the Layout argument.
9849 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9850 Unify the two versions.
9851 (Add_plugin_symbols): Remove.
9852 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9853 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9854 (Add_plugin_symbols): Remove.
9855 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9856 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9857 (Add_symbols::run): Make it work with Pulginobj.
9858
89dd1680
ILT		 98592009-02-06 Ian Lance Taylor <iant@google.com>
9860
9861 * object.cc (Sized_relobj::do_layout): Make info message start
9862 with lower case letter.
9863
266d0a74
ILT		 98642009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9865
602b464e
ILT		 9866 * binary.cc: Fix file comment.
9867
266d0a74
ILT		 9868 * options.h (enum Incremental_disposition): Define.
9869 (class General_options): Add new options: --incremental,
9870 --incremental_changed, --incremental_unchanged,
9871 --incremental_unknown. Add incremental_disposition_ and
9872 implicit_incremental_ fields.
9873 (General_options::incremental_disposition): New function.
9874 (class Position_dependent_options): Add incremental_disposition
9875 option.
9876 (Position_dependent_options::copy_from_options): Set incremental
9877 dispositions.
9878 * options.cc (General_options::parse_incremental_changed): New
9879 function.
9880 (General_options::parse_incremental_unchanged): New function.
9881 (General_options::parse_incremental_unknown): New function.
9882 (General_options::General_options): Initialize new fields
9883 incremental_disposition_ and implicit_incremental_.
9884 (General_options::finalize): Check for uasge of --incremental-*
9885 without --incremental.
9886
f073bbf7
CD		 98872009-02-06 Chris Demetriou <cgd@google.com>
9888
9889 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9890 pointer and to report location as the file name associated with
9891 the symbol.
9892 (gold_undefined_symbol_at_location): New function to replace the
9893 old gold_undefined_symbol functionality.
9894 * target-reloc.h (relocate_section): Update to use
9895 gold_undefined_symbol_at_location.
9896 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9897 Call gold_undefined_symbol function rather than gold_error.
9898 * errors.h (Errors::undefined_symbol): Take location as a
9899 string, rather than calculating it from a relocation.
9900 * errors.cc (Errors::fatal): Print "fatal error:" before the
9901 formatted message.
9902 (Errors::error, Errors::error_at_location): Print "error: "
9903 before the formatted message.
9904 (Errors::undefined_symbol): Take location as a string, rather
9905 than calculating it from a relocation.
9906 (gold_undefined_symbol_at_location): New function akin to
9907 old gold_undefined_symbol, calculates location from relocation.
9908 (gold_undefined_symbol): Change to take only a Symbol pointer
9909 and to report location as the file name associated with the symbol.
9910 * testsuite/debug_msg.sh: Update for changed error messages.
9911 * testsuite/undef_symbol.sh: Likewise.
9912
8e94a90c
ILT		 99132009-02-04 Duncan Sands <baldrick@free.fr>
9914
9915 PR 9812
9916 * reduced_debug_output.h
9917 (Output_reduced_debug_abbrev_section::failed): Use format for
9918 gold_warning.
9919 (Output_reduced_debug_info_section::faild): Likewise.
9920
88a0e15b
ILT		 99212009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9922
9923 * script.cc (Lazy_demangler): New class.
9924 (Version_script_info::get_symbol_version_helper): Demangle a
9925 symbol only once.
9926
5efc7cd2
CC		 99272009-01-29 Cary Coutant <ccoutant@google.com>
9928
9929 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9930 to __tls_get_addr.
9931 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9932
e0ebcf42
ILT		 99332009-01-28 Ian Lance Taylor <iant@google.com>
9934
5efc7cd2 9935 * version.cc (version_string): Bump to 1.9.
75fe7426 9936
e0ebcf42
ILT		 9937 * gold.h: Include <cstring> and <stdint.h>.
9938 * version.cc: Include <cstdio>.
9939 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9940 warning.
9941 * reduced_debug_output.cc (insert_into_vector): Rename from
9942 Insert_into_vector; change all callers. Use Swap_unaligned to
9943 avoid aliasing issue; remove union since it is unnecessary.
9944
8e2813be 99452009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9946
9947 * Makefile.am (CCFILES): Add gc.cc.
9948 (HFILES): Add gc.h.
9949 * Makefile.in: Regenerate.
9950 * gold.cc (Gc_runner): New class.
9951 (queue_initial_tasks): Call garbage collection related tasks
9952 when corresponding options are invoked.
9953 (queue_middle_gc_tasks): New function.
9954 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9955 processed early before laying out sections during garbage collection.
9956 * gold.h (queue_middle_gc_tasks): New function.
9957 (is_prefix_of): Move from "layout.cc".
9958 * i386.cc (Target_i386::gc_process_relocs): New function.
9959 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9960 * main.cc (main): Create object of class "Garbage_collection".
9961 * object.cc (Relobj::copy_symbols_data): New function.
9962 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9963 (Sized_relobj::do_layout): Allow this function to be called twice
9964 during garbage collection and defer layout of section during the
6d03d481
ST		 9965 first call.
9966 * object.h (Relobj::get_symbols_data): New function.
9967 (Relobj::is_section_name_included): New function.
9968 (Relobj::copy_symbols_data): New function.
9969 (Relobj::set_symbols_data): New function.
9970 (Relobj::get_relocs_data): New function.
9971 (Relobj::set_relocs_data): New function.
9972 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9973 (Relobj::gc_process_relocs): New function.
9974 (Relobj::do_gc_process_relocs): New pure virtual function.
9975 (Relobj::sd_): New data member.
9976 (Sized_relobj::is_output_section_offset_invalid): New function.
9977 (Sized_relobj::do_gc_process_relocs): New function.
9978 * options.h (General_options::gc_sections): Modify to not be a no-op.
9979 (General_options::print_gc_sections): New option.
9980 * plugin.cc (Plugin_finish::run): Remove function call to
9981 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9982 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9983 * reloc.cc (Read_relocs::run): Add task to process relocs and
9984 determine unreferenced sections when doing garbage collection.
9985 (Gc_process_relocs): New class.
9986 (Sized_relobj::do_gc_process_relocs): New function.
9987 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9988 sections that are garbage collected.
9989 * reloc.h (Gc_process_relocs): New class.
9990 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9991 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9992 symbols whose corresponding sections are garbage collected.
9993 (Symbol_table::Symbol_table): Add new parameter for the garbage
9994 collection object.
9995 (Symbol_table::gc_mark_undef_symbols): New function.
9996 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9997 (Symbol_table::gc_mark_dyn_syms): New function.
9998 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9999 as garbage.
10000 (Symbol_table::add_from_object): Likewise.
10001 (Symbol_table::add_from_relobj): When building shared objects, do not
10002 treat externally visible symbols as garbage.
10003 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10004 table information for static and relocatable links.
10005 * symtab.h (Symbol_table::set_gc): New function.
10006 (Symbol_table::gc): New function.
10007 (Symbol_table::gc_mark_undef_symbols): New function.
10008 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10009 (Symbol_table::gc_mark_dyn_syms): New function.
10010 (Symbol_table::gc_): New data member.
e1df38aa 10011 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10012 function.
10013 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10014 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10015
3b293544
CF		 100162009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10017
10018 * options.h (General_options::gc_sections): Define as a no-op for now.
10019 (General_options::no_keep_memory): Ditto.
10020 (General_options::Bshareable): Define.
10021 * options.cc (General_options::finalize): Honor -Bshareable.
10022
83d22aa8
AS		 100232009-01-20 Andreas Schwab <schwab@suse.de>
10024
10025 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10026 read the value in the contents, since we don't use it. Use the
10027 template endianness when writing.
10028 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10029
cd536b21
AS		 100302009-01-19 Andreas Schwab <schwab@suse.de>
10031
10032 * configure.tgt (powerpc64-*): Fix targ_obj.
10033
99e9a495
ILT		 100342009-01-15 Ian Lance Taylor <iant@google.com>
10035
10036 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10037 local symbols when stripping all symbols.
10038
bbbfea06
CC		 100392009-01-14 Cary Coutant <ccoutant@google.com>
10040
99e9a495 10041 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10042
0f7c0701
CC		 100432009-01-14 Cary Coutant <ccoutant@google.com>
10044
10045 * archive.cc (Archive::get_elf_object_for_member): Remove call
10046 to File_read::claim_for_plugin.
10047 * descriptors.cc (Descriptors::open): Remove reference to
10048 is_claimed.
10049 (Descriptors::claim_for_plugin): Remove.
10050 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10051 (Descriptors::is_claimed): Remove.
10052 (claim_descriptor_for_plugin): Remove.
10053 * fileread.cc (File_read::claim_for_plugin): Remove.
10054 * fileread.h (File_read::claim_for_plugin): Remove.
10055 (File_read::descriptor): Reopen descriptor if necessary.
10056 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10057 (Plugin_manager::all_symbols_read): Add task parameter. Change
10058 all callers.
10059 (Plugin_manager::get_input_file): New function.
10060 (Plugin_manager::release_input_file): New function.
10061 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10062 corresponding data member.
10063 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10064 and pass to base constructor. Change all callers.
10065 (get_input_file, release_input_file): New functions.
10066 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10067 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10068 (Plugin_manager::all_symbols_read): Add task parameter.
10069 (Plugin_manager::get_input_file): New function.
10070 (Plugin_manager::release_input_file): New function.
10071 (Plugin_manager::task_): New data member.
10072 (Pluginobj::Pluginobj): Add filesize parameter.
10073 (Pluginobj::filename): New function.
10074 (Pluginobj::descriptor): New function.
10075 (Pluginobj::filesize): New function.
10076 (Pluginobj::filesize_): New data member.
10077 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10078 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10079 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10080
10081 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10082 with archive libraries.
10083 * testsuite/Makefile.in: Regenerate.
10084 * testsuite/plugin_test.c (struct sym_info): New type.
10085 (get_input_file, release_input_file): New static variables.
10086 (onload): Capture new transfer vector entries.
10087 (claim_file_hook): Stop reading at end of file according to filesize.
10088 Factor out parsing of readelf output into separate function.
10089 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10090 APIs and get the source file name from the symbol table. Convert
10091 source file name to corresponding object file name. Print info
10092 message when adding new input files.
10093 (parse_readelf_line): New function.
10094 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10095 * testsuite/plugin_test_2.sh: Likewise.
10096 * testsuite/plugin_test_3.sh: Likewise.
10097 * testsuite/plugin_test_4.sh: New test case.
10098
62a6d109
ILT		 100992009-01-07 Ian Lance Taylor <iant@google.com>
10100
10101 * version.cc (version_string): Bump to 1.8.
10102
483620e8
CC		 101032008-12-23 Cary Coutant <ccoutant@google.com>
10104
10105 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10106 * plugin.cc (Plugin_manager::finish): Rename as
10107 layout_deferred_objects. Move cleanup to separate function.
10108 (Plugin_manager::cleanup): New function.
10109 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10110 separately.
10111 * plugin.h (Plugin_manager::finish): Rename as
10112 layout_deferred_objects.
10113 (Plugin_manager::cleanup): New function.
10114 (Plugin_manager::cleanup_done): New field.
10115
d66a9eb3
CC		 101162008-12-23 Cary Coutant <ccoutant@google.com>
10117
10118 * plugin.cc (is_visible_from_outside): New function.
10119 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10120 so we don't return "IR only" status for exported symbols or -r links.
10121
10122 * testsuite/Makefile.am (plugin_test_3): New test case.
10123 * testsuite/Makefile.in: Regenerate.
10124 * testsuite/plugin_test_3.sh: New file.
10125
5995b570
CC		 101262008-12-22 Cary Coutant <ccoutant@google.com>
10127
10128 * object.cc (Sized_relobj::layout_section): New function.
10129 (Sized_relobj::do_layout): Defer layout of input sections until after
10130 plugin has provided replacement files.
10131 (Sized_relobj::do_layout_deferred_sections): New function.
10132 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10133 (Relobj::layout_deferred_sections): New function.
10134 (Relobj::do_layout_deferred_sections): New function.
10135 (Sized_relobj::do_layout_deferred_sections): New function.
10136 (Sized_relobj::layout_section): New function.
10137 (Sized_relobj::Deferred_layout): New structure.
10138 (Sized_relobj::deferred_layout_): New field.
10139 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10140 Change all callers. Layout deferred sections.
10141 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10142 references.
10143 (Plugin_hook::run): Move code from do_plugin_hook inline.
10144 (Plugin_hook::do_plugin_hook): Remove.
10145 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10146 (Plugin_manager::finish): Renamed, was cleanup.
10147 (Plugin_manager::should_defer_layout): New function.
10148 (Plugin_manager::add_deferred_layout_object): New function.
10149 (Plugin_manager::Deferred_layout_list): New type.
10150 (Plugin_manager::deferred_layout_objects_): New field.
10151 (Plugin_hook::do_plugin_hook): Remove.
10152
ee769c88
ILT		 101532008-12-17 Ian Lance Taylor <iant@google.com>
10154
10155 * options.h (class General_options): Add --no case for
10156 --export-dynamic.
10157
abc8dcba
CC		 101582008-12-16 Cary Coutant <ccoutant@google.com>
10159
10160 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10161 vector.
10162 (Plugin_manager::claim_file): Create plugin object even if
10163 plugin did not call the add_symbols callback.
10164 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10165 asking for more symbols than were added.
10166 * testsuite/Makefile.am (plugin_test_1): Add test case with
10167 no global symbols.
10168 (empty.syms): New target.
10169 * testsuite/Makefile.in: Regenerate.
10170 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10171 message. Don't call add_symbols if no globals.
10172 (all_symbols_read_hook): Don't provide replacement for empty
10173 claimed file.
10174
b0074644
ILT		 101752008-12-12 Ian Lance Taylor <iant@google.com>
10176
68943102
ILT		 10177 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10178 r_type == 0 for a local symbol with r_sym == 0.
10179 (scan_relocatable_relocs): Pass r_sym to
10180 local_non_section_strategy.
10181 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10182 r_sym parameter.
10183
b0074644
ILT		 10184 * configure.ac: Update test for TLS descriptors: they are
10185 supported as of glibc 2.9.
10186 * configure: Rebuild.
10187
c2508178
ILT		 101882008-12-11 Ian Lance Taylor <iant@google.com>
10189
10190 PR 7091
10191 * target-reloc.h (Default_scan_relocatable_relocs): For each
10192 function, map r_type == 0 to RELOC_DISCARD.
10193
2756a258
CC		 101942008-12-10 Cary Coutant <ccoutant@google.com>
10195
10196 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10197 object to override a kept COMDAT group from a plugin object.
10198
bb6f53d3
ILT		 101992008-12-09 Ian Lance Taylor <iant@google.com>
10200
fbc558e1
ILT		 10201 PR 7088
10202 * yyscript.y (file_cmd): Handle INPUT.
10203
bb6f53d3
ILT		 10204 * testsuite/initpri1.c: Change all declarations to be full
10205 prototypes by adding void, to avoid compiler warnings.
10206
4674ecfc
CC		 102072008-12-05 Rafael Avila de Espindola <espindola@google.com>
10208
10209 * options.cc (General_options::parse_plugin_opt): New.
10210 (General_options::add_plugin): The argument now is just the filename.
10211 (General_options::add_plugin_option): New.
10212 * options.h (plugin_opt): New.
10213 (add_plugin): Change argument name.
10214 (add_plugin_option): New.
10215 * plugin.cc (Plugin::load): Don't parse the plugin option.
10216 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10217 (Plugin::add_option): New.
10218 (Plugin::args_): Change type.
10219 (Plugin::filename_): New.
10220 (Plugin_manager::add_plugin_option): New.
10221 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10222 * testsuite/Makefile.in: Regenerate.
10223
fd06b4aa
CC		 102242008-12-05 Cary Coutant <ccoutant@google.com>
10225
10226 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10227 Handle --strip-lto-sections option.
10228 * options.h (strip_lto_sections): New option.
10229
6c52134c
CC		 102302008-12-01 Cary Coutant <ccoutant@google.com>
10231
10232 * plugin.cc (ld_plugin_message): Change format parameter to const.
10233 Fix mismatch between new[] and delete.
10234
a45248e0
CC		 102352008-11-14 Cary Coutant <ccoutant@google.com>
10236
10237 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10238 instead of -1U.
10239
c82fbeee
CS		 102402008-11-05 Craig Silverstein <csilvers@google.com>
10241
10242 * options.cc (General_options::parse_dynamic_list): New function.
10243 * options.h (General_options): New flags dynamic_list,
10244 dynamic_list_data, dynamic_list_cpp_new, and
10245 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10246 (General_options::in_dynamic_list): New function.
10247 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10248 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10249 (Lex::can_continue_name): Likewise.
10250 (yylex): Likewise.
10251 (read_script_file): New parameter script_options.
10252 (read_dynamic_list): New function.
10253 (Script_options::define_dynamic_list): New function.
10254 (dynamic_list_keyword_parsecodes): New variable.
10255 (dynamic_list_keywords): New variable.
10256 * script.h (Script_options::define_dynamic_list): New function
10257 prototype.
10258 (read_dynamic_list): New function prototype.
10259 * symtab.cc (strprefix): New macro.
10260 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10261 dynamic_list_data, dynamic_list_cpp_new, and
10262 dynamic_list_cpp_typeinfo.
10263 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10264 (dynamic_list_expr): New rule.
10265 (dynamic_list_nodes): Likewise.
10266 (dynamic_list_node): Likewise.
10267 * testsuite/Makefile.am (dynamic_list): New test.
10268 * testsuite/Makefile.in: Regenerated.
10269 * testsuite/dynamic_list.t: New file.
10270 * testsuite/dynamic_list.sh: New file.
10271
e0bb29a5
CS		 102722008-11-05 Craig Silverstein <csilvers@google.com>
10273
10274 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10275 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10276 (t11_last): Likewise.
10277 * testsuite/ver_test_6.c (main): Likewise.
10278
4e1e25e0
CC		 102792008-10-07 Cary Coutant <ccoutant@google.com>
10280
10281 * options.c (General_options::finalize): Add check for -static and
10282 -shared.
10283 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10284 is not empty.
10285
92f03fcb
CC		 102862008-10-02 Cary Coutant <ccoutant@google.com>
10287
10288 * plugin.cc (make_sized_plugin_object): Fix conditional
10289 compilation to work when not all targets are enabled.
10290
fbd8a257
CC		 102912008-09-29 Cary Coutant <ccoutant@google.com>
10292
10293 * archive.cc (Archive::get_file_and_offset): Use filename instead
10294 of name to get library path.
10295 (Archive::include_member): Unlock external member of a thin archive.
10296
10297 * testsuite/Makefile.am (TEST_AR): New variable.
10298 (thin_archive_test_1): New test.
10299 (thin_archive_test_2): New test.
81636b3f
CC		 10300 * testsuite/Makefile.in: Regenerate.
10301 * testsuite/thin_archive_main.cc: New file.
10302 * testsuite/thin_archive_test_1.cc: New file.
10303 * testsuite/thin_archive_test_2.cc: New file.
10304 * testsuite/thin_archive_test_3.cc: New file.
10305 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10306
eff45813
CC		 103072008-09-29 Cary Coutant <ccoutant@google.com>
10308
10309 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10310 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10311 instead of -1U.
10312 (Sized_relobj::do_finalize_local_symbols): Likewise.
10313 (Sized_relobj::map_to_kept_section): Likewise.
10314 * object.h (Sized_relobj::invalid_address): New constant.
10315 (Sized_relobj::do_output_section_offset): Check for invalid_address
10316 and return -1ULL.
10317 * output.cc (Output_reloc::local_section_offset): Use constant
10318 invalid_address instead of -1U.
10319 (Output_reloc::get_address): Likewise.
10320 (Output_section::output_address): Change -1U to -1ULL.
10321 * output.h (Output_reloc::invalid_address): New constant.
10322 * reloc.cc (Sized_relobj::write_sections): Use constant
10323 invalid_address instead of -1U.
10324 (Sized_relobj::relocate_sections): Likewise.
10325 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10326 values for merge sections.
10327 * target-reloc.h (relocate_for_relocatable): Use constant
10328 invalid_address instead of -1U.
10329
89fc3421
CC		 103302008-09-19 Cary Coutant <ccoutant@google.com>
10331
10332 Add plugin functionality for link-time optimization (LTO).
10333 * configure.ac (plugins): Add --enable-plugins option.
10334 * configure: Regenerate.
10335 * config.in: Regenerate.
10336 * Makefile.am (LIBDL): New variable.
10337 (CCFILES): Add plugin.cc.
10338 (HFILES): Add plugin.h.
10339 (ldadd_var): Add LIBDL.
10340 * Makefile.in: Regenerate.
10341
10342 * archive.cc: Include "plugin.h".
10343 (Archive::setup): Don't preread archive symbols when using a plugin.
10344 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10345 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10346 files.
10347 (Archive::include_member): Add symbols from plugin objects.
10348 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10349 * descriptors.cc (Descriptors::open): Check for file descriptors
10350 abandoned by plugins.
10351 (Descriptors::claim_for_plugin): New function.
10352 * descriptors.h (Descriptors::claim_for_plugin): New function.
10353 (Open_descriptor::is_claimed): New field.
10354 (claim_descriptor_for_plugin): New function.
10355 * fileread.cc (File_read::claim_for_plugin): New function.
10356 * fileread.h (File_read::claim_for_plugin): New function.
10357 (File_read::descriptor): New function.
10358 * gold.cc: Include "plugin.h".
10359 (queue_initial_tasks): Add task to call plugin hooks for generating
10360 new object files.
10361 * main.cc: Include "plugin.h".
10362 (main): Load plugin libraries.
10363 * object.h (Pluginobj): Declare.
10364 (Object::pluginobj): New function.
10365 (Object::do_pluginobj): New function.
10366 (Object::set_target): New function.
10367 * options.cc: Include "plugin.h".
10368 (General_options::parse_plugin): New function.
10369 (General_options::General_options): Initialize plugins_ field.
10370 (General_options::add_plugin): New function.
10371 * options.h (Plugin_manager): Declare.
10372 (General_options): Add --plugin option.
10373 (General_options::has_plugins): New function.
10374 (General_options::plugins): New function.
10375 (General_options::add_plugin): New function.
10376 (General_options::plugins_): New field.
10377 * plugin.cc: New file.
10378 * plugin.h: New file.
10379 * readsyms.cc: Include "plugin.h".
10380 (Read_symbols::do_read_symbols): Check for archive before checking
10381 for ELF file. Call plugin hooks to claim files.
10382 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10383 from a real object file; force override when processing replacement
10384 files.
10385 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10386 (Symbol::init_base_object): Likewise.
10387 (Symbol::init_base_output_data): Likewise.
10388 (Symbol::init_base_output_segment): Likewise.
10389 (Symbol::init_base_constant): Likewise.
10390 (Symbol::init_base_undefined): Likewise.
10391 (Symbol::output_section): Assert that object is not a plugin.
10392 (Symbol_table::add_from_pluginobj): New function.
10393 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10394 undefined.
10395 (Symbol_table::sized_write_globals): Likewise.
10396 (Symbol_table::add_from_pluginobj): Instantiate template.
10397 * symtab.h (Sized_pluginobj): Declare.
10398 (Symbol::in_real_elf): New function.
10399 (Symbol::set_in_real_elf): New function.
10400 (Symbol::in_real_elf_): New field.
10401 (Symbol_table::add_from_pluginobj): New function.
10402
10403 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10404 (LIBDL): New variable.
10405 (LDADD): Add LIBDL.
10406 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10407 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10408 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10409 (MOSTLYCLEANFILES): Likewise.
10410 * testsuite/Makefile.in: Regenerate.
10411 * testsuite/plugin_test.c: New file.
10412 * testsuite/plugin_test_1.sh: New file.
10413 * testsuite/plugin_test_2.sh: New file.
10414
de31bda5
ILT		 104152008-09-16 Ian Lance Taylor <iant@google.com>
10416
9c2d0ef9
ILT		 10417 * target-reloc.h (relocate_section): Check whether a symbol is
10418 defined by the ABI before reporting an undefined symbol error.
10419 * target.h (Target::is_defined_by_abi): Make parameter const.
10420 (Target::do_is_defined_by_abi): Likewise.
10421 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10422 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10423 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10424 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10425 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10426 * testsuite/Makefile.in: Rebuild.
10427
de31bda5
ILT		 10428 * fileread.cc (make_view): Add casts to avoid warning.
10429
9fa33bee
AO		 104302008-09-16 Alexandre Oliva <aoliva@redhat.com>
10431
10432 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10433 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10434
183fd0e3
AO		 104352008-09-16 Alexandre Oliva <aoliva@redhat.com>
10436
10437 * options.h (General_options::output_is_executable): New.
10438 (General_options::output_is_pie): New.
10439 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10440 for shared libraries.
10441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10442
7be8330a
CD		 104432008-09-11 Chris Demetriou <cgd@google.com>
10444
10445 * options.h (origin): New -z option.
10446 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10447 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10448 in DT_FLAGS_1.
10449
a9caad02
CC		 104502008-09-05 Cary Coutant <ccoutant@google.com>
10451
10452 * fileread.cc (File_read::make_view): Add check for attempt to map
10453 beyond end of file.
10454
ae6dce4d
CC		 104552008-09-05 Cary Coutant <ccoutant@google.com>
10456
10457 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10458 explicit instantiations.
10459
d7ab2a47
KVH		 104602008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10461
10462 PR gold/6858
10463 * options.cc (General_options::finalize): Allow undefined symbols
10464 in shlibs if linking -shared.
10465
10466 PR gold/6859
10467 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10468 symbols as not needing a dynsym entry.
10469
1e52a9c1
CS		 104702008-08-20 Craig Silverstein <csilvers@google.com>
10471
10472 * fileread.cc (File_read::open): Do not lock the file unless it
10473 was successfully opened.
10474
d85c80a3
CC		 104752008-08-14 Cary Coutant <ccoutant@google.com>
10476
10477 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10478 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10479 * testsuite/tls_test.cc (struct int128): 128-bit struct
10480 for testing TLS relocs with non-zero addend.
10481 (v12): New TLS variable.
10482 (t12): New test.
10483 (t_last): Add check for v12.
10484 * testsuite/tls_test.h (t12): New function.
10485 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10486
2d924fd9
ILT		 104872008-08-13 Ian Lance Taylor <iant@google.com>
10488
10489 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10490 set tls_segment_ or relro_segment_.
10491 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10492 when appropriate.
10493 * output.h (Output_section::clear_is_relro): New function.
10494 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10495 sections specially even when output_data_ is empty.
10496 (Output_segment::maximum_alignment): When first section is relro,
10497 only force alignment for PT_LOAD segments.
10498 * script.cc (script_data_segment_align): New function.
10499 (script_data_segment_relro_end): New function.
10500 * script-c.h (script_data_segment_align): Declare.
10501 (script_data_segment_relro_end): Declare.
10502 * script-sections.h (class Script_sections): Declare
10503 data_segment_align and data_segment_relro_end. Add fields
10504 segment_align_index_ and saw_relro_end_.
10505 * script-sections.cc (class Sections_element): Add set_is_relro
10506 virtual function. Add new bool* parameter to place_orphan_here.
10507 Add get_output_section virtual function.
10508 (class Output_section_definition): Add set_is_relro. Add new
10509 bool* parameter to place_orphan_here. Add get_output_section.
10510 Add is_relro_ field.
10511 (Output_section_definition::Output_section_definition): Initialize
10512 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10513 and is_relro_ fields.
10514 (Output_section_definition::place_orphan_here): Add is_relro
10515 parameter.
10516 (Output_section_definition::set_section_addresses): Set relro for
10517 output section.
10518 (Output_section_definition::alternate_constraint): Likewise.
10519 (class Orphan_output_section): Add new bool* parameter to
10520 place_orphan_here. Add get_output_section.
10521 (Orphan_output_section::place_orphan_here): Add is_relro
10522 parameter.
10523 (Script_sections::Script_sections): Initialize
10524 data_segment_align_index_ and saw_relro_end_.
10525 (Script_sections::data_segment_align): New function.
10526 (Script_sections::data_segment_relro_end): New function.
10527 (Script_sections::place_orphan): Set or clear is_relro.
10528 (Script_sections::set_section_addresses): Force alignment of first
10529 TLS section.
10530 * yyscript.y (exp): Call script_data_segment_align and
10531 script_data_segment_relro_end.
10532 * testsuite/relro_script_test.t: New file.
10533 * testsuite/relro_test.cc (using_script): Declare.
10534 (t1, t2): Test using_script.
10535 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10536 (relro_script_test_SOURCES): Define.
10537 (relro_script_test_DEPENDENCIES): Define.
10538 (relro_script_test_LDFLAGS): Define.
10539 (relro_script_test_LDADD): Define.
10540 (relro_script_test.so): New target.
10541 * testsuite/Makefile.in: Rebuild.
10542
f827c9a9
CC		 105432008-08-06 Cary Coutant <ccoutant@google.com>
10544
10545 * archive.cc (Archive::total_archives, Archive::total_members)
10546 (Archive::total_members_loaded): New variables.
10547 (Archive::setup): Add parameter. Add option to preread
10548 archive symbols.
10549 (Archive::read_armap): Add counter.
10550 (Archive::get_file_and_offset): New function.
10551 (Archive::get_elf_object_for_member): New function.
10552 (Archive::read_all_symbols): New function.
10553 (Archive::read_symbols): New function.
10554 (Archive::add_symbols): Add counters.
10555 (Archive::include_all_members): Use armap to find members if it's
10556 already built.
10557 (Archive::include_member): Skip reading symbols if already read.
10558 Factored code into Archive::get_file_and_offset and
10559 Archive::get_elf_object_for_member. Changed call to
10560 Mapfile::report_include_archive_member.
10561 (Archive::print_stats): New function.
10562 * archive.h: Declare Object and Read_symbols_data classes.
10563 (Archive::Archive): Add initializers for new members.
10564 (Archive::setup): Add parameter.
10565 (Archive::print_stats): New function.
10566 (Archive::total_archives, Archive::total_members)
10567 (Archive::total_members_loaded): New variables.
10568 (Archive::get_file_and_offset): New function.
10569 (Archive::get_elf_object_for_member): New function.
10570 (Archive::read_all_symbols): New function.
10571 (Archive::read_symbols): New function.
10572 (Archive::Archive_member): New class.
10573 (Archive::members_): New member.
10574 (Archive::num_members_): New member.
10575 * main.cc: Include archive.h.
10576 (main): Call Archive::print_stats.
10577 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10578 archive parameter; member_name is now the fully-decorated name.
10579 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10580 * options.h: (General_options): Add --preread-archive-symbols option.
10581 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10582 Archive::setup.
10583
de4c45bd
ILT		 105842008-08-04 Ian Lance Taylor <iant@google.com>
10585
10586 * symtab.h (Symbol::use_plt_offset): New function.
10587 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10588 * powerpc.cc (Relocate::relocate): Likewise.
10589 * sparc.cc (Relocate::relocate): Likewise.
10590 * x86_64.cc (Relocate::relocate): Likewise.
10591 * testsuite/weak_plt.sh: New test.
10592 * testsuite/weak_plt_main.cc: New test.
10593 * testsuite/weak_plt_shared.cc: New test.
10594 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10595 (check_PROGRAMS): Add weak_plt.
10596 (check_DATA): Add weak_plt_shared.so.
10597 (weak_plt_main_pic.o, weak_plt): New targets.
10598 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10599 * testsuite/Makefile.in: Rebuild.
10600
10601 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10602 gcctestdir/ld.
10603 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10604 * testsuite/Makefile.in: Rebuild.
10605
323ee3f4
AM		 106062008-08-04 Alan Modra <amodra@bigpond.net.au>
10607
10608 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10609 * Makefile.in: Regenerate.
10610 * po/POTFILES.in: Regenerate.
10611
7c07ecec
ILT		 106122008-07-29 Ian Lance Taylor <iant@google.com>
10613
10614 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10615 symbols before other symbols.
10616 * testsuite/script_test_2.cc (test_addr): Declare.
10617 (test_addr_alias): Declare.
10618 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10619 values.
7c07ecec
ILT		 10620 * testsuite/script_test_2.t: Define test_addr_alias and
10621 test_addr.
10622
5778530e
ILT		 106232008-07-24 Ian Lance Taylor <iant@google.com>
10624
2a00e4fb
ILT		 10625 PR 5990
10626 * descriptors.cc: New file.
10627 * descriptors.h: New file.
10628 * gold-threads.h (class Hold_optional_lock): New class.
10629 * fileread.cc: Include "descriptors.h".
10630 (File_read::~File_read): Release descriptor rather than closing
10631 it.
10632 (File_read::open) [file]: Call open_descriptor rather than open.
10633 Set is_descriptor_opened_.
10634 (File_read::open) [memory]: Assert that descriptor is not open.
10635 (File_read::reopen_descriptor): New function.
10636 (File_read::release): Release descriptor.
10637 (File_read::do_read): Make non-const. Reopen descriptor.
10638 (File_read::read): Make non-const.
10639 (File_read::make_view): Reopen descriptor.
10640 (File_read::do_readv): Likewise.
10641 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10642 Update declarations.
10643 * layout.cc: Include "descriptors.h".
10644 (Layout::create_build_id): Use open_descriptor rather than open.
10645 * output.cc: Include "descriptors.h".
10646 (Output_file::open): Use open_descriptor rather than open.
10647 * archive.cc (Archive::const_iterator): Change Archive to be
10648 non-const.
10649 (Archive::begin, Archive::end): Make non-const.
10650 (Archive::count_members): Likewise.
10651 * archive.h (class Archive): Update declarations.
10652 * object.h (Object::read): Make non-const.
10653 * Makefile.am (CCFILES): Add descriptors.cc.
10654 (HFILES): Add descriptors.h.
10655 * Makefile.in: Rebuild.
10656
801647d1
ILT		 10657 PR 6716
10658 * gold.h: Always include <clocale>. Add Solaris workarounds
10659 following code in binutils/sysdep.h.
10660
5edd166e
ILT		 10661 PR 6048
10662 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10663 this->eh_frame_hdr_ is NULL before using it.
10664
c89ad728
ILT		 10665 * dynobj.cc (Versions::Versions): Update comment.
10666
aa86f06b
ILT		 10667 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10668 the base version name.
10669
5778530e
ILT		 10670 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10671 array size plus one.
10672 (Stringpool_template::set_string_offsets): Subtract one from key
10673 before using it as an array index.
10674 (Stringpool_template::get_offset_with_length): Likewise.
10675 (Stringpool_template::write_to_buffer): Likewise.
10676 * stringpool.h (Stringpool_template::get_offset_from_key):
10677 Likewise.
10678
057ead22
ILT		 106792008-07-23 Ian Lance Taylor <iant@google.com>
10680
7f649c59
ILT		 10681 PR 6658
10682 * object.h (Merged_symbol_value::value): Do our best to handle a
10683 negative addend.
10684
057ead22
ILT		 10685 PR 6647
10686 * script.cc (Version_script_info::get_versions): Don't add empty
10687 version tag to return value.
10688 (Version_script_info::get_symbol_version_helper): Change return
10689 type to bool. Add pversion parameter. Change all callers.
10690 (script_register_vers_node): Don't require a non-NULL tag.
10691 * script.h (class Version_script_info): Update declarations.
10692 (Version_script_info::get_symbol_version): Change return type to
10693 bool. Add version parameter. Change all callers.
10694 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10695 handling. Handle an empty version from a version script.
10696 (Symbol_table::define_special_symbol): Likewise.
10697 * testsuite/ver_test_10.script: New file.
10698 * testsuite/ver_test_10.sh: New file.
10699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10700 (check_DATA): Add ver_test_10.syms.
10701 (ver_test_10.syms, ver_test_10.so): New target.
10702 * testsuite/Makefile.in: Rebuild.
10703
58e54ac2
CD		 107042008-07-23 Simon Baldwin <simonb@google.com>
10705
10706 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10707 to zero for undefined symbols from dynamic libraries.
10708
95d14cd3
ILT		 107092008-07-23 Ian Lance Taylor <iant@google.com>
10710
10711 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10712 Change all callers.
10713 * symtab.h (class Symbol_table): Update declaration.
10714 * testsuite/ver_test_9.cc: New file.
10715 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10716 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10717 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10718 (ver_test_9.so, ver_test_9.o): New targets.
10719 * testsuite/Makefile.in: Rebuild.
10720
92de84a6
ILT		 107212008-07-22 Ian Lance Taylor <iant@google.com>
10722
34810851
ILT		 10723 * options.h (class General_options): Define --check-sections.
10724 * layout.cc (Layout::set_segment_offsets): Handle
10725 --check-sections.
10726
af6156ef
ILT		 10727 * options.h (class General_options): Define -n/--nmagic and
10728 -N/--omagic.
10729 * options.cc (General_options::finalize): For -n/--nmagic or
10730 -N/--omagic, set -static.
10731 * layout.cc (Layout::attach_allocated_section_to_segment): If
10732 -N/--omagic, don't put read-only and read-write sections in
10733 different segments.
10734 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10735 finding a read-only segment.
10736 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10737 don't set the minimum segment alignment to the common page size,
10738 and don't set the file offset to the address modulo the page size.
10739 * script-sections.cc (Script_sections::create_segments): If
10740 -n/--omagic, don't put read-only and read-write sections in
10741 different segments.
10742
92de84a6
ILT		 10743 * cref.cc: New file.
10744 * cref.h: New file.
10745 * options.h (class General_options): Add --print-symbol-counts.
10746 * main.cc (main): Issue defined symbol report if requested.
10747 * archive.cc (Archive::interpret_header): Make into a const member
10748 function.
10749 (Archive::add_symbols): Call Input_objects::archive_start and
10750 archive_stop.
10751 (Archive::const_iterator): Define new class.
10752 (Archive::begin, Archive::end): New functions.
10753 (Archive::include_all_members): Rewrite to use iterator.
10754 (Archive::count_members): New function.
10755 * archive.h (class Archive): Update declarations.
10756 (Archive::filename): New function.
10757 * object.cc: Include "cref.h".
10758 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10759 (Sized_relobj::do_get_global_symbol_counts): New function.
10760 (Input_objects::add_object): Add object to cross-referencer.
10761 (Input_objects::archive_start): New function.
10762 (Input_objects::archive_stop): New function.
10763 (Input_objects::print_symbol_counts): New function.
10764 * object.h: Declare Cref and Archive.
10765 (Object::get_global_symbol_counts): New function.
10766 (Object::do_get_global_symbol_counts): New pure virtual function.
10767 (class Sized_relobj): Add defined_count_ field. Update
10768 declarations.
10769 (class Input_objects): Add cref_ field. Update constructor.
10770 Update declarations.
10771 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10772 defined_count_.
10773 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10774 symbol counts.
10775 (Sized_dynobj::do_get_global_symbol_counts): New function.
10776 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10777 defined_count_. Update declarations. Define Symbols typedef.
10778 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10779 parameter. Change all callers.
10780 (Symbol_table::add_from_dynobj): Add sympointers and defined
10781 parameters. Change all callers.
10782 * symtab.h (class Symbol_table): Update declarations.
10783 * Makefile.am (CCFILES): Add cref.cc.
10784 (HFILES): Add cref.h.
10785 * Makefile.in: Rebuild.
10786
3f7c5e1d
CD		 107872008-07-22 Simon Baldwin <simonb@google.com>
10788
10789 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10790 to zero when writing undefined symbols.
10791
e0b64032
ILT		 107922008-07-22 Ian Lance Taylor <iant@google.com>
10793
10794 * output.cc (Output_section::add_input_section): Don't try to
10795 merge empty merge sections.
10796
096b02cf
CS		 107972008-07-21 Craig Silverstein <csilvers@google.com>
10798
10799 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10800 Include symbol version in error message.
cd536b21 10801
1d1f116d
CD		 108022008-07-20 Chris Demetriou <cgd@google.com>
10803
cd536b21 10804 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10805 (RANDOM_SEED_CFLAGS): New substituted variable.
10806 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10807 * configure: Rebuild.
10808 * Makefile.in: Likewise.
10809 * testsuite/Makefile.in: Likewise.
10810
a18f591e
ILT		 108112008-07-18 Ian Lance Taylor <iant@google.com>
10812
10813 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10814 where we see NAME/NULL and NAME/VERSION as separate symbols.
10815 * testsuite/ver_test_main.cc (main): Call t4.
10816 (t4, t4_2a): Define.
10817 * testsuite/ver_test_2.cc (t4_2): Define.
10818 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10819 * testsuite/ver_test_4.cc (t4_2a): Define.
10820 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10821 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10822
c6e3f6ed
ILT		 108232008-07-17 Ian Lance Taylor <iant@google.com>
10824
10825 * dynobj.cc (Versions::add_def): If we give an error about a
10826 missing version, go ahead and create the version anyhow.
10827
ef9beddf
ILT		 108282008-07-10 Ian Lance Taylor <iant@google.com>
10829
10830 Handle output sections with more than 0x7fffffff bytes.
10831 * object.h (class Relobj): Change map_to_output_ to
10832 output_sections_, and just keep a section pointer. Change all
10833 uses. Move comdat group support to Sized_relobj.
10834 (Relobj::is_section_specially_mapped): Remove.
10835 (Relobj::output_section): Remove poff parameter. Change all
10836 callers.
10837 (Relobj::output_section_offset): New function.
10838 (Relobj::set_section_offset): Rewrite.
10839 (Relobj::map_to_output): Remove.
10840 (Relobj::output_sections): New function.
10841 (Relobj::do_output_section_offset): New pure virtual function.
10842 (Relobj::do_set_section_offset): Likewise.
10843 (class Sized_relobj): Add section_offsets_ field. Add comdat
10844 group support from Relobj. Update declarations.
10845 (Sized_relobj::get_output_section_offset): New function.
10846 (Sized_relobj::do_output_section_offset): New function.
10847 (Sized_relobj::do_set_section_offset): New function.
10848 * object.cc (Relobj::output_section_address): Remove.
10849 (Sized_relobj::Sized_relobj): Initialize new fields.
10850 (Sized_relobj::include_section_group): Cast find_kept_object to
10851 Sized_relobj.
10852 (Sized_relobj::include_linkonce_section): Likewise.
10853 (Sized_relobj::do_layout): Use separate arrays for output section
10854 and output offset.
10855 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10856 output_sections.
10857 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10858 output_sections and section_offsets.
10859 (Sized_relobj::write_local_symbols): Likewise.
10860 (map_to_kept_section): Compute output address directly.
10861 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10862 output_sections and section_offsets.
10863 (Sized_relobj::write_sections): Likewise.
10864 (Sized_relobj::relocate_sections): Likewise.
10865 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10866 * output.h (class Output_reloc): Update declarations. Change
10867 u2_.relobj to Sized_relobj*.
10868 (class Output_data_reloc): Change add functions to use
10869 Sized_relobj*.
10870 * output.cc (Output_reloc::Output_reloc): Change relobj to
10871 Sized_relobj*.
10872 (Output_reloc::local_section_offset): Change return type to
10873 Elf_Addr. Use get_output_section_offset.
10874 (Output_reloc::get_address): Likewise.
10875 (Output_section::is_input_address_mapped): Don't call
10876 is_section_specially_mapped.
10877 (Output_section::output_offset): Likewise.
10878 (Output_section::output_address): Likewise.
10879 (Output_section::starting_output_address): Likewise.
10880 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10881 parameter to Sized_relobj*.
10882 (Copy_relocs::need_copy_reloc): Likewise.
10883 (Copy_relocs::save): Likewise.
10884 * copy-relocs.h (class Copy_relocs): Update declarations.
10885 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10886 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10887 * target-reloc.h (relocate_for_relocatable): Change
10888 offset_in_output_section type to Elf_Addr. Change code that uses
10889 it as well.
10890 * layout.cc (Layout::layout): Always set *off.
10891 * mapfile.cc (Mapfile::print_input_section): Use
10892 output_section_offset.
10893 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10894 Sized_relobj*.
10895 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10896 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10897 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10898
5cb66f97
ILT		 108992008-07-03 Ian Lance Taylor <iant@google.com>
10900
10901 * layout.cc (Layout::include_section): Do not discard unrecognized
10902 SHT_STRTAB sections.
10903
afe47622
CS		 109042008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10905
10906 * script.cc (Lex::can_continue_name): Make '?' allowable in
10907 version-script names.
10908 * testsuite/version_script.map: Change glob pattern to use '?'
10909
5adf9721
ILT		 109102008-06-30 Manish Singh <yosh@gimp.org>
10911
10912 PR 6585
10913 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10914 Correct typo.
10915
e6fde208
ILT		 109162008-06-30 Ian Lance Taylor <iant@google.com>
10917
10918 PR 6660
10919 PR 6682
10920 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10921 versions]: Don't try to read the value in the contents, since we
10922 don't use it. Use the template endianness when writing.
10923
3f2e6a2d
CC		 109242008-06-25 Cary Coutant <ccoutant@google.com>
10925
10926 * fileread.cc (File_read::make_view): Assert on zero-length view.
10927 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10928 symbol table when there are no symbols to read.
10929
c43d3a48
CS		 109302008-06-23 Craig Silverstein <csilvers@google.com>
10931
10932 * version.cc (version_string): Bump to 1.7
10933
5f494ea0
CS		 109342008-06-18 Craig Silverstein <csilvers@google.com>
10935
10936 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10937 constant 0xFFFF to type Valtype.
10938 (Powerpc_relocate_functions::rel16_ha): Likewise.
10939
c42e122e
ILT		 109402008-06-17 Ian Lance Taylor <iant@google.com>
10941
f34787f8
ILT		 10942 * output.h (Output_section::Input_section): Initialize p2align_ to
10943 zero for Output_section_data constructors.
10944 (Output_section::Input_section::addralign): If not an input
10945 section, return the alignment of the Output_section_data.
10946 * testsuite/copy_test.cc: New file.
10947 * testsuite/copy_test_1.cc: New file.
10948 * testsuite/copy_test_2.cc: New file.
10949 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10950 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10951 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10952 (copy_test_1_pic.o, copy_test_1.so): New targets.
10953 (copy_test_2_pic.o, copy_test_2.so): New targets.
10954 * testsuite/Makefile.in: Rebuild.
10955
c42e122e
ILT		 10956 * script-sections.cc (Script_sections::place_orphan): Initialize
10957 local variable exact.
10958
ce3ac18a
DE		 109592008-06-13 David Edelsohn <edelsohn@gnu.org>
10960
10961 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10962
42cacb20
DE		 109632008-06-12 David Edelsohn <edelsohn@gnu.org>
10964 David S. Miller <davem@davemloft.net>
10965
10966 * powerpc.cc: New file.
10967 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10968 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10969 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10970 * Makefile.in: Rebuild.
10971
7b308235
ILT		 109722008-06-09 Ian Lance Taylor <iant@google.com>
10973
10974 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10975 <exception>.
10976 (throwing, orig_terminate): New static variables.
10977 (terminate_handler): New static function.
10978 (t2): Set terminate handler.
10979
f0b886e3
ILT		 109802008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10981
10982 PR 6584
cd536b21 10983 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10984 alignment.
10985
3e90f135
CC		 109862008-05-30 Cary Coutant <ccoutant@google.com>
10987
10988 * archive.cc (Archive::include_all_members) Correct to step
10989 over symbol table and extended name table in thin archives.
10990
e09ad04a
ILT		 109912008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10992
10993 PR 6407
10994 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10995 calculation.
10996
62b01cb5
ILT		 109972008-05-28 Caleb Howe <cshowe@google.com>
10998
10999 * reduced_debug_output.cc: New file.
11000 * reduced_debug_output.h: New file.
92de84a6 11001 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11002 * options.cc (General_options::finalize): Add strip_debug_non_line
11003 to the strip heirarchy.
11004 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11005 fields.
11006 * layout.cc: Include "reduced_debug_output.h".
11007 (Layout::Layout): Initialize new fields.
11008 (line_only_debug_sections): New static array.
11009 (is_lines_only_debug_sections): New static inline function.
11010 (Layout::include_section): Handle --strip-debug-non-line.
11011 (Layout::make_output_section): If --strip-debug-non-line, build
11012 new output sections for .debug_abbrev and .debug_info.
11013 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11014 gold. Warn about possible overflow.
11015 (read_signed_LEB_128): Likewise.
11016 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11017 (read_signed_LEB_128): Declare.
11018 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11019 (HFILES): Add reduced_debug_output.h.
11020 * Makefile.in: Rebuild.
11021
7d9e3d98
ILT		 110222008-05-21 Ian Lance Taylor <iant@google.com>
11023
11024 * mapfile.cc: New file.
11025 * mapfile.h: New file.
11026 * options.h (class General_options): Add -M/--print-map and -Map.
11027 * options.cc (General_options::finalize): Make -M equivalent to
11028 -Map -.
11029 * main.cc: Include <cstdio> and "mapfile.h".
11030 (main): Open mapfile if requested.
11031 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11032 constructor. Change caller.
11033 (queue_initial_tasks): Add mapfile parameter. Change caller.
11034 (queue_middle_tasks): Likewise.
11035 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11036 declarations.
11037 * archive.cc: Include "mapfile.h".
11038 (Archive::add_symbols): Add mapfile parameter. Change all
11039 callers. Pass mapfile, symbol, and reason to include_member.
11040 (Archive::include_all_members): Add mapfile parameter. Change all
11041 callers.
11042 (Archive::include_member): Add mapfile, sym, and why parameters.
11043 Change all callers. Report inclusion to map file.
11044 * archive.h: Include "fileread.h".
11045 (class Archive): Update declarations.
11046 (Archive::file): New const method.
11047 (class Add_archive_symbols): Add mapfile_ field. Update
11048 constructor. Change all callers.
11049 * readsyms.h (class Read_symbols): Likewise.
11050 (class Finish_group): Likewise.
11051 (class Read_script): Likewise.
11052 * common.cc: Include "mapfile.h".
11053 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11054 all callers.
11055 (Symbol_table::do_allocate_commons): Likewise.
11056 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11057 symbol allocation to mapfile.
11058 * common.h (class Allocate_commons_task): Add mapfile_ field.
11059 Update constructor. Change all callers.
11060 * symtab.h (class Symbol_table): Update declarations.
11061 * layout.cc: Include "mapfile.h".
11062 (Layout_task_runner::run): Print information to mapfile.
11063 (Layout::create_gold_note): Change Output_data_fixed_space to
11064 Output_data_zero_fill.
11065 (Layout::create_build_id): Likewise.
11066 (Layout::print_to_mapfile): New function.
11067 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11068 constructor. Change caller.
11069 (class Layout): Declare print_to_mapfile.
11070 * output.cc (Output_section::Input_section::print_to_mapfile): New
11071 function.
11072 (Output_section::add_input_section): If producing a map, always
11073 add to input_sections_ list.
11074 (Output_section::do_print_to_mapfile): New function.
11075 (Output_segment::print_sections_to_mapfile): New function.
11076 (Output_segment::print_section_list_to_mapfile): New function.
11077 * output.h: Include "mapfile.h".
11078 (Output_data::print_to_mapfile): New function.
11079 (Output_data::do_print_to_mapfile): New virtual function.
11080 (Output_segment_headers::do_print_to_mapfile): New function.
11081 (Output_file_header::do_print_to_mapfile): New function.
11082 (Output_data_const::do_print_to_mapfile): New function.
11083 (class Output_data_const_buffer): Add map_name_ field. Update
11084 constructor. Change all callers. Add do_print_to_mapfile
11085 function.
11086 (class Output_data_fixed_space): Likewise.
11087 (class Output_data_space): Likewise.
11088 (class Output_data_zero_fill): New class.
11089 (Output_data_strtab::do_print_to_mapfile): New function.
11090 (Output_data_reloc_base::do_print_to_mapfile): New function.
11091 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11092 (Output_data_group::do_print_to_mapfile): New function.
11093 (Output_data_got::do_print_to_mapfile): New function.
11094 (Output_data_dynamic::do_print_to_mapfile): New function.
11095 (Output_symtab_xindex::do_print_to_mapfile): New function.
11096 (class Output_section): Declare do_print_to_mapflie. Declare
11097 print_to_mapfile in Input_section.
11098 (class Output_segment): Declare new functions.
11099 * object.h (Sized_relobj::symbol_count): New function.
11100 * script-sections.cc
11101 (Output_section_element_dot_assignment::set_section_addresses):
11102 Change Output_data_fixed_space to Output_data_zero_fill.
11103 (Output_data_expression::do_print_to_mapfile): New function.
11104 * script.cc (read_input_script): Add mapfile parameter. Change
11105 all callers.
11106 * script.h (read_input_script): Update declaration.
11107 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11108 (Eh_frame::do_print_to_mapfile): New function.
11109 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11110 (Output_merge_string::do_print_to_mapfile): New function.
11111 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11112 function.
11113 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11114 function.
11115 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11116 function.
11117 * Makefile.am (CCFILES): Add mapfile.cc.
11118 (HFILES): Add mapfile.h.
11119 * Makefile.in: Rebuild.
11120
9f1d377b
ILT		 111212008-05-19 Ian Lance Taylor <iant@google.com>
11122
11123 * options.h (class General_options): Add -z relro.
11124 * layout.cc (Layout::Layout): Initialize relro_segment_.
11125 (Layout::add_output_section_data): Return the output section.
11126 (Layout::make_output_section): Rcognize relro sections and mark
11127 them appropriately.
11128 (Layout::attach_allocated_section_to_segment): Put relro sections
11129 in a PT_GNU_RELRO segment.
11130 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11131 section as relro.
11132 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11133 PT_TLS segments.
11134 (Layout::linkonce_mapping): Map d.rel.ro.local to
11135 .data.rel.ro.local.
11136 (Layout::output_section_name): Us .data.rel.ro.local for any
11137 section which begins with that.
11138 * layout.h (class Layout): Update add_output_section_data
11139 declaration. Add relro_segment_ field.
11140 * output.cc (Output_section::Output_section): Initialize is_relro_
11141 and is_relro_local_ fields.
11142 (Output_segment::add_output_section): Group relro sections.
11143 (Output_segment::is_first_section_relro): New function.
11144 (Output_segment::maximum_alignment): If there is a relro section,
11145 align the segment to the common page size.
11146 (Output_segment::set_section_addresses): Track whether we are
11147 looking at relro sections. If the last section is a relro
11148 section, align to the common page size.
11149 (Output_segment::set_section_list_addresses): Add in_relro
11150 parameter. Change all callers. Align to the page size when
11151 moving from relro to non-relro section.
11152 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11153 segment.
11154 * output.h (class Output_section): Add is_relro_ and
11155 is_relro_local_ fields.
11156 (Output_section::is_relro): New function.
11157 (Output_section::set_is_relro): New function.
11158 (Output_section::is_relro_local): New function.
11159 (Output_section::set_is_relro_local): New function.
11160 (class Output_segment): Update declarations.
11161 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11162 * sparc.cc (Target_sparc::got_section): Likewise.
11163 * x86_64.cc (Target_x86_64::got_section): Likewise.
11164 * testsuite/relro_test_main.cc: New file.
11165 * testsuite/relro_test.cc: New file.
11166 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11167 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11168 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11169 (relro_test.so, relro_test_pic.o): New targets.
11170 * testsuite/Makefile.in: Rebuild.
11171
a984ee1d
ILT		 111722008-05-16 Ian Lance Taylor <iant@google.com>
11173
01676dcd
ILT		 11174 * output.cc (Output_segment::add_output_section): Remove front
11175 parameter.
11176 * output.h (class Output_segment): Remove
11177 add_initial_output_section and overloaded add_output_section.
11178 Update declaration of remaining add_output_section.
11179 * layout.cc (Layout::create_interp): Call add_output_section
11180 rather than add_initial_output_section.
11181 (Layout::finish_dynamic_section): Likewise.
11182
497897f9
ILT		 11183 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11184 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11185 know the dynamic type.
11186 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11187 field. Initialize it in constructor.
11188 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11189 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11190 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11191 reloc.
11192
a984ee1d
ILT		 11193 * output.cc (Output_reloc::get_address): Change return type to
11194 Elf_Addr.
11195 * output.h (class Output_reloc): Update get_address declaration.
11196 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11197 for section addresses.
11198
55ba0940
ILT		 111992008-05-09 Ian Lance Taylor <iant@google.com>
11200
11201 PR 6493
11202 * gold.cc (gold_nomem): Use return value of write.
11203
75517b77
ILT		 112042008-05-08 Ian Lance Taylor <iant@google.com>
11205
11206 * symtab.c (Symbol::init_base_output_data): Add version
11207 parameter. Change all callers.
11208 (Symbol::init_base_output_segment): Likewise.
11209 (Symbol::init_base_constant): Likewise.
11210 (Symbol::init_base_undefined): Likewise.
11211 (Sized_symbol::init_output_data): Likewise.
11212 (Sized_symbol::init_output_segment): Likewise.
11213 (Sized_symbol::init_constant): Likewise.
11214 (Sized_symbol::init_undefined): Likewise.
11215 (Symbol_table::do_define_in_output_data): If the new symbol has a
11216 version, mark it as the default.
11217 (Symbol_table::do_define_in_output_segment): Likewise.
11218 (Symbol_table::do_define_as_constant): Likewise.
11219 * symtab.h (class Symbol): Update declarations.
11220 (class Sized_symbol): Likewise.
11221 * resolve.cc (Symbol::override_version): New function.
c42e122e 11222 (Symbol::override_base): Call override_version.
75517b77
ILT		 11223 (Symbol::override_base_with_special): Likewise.
11224 * testsuite/ver_script_8.script: New file.
11225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11226 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11227 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11228 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11229
f1f70eae
ILT		 112302008-05-06 Ian Lance Taylor <iant@google.com>
11231
f3e9c5c5
ILT		 11232 PR 6049
11233 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11234 functions.
11235 (class General_options): Remove existing --undefined, and add
11236 --no-undefined instead. Add new --undefined as synonym for -u.
11237 * archive.cc (Archive::add_symbols): Check whether symbol was
11238 named with -u.
11239 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11240 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11241 all uses. Add IS_UNDEFINED. Update declarations to split
11242 different versions of init_base. Declare init_base_undefined.
11243 (Symbol::is_defined): Handle IS_UNDEFINED.
11244 (Symbol::is_undefined): Likewise.
11245 (Symbol::is_weak_undefined): Call is_undefined.
11246 (Symbol::is_absolute): Handle IS_CONSTANT.
11247 (class Sized_symbol): Update declarations to split different
11248 versions of init. Declare init_undefined.
11249 (class Symbol_table): Declare new functions.
11250 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11251 Change all callers.
11252 (Symbol::init_base_output_data): Likewise.
11253 (Symbol::init_base_output_segment): Likewise.
11254 (Symbol::init_base_constant): Likewise.
11255 (Symbol::init_base_undefined): New function.
11256 (Sized_symbol::init_object): Rename from init. Change all
11257 callers.
11258 (Sized_symbol::init_output_data): Likewise.
11259 (Sized_symbol::init_output_segment): Likewise.
11260 (Sized_symbol::init_constant): Likewise.
11261 (Sized_symbol::init_undefined): New function.
11262 (Symbol_table::add_undefined_symbols_from_command_line): New
11263 function.
11264 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11265 function.
11266 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11267 (Symbol::output_section): Likewise.
11268 (Symbol::set_output_section): Likewise.
11269 (Symbol_table::sized_finalize_symbol): Likewise.
11270 (Symbol_table::sized_write_globals): Likewise.
11271 * resolve.cc (Symbol_table::should_override): Likewise.
11272 (Symbol::override_base_with_special): Likewise.
11273
8bdcdf2c
ILT		 11274 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11275 symbol, change it to have default visibility.
11276 * testsuite/protected_1.cc: New file.
11277 * testsuite/protected_2.cc: New file.
11278 * testsuite/protected_3.cc: New file.
11279 * testsuite/protected_main_1.cc: New file.
11280 * testsuite/protected_main_2.cc: New file.
11281 * testsuite/protected_main_3.cc: New file.
11282 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11283 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11284 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11285 (protected_1.so): New target.
11286 (protected_1_pic.o, protected_2_pic.o): New targets.
11287 (protected_3_pic.o): New target.
11288 (check_PROGRAMS): Add protected_2.
11289 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11290 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11291 * testsuite/Makefile.in: Rebuild.
11292
2b706932
ILT		 11293 * options.h (DEFINE_var): Add set_user_set_##varname__.
11294 (DEFINE_bool_alias): New macro.
11295 (class General_options): Define -Bstatic using DEFINE_bool_alias
11296 rather than DEFINE_special. Add --undefined as an alias for -z
11297 defs.
11298 * options.cc (General_options::parse_Bstatic): Remove.
11299
d82a5bcc
ILT		 11300 * options.h (class General_options): Add --fatal-warnings.
11301 * main.cc (main): Implement --fatal-warnings.
11302 * errors.h (Errors::warning_count): New function.
11303
f1f70eae
ILT		 11304 * options.h (class General_options): Add -Bsymbolic-functions.
11305 * symtab.h (Symbol::is_preemptible): Check for
11306 -Bsymbolic-functions.
11307
8825ac63
ILT		 113082008-05-05 Ian Lance Taylor <iant@google.com>
11309
d98bc257
ILT		 11310 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11311 as noVARNAME rather than no-VARNAME.
11312 (class General_options): Add option -z combreloc.
11313 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11314 get_address.
11315 (Output_reloc::sort_before) [SHT_REL]: New function.
11316 (Output_reloc::sort_before) [SHT_RELA]: New function.
11317 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11318 Sort_relocs_comparison.
11319 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11320 parameter. Change all callers.
11321 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11322 sort_relocs parameter. Change all callers.
11323 * output.cc (Output_reloc::get_address): New function, broken out
11324 of write_rel.
11325 (Output_reloc::write_rel): Call it.
11326 (Output_reloc::compare): New function.
11327 (Output_data_reloc_base::do_write): Optionally sort relocs.
11328
60b2b4e7
ILT		 11329 * configure.ac: If targ_extra_obj is set, link it in.
11330 * configure.tgt: Initialize all variables.
11331 (x86_64*): Set targ_extra_obj and targ_extra_size.
11332 * configure: Rebuild.
11333
8825ac63
ILT		 11334 * object.cc (Sized_relobj::include_section_group): Adjust section
11335 indexes read from group data. Build vector to pass to
11336 layout_group.
11337 * layout.cc (Layout::layout_group): Add flags and shndxes
11338 parameters. Remove contents parameter. Change caller. Update
11339 explicit instantiations.
11340 * layout.h (class Layout): Update layout_group declaration.
11341 * output.cc (Output_data_group::Output_data_group): Add flags and
11342 input_shndxes parameters. Remove contents parameter. Change
11343 caller.
11344 (Output_data_group::do_write): Change input_sections_ to
11345 input_shndxes_.
11346 * output.h (class Output_data_group): Update constructor
11347 declaration. Rename input_sections_ to input_shndxes_.
11348 * testsuite/many_sections_test.cc: Add template.
11349
e94cf127
CC		 113502008-04-30 Cary Coutant <ccoutant@google.com>
11351
4418b2d5
CC		 11352 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11353
e94cf127
CC		 11354 * layout.cc (Layout::include_section): Refactored check for debug
11355 info section.
11356 (Layout::add_comdat): Add new parameters. Change type
11357 of signature parameter. Add object and shndx to signatures table.
11358 (Layout::find_kept_object): New function.
11359 * layout.h: Include <cstring>.
11360 (Layout::is_debug_info_section): New function.
11361 (Layout::add_comdat): Add new parameters.
11362 (Layout::find_kept_object): New function.
11363 (Layout::Kept_section): New struct.
11364 (Layout::Signatures): Change type of map range.
11365 * object.cc (Relobj::output_section_address): New function.
11366 (Sized_relobj::include_section_group): Add new parameters. Change
11367 calls to Layout::add_comdat. Change to build table of kept comdat
11368 groups and table mapping discarded sections to kept sections.
11369 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11370 (Sized_relobj::do_layout): Change calls to include_section_group and
11371 include_linkonce_section.
11372 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11373 value to zero when section is discarded.
11374 (Sized_relobj::map_to_kept_section): New function.
11375 * object.h (Relobj::output_section_address): New function.
11376 (Relobj::Comdat_group): New type.
11377 (Relobj::find_comdat_group): New function.
11378 (Relobj::Comdat_group_table): New type.
11379 (Relobj::Kept_comdat_section): New type.
11380 (Relobj::Kept_comdat_section_table): New type.
11381 (Relobj::add_comdat_group): New function.
11382 (Relobj::set_kept_comdat_section): New function.
11383 (Relobj::get_kept_comdat_section): New function.
11384 (Relobj::comdat_groups_): New field.
11385 (Relobj::kept_comdat_sections_): New field.
11386 (Symbol_value::input_value): Update comment.
11387 (Sized_relobj::map_to_kept_section) New function.
11388 (Sized_relobj::include_linkonce_section): Add new parameter.
11389 * target-reloc.h (Comdat_behavior): New type.
11390 (get_comdat_behavior): New function.
11391 (relocate_section): Add code to map a discarded section to the
11392 corresponding kept section when applying a relocation.
11393
e4e5049b
CS		 113942008-04-30 Craig Silverstein <csilvers@google.com>
11395
11396 * dwarf_reader.cc (next_generation_count): New static var.
11397 (Addr2line_cache_entry): New struct.
11398 (addr2line_cache): New static var.
11399 (Dwarf_line_info::one_addr2line): Added caching.
11400 (Dwarf_line_info::clear_addr2line_cache): New function.
11401 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11402 cache-size parameter.
11403 (Dwarf_line_info::one_addr2line_cache): New function.
11404 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11405 new cache-size argument to one_addr2line(), and clear cache.
11406
d09e9154
CC		 114072008-04-28 Cary Coutant <ccoutant@google.com>
11408
11409 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11410 R_386_PC8 relocations.
11411
7ef73768
ILT		 114122008-04-23 Ian Lance Taylor <iant@google.com>
11413
55438702
ILT		 11414 * object.cc (Sized_relobj::include_section_group): Check for
11415 invalid section group.
11416
c165fb93
ILT		 11417 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11418 header size.
11419
7ef73768
ILT		 11420 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11421 than read for file header.
11422 * archive.cc (Archive::include_member): Likewise.
11423
6194aaab
L		 114242008-04-23 Paolo Bonzini <bonzini@gnu.org>
11425
11426 * aclocal.m4: Regenerate.
11427 * configure: Regenerate.
11428
d491d34e
ILT		 114292008-04-19 Ian Lance Taylor <iant@google.com>
11430
5ea2bac6
ILT		 11431 * version.cc (version_string): Bump to 1.6.
11432
7bc3e21a
ILT		 11433 * testsuite/Makefile.am (many_sections_r_test): New target.
11434 (many_sections_r_test_SOURCES): Remove.
11435 (many_sections_r_test_DEPENDENCIES): Remove.
11436 (many_sections_r_test_LDFLAGS): Remove.
11437 (many_sections_r_test_LDADD): Remove.
11438
7fcd3aa9
ILT		 11439 * object.cc (Sized_relobj::do_add_symbols): Always pass
11440 local_symbol_count_ to add_from_relobj.
11441
4c94d6ae
ILT		 11442 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11443 every thousand variables.
11444 * testsuite/Makefile.in: Rebuild.
11445
d491d34e
ILT		 11446 * object.cc (Xindex::initialize_symtab_xindex): New function.
11447 (Xindex::read_symtab_xindex): New function.
11448 (Xindex::sym_xindex_to_shndx): New function.
11449 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11450 available.
11451 (Sized_relobj::do_initialize_xindex): New function.
11452 (Sized_relobj::do_read_symbols): Adjust section links.
11453 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11454 parameter. Change all callers.
11455 (Sized_relobj::include_section_group): Adjust section links and
11456 symbol section indexes.
11457 (Sized_relobj::do_layout): Adjust section links.
11458 (Sized_relobj::do_count_local_symbols): Adjust section links and
11459 symbol section indexes.
11460 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11461 ordinary and special symbols.
11462 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11463 dynsym_xindex parameters. Change all callers. Adjust section
11464 links. Use SHN_XINDEX when needed.
11465 (Sized_relobj::get_symbol_location_info): Adjust section links.
11466 Don't get fooled by special symbols.
11467 * object.h (class Xindex): Define.
11468 (class Object): Add xindex_ parameter. Declare virtual functoin
11469 do_initialize_xindex.
11470 (Object::adjust_sym_shndx): New function.
11471 (Object::set_xindex): New protected function.
11472 (class Symbol_value): Add is_ordinary_shndx_ field.
11473 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11474 (Symbol_value::value): Assert ordinary section.
11475 (Symbol_value::initialize_input_to_output_map): Likewise.
11476 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11477 Change all callers.
11478 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11479 all callers.
11480 (class Sized_relobj): Update declarations.
11481 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11482 parameter. Change all callers.
11483 (Sized_relobj::adjust_shndx): New function.
11484 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11485 field.
11486 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11487 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11488 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11489 (Sized_dynobj::read_dynsym_section): Adjust section links.
11490 (Sized_dynobj::read_dynamic): Likewise.
11491 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11492 section links.
11493 (Sized_dynobj::do_initialize_xindex): New function.
11494 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11495 do_initialize_xindex.
11496 (Sized_dynobj::adjust_shndx): New function.
11497 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11498 dynsym_xindex_ fields.
11499 (Layout::finalize): Add a call to set_section_indexes before
11500 creating the symtab sections.
11501 (Layout::set_section_indexes): Don't do anything if the section
11502 already has a section index.
11503 (Layout::create_symtab_sections): Add shnum parameter. Change
11504 caller. Create .symtab_shndx section if needed.
11505 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11506 caller.
11507 (Layout::allocated_output_section_count): New function.
11508 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11509 needed.
11510 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11511 fields. Update declarations.
11512 (Layout::symtab_xindex): New function.
11513 (Layout::dynsym_xindex): New function.
11514 (class Write_symbols_task): Add layout_ field.
11515 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11516 Change caller.
11517 * output.cc (Output_section_headers::Output_section_headers): Add
11518 shstrtab_section parameter. Change all callers.
11519 (Output_section_headers::do_sized_write): Store overflow values
11520 for section count and section string table section index in
11521 section header zero.
11522 (Output_file_header::do_sized_write): Check for overflow of
11523 section count and section string table section index.
11524 (Output_symtab_xindex::do_write): New function.
11525 (Output_symtab_xindex::endian_do_write): New function.
11526 * output.h (class Output_section_headers): Add shstrtab_section_.
11527 Update declarations.
11528 (class Output_symtab_xindex): Define.
11529 (Output_section::has_out_shndx): New function.
11530 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11531 field.
11532 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11533 Change all callers.
11534 (Sized_symbol::init): Likewise.
11535 (Symbol::output_section): Check for ordinary symbol.
11536 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11537 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11538 callers.
11539 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11540 Change all callers. Simplify handling of symbols from sections
11541 not included in the link.
11542 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11543 distinction.
11544 (Weak_alias_sorter::operator()): Assert that symbols are
11545 ordinary.
11546 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11547 distinction.
11548 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11549 parameters. Change all callers.
11550 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11551 symbol distinction. Use SHN_XINDEX when needed.
11552 (Symbol_table::write_section_symbol): Add symtab_xindex
11553 parameter. Change all callers.
11554 (Symbol_table::sized_write_section_symbol): Likewise. Use
11555 SHN_XINDEX when needed.
11556 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11557 declarations.
11558 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11559 (Symbol::is_defined): Check is_ordinary.
11560 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11561 (Symbol::is_absolute, Symbol::is_common): Likewise.
11562 (class Sized_symbol): Update declarations.
11563 (class Symbol_table): Update declarations.
11564 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11565 parameters. Change all callers.
11566 (Sized_symbol::override): Likewise.
11567 (Symbol_table::override): Likewise.
11568 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11569 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11570 is_ordinary, and orig_st_shndx parameters. Change all callers.
11571 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11572 to be in an ordinary section.
11573 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11574 object and is_ordinary parameters. Change all callers.
11575 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11576 Change all callers. Don't add undefined or non-ordinary symbols
11577 to reloc_map_.
11578 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11579 Change all callers.
11580 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11581 declarations.
11582 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11583 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11584 (Sized_relobj::relocate_sections): Likewise.
11585 * target-reloc.h (scan_relocs): Adjust section symbol index.
11586 (scan_relocatable_relocs): Likewise.
11587 * i386.cc (Scan::local): Check for ordinary symbols.
11588 * sparc.cc (Scan::local): Likewise.
11589 * x86_64.cc (Scan::local): Likewise.
11590 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11591 to symbol_section_and_value.
11592 * testsuite/many_sections_test.cc: New file.
11593 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11594 (check_PROGRAMS): Add many_sections_test.
11595 (many_sections_test_SOURCES): Define.
11596 (many_sections_test_DEPENDENCIES): Define.
11597 (many_sections_test_LDFLAGS): Define.
11598 (BUILT_SOURCES): Add many_sections_define.h.
11599 (many_sections_define.h): New target.
11600 (BUILT_SOURCES): Add many_sections_check.h.
11601 (many_sections_check.h): New target.
11602 (check_PROGRAMS): Add many_sections_r_test.
11603 (many_sections_r_test_SOURCES): Define.
11604 (many_sections_r_test_DEPENDENCIES): Define.
11605 (many_sections_r_test_LDFLAGS): Define.
11606 (many_sections_r_test_LDADD): Define.
11607 (many_sections_r_test.o): New target.
11608 * testsuite/Makefile.in: Rebuild.
11609
c5818ff1
CC		 116102008-04-17 Cary Coutant <ccoutant@google.com>
11611
11612 * errors.cc (Errors::info): New function.
11613 (gold_info): New function.
11614 * errors.h (Errors::info): New function.
11615 * gold.h (gold_info): New function.
11616 * object.cc (Input_objects::add_object): Print trace output.
11617 * options.cc (options::parse_set): New function.
11618 (General_options::parse_wrap): Deleted.
11619 (General_options::General_options): Deleted initializer.
11620 * options.h (options::String_set): New typedef.
11621 (options::parse_set): New function.
11622 (DEFINE_set): New macro.
11623 (General_options::wrap): Changed to use DEFINE_set. Changed
11624 callers of any_wrap_symbols and is_wrap_symbol.
11625 (General_options::trace, General_options::trace_symbol):
11626 New options.
11627 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11628 (General_options::wrap_symbols_): Deleted.
11629 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11630
b5be4a7c
DM		 116312008-04-17 David S. Miller <davem@davemloft.net>
11632
11633 * options.cc (General_options::parse_V): New function.
11634 * options.h: Add entries for -V and -Qy.
11635
155a0dd7
ILT		 116362008-04-17 Ian Lance Taylor <iant@google.com>
11637
11638 * common.cc (Symbol_table::allocate_commons): Remove options
11639 parameter. Change caller.
11640 (Symbol_table::do_allocate_commons): Remove options parameter.
11641 Change caller. Just call do_allocate_commons_list twice.
11642 (Symbol_table::do_allocate_commons_list): New function, broken out
11643 of do_allocate_commons.
11644 * common.h (class Allocate_commons_task): Remove options_ field.
11645 Update constructor.
11646 * symtab.cc (Symbol_table::Symbol_table): Initialize
11647 tls_commons_.
11648 (Symbol_table::add_from_object): Put TLS common symbols on
11649 tls_commons_ list.
11650 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11651 which are IN_OUTPUT_DATA.
11652 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11653 allocate_commons and do_allocate_commons declarations. Declare
11654 do_allocate_commons_list.
11655 * gold.cc (queue_middle_tasks): Update creation of
11656 Allocate_commons_task to not pass options.
11657 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11658 (TLS_TEST_C_FLAGS): New variable.
11659 (tls_test_c_pic.o): New target.
11660 (tls_test_shared.so): Link in tls_test_c_pic.o.
11661 (tls_test_c_pic_ie.o): New target.
11662 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11663 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11664 (tls_test_c.o): New target.
11665 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11666 (tls_pic_test_LDADD): Likewise.
11667 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11668 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11669 (tls_test_c_gnu2.o): New target.
11670 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11671 tls_test_c_gnu2.o.
11672 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11673 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11674 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11675 * testsuite/tls_test.cc: Include "config.h".
11676 (t_last): Call t11_last.
11677 * testsuite/tls_test.h (t11, t11_last): Declare.
11678 * testsuite/tls_test_c.c: New file.
11679 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11680 * configure.ac: Check for OpenMP support.
11681 * configure, config.in, Makefile.in: Rebuild.
11682 * testsuite/Makefile.in: Rebuild.
11683
edfbb029
CC		 116842008-04-16 Cary Coutant <ccoutant@google.com>
11685
11686 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11687 (Target_i386::tls_base_symbol_defined_): New field.
11688 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11689 (Target_i386::Scan::global): Likewise.
11690 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11691 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11692 (Target_x86_64::tls_base_symbol_defined_): New field.
11693 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11694 (Target_x86_64::Scan::global): Likewise.
11695
f3c69fca
CC		 116962008-04-16 Cary Coutant <ccoutant@google.com>
11697
11698 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11699 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11700 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11701 building shared libraries.
11702 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11703 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11704 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11705 * testsuite/Makefile.in: Rebuild.
11706 * testsuite/weak_undef.h: New file.
11707 * testsuite/weak_undef_file1.cc: Add extra test cases.
11708 * testsuite/weak_undef_file2.cc: Likewise.
11709 * testsuite/weak_undef_test.cc: Likewise.
11710
7c414435
DM		 117112008-04-16 David S. Miller <davem@davemloft.net>
11712
32b769e1
DM		 11713 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11714 Add issued_non_pic_error_ field. Declare check_non_pic.
11715 (Target_sparc::Scan::check_non_pic): New function.
11716 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11717 (Target_sparc::Scan::global): Likewise.
11718
11936fb1
DM		 11719 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11720 * configure: Rebuild.
11721
7c414435
DM		 11722 * options.h (DEFINE_enable): New macro.
11723 (new_dtags): New enable option.
11724 (initfirst, interpose, loadfltr, nodefaultlib,
11725 nodelete, nodlopen, nodump): New -z options.
11726 * layout.cc (Layout:finish_dynamic_section): If new
11727 dtags enabled, emit DT_RUNPATH. Also, emit a
11728 DT_FLAGS_1 containing any specified -z flags.
11729
85c7bf8b
ILT		 117302008-04-16 Ian Lance Taylor <iant@google.com>
11731
12c0daef
ILT		 11732 * copy-relocs.cc: New file.
11733 * copy-relocs.h: New file.
11734 * reloc.cc: Remove Copy_relocs code.
11735 * reloc.h: Likewise.
11736 * reloc-types.h (struct Reloc_types) [both versions]: Add
11737 get_reloc_addend_noerror.
11738 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11739 variants of add_global which take an addend which must be zero.
11740 * i386.cc: Include "copy-relocs.h".
11741 (class Target_i386): Change type of copy_relocs_ to variable,
11742 update initializer.
11743 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11744 Change all callers.
11745 (Target_i386::do_finalize_sections): Change handling of
11746 copy_relocs_.
11747 * sparc.cc: Include "copy-relocs.h".
11748 (class Target_sparc): Change type of copy_relocs_ to variable,
11749 update initializer.
11750 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11751 Change all callers.
11752 (Target_sparc::do_finalize_sections): Change handling of
11753 copy_relocs_.
11754 * x86_64.cc: Include "copy-relocs.h".
11755 (class Target_x86_64): Change type of copy_relocs_ to variable,
11756 update initializer.
11757 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11758 class. Change all callers.
11759 (Target_x86_64::do_finalize_sections): Change handling of
11760 copy_relocs_.
11761 * Makefile.am (CCFILES): Add copy-relocs.cc.
11762 (HFILES): Add copy-relocs.h.
11763
4f4995b6
ILT		 11764 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11765
85c7bf8b
ILT		 11766 * testsuite/script_test_4.sh: Permit leading zeroes.
11767
4f2a9edd
ILT		 117682008-04-15 Ian Lance Taylor <iant@google.com>
11769
e6188289
ILT		 11770 * script-sections.cc (Script_sections::create_segments): Use
11771 header_size_adjustment even when there is enough room for the
11772 headers.
11773 * testsuite/script_test_4.sh: New file.
11774 * testsuite/script_test_4.t: New file.
11775 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11776 (check_DATA): Add script_test_4.stdout.
11777 (MOSTLYCLEANFILES): Likewise.
11778 (script_test_4): New target.
11779 (script_test_4.stdout): New target.
11780 * testsuite/Makefile.in: Rebuild.
11781
4f2a9edd
ILT		 11782 * sparc.cc: Add definitions for Output_data_plt_sparc class
11783 constants.
11784
f5314dd5
DM		 117852008-04-14 David S. Miller <davem@davemloft.net>
11786
11787 * sparc.cc: New file.
11788 * Makefile.am (TARGETSOURCES): Add sparc.cc
11789 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11790 * configure.tgt: Document targ_extra_size and
11791 targ_extra_big_endian. Add entries for sparc-* and
11792 sparc64-*.
11793 * configure.ac: Handle targ_extra_size and
11794 targ_extra_big_endian.
11795 * Makefile.in: Rebuild.
11796 * configure: Likewise.
11797 * po/POTFILES.in: Likewise.
11798 * po/gold.pot: Likewise.
11799
154e0e9a
ILT		 118002008-04-14 Ian Lance Taylor <iant@google.com>
11801
11802 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11803 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11804 in the name/type/flags to section mapping. Don't call
11805 allocate_output_section.
11806 (Layout::choose_output_section): Change parameter from adjust_name
11807 to is_input_section. Don't permit input sections after sections
11808 are attached to segments. Don't call allocate_output_section.
11809 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11810 not write_enable_output_section.
11811 (Layout::make_output_section): Don't push to
11812 unattached_section_list_ nor call attach_to_segment. Call
11813 attach_section_to_segment if sections are attached.
11814 (Layout::attach_sections_to_segments): New function.
11815 (Layout::attach_section_to_segment): New function.
11816 (Layout::attach_allocated_section_to_segment): Rename from
11817 attach_to_segment. Remove flags parameter.
11818 (Layout::allocate_output_section): Remove function.
11819 (Layout::write_enable_output_section): Remove function.
11820 * layout.h (class Layout): Update for above changes. Add new
11821 field sections_are_attached_.
11822 * output.h (Output_section::update_flags_for_input_section): New
11823 function.
11824 * output.cc (Output_section::add_input_section): Call
11825 update_flags_for_input_section.
11826 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11827
009a67a2
CC		 118282008-04-11 Cary Coutant <ccoutant@google.com>
11829
11830 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11831 thought unnecessary.
11832 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11833
759b1a24
ILT		 118342008-04-11 Ian Lance Taylor <iant@google.com>
11835
11836 * output.h (class Output_section_data): Remove inline definition
11837 of set_addralign.
11838 * output.cc (Output_section_data::set_addralign): New function.
11839
c2b45e22
CC		 118402008-04-11 Cary Coutant <ccoutant@google.com>
11841
11842 Add support for TLS descriptors for i386 and x86_64.
11843 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11844 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11845 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11846 GOT_TYPE_TLS_DESC.
11847 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11848 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11849 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11850 relocations.
11851 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11853 Fix problem with initial-exec relocations.
11854 (Target_i386::Relocate::relocate_tls): Likewise.
11855 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11856 relaxation.
11857 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11858 support for section-plus-offset dynamic table entries.
11859 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11860 (Output_data_dynamic::Dynamic_entry): Add support for
11861 section-plus-offset dynamic table entries.
11862 (Output_data_dynamic::Classification): Likewise.
11863 (Output_data_dynamic::classification_): Renamed offset_.
11864 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11865 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11866 (Target_x86_64::make_plt_section): New function.
11867 (Target_x86_64::reserve_tlsdesc_entries): New function.
11868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11869 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11870 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11871 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11872 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11873 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11874 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11875 add extra PLT entry for TLS descriptors.
11876 (Output_data_plt_x86_64::got_): New field.
11877 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11878 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11879 fields.
11880 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11881 descriptors.
11882 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11883 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11884 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11885 R_386_TLS_DESC_CALL relocations.
11886 (Target_x86_64::Scan::global): Likewise.
11887 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11888 for TLS descriptors.
11889 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11890 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11891 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11892 GD-to-IE relaxation.
11893 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11894 and TLS_DESCRIPTORS.
11895 * Makefile.in: Rebuild.
11896 * configure: Rebuild.
11897 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11898 (tls_test_shared2.so): New target.
11899 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11900 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11901 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11902 (tls_shared_gd_to_ie_test_LDADD): New variable.
11903 (tls_shared_gnu2_gd_to_ie_test): New target.
11904 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11905 New targets.
11906 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11907 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11908 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11909 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11910 (tls_shared_gnu2_test): New target.
11911 (tls_test_gnu2_shared.so): New target.
11912 (tls_shared_gnu2_test_SOURCES): New variable.
11913 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11914 (tls_shared_gnu2_test_LDFLAGS): New variable.
11915 (tls_shared_gnu2_test_LDADD): New variable.
11916 * testsuite/Makefile.in: Rebuild.
11917 * testsuite/Makefile.
11918
83bfb6b7
ILT		 119192008-04-11 Ian Lance Taylor <iant@google.com>
11920
11921 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11922 justsyms.t.
11923 * testsuite/Makefile.in: Rebuild.
11924
11925 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11926 long.
11927 * testsuite/script_test_2.cc (main): Adjust test.
11928
706e1f5e
ILT		 119292008-04-11 David S. Miller <davem@davemloft.net>
11930 Ian Lance Taylor <iant@google.com>
11931
11932 * options.h (General_options): Add entries for '-Y' and
11933 '-relax'.
11934 * options.cc (General_options:finalize): If -Y was used, add those
11935 entries to the library path instead of the default "/lib" and
11936 "/usr/lib".
11937
7c98e6bb
DM		 119382008-04-11 David S. Miller <davem@davemloft.net>
11939
11940 * testsuite/justsyms.t: Start at 0x100.
11941 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11942 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11943 long.
11944 * testsuite/script_test_2.cc: Adjust string and section length
11945 checks.
7c98e6bb 11946
99a37bfd
ILT		 119472008-04-09 Ian Lance Taylor <iant@google.com>
11948
2cefc357
ILT		 11949 PR gold/5996
11950 * script-sections.cc (Sections_element::allocate_to_segment): Add
11951 orphan parameter.
11952 (Output_section_definition::allocate_to_segment): Likewise.
11953 (Orphan_output_section::allocate_to_segment): Likewise.
11954 (Script_sections::attach_sections_using_phdrs_clause): Don't
11955 propagate non-PT_LOAD segments to orphan sections.
11956 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11957 readelf rather than objdump.
11958 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11959 .interp section and PT_INTERP segment are the same size.
11960 * testsuite/Makefile.in: Rebuild.
11961
99a37bfd
ILT		 11962 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11963 aliases for symbols defined in the same object.
11964 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11965 (weak_alias_test_SOURCES): New variable.
11966 (weak_alias_test_DEPENDENCIES): New variable.
11967 (weak_alias_test_LDFLAGS): New variable.
11968 (weak_alias_test_LDADD): New variable.
11969 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11970 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11971 (weak_alias_test_3.o): New target.
11972 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11973 * testsuite/weak_alias_test_main.cc: New file.
11974 * testsuite/weak_alias_test_1.cc: New file.
11975 * testsuite/weak_alias_test_2.cc: New file.
11976 * testsuite/weak_alias_test_3.cc: New file.
11977
780e49c5
ILT		 119782008-04-08 Ian Lance Taylor <iant@google.com>
11979
cdb0b8f5
ILT		 11980 * options.h (class General_options): Add --noinhibit-exec option.
11981 * main.cc (main): Check --noinhibit-exec.
11982
0864d551
ILT		 11983 * options.h (class General_options): Define --wrap as a special
11984 option. Add wrap_symbols_ field.
11985 (General_options::any_wrap_symbols): New function.
11986 (General_options::is_wrap_symbol): New function.
11987 * options.cc (General_options::parse_wrap): New function.
11988 (General_options::General_options): Initialize wrap_symbols_.
11989 * symtab.cc (Symbol_table::wrap_symbol): New function.
11990 (Symbol_table::add_from_object): Handle --wrap.
11991 * symtab.h (class Symbol_table): Declare wrap_symbol.
11992 * target.h (Target::wrap_char): New function.
11993 (Target::Target_info): Add wrap_char field.
11994 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11995 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11996 * testsuite/testfile.cc (Target_test::test_target_info):
11997 Likewise.
11998
789aa6de
ILT		 11999 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12000 there is one.
12001
2c38906f
ILT		 12002 * layout.h (class Layout): Add added_eh_frame_data_ field.
12003 * layout.cc (Layout::Layout): Initialize new field.
12004 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12005 output section until we find a section we merged successfully.
12006 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12007 that the size be non-zero.
12008
780e49c5
ILT		 12009 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12010 qualifier.
12011
7fcd0256
ILT		 120122008-04-08 Craig Silverstein <csilvers@google.com>
12013
12014 * configure.ac: Export new conditional variable HAVE_ZLIB.
12015 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12016 on HAVE_ZLIB.
12017 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12018 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12019
6835af53
ILT		 120202008-04-07 Ian Lance Taylor <iant@google.com>
12021
e24f324c
ILT		 12022 * version.cc (version_string): Set to "1.5".
12023
a036edd8
ILT		 12024 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12025 Add issued_non_pic_error_ field. Declare check_non_pic.
12026 (Target_x86_64::Scan::check_non_pic): New function.
12027 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12028 (Target_x86_64::Scan::global): Likewise.
12029
624f8810
ILT		 12030 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12031 addend parameter. Change caller. Handle merge sections.
12032 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12033 Address to Addend. Don't add in the result of
12034 local_section_offset, pass down the addend and use the returned
12035 value.
12036 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12037 Update declarations of local_section_offset and symbol_value.
12038 * testsuite/two_file_test_1.cc (t18): New function.
12039 * testsuite/two_file_test_2.cc (f18): New function.
12040 * testsuite/two_file_test_main.cc (main): Call t18.
12041 * testsuite/two_file_test.h (t18, f18): Declare.
12042
6835af53
ILT		 12043 * configure.ac: Don't test for objdump, c++filt, or readelf.
12044 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12045 conditionals.
12046 (TEST_READELF): New variable.
12047 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12048 (check_PROGRAMS): Add two_file_strip_test.
12049 (two_file_strip_test): New target.
12050 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12051 (two_file_same_shared_strip_test_SOURCES): New variable.
12052 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12053 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12054 (two_file_same_shared_strip_test_LDADD): New variable.
12055 (two_file_shared_strip.so): New target.
12056 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12057 (ver_test_5.syms, ver_test_7.syms): Likewise.
12058 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12059 (strip_test_3.stdout): Use TEST_OBJDUMP.
12060 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12061
86925eef
CC		 120622008-04-04 Cary Coutant <ccoutant@google.com>
12063
12064 * symtab.h (Symbol::is_weak_undefined): New function.
12065 (Symbol::is_strong_undefined): New function.
12066 (Symbol::is_absolute): New function.
12067 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12068 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12069 absolute symbols.
12070 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12071 (weak_undef_test): New target.
12072 * testsuite/Makefile.in: Rebuild.
12073 * testsuite/weak_undef_file1.cc: New file.
12074 * testsuite/weak_undef_file2.cc: New file.
12075 * testsuite/weak_undef_test.cc: New file.
12076
126f3ece
ILT		 120772008-04-03 Craig Silverstein <csilvers@google.com>
12078
12079 * compressed_output.h (class Output_compressed_section): Use
12080 unsigned buffer.
12081 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12082 add zlib header.
12083 (zlib_compressed_suffix): Removed.
12084 (Output_compressed_section::set_final_data_size): Use unsigned
12085 buffers.
12086 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12087 Fix linker invocation.
12088 (flagstest_o_specialfile_and_compress_debug_sections):
12089 Likewise.
12090 * testsuite/Makefile.in: Regenerated.
12091
deae2a14
DM		 120922008-04-02 David S. Miller <davem@davemloft.net>
12093
12094 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12095 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12096
70752818
ILT		 120972008-04-02 Craig Silverstein <csilvers@google.com>
12098
12099 * TODO: New file.
12100
39d0cb0e
ILT		 121012008-04-02 Ian Lance Taylor <iant@google.com>
12102
12103 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12104 parameters. Update for new key type to views_. Change all
12105 callers.
12106 (File_read::read): Adjust for byteshift in returned view.
12107 (File_read::add_view): New function, broken out of
12108 find_and_make_view.
12109 (File_read::make_view): New function, broken out of
12110 find_and_make_view.
12111 (File_read::find_or_make_view): Add offset and aligned
12112 parameters. Rewrite accordingly. Change all callers.
12113 (File_read::get_view): Add offset and aligned parameters. Adjust
12114 for byteshift in return value.
12115 (File_read::get_lasting_view): Likewise.
12116 * fileread.h (class File_read): Update declarations.
12117 (class File_read::View): Add byteshift_ field. Add byteshift to
12118 constructor. Add byteshift method.
12119 * archive.h (Archive::clear_uncached_views): New function.
12120 (Archive::get_view): Add aligned parameter. Change all callers.
12121 * object.h (Object::get_view): Add aligned parameter. Change all
12122 callers.
12123 (Object::get_lasting_view): Likewise.
12124
12125 * fileread.cc (File_read::release): Don't call clear_views if
12126 there are multiple objects.
12127 * fileread.h (File_read::clear_uncached_views): New function.
12128 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12129 on the archive.
12130
a1207466
CC		 121312008-03-31 Cary Coutant <ccoutant@google.com>
12132
12133 Add thin archive support.
12134 * archive.cc (Archive::armagt): New const.
12135 (Archive::setup): Remove task parameter and calls to unlock.
12136 (Archive::unlock_nested_archives): New function.
12137 (Archive::read_header): Add nested_off parameter. Change
12138 all callers.
12139 (Archive::interpret_header): Likewise.
12140 (Archive::include_all_members): Change to handle thin
12141 archives.
12142 (Archive::include_member): Likewise.
12143 * archive.h (Archive::Archive): Add new parameters and
12144 initializers.
12145 (Archive::armagt): New const.
12146 (Archive::setup): Remove task parameter.
12147 (Archive::unlock_nested_archives): New function.
12148 (Archive::read_header): Add nested_off parameter.
12149 (Archive::interpret_header): Likewise.
12150 (Archive::Nested_archive_table): New typedef.
12151 (Archive::is_thin_archive_): New field.
12152 (Archive::nested_archives_): New field.
12153 (Archive::options_): New field.
12154 (Archive::dirpath_): New field.
12155 (Archive::task_): New field.
12156 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12157 for thin archives. Pass additional parameters to
12158 Archive::Archive. Unlock the archive file after calling
12159 Archive::setup.
cd536b21 12160
479f6503
ILT		 121612008-03-29 Ian Lance Taylor <iant@google.com>
12162
686c8caf
ILT		 12163 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12164 version symbol to be local.
12165 * testsuite/ver_test_4.sh: New file.
12166 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12167 (check_DATA): Add ver_test_4.syms.
12168 (ver_test_4.syms): New target.
12169 * testsuite/Makefile.in: Rebuild.
12170
ab794b6b
ILT		 12171 * output.cc
12172 (Output_section::Input_section_sort_entry::has_priority): New
12173 function.
12174 (Output_section::Input_section_sort_entry::match_file_name): New
12175 function.
12176 (Output_section::Input_section_sort_entry::match_section_name):
12177 Remove.
12178 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12179 Remove.
12180 (Output_section::Input_section_sort_entry::match_section_file):
12181 Remove.
12182 (Output_section::Input_section_sort_compare::operator()): Rewrite
12183 using new Input_section_sort_entry functions. Sort crtbegin and
12184 crtend first. Sort sections with no priority before sections with
12185 a priority.
12186 * testsuite/initpri1.c (d3): Check j != 4.
12187 (cd5): New constructor/destructor function.
12188 (main): Check j != 2.
12189
479f6503
ILT		 12190 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12191 new symbol when resolving, don't call set_is_default.
12192 * testsuite/ver_test_7.cc: New file.
12193 * testsuite/ver_test_7.sh: New file.
12194 * testsuite/Makefile.am (ver_test_7.so): New target.
12195 (ver_test_7.o): New target.
12196 (check_SCRIPTS): Add ver_test_7.sh.
12197 (check_DATA): Add ver_test_7.syms.
12198 (ver_test_7.syms): New target.
12199
2fd32231
ILT		 122002008-03-28 Ian Lance Taylor <iant@google.com>
12201
12202 * layout.cc (Layout::layout): If we see an input section with a
12203 name that needs sorting, set the must_sort flag for the output
12204 section.
12205 (Layout::make_output_section): If the name of the output section
12206 indicates that it might require sorting, set the may_sort flag.
12207 * output.h (Output_section::may_sort_attached_input_sections): New
12208 function.
12209 (Output_section::set_may_sort_attached_input_sections): New
12210 function.
12211 (Output_section::must_sort_attached_input_sections): New
12212 function.
12213 (Output_section::set_must_sort_attached_input_sections): New
12214 function.
12215 (class Output_section): Declare Input_section_sort_entry. Define
12216 Input_section_sort_compare. Declare
12217 sort_attached_input_sections. Add new fields:
12218 may_sort_attached_input_sections_,
12219 must_sort_attached_input_sections_,
12220 attached_input_sections_are_sorted_.
12221 * output.cc (Output_section::Output_section): Initialize new
12222 fields.
12223 (Output_section::add_input_section): Add an entry to
12224 input_sections_ if may_sort or must_sort are true.
12225 (Output_section::set_final_data_size): Call
12226 sort_attached_input_sections if necessary.
12227 (Output_section::Input_section_sort_entry): Define new class.
12228 (Output_section::Input_section_sort_compare::operator()): New
12229 function.
12230 (Output_section::sort_attached_input_sections): New function.
12231 * configure.ac: Check whether the compiler supports constructor
12232 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12233 * testsuite/initpri1.c: New file.
12234 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12235 CONSTRUCTOR_PRIORITY.
12236 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12237 (initpri1_LDFLAGS): New variable.
12238 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12239
18e6b24e
ILT		 122402008-03-27 Ian Lance Taylor <iant@google.com>
12241
49bdd526
ILT		 12242 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12243 * testsuite/common_test_1.c: New file.
12244 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12245 (common_test_1_SOURCES): New variable.
12246 (common_test_1_DEPENDENCIES): New variable.
12247 (common_test_1_LDFLAGS): New variable.
12248
18e6b24e
ILT		 12249 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12250 and commons_ correctly when NAME/VERSION does not override
12251 NAME/NULL.
12252 * testsuite/ver_test_6.c: New file.
12253 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12254 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12255 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12256
04bf7072
ILT		 122572008-03-26 Ian Lance Taylor <iant@google.com>
12258
5871526f
ILT		 12259 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12260 of an undefined symbol from a version script.
12261 * testsuite/Makefile.am (ver_test_5.so): New target.
12262 (ver_test_5.o): New target.
12263 (check_SCRIPTS): Add ver_test_5.sh.
12264 (check_DATA): Add ver_test_5.syms.
12265 (ver_test_5.syms): New target.
12266 * testsuite/ver_test_5.cc: New file.
12267 * testsuite/ver_test_5.script: New file.
12268 * testsuite/ver_test_5.sh: New file.
12269 * Makefile.in, testsuite/Makefile.in: Rebuild.
12270
04bf7072
ILT		 12271 PR gold/5986
12272 Fix problems building gold with gcc 4.3.0.
12273 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12274 (gold_error_at_location, gold_warning_at_location): Use it.
12275 * configure.ac: Check whether we can compile and use a template
12276 function with a printf attribute.
12277 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12278 when jumping over bytes.
12279 * object.cc: Instantiate Object::read_section_data.
12280 * debug.h: Include <cstring>
12281 * dwarf_reader.cc: Include <algorithm>
12282 * main.cc: Include <cstring>.
12283 * options.cc: Include <cstring>.
12284 * output.cc: Include <cstring>.
12285 * script.cc: Include <cstring>.
12286 * script.h: Include <string>.
12287 * symtab.cc: Include <cstring> and <algorithm>.
12288 * target-select.cc: Include <cstring>.
12289 * version.cc: Include <string>.
12290 * testsuite/testmain.cc: Include <cstdlib>.
12291 * configure, config.in: Rebuild.
12292
874c5b28
ILT		 122932008-03-25 Ian Lance Taylor <iant@google.com>
12294
819d6c3a
ILT		 12295 * options.cc: Include "../bfd/bfdver.h".
12296 (options::help): Print bug reporting address.
12297
f4b2c6f5
ILT		 12298 * version.cc (print_version): Adjust output for current value of
12299 BFD_VERSION_STRING.
12300
12301 * NEWS: New file.
12302
e96caa79
ILT		 12303 * options.cc (options::help): Print list of supported targets.
12304 * target-select.h: Include <vector>.
12305 (class Target_selector): Make machine_, size_, and is_big_endian_
12306 fields const. Add bfd_name_ and instantiated_target_ fields.
12307 (Target_selector::Target_selector): Add bfd_name parameter.
12308 (Target_selector::recognize): Make non-virtual, call
12309 do_recognize.
12310 (Target_selector::recognize_by_name): Make non-virtual, call
12311 do_recognize_by_name.
12312 (Target_selector::supported_names): New function.
12313 (Target_selector::bfd_name): New function.
12314 (Target_selector::do_instantiate_target): New pure virtual
12315 function.
12316 (Target_selector::do_recognize): New virtual function.
12317 (Target_selector::do_recognize_by_name): New virtual function.
12318 (Target_selector::instantiate_target): New private function.
12319 (supported_target_names): Declare.
12320 * target-select.cc (Target_selector::Target_selector): Update for
12321 new parameter and fields.
12322 (select_target_by_name): Check that the name matches before
12323 calling recognize_by_name.
12324 (supported_target_names): New function.
12325 * i386.cc (class Target_selector_i386): Update Target_selector
12326 constructor call. Remove recognize and recognize_by_name. Add
12327 do_instantiate_target.
12328 * x86_64.cc (class Target_selector_x86_64): Likewise.
12329 * testsuite/testfile.cc (class Target_selector_test): Update for
12330 changes to Target_selector.
12331
874c5b28
ILT		 12332 * README: Rewrite, with some notes on unsupported features.
12333
0a65a3a7
CC		 123342008-03-24 Cary Coutant <ccoutant@google.com>
12335
12336 * i386.cc (Target_i386::Got_type): New enum declaration.
12337 (Target_i386::Scan::local): Updated callers of Output_data_got
12338 member functions.
12339 (Target_i386::Scan::global): Likewise.
12340 (Target_i386::Relocate::relocate): Likewise.
12341 (Target_i386::Relocate::relocate_tls): Likewise.
12342 * object.h (Got_offset_list): New class.
12343 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12344 (Sized_relobj::local_got_offset): Likewise.
12345 (Sized_relobj::set_local_got_offset): Likewise.
12346 (Sized_relobj::local_has_tls_got_offset): Removed.
12347 (Sized_relobj::local_tls_got_offset): Removed.
12348 (Sized_relobj::set_local_tls_got_offset): Removed.
12349 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12350 * output.cc (Output_data_got::add_global): Added got_type parameter.
12351 (Output_data_got::add_global_with_rel): Likewise.
12352 (Output_data_got::add_global_with_rela): Likewise.
12353 (Output_data_got::add_global_pair_with_rel): New function.
12354 (Output_data_got::add_global_pair_with_rela): New function.
12355 (Output_data_got::add_local): Added got_type parameter.
12356 (Output_data_got::add_local_with_rel): Likewise.
12357 (Output_data_got::add_local_with_rela): Likewise.
12358 (Output_data_got::add_local_pair_with_rel): New function.
12359 (Output_data_got::add_local_pair_with_rela): New function.
12360 (Output_data_got::add_global_tls): Removed.
12361 (Output_data_got::add_global_tls_with_rel): Removed.
12362 (Output_data_got::add_global_tls_with_rela): Removed.
12363 (Output_data_got::add_local_tls): Removed.
12364 (Output_data_got::add_local_tls_with_rel): Removed.
12365 (Output_data_got::add_local_tls_with_rela): Removed.
12366 * output.h (Output_data_got::add_global): Added got_type parameter.
12367 (Output_data_got::add_global_with_rel): Likewise.
12368 (Output_data_got::add_global_with_rela): Likewise.
12369 (Output_data_got::add_global_pair_with_rel): New function.
12370 (Output_data_got::add_global_pair_with_rela): New function.
12371 (Output_data_got::add_local): Added got_type parameter.
12372 (Output_data_got::add_local_with_rel): Likewise.
12373 (Output_data_got::add_local_with_rela): Likewise.
12374 (Output_data_got::add_local_pair_with_rel): New function.
12375 (Output_data_got::add_local_pair_with_rela): New function.
12376 (Output_data_got::add_global_tls): Removed.
12377 (Output_data_got::add_global_tls_with_rel): Removed.
12378 (Output_data_got::add_global_tls_with_rela): Removed.
12379 (Output_data_got::add_local_tls): Removed.
12380 (Output_data_got::add_local_tls_with_rel): Removed.
12381 (Output_data_got::add_local_tls_with_rela): Removed.
12382 * resolve.cc (Symbol::override_base_with_special): Removed
12383 reference to has_got_offset_ field.
12384 * symtab.cc (Symbol::init_fields): Replaced initialization
12385 of got_offset_ with got_offsets_. Removed initialization
12386 of has_got_offset_
53fcba31 12387 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12388 (Symbol::got_offset): Likewise.
12389 (Symbol::set_got_offset): Likewise.
12390 (Symbol::has_tls_got_offset): Removed.
12391 (Symbol::tls_got_offset): Removed.
12392 (Symbol::set_tls_got_offset): Removed.
12393 (Symbol::got_offset_): Removed.
12394 (Symbol::tls_mod_got_offset_): Removed.
12395 (Symbol::tls_pair_got_offset_): Removed.
12396 (Symbol::got_offsets_): New field.
12397 (Symbol::has_got_offset): Removed.
12398 (Symbol::has_tls_mod_got_offset): Removed.
12399 (Symbol::has_tls_pair_got_offset): Removed.
12400 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12401 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12402 member functions.
12403 (Target_x86_64::Scan::global): Likewise.
12404 (Target_x86_64::Relocate::relocate): Likewise.
12405 (Target_x86_64::Relocate::relocate_tls): Likewise.
12406
bd52eafb
BE		 124072008-03-25 Ben Elliston <bje@au.ibm.com>
12408
12409 * yyscript.y: Fix spelling error in comment.
12410
8b105e34
ILT		 124112008-03-24 Ian Lance Taylor <iant@google.com>
12412
8ed814a9
ILT		 12413 * options.h (class General_options): Define build_id option.
12414 * layout.h (class Layout): Declare write_build_id, create_note,
12415 create_build_id. Add build_id_note_ member.
12416 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12417 "libiberty.h", "md5.h", "sha1.h".
12418 (Layout::Layout): Initialize eh_frame_data_,
12419 eh_frame_hdr_section_, and build_id_note_.
12420 (Layout::finalize): Call create_build_id.
12421 (Layout::create_note): New function, broken out of
12422 Layout::create_gold_note.
12423 (Layout::create_gold_note): Call create_note.
12424 (Layout::create_build_id): New function.
12425 (Layout::write_build_id): New function.
12426 (Close_task_runner::run): Call write_build_id.
12427
8b105e34
ILT		 12428 * x86_64.cc: Correct license to GPLv3.
12429
086a1841
ILT		 124302008-03-23 Ian Lance Taylor <iant@google.com>
12431
12432 * options.cc: Include "demangle.h".
12433 (parse_optional_string): New function.
12434 (parse_long_option): Handle takes_optional_argument.
12435 (parse_short_option): Update dash_z initializer. Handle
12436 takes_optional_argument.
12437 (General_options::General_options): Initialize do_demangle_.
12438 (General_options::finalize): Set do_demangle_. Handle demangling
12439 style.
12440 * options.h (parse_optional_string): Declare.
12441 (struct One_option): Add optional_arg field. Update constructor.
12442 Update call constructor calls. Add takes_optional_argument
12443 function.
12444 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12445 (DEFINE_optional_string): Define.
12446 (General_options::demangle): Change from DEFINE_bool to
12447 DEFINE_optional_string.
12448 (General_options::no_demangle): New function.
12449 (General_options::do_demangle): New function.
12450 (General_options::set_do_demangle): New function.
12451 (General_options::execstack_status_): Move definition to end of
12452 class definition.
12453 (General_options::static_): Likewise.
12454 (General_options::do_demangle_): New field.
12455 * object.cc (big_endian>::get_symbol_location_info): Call
12456 Options::do_demangle, not Options::demangle.
12457 * symtab.cc (demangle): Likewise.
12458
cbb93e63
ILT		 124592008-03-22 Ian Lance Taylor <iant@google.com>
12460
12461 * gold.h: Include <cstddef> and <sys/types.h>
12462 * options.h: Include <cstring>.
12463
ec531623
ILT		 124642008-03-21 Ian Lance Taylor <iant@google.com>
12465
12466 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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