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[deliverable/binutils-gdb.git] / gold / ChangeLog
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2c175ebc
DK		 12012-02-03 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Arm_relocate_functions::abs8,
4 Arm_relocate_functions::abs16): Use
5 Bits::has_signed_unsigned_overflow32.
6 (Arm_relocate_functions::thm_abs8): Correct range of
7 overflow check.
8 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
9 in assertions.
10
90cff06f
DK		 112012-02-02 Doug Kwan <dougkwan@google.com>
12
13 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
14 position independent outputs, not just shared objects.
15
63887f3d
L		 162012-01-30 H.J. Lu <hongjiu.lu@intel.com>
17
18 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
19 * configure: Regenerated.
20
bef2b434
ILT		 212012-01-27 Ian Lance Taylor <iant@google.com>
22
23 * reloc.h (Bits): New class with static functions, copied from
24 namespace utils in arm.cc.
25 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
26 instead.
27
c335b55d
L		 282012-01-27 H.J. Lu <hongjiu.lu@intel.com>
29
30 * incremental.cc (write_info_blocks): Correct relocation offset.
31
41194d9f
L		 322012-01-27 H.J. Lu <hongjiu.lu@intel.com>
33
34 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
35 (Relocate::tls_gd_to_le): Likewise.
36
1bae613c
L		 372012-01-27 H.J. Lu <hongjiu.lu@intel.com>
38
39 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
40
24482ca0
L		 412012-01-27 H.J. Lu <hongjiu.lu@intel.com>
42
43 * configure.ac: Check if -mcmodel=medium works.
44 * configure: Regenerated.
45
c2c7840a
CC		 462012-01-24 Cary Coutant <ccoutant@google.com>
47
48 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
49 definition and ...
50 (read_unsigned_LEB_128_x): ... this new function.
51 (read_signed_LEB_128): Replaced with inline definition and ...
52 (read_signed_LEB_128_x): ... this new function.
53 * int_encoding.h (read_unsigned_LEB_128_x): New function.
54 (read_unsigned_LEB_128): Add inline definition.
55 (read_signed_LEB_128_x): New function.
56 (read_signed_LEB_128): Add inline definition.
57 * testsuite/Makefile.am (leb128_unittest): New unit test.
58 * testsuite/Makefile.in: Regenerate.
59 * testsuite/leb128_unittest.cc: New unit test.
60
833de760 612012-01-23 Ian Lance Taylor <iant@google.com>
9dee3b3c
ILT		 62
63 PR gold/13617
64 * i386.cc (Target_i386::do_code_fill): When using a jmp
65 instruction, pad with nop instructions.
66 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
67
618d6666
L		 682012-01-22 H.J. Lu <hongjiu.lu@intel.com>
69
70 * x86_64.cc (gc_process_relocs): Add typename on types used in
71 template.
72 (scan_relocs): Likewise.
73 (relocate_section): Likewise.
74 (apply_relocation): Likewise.
75
3660ff06
L		 762012-01-10 H.J. Lu <hongjiu.lu@intel.com>
77
78 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
79 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
80 under x32.
81
fc51264f
L		 822012-01-09 H.J. Lu <hongjiu.lu@intel.com>
83
84 * x86_64.cc: Initial support for x32.
85
dd74ae06
CC		 862012-01-03 Cary Coutant <ccoutant@google.com>
87
88 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
89 Use abstract base class for GOT.
90 * gold/output.h (class Output_data_got_base): New abstract base class.
91 (class Output_data_got): Derive from new base class, adjust ctors.
92 (Output_data_got::reserve_slot): Make virtual; rename to
93 do_reserve_slot; Adjust callers.
94 * gold/target.h (Sized_target::init_got_plt_for_update): Return
95 pointer to abstract base class.
96 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
97
83896202
ILT		 982011-12-18 Ian Lance Taylor <iant@google.com>
99
100 * object.h (Relobj::local_symbol_value): New function.
101 (Relobj::local_plt_offset): New function.
102 (Relobj::local_has_got_offset): New function.
103 (Relobj::local_got_offset): New function.
104 (Relobj::set_local_got_offset): New function.
105 (Relobj::do_local_symbol_value): New pure virtual function.
106 (Relobj::do_local_plt_offset): Likewise.
107 (Relobj::do_local_has_got_offset): Likewise.
108 (Relobj::do_local_got_offset): Likewise.
109 (Relobj::do_set_local_got_offset): Likewise.
110 (Sized_relobj::do_local_has_got_offset): Rename from
111 local_has_got_offset.
112 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
113 (Sized_relobj::do_set_local_got_offset): Rename from
114 set_local_got_offset.
115 (Sized_relobj_file::do_local_plt_offset): Rename from
116 local_plt_offset.
117 (Sized_relobj_file::do_local_symbol_value): New function.
118 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
119 local_plt_offset.
120 * output.cc (Output_data_got::Got_entry::write): Change object to
121 Relobj. Use local_symbol_value.
122 (Output_data_got::add_global_with_rel): Change rel_dyn to
123 Output_data_reloc_generic*. Use add_global_generic.
124 (Output_data_got::add_global_with_rela): Remove. Change all
125 callers to use add_global_with_rel.
126 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
127 Output_data_reloc_generic*. Use add_global_generic.
128 (Output_data_got::add_global_pair_with_rela): Remove. Change all
129 callers to use add_global_pair_with_rel.
130 (Output_data_got::add_local): Change object to Relobj*.
131 (Output_data_got::add_local_plt): Likewise.
132 (Output_data_got::add_local_with_rel): Change object to Relobj*,
133 change rel_dyn to Output_data_reloc_generic*. Use
134 add_local_generic.
135 (Output_data_got::add_local_with_rela): Remove. Change all
136 callers to use all_local_with_rel.
137 (Output_data_got::add_local_pair_with_rel): Change object to
138 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
139 add_output_section_generic.
140 (Output_data_got::add_local_pair_with_rela): Remove. Change all
141 callers to use add_local_pair_with_rel.
142 (Output_data_got::reserve_local): Change object to Relobj*.
143 * output.h: (class Output_data_reloc_generic): Add pure virtual
144 declarations for add_global_generic, add_local_generic,
145 add_output_section_generic.
146 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
147 functions for Output_data_reloc_generic. Update declarations for
148 changes listed in output.cc.
149 (class Output_data_got): Change template parameter to got_size.
150 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
151 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
152 function.
153 (Sized_relobj_incr::do_local_plt_offset): New function.
154 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
155 add_global_generic.
156
76677ad0
CC		 1572011-12-17 Cary Coutant <ccoutant@google.com>
158
159 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
160 * resolve.cc (Symbol_table::resolve): Likewise.
161 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
162 arrays.
163 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
164
8b8dd8d5
ILT		 1652011-12-16 Ian Lance Taylor <iant@google.com>
166
167 * output.h (Output_data_reloc_generic::add): Only call
168 add_dynamic_reloc if this is a dynamic reloc section.
169
d55525b9
L		 1702011-12-15 H.J. Lu <hongjiu.lu@intel.com>
171
172 PR gold/13505
173 * target-reloc.h (apply_relocation): Replace <64, false> with
174 <size, big_endian>.
175
ff81c7c1
NC		 1762011-11-25 Nick Clifton <nickc@redhat.com>
177
178 * po/it.po: New Italian translation.
179
628f39be
SA		 1802011-11-17 Sterling Augustine <saugustine@google.com>
181
182 * script.cc (script_include_directive): Implement.
183 (read_script_file): New local variables name and search_path. Update
184 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
185 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
186 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
187
98ef3ea4
SA		 1882011-11-11 Sterling Augustine <saugustine@google.com>
189
190 * yyscript.y (section_cmd): Add support for INCLUDE directive.
191 (file_or_sections_cmd): Likewise.
192
f4a8b6d7
DK		 1932011-11-11 Doug Kwan <dougkwan@google.com>
194
195 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
196 if --just-symbols is given.
197
29ab395d
DK		 1982011-11-10 Doug Kwan <dougkwan@google.com>
199
200 PR gold/13362
201 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
202 when processing data relocs.
203 * reloc.h (Relocate_functions::rel_unaligned): New method.
204 (Relocate_functions::pcrel_unaligned): Ditto.
205 (Relocate_functions::rel32_unaligned): Ditto.
206 (Relocate_functions::pcrel32_unaligned): Ditto.
207
2c339f71
DK		 2082011-11-09 Doug Kwan <dougkwan@google.com>
209
210 PR gold/13362
211 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
212 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
213 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
214 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
215 (Relocate_functions::rel_unaligned): New.
216 (Relocate_functions::rel32_unaligned): New.
217 * target-reloc.h (relocate_for_relocatable): Add code to handle
218 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
219 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
220 arm_unaligned_reloc_r): New targets.
221 * testsuite/Makefile.in: Regenerate.
222 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
223 linking.
224
3f3cddf1
ILT		 2252011-11-02 Ian Lance Taylor <iant@google.com>
226
227 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
228 NATIVE_LINKER.
229 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
230 * options.cc (General_options::finalize): Use library search path
231 from configure script if specified. If not native and no sysroot,
232 only search TOOLLIBDIR.
233 * options.h (Search_directory::Search_directory): Change name to
234 const std::string&.
235 (General_options::add_to_library_path_with_sysroot): Change arg to
236 const std::string&.
237 * configure, Makefile.in, config.in: Rebuild.
238
a8e2273b
ILT		 2392011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
240
241 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
242 we are working around the ARM1176 Erratum.
243 * options.h (General_options::fix_arm1176): Add option.
244 * testsuite/Makefile.am: Add testcases, and keep current ones
245 working.
246 * testsuite/Makefile.in: Regenerate.
247 * testsuite/arm_fix_1176.s: New file.
248 * testsuite/arm_fix_1176.sh: Likewise.
249
cd6eab1c
ILT		 2502011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
251
252 * arm.cc (Target_arm::Target_arm): Remove initialisation of
253 may_use_blx_.
254 (Target_arm::may_use_blx): Remove method.
255 (Target_arm::set_may_use_blx): Likewise.
256 (Target_arm::may_use_v4t_interworking): New method.
257 (Target_arm::may_use_v5t_interworking): Likewise.
258 (Target_arm::may_use_blx_): Remove member variable.
259 (Arm_relocate_functions::arm_branch_common): Check for v5T
260 interworking.
261 (Arm_relocate_functions::thumb_branch_common): Likewise.
262 (Reloc_stub::stub_type_for_reloc): Likewise.
263 (Target_arm::do_finalize_sections): Correct interworking checks.
264 * testsuite/Makefile.am: Add new tests.
265 * testsuite/Makefile.in: Regenerate.
266 * testsuite/arm_farcall_arm_arm.s: New test.
267 * testsuite/arm_farcall_arm_arm.sh: Likewise.
268 * testsuite/arm_farcall_arm_thumb.s: Likewise.
269 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
270 * testsuite/arm_farcall_thumb_arm.s: Likewise.
271 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
272 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
273 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
274
286adcf4
CC		 2752011-10-31 Cary Coutant <ccoutant@google.com>
276
277 PR gold/13023
278 * expression.cc (Expression::eval_with_dot): Add
279 is_section_dot_assignment parameter.
280 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
281 absolute and assigning to dot within a section.
282 * script-sections.cc
283 (Output_section_element_assignment::set_section_addresses): Pass
284 dot_section to set_if_absolute.
285 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
286 as is_section_dot_assignment flag to eval_with_dot.
287 (Output_section_element_dot_assignment::set_section_addresses):
288 Likewise.
289 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
290 parameter. Also set value if relative to dot_section; set the
291 symbol's output_section.
292 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
293 parameter. Adjust all callers.
294 (Expression::eval_maybe_dot): Likewise.
295 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
296 Adjust all callers.
297 * testsuite/script_test_2.t: Test assignment of an absolute value
298 to dot within an output section element.
299
9634ed06
CC		 3002011-10-31 Cary Coutant <ccoutant@google.com>
301
302 * options.h (class General_options): Add --[no-]gnu-unique options.
303 * symtab.cc (Symbol_table::sized_write_globals): Convert
304 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
305
de4101c7
CC		 3062011-10-31 Cary Coutant <ccoutant@google.com>
307
308 PR gold/13359
309 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
310 unnecessary assertion.
311 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
312
7257cc92
ST		 3132011-10-31 Sriraman Tallam <tmsriram@google.com>
314
315 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
316 gc_mark_symbol.
317 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
318 gc_mark_symbol.
319 Change to just keep the section associated with symbol.
320 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
321 they are externally visible and --export-dynamic is turned on.
322 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
323
bfc34b3f
ILT		 3242011-10-19 Ian Lance Taylor <iant@google.com>
325
326 PR gold/13163
327 * script-sections.cc
328 (Output_section_element_dot_assignment::needs_output_section): New
329 function.
330
ea0d8c47
ILT		 3312011-10-19 Ian Lance Taylor <iant@google.com>
332
333 PR gold/13204
334 * layout.cc (Layout::segment_precedes): Don't assert failure if a
335 --section-start option was seen.
336 * options.h (General_options::any_section_start): New function.
337
abd242a9
DM		 3382011-10-18 David S. Miller <davem@davemloft.net>
339
340 PR binutils/13301
341 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
342 member to track relocation locations that have moved during TLS
343 reloc optimizations.
344 (Target_sparc::Relocate::Relocate): Initialize to NULL.
345 (Target_sparc::Relocate::relocate): Adjust view down by 4
346 bytes if it matches reloc_adjust_addr_.
347 (Target_sparc::Relocate::relocate_tls): Always move the
348 __tls_get_addr call delay slot instruction forward 4 bytes when
349 performing relaxation.
350
bab9090f
CC		 3512011-10-18 Cary Coutant <ccoutant@google.com>
352
353 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
354 (Output_file::map_no_anonymous): Check for non-zero
355 return code from posix_fallocate.
356
f7c5b166
CC		 3572011-10-17 Cary Coutant <ccoutant@google.com>
358
359 PR gold/13245
360 * plugin.cc (is_visible_from_outside): Check for symbols
361 referenced from dynamic objects.
362 * resolve.cc (Symbol_table::resolve): Don't count references
363 from dynamic objects as references from real ELF files.
364 * testsuite/plugin_test_2.sh: Adjust expected result.
365
b490c0bb
CC		 3662011-10-17 Cary Coutant <ccoutant@google.com>
367
368 * gold.cc: Include timer.h.
369 (queue_middle_tasks): Stamp time.
370 (queue_final_tasks): Likewise.
371 * main.cc (main): Store timer in parameters. Print timers
372 for each pass.
373 * parameters.cc (Parameters::Parameters): Initialize timer_.
374 (Parameters::set_timer): New function.
375 (set_parameters_timer): New function.
376 * parameters.h (Parameters::set_timer): New function.
377 (Parameters::timer): New function.
378 (Parameters::timer_): New data member.
379 (set_parameters_timer): New function.
380 * timer.cc (Timer::stamp): New function.
381 (Timer::get_pass_time): New function.
382 * timer.h (Timer::stamp): New function.
383 (Timer::get_pass_time): New function.
384 (Timer::pass_times_): New data member.
385
f475cf7b
CC		 3862011-10-17 Cary Coutant <ccoutant@google.com>
387
388 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
389 task for members of lib groups.
390
cdd7e244
CC		 3912011-10-17 Cary Coutant <ccoutant@google.com>
392
393 PR gold/13288
4f95c8b4 394 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 395 (File_read::make_view): Move bounds check (replace with assert)...
396 (File_read::find_or_make_view): ... to here.
397
dfb45471
CC		 3982011-10-12 Cary Coutant <ccoutant@google.com>
399
4f95c8b4 400 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 401 ::read returns less than requested size.
402
53bbcc1b
CC		 4032011-10-10 Cary Coutant <ccoutant@google.com>
404
4f95c8b4 405 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 406 Initialize defined_count_.
407 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
408 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
409 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
410 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
411 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 412 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 413 member.
414 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 415 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 416 Return zeroes instead of internal error.
417
397b129b
CC		 4182011-10-10 Cary Coutant <ccoutant@google.com>
419
420 PR gold/13249
4f95c8b4 421 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 422 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 423 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 424 (Output_reloc::type_): Adjust size of bit field.
425 (Output_reloc::use_plt_offset_): New bit field.
426 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
427 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
428 flag. Adjust all callers.
4f95c8b4 429 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 430 creating RELATIVE relocations.
431
d5698657
NC		 4322011-10-10 Nick Clifton <nickc@redhat.com>
433
434 * po/es.po: Updated Spanish translation.
435 * po/fi.po: Updated Finnish translation.
436
6a59a5c2
DN		 4372011-10-03 Diego Novillo <dnovillo@google.com>
438
439 * options.cc (parse_uint): Fix dereference of RETVAL.
440
f0558624
ST		 4412011-09-29 Sriraman Tallam <tmsriram@google.com>
442
443 * layout.h (section_order_map_): New member.
444 (get_section_order_map): New member function.
445 * output.cc (Output_section::add_input_section): Check for patterns
446 only when --section-ordering-file is specified.
447 * gold.cc (queue_middle_tasks): Delay updating order of sections till
448 output_sections have been formed.
449 * layout.cc (Layout_Layout): Initialize section_order_map_.
450 * plugin.cc (update_section_order): Store order in order_map. Do not
451 update the order.
452 * testsuite/Makefile.am: Add test case for plugin_final_layout.
453 * testsuite/Makefile.in: Regenerate.
454 * testsuite/plugin_section_order.c: New file.
455 * testsuite/plugin_final_layout.cc: New file.
456 * testsuite/plugin_final_layout.sh: New file.
457
a7dac153
CC		 4582011-09-29 Cary Coutant <ccoutant@google.com>
459
4f95c8b4 460 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 461 Check for NULL.
4f95c8b4 462 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 463 symbols during incremental update.
464 (Symbol_table::add_from_dynobj): Likewise.
465
eebd87a5
ILT		 4662011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
467 Ian Lance Taylor <iant@google.com>
468
469 * symtab.cc (Symbol_table::define_special_symbol): Always
470 canonicalize version string.
471
403a3331
CC		 4722011-09-26 Cary Coutant <ccoutant@google.com>
473
4f95c8b4
CC		 474 * gold.cc (queue_initial_tasks): Move option checks ...
475 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 476 some options; make others fatal.
477
235061c2
CC		 4782011-09-26 Cary Coutant <ccoutant@google.com>
479
480 gcc PR lto/47247
481 * plugin.cc (get_symbols_v2): New function.
482 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
483 (is_referenced_from_outside): New function.
484 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
485 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
486 (get_symbols): Pass version parameter.
487 (get_symbols_v2): New function.
488 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
489 parameter.
490 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
491 (onload): Add LDPT_GET_SYMBOLS_V2.
492 (all_symbols_read_hook): Use get_symbols_v2; check for
493 LDPR_PREVAILING_DEF_IRONLY_EXP.
494 * testsuite/plugin_test_3.sh: Update expected results.
495
dc87f620
ILT		 4962011-09-23 Simon Baldwin <simonb@google.com>
497
498 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
499 configuration options.
500 * configure: Regenerate.
501 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
502 * Makefile.in: Regenerate.
503 * testsuite/Makefile.in: Regenerate.
504
a8279f82
ST		 5052011-09-19 Sriraman Tallam <tmsriram@google.com>
506
507 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
508
0c9350c8
CC		 5092011-09-19 Cary Coutant <ccoutant@google.com>
510
511 * incremental.cc (can_incremental_update): Fix typo in comment.
512 * incremental.h (can_incremental_update): Likewise.
513
aa06ae28
CC		 5142011-09-18 Cary Coutant <ccoutant@google.com>
515
516 * incremental.cc (can_incremental_update): New function.
517 * incremental.h (can_incremental_update): New function.
518 * layout.cc (Layout::init_fixed_output_section): Call it.
519 (Layout::make_output_section): Don't allow patch space in .eh_frame.
520 * object.cc (Sized_relobj_file::do_layout): Call
521 can_incremental_update.
522
ebb300b2
CC		 5232011-09-13 Cary Coutant <ccoutant@google.com>
524
525 * configure.ac: Check for glibc support for gnu_indirect_function
526 support with static linking, setting automake conditional
527 IFUNC_STATIC.
528 * Makefile.in: Regenerate.
529 * configure: Regenerate.
530
531 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
532 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
533 for IFUNC_STATIC.
534 * testsuite/Makefile.in: Regenerate.
535
1206d0d5
CC		 5362011-09-13 Cary Coutant <ccoutant@google.com>
537
538 * incremental.cc (Sized_relobj_incr::do_layout): Call
539 report_comdat_group for kept comdat sections.
540 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
541 * testsuite/Makefile.in: Regenerate.
542 * testsuite/incr_comdat_test_1.cc: New source file.
543 * testsuite/incr_comdat_test_2_v1.cc: New source file.
544 * testsuite/incr_comdat_test_2_v2.cc: New source file.
545 * testsuite/incr_comdat_test_2_v3.cc: New source file.
546
40b29874
ILT		 5472011-09-13 Ian Lance Taylor <iant@google.com>
548
549 * object.cc (Sized_relobj_file::do_layout): Remove unused local
550 variable external_symbols_offset.
551
1b045aac
ILT		 5522011-09-12 Ian Lance Taylor <iant@google.com>
553
554 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
555 triggered if object has no symbols.
556
24c6c55a
DM		 5572011-09-09 David S. Miller <davem@davemloft.net>
558
559 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
560 (Output_fill_debug_line::do_write): Likewise.
561
66570254
CC		 5622011-08-29 Cary Coutant <ccoutant@google.com>
563
564 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
565 casts to match formatting specs.
566 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
567
8ea8cd50
CC		 5682011-08-26 Cary Coutant <ccoutant@google.com>
569
570 * layout.cc (Free_list::allocate): Provide guarantee of minimum
571 remaining hole size when allocating.
572 (Layout::make_output_section): Set fill methods for debug sections.
573 * layout.h (Free_list::Free_list_node): Move from private to
574 public.
575 (Free_list::set_min_hole_size): New function.
576 (Free_list::begin, Free_list::end): New functions.
577 (Free_list::min_hole_): New data member.
578 * output.cc: Include dwarf.h.
579 (Output_fill_debug_info::do_minimum_hole_size): New function.
580 (Output_fill_debug_info::do_write): New function.
581 (Output_fill_debug_line::do_minimum_hole_size): New function.
582 (Output_fill_debug_line::do_write): New function.
583 (Output_section::Output_section): Initialize new data member.
584 (Output_section::set_final_data_size): Ensure patch space is larger
585 than minimum hole size.
586 (Output_section::do_write): Fill holes in debug sections.
587 * output.h (Output_fill): New class.
588 (Output_fill_debug_info): New class.
589 (Output_fill_debug_line): New class.
590 (Output_section::set_free_space_fill): New function.
591 (Output_section::free_space_fill_): New data member.
592 * testsuite/Makefile.am (incremental_test_3): Add
593 --incremental-patch option.
594 (incremental_test_4): Likewise.
595 (incremental_test_5): Likewise.
596 (incremental_test_6): Likewise.
597 (incremental_copy_test): Likewise.
598 (incremental_common_test_1): Likewise.
599 * testsuite/Makefile.in: Regenerate.
600
7cf80422
NC		 6012011-08-26 Nick Clifton <nickc@redhat.com>
602
603 * po/es.po: Updated Spanish translation.
604
c3f7b0e5
CC		 6052011-08-01 Cary Coutant <ccoutant@google.com>
606
607 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
608 * gold/testsuite/Makefile.in: Regenerate.
609 * gold/testsuite/justsyms_exec.c: New source file.
610 * gold/testsuite/justsyms_lib.c: New source file.
611
9590bf25
CC		 6122011-08-01 Cary Coutant <ccoutant@google.com>
613
614 * layout.cc (Layout::set_segment_offsets): Don't realign text
615 segment if -Ttext was specified.
616 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
617 file type.
618 * object.h (Sized_relobj_file::e_type): New function.
619 (Sized_relobj_file::e_type_): New data member.
620 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
621 base address for ET_EXEC files.
622 * target.cc (Target::do_make_elf_object_implementation): Allow
623 ET_EXEC files with --just-symbols option.
624
dcd8d12e
CC		 6252011-07-28 Cary Coutant <ccoutant@google.com>
626
627 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
628 Add thread_number parameter.
629 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
630 * workqueue-threads.cc
631 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
632 current thread if its thread number is greater than desired thread
633 count.
634 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
635 Add thread_number parameter.
636 (Workqueue::should_cancel_thread): Likewise.
637 (Workqueue::find_runnable_or_wait): Pass thread_number to
638 should_cancel_thread.
639 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
640 parameter.
641
804eb480
ST		 6422011-07-22 Sriraman Tallam <tmsriram@google.com>
643
644 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
645 only after checking if it cannot be forced local.
646 * symtab.h (is_externally_visible): Check if the symbol is not forced
647 local.
648
f1ddb600
ILT		 6492011-07-15 Ian Lance Taylor <iant@google.com>
650
651 * options.h (class General_options): Add --print-output-format.
652 Move -EL next to -EB, for better --help output.
653 * target-select.cc: Include <cstdio>, "options.h", and
654 "parameters.h".
655 (Target_selector::do_target_bfd_name): New function.
656 (print_output_format): New function.
657 * target-select.h (class Target_selector): Update declarations.
658 (Target_selector::target_bfd_name): New function.
659 (print_output_format): Declare.
660 * main.cc: Include "target-select.h".
661 (main): Handle --print-output-format.
662 * gold.cc: Include "target-select.h".
663 (queue_initial_tasks): Handle --print-output-format when there are
664 no input files.
665 * parameters.cc (parameters_force_valid_target): Give a better
666 error message if -EB/-EL does not match target.
667 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
668 function.
669
7d172687
ILT		 6702011-07-15 Ian Lance Taylor <iant@google.com>
671
672 * i386.cc (class Output_data_plt_i386): Add layout_ field.
673 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
674 (Output_data_plt_i386::do_write): Write address of .dynamic
675 section to first entry in .got.plt section.
676 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
677 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
678 Initialize layout_.
679 (Output_data_plt_x86_64::do_write): Write address of .dynamic
680 section to first entry in .got.plt section.
681 * layout.h (Layout::dynamic_section): New function.
682
e9552f7e
ST		 6832011-07-13 Sriraman Tallam <tmsriram@google.com>
684
685 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
686 to claim_file call.
687 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
688 input_section_position_, and input_section_glob_.
689 (read_layout_from_file): Call function section_ordering_specified.
690 * layout.h (is_section_ordering_specified): New function.
691 (section_ordering_specified): New function.
692 (section_ordering_specified_): New boolean member.
693 * main.cc(main): Call load_plugins after layout object is defined.
694 * output.cc (Output_section::add_input_section): Use
695 function section_ordering_specified to check if section ordering is
696 needed.
697 * output.cc (Output_section::add_relaxed_input_section): Use
698 function section_ordering_specified to check if section ordering is
699 needed.
700 (Output_section::update_section_layout): New function.
701 (Output_section::sort_attached_input_sections): Check if input section
702 must be reordered.
703 * output.h (Output_section::update_section_layout): New function.
704 * plugin.cc (get_section_count): New function.
705 (get_section_type): New function.
706 (get_section_name): New function.
707 (get_section_contents): New function.
708 (update_section_order): New function.
709 (allow_section_ordering): New function.
710 (Plugin::load): Add the new interfaces to the transfer vector.
711 (Plugin_manager::load_plugins): New parameter.
712 (Plugin_manager::all_symbols_read): New parameter.
713 (Plugin_manager::claim_file): New parameter. Save the elf object for
714 unclaimed objects.
715 (Plugin_manager::get_elf_object): New function.
716 (Plugin_manager::get_view): Change to directly use the bool to check
717 if get_view is called from claim_file_hook.
718 * plugin.h (input_objects): New function
719 (Plugin__manager::load_plugins): New parameter.
720 (Plugin_manager::claim_file): New parameter.
721 (Plugin_manager::get_elf_object): New function.
722 (Plugin_manager::in_claim_file_handler): New function.
723 (Plugin_manager::in_claim_file_handler_): New member.
724 (layout): New function.
725 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
726 handler with an extra parameter. Make the elf object before calling
727 claim_file handler.
728 * testsuite/plugin_test.c (get_section_count): New function pointer.
729 (get_section_type): New function pointer.
730 (get_section_name): New function pointer.
731 (get_section_contents): New function pointer.
732 (update_section_order): New function pointer.
733 (allow_section_ordering): New function pointer.
734 (onload): Check if the new interfaces exist.
735
9446efde
ILT		 7362011-07-13 Ian Lance Taylor <iant@google.com>
737
738 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
739 relro section.
740 * x86_64.cc (Target_x86_64::got_section): Likewise.
741 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
742 (relro_now_test_SOURCES): New variable.
743 (relro_now_test_DEPENDENCIES): New variable.
744 (relro_now_test_LDFLAGS): New variable.
745 (relro_now_test_LDADD): New variable.
746 (relro_now_test.so): New target.
747 * testsuite/Makefile.in: Rebuild.
748
07aa62f2
ILT		 7492011-07-12 Ian Lance Taylor <iant@google.com>
750
751 PR gold/12980
752 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
753 GLOB_DAT relocation rather than a RELATIVE relocation for a
754 protected symbol when creating a shared library.
755 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
756 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
757 * testsuite/protected_main_1.cc (main): Test that protected
758 function has same address.
759
e2153196
ILT		 7602011-07-11 Ian Lance Taylor <iant@google.com>
761
762 PR gold/12979
763 * options.h (class General_options): Add -Bgroup.
764 * options.cc (General_options::finalize): If -Bgroup is set,
765 default to --unresolved-symbols=report-all.
766 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
767 * target-reloc.h (issue_undefined_symbol_error): Handle
768 --unresolved-symbols=report-all.
769
6daf5215
ILT		 7702011-07-08 Ian Lance Taylor <iant@google.com>
771
772 PR gold/11985
773 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
774 if linker script discards key sections.
775 (Layout::create_dynamic_symtab): Likewise.
776 (Layout::assign_local_dynsym_offsets): Likewise.
777 (Layout::sized_create_version_sections): Likewise.
778 (Layout::create_interp): Likewise.
779 (Layout::finish_dynamic_section): Likewise.
780 (Layout::set_dynamic_symbol_size): Likewise.
781
beabb2c6
ILT		 7822011-07-08 Ian Lance Taylor <iant@google.com>
783
784 PR gold/12386
785 * options.h (class General_options): Add --unresolved-symbols.
786 * target-reloc.h (issue_undefined_symbol_error): Check
787 --unresolved-symbols. Add comments.
788
9c16daf1
ILT		 7892011-07-08 Ian Lance Taylor <iant@google.com>
790
791 * testsuite/odr_violation2.cc (Ordering::operator()): Make
792 expression more complex.
793
191f1a2d
ILT		 7942011-07-08 Ian Lance Taylor <iant@google.com>
795
796 PR gold/11317
797 * target-reloc.h (issue_undefined_symbol_error): New inline
798 function, broken out of relocate_section.
799 (relocate_section): Call issue_undefined_symbol_error.
800 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
801 there is no TLS segment if we are about to issue an undefined
802 symbol error.
803 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
804
62855347
ILT		 8052011-07-08 Ian Lance Taylor <iant@google.com>
806
807 PR gold/12279
808 * resolve.cc (Symbol_table::should_override): Add fromtype
809 parameter. Change all callers. Give error when linking together
810 TLS and non-TLS symbol.
811 (Symbol_table::should_override_with_special): Add fromtype
812 parameter. Change all callers.
813 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
814 there is no TLS segment if we have reported some errors.
815 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
816
67181c72
ILT		 8172011-07-08 Ian Lance Taylor <iant@google.com>
818
819 PR gold/12372
820 * target.h (Target::plt_address_for_global): New function.
821 (Target::plt_address_for_local): New function.
822 (Target::plt_section_for_global): Remove.
823 (Target::plt_section_for_local): Remove.
824 (Target::do_plt_address_for_global): New virtual function.
825 (Target::do_plt_address_for_local): New virtual function.
826 (Target::do_plt_section_for_global): Remove.
827 (Target::do_plt_section_for_local): Remove.
828 (Target::register_global_plt_entry): Add Symbol_table and Layout
829 parameters.
830 * output.cc (Output_data_got::Got_entry::write): Use
831 plt_address_for_global and plt_address_for_local.
832 * layout.cc (Layout::add_target_dynamic_tags): Use size and
833 address of output section.
834 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
835 got_irelative_, and irelative_count_ fields. Update
836 declarations.
837 (Output_data_plt_i386::has_irelative_section): New function.
838 (Output_data_plt_i386::entry_count): Add irelative_count_.
839 (Output_data_plt_i386::set_final_data_size): Likewise.
840 (class Target_i386): Add got_irelative_ and rel_irelative_
841 fields. Update declarations.
842 (Target_i386::Target_i386): Initialize new fields.
843 (Target_i386::do_plt_address_for_global): New function replacing
844 do_plt_section_for_global.
845 (Target_i386::do_plt_address_for_local): New function replacing
846 do_plt_section_for_local.
847 (Target_i386::got_section): Create got_irelative_.
848 (Target_i386::rel_irelative_section): New function.
849 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
850 fields. Don't define __rel_iplt_{start,end}.
851 (Output_data_plt_i386::add_entry): Add symtab and layout
852 parameters. Change all callers. Use different PLT and GOT for
853 IFUNC symbols.
854 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
855 layout parameters. Change all callers. Use different PLT and
856 GOT.
857 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
858 (Output_data_plt_i386::rel_irelative): New function.
859 (Output_data_plt_i386::address_for_global): New function.
860 (Output_data_plt_i386::address_for_local): New function.
861 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
862 IRELATIVE GOT when changing IFUNC GOT entries.
863 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
864 reloc.
865 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
866 if we didn't create an IRELATIVE GOT.
867 (Target_i386::Relocate::relocate): Use plt_address_for_global and
868 plt_address_for_local.
869 (Target_i386::do_dynsym_value): Use plt_address_for_global.
870 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
871 got_irelative_, and irelative_count_ fields. Update
872 declarations.
873 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
874 Initialize new fields. Remove symtab parameter. Change all
875 callers.
876 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
877 irelative_count_.
878 (Output_data_plt_x86_64::has_irelative_section): New function.
879 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
880 (class Target_x86_64): Add got_irelative_ and rel_irelative_
881 fields. Update declarations.
882 (Target_x86_64::Target_x86_64): Initialize new fields.
883 (Target_x86_64::do_plt_address_for_global): New function replacing
884 do_plt_section_for_global.
885 (Target_x86_64::do_plt_address_for_local): New function replacing
886 do_plt_section_for_local.
887 (Target_x86_64::got_section): Create got_irelative_.
888 (Target_x86_64::rela_irelative_section): New function.
889 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
890 all callers. Don't create __rel_iplt_{start,end}.
891 (Output_data_plt_x86_64::add_entry): Add symtab and layout
892 parameters. Change all callers. Use different PLT and GOT for
893 IFUNC symbols.
894 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
895 layout parameters. Change all callers. Use different PLT and
896 GOT.
897 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
898 parameters. Change all callers. Use different PLT and GOT for
899 IFUNC symbols.
900 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
901 (Output_data_plt_x86_64::rela_irelative): New function.
902 (Output_data_plt_x86_64::address_for_global): New function.
903 (Output_data_plt_x86_64::address_for_local): New function.
904 (Output_data_plt_x86_64::set_final_data_size): Likewise.
905 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
906 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
907 (Target_x86_64::register_global_plt_entry): Add symtab and layout
908 parameters.
909 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
910 reloc.
911 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
912 symbols if we didn't create an IRELATIVE GOT.
913 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
914 plt_address_for_local.
915 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
916 * testsuite/ifuncvar1.c: New test file.
917 * testsuite/ifuncvar2.c: New test file.
918 * testsuite/ifuncvar3.c: New test file.
919 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
920 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
921 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
922 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
923 * testsuite/Makefile.in: Rebuild.
924
33c15b45
CC		 9252011-07-07 Cary Coutant <ccoutant@google.com>
926
927 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
928 (two_file_test_1_ndebug.o): Likewise.
929 (two_file_test_1b_ndebug.o): Likewise.
930 (two_file_test_2_ndebug.o): Likewise.
931 (two_file_test_main_ndebug.o): Likewise.
932 (incremental_test_2): Link with no-debug versions.
933
f48b5fb7
CC		 9342011-07-06 Cary Coutant <ccoutant@google.com>
935
936 * gold/incremental.cc
937 (Output_section_incremental_inputs::write_info_blocks): Check for
938 hidden and internal symbols.
939
221597a5
CC		 9402011-07-06 Cary Coutant <ccoutant@google.com>
941
942 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
943 Check disposition for startup file.
944 (Incremental_inputs::report_command_line): Ignore
945 --incremental-startup-unchanged option.
946 * options.cc (General_options::parse_incremental_startup_unchanged):
947 New function.
948 (General_options::General_options): Initialize new data member.
949 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
950 (General_options): Add --incremental-startup-unchanged option.
951 (General_options::incremental_startup_disposition): New function.
952 (General_options::incremental_startup_disposition_): New data member.
953
e24719f6
CC		 9542011-07-06 Cary Coutant <ccoutant@google.com>
955
956 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
957 input file index to Script_info ctor.
958 (Sized_incremental_binary::do_file_has_changed): Find the
959 command-line argument for files named in scripts.
960 * incremental.h (Script_info::Script_info): New ctor
961 with input file index.
962 (Script_info::input_file_index): New function.
963 (Script_info::input_file_index_): New data member.
964 (Incremental_binary::get_library): Add const.
965 (Incremental_binary::get_script_info): Add const.
966 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
967 * testsuite/Makefile.am (incremental_test_5): New test case.
968 (incremental_test_6): New test case.
969 * testsuite/Makefile.in: Regenerate.
970
8f7c81e8
CC		 9712011-07-06 Cary Coutant <ccoutant@google.com>
972
973 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
974 debug output when command lines differ.
975
9fbd3822
CC		 9762011-07-06 Cary Coutant <ccoutant@google.com>
977
978 * incremental.cc (Incremental_inputs::report_command_line): Ignore
979 --incremental-patch option.
980 * layout.cc (Free_list::allocate): Extend allocation beyond original
981 end if enabled.
982 (Layout::make_output_section): Mark sections that should get
983 patch space.
984 * options.cc (parse_percent): New function.
985 * options.h (parse_percent): New function.
986 (DEFINE_percent): New macro.
987 (General_options): Add --incremental-patch option.
988 * output.cc (Output_section::Output_section): Initialize new data
989 members.
990 (Output_section::add_input_section): Print section name when out
991 of patch space.
992 (Output_section::add_output_section_data): Likewise.
993 (Output_section::set_final_data_size): Add patch space when
994 doing --incremental-full.
995 (Output_section::do_reset_address_and_file_offset): Remove patch
996 space.
997 (Output_segment::set_section_list_addresses): Print debug output
998 only if --incremental-update.
999 * output.h (Output_section::set_is_patch_space_allowed): New function.
1000 (Output_section::is_patch_space_allowed_): New data member.
1001 (Output_section::patch_space_): New data member.
1002 * parameters.cc (Parameters::incremental_full): New function.
1003 * parameters.h (Parameters::incremental_full): New function
1004 * testsuite/Makefile.am (incremental_test_2): Add test for
1005 --incremental-patch option.
1006 * testsuite/Makefile.in: Regenerate.
1007 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1008 (t18): Remove function body.
1009
f6cccc2c
DK		 10102011-07-05 Doug Kwan <dougkwan@google.com>
1011
1012 PR gold/12771
1013 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1014 Arm_Address type for relocation result.
1015 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1016 overflow check.
1017 (Arm_relocate_functions::abs32): Use unaligned access.
1018 (Arm_relocate_functions::rel32): Ditto.
1019 (Arm_relocate_functions::prel31): Ditto.
1020 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1021 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1022 static data relocations.
1023 * testsuite/Makefile.in: Regnerate.
1024 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1025
28a13fec
ILT		 10262011-07-05 Ian Lance Taylor <iant@google.com>
1027
1028 PR gold/12392
1029 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1030 symbols if necessary.
1031 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1032
24d47b34
ILT		 10332011-07-05 Ian Lance Taylor <iant@google.com>
1034
1035 PR gold/12952
1036 * resolve.cc (Symbol::override_base_with_special): Simply override
1037 version with special symbol version, ignoring previous version.
1038
41f9cbbe
ILT		 10392011-07-05 Ian Lance Taylor <iant@google.com>
1040
1041 * object.cc (Sized_relobj_file::include_section_group): Add
1042 information to comment about signature location.
1043
886288f1
ILT		 10442011-07-02 Ian Lance Taylor <iant@google.com>
1045
1046 PR gold/12957
1047 * options.h (class General_options): Add -f and -F.
1048 * options.cc (General_options::finalize): Fatal error if -f/-F
1049 are used without -shared.
1050 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1051
ae3a6d4f
ILT		 10522011-07-02 Ian Lance Taylor <iant@google.com>
1053
1054 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1055
21131061
ILT		 10562011-07-01 Ian Lance Taylor <iant@google.com>
1057
1058 PR gold/12525
1059 PR gold/12952
1060 * resolve.cc (Symbol::override_base_with_special): Don't override
1061 the version if the overriding symbol has a different name.
1062 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1063 all callers. If we give an error about an undefined version,
1064 define the base version if necessary.
1065 * dynobj.h (class Versions): Update declaration.
1066 * testsuite/weak_alias_test_5.cc: New file.
1067 * testsuite/weak_alias_test.script: New file.
1068 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1069 and versioned_alias have the right value, and call t2.
1070 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1071 weak_alias_test_5.so.
1072 (weak_alias_test_LDADD): Likewise.
1073 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1074 * testsuite/Makefile.in: Rebuild.
1075
611062c0
ILT		 10762011-07-01 Ian Lance Taylor <iant@google.com>
1077
1078 PR gold/12525
1079 * options.h (class General_options): Support -z notext.
1080 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1081 -Wl,-z,notext.
1082 (two_file_shared_nonpic.so): Likewise.
1083 (two_file_shared_mixed.so): Likewise.
1084 (two_file_shared_mixed_1.so): Likewise.
1085 (weak_undef_lib_nonpic.so): Likewise.
1086 (alt/weak_undef_lib_nonpic.so): Likewise.
1087 (tls_test_shared_nonpic.so): Likewise.
1088 * testsuite/Makefile.in: Rebuild.
1089
328c7c2f
ILT		 10902011-07-01 Ian Lance Taylor <iant@google.com>
1091
1092 PR gold/12525
1093 * configure.ac: Test whether static linking works, setting
1094 the automake conditional HAVE_STATIC.
1095 * testsuite/Makefile.am: Disable tests using -static if
1096 HAVE_STATIC is not true.
1097 * configure, testsuite/Makefile.in: Rebuild.
1098
02d7cd44
ILT		 10992011-07-01 Ian Lance Taylor <iant@google.com>
1100
1101 PR gold/12525
1102 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1103 Assert if we see DW_EH_PE_indirect.
1104 * target.h (Target::ehframe_datarel_base): New function.
1105 (Target::do_ehframe_datarel_base): New target function.
1106 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1107 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1108 function.
1109
07a60597
ILT		 11102011-07-01 Ian Lance Taylor <iant@google.com>
1111
1112 PR gold/12571
1113 * options.h (class General_options): Add
1114 --ld-generated-unwind-info.
1115 * ehframe.cc (Fde::write): Add address parameter. Change all
1116 callers. If associated with PLT, fill in address and size.
1117 (Cie::set_output_offset): Only add merge mapping if there is an
1118 object.
1119 (Cie::write): Add address parameter. Change all callers.
1120 (Eh_frame::add_ehframe_for_plt): New function.
1121 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1122 input_offset_ fields into union u_, with new plt field.
1123 (Fde::Fde): Adjust for new union field.
1124 (Fde::Fde) [Output_data version]: New constructor.
1125 (Fde::add_mapping): Only add merge mapping if there is an object.
1126 (class Cie): Update declarations.
1127 (class Eh_frame): Declare add_ehframe_for_plt.
1128 * layout.cc (Layout::layout_eh_frame): Break out code into
1129 make_eh_frame_section, and call it.
1130 (Layout::make_eh_frame_section): New function.
1131 (Layout::add_eh_frame_for_plt): New function.
1132 * layout.h (class Layout): Update declarations.
1133 * merge.cc (Merge_map::add_mapping): Add assertion.
1134 * i386.cc: Include "dwarf.h".
1135 (class Output_data_plt_i386): Make first_plt_entry,
1136 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1137 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1138 and plt_eh_frame_fde.
1139 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1140 boundary. Call add_eh_frame_for_plt if appropriate.
1141 * x86_64.cc: Include "dwarf.h".
1142 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1143 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1144 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1145 and plt_eh_frame_fde.
1146 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1147 appropriate.
1148
14788a3f
ILT		 11492011-06-29 Ian Lance Taylor <iant@google.com>
1150
1151 PR gold/12629
1152 * object.cc (Sized_relobj_file::layout_section): Change shdr
1153 parameter to be const.
1154 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1155 out of do_layout.
1156 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1157 appropriate. Call layout_eh_frame_section.
1158 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1159 sections.
1160 * object.h (class Sized_relobj_file): Update declarations.
1161
6c21fce1
ILT		 11622011-06-29 Ian Lance Taylor <iant@google.com>
1163
37e41b03 1164 PR gold/12652
6c21fce1
ILT		 1165 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1166 modifier.
1167 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1168
4d5e4e62
ILT		 11692011-06-29 Ian Lance Taylor <iant@google.com>
1170
1171 PR gold/12675
1172 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1173 SHT_X86_64_UNWIND.
1174 * layout.cc (Layout::layout_eh_frame): Likewise.
1175
886f533a
ILT		 11762011-06-29 Ian Lance Taylor <iant@google.com>
1177
1178 PR gold/12695
1179 * layout.cc (Layout::symtab_section_shndx): New function.
1180 * layout.h (class Layout): Declare symtab_section_shndx.
1181 * output.cc (Output_section::write_header): Call it.
1182
f3ae1b28
ILT		 11832011-06-29 Ian Lance Taylor <iant@google.com>
1184
1185 PR gold/12818
1186 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1187 symbols which are not used in a relocation.
1188
aecf301f
ILT		 11892011-06-28 Ian Lance Taylor <iant@google.com>
1190
1191 PR gold/12898
1192 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1193 script create indistinguishable segments.
1194 (Layout::set_segment_offsets): Use stable_sort when sorting
1195 segments. Pass this to Compare_segments constructor.
1196 * layout.h (class Layout): Make segment_precedes non-static.
1197 (class Compare_segments): Change from struct to class. Add
1198 layout_ field. Add constructor.
1199 * script-sections.cc
1200 (Script_sections::attach_sections_using_phdrs_clause): Rename
1201 local orphan to is_orphan. Don't report failure to put empty
1202 section in segment. On attachment failure, report name of
1203 section, and attach to first PT_LOAD segment.
1204
03ef7571
ILT		 12052011-06-28 Ian Lance Taylor <iant@google.com>
1206
1207 PR gold/12934
1208 * target-select.cc (Target_selector::Target_selector): Add
1209 emulation parameter. Change all callers.
1210 (select_target_by_bfd_name): Rename from select_target_by_name.
1211 Change all callers.
1212 (select_target_by_emulation): New function.
1213 (supported_emulation_names): New function.
1214 * target-select.h (class Target_selector): Add emulation_ field.
1215 Update declarations.
1216 (Target_selector::recognize_by_bfd_name): Rename from
1217 recognize_by_name. Change all callers.
1218 (Target_selector::supported_bfd_names): Rename from
1219 supported_names. Change all callers.
1220 (Target_selector::recognize_by_emulation): New function.
1221 (Target_selector::supported_emulations): New function.
1222 (Target_selector::emulation): New function.
1223 (Target_selector::do_recognize_by_bfd_name): Rename from
1224 do_recognize_by_name. Change all callers.
1225 (Target_selector::do_supported_bfd_names): Rename from
1226 do_supported_names. Change all callers.
1227 (Target_selector::do_recognize_by_emulation): New function.
1228 (Target_selector::do_supported_emulations): New function.
1229 (select_target_by_bfd_name): Change name in declaration.
1230 (select_target_by_emulation): Declare.
1231 (supported_emulation_names): Declare.
1232 * parameters.cc (parameters_force_valid_target): Try to find
1233 target based on emulation from -m option.
1234 * options.h (class General_options): Change doc string for -m.
1235 * options.cc (help): Print emulations.
1236 (General_options::parse_V): Likewise.
1237 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1238 Add emulation parameter. Change all callers.
1239
200b2bb9
ILT		 12402011-06-28 Ian Lance Taylor <iant@google.com>
1241
1242 * target.h (class Target): Add osabi_ field.
1243 (Target::osabi): New function.
1244 (Target::set_osabi): New function.
1245 (Target::Target): Initialize osabi_.
1246 (Target::do_adjust_elf_header): Make pure virtual.
1247 (Sized_target::do_adjust_elf_header): Declare.
1248 * target.cc (Sized_target::do_adjust_elf_header): New function.
1249 (class Sized_target): Instantiate all versions.
1250 * freebsd.h (class Target_freebsd): Remove.
1251 (Target_selector_freebsd::do_recognize): Call set_osabi on
1252 Target.
1253 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1254 (Target_selector_freebsd::set_osabi): Remove.
1255 * i386.cc (class Target_i386): Inherit from Sized_target rather
1256 than Target_freebsd.
1257 * x86_64.cc (class Target_x86_64): Likewise.
1258
b3ce541e
ILT		 12592011-06-28 Ian Lance Taylor <iant@google.com>
1260
1261 * target.h (Target::can_check_for_function_pointers): Rewrite.
1262 Make non-virtual.
1263 (Target::can_icf_inline_merge_sections): Likewise.
1264 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1265 (Target::Target_info): Add can_icf_inline_merge_sections field.
1266 (Target::do_can_check_for_function_pointers): New virtual
1267 function.
1268 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1269 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1270 from can_check_for_function_pointers, move in file.
1271 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1272 section_may_have_icf_unsafe_poineters, move in file.
1273 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1274 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1275 Rename from can_check_for_function_pointers, move in file.
1276 (Target_i386::can_icf_inline_merge_sections): Remove.
1277 (Target_i386::i386_info): Initialize
1278 can_icf_inline_merge_sections.
1279 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1280 Initialize can_icf_inline_merge_sections.
1281 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1282 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1283 Rename from can_check_for_function_pointers, move in file.
1284 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1285 (Target_x86_64::x86_64_info): Initialize
1286 can_icf_inline_merge_sections.
1287 * testsuite/testfile.cc (Target_test::test_target_info):
1288 Likewise.
1289 * icf.cc (get_section_contents): Correct formatting.
1290
6d1c4efb
ILT		 12912011-06-27 Ian Lance Taylor <iant@google.com>
1292
1293 * symtab.cc (Symbol::versioned_name): New function.
1294 (Symbol_table::add_to_final_symtab): Use versioned_name when
1295 appropriate.
1296 (Symbol_table::sized_write_symbol): Likewise.
1297 * symtab.h (class Symbol): Declare versioned_name.
1298 * stringpool.h (class Stringpool_template): Add variant of add
1299 which takes a std::basic_string.
1300 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1301 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1302 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1303 (ver_test_12.o): New target.
1304 * testsuite/Makefile.in: Rebuild.
1305
57eb9b50
DK		 13062011-06-27 Doug Kwan <dougkwan@google.com>
1307
1308 * arm.cc (Arm_relocate_functions::thm_jump8,
1309 Arm_relocate_functions::thm_jump11): Use a wider signed
1310 type to compute offset.
1311 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1312 arm_thm_jump8.
1313 * testsuite/Makefile.in: Regenerate.
1314 * testsuite/arm_branch_in_range.sh: Check test results of
1315 arm_thm_jump11 and arm_thm_jump8.
1316 * testsuite/arm_thm_jump11.s: New test source file.
1317 * testsuite/arm_thm_jump11.t: New linker script.
1318 * testsuite/arm_thm_jump8.s: New test source file.
1319 * testsuite/arm_thm_jump8.t: New linker script.
1320
487b39df
ILT		 13212011-06-24 Ian Lance Taylor <iant@google.com>
1322
1323 * layout.cc: Include "object.h".
1324 (ctors_sections_in_init_array): New static variable.
1325 (Layout::is_ctors_in_init_array): New function.
1326 (Layout::layout): Add entry to ctors_sections_in_init_array if
1327 appropriate.
1328 * layout.h (class Layout): Declare is_ctors_in_init_array.
1329 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1330 is_ctors_reverse_view is set.
1331 (Sized_relobj_file::write_sections): Add layout parameter. Change
1332 all callers. Set is_ctors_reverse_view field of View_size.
1333 (Sized_relobj_file::reverse_words): New function.
1334 * object.h (Sized_relobj_file::View_size): Add
1335 is_ctors_reverse_view field.
1336 (class Sized_relobj_file): Update declarations.
1337 * testsuite/initpri3.c: New test.
1338 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1339 initpri3b.
1340 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1341 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1342 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1343 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1344 * testsuite/Makefile.in: Rebuild.
1345
472076e4
CC		 13462011-06-24 Cary Coutant <ccoutant@google.com>
1347
1348 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1349 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1350 (debug_msg_cdebug.err): New targets.
1351 * testsuite/Makefile.in: Regenerate.
1352 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1353 Fix checks for link with shared library.
1354
a60af0db
DK		 13552011-06-24 Doug Kwan <dougkwan@google.com>
1356
1357 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1358 skip empty text sections.
1359 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1360
5393d741
ILT		 13612011-06-22 Ian Lance Taylor <iant@google.com>
1362
1363 PR gold/12910
1364 * options.h (class General_options): Add --ctors-in-init-array.
1365 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1366 friends as SHT_PROGBITS for merging sections.
1367 (Layout::layout): Remove special handling of .init_array and
1368 friends. Don't sort if doing relocatable link. Sort for .ctors
1369 and .dtors if ctors_in_init_array.
1370 (Layout::make_output_section): Force correct section types for
1371 .init_array and friends. Don't sort if doing relocatable link,
1372 Don't sort .ctors and .dtors if ctors_in_init_array.
1373 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1374 (Layout::output_section_name): Add relobj parameter. Change all
1375 callers. Handle .ctors. and .dtors. in code rather than table.
1376 Handle .ctors and .dtors if ctors_in_init_array.
1377 (Layout::match_file_name): New function, moved from output.cc.
1378 * layout.h (class Layout): Update declarations.
1379 * output.cc: Include "layout.h".
1380 (Input_section_sort_entry::get_priority): New function.
1381 (Input_section_sort_entry::match_file_name): Just call
1382 Layout::match_file_name.
1383 (Output_section::Input_section_sort_init_fini_compare::operator()):
1384 Handle .ctors and .dtors. Sort by explicit priority rather than
1385 by name.
1386 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1387 * testsuite/initpri2.c: New test.
1388 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1389 (check_PROGRAMS): Add initpri2.
1390 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1391 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1392 * configure, testsuite/Makefile.in: Rebuild.
1393
e1f74f98
ILT		 13942011-06-19 Ian Lance Taylor <iant@google.com>
1395
1396 PR gold/12880
1397 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1398 .interp section to a PT_INTERP segment even if we have seen a
1399 --dynamic-linker option. Don't do it if we have seen a PHDRS
1400 clause in a linker script.
1401 (Layout::finalize): Don't create a .interp section if we've
1402 already create a PT_INTERP segment.
1403 (Layout::create_interp): Always call choose_output_section (revert
1404 patch of 2011-06-17). Don't create PT_INTERP segment.
1405 * script-sections.cc
1406 (Script_sections::create_note_and_tls_segments): Add a .interp
1407 section to a PT_INTERP segment even if we have seen a
1408 --dynamic-linker option.
1409
766f91bb
ILT		 14102011-06-18 Ian Lance Taylor <iant@google.com>
1411
1412 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1413 merely because a non-PT_LOAD segment has a dynamic reloc.
1414
0d212c3a
ILT		 14152011-06-18 Ian Lance Taylor <iant@google.com>
1416
1417 * layout.cc (Layout::finish_dynamic_section): Don't create
1418 DT_FLAGS entry if not needed.
1419
911a5072
ILT		 14202011-06-18 Ian Lance Taylor <iant@google.com>
1421
1422 PR gold/12745
1423 * layout.cc (Layout::layout_eh_frame): Correct handling of
1424 writable .eh_frame section.
1425
534b4e5f
ILT		 14262011-06-17 Ian Lance Taylor <iant@google.com>
1427
1428 PR gold/12893
1429 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1430 symbol is redefined with the exact same object and value.
1431
10b4f102
ILT		 14322011-06-17 Ian Lance Taylor <iant@google.com>
1433
1434 PR gold/12880
1435 * layout.h (class Layout): Add interp_segment_ field.
1436 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1437 (Layout::attach_allocated_section_to_segment): If making shared
1438 library, put .interp section in PT_INTERP segment.
1439 (Layout::finalize): Also call create_interp if -dynamic-linker
1440 option was used.
1441 (Layout::create_interp): Assert that there is no PT_INTERP
1442 segment. If not using a SECTIONS clause, use make_output_section.
1443 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1444 * script-sections.cc
1445 (Script_sections::create_note_and_tls_segments): If making shared
1446 library, put .interp section in PT_INTERP segment.
1447
a29b0dad
ILT		 14482011-06-17 Ian Lance Taylor <iant@google.com>
1449
e588ea8d
ILT		 1450 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1451 when making a shared library.
1452
14532011-06-17 Ian Lance Taylor <iant@google.com>
1454
1455 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1456 parameter. Change all callers. Don't issue warning about PC32
1457 against locally defined symbol.
a29b0dad 1458
9d3b0698
ILT		 14592011-06-16 Ian Lance Taylor <iant@google.com>
1460
1461 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1462 occurs in same object.
1463
85b0f90c
AM		 14642011-06-14 Alan Modra <amodra@gmail.com>
1465
1466 * po/POTFILES.in: Regenerate.
1467
a94907d9
ILT		 14682011-06-09 Ian Lance Taylor <iant@google.com>
1469
1470 * script-sections.cc
1471 (Orphan_output_section::set_section_addresses): For a relocatable
1472 link set address to 0.
1473
4fb3a1c3
CC		 14742011-06-09 Cary Coutant <ccoutant@google.com>
1475
1476 PR gold/12804
1477 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1478 used with --compress-debug-sections.
1479 * gold/object.cc (Sized_relobj_file::do_layout): Report
1480 uncompressed size of compressed input sections.
1481
61220854
CC		 14822011-06-08 Cary Coutant <ccoutant@google.com>
1483
1484 PR gold/12804
1485 * testsuite/two_file_test_2_v1.cc: Change initialization of
1486 v2 to keep it in .data.
1487
e6455dfb
CC		 14882011-06-07 Cary Coutant <ccoutant@google.com>
1489
1490 * common.cc (Symbol_table::do_allocate_commons_list): Call
1491 gold_fallback.
1492 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1493 (Errors::fallback): New function.
1494 (gold_fallback): New function.
1495 * errors.h (Errors::fallback): New function.
1496 * gold.cc (gold_exit): Change status parameter to enum; adjust
1497 all callers.
1498 (queue_initial_tasks): Call gold_fallback.
1499 * gold.h: Include cstdlib.
1500 (Exit_status): New enum type.
1501 (gold_exit): Change status parameter to enum.
1502 (gold_fallback): New function.
1503 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1504 (Layout::create_symtab_sections): Likewise.
1505 (Layout::create_shdrs): Likewise.
1506 * main.cc (main): Adjust call to gold_exit.
1507 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1508 (Output_data_got::add_got_entry_pair): Likewise.
1509 (Output_section::add_input_section): Likewise.
1510 (Output_section::add_output_section_data): Likewise.
1511 (Output_segment::set_section_list_addresses): Likewise.
1512 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1513
fb0e076f
CC		 15142011-06-07 Cary Coutant <ccoutant@google.com>
1515
1516 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1517 for incremental links.
1518 * output.cc (Output_segment::set_section_list_addresses): Remove
1519 FIXME and test for TLS or BSS.
1520
a5ee4d5d
CC		 15212011-06-07 Cary Coutant <ccoutant@google.com>
1522
1523 * testsuite/Makefile.am: Add incremental_copy_test,
1524 incremental_common_test_1.
1525 * testsuite/Makefile.in: Regenerate.
1526 * testsuite/common_test_1_v1.c: New source file.
1527 * testsuite/common_test_1_v2.c: New source file.
1528 * testsuite/copy_test_v1.cc: New source file.
1529
5146f448
CC		 15302011-06-07 Cary Coutant <ccoutant@google.com>
1531
1532 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1533 update, allocate common from bss section's free list.
1534 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1535 linker-defined symbols.
1536 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1537 Skip GOT and PLT entries that are no longer referenced.
1538 (Output_section_incremental_inputs::write_info_blocks): Mark
1539 linker-defined symbols.
1540 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1541 * output.cc (Output_section::allocate): New function.
1542 * output.h (Output_section::allocate): New function.
1543 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1544 linker-defined symbols.
1545 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1546 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1547 (Symbol::init_base_output_data): Likewise.
1548 (Symbol::init_base_output_segment): Likewise.
1549 (Symbol::init_base_constant): Likewise.
1550 (Sized_symbol::init_output_data): Likewise.
1551 (Sized_symbol::init_output_segment): Likewise.
1552 (Sized_symbol::init_constant): Likewise.
1553 (Symbol_table::do_define_in_output_data): Likewise.
1554 (Symbol_table::do_define_in_output_segment): Likewise.
1555 (Symbol_table::do_define_as_constant): Likewise.
1556 * symtab.h (Symbol::is_predefined): New function.
1557 (Symbol::init_base_output_data): Add is_predefined parameter.
1558 (Symbol::init_base_output_segment): Likewise.
1559 (Symbol::init_base_constant): Likewise.
1560 (Symbol::is_predefined_): New data member.
1561 (Sized_symbol::init_output_data): Add is_predefined parameter.
1562 (Sized_symbol::init_output_segment): Likewise.
1563 (Sized_symbol::init_constant): Likewise.
1564 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1565
26d3c67d
CC		 15662011-06-07 Cary Coutant <ccoutant@google.com>
1567
1568 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1569 instead of emit_copy_reloc.
1570 (Copy_relocs::emit_copy_reloc): Refactor.
1571 (Copy_relocs::make_copy_reloc): New function.
1572 (Copy_relocs::add_copy_reloc): Remove.
1573 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1574 section.
1575 (Copy_relocs::make_copy_reloc): New function.
1576 (Copy_relocs::add_copy_reloc): Remove.
1577 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1578 unchanged input files.
1579 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1580 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1581 Reserve BSS space for COPY relocations.
1582 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1583 (Output_section_incremental_inputs::write_info_blocks): Record
1584 whether a symbol is copied from a shared object.
1585 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1586 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1587 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1588 (Incremental_input_entry_reader::get_output_symbol_index): Add
1589 is_copy parameter.
1590 (Incremental_binary::emit_copy_relocs): New function.
1591 (Incremental_binary::do_emit_copy_relocs): New function.
1592 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1593 new data member.
1594 (Sized_incremental_binary::add_copy_reloc): New function.
1595 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1596 (Sized_incremental_binary::Copy_reloc): New struct.
1597 (Sized_incremental_binary::Copy_relocs): New typedef.
1598 (Sized_incremental_binary::copy_relocs_): New data member.
1599 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1600 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1601 * target.h (Sized_target::emit_copy_reloc): New function.
1602 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1603
7cdb37d9
CC		 16042011-06-02 Cary Coutant <ccoutant@google.com>
1605
1606 PR gold/12163
1607 * gold/archive.cc (Archive::Archive): Initialize new data member.
1608 (Archive::include_all_members): Return if archive has already been
1609 included.
1610 * gold/archive.h (Archive::include_all_members_): New data member.
1611
cc643b88
NC		 16122011-06-02 Nick Clifton <nickc@redhat.com>
1613
1614 * dynobj.h: Fix spelling mistake in comment.
1615 * output.cc: Likewise.
1616
f62a3ca7
DK		 16172011-05-31 Doug Kwan <dougkwan@google.com>
1618 Asier Llano
1619
1620 PR gold/12826
cc643b88 1621 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1622 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1623 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1624 redundant arm_exidx_test.so.
1625 * testsuite/Makefile.in: Regenerate.
1626 (check_SCRIPTS): Add pr12826.sh
1627 (check_DATA): Add pr12826.stdout
1628 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1629 * testsuite/pr12826.sh: New file.
1630 * testsuite/pr12826_1.s: Ditto.
1631 * testsuite/pr12826_1.s: Ditto.
1632
8dbe1edc
ILT		 16332011-05-30 Ian Lance Taylor <iant@google.com>
1634
1635 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1636 sections.
1637
c49875be
ILT		 16382011-05-29 Ian Lance Taylor <iant@google.com>
1639
1640 PR gold/12804
1641 * testsuite/Makefile.am: Use different file name for two_file_test
1642 temporary file for each incremental test.
1643 * testsuite/Makefile.in: Rebuild.
1644
69d53f7a
ILT		 16452011-05-29 Ian Lance Taylor <iant@google.com>
1646
1647 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1648 binary input file is empty.
1649
41d0ab5f
ILT		 16502011-05-27 Ian Lance Taylor <iant@google.com>
1651
1652 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1653 (ver_test_9.so): Likewise.
1654 * testsuite/Makefile.in: Rebuild.
1655
89d8a36b
CC		 16562011-05-26 Cary Coutant <ccoutant@google.com>
1657
1658 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1659 * incremental.cc (Incremental_inputs::report_input_section): Fix
1660 comment, indentation.
1661 (Incremental_inputs::report_comdat_group): New function.
1662 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1663 of data for incremental input file entry.
1664 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1665 group count, COMDAT group signatures.
1666 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1667 an unchanged input file.
1668 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1669 Initialize new data member.
1670 (Incremental_object_entry::add_comdat_group): New function.
1671 (Incremental_object_entry::get_comdat_group_count): New function.
1672 (Incremental_object_entry::get_comdat_signature_key): New function.
1673 (Incremental_object_entry::groups_): New data member.
1674 (Incremental_inputs::report_comdat_group): New function.
1675 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1676 data for incremental input file entry.
1677 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1678 (Incremental_input_entry_reader::get_input_section): Adjust size of
1679 data for incremental input file entry.
1680 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1681 (Incremental_input_entry_reader::get_comdat_group_signature): New
1682 function.
1683 * object.cc (Sized_relobj::include_section_group): Report kept
1684 COMDAT groups for incremental links.
1685
1706a06f
ILT		 16862011-05-24 David Meyer <pdox@google.com>
1687
1688 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1689 with name parameter. Add found_name parameter.
1690 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1691 * dirsearch.h (class Dirsearch): Update declaration.
1692
a10ae760
ILT		 16932011-05-24 Ian Lance Taylor <iant@google.com>
1694
1695 * archive.cc (Library_base::should_include_member): Pull in object
1696 from archive if it defines the entry symbol.
1697 * parameters.cc (Parameters::entry): New function.
1698 * parameters.h (class Parameters): Declare entry.
1699 * output.h (class Output_file_header): Remove entry_ field.
1700 * output.cc (Output_file_header::Output_file_header): Remove entry
1701 parameter. Change all callers.
1702 (Output_file_header::entry): Use parameters->entry.
1703 * gold.cc (queue_middle_tasks): Likewise.
1704 * plugin.cc (Plugin_hook::run): Likewise.
1705
aa92d6ed
CC		 17062011-05-24 Cary Coutant <ccoutant@google.com>
1707
1708 * gold.cc (queue_initial_tasks): Pass incremental base filename
1709 to Output_file::open_base_file; don't print error message.
1710 * incremental-dump.cc (main): Adjust call to
1711 Output_file::open_for_modification.
1712 * incremental-dump.cc (main): Likewise.
1713 * incremental.cc (Incremental_inputs::report_command_line):
1714 Ignore --incremental-base option when comparing command lines.
1715 Ignore parameter when given as separate argument.
1716 * options.h (class General_options): Add --incremental-base.
1717 * output.cc (Output_file::Output_file):
1718 (Output_file::open_base_file): Add base_name and writable parameters;
1719 read base file into new file; print error message here.
1720 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1721 callers.
1722 * output.h (Output_file::open_for_modification): Rename to...
1723 (Output_file::open_base_file): ...this; add base_name and
1724 writable parameters; adjust all callers.
1725 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1726 callers.
1727 * testsuite/Makefile.am (incremental_test_4): Test
1728 --incremental-base.
1729 * testsuite/Makefile.in: Regenerate.
1730
2eedd706
CC		 17312011-05-24 Cary Coutant <ccoutant@google.com>
1732
1733 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1734 incremental_test_4.
1735 * testsuite/Makefile.in: Regenerate.
1736 * testsuite/two_file_test_1_v1.cc: New test source file.
1737 * testsuite/two_file_test_1b_v1.cc: New test source file.
1738 * testsuite/two_file_test_2_v1.cc: New test source file.
1739
0f1c85a6
CC		 17402011-05-24 Cary Coutant <ccoutant@google.com>
1741
1742 * dynobj.h (Dynobj::do_dynobj): New function.
1743 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1744 flag and soname for shared objects.
1745 * incremental.cc (Incremental_inputs::report_object): Make
1746 either Incremental_object_entry or Incremental_dynobj_entry; add
1747 soname to string table.
1748 (Incremental_inputs::report_input_section): Add assertion.
1749 (Output_section_incremental_inputs::set_final_data_size): Adjust
1750 type of input file entry for shared libraries; adjust size of
1751 shared library info entry.
1752 (Output_section_incremental_inputs::write_input_files): Write
1753 as_needed flag for shared libraries.
1754 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1755 of input file entry for shared libraries; write soname.
1756 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1757 soname from incremental info.
1758 * incremental.h (enum Incremental_input_flags): Add
1759 INCREMENTAL_INPUT_AS_NEEDED.
1760 (Incremental_input_entry::Incremental_input_entry): Initialize new
1761 data member.
1762 (Incremental_input_entry::set_as_needed): New function.
1763 (Incremental_input_entry::as_needed): New function.
1764 (Incremental_input_entry::do_dynobj_entry): New function.
1765 (Incremental_input_entry::as_needed_): New data member.
1766 (Incremental_object_entry::Incremental_object_entry): Don't check
1767 for shared library.
1768 (Incremental_object_entry::do_type): Likewise.
1769 (class Incremental_dynobj_entry): New class.
1770 (Incremental_input_entry_reader::as_needed): New function.
1771 (Incremental_input_entry_reader::get_soname): New function.
1772 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1773 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1774 size of shared library info entry.
1775 * layout.cc (Layout::finish_dynamic_section): Don't test for
1776 incremental link when adding DT_NEEDED entries.
1777 * object.h (Object::Object): Initialize new data member.
1778 (Object::dynobj): New function.
1779 (Object::set_as_needed): New function.
1780 (Object::as_needed): New function.
1781 (Object::do_dynobj): New function.
1782 (Object::as_needed_): New data member.
1783
6fa2a40b
CC		 17842011-05-24 Cary Coutant <ccoutant@google.com>
1785
1786 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1787 info; adjust display of GOT entries.
1788 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1789 vector of input objects; remove file_status_.
1790 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1791 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1792 got_plt reader; call target hooks to reserve GOT entries.
1793 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1794 of input file info header and GOT info entry.
1795 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1796 relocation info.
1797 (Got_plt_view_info::got_descriptor): Remove.
1798 (Got_plt_view_info::sym_index): New data member.
1799 (Got_plt_view_info::input_index): New data member.
1800 (Local_got_offset_visitor::visit): Write input file index.
1801 (Global_got_offset_visitor::visit): Write 0 for input file index.
1802 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1803 with sym_index and input_index.
1804 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1805 incremental info GOT entry; replace got_descriptor with input_index.
1806 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1807 map from input file index to object.
1808 (Sized_relobj_incr::do_layout): Replace direct data member reference
1809 with accessor function.
1810 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1811 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1812 Adjust size of input file info header.
1813 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1814 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1815 (Incremental_input_entry_reader::get_input_section): Adjust size of
1816 input file info header.
1817 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1818 of incremental info GOT entry.
1819 (Incremental_got_plt_reader::get_got_desc): Remove.
1820 (Incremental_got_plt_reader::get_got_symndx): New function.
1821 (Incremental_got_plt_reader::get_got_input_index): New function.
1822 (Sized_incremental_binary::Sized_incremental_binary): Remove
1823 file_status_; add input_objects_.
1824 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1825 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1826 (Sized_incremental_binary::file_is_unchanged): Remove.
1827 (Sized_incremental_binary::set_input_object): New function.
1828 (Sized_incremental_binary::input_object): New function.
1829 (Sized_incremental_binary::file_status_): Remove.
1830 (Sized_incremental_binary::input_objects_): New data member.
1831 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1832 references.
1833 (Sized_relobj_incr::invalid_address): Move to base class.
1834 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1835 class.
1836 (Sized_relobj_incr::do_output_section_offset): Likewise.
1837 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1838 (Sized_relobj_incr::section_offsets_): Likewise.
1839 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1840 function.
1841 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1842 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1843 with accessor function.
1844 (Sized_relobj_file::do_layout): Likewise.
1845 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1846 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1847 (Sized_relobj_file::compute_final_local_value): Replace refs to
1848 section_offsets_ with accessor function.
1849 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1850 * object.h (Relobj::Relobj): Initialize new data members.
1851 (Relobj::add_dyn_reloc): New function.
1852 (Relobj::first_dyn_reloc): New function.
1853 (Relobj::dyn_reloc_count): New function.
1854 (Relobj::first_dyn_reloc_): New data member.
1855 (Relobj::dyn_reloc_count_): New data member.
1856 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1857 references.
1858 (Sized_relobj::Address): New typedef.
1859 (Sized_relobj::invalid_address): Move here from child class.
1860 (Sized_relobj::Sized_relobj): Initialize new data members.
1861 (Sized_relobj::sized_relobj): New function.
1862 (Sized_relobj::is_output_section_offset_invalid): Move here from
1863 child class.
1864 (Sized_relobj::get_output_section_offset): Likewise.
1865 (Sized_relobj::local_has_got_offset): Likewise.
1866 (Sized_relobj::local_got_offset): Likewise.
1867 (Sized_relobj::set_local_got_offset): Likewise.
1868 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1869 (Sized_relobj::clear_got_offsets): New function.
1870 (Sized_relobj::section_offsets): Move here from child class.
1871 (Sized_relobj::do_output_section_offset): Likewise.
1872 (Sized_relobj::do_set_section_offset): Likewise.
1873 (Sized_relobj::Local_got_offsets): Likewise.
1874 (Sized_relobj::local_got_offsets_): Likewise.
1875 (Sized_relobj::section_offsets_): Likewise.
1876 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1877 references.
1878 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1879 class.
1880 (Sized_relobj_file::sized_relobj): New function
1881 (Sized_relobj_file::local_has_got_offset): Move to base class.
1882 (Sized_relobj_file::local_got_offset): Likewise.
1883 (Sized_relobj_file::set_local_got_offset): Likewise.
1884 (Sized_relobj_file::get_output_section_offset): Likewise.
1885 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1886 (Sized_relobj_file::do_output_section_offset): Likewise.
1887 (Sized_relobj_file::do_set_section_offset): Likewise.
1888 (Sized_relobj_file::Local_got_offsets): Likewise.
1889 (Sized_relobj_file::local_got_offsets_): Likewise.
1890 (Sized_relobj_file::section_offsets_): Likewise.
1891 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1892 (all constructors).
1893 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1894 (Output_reloc::get_symbol_index): Likewise.
1895 (Output_reloc::local_section_offset): Likewise.
1896 (Output_reloc::get_address): Likewise.
1897 (Output_reloc::symbol_value): Likewise.
1898 (Output_data_got::reserve_slot): Move to class definition.
1899 (Output_data_got::reserve_local): New function.
1900 (Output_data_got::reserve_slot_for_global): Remove.
1901 (Output_data_got::reserve_global): New function.
1902 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1903 (all constructors, two instantiations).
1904 (Output_reloc::get_relobj): New function (two instantiations).
1905 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1906 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1907 (Output_data_reloc::add_global): Adjust type of relobj.
1908 (Output_data_reloc::add_global_relative): Likewise.
1909 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1910 (Output_data_reloc::add_local): Likewise.
1911 (Output_data_reloc::add_local_relative): Likewise.
1912 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1913 (Output_data_reloc::add_local_section): Likewise.
1914 (Output_data_reloc::add_output_section): Likewise.
1915 (Output_data_reloc::add_absolute): Likewise.
1916 (Output_data_reloc::add_target_specific): Likewise.
1917 (Output_data_got::reserve_slot): Move definition here.
1918 (Output_data_got::reserve_local): New function.
1919 (Output_data_got::reserve_global): New function.
1920 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1921 section_offsets_ with accessor function.
1922 (Sized_relobj_file::write_sections): Likewise.
1923 (Sized_relobj_file::do_relocate_sections): Likewise.
1924 * target.h (Sized_target::reserve_local_got_entry): New function.
1925 (Sized_target::reserve_global_got_entry): New function.
1926 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1927 (Target_x86_64::reserve_global_got_entry): New function.
1928 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1929
4829d394
CC		 19302011-05-23 Cary Coutant <ccoutant@google.com>
1931
1932 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1933 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1934 bit when checking got_type.
1935 * incremental.cc (Sized_incremental_binary::setup_readers):
1936 Store symbol table and string table locations; initialize bit vector
1937 of file status flags.
1938 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1939 unchanged files.
1940 (Sized_incremental_binary::do_process_got_plt): New function.
1941 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1942 (Output_section_incremental_inputs::set_final_data_size): Record
1943 file index for each input file.
1944 (Output_section_incremental_inputs::write_got_plt): Store file index
1945 instead of input entry offset for each GOT entry.
1946 * incremental.h
1947 (Incremental_input_entry::Incremental_input_entry): Initialize new
1948 data member.
1949 (Incremental_input_entry::set_offset): Store file index.
1950 (Incremental_input_entry::get_file_index): New function.
1951 (Incremental_input_entry::file_index_): New data member.
1952 (Incremental_binary::process_got_plt): New function.
1953 (Incremental_binary::do_process_got_plt): New function.
1954 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1955 data members.
1956 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1957 (Sized_incremental_binary::set_file_is_unchanged): New function.
1958 (Sized_incremental_binary::file_is_unchanged): New function.
1959 (Sized_incremental_binary::do_process_got_plt): New function.
1960 (Sized_incremental_binary::file_status_): New data member.
1961 (Sized_incremental_binary::main_symtab_loc_): New data member.
1962 (Sized_incremental_binary::main_strtab_loc_): New data member.
1963 * output.cc (Output_data_got::Got_entry::write): Add case
1964 RESERVED_CODE.
1965 (Output_data_got::add_global): Call add_got_entry.
1966 (Output_data_got::add_global_plt): Likewise.
1967 (Output_data_got::add_global_with_rel): Likewise.
1968 (Output_data_got::add_global_with_rela): Likewise.
1969 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1970 (Output_data_got::add_global_pair_with_rela): Likewise.
1971 (Output_data_got::add_local): Call add_got_entry.
1972 (Output_data_got::add_local_plt): Likewise.
1973 (Output_data_got::add_local_with_rel): Likewise.
1974 (Output_data_got::add_local_with_rela): Likewise.
1975 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1976 (Output_data_got::add_local_pair_with_rela): Likewise.
1977 (Output_data_got::reserve_slot): New function.
1978 (Output_data_got::reserve_slot_for_global): New function.
1979 (Output_data_got::add_got_entry): New function.
1980 (Output_data_got::add_got_entry_pair): New function.
1981 (Output_section::add_output_section_data): Edit FIXME.
1982 * output.h
1983 (Output_section_data_build::Output_section_data_build): New
1984 constructor with size parameter.
1985 (Output_data_space::Output_data_space): Likewise.
1986 (Output_data_got::Output_data_got): Initialize new data member; new
1987 constructor with size parameter.
1988 (Output_data_got::add_constant): Call add_got_entry.
1989 (Output_data_got::reserve_slot): New function.
1990 (Output_data_got::reserve_slot_for_global): New function.
1991 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1992 (Output_data_got::add_got_entry): New function.
1993 (Output_data_got::add_got_entry_pair): New function.
1994 (Output_data_got::free_list_): New data member.
1995 * target.h (Sized_target::init_got_plt_for_update): New function.
1996 (Sized_target::register_global_plt_entry): New function.
1997 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1998 Initialize new data member; call init; add constructor with PLT count.
1999 (Output_data_plt_x86_64::init): New function.
2000 (Output_data_plt_x86_64::add_relocation): New function.
2001 (Output_data_plt_x86_64::reserve_slot): New function.
2002 (Output_data_plt_x86_64::free_list_): New data member.
2003 (Target_x86_64::init_got_plt_for_update): New function.
2004 (Target_x86_64::register_global_plt_entry): New function.
2005 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2006 incremental updates.
2007 (Output_data_plt_x86_64::add_relocation): New function.
2008 * testsuite/object_unittest.cc (Object_test): Set default options.
2009
ec69d6da
ILT		 20102011-05-16 Ian Lance Taylor <iant@google.com>
2011
2012 * options.h (class General_options): Make -i a synonym for -r.
2013
732e31de
ILT		 20142011-05-16 Ian Lance Taylor <iant@google.com>
2015
2016 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2017
403676b5
CC		 20182011-05-10 Cary Coutant <ccoutant@google.com>
2019
2020 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2021 strip_all (-s).
2022
5b7b7d6e
ILT		 20232011-05-06 Ian Lance Taylor <iant@google.com>
2024
2025 * layout.cc (Layout::layout): If the output section flags change,
2026 update the ordering.
2027
f0f9babf
CC		 20282011-04-25 Cary Coutant <ccoutant@google.com>
2029
2030 * incremental-dump.cc (dump_incremental_inputs): Print local
2031 symbol info for each input file.
2032 * incremental.cc
2033 (Output_section_incremental_inputs::set_final_data_size): Add local
2034 symbol info to input file entries in incremental info.
2035 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2036 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2037 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2038 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2039 implementation.
2040 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2041 (Sized_incr_relobj::do_relocate): Write the local symbols.
2042 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2043 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2044 Adjust size of input file header.
2045 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2046 (Incremental_inputs_reader::get_local_symbol_count): New function.
2047 (Incremental_inputs_reader::get_input_section): Adjust size of input
2048 file header.
2049 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2050 (Sized_incr_relobj::This): New typedef.
2051 (Sized_incr_relobj::sym_size): New const data member.
2052 (Sized_incr_relobj::Local_symbol): New struct.
2053 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2054 (Sized_incr_relobj::do_local_symbol_offset): New function.
2055 (Sized_incr_relobj::local_symbol_count_): New data member.
2056 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2057 (Sized_incr_relobj::local_symbol_index_): New data member.
2058 (Sized_incr_relobj::local_symbol_offset_): New data member.
2059 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2060 (Sized_incr_relobj::local_symbols_): New data member.
2061 * object.h (Relobj::output_local_symbol_count): New function.
2062 (Relobj::local_symbol_offset): New function.
2063 (Relobj::do_output_local_symbol_count): New function.
2064 (Relobj::do_local_symbol_offset): New function.
2065 (Sized_relobj::do_output_local_symbol_count): New function.
2066 (Sized_relobj::do_local_symbol_offset): New function.
2067
d0a9ace3
ILT		 20682011-04-22 Vladimir Simonov <sv@sw.ru>
2069
2070 * descriptors.cc (set_close_on_exec): New function.
2071 (Descriptors::open): Use set_close_on_exec.
2072 * output.cc (S_ISLNK): Define if not defined.
2073
94a3fc8b
CC		 20742011-04-22 Cary Coutant <ccoutant@google.com>
2075
2076 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2077 global symbol map.
2078 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2079 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2080 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2081 relocations.
2082 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2083 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2084 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2085 * incremental.h
2086 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2087 function.
2088 (Incremental_binary::apply_incremental_relocs): New function.
2089 (Incremental_binary::do_apply_incremental_relocs): New function.
2090 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2091 data member.
2092 (Sized_incremental_binary::add_global_symbol): New function.
2093 (Sized_incremental_binary::global_symbol): New function.
2094 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2095 (Sized_incremental_binary::symbol_map_): New data member.
2096 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2097 * target.h (Sized_target::apply_relocation): New function.
2098 * target-reloc.h (apply_relocation): New function.
2099 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2100
c87e4302
DK		 21012011-04-22 Doug Kwan <dougkwan@google.com>
2102
2103 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2104 flag of a SHT_ARM_EXIDX section.
2105 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2106 * testsuite/Makefile.in: Regenerate.
2107 * testsuite/arm_exidx_test.s: New file.
2108 * testsuite/arm_exidx_test.sh: Same.
2109
e7782cf6
CC		 21102011-04-20 Cary Coutant <ccoutant@google.com>
2111
2112 PR gold/12689
2113 * archive.h (Incremental_archive_entry::Archive_member):
2114 Initialize arg_serial_ (second constructor).
2115
308ecdc7
ILT		 21162011-04-17 Ian Lance Taylor <iant@google.com>
2117
2118 * object.cc (Relocate_info::location): Simplify location string.
2119 * errors.cc (Errors::error_at_location): Don't print program
2120 name.
2121 (Errors::warning_at_location): Likewise.
2122 (Errors::undefined_symbol): Likewise.
2123 * testsuite/debug_msg.sh: Update accordingly.
2124
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CC		 21252011-04-14 Cary Coutant <ccoutant@google.com>
2126
2127 * gold/layout.cc (Layout::symtab_section_offset): New function.
2128 * gold/layout.h (Layout::symtab_section_offset): New function.
2129 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2130
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2132
2133 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2134 with MREMAP_MAYMOVE.
2135 * output.h (class Output_file): Add map_is_allocated_ field.
2136 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2137 not available, provide stubs. If mremap is not available, #define
2138 it to gold_mremap.
2139 (MREMAP_MAYMOVE): Define if not defined.
2140 (Output_file::Output_file): Initialize map_is_allocated_.
2141 (Output_file::resize): Check map_is_allocated_.
2142 (Output_file::map_anonymous): If mmap fails, use malloc.
2143 (Output_file::unmap): Don't do anything for an anonymous map.
2144 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2145 is not available, provide stubs.
2146 (File_read::View::~View): Use free rather than delete[].
2147 (File_read::make_view): Use malloc rather than new[]. If mmap
2148 fails, use malloc.
2149 (File_read::find_or_make_view): Use malloc rather than new[].
2150 * gold.h: Remove HAVE_REMAP code.
2151 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2152 exists. Rename mremap to gold_mremap. If mmap is not available
2153 don't do anything.
2154 * configure, config.in: Rebuild.
2155
11e361bc
ILT		 21562011-04-11 Ian Lance Taylor <iant@google.com>
2157
2158 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2159 initialize local variable v.
2160
cdc29364
CC		 21612011-04-11 Cary Coutant <ccoutant@google.com>
2162
2163 * archive.cc (Archive::include_member): Adjust call to
2164 report_object.
2165 (Add_archive_symbols::run): Track argument serial numbers.
2166 (Lib_group::include_member): Likewise.
2167 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2168 * archive.h (Incremental_archive_entry::Archive_member):
2169 Initialize arg_serial_.
2170 (Archive_member::arg_serial_): New data member.
2171 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2172 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2173 incremental link.
2174 (Sized_dynobj::do_for_all_local_got_entries): New function.
2175 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2176 function.
2177 * fileread.cc (get_mtime): New function.
2178 * fileread.h (get_mtime): New function.
2179 * gold.cc (queue_initial_tasks): Check for incremental update.
2180 (process_incremental_input): New function.
2181 (queue_middle_tasks): Don't force valid target for incremental
2182 update.
2183 * incremental-dump.cc (find_input_containing_global): Adjust
2184 size of symbol info entry.
2185 (dump_incremental_inputs): Dump argument serial number and
2186 in_system_directory flag; bias shndx by 1; print symbol names
2187 when dumping per-file symbol lists; use new symbol info readers.
2188 * incremental.cc
2189 (Output_section_incremental_inputs:update_data_size): New function.
2190 (Sized_incremental_binary::setup_readers): Setup input readers
2191 for each input file; build maps for files added from libraries
2192 and scripts.
2193 (Sized_incremental_binary::check_input_args): New function.
2194 (Sized_incremental_binary::do_check_inputs): Build map of argument
2195 serial numbers to input arguments.
2196 (Sized_incremental_binary::do_file_has_changed): Rename
2197 do_file_is_unchanged to this; compare file modification times.
2198 (Sized_incremental_binary::do_init_layout): New function.
2199 (Sized_incremental_binary::do_reserve_layout): New function.
2200 (Sized_incremental_binary::do_get_input_reader): Remove.
2201 (Sized_incremental_binary::get_symtab_view): New function.
2202 (Incremental_checker::can_incrementally_link_output_file): Remove.
2203 (Incremental_inputs::report_command_line): Exclude --debug options.
2204 (Incremental_inputs::report_archive_begin): Add parameter; track
2205 argument serial numbers; don't put input file entry for archive
2206 before archive members.
2207 (Incremental_inputs::report_archive_end): Put input file entry
2208 for archive after archive members.
2209 (Incremental_inputs::report_object): Add parameter; track argument
2210 serial numbers and in_system_directory flag.
2211 (Incremental_inputs::report_script): Add parameter; track argument
2212 serial numbers.
2213 (Output_section_incremental_inputs::set_final_data_size): Adjust
2214 size of symbol info entry; check for forwarding symbols.
2215 (Output_section_incremental_inputs::write_input_files): Write
2216 in_system_directory flag and argument serial number.
2217 (Output_section_incremental_inputs::write_info_blocks): Map section
2218 indices between incremental info and original input file; store
2219 input section index for each symbol.
2220 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2221 change operator() to visit().
2222 (class Global_got_offset_visitor): Likewise.
2223 (class Global_symbol_visitor_got_plt):
2224 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2225 classes.
2226 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2227 (Sized_incr_relobj::do_read_symbols): New function.
2228 (Sized_incr_relobj::do_layout): New function.
2229 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2230 (Sized_incr_relobj::do_add_symbols): New function.
2231 (Sized_incr_relobj::do_should_include_member): New function.
2232 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2233 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2234 (Sized_incr_relobj::do_section_size): New function.
2235 (Sized_incr_relobj::do_section_name): New function.
2236 (Sized_incr_relobj::do_section_contents): New function.
2237 (Sized_incr_relobj::do_section_flags): New function.
2238 (Sized_incr_relobj::do_section_entsize): New function.
2239 (Sized_incr_relobj::do_section_address): New function.
2240 (Sized_incr_relobj::do_section_type): New function.
2241 (Sized_incr_relobj::do_section_link): New function.
2242 (Sized_incr_relobj::do_section_info): New function.
2243 (Sized_incr_relobj::do_section_addralign): New function.
2244 (Sized_incr_relobj::do_initialize_xindex): New function.
2245 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2246 (Sized_incr_relobj::do_read_relocs): New function.
2247 (Sized_incr_relobj::do_gc_process_relocs): New function.
2248 (Sized_incr_relobj::do_scan_relocs): New function.
2249 (Sized_incr_relobj::do_count_local_symbols): New function.
2250 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2251 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2252 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2253 (Sized_incr_relobj::do_relocate): New function.
2254 (Sized_incr_relobj::do_set_section_offset): New function.
2255 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2256 (Sized_incr_dynobj::do_read_symbols): New function.
2257 (Sized_incr_dynobj::do_layout): New function.
2258 (Sized_incr_dynobj::do_add_symbols): New function.
2259 (Sized_incr_dynobj::do_should_include_member): New function.
2260 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2261 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2262 (Sized_incr_dynobj::do_section_size): New function.
2263 (Sized_incr_dynobj::do_section_name): New function.
2264 (Sized_incr_dynobj::do_section_contents): New function.
2265 (Sized_incr_dynobj::do_section_flags): New function.
2266 (Sized_incr_dynobj::do_section_entsize): New function.
2267 (Sized_incr_dynobj::do_section_address): New function.
2268 (Sized_incr_dynobj::do_section_type): New function.
2269 (Sized_incr_dynobj::do_section_link): New function.
2270 (Sized_incr_dynobj::do_section_info): New function.
2271 (Sized_incr_dynobj::do_section_addralign): New function.
2272 (Sized_incr_dynobj::do_initialize_xindex): New function.
2273 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2274 (make_sized_incremental_object): New function.
2275 (Incremental_library::copy_unused_symbols): New function.
2276 (Incremental_library::do_for_all_unused_symbols): New function.
2277 * incremental.h (enum Incremental_input_flags): New type.
2278 (class Incremental_checker): Remove.
2279 (Incremental_input_entry::Incremental_input_entry): Add argument
2280 serial number.
2281 (Incremental_input_entry::arg_serial): New function.
2282 (Incremental_input_entry::set_is_in_system_directory): New function.
2283 (Incremental_input_entry::is_in_system_directory): New function.
2284 (Incremental_input_entry::arg_serial_): New data member.
2285 (Incremental_input_entry::is_in_system_directory_): New data member.
2286 (class Script_info): Move here from script.h.
2287 (Script_info::Script_info): Add filename parameter.
2288 (Script_info::filename): New function.
2289 (Script_info::filename_): New data member.
2290 (Incremental_script_entry::Incremental_script_entry): Add argument
2291 serial number.
2292 (Incremental_object_entry::Incremental_object_entry): Likewise.
2293 (Incremental_object_entry::add_input_section): Build list of input
2294 sections with map to original shndx.
2295 (Incremental_object_entry::get_input_section_index): New function.
2296 (Incremental_object_entry::shndx_): New data member.
2297 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2298 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2299 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2300 serial number.
2301 (Incremental_inputs::report_archive_begin): Likewise.
2302 (Incremental_inputs::report_object): Likewise.
2303 (Incremental_inputs::report_script): Likewise.
2304 (class Incremental_global_symbol_reader): New class.
2305 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2306 and store flags and input file type.
2307 (Incremental_input_entry_reader::arg_serial): New function.
2308 (Incremental_input_entry_reader::type): Extract type from flags.
2309 (Incremental_input_entry_reader::is_in_system_directory): New function.
2310 (Incremental_input_entry_reader::get_input_section_count): Call
2311 accessor function for type.
2312 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2313 function for type; adjust size of global symbol entry.
2314 (Incremental_input_entry_reader::get_global_symbol_count): Call
2315 accessor function for type.
2316 (Incremental_input_entry_reader::get_object_count): Likewise.
2317 (Incremental_input_entry_reader::get_object_offset): Likewise.
2318 (Incremental_input_entry_reader::get_member_count): Likewise.
2319 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2320 (Incremental_input_entry_reader::get_member_offset): Likewise.
2321 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2322 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2323 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2324 (Incremental_input_entry_reader::get_global_symbol_reader): New
2325 function.
2326 (Incremental_input_entry_reader::get_output_symbol_index): New
2327 function.
2328 (Incremental_input_entry_reader::type_): Remove.
2329 (Incremental_input_entry_reader::flags_): New data member.
2330 (Incremental_inputs_reader::input_file_offset): New function.
2331 (Incremental_inputs_reader::input_file_index): New function.
2332 (Incremental_inputs_reader::input_file): Call input_file_offset.
2333 (Incremental_inputs_reader::input_file_at_offset): New function.
2334 (Incremental_relocs_reader::get_r_type): Reformat.
2335 (Incremental_relocs_reader::get_r_shndx): Reformat.
2336 (Incremental_relocs_reader::get_r_offset): Reformat.
2337 (Incremental_relocs_reader::data): New function.
2338 (Incremental_binary::Incremental_binary): Initialize new data members.
2339 (Incremental_binary::check_inputs): Add cmdline parameter.
2340 (Incremental_binary::file_is_unchanged): Remove.
2341 (Input_reader::arg_serial): New function.
2342 (Input_reader::get_unused_symbol_count): New function.
2343 (Input_reader::get_unused_symbol): New function.
2344 (Input_reader::do_arg_serial): New function.
2345 (Input_reader::do_get_unused_symbol_count): New function.
2346 (Input_reader::do_get_unused_symbol): New function.
2347 (Incremental_binary::input_file_count): New function.
2348 (Incremental_binary::get_input_reader): Change signature to use
2349 index instead of filename.
2350 (Incremental_binary::file_has_changed): New function.
2351 (Incremental_binary::get_input_argument): New function.
2352 (Incremental_binary::get_library): New function.
2353 (Incremental_binary::get_script_info): New function.
2354 (Incremental_binary::init_layout): New function.
2355 (Incremental_binary::reserve_layout): New function.
2356 (Incremental_binary::output_file): New function.
2357 (Incremental_binary::do_check_inputs): New function.
2358 (Incremental_binary::do_file_is_unchanged): Remove.
2359 (Incremental_binary::do_file_has_changed): New function.
2360 (Incremental_binary::do_init_layout): New function.
2361 (Incremental_binary::do_reserve_layout): New function.
2362 (Incremental_binary::do_input_file_count): New function.
2363 (Incremental_binary::do_get_input_reader): Change signature.
2364 (Incremental_binary::input_args_map_): New data member.
2365 (Incremental_binary::library_map_): New data member.
2366 (Incremental_binary::script_map_): New data member.
2367 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2368 new data members.
2369 (Sized_incremental_binary::output_section): New function.
2370 (Sized_incremental_binary::inputs_reader): Add const.
2371 (Sized_incremental_binary::symtab_reader): Add const.
2372 (Sized_incremental_binary::relocs_reader): Add const.
2373 (Sized_incremental_binary::got_plt_reader): Add const.
2374 (Sized_incremental_binary::get_symtab_view): New function.
2375 (Sized_incremental_binary::Inputs_reader): New typedef.
2376 (Sized_incremental_binary::Input_entry_reader): New typedef.
2377 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2378 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2379 (Sized_incremental_binary::do_file_has_changed): New function.
2380 (Sized_incremental_binary::do_init_layout): New function.
2381 (Sized_incremental_binary::do_reserve_layout): New function.
2382 (Sized_input_reader::Inputs_reader): Remove.
2383 (Sized_input_reader::Input_entry_reader): Remove.
2384 (Sized_input_reader::do_arg_serial): New function.
2385 (Sized_input_reader::do_get_unused_symbol_count): New function.
2386 (Sized_input_reader::do_get_unused_symbol): New function.
2387 (Sized_incremental_binary::do_input_file_count): New function.
2388 (Sized_incremental_binary::do_get_input_reader): Change signature;
2389 use index instead of filename.
2390 (Sized_incremental_binary::section_map_): New data member.
2391 (Sized_incremental_binary::input_entry_readers_): New data member.
2392 (class Sized_incr_relobj): New class.
2393 (class Sized_incr_dynobj): New class.
2394 (make_sized_incremental_object): New function.
2395 (class Incremental_library): New class.
2396 * layout.cc (Free_list::num_lists): New static data member.
2397 (Free_list::num_nodes): New static data member.
2398 (Free_list::num_removes): New static data member.
2399 (Free_list::num_remove_visits): New static data member.
2400 (Free_list::num_allocates): New static data member.
2401 (Free_list::num_allocate_visits): New static data member.
2402 (Free_list::init): New function.
2403 (Free_list::remove): New function.
2404 (Free_list::allocate): New function.
2405 (Free_list::dump): New function.
2406 (Free_list::print_stats): New function.
2407 (Layout_task_runner::run): Resize output file for incremental updates.
2408 (Layout::Layout): Initialize new data members.
2409 (Layout::set_incremental_base): New function.
2410 (Layout::init_fixed_output_section): New function.
2411 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2412 incremental updates.
2413 (Layout::create_gold_note): Do not create gold note section for
2414 incremental updates.
2415 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2416 for incremental updates.
2417 (Layout::set_section_offsets): For incremental updates, allocate space
2418 from free list.
2419 (Layout::create_symtab_sections): Layout with offsets relative to
2420 start of section; for incremental updates, allocate space from free
2421 list.
2422 (Layout::create_shdrs): For incremental updates, allocate space from
2423 free list.
2424 (Layout::finish_dynamic_section): For incremental updates, do not
2425 check --as-needed (fixed in subsequent patch).
2426 * layout.h (class Free_list): New class.
2427 (Layout::set_incremental_base): New function.
2428 (Layout::incremental_base): New function.
2429 (Layout::init_fixed_output_section): New function.
2430 (Layout::allocate): New function.
2431 (Layout::incremental_base_): New data member.
2432 (Layout::free_list_): New data member.
2433 * main.cc (main): Print Free_list statistics.
2434 * object.cc (Relobj::finalize_incremental_relocs): Add
2435 clear_counts parameter; clear counts only when clear_counts is set.
2436 (Sized_relobj::Sized_relobj): Initialize new base class.
2437 (Sized_relobj::do_layout): Don't report special sections.
2438 (Sized_relobj::do_for_all_local_got_entries): New function.
2439 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2440 symtab_off to all symbol table offsets.
2441 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2442 * object.h (class Got_offset_list): Move to top of file.
2443 (Object::Object): Allow case where input_file == NULL.
2444 (Object::~Object): Likewise.
2445 (Object::input_file): Assert that input_file != NULL.
2446 (Object::lock): Allow case where input_file == NULL.
2447 (Object::unlock): Likewise.
2448 (Object::is_locked): Likewise.
2449 (Object::token): Likewise.
2450 (Object::release): Likewise.
2451 (Object::is_incremental): New function.
2452 (Object::get_mtime): New function.
2453 (Object::for_all_local_got_entries): New function.
2454 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2455 (Object::set_is_in_system_directory): New function.
2456 (Object::is_in_system_directory): New function.
2457 (Object::do_is_incremental): New function.
2458 (Object::do_get_mtime): New function.
2459 (Object::do_for_all_local_got_entries): New function.
2460 (Object::is_in_system_directory_): New data member.
2461 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2462 (class Sized_relobj_base): New class.
2463 (class Sized_relobj): Derive from Sized_relobj_base.
2464 (class Sized_relobj::Symbols): Redeclare from base class.
2465 (class Sized_relobj::local_got_offset_list): Remove.
2466 (class Sized_relobj::Output_sections): Redeclare from base class.
2467 (class Sized_relobj::do_for_all_local_got_entries): New function.
2468 (class Sized_relobj::write_local_symbols): Add offset parameter.
2469 (class Sized_relobj::local_symbol_offset_): Update comment.
2470 (class Sized_relobj::local_dynsym_offset_): Update comment.
2471 * options.cc (Input_arguments::add_file): Remove const.
2472 * options.h (Input_file_argument::Input_file_argument):
2473 Initialize arg_serial_ (all constructors).
2474 (Input_file_argument::set_arg_serial): New function.
2475 (Input_file_argument::arg_serial): New function.
2476 (Input_file_argument::arg_serial_): New data member.
2477 (Input_arguments::Input_arguments): Initialize file_count_.
2478 (Input_arguments::add_file): Remove const.
2479 (Input_arguments::number_of_input_files): New function.
2480 (Input_arguments::file_count_): New data member.
2481 (Command_line::number_of_input_files): Call
2482 Input_arguments::number_of_input_files.
2483 * output.cc (Output_segment_headers::Output_segment_headers):
2484 Set current size.
2485 (Output_section::Input_section::current_data_size): New function.
2486 (Output_section::Output_section): Initialize new data members.
2487 (Output_section::add_input_section): Don't do merge sections for
2488 an incremental link; allocate space from free list for an
2489 incremental update.
2490 (Output_section::add_output_section_data): Allocate space from
2491 free list for an incremental update.
2492 (Output_section::update_data_size): New function.
2493 (Output_section::set_fixed_layout): New function.
2494 (Output_section::reserve): New function.
2495 (Output_segment::set_section_addresses): Remove const.
2496 (Output_segment::set_section_list_addresses): Remove const; allocate
2497 space from free list for an incremental update.
2498 (Output_segment::set_offset): Adjust size of RELRO segment for an
2499 incremental update.
2500 * output.h (Output_data::current_data_size): Move here from
2501 child classes.
2502 (Output_data::pre_finalize_data_size): New function.
2503 (Output_data::update_data_size): New function.
2504 (Output_section_headers::update_data_size): new function.
2505 (Output_section_data_build::current_data_size): Move to Output_data.
2506 (Output_data_strtab::update_data_size): New function.
2507 (Output_section::current_data_size): Move to Output_data.
2508 (Output_section::set_fixed_layout): New function.
2509 (Output_section::has_fixed_layout): New function.
2510 (Output_section::reserve): New function.
2511 (Output_section::update_data_size): New function.
2512 (Output_section::has_fixed_layout_): New data member.
2513 (Output_section::free_list_): New data member.
2514 (Output_segment::set_section_addresses): Remove const.
2515 (Output_segment::set_section_list_addresses): Remove const.
2516 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2517 New function.
2518 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2519 New function.
2520 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2521 parameter when calling Add_symbols constructor; store argument
2522 serial number for members of a lib group.
2523 (Add_symbols::locks): Allow case where token == NULL.
2524 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2525 (Read_member::~Read_member): New function.
2526 (Read_member::is_runnable): New function.
2527 (Read_member::locks): New function.
2528 (Read_member::run): New function.
2529 (Check_script::~Check_script): New function.
2530 (Check_script::is_runnable): New function.
2531 (Check_script::locks): New function.
2532 (Check_script::run): New function.
2533 (Check_library::~Check_library): New function.
2534 (Check_library::is_runnable): New function.
2535 (Check_library::locks): New function.
2536 (Check_library::run): New function.
2537 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2538 (Add_symbols::library_): New data member.
2539 (class Read_member): New class.
2540 (class Check_script): New class.
2541 (class Check_library): New class.
2542 * reloc.cc (Read_relocs::is_runnable): Allow case where
2543 token == NULL.
2544 (Read_relocs::locks): Likewise.
2545 (Scan_relocs::locks): Likewise.
2546 (Relocate_task::locks): Likewise.
2547 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2548 to clear counters.
2549 (Sized_relobj::incremental_relocs_scan): Fix comment.
2550 (Sized_relobj::do_relocate): Pass output file offset to
2551 write_local_symbols.
2552 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2553 from class declaration.
2554 * script.cc (read_input_script): Allocate Script_info; pass
2555 argument serial number to report_script.
2556 * script.h (class Script_info): Move to incremental.h.
2557 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2558 * symtab.h (Symbol_table::add_from_incrobj): New function.
2559 (Symbol_table::set_file_offset): New function.
2560
b961d0d7
CC		 25612011-04-05 Cary Coutant <ccoutant@google.com>
2562
2563 * incremental-dump.cc (dump_incremental_inputs): Change signature
2564 to take a Sized_incremental_binary; change caller. Use readers
2565 in Sized_incremental_binary.
2566 * incremental.cc
2567 (Sized_incremental_binary::find_incremental_inputs_sections):
2568 Rename do_find_incremental_inputs_sections to this.
2569 (Sized_incremental_binary::setup_readers): New function.
2570 (Sized_incremental_binary::do_check_inputs): Check
2571 has_incremental_info_ flag; move setup code to setup_readers;
2572 use input readers.
2573 (Sized_incremental_binary::do_file_is_unchanged): New function.
2574 (Sized_incremental_binary::do_get_input_reader): New function.
2575 * incremental.h (class Incremental_binary): Move to end of file.
2576 (Incremental_binary::file_is_unchanged): New function.
2577 (Incremental_binary::do_file_is_unchanged): New function.
2578 (Incremental_binary::Input_reader): New class.
2579 (Incremental_binary::get_input_reader): New function.
2580 (class Sized_incremental_binary): Move to end of file.
2581 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2582 input section reader classes.
2583 (Sized_incremental_binary::has_incremental_info): New function.
2584 (Sized_incremental_binary::inputs_reader): New function.
2585 (Sized_incremental_binary::symtab_reader): New function.
2586 (Sized_incremental_binary::relocs_reader): New function.
2587 (Sized_incremental_binary::got_plt_reader): New function.
2588 (Sized_incremental_binary::do_file_is_unchanged): New function.
2589 (Sized_incremental_binary::Sized_input_reader): New class.
2590 (Sized_incremental_binary::get_input_reader): New function.
2591 (Sized_incremental_binary::find_incremental_inputs_sections):
2592 Rename do_find_incremental_inputs_sections to this.
2593 (Sized_incremental_binary::setup_readers): New function.
2594 (Sized_incremental_binary::has_incremental_info_): New data member.
2595 (Sized_incremental_binary::inputs_reader_): New data member.
2596 (Sized_incremental_binary::symtab_reader_): New data member.
2597 (Sized_incremental_binary::relocs_reader_): New data member.
2598 (Sized_incremental_binary::got_plt_reader_): New data member.
2599 (Sized_incremental_binary::current_input_file_): New data member.
2600
a869183f
PP		 26012011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2602
2603 PR gold/12640
2604 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2605 violation.
2606
26072011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2608
2609 * archive.cc (Archive::include_member): Adjust call to report_object.
2610 (Add_archive_symbols::run): Add script_info to call to
2611 report_archive_begin.
2612 (Lib_group::include_member): Adjust call to report_object.
2613 (Add_lib_group_symbols::run): Adjust call to report_object.
2614 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2615 blocks. Add object count for script input files.
2616 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2617 script_info parameter; change all callers.
2618 (Incremental_inputs::report_object): Add script_info parameter;
2619 change all callers.
2620 (Incremental_inputs::report_script): Store backpointer to
2621 incremental info entry.
2622 (Output_section_incremental_inputs::set_final_data_size): Record
2623 additional information for scripts.
2624 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2625 * incremental.h (Incremental_script_entry::add_object): New function.
2626 (Incremental_script_entry::get_object_count): New function.
2627 (Incremental_script_entry::get_object): New function.
2628 (Incremental_script_entry::objects_): New data member; adjust
2629 constructor.
2630 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2631 (Incremental_inputs::report_object): Add script_info parameter.
2632 (Incremental_inputs_reader::get_object_count): New function.
2633 (Incremental_inputs_reader::get_object_offset): New function.
2634 * options.cc (Input_arguments::add_file): Return reference to
2635 new input argument.
2636 * options.h (Input_argument::set_script_info): New function.
2637 (Input_argument::script_info): New function.
2638 (Input_argument::script_info_): New data member; adjust all
2639 constructors.
2640 (Input_file_group::add_file): Return reference to new input argument.
2641 (Input_file_lib::add_file): Likewise.
2642 (Input_arguments::add_file): Likewise.
2643 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2644 * script.cc (Parser_closure::Parser_closure): Add script_info
2645 parameter; adjust all callers.
2646 (Parser_closure::script_info): New function.
2647 (Parser_closure::script_info_): New data member.
2648 (read_input_script): Report scripts earlier to incremental info.
2649 (script_add_file): Set script_info in Input_argument.
2650 (script_add_library): Likewise.
2651 * script.h (Script_options::Script_info): Rewrite class.
2652
a869183f 26532011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2654
2655 * archive.cc (Library_base::should_include_member): Move
2656 method here from class Archive.
2657 (Archive::Archive): Initialize base class.
2658 (Archive::should_include_member): Move to base class.
2659 (Archive::do_for_all_unused_symbols): New function.
2660 (Add_archive_symbols::run): Remove redundant access to
2661 incremental_inputs.
2662 (Lib_group::Lib_group): Initialize base class.
2663 (Lib_group::do_filename): New function.
2664 (Lib_group::include_member): Pass pointer to Lib_group to
2665 report_object.
2666 (Lib_group::do_for_all_unused_symbols): New function.
2667 (Add_lib_group_symbols::run): Report archive information for
2668 incremental links.
2669 * archive.h (class Library_base): New base class.
2670 (class Archive): Derive from Library_base.
2671 (Archive::filename): Move to base class.
2672 (Archive::set_incremental_info): Likewise.
2673 (Archive::incremental_info): Likewise.
2674 (Archive::Should_include): Likewise.
2675 (Archive::should_include_member): Likewise.
2676 (Archive::Armap_entry): Remove.
2677 (Archive::Unused_symbol_iterator): Remove.
2678 (Archive::unused_symbols_begin): Remove.
2679 (Archive::unused_symbols_end): Remove.
2680 (Archive::do_filename): New function.
2681 (Archive::do_get_mtime): New function.
2682 (Archive::do_for_all_unused_symbols): New function.
2683 (Archive::task_): Move to base class.
2684 (Archive::incremental_info_): Likewise.
2685 (class Lib_group): Derive from Library_base.
2686 (Lib_group::do_filename): New function.
2687 (Lib_group::do_get_mtime): New function.
2688 (Lib_group::do_for_all_unused_symbols): New function.
2689 (Lib_group::task_): Move to base class.
2690 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2691 function.
2692 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2693 function.
2694 * incremental.cc (Incremental_inputs::report_archive_begin):
2695 Use Library_base; call library's get_mtime; add incremental inputs
2696 entry before members.
2697 (class Unused_symbol_visitor): New class.
2698 (Incremental_inputs::report_archive_end): Use Library_base; use
2699 visitor class to record unused symbols; don't add incremental inputs
2700 entry after members.
2701 (Incremental_inputs::report_object): Use Library_base.
2702 * incremental.h
2703 (Incremental_archive_entry::Incremental_archive_entry): Remove
2704 unused Archive parameter.
2705 (Incremental_inputs::report_archive_begin): Use Library_base.
2706 (Incremental_inputs::report_archive_end): Likewise.
2707 (Incremental_inputs::report_object): Likewise.
2708 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2709 function.
2710 * object.h (Object::for_all_global_symbols): New function.
2711 (Object::do_for_all_global_symbols): New function.
2712 (Sized_relobj::do_for_all_global_symbols): New function.
2713 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2714 function.
2715 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2716 function.
2717
61ab3e40
ILT		 27182011-03-27 Ian Lance Taylor <iant@google.com>
2719
2720 * archive.cc (Archive::interpret_header): Return -1 if something
2721 goes wrong. Change callers accordingly.
2722
30e1f9e6
CC		 27232011-03-25 Cary Coutant <ccoutant@google.com>
2724
2725 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2726 * testsuite/Makefile.in: Regenerate.
2727
9370ce59 27282011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2729
2730 * plugin.cc (get_view): New.
2731 (Plugin::load): Pass get_view to the plugin.
2732 (Plugin_manager::get_view): New.
2733
9312bb0a
ILT		 27342011-03-21 Ian Lance Taylor <iant@google.com>
2735
2736 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2737 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2738
7e12ba9e
ST		 27392011-03-21 Sriraman Tallam <tmsriram@google.com>
2740
2741 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2742 Change == to -eq.
2743 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2744 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2745 Change == to -eq.
2746 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2747 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2748
fd7a005d
ILT		 27492011-03-14 Ian Lance Taylor <iant@google.com>
2750
2751 * script-sections.cc (Sort_output_sections::script_compare):
2752 Rename from is_before, change return type.
2753 (Sort_output_sections::operator()): Adjust accordingly.
2754
ed16fd1b
ILT		 27552011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2756
2757 PR gold/12572
2758 * testsuite/odr_violation2.cc: Add comment to make all error line
2759 numbers double digits.
2760 * testsuite/debug_msg.sh: Adjust expected errors.
2761
71ff8986
ILT		 27622011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2763
2764 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2765 but mark earlier ones as non-canonical
2766 (offset_to_iterator): Update search target and example
2767 (do_addr2line): Return extra lines in a vector*
2768 (format_file_lineno): Extract from do_addr2line
2769 (one_addr2line): Add vector* out-param
2770 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2771 when a lineno entry appeared last for its instruction
2772 (Dwarf_line_info): Add vector* out-param
2773 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2774 * symtab.cc (Odr_violation_compare): Include the lineno in the
2775 comparison again.
2776 (linenos_from_loc): New. Combine the canonical line for an
2777 address with its other lines.
2778 (True_if_intersect): New. Helper functor to make
2779 std::set_intersection a query.
2780 (detect_odr_violations): Compare sets of lines instead of just
2781 one line for each function. This became less deterministic, but
2782 has fewer false positives.
2783 * symtab.h: Declarations.
2784 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2785 mix an optimized and non-optimized object in the same binary
2786 (odr_violation2.so): Same.
2787 * testsuite/Makefile.in: Regenerate from Makefile.am.
2788 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2789 * testsuite/debug_msg.sh: Update line numbers and add
2790 assertions.
2791 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2792 non-optimized context.
2793 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2794 isn't inlined, and use OdrDerived in an optimized context.
2795 * testsuite/odr_header1.h: Defines OdrDerived, where
2796 optimization will change the
2797 first-instruction-in-the-destructor's file and line number.
2798 * testsuite/odr_header2.h: Defines OdrBase.
2799
a19fefdc
ILT		 28002011-03-09 Ian Lance Taylor <iant@google.com>
2801
2802 * fileread.cc (File_read::clear_views): Don't delete the whole
2803 file view.
2804
ecb351e9
ILT		 28052011-03-08 Ian Lance Taylor <iant@google.com>
2806
2807 PR gold/12525
2808 * fileread.cc: #include <climits>.
2809 (GOLD_IOV_MAX): Define.
2810 (File_read::read_multiple): Limit number of entries by iov_max.
2811 * fileread.h (class File_read): Always set max_readv_entries to
2812 128.
2813
b821d13c
ILT		 28142011-03-07 Ian Lance Taylor <iant@google.com>
2815
2816 PR gold/12525
2817 * options.h (class General_options): Add -dy and -dn.
2818
89243142
CC		 28192011-03-02 Cary Coutant <ccoutant@google.com>
2820
2821 * testsuite/script_test_9.t: Add TLS segment.
2822
d0773f31
ILT		 28232011-03-02 Simon Baldwin <simonb@google.com>
2824
2825 * configure.ac: Add check for gnu_indirect_function support in
2826 the toolchain building binutils.
2827 * configure: Rebuild.
2828
9370ce59 28292011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2830
2831 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2832 plugin only symbols.
2833 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2834 in plugin files as not needed in the symbol table.
2835
4cf7a849
ST		 28362011-02-11 Sriraman Tallam <tmsriram@google.com>
2837
2838 * output.cc (Output_section::add_input_section): Delay fill
2839 generation for section ordering.
2840
b578bd7d
ILT		 28412011-02-09 Ian Lance Taylor <iant@google.com>
2842
2843 PR gold/12316
2844 * object.h (class Sized_relobj): Remove clear_local_symbols.
2845 * reloc.cc (Sized_relobj::do_relocate): Don't call
2846 clear_local_symbols.
2847
9370ce59 28482011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2849
2850 * plugin.cc (is_visible_from_outside): Return true for symbols
2851 in the -u option.
2852
55382fb7
ILT		 28532011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2854
2855 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2856 filename.
2857
4e271fff
ST		 28582011-02-02 Sriraman Tallam <tmsriram@google.com>
2859
2860 * icf.h (is_section_foldable_candidate): Change type of parameter
2861 to std::string.
2862 * icf.cc (Icf::find_identical_sections): Change type of local variable
2863 section_name to be std::string.
2864 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2865
d433c3ac
ILT		 28662011-01-25 Ian Lance Taylor <iant@google.com>
2867
2868 * script.cc (script_add_extern): Rewrite to use
2869 add_symbol_reference.
2870
880473a6
DK		 28712011-01-25 Doug Kwan <dougkwan@google.com>
2872
d433c3ac 2873 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2874
f30f86fa
ILT		 28752011-01-24 Ian Lance Taylor <iant@google.com>
2876
2877 * options.h (class General_options): Accept
2878 --no-detect-odr-violations.
2879
8e51a0b9
ILT		 28802011-01-24 Ian Lance Taylor <iant@google.com>
2881
2882 * version.cc (version_string): Bump to 1.11.
2883
0f3b89d8
ILT		 28842011-01-24 Ian Lance Taylor <iant@google.com>
2885
2886 * plugin.cc (class Plugin_rescan): Define new class.
2887 (Plugin_manager::claim_file): Set any_claimed_.
2888 (Plugin_manager::save_archive): New function.
2889 (Plugin_manager::save_input_group): New function.
2890 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2891 necessary.
2892 (Plugin_manager::new_undefined_symbol): New function.
2893 (Plugin_manager::rescan): New function.
2894 (Plugin_manager::rescannable_defines): New function.
2895 (Plugin_manager::add_input_file): Set any_added_.
2896 * plugin.h (class Plugin_manager): define new fields rescannable_,
2897 undefined_symbols_, any_claimed_, and any_added_. Declare
2898 Plugin_rescan as friend. Declare new functions.
2899 (Plugin_manager::Rescannable): Define type.
2900 (Plugin_manager::Rescannable_list): Define type.
2901 (Plugin_manager::Undefined_symbol_list): Define type.
2902 (Plugin_manager::Plugin_manager): Initialize new fields.
2903 * archive.cc (Archive::defines_symbol): New function.
2904 (Add_archive_symbols::run): Pass archive to plugins if any.
2905 * archive.h (class Archive): Declare defines_symbol.
2906 * readsyms.cc (Input_group::~Input_group): New function.
2907 (Finish_group::run): Pass input_group to plugins if any.
2908 * readsyms.h (class Input_group): Declare destructor.
2909 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2910 any.
2911
3bb951e5
ILT		 29122011-01-10 Ian Lance Taylor <iant@google.com>
2913
2914 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2915 section as relro.
2916 (Layout::set_segment_offsets): Reset increase_relro before calling
2917 set_section_addresses a second time.
2918
0aa45fac
CC		 29192011-01-04 Cary Coutant <ccoutant@google.com>
2920
2921 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2922 sections before NOBITS sections.
2923
0db46eb4
L		 29242011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2925
2926 * version.cc (print_version): Update copyright to 2011.
2927
829c9745
CC		 29282010-12-23 Cary Coutant <ccoutant@google.com>
2929
2930 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2931 of OS to this->add. Add OD parameter to second form of the function.
2932
7500420b
ILT		 29332010-12-20 Ian Lance Taylor <iant@google.com>
2934
2935 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2936 second of two consecutive entries with same offset.
2937
f8e9a930
RW		 29382010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2939
2940 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2941 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2942 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2943 to avoid unneeded links against $(LDADD).
2944 * testsuite/Makefile.in: Regenerate.
2945
2fbb4320
ILT		 29462010-12-15 Ian Lance Taylor <iant@google.com>
2947
2948 PR gold/12324
2949 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2950 for R_X86_64_32 and R_X86_64_PC32.
2951 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2952 ver_matching_def_pic.o.
2953 (ver_matching_def_pic.o): New target.
2954
fedb228d
RW		 29552010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2956
2957 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2958 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2959 Move definition before File_read::View member definitions.
2960 (File_read::View::~View): Initialize and hold lock before
2961 updating current_mapped_bytes.
2962
9b547ce6
RW		 29632010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2964
2965 * dwarf_reader.cc: Remove outdated comment.
2966 * gold-threads.cc: Fix typo in error message.
2967 * archive.cc: Fix typos in comments.
2968 * archive.h: Likewise.
2969 * arm-reloc-property.cc: Likewise.
2970 * arm-reloc-property.h: Likewise.
2971 * arm-reloc.def: Likewise.
2972 * arm.cc: Likewise.
2973 * attributes.h: Likewise.
2974 * cref.cc: Likewise.
2975 * ehframe.cc: Likewise.
2976 * fileread.h: Likewise.
2977 * gold.h: Likewise.
2978 * i386.cc: Likewise.
2979 * icf.cc: Likewise.
2980 * incremental.h: Likewise.
2981 * int_encoding.cc: Likewise.
2982 * layout.h: Likewise.
2983 * main.cc: Likewise.
2984 * merge.h: Likewise.
2985 * object.cc: Likewise.
2986 * object.h: Likewise.
2987 * options.cc: Likewise.
2988 * readsyms.cc: Likewise.
2989 * reduced_debug_output.cc: Likewise.
2990 * reloc.cc: Likewise.
2991 * script-sections.cc: Likewise.
2992 * sparc.cc: Likewise.
2993 * symtab.h: Likewise.
2994 * target-reloc.h: Likewise.
2995 * target.cc: Likewise.
2996 * target.h: Likewise.
2997 * timer.cc: Likewise.
2998 * timer.h: Likewise.
2999 * x86_64.cc: Likewise.
3000
83e17bd5
CC		 30012010-12-09 Cary Coutant <ccoutant@google.com>
3002
3003 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3004 stack.
3005 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3006 parameter; change all callers.
3007 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3008 * options.h (warn_execstack): New option.
3009
017257f8
DK		 30102010-12-07 Doug Kwan <dougkwan@google.com>
3011
3012 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3013 like function call relocations.
3014
c20cbc06
ILT		 30152010-12-07 Ian Lance Taylor <iant@google.com>
3016
3017 * archive.cc (Archive::get_elf_object_for_member): Permit
3018 punconfigured to be NULL.
3019 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3020 (Archive::include_member): Pass NULL to get_elf_object_for_member
3021 if we searched for the archive and this is the first included
3022 object.
3023
4dbfafcc
ILT		 30242010-12-01 Ian Lance Taylor <iant@google.com>
3025
3026 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3027 track_relocs_type_ field.
3028 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3029 Set track_relocs_type_.
3030 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3031 contents when using RELA relocs.
3032 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3033 reloc_map_.
3034 * reloc.cc (Track_relocs::next_addend): New function.
3035 * reloc.h (class Track_relocs): Declare next_addend.
3036
e5e19edd
ILT		 30372010-12-01 Ian Lance Taylor <iant@google.com>
3038
3039 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3040 virtual destructor.
3041
9a5ce24c
ILT		 30422010-12-01 Ian Lance Taylor <iant@google.com>
3043
3044 * README: Update compilers known to work and fail.
3045
c7791212
NC		 30462010-11-23 Matthias Klose <doko@ubuntu.com>
3047
3048 * configure.in: For --enable-gold, handle value `default' instead of
3049 `both*'. Always install ld as ld.bfd, install as ld if gold is
3050 not the default.
3051 * configure: Regenerate.
3052
0ad220c9
DK		 30532010-11-18 Doug Kwan <dougkwan@google.com>
3054
3055 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3056 and right_alignment to be zero. Store result alignment only if it is
3057 greater than existing alignment.
3058
ab8056e0
CC		 30592010-11-16 Cary Coutant <ccoutant@google.com>
3060
3061 PR gold/12220
3062 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3063 Check for ".zdebug_line".
3064
fd064a5b
CC		 30652010-11-16 Doug Kwan <dougkwan@google.com>
3066 Cary Coutant <ccoutant@google.com>
3067
3068 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3069 by reference; adjust all callers.
3070 * output.cc (Output_segment::set_section_addresses): Adjust references
3071 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3072 list is empty.
3073 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3074 end at page boundary.
3075
6fc6ea19
CC		 30762010-11-16 Cary Coutant <ccoutant@google.com>
3077
3078 PR gold/12220
3079 * layout.cc (Layout::choose_output_section): Transform names of
3080 compressed sections even when using a script with a SECTIONS clause.
3081 (Layout::output_section_name): Remove code to transform
3082 compressed debug section names.
3083 * output.cc (Output_section::add_input_section): Use uncompressed
3084 section size when tracking input sections.
3085
95a2c8d6
RS		 30862010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3087
3088 * symtab.h (Symbol::NON_PIC_REF): Remove.
3089 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3090 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3091 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3092 (Symbol::use_plt_offset): Take a flags argument and pass it
3093 directly to needs_dynamic_reloc. Restrict check for undefined
3094 weak symbols to function calls.
3095 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3096 (Target_arm::Scan::global): Use it.
3097 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3098 (Target_arm::Relocate::relocate): Likewise.
3099 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3100 parameter with an r_type parameter. Use get_reference_flags
3101 to get the flags.
3102 (Target_arm::Relocate::relocate): Update accordingly.
3103 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3104 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3105 (Target_i386::Scan::global): Likewise.
3106 (Target_i386::Relocate::relocate): Likewise.
3107 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3108 parameter with an r_type parameter. Use get_reference_flags
3109 to get the flags.
3110 (Target_i386::Relocate::relocate): Update accordingly.
3111 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3112 (Target_powerpc::Scan::global): Use it.
3113 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3114 (Target_powerpc::Relocate::relocate): Likewise.
3115 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3116 (Target_sparc::Scan::global): Use it.
3117 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3118 (Target_sparc::Relocate::relocate): Likewise.
3119 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3120 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3121 (Target_x86_64::Scan::global): Likewise.
3122 (Target_x86_64::Relocate::relocate): Likewise.
3123
f625ae50
DK		 31242010-11-08 Doug Kwan <dougkwan@google.com>
3125 Cary Coutant <ccoutant@google.com>
3126
3127 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3128 (Arm_exidx_merge_section::section_contents_): New data member.
3129 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3130 (Arm_input_section::~Arm_input_section): De-allocate memory.
3131 (Arm_input_section::original_contents_): New data member.
3132 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3133 in parameters instead of calling Object::section_contents without
3134 locking.
3135 (Arm_output_section::group_section): New parameter TASK. Pass it
3136 to callees that need locking objects.
3137 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3138 to lock EXIDX input sections. Fix a formatting issue. Call
3139 Arm_exidx_merged_section::build_contents to create merged section
3140 contents.
3141 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3142 to lock object of stub table owner.
3143 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3144 TEXT_SIZE to initialize data member TEXT_SIZE_.
3145 (Arm_exidx_input_section::addralign): Fix typo in comment.
3146 (Arm_exidx_input_section::text_size): New method.
3147 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3148 that require locking objects. Lock objects before scanning for stubs
3149 and updating local symbols.
3150 (Arm_input_section<big_endian>::init): Copy contents of original
3151 input section.
3152 (Arm_input_section<big_endian>::do_write): Use saved contents of
3153 original input section instead of calling Object::section_contents
3154 without locking.
3155 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3156 size without calling Object::section_size().
3157 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3158 for size. Allocate a buffer for merged EXIDX entries.
3159 (Arm_exidx_merged_section::build_contents): New method.
3160 (Arm_exidx_merged_section::do_write): Move merge section contents
3161 building code to Arm_exidx_merged_section::build_contetns. Write
3162 out contetns in buffer instead of building it on the fly.
3163 (Arm_relobj::make_exidx_input_section): Also pass text section size
3164 to Arm_exidx_input_section constructor.
3165 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3166 (Arm_dynobj::do_read_symbols): Fix memory leak.
3167 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3168 * target.h: (class Task): Add forward declaration.
3169 (Target::relax): Add new parameter TASK and pass it to
3170 Target::do_relax().
3171 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3172
5f9bcf58
CC		 31732010-11-05 Cary Coutant <ccoutant@google.com>
3174
3175 PR gold/10708
3176 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3177 object when reading from the file.
3178 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3179 second layout pass.
3180 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3181 when reading section contents.
3182 (get_section_contents): Likewise.
3183 (icf::find_identical_sections): Likewise.
3184 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3185 object when reading from the file.
3186 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3187 the object when doing deferred section layout.
3188
e597fa08
NC		 31892010-11-03 Nick Clifton <nickc@redhat.com>
3190
3191 PR gold/12001
3192 * script.h (class Symbol_assignment: name): New member. Returns
3193 the name of the symbol.
3194 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3195 Returns true if the given symbol name is on the list of
3196 assignments wating to be processed.
3197 * archive.cc (should_incldue_member): If the symbol is undefined,
3198 check to see if it is on the list of symbols pending assignment.
3199
3f9a3278
ILT		 32002010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3201
3202 * script-sections.cc (Script_sections::find_memory_region): Check
3203 for a NULL output section pointer.
3204
d06fb4d1
DK		 32052010-10-29 Doug Kwan <dougkwan@google.com>
3206
3207 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3208 Output_section::add_relaxed_input_section.
3209 * output.cc (Output_section::add_relaxed_input_section): Add new
3210 arguments LAYOUT and NAME. Set section order index.
3211 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3212 Copy section order index.
3213 * output.h (Output_section::add_relaxed_input_section): Add new
3214 arguments LAYOUT and NAME.
3215
90e24de5
ILT		 32162010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3217
3218 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3219 NATIVE_OR_CROSS_LINKER.
3220 * testsuite/Makefile.in: Regenerate.
3221
c9484ea5
DK		 32222010-10-20 Doug Kwan <dougkwan@google.com>
3223
3224 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3225 without SHF_LINK_ORDER flags.
3226 * layout.cc (Layout::choose_output_section): Do not filter
3227 SHF_LINK_ORDER flag in a relocatable link.
3228
5bc2f5be
CC		 32292010-10-17 Cary Coutant <ccoutant@google.com>
3230
3231 * output.h (Output_segment::set_section_addresses): Change function
3232 signature. Update all callers.
3233 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3234 sections.
3235 (Output_segment::set_section_addresses): Align after last TLS
3236 section. Add padding before last relro section instead of after.
3237
0c91cf04
DK		 32382010-10-17 Doug Kwan <dougkwan@google.com>
3239
3240 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3241 GOT output section to be writable.
3242
8c21d9d3
CC		 32432010-10-14 Cary Coutant <ccoutant@google.com>
3244
3245 * debug.h (DEBUG_INCREMENTAL): New flag.
3246 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3247 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3248 mode.
3249 * incremental.cc (report_command_line): Ignore all forms of
3250 --incremental.
3251 * layout.cc (Layout::Layout): Check parameters for incremental link
3252 mode.
3253 * options.cc (General_options::parse_incremental): New function.
3254 (General_options::parse_no_incremental): New function.
3255 (General_options::parse_incremental_full): New function.
3256 (General_options::parse_incremental_update): New function.
3257 (General_options::incremental_mode_): New data member.
3258 (General_options::finalize): Check incremental_mode_.
3259 * options.h (General_options): Update help text for --incremental.
3260 Add --no-incremental, --incremental-full, --incremental-update.
3261 (General_options::Incremental_mode): New enum type.
3262 (General_options::incremental_mode): New function.
3263 (General_options::incremental_mode_): New data member.
3264 * parameters.cc (Parameters::incremental_mode_): New data member.
3265 (Parameters::set_options): Set incremental_mode_.
3266 (Parameters::set_incremental_full): New function.
3267 (Parameters::incremental): New function.
3268 (Parameters::incremental_update): New function.
3269 (set_parameters_incremental_full): New function.
3270 * parameters.h (Parameters::set_incremental_full): New function.
3271 (Parameters::incremental): New function.
3272 (Parameters::incremental_update): New function.
3273 (Parameters::incremental_mode_): New data member.
3274 (set_parameters_incremental_full): New function.
3275 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3276 incremental link mode.
3277 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3278 (Sized_relobj::do_relocate_sections): Likewise.
3279 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3280 option.
3281 * testsuite/Makefile.in: Regenerate.
3282 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3283
bb32aa18 32842010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3285
3286 * script-sections.h (class Script_sections): Make
3287 Sections_elements typedef public.
3288 * script-sections.cc (class Sort_output_sections): Add elements_
3289 field. Add constructor which sets it; change all callers.
3290 (Sort_output_sections::is_before): New function.
3291 (Sort_output_sections::operator()): Call is_before.
3292 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3293 conditional.
3294 * testsuite/script_test_10.sh: New test. Test script section
3295 order.
3296 * testsuite/script_test_10.t: Likewise.
3297 * testsuite/script_test_10.s: Likewise.
3298 * testsuite/Makefile.am: Wrap the cross linker tests and the
3299 common tests into NATIVE_OR_CROSS_LINKER.
3300 (check_SCRIPTS): Add script_test_10.sh.
3301 (check_DATA): Add script_test_10.stdout.
3302 (script_test_10.o, script_test_10): New targets.
3303 (script_test_10.stdout): New target.
3304 * configure, testsuite/Makefile.in: Regenerate.
3305
3cef7179
ILT		 33062010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3307
3308 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3309 error for the deprecated relocations.
3310 (Target_arm::Scan::global): Likewise.
3311 (Target_arm::Relocate::relocate): Likewise.
3312
7411e9a8
RS		 33132010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3314
3315 * fileread.cc (Input_file::find_file): Initialize *found_name
3316 and *namep when using the fallback search for case 4.
3317
6a9da32a
CC		 33182010-10-11 Cary Coutant <ccoutant@google.com>
3319
3320 * options.h (class General_options): Redefine -z lazy as an alias for
3321 the negation of -z now.
3322
ac897c20
ILT		 33232010-10-11 Ian Lance Taylor <iant@google.com>
3324
3325 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3326 binding.
3327
ea5cae92
NC		 33282010-10-06 Nick Clifton <nickc@redhat.com>
3329
3330 * script-sections.cc(class Memory_region): Remove
3331 current_lma_offset_ field. Rename current_vma_offset_ to
3332 current_offset_. Add last_section_ field.
3333 (Memory_region::get_current_vma_address): Rename to
3334 get_current_address.
3335 (Memory_region::get_current_lma_address): Delete.
3336 (Memory_region::increment_vma_offset): Rename to
3337 increment_offset.
3338 (Memory_region::increment_lma_offset): Delete.
3339 (Memory_region::attributes_compatible): New method. Returns
3340 true if the provided section is compatible with the region.
3341 (Memory_region::get_last_section): New method. Returns the last
3342 section to use the region.
3343 (Memory_region::set_last_section): New method. Stores the last
3344 section to use the region.
3345 (Script_sections::block_in_region): New method. Returns true if
3346 a block of memory is contained within a region.
3347 (Script_sections::find_memory_region): New method. Locates a
3348 memory region to be used to set a VMA or LMA address.
3349 (Output_section_definition::set_section_addresses): Add code to
3350 check for addresses set by memory regions.
3351 (Output_segment::set_section_addresses): Remove memory region
3352 walking code.
3353 (Script_sections::create_segment): Add a warning if a header
3354 segment is created outside of any region.
3355 * script-sections.h (class Script_sections): Add prototypes for
3356 find_memory_region and block_in_region methods.
3357 * testsuite/memory_test.s: Use .long instead of .word.
3358 * testsuite/memory_test.t: Add some more output sections.
3359 * testsuite/memory_test.sh: Update expected output.
3360
a9bfd952
DK		 33612010-10-02 Doug Kwan <dougkwan@google.com>
3362
3363 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3364 defintion to symtab.h
3365 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3366 declaration to defintion.
3367
bacff3ab
NC		 33682010-10-01 Nick Clifton <nickc@redhat.com>
3369
3370 * expression.cc (eval): Replace dummy argument with NULL.
3371 (eval_maybe_dot): Check for a NULL result section pointer.
3372 (Symbol_expression::value): Likewise.
3373 (Dot_expression::value): Likewise.
3374 (BINARY_EXPRESSION): Likewise.
3375 (Max_expression::value): Likewise.
3376 (Min_expression::value): Likewise.
3377 (Absolute_expression::value): Likewise.
3378 (Addr_expression::value_from_output_section): Likewise.
3379 (Loaddddr_expression::value_from_output_section): Likewise.
3380 (Segment_start_expression::value): Likewise.
3381 * script-sections.cc
3382 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3383 argument with NULL.
3384 (Sections_elememt_dot_assignment::set_section_addresses):
3385 Likewise.
3386 (Output_data_expression::do_write_to_buffer): Likewise.
3387 (Output_section_definition::finalize_symbols): Likewise.
3388 (Output_section_definition::set_section_addresses): Likewise.
3389
f81bc8b5
DK		 33902010-09-30 Doug Kwan <dougkwan@google.com>
3391
3392 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3393
c95e9f27
ST		 33942010-09-28 Sriraman Tallam <tmsriram@google.com>
3395
3396 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3397 function.
c95e9f27
ST		 3398 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3399 virtual function.
3400 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3401 virtual function.
3402 * icf.cc (get_section_contents): Inline merge sections only when
3403 target allows it.
3404
3cac54d2
RW		 34052010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3406
3407 * configure: Regenerate.
3408
2904037a
ILT		 34092010-09-17 Ian Lance Taylor <iant@google.com>
3410
3411 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3412 * testsuite/Makefile.am (memory_test.o): New target.
3413 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3414 memory_test.t.
3415 * testsuite/Makefile.in: Rebuild.
2904037a 3416
bca7fb63
DK		 34172010-09-17 Doug Kwan <dougkwan@google.com>
3418
3419 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3420 defintion if relocation uses GOT entries of the symbol.
3421 * testsuite/icf_safe_test.sh: Fix test.
3422 * testsuite/icf_safe_so_test.sh: Fix test.
3423
4ef28648
CC		 34242010-09-16 Cary Coutant <ccoutant@google.com>
3425
3426 * script_sections.cc (class Memory_region): Remove "NULL" from
3427 vector initializations.
3428
793990de
CC		 34292010-09-15 Cary Coutant <ccoutant@google.com>
3430
3431 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3432 Resolve forwarding symbols.
3433
81e015e2
DK		 34342010-09-15 Doug Kwan <dougkwan@google.com>
3435
3436 * gold/testsuite/script_test_3.t: Add ARM special sections.
3437 * gold/testsuite/script_test_4.t: Same.
3438 * gold/testsuite/script_test_5.t: Same.
3439 * gold/testsuite/script_test_6.t: Same.
3440 * gold/testsuite/script_test_7.t: Same.
3441 * gold/testsuite/script_test_7.t: Same.
3442 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3443
36171d64
CC		 34442010-09-14 Cary Coutant <ccoutant@google.com>
3445
3446 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3447 (Target_x86_64::Relocate::relocate_tls): Replace check for
3448 saw_tls_block_reloc_ with test for executable section.
3449
d89051bd
CC		 34502010-09-12 Cary Coutant <ccoutant@google.com>
3451
3452 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3453 position-independent executables to shared libraries need dynamic
3454 relocations.
3455 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3456 position-independent executables.
3457 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3458 * testsuite/Makefile.in: Regenerate.
3459
fca41f0f
NC		 34602010-09-10 Nick Clifton <nickc@redhat.com>
3461
3462 PR gold/11997
3463 * testsuite/memory_test.t: Discard any sections that are not
3464 needed.
3465
6695e4b3
L		 34662010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3467
3468 PR gold/11996
3469 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3470 "This::" to work around a bug in gcc 4.2.
3471
3472 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3473
0f72bf6f
RÁE		 34742010-09-09 Rafael Espindola <espindola@google.com>
3475
3476 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3477 sections with different PF_X flags in the same segment.
3478 (Layout::find_first_load_seg): Search all segments to find the first
3479 one.
3480 * options.h (rosegment): New.
3481
34822010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3483
05a79166 3484 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3485
aa98ff75
DK		 34862010-09-08 Doug Kwan <dougkwan@google.com>
3487
3488 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3489 (Arm_relobj::do_relocate_sections): Add new parameter for output
3490 file to match the parent.
3491 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3492 of local symbols instead of input values. Update code to track
3493 changes in gold::relocate_section.
3494 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3495 (Sized_relobj::compute_final_local_value_internal): New methods.
3496 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3497 body into private version of Sized_relobj::compute_final_local_value.
3498 Call the inline method.
3499 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3500 merged symbol value if there is one.
3501 (Symbol_value::has_output_value): New method defintiion.
3502 (Sized_relobj::Compute_final_local_value_status): New enum type.
3503 (Sized_relobj::compute_final_local_value): New methods.
3504 (Sized_relobj::compute_final_local_value_internal): New methods.
3505 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3506 and arm_cortex_a8.sh.
3507 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3508 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3509 New tests.
3510 * Makefile.in: Regenerate.
3511 * testsuite/arm_bl_out_of_range.s: Update test.
3512 * testsuite/thumb_bl_out_of_range.s: Ditto.
3513 * testsuite/thumb_blx_out_of_range.s: Ditto.
3514 * testsuite/arm_branch_out_of_range.sh: New file.
3515 * testsuite/arm_cortex_a8.sh: Ditto.
3516 * testsuite/arm_cortex_a8_b.s: Ditto.
3517 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3518 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3519 * testsuite/arm_cortex_a8_bl.s: Ditto.
3520 * testsuite/arm_cortex_a8_blx.s: Ditto.
3521 * testsuite/arm_cortex_a8_local.s: Ditto.
3522 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3523 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3524
05a79166
L		 35252010-09-08 Rafael Espindola <espindola@google.com>
3526
3527 * Makefile.am (memory_test.stdout): Run readelf with -W.
3528 * Makefile.in: Regenerate.
3529 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3530 64 bit output.
3531
33dbc701
RÁE		 35322010-09-08 Rafael Espindola <espindola@google.com>
3533
3534 * script-sections.cc (Script_sections::add_memory_region): Convert
3535 field precision to int.
3536 * script.cc (script_set_section_region, script_set_section_region):
3537 Convert field precision to int.
3538
731ca54a
RÁE		 35392010-09-08 Rafael Espindola <espindola@google.com>
3540
3541 * arm.cc (do_finalize_sections): Create the __exidx_start and
3542 __exdix_end symbols even when the section is missing.
3543
7f8cd844
NC		 35442010-09-08 Nick Clifton <nickc@redhat.com>
3545
3546 * README: Remove claim that MEMORY is not supported.
3547 * expression.cc (script_exp_function_origin)
3548 (script_exp_function_length): Move from here to ...
3549 * script.cc: ... here.
3550 (script_set_section_region, script_add_memory)
3551 (script_parse_memory_attr, script_include_directive): New
3552 functions.
3553 * script-sections.cc
3554 (class Memory_region): New class.
3555 (class Output_section_definition): Add set_memory_region,
3556 set_section_vma, set_section_lma and get_section_name methods.
3557 (class Script_Sections): Add add_memory_region,
3558 find_memory_region, find_memory_region_origin,
3559 find_memory_region_length and set_memory_region methods.
3560 Have set_section_addresses method walk the list of set memory
3561 regions.
3562 Extend the print methos to display memory regions.
3563 * script-sections.h: Add prototypes for new methods.
3564 Add enum for MEMORY region attributes.
3565 * yyscript.y: Add support for parsing MEMORY regions.
3566 * script-c.h: Add prototypes for new functions.
3567 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3568 * testsuite/Makefile.in: Regenerate.
3569 * testsuite/memory_test.sh: New script.
3570 * testsuite/memory_test.s: New assembler source file.
3571 * testsuite/memory_test.t: New linker script.
3572
a4649286
DK		 35732010-08-27 Doug Kwan <dougkwan@google.com>
3574
3575 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3576 reference override an existing dynamic weak reference.
3577 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3578 * testsuite/Makefile.in: Regenerate.
3579 * testsuite/dyn_weak_ref.sh: New file.
3580 * testsuite/dyn_weak_ref_1.c: Ditto.
3581 * testsuite/dyn_weak_ref_2.c: Ditto.
3582
b56648ad
ILT		 35832010-08-27 Ian Lance Taylor <iant@google.com>
3584
3585 * incremental.h (class Incremental_input_entry): Add virtual
3586 destructor.
3587
809313cb
ILT		 35882010-08-27 Ian Lance Taylor <iant@google.com>
3589
3590 * testsuite/start_lib_test_3.c: Mark t3 as used.
3591
11e32464
NC		 35922010-08-27 Nick Clifton <nickc@redhat.com>
3593
3594 * options.cc (version_script): Fix small typo in previous
3595 whitespace tidyup.
3596
ca09d69a
NC		 35972010-08-25 Nick Clifton <nickc@redhat.com>
3598
3599 * archive.cc: Formatting fixes: Remove whitespace between
3600 typename and following asterisk. Remove whitespace between
3601 function name and opening parenthesis.
3602 * archive.h: Likewise.
3603 * arm.cc: Likewise.
3604 * attributes.cc: Likewise.
3605 * attributes.h: Likewise.
3606 * common.cc: Likewise.
3607 * copy-relocs.cc: Likewise.
3608 * dirsearch.h: Likewise.
3609 * dynobj.cc: Likewise.
3610 * ehframe.cc: Likewise.
3611 * ehframe.h: Likewise.
3612 * expression.cc: Likewise.
3613 * fileread.cc: Likewise.
3614 * fileread.h: Likewise.
3615 * gc.h: Likewise.
3616 * gold-threads.cc: Likewise.
3617 * gold.cc: Likewise.
3618 * i386.cc: Likewise.
3619 * icf.h: Likewise.
3620 * incremental-dump.cc: Likewise.
3621 * incremental.cc: Likewise.
3622 * layout.cc: Likewise.
3623 * layout.h: Likewise.
3624 * main.cc: Likewise.
3625 * merge.cc: Likewise.
3626 * merge.h: Likewise.
3627 * object.cc: Likewise.
3628 * object.h: Likewise.
3629 * options.cc: Likewise.
3630 * options.h: Likewise.
3631 * output.cc: Likewise.
3632 * output.h: Likewise.
3633 * plugin.cc: Likewise.
3634 * plugin.h: Likewise.
3635 * powerpc.cc: Likewise.
3636 * reloc.cc: Likewise.
3637 * script-c.h: Likewise.
3638 * script-sections.cc: Likewise.
3639 * script.cc: Likewise.
3640 * stringpool.cc: Likewise.
3641 * symtab.cc: Likewise.
3642 * symtab.h: Likewise.
3643 * target.cc: Likewise.
3644 * timer.cc: Likewise.
3645 * timer.h: Likewise.
3646 * version.cc: Likewise.
3647 * x86_64.cc: Likewise.
3648
b8fa8750
NC		 36492010-08-24 Nick Clifton <nickc@redhat.com>
3650
3651 PR 11899
3652 * layout.cc (segment_precedes): Sort segments by their physical
3653 addresses, if they have been set.
3654
9919d93b
CC		 36552010-08-23 Cary Coutant <ccoutant@google.com>
3656
3657 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3658 symbols data.
3659 (Lib_group::include_member): Unlock object after deleting its
3660 symbols data.
3661 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3662 the bug fixed here.
3663
97b4be1c
CC		 36642010-08-19 Neil Vachharajani <nvachhar@google.com>
3665 Cary Coutant <ccoutant@google.com>
3666
3667 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3668 constructor, and set_blocker.
3669 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3670 readsyms_blocker_.
3671 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3672 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3673 * testsuite/Makefile.am (start_lib_test): New test case.
3674 * testsuite/Makefile.in: Regenerate.
3675 * testsuite/start_lib_test_main.c: New file.
3676 * testsuite/start_lib_test_1.c: New file.
3677 * testsuite/start_lib_test_2.c: New file.
3678 * testsuite/start_lib_test_3.c: New file.
3679
dd0b1884
ILT		 36802010-08-19 Ian Lance Taylor <iant@google.com>
3681
3682 * Makefile.in: Rebuild with automake 1.11.1.
3683 * aclocal.m4: Likewise.
3684 * testsuite/Makefile.in: Likewise.
3685
7223e9ca
ILT		 36862010-08-19 Ian Lance Taylor <iant@google.com>
3687
3688 PR 10893
3689 * i386.cc (class Output_data_plt_i386): Update declarations.
3690 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3691 local_ifuncs_ fields.
3692 (Target_i386::do_plt_section_for_global): New function.
3693 (Target_i386::do_plt_section_for_local): New function.
3694 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3695 parameter; change all callers. Initialize global_ifuncs_ and
3696 local_ifuncs_. If doing a static link define __rel_iplt_start and
3697 __rel_iplt_end.
3698 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3699 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3700 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3701 symbols.
3702 (Target_i386::make_plt_section): New function, broken out of
3703 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3704 (Target_i386::make_plt_entry): Call make_plt_section.
3705 (Target_i386::make_local_ifunc_plt_entry): New function.
3706 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3707 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3708 R_386_IRELATIVE to switch.
3709 (Target_i386::Scan::global): Likewise.
3710 (Target_i386::Relocate::relocate): Likewise.
3711 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3712 switch.
3713 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3714 (Target_x86_64::do_plt_section_for_global): New function.
3715 (Target_x86_64::do_plt_section_for_local): New function.
3716 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3717 parameter; change all callers. If doing a static link define
3718 __rela_iplt_start and __rela_iplt_end.
3719 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3720 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3721 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3722 to point to .plt.
3723 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3724 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3725 switch.
3726 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3727 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3728 R_X86_64_IRELATIVE to switch.
3729 (Target_x86_64::Scan::global): Likewise.
3730 (Target_x86_64::Relocate::relocate): Likewise.
3731 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3732 switch.
3733 * target.h (class Target): Add plt_section_for_global and
3734 plt_section_for_local functions. Add do_plt_section_for_global
3735 and do_plt_section_for_local virtual functions.
3736 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3737 clarifying comments.
3738 (Symbol::use_plt_offset): Handle IFUNC symbol.
3739 * object.cc (Sized_relobj::Sized_relobj): Initialize
3740 local_plt_offsets_.
3741 (Sized_relobj::local_has_plt_offset): New function.
3742 (Sized_relobj::local_plt_offset): New function.
3743 (Sized_relobj::set_local_plt_offset): New function.
3744 (Sized_relobj::do_count): Handle IFUNC symbol.
3745 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3746 a bit away from input_shndx_ field. Add set_is_func_symbol and
3747 is_ifunc_symbol functions.
3748 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3749 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3750 local_plt_offsets_ field.
3751 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3752 * output.h (class Output_section_data): Add non-const
3753 output_section function.
3754 (class Output_data_got): Update declarations.
3755 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3756 Add use_plt_offset parameter to global and local constructors.
3757 Change all callers. Change local_sym_index_ field to 31 bits.
3758 Change GSYM_CODE and CONSTANT_CODE accordingly.
3759 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3760 doing a static link don't set sh_link field.
3761 (Output_data_got::Got_entry::write): Use PLT offset if
3762 appropriate.
3763 (Output_data_got::add_global_plt): New function.
3764 (Output_data_got::add_local_plt): New function.
3765 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3766 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3767 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3768 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3769 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3770 IFUNC conditional.
3771 * testsuite/ifunc-sel.h: New file.
3772 * testsuite/ifuncmain1.c: New file.
3773 * testsuite/ifuncmain1vis.c: New file.
3774 * testsuite/ifuncmod1.c: New file.
3775 * testsuite/ifuncdep2.c: New file.
3776 * testsuite/ifuncmain2.c: New file.
3777 * testsuite/ifuncmain3.c: New file.
3778 * testsuite/ifuncmod3.c: New file.
3779 * testsuite/ifuncmain4.c: New file.
3780 * testsuite/ifuncmain5.c: New file.
3781 * testsuite/ifuncmod5.c: New file.
3782 * testsuite/ifuncmain6pie.c: New file.
3783 * testsuite/ifuncmod6.c: New file.
3784 * testsuite/ifuncmain7.c: New file.
3785 * configure, testsuite/Makefile.in: Rebuild.
3786
56f75c03
ILT		 37872010-08-18 Ian Lance Taylor <iant@google.com>
3788
3789 * incremental.cc
3790 (Output_section_incremental_inputs::write_input_files): Add cast
3791 to avoid signed/unsigned comparison warning.
3792 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3793
55455f89
CC		 37942010-08-12 Cary Coutant <ccoutant@google.com>
3795
3796 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3797
e2054bcb
ILT		 37982010-08-13 Ian Lance Taylor <iant@google.com>
3799
3800 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3801
74f67560
DK		 38022010-08-12 Cary Coutant <ccoutant@google.com>
3803 Doug Kwan <dougkwan@google.com>
3804
3805 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3806 defintion overrides non-weak undef, remember that the original undef
3807 is not weak.
3808 * symtab.cc (Symbol_table::sized_write_global): For undef without
3809 an original weak binding, set binding to global in output.
3810 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3811 * testsuite/Makefile.in: Regenerate.
3812 * testsuite/strong_ref_weak_def.sh: New file.
3813 * testsuite/strong_ref_weak_def_1.c: Ditto.
3814 * testsuite/strong_ref_weak_def_2.c: Ditto.
3815
d1238d12
CC		 38162010-08-12 Cary Coutant <ccoutant@google.com>
3817
3818 * testsuite/incremental_test.sh: Rewrite.
3819 * testsuite/incremental_test_1.c: Rewrite.
3820 * testsuite/incremental_test_2.c: Rewrite.
3821
0e70b911
CC		 38222010-08-12 Cary Coutant <ccoutant@google.com>
3823
3824 * arm.cc (Target_arm::got_size): Add const.
3825 (Target_arm::got_entry_count): New function.
3826 (Target_arm::plt_entry_count): New function.
3827 (Target_arm::first_plt_entry_offset): New function.
3828 (Target_arm::plt_entry_size): New function.
3829 (Output_data_plt_arm::entry_count): New function.
3830 (Output_data_plt_arm::first_plt_entry_offset): New function.
3831 (Output_data_plt_arm::get_plt_entry_size): New function.
3832 * i386.cc (Target_i386::got_size): Add const.
3833 (Target_i386::got_entry_count): New function.
3834 (Target_i386::plt_entry_count): New function.
3835 (Target_i386::first_plt_entry_offset): New function.
3836 (Target_i386::plt_entry_size): New function.
3837 (Output_data_plt_i386::entry_count): New function.
3838 (Output_data_plt_i386::first_plt_entry_offset): New function.
3839 (Output_data_plt_i386::get_plt_entry_size): New function.
3840 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3841 find_incremental_inputs_sections. Dump incremental_got_plt section.
3842 * incremental.cc: Include target.h.
3843 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3844 parameter. Adjust all callers. Find incremental_got_plt section.
3845 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3846 section.
3847 (Output_section_incremental_inputs::set_final_data_size): Calculate
3848 size of incremental_got_plt section.
3849 (Output_section_incremental_inputs::do_write): Write the
3850 incremental_got_plt section.
3851 (Got_plt_view_info): New struct.
3852 (Local_got_offset_visitor): New class.
3853 (Global_got_offset_visitor): New class.
3854 (Global_symbol_visitor_got_plt): New class.
3855 (Output_section_incremental_inputs::write_got_plt): New function.
3856 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3857 Add parameter. Adjust all callers.
3858 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3859 (Incremental_inputs::got_plt_section): New function.
3860 (Incremental_inputs::got_plt_section_): New data member.
3861 (Incremental_got_plt_reader): New class.
3862 * layout.cc (Layout::create_incremental_info_sections): Add the
3863 incremental_got_plt section.
3864 * object.h (Got_offset_list::get_list): New function.
3865 (Got offset_list::for_all_got_offsets): New function.
3866 (Sized_relobj::local_got_offset_list): New function.
3867 * powerpc.cc (Target_powerpc::got_size): Add const.
3868 (Target_powerpc::got_entry_count): New function.
3869 (Target_powerpc::plt_entry_count): New function.
3870 (Target_powerpc::first_plt_entry_offset): New function.
3871 (Target_powerpc::plt_entry_size): New function.
3872 (Output_data_plt_powerpc::entry_count): New function.
3873 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3874 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3875 * sparc.cc (Target_sparc::got_size): Add const.
3876 (Target_sparc::got_entry_count): New function.
3877 (Target_sparc::plt_entry_count): New function.
3878 (Target_sparc::first_plt_entry_offset): New function.
3879 (Target_sparc::plt_entry_size): New function.
3880 (Output_data_plt_sparc::entry_count): New function.
3881 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3882 (Output_data_plt_sparc::get_plt_entry_size): New function.
3883 * symtab.h (Symbol::got_offset_list): New function.
3884 (Symbol_table::for_all_symbols): New function.
3885 * target.h (Sized_target::got_entry_count): New function.
3886 (Sized_target::plt_entry_count): New function.
3887 (Sized_target::plt_entry_size): New function.
3888 * x86_64.cc (Target_x86_64::got_size): Add const.
3889 (Target_x86_64::got_entry_count): New function.
3890 (Target_x86_64::plt_entry_count): New function.
3891 (Target_x86_64::first_plt_entry_offset): New function.
3892 (Target_x86_64::plt_entry_size): New function.
3893 (Output_data_plt_x86_64::entry_count): New function.
3894 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3895 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3896
09ec0418
CC		 38972010-08-12 Cary Coutant <ccoutant@google.com>
3898
3899 * archive.cc: Include incremental.h.
3900 (Archive::Archive): Initialize incremental_info_.
3901 (Archive::include_member): Record archive members in incremental info.
3902 (Add_archive_symbols::run): Record begin and end of an archive in
3903 incremental info.
3904 (Lib_group::include_member): Record objects in incremental info.
3905 * archive.h (Incremental_archive_entry): Forward declaration.
3906 (Archive::set_incremental_info): New member function.
3907 (Archive::incremental_info): New member function.
3908 (Archive::Unused_symbol_iterator): New class.
3909 (Archive::unused_symbols_begin): New member function.
3910 (Archive::unused_symbols_end): New member function.
3911 (Archive::incremental_info_): New data member.
3912 * incremental-dump.cc (find_input_containing_global): New function.
3913 (dump_incremental_inputs): Dump new incremental info sections.
3914 * incremental.cc: Include symtab.h.
3915 (Output_section_incremental_inputs): New class.
3916 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3917 new incremental info sections.
3918 (Sized_incremental_binary::do_check_inputs): Likewise.
3919 (Incremental_inputs::report_archive): Remove.
3920 (Incremental_inputs::report_archive_begin): New function.
3921 (Incremental_inputs::report_archive_end): New function.
3922 (Incremental_inputs::report_object): New function.
3923 (Incremental_inputs::finalize_inputs): Remove.
3924 (Incremental_inputs::report_input_section): New function.
3925 (Incremental_inputs::report_script): Rewrite.
3926 (Incremental_inputs::finalize): Do nothing but finalize string table.
3927 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3928 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3929 (Incremental_inputs::create_data_sections): New function.
3930 (Incremental_inputs::relocs_entsize): New function.
3931 (Output_section_incremental_inputs::set_final_data_size): New function.
3932 (Output_section_incremental_inputs::do_write): New function.
3933 (Output_section_incremental_inputs::write_header): New function.
3934 (Output_section_incremental_inputs::write_input_files): New function.
3935 (Output_section_incremental_inputs::write_info_blocks): New function.
3936 (Output_section_incremental_inputs::write_symtab): New function.
3937 * incremental.h (Incremental_script_entry): Forward declaration.
3938 (Incremental_object_entry): Forward declaration.
3939 (Incremental_archive_entry): Forward declaration.
3940 (Incremental_inputs): Forward declaration.
3941 (Incremental_inputs_header_data): Remove.
3942 (Incremental_inputs_header): Remove.
3943 (Incremental_inputs_header_write): Remove.
3944 (Incremental_inputs_entry_data): Remove.
3945 (Incremental_inputs_entry): Remove.
3946 (Incremental_inputs_entry_write): Remove.
3947 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3948 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3949 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3950 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3951 Likewise.
3952 (Incremental_input_entry): New class.
3953 (Incremental_script_entry): New class.
3954 (Incremental_object_entry): New class.
3955 (Incremental_archive_entry): New class.
3956 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3957 (Incremental_inputs::report_inputs): Remove.
3958 (Incremental_inputs::report_archive): Remove.
3959 (Incremental_inputs::report_archive_begin): New function.
3960 (Incremental_inputs::report_archive_end): New function.
3961 (Incremental_inputs::report_object): Change prototype.
3962 (Incremental_inputs::report_input_section): New function.
3963 (Incremental_inputs::report_script): Change prototype.
3964 (Incremental_inputs::get_reloc_count): New function.
3965 (Incremental_inputs::set_reloc_count): New function.
3966 (Incremental_inputs::create_data_sections): New function.
3967 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3968 (Incremental_inputs::inputs_section): New function.
3969 (Incremental_inputs::symtab_section): New function.
3970 (Incremental_inputs::relocs_section): New function.
3971 (Incremental_inputs::get_stringpool): Add const.
3972 (Incremental_inputs::command_line): Add const.
3973 (Incremental_inputs::inputs): Remove.
3974 (Incremental_inputs::command_line_key): New function.
3975 (Incremental_inputs::input_file_count): New function.
3976 (Incremental_inputs::input_files): New function.
3977 (Incremental_inputs::relocs_entsize): New function.
3978 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3979 (Incremental_inputs::finalize_inputs): Remove.
3980 (Incremental_inputs::Input_info): Remove.
3981 (Incremental_inputs::lock_): Remove.
3982 (Incremental_inputs::inputs_): Change type.
3983 (Incremental_inputs::inputs_map_): Remove.
3984 (Incremental_inputs::current_object_entry_): New data member.
3985 (Incremental_inputs::inputs_section_): New data member.
3986 (Incremental_inputs::symtab_section_): New data member.
3987 (Incremental_inputs::relocs_section_): New data member.
3988 (Incremental_inputs::reloc_count_): New data member.
3989 (Incremental_inputs_reader): New class.
3990 (Incremental_symtab_reader): New class.
3991 (Incremental_relocs_reader): New class.
3992 * layout.cc (Layout::finalize): Move finalization of incremental info
3993 and creation of incremental info sections to follow finalization of
3994 symbol table. Set offsets for postprocessing sections.
3995 (Layout::create_incremental_info_sections): Call
3996 Incremental_inputs::create_data_sections. Add incremental symtab
3997 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3998 sections to layout after input sections.
3999 * layout.h (struct Timespec): Forward declaration.
4000 (Layout::incremental_inputs): Add const.
4001 (Layout::create_incremental_info_sections): Add parameter.
4002 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4003 * object.cc: Include incremental.h.
4004 (Relobj::finalize_incremental_relocs): New function.
4005 (Sized_relobj::do_layout): Record input sections in incremental info.
4006 * object.h (Object::output_section): New function.
4007 (Object::output_section_offset): Moved from Relobj.
4008 (Object::get_incremental_reloc_base): New function.
4009 (Object::get_incremental_reloc_count): New function.
4010 (Object::do_output_section): New function.
4011 (Object::do_output_section_offset): Moved from Relobj.
4012 (Object::do_get_incremental_reloc_base): New function.
4013 (Object::do_get_incremental_reloc_count): New function.
4014 (Object::Object): Initialize new data members.
4015 (Relobj::output_section): Renamed do_output_section and moved to
4016 protected.
4017 (Relobj::output_section_offset): Moved to Object.
4018 (Relobj::do_get_incremental_reloc_base): New function.
4019 (Relobj::do_get_incremental_reloc_count): New function.
4020 (Relobj::allocate_incremental_reloc_counts): New function.
4021 (Relobj::count_incremental_reloc): New function.
4022 (Relobj::finalize_incremental_relocs): New function.
4023 (Relobj::next_incremental_reloc_index): New function.
4024 (Relobj::reloc_counts_): New data member.
4025 (Relobj::reloc_bases_): New data member.
4026 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4027 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4028 (Sized_relobj::incremental_relocs_scan): New function.
4029 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4030 (Sized_relobj::incremental_relocs_write): New function.
4031 (Sized_relobj::incremental_relocs_write_reltype): New function.
4032 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4033 incremental link.
4034 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4035 archives and object files elsewhere.
4036 (Add_symbols::run): Report object files here.
4037 (Finish_group::run): Report end of archive at end of group.
4038 * reloc.cc: Include layout.h, incremental.h.
4039 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4040 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4041 (Sized_relobj::incremental_relocs_scan): New function.
4042 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4043 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4044 (Sized_relobj::incremental_relocs_write): New function.
4045 (Sized_relobj::incremental_relocs_write_reltype): New function.
4046 * script.cc (read_input_script): Rewrite test for incremental link.
4047 Change call to Incremental_inputs::report_script.
4048 * symtab.h (Symbol_table::first_global_index): New function.
4049 (Symbol_table::output_count): New function.
4050
ce0d1972
DK		 40512010-08-12 Doug Kwan <dougkwan@google.com>
4052
4053 * arm.cc (Target_arm::merge_object_attributes): Check command line
4054 options --no-wchar-size-warning and --no-enum-size-warning.
4055 * options.h (General_options): Add ld-compatible options
4056 --no-enum-size-warning and --no-wchar-size-warning.
4057
6e5710ce
ILT		 40582010-08-04 Ian Lance Taylor <iant@google.com>
4059
4060 * x86_64.cc (Target_x86_64::Scan::local): Use
4061 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4062 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4063 (Target_x86_64::Scan::global): Likewise.
4064 (Target_x86_64::Relocate::relocate): Likewise.
4065 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4066 Likewise.
4067
fef830db
CC		 40682010-08-03 Cary Coutant <ccoutant@google.com>
4069
4070 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4071 to reserve space in merged_strings vector. Keep total input size
4072 for stats.
4073 (Output_merge_string::do_print_merge_stats): Print total input size.
4074 * merge.h (Output_merge_string): Add input_size_ field.
4075 * stringpool.cc (Stringpool_template::string_length): Move
4076 implementations out of Stringpool_template class and place in
4077 stringpool.h.
4078 * stringpool.h (string_length): Move out of Stringpool_template.
4079
1e3811b0
ILT		 40802010-08-03 Ian Lance Taylor <iant@google.com>
4081
4082 PR 11712
4083 * layout.cc (relaxation_loop_body): If address of load segment is
4084 set, adjust address to include headers if possible.
4085
7af0c620
ILT		 40862010-08-03 Ian Lance Taylor <iant@google.com>
4087
4088 * version.cc (version_string): Bump to 1.10.
4089
22f0da72
ILT		 40902010-08-03 Ian Lance Taylor <iant@google.com>
4091
4092 PR 11805
4093 * layout.h (enum Output_section_order): Define.
4094 (class Layout): Update declarations.
4095 * layout.cc (Layout::get_output_section): Add order parameter.
4096 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4097 is_first_non_relro parameters. Change all callers.
4098 (Layout::choose_output_section): Likewise.
4099 (Layout::add_output_section_data): Likewise.
4100 (Layout::make_output_section): Likewise. Set order.
4101 (Layout::default_section_order): New function.
4102 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4103 * output.cc (Output_section::Output_section): Initialize order_.
4104 Don't initialize deleted fields.
4105 (Output_segment::Output_segment): Don't initialize deleted
4106 fields.
4107 (Output_segment::add_output_section_to_load): New function
4108 replacing add_output_section. Change all callers to call this or
4109 add_output_section_to_nonload.
4110 (Output_segment::add_output_section_to_nonload): New function.
4111 (Output_segment::remove_output_section): Rewrite.
4112 (Output_segment::add_initial_output_data): Likewise.
4113 (Output_segment::has_any_data_sections): Likewise.
4114 (Output_segment::is_first_section_relro): Likewise.
4115 (Output_segment::maximum_alignment): Likewise.
4116 (Output_segment::has_dynamic_reloc): New function replacing
4117 dynamic_reloc_count. Change all callers.
4118 (Output_segment::has_dynamic_reloc_list): New function replacing
4119 dynamic_reloc_count_list. Change all callers.
4120 (Output_segment::set_section_addresses): Rewrite.
4121 (Output_segment::set_offset): Rewrite.
4122 (Output_segment::find_first_and_last_list): Remove.
4123 (Output_segment::set_tls_offsets): Rewrite.
4124 (Output_segment::first_section_load_address): Likewise.
4125 (Output_segment::output_section_count): Likewise.
4126 (Output_segment::section_with_lowest_load_address): Likewise.
4127 (Output_segment::write_section_headers): Likewise.
4128 (Output_segment::print_sections_to_map): Likewise.
4129 * output.h (class Output_data): Remove dynamic_reloc_count_
4130 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4131 (Output_data::add_dynamic_reloc): Rewrite.
4132 (Output_data::has_dynamic_reloc): New function.
4133 (Output_data::dynamic_reloc_count): Remove.
4134 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4135 is_last_relro_, is_first_non_relro_, is_interp_,
4136 is_dynamic_linker_section_ fields. Add order and set_order
4137 functions. Remove is_relro_local, set_is_relro_local,
4138 is_last_relro, set_is_last_relro, is_first_non_relro,
4139 set_is_first_non_relro functions, is_interp, set_is_interp,
4140 is_dynamic_linker_section, and set_is_dynamic_linker_section
4141 functions.
4142 (class Output_segment): Change Output_data_list from std::list to
4143 std:;vector. Add output_lists_ field. Remove output_data_ and
4144 output_bss_ fields. Update declarations.
4145
3ff2ccb0
ILT		 41462010-08-02 Ian Lance Taylor <iant@google.com>
4147
4148 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4149 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4150 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4151
88a4108b
ILT		 41522010-08-02 Ian Lance Taylor <iant@google.com>
4153
4154 PR 11855
4155 * script.cc (Script_options::Script_options): Initialize
4156 symbol_definitions_ and symbol_references_.
4157 (Script_options::add_symbol_assignment): Update
4158 symbol_definitions_ and symbol_references_.
4159 (Script_options::add_symbol_reference): New function.
4160 (script_symbol): New function.
4161 * script.h (class Script_options): Add symbol_definitions_ and
4162 symbol_references_ fields.
4163 (Script_options::referenced_const_iterator): New type.
4164 (Script_options::referenced_begin): New function.
4165 (Script_options::referenced_end): New function.
4166 (Script_options::is_referenced): New function.
4167 (Script_options::any_unreferenced): New function.
4168 * script-c.h (script_symbol): Declare.
4169 * yyscript.y (exp): Call script_symbol.
4170 * symtab.cc: Include "script.h".
4171 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4172 Change all callers. Check symbols referenced by scripts.
4173 (Symbol_table::add_undefined_symbols_from_command_line): Add
4174 layout parameter. Change all callers.
4175 (Symbol_table::do_add_undefined_symbols_from_command_line):
4176 Likewise. Break out loop body. Check symbols referenced by
4177 scripts.
4178 (Symbol_table::add_undefined_symbol_from_command_line): New
4179 function broken out of
4180 do_add_undefined_symbols_from_command_line.
4181 * symtab.h (class Symbol_table): Update declarations.
4182 * archive.cc: Include "layout.h".
4183 (Archive::should_include_member): Add layout parameter. Change
4184 all callers. Check for symbol mentioned in expression.
4185 * archive.h (class Archive): Update declaration.
4186 * object.cc (Sized_relobj::do_should_include_member): Add layout
4187 parameter.
4188 * object.h (Object::should_include_member): Add layout parameter.
4189 Change all callers.
4190 (Object::do_should_include_member): Add layout parameter.
4191 (class Sized_relobj): Update declaration.
4192 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4193 parameter.
4194 * dynobj.h (class Sized_dynobj): Update declaration.
4195 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4196 layout parameter.
4197 * plugin.h (class Sized_pluginobj): Update declaration.
4198
5f1ab67a
ILT		 41992010-08-02 Ian Lance Taylor <iant@google.com>
4200
4201 PR 11866
4202 * output.cc (Output_segment::set_offset): Search for the first and
4203 last sections rather than assuming that the list is in order.
4204 (Output_segment::find_first_and_last_list): New function.
4205 * output.h (class Output_segment): Update declarations.
4206 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4207 (relro_strip_test_SOURCES): New variable.
4208 (relro_strip_test_DEPENDENCIES): New variable.
4209 (relro_strip_test_LDFLAGS): New variable.
4210 (relro_strip_test_LDADD): New variable.
4211 (relro_strip_test.so): New target.
4212
a8df5856
ILT		 42132010-08-02 Ian Lance Taylor <iant@google.com>
4214
4215 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4216 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4217 (Target_i386::got_tlsdesc_section): New function.
4218 (Target_i386::got_section): Create space for GOT entries for
4219 TLSDESC relocations.
4220 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4221 R_386_TLS_GOTDESC.
4222 (Target_i386::Scan::global): Likewise.
4223 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4224 using TLSDESC GOT.
4225 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4226 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4227 (Target_x86_64::got_tlsdesc_section): New function.
4228 (Target_x86_64::got_section): Create space for GOT entries for
4229 TLSDESC relocations.
4230 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4231 R_386_TLS_GOTDESC.
4232 (Target_x86_64::Scan::global): Likewise.
4233 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4234 using TLSDESC GOT.
4235
0c10a0a6
ILT		 42362010-08-02 Ian Lance Taylor <iant@google.com>
4237
4238 * testsuite/final_layout.sh: Use dc to convert from hex to
4239 decimal.
4240
41cbeecc
ST		 42412010-07-29 Sriraman Tallam <tmsriram@google.com>
4242
4243 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4244 paramter to the call to gold::gc_process_relocs.
4245 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4246 paramter to the call to gold::gc_process_relocs.
4247 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4248 parameter to the call to gold::gc_process_relocs.
4249 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4250 template parameter to the call to gold::gc_process_relocs.
4251 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4252 paramter to the call to gold::gc_process_relocs.
4253 * gc.h (get_embedded_addend_size): New function.
4254 (gc_process_relocs): Save the size of the reloc for use by ICF.
4255 * icf.cc (get_section_contents): Get the addend from the text section
4256 for SHT_REL relocation sections.
4257 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4258 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4259 * int_encoding.h (read_from_pointer): New overloaded function.
4260 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4261 * testsuite/icf_sht_rel_addend_test.sh: New file.
4262 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4263 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4264
6ea55b82
RW		 42652010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4266
4267 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4268 * Makefile.in: Regenerate.
4269 * testsuite/Makefile.in: Regenerate.
4270
9691462b
ILT		 42712010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4272
4273 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4274 * gold/testsuite/debug_msg.cc: Likewise.
4275 * gold/testsuite/odr_violation1.cc
4276 * gold/testsuite/odr_violation2.cc
4277
76897331
CC		 42782010-07-21 Cary Coutant <ccoutant@google.com>
4279
4280 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4281 string, and length fields.
4282 (Output_merge_string::Merged_strings_list): New type.
4283 (Output_merge_string::Merged_strings_lists): New typedef.
4284 (Output_merge_string): Replace merged_strings_ with
4285 merged_strings_lists_.
4286 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4287 Merged_strings_list per input object and section. Don't store pointer
4288 to the string. Don't store length with each merged string entry.
4289 (Output_merge_string::finalize_merged_data): Loop over list of merged
4290 strings lists. Recompute length of each merged string.
4291
78384e8f
CC		 42922010-07-15 Cary Coutant <ccoutant@google.com>
4293
4294 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4295 here.
4296
783659f9
ILT		 42972010-07-14 Ian Lance Taylor <iant@google.com>
4298
4299 * descriptors.cc (Descriptors::open): Report correct name in error
4300 message.
4301
131687b4
DK		 43022010-07-13 Doug Kwan <dougkwan@google.com>
4303
4304 * arm.cc (Arm_input_section::Arm_input_section): For a
4305 SHT_ARM_EXIDX section, always keeps the input sections.
4306 (Arm_input_section::set_exidx_section_link): New method.
4307 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4308 has_errors_ to false.
4309 (Arm_exidx_input_section::has_errors,
4310 Arm_exidx_input_section::set_has_errors): New methods.
4311 (Arm_exidx_input_section::has_errors_): New data member.
4312 (Arm_relobj::get_exidx_shndx_list): New method.
4313 (Arm_output_section::append_text_sections_to_list): Do not skip
4314 section without SHF_EXECINSTR.
4315 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4316 errors.
4317 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4318 section header. Make error messages more verbose. Check for
4319 a non-executable section linked to an EXIDX section.
4320 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4321 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4322 check that there is no deferred EXIDX section if we exit early.
4323 Instead of not making an EXIDX section in case of an error, make one
4324 and set the has_errors flag of it.
4325 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4326 in a relocatable link.
4327 (Target_arm::do_relax): Look for the EXIDX output section instead of
4328 assuming that it is called .ARM.exidx.
4329 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4330 section list. Do not check for SHF_EXECINSTR section flags but
4331 skip any input section with errors.
4332 * output.cc (Output_section::Output_section): Initialize
4333 always_keeps_input_sections_ to false.
4334 (Output_section::add_input_section): Check for
4335 always_keeps_input_sections_.
4336 * output.h (Output_section::always_keeps_input_sections,
4337 Output_section::set_always_keeps_input_sections): New methods.
4338 (Output_section::always_keeps_input_sections): New data member.
4339
69517287
RÁE		 43402010-07-13 Rafael Espindola <espindola@google.com>
4341
4342 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4343 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4344
82742395
ILT		 43452010-07-13 Philip Herron <herron.philip@googlemail.com>
4346 Ian Lance Taylor <iant@google.com>
4347
4348 * output.h (Output_section_lookup_maps::add_merge_section):
4349 Correct check of whether value was inserted.
4350 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4351 (Output_section_lookup_maps::add_relaxed_input_section):
4352 Likewise.
4353 * arm.cc (Target_arm::got_section): Remove used local os.
4354 * i386.cc (Target_i386::got_section): Likewise.
4355 * x86_64.cc (Target_x86_64::got_section): Likewise.
4356 * sparc.cc (Target_sparc::got_section): Likewise.
4357 (Target_sparc::relocate): Remove unused local have_got_offset.
4358 * powerpc.cc (Target_powerpc::relocate): Likewise.
4359
f2d707b5
ILT		 43602010-07-13 Ian Lance Taylor <iant@google.com>
4361
241531d6
ILT		 4362 * compressed_output.cc (zlib_decompress): Fix signature in
4363 !HAVE_ZLIB_H case.
4364
f2d707b5
ILT		 4365 * archive.cc (Archive::include_member): Unlock an external member
4366 of a thin archive. Don't bother to delete an object we know is
4367 NULL.
4368
a2e47362
CC		 43692010-07-12 Cary Coutant <ccoutant@google.com>
4370
4371 * compressed_output.cc (zlib_decompress): New function.
4372 (get_uncompressed_size): New function.
4373 (decompress_input_section): New function.
4374 * compressed_output.h (get_uncompressed_size): New function.
4375 (decompress_input_section): New function.
4376 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4377 Handle compressed debug sections.
4378 * layout.cc (is_compressed_debug_section): New function.
4379 (Layout::output_section_name): Map compressed section names to
4380 canonical names.
4381 * layout.h (is_compressed_debug_section): New function.
4382 (is_debug_info_section): Recognize compressed debug sections.
4383 * merge.cc: Include compressed_output.h.
4384 (Output_merge_data::do_add_input_section): Handle compressed
4385 debug sections.
4386 (Output_merge_string::do_add_input_section): Handle compressed
4387 debug sections.
4388 * object.cc: Include compressed_output.h.
4389 (Sized_relobj::Sized_relobj): Initialize new data members.
4390 (build_compressed_section_map): New function.
4391 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4392 * object.h (Object::section_is_compressed): New method.
4393 (Object::do_section_is_compressed): New method.
4394 (Sized_relobj::Compressed_section_map): New type.
4395 (Sized_relobj::do_section_is_compressed): New method.
4396 (Sized_relobj::compressed_sections_): New data member.
4397 * output.cc (Output_section::add_input_section): Handle compressed
4398 debug sections.
4399 * reloc.cc: Include compressed_output.h.
4400 (Sized_relobj::write_sections): Handle compressed debug sections.
4401
ce279a62
CC		 44022010-07-08 Cary Coutant <ccoutant@google.com>
4403
4404 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4405 weak when resolving to a dynamic def.
4406 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4407 for weak undef/dynamic def cases. Adjust callers.
4408 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4409 undef_binding_weak_.
4410 (Symbol_table::sized_write_globals): Adjust symbol binding.
4411 (Symbol_table::sized_write_symbol): Add binding parameter.
4412 * symtab.h (Symbol::set_undef_binding): New method.
4413 (Symbol::is_undef_binding_weak): New method.
4414 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4415 (Symbol_table::should_override): Add new parameter.
4416 (Symbol_table::sized_write_symbol): Add new parameter.
4417
4418 * testsuite/weak_undef_file1.cc: Add new test case.
4419 * testsuite/weak_undef_file2.cc: Fix header comment.
4420 * testsuite/weak_undef_test.cc: Add new test case.
4421
b2286c10
DK		 44222010-06-29 Doug Kwan <dougkwan@google.com>
4423
4424 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4425 Initialize USE_SYMBOL_.
4426 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4427 definition.
4428 (Arm_reloc_property::uses_symbol_): New data member declaration.
4429 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4430 uses symbol value and symbol is undefined but not weakly undefined.
4431
4802450a
RÁE		 44322010-06-28 Rafael Espindola <espindola@google.com>
4433
4434 * plugin.cc (Plugin::load): Use dlerror.
4435
e5ca47ba
ILT		 44362010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4437
4438 * symtab.cc (detect_odr_violations): When reporting an ODR
4439 violation, report an object where the symbol is defined.
4440
8a75a161
DK		 44412010-06-25 Doug Kwan <dougkwan@google.com>
4442
4443 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4444 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4445 definition.
4446 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4447 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4448 target hook to detect function points.
4449 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4450 * icf.h (Icf::check_section_for_function_pointers): Change type of
4451 parameter SECTION_NAME to const reference to std::string. Use
4452 target hook to determine if section may have unsafe pointers.
4453 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4454 method definition.
4455
42218b9f
RÁE		 44562010-06-21 Rafael Espindola <espindola@google.com>
4457
4458 * fileread.cc (Input_file::find_fie): New
4459 (Input_file::open): Use Input_file::find_fie.
4460 * fileread.h (Input_file::find_fie): New
4461 * plugin.cc (set_extra_library_path): New.
4462 (Plugin::load): Add set_extra_library_path to the transfer vector.
4463 (Plugin_manager::set_extra_library_path): New.
4464 (Plugin_manager::add_input_file): Use the extra search path if set.
4465 (set_extra_library_path(): New.
4466 * plugin.h (Plugin_manager): Add set_extra_library_path and
4467 extra_search_path_.
4468
a0506cca
CC		 44692010-06-19 Cary Coutant <ccoutant@google.com>
4470
4471 * layout.cc (gdb_sections): Add .debug_types.
4472 (lines_only_debug_sections): Likewise.
4473
6508b958
RÁE		 44742010-06-18 Rafael Espindola <espindola@google.com>
4475
4476 * plugin.cc (add_input_file,add_input_library)
4477 (Plugin_manager::add_input_file): Make filename arguments const.
4478 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4479 const.
4480
3e235302
DK		 44812010-06-16 Doug Kwan <dougkwan@google.com>
4482
4483 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4484 .ARM.attributes section if we have not merged any input
4485 attributes sections.
4486
106e8a6c
DK		 44872010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4488
4489 * arm.cc: Allow combining objects with no EABI version
4490 information.
4491
91ff43fe
RÁE		 44922010-06-15 Rafael Espindola <espindola@google.com>
4493
4494 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4495
68ed838c
ILT		 44962010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4497
4498 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4499 (struct iovec): Correct !HAVE_READV definition.
4500
f3a2388f
CC		 45012010-06-10 Cary Coutant <ccoutant@google.com>
4502
4503 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4504 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4505 reloc sections.
4506 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4507
4508 PR 11683
4509 * symtab.h (Symbol::is_placeholder): New member function.
4510 * target-reloc.h (relocate_section): Check for placeholder symbols.
4511
4512 * testsuite/Makefile.am (plugin_test_8): New test.
4513 (plugin_test_9): New test.
4514 * testsuite/Makefile.in: Regenerate.
4515
e1df38aa
NC		 45162010-06-09 Nick Clifton <nickc@redhat.com>
4517
4518 * yyscript.y (input_list_element): Allow strings prefixed with
4519 the '-' character. Treat these as libraries.
4520 * script.cc (script_add_library): New function. Adds a library
4521 specified by "-l<name>" found in an input script.
4522 * script-c.h: Add prototype for script_add_library.
4523
25bbe950
DK		 45242010-06-07 Doug Kwan <dougkwan@google.com>
4525
4526 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4527 Restrict stub-group size to be within long conditional branch
4528 range when working around cortex-A8 erratum.
4529
0f32ea4c
ILT		 45302010-06-07 Damien Diederen <dd@crosstwine.com>
4531
4532 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4533 #ifdef typo.
4534
8fe2a369
ST		 45352010-06-03 Sriraman Tallam <tmsriram@google.com>
4536
4537 PR gold/11658
4538 * output.cc
4539 (Output_section::Input_section_sort_entry::compare_section_ordering):
4540 Change to return non-zero correctly.
4541 (Output_section::Input_section_sort_section_order_index_compare
4542 ::operator()): Change to fix ambiguity in comparisons.
4543
6e9ba2ca
ST		 45442010-06-01 Sriraman Tallam <tmsriram@google.com>
4545
4546 * gold.h (is_wildcard_string): New function.
4547 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4548 (Layout::layout_eh_frame): Ditto.
4549 (Layout::find_section_order_index): New method.
4550 (Layout::read_layout_from_file): New method.
4551 * layout.h (Layout::find_section_order_index): New method.
4552 (Layout::read_layout_from_file): New method.
4553 (Layout::input_section_position_): New private member.
4554 (Layout::input_section_glob_): New private member.
4555 * main.cc (main): Call read_layout_from_file here.
4556 * options.h (--section-ordering-file): New option.
4557 * output.cc (Output_section::input_section_order_specified_): New
4558 member.
4559 (Output_section::Output_section): Initialize new member.
4560 (Output_section::add_input_section): Add new parameter.
4561 Keep input sections when --section-ordering-file is used.
4562 (Output_section::set_final_data_size): Sort input sections when
4563 section ordering file is specified.
4564 (Output_section::Input_section_sort_entry): Add new parameter.
4565 Check sorting type.
4566 (Output_section::Input_section_sort_entry::compare_section_ordering):
4567 New method.
4568 (Output_section::Input_section_sort_compare::operator()): Change to
4569 consider section_order_index.
4570 (Output_section::Input_section_sort_init_fini_compare::operator()):
4571 Change to consider section_order_index.
4572 (Output_section::Input_section_sort_section_order_index_compare
4573 ::operator()): New method.
4574 (Output_section::sort_attached_input_sections): Change to sort
4575 according to section order when specified.
e1df38aa
NC		 4576 (Output_section::add_input_section<32, true>): Add new parameter.
4577 (Output_section::add_input_section<64, true>): Add new parameter.
4578 (Output_section::add_input_section<32, false>): Add new parameter.
4579 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4580 * output.h (Output_section::add_input_section): Add new parameter.
4581 (Output_section::input_section_order_specified): New
4582 method.
4583 (Output_section::set_input_section_order_specified): New method.
4584 (Input_section::Input_section): Initialize section_order_index_.
4585 (Input_section::section_order_index): New method.
4586 (Input_section::set_section_order_index): New method.
4587 (Input_section::section_order_index_): New member.
4588 (Input_section::Input_section_sort_section_order_index_compare): New
4589 struct.
4590 (Output_section::input_section_order_specified_): New member.
4591 * script-sections.cc (is_wildcard_string): Delete and move modified
4592 method to gold.h.
4593 (Output_section_element_input::Output_section_element_input): Modify
4594 call to is_wildcard_string.
4595 (Output_section_element_input::Input_section_pattern
4596 ::Input_section_pattern): Ditto.
4597 (Output_section_element_input::Output_section_element_input): Ditto.
4598 * testsuite/Makefile.am (final_layout): New test case.
4599 * testsuite/Makefile.in: Regenerate.
4600 * testsuite/final_layout.cc: New file.
4601 * testsuite/final_layout.sh: New file.
4602
3537c84b
RÁE		 46032010-06-01 Rafael Espindola <espindola@google.com>
4604
4605 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4606
105b6afd
RÁE		 46072010-06-01 Rafael Espindola <espindola@google.com>
4608
4609 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4610 visibility of symbols.
4611
29e11421
DK		 46122010-05-27 Doug Kwan <dougkwan@google.com>
4613
4614 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4615 from start of output section instead of address for a local symbol
4616 in a merged or relaxed section when doing a relocatable link.
4617
5e0f337e
RÁE		 46182010-05-26 Rafael Espindola <espindola@google.com>
4619
4620 PR 11604
4621 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4622 adding sections the garbage collector removed.
4623 * gold/testsuite/Makefile.am: Add test.
4624 * gold/testsuite/Makefile.in: Regenerate.
4625 * gold/testsuite/plugin_test_7.sh: New.
4626 * gold/testsuite/plugin_test_7_1.c: New.
4627 * gold/testsuite/plugin_test_7_2.c: New.
4628
f4187277
RÁE		 46292010-05-26 Rafael Espindola <espindola@google.com>
4630
4631 * script-sections.cc (Output_section_definition::set_section_addresses):
4632 Check for --section-start.
4633
5c388529
DK		 46342010-05-26 Doug Kwan <dougkwan@google.com>
4635
4636 * arm.cc (Arm_scan_relocatable_relocs): New class.
4637 (Target_arm::relocate_special_relocatable): New method.
4638 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4639 (Arm_relocate_functions::thumb_branch_common): Same.
4640 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4641 instead of Default_scan_relocatable_relocs.
4642 * target-reloc.h (relocate_for_relocatable): Let target handle
4643 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4644 * target.h (Sized_target::relocate_special_relocatable): New method.
4645
bca1c3ae
ILT		 46462010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4647
4648 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4649
0439c796
DK		 46502010-05-23 Doug Kwan <dougkwan@google.com>
4651
4652 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4653 instead of a cast.
4654 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4655 with a direct branch, not a conditional branch, to a stub.
4656 * merge.cc (Output_merge_base::record_input_section): New method
4657 defintion.
4658 (Output_merge_data::do_add_input_section): Record input section if
4659 keeps-input-sections flag is set.
4660 (Output_merge_string::do_add_input_section): Ditto.
4661 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4662 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4663 INPUT_SECTIONS_.
4664 (Output_merge_base::keeps_input_sections,
4665 Output_merge_base::set_keeps_input_sections,
4666 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4667 method definitions.
4668 (Output_merge_base::Input_sections): New type declaration.
4669 (Output_merge_base::input_sections_begin,
4670 Output_merge_base::input_sections_end,
4671 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4672 (Output_merge_base::bool keeps_input_sections_,
4673 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4674 Output_merge_base::input_sections_): New data members.
4675 (Output_merge_data::do_set_keeps_input_sections): New method
4676 defintion.
4677 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4678 * output.cc (Output_section::Input_section::relobj): Move method
4679 defintion from class declaration to here and handle merge sections.
4680 (Output_section::Input_section::shndx): Ditto.
4681 (Output_section::Output_section): Remove initializations of removed
4682 data members and initialize new data member LOOKUP_MAPS_.
4683 (Output_section::add_input_section): Set keeps-input-sections flag
4684 for a newly created merge output section as appropriate. Adjust code
4685 to use Output_section_lookup_maps class.
4686 (Output_section::add_relaxed_input_section): Adjst code for lookup
4687 maps code refactoring.
4688 (Output_section::add_merge_input_section): Add a new parameter
4689 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4690 class. If adding input section to a newly created merge output
4691 section fails, remove the new merge section.
4692 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4693 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4694 (Output_section::find_merge_section): Ditto.
4695 (Output_section::build_lookup_maps): New method defintion.
4696 (Output_section::find_relaxed_input_section): Adjust code to use
4697 Output_section_lookup_maps class.
4698 (Output_section::get_input_sections): Export merge sections. Adjust
4699 code to use Output_section_lookup_maps class.
4700 (Output_section:::add_script_input_section): Adjust code to use
4701 Output_section_lookup_maps class. Update lookup maps for merge
4702 sections also.
4703 (Output_section::discard_states): Use Output_section_lookup_maps.
4704 (Output_section::restore_states): Same.
4705 * output.h (Merge_section_properties): Move class defintion out of
4706 Output_section.
4707 (Output_section_lookup_maps): New class.
4708 (Output_section::Input_section::is_merge_section): New method
4709 defintion.
4710 (Output_section::Input_section::relobj): Move defintion out of class
4711 defintion. Declare method only.
4712 (Output_section::Input_section::shndx): Ditto.
4713 (Output_section::Input_section::output_merge_base): New method defintion.
4714 (Output_section::Input_section::u2_.pomb): New union field.
4715 (Output_section::Merge_section_by_properties_map,
4716 Output_section::Output_section_data_by_input_section_map,
4717 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4718 Remove types.
4719 (Output_section::add_merge_input_section): Add new parameter
4720 KEEPS_INPUT_SECTIONS.
4721 (Output_section::build_lookup_maps): New method declaration.
4722 (Output_section::merge_section_map_,
4723 Output_section::merge_section_by_properties_map_,
4724 Output_section::relaxed_input_section_map_,
4725 Output_section::is_relaxed_input_section_map_valid_): Remove data
4726 members.
4727 (Output_section::lookup_maps_): New data member.
4728
76295588
L		 47292010-05-21 Doug Kwan <dougkwan@google.com>
4730
4731 PR gold/11619
4732 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4733 avoid a compilation error.
4734
d103a984
RÁE		 47352010-05-19 Rafael Espindola <espindola@google.com>
4736
4737 * script-sections.cc (Output_section_definition::allocate_to_segment):
4738 Update the phdrs_list even when the output section is NULL.
4739 * testsuite/Makefile.am: Add test.
4740 * testsuite/Makefile.in: Regenerate.
4741 * testsuite/script_test_9.cc: New.
4742 * testsuite/script_test_9.sh: New.
4743 * testsuite/script_test_9.t: New.
4744
6625d24e
DK		 47452010-05-19 Doug Kwan <dougkwan@google.com>
4746
4747 * arm.cc (Arm_input_section::original_size): New method.
4748 (Arm_input_section::do_addralign): Add a cast.
4749 (Arm_input_section::do_output_offset): Remove static cast.
4750 (Arm_input_section::original_addralign,
4751 Arm_input_section::original_size_): Change type to uint32_t.
4752 (Arm_input_section::init): Add safe casts for section alignment
4753 and size.
4754 (Arm_input_section::set_final_data_size): Do not set address and
4755 offset of stub table.
4756 (Arm_output_section::fix_exidx_coverage): Change use of of
4757 Output_section::Simple_input_section to that of
4758 Output_section::Input_section.
4759 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4760 except for the first pass.
4761 * output.cc (Output_section::get_input_sections): Change type of
4762 input_sections to std::list<Input_section>.
4763 (Output_section::add_script_input_section): Rename from
4764 Output_section::add_simple_input_section. Change type of SIS
4765 parameter from Simple_input_section to Input_section.
4766 * output.h (Output_section::Simple_input_section): Remove class.
4767 (Output_section::Input_section): Change class visibility to public.
4768 (Output_section::Input_section::addralign): Use stored alignments
4769 for special input sections if set.
4770 (Output_section::Input_section::set_addralign): New method.
4771 (Output_section::get_input_sections): Change parameter type from
4772 list of Simple_input_section to list of Input_section.
4773 (Output_section::add_script_input_section): Rename from
4774 Output_section::add_simple_input_section. Change first parameter's
4775 type from Simple_input_section to Input_section and remove the
4776 second and third parameters.
4777 * script-sections.cc (Input_section::Input_section_list): Change
4778 type to list of Output_section::Input_section/
4779 (Input_section_info::Input_section_info): Change parameter type of
4780 INPUT_SECTION to Output_section::Input_section.
4781 (Input_section_info::input_section): Change return type.
4782 (Input_section_info::input_section_): Change type to
4783 Output_section::Input_section.
4784 (Output_section_element_input::set_section_addresses): Adjust code
4785 to use Output_section::Input_section instead of
4786 Output_section::Simple_input_section. Adjust code for renaming
4787 of Output_section::add_simple_input_section.
4788 (Orphan_output_section::set_section_addresses): Ditto.
4789
e1e82ea4
RW		 47902010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4791
4792 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4793 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4794
91e75c8a
RÁE		 47952010-05-18 Rafael Espindola <espindola@google.com>
4796
4797 * options.cc (General_options::finalize): Handle -nostdlib.
4798 * options.h (nostdlib): New option.
4799 * script.cc (script_add_search_dir): Handle -nostdlib.
4800
da59ad79
DK		 48012010-05-12 Doug Kwan <dougkwan@google.com>
4802
4803 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4804 attributes section only if there no attributes section after merging.
4805 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4806 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4807 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4808 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4809 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4810 and arm_attr_merge_7.stdout.
4811 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4812 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4813 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4814 arm_attr_merge_7b.o): New rules.
4815 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4816 arm_attr_merge_7
4817 * testsuite/Makefile.in: Regenerate.
4818 * testsuite/arm_attr_merge.sh: New file.
4819 * testsuite/arm_attr_merge_[67][ab].s: Same.
4820
3e01a7fd
NC		 48212010-05-05 Nick Clifton <nickc@redhat.com>
4822
4823 * po/es.po: Updated Spanish translation.
4824
7ad2014a
L		 48252010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4826
4827 * Makefile.am (install-exec-local): Properly install gold as
4828 default cross linker.
4829 * Makefile.in: Regenerated.
4830
4fda8867
NC		 48312010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4832 Nick Clifton <nickc@redhat.com>
4833
4834 * configure.ac (install_as_default): Define and set to false
4835 unless --enable-gold or --enable-gold=both/gold has been
4836 specified.
4837 * configure: Regenerate.
4838
4839 * Makefile.am (install-exec-local): Install the executable as
4840 'ld.gold'. If install_as_default is true then also install it as
4841 'ld'.
4842 * Makefile.in: Regenerated.
4843
bd288ea2
ILT		 48442010-04-24 Ian Lance Taylor <iant@google.com>
4845
4846 * layout.cc (Layout::layout_reloc): In relocatable link don't
4847 combine reloc sections for grouped sections.
4848
ef38fd8a
ST		 48492010-04-23 Sriraman Tallam <tmsriram@google.com>
4850
4851 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4852 sections that are not ordinary to icf.
4853 * icf.cc (get_section_contents): Handle relocation pointing to section
4854 with no object or shndx information.
4855 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4856 * testsuite/Makefile.in: Regenerate.
4857 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4858 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4859
f6973bdc
ILT		 48602010-04-22 Ian Lance Taylor <iant@google.com>
4861
4862 * expression.cc (Expression::Expression_eval_info): Add
4863 result_alignment_pointer field.
4864 (Expression::eval_with_dot): Add result_alignment_pointer
4865 parameter. Change all callers.
4866 (Expression::eval_maybe_dot): Likewise.
4867 (class Binary_expression): Add alignment_pointer parameter to
4868 left_value and right_value. Change all callers.
4869 (BINARY_EXPRESSION): Set result alignment.
4870 (class Trinary_expression): Add alignment_pointer parameter to
4871 arg2_value and arg3_value. Change all callers.
4872 (Trinary_cond::value): Set result alignment.
4873 (Max_expression::value, Min_expression::value): Likewise.
4874 (Align_expression::value): Likewise.
4875 * script-sections.cc (class Sections_element): Add dot_alignment
4876 parameter to set_section_addresses virtual function. Update
4877 instantiations.
4878 (class Output_section_element): Likewise.
4879 (Script_sections::create_segments): Add dot_alignment parameter.
4880 Change all callers.
4881 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4882 (Script_sections::set_phdrs_clause_addresses): Likewise.
4883 * script-sections.h: Update declarations.
4884 * script.h: Update declarations.
4885 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4886 min_p_align.
4887 * testsuite/script_test_3.t: Set large alignment.
4888 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4889 segment has expected alignment.
4890
9c9c98a5
NC		 48912010-04-22 Nick Clifton <nickc@redhat.com>
4892
4893 * po/gold.pot: Updated by the Translation project.
4894 * po/vi.po: Updated Vietnamese translation.
4895
2253bfba
L		 48962010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4897
4898 * testsuite/Makefile.am (check_PROGRAMS): Add
4899 icf_virtual_function_folding_test.
4900 * testsuite/Makefile.in: Regenerated.
4901
85fdf906
AH		 49022010-04-15 Andrew Haley <aph@redhat.com>
4903
4904 * options.h (merge_exidx_entries): New option.
4905 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4906 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4907 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4908 (Target_arm::merge_exidx_entries): New function.
4909 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4910 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4911 to Arm_exidx_fixup constructor.
4912 Add new arg, merge_exidx_entries.
4913 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4914 Arm_output_section::fix_exidx_coverage.
4915
ce97fa81
ST		 49162010-04-18 Sriraman Tallam <tmsriram@google.com>
4917
4918 * icf.cc (get_section_contents): Check for preemptible functions.
4919 Ignore addend when appropriate.
4920 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4921 section folded.
4922 (add_from_relobj): Check for section folded.
4923 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4924 * symtab.h (should_add_dynsym_entry): Add new parameter.
4925 * target-reloc.h (scan_relocs): Check for section folded.
4926 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4927 Check reloc types for function pointers in shared objects.
4928 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4929 case.
4930 (icf_preemptible_functions_test): New test case.
4931 (icf_string_merge_test): New test case.
4932 * testsuite.Makefile.in: Regenerate.
4933 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4934 bar_glob. Refactor code.
4935 * testsuite/icf_preemptible_functions_test.cc: New file.
4936 * testsuite/icf_preemptible_functions_test.sh: New file.
4937 * testsuite/icf_string_merge_test.cc: New file.
4938 * testsuite/icf_string_merge_test.sh: New file.
4939 * testsuite/icf_virtual_function_folding_test.cc: New file.
4940 * testsuite/icf_virtual_function_folding_test.sh: New file.
4941
04ceb17c
DK		 49422010-04-14 Doug Kwan <dougkwan@google.com>
4943
4944 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4945 for local symbol recounting if we remove a section due to ICF.
4946 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4947 there are no regular objects in input.
4948
153e7da4
DK		 49492010-04-13 Doug Kwan <dougkwan@google.com>
4950
4951 * arm.cc (Arm_input_section::set_final_data_size): Compute
4952 accurate final data size instead of using current data size.
4953
4dbd9faf
DK		 49542010-04-09 Doug Kwan <dougkwan@google.com>
4955
4956 * layout.cc (Layout::choose_output_section): Handle script section
4957 types.
4958 (Layout::make_output_section_for_script): Add section type parameter.
4959 Handle script section types.
4960 * layout.h (Layout::make_output_section_for_script): Add section
4961 type parameter.
4962 * output.cc (Output_section::Output_section): Initialize data member
4963 is_noload_.
4964 (Output_section::do_reset_address_and_file_offset): Do not set address
4965 to 0 if section is a NOLOAD section.
4966 * output.h (Output_section::is_noload): New method.
4967 (Output_section::set_is_noload): Ditto.
4968 (Output_section::is_noload_): New data member.
4969 * script-c.h (Script_section_type): New enum type.
4970 (struct Parser_output_section_header): Add new file section_type.
4971 * script-sections.cc (Sections_element::output_section_name): Add
4972 parameter for returning script section type.
4973 (Output_section_definition::output_section_name): Ditto.
4974 (Output_section_definition::section_type)P; New method.
4975 (Output_section_definiton::script_section_type_name): Ditto.
4976 (Output_section_definition::script_section_type_): New data member.
4977 (Output_section_definition::Output_section_definition): Initialize
4978 data member Output_section_definition::script_section_type_.
4979 (Output_section_definition::create_sections): Pass script section type
4980 to Layout::make_output_section_for_script.
4981 (Output_section_definition::output_section_name): Return script
4982 section type to caller.
4983 (Output_section_definition::set_section_address): Do not advance
4984 dot value and load address if section type is NOLOAD. Set address
4985 of NOLOAD sections regardless of section flags.
4986 (Output_section_definition::print): Print section type if it is
4987 not SCRIPT_SECTION_TYPE_NONE.
4988 (Output_section_definition::section_type): New method.
4989 (Output_section_definition::script_section_type_name): Ditto.
4990 (Script_sections::output_section_name): Add new parameter
4991 PSECTION_TYPE for returning script section type. Pass it to
4992 section elements. Handle discard sections.
4993 (Sort_output_sections::operator()): Handle NOLOAD sections.
4994 * script-sections.h (Script_sections::Section_type): New enum type.
4995 (Script_sections::output_section_name): Add a new parameter for
4996 returning script section type.
4997 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4998 INFO and NOLOAD.
4999 * yyscript.y (union): Add new field SECTION_TYPE.
5000 (COPY, DSECT, INFO, NOLOAD): New tokens.
5001 (opt_address_and_section_type): Change type to output_section_header.
5002 (section_type): New non-terminal
5003 (section_header): Handle section type.
2253bfba 5004 (opt_address_and_section_type): Return section type value.
4dbd9faf 5005
721ea635
L		 50062010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5007
5008 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5009 * testsuite/plugin_common_test_2.c (foo): Likewise.
5010
6bf924b0
DK		 50112010-04-08 Doug Kwan <dougkwan@google.com>
5012
5013 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5014 Output_merge_data.
5015 * output.cc (Output_section::add_merge_input_section): Simplify
5016 code and return status of Output_merge_base::add_input_section.
e1df38aa 5017 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 5018 returns true.
5019
24af6f92
DK		 50202010-04-07 Doug Kwan <dougkwan@google.com>
5021
5022 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5023 if section is marked as containing instructions but has no mapping
5024 symbols.
5025 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5026 correct section index.
5027 (Arm_relobj::find_linked_text_section): Ditto.
5028
00698fc5
CC		 50292010-04-07 Cary Coutant <ccoutant@google.com>
5030
5031 * archive.cc (include_member): Destroy Read_symbols_data object before
5032 releasing file.
5033 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5034 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5035 (Read_symbols_data::~Read_symbols_data) New destructor.
5036 (Section_relocs::Section_relocs) New constructor.
5037 (Section_relocs::~Section_relocs) New destructor.
5038 (Read_relocs_data::Read_relocs_data) New constructor.
5039 (Read_relocs_data::~Read_relocs_data) New destructor.
5040 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5041 pointers to NULL after deleting.
5042
7296d933
DK		 50432010-04-07 Doug Kwan <dougkwan@google.com>
5044
5045 * arm.cc: Replace "endianity" with "endianness" in comments.
5046 (Arm_exidx_cantunwind): Ditto.
5047 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5048 (Arm_relobj::merge_flags_and_attributes): New method.
5049 (Arm_relobj::merge_flags_and_attributes_): New data member.
5050 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5051 (Arm_relobj::scan_sections_for_stubs): Ditto.
5052 (Arm_relobj::do_read_symbols): Check to see if we really want to
5053 merge processor-specific flags and attributes. Exit early if
5054 an object is empty except for section names and the undefined symbol.
5055 (Target_arm::do_finalize_sections): Move check for ELF format to
5056 Arm_relobj::do_read_symbols. Merge processor specific flags and
5057 attributes from a regular object only when we have determined that
5058 it is aapropriate. Do not create an .ARM.attributes section in
5059 output if there is no regular input object.
5060 (Target_arm::merge_processor_specific_flags): Check
5061 --warn-mismatch before printing any error.
5062 (Target_arm::merge_object_attributes): Ditto.
5063 * gold.cc (queue_middle_tasks): Handle the case in which there is
5064 no regular object in input.
5065 * options.cc (General_options::parse_EB): New method.
5066 (General_options::parse_EL): Same.
5067 (General_options::General_options): Initialize endianness_.
5068 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5069 New options.
5070 (General_options::Endianness): New enum.
5071 (General_options::endianness): New method.
5072 (General_options::endianness_): New data member.
5073 * parameters.cc (Parameters::set_options): Check target endianness.
5074 (Parameters::set_target_once): Ditto.
5075 (Parameters::check_target_endianness): New method.
5076 (parameters_force_valid_target): If either -EL or -EB is specified,
5077 use it to define endianness of default target.
5078 * parameters.h (Parameters::check_target_endianness): New method
5079 declaration.
5080 * target.h (class Target): Change "endianity" to "endianness"
5081 in comments.
5082
efc8d4f2
RW		 50832010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5084
5085 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5086 * configure: Regenerate.
5087 * Makefile.in: Regenerate.
5088 * testsuite/Makefile.in: Regenerate.
5089
be234d88
CC		 50902010-04-06 Cary Coutant <ccoutant@google.com>
5091
5092 gcc PR lto/42757
5093 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5094 prevailing definitions of common symbols.
5095 * testsuite/plugin_test_6.sh: New test case.
5096 * testsuite/plugin_common_test_1.c: New test case.
5097 * testsuite/plugin_common_test_2.c: New test case.
5098 * testsuite/Makefile.am (plugin_test_6): New test case.
5099 * testsuite/Makefile.in: Regenerate.
5100
bd32c6bd
NC		 51012010-04-06 Nick Clifton <nickc@redhat.com>
5102
5103 * po/vi.po: New Vietnamese translation.
5104
323c532f
DK		 51052010-03-30 Doug Kwan <dougkwan@google.com>
5106
5107 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5108
4fcd97eb
DK		 51092010-03-25 Doug Kwan <dougkwan@google.com>
5110
5111 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5112 to avoid a conversion warning on a 32-bit host.
5113
4ebf39db
ILT		 51142010-03-24 Ian Lance Taylor <iant@google.com>
5115
5116 * testsuite/script_test_3.t: Add a TLS segment.
5117 * testsuite/Makefile.am (check_PROGRAMS): Add
5118 tls_phdrs_script_test.
5119 (tls_phdrs_script_test_SOURCES): Define.
5120 (tls_phdrs_script_test_DEPENDENCIES): Define.
5121 (tls_phdrs_script_test_LDFLAGS): Define.
5122 (tls_phdrs_script_test_LDADD): Define.
5123 * testsuite/Makefile.in: Rebuild.
5124
4a599bdd
CC		 51252010-03-23 Cary Coutant <ccoutant@google.com>
5126
5127 * fileread.cc (find_or_make_view): Fix comment.
5128
6c93b22c
ILT		 51292010-03-23 Ian Lance Taylor <iant@google.com>
5130
5131 * script-sections.cc (class Orphan_section_placement): Define
5132 PLACE_TLS and PLACE_TLS_BSS.
5133 (Orphan_section_placement::Orphan_section_placement): Initialize
5134 new places.
5135 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5136 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5137 (tls_script_test_SOURCES): Define.
5138 (tls_script_test_DEPENDENCIES): Define.
5139 (tls_script_test_LDFLAGS): Define.
5140 (tls_script_test_LDADD): Define.
5141 * testsuite/Makefile.in: Rebuild.
5142
a2c7281b
DK		 51432010-03-22 Doug Kwan <dougkwan@google.com>
5144
5145 * arm.cc (Arm_relocate_functions::abs8,
5146 Arm_relocate_functions::abs16): Use correct check for overflow
5147 specified in the ARM ELF specs.
5148 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5149 target of a BLX instruction specially.
5150 (Reloc_stub::stub_type_for_reloc): Ditto.
5151 (Relocate::relocate): Use symbolic names instead of numeric relocation
5152 codes to report error.
5153 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5154 workaround.
5155 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5156 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5157 thumb2_blx_out_of_range.stdout
5158 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5159 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5160 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5161 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5162 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5163 thumb2_blx_in_range, thumb2_blx_in_range.o,
5164 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5165 thumb2_blx_out_of_range.o): New rules.
5166 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5167 thumb2_blx_in_range and thumb2_blx_out_of_range.
5168 * testsuite/Makefile.in: Regenerate.
5169 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5170 * testsuite/thumb_blx_in_range.s: New file.
5171 * testsuite/thumb_blx_out_of_range.s: New file.
5172
b0193076
RÁE		 51732010-03-22 Rafael Espindola <espindola@google.com>
5174
5175 * archive.cc (Should_include): Move to archive.h.
5176 (should_include_member): Make it a member of Archive.
5177 (Lib_group): New.
5178 (Add_lib_group_symbols): New.
5179 * archive.h: Include options.h.
5180 (Archive_member): Moved from Archive.
5181 (Should_include): Moved from archive.cc.
5182 (Lib_group): New.
5183 (Add_lib_group_symbols): New.
5184 * dynobj.cc (do_should_include_member): New.
5185 * dynobj.h (do_should_include_member): New.
5186 * gold.cc (queue_initial_tasks): Update call to queue.
5187 * main.cc (main): Print lib group stats.
5188 * object.cc (do_should_include_member): New.
5189 * object.h: Include archive.h.
5190 (Object::should_include_member): New.
5191 (Object::do_should_include_member): New.
5192 (Sized_relobj::do_should_include_member): New.
5193 * options.cc (General_options::parse_start_lib): New.
5194 (General_options::parse_end_lib): New.
5195 (Input_arguments::add_file): Handle lib groups.
5196 (Input_arguments::start_group): Check we are not in a lib.
5197 (Input_arguments::start_lib): New.
5198 (Input_arguments::end_lib): New.
5199 * options.h (General_options): Add start_lib and end_lib.
5200 (Input_argument::lib_): New.
5201 (Input_argument::lib): New.
5202 (Input_argument::is_lib): New.
5203 (Input_file_lib): New.
5204 (Input_arguments::in_lib_): New.
5205 (Input_arguments::in_lib): New.
5206 (Input_arguments::start_lib): New.
5207 (Input_arguments::end_lib_): New.
5208 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5209 in unused members as preempted.
5210 (Sized_pluginobj::do_should_include_member): New.
5211 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5212 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5213 return the blocker.
5214 (Read_symbols::do_whole_lib_group): New.
5215 (Read_symbols::do_lib_group): New.
5216 (Read_symbols::do_read_symbols): Handle lib groups.
5217 (Read_symbols::get_name): Handle lib groups.
5218 * readsyms.h (Read_symbols): Add an archive member pointer.
5219 (Read_symbols::do_whole_lib_group): New.
5220 (Read_symbols::do_lib_group): New.
5221 (Read_symbols::member_): New.
5222 * script.cc (read_input_script): Update call to queue_soon.
5223
d099120c
DK		 52242010-03-19 Doug Kwan <dougkwan@google.com>
5225
5226 * arm.cc (Stub_table::Stub_table): Initialize new data members
5227 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5228 (Stub_table::add_reloc_stub): Assign stub offset and update
5229 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5230 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5231 New data members.
5232 (Stub_table::update_data_size_and_addralign): Use
5233 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5234 instead of going over all reloc stubs.
5235 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5236 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5237 Stringpool_template::offset_ to size of Stringpool_char.
5238 (Stringpool_template::new_key_offset): Remove code to initialize
5239 Stringpool_template::offset_.
5240 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5241 Stringpool_template::offset_ to zero.
5242
1aa37384
DK		 52432010-03-15 Doug Kwan <dougkwan@google.com>
5244
5245 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5246 offset_.
5247 (Stringpool_template::new_key_offset): New method.
5248 (Stringpool_template::add_string): Assign offsets when adding new
5249 strings.
5250 (Stringpool_template::set_string_offsets): Do not set string offsets
5251 when not optimizing.
5252 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5253 member size_.
5254 (Chunked_vector::clear): Clear size_.
5255 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5256 (Chunked_vector::size): Return size_.
5257 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5258 (Chunked_vector::size_): New data member.
1aa37384
DK		 5259 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5260 (Stringpool_template::new_key_offset): New method declaration.
5261 (Stringpool_template::offset_): New data member.
5262
b672b057
RÁE		 52632010-03-15 Rafael Espindola <espindola@google.com>
5264
5265 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5266 Add_symbols' constructor.
5267 * readsyms.h (Add_symbols): Remove the input_group member.
5268
b6848d3c
ILT		 52692010-03-10 Ian Lance Taylor <iant@google.com>
5270
5271 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5272 target to ask whether a reference to a symbol requires a stack
5273 split.
5274 * target.h (Target::is_call_to_non_split): New function.
5275 (Target::do_is_call_to_non_split): Declare virtual function.
5276 * target.cc: Include "symtab.h".
5277 (Target::do_is_call_to_non_split): New function.
5278 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5279
a2a5469e
CC		 52802010-03-10 Cary Coutant <ccoutant@google.com>
5281
5282 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5283 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5284 (File_read::open[2]): Add whole_file_view_ to list of views.
5285 (File_read::make_view): Remove test of whole_file_view_.
5286 (File_read::find_or_make_view): Create whole_file_view_ if
5287 necessary.
5288 (File_read::clear_views): Replace bool parameter with enum;
5289 adjust all callers. Don't delete views with permanent data;
5290 do delete cached views and views from archives if
5291 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5292 if clearing the corresponding view.
5293 * fileread.h (File_read::Clear_views_mode): New enum.
5294 (File_read::View::is_permanent_view): New method.
5295 (File_read::clear_views): Replace bool parameter
5296 with enum; adjust all callers.
5297 * options.h (General_options): Change keep_files_mapped option;
5298 add map_whole_files.
5299 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5300 releasing the file.
5301 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5302 the file.
5303
8861f32b
DM		 53042010-03-10 David S. Miller <davem@davemloft.net>
5305
5306 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5307
d62d0f5f
ST		 53082010-03-09 Sriraman Tallam <tmsriram@google.com>
5309
5310 * icf.cc (get_section_contents): Add '@' marker after processing the
5311 merge reloc.
5312
9177756d
DK		 53132010-03-08 Doug Kwan <dougkwan@google.com>
5314
5315 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5316 due to a conversion warning.
5317 (Arm_relobj::update_output_local_symbol_count): Check for local
5318 symbol with unset output index.
5319
9e9e071b
ILT		 53202010-03-05 Ian Lance Taylor <iant@google.com>
5321
5322 * options.h (class General_options): Add --spare-dynamic-tags.
5323 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5324 --spare-dynamic-tags.
5325
a81ee015
ILT		 53262010-03-05 Ian Lance Taylor <iant@google.com>
5327
5328 * incremental.cc: Include "libiberty.h".
5329
44ec90b9
RO		 53302010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5331
5332 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5333 function, is_info_ member.
5334 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5335 (Versions::Versions): Update caller.
5336 (Versions::define_base_version): Likewise.
5337 (Versions::add_def): Likewise.
5338
0897ed3b
ST		 53392010-03-03 Sriraman Tallam <tmsriram@google.com>
5340
5341 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5342 (Scan::possible_function_pointer_reloc): New function.
5343 (Scan::local_reloc_may_be_function_pointer): Change to call
5344 possible_function_pointer_reloc.
5345 (Scan::global_reloc_may_be_function_pointer): Ditto.
5346 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5347 relocations in ".data.rel.ro._ZTV" section.
5348 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5349 * testsuite/icf_safe_so_test.cc: Ditto.
5350 * testsuite/icf_safe_test.cc: Ditto.
5351 * testsuite/icf_safe_test.sh: Ditto.
5352
d3bbad62
ILT		 53532010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5354 Ian Lance Taylor <iant@google.com>
5355
5356 * target-reloc.h (relocate_section): Check the symbol table index
5357 for -1U before setting the local symbol index.
5358 (scan_relocatable_relocs): If copying the relocation, record that
5359 the local symbol is required.
5360 * object.h (Symbol_value::is_output_symtab_index_set): New
5361 function.
5362 (Symbol_value::may_be_discarded_from_output_symtab): New
5363 function.
5364 (Symbol_value::has_output_symtab_entry): New function.
5365 (Symbol_value::needs_output_symtab_entry): Remove.
5366 (Symbol_value::output_symtab_index): Make sure the symbol index is
5367 set.
5368 (Symbol_value::set_output_symtab_index): Make sure the symbol
5369 index is not set. Make sure the new index is valid.
5370 (Symbol_value::set_must_have_output_symtab_entry): New function.
5371 (Symbol_value::has_output_dynsym_entry): New function.
5372 (Symbol_value::set_output_dynsym_index): Make sure the new index
5373 is valid.
5374 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5375 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5376 local symbol if permitted.
5377 (Sized_relobj::do_finalize_local_symbols): Call
5378 is_output_symtab_index_set rather than needs_output_symtab_entry.
5379 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5380 rather than needs_output_symtab_entry. Call
5381 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5382 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5383 is_output_symtab_index_set rather than needs_output_symtab_entry.
5384 * testsuite/discard_locals_relocatable_test.c: New file.
5385 * testsuite/discard_locals_test.sh: Test -r.
5386 * testsuite/Makefile.am (check_DATA): Add
5387 discard_locals_relocatable_test1.syms,
5388 discard_local_relocatable_test2.syms.
5389 (MOSTLYCLEANFILES): Likewise. Also add
5390 discard_locals_relocatable_test1.lout and
5391 discard_locals_relocatable_test2.out.
5392 (discard_locals_relocatable_test1.syms): New target.
5393 (discard_locals_relocatable_test.o): New target.
5394 (discard_locals_relocatable_test1.out): New target.
5395 (discard_locals_relocatable_test2.syms): New target.
5396 (discard_locals_relocatable_test2.out): New target.
5397 (various): Add missing ../ld-new dependencies.
5398 * testsuite/Makefile.in: Rebuild.
5399
7e8ccf26
NC		 54002010-03-03 Nick Clifton <nickc@redhat.com>
5401
5402 * po/fi.po: New Finnish translation.
5403
2a0ff005
DK		 54042010-03-01 Doug Kwan <dougkwan@google.com>
5405
5406 * layout.cc (Layout::Layout): Force section types of .init_array*,
5407 .preinit_array* and .fini_array* sections.
5408 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5409 Fix check of return value of std::string::find.().
5410 (Output_section::Input_section_sort_compare::operator()): Remove
5411 comment about .init_array.
5412 (Output_section::Input_section_sort_init_fini_compare::operator()):
5413 New method.
5414 (Output_section::sort_attached_input_sections): Handle .init_array
5415 and .fini_array specially.
5416 * output.h (Output_section::Inut_section_sort_compare): Update
5417 comment.
5418 (Output_section::Input_section_sort_init_fini_compare): New struct.
5419
c3e4ae29
DK		 54202010-02-26 Doug Kwan <dougkwan@google.com>
5421
5422 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5423 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5424 * testsuite/debug_msg.sh: Avoid matching source line number for
5425 use of global variable undef_int.
5426
2fd9ae7a
DK		 54272010-02-26 Doug Kwan <dougkwan@google.com>
5428
5429 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5430 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5431 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5432 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5433 * options.cc (General_options::General_options): Initialize member
5434 fix_v4bx_.
5435 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5436 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5437 and rm_no_fix_v4bx.stdout
5438 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5439 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5440 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5441 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5442 and arm_no_fix_v4bx.
5443 * Makefile.in: Regenerate.
5444 * testsuite/arm_fix_v4bx.s: New file.
5445 * testsuite/arm_fix_v4bx.sh: Ditto.
5446
67ec7d0b
DK		 54472010-02-24 Doug Kwan <dougkwan@google.com>
5448
5449 * arm.cc (Target_arm::got_section): Make the .got section the first
5450 non RELRO section in the data segment.
5451 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5452 suffixes of section names.
5453
10165461
DK		 54542010-02-24 Doug Kwan <dougkwan@google.com>
5455
5456 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5457 flags and attributes merging if an input file is a binary file.
5458 * fileread.cc (Input_file::open): Record format of original file.
5459 * fileread.h (Input_file::Format): New enum type.
5460 (Input_file::Input_file): Initialize data member format_.
5461 (Input_file::format): New method definition.
5462 (Input_file::format_):: New data member.
5463
4a54abbb
DK		 54642010-02-24 Doug Kwan <dougkwan@google.com>
5465
5466 * arm.cc (Arm_output_data_got): New class.
5467 (ARM_TCB_SIZE): New constant
5468 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5469 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5470 If user uses a script with a SECTIONS clause, issue only a warning
5471 for a misplaced EXIDX input section. Otherwise, issue an error.
5472 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5473 garbage collection.
5474 (Target_arm::got_mode_index_entry): Handle static linking.
5475 (Target_arm::Scan::local): Ditto.
5476 (Target_arm::Scan::global): Ditto.
5477 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5478 all incorrectly implemented relocations.
e1df38aa 5479 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5480 Arm_output_section::fix_exidx_coverage.
5481 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5482 from ".ARM.exidx." and ".ARM.extab.".
5483
ca419a6f
ILT		 54842010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5485
5486 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5487 section if it does not already exist.
5488 * attributes.cc (Attributes_section_data::Attributes_section_data):
5489 Don't crash if size is zero.
5490
135b9c78
ILT		 54912010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5492 Ian Lance Taylor <iant@google.com>
5493
5494 * gold.cc (queue_middle_tasks): If no input files were opened,
5495 exit.
5496 * workqueue.h (Task_function::Task_function): Assert that there is
5497 a blocker.
5498
bb0bfe4f
DK		 54992010-02-22 Doug Kwan <dougkwan@google.com>
5500
5501 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5502 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5503 types to avoid warnings due to different uint64_t implementations
5504 on different hosts.
5505
2a2b6d42
DK		 55062010-02-21 Doug Kwan <dougkwan@google.com>
5507
5508 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5509 handling of the maximum backward branch offset.
5510 (Arm_relocate_functions::thumb_branch_common): Ditto.
5511 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5512 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5513 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5514 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5515 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5516 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5517 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5518 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5519 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5520 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5521 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5522 thumb2_bl_out_of_range.o): New rules.
5523 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5524 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5525 thumb2_bl_out_of_range
5526 * testsuite/Makefile.in: Regenerate.
5527 * testsuite/arm_bl_in_range.s: New file.
5528 * testsuite/arm_bl_out_of_range.s: Ditto.
5529 * testsuite/arm_branch_in_range.sh: Ditto.
5530 * testsuite/arm_branch_range.t: Ditto.
5531 * testsuite/thumb2_branch_range.t: Ditto.
5532 * testsuite/thumb_bl_in_range.s: Ditto.
5533 * testsuite/thumb_bl_out_of_range.s: Ditto.
5534 * testsuite/thumb_branch_range.t: Ditto.
5535
b487ad64
ST		 55362010-02-20 Sriraman Tallam <tmsriram@google.com>
5537
5538 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5539 Add reloc offset information.
5540 * icf.cc (get_section_contents): Change iterators to point to the new
5541 vectors. Add reloc offset information to the contents.
5542 * icf.h (Icf::Sections_reachable_info): New typedef.
5543 (Icf::Sections_reachable_list): New typedef.
5544 (Icf::Offset_info): New typedef.
5545 (Icf::Reloc_info): New struct typedef.
5546 (Icf::Reloc_info_list): New typedef.
5547 (Icf::symbol_reloc_list): Delete method.
5548 (Icf::addend_reloc_list): Delete method.
5549 (Icf::section_reloc_list): Delete method.
5550 (Icf::reloc_info_list): New method.
5551 (Icf::reloc_info_list_): New member.
5552
f96accdf
DK		 55532010-02-19 Doug Kwan <dougkwan@google.com>
5554
5555 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5556 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5557 * arm.cc (Arm_relocation_functions): New forward declaration.
5558 (Target_arm::Target_arm): Initialize new data members
5559 got_mod_index_offset_ and tls_base_symbol_defined_.
5560 (Target_arm::Relocate::relocate_tls): New method.
5561 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5562 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5563 New methods.
5564 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5565 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5566 (Target_arm::got_mod_index_offset_,
5567 Target_arm::tls_base_symbol_defined_): New data members.
5568 (Target_arm::Scan::local, Target::Scan::global,
5569 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5570 relocations.
5571
c8761b9a
DK		 55722010-02-18 Doug Kwan <dougkwan@google.com>
5573
5574 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5575 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5576 text section as a parameter becuase some broken tools may not set
5577 the link in section header.
5578 (Target_arm::has_got_section): New method.
5579 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5580 without any mapping symbol as data only. Remove warning.
5581 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5582 link in its section header, try to discover the link by inspecting the
5583 REL31 relocation at the beginning of the section.
5584 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5585 in error message.
5586 (Target_arm::Scan::global): Treat any reference to the symbol
5587 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5588
21bb3914
ST		 55892010-02-12 Sriraman Tallam <tmsriram@google.com>
5590
5591 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5592 (Scan::global_reloc_may_be_function_pointer): New function.
5593 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5594 (Scan::global_reloc_may_be_function_pointer): New function.
5595 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5596 (Scan::global_reloc_may_be_function_pointer): New function.
5597 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5598 (Scan::global_reloc_may_be_function_pointer): New function.
5599 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5600 (Scan::global_reloc_may_be_function_pointer): New function.
5601 (Scan::possible_function_pointer_reloc): New function.
5602 (Target_x86_64::can_check_for_function_pointers): New function.
5603 * gc.h (gc_process_relocs): Scan relocation types to determine if
5604 function pointers were taken for targets that support it.
5605 * icf.cc (Icf::find_identical_sections): Include functions for
5606 folding in safe ICF whose pointer is not taken.
5607 * icf.h (Secn_fptr_taken_set): New typedef.
5608 (fptr_section_id_): New member.
5609 (section_has_function_pointers): New function.
5610 (set_section_has_function_pointers): New function.
5611 (check_section_for_function_pointers): New function.
5612 * options.h: Fix comment for safe ICF option.
5613 * target.h (can_check_for_function_pointers): New function.
5614 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5615 Modify icf_safe_test for X86-64.
5616 * testsuite/Makefile.in: Regenerate.
5617 * testsuite/icf_safe_so_test.cc: New file.
5618 * testsuite/icf_safe_so_test.sh: New file.
5619 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5620 (main): Change to take pointer to function kept_func_3.
5621 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5622 folding is done correctly for X86-64.
5623
0da6fa6c
DM		 56242010-02-12 David S. Miller <davem@davemloft.net>
5625
5626 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5627 is_symbolless parameter.
5628 (Output_reloc<SHT_REL>::is_symbolless): New.
5629 (Output_reloc<SHT_REL>::is_symbolless_): New.
5630 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5631 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5632 (Output_reloc<SHT_RELA>::is_symbolless): New.
5633 (Output_data_reloc::add_global): Handle is_symbolless.
5634 (Output_data_reloc::add_global_relative): Likewise.
5635 (Output_data_reloc::add_local): Likewise.
5636 (Output_data_reloc::add_local_relative): Likewise.
5637 (Output_data_reloc::add_symbolless_global_addend): New.
5638 (Output_data_reloc::add_symbolless_local_addend): New.
5639 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5640 is_symbolless.
5641 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5642 instead of ->is_relative_
5643 (Output_reloc::write): Likewise.
5644 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5645 (Output_reloc::write_rel): Simplify.
5646
5647 * sparc.cc (Target_sparc::Scan::local): Use
5648 ->add_symbolless_local_addend as needed.
5649 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5650 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5651 based upon relocation offset.
5652
e4782e83
DK		 56532010-02-11 Doug Kwan <dougkwan@google.com>
5654
5655 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5656 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5657 beginning of function.
5658 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5659 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5660 parameter is_32bit in calls to should_apply_static_reloc.
5661 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5662 (check_DATA): Add arm_abs_global.stdout.
5663 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5664 arm_abs_global.stdout): New rules.
5665 (MOSTLLYCLEANFILES): Add arm_abs_global
5666 * Makefile.in: Regenerate.
5667 * testsuite/arm_abs_global.s: New file.
5668 * testsuite/arm_abs_global.sh: Ditto.
5669 * testsuite/arm_abs_lib.s: Ditto.
5670
93ceb764
ILT		 56712010-02-11 Ian Lance Taylor <iant@google.com>
5672
5673 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5674 Read_relocs task.
5675 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5676 Allocate_commons_task first.
5677 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5678 task, rather than symtab_lock_.
5679 (Gc_process_relocs::~Gc_process_relocs): New function.
5680 (Gc_process_relocs::is_runnable): Check this_blocker_.
5681 (Gc_process_relocs::locks): Use next_blocker_ rather than
5682 blocker_.
5683 (Scan_relocs::~Scan_relocs): New function.
5684 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5685 symtab_lock_.
5686 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5687 next_blocker_.
5688 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5689 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5690 constructor accordingly.
5691 (class Gc_process_relocs): Likewise.
5692 (class Scan_relocs): Likewise.
5693 * common.h (class Allocate_commons_task): Remove symtab_lock_
5694 field, and corresponding constructor parameter.
5695 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5696 symtab_lock_.
5697 (Allocate_commons_task::locks): Likewise.
5698
114dfbe1
ILT		 56992010-02-11 Ian Lance Taylor <iant@google.com>
5700
5701 * gold-threads.h (class Once): Define.
5702 (class Initialize_lock): Rewrite as child of Once.
5703 * gold-threads.cc (class Once_initialize): Define.
5704 (once_pointer_control): New static variable.
5705 (once_pointer, once_arg): New static variables.
5706 (c_run_once): New static function.
5707 (Once::Once, Once::run_once, Once::internal_run): New functions.
5708 (class Initialize_lock_once): Remove.
5709 (initialize_lock_control): Remove.
5710 (initialize_lock_pointer): Remove.
5711 (initialize_lock_once): Remove.
5712 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5713 (Initialize_lock::initialize): Rewrite.
5714 (Initialize_lock::do_run_once): New function.
5715 * archive.cc (Archive::interpret_header): Only clear name if it is
5716 not already empty.
5717 * fileread.cc: Include "gold-threads.h"
5718 (file_counts_lock): New static variable.
5719 (file_counts_initialize_lock): Likewise.
5720 (File_read::release): Only increment counts when using --stats.
5721 Use a lock around the increment.
5722 * parameters.cc (class Set_parameters_target_once): Define.
5723 (set_parameters_target_once): New static variable.
5724 (Parameters::Parameters): Move here from parameters.h.
5725 (Parameters::set_target): Rewrite.
5726 (Parameters::set_target_once): New function.
5727 (Parameters::clear_target): Move here and rewrite.
5728 * parameters.h (class Parameters): Update declarations. Add
5729 set_parameters_target_once_ field.
5730 (Parameters::Parameters): Move to parameters.cc.
5731 (Parameters::clear_target): Likewise.
5732 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5733 task.
5734 (Start_group::~Start_group): New function.
5735 (Start_group::is_runnable): New function.
5736 (Start_group::locks, Start_group::run): New functions.
5737 (Finish_group::run): Change saw_undefined to size_t.
5738 * readsyms.h (class Start_group): Define.
5739 (class Finish_group): Change saw_undefined_ field to size_t.
5740 (Finish_group::Finish_group): Remove saw_undefined and
5741 this_blocker parameters. Change all callers.
5742 (Finish_group::set_saw_undefined): New function.
5743 (Finish_group::set_blocker): New function.
5744 * symtab.h (class Symbol_table): Change saw_undefined to return
5745 size_t. Change saw_undefined_ field to size_t.
5746 * target-select.cc (Set_target_once::do_run_once): New function.
5747 (Target_selector::Target_selector): Initialize set_target_once_
5748 field. Don't initialize lock_ and initialize_lock_ fields.
5749 (Target_selector::instantiate_target): Rewrite.
5750 (Target_selector::set_target): New function.
5751 * target-select.h (class Set_target_once): Define.
5752 (class Target_selector): Update declarations. Make
5753 Set_target_once a friend. Remove lock_ and initialize_lock_
5754 fields. Add set_target_once_ field.
5755
fa17a3f4
ILT		 57562010-02-10 Ian Lance Taylor <iant@google.com>
5757
5758 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5759 queueing any tasks.
5760 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5761 (queue_middle_tasks): Add all blockers before queueing any tasks.
5762 (queue_final_tasks): Likewise.
5763 * token.h (Task_token::add_blockers): New function.
5764 * object.h (Input_objects::number_of_relobjs): New function.
5765
c7177d31
ILT		 57662010-02-10 Ian Lance Taylor <iant@google.com>
5767
5de0e392
ILT		 5768 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5769 shared, not if not position independent.
5770 * x86_64.cc (Relocate::relocate_tls): Likewise.
5771 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5772 (tls_pie_pic_test): New target.
5773 * testsuite/Makefile.in: Rebuild.
5774
c7177d31
ILT		 5775 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5776 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5777 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5778 * testsuite/Makefile.in: Rebuild.
5779
684b268a
DM		 57802010-02-09 David S. Miller <davem@davemloft.net>
5781
5782 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5783 R_SPARC_RELATIVE using ->add_local_relative().
5784 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5785
612a8d3d
DM		 5786 * output.h (Output_data_dynamic::add_section_size): New method
5787 that takes two Output_data objects.
5788 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5789 entry param. Handle it in initializers.
5790 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5791 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5792 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5793 arg.
5794 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5795 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5796 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5797 for dynrel_includes_plt.
5798 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5799 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5800 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5801 before .rela.plt
5802 (Target_sparc::do_finalize_sections): Update to pass true for
5803 dynrel_includes_plt.
5804 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5805 output before .rela.plt
5806 (Target_powerpc::do_finalize_sections): Update to pass true for
5807 dynrel_includes_plt when 32-bit.
5808
cb1be87e
DK		 58092010-02-08 Doug Kwan <dougkwan@google.com>
5810
5811 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5812 method.
5813 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5814 Arm_relobj::scan_section_for_cortex_a8_stubs,
5815 Arm_relobj::do_relocation_section): Instead of calling
5816 Output_section::output_address, use faster
5817 Arm_relobj::simple_input_section_output_address.
5818
705b5121
DM		 58192010-02-08 David S. Miller <davem@davemloft.net>
5820
5821 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5822 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5823 relocation helper function.
5824
024c4466
DM		 5825 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5826 just like R_SPARC_GOT{10,13,22}.
5827 (Target_sparc::Scan::local): Likewise.
5828 (Target_sparc::Relocate:relocate): Likewise.
5829
9109c078
ILT		 58302010-02-06 Ian Lance Taylor <iant@google.com>
5831
5832 * configure.ac: Rewrite targetobjs duplicate removal code to use
5833 only shell constructs.
5834 * configure: Rebuild.
5835
cf846138
DK		 58362010-02-05 Doug Kwan <dougkwan@google.com>
5837
5838 PR 11247
5839 * arm.cc (Arm_relobj::section_is_scannable): New method.
5840 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5841 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5842
6cfaf60b
DK		 58432010-02-04 Doug Kwan <dougkwan@google.com>
5844
5845 PR 11247
5846 * arm-reloc-property.cc (cstdio): Include.
5847 * configure.ac (targetobjs): Remove duplicates.
5848 * configure: Regenerate.
5849 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5850 big and little endian version for a given address size.
5851
5c57f1be
DK		 58522010-02-03 Doug Kwan <dougkwan@google.com>
5853
5854 * arm-reloc-property.cc
5855 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5856 definition.
5857 * arm-reloc-property.h
5858 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5859 New method definition.
5860 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5861 declaration.
5862 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5863 overflow to N.
5864 (GOT_PREL): Change implemented to Y.
5865 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5866 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5867 (Arm_relocate_functions::movw_abs_nc): Remove method.
5868 (Arm_relocate_functions::movt_abs): Ditto.
5869 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5870 (Arm_relocate_functions::thm_movt_abs): Ditto.
5871 (Arm_relocate_functions::movw_rel_nc): Ditto.
5872 (Arm_relocate_functions::movw_rel): Ditto.
5873 (Arm_relocate_functions::movt_rel): Ditto.
5874 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5875 (Arm_relocate_functions:thm_movw_rel): Ditto.
5876 (Arm_relocate_functions:thm_movt_rel): Ditto.
5877 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5878 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5879 New method definitions.
5880 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5881 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5882 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5883 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5884 (Target_arm::Relocate::relocate): Check for non-static or
5885 unimplemented relocation code and exit early. Change calls to
5886 Target_arm::reloc_uses_thumb_bit and
5887 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5888 instead. Refactor code to handle similar relocations to increase
5889 code sharing. Remove check for unsupported relocation code in switch
5890 statement.
5891 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5892 relocation property table to find out size. Change error message to
5893 print out the name of a relocation code instead of the numeric value.
5894 (Target_arm::scan_reloc_for_stub): Use relocation property table
5895 instead of calling Target_arm::reloc_uses_thumb_bit().
5896
218c5831
DK		 58972010-02-02 Doug Kwan <dougkwan@google.com>
5898
5899 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5900 types of relaxed input section.
5901
0d31c79d
DK		 59022010-02-02 Doug Kwan <dougkwan@google.com>
5903
5904 * Makefile.am (HFILES): Add arm-reloc-property.h.
5905 (DEFFILES): New.
5906 (TARGETSOURCES): Add arm-reloc-property.cc
5907 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5908 (libgold_a_SOURCES): $(DEFFILES)
5909 * Makefile.in: Regenerate.
5910 * arm-reloc-property.cc: New file.
5911 * arm-reloc-property.h: New file.
5912 * arm-reloc.def: New file.
5913 * arm.cc: Update comments.
5914 (arm-reloc-property.h): New included header.
5915 (arm_reloc_property_table): New global variable.
5916 (Target_arm::do_select_as_default_target): New method definition.
5917 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5918 arm-reloc-property to targ_extra_obj.
5919 * parameters.cc (set_parameters_target): Call
5920 Target::select_as_default_target().
5921 * target.h (Target::select_as_default_target): New method definition.
5922 (Target::do_select_as_default_target): Same.
5923
546c7457
DK		 59242010-02-01 Doug Kwan <dougkwan@google.com>
5925
5926 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5927 first_output_text_section_.
5928 (Arm_exidx_fixup::first_output_text_section): New method definition.
5929 (Arm_exidx_fixup::first_output_text_section_): New data member.
5930 (Arm_exidx_fixup::process_exidx_section): Record the first text
5931 output section seen.
5932 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5933 and entsize in output section header.
5934
11b861d5
DK		 59352010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5936
5937 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5938 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5939 (Arm_relocate_functions::thm_alu11): New Method.
5940 (Arm_relocate_functions::thm_pc8): New Method.
5941 (Arm_relocate_functions::thm_pc12): New Method.
5942 (Target_arm::Scan::local): Handle the relocations.
5943 (Target_arm::Scan::global): Likewise.
5944 (Target_arm::Relocate::relocate): Likewise.
5945 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5946
c9a2c125
DK		 59472010-01-29 Doug Kwan <dougkwan@google.com>
5948
5949 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5950 of relocation types as ld.
5951
1521477a
DK		 59522010-01-29 Doug Kwan <dougkwan@google.com>
5953
5954 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5955 to public.
5956 (Arm_relocate_functions::thumb_branch_common): Ditto.
5957 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5958 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5959 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5960 Arm_relocate_functions::jump24): Remove.
5961 (Target_arm::Relocate::relocate): Adjust code to call
5962 Arm_relocation_functions::arm_branch_common and
5963 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5964 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5965
e7eca48c
DK		 59662010-01-29 Doug Kwan <dougkwan@google.com>
5967
5968 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5969 output_local_symbol_count_needs_update_.
5970 (Arm_relobj::output_local_symbol_count_needs_update,
5971 Arm_relobj::set_output_local_symbol_count_needs_update,
5972 Arm_relobj::update_output_local_symbol_count): New methods.
5973 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5974 member.
5975 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5976 of pointed function as in a R_ARM_PREL31 relocation.
5977 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5978 for output local symbol count updating.
5979 (Target_arm::do_relax): Update output local symbol counts in objects
5980 if necessary.
5981 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5982
02961d7e
ILT		 59832010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5984
5985 * arm.cc: Added support for the ARM relocations:
5986 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5987 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5988 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5989 movw_prel_nc).
5990 (Arm_relocate_functions::movw_rel): New method.
5991 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5992 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5993 thm_movw_prel_nc).
5994 (Arm_relocate_functions::thm_movw_rel): New method.
5995 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5996 thm_movt_prel).
5997 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5998 relocations.
5999 (Target_arm::Scan::global): Likewise.
6000 (Target_arm::Relocate::relocate): Likewise.
6001 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6002 Likewise.
6003
b10d2873
ILT		 60042010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6005
6006 * arm.cc: Added support for ARM group relocations.
6007 (Target_arm::reloc_needs_sym_origin): New method.
6008 (Arm_relocate_functions::calc_grp_kn): New method.
6009 (Arm_relocate_functions::calc_grp_residual): New method.
6010 (Arm_relocate_functions::calc_grp_gn): New method.
6011 (Arm_relocate_functions::arm_grp_alu): New Method.
6012 (Arm_relocate_functions::arm_grp_ldr): New Method.
6013 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6014 (Arm_relocate_functions::arm_grp_ldc): New Method.
6015 (Target_arm::Scan::local): Handle the ARM group relocations.
6016 (Target_arm::Scan::global): Likewise.
6017 (Target_arm::Relocate::relocate): Likewise.
6018 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6019 Likewise.
6020
2b328d4e
DK		 60212010-01-26 Doug Kwan <dougkwan@google.com>
6022
6023 * arm.cc (set): Include.
6024 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6025 pointer type.
6026 (Arm_output_section::Text_section_list): New type.
6027 (Arm_output_section::append_text_sections_to_list): New method.
6028 (Arm_output_section::fix_exidx_coverage): Ditto.
6029 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6030 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6031 Relobj::set_section_offset() instead of
6032 Sized_relobj::invalidate_section_offset().
6033 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6034 parameter for section headers. Ignore relocation sections for
6035 unallocated sections and EXIDX sections.
6036 (Target_arm::fix_exidx_coverage): New method.
6037 (Target_arm::output_section_address_less_than): New type.
6038 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6039 linked text section instead of the EXIDX section.
6040 (Arm_output_section::create_stub_group): Add an assertion to check
6041 that this is not an EXIDX output section.
6042 (Arm_output_section::append_text_sections_to_list): New method.
6043 (Arm_output_section::fix_exidx_coverage): Ditto.
6044 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6045 Arm_relobj::section_needs_reloc_stub_scanning.
6046 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6047 first pass.
6048 (Target_arm::fix_exidx_coverage): New method.
6049 * object.h (Relobj::set_output_section): New method.
6050 (Sized_relobj::invalidate_section_offset): Remove method.
6051 (Sized_relobj::do_invalidate_section_offset): Remove method.
6052 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6053
c7f3c371
DK		 60542010-01-25 Doug Kwan <dougkwan@google.com>
6055
6056 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6057 Fix warning due to signed and unsigned comparison on a 32-bit host.
6058
8923b24c
DK		 60592010-01-22 Doug Kwan <dougkwan@google.com>
6060
6061 * arm.cc (Target_arm::do_relax): Record an output section for section
6062 offset adjustment it contains any stub table that has changed.
6063 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6064 offsets in an output section if necessary.
6065 * output.cc (Output_section::Output_section): Initialize
6066 section_offsets_need_adjustments_.
6067 (Output_section::add_input_section_for_script): Renamed to
6068 Output_section::add_simple_input_section.
6069 (Output_section::save_states): Add a comment.
6070 (Output_section::discard_states): New method defintion.
6071 (Output_section::adjust_section_offsets): Same.
6072 * output.h (Output_section::add_input_section_for_script): Renamed to
6073 Output_section::add_simple_input_section.
6074 (Output_section::discard_states): New method declaration.
6075 (Output_section::adjust_section_offsets): Same.
6076 (Output_section::section_offsets_need_adjustment,
6077 Output_section::set_section_offsets_need_adjustment): New method
6078 definitions.
6079 (Output_section::section_offsets_need_adjustment_): New data member.
6080 * script-sections.cc
6081 (Output_section_element_input::set_section_address): Adjust code for
6082 renaming of Output_section::add_input_section_for_script.
6083 (Orphan_output_section::set_section_address): Same.
6084
9b2fd367
DK		 60852010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6086
6087 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6088 Fix_v4bx enum values .
6089 * gold/options.h (General_options): New option definitions.
6090 (General_options::fix_v4bx): New method.
6091 (General_options::Fix_v4bx): New enum.
6092 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6093 (General_options::parse_fix_v4bx_interworking): New method.
6094
80d0d023
DK		 60952010-01-22 Doug Kwan <dougkwan@google.com>
6096
6097 * arm.cc (Arm_exidx_fixup): New class.
6098
af2cdeae
DK		 60992010-01-21 Doug Kwan <dougkwan@google.com>
6100
6101 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6102 classes.
6103 (Arm_exidx_section_offset_map): New type.
6104
993d07c1
DK		 61052010-01-21 Doug Kwan <dougkwan@google.com>
6106
6107 * arm.cc (Arm_exidx_input_section): New class.
6108 (Arm_relobj::exidx_input_section_by_link,
6109 Arm_relobj::exidx_input_section_by_shndx,
6110 Arm_relobj::make_exidx_input_section): New methods.
6111 (read_arm_attributes_section): Remove.
6112 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6113 information about them.
6114 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6115 to here.
6116
5ac169d4
DK		 61172010-01-20 Doug Kwan <dougkwan@google.com>
6118
6119 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6120 Input_section_specifier to Section_id.
6121 (Target_arm::new_arm_input_section: Adjust code for change of key
6122 type.
6123 (Target_arm::find_arm_input_section): Ditto.
6124 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6125 (Section_id): Remove.
6126 (Garbage_collection::Section_id_hash): Remove.
6127 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6128 (Section_id): Remove.
6129 (Icf::Section_id_hash): Remove.
6130 * object.h (Section_id, Const_section_id, Section_id_hash,
6131 Const_section_id_hash): New type definitions.
6132 * output.cc (Output_section::add_relaxed_input_section): Change to
6133 use Const_section_id instead of Input_section_specifier as key type.
6134 (Output_section::add_merge_input_section): Ditto.
6135 (Output_section::build_relaxation_map): Change to use Section_id
6136 instead of Input_section_specifier as key type.
6137 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6138 Ditto.
6139 (Output_section::convert_input_sections_to_relaxed_sections): Change
6140 to use Const_section_id instead of Input_section_specifier as key type.
6141 (Output_section::find_merge_section): Ditto.
6142 (Output_section::find_relaxed_input_section): Ditto.
6143 * output.h (Input_section_specifier): Remove class.
6144 (Output_section::Output_section_data_by_input_section_map): Change
6145 key type to Const_section_id.
6146 (Output_section::Output_relaxed_input_section_by_input_section_map):
6147 Ditto.
6148 (Output_section::Relaxation_map): Change key type to Section_id.
6149
a2162063
ILT		 61502010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6151
6152 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6153 (class Arm_v4bx_stub): New class.
6154 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6155 (Stub_factory::make_arm_v4bx_stub): New method.
6156 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6157 (Stub_table::empty): Handle v4bx stubs.
6158 (Stub_table::add_arm_v4bx_stub): New method.
6159 (Stub_table::find_arm_v4bx_stub): New method.
6160 (Arm_relocate_functions::v4bx): New method.
6161 (Target_arm::fix_v4bx): New method.
6162 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6163 (Stub_table::relocate_stubs): Likewise.
6164 (Stub_table::do_write): Likewise.
6165 (Stub_table::update_data_size_and_addralign): Likewise.
6166 (Stub_table::finalize_stubs): Likewise.
6167 (Target_arm::Scan::local): Likewise.
6168 (Target_arm::Scan::global): Likewise.
6169 (Target_arm::do_finalize_sections): Likewise.
6170 (Target_arm::Relocate::relocate): Likewise.
6171 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6172 Likewise.
6173 (Target_arm::scan_reloc_for_stub): Likewise.
6174 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6175
5696ab0b
ILT		 61762010-01-19 Ian Lance Taylor <iant@google.com>
6177
6178 * output.cc (Output_section_headers::do_sized_write): Write large
6179 segment count to sh_info field.
6180 (Output_file_header::do_sized_write): For large segment count,
6181 write PN_XNUM to e_phnum field.
6182
800d0f56
ILT		 61832010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6184
6185 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6186 (Arm_relocate_functions::thm_jump8): New function.
6187 (Arm_relocate_functions::thm_jump11): New function.
6188 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6189 R_ARM_THM_JUMP11.
6190 (Target_arm::Scan::global): Likewise.
6191 (Target_arm::Relocate::relocate): Likewise.
6192 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6193 Likewise.
6194
41263c05
DK		 61952010-01-14 Doug Kwan <dougkwan@google.com>
6196
6197 * arm.cc (map, utility): Include headers.
6198 (Target_arm::apply_cortex_a8_workaround): New method.
6199 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6200 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6201 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6202 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6203 the --[no-]fix-cortex-a8 command line options.
6204 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6205 (Target_arm::relocate_stub): Use addend in instruction template.
6206 * options.h (DEFINE_bool): Set the user-set flag.
6207 (General_options): Add --[no-]-fix-cortex options.
6208 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6209 : Update fast look-up map after conversion.
41263c05 6210
459e9b03
ST		 62112010-01-14 Sriraman Tallam <tmsriram@google.com>
6212
6213 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6214 in the first pass of do_layout.
6215
b521dfe4
DK		 62162010-01-13 Doug Kwan <dougkwan@google.com>
6217
6218 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6219 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6220 apparent compiler problem of not folding static constant integral
6221 data members of elfcpp::Elf_sizes<32>.
6222
44272192
DK		 62232010-01-13 Doug Kwan <dougkwan@google.com>
6224
6225 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6226 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6227 Arm_relobj::scan_section_for_cortex_a8_erratum,
6228 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6229 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6230 sections to scan for relocation stubs into a new method
6231 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6232 relocation and Cortex-A8 stub scanning.
6233 (Target_arm::do_relax): Force stubs to be after stubbed sections
6234 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6235 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6236 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6237
44b71ece
ILT		 62382010-01-12 Ian Lance Taylor <iant@google.com>
6239
6240 * target-reloc.h (visibility_error): New inline function.
6241 (relocate_section): Call visibility_error.
6242 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6243 (MOSTLYCLEANFILES): Likewise.
6244 (protected_4_pic.o, protected_3.err): New targets.
6245 * testsuite/protected_4.cc: New file.
6246
a120bc7f
DK		 62472010-01-12 Doug Kwan <dougkwan@google.com>
6248
6249 * arm.cc (Cortex_a8_reloc): New class.
6250 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6251 and cortex_a8_relocs_info_.
6252 (Target_arm::fix_cortex_a8): New method definition.
6253 (Target_arm::Cortex_a8_relocs_info): New type.
6254 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6255 New data member declarations.
6256 (Target_arm::scan_reloc_for_stub): Record information about
6257 relocations for THUMB branches that might be exempted from the
6258 Cortex-A8 workaround.
6259 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6260 at the beginning of a relaxation pass.
6261
20138696
DK		 62622010-01-12 Doug Kwan <dougkwan@google.com>
6263
6264 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6265 (Arm_relobj::Mapping_symbol_position,
6266 Arm_reloj::Mapping_symbol_position_less,
6267 Arm_relobj::Mapping_symbols_info): New types.
6268 (Target_arm::is_mapping_symbol_name): New method definition.
6269 (Arm_relobj::do_count_local_symbols): Save information about mapping
6270 symbols.
6271
089d69dc
DK		 62722010-01-11 Doug Kwan <dougkwan@google.com>
6273
6274 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6275 Arm_relocate_functions::thumb32_branch_upper,
6276 Arm_relocate_functions::thumb32_branch_lower,
6277 Arm_relocate_functions::thumb32_cond_branch_offset,
6278 Arm_relocate_functions::thumb32_cond_branch_upper,
6279 Arm_relocate_functions::thumb32_cond_branch_lower,
6280 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6281 branch offset encoding.
6282 (Arm_relocate_functions::thumb_branch_common): Use new branch
6283 offset encoding methods to avoid code duplication.
6284 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6285 (Stub_addend_reader::operator()): Use new branch encoding method
6286 to avoid code duplication.
6287
99e5bff2
DK		 62882010-01-11 Doug Kwan <dougkwan@google.com>
6289
6290 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6291 (Target_arm::do_finalize_sections): Define special EXIDX section
6292 symbols only if referenced.
6293 * gc.h (Garbage_collection::add_reference): New method.
6294 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6295 code duplication.
6296
98e090bd
ILT		 62972010-01-11 Ian Lance Taylor <iant@google.com>
6298
d0a91bd8
ILT		 6299 * script.cc (Version_script_info::build_expression_list_lookup):
6300 Change complaing about duplicate wildcard match from error to
6301 warning.
6302
98e090bd
ILT		 6303 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6304 of 2009-12-30.
6305 (Version_script_info::Version_script_info): Initialize globs_,
6306 default_version_, default_is_global_, and exact_. Don't
6307 initialize globals_ or locals_.
6308 (Version_script_info::build_lookup_tables): Build local symbols
6309 first.
6310 (Version_script_info::unquote): New function.
6311 (Version_script_info::add_exact_match): New function.
6312 (Version_script_info::build_expression_list_lookup): Remove lookup
6313 parameter. Add is_global parameter. Change all callers. Handle
6314 wildcard pattern specially. Unquote pattern. Call
6315 add_exact_match.
6316 (Version_script_info::get_name_to_match): New function.
6317 (Version_script_info::get_symbol_version): New function.
6318 (Version_script_info::get_symbol_version_helper): Remove.
6319 (Version_script_info::check_unmatched_names): Call unquote.
6320 * script.h (class Version_script_info): Change get_symbol_version
6321 to be non-inline and add is_global parameter; change all callers.
6322 Rewrite symbol_is_local. Update declarations. Define struct
6323 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6324 Remove globals_ and locals_ members. Add exact_, globs_,
6325 default_version_, is_global_.
6326 (Version_script_info::Glob): Remove pattern, add expression and
6327 is_global. Update constructor. Change all callers.
6328 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6329 default version.
6330 (Versions::symbol_section_contents): If a symbol is undefined, or
6331 defined in a dynamic object, set the version index to
6332 VER_NDX_LOCAL.
6333 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6334 symbol_is_local.
6335 (Symbol_table::add_from_pluginobj): Likewise.
6336 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6337
d56962d3
DK		 63382010-01-11 Doug Kwan <dougkwan@google.com>
6339
6340 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6341 (incremental_dump_LDADD): Add linking option for libintl.
6342 * Makefile.in: Regenerate.
6343
94e6ee91
L		 63442010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6345
6346 PR gold/11144
6347 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6348 instead of -Ds.
6349 * testsuite/Makefile.in: Regenerated.
6350
e96c574b
DK		 63512010-01-10 Doug Kwan <dougkwan@google.com>
6352
6353 * options.h (DEFINE_var): Use parentheses around argument varname__
6354 in macro body to avoid any unintended subsequent substitutions.
6355
7198066b
ILT		 63562010-01-10 Ian Lance Taylor <iant@google.com>
6357
ba4d53bf
ILT		 6358 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6359 candidates before doing symbol resolution.
6360
7198066b
ILT		 6361 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6362 ODR candidates if only one is weak.
6363
a2beed37
ILT		 63642010-01-08 Ian Lance Taylor <iant@google.com>
6365
6366 * script.cc (Version_script_info::build_expression_list_lookup):
6367 Don't warn about ambiguous version, just record the ambiguity.
6368 (Version_script_info::get_symbol_version_helper): Give error if
6369 version is ambiguous.
6370
2fb7225c
DK		 63712010-01-08 Doug Kwan <dougkwan@google.com>
6372
6373 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6374 prev_data_size_ and prev_addralign_. Remove initializer for
6375 deleted data member has_been_changed_.
6376 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6377 to determine if the table is empty.
6378 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6379 Remove.
6380 (Stub_table::add_reloc_stub): Define method in class definition
6381 instead of just declaring it there.
6382 (Stub_table::add_cortex_a8_stub): New method definition.
6383 (Stub_table::update_data_size_and_addralign): Ditto.
6384 (Stub_table::finalize_stubs): Ditto.
6385 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6386 (Stub_table::do_addralign_): Return address alignment in the
6387 (Stub_table::do_reset_address_and_file_offset): Define method in
6388 class definition instead of declaring it there. Set current data
6389 size to be the data size of the previous pass.
6390 (Stub_table::set_final_data_size): Use current data size as the
6391 final data size.
6392 (Stub_table::relocate_stub): Change parameter type of stub from
6393 Reloc_stub pointer to Stub pointer.
6394 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6395 (Stub_table::Cortex_a8_stub_list): New typedef.
6396 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6397 Stub_table::prev_addralign_): New data member.
6398 (Arm_relobj::Arm_relobj): Initialize data member
6399 section_has_cortex_a8_workaround_.
6400 (Arm_relobj::section_has_cortex_a8_workaround,
6401 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6402 definitions.
6403 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6404 declarations.
6405 (Target_arm::relocate_stub): Change parameter type of stub from
6406 Reloc_stub pointer to Stub pointer.
6407 (Insn_template::size, Insn_template::alignment): Handle
6408 THUMB16_SPECIAL_TYPE.
6409 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6410 Stub_table::update_data_size_and_addralign,
6411 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6412 definitions.
6413 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6414 (Stub_table::do_write): Ditto.
6415 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6416
880cd20d
ILT		 64172010-01-08 Ian Lance Taylor <iant@google.com>
6418
6419 PR 11108
6420 * symtab.h (class Symbol): Remove fields is_target_special_ and
6421 has_plt_offset_. Add field is_defined_in_discarded_section_.
6422 (Symbol::is_defined_in_discarded_section): New function.
6423 (Symbol::set_is_defined_in_discarded_section): New function.
6424 (Symbol::has_plt_offset): Rewrite.
6425 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6426 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6427 Don't initialize is_target_special_ or has_plt_offset_.
6428 Initialize is_defined_in_discarded_section_.
6429 (Symbol_table::add_from_relobj): If appropriate, set
6430 is_defined_in_discarded_section.
6431 * resolve.cc (Symbol::override_base_with_special): Don't test
6432 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6433 * target-reloc.h (relocate_section): Do special handling for
6434 symbols defined in discarded sections for global symbols as well
6435 as local symbols.
6436
2703e3eb
ILT		 64372010-01-08 Ian Lance Taylor <iant@google.com>
6438
6439 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6440 the SHT_SYMTAB case.
6441
339d40a3
ILT		 64422010-01-08 Ian Lance Taylor <iant@google.com>
6443
6444 * object.cc (Sized_relobj::do_layout): Don't get confused if
6445 layout_eh_frame returns NULL.
6446
abecea76
ILT		 64472010-01-08 Ian Lance Taylor <iant@google.com>
6448
6449 PR 11084
6450 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6451 dynamic symbol table, use the normal symbol table.
6452 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6453 symbol table.
6454
6b7dd3f3
ILT		 64552010-01-08 Ian Lance Taylor <iant@google.com>
6456
6457 PR 11072
6458 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6459 sections.
6460
36c50e63
L		 64612010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6462
6463 * version.cc (print_version): Change to "Copyright 2010".
6464
e291e7b9
ILT		 64652010-01-08 Ian Lance Taylor <iant@google.com>
6466
6467 PR 10287
6468 PR 11063
6469 * i386.cc (class Target_i386): Change return type of plt_section
6470 to be non-const.
6471 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6472 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6473 tls_desc_rel_ field.
6474 (Output_data_plt_i386::rel_tls_desc): New function.
6475 (Target_i386::rel_tls_desc_section): New function.
6476 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6477 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6478 R_386_TLS_DESC reloc in rel_tls_desc_section.
6479 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6480 Define struct Tlsdesc_info.
6481 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6482 (Target_x86_64::do_reloc_symbol_index): New function.
6483 (Target_x86_64::add_tlsdesc_info): New function.
6484 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6485 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6486 tlsdesc_rel_ field.
6487 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6488 all callers.
6489 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6490 (Target_x86_64::rela_tlsdesc_section): New function.
6491 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6492 handling.
6493 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6494 (Target_x86_64::do_reloc_addend): New function.
6495 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6496 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6497 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6498 (Output_reloc::type): New function.
6499 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6500 (Output_reloc::is_target_specific): New function.
6501 (Output_reloc::target_arg): New function.
6502 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6503 absolute relocs and target specific relocs.
6504 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6505 add_target_specific.
6506 (class Output_data_reloc) [SHT_RELA]: Likewise.
6507 * output.cc (Output_reloc::Output_reloc): Add four new versions
6508 for absolute relocs and target specific relocs.
6509 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6510 (Output_reloc::get_symbol_index): Likewise.
6511 (Output_reloc::local_section_offset): Check that local_sym_index_
6512 is not TARGET_CODE or 0.
6513 (Output_reloc::symbol_value): Likewise.
6514 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6515 reloc.
6516 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6517 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6518 functions.
6519 * layout.cc (add_target_dynamic_tags): Use output section for
6520 DT_PLTRELSZ and DT_JMPREL.
6521
3a44184e
ILT		 65222010-01-07 Ian Lance Taylor <iant@google.com>
6523
6524 PR 11061
6525 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6526 function.
6527 (class Output_data_reloc_generic): Define.
6528 (class Output_data_reloc_base): Change base class to
6529 Output_data_reloc_generic. Change add() method to call
6530 bump_relative_reloc_count for a relative reloc. Remove
6531 sort_relocs_ field.
6532 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6533 to sort_relocs().
6534 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6535 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6536 appropriate.
6537 * layout.h (class Layout): Update declaration.
6538
ea715a34
ILT		 65392010-01-07 Ian Lance Taylor <iant@google.com>
6540
6541 * output.h (class Output_data): Add const version of
6542 output_section and do_output_section.
6543 (class Output_section_data): Add const version of
6544 do_output_section.
6545 (class Output_section): Likewise.
6546 * layout.cc (Layout::add_target_dynamic_tags): New function.
6547 * layout.h (class Layout): Update declarations.
6548 * arm.cc (Target_arm::do_finalize_sections): Use
6549 add_target_dynamic_tags.
6550 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6551 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6552 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6553 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6554
659948a4
ILT		 65552010-01-07 Ian Lance Taylor <iant@google.com>
6556
6557 PR 11042
6558 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6559 object as needed.
6560
9d3b86f6
ILT		 65612010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6562 Ian Lance Taylor <iant@google.com>
6563
6564 PR 11019
6565 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6566 Xindex::read_symtab_xindex.
6567
bb0d3eb0
DK		 65682010-01-07 Doug Kwan <dougkwan@google.com>
6569
6570 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6571 (Insn_template::thumb16_bcond_insn): New method declaration.
6572 (Insn_template): Fix spelling.
6573 (Stub::thumb16_special): New method declaration.
6574 (Stub::do_write): Define virtual method which was previously pure
6575 virtual.
6576 (Stub::do_thumb16_special): New method declaration.
6577 (Stub::do_fixed_endian_write): New template member.
6578 (Reloc_stub::do_write): Remove.
6579 (Reloc_stub::do_fixed_endian_write): Remove.
6580 (Cortex_a8_stub): New class definition.
6581 (Stub_factory::make_cortex_a8_stub): New method definition.
6582 (Stub_factory::Stub_factory): Add missing static storage class
6583 qualifier for elf32_arm_stub_a8_veneer_blx.
6584
ffeef7df
ILT		 65852010-01-07 Ian Lance Taylor <iant@google.com>
6586
dc3f80fe
ILT		 6587 PR 10980
6588 * options.h (class General_options): Add --warn-unresolved-symbols
6589 and --error-unresolved-symbols.
6590 * errors.cc (Errors::undefined_symbol): Implement
6591 --warn-unresolved-symbols.
6592
ffeef7df
ILT		 6593 * options.h (class General_options): Add -z text and -z textoff.
6594 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6595
f1ec9ded
ST		 65962010-01-06 Sriraman Tallam <tmsriram@google.com>
6597
6598 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6599 (Garbage_collection::cident_sections): New function.
6600 (Garbage_collection::add_cident_section): New function.
6601 (Garbage_collection::cident_sections_): New member.
6602 (gc_process_relocs): Add references to sections whose names are C
6603 identifiers.
6604 * gold.h (cident_section_start_prefix): New constant.
6605 (cident_section_stop_prefix): New constant.
6606 (is_cident): New function.
6607 * layout.cc (Layout::define_section_symbols): Replace string constants
6608 with the newly defined constants.
6609 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6610 C identifiers.
6611 * testsuite/Makefile.am: Add gc_orphan_section_test.
6612 * testsuite/Makefile.in: Regenerate.
6613 * testsuite/gc_orphan_section_test.cc: New file.
6614 * testsuite/gc_orphan_section_test.sh: New file.
6615
6eda8c29
ILT		 66162010-01-06 Ian Lance Taylor <iant@google.com>
6617
b9674e17
ILT		 6618 PR 10980
6619 * options.h (class General_options): Add --warn-shared-textrel.
6620 * layout.cc (Layout::finish_dynamic_section): Implement
6621 --warn-shared-textrel.
6622
6eda8c29
ILT		 6623 PR 10980
6624 * options.h (class General_options): Add --warn-multiple-gp.
6625
32dcd44e
ILT		 66262010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6627
6628 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6629 $(THREADSLIB) and $(LIBDL).
6630 * Makefile.in: Rebuild.
6631
a192ba05
ILT		 66322010-01-06 Ian Lance Taylor <iant@google.com>
6633
6634 PR 10980
6635 * options.cc (General_options::parse_section_start): New function.
6636 (General_options::section_start): New function.
6637 (General_options::General_options): Initialize all members.
6638 * options.h: Include <map>
6639 (class General_options): Add --section-start. Add section_starts_
6640 member.
6641 * layout.cc (Layout::attach_allocated_section_to_segment): If
6642 --section-start was used, set the address of the segment. Remove
6643 local sort_sections.
6644 (Layout::relaxation_loop_body): If the address of the load segment
6645 has been set by --section-start, don't use it.
6646 * output.h (Output_segment::update_flags_for_output_section): New
6647 function.
6648 * output.cc (Output_segment::add_output_section): Call
6649 update_flags_for_output_section.
6650
dde3f402
ILT		 66512010-01-05 Ian Lance Taylor <iant@google.com>
6652
62dfdd4d
ILT		 6653 PR 10980
6654 * options.h (class General_options): Add --undefined-version.
6655 * script.cc (struct Version_expression): Add was_matched_by_symbol
6656 field.
6657 (Version_script_info::matched_symbol): New function.
6658 (Version_script_info::get_symbol_version_helper): Call
6659 matched_symbol.
6660 (Version_script_info::check_unmatched_names): New function.
6661 * script.h (class Version_script_info): Update declarations.
6662 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6663
9c4ae156
ILT		 6664 * options.h (class General_options): Use DEFINE_bool_alias for
6665 allow_multiple_definition.
6666 * resolve.cc (Symbol_table::should_override): Don't test
6667 allow_multiple_definition.
6668
dde3f402
ILT		 6669 PR 10980
6670 * options.h (class General_options): Add --cref.
6671 * main.cc (main): Print cref table if --cref. Don't close mapfile
6672 until after printing cref table.
6673 * cref.cc: Include "symtab.h".
6674 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6675 (Cref_table_compare::operator()): New function.
6676 (Cref_inputs::gather_cref): New function.
6677 (filecol): New static const.
6678 (Cref_inputs::print_cref): New function.
6679 (Cref::print_cref): New function.
6680 * cref.h: Include <cstdio>.
6681 (class Cref): Update declarations.
6682 * mapfile.h (Mapfile::file): New function.
6683 * object.h (class Object): Define Symbols. Declare virtual
6684 do_get_global_symbols.
6685 (Object::get_global_symbols): New function.
6686 * object.cc (Input_objects::add_object): Pass object to cref_ if
6687 --cref.
6688 (Input_objects::archive_start): Likewise.
6689 (Input_objects::archive_stop): Likewise.
6690 (Input_objects::print_cref): New function.
6691 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6692 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6693 --cref.
6694 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6695 function.
6696 * plugin.h (class Sized_pluginobj): Update declarations.
6697
8781f709
ILT		 66982010-01-05 Ian Lance Taylor <iant@google.com>
6699
6700 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6701 to is_default_version. Rename insdef to insdefault.
6702 (Symbol_table::add_from_relobj): Rename def to is_default_version
6703 and local to is_forced_local.
6704 (Symbol_table::add_from_pluginobj): Likewise.
6705 (Symbol_table::add_from_dynobj): Likewise.
6706 (Symbol_table::define_special_symbol): Rename insdef to
6707 insdefault.
6708
fe35d28d
ILT		 67092010-01-04 Ian Lance Taylor <iant@google.com>
6710
30bc8c46
ILT		 6711 PR 10980
6712 * options.h (class General_options): Add
6713 --allow-multiple-definition and -z muldefs.
6714 * resolve.cc (Symbol_table::should_override): Don't warn about a
6715 multiple symbol definition if --allow-multiple-definition or -z
6716 muldefs.
6717
7eaea549
ILT		 6718 PR 10980
6719 * options.h (class General_options): Add --add-needed and
6720 --copy-dt-needed-entries. Tweak --as-needed help entry.
6721 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6722 error if --copy-dt-needed-entries aka --add-needed is used and
6723 would cause a change in behaviour.
6724
fe35d28d
ILT		 6725 PR 10980
6726 * options.h (class General_options): Add -G as a short version of
6727 --shared. Add no-op options -assert, -g, and -i.
6728
55a2bb35
ST		 67292010-01-04 Sriraman Tallam <tmsriram@google.com>
6730
6731 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6732 check for .text or .gnu.linkonce.t sections.
6733 * icf.cc (Icf::find_identical_sections): Ditto.
6734 Change the detection for mangled function name within the section
6735 name.
6736 * icf.h (is_section_foldable_candidate): New function.
6737
719328e1
ILT		 67382009-12-30 Ian Lance Taylor <iant@google.com>
6739
6740 PR 10980
6741 * options.h (class General_options): Permit two dashes with
6742 --retain-symbols-file.
6743
d7bb5745
ILT		 67442009-12-30 Ian Lance Taylor <iant@google.com>
6745
403a15dd
ILT		 6746 PR 10979
6747 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6748 don't put the file header and segment headers in the text
6749 segment.
6750
eda294df
ILT		 6751 PR 10979
6752 * common.cc (Sort_commons::operator()): Stabilize sort when both
6753 entries are NULL.
6754 (Symbol_table::do_allocate_commons_list): When allocating common
6755 symbols, skip a symbol which is no longer common.
6756 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6757 an object before checking its type.
6758 * testsuite/common_test_2.c: New file.
6759 * testsuite/common_test_3.c: New file.
6760 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6761 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6762 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6763 (common_test_2_pic.o, common_test_2.so): New targets.
6764 (common_test_3_pic.o, common_test_3.so): New targets.
6765 * testsuite/Makefile.in: Rebuild.
6766
d7bb5745
ILT		 6767 PR 10979
6768 * script.cc (read_input_script): If we see a new SECTIONS clause,
6769 and we have added an input section, give an error.
6770 * layout.h (class Layout): Add have_added_input_section function.
6771 Add have_added_input_section_ field.
6772 * layout.cc (Layout::Layout): Initialize
6773 have_added_input_section_.
6774 (Layout::layout): Set have_added_input_section_.
6775 (Layout::layout_eh_frame): Likewise.
6776
fc59c572
ILT		 67772009-12-30 Ian Lance Taylor <iant@google.com>
6778
6779 PR 10931
6780 * options.h (class General_options): Add --sort-common option.
6781 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6782 * common.cc (Sort_common): Add sort_order parameter to
6783 constructor. Add sort_order_ field.
6784 (Sort_commons::operator): Check sort_order_.
6785 (Symbol_table::allocate_commons): Determine the sort order.
6786 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6787 Change all callers.
6788 (Symbol_table::do_allocate_commons_list): Likewise.
6789
1c74fab0
ILT		 67902009-12-30 Ian Lance Taylor <iant@google.com>
6791
6792 PR 10916
6793 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6794 symbols from this object, don't change the visibility of an
6795 undefined symbol.
6796 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6797
6affe781
ILT		 67982009-12-30 Ian Lance Taylor <iant@google.com>
6799
6800 PR 10861
6801 * script.h (class Version_script_info): Define Language enum.
6802 Update declarations. Define Glob, Exact, and Lookup types. Add
6803 new fields globals_, locals_, and is_finalized_.
6804 * script.cc: Various formatting fixes.
6805 (class Parser_closure): Change language_stack_ from a vector of
6806 std::string to one of Version_script_info::Language. Adjust all
6807 uses accordingly.
6808 (class Lazy_demangler): Remove.
6809 (struct Version_expression): Change language from std::string to
6810 Version_script_info::Language.
6811 (Version_script_info::Version_script_info): New function.
6812 (Version_script_info::~Version_script_info): Don't call clear.
6813 (Version_script_info::finalize): New function.
6814 (Version_script_info::build_lookup_tables): New function.
6815 (Version_script_info::build_expression_list_lookup): New
6816 function.
6817 (Version_script_info::get_symbol_version_helper): Rewrite to use
6818 lookup tables.
6819 (Version_script_info::print_expression_list): Adjust to use
6820 Version_script_info::Language.
6821 (script_push_lex_into_version_mode): Check that the version script
6822 has not been finalized.
6823 (version_script_push_lang): Change language string to
6824 Version_script_info::Language.
6825 * options.cc (Command_line::version_script): New function.
6826 * options.h (class General_options): Add finalize_dynamic_list
6827 function. Change version_script from declaration to definition.
6828 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6829 * testsuite/version_script.map: Remove duplicate def of foo.
6830 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6831 version_script.map.
6832 * testsuite/Makefile.in: Rebuild.
6833
818bf354
ILT		 68342009-12-30 Ian Lance Taylor <iant@google.com>
6835
6836 PR 10843
6837 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6838 if the input symbol index is 0, make the output symbol index 0.
6839
ebcc8304
ILT		 68402009-12-30 Ian Lance Taylor <iant@google.com>
6841
6842 PR 10670
6843 * options.h (class General_options): Add -x/--discard-all.
6844 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6845 --discard-all. If the local symbol needs a dynamic entry, check
6846 that before handling --discard-locals.
6847
176fe33f
ILT		 68482009-12-30 Ian Lance Taylor <iant@google.com>
6849
bb321bb1
ILT		 6850 PR 10450
6851 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6852 flags to PF_R.
6853 (Output_segment::add_output_section): Don't change the flags if
6854 the type is PT_TLS.
6855
176fe33f
ILT		 6856 PR 10450
6857 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6858 GNU hash table if they need a dynamic value. Otherwise, don't add
6859 them if they are defined in a dynamic object or are forced local.
6860
e8cd95c7
ILT		 68612009-12-29 Ian Lance Taylor <iant@google.com>
6862
1b81fb71
ILT		 6863 PR 10450
6864 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6865 .gnu.hash table for a 32-bit target.
6866
8d6d383d
ILT		 6867 PR 10450
6868 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6869 regular and a dynamic object only needs a dynamic symbol table
6870 entry if it is externally visible.
6871
e785ec03
ILT		 6872 PR 10450
6873 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6874 constructor. Add global_offset_table_ field.
6875 (Target_i386::got_section): Set global_offset_table_.
6876 (Target_i386::do_finalize_sections): Set global_offset_table_
6877 size.
6878 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6879 in constructor. Add global_offset_table_ field.
6880 (Target_x86_64::got_section): Set global_offset_table_.
6881 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6882 size.
6883
1a2dff53
ILT		 6884 * layout.cc (Layout::Layout): Initialize increase_relro_.
6885 (Layout::get_output_section): Add is_relro, is_last_relro, and
6886 is_first_non_relro parameters. Change all callers.
6887 (Layout::choose_output_section): Likewise.
6888 (Layout::add_output_section_data): Likewise.
6889 (Layout::make_output_section): Likewise.
6890 (Layout::set_segment_offsets): Clear increase_relro when using a
6891 linker script.
6892 * layout.h (class Layout): Add increase_relro method. Add
6893 increase_relro_ field. Update declarations.
6894 * output.cc (Output_section::Output_section): Initialize
6895 is_last_relro_ and is_first_non_relro_.
6896 (Output_segment::add_output_section): Group relro sections is
6897 do_sort is true. Handle is_last_relro and is_first_non_relro.
6898 (Output_segment::maximum_alignment): Remove relro handling.
6899 (Output_segment::set_section_addresses): Add increase_relro
6900 parameter. Change all callers. Add initial alignment to align
6901 relro sections on separate page. Remove old relro handling.
6902 (Output_segment::set_section_list_addresses): Remove in_relro
6903 parameter. Change all callers.
6904 (Output_segment::set_offset): Add increase parameter. Change all
6905 callers. Remove old relro handling.
6906 * output.h (class Output_section): Add new methods: is_last_relro,
6907 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6908 Add is_last_relro_ and is_first_non_relro_ fields.
6909 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6910 Create separate .got.plt section. Call increase_relro.
6911 * x86_64.cc (Target_x86_64::got_section): Likewise.
6912 * testsuite/relro_script_test.t: Add .got.plt.
6913
f0ba79e2
ILT		 6914 PR 10450
6915 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6916 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6917 (Layout::finalize): Call set_dynamic_symbol_size.
6918 (Layout::set_dynamic_symbol_size): New function.
6919 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6920 set_dynamic_symbol_size.
6921
e8cd95c7
ILT		 6922 PR 10450
6923 * output.h (class Output_section): Add is_entsize_zero_ field.
6924 * output.cc (Output_section::Output_section): Initialize
6925 is_entsize_zero_.
6926 (Output_section::set_entsize): If two different entsizes are
6927 requested, force it to zero.
6928 (Output_section::add_input_section): Set flags for .debug_str
6929 before updating section flags. Set entsize.
6930 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6931 and SHF_STRING if all input sections have those flags.
6932
3e1b9a8a
RÁE		 69332009-12-29 Rafael Espindola <espindola@google.com>
6934
6935 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6936 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6937 reporting.
3e1b9a8a 6938
3dcad376
ST		 69392009-12-29 Sriraman Tallam <tmsriram@google.com>
6940
6941 * options.cc (General_options::parse_version): Allow -v to exit
6942 without an error if there is nothing to link.
6943
084e2665
ILT		 69442009-12-29 Ian Lance Taylor <iant@google.com>
6945
6946 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6947 using a version of gcc before 4.1.
6948 * configure: Rebuild.
6949
250acde3
CD		 69502009-12-28 Chris Demetriou <cgd@google.com>
6951
6952 * attributes.cc (Output_attributes_section_data::do_write): Use
6953 std::vector::front rather than std::vector::data.
6954
99fff23b
ILT		 69552009-12-28 Ian Lance Taylor <iant@google.com>
6956
6957 * symtab.h (class Symbol_table): Add enum Defined.
6958 * resolve.cc (Symbol_table::should_override): Add defined
6959 parameter. Change all callers. Test whether object is NULL
6960 before calling a method on it.
6961 (Symbol_table::report_resolve_problem): Add defined parameter.
6962 Change all callers.
6963 (Symbol_table::should_override_with_special): Likewise.
6964 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6965 parameter. Change all callers.
6966 (Symbol_table::do_define_in_output_data): Likewise.
6967 (Symbol_table::define_in_output_segment): Likewise.
6968 (Symbol_table::do_define_in_output_segment): Likewise.
6969 (Symbol_table::define_as_constant): Likewise.
6970 (Symbol_table::do_define_as_constant): Likewise.
6971 * script.h (class Symbol_assignment): Add is_defsym parameter to
6972 constructor; change all callers.
6973 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6974 parameter. Change all callers. Add is_defsym_ field.
6975 (class Parser_closure): Add parsing_defsym parameter to
6976 constructor; change all callers. Add parsing_defsym accessor
6977 function. Add parsing_defsym_ field.
6978
556bd683
ILT		 69792009-12-28 Ian Lance Taylor <iant@google.com>
6980
6981 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6982 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6983
1782c879
ILT		 69842009-12-23 Ian Lance Taylor <iant@google.com>
6985
6986 * i386.cc (Target_i386::do_calls_non_split): Recognize
6987 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6988 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6989 -fsplit-stack prologue when using %r11.
1782c879 6990
329ca2b1
ST		 69912009-12-21 Sriraman Tallam <tmsriram@google.com>
6992
6993 * options.cc (General_options::parse_version): Make -v continue and do
6994 the link like GNU ld does.
6995
d675ff46
RÁE		 69962009-12-17 Rafael Avila de Espindola <espindola@google.com>
6997
6998 * Makefile.am (CCFILES): Add timer.cc.
6999 (HFILES): Add timer.h.
7000 * configure.ac: Check for sysconf and times.
7001 * main.cc: include timer.h.
7002 (main): Use Timer instead of get_run_time.
7003 * timer.cc: New.
7004 * timer.h: New.
7005 * workqueue.cc: include timer.h.
7006 (Workqueue::find_and_run_task):
7007 Report user, sys and wall time.
7008 * Makefile.in: Regenerate.
7009 * config.in: Regenerate.
7010 * configure: Regenerate.
7011
d6344fb5
DK		 70122009-12-16 Doug Kwan <dougkwan@google.com>
7013
7014 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7015 sections.
7016 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7017 relaxed input sections.
7018 * output.cc (Output_section::find_relaxed_input_section): Change
7019 return type to Output_relaxed_input_section pointer. Adjust code
7020 for new type of relaxed_input_section_map_.
7021 * output.h (Output_section::find_relaxed_input_section): Change
7022 return type to Output_relaxed_input_section pointer.
7023 (Output_section::Output_relaxed_input_section_by_input_section_map):
7024 New type.
7025 (Output_section::relaxed_input_section_map_): Change type to
7026 Output_section::Output_relaxed_input_section_by_input_section_map.
7027 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7028 input section.
7029
0e0d5469
ILT		 70302009-12-15 Ian Lance Taylor <iant@google.com>
7031
7032 * layout.cc (Layout::create_shstrtab): Only write out after input
7033 sections if we are compressing debug sections.
7034
0649a889
ILT		 70352009-12-15 Ian Lance Taylor <iant@google.com>
7036
7037 * archive.cc (Archive::add_symbols): Only look up a symbol without
7038 a version if there is, in fact, a version.
7039
2ea97941
ILT		 70402009-12-14 Ian Lance Taylor <iant@google.com>
7041
7042 Revert -Wshadow changes, all changes from:
7043 2009-12-11 Doug Kwan <dougkwan@google.com>
7044 2009-12-11 Nick Clifton <nickc@redhat.com>
7045 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7046
b0eec2cc
DK		 70472009-12-11 Doug Kwan <dougkwan@google.com>
7048
7049 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7050 due to -Wshadow.
7051 * attributes.cc (Object_attribute::size): Ditto.
7052 (Attributes_section_data::size): Ditto.
7053 (Attributes_section_data::Attributes_section_data): Ditto.
7054 (Output_attributes_section_data::do_write): Ditto.
7055 * attributes.h (Object_attribute::set_type): Ditto.
7056 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7057
91d6fa6a
NC		 70582009-12-11 Nick Clifton <nickc@redhat.com>
7059
7060 * archive.cc: Fix shadowed variable warnings.
7061 * arm.cc: Likewise.
7062 * compressed_output.cc: Likewise.
7063 * compressed_output.h: Likewise.
7064 * configure: Likewise.
7065 * dwarf_reader.cc: Likewise.
7066 * dynobj.cc: Likewise.
7067 * dynobj.h: Likewise.
7068 * ehframe.cc: Likewise.
7069 * ehframe.h: Likewise.
7070 * errors.cc: Likewise.
7071 * expression.cc: Likewise.
7072 * fileread.cc: Likewise.
7073 * fileread.h: Likewise.
7074 * freebsd.h: Likewise.
7075 * i386.cc: Likewise.
7076 * icf.cc: Likewise.
7077 * incremental.h: Likewise.
7078 * layout.cc: Likewise.
7079 * layout.h: Likewise.
7080 * mapfile.cc: Likewise.
7081 * merge.cc: Likewise.
7082 * merge.h: Likewise.
7083 * object.cc: Likewise.
7084 * object.h: Likewise.
7085 * options.h: Likewise.
7086 * output.cc: Likewise.
7087 * output.h: Likewise.
7088 * parameters.cc: Likewise.
7089 * plugin.cc: Likewise.
7090 * powerpc.cc: Likewise.
7091 * reduced_debug_output.cc: Likewise.
7092 * reduced_debug_output.h: Likewise.
7093 * reloc.cc: Likewise.
7094 * reloc.h: Likewise.
7095 * resolve.cc: Likewise.
7096 * script-sections.cc: Likewise.
7097 * script.cc: Likewise.
7098 * script.h: Likewise.
7099 * sparc.cc: Likewise.
7100 * symtab.cc: Likewise.
7101 * symtab.h: Likewise.
7102 * target-select.cc: Likewise.
7103 * target-select.h: Likewise.
7104 * token.h: Likewise.
7105 * workqueue.cc: Likewise.
7106 * workqueue.h: Likewise.
7107 * x86_64.cc: Likewise.
7108
a0351a69
DK		 71092009-12-10 Doug Kwan <dougkwan@google.com>
7110
7111 * arm.cc (attributes.h): New include.
7112 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7113 (Arm_relobj::~Arm_relobj): Delete object pointed by
7114 attributes_section_data_.
7115 (Arm_relobj::attributes_section_data): New method definition.
7116 (Arm_relobj::attributes_section_data_): New data member declaration.
7117 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7118 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7119 attributes_section_data_.
7120 (Arm_dynobj::attributes_section_data): New method definition.
7121 (Arm_dynobj::attributes_section_data_): New data member declaration.
7122 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7123 initialization value of may_use_blx_ to false.
7124 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7125 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7126 object attributes to compute results instead of hard-coding.
7127 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7128 Target_arm::get_secondary_compatible_arch,
7129 Target_arm::set_secondary_compatible_arch
7130 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7131 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7132 New method declarations.
7133 (Target_arm::get_aeabi_object_attribute): New method definition.
7134 (Target_arm::attributes_section_data_): New data member declaration.
7135 (read_arm_attributes_section): New template definition.
7136 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7137 (Arm_dynobj::do_read_symbols): Ditto.
7138 (Target_arm::do_finalize_sections): Merge attributes sections from
7139 input. Check for BLX use after attributes section merging.
7140 Fix __exidx_start and __exidx_end visibility. Create an
7141 .ARM.attributes section if necessary.
7142 (Target_arm::get_secondary_compatible_arch,
7143 Target_arm::set_secondary_compatible_arch,
7144 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7145 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 7146 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 7147 New method definitions.
7148
b59befec
ILT		 71492009-12-09 Ian Lance Taylor <iant@google.com>
7150
7151 * plugin.cc (Plugin::load): Don't cast from void* to a function
7152 pointer.
7153
1276bc89
ILT		 71542009-12-09 Ian Lance Taylor <iant@google.com>
7155
7156 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7157 information fields.
7158
2f2de248
L		 71592009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7160
7161 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7162 Replace two_file_shared_1.so with two_file_shared_2.so.
7163 * testsuite/Makefile.in: Regenerated.
7164
4f787271
DK		 71652009-12-08 Doug Kwan <dougkwan@google.com>
7166
7167 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7168 (HFILES): Add attributes.h and int_encoding.h.
7169 * Makefile.in: Regenerate.
7170 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7171 function definitions to int_encoding.cc
7172 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7173 prototypes to int_encoding.h
7174 * reduced_debug_output.cc (int_encoding.h): New include.
7175 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7176 function definitions to int_encoding.cc
7177 (insert_into_vector, read_from_pointer): Move template definitions to
7178 int_encoding.h
7179 * attributes.cc: New file.
7180 * attributes.h: New file.
7181 * int_encoding.cc: New file.
7182 * int_encoding.h: New file.
7183
20b52f1a
RÁE		 71842009-12-07 Rafael Avila de Espindola <espindola@google.com>
7185
7186 PR gold/11055
7187 * incremental-dump.cc (dump_incremental_inputs): New.
7188 (main): Use dump_incremental_inputs.
7189
53d7974c
L		 71902009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7191
7192 PR gold/10893
7193 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7194 checking elfcpp::STT_FUNC.
7195 (Target_i386::Relocate::relocate): Likewise.
7196 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7197
7198 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7199 symbols from shared libraries into normal FUNC symbols.
7200
7201 * symtab.h (Symbol): Add is_func and use it.
7202
05a352e6
DK		 72032009-12-05 Doug Kwan <dougkwan@google.com>
7204
7205 * arm.cc (Target_arm::arm_info): Initialize new fields
7206 attributes_section and attributes_vendor.
7207 * i386.cc (Target_i386::i386_info): Same.
7208 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7209 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7210 fields attributes_section and attributes_vendor.
53d7974c 7211 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7212 * target.h (Target::attributes_section, Target::attributes_vendor,
7213 Target::is_attributes_section, Target::attribute_arg_type,
7214 Target::attributes_order): New method definitions.
7215 (Target::Target_info::attributes_section,
7216 Target::Target_info::attributes_vendor): New fields.
7217 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7218 virtual method definitions.
7219 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7220 attributes_section and attributes_vendor.
7221 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7222
f4e5969c
DK		 72232009-12-05 Doug Kwan <dougkwan@google.com>
7224
7225 * arm.cc: Update comments about interworking and stub generation.
7226 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7227 considered as non-PIC.
7228 (Arm_relocate_functions::base_abs): Fix formatting.
7229 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7230 of function to use GOT entry address instead of offset.
7231 (Target_arm::Scan::global): Issue an error if a symbol would need a
7232 PLT does not get one because it is untyped. Remove code to create
7233 dynamic symbols for relative branches.
7234 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7235 takes unsigned integer instead of boolean.
7236
1abce4a6
L		 72372009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7238
7239 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7240 (two_file_test_LDADD): Likewise.
7241 (common_test_1_LDADD): Likewise.
7242 (exception_test_LDADD) Likewise.
7243 (weak_test_LDADD): Likewise.
7244 (many_sections_test_LDADD): Likewise.
7245 (initpri1_LDADD): Likewise.
7246 (script_test_1_LDADD): Likewise.
7247 (script_test_2_LDADD): Likewise.
7248 (justsyms_LDADD): Likewise.
7249 (binary_test_LDADD): Likewise.
7250 (large_LDADD): Likewise.
7251 * testsuite/Makefile.in: Regenerated.
7252
adcf2816 72532009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7254
adcf2816
L		 7255 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7256 (Symbol_table::override_with_special): Likewise.
7257 (Symbol_table::add_from_object): Likewise.
7258
28e67f5d
RÁE		 72592009-12-04 Rafael Avila de Espindola <espindola@google.com>
7260
7261 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7262 Don't set the data_offset twice.
7263
ae10a101
RÁE		 72642009-12-04 Rafael Avila de Espindola <espindola@google.com>
7265
7266 * testsuite/Makefile.in: Regenerate.
7267
f59f41f3
DK		 72682009-12-03 Doug Kwan <dougkwan@google.com>
7269
7270 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7271 (Target_arm::do_finalize_sections): Add parameter for symbol table
7272 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7273 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7274 parameter for symbol table pointer.
7275 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7276 an additional parameter for a pointer to symbol table.
7277 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7278 parameter for a symbol table pointer.
7279 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7280 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7281 Ditto.
7282 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7283 parameter for a symbol table pointer.
7284
ca55d848
RÁE		 72852009-12-03 Rafael Avila de Espindola <espindola@google.com>
7286
7287 * incremental.cc (Incremental_inputs_header)
7288 (Incremental_inputs_header_write, Incremental_inputs_entry)
7289 (Incremental_inputs_entry_write): Move ...
7290 * incremental.h (Incremental_inputs_header)
7291 (Incremental_inputs_header_write, Incremental_inputs_entry)
7292 (Incremental_inputs_entry_write): here.
7293
3aec4f9c
RÁE		 72942009-12-02 Rafael Avila de Espindola <espindola@google.com>
7295
7296 * incremental.cc (make_sized_incremental_binary): Set the target.
7297 Error if it is incompatible.
7298 * output.h (Output_file): Add filename method.
7299
9c0ae74d
RÁE		 73002009-12-02 Rafael Avila de Espindola <espindola@google.com>
7301
7302 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7303 from the get_* methods.
7304
a45500ae
RÁE		 73052009-12-02 Rafael Avila de Espindola <espindola@google.com>
7306
7307 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7308 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7309 Write 0 for the data_offset of scripts.
7310
325e6408
RÁE		 73112009-12-02 Rafael Avila de Espindola <espindola@google.com>
7312
7313 * testsuite/Makefile.am: Add the incremental_test.sh test.
7314 * testsuite/incremental_test.sh: New.
7315 * testsuite/incremental_test_1.c: New.
7316 * testsuite/incremental_test_2.c: New.
7317
954c3e2e
RÁE		 73182009-12-01 Rafael Avila de Espindola <espindola@google.com>
7319
7320 * incremental-dump.cc (main): Fix typos.
7321
f8086623
RÁE		 73222009-11-27 Rafael Avila de Espindola <espindola@google.com>
7323
7324 PR gold/11025
7325 * incremental-dump.cc (main): Use llu to print 64 bit values.
7326
3b0dd6ac
L		 73272009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7328 H.J. Lu <hongjiu.lu@intel.com>
7329
7330 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7331 $(LIBDL).
7332 (incremental_dump_LDADD): Likewise.
7333 * Makefile.in: Regenerated.
7334
a6d1ef57 73352009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7336
a6d1ef57
DK		 7337 Revert:
7338
7339 2009-11-25 Doug Kwan <dougkwan@google.com>
7340
7341 * arm.cc (Target_arm::Target_arm): Move method definition
7342 outside of class definition. Add code to handle
7343 --target1-rel, --target1-abs and --target2= options.
7344 (Target_arm::get_reloc_reloc_type): Change method to be
7345 non-static and const.
7346 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7347 New data member declaration.
7348 (Target_arm::Scan::local, Target_arm::Scan::global,
7349 Target_arm::Relocate::relocate,
7350 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7351 Adjust call to Target_arm::get_real_reloc_type.
7352 (Target_arm::get_real_reloc_type): Use command line options
7353 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7354 * options.h (--target1-rel, --target1-abs, --target2): New
7355 ARM-only options.
7356
50aeb7d4
DK		 73572009-11-25 Doug Kwan <dougkwan@google.com>
7358
7359 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7360 class definition. Add code to handle --target1-rel, --target1-abs
7361 and --target2= options.
7362 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7363 and const.
7364 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7365 member declaration.
7366 (Target_arm::Scan::local, Target_arm::Scan::global,
7367 Target_arm::Relocate::relocate,
7368 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7369 call to Target_arm::get_real_reloc_type.
7370 (Target_arm::get_real_reloc_type): Use command line options to
7371 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7372 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7373 options.
7374
51938283
DK		 73752009-11-25 Doug Kwan <dougkwan@google.com>
7376
7377 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7378 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7379 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7380 formatting.
7381 (Arm_relocate_functions::thm_call): Replace body with a call to
7382 Arm_relocate_functions::thumb_branch_common.
7383 (Arm_relocate_functions::thm_jump24,
7384 Arm_relocate_functions::thm_xpc22): New method definitions.
7385 (Arm_relocate_functions::thumb_branch_common): New method definition.
7386 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7387 operator.
7388 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7389 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7390
e2b8f3c4
RÁE		 73912009-11-24 Rafael Avila de Espindola <espindola@google.com>
7392
7393 * Makefile.am: Build incremental-dump
7394 * Makefile.in: Regenerate.
7395 * incremental-dump.cc: New.
7396 * incremental.cc (Incremental_inputs_header_data,
7397 Incremental_inputs_entry_data): Move to incremental.h
7398 * incremental.h: (Incremental_inputs_header_data,
7399 Incremental_inputs_entry_data): Move from incremental.cc
7400
bcba9aec
RÁE		 74012009-11-24 Rafael Avila de Espindola <espindola@google.com>
7402
7403 * incremental.cc (Incremental_inputs_header,
7404 Incremental_inputs_header_write, Incremental_inputs_entry,
7405 Incremental_inputs_entry_write): Add a typedef with the data type.
7406
7c3afe08
RÁE		 74072009-11-24 Rafael Avila de Espindola <espindola@google.com>
7408
7409 * incremental.cc (Incremental_inputs_header,
7410 Incremental_inputs_header_write, Incremental_inputs_entry,
7411 Incremental_inputs_entry_write): Update comment about which
7412 type has the filed descriptions.
7413
d204b6e9
DK		 74142009-11-15 Doug Kwan <dougkwan@google.com>
7415
7416 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7417 (Arm_relocate_functions::arm_branch_common): Change method defintion
7418 in class definition to a method declaration and update list of formal
7419 parameters.
7420 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7421 Arm_relocation_functions::jump24): Adjust call to
7422 Arm_relocate_functions::arm_branch_common. Update list of formal
7423 parameters.
7424 (Arm_relocate_functions::xpc25): New method definition.
7425 (Arm_relocate_functions::arm_branch_common): Move method defintion
7426 out from class definition. Use stubs for mode-switching and extending
7427 branch ranges.
7428 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7429 specially. Change code to enable use of stubs in ARM branches.
7430
43d12afe
DK		 74312009-11-10 Doug Kwan <dougkwan@google.com>
7432
7433 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7434 in method declaration.
7435 (Target_arm::relocate_stub): New method declaration.
7436 (Target_arm::default_target): Change to return a pointer instead of
7437 a const reference.
7438 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7439 Target_arm::default_target.
7440 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7441 method definition.
7442 (Target_arm::relocate_section): Adjust view.
7443 (Target_arm::relocate_stub): New method definition.
7444
ac33a407
DK		 74452009-11-10 Doug Kwan <dougkwan@google.com>
7446
7447 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7448 a format warning.
7449 * incremental.cc (open_incremental_binary): Initialized local
7450 variables to avoid warnings.
7451 * object.cc (make_elf_object): Ditto.
7452 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7453 a format warning.
e1df38aa 7454
88ee28e9
L		 7455009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7456
7457 PR gold/10930
7458 * testsuite/plugin_test.c: Include "config.h".
7459
2daedcd6
DK		 74602009-11-09 Doug Kwan <dougkwan@google.com>
7461
7462 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7463 (arm_symbol_value): Remove.
7464 (Arm_relocate_functions::arm_branch_common,
7465 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7466 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7467 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7468 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7469 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7470 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7471 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7472 Arm_relocate_functions::thm_mobw_abs_nc,
7473 Arm_relocate_functions::thm_mov_abs,
7474 Arm_relocate_functions::movw_prel_nc,
7475 Arm_relocate_functions::thm_movt_abs,
7476 Arm_relocate_functions::movt_prel,
7477 Arm_relocate_functions::thm_movw_prel_nc,
7478 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7479 (Target_arm::Relocate::relocate): Only decompose address into two
7480 parts if relocation type uses the thumb-bit and pass the actual
7481 bit instead of a flag indicating that the thumb-bit is used. Adjust
7482 calls to methods in Arm_relocate_functions for this change.
7483
1276bc89 74842009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7485
7486 PR 10925
7487 * reloc.cc: Instantiate
7488 Sized_relobj::initialize_input_to_output_maps and
7489 Sized_relobj:free_input_to_output_maps.
7490
e53ad1b5
ILT		 74912009-11-06 Ian Lance Taylor <iant@google.com>
7492
7493 PR 10876
7494 * defstd.cc (in_segment): Set only_if_ref true for "end".
7495
eb44217c
DK		 74962009-11-06 Doug Kwan <dougkwan@google.com>
7497
7498 * arm.cc (class Reloc_stub): Correct a comment.
7499 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7500 (Target_arm::scan_section_for_stubs): New method declaration.
7501 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7502 Change methods from private to protected.
7503 (Target_arm::do_may_relax): New method definition.
7504 (Target_arm::do_relax, Target_arm::group_sections,
7505 Target_arm::scan_reloc_for_stub,
7506 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7507 (Target_arm::arm_input_section_map_): New data member declaration.
7508 (Target_arm::scan_reloc_for_stub,
7509 Target_arm::scan_reloc_section_for_stubs,
7510 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7511 Target_arm::do_relax): New method definitions.
7512
5d329b7d
ILT		 75132009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7514
7515 * configure.ac: Check for (struct stat)::st_mtim
7516 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7517 * config.in: Regenerate.
7518 * configure: Regenerate.
7519
96a0d71b
ILT		 75202009-11-05 Ian Lance Taylor <iant@google.com>
7521
7522 PR 10910
7523 * output.cc (Output_segment::add_output_section): Add missing
7524 return statement.
7525
594c8e5e
ILT		 75262009-11-04 Ian Lance Taylor <iant@google.com>
7527
7528 PR 10880
7529 * object.h (class Object): Add is_needed and set_is_needed
7530 methods. Add is_needed_ field. Make bool fields into bitfields.
7531 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7532 defined in a dynamic object and referenced by a regular object,
7533 set is_needed for the dynamic object.
7534 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7535 if the file is marked with as_needed and it is not needed.
7536
22b127cc
ILT		 75372009-11-04 Ian Lance Taylor <iant@google.com>
7538
7539 PR 10887
7540 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7541 tags if data is discarded by linker script.
7542 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7543 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7544 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7545 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7546
f5c870d2
ILT		 75472009-11-04 Ian Lance Taylor <iant@google.com>
7548
7549 * layout.cc (Layout::get_output_section): Add is_interp and
7550 is_dynamic_linker_section parameters. Change all callers.
7551 (Layout::choose_output_section): Likewise.
7552 (Layout::make_output_section): Likewise.
7553 (Layout::add_output_section_data): Add is_dynamic_linker_section
7554 parameter. Change all callers.
7555 * layout.h (class Layout): Update declarations.
7556 * output.h (class Output_section): Add is_interp, set_is_interp,
7557 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7558 Add is_interp_, is_dynamic_linker_section_ fields. Change
7559 generate_code_fills_at_write_ to a bitfield.
7560 * output.cc (Output_section::Output_sections): Initialize new
7561 fields.
7562 (Output_segment::add_output_section): Add do_sort parameter.
7563 Change all callers.
7564
1ae4d23b
ILT		 75652009-11-03 Ian Lance Taylor <iant@google.com>
7566
7567 PR 10860
7568 * options.h (class General_options): Add --warn-common.
7569 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7570 merging two common symbols.
7571 (Symbol_table::should_override): Handle --warn-common when merging
7572 a common symbol with a defined symbol. Use report_resolve_problem
7573 for multiple definitions.
7574 (Symbol_table::report_resolve_problem): New function.
7575 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7576
55da9579
DK		 75772009-11-03 Doug Kwan <dougkwan@google.com>
7578
7579 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7580 stub_factory_.
7581 (Target_arm::stub_factory): New method definition.
7582 (Target_arm::new_arm_input_section,
7583 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7584 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7585 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7586 New type definitions.
7587 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7588 member declarations.
7589 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7590 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7591 New method definitions.
7592
37a9ac43
ILT		 75932009-11-03 Ian Lance Taylor <iant@google.com>
7594
7595 * options.h (class General_options): Add --warn_constructors.
7596
b3d6a3d4
ILT		 75972009-11-03 Ian Lance Taylor <iant@google.com>
7598
7599 PR 10893
7600 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7601 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7602
934b01dd
ILT		 76032009-11-03 Ian Lance Taylor <iant@google.com>
7604
7605 PR 10895
7606 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7607 --msgid-bugs-address.
7608 (install-pdf): New target.
7609 (install-data_yes): Look up one directory to find mkinstalldirs.
7610
03c1939b
L		 76112009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7612
7613 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7614 tree.
7615
ebd95253
DK		 76162009-10-30 Doug Kwan <dougkwan@google.com>
7617
7618 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7619
e9bbb538
DK		 76202009-10-30 Doug Kwan <dougkwan@google.com>
7621
7622 * arm.cc (Stub_addend_reader): New struct template definition
7623 and partial specializations.
7624 (Stub_addend_reader::operator()): New method definition for a
7625 partially specialized template.
7626
d5b40221
DK		 76272009-10-30 Doug Kwan <dougkwan@google.com>
7628
7629 * arm.cc (Arm_relobj::processor_specific_flags): New method
7630 definition.
7631 (Arm_relobj::do_read_symbols): New method declaration.
7632 (Arm_relobj::processor_specific_flags_): New data member declaration.
7633 (Arm_dynobj): New class definition.
7634 (Target_arm::do_finalize_sections): Add input_objects parameter.
7635 (Target_arm::do_adjust_elf_header): New method declaration.
7636 (Target_arm::are_eabi_versions_compatible,
7637 (Target_arm::merge_processor_specific_flags): New method declaration.
7638 (Target_arm::do_make_elf_object): New overloaded method definitions
7639 and declaration.
7640 (Arm_relobj::do_read_symbols): New method definition.
7641 (Arm_dynobj::do_read_symbols): Ditto.
7642 (Target_arm::do_finalize_sections): Add input_objects parameters.
7643 Merge processor-specific flags from all input objects.
7644 (Target_arm::are_eabi_versions_compatible,
7645 Target_arm::merge_processor_specific_flags,
7646 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7647 New method definitions.
7648 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7649 Input_objects pointer type parameter.
7650 * layout.cc (Layout::finalize): Pass input objects to target's.
7651 finalize_sections function.
7652 * output.cc (Output_file_header::do_sized_write): Set ELF file
7653 header's processor-specific flags.
7654 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7655 Input_objects pointer type parameter.
7656 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7657 * target.h (Input_objects): New forward class declaration.
7658 (Target::processor_specific_flags,
7659 Target::are_processor_specific_flags_sect): New method definitions.
7660 (Target::finalize_sections): Add input_objects parameter.
7661 (Target::Target): Initialize processor_specific_flags_ and
7662 are_processor_specific_flags_set_.
7663 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7664 parameter.
7665 (Target::set_processor_specific_flags): New method definition.
7666 (Target::processor_specific_flags_,
7667 Target::are_processor_specific_flags_set_): New data member
7668 declarations.
7669 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7670 Input_objects pointer type parameter.
7671
ebabffbd
DK		 76722009-10-30 Doug Kwan <dougkwan@google.com>
7673
7674 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7675
ad0f2072
ILT		 76762009-10-28 Ian Lance Taylor <iant@google.com>
7677
7678 * object.h (class Relobj): Drop options parameter from
7679 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7680 do_scan_relocs, do_relocate. Change all callers.
7681 (class Sized_relobj): Drop options parameters from
7682 do_gc_process_relocs, do_scan_relocs, do_relocate,
7683 do_relocate_sections, relocate_sections, emit_relocs_scan,
7684 emit_relocs_scan_reltype. Change all callers.
7685 (struct Relocate_info): Remove options field and all references to
7686 it.
7687 * reloc.h (class Read_relocs): Remove options constructor
7688 parameter and options_ field. Change all callers.
7689 (class Gc_process_relocs, class Scan_relocs): Likewise.
7690 (class Relocate_task): Likewise.
7691 * target-reloc.h (scan_relocs): Remove options parameter. Change
7692 all callers.
7693 (scan_relocatable_relocs): Likewise.
7694 * target.h (class Sized_target): Remove options parameter from
7695 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7696 all callers.
7697 * gc.h (gc_process_relocs): Remove options parameter. Change all
7698 callers.
7699 * arm.cc: Update functions to remove options parameters.
7700 * i386.cc: Likewise.
7701 * powerpc.cc: Likewise.
7702 * sparc.cc: Likewise.
7703 * x86_64.cc: Likewise.
7704 * testsuite/testfile.cc: Likewise.
7705
8ffa3667
DK		 77062009-10-28 Doug Kwan <dougkwan@google.com>
7707
7708 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7709 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7710 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7711 New method definitions.
7712
40f36857
CC		 77132009-10-28 Cary Coutant <ccoutant@google.com>
7714
7715 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7716 (Plugin::cleanup_done_): New member.
7717 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7718 (Plugin_manager::cleanup_done_): Remove.
7719 (Plugin_manager::add_input_file): Edit error message.
7720 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7721 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7722
2c849493
ILT		 77232009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7724
7725 * fileread.cc: (File_read::View::~View): Use the new
7726 data_ownership_ filed.
7727 (File_read::~File_read): Dispose the new whole_file_view_.
7728 (File_read::open): Mmap the whole file if needed.
7729 (File_read::open): Use whole_file_view_ instead of contents_.
7730 (File_read::find_view): Use whole_file_view_ if applicable.
7731 (File_read::do_read): Use whole_file_view_ instead of contents_.
7732 (File_read::make_view): Use whole_file_view_ instead of contents_,
7733 update File_read::View::View call.
7734 (File_read::find_or_make_view): Update File_read::View::View
7735 call.
7736 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7737 remove contents_
7738 (File_read::View::Data_ownership): New enum.
7739 (File_read::View::View): Replace bool mapped_ with Data_ownership
7740 argument.
7741 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7742 (File_read::View::data_ownership_): New field.
7743 (File_read::contents_): Remove (replaced by whole_file_view_).
7744 (File_read::whole_file_view_): New field.
7745 * options.h (class General_options): Add --keep-files-mapped.
7746
24998053
CC		 77472009-10-27 Cary Coutant <ccoutant@google.com>
7748
7749 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7750 * testsuite/Makefile.am (plugin_test_5): New test case.
7751 * testsuite/Makefile.in: Regenerate.
7752
72adc4fa
DK		 77532009-10-25 Doug Kwan <dougkwan@google.com>
7754
7755 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7756 from private to protected to allow access by child class.
7757 (Sized_relobj::do_relocate_sections): New method declaration.
7758 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7759 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7760 Sized_relobj::relocate_sections. Instantiate template explicitly
7761 for different target sizes and endianity.
7762
07f508a2
DK		 77632009-10-24 Doug Kwan <dougkwan@google.com>
7764
7765 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7766 (Arm_input_section::as_arm_input_section): New method.
7767 (Arm_output_section): New class definition.
7768 (Arm_output_section::create_stub_group,
7769 Arm_output_section::group_sections): New method definitions.
7770
10ad9fe5
DK		 77712009-10-22 Doug Kwan <dougkwan@google.com>
7772
7773 * arm.cc (Arm_input_section): New class definition.
7774 (Arm_input_section::init, Arm_input_section:do_write,
7775 Arm_input_section::set_final_data_size,
7776 Arm_input_section::do_reset_address_and_file_offset): New method
7777 definitions.
7778
56ee5e00
DK		 77792009-10-21 Doug Kwan <dougkwan@google.com>
7780
7781 * arm.cc (Stub_table, Arm_input_section): New forward class
7782 declarations.
7783 (Stub_table): New class defintion.
7784 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7785 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7786 New method definition.
7787
b569affa
DK		 77882009-10-21 Doug Kwan <dougkwan@google.com>
7789
7790 * arm.cc: Update copyright comments.
7791 (Target_arm): New forward class template declaration.
7792 (Arm_address): New type.
7793 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7794 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7795 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7796 constants.
7797 (Insn_template): Same.
7798 (DEF_STUBS): New macro.
7799 (Stub_type): New enum type.
7800 (Stub_template): New class definition.
7801 (Stub): Same.
7802 (Reloc_stub): Same.
7803 (Stub_factory): Same.
7804 (Target_arm::Target_arm): Initialize may_use_blx_ and
7805 should_force_pic_veneer_.
7806 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7807 Target_arm::should_force_pic_veneer,
7808 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7809 Target_arm::using_thumb_only, Target_arm:;default_target): New
7810 method defintions.
7811 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7812 New data member declarations.
7813 (Insn_template::size, Insn_template::alignment): New method defintions.
7814 (Stub_template::Stub_template): New method definition.
7815 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7816 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7817 (Stub_factory::Stub_factory): New method definition.
7818 * gold.h (string_hash): New template.
7819 * output.h (Input_section_specifier::hash_value): Use
7820 gold::string_hash.
7821 (Input_section_specifier::string_hash): Remove.
7822 * stringpool.cc (Stringpool_template::string_hash): Use
7823 gold::string_hash.
7824
6c172549
DK		 78252009-10-20 Doug Kwan <dougkwan@google.com>
7826
7827 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7828 symbols of relaxed input sections.
7829 * output.h (Output_section::find_relaxed_input_section): Make
7830 method public.
7831
c5617f2f
DK		 78322009-10-16 Doug Kwan <dougkwan@google.com>
7833
7834 * dynobj.cc (Versions::Versions): Initialize version_script_.
7835 Only insert base version symbol definition for a shared object
7836 if version script defines any version versions.
7837 (Versions::define_base_version): New method definition.
7838 (Versions::add_def): Check that base version is not needed.
7839 (Versions::add_need): Define base version lazily.
7840 * dynobj.h (Versions::define_base_version): New method declaration.
7841 (Versions::needs_base_version_): New data member declaration.
7842 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7843 (check_DATA): Add no_version_test.stdout.
7844 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7845 New make rules.
7846 * testsuite/Makefile.in: Regenerate.
7847 * testsuite/no_version_test.c: New file.
7848 * testsuite/no_version_test.sh: Ditto.
7849
3c12dcdb
DK		 78502009-10-16 Doug Kwan <dougkwan@google.com>
7851
7852 * expression.cc (class Segment_start_expression): New class definition.
7853 (Segment_start_expression::value): New method definition.
7854 (script_exp_function_segment_start): Return a new
7855 Segment_start_expression.
7856 * gold/script-c.h (script_saw_segment_start_expression): New function
7857 prototype.
7858 * script-sections.cc (Script_sections::Script_sections): Initialize
7859 SAW_SEGMENT_START_EXPRESSION_ to false.
7860 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7861 and -Tbbs options to specify section addresses if given in
7862 command line and no SEGMENT_START expression is seen in a script.
7863 * script-sections.h (Script_sections::saw_segment_start_expression,
7864 Script_sections::set_saw_segment_start_expression): New method
7865 definition.
7866 (Script_sections::saw_segment_start_expression_): New data member
7867 declaration.
7868 * script.cc (script_saw_segment_start_expression): New function.
7869 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7870 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7871 script_test_7.sh and script_test_8.sh.
7872 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7873 script_test_8.stdout.
7874 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7875 (script_test_6, script_test_6.stdout, script_test_7,
7876 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7877 * Makefile.in: Regenerate.
7878 * testsuite/script_test_6.sh: New file.
7879 * testsuite/script_test_6.t: Same.
7880 * testsuite/script_test_7.sh: Same.
7881 * testsuite/script_test_7.t: Same.
7882 * testsuite/script_test_8.sh: Same.
7883
64b1ae37
DK		 78842009-10-16 Doug Kwan <dougkwan@google.com>
7885
7886 * output.cc (Output_segment::set_section_list_address): Cast
7887 expressions to unsigned long long type to avoid format warnings.
7888
661be1e2
ILT		 78892009-10-15 Ian Lance Taylor <iant@google.com>
7890
12edd763 7891 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7892 dot assignment to script_sections_.
12edd763
ILT		 7893 * script-sections.cc (Script_sections::add_dot_assignment):
7894 Initialize if necessary.
7895
68b6574b
ILT		 7896 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7897 program headers with no load segment if there is a linker script.
7898
661be1e2
ILT		 7899 * layout.cc (Layout::set_segment_offsets): Align the file offset
7900 to the segment aligment for -N or -n with no load segment.
7901 * output.cc (Output_segment::add_output_section): Don't crash if
7902 the first section is a TLS section.
7903 (Output_segment::set_section_list_addresses): Print an error
7904 message if the address moves backward in a linker script.
7905 * script-sections.cc
7906 (Output_section_element_input::set_section_addresses): Don't
7907 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7908 (Orphan_output_section::set_section_addresses): Likewise.
7909
f15f61a7
DK		 79102009-10-15 Doug Kwan <dougkwan@google.com>
7911
7912 * layout.cc (Layout::finish_dynamic_section): Generate tags
7913 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7914 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7915 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7916
82bb573a
ILT		 79172009-10-14 Ian Lance Taylor <iant@google.com>
7918
7919 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7920 fields.
7921 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7922 data_shdr fields of relinfo.
7923 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7924 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7925 R_386_TLS_LDO_32, adjust based on section flags.
7926 (Target_i386::Relocate::fix_up_ldo): Remove.
7927
374ad285
ILT		 79282009-10-13 Ian Lance Taylor <iant@google.com>
7929
7930 Add support for -pie.
7931 * options.h (class General_options): Add -pie and
7932 --pic-executable.
7933 (General_options::output_is_position_independent): Test -pie.
7934 (General_options::output_is_executable): Return true if not shared
7935 and not relocatable.
7936 (General_options::output_is_pie): Remove.
7937 * options.cc (General_options::finalize): Reject incompatible uses
7938 of -pie.
7939 * gold.cc (queue_middle_tasks): A -pie link is not static.
7940 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7941 * symtab.cc (Symbol::final_value_is_known): Return false if
7942 output_is_position_independent.
7943 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7944 output_is_position_independent.
7945 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7946 output_is_position_independent.
7947 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7948 output_is_position_independent.
7949 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7950 two_file_pie_test.
7951 (basic_pie_test.o, basic_pie_test): New targets.
7952 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7953 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7954 (two_file_pie_test): New target.
7955 * testsuite/Makefile.in: Rebuild.
7956 * README: Remove note saying that -pie is not supported.
7957
c6585162
ILT		 79582009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7959
7960 * options.h (class General_options): Add -init and -fini.
7961 * layout.cc (Layout::finish_dynamic_section): Emit
7962 given init and fini functions.
7963
032ce4e9
ST		 79642009-10-13 Sriraman Tallam <tmsriram@google.com>
7965
7966 * gc.h (gc_process_relocs): Check if icf is enabled using new
7967 function.
7968 * gold.cc (queue_initial_tasks): Likewise.
7969 (queue_middle_tasks): Likewise.
7970 * object.cc (do_layout): Likewise.
7971 * symtab.cc (is_section_folded): Likewise.
7972 * main.cc (main): Likewise.
7973 * reloc.cc (Read_relocs::run): Likewise.
7974 (Sized_relobj::do_scan_relocs): Likewise.
7975 * icf.cc (is_function_ctor_or_dtor): New function.
7976 (Icf::find_identical_sections): Check if function is ctor or dtor when
7977 safe icf is chosen.
7978 * options.h (General_options::icf): Change option to be an enum.
7979 (Icf_status): New enum.
7980 (icf_enabled): New method.
7981 (icf_safe_folding): New method.
7982 (set_icf_status): New method.
7983 (icf_status_): New variable.
7984 * (options.cc) (General_options::finalize): Set icf_status_.
7985 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7986 icf_test and icf_keep_unique_test to use the --icf enum flag.
7987 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7988 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7989
f345227a
ST		 79902009-10-12 Sriraman Tallam <tmsriram@google.com>
7991
7992 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7993 includes to gc.h and icf.h.
7994 * arm.cc: Include gc.h.
7995 * gold.cc: Likewise.
7996 * i386.cc: Likewise.
7997 * powerpc.cc: Likewise.
7998 * sparc.cc: Likewise.
7999 * x86_64.cc: Likewise.
8000 * gc.h: Include icf.h.
8001
1c7814ed
ILT		 80022009-10-11 Ian Lance Taylor <iant@google.com>
8003
8004 * plugin.cc: Include "gold.h" before other header files.
8005
ae3b5189
CD		 80062009-10-10 Chris Demetriou <cgd@google.com>
8007
8008 * options.h (Input_file_argument::Input_file_type): New enum.
8009 (Input_file_argument::is_lib_): Replace with...
8010 (Input_file_argument::type_): New member.
8011 (Input_file_argument::Input_file_argument): Take Input_file_type
8012 'type' rather than boolean 'is_lib' as second argument.
8013 (Input_file_argument::is_lib): Use type_.
8014 (Input_file_argument::is_searched_file): New function.
8015 (Input_file_argument::may_need_search): Handle is_searched_file.
8016 * options.cc (General_options::parse_library): Support -l:filename.
8017 (General_options::parse_just_symbols): Update for Input_file_argument
8018 changes.
8019 (Command_line::process): Likewise.
8020 * archive.cc (Archive::get_file_and_offset): Likewise.
8021 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8022 * script.cc (read_script_file, script_add_file): Likewise.
8023 * fileread.cc (Input_file::Input_file): Likewise.
8024 (Input_file::will_search_for): Handle is_searched_file.
8025 (Input_file::open): Likewise.
8026 * readsyms.cc (Read_symbols::get_name): Likewise.
8027 * testsuite/Makefile.am (searched_file_test): New test.
8028 * testsuite/Makefile.in: Regenerate.
8029 * testsuite/searched_file_test.cc: New file.
8030 * testsuite/searched_file_test_lib.cc: New file.
8031
f3048a1d
ILT		 80322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8033 Ian Lance Taylor <iant@google.com>
8034
8035 * descriptor.cc: Include <cstdio> and "binary-io.h".
8036 (Descriptors::open): Open the files in binary mode always.
8037 * script.cc (Lex::get_token): Treat \r as whitespace.
8038
d4780e57
ILT		 80392009-10-09 Ian Lance Taylor <iant@google.com>
8040
8041 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8042
d9a893b8
ILT		 80432009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8044 Ian Lance Taylor <iant@google.com>
8045
8046 * configure.ac: Check for readv function also.
8047 * fileread.cc (readv): Define if not HAVE_READV.
8048 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8049 does not exist.
8050 * config.in: Regenerate.
8051 * configure: Regenerate.
8052
c0a62865
DK		 80532009-10-09 Doug Kwan <dougkwan@google.com>
8054
8055 * layout.cc (Layout::make_output_section): Call target hook to make
8056 ordinary output section.
8057 (Layout::finalize): Adjust parameter list of call the
8058 Target::may_relax().
8059 * layout.h (class Layout::section_list): New method.
8060 * merge.h (Output_merge_base::entsize): Change visibility to public.
8061 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8062 New methods.
8063 (Output_merge_string::do_is_string): New method.
8064 * object.cc (Sized_relobj::do_setup): renamed from
8065 Sized_relobj::set_up.
8066 * object.h (Sized_relobj::adjust_shndx,
8067 Sized_relobj::initializ_input_to_output_maps,
8068 Sized_relobj::free_input_to_output_maps): Change visibilities to
8069 protected.
8070 (Sized_relobj::setup): Virtualize.
8071 (Sized_relobj::do_setup): New method declaration.
8072 (Sized_relobj::invalidate_section_offset,
8073 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8074 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8075 * options.cc (parse_int): New function.
8076 * options.h (parse_int): New declaration.
8077 (DEFINE_int): New macro.
8078 (stub_group_size): New option.
8079 * output.cc (Output_section::Output_section): Initialize memebers
8080 merge_section_map_, merge_section_by_properties_map_,
8081 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8082 (Output_section::add_input_section): Handled deferred code-fill
8083 generation and remove an old comment.
8084 (Output_section::add_relaxed_input_section): New method definition.
8085 (Output_section::add_merge_input_section): Use merge section by
8086 properties map to speed to search. Update merge section maps
8087 as appropriate.
8088 (Output_section::build_relaxation_map): New method definition.
8089 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8090 Same.
8091 (Output_section::relax_input_section): Renamed to
8092 Output_section::convert_input_sections_to_relaxed_sections and change
8093 interface to take a vector of pointers to relaxed sections.
8094 (Output_section::find_merge_section,
8095 Output_section::find_relaxed_input_section): New method definitions.
8096 (Output_section::is_input_address_mapped,
8097 Output_section::output_offset, Output_section::output_address):
8098 Use output section data maps to speed up searching.
8099 (Output_section::find_starting_output_address): Add comments.
8100 (Output_section::do_write,
8101 Output_section::write_to_postprocessing_buffer): Do code-fill
8102 generation as appropriate.
8103 (Output_section::get_input_sections): Invalidate relaxed input section
8104 map.
8105 (Output_section::restore_states): Adjust type of checkpoint .
8106 Invalidate relaxed input section map.
8107 * output.h (Output_merge_base): New class declaration.
8108 (Input_section_specifier): New class defintion.
8109 (class Output_relaxed_input_section) Change base class to
8110 Output_section_data_build.
8111 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8112 base class initializer.
8113 (Output_section::add_relaxed_input_section): New method declaration.
8114 (Output_section::Input_section): Change visibility to protected.
8115 (Output_section::Input_section::relobj,
8116 Output_section::Input_section::shndx): Handle relaxed input sections.
8117 Output_section::input_sections) Change visibility to protected. Also
8118 define overload to return a non-const pointer.
8119 (Output_section::Merge_section_properties): New class defintion.
8120 (Output_section::Merge_section_by_properties_map,
8121 Output_section::Output_section_data_by_input_section_map,
8122 Output_section::Relaxation_map): New types.
8123 (Output_section::relax_input_section): Rename method to
8124 Output_section::convert_input_sections_to_relaxed_sections and change
8125 interface to take a vector of relaxed section pointers.
8126 (Output_section::find_merge_section,
8127 Output_section::find_relaxed_input_section,
8128 Output_section::build_relaxation_map,
8129 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8130 New method declarations.
8131 (Output_section::merge_section_map_
8132 Output_section::merge_section_by_properties_map_,
8133 Output_section::relaxed_input_section_map_,
8134 Output_section::is_relaxed_input_section_map_valid_,
8135 Output_section::generate_code_fills_at_write_): New data members.
8136 * script-sections.cc
8137 (Output_section_element_input::set_section_addresses): Call
8138 current_data_size and addralign methods of relaxed input sections.
8139 (Orphan_output_section::set_section_addresses): Call current_data_size
8140 and addralign methods of relaxed input sections.
8141 * symtab.cc (Symbol_table::compute_final_value): Extract template
8142 from the body of Symbol_table::sized_finalize_symbol.
8143 (Symbol_table::sized_finalized_symbol): Call
8144 Symbol_table::compute_final_value.
8145 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8146 (Symbol_table::compute_final_value): New templated method declaration.
8147 * target.cc (Target::do_make_output_section): New method defintion.
8148 * target.h (Target::make_output_section): New method declaration.
8149 (Target::relax): Add more parameters for input objects, symbol table
8150 and layout. Adjust call to do_relax.
8151 (Target::do_make_output_section): New method declaration.
8152 (Target::do_relax): Add parameters for input objects, symbol table
8153 and layout.
8154
d446d6c4
ILT		 81552009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8156
8157 * pread.c: Include stdio.h.
8158
bc06c745
ILT		 81592009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8160
8161 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8162 defined.
8163
75aea3d0
ILT		 81642009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8165
8166 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8167 Change read_shndx type to unsigned int.
8168 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8169 int.
8170 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8171 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8172 Change read_shndx type to unsigned int.
8173 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8174 int.
8175 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8176 * layout.cc (Layout::create_symtab_sections): Cast the result of
8177 local_symcount * symsize to off_t in the gold_assert.
8178
be8fcb75
ILT		 81792009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8180
8181 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8182 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8183 R_ARM_BASE_ABS.
8184 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8185 (Arm_relocate_functions::thm_abs5): New function.
8186 (Arm_relocate_functions::abs12): New function.
8187 (Arm_relocate_functions::abs16): New function.
8188 (Arm_relocate_functions::base_abs): New function.
8189 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8190 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8191 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8192 R_ARM_BASE_ABS.
8193 (Scan::global): Likewise.
8194 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8195 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8196 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8197 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8198 R_ARM_BASE_ABS.
8199
c2a122b6
ILT		 82002009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8201
8202 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8203 (Arm_relocate_functions::movt_prel): New function.
8204 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8205 (Arm_relocate_functions::thm_movt_prel): New function.
8206 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8207 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8208 (Scan::global, Relocate::relocate): Likewise.
8209 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8210
c4aa1e2d
ILT		 82112009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8212
8213 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8214 Incremental_checker.
8215 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8216 unsigned int.
8217 (class Incremental_inputs_header): New class.
8218 (Incremental_inputs_header_writer): Edit comment.
8219 (Incremental_inputs_entry): New class.
8220 (Incremental_inputs_entry_writer): Edit comment.
8221 (Sized_incremental_binary::do_find_incremental_inputs_section):
8222 Add *strtab_shndx parameter, fill it.
8223 (Sized_incremental_binary::do_check_inputs): New method.
8224 (Incremental_checker::can_incrementally_link_output_file): Use
8225 Sized_incremental_binary::check_inputs.
8226 (Incremental_inputs::report_command_line): Save command line in
8227 command_line_.
8228 * incremental.h:
8229 (Incremental_binary::find_incremental_inputs_section): New
8230 method.
8231 (Incremental_binary::do_find_incremental_inputs_section): Add
8232 strtab_shndx parameter.
8233 (Incremental_binary::do_check_inputs): New pure virtual method.
8234 (Sized_incremental_binary::do_check_inputs): Declare.
8235 (Incremental_checker::Incremental_checker): Add incremental_inputs
8236 parameter, use it to initialize incremental_inputs_.
8237 (Incremental_checker::incremental_inputs_): New field.
8238 (Incremental_checker::command_line): New method.
8239 (Incremental_checker::inputs): New method.
8240 (Incremental_checker::command_line_): New field.
8241
c549a694
ILT		 82422009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8243
8244 * incremental.cc: Include <cstdarg> and "target-select.h".
8245 (vexplain_no_incremental): New function.
8246 (explain_no_incremental): New function.
8247 (Incremental_binary::error): New method.
8248 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8249 method.
8250 (make_sized_incremental_binary): New function.
8251 (open_incremental_binary): New function.
8252 (can_incrementally_link_file): Add checks if output is ELF and has
8253 inputs section.
8254 * incremental.h: Include "elfcpp_file.h" and "output.h".
8255 (Incremental_binary): New class.
8256 (Sized_incremental_binary): New class.
8257 (open_incremental_binary): Declare.
8258 * object.cc (is_elf_object): Use
8259 elfcpp::Elf_recognizer::is_elf_file.
8260 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8261 * output.h (Output_file::filesize): New method.
8262
fd3c5f0b
ILT		 82632009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8264
8265 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8266 New function.
8267 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8268 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8269 function.
8270 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8271 function.
8272 (Arm_relocate_functions::movw_abs_nc): New function.
8273 (Arm_relocate_functions::movt_abs): New function.
8274 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8275 (Arm_relocate_functions::thm_movt_abs): New function.
8276 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8277 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8278 (Scan::global): Likewise.
8279 (Relocate::relocate): Likewise.
8280 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8281
7f5309a5
ILT		 82822009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8283
8284 * arm.cc (Arm_relocate_functions::got_prel) New function.
8285 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8286 (Relocate::relocate): Likewise.
8287 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8288
364c7fa5
ILT		 82892009-10-06 Ian Lance Taylor <iant@google.com>
8290
8291 * options.h (class General_options): Define
8292 split_stack_adjust_size parameter.
8293 * object.h (class Object): Add uses_split_stack_ and
8294 has_no_split_stack_ fields. Add uses_split_stack and
8295 has_no_split_stack accessor functions. Declare
8296 handle_split_stack_section.
8297 (class Reloc_symbol_changes): Define.
8298 (class Sized_relobj): Define Function_offsets. Declare
8299 split_stack_adjust, split_stack_adjust_reltype, and
8300 find_functions.
8301 * object.cc (Object::handle_split_stack_section): New function.
8302 (Sized_relobj::do_layout): Call handle_split_stack_section.
8303 * dynobj.cc (Sized_dynobj::do_layout): Call
8304 handle_split_stack_section.
8305 * reloc.cc (Sized_relobj::relocate_sections): Call
8306 split_stack_adjust for executable sections in split_stack
8307 objects. Pass reloc_map to relocate_section.
8308 (Sized_relobj::split_stack_adjust): New function.
8309 (Sized_relobj::split_stack_adjust_reltype): New function.
8310 (Sized_relobj::find_functions): New function.
8311 * target-reloc.h: Include "object.h".
8312 (relocate_section): Add reloc_symbol_changes parameter. Change
8313 all callers.
8314 * target.h (class Target): Add calls_non_split method. Declare
8315 do_calls_non_split virtual method. Declare match_view and
8316 set_view_to_nop.
8317 * target.cc: Include "elfcpp.h".
8318 (Target::do_calls_non_split): New function.
8319 (Target::match_view): New function.
8320 (Target::set_view_to_nop): New function.
8321 * gold.cc (queue_middle_tasks): Give an error if mixing
8322 split-stack and non-split-stack objects with -r.
8323 * i386.cc (Target_i386::relocate_section): Add
8324 reloc_symbol_changes parameter.
8325 (Target_i386::do_calls_non_split): New function.
8326 * x86_64.cc (Target_x86_64::relocate_section): Add
8327 reloc_symbol_changes parameter.
8328 (Target_x86_64::do_calls_non_split): New function.
8329 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8330 parameter.
8331 * powerpc.cc (Target_powerpc::relocate_section): Add
8332 reloc_symbol_changes parameter.
8333 * sparc.cc (Target_sparc::relocate_section): Add
8334 reloc_symbol_changes parameter.
8335 * configure.ac: Call AM_CONDITIONAL for the default target.
8336 * configure: Rebuild.
8337 * testsuite/Makefile.am (TEST_AS): New variable.
8338 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8339 (check_DATA): Add split_i386 and split_x86_64 files.
8340 (SPLIT_DEFSYMS): Define.
8341 (split_i386_[1234n].o): New targets.
8342 (split_i386_[124]): New targets.
8343 (split_i386_[1234r].stdout): New targets.
8344 (split_x86_64_[1234n].o): New targets.
8345 (split_x86_64_[124]): New targets.
8346 (split_x86_64_[1234r].stdout): New targets.
8347 (MOSTLYCLEANFILES): Add new executables.
8348 * testsuite/split_i386.sh: New file.
8349 * testsuite/split_x86_64.sh: New file.
8350 * testsuite/split_i386_1.s: New file.
8351 * testsuite/split_i386_2.s: New file.
8352 * testsuite/split_i386_3.s: New file.
8353 * testsuite/split_i386_4.s: New file.
8354 * testsuite/split_i386_n.s: New file.
8355 * testsuite/split_x86_64_1.s: New file.
8356 * testsuite/split_x86_64_2.s: New file.
8357 * testsuite/split_x86_64_3.s: New file.
8358 * testsuite/split_x86_64_4.s: New file.
8359 * testsuite/split_x86_64_n.s: New file.
8360 * testsuite/testfile.cc (Target_test): Update relocation_section
8361 function.
8362 * testsuite/Makefile.in: Rebuild.
8363
e8a9fcda
ILT		 83642009-10-06 Ian Lance Taylor <iant@google.com>
8365
8366 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8367 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8368 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8369 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8370 the address on ldo_addrs_.
8371 (Target_i386::Relocate::fix_up_ldo): New function.
8372
e99daf92
ILT		 83732009-10-06 Rafael Espindola <espindola@google.com>
8374
8375 * plugin.cc (add_input_library): New.
8376 (Plugin::load): Add add_input_library to tv.
8377 (Plugin_manager::add_input_file): Add the is_lib argument.
8378 (add_input_file): Update call to Plugin_manager::add_input_file.
8379 (add_input_library): New.
8380 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8381
966d4097
DK		 83822009-09-30 Doug Kwan <dougkwan@google.com>
8383
8384 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8385 symbol and call Symbol::may_need_copy_reloc to determine if
8386 a copy reloc is needed.
8387 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8388 nocopyreloc is given in command line.
8389 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8390 given in command line.
8391 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8392 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8393 of the removed Target_i386::may_need_copy_reloc.
8394 * options.h (copyreloc): New option with default value false.
8395 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8396 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8397 instead of the removed Target_powerpc::may_need_copy_reloc.
8398 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8399 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8400 instead of the removed Target_sparc::may_need_copy_reloc.
8401 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8402 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8403 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8404 instead of the removed Target_x86_64::may_need_copy_reloc.
8405
029ba973
ILT		 84062009-09-30 Ian Lance Taylor <iant@google.com>
8407
8408 * object.h (class Object): Remove target_ field, and target,
8409 sized_target, and set_target methods.
8410 (Object::sized_target): Remove.
8411 (class Sized_relobj): Update declarations. Remove sized_target.
8412 * object.cc (Sized_relobj::setup): Remove target parameter.
8413 Change all callers.
8414 (Input_objects::add_object): Don't do anything with the target.
8415 (make_elf_sized_object): Add punconfigured parameter. Change all
8416 callers. Set or test parameter target.
8417 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8418 Change all callers.
8419 * parameters.cc (Parameters::set_target): Change parameter type to
8420 be non-const.
8421 (Parameters::default_target): Remove.
8422 (set_parameters_target): Change parameter type to be non-const.
8423 (parameters_force_valid_target): New function.
8424 (parameters_clear_target): New function.
8425 * parameters.h (class Parameters): Update declarations. Remove
8426 default_target method. Add sized_target and clear_target
8427 methods. Change target_ to be non-const.
8428 (set_parameters_target): Update declaration.
8429 (parameters_force_valid_target): Declare.
8430 (parameters_clear_target): Declare.
8431 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8432 as NULL if we aren't searching.
8433 (Add_symbols::run): Don't check for compatible target.
8434 * fileread.cc (Input_file::open_binary): Call
8435 parameters_force_valid_target.
8436 * gold.cc (queue_middle_tasks): Likewise.
8437 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8438 set_target on object.
8439 * dynobj.h (class Sized_dynobj): Update declarations.
8440 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8441 make_elf_object returns NULL.
8442 (Archive::include_member): Don't check whether object target is
8443 compatible.
8444 * output.cc (Output_section::add_input_section): Get target from
8445 parameters.
8446 (Output_section::relax_input_section): Likewise.
8447 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8448 parameters.
8449 (Sized_relobj::do_scan_relocs): Likewise.
8450 (Sized_relobj::relocate_sections): Likewise.
8451 * resolve.cc (Symbol_table::resolve): Likewise.
8452 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8453 parameter. Change all callers.
8454 (Symbol_table::add_from_object): Get target from parameters.
8455 (Symbol_table::add_from_relobj): Don't check object target.
8456 (Symbol_table::add_from_dynobj): Likewise.
8457 (Symbol_table::define_special_symbol): Get target from
8458 parameters.
8459 * symtab.h (class Symbol_table): Update declaration.
8460 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8461 parameter. Change all callers. Clear parameter target.
8462 (Binary_test): Test target here.
8463 * testsuite/object_unittest.cc (gold_testsuite): Remove
8464 target_test_pointer parameter. Change all callers.
8465 (Object_test): Test target here.
8466
a6a22b83
ILT		 84672009-09-26 Ian Lance Taylor <iant@google.com>
8468
8469 * testsuite/initpri1.c: Don't try to use constructor priorities if
8470 compiling with gcc before 4.3.
8471
6a8f49fe
ILT		 84722009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8473
8474 * testsuite/retain_symbols_file_test.sh (check_present): Change
8475 output file name to retain_symbols_file_test.stdout.
8476 (check_absent): Likewise.
8477
8c604651
CS		 84782009-09-18 Craig Silverstein <csilvers@google.com>
8479
8480 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8481 * options.cc: Include <cerrno> and <fstream>.
8482 (General_options::finalize): Parse -retain-symbols-file tag.
8483 * options.h: New flag.
8484 (General_options): New method should_retain_symbol, new
8485 variable symbols_to_retain.
8486 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8487 should_retain_symbol map.
8488 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8489 * testsuite/Makefile.in: Regenerate.
8490 * testsuite/retain_symbols_file_test.sh: New file.
8491
ca58b19f
NC		 84922009-09-18 Nick Clifton <nickc@redhat.com>
8493
8494 * po/es.po: Updated Spanish translation.
8495
20e6d0d6
DK		 84962009-09-17 Doug Kwan <dougkwan@google.com>
8497
8498 * debug.h (DEBUG_RELAXATION): New constant.
8499 (DEBUG_ALL): Add DEBUG_RELAXATION.
8500 (debug_string_to_enum): Add relaxation debug option.
8501 * layout.cc
8502 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8503 Layout::Relaxation_debug_check::read_sections,
8504 Layout::Relaxation_debug_check::read_sections): New method definitions.
8505 (Layout::Layout): Initialize data members
8506 record_output_section_data_from_scrips_,
8507 script_output_section_data_list_ and relaxation_debug_check_.
8508 (Layout::save_segments, Layout::restore_segments,
8509 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8510 Layout::relaxation_loop_body): New method definitions.
8511 (Layout::finalize): Support relaxation. Move section layout code to
8512 Layout::relaxation_loop_body.
8513 (Layout::set_asection_address_from_script): Move code for orphan
8514 section placement out.
8515 (Layout::place_orphan_sections_in_script): New method definition.
8516 * layout.h (Output_segment_headers, Output_file_header):
8517 New forward class declarations.
8518 (Layout::~Layout): Define.
8519 (Layout::new_output_section_data_from_script): New method definition.
8520 (Layout::place_orphan_sections_in_script): New method declaration.
8521 (Layout::Segment_states): New type declaration.
8522 (Layout::save_segments, Layout::restore_segments,
8523 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8524 Layout::relaxation_loop_body): New method declarations.
8525 (Layout::Output_section_data_list): New type declaration.
8526 (Layout::Relaxation_debug_check): New class definition.
8527 (Layout::record_output_section_data_from_script_,
8528 Layout::script_output_section_data_list_, Layout::segment_states_,
8529 Layout::relaxation_debug_check_): New data members.
8530 * output.cc: (Output_section_headers::do_size): New method definition.
8531 (Output_section_headers::Output_section_headers): Move size
8532 computation to Output_section_headers::do_size.
8533 (Output_segment_headers::do_size): New method definition.
e1df38aa 8534 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8535 Output_file_header::do_size and call it.
8536 (Output_file_header::do_size): New method definition.
8537 (Output_data_group::Output_data_group): Adjust call to
8538 Output_section_data.
8539 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8540 (Output_symtab_xindex::do_write): Add array bound check.
8541 (Output_section::Input_section::print_to_mapfile): Handle
8542 RELAXED_INPUT_SECTION_CODE.
8543 (Output_section::Output_section): Initialize data member checkpoint_.
8544 (Output_section::~Output_section): Delete checkpoint object pointed
8545 by checkpoint_.
8546 (Output_section::add_input_section): Always add an Input_section if
8547 relaxing.
8548 (Output_section::add_merge_input_section): Add assert.
8549 (Output_section::relax_input_section): New method definition.
8550 (Output_section::set_final_data_size): Set load address to zero for
8551 an unallocated section.
8552 (Output_section::do_address_and_file_offset_have_reset_values):
8553 New method definition.
8554 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8555 Handle relaxed input section.
8556 (Output_section::sort_attached_input_sections): Checkpoint input
8557 section list lazily.
8558 (Output_section::get_input_sections): Change type of input_sections to
8559 list of Simple_input_section pointers. Checkpoint input section list
8560 lazily. Also handle relaxed input sections.
8561 (Output_section::add_input_section_for_script): Take a reference to
8562 a Simple_input_section object instead of Relobj pointer and section
8563 index as parameter. Handle relaxed input sections.
8564 (Output_section::save_states, Output_section::restore_states): New
8565 method definitions.
8566 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8567 (Output_data::is_data_size_fixed): New method definition.
8568 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8569 if it is fixed.
8570 (Output_data::address_and_file_offset_have_reset_values): New method
8571 definition.
8572 (Output_data::do_address_and_file_offset_have_reset_values): New method
8573 definition.
8574 (Output_data::set_data_size): Check that data size is not fixed.
8575 (Output_data::fix_data_size): New method definition.
8576 (Output_data::is_data_size_fixed_): New data member.
8577 (Output_section_headers::set_final_data_size): New method definition.
8578 (Output_section_headers::do_size): New method declaration.
8579 (Output_segment_headers::set_final_data_size): New method definition.
8580 (Output_segment_headers::do_size): New method declaration.
8581 (Output_file_header::set_final_data_size)::New method definition.
8582 (Output_file_header::do_size)::New method declaration.
8583 (Output_section_data::Output_section_data): Add new parameter
8584 is_data_size_fixed and use it to fix data size.
8585 (Output_data_const::Output_data_const): Adjust call to base class
8586 constructor and fix data size.
8587 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8588 base class constructor and fix data size.
8589 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8590 base class constructor and fix data size.
8591 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8592 class constructor and fix data size.
8593 (Output_data_group::set_final_data_size): New method definition.
8594 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8595 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8596 class constructor and fix data size.
8597 (Output_relaxed_input_section): New class definition.
8598 (Output_section::Simple_input_section): New class definition.
8599 (Output_section::get_input_sections): Adjust parameter list.
8600 (Output_section::add_input_section_for_script): Same.
8601 (Output_section::save_states, Output_section::restore_states,
8602 Output_section::do_address_and_file_offset_have_reset_values,
8603 (Output_section::Input_section::Input_section): Handle
8604 RELAXED_INPUT_SECTION_CODE. Add new overload for
8605 Output_relaxed_input_section.
8606 (Output_section::Input_section::is_input_section,
8607 Output_section::Input_section::set_output_section): Handle relaxed
8608 input section.
8609 (Output_section::Input_section::is_relaxed_input_section,
8610 Output_section::Input_section::output_section_data,
8611 Output_section::Input_section::relaxed_input_section): New method
8612 definitions.
8613 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8614 value.
8615 (Output_section::Input_section::u1_): Update comments.
8616 (Output_section::Input_section::u2_): Add new union member poris.
8617 (Output_section::Checkpoint_output_section): New classs definition.
8618 (Output_section::relax_input_section): New method declaration.
8619 (Output_section::checkpoint_): New data member.
8620 (Output_segment): Update comments.
8621 (Output_segment::Output_segment): Un-privatize copy constructor.
8622 (Output_segment::operator=): Un-privatize.
8623 * script-sections.cc (Output_section_element::Input_section_list):
8624 Change element type to Output_section::Simple_input_section.
8625 (Output_section_element_dot_assignment::set_section_addresses):
8626 Register output section data for relaxation clean up.
8627 (Output_data_exression::Output_data_expression): Adjust call to base
8628 constructor to fix data size.
8629 (Output_section_element_data::set_section_addresses): Register
8630 Output_data_expression object for relaxation clean up.
8631 (struct Input_section_info): Replace Relobj pointer and section index
8632 pair with Output_section::Simple_input_section and Convert struct to a
8633 class.
8634 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8635 Input_section_info data member to use accessors.
20e6d0d6
DK		 8636 (Output_section_element_input::set_section_addresses): Use layout
8637 parameter. Adjust code to use Output_section::Simple_input_section
8638 and Input_secction_info classes. Register filler for relaxation
8639 clean up.
8640 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8641 and section index pair with Output_section::Simple_input_section
8642 class. Adjust code accordingly.
8643 (Phdrs_element::release_segment): New method definition.
8644 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8645 segment list.
8646 (Script_sections::release_segments): New method definition.
8647 * gold/script-sections.h (Script_sections::release_segments): New
8648 method declaration.
8649 * gold/target.h (Target::may_relax, Target::relax,
8650 Target::do_may_relax, Target::do_relax): New method definitions.
8651
5e445df6
ILT		 86522009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8653
8654 * arm.cc (has_signed_unsigned_overflow): New function.
8655 (Arm_relocate_functions::abs8): New function.
8656 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8657 (Target_arm::Scan::global): Likewise.
8658 (Target_arm::relocate::relocate): Likewise.
8659 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8660 Likewise.
8661
8c604651 86622009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8663
8664 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8665 * testsuite/Makefile.in: Regenerate.
8666
1e9cc1c2
NC		 86672009-09-11 Nick Clifton <nickc@redhat.com>
8668
8669 * po/gold.pot: Updated by the Translation project.
8670
6a89f575
CC		 86712009-09-08 Cary Coutant <ccoutant@google.com>
8672
8673 * output.cc (Output_file::open): Add execute permission to empty file.
8674 * testsuite/Makefile.am (permission_test): New test.
8675 * testsuite/Makefile.in: Regenerate.
8676
fdcac5af
ILT		 86772009-09-02 Ian Lance Taylor <iant@google.com>
8678
8679 * output.cc (Output_file::resize): Call map_no_anonymous rather
8680 than map.
8681
44453f85
ILT		 86822009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8683
8684 * gold.cc: Include "incremental.h".
8685 (queue_initial_tasks): Call Incremental_checker methods.
8686 * incremental.cc: Include "output.h".
8687 (Incremental_checker::can_incrementally_link_output_file): New
8688 method.
8689 * incremental.h (Incremental_checker): New class.
8690
8691 * output.cc (Output_file::open_for_modification): New method.
8692 (Output_file::map_anonymous): Changed return type to bool. Record
8693 map in base_ field.
8694 (Output_file::map_no_anonymous): New method, broken out of map.
8695 (Output_file::map): Use map_no_anonymous and map_anonymous.
8696 * output.h (class Output_file): Update declarations.
8697
293c1386
CC		 86982009-08-24 Cary Coutant <ccoutant@google.com>
8699
8700 * options.h (Command_line::Pre_options): New class.
8701 (Command_line::pre_options): New member.
8702 * options.cc (gold::options::ready_to_register): New variable.
8703 (One_option::register_option): Do nothing if not registering options.
8704 Assert if same short option registered twice.
8705 (General_options::General_options): Turn off option registration when
8706 done constructing.
8707 (Command_line::Pre_options::Pre_options): New constructor.
8708
f773f3d2
CC		 87092009-08-24 Cary Coutant <ccoutant@google.com>
8710
06a73cfe
CC		 8711 * options.h (General_options::no_keep_memory): Remove incorrect
8712 short option.
f773f3d2 8713
a15af8e2
RW		 87142009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8715
8716 * Makefile.am (am__skiplex, am__skipyacc): New.
8717 * Makefile.in: Regenerate.
8718
c462b41b
RW		 87192009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8720
14ec8efd
RW		 8721 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8722 (INCLUDES): ... this.
8723 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8724 (AM_CPPFLAGS): Renamed from ...
8725 (INCLUDE): ... this.
8726 * Makefile.in, testsuite/Makefile.in: Regenerate.
8727
81ecdfbb
RW		 8728 * Makefile.in: Regenerate.
8729 * aclocal.m4: Likewise.
8730 * config.in: Likewise.
8731 * configure: Likewise.
8732 * testsuite/Makefile.in: Likewise.
8733
c462b41b
RW		 8734 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8735 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8736 * Makefile.in: Regenerate.
8737 * testsuite/Makefile.in: Regenerate.
8738
2da73f13
CC		 87392009-08-19 Cary Coutant <ccoutant@google.com>
8740
8741 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8742 symbols in shared libraries overridden by hidden or internal symbols
8743 in the main program.
8744
2db70501
CD		 87452009-08-19 Chris Demetriou <cgd@google.com>
8746
8747 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8748 checking source file names in error messages.
8749
f733487b
DK		 87502009-08-18 Doug Kwan <dougkwan@google.com>
8751
8752 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8753 an elcpp::Ehdr as parameter. Adjust call to set_target.
8754 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8755 an elfcpp::Ehdr as parameter.
8756 * object.cc (Object::set_target): Remove the version that looks up
8757 a target and sets it.
8758 (Sized_relobj::setup): Take a Target object instead of
8759 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8760 (make_elf_sized_object): Find target and ask target to
8761 make an ELF object.
8762 * object.h: (Object::set_target): Remove the version that looks up
8763 a target and sets it.
8764 (Sized_relobj::setup): Take a Target object instead of
8765 an elfcpp:Ehdr as parameter.
8766 * target.cc: Include dynobj.h.
8767 (Target::do_make_elf_object_implementation): New.
8768 (Target::do_make_elf_object): New.
8769 * target.h (Target::make_elf_object): New template declaration.
8770 (Target::do_make_elf_object): New method declarations.
8771 (Target::do_make_elf_object_implementation): New template declaration.
8772
cc70f101
ILT		 87732009-08-14 Ian Lance Taylor <iant@google.com>
8774
8775 * gold.h (FUNCTION_NAME): Define.
8776 (gold_unreachable): Use FUNCTION_NAME.
8777
ef5e0cb1
ST		 87782009-08-12 Sriraman Tallam <tmsriram@google.com>
8779
8780 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8781 symbol in the --keep-unique list is not found.
8782
48c187ce
ST		 87832009-08-12 Sriraman Tallam <tmsriram@google.com>
8784
8785 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8786 been maked as --keep-unique.
8787 (Icf::unfold_section): New function.
8788 * icf.h (Icf::unfold_section): New function.
8789 * options.h (General_options::keep_unique): New option.
8790 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8791 * testsuite/Makefile.in: Regenerate.
8792 * testsuite/icf_keep_unique_test.sh: New file.
8793 * testsuite/icf_keep_unique_test.cc: New file.
8794
645afe0c
CC		 87952009-08-12 Cary Coutant <ccoutant@google.com>
8796
8797 PR 10471
8798 * resolve.cc (Symbol_table::resolve): Check for references from
8799 dynamic objects to hidden and internal symbols.
8800 * testsuite/Makefile.am (hidden_test.sh): New test.
8801 * testsuite/Makefile.in: Regenerate.
8802 * testsuite/hidden_test.sh: New script.
8803 * testsuite/hidden_test_1.c: New test source.
8804 * testsuite/hidden_test_main.c: New test source.
8805
11af873f
DK		 88062009-08-11 Doug Kwan <dougkwan@google.com>
8807
8808 * arm.cc: Update comments.
8809 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8810 segment to locate the .ARM.exidx section if present.
8811
b9f7d72d
DK		 88122009-08-09 Doug Kwan <dougkwan@google.com>
8813
8814 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8815 patch.
8816
ddd3c53c
ST		 88172009-08-07 Sriraman Tallam <tmsriram@google.com>
8818 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8819 compiler warnings.
8820
27721062
ST		 88212009-08-06 Sriraman Tallam <tmsriram@google.com>
8822
8823 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8824 valid tls_segment only for non-debug-section relocations.
8825 * testsuite/Makefile.am: Add gc_tls_test.
8826 * testsuite/Makefile.in: Regenerate.
8827 * testsuite/gc_tls_test.cc: New file.
8828 * testsuite/gc_tls_test.sh: New file.
8829
ef15dade 88302009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8831
ef15dade
ST		 8832 * icf.cc: New file.
8833 * icf.h: New file.
8834 * Makefile.am (CCFILES): Add icf.cc.
8835 (HFILES): Add icf.h
8836 * Makefile.in: Regenerate.
8837 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8838 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8839 section, symbol and addend information for the relocs.
8840 * gold.cc (queue_middle_tasks): Call identical code folding.
8841 * gold.h: Add defines for multimap.
8842 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8843 to the call of finalize_local_symbols.
8844 * main.cc (main): Create object of class Icf.
8845 * object.cc (Sized_relobj::do_layout): Allow this function to be
8846 called twice during icf.
8847 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8848 to sections marked as identical by icf.
8849 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8850 when available.
8851 (Sized_relobj::do_section_entsize): New function.
8852 * object.h (Object::section_entsize): New function.
8853 (Object::do_section_entsize): New pure virtual function.
8854 (Relobj::finalize_local_symbols): Add new parameter.
8855 (Relobj::do_section_entsize): New function.
8856 * options.h (General_options::icf): New option.
8857 (General_options::icf_iterations): New option.
8858 (General_options::print_icf_sections): New option.
8859 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8860 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8861 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8862 icf.
8863 * symtab.cc (Symbol_table::is_section_folded): New function.
8864 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8865 to sections marked as identical by icf.
8866 * symtab.h (Symbol_table::set_icf): New function.
8867 (Symbol_table::icf): New function.
8868 (Symbol_table::is_section_folded): New function.
8869 (Symbol_table::icf_): New data member.
8870 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8871 * testsuite/Makefile.am: Add commands to build icf_test.
8872 * testsuite/Makefile.in: Regenerate.
8873 * testsuite/icf_test.sh: New file.
8874 * testsuite/icf_test.cc: New file.
8875
c3b65ac4
CD		 88762009-07-24 Chris Demetriou <cgd@google.com>
8877
8878 * layout.cc (is_compressible_debug_section): Fix incorrect
8879 comment about compressed section names.
8880
1caf2c51
ILT		 88812009-07-20 Ian Lance Taylor <ian@airs.com>
8882
8883 PR 10419
8884 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8885
1ef4d87f
ILT		 88862009-07-16 Ian Lance Taylor <iant@google.com>
8887
8888 PR 10400
8889 * layout.h: #include <map>.
8890 (class Kept_section): Change from struct to class. Add accessors
8891 and setters. Add section size to Comdat_group mapping. Change
8892 Comdat_group to std::map. Add is_comdat_ field. Add
8893 linkonce_size field in union.
8894 (class Layout): Update declaration of find_or_add_kept_section.
8895 Don't declare find_kept_object.
8896 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8897 parameter. Add object, shndx, is_comdat, and is_group_name
8898 parameters. Change all callers. Adjust for new Kept_section.
8899 (Layout::find_kept_object): Remove.
8900 * object.cc (Sized_relobj::include_section_group): Update use of
8901 Kept_section. Rename secnum to shndx. Only record
8902 Kept_comdat_section if sections are the same size.
8903 (Sized_relobj::include_linkonce_section): Update use of
8904 Kept_section. Only record Kept_comdat_section if sections are the
8905 same size. Set size of linkonce section.
8906 (Sized_relobj::map_to_kept_section): Update call to
8907 get_kept_comdat_section.
8908 * object.h (class Sized_relobj): Rename fields in
8909 Kept_comdat_section to drop trailing underscores; change object
8910 field to Relobj*. Change Kept_comdat_section_table to store
8911 struct rather than pointer.
8912 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8913 Add kept_object and kept_shndx parameters. Change all callers.
8914 (Sized_relobj::get_kept_comdat_section): Change return type to
8915 bool. Add kept_object and kept_shndx parameters. Change all
8916 callers.
8917 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8918 Layout::find_or_add_kept_section.
8919
37c3b7b0
ILT		 89202009-07-09 Ian Lance Taylor <iant@google.com>
8921
8922 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8923 Reserve space in the hash table.
8924
98fa85cb
ILT		 89252009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8926
8927 * fileread.cc (File_read::get_mtime): New method.
8928 * fileread.h (Timespec): New structure.
8929 (File_read::get_mtime): New method.
8930 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8931 Renamed from timestamp_nsec.
8932 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8933 Elf_Xword.
e1df38aa 8934 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8935 timestamp_nsec.
e1df38aa 8936 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8937 (Incremental_inputs::report_obejct): Save mtime; style fix.
8938 (Incremental_inputs::report_script): Save mtime; style fix.
8939 (Incremental_inputs::finalize_inputs): Style fix.
8940 (Incremental_inputs::finalize): Style fix.
8941 (Incremental_inputs::create_input_section_data): Store inputs
8942 mtime.
8943 * incremental.h (Incremental_inputs::report_script): Add mtime
8944 argument.
8945 (Incremental_inputs::Input_info::Input_info): Intialize only one
8946 union member.
8947 (Incremental_inputs::Input_info::archive): Move to nameless
8948 union.
8949 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8950 (Incremental_inputs::Input_info::script): Move to nameless union.
8951 (Incremental_inputs::mtime): New field.
8952 * script.cc (read_input_script): Pass file mtime to
8953 Incremental_input.
8954 * script.h (Script_info::inputs): Style fix.
8955
c9d70757
ILT		 89562009-07-01 Ian Lance Taylor <ian@airs.com>
8957
8958 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8959 instead of 32.
8960
9c547ec3
ILT		 89612009-06-24 Ian Lance Taylor <iant@google.com>
8962
8963 PR 10156
8964 * layout.cc (Layout::choose_output_section): If we find an
8965 existing section, update the flags.
8966 (Layout::create_notes): New function, broken out of
8967 Layout::finalize.
8968 (Layout::finalize): Don't create note sections.
8969 (Layout::create_note): Don't crash if linker script discards
8970 section.
8971 (Layout::create_gold_note): Likewise.
8972 (Layout::create_build_id): Likewise. Don't set
8973 after_input_sections on the section.
8974 (Layout::create_executable_stack_info): Remove target parameter.
8975 Change caller.
8976 * layout.h (class Layout): Declare create_notes. Update
8977 declaration of create_executable_stack_info.
8978 * gold.cc (queue_middle_tasks): Call create_notes.
8979 * output.cc (Output_section::update_flags_for_input_section): Move
8980 here from output.h. If SHF_ALLOC flag is newly set, mark address
8981 invalid.
8982 * output.h (Output_data::mark_address_invalid): New function.
8983 (class Output_section): Only declare, not define,
8984 update_flags_for_input_section. Remove set_flags.
8985
55458500
ILT		 89862009-06-24 Ian Lance Taylor <iant@google.com>
8987
8988 * script-sections.cc (Output_section_definition::
8989 set_section_addresses): Rename shadowing local load_address to
8990 laddr.
8991
1307d6cd
ILT		 89922009-06-24 Ian Lance Taylor <iant@google.com>
8993
8994 PR 10244
8995 * reloc.cc (relocate_sections): Skip empty relocation sections.
8996
ec3f783e
ILT		 89972009-06-23 Ian Lance Taylor <iant@google.com>
8998
8999 PR 10156
9000 * layout.cc (Layout::create_note): Use choose_output_section
9001 rather than make_output_section.
9002
459c9f1c
ILT		 90032009-06-23 Ian Lance Taylor <iant@google.com>
9004
9005 PR 10237
9006 * options.cc (General_options::parse_V): Set printed_version_.
9007 (General_options::General_options): Initialize printed_version_.
9008 * options.h (class General_options): Add printed_version_ field.
9009 * gold.cc (queue_initial_tasks): If there are no input files,
9010 don't give a fatal error if we printed the version information.
9011 (queue_middle_tasks): If using -r with a shared object, give a
9012 fatal error rather than an ordinary error.
9013
1518dc8f
ILT		 90142009-06-23 Ian Lance Taylor <iant@google.com>
9015
9016 PR 10219
9017 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9018 (Layout::make_output_section): Set have_stabstr_section_ if we see
9019 a .stab*str section.
9020 (Layout::finalize): Call link_stabs_sections.
9021 (Layout::link_stabs_sections): New file.
9022 * layout.h (class Layout): Add have_stabstr_section_ field.
9023 Declare link_stabs_sections.
9024
3d857b98
DK		 90252009-06-23 Doug Kwan <dougkwan@google.com>
9026
9027 * Makefile.am (libgold_a_LIBADD): New.
9028 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9029 * Makefile.in: Regenerate.
9030 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9031 * configure: Regenerate.
9032 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9033 * fileread.cc: Include sys/state.h
9034 * gold.h: Declare memmem and strndup if found missing.
9035 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9036
0639a6f6
ILT		 90372009-06-23 Ian Lance Taylor <iant@google.com>
9038
9039 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9040 * configure: Rebuild.
9041
8d63875c
ILT		 90422009-06-23 Ian Lance Taylor <iant@google.com>
9043
9044 PR 10147
9045 * object.cc (Object::section_contents): Don't try to get a view if
9046 the section has length zero.
9047 (Object::handle_gnu_warning_section): If the section is empty, use
9048 the name of the section as the warning.
9049
f7c8a183
ILT		 90502009-06-23 Ian Lance Taylor <iant@google.com>
9051
9052 PR 10133
9053 * stringpool.h (class Stringpool_template): Add optimize_ field.
9054 (Stringpool_template::set_optimize): New function.
9055 * stringpool.cc (Stringpool_template::Stringpool_template):
9056 Initialize optimize_ field.
9057 (Stringpool_template::set_string_offsets): Test local optimize
9058 fild rather than parameter.
9059 * layout.cc (Layout::Layout): Call set_optimize on the section
9060 name stringpool.
9061
e6a307ba
ILT		 90622009-06-22 Ian Lance Taylor <iant@google.com>
9063
9064 PR 10030
9065 * yyscript.y: Parse TARGET.
9066 * script.cc (script_set_target): New function.
9067 * script-c.h (script_set_target): Declare.
9068 * options.cc (General_options::string_to_object_format): Rename
9069 from string_to_object_format in anonymous namespace. Change
9070 callers.
9071 * options.h (class General_options): Declare
9072 string_to_object_format.
9073
3ee173de
ILT		 90742009-06-22 Ian Lance Taylor <iant@google.com>
9075
9076 * script-sections.cc (Script_sections::create_segments): Don't put
9077 program headers in a PT_LOAD segment if -n or -N.
9078
90792009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 9080
9081 PR 10141
9082 * options.h (class General_options): Add -z lazy and -z now. Sort
9083 -z options into alphabetical order.
9084 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9085
cd6739a1 90862009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 9087
9088 * layout.cc (Layout::make_output_section): Call
9089 Target::new_output_section.
9090 (Layout::attach_allocated_section_to_segment): Put large section
9091 sections in a separate load segment with the large segment flag
9092 set.
9093 (Layout::segment_precedes): Sort large data segments after other
9094 load segments.
9095 (align_file_offset): New static function.
9096 (Layout::set_segment_offsets): Use align_file_offset.
9097 * output.h (class Output_section): Add is_small_section_ and
9098 is_large_section_ fields.
9099 (Output_section::is_small_section): New function.
9100 (Output_section::set_is_small_section): New function.
9101 (Output_section::is_large_section): New function.
9102 (Output_section::set_is_large_section): New function.
9103 (Output_section::is_large_data_section): New function.
9104 (class Output_segment): Add is_large_data_segment_ field.
9105 (Output_segment::is_large_data_segment): New function.
9106 (Output_segment::set_is_large_data_segment): New function.
9107 * output.cc (Output_section::Output_section): Initialize new
9108 fields.
9109 (Output_segment::Output_segment): Likewise.
9110 (Output_segment::add_output_section): Add assertion that large
9111 data sections always go in large data segments. Force small data
9112 sections to the end of the list of data sections. Force small BSS
9113 sections to the start of the list of BSS sections. For large BSS
9114 sections to the end of the list of BSS sections.
9115 * symtab.h (class Symbol): Declare is_common_shndx.
9116 (Symbol::is_defined): Check Symbol::is_common_shndx.
9117 (Symbol::is_common): Likewise.
9118 (class Symbol_table): Define enum Commons_section_type. Update
9119 declarations. Add small_commons_ and large_commons_ fields.
9120 * symtab.cc (Symbol::is_common_shndx): New function.
9121 (Symbol_table::Symbol_table): Initialize new fields.
9122 (Symbol_table::add_from_object): Put small and large common
9123 symbols in the right list.
9124 (Symbol_table::sized_finalized_symbol): Check
9125 Symbol::is_common_shndx.
9126 (Symbol_table::sized_write_globals): Likewise.
9127 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9128 common symbol lists. Don't call do_allocate_commons_list if the
9129 list is empty.
9130 (Symbol_table::do_allocate_commons_list): Remove is_tls
9131 parameter. Add comons_section_type parameter. Change all
9132 callers. Handle small and large common symbols.
9133 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9134 Symbol::is_common_shndx.
9135 * resolve.cc (symbol_to_bits): Likewise.
9136 * target.h (Target::small_common_shndx): New function.
9137 (Target::small_common_section_flags): New function.
9138 (Target::large_common_shndx): New function.
9139 (Target::large_common_section_flags): New function.
9140 (Target::new_output_section): New function.
9141 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9142 small_common_section_flags, and large_common_section_flags
9143 fields.
9144 (Target::do_new_output_section): New virtual function.
9145 * arm.cc (Target_arm::arm_info): Initialize new fields.
9146 * i386.cc (Target_i386::i386_info): Likewise.
9147 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9148 Likewise.
9149 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9150 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9151 (Target_x86_64::do_new_output_section): New function.
9152 * configure.ac: Define conditional MCMODEL_MEDIUM.
9153 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9154 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9155 (large_LDFLAGS): Define.
9156 * testsuite/large.c: New file.
9157 * testsuite/testfile.cc (Target_test::test_target_info):
9158 Initialize new fields.
9159 * configure, testsuite/Makefile.in: Rebuild.
9160
bb04269c
DK		 91612009-06-05 Doug Kwan <dougkwan@google.com>
9162
9163 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9164 * Makefile.in: Regenerate.
bb04269c
DK		 9165 * i386.cc (class Target_i386): Define new virtual method to
9166 override do_is_local_label_name in parent.
9167 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9168 local symbols if --discard-locals or -X is given.
9169 * options.h (class General_options): Declare new options
9170 '--discard-locals' and '-X' for discarding locals.
9171 * target.h (class Target): Define new methods is_local_label_name.
9172 Declare new virtual method do_is_local_label_name.
9173 * target.cc: New file.
9174 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9175 (check_SCRIPTS): Add discard_locals_test.sh.
9176 (check_DATA): Add discard_local_tests.syms.
9177 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9178 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9179 * testsuite/Makefile.in: Regenerate.
9180 * testsuite/discard_locals_test.c: New file.
9181 * testsuite/discard_locals_test.sh: Same.
9182
805bb01c
DK		 91832009-06-05 Doug Kwan <dougkwan@google.com>
9184
9185 * object.cc (Sized_relobj::Sized_relobj): Initialize
9186 discarded_eh_frame_shndx_ to -1U.
9187 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9188 section.
9189 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9190 a discarded .eh_frame section.
9191 (Sized_relobj::do_finalize_local_symbols): Ditto.
9192 * object.h (class Sized_relobj): Declare new member
9193 discarded_eh_frame_shndx_.
9194 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9195 (local_labels_test.o, local_labels_test): New rules.
9196 * testsuite/Makefile.in: Regenerate.
9197
1dcd334d
DK		 91982009-06-04 Doug Kwan <dougkwan@google.com>
9199
9200 * layout.cc (Layout::section_name_mapping): Add mapping for
9201 special ARM sections.
9202
96d49306
DK		 92032009-06-03 Doug Kwan <dougkwan@google.com>
9204
9205 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9206 (utils::has_overflow): Same.
9207
dff16297
ILT		 92082009-06-03 Ian Lance Taylor <iant@google.com>
9209
9210 * layout.cc (Layout::section_name_mapping): New array, replacing
9211 Layout::linkonce_mapping.
9212 (Layout::section_name_mapping_count): New variable, replacing
9213 Layout::linkonce_mapping_count.
9214 (Layout::linkonce_output_name): Remove.
9215 (Layout::output_section_name): Rewrite.
9216 * layout.h (class Layout): Rename Linkonce_mapping to
9217 Section_name_mapping, linkonce_mapping to section_name_mapping,
9218 linkonce_mapping_count to section_name_mapping_count. Don't
9219 declare linkonce_output_name.
9220
c121c671
DK		 92212009-06-03 Doug Kwan <dougkwan@google.com>
9222
9223 * gold/arm.cc (namespace utils): New.
9224 (Target_arm::reloc_is_non_pic): Define new method.
9225 (class Arm_relocate_functions): New.
9226 (Target_arm::Relocate::relocate): Handle relocation types used by
9227 Android.
9228
07800fab
ILT		 92292009-06-03 Ian Lance Taylor <iant@google.com>
9230
9231 * arm.cc (Target_arm::scan::global): Use || instead of |.
9232
c121c671
DK		 92332009-06-02 Doug Kwan <dougkwan@google.com>
9234
9235 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9236 issued_non_pic_error_.
9237 (class Target_arm::Scan): Declare new method check_non_pic.
9238 Define new method symbol_needs_plt_entry.
9239 Declare new data member issued_non_pic_error_.
9240 (class Target_arm::Relocate): Declare new method
9241 should_apply_static_reloc.
9242 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9243 (Target_arm::Scan::check_non_pic): Define new method.
9244 (Target_arm::Scan::local): Handle a small subset of reloc types used
9245 by Android.
9246 (Target_arm::Scan::local): Same.
9247 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9248
b19b0c6d
ILT		 92492009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9250
9251 * incremental.cc (Incremental_inputs::report_command_line): Filter
9252 out --incremental-* options.
9253
94cdfcff
DK		 92542009-05-29 Doug Kwan <dougkwan@google.com>
9255
9256 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9257 template class.
9258 (class Target_arm): Update comment.
9259 (Target_arm::Target_arm): Initialize new data members GOT_,
9260 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9261 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9262 and Target_arm::rel_dyn_section.
9263 Declare new_enum Target_arm::Got_type.
9264 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9265 and DYNBSS_.
9266 Update commments for member do_dynsym_value.
9267 (Target_arm::got_size, Target_arm::plt_section,
9268 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9269 new methods inside class defintion.
9270 (Target_arm::got_section): Define new method.
9271 (Target_arm::rel_dyn_section): Same.
9272 (Output_data_plt_arm): New template class.
9273 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9274 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9275 (Output_data_plt_arm::add_entry): Same.
9276 (Output_data_plt_arm::first_plt_entry): Define new
9277 static data member for PLT instruction template.
9278 (Output_data_plt_arm::plt_entry): Same.
9279 (Output_data_plt_arm::do_write): Define new method.
9280 (Target_arm::make_plt_entry): Same.
9281 (Target_arm::do_finalize_sections): Same.
9282 (Target_arm::do_dynsym_value): Same.
9283
4a657b0d
DK		 92842009-05-28 Doug Kwan <dougkwan@google.com>
9285
9286 * Makefile.am (TARGETSOURCES): Add arm.cc.
9287 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9288 * Makefile.in: Regenerate.
9289 * arm.cc: New file.
9290 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9291
e7ae8c36
DK		 92922009-05-26 Doug Kwan <dougkwan@google.com>
9293
9294 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9295 (General_options::check_excluded_libs): Strip off directories in
9296 archive name before matching like GNU ld does.
9297 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9298 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9299 (exclude_libs_test_LDFLAGS): Add linker option
9300 -Wl,--exclude-libs,libexclude_libs_test_3
9301 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9302 an explicit archive without using -l.
9303 (alt/libexclude_libs_test_3.a): New make rule.
9304 * testsuite/Makefile.in: Regenerate.
9305 * testsuite/exclude_libs_test.c : Declare lib3_default().
9306 (main): Call it.
9307 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9308 * exclude_libs_test_3.c: New file.
9309
f12e7348
NC		 93102009-05-26 Nick Clifton <nickc@redhat.com>
9311
9312 * po/id.po: New Indonesian translation.
9313 * po/gold.pot: Updated template file.
9314
4daadc0d
ST		 93152009-05-22 Sriraman Tallam <tmsriram@google.com>
9316
e1df38aa 9317 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9318 gc_comdat_test files. Add -Wl,--gc-sections to build
9319 gc_comdat_test.
9320 * testsuite/Makefile.in: Regenerate.
9321 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9322
531813ad
ST		 93232009-05-21 Sriraman Tallam <tmsriram@google.com>
9324
9325 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9326 kept comdat section was garbage collected.
9327 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9328 * testsuite/Makefile.in: Regenerate.
9329 * testsuite/gc_comdat_test.sh: New file.
9330 * testsuite/gc_comdat_test_1.cc: New file.
9331 * testsuite/gc_comdat_test_2.cc: New file.
9332
65514900
CC		 93332009-05-19 Doug Kwan <dougkwan@google.com>
9334
9335 * archive.cc (Archive::Archive): Move constructor from archive.h
9336 to here. Initialize no_export_.
9337 (Archive::get_elf_object_for_member): Set no_export flag of object.
9338 * archive.h (Archive::Archive): Move constructor body to
9339 archive.cc.
9340 (Archive::no_export): New method.
9341 (Archive::no_export_): New field.
9342 * object.h (Object::Object): Initialize no_export_ to false.
9343 (Object::no_export, Object::set_no_export): New methods.
9344 (Object::no_export_): New field.
9345 * options.cc (General_options::parse_exclude_libs): New method.
9346 (General_options::check_excluded_libs) Same.
9347 * options.h (exclude_libs): New option.
9348 (General_options::check_excluded_libs): New method declaration.
9349 (General_options::excluded_libs_): New field.
9350 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9351 default or protected visibility if an object has no-export flag set.
9352 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9353 (check_SCRIPTS): Add exclude_libs_test.sh.
9354 (check_DATA): Add exclude_libs_test.syms.
9355 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9356 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9357 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9358 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9359 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9360 libexclude_libs_test_2.a): New rules.
9361 * testsuite/Makefile.in: Regenerate.
9362 * testsuite/exclude_libs_test.c: New file.
9363 * testsuite/exclude_libs_test.sh: Ditto.
9364 * testsuite/exclude_libs_test_1.c: Ditto.
9365 * testsuite/exclude_libs_test_2.c: Ditto.
9366
1b77ea50
ILT		 93672009-05-15 Ian Lance Taylor <iant@google.com>
9368
9369 * configure.ac: Check for declarations for cases where libiberty.h
9370 checks HAVE_DECL_xxx.
9371 * configure, config.in: Rebuild.
9372
072fe7ce
ILT		 93732009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9374
9375 * gold.h (Incremental_argument_list): Remove (invalid) forward
9376 declaration.
9377 * incremental.cc (Incremental_inputs::report_achive): New method.
9378 (Incremental_inputs::report_object): New method.
9379 (Incremental_inputs::report_script): New method.
9380 (Incremental_inputs::finalize_inputs): New method.
9381 (Incremental_inputs::finalize): Call finalize_inputs().
9382 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9383 Create inputs entries.
9384 * incremental.h (Incremental_input_type): New enum.
9385 (Incremental_inputs::Incremental_input): Initialize new fields.
9386 (Incremental_inputs::report_inputs): New method.
9387 (Incremental_inputs::report_achive): New method.
9388 (Incremental_inputs::report_object): New method.
9389 (Incremental_inputs::report_script): New method.
9390 (Incremental_inputs::finalize_inputs): New method.
9391 (Incremental_inputs::Input_info): New struct.
9392 (Incremental_inputs::Input_info_map): New typedef.
9393 (Incremental_inputs::lock_): New field.
9394 (Incremental_inputs::Inputs_): New field.
9395 (Incremental_inputs::Inputs_map): New field.
9396 * main.cc (main): Call Incremental_input::report_inputs.
9397 * options.h (Input_argument_list): Typedef moved from
9398 Input_arguments.
9399 (Input_file_group::Files): Remove, use ::Input_argument_list.
9400 (Input_file_group::Input_argument_list): Remove, use
9401 ::Input_argument_list.
9402 * plugin.cc (Plugin_manager::add_input_file): Add error in
9403 incremental build.
9404 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9405 functions.
9406 * script.cc (read_input_script): Call
9407 Incremental_input::report_script.
9408 * script.h (Script_info): New class.
9409
b0481b0b
ILT		 94102009-04-27 Ian Lance Taylor <iant@google.com>
9411
9412 * x86_64.cc (do_adjust_output_section): Set entsize to
9413 plt_entry_size.
9414
b22a5a41 94152009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9416
9417 * output.cc (Output_file::close): After short writes, continue
9418 writing from the correct offset in the buffer being written.
9419
40fde488
CD		 94202009-04-23 Chris Demetriou <cgd@google.com>
9421
9422 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9423 * configure: Regenerate.
9424 * config.in: Regenerate.
9425 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9426 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9427
3ce2c28e
ILT		 94282009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9429
9430 * incremental.cc (Incremental_inputs_header_data): Renamed from
9431 Incremental_input_header_data.
9432 (Incremental_inputs_header_data::data_size): New field.
9433 (Incremental_inputs_header_data::put_input_file_count): Renamed
9434 from input_file_count.
9435 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9436 from command_line_offset.
9437 (Incremental_inputs_header_data::put_reserved): Renamed from
9438 put_reserved.
9439 (Incremental_inputs_entry_data): Renamed from
9440 Incremental_input_entry_data.
9441 (Incremental_inputs_entry_data::data_size): New field.
9442 (Incremental_inputs::report_command_line): New method.
9443 (Incremental_inputs::finalize): New method.
9444 (Incremental_inputs::create_incremental_inputs_data): New method.
9445 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9446 * incremental.h: New file.
9447 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9448 (Layout::finalize): Create incremental inputs section in
9449 incremental builds.
9450 (Layout::create_incremental_info_sections): New method.
9451 * layout.h (Layout::incremental_inputs): New method.
9452 (Layout::create_incremental_info_sections): New method.
9453 (Layout::incremental_inputs_): New field.
9454 * main.cc (main): Notify Incremental_input of the command line.
9455
e55bde5e
ILT		 94562009-04-01 Ian Lance Taylor <iant@google.com>
9457 Mikolaj Zalewski <mikolajz@google.com>
9458
9459 * gold.h (reserve_unordered_map): Define, three versions, one for
9460 each version of Unordered_map.
9461 * layout.cc (Layout::Layout): Remove options parameter. Add
9462 number_of_input_files parameter. Don't initialize options_.
9463 Initialize number_of_input_files_ and resized_signatures_. Move
9464 sections_are_attached_.
9465 (Layout::layout_group): Reserve space for group_signatures_.
9466 (Layout::find_or_add_kept_section): Change name parameter to be a
9467 reference. Resize signatures_ map when it gets large enough.
9468 (Layout::layout_eh_frame): Use parameters->options() instead of
9469 this->options_.
9470 (Layout::make_output_section): Likewise.
9471 (Layout::attach_allocated_section_to_segment): Likewise.
9472 (Layout::finalize, Layout::create_executable_stack): Likewise.
9473 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9474 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9475 * layout.h (class Layout): Update declarations. Remove options_
9476 field. Add number_of_input_files_ and resized_signatures_
9477 fields. Move sections_are_attached_ field.
9478 * main.cc (main): Pass number of input files to Layout
9479 constructor. Don't pass options.
9480
154b857c
ILT		 94812009-03-30 Ian Lance Taylor <iant@google.com>
9482
9483 * ffsll.c (ffsll): Correct implementation.
9484
2f35ab9b
ILT		 94852009-03-27 Ian Lance Taylor <iant@google.com>
9486
fd03461a
ILT		 9487 * ffsll.c: New file.
9488 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9489 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9490 * ftruncate.c (ftruncate): Declare before definition.
9491 * mremap.c (mremap): Likewise.
9492 * pread.c (pread): Likewise.
9493 * configure, Makefile.in, config.in: Rebuild.
9494
2f35ab9b
ILT		 9495 * mremap.c: New file.
9496 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9497 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9498 (mremap): Declare if HAVE_MREMAP is not defined.
9499 * configure, Makefile.in, config.in: Rebuild.
9500
33aea2fd
CC		 95012009-03-27 Cary Coutant <ccoutant@google.com>
9502
9503 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9504 position independent.
9505 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9506 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9507
6d479619
CC		 95082009-03-24 Cary Coutant <ccoutant@google.com>
9509
9510 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9511 an executable.
9512 (needs_dynamic_reloc): Likewise.
9513
afc06bb8
ILT		 95142009-03-24 Ian Lance Taylor <iant@google.com>
9515
9516 * yyscript.y (file_cmd): Recognize EXTERN.
9517 (extern_name_list, extern_name_list_body): New nonterminals.
9518 * script.cc (script_add_extern): Define.
9519 * script-c.h (script_add_extern): Declare.
9520
f6060a4d
ILT		 95212009-03-24 Rafael Avila de Espindola <espindola@google.com>
9522
9523 * object.cc (is_elf_object): Define.
9524 * object.h (is_elf_object): Declare.
9525 * archive.cc (Archive::get_elf_object_for_member): Call
9526 is_elf_object.
33aea2fd 9527 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9528
26736d8e
ILT		 95292009-03-24 Elliott Hughes <enh@google.com>
9530
9531 * output.cc (Output_file::map_anonymous): Define.
9532 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9533 try an anonymous one. Report the size if the mmap fails.
9534 * output.h (class Output_file): Declare map_anonymous.
9535
22fd9730
ILT		 95362009-03-24 Ian Lance Taylor <iant@google.com>
9537
9538 * target-select.cc (instantiate_target): Don't acquire the lock if
9539 the instantiated_target_ field has already been set.
9540
cb010894
ILT		 95412009-03-23 Ian Lance Taylor <iant@google.com>
9542
7f055c20
ILT		 9543 * gold-threads.h (class Initialize_lock): Define.
9544 * gold-threads.cc (class Initialize_lock_once): Define.
9545 (initialize_lock_control): New static variable.
9546 (initialize_lock_pointer): New static variable.
9547 (initialize_lock_once): New static function.
9548 (Initialize_lock::Initialize_lock): Define.
9549 (Initialize_lock::initialize): Define.
9550 * target-select.h: Include "gold-threads.h".
9551 (class Target_selector): Add lock_ and initialize_lock_ fields.
9552 Don't define instantiate_target, just declare it.
9553 * target-select.cc (Target_selector::Target_selector): Initialize
9554 new fields.
9555 (Target_selector::instantiate_target): Define.
9556 * descriptors.h: Include "gold-threads.h".
9557 (class Descriptors): Add initialize_lock_ field.
9558 * descriptors.cc (Descriptors::Descriptors): Initialize new
9559 field.
9560 (Descriptors::open): Use initialize_lock_ field
9561 * errors.h (class Errors): Add initialize_lock_ field.
9562 * errors.cc (Errors::Errors): Initialize new field.
9563 (Errors::initialize_lock): Use initialize_lock_ field.
9564 * powerpc.cc (class Target_selector_powerpc): Remove
9565 instantiated_target_ field. In do_recognize call
9566 instantiate_target rather than do_instantiate_target. In
9567 do_instantiate_target just allocate a new target.
9568 * sparc.cc (class Target_selector_sparc): Likewise.
9569
36959681
ILT		 9570 * freebsd.h: New file.
9571 * i386.cc: Include "freebsd.h".
9572 (Target_i386): Derive from Target_freebsd rather than
9573 Sized_target.
9574 (Target_selector_i386): Derive from Target_selector_freebsd rather
9575 than Target_selector.
9576 * x86_64.cc: Include "freebsd.h".
9577 (Target_x86_64): Derive from Target_freebsd rather than
9578 Sized_target.
9579 (Target_selector_x86_64): Derive from Target_selector_freebsd
9580 rather than Target_selector.
9581 * target.h (class Target): Add adjust_elf_header and
9582 do_adjust_elf_header.
9583 * output.cc (Output_file_header:: do_sized_write): Call target
9584 adjust_elf_header routine.
9585 * configure.tgt: Set targ_osabi.
9586 * configure.ac: Define GOLD_DEFAULT_OSABI.
9587 * parameters.cc (Parameters::default_target): Pass
9588 GOLD_DEFAULT_OSABI to select_target.
9589 * target-select.h (class Target_selector): Make instantiate_target
9590 protected rather than private.
9591 * Makefile.am (HFILES): Add freebsd.h.
9592 * configure, Makefile.in, config.in: Rebuild.
9593
cb010894
ILT		 9594 * merge.cc (do_add_input_section): Correct pend value. Change
9595 message about last entry not being null terminated from error to
9596 warning.
9597
0e879927
ILT		 95982009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9599
9600 * incremental.cc: New file.
9601 * Makefile.am (CCFILES): Add incremental.cc.
9602 * Makefile.in: Rebuild.
9603
41105937
PP		 96042009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9605
9606 * layout.cc (Layout::output_section_name): Preserve names
9607 of '.note.' sections.
e1df38aa 9608
60439920
ILT		 96092009-03-19 Ian Lance Taylor <iant@google.com>
9610
9611 * descriptors.cc (Descriptors::open): Check that the options are
9612 valid before using them.
9613
0d371ad3
ILT		 96142009-03-18 Ian Lance Taylor <iant@google.com>
9615
9616 * script-sections.h: Include <list>.
9617 (class Script_sections): Change Sections_elements from std::vector
9618 to std::list. Typedef public Elements_iterator. Add
9619 orphan_section_placement_, data_segment_align_start_, and
9620 saw_data_segment_align_ fields. Remove data_segment_align_index_
9621 field.
9622 * script-sections.cc (class Orphan_section_placement): New class.
9623 (class Sections_element): Add virtual functions is_relro and
9624 orphan_section_init. Remove virtual function place_orphan_here.
9625 (class Output_section_definition): Add is_relro and
9626 orphan_section_init. Remove place_orphan_here.
9627 (class Orphan_output_section): Likewise.
9628 (Script_sections::Script_sections): Update for field changes.
9629 (Script_sections::data_segment_align): Set saw_data_segment_align_
9630 and data_segment_align_start_, not data_segment_align_index.
9631 (Script_sections::data_segment_relro_end): Check
9632 saw_data_segment_align_. Use data_segment_align_start_ rather
9633 than data_segment_align_index_.
9634 (Script_sections::place_orphan): Rewrite to use
9635 Orphan_section_placement.
9636
9201d894
ILT		 96372009-03-17 Ian Lance Taylor <iant@google.com>
9638
9c5b8369
ILT		 9639 * archive.cc (Archive::add_symbols): Check for a version attached
9640 to the symbol name in the archive map.
9641 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9642 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9643 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9644 (ver_test_11.a): New target.
9645 * testsuite/Makefile.in: Rebuild.
9646
9201d894
ILT		 9647 * configure.ac: Check for chsize and posix_fallocate. Replace
9648 ftruncate.
9649 * ftruncate.c: New file, from gnulib.
9650 * output.cc (posix_fallocate): Define dummy version if not
9651 HAVE_POSIX_FALLOCATE.
9652 (Output_file::map): Call posix_fallocate rather than lseek and
9653 write.
9654 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9655 * configure, Makefile.in, config.in: Rebuild.
9656
ef4ab7a8 96572009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9658
ef4ab7a8
PP		 9659 * layout.h (Layout::create_note): Add section_name parameter.
9660 * layout.cc (Layout::create_note): Likewise.
9661 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9662
8c500701
ILT		 96632009-03-17 Ian Lance Taylor <iant@google.com>
9664
e85b18e1
ILT		 9665 * descriptors.cc: Include "options.h".
9666 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9667 (Descriptors::open): Always use O_CLOEXEC when opening a new
9668 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9669 then set FD_CLOEXEC.
9670
9efe6174
ILT		 9671 * sparc.cc (class Target_sparc): Add has_got_section.
9672 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9673 make sure we have a GOT section.
9674
9675 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9676 (Target_sparc::Scan::local): Likewise.
9677 (Target_sparc::Scan::global): Likewise.
9678 (Target_sparc::Relocate::relocate): Likewise.
9679 (Target_sparc::Relocate::relocate_tls): Likewise.
9680
8c500701
ILT		 9681 * symtab.cc (Symbol_table::define_default_version): New function,
9682 broken out of add_from_object.
9683 (Symbol_table::add_from_object): Call define_default_version.
9684 (Symbol_table::define_special_symbol): Add resolve_oldsym
9685 parameter. Change all callers. If the version for a symbol comes
9686 from a version script, resolve it with the symbol with the same
9687 name with no version. Also add the symbol without a version if
9688 appropriate.
9689 (do_define_in_output_data): If resolving with oldsym, don't delete
9690 sym.
9691 (do_define_in_output_segment): Likewise.
9692 (do_define_as_constant): Likewise.
9693 * symtab.h (class Symbol_table): Update declarations.
9694
f1ed28fb
ILT		 96952009-03-13 Ian Lance Taylor <iant@google.com>
9696
15f8229b
ILT		 9697 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9698 (Read_symbols::requeue): New function.
9699 (Read_symbols::do_read_symbols): If make_elf_object fails because
9700 the target type is not configured, and the file was searched for,
9701 issue a warning and retry with the next directory.
9702 (Add_symbols::run): If the file has an incompatible format, and
9703 it was searched for, requeue the Read_symbols task. On error,
9704 release the object.
9705 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9706 dirindex parameter to constructor. Change all callers. Declare
9707 incompatible_warning and requeue.
9708 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9709 input_argument_ and input_group_ fields. Add them to
9710 constructor. Change all callers.
9711 (class Read_script): Add dirindex_ field. Add it to constructor.
9712 Change all callers.
9713 * archive.cc (Archive::setup): Remove input_objects parameter.
9714 Change all callers.
9715 (Archive::get_file_and_offset): Likewise.
9716 (Archive::read_all_symbols): Likewise.
9717 (Archive::read_symbols): Likewise.
9718 (Archive::get_elf_object_for_member): Remove input_objects
9719 parameter. Add punconfigured parameter. Change all callers.
9720 (Archive::add_symbols): Change return type to bool. Check return
9721 value of include_member.
9722 (Archive::include_all_members): Likewise.
9723 (Archive::include_member): Change return type to bool. Return
9724 false if first included object has incompatible target. Set
9725 included_member_ field.
9726 (Add_archive_symbols::run): If add_symbols returns false, requeue
9727 Read_symbols task.
9728 * archive.h (class Archive): Add included_member_ field.
9729 Initialize it in constructor. Add input_file and searched_for
9730 methods. Update declarations.
9731 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9732 input_argument_ fields. Add them to constructor. Change all
9733 callers.
9734 * script.cc: Include "target-select.h".
9735 (class Parser_closure): Add skip_on_incompatible_target_ and
9736 found_incompatible_target_ fields. Add
9737 skip_on_incompatible_target parameter to constructor. Change all
9738 callers. Add methods skip_on_incompatible_target,
9739 clear_skip_on_incompatible_target, found_incompatible_target, and
9740 set_found_incompatible_target.
9741 (read_input_script): Add dirindex parameter. Change all callers.
9742 If parser finds an incompatible target, requeue Read_symbols
9743 task.
9744 (script_set_symbol): Clear skip_on_incompatible_target in
9745 closure.
9746 (script_add_assertion, script_parse_option): Likewise.
9747 (script_start_sections, script_add_phdr): Likewise.
9748 (script_check_output_format): New function.
9749 * script.h (read_input_script): Update declaration.
9750 * script-c.h (script_check_output_format): Declare.
9751 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9752 (ignore_cmd): Remove OUTPUT_FORMAT.
9753 * fileread.cc (Input_file::Input_file): Add explicit this.
9754 (Input_file::will_search_for): New function.
9755 (Input_file::open): Add pindex parameter. Change all callers.
9756 * fileread.h (class Input_file): Add input_file_argument method.
9757 Declare will_search_for. Update declarations.
9758 * object.cc (make_elf_object): Add punconfigured parameter.
9759 Change all callers.
9760 * object.h (class Object): Make input_file public. Add
9761 searched_for method.
9762 (make_elf_object): Update declaration.
9763 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9764 restart search.
9765 * dirsearch.h (class Dirsearch): Update declaration.
9766 * options.h (class General_options): Add --warn-search-mismatch.
9767 * parameters.cc (Parameters::is_compatible_target): New function.
9768 * parameters.h (class Parameters): Declare is_compatible_target.
9769 * workqueue.cc (Workqueue::add_blocker): New function.
9770 * workqueue.h (class Workqueue): Declare add_blocker.
9771
f1ed28fb
ILT		 9772 * fileread.cc (Input_file::open): Remove options parameter.
9773 Change all callers.
9774 (Input_file::open_binary): Likewise.
9775 * script.cc (read_input_script): Likewise.
9776 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9777 options parameter from constructor. Change all callers.
9778 (class Read_script): Likewise.
9779 * fileread.h (class Input_file): Update declarations.
9780 * script.h (read_input_script): Update declaration.
9781
34dd024a
NC		 97822009-03-10 Nick Clifton <nickc@redhat.com>
9783
9784 * po/es.po: New Spanish translation.
9785
6d71b17c
CC		 97862009-03-06 Cary Coutant <ccoutant@google.com>
9787
9788 * options.cc (parse_short_option): Keep dash_z from registering itself.
9789
031cdbed
ILT		 97902009-03-03 Ian Lance Taylor <iant@google.com>
9791
9792 PR 9918
9793 * target-reloc.h (relocate_section): Pass output_section to
9794 relocate.
9795 * i386.cc (Target_i386::should_apply_static_reloc): Add
9796 output_section parameter. Change all callers.
9797 (Target_i386::Relocate::relocate): Add output_section parameter.
9798 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9799 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9800 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9801 * testsuite/two_file_shared.sh: New script.
9802 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9803 (check_DATA): Add two_file_shared.dbg.
9804 (two_file_shared.dbg): New target.
9805 * testsuite/Makefile.in: Rebuild.
9806
15d5fa16
ILT		 98072009-03-01 Ian Lance Taylor <iant@google.com>
9808
9809 * configure.ac: Check for byteswap.h.
9810 * configure: Rebuild.
9811 * config.in: Rebuild.
9812
8a4c0b0d
ILT		 98132009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9814
9815 * layout.cc (Layout::find_or_add_kept_section): New function.
9816 (Layout::add_comdat): Removed.
9817 * layout.h (struct Kept_section): Move out of class Layout.
9818 Remove trailing underscores from field names. Add group_sections
9819 field. Rename group_ field to is_group. Change all uses.
9820 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9821 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9822 comdat_groups_ field.
9823 (Sized_relobj::include_section_group): Use
9824 find_or_add_kept_section and Kept_section::group_sections.
9825 (Sized_relobj::include_linkonce_section): Likewise.
9826 * object.cc (class Sized_relobj): Don't define Comdat_group or
9827 Comdat_group_table. Remove find_comdat_group and
9828 add_comdat_group. Remove comdat_groups_ field.
9829 * plugin.cc (include_comdat_group): Use
9830 Layout::find_or_add_kept_section.
9831
b4ecf66b
ILT		 98322009-02-28 Ian Lance Taylor <iant@google.com>
9833
14359ca0
ILT		 9834 * README: --gc-sections and map files are now supported. Document
9835 some build requirements.
9836
b4ecf66b
ILT		 9837 PR 6992
9838 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9839 relocatable link set the value of the section symbol to zero.
9840 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9841 relocatable link don't include the section address in the local
9842 symbol value.
9843
0602e05a
ILT		 98442009-02-27 Ian Lance Taylor <iant@google.com>
9845
fd9d194f
ILT		 9846 PR 6811
9847 * options.h (class Search_directory): Add is_system_directory.
9848 (class General_options): Declare is_in_system_directory.
9849 * options.cc (get_relative_sysroot): Make static.
9850 (get_default_sysroot): Make static.
9851 (General_optoins::is_in_system_directory): New function.
9852 * fileread.cc (Input_file::is_in_system_directory): New function.
9853 * fileread.h (class Input_file): Declare is_in_system_directory.
9854 * object.h (class Object): Add is_in_system_directory.
9855 (class Input_objects): Remove system_library_directory_ field.
9856 * object.cc (Input_objects::add_object): Don't set
9857 system_library_directory_.
9858 (input_objects::found_in_system_library_directory): Remove.
9859 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9860 parameter. Change all callers.
9861 (Symbol_table::sized_write_globals): Likewise.
9862 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9863 Call Object::is_in_system_directory.
9864 * symtab.h (class Symbol_table): Update declarations.
9865
61edd21f
ILT		 9866 PR 5990
9867 * descriptors.h (Open_descriptor): Add is_on_stack field.
9868 * descriptors.cc (Descriptors::open): If the descriptor is on the
9869 top of the stack, remove it. Initialize is_on_stack field.
9870 (Descriptors::release): Only add pod to stack if it is not on the
9871 stack already.
9872 (Descriptors::close_some_descriptor): Clear stack_next and
9873 is_on_stack fields.
9874
e29e076a
ILT		 9875 PR 7091
9876 * output.cc (Output_section::find_starting_output_address): Rename
9877 from starting_output_address; add PADDR parameter; change return
9878 type.
9879 * output.h (class Output_section): Declare
9880 find_starting_output_address instead of starting_output_address.
9881 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9882 section symbol for which we can't find a merge section.
9883
0602e05a
ILT		 9884 PR 9836
9885 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9886 hidden or internal, force the symbol to be local.
9887 * resolve.cc (Symbol::override_visibility): Define.
9888 (Symbol::override_base): Use override_visibility.
9889 (Symbol_table::resolve): Likewise.
9890 (Symbol::override_base_with_special): Likewise.
9891 (Symbol_table::override_with_special): If the visibility is hidden
9892 or internal, force the symbol to be local.
9893 * symtab.h (class Symbol): Add set_visibility and
9894 override_visibility.
9895 * testsuite/ver_test_1.sh: New file.
9896 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9897 (check_DATA): Add ver_test_1.syms.
9898 (ver_test_1.syms): New target.
9899 * testsuite/Makefile.in: Rebuild.
9900
401a9a73
CC		 99012009-02-25 Cary Coutant <ccoutant@google.com>
9902
9903 * layout.cc (Layout::choose_output_section): Don't rename sections
9904 when using a linker script that has a SECTIONS clause.
9905 * Makefile.in: Regenerate.
9906
9907 * testsuite/Makefile.am (script_test_5.sh): New test case.
9908 * testsuite/Makefile.in: Regenerate.
9909 * testsuite/script_test_5.cc: New file.
9910 * testsuite/script_test_5.sh: New file.
9911 * testsuite/script_test_5.t: New file.
9912
f488e4b0
CC		 99132009-02-13 Rafael Avila de Espindola <espindola@google.com>
9914
9915 * archive.cc (Archive::include_member): Update calls to add_symbols.
9916 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9917 the Layout argument.
9918 * dynobj.h (do_add_symbols): Add the Layout argument.
9919 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9920 Layout argument.
9921 * object.h (Object::add_symbols): Add the Layout argument.
9922 (Object::do_add_symbols): Add the Layout argument.
9923 (Sized_relobj::do_add_symbols): Add the Layout argument.
9924 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9925 Unify the two versions.
9926 (Add_plugin_symbols): Remove.
9927 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9928 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9929 (Add_plugin_symbols): Remove.
9930 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9931 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9932 (Add_symbols::run): Make it work with Pulginobj.
9933
89dd1680
ILT		 99342009-02-06 Ian Lance Taylor <iant@google.com>
9935
9936 * object.cc (Sized_relobj::do_layout): Make info message start
9937 with lower case letter.
9938
266d0a74
ILT		 99392009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9940
602b464e
ILT		 9941 * binary.cc: Fix file comment.
9942
266d0a74
ILT		 9943 * options.h (enum Incremental_disposition): Define.
9944 (class General_options): Add new options: --incremental,
9945 --incremental_changed, --incremental_unchanged,
9946 --incremental_unknown. Add incremental_disposition_ and
9947 implicit_incremental_ fields.
9948 (General_options::incremental_disposition): New function.
9949 (class Position_dependent_options): Add incremental_disposition
9950 option.
9951 (Position_dependent_options::copy_from_options): Set incremental
9952 dispositions.
9953 * options.cc (General_options::parse_incremental_changed): New
9954 function.
9955 (General_options::parse_incremental_unchanged): New function.
9956 (General_options::parse_incremental_unknown): New function.
9957 (General_options::General_options): Initialize new fields
9958 incremental_disposition_ and implicit_incremental_.
9959 (General_options::finalize): Check for uasge of --incremental-*
9960 without --incremental.
9961
f073bbf7
CD		 99622009-02-06 Chris Demetriou <cgd@google.com>
9963
9964 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9965 pointer and to report location as the file name associated with
9966 the symbol.
9967 (gold_undefined_symbol_at_location): New function to replace the
9968 old gold_undefined_symbol functionality.
9969 * target-reloc.h (relocate_section): Update to use
9970 gold_undefined_symbol_at_location.
9971 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9972 Call gold_undefined_symbol function rather than gold_error.
9973 * errors.h (Errors::undefined_symbol): Take location as a
9974 string, rather than calculating it from a relocation.
9975 * errors.cc (Errors::fatal): Print "fatal error:" before the
9976 formatted message.
9977 (Errors::error, Errors::error_at_location): Print "error: "
9978 before the formatted message.
9979 (Errors::undefined_symbol): Take location as a string, rather
9980 than calculating it from a relocation.
9981 (gold_undefined_symbol_at_location): New function akin to
9982 old gold_undefined_symbol, calculates location from relocation.
9983 (gold_undefined_symbol): Change to take only a Symbol pointer
9984 and to report location as the file name associated with the symbol.
9985 * testsuite/debug_msg.sh: Update for changed error messages.
9986 * testsuite/undef_symbol.sh: Likewise.
9987
8e94a90c
ILT		 99882009-02-04 Duncan Sands <baldrick@free.fr>
9989
9990 PR 9812
9991 * reduced_debug_output.h
9992 (Output_reduced_debug_abbrev_section::failed): Use format for
9993 gold_warning.
9994 (Output_reduced_debug_info_section::faild): Likewise.
9995
88a0e15b
ILT		 99962009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9997
9998 * script.cc (Lazy_demangler): New class.
9999 (Version_script_info::get_symbol_version_helper): Demangle a
10000 symbol only once.
10001
5efc7cd2
CC		 100022009-01-29 Cary Coutant <ccoutant@google.com>
10003
10004 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10005 to __tls_get_addr.
10006 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10007
e0ebcf42
ILT		 100082009-01-28 Ian Lance Taylor <iant@google.com>
10009
5efc7cd2 10010 * version.cc (version_string): Bump to 1.9.
75fe7426 10011
e0ebcf42
ILT		 10012 * gold.h: Include <cstring> and <stdint.h>.
10013 * version.cc: Include <cstdio>.
10014 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10015 warning.
10016 * reduced_debug_output.cc (insert_into_vector): Rename from
10017 Insert_into_vector; change all callers. Use Swap_unaligned to
10018 avoid aliasing issue; remove union since it is unnecessary.
10019
8e2813be 100202009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 10021
10022 * Makefile.am (CCFILES): Add gc.cc.
10023 (HFILES): Add gc.h.
10024 * Makefile.in: Regenerate.
10025 * gold.cc (Gc_runner): New class.
10026 (queue_initial_tasks): Call garbage collection related tasks
10027 when corresponding options are invoked.
10028 (queue_middle_gc_tasks): New function.
10029 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10030 processed early before laying out sections during garbage collection.
10031 * gold.h (queue_middle_gc_tasks): New function.
10032 (is_prefix_of): Move from "layout.cc".
10033 * i386.cc (Target_i386::gc_process_relocs): New function.
10034 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10035 * main.cc (main): Create object of class "Garbage_collection".
10036 * object.cc (Relobj::copy_symbols_data): New function.
10037 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 10038 (Sized_relobj::do_layout): Allow this function to be called twice
10039 during garbage collection and defer layout of section during the
6d03d481
ST		 10040 first call.
10041 * object.h (Relobj::get_symbols_data): New function.
10042 (Relobj::is_section_name_included): New function.
10043 (Relobj::copy_symbols_data): New function.
10044 (Relobj::set_symbols_data): New function.
10045 (Relobj::get_relocs_data): New function.
10046 (Relobj::set_relocs_data): New function.
10047 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10048 (Relobj::gc_process_relocs): New function.
10049 (Relobj::do_gc_process_relocs): New pure virtual function.
10050 (Relobj::sd_): New data member.
10051 (Sized_relobj::is_output_section_offset_invalid): New function.
10052 (Sized_relobj::do_gc_process_relocs): New function.
10053 * options.h (General_options::gc_sections): Modify to not be a no-op.
10054 (General_options::print_gc_sections): New option.
10055 * plugin.cc (Plugin_finish::run): Remove function call to
10056 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10057 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10058 * reloc.cc (Read_relocs::run): Add task to process relocs and
10059 determine unreferenced sections when doing garbage collection.
10060 (Gc_process_relocs): New class.
10061 (Sized_relobj::do_gc_process_relocs): New function.
10062 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10063 sections that are garbage collected.
10064 * reloc.h (Gc_process_relocs): New class.
10065 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10066 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10067 symbols whose corresponding sections are garbage collected.
10068 (Symbol_table::Symbol_table): Add new parameter for the garbage
10069 collection object.
10070 (Symbol_table::gc_mark_undef_symbols): New function.
10071 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10072 (Symbol_table::gc_mark_dyn_syms): New function.
10073 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10074 as garbage.
10075 (Symbol_table::add_from_object): Likewise.
10076 (Symbol_table::add_from_relobj): When building shared objects, do not
10077 treat externally visible symbols as garbage.
10078 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10079 table information for static and relocatable links.
10080 * symtab.h (Symbol_table::set_gc): New function.
10081 (Symbol_table::gc): New function.
10082 (Symbol_table::gc_mark_undef_symbols): New function.
10083 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10084 (Symbol_table::gc_mark_dyn_syms): New function.
10085 (Symbol_table::gc_): New data member.
e1df38aa 10086 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 10087 function.
10088 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10089 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10090
3b293544
CF		 100912009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10092
10093 * options.h (General_options::gc_sections): Define as a no-op for now.
10094 (General_options::no_keep_memory): Ditto.
10095 (General_options::Bshareable): Define.
10096 * options.cc (General_options::finalize): Honor -Bshareable.
10097
83d22aa8
AS		 100982009-01-20 Andreas Schwab <schwab@suse.de>
10099
10100 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10101 read the value in the contents, since we don't use it. Use the
10102 template endianness when writing.
10103 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10104
cd536b21
AS		 101052009-01-19 Andreas Schwab <schwab@suse.de>
10106
10107 * configure.tgt (powerpc64-*): Fix targ_obj.
10108
99e9a495
ILT		 101092009-01-15 Ian Lance Taylor <iant@google.com>
10110
10111 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10112 local symbols when stripping all symbols.
10113
bbbfea06
CC		 101142009-01-14 Cary Coutant <ccoutant@google.com>
10115
99e9a495 10116 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 10117
0f7c0701
CC		 101182009-01-14 Cary Coutant <ccoutant@google.com>
10119
10120 * archive.cc (Archive::get_elf_object_for_member): Remove call
10121 to File_read::claim_for_plugin.
10122 * descriptors.cc (Descriptors::open): Remove reference to
10123 is_claimed.
10124 (Descriptors::claim_for_plugin): Remove.
10125 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10126 (Descriptors::is_claimed): Remove.
10127 (claim_descriptor_for_plugin): Remove.
10128 * fileread.cc (File_read::claim_for_plugin): Remove.
10129 * fileread.h (File_read::claim_for_plugin): Remove.
10130 (File_read::descriptor): Reopen descriptor if necessary.
10131 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10132 (Plugin_manager::all_symbols_read): Add task parameter. Change
10133 all callers.
10134 (Plugin_manager::get_input_file): New function.
10135 (Plugin_manager::release_input_file): New function.
10136 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10137 corresponding data member.
10138 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10139 and pass to base constructor. Change all callers.
10140 (get_input_file, release_input_file): New functions.
10141 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10142 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10143 (Plugin_manager::all_symbols_read): Add task parameter.
10144 (Plugin_manager::get_input_file): New function.
10145 (Plugin_manager::release_input_file): New function.
10146 (Plugin_manager::task_): New data member.
10147 (Pluginobj::Pluginobj): Add filesize parameter.
10148 (Pluginobj::filename): New function.
10149 (Pluginobj::descriptor): New function.
10150 (Pluginobj::filesize): New function.
10151 (Pluginobj::filesize_): New data member.
10152 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10153 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10154 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10155
10156 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10157 with archive libraries.
10158 * testsuite/Makefile.in: Regenerate.
10159 * testsuite/plugin_test.c (struct sym_info): New type.
10160 (get_input_file, release_input_file): New static variables.
10161 (onload): Capture new transfer vector entries.
10162 (claim_file_hook): Stop reading at end of file according to filesize.
10163 Factor out parsing of readelf output into separate function.
10164 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10165 APIs and get the source file name from the symbol table. Convert
10166 source file name to corresponding object file name. Print info
10167 message when adding new input files.
10168 (parse_readelf_line): New function.
10169 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10170 * testsuite/plugin_test_2.sh: Likewise.
10171 * testsuite/plugin_test_3.sh: Likewise.
10172 * testsuite/plugin_test_4.sh: New test case.
10173
62a6d109
ILT		 101742009-01-07 Ian Lance Taylor <iant@google.com>
10175
10176 * version.cc (version_string): Bump to 1.8.
10177
483620e8
CC		 101782008-12-23 Cary Coutant <ccoutant@google.com>
10179
10180 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10181 * plugin.cc (Plugin_manager::finish): Rename as
10182 layout_deferred_objects. Move cleanup to separate function.
10183 (Plugin_manager::cleanup): New function.
10184 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10185 separately.
10186 * plugin.h (Plugin_manager::finish): Rename as
10187 layout_deferred_objects.
10188 (Plugin_manager::cleanup): New function.
10189 (Plugin_manager::cleanup_done): New field.
10190
d66a9eb3
CC		 101912008-12-23 Cary Coutant <ccoutant@google.com>
10192
10193 * plugin.cc (is_visible_from_outside): New function.
10194 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10195 so we don't return "IR only" status for exported symbols or -r links.
10196
10197 * testsuite/Makefile.am (plugin_test_3): New test case.
10198 * testsuite/Makefile.in: Regenerate.
10199 * testsuite/plugin_test_3.sh: New file.
10200
5995b570
CC		 102012008-12-22 Cary Coutant <ccoutant@google.com>
10202
10203 * object.cc (Sized_relobj::layout_section): New function.
10204 (Sized_relobj::do_layout): Defer layout of input sections until after
10205 plugin has provided replacement files.
10206 (Sized_relobj::do_layout_deferred_sections): New function.
10207 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10208 (Relobj::layout_deferred_sections): New function.
10209 (Relobj::do_layout_deferred_sections): New function.
10210 (Sized_relobj::do_layout_deferred_sections): New function.
10211 (Sized_relobj::layout_section): New function.
10212 (Sized_relobj::Deferred_layout): New structure.
10213 (Sized_relobj::deferred_layout_): New field.
10214 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10215 Change all callers. Layout deferred sections.
10216 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10217 references.
10218 (Plugin_hook::run): Move code from do_plugin_hook inline.
10219 (Plugin_hook::do_plugin_hook): Remove.
10220 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10221 (Plugin_manager::finish): Renamed, was cleanup.
10222 (Plugin_manager::should_defer_layout): New function.
10223 (Plugin_manager::add_deferred_layout_object): New function.
10224 (Plugin_manager::Deferred_layout_list): New type.
10225 (Plugin_manager::deferred_layout_objects_): New field.
10226 (Plugin_hook::do_plugin_hook): Remove.
10227
ee769c88
ILT		 102282008-12-17 Ian Lance Taylor <iant@google.com>
10229
10230 * options.h (class General_options): Add --no case for
10231 --export-dynamic.
10232
abc8dcba
CC		 102332008-12-16 Cary Coutant <ccoutant@google.com>
10234
10235 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10236 vector.
10237 (Plugin_manager::claim_file): Create plugin object even if
10238 plugin did not call the add_symbols callback.
10239 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10240 asking for more symbols than were added.
10241 * testsuite/Makefile.am (plugin_test_1): Add test case with
10242 no global symbols.
10243 (empty.syms): New target.
10244 * testsuite/Makefile.in: Regenerate.
10245 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10246 message. Don't call add_symbols if no globals.
10247 (all_symbols_read_hook): Don't provide replacement for empty
10248 claimed file.
10249
b0074644
ILT		 102502008-12-12 Ian Lance Taylor <iant@google.com>
10251
68943102
ILT		 10252 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10253 r_type == 0 for a local symbol with r_sym == 0.
10254 (scan_relocatable_relocs): Pass r_sym to
10255 local_non_section_strategy.
10256 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10257 r_sym parameter.
10258
b0074644
ILT		 10259 * configure.ac: Update test for TLS descriptors: they are
10260 supported as of glibc 2.9.
10261 * configure: Rebuild.
10262
c2508178
ILT		 102632008-12-11 Ian Lance Taylor <iant@google.com>
10264
10265 PR 7091
10266 * target-reloc.h (Default_scan_relocatable_relocs): For each
10267 function, map r_type == 0 to RELOC_DISCARD.
10268
2756a258
CC		 102692008-12-10 Cary Coutant <ccoutant@google.com>
10270
10271 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10272 object to override a kept COMDAT group from a plugin object.
10273
bb6f53d3
ILT		 102742008-12-09 Ian Lance Taylor <iant@google.com>
10275
fbc558e1
ILT		 10276 PR 7088
10277 * yyscript.y (file_cmd): Handle INPUT.
10278
bb6f53d3
ILT		 10279 * testsuite/initpri1.c: Change all declarations to be full
10280 prototypes by adding void, to avoid compiler warnings.
10281
4674ecfc
CC		 102822008-12-05 Rafael Avila de Espindola <espindola@google.com>
10283
10284 * options.cc (General_options::parse_plugin_opt): New.
10285 (General_options::add_plugin): The argument now is just the filename.
10286 (General_options::add_plugin_option): New.
10287 * options.h (plugin_opt): New.
10288 (add_plugin): Change argument name.
10289 (add_plugin_option): New.
10290 * plugin.cc (Plugin::load): Don't parse the plugin option.
10291 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10292 (Plugin::add_option): New.
10293 (Plugin::args_): Change type.
10294 (Plugin::filename_): New.
10295 (Plugin_manager::add_plugin_option): New.
10296 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10297 * testsuite/Makefile.in: Regenerate.
10298
fd06b4aa
CC		 102992008-12-05 Cary Coutant <ccoutant@google.com>
10300
10301 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10302 Handle --strip-lto-sections option.
10303 * options.h (strip_lto_sections): New option.
10304
6c52134c
CC		 103052008-12-01 Cary Coutant <ccoutant@google.com>
10306
10307 * plugin.cc (ld_plugin_message): Change format parameter to const.
10308 Fix mismatch between new[] and delete.
10309
a45248e0
CC		 103102008-11-14 Cary Coutant <ccoutant@google.com>
10311
10312 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10313 instead of -1U.
10314
c82fbeee
CS		 103152008-11-05 Craig Silverstein <csilvers@google.com>
10316
10317 * options.cc (General_options::parse_dynamic_list): New function.
10318 * options.h (General_options): New flags dynamic_list,
10319 dynamic_list_data, dynamic_list_cpp_new, and
10320 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10321 (General_options::in_dynamic_list): New function.
10322 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10323 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10324 (Lex::can_continue_name): Likewise.
10325 (yylex): Likewise.
10326 (read_script_file): New parameter script_options.
10327 (read_dynamic_list): New function.
10328 (Script_options::define_dynamic_list): New function.
10329 (dynamic_list_keyword_parsecodes): New variable.
10330 (dynamic_list_keywords): New variable.
10331 * script.h (Script_options::define_dynamic_list): New function
10332 prototype.
10333 (read_dynamic_list): New function prototype.
10334 * symtab.cc (strprefix): New macro.
10335 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10336 dynamic_list_data, dynamic_list_cpp_new, and
10337 dynamic_list_cpp_typeinfo.
10338 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10339 (dynamic_list_expr): New rule.
10340 (dynamic_list_nodes): Likewise.
10341 (dynamic_list_node): Likewise.
10342 * testsuite/Makefile.am (dynamic_list): New test.
10343 * testsuite/Makefile.in: Regenerated.
10344 * testsuite/dynamic_list.t: New file.
10345 * testsuite/dynamic_list.sh: New file.
10346
e0bb29a5
CS		 103472008-11-05 Craig Silverstein <csilvers@google.com>
10348
10349 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10350 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10351 (t11_last): Likewise.
10352 * testsuite/ver_test_6.c (main): Likewise.
10353
4e1e25e0
CC		 103542008-10-07 Cary Coutant <ccoutant@google.com>
10355
10356 * options.c (General_options::finalize): Add check for -static and
10357 -shared.
10358 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10359 is not empty.
10360
92f03fcb
CC		 103612008-10-02 Cary Coutant <ccoutant@google.com>
10362
10363 * plugin.cc (make_sized_plugin_object): Fix conditional
10364 compilation to work when not all targets are enabled.
10365
fbd8a257
CC		 103662008-09-29 Cary Coutant <ccoutant@google.com>
10367
10368 * archive.cc (Archive::get_file_and_offset): Use filename instead
10369 of name to get library path.
10370 (Archive::include_member): Unlock external member of a thin archive.
10371
10372 * testsuite/Makefile.am (TEST_AR): New variable.
10373 (thin_archive_test_1): New test.
10374 (thin_archive_test_2): New test.
81636b3f
CC		 10375 * testsuite/Makefile.in: Regenerate.
10376 * testsuite/thin_archive_main.cc: New file.
10377 * testsuite/thin_archive_test_1.cc: New file.
10378 * testsuite/thin_archive_test_2.cc: New file.
10379 * testsuite/thin_archive_test_3.cc: New file.
10380 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10381
eff45813
CC		 103822008-09-29 Cary Coutant <ccoutant@google.com>
10383
10384 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10385 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10386 instead of -1U.
10387 (Sized_relobj::do_finalize_local_symbols): Likewise.
10388 (Sized_relobj::map_to_kept_section): Likewise.
10389 * object.h (Sized_relobj::invalid_address): New constant.
10390 (Sized_relobj::do_output_section_offset): Check for invalid_address
10391 and return -1ULL.
10392 * output.cc (Output_reloc::local_section_offset): Use constant
10393 invalid_address instead of -1U.
10394 (Output_reloc::get_address): Likewise.
10395 (Output_section::output_address): Change -1U to -1ULL.
10396 * output.h (Output_reloc::invalid_address): New constant.
10397 * reloc.cc (Sized_relobj::write_sections): Use constant
10398 invalid_address instead of -1U.
10399 (Sized_relobj::relocate_sections): Likewise.
10400 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10401 values for merge sections.
10402 * target-reloc.h (relocate_for_relocatable): Use constant
10403 invalid_address instead of -1U.
10404
89fc3421
CC		 104052008-09-19 Cary Coutant <ccoutant@google.com>
10406
10407 Add plugin functionality for link-time optimization (LTO).
10408 * configure.ac (plugins): Add --enable-plugins option.
10409 * configure: Regenerate.
10410 * config.in: Regenerate.
10411 * Makefile.am (LIBDL): New variable.
10412 (CCFILES): Add plugin.cc.
10413 (HFILES): Add plugin.h.
10414 (ldadd_var): Add LIBDL.
10415 * Makefile.in: Regenerate.
10416
10417 * archive.cc: Include "plugin.h".
10418 (Archive::setup): Don't preread archive symbols when using a plugin.
10419 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10420 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10421 files.
10422 (Archive::include_member): Add symbols from plugin objects.
10423 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10424 * descriptors.cc (Descriptors::open): Check for file descriptors
10425 abandoned by plugins.
10426 (Descriptors::claim_for_plugin): New function.
10427 * descriptors.h (Descriptors::claim_for_plugin): New function.
10428 (Open_descriptor::is_claimed): New field.
10429 (claim_descriptor_for_plugin): New function.
10430 * fileread.cc (File_read::claim_for_plugin): New function.
10431 * fileread.h (File_read::claim_for_plugin): New function.
10432 (File_read::descriptor): New function.
10433 * gold.cc: Include "plugin.h".
10434 (queue_initial_tasks): Add task to call plugin hooks for generating
10435 new object files.
10436 * main.cc: Include "plugin.h".
10437 (main): Load plugin libraries.
10438 * object.h (Pluginobj): Declare.
10439 (Object::pluginobj): New function.
10440 (Object::do_pluginobj): New function.
10441 (Object::set_target): New function.
10442 * options.cc: Include "plugin.h".
10443 (General_options::parse_plugin): New function.
10444 (General_options::General_options): Initialize plugins_ field.
10445 (General_options::add_plugin): New function.
10446 * options.h (Plugin_manager): Declare.
10447 (General_options): Add --plugin option.
10448 (General_options::has_plugins): New function.
10449 (General_options::plugins): New function.
10450 (General_options::add_plugin): New function.
10451 (General_options::plugins_): New field.
10452 * plugin.cc: New file.
10453 * plugin.h: New file.
10454 * readsyms.cc: Include "plugin.h".
10455 (Read_symbols::do_read_symbols): Check for archive before checking
10456 for ELF file. Call plugin hooks to claim files.
10457 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10458 from a real object file; force override when processing replacement
10459 files.
10460 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10461 (Symbol::init_base_object): Likewise.
10462 (Symbol::init_base_output_data): Likewise.
10463 (Symbol::init_base_output_segment): Likewise.
10464 (Symbol::init_base_constant): Likewise.
10465 (Symbol::init_base_undefined): Likewise.
10466 (Symbol::output_section): Assert that object is not a plugin.
10467 (Symbol_table::add_from_pluginobj): New function.
10468 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10469 undefined.
10470 (Symbol_table::sized_write_globals): Likewise.
10471 (Symbol_table::add_from_pluginobj): Instantiate template.
10472 * symtab.h (Sized_pluginobj): Declare.
10473 (Symbol::in_real_elf): New function.
10474 (Symbol::set_in_real_elf): New function.
10475 (Symbol::in_real_elf_): New field.
10476 (Symbol_table::add_from_pluginobj): New function.
10477
10478 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10479 (LIBDL): New variable.
10480 (LDADD): Add LIBDL.
10481 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10482 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10483 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10484 (MOSTLYCLEANFILES): Likewise.
10485 * testsuite/Makefile.in: Regenerate.
10486 * testsuite/plugin_test.c: New file.
10487 * testsuite/plugin_test_1.sh: New file.
10488 * testsuite/plugin_test_2.sh: New file.
10489
de31bda5
ILT		 104902008-09-16 Ian Lance Taylor <iant@google.com>
10491
9c2d0ef9
ILT		 10492 * target-reloc.h (relocate_section): Check whether a symbol is
10493 defined by the ABI before reporting an undefined symbol error.
10494 * target.h (Target::is_defined_by_abi): Make parameter const.
10495 (Target::do_is_defined_by_abi): Likewise.
10496 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10497 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10498 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10499 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10500 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10501 * testsuite/Makefile.in: Rebuild.
10502
de31bda5
ILT		 10503 * fileread.cc (make_view): Add casts to avoid warning.
10504
9fa33bee
AO		 105052008-09-16 Alexandre Oliva <aoliva@redhat.com>
10506
10507 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10508 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10509
183fd0e3
AO		 105102008-09-16 Alexandre Oliva <aoliva@redhat.com>
10511
10512 * options.h (General_options::output_is_executable): New.
10513 (General_options::output_is_pie): New.
10514 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10515 for shared libraries.
10516 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10517
7be8330a
CD		 105182008-09-11 Chris Demetriou <cgd@google.com>
10519
10520 * options.h (origin): New -z option.
10521 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10522 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10523 in DT_FLAGS_1.
10524
a9caad02
CC		 105252008-09-05 Cary Coutant <ccoutant@google.com>
10526
10527 * fileread.cc (File_read::make_view): Add check for attempt to map
10528 beyond end of file.
10529
ae6dce4d
CC		 105302008-09-05 Cary Coutant <ccoutant@google.com>
10531
10532 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10533 explicit instantiations.
10534
d7ab2a47
KVH		 105352008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10536
10537 PR gold/6858
10538 * options.cc (General_options::finalize): Allow undefined symbols
10539 in shlibs if linking -shared.
10540
10541 PR gold/6859
10542 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10543 symbols as not needing a dynsym entry.
10544
1e52a9c1
CS		 105452008-08-20 Craig Silverstein <csilvers@google.com>
10546
10547 * fileread.cc (File_read::open): Do not lock the file unless it
10548 was successfully opened.
10549
d85c80a3
CC		 105502008-08-14 Cary Coutant <ccoutant@google.com>
10551
10552 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10553 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10554 * testsuite/tls_test.cc (struct int128): 128-bit struct
10555 for testing TLS relocs with non-zero addend.
10556 (v12): New TLS variable.
10557 (t12): New test.
10558 (t_last): Add check for v12.
10559 * testsuite/tls_test.h (t12): New function.
10560 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10561
2d924fd9
ILT		 105622008-08-13 Ian Lance Taylor <iant@google.com>
10563
10564 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10565 set tls_segment_ or relro_segment_.
10566 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10567 when appropriate.
10568 * output.h (Output_section::clear_is_relro): New function.
10569 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10570 sections specially even when output_data_ is empty.
10571 (Output_segment::maximum_alignment): When first section is relro,
10572 only force alignment for PT_LOAD segments.
10573 * script.cc (script_data_segment_align): New function.
10574 (script_data_segment_relro_end): New function.
10575 * script-c.h (script_data_segment_align): Declare.
10576 (script_data_segment_relro_end): Declare.
10577 * script-sections.h (class Script_sections): Declare
10578 data_segment_align and data_segment_relro_end. Add fields
10579 segment_align_index_ and saw_relro_end_.
10580 * script-sections.cc (class Sections_element): Add set_is_relro
10581 virtual function. Add new bool* parameter to place_orphan_here.
10582 Add get_output_section virtual function.
10583 (class Output_section_definition): Add set_is_relro. Add new
10584 bool* parameter to place_orphan_here. Add get_output_section.
10585 Add is_relro_ field.
10586 (Output_section_definition::Output_section_definition): Initialize
10587 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10588 and is_relro_ fields.
10589 (Output_section_definition::place_orphan_here): Add is_relro
10590 parameter.
10591 (Output_section_definition::set_section_addresses): Set relro for
10592 output section.
10593 (Output_section_definition::alternate_constraint): Likewise.
10594 (class Orphan_output_section): Add new bool* parameter to
10595 place_orphan_here. Add get_output_section.
10596 (Orphan_output_section::place_orphan_here): Add is_relro
10597 parameter.
10598 (Script_sections::Script_sections): Initialize
10599 data_segment_align_index_ and saw_relro_end_.
10600 (Script_sections::data_segment_align): New function.
10601 (Script_sections::data_segment_relro_end): New function.
10602 (Script_sections::place_orphan): Set or clear is_relro.
10603 (Script_sections::set_section_addresses): Force alignment of first
10604 TLS section.
10605 * yyscript.y (exp): Call script_data_segment_align and
10606 script_data_segment_relro_end.
10607 * testsuite/relro_script_test.t: New file.
10608 * testsuite/relro_test.cc (using_script): Declare.
10609 (t1, t2): Test using_script.
10610 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10611 (relro_script_test_SOURCES): Define.
10612 (relro_script_test_DEPENDENCIES): Define.
10613 (relro_script_test_LDFLAGS): Define.
10614 (relro_script_test_LDADD): Define.
10615 (relro_script_test.so): New target.
10616 * testsuite/Makefile.in: Rebuild.
10617
f827c9a9
CC		 106182008-08-06 Cary Coutant <ccoutant@google.com>
10619
10620 * archive.cc (Archive::total_archives, Archive::total_members)
10621 (Archive::total_members_loaded): New variables.
10622 (Archive::setup): Add parameter. Add option to preread
10623 archive symbols.
10624 (Archive::read_armap): Add counter.
10625 (Archive::get_file_and_offset): New function.
10626 (Archive::get_elf_object_for_member): New function.
10627 (Archive::read_all_symbols): New function.
10628 (Archive::read_symbols): New function.
10629 (Archive::add_symbols): Add counters.
10630 (Archive::include_all_members): Use armap to find members if it's
10631 already built.
10632 (Archive::include_member): Skip reading symbols if already read.
10633 Factored code into Archive::get_file_and_offset and
10634 Archive::get_elf_object_for_member. Changed call to
10635 Mapfile::report_include_archive_member.
10636 (Archive::print_stats): New function.
10637 * archive.h: Declare Object and Read_symbols_data classes.
10638 (Archive::Archive): Add initializers for new members.
10639 (Archive::setup): Add parameter.
10640 (Archive::print_stats): New function.
10641 (Archive::total_archives, Archive::total_members)
10642 (Archive::total_members_loaded): New variables.
10643 (Archive::get_file_and_offset): New function.
10644 (Archive::get_elf_object_for_member): New function.
10645 (Archive::read_all_symbols): New function.
10646 (Archive::read_symbols): New function.
10647 (Archive::Archive_member): New class.
10648 (Archive::members_): New member.
10649 (Archive::num_members_): New member.
10650 * main.cc: Include archive.h.
10651 (main): Call Archive::print_stats.
10652 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10653 archive parameter; member_name is now the fully-decorated name.
10654 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10655 * options.h: (General_options): Add --preread-archive-symbols option.
10656 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10657 Archive::setup.
10658
de4c45bd
ILT		 106592008-08-04 Ian Lance Taylor <iant@google.com>
10660
10661 * symtab.h (Symbol::use_plt_offset): New function.
10662 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10663 * powerpc.cc (Relocate::relocate): Likewise.
10664 * sparc.cc (Relocate::relocate): Likewise.
10665 * x86_64.cc (Relocate::relocate): Likewise.
10666 * testsuite/weak_plt.sh: New test.
10667 * testsuite/weak_plt_main.cc: New test.
10668 * testsuite/weak_plt_shared.cc: New test.
10669 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10670 (check_PROGRAMS): Add weak_plt.
10671 (check_DATA): Add weak_plt_shared.so.
10672 (weak_plt_main_pic.o, weak_plt): New targets.
10673 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10674 * testsuite/Makefile.in: Rebuild.
10675
10676 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10677 gcctestdir/ld.
10678 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10679 * testsuite/Makefile.in: Rebuild.
10680
323ee3f4
AM		 106812008-08-04 Alan Modra <amodra@bigpond.net.au>
10682
10683 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10684 * Makefile.in: Regenerate.
10685 * po/POTFILES.in: Regenerate.
10686
7c07ecec
ILT		 106872008-07-29 Ian Lance Taylor <iant@google.com>
10688
10689 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10690 symbols before other symbols.
10691 * testsuite/script_test_2.cc (test_addr): Declare.
10692 (test_addr_alias): Declare.
10693 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10694 values.
7c07ecec
ILT		 10695 * testsuite/script_test_2.t: Define test_addr_alias and
10696 test_addr.
10697
5778530e
ILT		 106982008-07-24 Ian Lance Taylor <iant@google.com>
10699
2a00e4fb
ILT		 10700 PR 5990
10701 * descriptors.cc: New file.
10702 * descriptors.h: New file.
10703 * gold-threads.h (class Hold_optional_lock): New class.
10704 * fileread.cc: Include "descriptors.h".
10705 (File_read::~File_read): Release descriptor rather than closing
10706 it.
10707 (File_read::open) [file]: Call open_descriptor rather than open.
10708 Set is_descriptor_opened_.
10709 (File_read::open) [memory]: Assert that descriptor is not open.
10710 (File_read::reopen_descriptor): New function.
10711 (File_read::release): Release descriptor.
10712 (File_read::do_read): Make non-const. Reopen descriptor.
10713 (File_read::read): Make non-const.
10714 (File_read::make_view): Reopen descriptor.
10715 (File_read::do_readv): Likewise.
10716 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10717 Update declarations.
10718 * layout.cc: Include "descriptors.h".
10719 (Layout::create_build_id): Use open_descriptor rather than open.
10720 * output.cc: Include "descriptors.h".
10721 (Output_file::open): Use open_descriptor rather than open.
10722 * archive.cc (Archive::const_iterator): Change Archive to be
10723 non-const.
10724 (Archive::begin, Archive::end): Make non-const.
10725 (Archive::count_members): Likewise.
10726 * archive.h (class Archive): Update declarations.
10727 * object.h (Object::read): Make non-const.
10728 * Makefile.am (CCFILES): Add descriptors.cc.
10729 (HFILES): Add descriptors.h.
10730 * Makefile.in: Rebuild.
10731
801647d1
ILT		 10732 PR 6716
10733 * gold.h: Always include <clocale>. Add Solaris workarounds
10734 following code in binutils/sysdep.h.
10735
5edd166e
ILT		 10736 PR 6048
10737 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10738 this->eh_frame_hdr_ is NULL before using it.
10739
c89ad728
ILT		 10740 * dynobj.cc (Versions::Versions): Update comment.
10741
aa86f06b
ILT		 10742 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10743 the base version name.
10744
5778530e
ILT		 10745 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10746 array size plus one.
10747 (Stringpool_template::set_string_offsets): Subtract one from key
10748 before using it as an array index.
10749 (Stringpool_template::get_offset_with_length): Likewise.
10750 (Stringpool_template::write_to_buffer): Likewise.
10751 * stringpool.h (Stringpool_template::get_offset_from_key):
10752 Likewise.
10753
057ead22
ILT		 107542008-07-23 Ian Lance Taylor <iant@google.com>
10755
7f649c59
ILT		 10756 PR 6658
10757 * object.h (Merged_symbol_value::value): Do our best to handle a
10758 negative addend.
10759
057ead22
ILT		 10760 PR 6647
10761 * script.cc (Version_script_info::get_versions): Don't add empty
10762 version tag to return value.
10763 (Version_script_info::get_symbol_version_helper): Change return
10764 type to bool. Add pversion parameter. Change all callers.
10765 (script_register_vers_node): Don't require a non-NULL tag.
10766 * script.h (class Version_script_info): Update declarations.
10767 (Version_script_info::get_symbol_version): Change return type to
10768 bool. Add version parameter. Change all callers.
10769 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10770 handling. Handle an empty version from a version script.
10771 (Symbol_table::define_special_symbol): Likewise.
10772 * testsuite/ver_test_10.script: New file.
10773 * testsuite/ver_test_10.sh: New file.
10774 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10775 (check_DATA): Add ver_test_10.syms.
10776 (ver_test_10.syms, ver_test_10.so): New target.
10777 * testsuite/Makefile.in: Rebuild.
10778
58e54ac2
CD		 107792008-07-23 Simon Baldwin <simonb@google.com>
10780
10781 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10782 to zero for undefined symbols from dynamic libraries.
10783
95d14cd3
ILT		 107842008-07-23 Ian Lance Taylor <iant@google.com>
10785
10786 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10787 Change all callers.
10788 * symtab.h (class Symbol_table): Update declaration.
10789 * testsuite/ver_test_9.cc: New file.
10790 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10791 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10792 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10793 (ver_test_9.so, ver_test_9.o): New targets.
10794 * testsuite/Makefile.in: Rebuild.
10795
92de84a6
ILT		 107962008-07-22 Ian Lance Taylor <iant@google.com>
10797
34810851
ILT		 10798 * options.h (class General_options): Define --check-sections.
10799 * layout.cc (Layout::set_segment_offsets): Handle
10800 --check-sections.
10801
af6156ef
ILT		 10802 * options.h (class General_options): Define -n/--nmagic and
10803 -N/--omagic.
10804 * options.cc (General_options::finalize): For -n/--nmagic or
10805 -N/--omagic, set -static.
10806 * layout.cc (Layout::attach_allocated_section_to_segment): If
10807 -N/--omagic, don't put read-only and read-write sections in
10808 different segments.
10809 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10810 finding a read-only segment.
10811 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10812 don't set the minimum segment alignment to the common page size,
10813 and don't set the file offset to the address modulo the page size.
10814 * script-sections.cc (Script_sections::create_segments): If
10815 -n/--omagic, don't put read-only and read-write sections in
10816 different segments.
10817
92de84a6
ILT		 10818 * cref.cc: New file.
10819 * cref.h: New file.
10820 * options.h (class General_options): Add --print-symbol-counts.
10821 * main.cc (main): Issue defined symbol report if requested.
10822 * archive.cc (Archive::interpret_header): Make into a const member
10823 function.
10824 (Archive::add_symbols): Call Input_objects::archive_start and
10825 archive_stop.
10826 (Archive::const_iterator): Define new class.
10827 (Archive::begin, Archive::end): New functions.
10828 (Archive::include_all_members): Rewrite to use iterator.
10829 (Archive::count_members): New function.
10830 * archive.h (class Archive): Update declarations.
10831 (Archive::filename): New function.
10832 * object.cc: Include "cref.h".
10833 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10834 (Sized_relobj::do_get_global_symbol_counts): New function.
10835 (Input_objects::add_object): Add object to cross-referencer.
10836 (Input_objects::archive_start): New function.
10837 (Input_objects::archive_stop): New function.
10838 (Input_objects::print_symbol_counts): New function.
10839 * object.h: Declare Cref and Archive.
10840 (Object::get_global_symbol_counts): New function.
10841 (Object::do_get_global_symbol_counts): New pure virtual function.
10842 (class Sized_relobj): Add defined_count_ field. Update
10843 declarations.
10844 (class Input_objects): Add cref_ field. Update constructor.
10845 Update declarations.
10846 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10847 defined_count_.
10848 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10849 symbol counts.
10850 (Sized_dynobj::do_get_global_symbol_counts): New function.
10851 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10852 defined_count_. Update declarations. Define Symbols typedef.
10853 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10854 parameter. Change all callers.
10855 (Symbol_table::add_from_dynobj): Add sympointers and defined
10856 parameters. Change all callers.
10857 * symtab.h (class Symbol_table): Update declarations.
10858 * Makefile.am (CCFILES): Add cref.cc.
10859 (HFILES): Add cref.h.
10860 * Makefile.in: Rebuild.
10861
3f7c5e1d
CD		 108622008-07-22 Simon Baldwin <simonb@google.com>
10863
10864 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10865 to zero when writing undefined symbols.
10866
e0b64032
ILT		 108672008-07-22 Ian Lance Taylor <iant@google.com>
10868
10869 * output.cc (Output_section::add_input_section): Don't try to
10870 merge empty merge sections.
10871
096b02cf
CS		 108722008-07-21 Craig Silverstein <csilvers@google.com>
10873
10874 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10875 Include symbol version in error message.
cd536b21 10876
1d1f116d
CD		 108772008-07-20 Chris Demetriou <cgd@google.com>
10878
cd536b21 10879 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10880 (RANDOM_SEED_CFLAGS): New substituted variable.
10881 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10882 * configure: Rebuild.
10883 * Makefile.in: Likewise.
10884 * testsuite/Makefile.in: Likewise.
10885
a18f591e
ILT		 108862008-07-18 Ian Lance Taylor <iant@google.com>
10887
10888 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10889 where we see NAME/NULL and NAME/VERSION as separate symbols.
10890 * testsuite/ver_test_main.cc (main): Call t4.
10891 (t4, t4_2a): Define.
10892 * testsuite/ver_test_2.cc (t4_2): Define.
10893 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10894 * testsuite/ver_test_4.cc (t4_2a): Define.
10895 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10896 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10897
c6e3f6ed
ILT		 108982008-07-17 Ian Lance Taylor <iant@google.com>
10899
10900 * dynobj.cc (Versions::add_def): If we give an error about a
10901 missing version, go ahead and create the version anyhow.
10902
ef9beddf
ILT		 109032008-07-10 Ian Lance Taylor <iant@google.com>
10904
10905 Handle output sections with more than 0x7fffffff bytes.
10906 * object.h (class Relobj): Change map_to_output_ to
10907 output_sections_, and just keep a section pointer. Change all
10908 uses. Move comdat group support to Sized_relobj.
10909 (Relobj::is_section_specially_mapped): Remove.
10910 (Relobj::output_section): Remove poff parameter. Change all
10911 callers.
10912 (Relobj::output_section_offset): New function.
10913 (Relobj::set_section_offset): Rewrite.
10914 (Relobj::map_to_output): Remove.
10915 (Relobj::output_sections): New function.
10916 (Relobj::do_output_section_offset): New pure virtual function.
10917 (Relobj::do_set_section_offset): Likewise.
10918 (class Sized_relobj): Add section_offsets_ field. Add comdat
10919 group support from Relobj. Update declarations.
10920 (Sized_relobj::get_output_section_offset): New function.
10921 (Sized_relobj::do_output_section_offset): New function.
10922 (Sized_relobj::do_set_section_offset): New function.
10923 * object.cc (Relobj::output_section_address): Remove.
10924 (Sized_relobj::Sized_relobj): Initialize new fields.
10925 (Sized_relobj::include_section_group): Cast find_kept_object to
10926 Sized_relobj.
10927 (Sized_relobj::include_linkonce_section): Likewise.
10928 (Sized_relobj::do_layout): Use separate arrays for output section
10929 and output offset.
10930 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10931 output_sections.
10932 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10933 output_sections and section_offsets.
10934 (Sized_relobj::write_local_symbols): Likewise.
10935 (map_to_kept_section): Compute output address directly.
10936 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10937 output_sections and section_offsets.
10938 (Sized_relobj::write_sections): Likewise.
10939 (Sized_relobj::relocate_sections): Likewise.
10940 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10941 * output.h (class Output_reloc): Update declarations. Change
10942 u2_.relobj to Sized_relobj*.
10943 (class Output_data_reloc): Change add functions to use
10944 Sized_relobj*.
10945 * output.cc (Output_reloc::Output_reloc): Change relobj to
10946 Sized_relobj*.
10947 (Output_reloc::local_section_offset): Change return type to
10948 Elf_Addr. Use get_output_section_offset.
10949 (Output_reloc::get_address): Likewise.
10950 (Output_section::is_input_address_mapped): Don't call
10951 is_section_specially_mapped.
10952 (Output_section::output_offset): Likewise.
10953 (Output_section::output_address): Likewise.
10954 (Output_section::starting_output_address): Likewise.
10955 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10956 parameter to Sized_relobj*.
10957 (Copy_relocs::need_copy_reloc): Likewise.
10958 (Copy_relocs::save): Likewise.
10959 * copy-relocs.h (class Copy_relocs): Update declarations.
10960 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10961 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10962 * target-reloc.h (relocate_for_relocatable): Change
10963 offset_in_output_section type to Elf_Addr. Change code that uses
10964 it as well.
10965 * layout.cc (Layout::layout): Always set *off.
10966 * mapfile.cc (Mapfile::print_input_section): Use
10967 output_section_offset.
10968 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10969 Sized_relobj*.
10970 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10971 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10972 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10973
5cb66f97
ILT		 109742008-07-03 Ian Lance Taylor <iant@google.com>
10975
10976 * layout.cc (Layout::include_section): Do not discard unrecognized
10977 SHT_STRTAB sections.
10978
afe47622
CS		 109792008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10980
10981 * script.cc (Lex::can_continue_name): Make '?' allowable in
10982 version-script names.
10983 * testsuite/version_script.map: Change glob pattern to use '?'
10984
5adf9721
ILT		 109852008-06-30 Manish Singh <yosh@gimp.org>
10986
10987 PR 6585
10988 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10989 Correct typo.
10990
e6fde208
ILT		 109912008-06-30 Ian Lance Taylor <iant@google.com>
10992
10993 PR 6660
10994 PR 6682
10995 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10996 versions]: Don't try to read the value in the contents, since we
10997 don't use it. Use the template endianness when writing.
10998
3f2e6a2d
CC		 109992008-06-25 Cary Coutant <ccoutant@google.com>
11000
11001 * fileread.cc (File_read::make_view): Assert on zero-length view.
11002 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11003 symbol table when there are no symbols to read.
11004
c43d3a48
CS		 110052008-06-23 Craig Silverstein <csilvers@google.com>
11006
11007 * version.cc (version_string): Bump to 1.7
11008
5f494ea0
CS		 110092008-06-18 Craig Silverstein <csilvers@google.com>
11010
11011 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11012 constant 0xFFFF to type Valtype.
11013 (Powerpc_relocate_functions::rel16_ha): Likewise.
11014
c42e122e
ILT		 110152008-06-17 Ian Lance Taylor <iant@google.com>
11016
f34787f8
ILT		 11017 * output.h (Output_section::Input_section): Initialize p2align_ to
11018 zero for Output_section_data constructors.
11019 (Output_section::Input_section::addralign): If not an input
11020 section, return the alignment of the Output_section_data.
11021 * testsuite/copy_test.cc: New file.
11022 * testsuite/copy_test_1.cc: New file.
11023 * testsuite/copy_test_2.cc: New file.
11024 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11025 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11026 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11027 (copy_test_1_pic.o, copy_test_1.so): New targets.
11028 (copy_test_2_pic.o, copy_test_2.so): New targets.
11029 * testsuite/Makefile.in: Rebuild.
11030
c42e122e
ILT		 11031 * script-sections.cc (Script_sections::place_orphan): Initialize
11032 local variable exact.
11033
ce3ac18a
DE		 110342008-06-13 David Edelsohn <edelsohn@gnu.org>
11035
11036 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11037
42cacb20
DE		 110382008-06-12 David Edelsohn <edelsohn@gnu.org>
11039 David S. Miller <davem@davemloft.net>
11040
11041 * powerpc.cc: New file.
11042 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11043 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11044 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11045 * Makefile.in: Rebuild.
11046
7b308235
ILT		 110472008-06-09 Ian Lance Taylor <iant@google.com>
11048
11049 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11050 <exception>.
11051 (throwing, orig_terminate): New static variables.
11052 (terminate_handler): New static function.
11053 (t2): Set terminate handler.
11054
f0b886e3
ILT		 110552008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11056
11057 PR 6584
cd536b21 11058 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 11059 alignment.
11060
3e90f135
CC		 110612008-05-30 Cary Coutant <ccoutant@google.com>
11062
11063 * archive.cc (Archive::include_all_members) Correct to step
11064 over symbol table and extended name table in thin archives.
11065
e09ad04a
ILT		 110662008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11067
11068 PR 6407
11069 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11070 calculation.
11071
62b01cb5
ILT		 110722008-05-28 Caleb Howe <cshowe@google.com>
11073
11074 * reduced_debug_output.cc: New file.
11075 * reduced_debug_output.h: New file.
92de84a6 11076 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 11077 * options.cc (General_options::finalize): Add strip_debug_non_line
11078 to the strip heirarchy.
11079 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11080 fields.
11081 * layout.cc: Include "reduced_debug_output.h".
11082 (Layout::Layout): Initialize new fields.
11083 (line_only_debug_sections): New static array.
11084 (is_lines_only_debug_sections): New static inline function.
11085 (Layout::include_section): Handle --strip-debug-non-line.
11086 (Layout::make_output_section): If --strip-debug-non-line, build
11087 new output sections for .debug_abbrev and .debug_info.
11088 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11089 gold. Warn about possible overflow.
11090 (read_signed_LEB_128): Likewise.
11091 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11092 (read_signed_LEB_128): Declare.
11093 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11094 (HFILES): Add reduced_debug_output.h.
11095 * Makefile.in: Rebuild.
11096
7d9e3d98
ILT		 110972008-05-21 Ian Lance Taylor <iant@google.com>
11098
11099 * mapfile.cc: New file.
11100 * mapfile.h: New file.
11101 * options.h (class General_options): Add -M/--print-map and -Map.
11102 * options.cc (General_options::finalize): Make -M equivalent to
11103 -Map -.
11104 * main.cc: Include <cstdio> and "mapfile.h".
11105 (main): Open mapfile if requested.
11106 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11107 constructor. Change caller.
11108 (queue_initial_tasks): Add mapfile parameter. Change caller.
11109 (queue_middle_tasks): Likewise.
11110 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11111 declarations.
11112 * archive.cc: Include "mapfile.h".
11113 (Archive::add_symbols): Add mapfile parameter. Change all
11114 callers. Pass mapfile, symbol, and reason to include_member.
11115 (Archive::include_all_members): Add mapfile parameter. Change all
11116 callers.
11117 (Archive::include_member): Add mapfile, sym, and why parameters.
11118 Change all callers. Report inclusion to map file.
11119 * archive.h: Include "fileread.h".
11120 (class Archive): Update declarations.
11121 (Archive::file): New const method.
11122 (class Add_archive_symbols): Add mapfile_ field. Update
11123 constructor. Change all callers.
11124 * readsyms.h (class Read_symbols): Likewise.
11125 (class Finish_group): Likewise.
11126 (class Read_script): Likewise.
11127 * common.cc: Include "mapfile.h".
11128 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11129 all callers.
11130 (Symbol_table::do_allocate_commons): Likewise.
11131 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11132 symbol allocation to mapfile.
11133 * common.h (class Allocate_commons_task): Add mapfile_ field.
11134 Update constructor. Change all callers.
11135 * symtab.h (class Symbol_table): Update declarations.
11136 * layout.cc: Include "mapfile.h".
11137 (Layout_task_runner::run): Print information to mapfile.
11138 (Layout::create_gold_note): Change Output_data_fixed_space to
11139 Output_data_zero_fill.
11140 (Layout::create_build_id): Likewise.
11141 (Layout::print_to_mapfile): New function.
11142 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11143 constructor. Change caller.
11144 (class Layout): Declare print_to_mapfile.
11145 * output.cc (Output_section::Input_section::print_to_mapfile): New
11146 function.
11147 (Output_section::add_input_section): If producing a map, always
11148 add to input_sections_ list.
11149 (Output_section::do_print_to_mapfile): New function.
11150 (Output_segment::print_sections_to_mapfile): New function.
11151 (Output_segment::print_section_list_to_mapfile): New function.
11152 * output.h: Include "mapfile.h".
11153 (Output_data::print_to_mapfile): New function.
11154 (Output_data::do_print_to_mapfile): New virtual function.
11155 (Output_segment_headers::do_print_to_mapfile): New function.
11156 (Output_file_header::do_print_to_mapfile): New function.
11157 (Output_data_const::do_print_to_mapfile): New function.
11158 (class Output_data_const_buffer): Add map_name_ field. Update
11159 constructor. Change all callers. Add do_print_to_mapfile
11160 function.
11161 (class Output_data_fixed_space): Likewise.
11162 (class Output_data_space): Likewise.
11163 (class Output_data_zero_fill): New class.
11164 (Output_data_strtab::do_print_to_mapfile): New function.
11165 (Output_data_reloc_base::do_print_to_mapfile): New function.
11166 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11167 (Output_data_group::do_print_to_mapfile): New function.
11168 (Output_data_got::do_print_to_mapfile): New function.
11169 (Output_data_dynamic::do_print_to_mapfile): New function.
11170 (Output_symtab_xindex::do_print_to_mapfile): New function.
11171 (class Output_section): Declare do_print_to_mapflie. Declare
11172 print_to_mapfile in Input_section.
11173 (class Output_segment): Declare new functions.
11174 * object.h (Sized_relobj::symbol_count): New function.
11175 * script-sections.cc
11176 (Output_section_element_dot_assignment::set_section_addresses):
11177 Change Output_data_fixed_space to Output_data_zero_fill.
11178 (Output_data_expression::do_print_to_mapfile): New function.
11179 * script.cc (read_input_script): Add mapfile parameter. Change
11180 all callers.
11181 * script.h (read_input_script): Update declaration.
11182 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11183 (Eh_frame::do_print_to_mapfile): New function.
11184 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11185 (Output_merge_string::do_print_to_mapfile): New function.
11186 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11187 function.
11188 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11189 function.
11190 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11191 function.
11192 * Makefile.am (CCFILES): Add mapfile.cc.
11193 (HFILES): Add mapfile.h.
11194 * Makefile.in: Rebuild.
11195
9f1d377b
ILT		 111962008-05-19 Ian Lance Taylor <iant@google.com>
11197
11198 * options.h (class General_options): Add -z relro.
11199 * layout.cc (Layout::Layout): Initialize relro_segment_.
11200 (Layout::add_output_section_data): Return the output section.
11201 (Layout::make_output_section): Rcognize relro sections and mark
11202 them appropriately.
11203 (Layout::attach_allocated_section_to_segment): Put relro sections
11204 in a PT_GNU_RELRO segment.
11205 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11206 section as relro.
11207 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11208 PT_TLS segments.
11209 (Layout::linkonce_mapping): Map d.rel.ro.local to
11210 .data.rel.ro.local.
11211 (Layout::output_section_name): Us .data.rel.ro.local for any
11212 section which begins with that.
11213 * layout.h (class Layout): Update add_output_section_data
11214 declaration. Add relro_segment_ field.
11215 * output.cc (Output_section::Output_section): Initialize is_relro_
11216 and is_relro_local_ fields.
11217 (Output_segment::add_output_section): Group relro sections.
11218 (Output_segment::is_first_section_relro): New function.
11219 (Output_segment::maximum_alignment): If there is a relro section,
11220 align the segment to the common page size.
11221 (Output_segment::set_section_addresses): Track whether we are
11222 looking at relro sections. If the last section is a relro
11223 section, align to the common page size.
11224 (Output_segment::set_section_list_addresses): Add in_relro
11225 parameter. Change all callers. Align to the page size when
11226 moving from relro to non-relro section.
11227 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11228 segment.
11229 * output.h (class Output_section): Add is_relro_ and
11230 is_relro_local_ fields.
11231 (Output_section::is_relro): New function.
11232 (Output_section::set_is_relro): New function.
11233 (Output_section::is_relro_local): New function.
11234 (Output_section::set_is_relro_local): New function.
11235 (class Output_segment): Update declarations.
11236 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11237 * sparc.cc (Target_sparc::got_section): Likewise.
11238 * x86_64.cc (Target_x86_64::got_section): Likewise.
11239 * testsuite/relro_test_main.cc: New file.
11240 * testsuite/relro_test.cc: New file.
11241 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11242 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11243 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11244 (relro_test.so, relro_test_pic.o): New targets.
11245 * testsuite/Makefile.in: Rebuild.
11246
a984ee1d
ILT		 112472008-05-16 Ian Lance Taylor <iant@google.com>
11248
01676dcd
ILT		 11249 * output.cc (Output_segment::add_output_section): Remove front
11250 parameter.
11251 * output.h (class Output_segment): Remove
11252 add_initial_output_section and overloaded add_output_section.
11253 Update declaration of remaining add_output_section.
11254 * layout.cc (Layout::create_interp): Call add_output_section
11255 rather than add_initial_output_section.
11256 (Layout::finish_dynamic_section): Likewise.
11257
497897f9
ILT		 11258 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11259 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11260 know the dynamic type.
11261 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11262 field. Initialize it in constructor.
11263 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11264 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11265 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11266 reloc.
11267
a984ee1d
ILT		 11268 * output.cc (Output_reloc::get_address): Change return type to
11269 Elf_Addr.
11270 * output.h (class Output_reloc): Update get_address declaration.
11271 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11272 for section addresses.
11273
55ba0940
ILT		 112742008-05-09 Ian Lance Taylor <iant@google.com>
11275
11276 PR 6493
11277 * gold.cc (gold_nomem): Use return value of write.
11278
75517b77
ILT		 112792008-05-08 Ian Lance Taylor <iant@google.com>
11280
11281 * symtab.c (Symbol::init_base_output_data): Add version
11282 parameter. Change all callers.
11283 (Symbol::init_base_output_segment): Likewise.
11284 (Symbol::init_base_constant): Likewise.
11285 (Symbol::init_base_undefined): Likewise.
11286 (Sized_symbol::init_output_data): Likewise.
11287 (Sized_symbol::init_output_segment): Likewise.
11288 (Sized_symbol::init_constant): Likewise.
11289 (Sized_symbol::init_undefined): Likewise.
11290 (Symbol_table::do_define_in_output_data): If the new symbol has a
11291 version, mark it as the default.
11292 (Symbol_table::do_define_in_output_segment): Likewise.
11293 (Symbol_table::do_define_as_constant): Likewise.
11294 * symtab.h (class Symbol): Update declarations.
11295 (class Sized_symbol): Likewise.
11296 * resolve.cc (Symbol::override_version): New function.
c42e122e 11297 (Symbol::override_base): Call override_version.
75517b77
ILT		 11298 (Symbol::override_base_with_special): Likewise.
11299 * testsuite/ver_script_8.script: New file.
11300 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11301 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11302 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11303 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11304
f1f70eae
ILT		 113052008-05-06 Ian Lance Taylor <iant@google.com>
11306
f3e9c5c5
ILT		 11307 PR 6049
11308 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11309 functions.
11310 (class General_options): Remove existing --undefined, and add
11311 --no-undefined instead. Add new --undefined as synonym for -u.
11312 * archive.cc (Archive::add_symbols): Check whether symbol was
11313 named with -u.
11314 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11315 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11316 all uses. Add IS_UNDEFINED. Update declarations to split
11317 different versions of init_base. Declare init_base_undefined.
11318 (Symbol::is_defined): Handle IS_UNDEFINED.
11319 (Symbol::is_undefined): Likewise.
11320 (Symbol::is_weak_undefined): Call is_undefined.
11321 (Symbol::is_absolute): Handle IS_CONSTANT.
11322 (class Sized_symbol): Update declarations to split different
11323 versions of init. Declare init_undefined.
11324 (class Symbol_table): Declare new functions.
11325 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11326 Change all callers.
11327 (Symbol::init_base_output_data): Likewise.
11328 (Symbol::init_base_output_segment): Likewise.
11329 (Symbol::init_base_constant): Likewise.
11330 (Symbol::init_base_undefined): New function.
11331 (Sized_symbol::init_object): Rename from init. Change all
11332 callers.
11333 (Sized_symbol::init_output_data): Likewise.
11334 (Sized_symbol::init_output_segment): Likewise.
11335 (Sized_symbol::init_constant): Likewise.
11336 (Sized_symbol::init_undefined): New function.
11337 (Symbol_table::add_undefined_symbols_from_command_line): New
11338 function.
11339 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11340 function.
11341 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11342 (Symbol::output_section): Likewise.
11343 (Symbol::set_output_section): Likewise.
11344 (Symbol_table::sized_finalize_symbol): Likewise.
11345 (Symbol_table::sized_write_globals): Likewise.
11346 * resolve.cc (Symbol_table::should_override): Likewise.
11347 (Symbol::override_base_with_special): Likewise.
11348
8bdcdf2c
ILT		 11349 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11350 symbol, change it to have default visibility.
11351 * testsuite/protected_1.cc: New file.
11352 * testsuite/protected_2.cc: New file.
11353 * testsuite/protected_3.cc: New file.
11354 * testsuite/protected_main_1.cc: New file.
11355 * testsuite/protected_main_2.cc: New file.
11356 * testsuite/protected_main_3.cc: New file.
11357 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11358 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11359 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11360 (protected_1.so): New target.
11361 (protected_1_pic.o, protected_2_pic.o): New targets.
11362 (protected_3_pic.o): New target.
11363 (check_PROGRAMS): Add protected_2.
11364 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11365 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11366 * testsuite/Makefile.in: Rebuild.
11367
2b706932
ILT		 11368 * options.h (DEFINE_var): Add set_user_set_##varname__.
11369 (DEFINE_bool_alias): New macro.
11370 (class General_options): Define -Bstatic using DEFINE_bool_alias
11371 rather than DEFINE_special. Add --undefined as an alias for -z
11372 defs.
11373 * options.cc (General_options::parse_Bstatic): Remove.
11374
d82a5bcc
ILT		 11375 * options.h (class General_options): Add --fatal-warnings.
11376 * main.cc (main): Implement --fatal-warnings.
11377 * errors.h (Errors::warning_count): New function.
11378
f1f70eae
ILT		 11379 * options.h (class General_options): Add -Bsymbolic-functions.
11380 * symtab.h (Symbol::is_preemptible): Check for
11381 -Bsymbolic-functions.
11382
8825ac63
ILT		 113832008-05-05 Ian Lance Taylor <iant@google.com>
11384
d98bc257
ILT		 11385 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11386 as noVARNAME rather than no-VARNAME.
11387 (class General_options): Add option -z combreloc.
11388 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11389 get_address.
11390 (Output_reloc::sort_before) [SHT_REL]: New function.
11391 (Output_reloc::sort_before) [SHT_RELA]: New function.
11392 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11393 Sort_relocs_comparison.
11394 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11395 parameter. Change all callers.
11396 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11397 sort_relocs parameter. Change all callers.
11398 * output.cc (Output_reloc::get_address): New function, broken out
11399 of write_rel.
11400 (Output_reloc::write_rel): Call it.
11401 (Output_reloc::compare): New function.
11402 (Output_data_reloc_base::do_write): Optionally sort relocs.
11403
60b2b4e7
ILT		 11404 * configure.ac: If targ_extra_obj is set, link it in.
11405 * configure.tgt: Initialize all variables.
11406 (x86_64*): Set targ_extra_obj and targ_extra_size.
11407 * configure: Rebuild.
11408
8825ac63
ILT		 11409 * object.cc (Sized_relobj::include_section_group): Adjust section
11410 indexes read from group data. Build vector to pass to
11411 layout_group.
11412 * layout.cc (Layout::layout_group): Add flags and shndxes
11413 parameters. Remove contents parameter. Change caller. Update
11414 explicit instantiations.
11415 * layout.h (class Layout): Update layout_group declaration.
11416 * output.cc (Output_data_group::Output_data_group): Add flags and
11417 input_shndxes parameters. Remove contents parameter. Change
11418 caller.
11419 (Output_data_group::do_write): Change input_sections_ to
11420 input_shndxes_.
11421 * output.h (class Output_data_group): Update constructor
11422 declaration. Rename input_sections_ to input_shndxes_.
11423 * testsuite/many_sections_test.cc: Add template.
11424
e94cf127
CC		 114252008-04-30 Cary Coutant <ccoutant@google.com>
11426
4418b2d5
CC		 11427 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11428
e94cf127
CC		 11429 * layout.cc (Layout::include_section): Refactored check for debug
11430 info section.
11431 (Layout::add_comdat): Add new parameters. Change type
11432 of signature parameter. Add object and shndx to signatures table.
11433 (Layout::find_kept_object): New function.
11434 * layout.h: Include <cstring>.
11435 (Layout::is_debug_info_section): New function.
11436 (Layout::add_comdat): Add new parameters.
11437 (Layout::find_kept_object): New function.
11438 (Layout::Kept_section): New struct.
11439 (Layout::Signatures): Change type of map range.
11440 * object.cc (Relobj::output_section_address): New function.
11441 (Sized_relobj::include_section_group): Add new parameters. Change
11442 calls to Layout::add_comdat. Change to build table of kept comdat
11443 groups and table mapping discarded sections to kept sections.
11444 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11445 (Sized_relobj::do_layout): Change calls to include_section_group and
11446 include_linkonce_section.
11447 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11448 value to zero when section is discarded.
11449 (Sized_relobj::map_to_kept_section): New function.
11450 * object.h (Relobj::output_section_address): New function.
11451 (Relobj::Comdat_group): New type.
11452 (Relobj::find_comdat_group): New function.
11453 (Relobj::Comdat_group_table): New type.
11454 (Relobj::Kept_comdat_section): New type.
11455 (Relobj::Kept_comdat_section_table): New type.
11456 (Relobj::add_comdat_group): New function.
11457 (Relobj::set_kept_comdat_section): New function.
11458 (Relobj::get_kept_comdat_section): New function.
11459 (Relobj::comdat_groups_): New field.
11460 (Relobj::kept_comdat_sections_): New field.
11461 (Symbol_value::input_value): Update comment.
11462 (Sized_relobj::map_to_kept_section) New function.
11463 (Sized_relobj::include_linkonce_section): Add new parameter.
11464 * target-reloc.h (Comdat_behavior): New type.
11465 (get_comdat_behavior): New function.
11466 (relocate_section): Add code to map a discarded section to the
11467 corresponding kept section when applying a relocation.
11468
e4e5049b
CS		 114692008-04-30 Craig Silverstein <csilvers@google.com>
11470
11471 * dwarf_reader.cc (next_generation_count): New static var.
11472 (Addr2line_cache_entry): New struct.
11473 (addr2line_cache): New static var.
11474 (Dwarf_line_info::one_addr2line): Added caching.
11475 (Dwarf_line_info::clear_addr2line_cache): New function.
11476 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11477 cache-size parameter.
11478 (Dwarf_line_info::one_addr2line_cache): New function.
11479 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11480 new cache-size argument to one_addr2line(), and clear cache.
11481
d09e9154
CC		 114822008-04-28 Cary Coutant <ccoutant@google.com>
11483
11484 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11485 R_386_PC8 relocations.
11486
7ef73768
ILT		 114872008-04-23 Ian Lance Taylor <iant@google.com>
11488
55438702
ILT		 11489 * object.cc (Sized_relobj::include_section_group): Check for
11490 invalid section group.
11491
c165fb93
ILT		 11492 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11493 header size.
11494
7ef73768
ILT		 11495 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11496 than read for file header.
11497 * archive.cc (Archive::include_member): Likewise.
11498
6194aaab
L		 114992008-04-23 Paolo Bonzini <bonzini@gnu.org>
11500
11501 * aclocal.m4: Regenerate.
11502 * configure: Regenerate.
11503
d491d34e
ILT		 115042008-04-19 Ian Lance Taylor <iant@google.com>
11505
5ea2bac6
ILT		 11506 * version.cc (version_string): Bump to 1.6.
11507
7bc3e21a
ILT		 11508 * testsuite/Makefile.am (many_sections_r_test): New target.
11509 (many_sections_r_test_SOURCES): Remove.
11510 (many_sections_r_test_DEPENDENCIES): Remove.
11511 (many_sections_r_test_LDFLAGS): Remove.
11512 (many_sections_r_test_LDADD): Remove.
11513
7fcd3aa9
ILT		 11514 * object.cc (Sized_relobj::do_add_symbols): Always pass
11515 local_symbol_count_ to add_from_relobj.
11516
4c94d6ae
ILT		 11517 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11518 every thousand variables.
11519 * testsuite/Makefile.in: Rebuild.
11520
d491d34e
ILT		 11521 * object.cc (Xindex::initialize_symtab_xindex): New function.
11522 (Xindex::read_symtab_xindex): New function.
11523 (Xindex::sym_xindex_to_shndx): New function.
11524 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11525 available.
11526 (Sized_relobj::do_initialize_xindex): New function.
11527 (Sized_relobj::do_read_symbols): Adjust section links.
11528 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11529 parameter. Change all callers.
11530 (Sized_relobj::include_section_group): Adjust section links and
11531 symbol section indexes.
11532 (Sized_relobj::do_layout): Adjust section links.
11533 (Sized_relobj::do_count_local_symbols): Adjust section links and
11534 symbol section indexes.
11535 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11536 ordinary and special symbols.
11537 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11538 dynsym_xindex parameters. Change all callers. Adjust section
11539 links. Use SHN_XINDEX when needed.
11540 (Sized_relobj::get_symbol_location_info): Adjust section links.
11541 Don't get fooled by special symbols.
11542 * object.h (class Xindex): Define.
11543 (class Object): Add xindex_ parameter. Declare virtual functoin
11544 do_initialize_xindex.
11545 (Object::adjust_sym_shndx): New function.
11546 (Object::set_xindex): New protected function.
11547 (class Symbol_value): Add is_ordinary_shndx_ field.
11548 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11549 (Symbol_value::value): Assert ordinary section.
11550 (Symbol_value::initialize_input_to_output_map): Likewise.
11551 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11552 Change all callers.
11553 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11554 all callers.
11555 (class Sized_relobj): Update declarations.
11556 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11557 parameter. Change all callers.
11558 (Sized_relobj::adjust_shndx): New function.
11559 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11560 field.
11561 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11562 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11563 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11564 (Sized_dynobj::read_dynsym_section): Adjust section links.
11565 (Sized_dynobj::read_dynamic): Likewise.
11566 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11567 section links.
11568 (Sized_dynobj::do_initialize_xindex): New function.
11569 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11570 do_initialize_xindex.
11571 (Sized_dynobj::adjust_shndx): New function.
11572 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11573 dynsym_xindex_ fields.
11574 (Layout::finalize): Add a call to set_section_indexes before
11575 creating the symtab sections.
11576 (Layout::set_section_indexes): Don't do anything if the section
11577 already has a section index.
11578 (Layout::create_symtab_sections): Add shnum parameter. Change
11579 caller. Create .symtab_shndx section if needed.
11580 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11581 caller.
11582 (Layout::allocated_output_section_count): New function.
11583 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11584 needed.
11585 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11586 fields. Update declarations.
11587 (Layout::symtab_xindex): New function.
11588 (Layout::dynsym_xindex): New function.
11589 (class Write_symbols_task): Add layout_ field.
11590 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11591 Change caller.
11592 * output.cc (Output_section_headers::Output_section_headers): Add
11593 shstrtab_section parameter. Change all callers.
11594 (Output_section_headers::do_sized_write): Store overflow values
11595 for section count and section string table section index in
11596 section header zero.
11597 (Output_file_header::do_sized_write): Check for overflow of
11598 section count and section string table section index.
11599 (Output_symtab_xindex::do_write): New function.
11600 (Output_symtab_xindex::endian_do_write): New function.
11601 * output.h (class Output_section_headers): Add shstrtab_section_.
11602 Update declarations.
11603 (class Output_symtab_xindex): Define.
11604 (Output_section::has_out_shndx): New function.
11605 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11606 field.
11607 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11608 Change all callers.
11609 (Sized_symbol::init): Likewise.
11610 (Symbol::output_section): Check for ordinary symbol.
11611 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11612 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11613 callers.
11614 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11615 Change all callers. Simplify handling of symbols from sections
11616 not included in the link.
11617 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11618 distinction.
11619 (Weak_alias_sorter::operator()): Assert that symbols are
11620 ordinary.
11621 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11622 distinction.
11623 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11624 parameters. Change all callers.
11625 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11626 symbol distinction. Use SHN_XINDEX when needed.
11627 (Symbol_table::write_section_symbol): Add symtab_xindex
11628 parameter. Change all callers.
11629 (Symbol_table::sized_write_section_symbol): Likewise. Use
11630 SHN_XINDEX when needed.
11631 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11632 declarations.
11633 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11634 (Symbol::is_defined): Check is_ordinary.
11635 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11636 (Symbol::is_absolute, Symbol::is_common): Likewise.
11637 (class Sized_symbol): Update declarations.
11638 (class Symbol_table): Update declarations.
11639 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11640 parameters. Change all callers.
11641 (Sized_symbol::override): Likewise.
11642 (Symbol_table::override): Likewise.
11643 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11644 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11645 is_ordinary, and orig_st_shndx parameters. Change all callers.
11646 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11647 to be in an ordinary section.
11648 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11649 object and is_ordinary parameters. Change all callers.
11650 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11651 Change all callers. Don't add undefined or non-ordinary symbols
11652 to reloc_map_.
11653 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11654 Change all callers.
11655 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11656 declarations.
11657 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11658 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11659 (Sized_relobj::relocate_sections): Likewise.
11660 * target-reloc.h (scan_relocs): Adjust section symbol index.
11661 (scan_relocatable_relocs): Likewise.
11662 * i386.cc (Scan::local): Check for ordinary symbols.
11663 * sparc.cc (Scan::local): Likewise.
11664 * x86_64.cc (Scan::local): Likewise.
11665 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11666 to symbol_section_and_value.
11667 * testsuite/many_sections_test.cc: New file.
11668 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11669 (check_PROGRAMS): Add many_sections_test.
11670 (many_sections_test_SOURCES): Define.
11671 (many_sections_test_DEPENDENCIES): Define.
11672 (many_sections_test_LDFLAGS): Define.
11673 (BUILT_SOURCES): Add many_sections_define.h.
11674 (many_sections_define.h): New target.
11675 (BUILT_SOURCES): Add many_sections_check.h.
11676 (many_sections_check.h): New target.
11677 (check_PROGRAMS): Add many_sections_r_test.
11678 (many_sections_r_test_SOURCES): Define.
11679 (many_sections_r_test_DEPENDENCIES): Define.
11680 (many_sections_r_test_LDFLAGS): Define.
11681 (many_sections_r_test_LDADD): Define.
11682 (many_sections_r_test.o): New target.
11683 * testsuite/Makefile.in: Rebuild.
11684
c5818ff1
CC		 116852008-04-17 Cary Coutant <ccoutant@google.com>
11686
11687 * errors.cc (Errors::info): New function.
11688 (gold_info): New function.
11689 * errors.h (Errors::info): New function.
11690 * gold.h (gold_info): New function.
11691 * object.cc (Input_objects::add_object): Print trace output.
11692 * options.cc (options::parse_set): New function.
11693 (General_options::parse_wrap): Deleted.
11694 (General_options::General_options): Deleted initializer.
11695 * options.h (options::String_set): New typedef.
11696 (options::parse_set): New function.
11697 (DEFINE_set): New macro.
11698 (General_options::wrap): Changed to use DEFINE_set. Changed
11699 callers of any_wrap_symbols and is_wrap_symbol.
11700 (General_options::trace, General_options::trace_symbol):
11701 New options.
11702 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11703 (General_options::wrap_symbols_): Deleted.
11704 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11705
b5be4a7c
DM		 117062008-04-17 David S. Miller <davem@davemloft.net>
11707
11708 * options.cc (General_options::parse_V): New function.
11709 * options.h: Add entries for -V and -Qy.
11710
155a0dd7
ILT		 117112008-04-17 Ian Lance Taylor <iant@google.com>
11712
11713 * common.cc (Symbol_table::allocate_commons): Remove options
11714 parameter. Change caller.
11715 (Symbol_table::do_allocate_commons): Remove options parameter.
11716 Change caller. Just call do_allocate_commons_list twice.
11717 (Symbol_table::do_allocate_commons_list): New function, broken out
11718 of do_allocate_commons.
11719 * common.h (class Allocate_commons_task): Remove options_ field.
11720 Update constructor.
11721 * symtab.cc (Symbol_table::Symbol_table): Initialize
11722 tls_commons_.
11723 (Symbol_table::add_from_object): Put TLS common symbols on
11724 tls_commons_ list.
11725 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11726 which are IN_OUTPUT_DATA.
11727 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11728 allocate_commons and do_allocate_commons declarations. Declare
11729 do_allocate_commons_list.
11730 * gold.cc (queue_middle_tasks): Update creation of
11731 Allocate_commons_task to not pass options.
11732 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11733 (TLS_TEST_C_FLAGS): New variable.
11734 (tls_test_c_pic.o): New target.
11735 (tls_test_shared.so): Link in tls_test_c_pic.o.
11736 (tls_test_c_pic_ie.o): New target.
11737 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11738 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11739 (tls_test_c.o): New target.
11740 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11741 (tls_pic_test_LDADD): Likewise.
11742 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11743 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11744 (tls_test_c_gnu2.o): New target.
11745 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11746 tls_test_c_gnu2.o.
11747 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11748 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11749 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11750 * testsuite/tls_test.cc: Include "config.h".
11751 (t_last): Call t11_last.
11752 * testsuite/tls_test.h (t11, t11_last): Declare.
11753 * testsuite/tls_test_c.c: New file.
11754 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11755 * configure.ac: Check for OpenMP support.
11756 * configure, config.in, Makefile.in: Rebuild.
11757 * testsuite/Makefile.in: Rebuild.
11758
edfbb029
CC		 117592008-04-16 Cary Coutant <ccoutant@google.com>
11760
11761 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11762 (Target_i386::tls_base_symbol_defined_): New field.
11763 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11764 (Target_i386::Scan::global): Likewise.
11765 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11766 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11767 (Target_x86_64::tls_base_symbol_defined_): New field.
11768 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11769 (Target_x86_64::Scan::global): Likewise.
11770
f3c69fca
CC		 117712008-04-16 Cary Coutant <ccoutant@google.com>
11772
11773 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11774 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11775 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11776 building shared libraries.
11777 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11778 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11779 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11780 * testsuite/Makefile.in: Rebuild.
11781 * testsuite/weak_undef.h: New file.
11782 * testsuite/weak_undef_file1.cc: Add extra test cases.
11783 * testsuite/weak_undef_file2.cc: Likewise.
11784 * testsuite/weak_undef_test.cc: Likewise.
11785
7c414435
DM		 117862008-04-16 David S. Miller <davem@davemloft.net>
11787
32b769e1
DM		 11788 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11789 Add issued_non_pic_error_ field. Declare check_non_pic.
11790 (Target_sparc::Scan::check_non_pic): New function.
11791 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11792 (Target_sparc::Scan::global): Likewise.
11793
11936fb1
DM		 11794 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11795 * configure: Rebuild.
11796
7c414435
DM		 11797 * options.h (DEFINE_enable): New macro.
11798 (new_dtags): New enable option.
11799 (initfirst, interpose, loadfltr, nodefaultlib,
11800 nodelete, nodlopen, nodump): New -z options.
11801 * layout.cc (Layout:finish_dynamic_section): If new
11802 dtags enabled, emit DT_RUNPATH. Also, emit a
11803 DT_FLAGS_1 containing any specified -z flags.
11804
85c7bf8b
ILT		 118052008-04-16 Ian Lance Taylor <iant@google.com>
11806
12c0daef
ILT		 11807 * copy-relocs.cc: New file.
11808 * copy-relocs.h: New file.
11809 * reloc.cc: Remove Copy_relocs code.
11810 * reloc.h: Likewise.
11811 * reloc-types.h (struct Reloc_types) [both versions]: Add
11812 get_reloc_addend_noerror.
11813 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11814 variants of add_global which take an addend which must be zero.
11815 * i386.cc: Include "copy-relocs.h".
11816 (class Target_i386): Change type of copy_relocs_ to variable,
11817 update initializer.
11818 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11819 Change all callers.
11820 (Target_i386::do_finalize_sections): Change handling of
11821 copy_relocs_.
11822 * sparc.cc: Include "copy-relocs.h".
11823 (class Target_sparc): Change type of copy_relocs_ to variable,
11824 update initializer.
11825 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11826 Change all callers.
11827 (Target_sparc::do_finalize_sections): Change handling of
11828 copy_relocs_.
11829 * x86_64.cc: Include "copy-relocs.h".
11830 (class Target_x86_64): Change type of copy_relocs_ to variable,
11831 update initializer.
11832 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11833 class. Change all callers.
11834 (Target_x86_64::do_finalize_sections): Change handling of
11835 copy_relocs_.
11836 * Makefile.am (CCFILES): Add copy-relocs.cc.
11837 (HFILES): Add copy-relocs.h.
11838
4f4995b6
ILT		 11839 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11840
85c7bf8b
ILT		 11841 * testsuite/script_test_4.sh: Permit leading zeroes.
11842
4f2a9edd
ILT		 118432008-04-15 Ian Lance Taylor <iant@google.com>
11844
e6188289
ILT		 11845 * script-sections.cc (Script_sections::create_segments): Use
11846 header_size_adjustment even when there is enough room for the
11847 headers.
11848 * testsuite/script_test_4.sh: New file.
11849 * testsuite/script_test_4.t: New file.
11850 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11851 (check_DATA): Add script_test_4.stdout.
11852 (MOSTLYCLEANFILES): Likewise.
11853 (script_test_4): New target.
11854 (script_test_4.stdout): New target.
11855 * testsuite/Makefile.in: Rebuild.
11856
4f2a9edd
ILT		 11857 * sparc.cc: Add definitions for Output_data_plt_sparc class
11858 constants.
11859
f5314dd5
DM		 118602008-04-14 David S. Miller <davem@davemloft.net>
11861
11862 * sparc.cc: New file.
11863 * Makefile.am (TARGETSOURCES): Add sparc.cc
11864 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11865 * configure.tgt: Document targ_extra_size and
11866 targ_extra_big_endian. Add entries for sparc-* and
11867 sparc64-*.
11868 * configure.ac: Handle targ_extra_size and
11869 targ_extra_big_endian.
11870 * Makefile.in: Rebuild.
11871 * configure: Likewise.
11872 * po/POTFILES.in: Likewise.
11873 * po/gold.pot: Likewise.
11874
154e0e9a
ILT		 118752008-04-14 Ian Lance Taylor <iant@google.com>
11876
11877 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11878 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11879 in the name/type/flags to section mapping. Don't call
11880 allocate_output_section.
11881 (Layout::choose_output_section): Change parameter from adjust_name
11882 to is_input_section. Don't permit input sections after sections
11883 are attached to segments. Don't call allocate_output_section.
11884 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11885 not write_enable_output_section.
11886 (Layout::make_output_section): Don't push to
11887 unattached_section_list_ nor call attach_to_segment. Call
11888 attach_section_to_segment if sections are attached.
11889 (Layout::attach_sections_to_segments): New function.
11890 (Layout::attach_section_to_segment): New function.
11891 (Layout::attach_allocated_section_to_segment): Rename from
11892 attach_to_segment. Remove flags parameter.
11893 (Layout::allocate_output_section): Remove function.
11894 (Layout::write_enable_output_section): Remove function.
11895 * layout.h (class Layout): Update for above changes. Add new
11896 field sections_are_attached_.
11897 * output.h (Output_section::update_flags_for_input_section): New
11898 function.
11899 * output.cc (Output_section::add_input_section): Call
11900 update_flags_for_input_section.
11901 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11902
009a67a2
CC		 119032008-04-11 Cary Coutant <ccoutant@google.com>
11904
11905 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11906 thought unnecessary.
11907 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11908
759b1a24
ILT		 119092008-04-11 Ian Lance Taylor <iant@google.com>
11910
11911 * output.h (class Output_section_data): Remove inline definition
11912 of set_addralign.
11913 * output.cc (Output_section_data::set_addralign): New function.
11914
c2b45e22
CC		 119152008-04-11 Cary Coutant <ccoutant@google.com>
11916
11917 Add support for TLS descriptors for i386 and x86_64.
11918 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11919 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11920 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11921 GOT_TYPE_TLS_DESC.
11922 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11923 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11924 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11925 relocations.
11926 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11927 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11928 Fix problem with initial-exec relocations.
11929 (Target_i386::Relocate::relocate_tls): Likewise.
11930 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11931 relaxation.
11932 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11933 support for section-plus-offset dynamic table entries.
11934 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11935 (Output_data_dynamic::Dynamic_entry): Add support for
11936 section-plus-offset dynamic table entries.
11937 (Output_data_dynamic::Classification): Likewise.
11938 (Output_data_dynamic::classification_): Renamed offset_.
11939 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11940 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11941 (Target_x86_64::make_plt_section): New function.
11942 (Target_x86_64::reserve_tlsdesc_entries): New function.
11943 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11944 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11945 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11946 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11947 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11948 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11949 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11950 add extra PLT entry for TLS descriptors.
11951 (Output_data_plt_x86_64::got_): New field.
11952 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11953 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11954 fields.
11955 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11956 descriptors.
11957 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11958 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11959 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11960 R_386_TLS_DESC_CALL relocations.
11961 (Target_x86_64::Scan::global): Likewise.
11962 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11963 for TLS descriptors.
11964 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11965 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11966 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11967 GD-to-IE relaxation.
11968 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11969 and TLS_DESCRIPTORS.
11970 * Makefile.in: Rebuild.
11971 * configure: Rebuild.
11972 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11973 (tls_test_shared2.so): New target.
11974 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11975 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11976 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11977 (tls_shared_gd_to_ie_test_LDADD): New variable.
11978 (tls_shared_gnu2_gd_to_ie_test): New target.
11979 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11980 New targets.
11981 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11982 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11983 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11984 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11985 (tls_shared_gnu2_test): New target.
11986 (tls_test_gnu2_shared.so): New target.
11987 (tls_shared_gnu2_test_SOURCES): New variable.
11988 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11989 (tls_shared_gnu2_test_LDFLAGS): New variable.
11990 (tls_shared_gnu2_test_LDADD): New variable.
11991 * testsuite/Makefile.in: Rebuild.
11992 * testsuite/Makefile.
11993
83bfb6b7
ILT		 119942008-04-11 Ian Lance Taylor <iant@google.com>
11995
11996 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11997 justsyms.t.
11998 * testsuite/Makefile.in: Rebuild.
11999
12000 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12001 long.
12002 * testsuite/script_test_2.cc (main): Adjust test.
12003
706e1f5e
ILT		 120042008-04-11 David S. Miller <davem@davemloft.net>
12005 Ian Lance Taylor <iant@google.com>
12006
12007 * options.h (General_options): Add entries for '-Y' and
12008 '-relax'.
12009 * options.cc (General_options:finalize): If -Y was used, add those
12010 entries to the library path instead of the default "/lib" and
12011 "/usr/lib".
12012
7c98e6bb
DM		 120132008-04-11 David S. Miller <davem@davemloft.net>
12014
12015 * testsuite/justsyms.t: Start at 0x100.
12016 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 12017 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12018 long.
12019 * testsuite/script_test_2.cc: Adjust string and section length
12020 checks.
7c98e6bb 12021
99a37bfd
ILT		 120222008-04-09 Ian Lance Taylor <iant@google.com>
12023
2cefc357
ILT		 12024 PR gold/5996
12025 * script-sections.cc (Sections_element::allocate_to_segment): Add
12026 orphan parameter.
12027 (Output_section_definition::allocate_to_segment): Likewise.
12028 (Orphan_output_section::allocate_to_segment): Likewise.
12029 (Script_sections::attach_sections_using_phdrs_clause): Don't
12030 propagate non-PT_LOAD segments to orphan sections.
12031 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12032 readelf rather than objdump.
12033 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12034 .interp section and PT_INTERP segment are the same size.
12035 * testsuite/Makefile.in: Rebuild.
12036
99a37bfd
ILT		 12037 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12038 aliases for symbols defined in the same object.
12039 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12040 (weak_alias_test_SOURCES): New variable.
12041 (weak_alias_test_DEPENDENCIES): New variable.
12042 (weak_alias_test_LDFLAGS): New variable.
12043 (weak_alias_test_LDADD): New variable.
12044 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12045 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12046 (weak_alias_test_3.o): New target.
12047 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12048 * testsuite/weak_alias_test_main.cc: New file.
12049 * testsuite/weak_alias_test_1.cc: New file.
12050 * testsuite/weak_alias_test_2.cc: New file.
12051 * testsuite/weak_alias_test_3.cc: New file.
12052
780e49c5
ILT		 120532008-04-08 Ian Lance Taylor <iant@google.com>
12054
cdb0b8f5
ILT		 12055 * options.h (class General_options): Add --noinhibit-exec option.
12056 * main.cc (main): Check --noinhibit-exec.
12057
0864d551
ILT		 12058 * options.h (class General_options): Define --wrap as a special
12059 option. Add wrap_symbols_ field.
12060 (General_options::any_wrap_symbols): New function.
12061 (General_options::is_wrap_symbol): New function.
12062 * options.cc (General_options::parse_wrap): New function.
12063 (General_options::General_options): Initialize wrap_symbols_.
12064 * symtab.cc (Symbol_table::wrap_symbol): New function.
12065 (Symbol_table::add_from_object): Handle --wrap.
12066 * symtab.h (class Symbol_table): Declare wrap_symbol.
12067 * target.h (Target::wrap_char): New function.
12068 (Target::Target_info): Add wrap_char field.
12069 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12070 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12071 * testsuite/testfile.cc (Target_test::test_target_info):
12072 Likewise.
12073
789aa6de
ILT		 12074 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12075 there is one.
12076
2c38906f
ILT		 12077 * layout.h (class Layout): Add added_eh_frame_data_ field.
12078 * layout.cc (Layout::Layout): Initialize new field.
12079 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12080 output section until we find a section we merged successfully.
12081 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12082 that the size be non-zero.
12083
780e49c5
ILT		 12084 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12085 qualifier.
12086
7fcd0256
ILT		 120872008-04-08 Craig Silverstein <csilvers@google.com>
12088
12089 * configure.ac: Export new conditional variable HAVE_ZLIB.
12090 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12091 on HAVE_ZLIB.
12092 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12093 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12094
6835af53
ILT		 120952008-04-07 Ian Lance Taylor <iant@google.com>
12096
e24f324c
ILT		 12097 * version.cc (version_string): Set to "1.5".
12098
a036edd8
ILT		 12099 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12100 Add issued_non_pic_error_ field. Declare check_non_pic.
12101 (Target_x86_64::Scan::check_non_pic): New function.
12102 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12103 (Target_x86_64::Scan::global): Likewise.
12104
624f8810
ILT		 12105 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12106 addend parameter. Change caller. Handle merge sections.
12107 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12108 Address to Addend. Don't add in the result of
12109 local_section_offset, pass down the addend and use the returned
12110 value.
12111 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12112 Update declarations of local_section_offset and symbol_value.
12113 * testsuite/two_file_test_1.cc (t18): New function.
12114 * testsuite/two_file_test_2.cc (f18): New function.
12115 * testsuite/two_file_test_main.cc (main): Call t18.
12116 * testsuite/two_file_test.h (t18, f18): Declare.
12117
6835af53
ILT		 12118 * configure.ac: Don't test for objdump, c++filt, or readelf.
12119 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12120 conditionals.
12121 (TEST_READELF): New variable.
12122 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12123 (check_PROGRAMS): Add two_file_strip_test.
12124 (two_file_strip_test): New target.
12125 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12126 (two_file_same_shared_strip_test_SOURCES): New variable.
12127 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12128 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12129 (two_file_same_shared_strip_test_LDADD): New variable.
12130 (two_file_shared_strip.so): New target.
12131 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12132 (ver_test_5.syms, ver_test_7.syms): Likewise.
12133 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12134 (strip_test_3.stdout): Use TEST_OBJDUMP.
12135 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12136
86925eef
CC		 121372008-04-04 Cary Coutant <ccoutant@google.com>
12138
12139 * symtab.h (Symbol::is_weak_undefined): New function.
12140 (Symbol::is_strong_undefined): New function.
12141 (Symbol::is_absolute): New function.
12142 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12143 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12144 absolute symbols.
12145 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12146 (weak_undef_test): New target.
12147 * testsuite/Makefile.in: Rebuild.
12148 * testsuite/weak_undef_file1.cc: New file.
12149 * testsuite/weak_undef_file2.cc: New file.
12150 * testsuite/weak_undef_test.cc: New file.
12151
126f3ece
ILT		 121522008-04-03 Craig Silverstein <csilvers@google.com>
12153
12154 * compressed_output.h (class Output_compressed_section): Use
12155 unsigned buffer.
12156 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12157 add zlib header.
12158 (zlib_compressed_suffix): Removed.
12159 (Output_compressed_section::set_final_data_size): Use unsigned
12160 buffers.
12161 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12162 Fix linker invocation.
12163 (flagstest_o_specialfile_and_compress_debug_sections):
12164 Likewise.
12165 * testsuite/Makefile.in: Regenerated.
12166
deae2a14
DM		 121672008-04-02 David S. Miller <davem@davemloft.net>
12168
12169 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12170 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12171
70752818
ILT		 121722008-04-02 Craig Silverstein <csilvers@google.com>
12173
12174 * TODO: New file.
12175
39d0cb0e
ILT		 121762008-04-02 Ian Lance Taylor <iant@google.com>
12177
12178 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12179 parameters. Update for new key type to views_. Change all
12180 callers.
12181 (File_read::read): Adjust for byteshift in returned view.
12182 (File_read::add_view): New function, broken out of
12183 find_and_make_view.
12184 (File_read::make_view): New function, broken out of
12185 find_and_make_view.
12186 (File_read::find_or_make_view): Add offset and aligned
12187 parameters. Rewrite accordingly. Change all callers.
12188 (File_read::get_view): Add offset and aligned parameters. Adjust
12189 for byteshift in return value.
12190 (File_read::get_lasting_view): Likewise.
12191 * fileread.h (class File_read): Update declarations.
12192 (class File_read::View): Add byteshift_ field. Add byteshift to
12193 constructor. Add byteshift method.
12194 * archive.h (Archive::clear_uncached_views): New function.
12195 (Archive::get_view): Add aligned parameter. Change all callers.
12196 * object.h (Object::get_view): Add aligned parameter. Change all
12197 callers.
12198 (Object::get_lasting_view): Likewise.
12199
12200 * fileread.cc (File_read::release): Don't call clear_views if
12201 there are multiple objects.
12202 * fileread.h (File_read::clear_uncached_views): New function.
12203 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12204 on the archive.
12205
a1207466
CC		 122062008-03-31 Cary Coutant <ccoutant@google.com>
12207
12208 Add thin archive support.
12209 * archive.cc (Archive::armagt): New const.
12210 (Archive::setup): Remove task parameter and calls to unlock.
12211 (Archive::unlock_nested_archives): New function.
12212 (Archive::read_header): Add nested_off parameter. Change
12213 all callers.
12214 (Archive::interpret_header): Likewise.
12215 (Archive::include_all_members): Change to handle thin
12216 archives.
12217 (Archive::include_member): Likewise.
12218 * archive.h (Archive::Archive): Add new parameters and
12219 initializers.
12220 (Archive::armagt): New const.
12221 (Archive::setup): Remove task parameter.
12222 (Archive::unlock_nested_archives): New function.
12223 (Archive::read_header): Add nested_off parameter.
12224 (Archive::interpret_header): Likewise.
12225 (Archive::Nested_archive_table): New typedef.
12226 (Archive::is_thin_archive_): New field.
12227 (Archive::nested_archives_): New field.
12228 (Archive::options_): New field.
12229 (Archive::dirpath_): New field.
12230 (Archive::task_): New field.
12231 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12232 for thin archives. Pass additional parameters to
12233 Archive::Archive. Unlock the archive file after calling
12234 Archive::setup.
cd536b21 12235
479f6503
ILT		 122362008-03-29 Ian Lance Taylor <iant@google.com>
12237
686c8caf
ILT		 12238 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12239 version symbol to be local.
12240 * testsuite/ver_test_4.sh: New file.
12241 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12242 (check_DATA): Add ver_test_4.syms.
12243 (ver_test_4.syms): New target.
12244 * testsuite/Makefile.in: Rebuild.
12245
ab794b6b
ILT		 12246 * output.cc
12247 (Output_section::Input_section_sort_entry::has_priority): New
12248 function.
12249 (Output_section::Input_section_sort_entry::match_file_name): New
12250 function.
12251 (Output_section::Input_section_sort_entry::match_section_name):
12252 Remove.
12253 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12254 Remove.
12255 (Output_section::Input_section_sort_entry::match_section_file):
12256 Remove.
12257 (Output_section::Input_section_sort_compare::operator()): Rewrite
12258 using new Input_section_sort_entry functions. Sort crtbegin and
12259 crtend first. Sort sections with no priority before sections with
12260 a priority.
12261 * testsuite/initpri1.c (d3): Check j != 4.
12262 (cd5): New constructor/destructor function.
12263 (main): Check j != 2.
12264
479f6503
ILT		 12265 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12266 new symbol when resolving, don't call set_is_default.
12267 * testsuite/ver_test_7.cc: New file.
12268 * testsuite/ver_test_7.sh: New file.
12269 * testsuite/Makefile.am (ver_test_7.so): New target.
12270 (ver_test_7.o): New target.
12271 (check_SCRIPTS): Add ver_test_7.sh.
12272 (check_DATA): Add ver_test_7.syms.
12273 (ver_test_7.syms): New target.
12274
2fd32231
ILT		 122752008-03-28 Ian Lance Taylor <iant@google.com>
12276
12277 * layout.cc (Layout::layout): If we see an input section with a
12278 name that needs sorting, set the must_sort flag for the output
12279 section.
12280 (Layout::make_output_section): If the name of the output section
12281 indicates that it might require sorting, set the may_sort flag.
12282 * output.h (Output_section::may_sort_attached_input_sections): New
12283 function.
12284 (Output_section::set_may_sort_attached_input_sections): New
12285 function.
12286 (Output_section::must_sort_attached_input_sections): New
12287 function.
12288 (Output_section::set_must_sort_attached_input_sections): New
12289 function.
12290 (class Output_section): Declare Input_section_sort_entry. Define
12291 Input_section_sort_compare. Declare
12292 sort_attached_input_sections. Add new fields:
12293 may_sort_attached_input_sections_,
12294 must_sort_attached_input_sections_,
12295 attached_input_sections_are_sorted_.
12296 * output.cc (Output_section::Output_section): Initialize new
12297 fields.
12298 (Output_section::add_input_section): Add an entry to
12299 input_sections_ if may_sort or must_sort are true.
12300 (Output_section::set_final_data_size): Call
12301 sort_attached_input_sections if necessary.
12302 (Output_section::Input_section_sort_entry): Define new class.
12303 (Output_section::Input_section_sort_compare::operator()): New
12304 function.
12305 (Output_section::sort_attached_input_sections): New function.
12306 * configure.ac: Check whether the compiler supports constructor
12307 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12308 * testsuite/initpri1.c: New file.
12309 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12310 CONSTRUCTOR_PRIORITY.
12311 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12312 (initpri1_LDFLAGS): New variable.
12313 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12314
18e6b24e
ILT		 123152008-03-27 Ian Lance Taylor <iant@google.com>
12316
49bdd526
ILT		 12317 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12318 * testsuite/common_test_1.c: New file.
12319 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12320 (common_test_1_SOURCES): New variable.
12321 (common_test_1_DEPENDENCIES): New variable.
12322 (common_test_1_LDFLAGS): New variable.
12323
18e6b24e
ILT		 12324 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12325 and commons_ correctly when NAME/VERSION does not override
12326 NAME/NULL.
12327 * testsuite/ver_test_6.c: New file.
12328 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12329 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12330 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12331
04bf7072
ILT		 123322008-03-26 Ian Lance Taylor <iant@google.com>
12333
5871526f
ILT		 12334 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12335 of an undefined symbol from a version script.
12336 * testsuite/Makefile.am (ver_test_5.so): New target.
12337 (ver_test_5.o): New target.
12338 (check_SCRIPTS): Add ver_test_5.sh.
12339 (check_DATA): Add ver_test_5.syms.
12340 (ver_test_5.syms): New target.
12341 * testsuite/ver_test_5.cc: New file.
12342 * testsuite/ver_test_5.script: New file.
12343 * testsuite/ver_test_5.sh: New file.
12344 * Makefile.in, testsuite/Makefile.in: Rebuild.
12345
04bf7072
ILT		 12346 PR gold/5986
12347 Fix problems building gold with gcc 4.3.0.
12348 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12349 (gold_error_at_location, gold_warning_at_location): Use it.
12350 * configure.ac: Check whether we can compile and use a template
12351 function with a printf attribute.
12352 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12353 when jumping over bytes.
12354 * object.cc: Instantiate Object::read_section_data.
12355 * debug.h: Include <cstring>
12356 * dwarf_reader.cc: Include <algorithm>
12357 * main.cc: Include <cstring>.
12358 * options.cc: Include <cstring>.
12359 * output.cc: Include <cstring>.
12360 * script.cc: Include <cstring>.
12361 * script.h: Include <string>.
12362 * symtab.cc: Include <cstring> and <algorithm>.
12363 * target-select.cc: Include <cstring>.
12364 * version.cc: Include <string>.
12365 * testsuite/testmain.cc: Include <cstdlib>.
12366 * configure, config.in: Rebuild.
12367
874c5b28
ILT		 123682008-03-25 Ian Lance Taylor <iant@google.com>
12369
819d6c3a
ILT		 12370 * options.cc: Include "../bfd/bfdver.h".
12371 (options::help): Print bug reporting address.
12372
f4b2c6f5
ILT		 12373 * version.cc (print_version): Adjust output for current value of
12374 BFD_VERSION_STRING.
12375
12376 * NEWS: New file.
12377
e96caa79
ILT		 12378 * options.cc (options::help): Print list of supported targets.
12379 * target-select.h: Include <vector>.
12380 (class Target_selector): Make machine_, size_, and is_big_endian_
12381 fields const. Add bfd_name_ and instantiated_target_ fields.
12382 (Target_selector::Target_selector): Add bfd_name parameter.
12383 (Target_selector::recognize): Make non-virtual, call
12384 do_recognize.
12385 (Target_selector::recognize_by_name): Make non-virtual, call
12386 do_recognize_by_name.
12387 (Target_selector::supported_names): New function.
12388 (Target_selector::bfd_name): New function.
12389 (Target_selector::do_instantiate_target): New pure virtual
12390 function.
12391 (Target_selector::do_recognize): New virtual function.
12392 (Target_selector::do_recognize_by_name): New virtual function.
12393 (Target_selector::instantiate_target): New private function.
12394 (supported_target_names): Declare.
12395 * target-select.cc (Target_selector::Target_selector): Update for
12396 new parameter and fields.
12397 (select_target_by_name): Check that the name matches before
12398 calling recognize_by_name.
12399 (supported_target_names): New function.
12400 * i386.cc (class Target_selector_i386): Update Target_selector
12401 constructor call. Remove recognize and recognize_by_name. Add
12402 do_instantiate_target.
12403 * x86_64.cc (class Target_selector_x86_64): Likewise.
12404 * testsuite/testfile.cc (class Target_selector_test): Update for
12405 changes to Target_selector.
12406
874c5b28
ILT		 12407 * README: Rewrite, with some notes on unsupported features.
12408
0a65a3a7
CC		 124092008-03-24 Cary Coutant <ccoutant@google.com>
12410
12411 * i386.cc (Target_i386::Got_type): New enum declaration.
12412 (Target_i386::Scan::local): Updated callers of Output_data_got
12413 member functions.
12414 (Target_i386::Scan::global): Likewise.
12415 (Target_i386::Relocate::relocate): Likewise.
12416 (Target_i386::Relocate::relocate_tls): Likewise.
12417 * object.h (Got_offset_list): New class.
12418 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12419 (Sized_relobj::local_got_offset): Likewise.
12420 (Sized_relobj::set_local_got_offset): Likewise.
12421 (Sized_relobj::local_has_tls_got_offset): Removed.
12422 (Sized_relobj::local_tls_got_offset): Removed.
12423 (Sized_relobj::set_local_tls_got_offset): Removed.
12424 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12425 * output.cc (Output_data_got::add_global): Added got_type parameter.
12426 (Output_data_got::add_global_with_rel): Likewise.
12427 (Output_data_got::add_global_with_rela): Likewise.
12428 (Output_data_got::add_global_pair_with_rel): New function.
12429 (Output_data_got::add_global_pair_with_rela): New function.
12430 (Output_data_got::add_local): Added got_type parameter.
12431 (Output_data_got::add_local_with_rel): Likewise.
12432 (Output_data_got::add_local_with_rela): Likewise.
12433 (Output_data_got::add_local_pair_with_rel): New function.
12434 (Output_data_got::add_local_pair_with_rela): New function.
12435 (Output_data_got::add_global_tls): Removed.
12436 (Output_data_got::add_global_tls_with_rel): Removed.
12437 (Output_data_got::add_global_tls_with_rela): Removed.
12438 (Output_data_got::add_local_tls): Removed.
12439 (Output_data_got::add_local_tls_with_rel): Removed.
12440 (Output_data_got::add_local_tls_with_rela): Removed.
12441 * output.h (Output_data_got::add_global): Added got_type parameter.
12442 (Output_data_got::add_global_with_rel): Likewise.
12443 (Output_data_got::add_global_with_rela): Likewise.
12444 (Output_data_got::add_global_pair_with_rel): New function.
12445 (Output_data_got::add_global_pair_with_rela): New function.
12446 (Output_data_got::add_local): Added got_type parameter.
12447 (Output_data_got::add_local_with_rel): Likewise.
12448 (Output_data_got::add_local_with_rela): Likewise.
12449 (Output_data_got::add_local_pair_with_rel): New function.
12450 (Output_data_got::add_local_pair_with_rela): New function.
12451 (Output_data_got::add_global_tls): Removed.
12452 (Output_data_got::add_global_tls_with_rel): Removed.
12453 (Output_data_got::add_global_tls_with_rela): Removed.
12454 (Output_data_got::add_local_tls): Removed.
12455 (Output_data_got::add_local_tls_with_rel): Removed.
12456 (Output_data_got::add_local_tls_with_rela): Removed.
12457 * resolve.cc (Symbol::override_base_with_special): Removed
12458 reference to has_got_offset_ field.
12459 * symtab.cc (Symbol::init_fields): Replaced initialization
12460 of got_offset_ with got_offsets_. Removed initialization
12461 of has_got_offset_
53fcba31 12462 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12463 (Symbol::got_offset): Likewise.
12464 (Symbol::set_got_offset): Likewise.
12465 (Symbol::has_tls_got_offset): Removed.
12466 (Symbol::tls_got_offset): Removed.
12467 (Symbol::set_tls_got_offset): Removed.
12468 (Symbol::got_offset_): Removed.
12469 (Symbol::tls_mod_got_offset_): Removed.
12470 (Symbol::tls_pair_got_offset_): Removed.
12471 (Symbol::got_offsets_): New field.
12472 (Symbol::has_got_offset): Removed.
12473 (Symbol::has_tls_mod_got_offset): Removed.
12474 (Symbol::has_tls_pair_got_offset): Removed.
12475 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12476 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12477 member functions.
12478 (Target_x86_64::Scan::global): Likewise.
12479 (Target_x86_64::Relocate::relocate): Likewise.
12480 (Target_x86_64::Relocate::relocate_tls): Likewise.
12481
bd52eafb
BE		 124822008-03-25 Ben Elliston <bje@au.ibm.com>
12483
12484 * yyscript.y: Fix spelling error in comment.
12485
8b105e34
ILT		 124862008-03-24 Ian Lance Taylor <iant@google.com>
12487
8ed814a9
ILT		 12488 * options.h (class General_options): Define build_id option.
12489 * layout.h (class Layout): Declare write_build_id, create_note,
12490 create_build_id. Add build_id_note_ member.
12491 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12492 "libiberty.h", "md5.h", "sha1.h".
12493 (Layout::Layout): Initialize eh_frame_data_,
12494 eh_frame_hdr_section_, and build_id_note_.
12495 (Layout::finalize): Call create_build_id.
12496 (Layout::create_note): New function, broken out of
12497 Layout::create_gold_note.
12498 (Layout::create_gold_note): Call create_note.
12499 (Layout::create_build_id): New function.
12500 (Layout::write_build_id): New function.
12501 (Close_task_runner::run): Call write_build_id.
12502
8b105e34
ILT		 12503 * x86_64.cc: Correct license to GPLv3.
12504
086a1841
ILT		 125052008-03-23 Ian Lance Taylor <iant@google.com>
12506
12507 * options.cc: Include "demangle.h".
12508 (parse_optional_string): New function.
12509 (parse_long_option): Handle takes_optional_argument.
12510 (parse_short_option): Update dash_z initializer. Handle
12511 takes_optional_argument.
12512 (General_options::General_options): Initialize do_demangle_.
12513 (General_options::finalize): Set do_demangle_. Handle demangling
12514 style.
12515 * options.h (parse_optional_string): Declare.
12516 (struct One_option): Add optional_arg field. Update constructor.
12517 Update call constructor calls. Add takes_optional_argument
12518 function.
12519 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12520 (DEFINE_optional_string): Define.
12521 (General_options::demangle): Change from DEFINE_bool to
12522 DEFINE_optional_string.
12523 (General_options::no_demangle): New function.
12524 (General_options::do_demangle): New function.
12525 (General_options::set_do_demangle): New function.
12526 (General_options::execstack_status_): Move definition to end of
12527 class definition.
12528 (General_options::static_): Likewise.
12529 (General_options::do_demangle_): New field.
12530 * object.cc (big_endian>::get_symbol_location_info): Call
12531 Options::do_demangle, not Options::demangle.
12532 * symtab.cc (demangle): Likewise.
12533
cbb93e63
ILT		 125342008-03-22 Ian Lance Taylor <iant@google.com>
12535
12536 * gold.h: Include <cstddef> and <sys/types.h>
12537 * options.h: Include <cstring>.
12538
ec531623
ILT		 125392008-03-21 Ian Lance Taylor <iant@google.com>
12540
12541 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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