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* binutils/readelf.c (process_program_headers): Fix typo printing p_memsz
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
29ab395d
DK		 12011-11-10 Doug Kwan <dougkwan@google.com>
2
3 PR gold/13362
4 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
5 when processing data relocs.
6 * reloc.h (Relocate_functions::rel_unaligned): New method.
7 (Relocate_functions::pcrel_unaligned): Ditto.
8 (Relocate_functions::rel32_unaligned): Ditto.
9 (Relocate_functions::pcrel32_unaligned): Ditto.
10
2c339f71
DK		 112011-11-09 Doug Kwan <dougkwan@google.com>
12
13 PR gold/13362
14 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
15 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
16 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
17 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
18 (Relocate_functions::rel_unaligned): New.
19 (Relocate_functions::rel32_unaligned): New.
20 * target-reloc.h (relocate_for_relocatable): Add code to handle
21 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
22 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
23 arm_unaligned_reloc_r): New targets.
24 * testsuite/Makefile.in: Regenerate.
25 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
26 linking.
27
3f3cddf1
ILT		 282011-11-02 Ian Lance Taylor <iant@google.com>
29
30 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
31 NATIVE_LINKER.
32 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
33 * options.cc (General_options::finalize): Use library search path
34 from configure script if specified. If not native and no sysroot,
35 only search TOOLLIBDIR.
36 * options.h (Search_directory::Search_directory): Change name to
37 const std::string&.
38 (General_options::add_to_library_path_with_sysroot): Change arg to
39 const std::string&.
40 * configure, Makefile.in, config.in: Rebuild.
41
a8e2273b
ILT		 422011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
43
44 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
45 we are working around the ARM1176 Erratum.
46 * options.h (General_options::fix_arm1176): Add option.
47 * testsuite/Makefile.am: Add testcases, and keep current ones
48 working.
49 * testsuite/Makefile.in: Regenerate.
50 * testsuite/arm_fix_1176.s: New file.
51 * testsuite/arm_fix_1176.sh: Likewise.
52
cd6eab1c
ILT		 532011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
54
55 * arm.cc (Target_arm::Target_arm): Remove initialisation of
56 may_use_blx_.
57 (Target_arm::may_use_blx): Remove method.
58 (Target_arm::set_may_use_blx): Likewise.
59 (Target_arm::may_use_v4t_interworking): New method.
60 (Target_arm::may_use_v5t_interworking): Likewise.
61 (Target_arm::may_use_blx_): Remove member variable.
62 (Arm_relocate_functions::arm_branch_common): Check for v5T
63 interworking.
64 (Arm_relocate_functions::thumb_branch_common): Likewise.
65 (Reloc_stub::stub_type_for_reloc): Likewise.
66 (Target_arm::do_finalize_sections): Correct interworking checks.
67 * testsuite/Makefile.am: Add new tests.
68 * testsuite/Makefile.in: Regenerate.
69 * testsuite/arm_farcall_arm_arm.s: New test.
70 * testsuite/arm_farcall_arm_arm.sh: Likewise.
71 * testsuite/arm_farcall_arm_thumb.s: Likewise.
72 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
73 * testsuite/arm_farcall_thumb_arm.s: Likewise.
74 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
75 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
76 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
77
286adcf4
CC		 782011-10-31 Cary Coutant <ccoutant@google.com>
79
80 PR gold/13023
81 * expression.cc (Expression::eval_with_dot): Add
82 is_section_dot_assignment parameter.
83 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
84 absolute and assigning to dot within a section.
85 * script-sections.cc
86 (Output_section_element_assignment::set_section_addresses): Pass
87 dot_section to set_if_absolute.
88 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
89 as is_section_dot_assignment flag to eval_with_dot.
90 (Output_section_element_dot_assignment::set_section_addresses):
91 Likewise.
92 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
93 parameter. Also set value if relative to dot_section; set the
94 symbol's output_section.
95 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
96 parameter. Adjust all callers.
97 (Expression::eval_maybe_dot): Likewise.
98 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
99 Adjust all callers.
100 * testsuite/script_test_2.t: Test assignment of an absolute value
101 to dot within an output section element.
102
9634ed06
CC		 1032011-10-31 Cary Coutant <ccoutant@google.com>
104
105 * options.h (class General_options): Add --[no-]gnu-unique options.
106 * symtab.cc (Symbol_table::sized_write_globals): Convert
107 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
108
de4101c7
CC		 1092011-10-31 Cary Coutant <ccoutant@google.com>
110
111 PR gold/13359
112 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
113 unnecessary assertion.
114 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
115
7257cc92
ST		 1162011-10-31 Sriraman Tallam <tmsriram@google.com>
117
118 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
119 gc_mark_symbol.
120 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
121 gc_mark_symbol.
122 Change to just keep the section associated with symbol.
123 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
124 they are externally visible and --export-dynamic is turned on.
125 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
126
bfc34b3f
ILT		 1272011-10-19 Ian Lance Taylor <iant@google.com>
128
129 PR gold/13163
130 * script-sections.cc
131 (Output_section_element_dot_assignment::needs_output_section): New
132 function.
133
ea0d8c47
ILT		 1342011-10-19 Ian Lance Taylor <iant@google.com>
135
136 PR gold/13204
137 * layout.cc (Layout::segment_precedes): Don't assert failure if a
138 --section-start option was seen.
139 * options.h (General_options::any_section_start): New function.
140
abd242a9
DM		 1412011-10-18 David S. Miller <davem@davemloft.net>
142
143 PR binutils/13301
144 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
145 member to track relocation locations that have moved during TLS
146 reloc optimizations.
147 (Target_sparc::Relocate::Relocate): Initialize to NULL.
148 (Target_sparc::Relocate::relocate): Adjust view down by 4
149 bytes if it matches reloc_adjust_addr_.
150 (Target_sparc::Relocate::relocate_tls): Always move the
151 __tls_get_addr call delay slot instruction forward 4 bytes when
152 performing relaxation.
153
bab9090f
CC		 1542011-10-18 Cary Coutant <ccoutant@google.com>
155
156 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
157 (Output_file::map_no_anonymous): Check for non-zero
158 return code from posix_fallocate.
159
f7c5b166
CC		 1602011-10-17 Cary Coutant <ccoutant@google.com>
161
162 PR gold/13245
163 * plugin.cc (is_visible_from_outside): Check for symbols
164 referenced from dynamic objects.
165 * resolve.cc (Symbol_table::resolve): Don't count references
166 from dynamic objects as references from real ELF files.
167 * testsuite/plugin_test_2.sh: Adjust expected result.
168
b490c0bb
CC		 1692011-10-17 Cary Coutant <ccoutant@google.com>
170
171 * gold.cc: Include timer.h.
172 (queue_middle_tasks): Stamp time.
173 (queue_final_tasks): Likewise.
174 * main.cc (main): Store timer in parameters. Print timers
175 for each pass.
176 * parameters.cc (Parameters::Parameters): Initialize timer_.
177 (Parameters::set_timer): New function.
178 (set_parameters_timer): New function.
179 * parameters.h (Parameters::set_timer): New function.
180 (Parameters::timer): New function.
181 (Parameters::timer_): New data member.
182 (set_parameters_timer): New function.
183 * timer.cc (Timer::stamp): New function.
184 (Timer::get_pass_time): New function.
185 * timer.h (Timer::stamp): New function.
186 (Timer::get_pass_time): New function.
187 (Timer::pass_times_): New data member.
188
f475cf7b
CC		 1892011-10-17 Cary Coutant <ccoutant@google.com>
190
191 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
192 task for members of lib groups.
193
cdd7e244
CC		 1942011-10-17 Cary Coutant <ccoutant@google.com>
195
196 PR gold/13288
4f95c8b4 197 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 198 (File_read::make_view): Move bounds check (replace with assert)...
199 (File_read::find_or_make_view): ... to here.
200
dfb45471
CC		 2012011-10-12 Cary Coutant <ccoutant@google.com>
202
4f95c8b4 203 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 204 ::read returns less than requested size.
205
53bbcc1b
CC		 2062011-10-10 Cary Coutant <ccoutant@google.com>
207
4f95c8b4 208 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 209 Initialize defined_count_.
210 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
211 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
212 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
213 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
214 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 215 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 216 member.
217 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 218 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 219 Return zeroes instead of internal error.
220
397b129b
CC		 2212011-10-10 Cary Coutant <ccoutant@google.com>
222
223 PR gold/13249
4f95c8b4 224 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 225 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 226 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 227 (Output_reloc::type_): Adjust size of bit field.
228 (Output_reloc::use_plt_offset_): New bit field.
229 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
230 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
231 flag. Adjust all callers.
4f95c8b4 232 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 233 creating RELATIVE relocations.
234
d5698657
NC		 2352011-10-10 Nick Clifton <nickc@redhat.com>
236
237 * po/es.po: Updated Spanish translation.
238 * po/fi.po: Updated Finnish translation.
239
6a59a5c2
DN		 2402011-10-03 Diego Novillo <dnovillo@google.com>
241
242 * options.cc (parse_uint): Fix dereference of RETVAL.
243
f0558624
ST		 2442011-09-29 Sriraman Tallam <tmsriram@google.com>
245
246 * layout.h (section_order_map_): New member.
247 (get_section_order_map): New member function.
248 * output.cc (Output_section::add_input_section): Check for patterns
249 only when --section-ordering-file is specified.
250 * gold.cc (queue_middle_tasks): Delay updating order of sections till
251 output_sections have been formed.
252 * layout.cc (Layout_Layout): Initialize section_order_map_.
253 * plugin.cc (update_section_order): Store order in order_map. Do not
254 update the order.
255 * testsuite/Makefile.am: Add test case for plugin_final_layout.
256 * testsuite/Makefile.in: Regenerate.
257 * testsuite/plugin_section_order.c: New file.
258 * testsuite/plugin_final_layout.cc: New file.
259 * testsuite/plugin_final_layout.sh: New file.
260
a7dac153
CC		 2612011-09-29 Cary Coutant <ccoutant@google.com>
262
4f95c8b4 263 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 264 Check for NULL.
4f95c8b4 265 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 266 symbols during incremental update.
267 (Symbol_table::add_from_dynobj): Likewise.
268
eebd87a5
ILT		 2692011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
270 Ian Lance Taylor <iant@google.com>
271
272 * symtab.cc (Symbol_table::define_special_symbol): Always
273 canonicalize version string.
274
403a3331
CC		 2752011-09-26 Cary Coutant <ccoutant@google.com>
276
4f95c8b4
CC		 277 * gold.cc (queue_initial_tasks): Move option checks ...
278 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 279 some options; make others fatal.
280
235061c2
CC		 2812011-09-26 Cary Coutant <ccoutant@google.com>
282
283 gcc PR lto/47247
284 * plugin.cc (get_symbols_v2): New function.
285 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
286 (is_referenced_from_outside): New function.
287 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
288 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
289 (get_symbols): Pass version parameter.
290 (get_symbols_v2): New function.
291 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
292 parameter.
293 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
294 (onload): Add LDPT_GET_SYMBOLS_V2.
295 (all_symbols_read_hook): Use get_symbols_v2; check for
296 LDPR_PREVAILING_DEF_IRONLY_EXP.
297 * testsuite/plugin_test_3.sh: Update expected results.
298
dc87f620
ILT		 2992011-09-23 Simon Baldwin <simonb@google.com>
300
301 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
302 configuration options.
303 * configure: Regenerate.
304 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
305 * Makefile.in: Regenerate.
306 * testsuite/Makefile.in: Regenerate.
307
a8279f82
ST		 3082011-09-19 Sriraman Tallam <tmsriram@google.com>
309
310 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
311
0c9350c8
CC		 3122011-09-19 Cary Coutant <ccoutant@google.com>
313
314 * incremental.cc (can_incremental_update): Fix typo in comment.
315 * incremental.h (can_incremental_update): Likewise.
316
aa06ae28
CC		 3172011-09-18 Cary Coutant <ccoutant@google.com>
318
319 * incremental.cc (can_incremental_update): New function.
320 * incremental.h (can_incremental_update): New function.
321 * layout.cc (Layout::init_fixed_output_section): Call it.
322 (Layout::make_output_section): Don't allow patch space in .eh_frame.
323 * object.cc (Sized_relobj_file::do_layout): Call
324 can_incremental_update.
325
ebb300b2
CC		 3262011-09-13 Cary Coutant <ccoutant@google.com>
327
328 * configure.ac: Check for glibc support for gnu_indirect_function
329 support with static linking, setting automake conditional
330 IFUNC_STATIC.
331 * Makefile.in: Regenerate.
332 * configure: Regenerate.
333
334 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
335 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
336 for IFUNC_STATIC.
337 * testsuite/Makefile.in: Regenerate.
338
1206d0d5
CC		 3392011-09-13 Cary Coutant <ccoutant@google.com>
340
341 * incremental.cc (Sized_relobj_incr::do_layout): Call
342 report_comdat_group for kept comdat sections.
343 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
344 * testsuite/Makefile.in: Regenerate.
345 * testsuite/incr_comdat_test_1.cc: New source file.
346 * testsuite/incr_comdat_test_2_v1.cc: New source file.
347 * testsuite/incr_comdat_test_2_v2.cc: New source file.
348 * testsuite/incr_comdat_test_2_v3.cc: New source file.
349
40b29874
ILT		 3502011-09-13 Ian Lance Taylor <iant@google.com>
351
352 * object.cc (Sized_relobj_file::do_layout): Remove unused local
353 variable external_symbols_offset.
354
1b045aac
ILT		 3552011-09-12 Ian Lance Taylor <iant@google.com>
356
357 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
358 triggered if object has no symbols.
359
24c6c55a
DM		 3602011-09-09 David S. Miller <davem@davemloft.net>
361
362 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
363 (Output_fill_debug_line::do_write): Likewise.
364
66570254
CC		 3652011-08-29 Cary Coutant <ccoutant@google.com>
366
367 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
368 casts to match formatting specs.
369 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
370
8ea8cd50
CC		 3712011-08-26 Cary Coutant <ccoutant@google.com>
372
373 * layout.cc (Free_list::allocate): Provide guarantee of minimum
374 remaining hole size when allocating.
375 (Layout::make_output_section): Set fill methods for debug sections.
376 * layout.h (Free_list::Free_list_node): Move from private to
377 public.
378 (Free_list::set_min_hole_size): New function.
379 (Free_list::begin, Free_list::end): New functions.
380 (Free_list::min_hole_): New data member.
381 * output.cc: Include dwarf.h.
382 (Output_fill_debug_info::do_minimum_hole_size): New function.
383 (Output_fill_debug_info::do_write): New function.
384 (Output_fill_debug_line::do_minimum_hole_size): New function.
385 (Output_fill_debug_line::do_write): New function.
386 (Output_section::Output_section): Initialize new data member.
387 (Output_section::set_final_data_size): Ensure patch space is larger
388 than minimum hole size.
389 (Output_section::do_write): Fill holes in debug sections.
390 * output.h (Output_fill): New class.
391 (Output_fill_debug_info): New class.
392 (Output_fill_debug_line): New class.
393 (Output_section::set_free_space_fill): New function.
394 (Output_section::free_space_fill_): New data member.
395 * testsuite/Makefile.am (incremental_test_3): Add
396 --incremental-patch option.
397 (incremental_test_4): Likewise.
398 (incremental_test_5): Likewise.
399 (incremental_test_6): Likewise.
400 (incremental_copy_test): Likewise.
401 (incremental_common_test_1): Likewise.
402 * testsuite/Makefile.in: Regenerate.
403
7cf80422
NC		 4042011-08-26 Nick Clifton <nickc@redhat.com>
405
406 * po/es.po: Updated Spanish translation.
407
c3f7b0e5
CC		 4082011-08-01 Cary Coutant <ccoutant@google.com>
409
410 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
411 * gold/testsuite/Makefile.in: Regenerate.
412 * gold/testsuite/justsyms_exec.c: New source file.
413 * gold/testsuite/justsyms_lib.c: New source file.
414
9590bf25
CC		 4152011-08-01 Cary Coutant <ccoutant@google.com>
416
417 * layout.cc (Layout::set_segment_offsets): Don't realign text
418 segment if -Ttext was specified.
419 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
420 file type.
421 * object.h (Sized_relobj_file::e_type): New function.
422 (Sized_relobj_file::e_type_): New data member.
423 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
424 base address for ET_EXEC files.
425 * target.cc (Target::do_make_elf_object_implementation): Allow
426 ET_EXEC files with --just-symbols option.
427
dcd8d12e
CC		 4282011-07-28 Cary Coutant <ccoutant@google.com>
429
430 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
431 Add thread_number parameter.
432 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
433 * workqueue-threads.cc
434 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
435 current thread if its thread number is greater than desired thread
436 count.
437 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
438 Add thread_number parameter.
439 (Workqueue::should_cancel_thread): Likewise.
440 (Workqueue::find_runnable_or_wait): Pass thread_number to
441 should_cancel_thread.
442 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
443 parameter.
444
804eb480
ST		 4452011-07-22 Sriraman Tallam <tmsriram@google.com>
446
447 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
448 only after checking if it cannot be forced local.
449 * symtab.h (is_externally_visible): Check if the symbol is not forced
450 local.
451
f1ddb600
ILT		 4522011-07-15 Ian Lance Taylor <iant@google.com>
453
454 * options.h (class General_options): Add --print-output-format.
455 Move -EL next to -EB, for better --help output.
456 * target-select.cc: Include <cstdio>, "options.h", and
457 "parameters.h".
458 (Target_selector::do_target_bfd_name): New function.
459 (print_output_format): New function.
460 * target-select.h (class Target_selector): Update declarations.
461 (Target_selector::target_bfd_name): New function.
462 (print_output_format): Declare.
463 * main.cc: Include "target-select.h".
464 (main): Handle --print-output-format.
465 * gold.cc: Include "target-select.h".
466 (queue_initial_tasks): Handle --print-output-format when there are
467 no input files.
468 * parameters.cc (parameters_force_valid_target): Give a better
469 error message if -EB/-EL does not match target.
470 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
471 function.
472
7d172687
ILT		 4732011-07-15 Ian Lance Taylor <iant@google.com>
474
475 * i386.cc (class Output_data_plt_i386): Add layout_ field.
476 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
477 (Output_data_plt_i386::do_write): Write address of .dynamic
478 section to first entry in .got.plt section.
479 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
480 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
481 Initialize layout_.
482 (Output_data_plt_x86_64::do_write): Write address of .dynamic
483 section to first entry in .got.plt section.
484 * layout.h (Layout::dynamic_section): New function.
485
e9552f7e
ST		 4862011-07-13 Sriraman Tallam <tmsriram@google.com>
487
488 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
489 to claim_file call.
490 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
491 input_section_position_, and input_section_glob_.
492 (read_layout_from_file): Call function section_ordering_specified.
493 * layout.h (is_section_ordering_specified): New function.
494 (section_ordering_specified): New function.
495 (section_ordering_specified_): New boolean member.
496 * main.cc(main): Call load_plugins after layout object is defined.
497 * output.cc (Output_section::add_input_section): Use
498 function section_ordering_specified to check if section ordering is
499 needed.
500 * output.cc (Output_section::add_relaxed_input_section): Use
501 function section_ordering_specified to check if section ordering is
502 needed.
503 (Output_section::update_section_layout): New function.
504 (Output_section::sort_attached_input_sections): Check if input section
505 must be reordered.
506 * output.h (Output_section::update_section_layout): New function.
507 * plugin.cc (get_section_count): New function.
508 (get_section_type): New function.
509 (get_section_name): New function.
510 (get_section_contents): New function.
511 (update_section_order): New function.
512 (allow_section_ordering): New function.
513 (Plugin::load): Add the new interfaces to the transfer vector.
514 (Plugin_manager::load_plugins): New parameter.
515 (Plugin_manager::all_symbols_read): New parameter.
516 (Plugin_manager::claim_file): New parameter. Save the elf object for
517 unclaimed objects.
518 (Plugin_manager::get_elf_object): New function.
519 (Plugin_manager::get_view): Change to directly use the bool to check
520 if get_view is called from claim_file_hook.
521 * plugin.h (input_objects): New function
522 (Plugin__manager::load_plugins): New parameter.
523 (Plugin_manager::claim_file): New parameter.
524 (Plugin_manager::get_elf_object): New function.
525 (Plugin_manager::in_claim_file_handler): New function.
526 (Plugin_manager::in_claim_file_handler_): New member.
527 (layout): New function.
528 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
529 handler with an extra parameter. Make the elf object before calling
530 claim_file handler.
531 * testsuite/plugin_test.c (get_section_count): New function pointer.
532 (get_section_type): New function pointer.
533 (get_section_name): New function pointer.
534 (get_section_contents): New function pointer.
535 (update_section_order): New function pointer.
536 (allow_section_ordering): New function pointer.
537 (onload): Check if the new interfaces exist.
538
9446efde
ILT		 5392011-07-13 Ian Lance Taylor <iant@google.com>
540
541 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
542 relro section.
543 * x86_64.cc (Target_x86_64::got_section): Likewise.
544 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
545 (relro_now_test_SOURCES): New variable.
546 (relro_now_test_DEPENDENCIES): New variable.
547 (relro_now_test_LDFLAGS): New variable.
548 (relro_now_test_LDADD): New variable.
549 (relro_now_test.so): New target.
550 * testsuite/Makefile.in: Rebuild.
551
07aa62f2
ILT		 5522011-07-12 Ian Lance Taylor <iant@google.com>
553
554 PR gold/12980
555 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
556 GLOB_DAT relocation rather than a RELATIVE relocation for a
557 protected symbol when creating a shared library.
558 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
559 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
560 * testsuite/protected_main_1.cc (main): Test that protected
561 function has same address.
562
e2153196
ILT		 5632011-07-11 Ian Lance Taylor <iant@google.com>
564
565 PR gold/12979
566 * options.h (class General_options): Add -Bgroup.
567 * options.cc (General_options::finalize): If -Bgroup is set,
568 default to --unresolved-symbols=report-all.
569 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
570 * target-reloc.h (issue_undefined_symbol_error): Handle
571 --unresolved-symbols=report-all.
572
6daf5215
ILT		 5732011-07-08 Ian Lance Taylor <iant@google.com>
574
575 PR gold/11985
576 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
577 if linker script discards key sections.
578 (Layout::create_dynamic_symtab): Likewise.
579 (Layout::assign_local_dynsym_offsets): Likewise.
580 (Layout::sized_create_version_sections): Likewise.
581 (Layout::create_interp): Likewise.
582 (Layout::finish_dynamic_section): Likewise.
583 (Layout::set_dynamic_symbol_size): Likewise.
584
beabb2c6
ILT		 5852011-07-08 Ian Lance Taylor <iant@google.com>
586
587 PR gold/12386
588 * options.h (class General_options): Add --unresolved-symbols.
589 * target-reloc.h (issue_undefined_symbol_error): Check
590 --unresolved-symbols. Add comments.
591
9c16daf1
ILT		 5922011-07-08 Ian Lance Taylor <iant@google.com>
593
594 * testsuite/odr_violation2.cc (Ordering::operator()): Make
595 expression more complex.
596
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ILT		 5972011-07-08 Ian Lance Taylor <iant@google.com>
598
599 PR gold/11317
600 * target-reloc.h (issue_undefined_symbol_error): New inline
601 function, broken out of relocate_section.
602 (relocate_section): Call issue_undefined_symbol_error.
603 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
604 there is no TLS segment if we are about to issue an undefined
605 symbol error.
606 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
607
62855347
ILT		 6082011-07-08 Ian Lance Taylor <iant@google.com>
609
610 PR gold/12279
611 * resolve.cc (Symbol_table::should_override): Add fromtype
612 parameter. Change all callers. Give error when linking together
613 TLS and non-TLS symbol.
614 (Symbol_table::should_override_with_special): Add fromtype
615 parameter. Change all callers.
616 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
617 there is no TLS segment if we have reported some errors.
618 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
619
67181c72
ILT		 6202011-07-08 Ian Lance Taylor <iant@google.com>
621
622 PR gold/12372
623 * target.h (Target::plt_address_for_global): New function.
624 (Target::plt_address_for_local): New function.
625 (Target::plt_section_for_global): Remove.
626 (Target::plt_section_for_local): Remove.
627 (Target::do_plt_address_for_global): New virtual function.
628 (Target::do_plt_address_for_local): New virtual function.
629 (Target::do_plt_section_for_global): Remove.
630 (Target::do_plt_section_for_local): Remove.
631 (Target::register_global_plt_entry): Add Symbol_table and Layout
632 parameters.
633 * output.cc (Output_data_got::Got_entry::write): Use
634 plt_address_for_global and plt_address_for_local.
635 * layout.cc (Layout::add_target_dynamic_tags): Use size and
636 address of output section.
637 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
638 got_irelative_, and irelative_count_ fields. Update
639 declarations.
640 (Output_data_plt_i386::has_irelative_section): New function.
641 (Output_data_plt_i386::entry_count): Add irelative_count_.
642 (Output_data_plt_i386::set_final_data_size): Likewise.
643 (class Target_i386): Add got_irelative_ and rel_irelative_
644 fields. Update declarations.
645 (Target_i386::Target_i386): Initialize new fields.
646 (Target_i386::do_plt_address_for_global): New function replacing
647 do_plt_section_for_global.
648 (Target_i386::do_plt_address_for_local): New function replacing
649 do_plt_section_for_local.
650 (Target_i386::got_section): Create got_irelative_.
651 (Target_i386::rel_irelative_section): New function.
652 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
653 fields. Don't define __rel_iplt_{start,end}.
654 (Output_data_plt_i386::add_entry): Add symtab and layout
655 parameters. Change all callers. Use different PLT and GOT for
656 IFUNC symbols.
657 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
658 layout parameters. Change all callers. Use different PLT and
659 GOT.
660 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
661 (Output_data_plt_i386::rel_irelative): New function.
662 (Output_data_plt_i386::address_for_global): New function.
663 (Output_data_plt_i386::address_for_local): New function.
664 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
665 IRELATIVE GOT when changing IFUNC GOT entries.
666 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
667 reloc.
668 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
669 if we didn't create an IRELATIVE GOT.
670 (Target_i386::Relocate::relocate): Use plt_address_for_global and
671 plt_address_for_local.
672 (Target_i386::do_dynsym_value): Use plt_address_for_global.
673 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
674 got_irelative_, and irelative_count_ fields. Update
675 declarations.
676 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
677 Initialize new fields. Remove symtab parameter. Change all
678 callers.
679 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
680 irelative_count_.
681 (Output_data_plt_x86_64::has_irelative_section): New function.
682 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
683 (class Target_x86_64): Add got_irelative_ and rel_irelative_
684 fields. Update declarations.
685 (Target_x86_64::Target_x86_64): Initialize new fields.
686 (Target_x86_64::do_plt_address_for_global): New function replacing
687 do_plt_section_for_global.
688 (Target_x86_64::do_plt_address_for_local): New function replacing
689 do_plt_section_for_local.
690 (Target_x86_64::got_section): Create got_irelative_.
691 (Target_x86_64::rela_irelative_section): New function.
692 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
693 all callers. Don't create __rel_iplt_{start,end}.
694 (Output_data_plt_x86_64::add_entry): Add symtab and layout
695 parameters. Change all callers. Use different PLT and GOT for
696 IFUNC symbols.
697 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
698 layout parameters. Change all callers. Use different PLT and
699 GOT.
700 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
701 parameters. Change all callers. Use different PLT and GOT for
702 IFUNC symbols.
703 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
704 (Output_data_plt_x86_64::rela_irelative): New function.
705 (Output_data_plt_x86_64::address_for_global): New function.
706 (Output_data_plt_x86_64::address_for_local): New function.
707 (Output_data_plt_x86_64::set_final_data_size): Likewise.
708 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
709 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
710 (Target_x86_64::register_global_plt_entry): Add symtab and layout
711 parameters.
712 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
713 reloc.
714 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
715 symbols if we didn't create an IRELATIVE GOT.
716 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
717 plt_address_for_local.
718 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
719 * testsuite/ifuncvar1.c: New test file.
720 * testsuite/ifuncvar2.c: New test file.
721 * testsuite/ifuncvar3.c: New test file.
722 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
723 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
724 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
725 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
726 * testsuite/Makefile.in: Rebuild.
727
33c15b45
CC		 7282011-07-07 Cary Coutant <ccoutant@google.com>
729
730 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
731 (two_file_test_1_ndebug.o): Likewise.
732 (two_file_test_1b_ndebug.o): Likewise.
733 (two_file_test_2_ndebug.o): Likewise.
734 (two_file_test_main_ndebug.o): Likewise.
735 (incremental_test_2): Link with no-debug versions.
736
f48b5fb7
CC		 7372011-07-06 Cary Coutant <ccoutant@google.com>
738
739 * gold/incremental.cc
740 (Output_section_incremental_inputs::write_info_blocks): Check for
741 hidden and internal symbols.
742
221597a5
CC		 7432011-07-06 Cary Coutant <ccoutant@google.com>
744
745 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
746 Check disposition for startup file.
747 (Incremental_inputs::report_command_line): Ignore
748 --incremental-startup-unchanged option.
749 * options.cc (General_options::parse_incremental_startup_unchanged):
750 New function.
751 (General_options::General_options): Initialize new data member.
752 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
753 (General_options): Add --incremental-startup-unchanged option.
754 (General_options::incremental_startup_disposition): New function.
755 (General_options::incremental_startup_disposition_): New data member.
756
e24719f6
CC		 7572011-07-06 Cary Coutant <ccoutant@google.com>
758
759 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
760 input file index to Script_info ctor.
761 (Sized_incremental_binary::do_file_has_changed): Find the
762 command-line argument for files named in scripts.
763 * incremental.h (Script_info::Script_info): New ctor
764 with input file index.
765 (Script_info::input_file_index): New function.
766 (Script_info::input_file_index_): New data member.
767 (Incremental_binary::get_library): Add const.
768 (Incremental_binary::get_script_info): Add const.
769 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
770 * testsuite/Makefile.am (incremental_test_5): New test case.
771 (incremental_test_6): New test case.
772 * testsuite/Makefile.in: Regenerate.
773
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CC		 7742011-07-06 Cary Coutant <ccoutant@google.com>
775
776 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
777 debug output when command lines differ.
778
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CC		 7792011-07-06 Cary Coutant <ccoutant@google.com>
780
781 * incremental.cc (Incremental_inputs::report_command_line): Ignore
782 --incremental-patch option.
783 * layout.cc (Free_list::allocate): Extend allocation beyond original
784 end if enabled.
785 (Layout::make_output_section): Mark sections that should get
786 patch space.
787 * options.cc (parse_percent): New function.
788 * options.h (parse_percent): New function.
789 (DEFINE_percent): New macro.
790 (General_options): Add --incremental-patch option.
791 * output.cc (Output_section::Output_section): Initialize new data
792 members.
793 (Output_section::add_input_section): Print section name when out
794 of patch space.
795 (Output_section::add_output_section_data): Likewise.
796 (Output_section::set_final_data_size): Add patch space when
797 doing --incremental-full.
798 (Output_section::do_reset_address_and_file_offset): Remove patch
799 space.
800 (Output_segment::set_section_list_addresses): Print debug output
801 only if --incremental-update.
802 * output.h (Output_section::set_is_patch_space_allowed): New function.
803 (Output_section::is_patch_space_allowed_): New data member.
804 (Output_section::patch_space_): New data member.
805 * parameters.cc (Parameters::incremental_full): New function.
806 * parameters.h (Parameters::incremental_full): New function
807 * testsuite/Makefile.am (incremental_test_2): Add test for
808 --incremental-patch option.
809 * testsuite/Makefile.in: Regenerate.
810 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
811 (t18): Remove function body.
812
f6cccc2c
DK		 8132011-07-05 Doug Kwan <dougkwan@google.com>
814
815 PR gold/12771
816 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
817 Arm_Address type for relocation result.
818 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
819 overflow check.
820 (Arm_relocate_functions::abs32): Use unaligned access.
821 (Arm_relocate_functions::rel32): Ditto.
822 (Arm_relocate_functions::prel31): Ditto.
823 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
824 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
825 static data relocations.
826 * testsuite/Makefile.in: Regnerate.
827 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
828
28a13fec
ILT		 8292011-07-05 Ian Lance Taylor <iant@google.com>
830
831 PR gold/12392
832 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
833 symbols if necessary.
834 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
835
24d47b34
ILT		 8362011-07-05 Ian Lance Taylor <iant@google.com>
837
838 PR gold/12952
839 * resolve.cc (Symbol::override_base_with_special): Simply override
840 version with special symbol version, ignoring previous version.
841
41f9cbbe
ILT		 8422011-07-05 Ian Lance Taylor <iant@google.com>
843
844 * object.cc (Sized_relobj_file::include_section_group): Add
845 information to comment about signature location.
846
886288f1
ILT		 8472011-07-02 Ian Lance Taylor <iant@google.com>
848
849 PR gold/12957
850 * options.h (class General_options): Add -f and -F.
851 * options.cc (General_options::finalize): Fatal error if -f/-F
852 are used without -shared.
853 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
854
ae3a6d4f
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856
857 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
858
21131061
ILT		 8592011-07-01 Ian Lance Taylor <iant@google.com>
860
861 PR gold/12525
862 PR gold/12952
863 * resolve.cc (Symbol::override_base_with_special): Don't override
864 the version if the overriding symbol has a different name.
865 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
866 all callers. If we give an error about an undefined version,
867 define the base version if necessary.
868 * dynobj.h (class Versions): Update declaration.
869 * testsuite/weak_alias_test_5.cc: New file.
870 * testsuite/weak_alias_test.script: New file.
871 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
872 and versioned_alias have the right value, and call t2.
873 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
874 weak_alias_test_5.so.
875 (weak_alias_test_LDADD): Likewise.
876 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
877 * testsuite/Makefile.in: Rebuild.
878
611062c0
ILT		 8792011-07-01 Ian Lance Taylor <iant@google.com>
880
881 PR gold/12525
882 * options.h (class General_options): Support -z notext.
883 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
884 -Wl,-z,notext.
885 (two_file_shared_nonpic.so): Likewise.
886 (two_file_shared_mixed.so): Likewise.
887 (two_file_shared_mixed_1.so): Likewise.
888 (weak_undef_lib_nonpic.so): Likewise.
889 (alt/weak_undef_lib_nonpic.so): Likewise.
890 (tls_test_shared_nonpic.so): Likewise.
891 * testsuite/Makefile.in: Rebuild.
892
328c7c2f
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894
895 PR gold/12525
896 * configure.ac: Test whether static linking works, setting
897 the automake conditional HAVE_STATIC.
898 * testsuite/Makefile.am: Disable tests using -static if
899 HAVE_STATIC is not true.
900 * configure, testsuite/Makefile.in: Rebuild.
901
02d7cd44
ILT		 9022011-07-01 Ian Lance Taylor <iant@google.com>
903
904 PR gold/12525
905 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
906 Assert if we see DW_EH_PE_indirect.
907 * target.h (Target::ehframe_datarel_base): New function.
908 (Target::do_ehframe_datarel_base): New target function.
909 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
910 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
911 function.
912
07a60597
ILT		 9132011-07-01 Ian Lance Taylor <iant@google.com>
914
915 PR gold/12571
916 * options.h (class General_options): Add
917 --ld-generated-unwind-info.
918 * ehframe.cc (Fde::write): Add address parameter. Change all
919 callers. If associated with PLT, fill in address and size.
920 (Cie::set_output_offset): Only add merge mapping if there is an
921 object.
922 (Cie::write): Add address parameter. Change all callers.
923 (Eh_frame::add_ehframe_for_plt): New function.
924 * ehframe.h (class Fde): Update declarations. Move shndx_ and
925 input_offset_ fields into union u_, with new plt field.
926 (Fde::Fde): Adjust for new union field.
927 (Fde::Fde) [Output_data version]: New constructor.
928 (Fde::add_mapping): Only add merge mapping if there is an object.
929 (class Cie): Update declarations.
930 (class Eh_frame): Declare add_ehframe_for_plt.
931 * layout.cc (Layout::layout_eh_frame): Break out code into
932 make_eh_frame_section, and call it.
933 (Layout::make_eh_frame_section): New function.
934 (Layout::add_eh_frame_for_plt): New function.
935 * layout.h (class Layout): Update declarations.
936 * merge.cc (Merge_map::add_mapping): Add assertion.
937 * i386.cc: Include "dwarf.h".
938 (class Output_data_plt_i386): Make first_plt_entry,
939 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
940 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
941 and plt_eh_frame_fde.
942 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
943 boundary. Call add_eh_frame_for_plt if appropriate.
944 * x86_64.cc: Include "dwarf.h".
945 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
946 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
947 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
948 and plt_eh_frame_fde.
949 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
950 appropriate.
951
14788a3f
ILT		 9522011-06-29 Ian Lance Taylor <iant@google.com>
953
954 PR gold/12629
955 * object.cc (Sized_relobj_file::layout_section): Change shdr
956 parameter to be const.
957 (Sized_relobj_file::layout_eh_frame_section): New function, broken
958 out of do_layout.
959 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
960 appropriate. Call layout_eh_frame_section.
961 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
962 sections.
963 * object.h (class Sized_relobj_file): Update declarations.
964
6c21fce1
ILT		 9652011-06-29 Ian Lance Taylor <iant@google.com>
966
37e41b03 967 PR gold/12652
6c21fce1
ILT		 968 * script.cc (Token::integer_value): Accept trailing M/m/K/k
969 modifier.
970 (Lex::gather_token): Accept trailing M/m/K/k for integers.
971
4d5e4e62
ILT		 9722011-06-29 Ian Lance Taylor <iant@google.com>
973
974 PR gold/12675
975 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
976 SHT_X86_64_UNWIND.
977 * layout.cc (Layout::layout_eh_frame): Likewise.
978
886f533a
ILT		 9792011-06-29 Ian Lance Taylor <iant@google.com>
980
981 PR gold/12695
982 * layout.cc (Layout::symtab_section_shndx): New function.
983 * layout.h (class Layout): Declare symtab_section_shndx.
984 * output.cc (Output_section::write_header): Call it.
985
f3ae1b28
ILT		 9862011-06-29 Ian Lance Taylor <iant@google.com>
987
988 PR gold/12818
989 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
990 symbols which are not used in a relocation.
991
aecf301f
ILT		 9922011-06-28 Ian Lance Taylor <iant@google.com>
993
994 PR gold/12898
995 * layout.cc (Layout::segment_precedes): Don't crash if a linker
996 script create indistinguishable segments.
997 (Layout::set_segment_offsets): Use stable_sort when sorting
998 segments. Pass this to Compare_segments constructor.
999 * layout.h (class Layout): Make segment_precedes non-static.
1000 (class Compare_segments): Change from struct to class. Add
1001 layout_ field. Add constructor.
1002 * script-sections.cc
1003 (Script_sections::attach_sections_using_phdrs_clause): Rename
1004 local orphan to is_orphan. Don't report failure to put empty
1005 section in segment. On attachment failure, report name of
1006 section, and attach to first PT_LOAD segment.
1007
03ef7571
ILT		 10082011-06-28 Ian Lance Taylor <iant@google.com>
1009
1010 PR gold/12934
1011 * target-select.cc (Target_selector::Target_selector): Add
1012 emulation parameter. Change all callers.
1013 (select_target_by_bfd_name): Rename from select_target_by_name.
1014 Change all callers.
1015 (select_target_by_emulation): New function.
1016 (supported_emulation_names): New function.
1017 * target-select.h (class Target_selector): Add emulation_ field.
1018 Update declarations.
1019 (Target_selector::recognize_by_bfd_name): Rename from
1020 recognize_by_name. Change all callers.
1021 (Target_selector::supported_bfd_names): Rename from
1022 supported_names. Change all callers.
1023 (Target_selector::recognize_by_emulation): New function.
1024 (Target_selector::supported_emulations): New function.
1025 (Target_selector::emulation): New function.
1026 (Target_selector::do_recognize_by_bfd_name): Rename from
1027 do_recognize_by_name. Change all callers.
1028 (Target_selector::do_supported_bfd_names): Rename from
1029 do_supported_names. Change all callers.
1030 (Target_selector::do_recognize_by_emulation): New function.
1031 (Target_selector::do_supported_emulations): New function.
1032 (select_target_by_bfd_name): Change name in declaration.
1033 (select_target_by_emulation): Declare.
1034 (supported_emulation_names): Declare.
1035 * parameters.cc (parameters_force_valid_target): Try to find
1036 target based on emulation from -m option.
1037 * options.h (class General_options): Change doc string for -m.
1038 * options.cc (help): Print emulations.
1039 (General_options::parse_V): Likewise.
1040 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1041 Add emulation parameter. Change all callers.
1042
200b2bb9
ILT		 10432011-06-28 Ian Lance Taylor <iant@google.com>
1044
1045 * target.h (class Target): Add osabi_ field.
1046 (Target::osabi): New function.
1047 (Target::set_osabi): New function.
1048 (Target::Target): Initialize osabi_.
1049 (Target::do_adjust_elf_header): Make pure virtual.
1050 (Sized_target::do_adjust_elf_header): Declare.
1051 * target.cc (Sized_target::do_adjust_elf_header): New function.
1052 (class Sized_target): Instantiate all versions.
1053 * freebsd.h (class Target_freebsd): Remove.
1054 (Target_selector_freebsd::do_recognize): Call set_osabi on
1055 Target.
1056 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1057 (Target_selector_freebsd::set_osabi): Remove.
1058 * i386.cc (class Target_i386): Inherit from Sized_target rather
1059 than Target_freebsd.
1060 * x86_64.cc (class Target_x86_64): Likewise.
1061
b3ce541e
ILT		 10622011-06-28 Ian Lance Taylor <iant@google.com>
1063
1064 * target.h (Target::can_check_for_function_pointers): Rewrite.
1065 Make non-virtual.
1066 (Target::can_icf_inline_merge_sections): Likewise.
1067 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1068 (Target::Target_info): Add can_icf_inline_merge_sections field.
1069 (Target::do_can_check_for_function_pointers): New virtual
1070 function.
1071 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1072 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1073 from can_check_for_function_pointers, move in file.
1074 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1075 section_may_have_icf_unsafe_poineters, move in file.
1076 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1077 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1078 Rename from can_check_for_function_pointers, move in file.
1079 (Target_i386::can_icf_inline_merge_sections): Remove.
1080 (Target_i386::i386_info): Initialize
1081 can_icf_inline_merge_sections.
1082 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1083 Initialize can_icf_inline_merge_sections.
1084 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1085 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1086 Rename from can_check_for_function_pointers, move in file.
1087 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1088 (Target_x86_64::x86_64_info): Initialize
1089 can_icf_inline_merge_sections.
1090 * testsuite/testfile.cc (Target_test::test_target_info):
1091 Likewise.
1092 * icf.cc (get_section_contents): Correct formatting.
1093
6d1c4efb
ILT		 10942011-06-27 Ian Lance Taylor <iant@google.com>
1095
1096 * symtab.cc (Symbol::versioned_name): New function.
1097 (Symbol_table::add_to_final_symtab): Use versioned_name when
1098 appropriate.
1099 (Symbol_table::sized_write_symbol): Likewise.
1100 * symtab.h (class Symbol): Declare versioned_name.
1101 * stringpool.h (class Stringpool_template): Add variant of add
1102 which takes a std::basic_string.
1103 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1104 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1105 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1106 (ver_test_12.o): New target.
1107 * testsuite/Makefile.in: Rebuild.
1108
57eb9b50
DK		 11092011-06-27 Doug Kwan <dougkwan@google.com>
1110
1111 * arm.cc (Arm_relocate_functions::thm_jump8,
1112 Arm_relocate_functions::thm_jump11): Use a wider signed
1113 type to compute offset.
1114 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1115 arm_thm_jump8.
1116 * testsuite/Makefile.in: Regenerate.
1117 * testsuite/arm_branch_in_range.sh: Check test results of
1118 arm_thm_jump11 and arm_thm_jump8.
1119 * testsuite/arm_thm_jump11.s: New test source file.
1120 * testsuite/arm_thm_jump11.t: New linker script.
1121 * testsuite/arm_thm_jump8.s: New test source file.
1122 * testsuite/arm_thm_jump8.t: New linker script.
1123
487b39df
ILT		 11242011-06-24 Ian Lance Taylor <iant@google.com>
1125
1126 * layout.cc: Include "object.h".
1127 (ctors_sections_in_init_array): New static variable.
1128 (Layout::is_ctors_in_init_array): New function.
1129 (Layout::layout): Add entry to ctors_sections_in_init_array if
1130 appropriate.
1131 * layout.h (class Layout): Declare is_ctors_in_init_array.
1132 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1133 is_ctors_reverse_view is set.
1134 (Sized_relobj_file::write_sections): Add layout parameter. Change
1135 all callers. Set is_ctors_reverse_view field of View_size.
1136 (Sized_relobj_file::reverse_words): New function.
1137 * object.h (Sized_relobj_file::View_size): Add
1138 is_ctors_reverse_view field.
1139 (class Sized_relobj_file): Update declarations.
1140 * testsuite/initpri3.c: New test.
1141 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1142 initpri3b.
1143 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1144 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1145 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1146 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1147 * testsuite/Makefile.in: Rebuild.
1148
472076e4
CC		 11492011-06-24 Cary Coutant <ccoutant@google.com>
1150
1151 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1152 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1153 (debug_msg_cdebug.err): New targets.
1154 * testsuite/Makefile.in: Regenerate.
1155 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1156 Fix checks for link with shared library.
1157
a60af0db
DK		 11582011-06-24 Doug Kwan <dougkwan@google.com>
1159
1160 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1161 skip empty text sections.
1162 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1163
5393d741
ILT		 11642011-06-22 Ian Lance Taylor <iant@google.com>
1165
1166 PR gold/12910
1167 * options.h (class General_options): Add --ctors-in-init-array.
1168 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1169 friends as SHT_PROGBITS for merging sections.
1170 (Layout::layout): Remove special handling of .init_array and
1171 friends. Don't sort if doing relocatable link. Sort for .ctors
1172 and .dtors if ctors_in_init_array.
1173 (Layout::make_output_section): Force correct section types for
1174 .init_array and friends. Don't sort if doing relocatable link,
1175 Don't sort .ctors and .dtors if ctors_in_init_array.
1176 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1177 (Layout::output_section_name): Add relobj parameter. Change all
1178 callers. Handle .ctors. and .dtors. in code rather than table.
1179 Handle .ctors and .dtors if ctors_in_init_array.
1180 (Layout::match_file_name): New function, moved from output.cc.
1181 * layout.h (class Layout): Update declarations.
1182 * output.cc: Include "layout.h".
1183 (Input_section_sort_entry::get_priority): New function.
1184 (Input_section_sort_entry::match_file_name): Just call
1185 Layout::match_file_name.
1186 (Output_section::Input_section_sort_init_fini_compare::operator()):
1187 Handle .ctors and .dtors. Sort by explicit priority rather than
1188 by name.
1189 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1190 * testsuite/initpri2.c: New test.
1191 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1192 (check_PROGRAMS): Add initpri2.
1193 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1194 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1195 * configure, testsuite/Makefile.in: Rebuild.
1196
e1f74f98
ILT		 11972011-06-19 Ian Lance Taylor <iant@google.com>
1198
1199 PR gold/12880
1200 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1201 .interp section to a PT_INTERP segment even if we have seen a
1202 --dynamic-linker option. Don't do it if we have seen a PHDRS
1203 clause in a linker script.
1204 (Layout::finalize): Don't create a .interp section if we've
1205 already create a PT_INTERP segment.
1206 (Layout::create_interp): Always call choose_output_section (revert
1207 patch of 2011-06-17). Don't create PT_INTERP segment.
1208 * script-sections.cc
1209 (Script_sections::create_note_and_tls_segments): Add a .interp
1210 section to a PT_INTERP segment even if we have seen a
1211 --dynamic-linker option.
1212
766f91bb
ILT		 12132011-06-18 Ian Lance Taylor <iant@google.com>
1214
1215 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1216 merely because a non-PT_LOAD segment has a dynamic reloc.
1217
0d212c3a
ILT		 12182011-06-18 Ian Lance Taylor <iant@google.com>
1219
1220 * layout.cc (Layout::finish_dynamic_section): Don't create
1221 DT_FLAGS entry if not needed.
1222
911a5072
ILT		 12232011-06-18 Ian Lance Taylor <iant@google.com>
1224
1225 PR gold/12745
1226 * layout.cc (Layout::layout_eh_frame): Correct handling of
1227 writable .eh_frame section.
1228
534b4e5f
ILT		 12292011-06-17 Ian Lance Taylor <iant@google.com>
1230
1231 PR gold/12893
1232 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1233 symbol is redefined with the exact same object and value.
1234
10b4f102
ILT		 12352011-06-17 Ian Lance Taylor <iant@google.com>
1236
1237 PR gold/12880
1238 * layout.h (class Layout): Add interp_segment_ field.
1239 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1240 (Layout::attach_allocated_section_to_segment): If making shared
1241 library, put .interp section in PT_INTERP segment.
1242 (Layout::finalize): Also call create_interp if -dynamic-linker
1243 option was used.
1244 (Layout::create_interp): Assert that there is no PT_INTERP
1245 segment. If not using a SECTIONS clause, use make_output_section.
1246 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1247 * script-sections.cc
1248 (Script_sections::create_note_and_tls_segments): If making shared
1249 library, put .interp section in PT_INTERP segment.
1250
a29b0dad
ILT		 12512011-06-17 Ian Lance Taylor <iant@google.com>
1252
e588ea8d
ILT		 1253 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1254 when making a shared library.
1255
12562011-06-17 Ian Lance Taylor <iant@google.com>
1257
1258 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1259 parameter. Change all callers. Don't issue warning about PC32
1260 against locally defined symbol.
a29b0dad 1261
9d3b0698
ILT		 12622011-06-16 Ian Lance Taylor <iant@google.com>
1263
1264 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1265 occurs in same object.
1266
85b0f90c
AM		 12672011-06-14 Alan Modra <amodra@gmail.com>
1268
1269 * po/POTFILES.in: Regenerate.
1270
a94907d9
ILT		 12712011-06-09 Ian Lance Taylor <iant@google.com>
1272
1273 * script-sections.cc
1274 (Orphan_output_section::set_section_addresses): For a relocatable
1275 link set address to 0.
1276
4fb3a1c3
CC		 12772011-06-09 Cary Coutant <ccoutant@google.com>
1278
1279 PR gold/12804
1280 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1281 used with --compress-debug-sections.
1282 * gold/object.cc (Sized_relobj_file::do_layout): Report
1283 uncompressed size of compressed input sections.
1284
61220854
CC		 12852011-06-08 Cary Coutant <ccoutant@google.com>
1286
1287 PR gold/12804
1288 * testsuite/two_file_test_2_v1.cc: Change initialization of
1289 v2 to keep it in .data.
1290
e6455dfb
CC		 12912011-06-07 Cary Coutant <ccoutant@google.com>
1292
1293 * common.cc (Symbol_table::do_allocate_commons_list): Call
1294 gold_fallback.
1295 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1296 (Errors::fallback): New function.
1297 (gold_fallback): New function.
1298 * errors.h (Errors::fallback): New function.
1299 * gold.cc (gold_exit): Change status parameter to enum; adjust
1300 all callers.
1301 (queue_initial_tasks): Call gold_fallback.
1302 * gold.h: Include cstdlib.
1303 (Exit_status): New enum type.
1304 (gold_exit): Change status parameter to enum.
1305 (gold_fallback): New function.
1306 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1307 (Layout::create_symtab_sections): Likewise.
1308 (Layout::create_shdrs): Likewise.
1309 * main.cc (main): Adjust call to gold_exit.
1310 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1311 (Output_data_got::add_got_entry_pair): Likewise.
1312 (Output_section::add_input_section): Likewise.
1313 (Output_section::add_output_section_data): Likewise.
1314 (Output_segment::set_section_list_addresses): Likewise.
1315 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1316
fb0e076f
CC		 13172011-06-07 Cary Coutant <ccoutant@google.com>
1318
1319 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1320 for incremental links.
1321 * output.cc (Output_segment::set_section_list_addresses): Remove
1322 FIXME and test for TLS or BSS.
1323
a5ee4d5d
CC		 13242011-06-07 Cary Coutant <ccoutant@google.com>
1325
1326 * testsuite/Makefile.am: Add incremental_copy_test,
1327 incremental_common_test_1.
1328 * testsuite/Makefile.in: Regenerate.
1329 * testsuite/common_test_1_v1.c: New source file.
1330 * testsuite/common_test_1_v2.c: New source file.
1331 * testsuite/copy_test_v1.cc: New source file.
1332
5146f448
CC		 13332011-06-07 Cary Coutant <ccoutant@google.com>
1334
1335 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1336 update, allocate common from bss section's free list.
1337 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1338 linker-defined symbols.
1339 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1340 Skip GOT and PLT entries that are no longer referenced.
1341 (Output_section_incremental_inputs::write_info_blocks): Mark
1342 linker-defined symbols.
1343 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1344 * output.cc (Output_section::allocate): New function.
1345 * output.h (Output_section::allocate): New function.
1346 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1347 linker-defined symbols.
1348 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1349 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1350 (Symbol::init_base_output_data): Likewise.
1351 (Symbol::init_base_output_segment): Likewise.
1352 (Symbol::init_base_constant): Likewise.
1353 (Sized_symbol::init_output_data): Likewise.
1354 (Sized_symbol::init_output_segment): Likewise.
1355 (Sized_symbol::init_constant): Likewise.
1356 (Symbol_table::do_define_in_output_data): Likewise.
1357 (Symbol_table::do_define_in_output_segment): Likewise.
1358 (Symbol_table::do_define_as_constant): Likewise.
1359 * symtab.h (Symbol::is_predefined): New function.
1360 (Symbol::init_base_output_data): Add is_predefined parameter.
1361 (Symbol::init_base_output_segment): Likewise.
1362 (Symbol::init_base_constant): Likewise.
1363 (Symbol::is_predefined_): New data member.
1364 (Sized_symbol::init_output_data): Add is_predefined parameter.
1365 (Sized_symbol::init_output_segment): Likewise.
1366 (Sized_symbol::init_constant): Likewise.
1367 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1368
26d3c67d
CC		 13692011-06-07 Cary Coutant <ccoutant@google.com>
1370
1371 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1372 instead of emit_copy_reloc.
1373 (Copy_relocs::emit_copy_reloc): Refactor.
1374 (Copy_relocs::make_copy_reloc): New function.
1375 (Copy_relocs::add_copy_reloc): Remove.
1376 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1377 section.
1378 (Copy_relocs::make_copy_reloc): New function.
1379 (Copy_relocs::add_copy_reloc): Remove.
1380 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1381 unchanged input files.
1382 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1383 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1384 Reserve BSS space for COPY relocations.
1385 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1386 (Output_section_incremental_inputs::write_info_blocks): Record
1387 whether a symbol is copied from a shared object.
1388 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1389 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1390 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1391 (Incremental_input_entry_reader::get_output_symbol_index): Add
1392 is_copy parameter.
1393 (Incremental_binary::emit_copy_relocs): New function.
1394 (Incremental_binary::do_emit_copy_relocs): New function.
1395 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1396 new data member.
1397 (Sized_incremental_binary::add_copy_reloc): New function.
1398 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1399 (Sized_incremental_binary::Copy_reloc): New struct.
1400 (Sized_incremental_binary::Copy_relocs): New typedef.
1401 (Sized_incremental_binary::copy_relocs_): New data member.
1402 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1403 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1404 * target.h (Sized_target::emit_copy_reloc): New function.
1405 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1406
7cdb37d9
CC		 14072011-06-02 Cary Coutant <ccoutant@google.com>
1408
1409 PR gold/12163
1410 * gold/archive.cc (Archive::Archive): Initialize new data member.
1411 (Archive::include_all_members): Return if archive has already been
1412 included.
1413 * gold/archive.h (Archive::include_all_members_): New data member.
1414
cc643b88
NC		 14152011-06-02 Nick Clifton <nickc@redhat.com>
1416
1417 * dynobj.h: Fix spelling mistake in comment.
1418 * output.cc: Likewise.
1419
f62a3ca7
DK		 14202011-05-31 Doug Kwan <dougkwan@google.com>
1421 Asier Llano
1422
1423 PR gold/12826
cc643b88 1424 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1425 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1426 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1427 redundant arm_exidx_test.so.
1428 * testsuite/Makefile.in: Regenerate.
1429 (check_SCRIPTS): Add pr12826.sh
1430 (check_DATA): Add pr12826.stdout
1431 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1432 * testsuite/pr12826.sh: New file.
1433 * testsuite/pr12826_1.s: Ditto.
1434 * testsuite/pr12826_1.s: Ditto.
1435
8dbe1edc
ILT		 14362011-05-30 Ian Lance Taylor <iant@google.com>
1437
1438 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1439 sections.
1440
c49875be
ILT		 14412011-05-29 Ian Lance Taylor <iant@google.com>
1442
1443 PR gold/12804
1444 * testsuite/Makefile.am: Use different file name for two_file_test
1445 temporary file for each incremental test.
1446 * testsuite/Makefile.in: Rebuild.
1447
69d53f7a
ILT		 14482011-05-29 Ian Lance Taylor <iant@google.com>
1449
1450 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1451 binary input file is empty.
1452
41d0ab5f
ILT		 14532011-05-27 Ian Lance Taylor <iant@google.com>
1454
1455 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1456 (ver_test_9.so): Likewise.
1457 * testsuite/Makefile.in: Rebuild.
1458
89d8a36b
CC		 14592011-05-26 Cary Coutant <ccoutant@google.com>
1460
1461 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1462 * incremental.cc (Incremental_inputs::report_input_section): Fix
1463 comment, indentation.
1464 (Incremental_inputs::report_comdat_group): New function.
1465 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1466 of data for incremental input file entry.
1467 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1468 group count, COMDAT group signatures.
1469 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1470 an unchanged input file.
1471 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1472 Initialize new data member.
1473 (Incremental_object_entry::add_comdat_group): New function.
1474 (Incremental_object_entry::get_comdat_group_count): New function.
1475 (Incremental_object_entry::get_comdat_signature_key): New function.
1476 (Incremental_object_entry::groups_): New data member.
1477 (Incremental_inputs::report_comdat_group): New function.
1478 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1479 data for incremental input file entry.
1480 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1481 (Incremental_input_entry_reader::get_input_section): Adjust size of
1482 data for incremental input file entry.
1483 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1484 (Incremental_input_entry_reader::get_comdat_group_signature): New
1485 function.
1486 * object.cc (Sized_relobj::include_section_group): Report kept
1487 COMDAT groups for incremental links.
1488
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1490
1491 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1492 with name parameter. Add found_name parameter.
1493 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1494 * dirsearch.h (class Dirsearch): Update declaration.
1495
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1497
1498 * archive.cc (Library_base::should_include_member): Pull in object
1499 from archive if it defines the entry symbol.
1500 * parameters.cc (Parameters::entry): New function.
1501 * parameters.h (class Parameters): Declare entry.
1502 * output.h (class Output_file_header): Remove entry_ field.
1503 * output.cc (Output_file_header::Output_file_header): Remove entry
1504 parameter. Change all callers.
1505 (Output_file_header::entry): Use parameters->entry.
1506 * gold.cc (queue_middle_tasks): Likewise.
1507 * plugin.cc (Plugin_hook::run): Likewise.
1508
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1510
1511 * gold.cc (queue_initial_tasks): Pass incremental base filename
1512 to Output_file::open_base_file; don't print error message.
1513 * incremental-dump.cc (main): Adjust call to
1514 Output_file::open_for_modification.
1515 * incremental-dump.cc (main): Likewise.
1516 * incremental.cc (Incremental_inputs::report_command_line):
1517 Ignore --incremental-base option when comparing command lines.
1518 Ignore parameter when given as separate argument.
1519 * options.h (class General_options): Add --incremental-base.
1520 * output.cc (Output_file::Output_file):
1521 (Output_file::open_base_file): Add base_name and writable parameters;
1522 read base file into new file; print error message here.
1523 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1524 callers.
1525 * output.h (Output_file::open_for_modification): Rename to...
1526 (Output_file::open_base_file): ...this; add base_name and
1527 writable parameters; adjust all callers.
1528 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1529 callers.
1530 * testsuite/Makefile.am (incremental_test_4): Test
1531 --incremental-base.
1532 * testsuite/Makefile.in: Regenerate.
1533
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CC		 15342011-05-24 Cary Coutant <ccoutant@google.com>
1535
1536 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1537 incremental_test_4.
1538 * testsuite/Makefile.in: Regenerate.
1539 * testsuite/two_file_test_1_v1.cc: New test source file.
1540 * testsuite/two_file_test_1b_v1.cc: New test source file.
1541 * testsuite/two_file_test_2_v1.cc: New test source file.
1542
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CC		 15432011-05-24 Cary Coutant <ccoutant@google.com>
1544
1545 * dynobj.h (Dynobj::do_dynobj): New function.
1546 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1547 flag and soname for shared objects.
1548 * incremental.cc (Incremental_inputs::report_object): Make
1549 either Incremental_object_entry or Incremental_dynobj_entry; add
1550 soname to string table.
1551 (Incremental_inputs::report_input_section): Add assertion.
1552 (Output_section_incremental_inputs::set_final_data_size): Adjust
1553 type of input file entry for shared libraries; adjust size of
1554 shared library info entry.
1555 (Output_section_incremental_inputs::write_input_files): Write
1556 as_needed flag for shared libraries.
1557 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1558 of input file entry for shared libraries; write soname.
1559 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1560 soname from incremental info.
1561 * incremental.h (enum Incremental_input_flags): Add
1562 INCREMENTAL_INPUT_AS_NEEDED.
1563 (Incremental_input_entry::Incremental_input_entry): Initialize new
1564 data member.
1565 (Incremental_input_entry::set_as_needed): New function.
1566 (Incremental_input_entry::as_needed): New function.
1567 (Incremental_input_entry::do_dynobj_entry): New function.
1568 (Incremental_input_entry::as_needed_): New data member.
1569 (Incremental_object_entry::Incremental_object_entry): Don't check
1570 for shared library.
1571 (Incremental_object_entry::do_type): Likewise.
1572 (class Incremental_dynobj_entry): New class.
1573 (Incremental_input_entry_reader::as_needed): New function.
1574 (Incremental_input_entry_reader::get_soname): New function.
1575 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1576 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1577 size of shared library info entry.
1578 * layout.cc (Layout::finish_dynamic_section): Don't test for
1579 incremental link when adding DT_NEEDED entries.
1580 * object.h (Object::Object): Initialize new data member.
1581 (Object::dynobj): New function.
1582 (Object::set_as_needed): New function.
1583 (Object::as_needed): New function.
1584 (Object::do_dynobj): New function.
1585 (Object::as_needed_): New data member.
1586
6fa2a40b
CC		 15872011-05-24 Cary Coutant <ccoutant@google.com>
1588
1589 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1590 info; adjust display of GOT entries.
1591 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1592 vector of input objects; remove file_status_.
1593 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1594 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1595 got_plt reader; call target hooks to reserve GOT entries.
1596 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1597 of input file info header and GOT info entry.
1598 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1599 relocation info.
1600 (Got_plt_view_info::got_descriptor): Remove.
1601 (Got_plt_view_info::sym_index): New data member.
1602 (Got_plt_view_info::input_index): New data member.
1603 (Local_got_offset_visitor::visit): Write input file index.
1604 (Global_got_offset_visitor::visit): Write 0 for input file index.
1605 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1606 with sym_index and input_index.
1607 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1608 incremental info GOT entry; replace got_descriptor with input_index.
1609 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1610 map from input file index to object.
1611 (Sized_relobj_incr::do_layout): Replace direct data member reference
1612 with accessor function.
1613 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1614 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1615 Adjust size of input file info header.
1616 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1617 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1618 (Incremental_input_entry_reader::get_input_section): Adjust size of
1619 input file info header.
1620 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1621 of incremental info GOT entry.
1622 (Incremental_got_plt_reader::get_got_desc): Remove.
1623 (Incremental_got_plt_reader::get_got_symndx): New function.
1624 (Incremental_got_plt_reader::get_got_input_index): New function.
1625 (Sized_incremental_binary::Sized_incremental_binary): Remove
1626 file_status_; add input_objects_.
1627 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1628 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1629 (Sized_incremental_binary::file_is_unchanged): Remove.
1630 (Sized_incremental_binary::set_input_object): New function.
1631 (Sized_incremental_binary::input_object): New function.
1632 (Sized_incremental_binary::file_status_): Remove.
1633 (Sized_incremental_binary::input_objects_): New data member.
1634 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1635 references.
1636 (Sized_relobj_incr::invalid_address): Move to base class.
1637 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1638 class.
1639 (Sized_relobj_incr::do_output_section_offset): Likewise.
1640 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1641 (Sized_relobj_incr::section_offsets_): Likewise.
1642 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1643 function.
1644 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1645 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1646 with accessor function.
1647 (Sized_relobj_file::do_layout): Likewise.
1648 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1649 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1650 (Sized_relobj_file::compute_final_local_value): Replace refs to
1651 section_offsets_ with accessor function.
1652 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1653 * object.h (Relobj::Relobj): Initialize new data members.
1654 (Relobj::add_dyn_reloc): New function.
1655 (Relobj::first_dyn_reloc): New function.
1656 (Relobj::dyn_reloc_count): New function.
1657 (Relobj::first_dyn_reloc_): New data member.
1658 (Relobj::dyn_reloc_count_): New data member.
1659 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1660 references.
1661 (Sized_relobj::Address): New typedef.
1662 (Sized_relobj::invalid_address): Move here from child class.
1663 (Sized_relobj::Sized_relobj): Initialize new data members.
1664 (Sized_relobj::sized_relobj): New function.
1665 (Sized_relobj::is_output_section_offset_invalid): Move here from
1666 child class.
1667 (Sized_relobj::get_output_section_offset): Likewise.
1668 (Sized_relobj::local_has_got_offset): Likewise.
1669 (Sized_relobj::local_got_offset): Likewise.
1670 (Sized_relobj::set_local_got_offset): Likewise.
1671 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1672 (Sized_relobj::clear_got_offsets): New function.
1673 (Sized_relobj::section_offsets): Move here from child class.
1674 (Sized_relobj::do_output_section_offset): Likewise.
1675 (Sized_relobj::do_set_section_offset): Likewise.
1676 (Sized_relobj::Local_got_offsets): Likewise.
1677 (Sized_relobj::local_got_offsets_): Likewise.
1678 (Sized_relobj::section_offsets_): Likewise.
1679 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1680 references.
1681 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1682 class.
1683 (Sized_relobj_file::sized_relobj): New function
1684 (Sized_relobj_file::local_has_got_offset): Move to base class.
1685 (Sized_relobj_file::local_got_offset): Likewise.
1686 (Sized_relobj_file::set_local_got_offset): Likewise.
1687 (Sized_relobj_file::get_output_section_offset): Likewise.
1688 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1689 (Sized_relobj_file::do_output_section_offset): Likewise.
1690 (Sized_relobj_file::do_set_section_offset): Likewise.
1691 (Sized_relobj_file::Local_got_offsets): Likewise.
1692 (Sized_relobj_file::local_got_offsets_): Likewise.
1693 (Sized_relobj_file::section_offsets_): Likewise.
1694 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1695 (all constructors).
1696 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1697 (Output_reloc::get_symbol_index): Likewise.
1698 (Output_reloc::local_section_offset): Likewise.
1699 (Output_reloc::get_address): Likewise.
1700 (Output_reloc::symbol_value): Likewise.
1701 (Output_data_got::reserve_slot): Move to class definition.
1702 (Output_data_got::reserve_local): New function.
1703 (Output_data_got::reserve_slot_for_global): Remove.
1704 (Output_data_got::reserve_global): New function.
1705 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1706 (all constructors, two instantiations).
1707 (Output_reloc::get_relobj): New function (two instantiations).
1708 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1709 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1710 (Output_data_reloc::add_global): Adjust type of relobj.
1711 (Output_data_reloc::add_global_relative): Likewise.
1712 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1713 (Output_data_reloc::add_local): Likewise.
1714 (Output_data_reloc::add_local_relative): Likewise.
1715 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1716 (Output_data_reloc::add_local_section): Likewise.
1717 (Output_data_reloc::add_output_section): Likewise.
1718 (Output_data_reloc::add_absolute): Likewise.
1719 (Output_data_reloc::add_target_specific): Likewise.
1720 (Output_data_got::reserve_slot): Move definition here.
1721 (Output_data_got::reserve_local): New function.
1722 (Output_data_got::reserve_global): New function.
1723 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1724 section_offsets_ with accessor function.
1725 (Sized_relobj_file::write_sections): Likewise.
1726 (Sized_relobj_file::do_relocate_sections): Likewise.
1727 * target.h (Sized_target::reserve_local_got_entry): New function.
1728 (Sized_target::reserve_global_got_entry): New function.
1729 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1730 (Target_x86_64::reserve_global_got_entry): New function.
1731 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1732
4829d394
CC		 17332011-05-23 Cary Coutant <ccoutant@google.com>
1734
1735 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1736 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1737 bit when checking got_type.
1738 * incremental.cc (Sized_incremental_binary::setup_readers):
1739 Store symbol table and string table locations; initialize bit vector
1740 of file status flags.
1741 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1742 unchanged files.
1743 (Sized_incremental_binary::do_process_got_plt): New function.
1744 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1745 (Output_section_incremental_inputs::set_final_data_size): Record
1746 file index for each input file.
1747 (Output_section_incremental_inputs::write_got_plt): Store file index
1748 instead of input entry offset for each GOT entry.
1749 * incremental.h
1750 (Incremental_input_entry::Incremental_input_entry): Initialize new
1751 data member.
1752 (Incremental_input_entry::set_offset): Store file index.
1753 (Incremental_input_entry::get_file_index): New function.
1754 (Incremental_input_entry::file_index_): New data member.
1755 (Incremental_binary::process_got_plt): New function.
1756 (Incremental_binary::do_process_got_plt): New function.
1757 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1758 data members.
1759 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1760 (Sized_incremental_binary::set_file_is_unchanged): New function.
1761 (Sized_incremental_binary::file_is_unchanged): New function.
1762 (Sized_incremental_binary::do_process_got_plt): New function.
1763 (Sized_incremental_binary::file_status_): New data member.
1764 (Sized_incremental_binary::main_symtab_loc_): New data member.
1765 (Sized_incremental_binary::main_strtab_loc_): New data member.
1766 * output.cc (Output_data_got::Got_entry::write): Add case
1767 RESERVED_CODE.
1768 (Output_data_got::add_global): Call add_got_entry.
1769 (Output_data_got::add_global_plt): Likewise.
1770 (Output_data_got::add_global_with_rel): Likewise.
1771 (Output_data_got::add_global_with_rela): Likewise.
1772 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1773 (Output_data_got::add_global_pair_with_rela): Likewise.
1774 (Output_data_got::add_local): Call add_got_entry.
1775 (Output_data_got::add_local_plt): Likewise.
1776 (Output_data_got::add_local_with_rel): Likewise.
1777 (Output_data_got::add_local_with_rela): Likewise.
1778 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1779 (Output_data_got::add_local_pair_with_rela): Likewise.
1780 (Output_data_got::reserve_slot): New function.
1781 (Output_data_got::reserve_slot_for_global): New function.
1782 (Output_data_got::add_got_entry): New function.
1783 (Output_data_got::add_got_entry_pair): New function.
1784 (Output_section::add_output_section_data): Edit FIXME.
1785 * output.h
1786 (Output_section_data_build::Output_section_data_build): New
1787 constructor with size parameter.
1788 (Output_data_space::Output_data_space): Likewise.
1789 (Output_data_got::Output_data_got): Initialize new data member; new
1790 constructor with size parameter.
1791 (Output_data_got::add_constant): Call add_got_entry.
1792 (Output_data_got::reserve_slot): New function.
1793 (Output_data_got::reserve_slot_for_global): New function.
1794 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1795 (Output_data_got::add_got_entry): New function.
1796 (Output_data_got::add_got_entry_pair): New function.
1797 (Output_data_got::free_list_): New data member.
1798 * target.h (Sized_target::init_got_plt_for_update): New function.
1799 (Sized_target::register_global_plt_entry): New function.
1800 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1801 Initialize new data member; call init; add constructor with PLT count.
1802 (Output_data_plt_x86_64::init): New function.
1803 (Output_data_plt_x86_64::add_relocation): New function.
1804 (Output_data_plt_x86_64::reserve_slot): New function.
1805 (Output_data_plt_x86_64::free_list_): New data member.
1806 (Target_x86_64::init_got_plt_for_update): New function.
1807 (Target_x86_64::register_global_plt_entry): New function.
1808 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1809 incremental updates.
1810 (Output_data_plt_x86_64::add_relocation): New function.
1811 * testsuite/object_unittest.cc (Object_test): Set default options.
1812
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1814
1815 * options.h (class General_options): Make -i a synonym for -r.
1816
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1818
1819 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1820
403676b5
CC		 18212011-05-10 Cary Coutant <ccoutant@google.com>
1822
1823 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1824 strip_all (-s).
1825
5b7b7d6e
ILT		 18262011-05-06 Ian Lance Taylor <iant@google.com>
1827
1828 * layout.cc (Layout::layout): If the output section flags change,
1829 update the ordering.
1830
f0f9babf
CC		 18312011-04-25 Cary Coutant <ccoutant@google.com>
1832
1833 * incremental-dump.cc (dump_incremental_inputs): Print local
1834 symbol info for each input file.
1835 * incremental.cc
1836 (Output_section_incremental_inputs::set_final_data_size): Add local
1837 symbol info to input file entries in incremental info.
1838 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1839 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1840 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1841 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1842 implementation.
1843 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1844 (Sized_incr_relobj::do_relocate): Write the local symbols.
1845 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1846 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1847 Adjust size of input file header.
1848 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1849 (Incremental_inputs_reader::get_local_symbol_count): New function.
1850 (Incremental_inputs_reader::get_input_section): Adjust size of input
1851 file header.
1852 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1853 (Sized_incr_relobj::This): New typedef.
1854 (Sized_incr_relobj::sym_size): New const data member.
1855 (Sized_incr_relobj::Local_symbol): New struct.
1856 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1857 (Sized_incr_relobj::do_local_symbol_offset): New function.
1858 (Sized_incr_relobj::local_symbol_count_): New data member.
1859 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1860 (Sized_incr_relobj::local_symbol_index_): New data member.
1861 (Sized_incr_relobj::local_symbol_offset_): New data member.
1862 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1863 (Sized_incr_relobj::local_symbols_): New data member.
1864 * object.h (Relobj::output_local_symbol_count): New function.
1865 (Relobj::local_symbol_offset): New function.
1866 (Relobj::do_output_local_symbol_count): New function.
1867 (Relobj::do_local_symbol_offset): New function.
1868 (Sized_relobj::do_output_local_symbol_count): New function.
1869 (Sized_relobj::do_local_symbol_offset): New function.
1870
d0a9ace3
ILT		 18712011-04-22 Vladimir Simonov <sv@sw.ru>
1872
1873 * descriptors.cc (set_close_on_exec): New function.
1874 (Descriptors::open): Use set_close_on_exec.
1875 * output.cc (S_ISLNK): Define if not defined.
1876
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CC		 18772011-04-22 Cary Coutant <ccoutant@google.com>
1878
1879 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1880 global symbol map.
1881 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1882 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1883 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1884 relocations.
1885 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1886 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1887 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1888 * incremental.h
1889 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1890 function.
1891 (Incremental_binary::apply_incremental_relocs): New function.
1892 (Incremental_binary::do_apply_incremental_relocs): New function.
1893 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1894 data member.
1895 (Sized_incremental_binary::add_global_symbol): New function.
1896 (Sized_incremental_binary::global_symbol): New function.
1897 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1898 (Sized_incremental_binary::symbol_map_): New data member.
1899 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1900 * target.h (Sized_target::apply_relocation): New function.
1901 * target-reloc.h (apply_relocation): New function.
1902 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1903
c87e4302
DK		 19042011-04-22 Doug Kwan <dougkwan@google.com>
1905
1906 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1907 flag of a SHT_ARM_EXIDX section.
1908 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1909 * testsuite/Makefile.in: Regenerate.
1910 * testsuite/arm_exidx_test.s: New file.
1911 * testsuite/arm_exidx_test.sh: Same.
1912
e7782cf6
CC		 19132011-04-20 Cary Coutant <ccoutant@google.com>
1914
1915 PR gold/12689
1916 * archive.h (Incremental_archive_entry::Archive_member):
1917 Initialize arg_serial_ (second constructor).
1918
308ecdc7
ILT		 19192011-04-17 Ian Lance Taylor <iant@google.com>
1920
1921 * object.cc (Relocate_info::location): Simplify location string.
1922 * errors.cc (Errors::error_at_location): Don't print program
1923 name.
1924 (Errors::warning_at_location): Likewise.
1925 (Errors::undefined_symbol): Likewise.
1926 * testsuite/debug_msg.sh: Update accordingly.
1927
bec5b579
CC		 19282011-04-14 Cary Coutant <ccoutant@google.com>
1929
1930 * gold/layout.cc (Layout::symtab_section_offset): New function.
1931 * gold/layout.h (Layout::symtab_section_offset): New function.
1932 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1933
88597d34
ILT		 19342011-04-12 Ian Lance Taylor <iant@google.com>
1935
1936 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1937 with MREMAP_MAYMOVE.
1938 * output.h (class Output_file): Add map_is_allocated_ field.
1939 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1940 not available, provide stubs. If mremap is not available, #define
1941 it to gold_mremap.
1942 (MREMAP_MAYMOVE): Define if not defined.
1943 (Output_file::Output_file): Initialize map_is_allocated_.
1944 (Output_file::resize): Check map_is_allocated_.
1945 (Output_file::map_anonymous): If mmap fails, use malloc.
1946 (Output_file::unmap): Don't do anything for an anonymous map.
1947 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1948 is not available, provide stubs.
1949 (File_read::View::~View): Use free rather than delete[].
1950 (File_read::make_view): Use malloc rather than new[]. If mmap
1951 fails, use malloc.
1952 (File_read::find_or_make_view): Use malloc rather than new[].
1953 * gold.h: Remove HAVE_REMAP code.
1954 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1955 exists. Rename mremap to gold_mremap. If mmap is not available
1956 don't do anything.
1957 * configure, config.in: Rebuild.
1958
11e361bc
ILT		 19592011-04-11 Ian Lance Taylor <iant@google.com>
1960
1961 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1962 initialize local variable v.
1963
cdc29364
CC		 19642011-04-11 Cary Coutant <ccoutant@google.com>
1965
1966 * archive.cc (Archive::include_member): Adjust call to
1967 report_object.
1968 (Add_archive_symbols::run): Track argument serial numbers.
1969 (Lib_group::include_member): Likewise.
1970 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1971 * archive.h (Incremental_archive_entry::Archive_member):
1972 Initialize arg_serial_.
1973 (Archive_member::arg_serial_): New data member.
1974 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1975 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1976 incremental link.
1977 (Sized_dynobj::do_for_all_local_got_entries): New function.
1978 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1979 function.
1980 * fileread.cc (get_mtime): New function.
1981 * fileread.h (get_mtime): New function.
1982 * gold.cc (queue_initial_tasks): Check for incremental update.
1983 (process_incremental_input): New function.
1984 (queue_middle_tasks): Don't force valid target for incremental
1985 update.
1986 * incremental-dump.cc (find_input_containing_global): Adjust
1987 size of symbol info entry.
1988 (dump_incremental_inputs): Dump argument serial number and
1989 in_system_directory flag; bias shndx by 1; print symbol names
1990 when dumping per-file symbol lists; use new symbol info readers.
1991 * incremental.cc
1992 (Output_section_incremental_inputs:update_data_size): New function.
1993 (Sized_incremental_binary::setup_readers): Setup input readers
1994 for each input file; build maps for files added from libraries
1995 and scripts.
1996 (Sized_incremental_binary::check_input_args): New function.
1997 (Sized_incremental_binary::do_check_inputs): Build map of argument
1998 serial numbers to input arguments.
1999 (Sized_incremental_binary::do_file_has_changed): Rename
2000 do_file_is_unchanged to this; compare file modification times.
2001 (Sized_incremental_binary::do_init_layout): New function.
2002 (Sized_incremental_binary::do_reserve_layout): New function.
2003 (Sized_incremental_binary::do_get_input_reader): Remove.
2004 (Sized_incremental_binary::get_symtab_view): New function.
2005 (Incremental_checker::can_incrementally_link_output_file): Remove.
2006 (Incremental_inputs::report_command_line): Exclude --debug options.
2007 (Incremental_inputs::report_archive_begin): Add parameter; track
2008 argument serial numbers; don't put input file entry for archive
2009 before archive members.
2010 (Incremental_inputs::report_archive_end): Put input file entry
2011 for archive after archive members.
2012 (Incremental_inputs::report_object): Add parameter; track argument
2013 serial numbers and in_system_directory flag.
2014 (Incremental_inputs::report_script): Add parameter; track argument
2015 serial numbers.
2016 (Output_section_incremental_inputs::set_final_data_size): Adjust
2017 size of symbol info entry; check for forwarding symbols.
2018 (Output_section_incremental_inputs::write_input_files): Write
2019 in_system_directory flag and argument serial number.
2020 (Output_section_incremental_inputs::write_info_blocks): Map section
2021 indices between incremental info and original input file; store
2022 input section index for each symbol.
2023 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2024 change operator() to visit().
2025 (class Global_got_offset_visitor): Likewise.
2026 (class Global_symbol_visitor_got_plt):
2027 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2028 classes.
2029 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2030 (Sized_incr_relobj::do_read_symbols): New function.
2031 (Sized_incr_relobj::do_layout): New function.
2032 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2033 (Sized_incr_relobj::do_add_symbols): New function.
2034 (Sized_incr_relobj::do_should_include_member): New function.
2035 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2036 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2037 (Sized_incr_relobj::do_section_size): New function.
2038 (Sized_incr_relobj::do_section_name): New function.
2039 (Sized_incr_relobj::do_section_contents): New function.
2040 (Sized_incr_relobj::do_section_flags): New function.
2041 (Sized_incr_relobj::do_section_entsize): New function.
2042 (Sized_incr_relobj::do_section_address): New function.
2043 (Sized_incr_relobj::do_section_type): New function.
2044 (Sized_incr_relobj::do_section_link): New function.
2045 (Sized_incr_relobj::do_section_info): New function.
2046 (Sized_incr_relobj::do_section_addralign): New function.
2047 (Sized_incr_relobj::do_initialize_xindex): New function.
2048 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2049 (Sized_incr_relobj::do_read_relocs): New function.
2050 (Sized_incr_relobj::do_gc_process_relocs): New function.
2051 (Sized_incr_relobj::do_scan_relocs): New function.
2052 (Sized_incr_relobj::do_count_local_symbols): New function.
2053 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2054 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2055 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2056 (Sized_incr_relobj::do_relocate): New function.
2057 (Sized_incr_relobj::do_set_section_offset): New function.
2058 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2059 (Sized_incr_dynobj::do_read_symbols): New function.
2060 (Sized_incr_dynobj::do_layout): New function.
2061 (Sized_incr_dynobj::do_add_symbols): New function.
2062 (Sized_incr_dynobj::do_should_include_member): New function.
2063 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2064 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2065 (Sized_incr_dynobj::do_section_size): New function.
2066 (Sized_incr_dynobj::do_section_name): New function.
2067 (Sized_incr_dynobj::do_section_contents): New function.
2068 (Sized_incr_dynobj::do_section_flags): New function.
2069 (Sized_incr_dynobj::do_section_entsize): New function.
2070 (Sized_incr_dynobj::do_section_address): New function.
2071 (Sized_incr_dynobj::do_section_type): New function.
2072 (Sized_incr_dynobj::do_section_link): New function.
2073 (Sized_incr_dynobj::do_section_info): New function.
2074 (Sized_incr_dynobj::do_section_addralign): New function.
2075 (Sized_incr_dynobj::do_initialize_xindex): New function.
2076 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2077 (make_sized_incremental_object): New function.
2078 (Incremental_library::copy_unused_symbols): New function.
2079 (Incremental_library::do_for_all_unused_symbols): New function.
2080 * incremental.h (enum Incremental_input_flags): New type.
2081 (class Incremental_checker): Remove.
2082 (Incremental_input_entry::Incremental_input_entry): Add argument
2083 serial number.
2084 (Incremental_input_entry::arg_serial): New function.
2085 (Incremental_input_entry::set_is_in_system_directory): New function.
2086 (Incremental_input_entry::is_in_system_directory): New function.
2087 (Incremental_input_entry::arg_serial_): New data member.
2088 (Incremental_input_entry::is_in_system_directory_): New data member.
2089 (class Script_info): Move here from script.h.
2090 (Script_info::Script_info): Add filename parameter.
2091 (Script_info::filename): New function.
2092 (Script_info::filename_): New data member.
2093 (Incremental_script_entry::Incremental_script_entry): Add argument
2094 serial number.
2095 (Incremental_object_entry::Incremental_object_entry): Likewise.
2096 (Incremental_object_entry::add_input_section): Build list of input
2097 sections with map to original shndx.
2098 (Incremental_object_entry::get_input_section_index): New function.
2099 (Incremental_object_entry::shndx_): New data member.
2100 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2101 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2102 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2103 serial number.
2104 (Incremental_inputs::report_archive_begin): Likewise.
2105 (Incremental_inputs::report_object): Likewise.
2106 (Incremental_inputs::report_script): Likewise.
2107 (class Incremental_global_symbol_reader): New class.
2108 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2109 and store flags and input file type.
2110 (Incremental_input_entry_reader::arg_serial): New function.
2111 (Incremental_input_entry_reader::type): Extract type from flags.
2112 (Incremental_input_entry_reader::is_in_system_directory): New function.
2113 (Incremental_input_entry_reader::get_input_section_count): Call
2114 accessor function for type.
2115 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2116 function for type; adjust size of global symbol entry.
2117 (Incremental_input_entry_reader::get_global_symbol_count): Call
2118 accessor function for type.
2119 (Incremental_input_entry_reader::get_object_count): Likewise.
2120 (Incremental_input_entry_reader::get_object_offset): Likewise.
2121 (Incremental_input_entry_reader::get_member_count): Likewise.
2122 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2123 (Incremental_input_entry_reader::get_member_offset): Likewise.
2124 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2125 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2126 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2127 (Incremental_input_entry_reader::get_global_symbol_reader): New
2128 function.
2129 (Incremental_input_entry_reader::get_output_symbol_index): New
2130 function.
2131 (Incremental_input_entry_reader::type_): Remove.
2132 (Incremental_input_entry_reader::flags_): New data member.
2133 (Incremental_inputs_reader::input_file_offset): New function.
2134 (Incremental_inputs_reader::input_file_index): New function.
2135 (Incremental_inputs_reader::input_file): Call input_file_offset.
2136 (Incremental_inputs_reader::input_file_at_offset): New function.
2137 (Incremental_relocs_reader::get_r_type): Reformat.
2138 (Incremental_relocs_reader::get_r_shndx): Reformat.
2139 (Incremental_relocs_reader::get_r_offset): Reformat.
2140 (Incremental_relocs_reader::data): New function.
2141 (Incremental_binary::Incremental_binary): Initialize new data members.
2142 (Incremental_binary::check_inputs): Add cmdline parameter.
2143 (Incremental_binary::file_is_unchanged): Remove.
2144 (Input_reader::arg_serial): New function.
2145 (Input_reader::get_unused_symbol_count): New function.
2146 (Input_reader::get_unused_symbol): New function.
2147 (Input_reader::do_arg_serial): New function.
2148 (Input_reader::do_get_unused_symbol_count): New function.
2149 (Input_reader::do_get_unused_symbol): New function.
2150 (Incremental_binary::input_file_count): New function.
2151 (Incremental_binary::get_input_reader): Change signature to use
2152 index instead of filename.
2153 (Incremental_binary::file_has_changed): New function.
2154 (Incremental_binary::get_input_argument): New function.
2155 (Incremental_binary::get_library): New function.
2156 (Incremental_binary::get_script_info): New function.
2157 (Incremental_binary::init_layout): New function.
2158 (Incremental_binary::reserve_layout): New function.
2159 (Incremental_binary::output_file): New function.
2160 (Incremental_binary::do_check_inputs): New function.
2161 (Incremental_binary::do_file_is_unchanged): Remove.
2162 (Incremental_binary::do_file_has_changed): New function.
2163 (Incremental_binary::do_init_layout): New function.
2164 (Incremental_binary::do_reserve_layout): New function.
2165 (Incremental_binary::do_input_file_count): New function.
2166 (Incremental_binary::do_get_input_reader): Change signature.
2167 (Incremental_binary::input_args_map_): New data member.
2168 (Incremental_binary::library_map_): New data member.
2169 (Incremental_binary::script_map_): New data member.
2170 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2171 new data members.
2172 (Sized_incremental_binary::output_section): New function.
2173 (Sized_incremental_binary::inputs_reader): Add const.
2174 (Sized_incremental_binary::symtab_reader): Add const.
2175 (Sized_incremental_binary::relocs_reader): Add const.
2176 (Sized_incremental_binary::got_plt_reader): Add const.
2177 (Sized_incremental_binary::get_symtab_view): New function.
2178 (Sized_incremental_binary::Inputs_reader): New typedef.
2179 (Sized_incremental_binary::Input_entry_reader): New typedef.
2180 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2181 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2182 (Sized_incremental_binary::do_file_has_changed): New function.
2183 (Sized_incremental_binary::do_init_layout): New function.
2184 (Sized_incremental_binary::do_reserve_layout): New function.
2185 (Sized_input_reader::Inputs_reader): Remove.
2186 (Sized_input_reader::Input_entry_reader): Remove.
2187 (Sized_input_reader::do_arg_serial): New function.
2188 (Sized_input_reader::do_get_unused_symbol_count): New function.
2189 (Sized_input_reader::do_get_unused_symbol): New function.
2190 (Sized_incremental_binary::do_input_file_count): New function.
2191 (Sized_incremental_binary::do_get_input_reader): Change signature;
2192 use index instead of filename.
2193 (Sized_incremental_binary::section_map_): New data member.
2194 (Sized_incremental_binary::input_entry_readers_): New data member.
2195 (class Sized_incr_relobj): New class.
2196 (class Sized_incr_dynobj): New class.
2197 (make_sized_incremental_object): New function.
2198 (class Incremental_library): New class.
2199 * layout.cc (Free_list::num_lists): New static data member.
2200 (Free_list::num_nodes): New static data member.
2201 (Free_list::num_removes): New static data member.
2202 (Free_list::num_remove_visits): New static data member.
2203 (Free_list::num_allocates): New static data member.
2204 (Free_list::num_allocate_visits): New static data member.
2205 (Free_list::init): New function.
2206 (Free_list::remove): New function.
2207 (Free_list::allocate): New function.
2208 (Free_list::dump): New function.
2209 (Free_list::print_stats): New function.
2210 (Layout_task_runner::run): Resize output file for incremental updates.
2211 (Layout::Layout): Initialize new data members.
2212 (Layout::set_incremental_base): New function.
2213 (Layout::init_fixed_output_section): New function.
2214 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2215 incremental updates.
2216 (Layout::create_gold_note): Do not create gold note section for
2217 incremental updates.
2218 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2219 for incremental updates.
2220 (Layout::set_section_offsets): For incremental updates, allocate space
2221 from free list.
2222 (Layout::create_symtab_sections): Layout with offsets relative to
2223 start of section; for incremental updates, allocate space from free
2224 list.
2225 (Layout::create_shdrs): For incremental updates, allocate space from
2226 free list.
2227 (Layout::finish_dynamic_section): For incremental updates, do not
2228 check --as-needed (fixed in subsequent patch).
2229 * layout.h (class Free_list): New class.
2230 (Layout::set_incremental_base): New function.
2231 (Layout::incremental_base): New function.
2232 (Layout::init_fixed_output_section): New function.
2233 (Layout::allocate): New function.
2234 (Layout::incremental_base_): New data member.
2235 (Layout::free_list_): New data member.
2236 * main.cc (main): Print Free_list statistics.
2237 * object.cc (Relobj::finalize_incremental_relocs): Add
2238 clear_counts parameter; clear counts only when clear_counts is set.
2239 (Sized_relobj::Sized_relobj): Initialize new base class.
2240 (Sized_relobj::do_layout): Don't report special sections.
2241 (Sized_relobj::do_for_all_local_got_entries): New function.
2242 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2243 symtab_off to all symbol table offsets.
2244 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2245 * object.h (class Got_offset_list): Move to top of file.
2246 (Object::Object): Allow case where input_file == NULL.
2247 (Object::~Object): Likewise.
2248 (Object::input_file): Assert that input_file != NULL.
2249 (Object::lock): Allow case where input_file == NULL.
2250 (Object::unlock): Likewise.
2251 (Object::is_locked): Likewise.
2252 (Object::token): Likewise.
2253 (Object::release): Likewise.
2254 (Object::is_incremental): New function.
2255 (Object::get_mtime): New function.
2256 (Object::for_all_local_got_entries): New function.
2257 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2258 (Object::set_is_in_system_directory): New function.
2259 (Object::is_in_system_directory): New function.
2260 (Object::do_is_incremental): New function.
2261 (Object::do_get_mtime): New function.
2262 (Object::do_for_all_local_got_entries): New function.
2263 (Object::is_in_system_directory_): New data member.
2264 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2265 (class Sized_relobj_base): New class.
2266 (class Sized_relobj): Derive from Sized_relobj_base.
2267 (class Sized_relobj::Symbols): Redeclare from base class.
2268 (class Sized_relobj::local_got_offset_list): Remove.
2269 (class Sized_relobj::Output_sections): Redeclare from base class.
2270 (class Sized_relobj::do_for_all_local_got_entries): New function.
2271 (class Sized_relobj::write_local_symbols): Add offset parameter.
2272 (class Sized_relobj::local_symbol_offset_): Update comment.
2273 (class Sized_relobj::local_dynsym_offset_): Update comment.
2274 * options.cc (Input_arguments::add_file): Remove const.
2275 * options.h (Input_file_argument::Input_file_argument):
2276 Initialize arg_serial_ (all constructors).
2277 (Input_file_argument::set_arg_serial): New function.
2278 (Input_file_argument::arg_serial): New function.
2279 (Input_file_argument::arg_serial_): New data member.
2280 (Input_arguments::Input_arguments): Initialize file_count_.
2281 (Input_arguments::add_file): Remove const.
2282 (Input_arguments::number_of_input_files): New function.
2283 (Input_arguments::file_count_): New data member.
2284 (Command_line::number_of_input_files): Call
2285 Input_arguments::number_of_input_files.
2286 * output.cc (Output_segment_headers::Output_segment_headers):
2287 Set current size.
2288 (Output_section::Input_section::current_data_size): New function.
2289 (Output_section::Output_section): Initialize new data members.
2290 (Output_section::add_input_section): Don't do merge sections for
2291 an incremental link; allocate space from free list for an
2292 incremental update.
2293 (Output_section::add_output_section_data): Allocate space from
2294 free list for an incremental update.
2295 (Output_section::update_data_size): New function.
2296 (Output_section::set_fixed_layout): New function.
2297 (Output_section::reserve): New function.
2298 (Output_segment::set_section_addresses): Remove const.
2299 (Output_segment::set_section_list_addresses): Remove const; allocate
2300 space from free list for an incremental update.
2301 (Output_segment::set_offset): Adjust size of RELRO segment for an
2302 incremental update.
2303 * output.h (Output_data::current_data_size): Move here from
2304 child classes.
2305 (Output_data::pre_finalize_data_size): New function.
2306 (Output_data::update_data_size): New function.
2307 (Output_section_headers::update_data_size): new function.
2308 (Output_section_data_build::current_data_size): Move to Output_data.
2309 (Output_data_strtab::update_data_size): New function.
2310 (Output_section::current_data_size): Move to Output_data.
2311 (Output_section::set_fixed_layout): New function.
2312 (Output_section::has_fixed_layout): New function.
2313 (Output_section::reserve): New function.
2314 (Output_section::update_data_size): New function.
2315 (Output_section::has_fixed_layout_): New data member.
2316 (Output_section::free_list_): New data member.
2317 (Output_segment::set_section_addresses): Remove const.
2318 (Output_segment::set_section_list_addresses): Remove const.
2319 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2320 New function.
2321 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2322 New function.
2323 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2324 parameter when calling Add_symbols constructor; store argument
2325 serial number for members of a lib group.
2326 (Add_symbols::locks): Allow case where token == NULL.
2327 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2328 (Read_member::~Read_member): New function.
2329 (Read_member::is_runnable): New function.
2330 (Read_member::locks): New function.
2331 (Read_member::run): New function.
2332 (Check_script::~Check_script): New function.
2333 (Check_script::is_runnable): New function.
2334 (Check_script::locks): New function.
2335 (Check_script::run): New function.
2336 (Check_library::~Check_library): New function.
2337 (Check_library::is_runnable): New function.
2338 (Check_library::locks): New function.
2339 (Check_library::run): New function.
2340 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2341 (Add_symbols::library_): New data member.
2342 (class Read_member): New class.
2343 (class Check_script): New class.
2344 (class Check_library): New class.
2345 * reloc.cc (Read_relocs::is_runnable): Allow case where
2346 token == NULL.
2347 (Read_relocs::locks): Likewise.
2348 (Scan_relocs::locks): Likewise.
2349 (Relocate_task::locks): Likewise.
2350 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2351 to clear counters.
2352 (Sized_relobj::incremental_relocs_scan): Fix comment.
2353 (Sized_relobj::do_relocate): Pass output file offset to
2354 write_local_symbols.
2355 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2356 from class declaration.
2357 * script.cc (read_input_script): Allocate Script_info; pass
2358 argument serial number to report_script.
2359 * script.h (class Script_info): Move to incremental.h.
2360 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2361 * symtab.h (Symbol_table::add_from_incrobj): New function.
2362 (Symbol_table::set_file_offset): New function.
2363
b961d0d7
CC		 23642011-04-05 Cary Coutant <ccoutant@google.com>
2365
2366 * incremental-dump.cc (dump_incremental_inputs): Change signature
2367 to take a Sized_incremental_binary; change caller. Use readers
2368 in Sized_incremental_binary.
2369 * incremental.cc
2370 (Sized_incremental_binary::find_incremental_inputs_sections):
2371 Rename do_find_incremental_inputs_sections to this.
2372 (Sized_incremental_binary::setup_readers): New function.
2373 (Sized_incremental_binary::do_check_inputs): Check
2374 has_incremental_info_ flag; move setup code to setup_readers;
2375 use input readers.
2376 (Sized_incremental_binary::do_file_is_unchanged): New function.
2377 (Sized_incremental_binary::do_get_input_reader): New function.
2378 * incremental.h (class Incremental_binary): Move to end of file.
2379 (Incremental_binary::file_is_unchanged): New function.
2380 (Incremental_binary::do_file_is_unchanged): New function.
2381 (Incremental_binary::Input_reader): New class.
2382 (Incremental_binary::get_input_reader): New function.
2383 (class Sized_incremental_binary): Move to end of file.
2384 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2385 input section reader classes.
2386 (Sized_incremental_binary::has_incremental_info): New function.
2387 (Sized_incremental_binary::inputs_reader): New function.
2388 (Sized_incremental_binary::symtab_reader): New function.
2389 (Sized_incremental_binary::relocs_reader): New function.
2390 (Sized_incremental_binary::got_plt_reader): New function.
2391 (Sized_incremental_binary::do_file_is_unchanged): New function.
2392 (Sized_incremental_binary::Sized_input_reader): New class.
2393 (Sized_incremental_binary::get_input_reader): New function.
2394 (Sized_incremental_binary::find_incremental_inputs_sections):
2395 Rename do_find_incremental_inputs_sections to this.
2396 (Sized_incremental_binary::setup_readers): New function.
2397 (Sized_incremental_binary::has_incremental_info_): New data member.
2398 (Sized_incremental_binary::inputs_reader_): New data member.
2399 (Sized_incremental_binary::symtab_reader_): New data member.
2400 (Sized_incremental_binary::relocs_reader_): New data member.
2401 (Sized_incremental_binary::got_plt_reader_): New data member.
2402 (Sized_incremental_binary::current_input_file_): New data member.
2403
a869183f
PP		 24042011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2405
2406 PR gold/12640
2407 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2408 violation.
2409
24102011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2411
2412 * archive.cc (Archive::include_member): Adjust call to report_object.
2413 (Add_archive_symbols::run): Add script_info to call to
2414 report_archive_begin.
2415 (Lib_group::include_member): Adjust call to report_object.
2416 (Add_lib_group_symbols::run): Adjust call to report_object.
2417 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2418 blocks. Add object count for script input files.
2419 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2420 script_info parameter; change all callers.
2421 (Incremental_inputs::report_object): Add script_info parameter;
2422 change all callers.
2423 (Incremental_inputs::report_script): Store backpointer to
2424 incremental info entry.
2425 (Output_section_incremental_inputs::set_final_data_size): Record
2426 additional information for scripts.
2427 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2428 * incremental.h (Incremental_script_entry::add_object): New function.
2429 (Incremental_script_entry::get_object_count): New function.
2430 (Incremental_script_entry::get_object): New function.
2431 (Incremental_script_entry::objects_): New data member; adjust
2432 constructor.
2433 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2434 (Incremental_inputs::report_object): Add script_info parameter.
2435 (Incremental_inputs_reader::get_object_count): New function.
2436 (Incremental_inputs_reader::get_object_offset): New function.
2437 * options.cc (Input_arguments::add_file): Return reference to
2438 new input argument.
2439 * options.h (Input_argument::set_script_info): New function.
2440 (Input_argument::script_info): New function.
2441 (Input_argument::script_info_): New data member; adjust all
2442 constructors.
2443 (Input_file_group::add_file): Return reference to new input argument.
2444 (Input_file_lib::add_file): Likewise.
2445 (Input_arguments::add_file): Likewise.
2446 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2447 * script.cc (Parser_closure::Parser_closure): Add script_info
2448 parameter; adjust all callers.
2449 (Parser_closure::script_info): New function.
2450 (Parser_closure::script_info_): New data member.
2451 (read_input_script): Report scripts earlier to incremental info.
2452 (script_add_file): Set script_info in Input_argument.
2453 (script_add_library): Likewise.
2454 * script.h (Script_options::Script_info): Rewrite class.
2455
a869183f 24562011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2457
2458 * archive.cc (Library_base::should_include_member): Move
2459 method here from class Archive.
2460 (Archive::Archive): Initialize base class.
2461 (Archive::should_include_member): Move to base class.
2462 (Archive::do_for_all_unused_symbols): New function.
2463 (Add_archive_symbols::run): Remove redundant access to
2464 incremental_inputs.
2465 (Lib_group::Lib_group): Initialize base class.
2466 (Lib_group::do_filename): New function.
2467 (Lib_group::include_member): Pass pointer to Lib_group to
2468 report_object.
2469 (Lib_group::do_for_all_unused_symbols): New function.
2470 (Add_lib_group_symbols::run): Report archive information for
2471 incremental links.
2472 * archive.h (class Library_base): New base class.
2473 (class Archive): Derive from Library_base.
2474 (Archive::filename): Move to base class.
2475 (Archive::set_incremental_info): Likewise.
2476 (Archive::incremental_info): Likewise.
2477 (Archive::Should_include): Likewise.
2478 (Archive::should_include_member): Likewise.
2479 (Archive::Armap_entry): Remove.
2480 (Archive::Unused_symbol_iterator): Remove.
2481 (Archive::unused_symbols_begin): Remove.
2482 (Archive::unused_symbols_end): Remove.
2483 (Archive::do_filename): New function.
2484 (Archive::do_get_mtime): New function.
2485 (Archive::do_for_all_unused_symbols): New function.
2486 (Archive::task_): Move to base class.
2487 (Archive::incremental_info_): Likewise.
2488 (class Lib_group): Derive from Library_base.
2489 (Lib_group::do_filename): New function.
2490 (Lib_group::do_get_mtime): New function.
2491 (Lib_group::do_for_all_unused_symbols): New function.
2492 (Lib_group::task_): Move to base class.
2493 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2494 function.
2495 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2496 function.
2497 * incremental.cc (Incremental_inputs::report_archive_begin):
2498 Use Library_base; call library's get_mtime; add incremental inputs
2499 entry before members.
2500 (class Unused_symbol_visitor): New class.
2501 (Incremental_inputs::report_archive_end): Use Library_base; use
2502 visitor class to record unused symbols; don't add incremental inputs
2503 entry after members.
2504 (Incremental_inputs::report_object): Use Library_base.
2505 * incremental.h
2506 (Incremental_archive_entry::Incremental_archive_entry): Remove
2507 unused Archive parameter.
2508 (Incremental_inputs::report_archive_begin): Use Library_base.
2509 (Incremental_inputs::report_archive_end): Likewise.
2510 (Incremental_inputs::report_object): Likewise.
2511 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2512 function.
2513 * object.h (Object::for_all_global_symbols): New function.
2514 (Object::do_for_all_global_symbols): New function.
2515 (Sized_relobj::do_for_all_global_symbols): New function.
2516 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2517 function.
2518 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2519 function.
2520
61ab3e40
ILT		 25212011-03-27 Ian Lance Taylor <iant@google.com>
2522
2523 * archive.cc (Archive::interpret_header): Return -1 if something
2524 goes wrong. Change callers accordingly.
2525
30e1f9e6
CC		 25262011-03-25 Cary Coutant <ccoutant@google.com>
2527
2528 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2529 * testsuite/Makefile.in: Regenerate.
2530
9370ce59 25312011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2532
2533 * plugin.cc (get_view): New.
2534 (Plugin::load): Pass get_view to the plugin.
2535 (Plugin_manager::get_view): New.
2536
9312bb0a
ILT		 25372011-03-21 Ian Lance Taylor <iant@google.com>
2538
2539 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2540 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2541
7e12ba9e
ST		 25422011-03-21 Sriraman Tallam <tmsriram@google.com>
2543
2544 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2545 Change == to -eq.
2546 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2547 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2548 Change == to -eq.
2549 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2550 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2551
fd7a005d
ILT		 25522011-03-14 Ian Lance Taylor <iant@google.com>
2553
2554 * script-sections.cc (Sort_output_sections::script_compare):
2555 Rename from is_before, change return type.
2556 (Sort_output_sections::operator()): Adjust accordingly.
2557
ed16fd1b
ILT		 25582011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2559
2560 PR gold/12572
2561 * testsuite/odr_violation2.cc: Add comment to make all error line
2562 numbers double digits.
2563 * testsuite/debug_msg.sh: Adjust expected errors.
2564
71ff8986
ILT		 25652011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2566
2567 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2568 but mark earlier ones as non-canonical
2569 (offset_to_iterator): Update search target and example
2570 (do_addr2line): Return extra lines in a vector*
2571 (format_file_lineno): Extract from do_addr2line
2572 (one_addr2line): Add vector* out-param
2573 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2574 when a lineno entry appeared last for its instruction
2575 (Dwarf_line_info): Add vector* out-param
2576 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2577 * symtab.cc (Odr_violation_compare): Include the lineno in the
2578 comparison again.
2579 (linenos_from_loc): New. Combine the canonical line for an
2580 address with its other lines.
2581 (True_if_intersect): New. Helper functor to make
2582 std::set_intersection a query.
2583 (detect_odr_violations): Compare sets of lines instead of just
2584 one line for each function. This became less deterministic, but
2585 has fewer false positives.
2586 * symtab.h: Declarations.
2587 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2588 mix an optimized and non-optimized object in the same binary
2589 (odr_violation2.so): Same.
2590 * testsuite/Makefile.in: Regenerate from Makefile.am.
2591 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2592 * testsuite/debug_msg.sh: Update line numbers and add
2593 assertions.
2594 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2595 non-optimized context.
2596 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2597 isn't inlined, and use OdrDerived in an optimized context.
2598 * testsuite/odr_header1.h: Defines OdrDerived, where
2599 optimization will change the
2600 first-instruction-in-the-destructor's file and line number.
2601 * testsuite/odr_header2.h: Defines OdrBase.
2602
a19fefdc
ILT		 26032011-03-09 Ian Lance Taylor <iant@google.com>
2604
2605 * fileread.cc (File_read::clear_views): Don't delete the whole
2606 file view.
2607
ecb351e9
ILT		 26082011-03-08 Ian Lance Taylor <iant@google.com>
2609
2610 PR gold/12525
2611 * fileread.cc: #include <climits>.
2612 (GOLD_IOV_MAX): Define.
2613 (File_read::read_multiple): Limit number of entries by iov_max.
2614 * fileread.h (class File_read): Always set max_readv_entries to
2615 128.
2616
b821d13c
ILT		 26172011-03-07 Ian Lance Taylor <iant@google.com>
2618
2619 PR gold/12525
2620 * options.h (class General_options): Add -dy and -dn.
2621
89243142
CC		 26222011-03-02 Cary Coutant <ccoutant@google.com>
2623
2624 * testsuite/script_test_9.t: Add TLS segment.
2625
d0773f31
ILT		 26262011-03-02 Simon Baldwin <simonb@google.com>
2627
2628 * configure.ac: Add check for gnu_indirect_function support in
2629 the toolchain building binutils.
2630 * configure: Rebuild.
2631
9370ce59 26322011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2633
2634 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2635 plugin only symbols.
2636 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2637 in plugin files as not needed in the symbol table.
2638
4cf7a849
ST		 26392011-02-11 Sriraman Tallam <tmsriram@google.com>
2640
2641 * output.cc (Output_section::add_input_section): Delay fill
2642 generation for section ordering.
2643
b578bd7d
ILT		 26442011-02-09 Ian Lance Taylor <iant@google.com>
2645
2646 PR gold/12316
2647 * object.h (class Sized_relobj): Remove clear_local_symbols.
2648 * reloc.cc (Sized_relobj::do_relocate): Don't call
2649 clear_local_symbols.
2650
9370ce59 26512011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2652
2653 * plugin.cc (is_visible_from_outside): Return true for symbols
2654 in the -u option.
2655
55382fb7
ILT		 26562011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2657
2658 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2659 filename.
2660
4e271fff
ST		 26612011-02-02 Sriraman Tallam <tmsriram@google.com>
2662
2663 * icf.h (is_section_foldable_candidate): Change type of parameter
2664 to std::string.
2665 * icf.cc (Icf::find_identical_sections): Change type of local variable
2666 section_name to be std::string.
2667 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2668
d433c3ac
ILT		 26692011-01-25 Ian Lance Taylor <iant@google.com>
2670
2671 * script.cc (script_add_extern): Rewrite to use
2672 add_symbol_reference.
2673
880473a6
DK		 26742011-01-25 Doug Kwan <dougkwan@google.com>
2675
d433c3ac 2676 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2677
f30f86fa
ILT		 26782011-01-24 Ian Lance Taylor <iant@google.com>
2679
2680 * options.h (class General_options): Accept
2681 --no-detect-odr-violations.
2682
8e51a0b9
ILT		 26832011-01-24 Ian Lance Taylor <iant@google.com>
2684
2685 * version.cc (version_string): Bump to 1.11.
2686
0f3b89d8
ILT		 26872011-01-24 Ian Lance Taylor <iant@google.com>
2688
2689 * plugin.cc (class Plugin_rescan): Define new class.
2690 (Plugin_manager::claim_file): Set any_claimed_.
2691 (Plugin_manager::save_archive): New function.
2692 (Plugin_manager::save_input_group): New function.
2693 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2694 necessary.
2695 (Plugin_manager::new_undefined_symbol): New function.
2696 (Plugin_manager::rescan): New function.
2697 (Plugin_manager::rescannable_defines): New function.
2698 (Plugin_manager::add_input_file): Set any_added_.
2699 * plugin.h (class Plugin_manager): define new fields rescannable_,
2700 undefined_symbols_, any_claimed_, and any_added_. Declare
2701 Plugin_rescan as friend. Declare new functions.
2702 (Plugin_manager::Rescannable): Define type.
2703 (Plugin_manager::Rescannable_list): Define type.
2704 (Plugin_manager::Undefined_symbol_list): Define type.
2705 (Plugin_manager::Plugin_manager): Initialize new fields.
2706 * archive.cc (Archive::defines_symbol): New function.
2707 (Add_archive_symbols::run): Pass archive to plugins if any.
2708 * archive.h (class Archive): Declare defines_symbol.
2709 * readsyms.cc (Input_group::~Input_group): New function.
2710 (Finish_group::run): Pass input_group to plugins if any.
2711 * readsyms.h (class Input_group): Declare destructor.
2712 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2713 any.
2714
3bb951e5
ILT		 27152011-01-10 Ian Lance Taylor <iant@google.com>
2716
2717 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2718 section as relro.
2719 (Layout::set_segment_offsets): Reset increase_relro before calling
2720 set_section_addresses a second time.
2721
0aa45fac
CC		 27222011-01-04 Cary Coutant <ccoutant@google.com>
2723
2724 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2725 sections before NOBITS sections.
2726
0db46eb4
L		 27272011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2728
2729 * version.cc (print_version): Update copyright to 2011.
2730
829c9745
CC		 27312010-12-23 Cary Coutant <ccoutant@google.com>
2732
2733 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2734 of OS to this->add. Add OD parameter to second form of the function.
2735
7500420b
ILT		 27362010-12-20 Ian Lance Taylor <iant@google.com>
2737
2738 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2739 second of two consecutive entries with same offset.
2740
f8e9a930
RW		 27412010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2742
2743 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2744 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2745 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2746 to avoid unneeded links against $(LDADD).
2747 * testsuite/Makefile.in: Regenerate.
2748
2fbb4320
ILT		 27492010-12-15 Ian Lance Taylor <iant@google.com>
2750
2751 PR gold/12324
2752 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2753 for R_X86_64_32 and R_X86_64_PC32.
2754 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2755 ver_matching_def_pic.o.
2756 (ver_matching_def_pic.o): New target.
2757
fedb228d
RW		 27582010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2759
2760 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2761 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2762 Move definition before File_read::View member definitions.
2763 (File_read::View::~View): Initialize and hold lock before
2764 updating current_mapped_bytes.
2765
9b547ce6
RW		 27662010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2767
2768 * dwarf_reader.cc: Remove outdated comment.
2769 * gold-threads.cc: Fix typo in error message.
2770 * archive.cc: Fix typos in comments.
2771 * archive.h: Likewise.
2772 * arm-reloc-property.cc: Likewise.
2773 * arm-reloc-property.h: Likewise.
2774 * arm-reloc.def: Likewise.
2775 * arm.cc: Likewise.
2776 * attributes.h: Likewise.
2777 * cref.cc: Likewise.
2778 * ehframe.cc: Likewise.
2779 * fileread.h: Likewise.
2780 * gold.h: Likewise.
2781 * i386.cc: Likewise.
2782 * icf.cc: Likewise.
2783 * incremental.h: Likewise.
2784 * int_encoding.cc: Likewise.
2785 * layout.h: Likewise.
2786 * main.cc: Likewise.
2787 * merge.h: Likewise.
2788 * object.cc: Likewise.
2789 * object.h: Likewise.
2790 * options.cc: Likewise.
2791 * readsyms.cc: Likewise.
2792 * reduced_debug_output.cc: Likewise.
2793 * reloc.cc: Likewise.
2794 * script-sections.cc: Likewise.
2795 * sparc.cc: Likewise.
2796 * symtab.h: Likewise.
2797 * target-reloc.h: Likewise.
2798 * target.cc: Likewise.
2799 * target.h: Likewise.
2800 * timer.cc: Likewise.
2801 * timer.h: Likewise.
2802 * x86_64.cc: Likewise.
2803
83e17bd5
CC		 28042010-12-09 Cary Coutant <ccoutant@google.com>
2805
2806 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2807 stack.
2808 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2809 parameter; change all callers.
2810 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2811 * options.h (warn_execstack): New option.
2812
017257f8
DK		 28132010-12-07 Doug Kwan <dougkwan@google.com>
2814
2815 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2816 like function call relocations.
2817
c20cbc06
ILT		 28182010-12-07 Ian Lance Taylor <iant@google.com>
2819
2820 * archive.cc (Archive::get_elf_object_for_member): Permit
2821 punconfigured to be NULL.
2822 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2823 (Archive::include_member): Pass NULL to get_elf_object_for_member
2824 if we searched for the archive and this is the first included
2825 object.
2826
4dbfafcc
ILT		 28272010-12-01 Ian Lance Taylor <iant@google.com>
2828
2829 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2830 track_relocs_type_ field.
2831 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2832 Set track_relocs_type_.
2833 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2834 contents when using RELA relocs.
2835 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2836 reloc_map_.
2837 * reloc.cc (Track_relocs::next_addend): New function.
2838 * reloc.h (class Track_relocs): Declare next_addend.
2839
e5e19edd
ILT		 28402010-12-01 Ian Lance Taylor <iant@google.com>
2841
2842 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2843 virtual destructor.
2844
9a5ce24c
ILT		 28452010-12-01 Ian Lance Taylor <iant@google.com>
2846
2847 * README: Update compilers known to work and fail.
2848
c7791212
NC		 28492010-11-23 Matthias Klose <doko@ubuntu.com>
2850
2851 * configure.in: For --enable-gold, handle value `default' instead of
2852 `both*'. Always install ld as ld.bfd, install as ld if gold is
2853 not the default.
2854 * configure: Regenerate.
2855
0ad220c9
DK		 28562010-11-18 Doug Kwan <dougkwan@google.com>
2857
2858 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2859 and right_alignment to be zero. Store result alignment only if it is
2860 greater than existing alignment.
2861
ab8056e0
CC		 28622010-11-16 Cary Coutant <ccoutant@google.com>
2863
2864 PR gold/12220
2865 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2866 Check for ".zdebug_line".
2867
fd064a5b
CC		 28682010-11-16 Doug Kwan <dougkwan@google.com>
2869 Cary Coutant <ccoutant@google.com>
2870
2871 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2872 by reference; adjust all callers.
2873 * output.cc (Output_segment::set_section_addresses): Adjust references
2874 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2875 list is empty.
2876 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2877 end at page boundary.
2878
6fc6ea19
CC		 28792010-11-16 Cary Coutant <ccoutant@google.com>
2880
2881 PR gold/12220
2882 * layout.cc (Layout::choose_output_section): Transform names of
2883 compressed sections even when using a script with a SECTIONS clause.
2884 (Layout::output_section_name): Remove code to transform
2885 compressed debug section names.
2886 * output.cc (Output_section::add_input_section): Use uncompressed
2887 section size when tracking input sections.
2888
95a2c8d6
RS		 28892010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2890
2891 * symtab.h (Symbol::NON_PIC_REF): Remove.
2892 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2893 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2894 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2895 (Symbol::use_plt_offset): Take a flags argument and pass it
2896 directly to needs_dynamic_reloc. Restrict check for undefined
2897 weak symbols to function calls.
2898 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2899 (Target_arm::Scan::global): Use it.
2900 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2901 (Target_arm::Relocate::relocate): Likewise.
2902 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2903 parameter with an r_type parameter. Use get_reference_flags
2904 to get the flags.
2905 (Target_arm::Relocate::relocate): Update accordingly.
2906 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2907 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2908 (Target_i386::Scan::global): Likewise.
2909 (Target_i386::Relocate::relocate): Likewise.
2910 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2911 parameter with an r_type parameter. Use get_reference_flags
2912 to get the flags.
2913 (Target_i386::Relocate::relocate): Update accordingly.
2914 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2915 (Target_powerpc::Scan::global): Use it.
2916 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2917 (Target_powerpc::Relocate::relocate): Likewise.
2918 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2919 (Target_sparc::Scan::global): Use it.
2920 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2921 (Target_sparc::Relocate::relocate): Likewise.
2922 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2923 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2924 (Target_x86_64::Scan::global): Likewise.
2925 (Target_x86_64::Relocate::relocate): Likewise.
2926
f625ae50
DK		 29272010-11-08 Doug Kwan <dougkwan@google.com>
2928 Cary Coutant <ccoutant@google.com>
2929
2930 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2931 (Arm_exidx_merge_section::section_contents_): New data member.
2932 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2933 (Arm_input_section::~Arm_input_section): De-allocate memory.
2934 (Arm_input_section::original_contents_): New data member.
2935 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2936 in parameters instead of calling Object::section_contents without
2937 locking.
2938 (Arm_output_section::group_section): New parameter TASK. Pass it
2939 to callees that need locking objects.
2940 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2941 to lock EXIDX input sections. Fix a formatting issue. Call
2942 Arm_exidx_merged_section::build_contents to create merged section
2943 contents.
2944 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2945 to lock object of stub table owner.
2946 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2947 TEXT_SIZE to initialize data member TEXT_SIZE_.
2948 (Arm_exidx_input_section::addralign): Fix typo in comment.
2949 (Arm_exidx_input_section::text_size): New method.
2950 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2951 that require locking objects. Lock objects before scanning for stubs
2952 and updating local symbols.
2953 (Arm_input_section<big_endian>::init): Copy contents of original
2954 input section.
2955 (Arm_input_section<big_endian>::do_write): Use saved contents of
2956 original input section instead of calling Object::section_contents
2957 without locking.
2958 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2959 size without calling Object::section_size().
2960 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2961 for size. Allocate a buffer for merged EXIDX entries.
2962 (Arm_exidx_merged_section::build_contents): New method.
2963 (Arm_exidx_merged_section::do_write): Move merge section contents
2964 building code to Arm_exidx_merged_section::build_contetns. Write
2965 out contetns in buffer instead of building it on the fly.
2966 (Arm_relobj::make_exidx_input_section): Also pass text section size
2967 to Arm_exidx_input_section constructor.
2968 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2969 (Arm_dynobj::do_read_symbols): Fix memory leak.
2970 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2971 * target.h: (class Task): Add forward declaration.
2972 (Target::relax): Add new parameter TASK and pass it to
2973 Target::do_relax().
2974 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2975
5f9bcf58
CC		 29762010-11-05 Cary Coutant <ccoutant@google.com>
2977
2978 PR gold/10708
2979 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2980 object when reading from the file.
2981 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2982 second layout pass.
2983 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2984 when reading section contents.
2985 (get_section_contents): Likewise.
2986 (icf::find_identical_sections): Likewise.
2987 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2988 object when reading from the file.
2989 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2990 the object when doing deferred section layout.
2991
e597fa08
NC		 29922010-11-03 Nick Clifton <nickc@redhat.com>
2993
2994 PR gold/12001
2995 * script.h (class Symbol_assignment: name): New member. Returns
2996 the name of the symbol.
2997 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2998 Returns true if the given symbol name is on the list of
2999 assignments wating to be processed.
3000 * archive.cc (should_incldue_member): If the symbol is undefined,
3001 check to see if it is on the list of symbols pending assignment.
3002
3f9a3278
ILT		 30032010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3004
3005 * script-sections.cc (Script_sections::find_memory_region): Check
3006 for a NULL output section pointer.
3007
d06fb4d1
DK		 30082010-10-29 Doug Kwan <dougkwan@google.com>
3009
3010 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3011 Output_section::add_relaxed_input_section.
3012 * output.cc (Output_section::add_relaxed_input_section): Add new
3013 arguments LAYOUT and NAME. Set section order index.
3014 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3015 Copy section order index.
3016 * output.h (Output_section::add_relaxed_input_section): Add new
3017 arguments LAYOUT and NAME.
3018
90e24de5
ILT		 30192010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3020
3021 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3022 NATIVE_OR_CROSS_LINKER.
3023 * testsuite/Makefile.in: Regenerate.
3024
c9484ea5
DK		 30252010-10-20 Doug Kwan <dougkwan@google.com>
3026
3027 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3028 without SHF_LINK_ORDER flags.
3029 * layout.cc (Layout::choose_output_section): Do not filter
3030 SHF_LINK_ORDER flag in a relocatable link.
3031
5bc2f5be
CC		 30322010-10-17 Cary Coutant <ccoutant@google.com>
3033
3034 * output.h (Output_segment::set_section_addresses): Change function
3035 signature. Update all callers.
3036 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3037 sections.
3038 (Output_segment::set_section_addresses): Align after last TLS
3039 section. Add padding before last relro section instead of after.
3040
0c91cf04
DK		 30412010-10-17 Doug Kwan <dougkwan@google.com>
3042
3043 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3044 GOT output section to be writable.
3045
8c21d9d3
CC		 30462010-10-14 Cary Coutant <ccoutant@google.com>
3047
3048 * debug.h (DEBUG_INCREMENTAL): New flag.
3049 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3050 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3051 mode.
3052 * incremental.cc (report_command_line): Ignore all forms of
3053 --incremental.
3054 * layout.cc (Layout::Layout): Check parameters for incremental link
3055 mode.
3056 * options.cc (General_options::parse_incremental): New function.
3057 (General_options::parse_no_incremental): New function.
3058 (General_options::parse_incremental_full): New function.
3059 (General_options::parse_incremental_update): New function.
3060 (General_options::incremental_mode_): New data member.
3061 (General_options::finalize): Check incremental_mode_.
3062 * options.h (General_options): Update help text for --incremental.
3063 Add --no-incremental, --incremental-full, --incremental-update.
3064 (General_options::Incremental_mode): New enum type.
3065 (General_options::incremental_mode): New function.
3066 (General_options::incremental_mode_): New data member.
3067 * parameters.cc (Parameters::incremental_mode_): New data member.
3068 (Parameters::set_options): Set incremental_mode_.
3069 (Parameters::set_incremental_full): New function.
3070 (Parameters::incremental): New function.
3071 (Parameters::incremental_update): New function.
3072 (set_parameters_incremental_full): New function.
3073 * parameters.h (Parameters::set_incremental_full): New function.
3074 (Parameters::incremental): New function.
3075 (Parameters::incremental_update): New function.
3076 (Parameters::incremental_mode_): New data member.
3077 (set_parameters_incremental_full): New function.
3078 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3079 incremental link mode.
3080 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3081 (Sized_relobj::do_relocate_sections): Likewise.
3082 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3083 option.
3084 * testsuite/Makefile.in: Regenerate.
3085 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3086
bb32aa18 30872010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3088
3089 * script-sections.h (class Script_sections): Make
3090 Sections_elements typedef public.
3091 * script-sections.cc (class Sort_output_sections): Add elements_
3092 field. Add constructor which sets it; change all callers.
3093 (Sort_output_sections::is_before): New function.
3094 (Sort_output_sections::operator()): Call is_before.
3095 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3096 conditional.
3097 * testsuite/script_test_10.sh: New test. Test script section
3098 order.
3099 * testsuite/script_test_10.t: Likewise.
3100 * testsuite/script_test_10.s: Likewise.
3101 * testsuite/Makefile.am: Wrap the cross linker tests and the
3102 common tests into NATIVE_OR_CROSS_LINKER.
3103 (check_SCRIPTS): Add script_test_10.sh.
3104 (check_DATA): Add script_test_10.stdout.
3105 (script_test_10.o, script_test_10): New targets.
3106 (script_test_10.stdout): New target.
3107 * configure, testsuite/Makefile.in: Regenerate.
3108
3cef7179
ILT		 31092010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3110
3111 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3112 error for the deprecated relocations.
3113 (Target_arm::Scan::global): Likewise.
3114 (Target_arm::Relocate::relocate): Likewise.
3115
7411e9a8
RS		 31162010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3117
3118 * fileread.cc (Input_file::find_file): Initialize *found_name
3119 and *namep when using the fallback search for case 4.
3120
6a9da32a
CC		 31212010-10-11 Cary Coutant <ccoutant@google.com>
3122
3123 * options.h (class General_options): Redefine -z lazy as an alias for
3124 the negation of -z now.
3125
ac897c20
ILT		 31262010-10-11 Ian Lance Taylor <iant@google.com>
3127
3128 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3129 binding.
3130
ea5cae92
NC		 31312010-10-06 Nick Clifton <nickc@redhat.com>
3132
3133 * script-sections.cc(class Memory_region): Remove
3134 current_lma_offset_ field. Rename current_vma_offset_ to
3135 current_offset_. Add last_section_ field.
3136 (Memory_region::get_current_vma_address): Rename to
3137 get_current_address.
3138 (Memory_region::get_current_lma_address): Delete.
3139 (Memory_region::increment_vma_offset): Rename to
3140 increment_offset.
3141 (Memory_region::increment_lma_offset): Delete.
3142 (Memory_region::attributes_compatible): New method. Returns
3143 true if the provided section is compatible with the region.
3144 (Memory_region::get_last_section): New method. Returns the last
3145 section to use the region.
3146 (Memory_region::set_last_section): New method. Stores the last
3147 section to use the region.
3148 (Script_sections::block_in_region): New method. Returns true if
3149 a block of memory is contained within a region.
3150 (Script_sections::find_memory_region): New method. Locates a
3151 memory region to be used to set a VMA or LMA address.
3152 (Output_section_definition::set_section_addresses): Add code to
3153 check for addresses set by memory regions.
3154 (Output_segment::set_section_addresses): Remove memory region
3155 walking code.
3156 (Script_sections::create_segment): Add a warning if a header
3157 segment is created outside of any region.
3158 * script-sections.h (class Script_sections): Add prototypes for
3159 find_memory_region and block_in_region methods.
3160 * testsuite/memory_test.s: Use .long instead of .word.
3161 * testsuite/memory_test.t: Add some more output sections.
3162 * testsuite/memory_test.sh: Update expected output.
3163
a9bfd952
DK		 31642010-10-02 Doug Kwan <dougkwan@google.com>
3165
3166 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3167 defintion to symtab.h
3168 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3169 declaration to defintion.
3170
bacff3ab
NC		 31712010-10-01 Nick Clifton <nickc@redhat.com>
3172
3173 * expression.cc (eval): Replace dummy argument with NULL.
3174 (eval_maybe_dot): Check for a NULL result section pointer.
3175 (Symbol_expression::value): Likewise.
3176 (Dot_expression::value): Likewise.
3177 (BINARY_EXPRESSION): Likewise.
3178 (Max_expression::value): Likewise.
3179 (Min_expression::value): Likewise.
3180 (Absolute_expression::value): Likewise.
3181 (Addr_expression::value_from_output_section): Likewise.
3182 (Loaddddr_expression::value_from_output_section): Likewise.
3183 (Segment_start_expression::value): Likewise.
3184 * script-sections.cc
3185 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3186 argument with NULL.
3187 (Sections_elememt_dot_assignment::set_section_addresses):
3188 Likewise.
3189 (Output_data_expression::do_write_to_buffer): Likewise.
3190 (Output_section_definition::finalize_symbols): Likewise.
3191 (Output_section_definition::set_section_addresses): Likewise.
3192
f81bc8b5
DK		 31932010-09-30 Doug Kwan <dougkwan@google.com>
3194
3195 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3196
c95e9f27
ST		 31972010-09-28 Sriraman Tallam <tmsriram@google.com>
3198
3199 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3200 function.
c95e9f27
ST		 3201 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3202 virtual function.
3203 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3204 virtual function.
3205 * icf.cc (get_section_contents): Inline merge sections only when
3206 target allows it.
3207
3cac54d2
RW		 32082010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3209
3210 * configure: Regenerate.
3211
2904037a
ILT		 32122010-09-17 Ian Lance Taylor <iant@google.com>
3213
3214 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3215 * testsuite/Makefile.am (memory_test.o): New target.
3216 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3217 memory_test.t.
3218 * testsuite/Makefile.in: Rebuild.
2904037a 3219
bca7fb63
DK		 32202010-09-17 Doug Kwan <dougkwan@google.com>
3221
3222 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3223 defintion if relocation uses GOT entries of the symbol.
3224 * testsuite/icf_safe_test.sh: Fix test.
3225 * testsuite/icf_safe_so_test.sh: Fix test.
3226
4ef28648
CC		 32272010-09-16 Cary Coutant <ccoutant@google.com>
3228
3229 * script_sections.cc (class Memory_region): Remove "NULL" from
3230 vector initializations.
3231
793990de
CC		 32322010-09-15 Cary Coutant <ccoutant@google.com>
3233
3234 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3235 Resolve forwarding symbols.
3236
81e015e2
DK		 32372010-09-15 Doug Kwan <dougkwan@google.com>
3238
3239 * gold/testsuite/script_test_3.t: Add ARM special sections.
3240 * gold/testsuite/script_test_4.t: Same.
3241 * gold/testsuite/script_test_5.t: Same.
3242 * gold/testsuite/script_test_6.t: Same.
3243 * gold/testsuite/script_test_7.t: Same.
3244 * gold/testsuite/script_test_7.t: Same.
3245 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3246
36171d64
CC		 32472010-09-14 Cary Coutant <ccoutant@google.com>
3248
3249 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3250 (Target_x86_64::Relocate::relocate_tls): Replace check for
3251 saw_tls_block_reloc_ with test for executable section.
3252
d89051bd
CC		 32532010-09-12 Cary Coutant <ccoutant@google.com>
3254
3255 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3256 position-independent executables to shared libraries need dynamic
3257 relocations.
3258 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3259 position-independent executables.
3260 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3261 * testsuite/Makefile.in: Regenerate.
3262
fca41f0f
NC		 32632010-09-10 Nick Clifton <nickc@redhat.com>
3264
3265 PR gold/11997
3266 * testsuite/memory_test.t: Discard any sections that are not
3267 needed.
3268
6695e4b3
L		 32692010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3270
3271 PR gold/11996
3272 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3273 "This::" to work around a bug in gcc 4.2.
3274
3275 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3276
0f72bf6f
RÁE		 32772010-09-09 Rafael Espindola <espindola@google.com>
3278
3279 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3280 sections with different PF_X flags in the same segment.
3281 (Layout::find_first_load_seg): Search all segments to find the first
3282 one.
3283 * options.h (rosegment): New.
3284
32852010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3286
05a79166 3287 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3288
aa98ff75
DK		 32892010-09-08 Doug Kwan <dougkwan@google.com>
3290
3291 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3292 (Arm_relobj::do_relocate_sections): Add new parameter for output
3293 file to match the parent.
3294 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3295 of local symbols instead of input values. Update code to track
3296 changes in gold::relocate_section.
3297 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3298 (Sized_relobj::compute_final_local_value_internal): New methods.
3299 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3300 body into private version of Sized_relobj::compute_final_local_value.
3301 Call the inline method.
3302 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3303 merged symbol value if there is one.
3304 (Symbol_value::has_output_value): New method defintiion.
3305 (Sized_relobj::Compute_final_local_value_status): New enum type.
3306 (Sized_relobj::compute_final_local_value): New methods.
3307 (Sized_relobj::compute_final_local_value_internal): New methods.
3308 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3309 and arm_cortex_a8.sh.
3310 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3311 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3312 New tests.
3313 * Makefile.in: Regenerate.
3314 * testsuite/arm_bl_out_of_range.s: Update test.
3315 * testsuite/thumb_bl_out_of_range.s: Ditto.
3316 * testsuite/thumb_blx_out_of_range.s: Ditto.
3317 * testsuite/arm_branch_out_of_range.sh: New file.
3318 * testsuite/arm_cortex_a8.sh: Ditto.
3319 * testsuite/arm_cortex_a8_b.s: Ditto.
3320 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3321 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3322 * testsuite/arm_cortex_a8_bl.s: Ditto.
3323 * testsuite/arm_cortex_a8_blx.s: Ditto.
3324 * testsuite/arm_cortex_a8_local.s: Ditto.
3325 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3326 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3327
05a79166
L		 33282010-09-08 Rafael Espindola <espindola@google.com>
3329
3330 * Makefile.am (memory_test.stdout): Run readelf with -W.
3331 * Makefile.in: Regenerate.
3332 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3333 64 bit output.
3334
33dbc701
RÁE		 33352010-09-08 Rafael Espindola <espindola@google.com>
3336
3337 * script-sections.cc (Script_sections::add_memory_region): Convert
3338 field precision to int.
3339 * script.cc (script_set_section_region, script_set_section_region):
3340 Convert field precision to int.
3341
731ca54a
RÁE		 33422010-09-08 Rafael Espindola <espindola@google.com>
3343
3344 * arm.cc (do_finalize_sections): Create the __exidx_start and
3345 __exdix_end symbols even when the section is missing.
3346
7f8cd844
NC		 33472010-09-08 Nick Clifton <nickc@redhat.com>
3348
3349 * README: Remove claim that MEMORY is not supported.
3350 * expression.cc (script_exp_function_origin)
3351 (script_exp_function_length): Move from here to ...
3352 * script.cc: ... here.
3353 (script_set_section_region, script_add_memory)
3354 (script_parse_memory_attr, script_include_directive): New
3355 functions.
3356 * script-sections.cc
3357 (class Memory_region): New class.
3358 (class Output_section_definition): Add set_memory_region,
3359 set_section_vma, set_section_lma and get_section_name methods.
3360 (class Script_Sections): Add add_memory_region,
3361 find_memory_region, find_memory_region_origin,
3362 find_memory_region_length and set_memory_region methods.
3363 Have set_section_addresses method walk the list of set memory
3364 regions.
3365 Extend the print methos to display memory regions.
3366 * script-sections.h: Add prototypes for new methods.
3367 Add enum for MEMORY region attributes.
3368 * yyscript.y: Add support for parsing MEMORY regions.
3369 * script-c.h: Add prototypes for new functions.
3370 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/memory_test.sh: New script.
3373 * testsuite/memory_test.s: New assembler source file.
3374 * testsuite/memory_test.t: New linker script.
3375
a4649286
DK		 33762010-08-27 Doug Kwan <dougkwan@google.com>
3377
3378 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3379 reference override an existing dynamic weak reference.
3380 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3381 * testsuite/Makefile.in: Regenerate.
3382 * testsuite/dyn_weak_ref.sh: New file.
3383 * testsuite/dyn_weak_ref_1.c: Ditto.
3384 * testsuite/dyn_weak_ref_2.c: Ditto.
3385
b56648ad
ILT		 33862010-08-27 Ian Lance Taylor <iant@google.com>
3387
3388 * incremental.h (class Incremental_input_entry): Add virtual
3389 destructor.
3390
809313cb
ILT		 33912010-08-27 Ian Lance Taylor <iant@google.com>
3392
3393 * testsuite/start_lib_test_3.c: Mark t3 as used.
3394
11e32464
NC		 33952010-08-27 Nick Clifton <nickc@redhat.com>
3396
3397 * options.cc (version_script): Fix small typo in previous
3398 whitespace tidyup.
3399
ca09d69a
NC		 34002010-08-25 Nick Clifton <nickc@redhat.com>
3401
3402 * archive.cc: Formatting fixes: Remove whitespace between
3403 typename and following asterisk. Remove whitespace between
3404 function name and opening parenthesis.
3405 * archive.h: Likewise.
3406 * arm.cc: Likewise.
3407 * attributes.cc: Likewise.
3408 * attributes.h: Likewise.
3409 * common.cc: Likewise.
3410 * copy-relocs.cc: Likewise.
3411 * dirsearch.h: Likewise.
3412 * dynobj.cc: Likewise.
3413 * ehframe.cc: Likewise.
3414 * ehframe.h: Likewise.
3415 * expression.cc: Likewise.
3416 * fileread.cc: Likewise.
3417 * fileread.h: Likewise.
3418 * gc.h: Likewise.
3419 * gold-threads.cc: Likewise.
3420 * gold.cc: Likewise.
3421 * i386.cc: Likewise.
3422 * icf.h: Likewise.
3423 * incremental-dump.cc: Likewise.
3424 * incremental.cc: Likewise.
3425 * layout.cc: Likewise.
3426 * layout.h: Likewise.
3427 * main.cc: Likewise.
3428 * merge.cc: Likewise.
3429 * merge.h: Likewise.
3430 * object.cc: Likewise.
3431 * object.h: Likewise.
3432 * options.cc: Likewise.
3433 * options.h: Likewise.
3434 * output.cc: Likewise.
3435 * output.h: Likewise.
3436 * plugin.cc: Likewise.
3437 * plugin.h: Likewise.
3438 * powerpc.cc: Likewise.
3439 * reloc.cc: Likewise.
3440 * script-c.h: Likewise.
3441 * script-sections.cc: Likewise.
3442 * script.cc: Likewise.
3443 * stringpool.cc: Likewise.
3444 * symtab.cc: Likewise.
3445 * symtab.h: Likewise.
3446 * target.cc: Likewise.
3447 * timer.cc: Likewise.
3448 * timer.h: Likewise.
3449 * version.cc: Likewise.
3450 * x86_64.cc: Likewise.
3451
b8fa8750
NC		 34522010-08-24 Nick Clifton <nickc@redhat.com>
3453
3454 PR 11899
3455 * layout.cc (segment_precedes): Sort segments by their physical
3456 addresses, if they have been set.
3457
9919d93b
CC		 34582010-08-23 Cary Coutant <ccoutant@google.com>
3459
3460 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3461 symbols data.
3462 (Lib_group::include_member): Unlock object after deleting its
3463 symbols data.
3464 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3465 the bug fixed here.
3466
97b4be1c
CC		 34672010-08-19 Neil Vachharajani <nvachhar@google.com>
3468 Cary Coutant <ccoutant@google.com>
3469
3470 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3471 constructor, and set_blocker.
3472 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3473 readsyms_blocker_.
3474 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3475 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3476 * testsuite/Makefile.am (start_lib_test): New test case.
3477 * testsuite/Makefile.in: Regenerate.
3478 * testsuite/start_lib_test_main.c: New file.
3479 * testsuite/start_lib_test_1.c: New file.
3480 * testsuite/start_lib_test_2.c: New file.
3481 * testsuite/start_lib_test_3.c: New file.
3482
dd0b1884
ILT		 34832010-08-19 Ian Lance Taylor <iant@google.com>
3484
3485 * Makefile.in: Rebuild with automake 1.11.1.
3486 * aclocal.m4: Likewise.
3487 * testsuite/Makefile.in: Likewise.
3488
7223e9ca
ILT		 34892010-08-19 Ian Lance Taylor <iant@google.com>
3490
3491 PR 10893
3492 * i386.cc (class Output_data_plt_i386): Update declarations.
3493 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3494 local_ifuncs_ fields.
3495 (Target_i386::do_plt_section_for_global): New function.
3496 (Target_i386::do_plt_section_for_local): New function.
3497 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3498 parameter; change all callers. Initialize global_ifuncs_ and
3499 local_ifuncs_. If doing a static link define __rel_iplt_start and
3500 __rel_iplt_end.
3501 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3502 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3503 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3504 symbols.
3505 (Target_i386::make_plt_section): New function, broken out of
3506 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3507 (Target_i386::make_plt_entry): Call make_plt_section.
3508 (Target_i386::make_local_ifunc_plt_entry): New function.
3509 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3510 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3511 R_386_IRELATIVE to switch.
3512 (Target_i386::Scan::global): Likewise.
3513 (Target_i386::Relocate::relocate): Likewise.
3514 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3515 switch.
3516 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3517 (Target_x86_64::do_plt_section_for_global): New function.
3518 (Target_x86_64::do_plt_section_for_local): New function.
3519 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3520 parameter; change all callers. If doing a static link define
3521 __rela_iplt_start and __rela_iplt_end.
3522 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3523 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3524 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3525 to point to .plt.
3526 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3527 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3528 switch.
3529 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3530 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3531 R_X86_64_IRELATIVE to switch.
3532 (Target_x86_64::Scan::global): Likewise.
3533 (Target_x86_64::Relocate::relocate): Likewise.
3534 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3535 switch.
3536 * target.h (class Target): Add plt_section_for_global and
3537 plt_section_for_local functions. Add do_plt_section_for_global
3538 and do_plt_section_for_local virtual functions.
3539 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3540 clarifying comments.
3541 (Symbol::use_plt_offset): Handle IFUNC symbol.
3542 * object.cc (Sized_relobj::Sized_relobj): Initialize
3543 local_plt_offsets_.
3544 (Sized_relobj::local_has_plt_offset): New function.
3545 (Sized_relobj::local_plt_offset): New function.
3546 (Sized_relobj::set_local_plt_offset): New function.
3547 (Sized_relobj::do_count): Handle IFUNC symbol.
3548 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3549 a bit away from input_shndx_ field. Add set_is_func_symbol and
3550 is_ifunc_symbol functions.
3551 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3552 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3553 local_plt_offsets_ field.
3554 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3555 * output.h (class Output_section_data): Add non-const
3556 output_section function.
3557 (class Output_data_got): Update declarations.
3558 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3559 Add use_plt_offset parameter to global and local constructors.
3560 Change all callers. Change local_sym_index_ field to 31 bits.
3561 Change GSYM_CODE and CONSTANT_CODE accordingly.
3562 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3563 doing a static link don't set sh_link field.
3564 (Output_data_got::Got_entry::write): Use PLT offset if
3565 appropriate.
3566 (Output_data_got::add_global_plt): New function.
3567 (Output_data_got::add_local_plt): New function.
3568 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3569 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3570 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3571 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3572 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3573 IFUNC conditional.
3574 * testsuite/ifunc-sel.h: New file.
3575 * testsuite/ifuncmain1.c: New file.
3576 * testsuite/ifuncmain1vis.c: New file.
3577 * testsuite/ifuncmod1.c: New file.
3578 * testsuite/ifuncdep2.c: New file.
3579 * testsuite/ifuncmain2.c: New file.
3580 * testsuite/ifuncmain3.c: New file.
3581 * testsuite/ifuncmod3.c: New file.
3582 * testsuite/ifuncmain4.c: New file.
3583 * testsuite/ifuncmain5.c: New file.
3584 * testsuite/ifuncmod5.c: New file.
3585 * testsuite/ifuncmain6pie.c: New file.
3586 * testsuite/ifuncmod6.c: New file.
3587 * testsuite/ifuncmain7.c: New file.
3588 * configure, testsuite/Makefile.in: Rebuild.
3589
56f75c03
ILT		 35902010-08-18 Ian Lance Taylor <iant@google.com>
3591
3592 * incremental.cc
3593 (Output_section_incremental_inputs::write_input_files): Add cast
3594 to avoid signed/unsigned comparison warning.
3595 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3596
55455f89
CC		 35972010-08-12 Cary Coutant <ccoutant@google.com>
3598
3599 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3600
e2054bcb
ILT		 36012010-08-13 Ian Lance Taylor <iant@google.com>
3602
3603 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3604
74f67560
DK		 36052010-08-12 Cary Coutant <ccoutant@google.com>
3606 Doug Kwan <dougkwan@google.com>
3607
3608 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3609 defintion overrides non-weak undef, remember that the original undef
3610 is not weak.
3611 * symtab.cc (Symbol_table::sized_write_global): For undef without
3612 an original weak binding, set binding to global in output.
3613 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3614 * testsuite/Makefile.in: Regenerate.
3615 * testsuite/strong_ref_weak_def.sh: New file.
3616 * testsuite/strong_ref_weak_def_1.c: Ditto.
3617 * testsuite/strong_ref_weak_def_2.c: Ditto.
3618
d1238d12
CC		 36192010-08-12 Cary Coutant <ccoutant@google.com>
3620
3621 * testsuite/incremental_test.sh: Rewrite.
3622 * testsuite/incremental_test_1.c: Rewrite.
3623 * testsuite/incremental_test_2.c: Rewrite.
3624
0e70b911
CC		 36252010-08-12 Cary Coutant <ccoutant@google.com>
3626
3627 * arm.cc (Target_arm::got_size): Add const.
3628 (Target_arm::got_entry_count): New function.
3629 (Target_arm::plt_entry_count): New function.
3630 (Target_arm::first_plt_entry_offset): New function.
3631 (Target_arm::plt_entry_size): New function.
3632 (Output_data_plt_arm::entry_count): New function.
3633 (Output_data_plt_arm::first_plt_entry_offset): New function.
3634 (Output_data_plt_arm::get_plt_entry_size): New function.
3635 * i386.cc (Target_i386::got_size): Add const.
3636 (Target_i386::got_entry_count): New function.
3637 (Target_i386::plt_entry_count): New function.
3638 (Target_i386::first_plt_entry_offset): New function.
3639 (Target_i386::plt_entry_size): New function.
3640 (Output_data_plt_i386::entry_count): New function.
3641 (Output_data_plt_i386::first_plt_entry_offset): New function.
3642 (Output_data_plt_i386::get_plt_entry_size): New function.
3643 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3644 find_incremental_inputs_sections. Dump incremental_got_plt section.
3645 * incremental.cc: Include target.h.
3646 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3647 parameter. Adjust all callers. Find incremental_got_plt section.
3648 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3649 section.
3650 (Output_section_incremental_inputs::set_final_data_size): Calculate
3651 size of incremental_got_plt section.
3652 (Output_section_incremental_inputs::do_write): Write the
3653 incremental_got_plt section.
3654 (Got_plt_view_info): New struct.
3655 (Local_got_offset_visitor): New class.
3656 (Global_got_offset_visitor): New class.
3657 (Global_symbol_visitor_got_plt): New class.
3658 (Output_section_incremental_inputs::write_got_plt): New function.
3659 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3660 Add parameter. Adjust all callers.
3661 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3662 (Incremental_inputs::got_plt_section): New function.
3663 (Incremental_inputs::got_plt_section_): New data member.
3664 (Incremental_got_plt_reader): New class.
3665 * layout.cc (Layout::create_incremental_info_sections): Add the
3666 incremental_got_plt section.
3667 * object.h (Got_offset_list::get_list): New function.
3668 (Got offset_list::for_all_got_offsets): New function.
3669 (Sized_relobj::local_got_offset_list): New function.
3670 * powerpc.cc (Target_powerpc::got_size): Add const.
3671 (Target_powerpc::got_entry_count): New function.
3672 (Target_powerpc::plt_entry_count): New function.
3673 (Target_powerpc::first_plt_entry_offset): New function.
3674 (Target_powerpc::plt_entry_size): New function.
3675 (Output_data_plt_powerpc::entry_count): New function.
3676 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3677 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3678 * sparc.cc (Target_sparc::got_size): Add const.
3679 (Target_sparc::got_entry_count): New function.
3680 (Target_sparc::plt_entry_count): New function.
3681 (Target_sparc::first_plt_entry_offset): New function.
3682 (Target_sparc::plt_entry_size): New function.
3683 (Output_data_plt_sparc::entry_count): New function.
3684 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3685 (Output_data_plt_sparc::get_plt_entry_size): New function.
3686 * symtab.h (Symbol::got_offset_list): New function.
3687 (Symbol_table::for_all_symbols): New function.
3688 * target.h (Sized_target::got_entry_count): New function.
3689 (Sized_target::plt_entry_count): New function.
3690 (Sized_target::plt_entry_size): New function.
3691 * x86_64.cc (Target_x86_64::got_size): Add const.
3692 (Target_x86_64::got_entry_count): New function.
3693 (Target_x86_64::plt_entry_count): New function.
3694 (Target_x86_64::first_plt_entry_offset): New function.
3695 (Target_x86_64::plt_entry_size): New function.
3696 (Output_data_plt_x86_64::entry_count): New function.
3697 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3698 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3699
09ec0418
CC		 37002010-08-12 Cary Coutant <ccoutant@google.com>
3701
3702 * archive.cc: Include incremental.h.
3703 (Archive::Archive): Initialize incremental_info_.
3704 (Archive::include_member): Record archive members in incremental info.
3705 (Add_archive_symbols::run): Record begin and end of an archive in
3706 incremental info.
3707 (Lib_group::include_member): Record objects in incremental info.
3708 * archive.h (Incremental_archive_entry): Forward declaration.
3709 (Archive::set_incremental_info): New member function.
3710 (Archive::incremental_info): New member function.
3711 (Archive::Unused_symbol_iterator): New class.
3712 (Archive::unused_symbols_begin): New member function.
3713 (Archive::unused_symbols_end): New member function.
3714 (Archive::incremental_info_): New data member.
3715 * incremental-dump.cc (find_input_containing_global): New function.
3716 (dump_incremental_inputs): Dump new incremental info sections.
3717 * incremental.cc: Include symtab.h.
3718 (Output_section_incremental_inputs): New class.
3719 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3720 new incremental info sections.
3721 (Sized_incremental_binary::do_check_inputs): Likewise.
3722 (Incremental_inputs::report_archive): Remove.
3723 (Incremental_inputs::report_archive_begin): New function.
3724 (Incremental_inputs::report_archive_end): New function.
3725 (Incremental_inputs::report_object): New function.
3726 (Incremental_inputs::finalize_inputs): Remove.
3727 (Incremental_inputs::report_input_section): New function.
3728 (Incremental_inputs::report_script): Rewrite.
3729 (Incremental_inputs::finalize): Do nothing but finalize string table.
3730 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3731 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3732 (Incremental_inputs::create_data_sections): New function.
3733 (Incremental_inputs::relocs_entsize): New function.
3734 (Output_section_incremental_inputs::set_final_data_size): New function.
3735 (Output_section_incremental_inputs::do_write): New function.
3736 (Output_section_incremental_inputs::write_header): New function.
3737 (Output_section_incremental_inputs::write_input_files): New function.
3738 (Output_section_incremental_inputs::write_info_blocks): New function.
3739 (Output_section_incremental_inputs::write_symtab): New function.
3740 * incremental.h (Incremental_script_entry): Forward declaration.
3741 (Incremental_object_entry): Forward declaration.
3742 (Incremental_archive_entry): Forward declaration.
3743 (Incremental_inputs): Forward declaration.
3744 (Incremental_inputs_header_data): Remove.
3745 (Incremental_inputs_header): Remove.
3746 (Incremental_inputs_header_write): Remove.
3747 (Incremental_inputs_entry_data): Remove.
3748 (Incremental_inputs_entry): Remove.
3749 (Incremental_inputs_entry_write): Remove.
3750 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3751 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3752 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3753 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3754 Likewise.
3755 (Incremental_input_entry): New class.
3756 (Incremental_script_entry): New class.
3757 (Incremental_object_entry): New class.
3758 (Incremental_archive_entry): New class.
3759 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3760 (Incremental_inputs::report_inputs): Remove.
3761 (Incremental_inputs::report_archive): Remove.
3762 (Incremental_inputs::report_archive_begin): New function.
3763 (Incremental_inputs::report_archive_end): New function.
3764 (Incremental_inputs::report_object): Change prototype.
3765 (Incremental_inputs::report_input_section): New function.
3766 (Incremental_inputs::report_script): Change prototype.
3767 (Incremental_inputs::get_reloc_count): New function.
3768 (Incremental_inputs::set_reloc_count): New function.
3769 (Incremental_inputs::create_data_sections): New function.
3770 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3771 (Incremental_inputs::inputs_section): New function.
3772 (Incremental_inputs::symtab_section): New function.
3773 (Incremental_inputs::relocs_section): New function.
3774 (Incremental_inputs::get_stringpool): Add const.
3775 (Incremental_inputs::command_line): Add const.
3776 (Incremental_inputs::inputs): Remove.
3777 (Incremental_inputs::command_line_key): New function.
3778 (Incremental_inputs::input_file_count): New function.
3779 (Incremental_inputs::input_files): New function.
3780 (Incremental_inputs::relocs_entsize): New function.
3781 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3782 (Incremental_inputs::finalize_inputs): Remove.
3783 (Incremental_inputs::Input_info): Remove.
3784 (Incremental_inputs::lock_): Remove.
3785 (Incremental_inputs::inputs_): Change type.
3786 (Incremental_inputs::inputs_map_): Remove.
3787 (Incremental_inputs::current_object_entry_): New data member.
3788 (Incremental_inputs::inputs_section_): New data member.
3789 (Incremental_inputs::symtab_section_): New data member.
3790 (Incremental_inputs::relocs_section_): New data member.
3791 (Incremental_inputs::reloc_count_): New data member.
3792 (Incremental_inputs_reader): New class.
3793 (Incremental_symtab_reader): New class.
3794 (Incremental_relocs_reader): New class.
3795 * layout.cc (Layout::finalize): Move finalization of incremental info
3796 and creation of incremental info sections to follow finalization of
3797 symbol table. Set offsets for postprocessing sections.
3798 (Layout::create_incremental_info_sections): Call
3799 Incremental_inputs::create_data_sections. Add incremental symtab
3800 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3801 sections to layout after input sections.
3802 * layout.h (struct Timespec): Forward declaration.
3803 (Layout::incremental_inputs): Add const.
3804 (Layout::create_incremental_info_sections): Add parameter.
3805 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3806 * object.cc: Include incremental.h.
3807 (Relobj::finalize_incremental_relocs): New function.
3808 (Sized_relobj::do_layout): Record input sections in incremental info.
3809 * object.h (Object::output_section): New function.
3810 (Object::output_section_offset): Moved from Relobj.
3811 (Object::get_incremental_reloc_base): New function.
3812 (Object::get_incremental_reloc_count): New function.
3813 (Object::do_output_section): New function.
3814 (Object::do_output_section_offset): Moved from Relobj.
3815 (Object::do_get_incremental_reloc_base): New function.
3816 (Object::do_get_incremental_reloc_count): New function.
3817 (Object::Object): Initialize new data members.
3818 (Relobj::output_section): Renamed do_output_section and moved to
3819 protected.
3820 (Relobj::output_section_offset): Moved to Object.
3821 (Relobj::do_get_incremental_reloc_base): New function.
3822 (Relobj::do_get_incremental_reloc_count): New function.
3823 (Relobj::allocate_incremental_reloc_counts): New function.
3824 (Relobj::count_incremental_reloc): New function.
3825 (Relobj::finalize_incremental_relocs): New function.
3826 (Relobj::next_incremental_reloc_index): New function.
3827 (Relobj::reloc_counts_): New data member.
3828 (Relobj::reloc_bases_): New data member.
3829 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3830 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3831 (Sized_relobj::incremental_relocs_scan): New function.
3832 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3833 (Sized_relobj::incremental_relocs_write): New function.
3834 (Sized_relobj::incremental_relocs_write_reltype): New function.
3835 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3836 incremental link.
3837 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3838 archives and object files elsewhere.
3839 (Add_symbols::run): Report object files here.
3840 (Finish_group::run): Report end of archive at end of group.
3841 * reloc.cc: Include layout.h, incremental.h.
3842 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3843 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3844 (Sized_relobj::incremental_relocs_scan): New function.
3845 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3846 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3847 (Sized_relobj::incremental_relocs_write): New function.
3848 (Sized_relobj::incremental_relocs_write_reltype): New function.
3849 * script.cc (read_input_script): Rewrite test for incremental link.
3850 Change call to Incremental_inputs::report_script.
3851 * symtab.h (Symbol_table::first_global_index): New function.
3852 (Symbol_table::output_count): New function.
3853
ce0d1972
DK		 38542010-08-12 Doug Kwan <dougkwan@google.com>
3855
3856 * arm.cc (Target_arm::merge_object_attributes): Check command line
3857 options --no-wchar-size-warning and --no-enum-size-warning.
3858 * options.h (General_options): Add ld-compatible options
3859 --no-enum-size-warning and --no-wchar-size-warning.
3860
6e5710ce
ILT		 38612010-08-04 Ian Lance Taylor <iant@google.com>
3862
3863 * x86_64.cc (Target_x86_64::Scan::local): Use
3864 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3865 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3866 (Target_x86_64::Scan::global): Likewise.
3867 (Target_x86_64::Relocate::relocate): Likewise.
3868 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3869 Likewise.
3870
fef830db
CC		 38712010-08-03 Cary Coutant <ccoutant@google.com>
3872
3873 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3874 to reserve space in merged_strings vector. Keep total input size
3875 for stats.
3876 (Output_merge_string::do_print_merge_stats): Print total input size.
3877 * merge.h (Output_merge_string): Add input_size_ field.
3878 * stringpool.cc (Stringpool_template::string_length): Move
3879 implementations out of Stringpool_template class and place in
3880 stringpool.h.
3881 * stringpool.h (string_length): Move out of Stringpool_template.
3882
1e3811b0
ILT		 38832010-08-03 Ian Lance Taylor <iant@google.com>
3884
3885 PR 11712
3886 * layout.cc (relaxation_loop_body): If address of load segment is
3887 set, adjust address to include headers if possible.
3888
7af0c620
ILT		 38892010-08-03 Ian Lance Taylor <iant@google.com>
3890
3891 * version.cc (version_string): Bump to 1.10.
3892
22f0da72
ILT		 38932010-08-03 Ian Lance Taylor <iant@google.com>
3894
3895 PR 11805
3896 * layout.h (enum Output_section_order): Define.
3897 (class Layout): Update declarations.
3898 * layout.cc (Layout::get_output_section): Add order parameter.
3899 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3900 is_first_non_relro parameters. Change all callers.
3901 (Layout::choose_output_section): Likewise.
3902 (Layout::add_output_section_data): Likewise.
3903 (Layout::make_output_section): Likewise. Set order.
3904 (Layout::default_section_order): New function.
3905 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3906 * output.cc (Output_section::Output_section): Initialize order_.
3907 Don't initialize deleted fields.
3908 (Output_segment::Output_segment): Don't initialize deleted
3909 fields.
3910 (Output_segment::add_output_section_to_load): New function
3911 replacing add_output_section. Change all callers to call this or
3912 add_output_section_to_nonload.
3913 (Output_segment::add_output_section_to_nonload): New function.
3914 (Output_segment::remove_output_section): Rewrite.
3915 (Output_segment::add_initial_output_data): Likewise.
3916 (Output_segment::has_any_data_sections): Likewise.
3917 (Output_segment::is_first_section_relro): Likewise.
3918 (Output_segment::maximum_alignment): Likewise.
3919 (Output_segment::has_dynamic_reloc): New function replacing
3920 dynamic_reloc_count. Change all callers.
3921 (Output_segment::has_dynamic_reloc_list): New function replacing
3922 dynamic_reloc_count_list. Change all callers.
3923 (Output_segment::set_section_addresses): Rewrite.
3924 (Output_segment::set_offset): Rewrite.
3925 (Output_segment::find_first_and_last_list): Remove.
3926 (Output_segment::set_tls_offsets): Rewrite.
3927 (Output_segment::first_section_load_address): Likewise.
3928 (Output_segment::output_section_count): Likewise.
3929 (Output_segment::section_with_lowest_load_address): Likewise.
3930 (Output_segment::write_section_headers): Likewise.
3931 (Output_segment::print_sections_to_map): Likewise.
3932 * output.h (class Output_data): Remove dynamic_reloc_count_
3933 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3934 (Output_data::add_dynamic_reloc): Rewrite.
3935 (Output_data::has_dynamic_reloc): New function.
3936 (Output_data::dynamic_reloc_count): Remove.
3937 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3938 is_last_relro_, is_first_non_relro_, is_interp_,
3939 is_dynamic_linker_section_ fields. Add order and set_order
3940 functions. Remove is_relro_local, set_is_relro_local,
3941 is_last_relro, set_is_last_relro, is_first_non_relro,
3942 set_is_first_non_relro functions, is_interp, set_is_interp,
3943 is_dynamic_linker_section, and set_is_dynamic_linker_section
3944 functions.
3945 (class Output_segment): Change Output_data_list from std::list to
3946 std:;vector. Add output_lists_ field. Remove output_data_ and
3947 output_bss_ fields. Update declarations.
3948
3ff2ccb0
ILT		 39492010-08-02 Ian Lance Taylor <iant@google.com>
3950
3951 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3952 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3953 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3954
88a4108b
ILT		 39552010-08-02 Ian Lance Taylor <iant@google.com>
3956
3957 PR 11855
3958 * script.cc (Script_options::Script_options): Initialize
3959 symbol_definitions_ and symbol_references_.
3960 (Script_options::add_symbol_assignment): Update
3961 symbol_definitions_ and symbol_references_.
3962 (Script_options::add_symbol_reference): New function.
3963 (script_symbol): New function.
3964 * script.h (class Script_options): Add symbol_definitions_ and
3965 symbol_references_ fields.
3966 (Script_options::referenced_const_iterator): New type.
3967 (Script_options::referenced_begin): New function.
3968 (Script_options::referenced_end): New function.
3969 (Script_options::is_referenced): New function.
3970 (Script_options::any_unreferenced): New function.
3971 * script-c.h (script_symbol): Declare.
3972 * yyscript.y (exp): Call script_symbol.
3973 * symtab.cc: Include "script.h".
3974 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3975 Change all callers. Check symbols referenced by scripts.
3976 (Symbol_table::add_undefined_symbols_from_command_line): Add
3977 layout parameter. Change all callers.
3978 (Symbol_table::do_add_undefined_symbols_from_command_line):
3979 Likewise. Break out loop body. Check symbols referenced by
3980 scripts.
3981 (Symbol_table::add_undefined_symbol_from_command_line): New
3982 function broken out of
3983 do_add_undefined_symbols_from_command_line.
3984 * symtab.h (class Symbol_table): Update declarations.
3985 * archive.cc: Include "layout.h".
3986 (Archive::should_include_member): Add layout parameter. Change
3987 all callers. Check for symbol mentioned in expression.
3988 * archive.h (class Archive): Update declaration.
3989 * object.cc (Sized_relobj::do_should_include_member): Add layout
3990 parameter.
3991 * object.h (Object::should_include_member): Add layout parameter.
3992 Change all callers.
3993 (Object::do_should_include_member): Add layout parameter.
3994 (class Sized_relobj): Update declaration.
3995 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3996 parameter.
3997 * dynobj.h (class Sized_dynobj): Update declaration.
3998 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3999 layout parameter.
4000 * plugin.h (class Sized_pluginobj): Update declaration.
4001
5f1ab67a
ILT		 40022010-08-02 Ian Lance Taylor <iant@google.com>
4003
4004 PR 11866
4005 * output.cc (Output_segment::set_offset): Search for the first and
4006 last sections rather than assuming that the list is in order.
4007 (Output_segment::find_first_and_last_list): New function.
4008 * output.h (class Output_segment): Update declarations.
4009 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4010 (relro_strip_test_SOURCES): New variable.
4011 (relro_strip_test_DEPENDENCIES): New variable.
4012 (relro_strip_test_LDFLAGS): New variable.
4013 (relro_strip_test_LDADD): New variable.
4014 (relro_strip_test.so): New target.
4015
a8df5856
ILT		 40162010-08-02 Ian Lance Taylor <iant@google.com>
4017
4018 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4019 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4020 (Target_i386::got_tlsdesc_section): New function.
4021 (Target_i386::got_section): Create space for GOT entries for
4022 TLSDESC relocations.
4023 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4024 R_386_TLS_GOTDESC.
4025 (Target_i386::Scan::global): Likewise.
4026 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4027 using TLSDESC GOT.
4028 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4029 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4030 (Target_x86_64::got_tlsdesc_section): New function.
4031 (Target_x86_64::got_section): Create space for GOT entries for
4032 TLSDESC relocations.
4033 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4034 R_386_TLS_GOTDESC.
4035 (Target_x86_64::Scan::global): Likewise.
4036 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4037 using TLSDESC GOT.
4038
0c10a0a6
ILT		 40392010-08-02 Ian Lance Taylor <iant@google.com>
4040
4041 * testsuite/final_layout.sh: Use dc to convert from hex to
4042 decimal.
4043
41cbeecc
ST		 40442010-07-29 Sriraman Tallam <tmsriram@google.com>
4045
4046 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4047 paramter to the call to gold::gc_process_relocs.
4048 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4049 paramter to the call to gold::gc_process_relocs.
4050 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4051 parameter to the call to gold::gc_process_relocs.
4052 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4053 template parameter to the call to gold::gc_process_relocs.
4054 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4055 paramter to the call to gold::gc_process_relocs.
4056 * gc.h (get_embedded_addend_size): New function.
4057 (gc_process_relocs): Save the size of the reloc for use by ICF.
4058 * icf.cc (get_section_contents): Get the addend from the text section
4059 for SHT_REL relocation sections.
4060 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4061 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4062 * int_encoding.h (read_from_pointer): New overloaded function.
4063 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4064 * testsuite/icf_sht_rel_addend_test.sh: New file.
4065 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4066 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4067
6ea55b82
RW		 40682010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4069
4070 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4071 * Makefile.in: Regenerate.
4072 * testsuite/Makefile.in: Regenerate.
4073
9691462b
ILT		 40742010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4075
4076 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4077 * gold/testsuite/debug_msg.cc: Likewise.
4078 * gold/testsuite/odr_violation1.cc
4079 * gold/testsuite/odr_violation2.cc
4080
76897331
CC		 40812010-07-21 Cary Coutant <ccoutant@google.com>
4082
4083 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4084 string, and length fields.
4085 (Output_merge_string::Merged_strings_list): New type.
4086 (Output_merge_string::Merged_strings_lists): New typedef.
4087 (Output_merge_string): Replace merged_strings_ with
4088 merged_strings_lists_.
4089 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4090 Merged_strings_list per input object and section. Don't store pointer
4091 to the string. Don't store length with each merged string entry.
4092 (Output_merge_string::finalize_merged_data): Loop over list of merged
4093 strings lists. Recompute length of each merged string.
4094
78384e8f
CC		 40952010-07-15 Cary Coutant <ccoutant@google.com>
4096
4097 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4098 here.
4099
783659f9
ILT		 41002010-07-14 Ian Lance Taylor <iant@google.com>
4101
4102 * descriptors.cc (Descriptors::open): Report correct name in error
4103 message.
4104
131687b4
DK		 41052010-07-13 Doug Kwan <dougkwan@google.com>
4106
4107 * arm.cc (Arm_input_section::Arm_input_section): For a
4108 SHT_ARM_EXIDX section, always keeps the input sections.
4109 (Arm_input_section::set_exidx_section_link): New method.
4110 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4111 has_errors_ to false.
4112 (Arm_exidx_input_section::has_errors,
4113 Arm_exidx_input_section::set_has_errors): New methods.
4114 (Arm_exidx_input_section::has_errors_): New data member.
4115 (Arm_relobj::get_exidx_shndx_list): New method.
4116 (Arm_output_section::append_text_sections_to_list): Do not skip
4117 section without SHF_EXECINSTR.
4118 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4119 errors.
4120 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4121 section header. Make error messages more verbose. Check for
4122 a non-executable section linked to an EXIDX section.
4123 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4124 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4125 check that there is no deferred EXIDX section if we exit early.
4126 Instead of not making an EXIDX section in case of an error, make one
4127 and set the has_errors flag of it.
4128 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4129 in a relocatable link.
4130 (Target_arm::do_relax): Look for the EXIDX output section instead of
4131 assuming that it is called .ARM.exidx.
4132 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4133 section list. Do not check for SHF_EXECINSTR section flags but
4134 skip any input section with errors.
4135 * output.cc (Output_section::Output_section): Initialize
4136 always_keeps_input_sections_ to false.
4137 (Output_section::add_input_section): Check for
4138 always_keeps_input_sections_.
4139 * output.h (Output_section::always_keeps_input_sections,
4140 Output_section::set_always_keeps_input_sections): New methods.
4141 (Output_section::always_keeps_input_sections): New data member.
4142
69517287
RÁE		 41432010-07-13 Rafael Espindola <espindola@google.com>
4144
4145 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4146 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4147
82742395
ILT		 41482010-07-13 Philip Herron <herron.philip@googlemail.com>
4149 Ian Lance Taylor <iant@google.com>
4150
4151 * output.h (Output_section_lookup_maps::add_merge_section):
4152 Correct check of whether value was inserted.
4153 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4154 (Output_section_lookup_maps::add_relaxed_input_section):
4155 Likewise.
4156 * arm.cc (Target_arm::got_section): Remove used local os.
4157 * i386.cc (Target_i386::got_section): Likewise.
4158 * x86_64.cc (Target_x86_64::got_section): Likewise.
4159 * sparc.cc (Target_sparc::got_section): Likewise.
4160 (Target_sparc::relocate): Remove unused local have_got_offset.
4161 * powerpc.cc (Target_powerpc::relocate): Likewise.
4162
f2d707b5
ILT		 41632010-07-13 Ian Lance Taylor <iant@google.com>
4164
241531d6
ILT		 4165 * compressed_output.cc (zlib_decompress): Fix signature in
4166 !HAVE_ZLIB_H case.
4167
f2d707b5
ILT		 4168 * archive.cc (Archive::include_member): Unlock an external member
4169 of a thin archive. Don't bother to delete an object we know is
4170 NULL.
4171
a2e47362
CC		 41722010-07-12 Cary Coutant <ccoutant@google.com>
4173
4174 * compressed_output.cc (zlib_decompress): New function.
4175 (get_uncompressed_size): New function.
4176 (decompress_input_section): New function.
4177 * compressed_output.h (get_uncompressed_size): New function.
4178 (decompress_input_section): New function.
4179 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4180 Handle compressed debug sections.
4181 * layout.cc (is_compressed_debug_section): New function.
4182 (Layout::output_section_name): Map compressed section names to
4183 canonical names.
4184 * layout.h (is_compressed_debug_section): New function.
4185 (is_debug_info_section): Recognize compressed debug sections.
4186 * merge.cc: Include compressed_output.h.
4187 (Output_merge_data::do_add_input_section): Handle compressed
4188 debug sections.
4189 (Output_merge_string::do_add_input_section): Handle compressed
4190 debug sections.
4191 * object.cc: Include compressed_output.h.
4192 (Sized_relobj::Sized_relobj): Initialize new data members.
4193 (build_compressed_section_map): New function.
4194 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4195 * object.h (Object::section_is_compressed): New method.
4196 (Object::do_section_is_compressed): New method.
4197 (Sized_relobj::Compressed_section_map): New type.
4198 (Sized_relobj::do_section_is_compressed): New method.
4199 (Sized_relobj::compressed_sections_): New data member.
4200 * output.cc (Output_section::add_input_section): Handle compressed
4201 debug sections.
4202 * reloc.cc: Include compressed_output.h.
4203 (Sized_relobj::write_sections): Handle compressed debug sections.
4204
ce279a62
CC		 42052010-07-08 Cary Coutant <ccoutant@google.com>
4206
4207 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4208 weak when resolving to a dynamic def.
4209 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4210 for weak undef/dynamic def cases. Adjust callers.
4211 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4212 undef_binding_weak_.
4213 (Symbol_table::sized_write_globals): Adjust symbol binding.
4214 (Symbol_table::sized_write_symbol): Add binding parameter.
4215 * symtab.h (Symbol::set_undef_binding): New method.
4216 (Symbol::is_undef_binding_weak): New method.
4217 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4218 (Symbol_table::should_override): Add new parameter.
4219 (Symbol_table::sized_write_symbol): Add new parameter.
4220
4221 * testsuite/weak_undef_file1.cc: Add new test case.
4222 * testsuite/weak_undef_file2.cc: Fix header comment.
4223 * testsuite/weak_undef_test.cc: Add new test case.
4224
b2286c10
DK		 42252010-06-29 Doug Kwan <dougkwan@google.com>
4226
4227 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4228 Initialize USE_SYMBOL_.
4229 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4230 definition.
4231 (Arm_reloc_property::uses_symbol_): New data member declaration.
4232 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4233 uses symbol value and symbol is undefined but not weakly undefined.
4234
4802450a
RÁE		 42352010-06-28 Rafael Espindola <espindola@google.com>
4236
4237 * plugin.cc (Plugin::load): Use dlerror.
4238
e5ca47ba
ILT		 42392010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4240
4241 * symtab.cc (detect_odr_violations): When reporting an ODR
4242 violation, report an object where the symbol is defined.
4243
8a75a161
DK		 42442010-06-25 Doug Kwan <dougkwan@google.com>
4245
4246 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4247 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4248 definition.
4249 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4250 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4251 target hook to detect function points.
4252 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4253 * icf.h (Icf::check_section_for_function_pointers): Change type of
4254 parameter SECTION_NAME to const reference to std::string. Use
4255 target hook to determine if section may have unsafe pointers.
4256 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4257 method definition.
4258
42218b9f
RÁE		 42592010-06-21 Rafael Espindola <espindola@google.com>
4260
4261 * fileread.cc (Input_file::find_fie): New
4262 (Input_file::open): Use Input_file::find_fie.
4263 * fileread.h (Input_file::find_fie): New
4264 * plugin.cc (set_extra_library_path): New.
4265 (Plugin::load): Add set_extra_library_path to the transfer vector.
4266 (Plugin_manager::set_extra_library_path): New.
4267 (Plugin_manager::add_input_file): Use the extra search path if set.
4268 (set_extra_library_path(): New.
4269 * plugin.h (Plugin_manager): Add set_extra_library_path and
4270 extra_search_path_.
4271
a0506cca
CC		 42722010-06-19 Cary Coutant <ccoutant@google.com>
4273
4274 * layout.cc (gdb_sections): Add .debug_types.
4275 (lines_only_debug_sections): Likewise.
4276
6508b958
RÁE		 42772010-06-18 Rafael Espindola <espindola@google.com>
4278
4279 * plugin.cc (add_input_file,add_input_library)
4280 (Plugin_manager::add_input_file): Make filename arguments const.
4281 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4282 const.
4283
3e235302
DK		 42842010-06-16 Doug Kwan <dougkwan@google.com>
4285
4286 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4287 .ARM.attributes section if we have not merged any input
4288 attributes sections.
4289
106e8a6c
DK		 42902010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4291
4292 * arm.cc: Allow combining objects with no EABI version
4293 information.
4294
91ff43fe
RÁE		 42952010-06-15 Rafael Espindola <espindola@google.com>
4296
4297 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4298
68ed838c
ILT		 42992010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4300
4301 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4302 (struct iovec): Correct !HAVE_READV definition.
4303
f3a2388f
CC		 43042010-06-10 Cary Coutant <ccoutant@google.com>
4305
4306 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4307 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4308 reloc sections.
4309 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4310
4311 PR 11683
4312 * symtab.h (Symbol::is_placeholder): New member function.
4313 * target-reloc.h (relocate_section): Check for placeholder symbols.
4314
4315 * testsuite/Makefile.am (plugin_test_8): New test.
4316 (plugin_test_9): New test.
4317 * testsuite/Makefile.in: Regenerate.
4318
e1df38aa
NC		 43192010-06-09 Nick Clifton <nickc@redhat.com>
4320
4321 * yyscript.y (input_list_element): Allow strings prefixed with
4322 the '-' character. Treat these as libraries.
4323 * script.cc (script_add_library): New function. Adds a library
4324 specified by "-l<name>" found in an input script.
4325 * script-c.h: Add prototype for script_add_library.
4326
25bbe950
DK		 43272010-06-07 Doug Kwan <dougkwan@google.com>
4328
4329 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4330 Restrict stub-group size to be within long conditional branch
4331 range when working around cortex-A8 erratum.
4332
0f32ea4c
ILT		 43332010-06-07 Damien Diederen <dd@crosstwine.com>
4334
4335 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4336 #ifdef typo.
4337
8fe2a369
ST		 43382010-06-03 Sriraman Tallam <tmsriram@google.com>
4339
4340 PR gold/11658
4341 * output.cc
4342 (Output_section::Input_section_sort_entry::compare_section_ordering):
4343 Change to return non-zero correctly.
4344 (Output_section::Input_section_sort_section_order_index_compare
4345 ::operator()): Change to fix ambiguity in comparisons.
4346
6e9ba2ca
ST		 43472010-06-01 Sriraman Tallam <tmsriram@google.com>
4348
4349 * gold.h (is_wildcard_string): New function.
4350 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4351 (Layout::layout_eh_frame): Ditto.
4352 (Layout::find_section_order_index): New method.
4353 (Layout::read_layout_from_file): New method.
4354 * layout.h (Layout::find_section_order_index): New method.
4355 (Layout::read_layout_from_file): New method.
4356 (Layout::input_section_position_): New private member.
4357 (Layout::input_section_glob_): New private member.
4358 * main.cc (main): Call read_layout_from_file here.
4359 * options.h (--section-ordering-file): New option.
4360 * output.cc (Output_section::input_section_order_specified_): New
4361 member.
4362 (Output_section::Output_section): Initialize new member.
4363 (Output_section::add_input_section): Add new parameter.
4364 Keep input sections when --section-ordering-file is used.
4365 (Output_section::set_final_data_size): Sort input sections when
4366 section ordering file is specified.
4367 (Output_section::Input_section_sort_entry): Add new parameter.
4368 Check sorting type.
4369 (Output_section::Input_section_sort_entry::compare_section_ordering):
4370 New method.
4371 (Output_section::Input_section_sort_compare::operator()): Change to
4372 consider section_order_index.
4373 (Output_section::Input_section_sort_init_fini_compare::operator()):
4374 Change to consider section_order_index.
4375 (Output_section::Input_section_sort_section_order_index_compare
4376 ::operator()): New method.
4377 (Output_section::sort_attached_input_sections): Change to sort
4378 according to section order when specified.
e1df38aa
NC		 4379 (Output_section::add_input_section<32, true>): Add new parameter.
4380 (Output_section::add_input_section<64, true>): Add new parameter.
4381 (Output_section::add_input_section<32, false>): Add new parameter.
4382 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4383 * output.h (Output_section::add_input_section): Add new parameter.
4384 (Output_section::input_section_order_specified): New
4385 method.
4386 (Output_section::set_input_section_order_specified): New method.
4387 (Input_section::Input_section): Initialize section_order_index_.
4388 (Input_section::section_order_index): New method.
4389 (Input_section::set_section_order_index): New method.
4390 (Input_section::section_order_index_): New member.
4391 (Input_section::Input_section_sort_section_order_index_compare): New
4392 struct.
4393 (Output_section::input_section_order_specified_): New member.
4394 * script-sections.cc (is_wildcard_string): Delete and move modified
4395 method to gold.h.
4396 (Output_section_element_input::Output_section_element_input): Modify
4397 call to is_wildcard_string.
4398 (Output_section_element_input::Input_section_pattern
4399 ::Input_section_pattern): Ditto.
4400 (Output_section_element_input::Output_section_element_input): Ditto.
4401 * testsuite/Makefile.am (final_layout): New test case.
4402 * testsuite/Makefile.in: Regenerate.
4403 * testsuite/final_layout.cc: New file.
4404 * testsuite/final_layout.sh: New file.
4405
3537c84b
RÁE		 44062010-06-01 Rafael Espindola <espindola@google.com>
4407
4408 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4409
105b6afd
RÁE		 44102010-06-01 Rafael Espindola <espindola@google.com>
4411
4412 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4413 visibility of symbols.
4414
29e11421
DK		 44152010-05-27 Doug Kwan <dougkwan@google.com>
4416
4417 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4418 from start of output section instead of address for a local symbol
4419 in a merged or relaxed section when doing a relocatable link.
4420
5e0f337e
RÁE		 44212010-05-26 Rafael Espindola <espindola@google.com>
4422
4423 PR 11604
4424 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4425 adding sections the garbage collector removed.
4426 * gold/testsuite/Makefile.am: Add test.
4427 * gold/testsuite/Makefile.in: Regenerate.
4428 * gold/testsuite/plugin_test_7.sh: New.
4429 * gold/testsuite/plugin_test_7_1.c: New.
4430 * gold/testsuite/plugin_test_7_2.c: New.
4431
f4187277
RÁE		 44322010-05-26 Rafael Espindola <espindola@google.com>
4433
4434 * script-sections.cc (Output_section_definition::set_section_addresses):
4435 Check for --section-start.
4436
5c388529
DK		 44372010-05-26 Doug Kwan <dougkwan@google.com>
4438
4439 * arm.cc (Arm_scan_relocatable_relocs): New class.
4440 (Target_arm::relocate_special_relocatable): New method.
4441 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4442 (Arm_relocate_functions::thumb_branch_common): Same.
4443 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4444 instead of Default_scan_relocatable_relocs.
4445 * target-reloc.h (relocate_for_relocatable): Let target handle
4446 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4447 * target.h (Sized_target::relocate_special_relocatable): New method.
4448
bca1c3ae
ILT		 44492010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4450
4451 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4452
0439c796
DK		 44532010-05-23 Doug Kwan <dougkwan@google.com>
4454
4455 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4456 instead of a cast.
4457 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4458 with a direct branch, not a conditional branch, to a stub.
4459 * merge.cc (Output_merge_base::record_input_section): New method
4460 defintion.
4461 (Output_merge_data::do_add_input_section): Record input section if
4462 keeps-input-sections flag is set.
4463 (Output_merge_string::do_add_input_section): Ditto.
4464 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4465 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4466 INPUT_SECTIONS_.
4467 (Output_merge_base::keeps_input_sections,
4468 Output_merge_base::set_keeps_input_sections,
4469 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4470 method definitions.
4471 (Output_merge_base::Input_sections): New type declaration.
4472 (Output_merge_base::input_sections_begin,
4473 Output_merge_base::input_sections_end,
4474 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4475 (Output_merge_base::bool keeps_input_sections_,
4476 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4477 Output_merge_base::input_sections_): New data members.
4478 (Output_merge_data::do_set_keeps_input_sections): New method
4479 defintion.
4480 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4481 * output.cc (Output_section::Input_section::relobj): Move method
4482 defintion from class declaration to here and handle merge sections.
4483 (Output_section::Input_section::shndx): Ditto.
4484 (Output_section::Output_section): Remove initializations of removed
4485 data members and initialize new data member LOOKUP_MAPS_.
4486 (Output_section::add_input_section): Set keeps-input-sections flag
4487 for a newly created merge output section as appropriate. Adjust code
4488 to use Output_section_lookup_maps class.
4489 (Output_section::add_relaxed_input_section): Adjst code for lookup
4490 maps code refactoring.
4491 (Output_section::add_merge_input_section): Add a new parameter
4492 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4493 class. If adding input section to a newly created merge output
4494 section fails, remove the new merge section.
4495 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4496 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4497 (Output_section::find_merge_section): Ditto.
4498 (Output_section::build_lookup_maps): New method defintion.
4499 (Output_section::find_relaxed_input_section): Adjust code to use
4500 Output_section_lookup_maps class.
4501 (Output_section::get_input_sections): Export merge sections. Adjust
4502 code to use Output_section_lookup_maps class.
4503 (Output_section:::add_script_input_section): Adjust code to use
4504 Output_section_lookup_maps class. Update lookup maps for merge
4505 sections also.
4506 (Output_section::discard_states): Use Output_section_lookup_maps.
4507 (Output_section::restore_states): Same.
4508 * output.h (Merge_section_properties): Move class defintion out of
4509 Output_section.
4510 (Output_section_lookup_maps): New class.
4511 (Output_section::Input_section::is_merge_section): New method
4512 defintion.
4513 (Output_section::Input_section::relobj): Move defintion out of class
4514 defintion. Declare method only.
4515 (Output_section::Input_section::shndx): Ditto.
4516 (Output_section::Input_section::output_merge_base): New method defintion.
4517 (Output_section::Input_section::u2_.pomb): New union field.
4518 (Output_section::Merge_section_by_properties_map,
4519 Output_section::Output_section_data_by_input_section_map,
4520 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4521 Remove types.
4522 (Output_section::add_merge_input_section): Add new parameter
4523 KEEPS_INPUT_SECTIONS.
4524 (Output_section::build_lookup_maps): New method declaration.
4525 (Output_section::merge_section_map_,
4526 Output_section::merge_section_by_properties_map_,
4527 Output_section::relaxed_input_section_map_,
4528 Output_section::is_relaxed_input_section_map_valid_): Remove data
4529 members.
4530 (Output_section::lookup_maps_): New data member.
4531
76295588
L		 45322010-05-21 Doug Kwan <dougkwan@google.com>
4533
4534 PR gold/11619
4535 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4536 avoid a compilation error.
4537
d103a984
RÁE		 45382010-05-19 Rafael Espindola <espindola@google.com>
4539
4540 * script-sections.cc (Output_section_definition::allocate_to_segment):
4541 Update the phdrs_list even when the output section is NULL.
4542 * testsuite/Makefile.am: Add test.
4543 * testsuite/Makefile.in: Regenerate.
4544 * testsuite/script_test_9.cc: New.
4545 * testsuite/script_test_9.sh: New.
4546 * testsuite/script_test_9.t: New.
4547
6625d24e
DK		 45482010-05-19 Doug Kwan <dougkwan@google.com>
4549
4550 * arm.cc (Arm_input_section::original_size): New method.
4551 (Arm_input_section::do_addralign): Add a cast.
4552 (Arm_input_section::do_output_offset): Remove static cast.
4553 (Arm_input_section::original_addralign,
4554 Arm_input_section::original_size_): Change type to uint32_t.
4555 (Arm_input_section::init): Add safe casts for section alignment
4556 and size.
4557 (Arm_input_section::set_final_data_size): Do not set address and
4558 offset of stub table.
4559 (Arm_output_section::fix_exidx_coverage): Change use of of
4560 Output_section::Simple_input_section to that of
4561 Output_section::Input_section.
4562 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4563 except for the first pass.
4564 * output.cc (Output_section::get_input_sections): Change type of
4565 input_sections to std::list<Input_section>.
4566 (Output_section::add_script_input_section): Rename from
4567 Output_section::add_simple_input_section. Change type of SIS
4568 parameter from Simple_input_section to Input_section.
4569 * output.h (Output_section::Simple_input_section): Remove class.
4570 (Output_section::Input_section): Change class visibility to public.
4571 (Output_section::Input_section::addralign): Use stored alignments
4572 for special input sections if set.
4573 (Output_section::Input_section::set_addralign): New method.
4574 (Output_section::get_input_sections): Change parameter type from
4575 list of Simple_input_section to list of Input_section.
4576 (Output_section::add_script_input_section): Rename from
4577 Output_section::add_simple_input_section. Change first parameter's
4578 type from Simple_input_section to Input_section and remove the
4579 second and third parameters.
4580 * script-sections.cc (Input_section::Input_section_list): Change
4581 type to list of Output_section::Input_section/
4582 (Input_section_info::Input_section_info): Change parameter type of
4583 INPUT_SECTION to Output_section::Input_section.
4584 (Input_section_info::input_section): Change return type.
4585 (Input_section_info::input_section_): Change type to
4586 Output_section::Input_section.
4587 (Output_section_element_input::set_section_addresses): Adjust code
4588 to use Output_section::Input_section instead of
4589 Output_section::Simple_input_section. Adjust code for renaming
4590 of Output_section::add_simple_input_section.
4591 (Orphan_output_section::set_section_addresses): Ditto.
4592
e1e82ea4
RW		 45932010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4594
4595 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4596 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4597
91e75c8a
RÁE		 45982010-05-18 Rafael Espindola <espindola@google.com>
4599
4600 * options.cc (General_options::finalize): Handle -nostdlib.
4601 * options.h (nostdlib): New option.
4602 * script.cc (script_add_search_dir): Handle -nostdlib.
4603
da59ad79
DK		 46042010-05-12 Doug Kwan <dougkwan@google.com>
4605
4606 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4607 attributes section only if there no attributes section after merging.
4608 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4609 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4610 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4611 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4612 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4613 and arm_attr_merge_7.stdout.
4614 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4615 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4616 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4617 arm_attr_merge_7b.o): New rules.
4618 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4619 arm_attr_merge_7
4620 * testsuite/Makefile.in: Regenerate.
4621 * testsuite/arm_attr_merge.sh: New file.
4622 * testsuite/arm_attr_merge_[67][ab].s: Same.
4623
3e01a7fd
NC		 46242010-05-05 Nick Clifton <nickc@redhat.com>
4625
4626 * po/es.po: Updated Spanish translation.
4627
7ad2014a
L		 46282010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4629
4630 * Makefile.am (install-exec-local): Properly install gold as
4631 default cross linker.
4632 * Makefile.in: Regenerated.
4633
4fda8867
NC		 46342010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4635 Nick Clifton <nickc@redhat.com>
4636
4637 * configure.ac (install_as_default): Define and set to false
4638 unless --enable-gold or --enable-gold=both/gold has been
4639 specified.
4640 * configure: Regenerate.
4641
4642 * Makefile.am (install-exec-local): Install the executable as
4643 'ld.gold'. If install_as_default is true then also install it as
4644 'ld'.
4645 * Makefile.in: Regenerated.
4646
bd288ea2
ILT		 46472010-04-24 Ian Lance Taylor <iant@google.com>
4648
4649 * layout.cc (Layout::layout_reloc): In relocatable link don't
4650 combine reloc sections for grouped sections.
4651
ef38fd8a
ST		 46522010-04-23 Sriraman Tallam <tmsriram@google.com>
4653
4654 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4655 sections that are not ordinary to icf.
4656 * icf.cc (get_section_contents): Handle relocation pointing to section
4657 with no object or shndx information.
4658 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4659 * testsuite/Makefile.in: Regenerate.
4660 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4661 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4662
f6973bdc
ILT		 46632010-04-22 Ian Lance Taylor <iant@google.com>
4664
4665 * expression.cc (Expression::Expression_eval_info): Add
4666 result_alignment_pointer field.
4667 (Expression::eval_with_dot): Add result_alignment_pointer
4668 parameter. Change all callers.
4669 (Expression::eval_maybe_dot): Likewise.
4670 (class Binary_expression): Add alignment_pointer parameter to
4671 left_value and right_value. Change all callers.
4672 (BINARY_EXPRESSION): Set result alignment.
4673 (class Trinary_expression): Add alignment_pointer parameter to
4674 arg2_value and arg3_value. Change all callers.
4675 (Trinary_cond::value): Set result alignment.
4676 (Max_expression::value, Min_expression::value): Likewise.
4677 (Align_expression::value): Likewise.
4678 * script-sections.cc (class Sections_element): Add dot_alignment
4679 parameter to set_section_addresses virtual function. Update
4680 instantiations.
4681 (class Output_section_element): Likewise.
4682 (Script_sections::create_segments): Add dot_alignment parameter.
4683 Change all callers.
4684 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4685 (Script_sections::set_phdrs_clause_addresses): Likewise.
4686 * script-sections.h: Update declarations.
4687 * script.h: Update declarations.
4688 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4689 min_p_align.
4690 * testsuite/script_test_3.t: Set large alignment.
4691 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4692 segment has expected alignment.
4693
9c9c98a5
NC		 46942010-04-22 Nick Clifton <nickc@redhat.com>
4695
4696 * po/gold.pot: Updated by the Translation project.
4697 * po/vi.po: Updated Vietnamese translation.
4698
2253bfba
L		 46992010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4700
4701 * testsuite/Makefile.am (check_PROGRAMS): Add
4702 icf_virtual_function_folding_test.
4703 * testsuite/Makefile.in: Regenerated.
4704
85fdf906
AH		 47052010-04-15 Andrew Haley <aph@redhat.com>
4706
4707 * options.h (merge_exidx_entries): New option.
4708 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4709 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4710 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4711 (Target_arm::merge_exidx_entries): New function.
4712 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4713 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4714 to Arm_exidx_fixup constructor.
4715 Add new arg, merge_exidx_entries.
4716 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4717 Arm_output_section::fix_exidx_coverage.
4718
ce97fa81
ST		 47192010-04-18 Sriraman Tallam <tmsriram@google.com>
4720
4721 * icf.cc (get_section_contents): Check for preemptible functions.
4722 Ignore addend when appropriate.
4723 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4724 section folded.
4725 (add_from_relobj): Check for section folded.
4726 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4727 * symtab.h (should_add_dynsym_entry): Add new parameter.
4728 * target-reloc.h (scan_relocs): Check for section folded.
4729 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4730 Check reloc types for function pointers in shared objects.
4731 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4732 case.
4733 (icf_preemptible_functions_test): New test case.
4734 (icf_string_merge_test): New test case.
4735 * testsuite.Makefile.in: Regenerate.
4736 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4737 bar_glob. Refactor code.
4738 * testsuite/icf_preemptible_functions_test.cc: New file.
4739 * testsuite/icf_preemptible_functions_test.sh: New file.
4740 * testsuite/icf_string_merge_test.cc: New file.
4741 * testsuite/icf_string_merge_test.sh: New file.
4742 * testsuite/icf_virtual_function_folding_test.cc: New file.
4743 * testsuite/icf_virtual_function_folding_test.sh: New file.
4744
04ceb17c
DK		 47452010-04-14 Doug Kwan <dougkwan@google.com>
4746
4747 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4748 for local symbol recounting if we remove a section due to ICF.
4749 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4750 there are no regular objects in input.
4751
153e7da4
DK		 47522010-04-13 Doug Kwan <dougkwan@google.com>
4753
4754 * arm.cc (Arm_input_section::set_final_data_size): Compute
4755 accurate final data size instead of using current data size.
4756
4dbd9faf
DK		 47572010-04-09 Doug Kwan <dougkwan@google.com>
4758
4759 * layout.cc (Layout::choose_output_section): Handle script section
4760 types.
4761 (Layout::make_output_section_for_script): Add section type parameter.
4762 Handle script section types.
4763 * layout.h (Layout::make_output_section_for_script): Add section
4764 type parameter.
4765 * output.cc (Output_section::Output_section): Initialize data member
4766 is_noload_.
4767 (Output_section::do_reset_address_and_file_offset): Do not set address
4768 to 0 if section is a NOLOAD section.
4769 * output.h (Output_section::is_noload): New method.
4770 (Output_section::set_is_noload): Ditto.
4771 (Output_section::is_noload_): New data member.
4772 * script-c.h (Script_section_type): New enum type.
4773 (struct Parser_output_section_header): Add new file section_type.
4774 * script-sections.cc (Sections_element::output_section_name): Add
4775 parameter for returning script section type.
4776 (Output_section_definition::output_section_name): Ditto.
4777 (Output_section_definition::section_type)P; New method.
4778 (Output_section_definiton::script_section_type_name): Ditto.
4779 (Output_section_definition::script_section_type_): New data member.
4780 (Output_section_definition::Output_section_definition): Initialize
4781 data member Output_section_definition::script_section_type_.
4782 (Output_section_definition::create_sections): Pass script section type
4783 to Layout::make_output_section_for_script.
4784 (Output_section_definition::output_section_name): Return script
4785 section type to caller.
4786 (Output_section_definition::set_section_address): Do not advance
4787 dot value and load address if section type is NOLOAD. Set address
4788 of NOLOAD sections regardless of section flags.
4789 (Output_section_definition::print): Print section type if it is
4790 not SCRIPT_SECTION_TYPE_NONE.
4791 (Output_section_definition::section_type): New method.
4792 (Output_section_definition::script_section_type_name): Ditto.
4793 (Script_sections::output_section_name): Add new parameter
4794 PSECTION_TYPE for returning script section type. Pass it to
4795 section elements. Handle discard sections.
4796 (Sort_output_sections::operator()): Handle NOLOAD sections.
4797 * script-sections.h (Script_sections::Section_type): New enum type.
4798 (Script_sections::output_section_name): Add a new parameter for
4799 returning script section type.
4800 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4801 INFO and NOLOAD.
4802 * yyscript.y (union): Add new field SECTION_TYPE.
4803 (COPY, DSECT, INFO, NOLOAD): New tokens.
4804 (opt_address_and_section_type): Change type to output_section_header.
4805 (section_type): New non-terminal
4806 (section_header): Handle section type.
2253bfba 4807 (opt_address_and_section_type): Return section type value.
4dbd9faf 4808
721ea635
L		 48092010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4810
4811 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4812 * testsuite/plugin_common_test_2.c (foo): Likewise.
4813
6bf924b0
DK		 48142010-04-08 Doug Kwan <dougkwan@google.com>
4815
4816 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4817 Output_merge_data.
4818 * output.cc (Output_section::add_merge_input_section): Simplify
4819 code and return status of Output_merge_base::add_input_section.
e1df38aa 4820 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4821 returns true.
4822
24af6f92
DK		 48232010-04-07 Doug Kwan <dougkwan@google.com>
4824
4825 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4826 if section is marked as containing instructions but has no mapping
4827 symbols.
4828 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4829 correct section index.
4830 (Arm_relobj::find_linked_text_section): Ditto.
4831
00698fc5
CC		 48322010-04-07 Cary Coutant <ccoutant@google.com>
4833
4834 * archive.cc (include_member): Destroy Read_symbols_data object before
4835 releasing file.
4836 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4837 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4838 (Read_symbols_data::~Read_symbols_data) New destructor.
4839 (Section_relocs::Section_relocs) New constructor.
4840 (Section_relocs::~Section_relocs) New destructor.
4841 (Read_relocs_data::Read_relocs_data) New constructor.
4842 (Read_relocs_data::~Read_relocs_data) New destructor.
4843 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4844 pointers to NULL after deleting.
4845
7296d933
DK		 48462010-04-07 Doug Kwan <dougkwan@google.com>
4847
4848 * arm.cc: Replace "endianity" with "endianness" in comments.
4849 (Arm_exidx_cantunwind): Ditto.
4850 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4851 (Arm_relobj::merge_flags_and_attributes): New method.
4852 (Arm_relobj::merge_flags_and_attributes_): New data member.
4853 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4854 (Arm_relobj::scan_sections_for_stubs): Ditto.
4855 (Arm_relobj::do_read_symbols): Check to see if we really want to
4856 merge processor-specific flags and attributes. Exit early if
4857 an object is empty except for section names and the undefined symbol.
4858 (Target_arm::do_finalize_sections): Move check for ELF format to
4859 Arm_relobj::do_read_symbols. Merge processor specific flags and
4860 attributes from a regular object only when we have determined that
4861 it is aapropriate. Do not create an .ARM.attributes section in
4862 output if there is no regular input object.
4863 (Target_arm::merge_processor_specific_flags): Check
4864 --warn-mismatch before printing any error.
4865 (Target_arm::merge_object_attributes): Ditto.
4866 * gold.cc (queue_middle_tasks): Handle the case in which there is
4867 no regular object in input.
4868 * options.cc (General_options::parse_EB): New method.
4869 (General_options::parse_EL): Same.
4870 (General_options::General_options): Initialize endianness_.
4871 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4872 New options.
4873 (General_options::Endianness): New enum.
4874 (General_options::endianness): New method.
4875 (General_options::endianness_): New data member.
4876 * parameters.cc (Parameters::set_options): Check target endianness.
4877 (Parameters::set_target_once): Ditto.
4878 (Parameters::check_target_endianness): New method.
4879 (parameters_force_valid_target): If either -EL or -EB is specified,
4880 use it to define endianness of default target.
4881 * parameters.h (Parameters::check_target_endianness): New method
4882 declaration.
4883 * target.h (class Target): Change "endianity" to "endianness"
4884 in comments.
4885
efc8d4f2
RW		 48862010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4887
4888 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4889 * configure: Regenerate.
4890 * Makefile.in: Regenerate.
4891 * testsuite/Makefile.in: Regenerate.
4892
be234d88
CC		 48932010-04-06 Cary Coutant <ccoutant@google.com>
4894
4895 gcc PR lto/42757
4896 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4897 prevailing definitions of common symbols.
4898 * testsuite/plugin_test_6.sh: New test case.
4899 * testsuite/plugin_common_test_1.c: New test case.
4900 * testsuite/plugin_common_test_2.c: New test case.
4901 * testsuite/Makefile.am (plugin_test_6): New test case.
4902 * testsuite/Makefile.in: Regenerate.
4903
bd32c6bd
NC		 49042010-04-06 Nick Clifton <nickc@redhat.com>
4905
4906 * po/vi.po: New Vietnamese translation.
4907
323c532f
DK		 49082010-03-30 Doug Kwan <dougkwan@google.com>
4909
4910 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4911
4fcd97eb
DK		 49122010-03-25 Doug Kwan <dougkwan@google.com>
4913
4914 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4915 to avoid a conversion warning on a 32-bit host.
4916
4ebf39db
ILT		 49172010-03-24 Ian Lance Taylor <iant@google.com>
4918
4919 * testsuite/script_test_3.t: Add a TLS segment.
4920 * testsuite/Makefile.am (check_PROGRAMS): Add
4921 tls_phdrs_script_test.
4922 (tls_phdrs_script_test_SOURCES): Define.
4923 (tls_phdrs_script_test_DEPENDENCIES): Define.
4924 (tls_phdrs_script_test_LDFLAGS): Define.
4925 (tls_phdrs_script_test_LDADD): Define.
4926 * testsuite/Makefile.in: Rebuild.
4927
4a599bdd
CC		 49282010-03-23 Cary Coutant <ccoutant@google.com>
4929
4930 * fileread.cc (find_or_make_view): Fix comment.
4931
6c93b22c
ILT		 49322010-03-23 Ian Lance Taylor <iant@google.com>
4933
4934 * script-sections.cc (class Orphan_section_placement): Define
4935 PLACE_TLS and PLACE_TLS_BSS.
4936 (Orphan_section_placement::Orphan_section_placement): Initialize
4937 new places.
4938 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4939 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4940 (tls_script_test_SOURCES): Define.
4941 (tls_script_test_DEPENDENCIES): Define.
4942 (tls_script_test_LDFLAGS): Define.
4943 (tls_script_test_LDADD): Define.
4944 * testsuite/Makefile.in: Rebuild.
4945
a2c7281b
DK		 49462010-03-22 Doug Kwan <dougkwan@google.com>
4947
4948 * arm.cc (Arm_relocate_functions::abs8,
4949 Arm_relocate_functions::abs16): Use correct check for overflow
4950 specified in the ARM ELF specs.
4951 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4952 target of a BLX instruction specially.
4953 (Reloc_stub::stub_type_for_reloc): Ditto.
4954 (Relocate::relocate): Use symbolic names instead of numeric relocation
4955 codes to report error.
4956 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4957 workaround.
4958 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4959 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4960 thumb2_blx_out_of_range.stdout
4961 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4962 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4963 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4964 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4965 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4966 thumb2_blx_in_range, thumb2_blx_in_range.o,
4967 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4968 thumb2_blx_out_of_range.o): New rules.
4969 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4970 thumb2_blx_in_range and thumb2_blx_out_of_range.
4971 * testsuite/Makefile.in: Regenerate.
4972 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4973 * testsuite/thumb_blx_in_range.s: New file.
4974 * testsuite/thumb_blx_out_of_range.s: New file.
4975
b0193076
RÁE		 49762010-03-22 Rafael Espindola <espindola@google.com>
4977
4978 * archive.cc (Should_include): Move to archive.h.
4979 (should_include_member): Make it a member of Archive.
4980 (Lib_group): New.
4981 (Add_lib_group_symbols): New.
4982 * archive.h: Include options.h.
4983 (Archive_member): Moved from Archive.
4984 (Should_include): Moved from archive.cc.
4985 (Lib_group): New.
4986 (Add_lib_group_symbols): New.
4987 * dynobj.cc (do_should_include_member): New.
4988 * dynobj.h (do_should_include_member): New.
4989 * gold.cc (queue_initial_tasks): Update call to queue.
4990 * main.cc (main): Print lib group stats.
4991 * object.cc (do_should_include_member): New.
4992 * object.h: Include archive.h.
4993 (Object::should_include_member): New.
4994 (Object::do_should_include_member): New.
4995 (Sized_relobj::do_should_include_member): New.
4996 * options.cc (General_options::parse_start_lib): New.
4997 (General_options::parse_end_lib): New.
4998 (Input_arguments::add_file): Handle lib groups.
4999 (Input_arguments::start_group): Check we are not in a lib.
5000 (Input_arguments::start_lib): New.
5001 (Input_arguments::end_lib): New.
5002 * options.h (General_options): Add start_lib and end_lib.
5003 (Input_argument::lib_): New.
5004 (Input_argument::lib): New.
5005 (Input_argument::is_lib): New.
5006 (Input_file_lib): New.
5007 (Input_arguments::in_lib_): New.
5008 (Input_arguments::in_lib): New.
5009 (Input_arguments::start_lib): New.
5010 (Input_arguments::end_lib_): New.
5011 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5012 in unused members as preempted.
5013 (Sized_pluginobj::do_should_include_member): New.
5014 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5015 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5016 return the blocker.
5017 (Read_symbols::do_whole_lib_group): New.
5018 (Read_symbols::do_lib_group): New.
5019 (Read_symbols::do_read_symbols): Handle lib groups.
5020 (Read_symbols::get_name): Handle lib groups.
5021 * readsyms.h (Read_symbols): Add an archive member pointer.
5022 (Read_symbols::do_whole_lib_group): New.
5023 (Read_symbols::do_lib_group): New.
5024 (Read_symbols::member_): New.
5025 * script.cc (read_input_script): Update call to queue_soon.
5026
d099120c
DK		 50272010-03-19 Doug Kwan <dougkwan@google.com>
5028
5029 * arm.cc (Stub_table::Stub_table): Initialize new data members
5030 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5031 (Stub_table::add_reloc_stub): Assign stub offset and update
5032 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5033 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5034 New data members.
5035 (Stub_table::update_data_size_and_addralign): Use
5036 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5037 instead of going over all reloc stubs.
5038 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5039 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5040 Stringpool_template::offset_ to size of Stringpool_char.
5041 (Stringpool_template::new_key_offset): Remove code to initialize
5042 Stringpool_template::offset_.
5043 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5044 Stringpool_template::offset_ to zero.
5045
1aa37384
DK		 50462010-03-15 Doug Kwan <dougkwan@google.com>
5047
5048 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5049 offset_.
5050 (Stringpool_template::new_key_offset): New method.
5051 (Stringpool_template::add_string): Assign offsets when adding new
5052 strings.
5053 (Stringpool_template::set_string_offsets): Do not set string offsets
5054 when not optimizing.
5055 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5056 member size_.
5057 (Chunked_vector::clear): Clear size_.
5058 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5059 (Chunked_vector::size): Return size_.
5060 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5061 (Chunked_vector::size_): New data member.
1aa37384
DK		 5062 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5063 (Stringpool_template::new_key_offset): New method declaration.
5064 (Stringpool_template::offset_): New data member.
5065
b672b057
RÁE		 50662010-03-15 Rafael Espindola <espindola@google.com>
5067
5068 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5069 Add_symbols' constructor.
5070 * readsyms.h (Add_symbols): Remove the input_group member.
5071
b6848d3c
ILT		 50722010-03-10 Ian Lance Taylor <iant@google.com>
5073
5074 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5075 target to ask whether a reference to a symbol requires a stack
5076 split.
5077 * target.h (Target::is_call_to_non_split): New function.
5078 (Target::do_is_call_to_non_split): Declare virtual function.
5079 * target.cc: Include "symtab.h".
5080 (Target::do_is_call_to_non_split): New function.
5081 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5082
a2a5469e
CC		 50832010-03-10 Cary Coutant <ccoutant@google.com>
5084
5085 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5086 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5087 (File_read::open[2]): Add whole_file_view_ to list of views.
5088 (File_read::make_view): Remove test of whole_file_view_.
5089 (File_read::find_or_make_view): Create whole_file_view_ if
5090 necessary.
5091 (File_read::clear_views): Replace bool parameter with enum;
5092 adjust all callers. Don't delete views with permanent data;
5093 do delete cached views and views from archives if
5094 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5095 if clearing the corresponding view.
5096 * fileread.h (File_read::Clear_views_mode): New enum.
5097 (File_read::View::is_permanent_view): New method.
5098 (File_read::clear_views): Replace bool parameter
5099 with enum; adjust all callers.
5100 * options.h (General_options): Change keep_files_mapped option;
5101 add map_whole_files.
5102 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5103 releasing the file.
5104 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5105 the file.
5106
8861f32b
DM		 51072010-03-10 David S. Miller <davem@davemloft.net>
5108
5109 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5110
d62d0f5f
ST		 51112010-03-09 Sriraman Tallam <tmsriram@google.com>
5112
5113 * icf.cc (get_section_contents): Add '@' marker after processing the
5114 merge reloc.
5115
9177756d
DK		 51162010-03-08 Doug Kwan <dougkwan@google.com>
5117
5118 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5119 due to a conversion warning.
5120 (Arm_relobj::update_output_local_symbol_count): Check for local
5121 symbol with unset output index.
5122
9e9e071b
ILT		 51232010-03-05 Ian Lance Taylor <iant@google.com>
5124
5125 * options.h (class General_options): Add --spare-dynamic-tags.
5126 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5127 --spare-dynamic-tags.
5128
a81ee015
ILT		 51292010-03-05 Ian Lance Taylor <iant@google.com>
5130
5131 * incremental.cc: Include "libiberty.h".
5132
44ec90b9
RO		 51332010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5134
5135 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5136 function, is_info_ member.
5137 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5138 (Versions::Versions): Update caller.
5139 (Versions::define_base_version): Likewise.
5140 (Versions::add_def): Likewise.
5141
0897ed3b
ST		 51422010-03-03 Sriraman Tallam <tmsriram@google.com>
5143
5144 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5145 (Scan::possible_function_pointer_reloc): New function.
5146 (Scan::local_reloc_may_be_function_pointer): Change to call
5147 possible_function_pointer_reloc.
5148 (Scan::global_reloc_may_be_function_pointer): Ditto.
5149 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5150 relocations in ".data.rel.ro._ZTV" section.
5151 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5152 * testsuite/icf_safe_so_test.cc: Ditto.
5153 * testsuite/icf_safe_test.cc: Ditto.
5154 * testsuite/icf_safe_test.sh: Ditto.
5155
d3bbad62
ILT		 51562010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5157 Ian Lance Taylor <iant@google.com>
5158
5159 * target-reloc.h (relocate_section): Check the symbol table index
5160 for -1U before setting the local symbol index.
5161 (scan_relocatable_relocs): If copying the relocation, record that
5162 the local symbol is required.
5163 * object.h (Symbol_value::is_output_symtab_index_set): New
5164 function.
5165 (Symbol_value::may_be_discarded_from_output_symtab): New
5166 function.
5167 (Symbol_value::has_output_symtab_entry): New function.
5168 (Symbol_value::needs_output_symtab_entry): Remove.
5169 (Symbol_value::output_symtab_index): Make sure the symbol index is
5170 set.
5171 (Symbol_value::set_output_symtab_index): Make sure the symbol
5172 index is not set. Make sure the new index is valid.
5173 (Symbol_value::set_must_have_output_symtab_entry): New function.
5174 (Symbol_value::has_output_dynsym_entry): New function.
5175 (Symbol_value::set_output_dynsym_index): Make sure the new index
5176 is valid.
5177 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5178 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5179 local symbol if permitted.
5180 (Sized_relobj::do_finalize_local_symbols): Call
5181 is_output_symtab_index_set rather than needs_output_symtab_entry.
5182 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5183 rather than needs_output_symtab_entry. Call
5184 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5185 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5186 is_output_symtab_index_set rather than needs_output_symtab_entry.
5187 * testsuite/discard_locals_relocatable_test.c: New file.
5188 * testsuite/discard_locals_test.sh: Test -r.
5189 * testsuite/Makefile.am (check_DATA): Add
5190 discard_locals_relocatable_test1.syms,
5191 discard_local_relocatable_test2.syms.
5192 (MOSTLYCLEANFILES): Likewise. Also add
5193 discard_locals_relocatable_test1.lout and
5194 discard_locals_relocatable_test2.out.
5195 (discard_locals_relocatable_test1.syms): New target.
5196 (discard_locals_relocatable_test.o): New target.
5197 (discard_locals_relocatable_test1.out): New target.
5198 (discard_locals_relocatable_test2.syms): New target.
5199 (discard_locals_relocatable_test2.out): New target.
5200 (various): Add missing ../ld-new dependencies.
5201 * testsuite/Makefile.in: Rebuild.
5202
7e8ccf26
NC		 52032010-03-03 Nick Clifton <nickc@redhat.com>
5204
5205 * po/fi.po: New Finnish translation.
5206
2a0ff005
DK		 52072010-03-01 Doug Kwan <dougkwan@google.com>
5208
5209 * layout.cc (Layout::Layout): Force section types of .init_array*,
5210 .preinit_array* and .fini_array* sections.
5211 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5212 Fix check of return value of std::string::find.().
5213 (Output_section::Input_section_sort_compare::operator()): Remove
5214 comment about .init_array.
5215 (Output_section::Input_section_sort_init_fini_compare::operator()):
5216 New method.
5217 (Output_section::sort_attached_input_sections): Handle .init_array
5218 and .fini_array specially.
5219 * output.h (Output_section::Inut_section_sort_compare): Update
5220 comment.
5221 (Output_section::Input_section_sort_init_fini_compare): New struct.
5222
c3e4ae29
DK		 52232010-02-26 Doug Kwan <dougkwan@google.com>
5224
5225 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5226 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5227 * testsuite/debug_msg.sh: Avoid matching source line number for
5228 use of global variable undef_int.
5229
2fd9ae7a
DK		 52302010-02-26 Doug Kwan <dougkwan@google.com>
5231
5232 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5233 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5234 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5235 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5236 * options.cc (General_options::General_options): Initialize member
5237 fix_v4bx_.
5238 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5239 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5240 and rm_no_fix_v4bx.stdout
5241 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5242 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5243 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5244 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5245 and arm_no_fix_v4bx.
5246 * Makefile.in: Regenerate.
5247 * testsuite/arm_fix_v4bx.s: New file.
5248 * testsuite/arm_fix_v4bx.sh: Ditto.
5249
67ec7d0b
DK		 52502010-02-24 Doug Kwan <dougkwan@google.com>
5251
5252 * arm.cc (Target_arm::got_section): Make the .got section the first
5253 non RELRO section in the data segment.
5254 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5255 suffixes of section names.
5256
10165461
DK		 52572010-02-24 Doug Kwan <dougkwan@google.com>
5258
5259 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5260 flags and attributes merging if an input file is a binary file.
5261 * fileread.cc (Input_file::open): Record format of original file.
5262 * fileread.h (Input_file::Format): New enum type.
5263 (Input_file::Input_file): Initialize data member format_.
5264 (Input_file::format): New method definition.
5265 (Input_file::format_):: New data member.
5266
4a54abbb
DK		 52672010-02-24 Doug Kwan <dougkwan@google.com>
5268
5269 * arm.cc (Arm_output_data_got): New class.
5270 (ARM_TCB_SIZE): New constant
5271 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5272 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5273 If user uses a script with a SECTIONS clause, issue only a warning
5274 for a misplaced EXIDX input section. Otherwise, issue an error.
5275 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5276 garbage collection.
5277 (Target_arm::got_mode_index_entry): Handle static linking.
5278 (Target_arm::Scan::local): Ditto.
5279 (Target_arm::Scan::global): Ditto.
5280 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5281 all incorrectly implemented relocations.
e1df38aa 5282 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5283 Arm_output_section::fix_exidx_coverage.
5284 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5285 from ".ARM.exidx." and ".ARM.extab.".
5286
ca419a6f
ILT		 52872010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5288
5289 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5290 section if it does not already exist.
5291 * attributes.cc (Attributes_section_data::Attributes_section_data):
5292 Don't crash if size is zero.
5293
135b9c78
ILT		 52942010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5295 Ian Lance Taylor <iant@google.com>
5296
5297 * gold.cc (queue_middle_tasks): If no input files were opened,
5298 exit.
5299 * workqueue.h (Task_function::Task_function): Assert that there is
5300 a blocker.
5301
bb0bfe4f
DK		 53022010-02-22 Doug Kwan <dougkwan@google.com>
5303
5304 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5305 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5306 types to avoid warnings due to different uint64_t implementations
5307 on different hosts.
5308
2a2b6d42
DK		 53092010-02-21 Doug Kwan <dougkwan@google.com>
5310
5311 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5312 handling of the maximum backward branch offset.
5313 (Arm_relocate_functions::thumb_branch_common): Ditto.
5314 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5315 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5316 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5317 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5318 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5319 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5320 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5321 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5322 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5323 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5324 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5325 thumb2_bl_out_of_range.o): New rules.
5326 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5327 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5328 thumb2_bl_out_of_range
5329 * testsuite/Makefile.in: Regenerate.
5330 * testsuite/arm_bl_in_range.s: New file.
5331 * testsuite/arm_bl_out_of_range.s: Ditto.
5332 * testsuite/arm_branch_in_range.sh: Ditto.
5333 * testsuite/arm_branch_range.t: Ditto.
5334 * testsuite/thumb2_branch_range.t: Ditto.
5335 * testsuite/thumb_bl_in_range.s: Ditto.
5336 * testsuite/thumb_bl_out_of_range.s: Ditto.
5337 * testsuite/thumb_branch_range.t: Ditto.
5338
b487ad64
ST		 53392010-02-20 Sriraman Tallam <tmsriram@google.com>
5340
5341 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5342 Add reloc offset information.
5343 * icf.cc (get_section_contents): Change iterators to point to the new
5344 vectors. Add reloc offset information to the contents.
5345 * icf.h (Icf::Sections_reachable_info): New typedef.
5346 (Icf::Sections_reachable_list): New typedef.
5347 (Icf::Offset_info): New typedef.
5348 (Icf::Reloc_info): New struct typedef.
5349 (Icf::Reloc_info_list): New typedef.
5350 (Icf::symbol_reloc_list): Delete method.
5351 (Icf::addend_reloc_list): Delete method.
5352 (Icf::section_reloc_list): Delete method.
5353 (Icf::reloc_info_list): New method.
5354 (Icf::reloc_info_list_): New member.
5355
f96accdf
DK		 53562010-02-19 Doug Kwan <dougkwan@google.com>
5357
5358 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5359 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5360 * arm.cc (Arm_relocation_functions): New forward declaration.
5361 (Target_arm::Target_arm): Initialize new data members
5362 got_mod_index_offset_ and tls_base_symbol_defined_.
5363 (Target_arm::Relocate::relocate_tls): New method.
5364 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5365 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5366 New methods.
5367 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5368 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5369 (Target_arm::got_mod_index_offset_,
5370 Target_arm::tls_base_symbol_defined_): New data members.
5371 (Target_arm::Scan::local, Target::Scan::global,
5372 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5373 relocations.
5374
c8761b9a
DK		 53752010-02-18 Doug Kwan <dougkwan@google.com>
5376
5377 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5378 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5379 text section as a parameter becuase some broken tools may not set
5380 the link in section header.
5381 (Target_arm::has_got_section): New method.
5382 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5383 without any mapping symbol as data only. Remove warning.
5384 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5385 link in its section header, try to discover the link by inspecting the
5386 REL31 relocation at the beginning of the section.
5387 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5388 in error message.
5389 (Target_arm::Scan::global): Treat any reference to the symbol
5390 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5391
21bb3914
ST		 53922010-02-12 Sriraman Tallam <tmsriram@google.com>
5393
5394 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5395 (Scan::global_reloc_may_be_function_pointer): New function.
5396 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5397 (Scan::global_reloc_may_be_function_pointer): New function.
5398 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5399 (Scan::global_reloc_may_be_function_pointer): New function.
5400 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5401 (Scan::global_reloc_may_be_function_pointer): New function.
5402 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5403 (Scan::global_reloc_may_be_function_pointer): New function.
5404 (Scan::possible_function_pointer_reloc): New function.
5405 (Target_x86_64::can_check_for_function_pointers): New function.
5406 * gc.h (gc_process_relocs): Scan relocation types to determine if
5407 function pointers were taken for targets that support it.
5408 * icf.cc (Icf::find_identical_sections): Include functions for
5409 folding in safe ICF whose pointer is not taken.
5410 * icf.h (Secn_fptr_taken_set): New typedef.
5411 (fptr_section_id_): New member.
5412 (section_has_function_pointers): New function.
5413 (set_section_has_function_pointers): New function.
5414 (check_section_for_function_pointers): New function.
5415 * options.h: Fix comment for safe ICF option.
5416 * target.h (can_check_for_function_pointers): New function.
5417 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5418 Modify icf_safe_test for X86-64.
5419 * testsuite/Makefile.in: Regenerate.
5420 * testsuite/icf_safe_so_test.cc: New file.
5421 * testsuite/icf_safe_so_test.sh: New file.
5422 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5423 (main): Change to take pointer to function kept_func_3.
5424 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5425 folding is done correctly for X86-64.
5426
0da6fa6c
DM		 54272010-02-12 David S. Miller <davem@davemloft.net>
5428
5429 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5430 is_symbolless parameter.
5431 (Output_reloc<SHT_REL>::is_symbolless): New.
5432 (Output_reloc<SHT_REL>::is_symbolless_): New.
5433 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5434 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5435 (Output_reloc<SHT_RELA>::is_symbolless): New.
5436 (Output_data_reloc::add_global): Handle is_symbolless.
5437 (Output_data_reloc::add_global_relative): Likewise.
5438 (Output_data_reloc::add_local): Likewise.
5439 (Output_data_reloc::add_local_relative): Likewise.
5440 (Output_data_reloc::add_symbolless_global_addend): New.
5441 (Output_data_reloc::add_symbolless_local_addend): New.
5442 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5443 is_symbolless.
5444 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5445 instead of ->is_relative_
5446 (Output_reloc::write): Likewise.
5447 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5448 (Output_reloc::write_rel): Simplify.
5449
5450 * sparc.cc (Target_sparc::Scan::local): Use
5451 ->add_symbolless_local_addend as needed.
5452 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5453 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5454 based upon relocation offset.
5455
e4782e83
DK		 54562010-02-11 Doug Kwan <dougkwan@google.com>
5457
5458 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5459 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5460 beginning of function.
5461 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5462 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5463 parameter is_32bit in calls to should_apply_static_reloc.
5464 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5465 (check_DATA): Add arm_abs_global.stdout.
5466 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5467 arm_abs_global.stdout): New rules.
5468 (MOSTLLYCLEANFILES): Add arm_abs_global
5469 * Makefile.in: Regenerate.
5470 * testsuite/arm_abs_global.s: New file.
5471 * testsuite/arm_abs_global.sh: Ditto.
5472 * testsuite/arm_abs_lib.s: Ditto.
5473
93ceb764
ILT		 54742010-02-11 Ian Lance Taylor <iant@google.com>
5475
5476 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5477 Read_relocs task.
5478 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5479 Allocate_commons_task first.
5480 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5481 task, rather than symtab_lock_.
5482 (Gc_process_relocs::~Gc_process_relocs): New function.
5483 (Gc_process_relocs::is_runnable): Check this_blocker_.
5484 (Gc_process_relocs::locks): Use next_blocker_ rather than
5485 blocker_.
5486 (Scan_relocs::~Scan_relocs): New function.
5487 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5488 symtab_lock_.
5489 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5490 next_blocker_.
5491 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5492 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5493 constructor accordingly.
5494 (class Gc_process_relocs): Likewise.
5495 (class Scan_relocs): Likewise.
5496 * common.h (class Allocate_commons_task): Remove symtab_lock_
5497 field, and corresponding constructor parameter.
5498 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5499 symtab_lock_.
5500 (Allocate_commons_task::locks): Likewise.
5501
114dfbe1
ILT		 55022010-02-11 Ian Lance Taylor <iant@google.com>
5503
5504 * gold-threads.h (class Once): Define.
5505 (class Initialize_lock): Rewrite as child of Once.
5506 * gold-threads.cc (class Once_initialize): Define.
5507 (once_pointer_control): New static variable.
5508 (once_pointer, once_arg): New static variables.
5509 (c_run_once): New static function.
5510 (Once::Once, Once::run_once, Once::internal_run): New functions.
5511 (class Initialize_lock_once): Remove.
5512 (initialize_lock_control): Remove.
5513 (initialize_lock_pointer): Remove.
5514 (initialize_lock_once): Remove.
5515 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5516 (Initialize_lock::initialize): Rewrite.
5517 (Initialize_lock::do_run_once): New function.
5518 * archive.cc (Archive::interpret_header): Only clear name if it is
5519 not already empty.
5520 * fileread.cc: Include "gold-threads.h"
5521 (file_counts_lock): New static variable.
5522 (file_counts_initialize_lock): Likewise.
5523 (File_read::release): Only increment counts when using --stats.
5524 Use a lock around the increment.
5525 * parameters.cc (class Set_parameters_target_once): Define.
5526 (set_parameters_target_once): New static variable.
5527 (Parameters::Parameters): Move here from parameters.h.
5528 (Parameters::set_target): Rewrite.
5529 (Parameters::set_target_once): New function.
5530 (Parameters::clear_target): Move here and rewrite.
5531 * parameters.h (class Parameters): Update declarations. Add
5532 set_parameters_target_once_ field.
5533 (Parameters::Parameters): Move to parameters.cc.
5534 (Parameters::clear_target): Likewise.
5535 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5536 task.
5537 (Start_group::~Start_group): New function.
5538 (Start_group::is_runnable): New function.
5539 (Start_group::locks, Start_group::run): New functions.
5540 (Finish_group::run): Change saw_undefined to size_t.
5541 * readsyms.h (class Start_group): Define.
5542 (class Finish_group): Change saw_undefined_ field to size_t.
5543 (Finish_group::Finish_group): Remove saw_undefined and
5544 this_blocker parameters. Change all callers.
5545 (Finish_group::set_saw_undefined): New function.
5546 (Finish_group::set_blocker): New function.
5547 * symtab.h (class Symbol_table): Change saw_undefined to return
5548 size_t. Change saw_undefined_ field to size_t.
5549 * target-select.cc (Set_target_once::do_run_once): New function.
5550 (Target_selector::Target_selector): Initialize set_target_once_
5551 field. Don't initialize lock_ and initialize_lock_ fields.
5552 (Target_selector::instantiate_target): Rewrite.
5553 (Target_selector::set_target): New function.
5554 * target-select.h (class Set_target_once): Define.
5555 (class Target_selector): Update declarations. Make
5556 Set_target_once a friend. Remove lock_ and initialize_lock_
5557 fields. Add set_target_once_ field.
5558
fa17a3f4
ILT		 55592010-02-10 Ian Lance Taylor <iant@google.com>
5560
5561 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5562 queueing any tasks.
5563 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5564 (queue_middle_tasks): Add all blockers before queueing any tasks.
5565 (queue_final_tasks): Likewise.
5566 * token.h (Task_token::add_blockers): New function.
5567 * object.h (Input_objects::number_of_relobjs): New function.
5568
c7177d31
ILT		 55692010-02-10 Ian Lance Taylor <iant@google.com>
5570
5de0e392
ILT		 5571 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5572 shared, not if not position independent.
5573 * x86_64.cc (Relocate::relocate_tls): Likewise.
5574 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5575 (tls_pie_pic_test): New target.
5576 * testsuite/Makefile.in: Rebuild.
5577
c7177d31
ILT		 5578 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5579 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5580 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5581 * testsuite/Makefile.in: Rebuild.
5582
684b268a
DM		 55832010-02-09 David S. Miller <davem@davemloft.net>
5584
5585 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5586 R_SPARC_RELATIVE using ->add_local_relative().
5587 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5588
612a8d3d
DM		 5589 * output.h (Output_data_dynamic::add_section_size): New method
5590 that takes two Output_data objects.
5591 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5592 entry param. Handle it in initializers.
5593 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5594 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5595 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5596 arg.
5597 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5598 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5599 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5600 for dynrel_includes_plt.
5601 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5602 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5603 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5604 before .rela.plt
5605 (Target_sparc::do_finalize_sections): Update to pass true for
5606 dynrel_includes_plt.
5607 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5608 output before .rela.plt
5609 (Target_powerpc::do_finalize_sections): Update to pass true for
5610 dynrel_includes_plt when 32-bit.
5611
cb1be87e
DK		 56122010-02-08 Doug Kwan <dougkwan@google.com>
5613
5614 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5615 method.
5616 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5617 Arm_relobj::scan_section_for_cortex_a8_stubs,
5618 Arm_relobj::do_relocation_section): Instead of calling
5619 Output_section::output_address, use faster
5620 Arm_relobj::simple_input_section_output_address.
5621
705b5121
DM		 56222010-02-08 David S. Miller <davem@davemloft.net>
5623
5624 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5625 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5626 relocation helper function.
5627
024c4466
DM		 5628 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5629 just like R_SPARC_GOT{10,13,22}.
5630 (Target_sparc::Scan::local): Likewise.
5631 (Target_sparc::Relocate:relocate): Likewise.
5632
9109c078
ILT		 56332010-02-06 Ian Lance Taylor <iant@google.com>
5634
5635 * configure.ac: Rewrite targetobjs duplicate removal code to use
5636 only shell constructs.
5637 * configure: Rebuild.
5638
cf846138
DK		 56392010-02-05 Doug Kwan <dougkwan@google.com>
5640
5641 PR 11247
5642 * arm.cc (Arm_relobj::section_is_scannable): New method.
5643 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5644 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5645
6cfaf60b
DK		 56462010-02-04 Doug Kwan <dougkwan@google.com>
5647
5648 PR 11247
5649 * arm-reloc-property.cc (cstdio): Include.
5650 * configure.ac (targetobjs): Remove duplicates.
5651 * configure: Regenerate.
5652 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5653 big and little endian version for a given address size.
5654
5c57f1be
DK		 56552010-02-03 Doug Kwan <dougkwan@google.com>
5656
5657 * arm-reloc-property.cc
5658 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5659 definition.
5660 * arm-reloc-property.h
5661 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5662 New method definition.
5663 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5664 declaration.
5665 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5666 overflow to N.
5667 (GOT_PREL): Change implemented to Y.
5668 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5669 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5670 (Arm_relocate_functions::movw_abs_nc): Remove method.
5671 (Arm_relocate_functions::movt_abs): Ditto.
5672 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5673 (Arm_relocate_functions::thm_movt_abs): Ditto.
5674 (Arm_relocate_functions::movw_rel_nc): Ditto.
5675 (Arm_relocate_functions::movw_rel): Ditto.
5676 (Arm_relocate_functions::movt_rel): Ditto.
5677 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5678 (Arm_relocate_functions:thm_movw_rel): Ditto.
5679 (Arm_relocate_functions:thm_movt_rel): Ditto.
5680 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5681 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5682 New method definitions.
5683 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5684 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5685 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5686 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5687 (Target_arm::Relocate::relocate): Check for non-static or
5688 unimplemented relocation code and exit early. Change calls to
5689 Target_arm::reloc_uses_thumb_bit and
5690 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5691 instead. Refactor code to handle similar relocations to increase
5692 code sharing. Remove check for unsupported relocation code in switch
5693 statement.
5694 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5695 relocation property table to find out size. Change error message to
5696 print out the name of a relocation code instead of the numeric value.
5697 (Target_arm::scan_reloc_for_stub): Use relocation property table
5698 instead of calling Target_arm::reloc_uses_thumb_bit().
5699
218c5831
DK		 57002010-02-02 Doug Kwan <dougkwan@google.com>
5701
5702 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5703 types of relaxed input section.
5704
0d31c79d
DK		 57052010-02-02 Doug Kwan <dougkwan@google.com>
5706
5707 * Makefile.am (HFILES): Add arm-reloc-property.h.
5708 (DEFFILES): New.
5709 (TARGETSOURCES): Add arm-reloc-property.cc
5710 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5711 (libgold_a_SOURCES): $(DEFFILES)
5712 * Makefile.in: Regenerate.
5713 * arm-reloc-property.cc: New file.
5714 * arm-reloc-property.h: New file.
5715 * arm-reloc.def: New file.
5716 * arm.cc: Update comments.
5717 (arm-reloc-property.h): New included header.
5718 (arm_reloc_property_table): New global variable.
5719 (Target_arm::do_select_as_default_target): New method definition.
5720 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5721 arm-reloc-property to targ_extra_obj.
5722 * parameters.cc (set_parameters_target): Call
5723 Target::select_as_default_target().
5724 * target.h (Target::select_as_default_target): New method definition.
5725 (Target::do_select_as_default_target): Same.
5726
546c7457
DK		 57272010-02-01 Doug Kwan <dougkwan@google.com>
5728
5729 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5730 first_output_text_section_.
5731 (Arm_exidx_fixup::first_output_text_section): New method definition.
5732 (Arm_exidx_fixup::first_output_text_section_): New data member.
5733 (Arm_exidx_fixup::process_exidx_section): Record the first text
5734 output section seen.
5735 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5736 and entsize in output section header.
5737
11b861d5
DK		 57382010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5739
5740 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5741 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5742 (Arm_relocate_functions::thm_alu11): New Method.
5743 (Arm_relocate_functions::thm_pc8): New Method.
5744 (Arm_relocate_functions::thm_pc12): New Method.
5745 (Target_arm::Scan::local): Handle the relocations.
5746 (Target_arm::Scan::global): Likewise.
5747 (Target_arm::Relocate::relocate): Likewise.
5748 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5749
c9a2c125
DK		 57502010-01-29 Doug Kwan <dougkwan@google.com>
5751
5752 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5753 of relocation types as ld.
5754
1521477a
DK		 57552010-01-29 Doug Kwan <dougkwan@google.com>
5756
5757 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5758 to public.
5759 (Arm_relocate_functions::thumb_branch_common): Ditto.
5760 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5761 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5762 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5763 Arm_relocate_functions::jump24): Remove.
5764 (Target_arm::Relocate::relocate): Adjust code to call
5765 Arm_relocation_functions::arm_branch_common and
5766 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5767 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5768
e7eca48c
DK		 57692010-01-29 Doug Kwan <dougkwan@google.com>
5770
5771 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5772 output_local_symbol_count_needs_update_.
5773 (Arm_relobj::output_local_symbol_count_needs_update,
5774 Arm_relobj::set_output_local_symbol_count_needs_update,
5775 Arm_relobj::update_output_local_symbol_count): New methods.
5776 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5777 member.
5778 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5779 of pointed function as in a R_ARM_PREL31 relocation.
5780 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5781 for output local symbol count updating.
5782 (Target_arm::do_relax): Update output local symbol counts in objects
5783 if necessary.
5784 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5785
02961d7e
ILT		 57862010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5787
5788 * arm.cc: Added support for the ARM relocations:
5789 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5790 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5791 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5792 movw_prel_nc).
5793 (Arm_relocate_functions::movw_rel): New method.
5794 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5795 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5796 thm_movw_prel_nc).
5797 (Arm_relocate_functions::thm_movw_rel): New method.
5798 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5799 thm_movt_prel).
5800 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5801 relocations.
5802 (Target_arm::Scan::global): Likewise.
5803 (Target_arm::Relocate::relocate): Likewise.
5804 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5805 Likewise.
5806
b10d2873
ILT		 58072010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5808
5809 * arm.cc: Added support for ARM group relocations.
5810 (Target_arm::reloc_needs_sym_origin): New method.
5811 (Arm_relocate_functions::calc_grp_kn): New method.
5812 (Arm_relocate_functions::calc_grp_residual): New method.
5813 (Arm_relocate_functions::calc_grp_gn): New method.
5814 (Arm_relocate_functions::arm_grp_alu): New Method.
5815 (Arm_relocate_functions::arm_grp_ldr): New Method.
5816 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5817 (Arm_relocate_functions::arm_grp_ldc): New Method.
5818 (Target_arm::Scan::local): Handle the ARM group relocations.
5819 (Target_arm::Scan::global): Likewise.
5820 (Target_arm::Relocate::relocate): Likewise.
5821 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5822 Likewise.
5823
2b328d4e
DK		 58242010-01-26 Doug Kwan <dougkwan@google.com>
5825
5826 * arm.cc (set): Include.
5827 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5828 pointer type.
5829 (Arm_output_section::Text_section_list): New type.
5830 (Arm_output_section::append_text_sections_to_list): New method.
5831 (Arm_output_section::fix_exidx_coverage): Ditto.
5832 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5833 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5834 Relobj::set_section_offset() instead of
5835 Sized_relobj::invalidate_section_offset().
5836 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5837 parameter for section headers. Ignore relocation sections for
5838 unallocated sections and EXIDX sections.
5839 (Target_arm::fix_exidx_coverage): New method.
5840 (Target_arm::output_section_address_less_than): New type.
5841 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5842 linked text section instead of the EXIDX section.
5843 (Arm_output_section::create_stub_group): Add an assertion to check
5844 that this is not an EXIDX output section.
5845 (Arm_output_section::append_text_sections_to_list): New method.
5846 (Arm_output_section::fix_exidx_coverage): Ditto.
5847 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5848 Arm_relobj::section_needs_reloc_stub_scanning.
5849 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5850 first pass.
5851 (Target_arm::fix_exidx_coverage): New method.
5852 * object.h (Relobj::set_output_section): New method.
5853 (Sized_relobj::invalidate_section_offset): Remove method.
5854 (Sized_relobj::do_invalidate_section_offset): Remove method.
5855 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5856
c7f3c371
DK		 58572010-01-25 Doug Kwan <dougkwan@google.com>
5858
5859 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5860 Fix warning due to signed and unsigned comparison on a 32-bit host.
5861
8923b24c
DK		 58622010-01-22 Doug Kwan <dougkwan@google.com>
5863
5864 * arm.cc (Target_arm::do_relax): Record an output section for section
5865 offset adjustment it contains any stub table that has changed.
5866 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5867 offsets in an output section if necessary.
5868 * output.cc (Output_section::Output_section): Initialize
5869 section_offsets_need_adjustments_.
5870 (Output_section::add_input_section_for_script): Renamed to
5871 Output_section::add_simple_input_section.
5872 (Output_section::save_states): Add a comment.
5873 (Output_section::discard_states): New method defintion.
5874 (Output_section::adjust_section_offsets): Same.
5875 * output.h (Output_section::add_input_section_for_script): Renamed to
5876 Output_section::add_simple_input_section.
5877 (Output_section::discard_states): New method declaration.
5878 (Output_section::adjust_section_offsets): Same.
5879 (Output_section::section_offsets_need_adjustment,
5880 Output_section::set_section_offsets_need_adjustment): New method
5881 definitions.
5882 (Output_section::section_offsets_need_adjustment_): New data member.
5883 * script-sections.cc
5884 (Output_section_element_input::set_section_address): Adjust code for
5885 renaming of Output_section::add_input_section_for_script.
5886 (Orphan_output_section::set_section_address): Same.
5887
9b2fd367
DK		 58882010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5889
5890 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5891 Fix_v4bx enum values .
5892 * gold/options.h (General_options): New option definitions.
5893 (General_options::fix_v4bx): New method.
5894 (General_options::Fix_v4bx): New enum.
5895 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5896 (General_options::parse_fix_v4bx_interworking): New method.
5897
80d0d023
DK		 58982010-01-22 Doug Kwan <dougkwan@google.com>
5899
5900 * arm.cc (Arm_exidx_fixup): New class.
5901
af2cdeae
DK		 59022010-01-21 Doug Kwan <dougkwan@google.com>
5903
5904 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5905 classes.
5906 (Arm_exidx_section_offset_map): New type.
5907
993d07c1
DK		 59082010-01-21 Doug Kwan <dougkwan@google.com>
5909
5910 * arm.cc (Arm_exidx_input_section): New class.
5911 (Arm_relobj::exidx_input_section_by_link,
5912 Arm_relobj::exidx_input_section_by_shndx,
5913 Arm_relobj::make_exidx_input_section): New methods.
5914 (read_arm_attributes_section): Remove.
5915 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5916 information about them.
5917 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5918 to here.
5919
5ac169d4
DK		 59202010-01-20 Doug Kwan <dougkwan@google.com>
5921
5922 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5923 Input_section_specifier to Section_id.
5924 (Target_arm::new_arm_input_section: Adjust code for change of key
5925 type.
5926 (Target_arm::find_arm_input_section): Ditto.
5927 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5928 (Section_id): Remove.
5929 (Garbage_collection::Section_id_hash): Remove.
5930 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5931 (Section_id): Remove.
5932 (Icf::Section_id_hash): Remove.
5933 * object.h (Section_id, Const_section_id, Section_id_hash,
5934 Const_section_id_hash): New type definitions.
5935 * output.cc (Output_section::add_relaxed_input_section): Change to
5936 use Const_section_id instead of Input_section_specifier as key type.
5937 (Output_section::add_merge_input_section): Ditto.
5938 (Output_section::build_relaxation_map): Change to use Section_id
5939 instead of Input_section_specifier as key type.
5940 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5941 Ditto.
5942 (Output_section::convert_input_sections_to_relaxed_sections): Change
5943 to use Const_section_id instead of Input_section_specifier as key type.
5944 (Output_section::find_merge_section): Ditto.
5945 (Output_section::find_relaxed_input_section): Ditto.
5946 * output.h (Input_section_specifier): Remove class.
5947 (Output_section::Output_section_data_by_input_section_map): Change
5948 key type to Const_section_id.
5949 (Output_section::Output_relaxed_input_section_by_input_section_map):
5950 Ditto.
5951 (Output_section::Relaxation_map): Change key type to Section_id.
5952
a2162063
ILT		 59532010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5954
5955 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5956 (class Arm_v4bx_stub): New class.
5957 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5958 (Stub_factory::make_arm_v4bx_stub): New method.
5959 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5960 (Stub_table::empty): Handle v4bx stubs.
5961 (Stub_table::add_arm_v4bx_stub): New method.
5962 (Stub_table::find_arm_v4bx_stub): New method.
5963 (Arm_relocate_functions::v4bx): New method.
5964 (Target_arm::fix_v4bx): New method.
5965 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5966 (Stub_table::relocate_stubs): Likewise.
5967 (Stub_table::do_write): Likewise.
5968 (Stub_table::update_data_size_and_addralign): Likewise.
5969 (Stub_table::finalize_stubs): Likewise.
5970 (Target_arm::Scan::local): Likewise.
5971 (Target_arm::Scan::global): Likewise.
5972 (Target_arm::do_finalize_sections): Likewise.
5973 (Target_arm::Relocate::relocate): Likewise.
5974 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5975 Likewise.
5976 (Target_arm::scan_reloc_for_stub): Likewise.
5977 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5978
5696ab0b
ILT		 59792010-01-19 Ian Lance Taylor <iant@google.com>
5980
5981 * output.cc (Output_section_headers::do_sized_write): Write large
5982 segment count to sh_info field.
5983 (Output_file_header::do_sized_write): For large segment count,
5984 write PN_XNUM to e_phnum field.
5985
800d0f56
ILT		 59862010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5987
5988 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5989 (Arm_relocate_functions::thm_jump8): New function.
5990 (Arm_relocate_functions::thm_jump11): New function.
5991 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5992 R_ARM_THM_JUMP11.
5993 (Target_arm::Scan::global): Likewise.
5994 (Target_arm::Relocate::relocate): Likewise.
5995 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5996 Likewise.
5997
41263c05
DK		 59982010-01-14 Doug Kwan <dougkwan@google.com>
5999
6000 * arm.cc (map, utility): Include headers.
6001 (Target_arm::apply_cortex_a8_workaround): New method.
6002 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6003 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6004 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6005 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6006 the --[no-]fix-cortex-a8 command line options.
6007 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6008 (Target_arm::relocate_stub): Use addend in instruction template.
6009 * options.h (DEFINE_bool): Set the user-set flag.
6010 (General_options): Add --[no-]-fix-cortex options.
6011 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6012 : Update fast look-up map after conversion.
41263c05 6013
459e9b03
ST		 60142010-01-14 Sriraman Tallam <tmsriram@google.com>
6015
6016 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6017 in the first pass of do_layout.
6018
b521dfe4
DK		 60192010-01-13 Doug Kwan <dougkwan@google.com>
6020
6021 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6022 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6023 apparent compiler problem of not folding static constant integral
6024 data members of elfcpp::Elf_sizes<32>.
6025
44272192
DK		 60262010-01-13 Doug Kwan <dougkwan@google.com>
6027
6028 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6029 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6030 Arm_relobj::scan_section_for_cortex_a8_erratum,
6031 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6032 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6033 sections to scan for relocation stubs into a new method
6034 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6035 relocation and Cortex-A8 stub scanning.
6036 (Target_arm::do_relax): Force stubs to be after stubbed sections
6037 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6038 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6039 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6040
44b71ece
ILT		 60412010-01-12 Ian Lance Taylor <iant@google.com>
6042
6043 * target-reloc.h (visibility_error): New inline function.
6044 (relocate_section): Call visibility_error.
6045 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6046 (MOSTLYCLEANFILES): Likewise.
6047 (protected_4_pic.o, protected_3.err): New targets.
6048 * testsuite/protected_4.cc: New file.
6049
a120bc7f
DK		 60502010-01-12 Doug Kwan <dougkwan@google.com>
6051
6052 * arm.cc (Cortex_a8_reloc): New class.
6053 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6054 and cortex_a8_relocs_info_.
6055 (Target_arm::fix_cortex_a8): New method definition.
6056 (Target_arm::Cortex_a8_relocs_info): New type.
6057 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6058 New data member declarations.
6059 (Target_arm::scan_reloc_for_stub): Record information about
6060 relocations for THUMB branches that might be exempted from the
6061 Cortex-A8 workaround.
6062 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6063 at the beginning of a relaxation pass.
6064
20138696
DK		 60652010-01-12 Doug Kwan <dougkwan@google.com>
6066
6067 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6068 (Arm_relobj::Mapping_symbol_position,
6069 Arm_reloj::Mapping_symbol_position_less,
6070 Arm_relobj::Mapping_symbols_info): New types.
6071 (Target_arm::is_mapping_symbol_name): New method definition.
6072 (Arm_relobj::do_count_local_symbols): Save information about mapping
6073 symbols.
6074
089d69dc
DK		 60752010-01-11 Doug Kwan <dougkwan@google.com>
6076
6077 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6078 Arm_relocate_functions::thumb32_branch_upper,
6079 Arm_relocate_functions::thumb32_branch_lower,
6080 Arm_relocate_functions::thumb32_cond_branch_offset,
6081 Arm_relocate_functions::thumb32_cond_branch_upper,
6082 Arm_relocate_functions::thumb32_cond_branch_lower,
6083 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6084 branch offset encoding.
6085 (Arm_relocate_functions::thumb_branch_common): Use new branch
6086 offset encoding methods to avoid code duplication.
6087 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6088 (Stub_addend_reader::operator()): Use new branch encoding method
6089 to avoid code duplication.
6090
99e5bff2
DK		 60912010-01-11 Doug Kwan <dougkwan@google.com>
6092
6093 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6094 (Target_arm::do_finalize_sections): Define special EXIDX section
6095 symbols only if referenced.
6096 * gc.h (Garbage_collection::add_reference): New method.
6097 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6098 code duplication.
6099
98e090bd
ILT		 61002010-01-11 Ian Lance Taylor <iant@google.com>
6101
d0a91bd8
ILT		 6102 * script.cc (Version_script_info::build_expression_list_lookup):
6103 Change complaing about duplicate wildcard match from error to
6104 warning.
6105
98e090bd
ILT		 6106 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6107 of 2009-12-30.
6108 (Version_script_info::Version_script_info): Initialize globs_,
6109 default_version_, default_is_global_, and exact_. Don't
6110 initialize globals_ or locals_.
6111 (Version_script_info::build_lookup_tables): Build local symbols
6112 first.
6113 (Version_script_info::unquote): New function.
6114 (Version_script_info::add_exact_match): New function.
6115 (Version_script_info::build_expression_list_lookup): Remove lookup
6116 parameter. Add is_global parameter. Change all callers. Handle
6117 wildcard pattern specially. Unquote pattern. Call
6118 add_exact_match.
6119 (Version_script_info::get_name_to_match): New function.
6120 (Version_script_info::get_symbol_version): New function.
6121 (Version_script_info::get_symbol_version_helper): Remove.
6122 (Version_script_info::check_unmatched_names): Call unquote.
6123 * script.h (class Version_script_info): Change get_symbol_version
6124 to be non-inline and add is_global parameter; change all callers.
6125 Rewrite symbol_is_local. Update declarations. Define struct
6126 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6127 Remove globals_ and locals_ members. Add exact_, globs_,
6128 default_version_, is_global_.
6129 (Version_script_info::Glob): Remove pattern, add expression and
6130 is_global. Update constructor. Change all callers.
6131 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6132 default version.
6133 (Versions::symbol_section_contents): If a symbol is undefined, or
6134 defined in a dynamic object, set the version index to
6135 VER_NDX_LOCAL.
6136 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6137 symbol_is_local.
6138 (Symbol_table::add_from_pluginobj): Likewise.
6139 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6140
d56962d3
DK		 61412010-01-11 Doug Kwan <dougkwan@google.com>
6142
6143 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6144 (incremental_dump_LDADD): Add linking option for libintl.
6145 * Makefile.in: Regenerate.
6146
94e6ee91
L		 61472010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6148
6149 PR gold/11144
6150 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6151 instead of -Ds.
6152 * testsuite/Makefile.in: Regenerated.
6153
e96c574b
DK		 61542010-01-10 Doug Kwan <dougkwan@google.com>
6155
6156 * options.h (DEFINE_var): Use parentheses around argument varname__
6157 in macro body to avoid any unintended subsequent substitutions.
6158
7198066b
ILT		 61592010-01-10 Ian Lance Taylor <iant@google.com>
6160
ba4d53bf
ILT		 6161 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6162 candidates before doing symbol resolution.
6163
7198066b
ILT		 6164 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6165 ODR candidates if only one is weak.
6166
a2beed37
ILT		 61672010-01-08 Ian Lance Taylor <iant@google.com>
6168
6169 * script.cc (Version_script_info::build_expression_list_lookup):
6170 Don't warn about ambiguous version, just record the ambiguity.
6171 (Version_script_info::get_symbol_version_helper): Give error if
6172 version is ambiguous.
6173
2fb7225c
DK		 61742010-01-08 Doug Kwan <dougkwan@google.com>
6175
6176 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6177 prev_data_size_ and prev_addralign_. Remove initializer for
6178 deleted data member has_been_changed_.
6179 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6180 to determine if the table is empty.
6181 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6182 Remove.
6183 (Stub_table::add_reloc_stub): Define method in class definition
6184 instead of just declaring it there.
6185 (Stub_table::add_cortex_a8_stub): New method definition.
6186 (Stub_table::update_data_size_and_addralign): Ditto.
6187 (Stub_table::finalize_stubs): Ditto.
6188 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6189 (Stub_table::do_addralign_): Return address alignment in the
6190 (Stub_table::do_reset_address_and_file_offset): Define method in
6191 class definition instead of declaring it there. Set current data
6192 size to be the data size of the previous pass.
6193 (Stub_table::set_final_data_size): Use current data size as the
6194 final data size.
6195 (Stub_table::relocate_stub): Change parameter type of stub from
6196 Reloc_stub pointer to Stub pointer.
6197 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6198 (Stub_table::Cortex_a8_stub_list): New typedef.
6199 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6200 Stub_table::prev_addralign_): New data member.
6201 (Arm_relobj::Arm_relobj): Initialize data member
6202 section_has_cortex_a8_workaround_.
6203 (Arm_relobj::section_has_cortex_a8_workaround,
6204 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6205 definitions.
6206 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6207 declarations.
6208 (Target_arm::relocate_stub): Change parameter type of stub from
6209 Reloc_stub pointer to Stub pointer.
6210 (Insn_template::size, Insn_template::alignment): Handle
6211 THUMB16_SPECIAL_TYPE.
6212 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6213 Stub_table::update_data_size_and_addralign,
6214 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6215 definitions.
6216 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6217 (Stub_table::do_write): Ditto.
6218 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6219
880cd20d
ILT		 62202010-01-08 Ian Lance Taylor <iant@google.com>
6221
6222 PR 11108
6223 * symtab.h (class Symbol): Remove fields is_target_special_ and
6224 has_plt_offset_. Add field is_defined_in_discarded_section_.
6225 (Symbol::is_defined_in_discarded_section): New function.
6226 (Symbol::set_is_defined_in_discarded_section): New function.
6227 (Symbol::has_plt_offset): Rewrite.
6228 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6229 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6230 Don't initialize is_target_special_ or has_plt_offset_.
6231 Initialize is_defined_in_discarded_section_.
6232 (Symbol_table::add_from_relobj): If appropriate, set
6233 is_defined_in_discarded_section.
6234 * resolve.cc (Symbol::override_base_with_special): Don't test
6235 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6236 * target-reloc.h (relocate_section): Do special handling for
6237 symbols defined in discarded sections for global symbols as well
6238 as local symbols.
6239
2703e3eb
ILT		 62402010-01-08 Ian Lance Taylor <iant@google.com>
6241
6242 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6243 the SHT_SYMTAB case.
6244
339d40a3
ILT		 62452010-01-08 Ian Lance Taylor <iant@google.com>
6246
6247 * object.cc (Sized_relobj::do_layout): Don't get confused if
6248 layout_eh_frame returns NULL.
6249
abecea76
ILT		 62502010-01-08 Ian Lance Taylor <iant@google.com>
6251
6252 PR 11084
6253 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6254 dynamic symbol table, use the normal symbol table.
6255 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6256 symbol table.
6257
6b7dd3f3
ILT		 62582010-01-08 Ian Lance Taylor <iant@google.com>
6259
6260 PR 11072
6261 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6262 sections.
6263
36c50e63
L		 62642010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6265
6266 * version.cc (print_version): Change to "Copyright 2010".
6267
e291e7b9
ILT		 62682010-01-08 Ian Lance Taylor <iant@google.com>
6269
6270 PR 10287
6271 PR 11063
6272 * i386.cc (class Target_i386): Change return type of plt_section
6273 to be non-const.
6274 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6275 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6276 tls_desc_rel_ field.
6277 (Output_data_plt_i386::rel_tls_desc): New function.
6278 (Target_i386::rel_tls_desc_section): New function.
6279 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6280 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6281 R_386_TLS_DESC reloc in rel_tls_desc_section.
6282 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6283 Define struct Tlsdesc_info.
6284 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6285 (Target_x86_64::do_reloc_symbol_index): New function.
6286 (Target_x86_64::add_tlsdesc_info): New function.
6287 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6288 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6289 tlsdesc_rel_ field.
6290 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6291 all callers.
6292 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6293 (Target_x86_64::rela_tlsdesc_section): New function.
6294 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6295 handling.
6296 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6297 (Target_x86_64::do_reloc_addend): New function.
6298 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6299 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6300 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6301 (Output_reloc::type): New function.
6302 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6303 (Output_reloc::is_target_specific): New function.
6304 (Output_reloc::target_arg): New function.
6305 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6306 absolute relocs and target specific relocs.
6307 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6308 add_target_specific.
6309 (class Output_data_reloc) [SHT_RELA]: Likewise.
6310 * output.cc (Output_reloc::Output_reloc): Add four new versions
6311 for absolute relocs and target specific relocs.
6312 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6313 (Output_reloc::get_symbol_index): Likewise.
6314 (Output_reloc::local_section_offset): Check that local_sym_index_
6315 is not TARGET_CODE or 0.
6316 (Output_reloc::symbol_value): Likewise.
6317 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6318 reloc.
6319 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6320 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6321 functions.
6322 * layout.cc (add_target_dynamic_tags): Use output section for
6323 DT_PLTRELSZ and DT_JMPREL.
6324
3a44184e
ILT		 63252010-01-07 Ian Lance Taylor <iant@google.com>
6326
6327 PR 11061
6328 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6329 function.
6330 (class Output_data_reloc_generic): Define.
6331 (class Output_data_reloc_base): Change base class to
6332 Output_data_reloc_generic. Change add() method to call
6333 bump_relative_reloc_count for a relative reloc. Remove
6334 sort_relocs_ field.
6335 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6336 to sort_relocs().
6337 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6338 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6339 appropriate.
6340 * layout.h (class Layout): Update declaration.
6341
ea715a34
ILT		 63422010-01-07 Ian Lance Taylor <iant@google.com>
6343
6344 * output.h (class Output_data): Add const version of
6345 output_section and do_output_section.
6346 (class Output_section_data): Add const version of
6347 do_output_section.
6348 (class Output_section): Likewise.
6349 * layout.cc (Layout::add_target_dynamic_tags): New function.
6350 * layout.h (class Layout): Update declarations.
6351 * arm.cc (Target_arm::do_finalize_sections): Use
6352 add_target_dynamic_tags.
6353 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6354 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6355 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6356 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6357
659948a4
ILT		 63582010-01-07 Ian Lance Taylor <iant@google.com>
6359
6360 PR 11042
6361 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6362 object as needed.
6363
9d3b86f6
ILT		 63642010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6365 Ian Lance Taylor <iant@google.com>
6366
6367 PR 11019
6368 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6369 Xindex::read_symtab_xindex.
6370
bb0d3eb0
DK		 63712010-01-07 Doug Kwan <dougkwan@google.com>
6372
6373 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6374 (Insn_template::thumb16_bcond_insn): New method declaration.
6375 (Insn_template): Fix spelling.
6376 (Stub::thumb16_special): New method declaration.
6377 (Stub::do_write): Define virtual method which was previously pure
6378 virtual.
6379 (Stub::do_thumb16_special): New method declaration.
6380 (Stub::do_fixed_endian_write): New template member.
6381 (Reloc_stub::do_write): Remove.
6382 (Reloc_stub::do_fixed_endian_write): Remove.
6383 (Cortex_a8_stub): New class definition.
6384 (Stub_factory::make_cortex_a8_stub): New method definition.
6385 (Stub_factory::Stub_factory): Add missing static storage class
6386 qualifier for elf32_arm_stub_a8_veneer_blx.
6387
ffeef7df
ILT		 63882010-01-07 Ian Lance Taylor <iant@google.com>
6389
dc3f80fe
ILT		 6390 PR 10980
6391 * options.h (class General_options): Add --warn-unresolved-symbols
6392 and --error-unresolved-symbols.
6393 * errors.cc (Errors::undefined_symbol): Implement
6394 --warn-unresolved-symbols.
6395
ffeef7df
ILT		 6396 * options.h (class General_options): Add -z text and -z textoff.
6397 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6398
f1ec9ded
ST		 63992010-01-06 Sriraman Tallam <tmsriram@google.com>
6400
6401 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6402 (Garbage_collection::cident_sections): New function.
6403 (Garbage_collection::add_cident_section): New function.
6404 (Garbage_collection::cident_sections_): New member.
6405 (gc_process_relocs): Add references to sections whose names are C
6406 identifiers.
6407 * gold.h (cident_section_start_prefix): New constant.
6408 (cident_section_stop_prefix): New constant.
6409 (is_cident): New function.
6410 * layout.cc (Layout::define_section_symbols): Replace string constants
6411 with the newly defined constants.
6412 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6413 C identifiers.
6414 * testsuite/Makefile.am: Add gc_orphan_section_test.
6415 * testsuite/Makefile.in: Regenerate.
6416 * testsuite/gc_orphan_section_test.cc: New file.
6417 * testsuite/gc_orphan_section_test.sh: New file.
6418
6eda8c29
ILT		 64192010-01-06 Ian Lance Taylor <iant@google.com>
6420
b9674e17
ILT		 6421 PR 10980
6422 * options.h (class General_options): Add --warn-shared-textrel.
6423 * layout.cc (Layout::finish_dynamic_section): Implement
6424 --warn-shared-textrel.
6425
6eda8c29
ILT		 6426 PR 10980
6427 * options.h (class General_options): Add --warn-multiple-gp.
6428
32dcd44e
ILT		 64292010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6430
6431 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6432 $(THREADSLIB) and $(LIBDL).
6433 * Makefile.in: Rebuild.
6434
a192ba05
ILT		 64352010-01-06 Ian Lance Taylor <iant@google.com>
6436
6437 PR 10980
6438 * options.cc (General_options::parse_section_start): New function.
6439 (General_options::section_start): New function.
6440 (General_options::General_options): Initialize all members.
6441 * options.h: Include <map>
6442 (class General_options): Add --section-start. Add section_starts_
6443 member.
6444 * layout.cc (Layout::attach_allocated_section_to_segment): If
6445 --section-start was used, set the address of the segment. Remove
6446 local sort_sections.
6447 (Layout::relaxation_loop_body): If the address of the load segment
6448 has been set by --section-start, don't use it.
6449 * output.h (Output_segment::update_flags_for_output_section): New
6450 function.
6451 * output.cc (Output_segment::add_output_section): Call
6452 update_flags_for_output_section.
6453
dde3f402
ILT		 64542010-01-05 Ian Lance Taylor <iant@google.com>
6455
62dfdd4d
ILT		 6456 PR 10980
6457 * options.h (class General_options): Add --undefined-version.
6458 * script.cc (struct Version_expression): Add was_matched_by_symbol
6459 field.
6460 (Version_script_info::matched_symbol): New function.
6461 (Version_script_info::get_symbol_version_helper): Call
6462 matched_symbol.
6463 (Version_script_info::check_unmatched_names): New function.
6464 * script.h (class Version_script_info): Update declarations.
6465 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6466
9c4ae156
ILT		 6467 * options.h (class General_options): Use DEFINE_bool_alias for
6468 allow_multiple_definition.
6469 * resolve.cc (Symbol_table::should_override): Don't test
6470 allow_multiple_definition.
6471
dde3f402
ILT		 6472 PR 10980
6473 * options.h (class General_options): Add --cref.
6474 * main.cc (main): Print cref table if --cref. Don't close mapfile
6475 until after printing cref table.
6476 * cref.cc: Include "symtab.h".
6477 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6478 (Cref_table_compare::operator()): New function.
6479 (Cref_inputs::gather_cref): New function.
6480 (filecol): New static const.
6481 (Cref_inputs::print_cref): New function.
6482 (Cref::print_cref): New function.
6483 * cref.h: Include <cstdio>.
6484 (class Cref): Update declarations.
6485 * mapfile.h (Mapfile::file): New function.
6486 * object.h (class Object): Define Symbols. Declare virtual
6487 do_get_global_symbols.
6488 (Object::get_global_symbols): New function.
6489 * object.cc (Input_objects::add_object): Pass object to cref_ if
6490 --cref.
6491 (Input_objects::archive_start): Likewise.
6492 (Input_objects::archive_stop): Likewise.
6493 (Input_objects::print_cref): New function.
6494 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6495 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6496 --cref.
6497 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6498 function.
6499 * plugin.h (class Sized_pluginobj): Update declarations.
6500
8781f709
ILT		 65012010-01-05 Ian Lance Taylor <iant@google.com>
6502
6503 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6504 to is_default_version. Rename insdef to insdefault.
6505 (Symbol_table::add_from_relobj): Rename def to is_default_version
6506 and local to is_forced_local.
6507 (Symbol_table::add_from_pluginobj): Likewise.
6508 (Symbol_table::add_from_dynobj): Likewise.
6509 (Symbol_table::define_special_symbol): Rename insdef to
6510 insdefault.
6511
fe35d28d
ILT		 65122010-01-04 Ian Lance Taylor <iant@google.com>
6513
30bc8c46
ILT		 6514 PR 10980
6515 * options.h (class General_options): Add
6516 --allow-multiple-definition and -z muldefs.
6517 * resolve.cc (Symbol_table::should_override): Don't warn about a
6518 multiple symbol definition if --allow-multiple-definition or -z
6519 muldefs.
6520
7eaea549
ILT		 6521 PR 10980
6522 * options.h (class General_options): Add --add-needed and
6523 --copy-dt-needed-entries. Tweak --as-needed help entry.
6524 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6525 error if --copy-dt-needed-entries aka --add-needed is used and
6526 would cause a change in behaviour.
6527
fe35d28d
ILT		 6528 PR 10980
6529 * options.h (class General_options): Add -G as a short version of
6530 --shared. Add no-op options -assert, -g, and -i.
6531
55a2bb35
ST		 65322010-01-04 Sriraman Tallam <tmsriram@google.com>
6533
6534 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6535 check for .text or .gnu.linkonce.t sections.
6536 * icf.cc (Icf::find_identical_sections): Ditto.
6537 Change the detection for mangled function name within the section
6538 name.
6539 * icf.h (is_section_foldable_candidate): New function.
6540
719328e1
ILT		 65412009-12-30 Ian Lance Taylor <iant@google.com>
6542
6543 PR 10980
6544 * options.h (class General_options): Permit two dashes with
6545 --retain-symbols-file.
6546
d7bb5745
ILT		 65472009-12-30 Ian Lance Taylor <iant@google.com>
6548
403a15dd
ILT		 6549 PR 10979
6550 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6551 don't put the file header and segment headers in the text
6552 segment.
6553
eda294df
ILT		 6554 PR 10979
6555 * common.cc (Sort_commons::operator()): Stabilize sort when both
6556 entries are NULL.
6557 (Symbol_table::do_allocate_commons_list): When allocating common
6558 symbols, skip a symbol which is no longer common.
6559 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6560 an object before checking its type.
6561 * testsuite/common_test_2.c: New file.
6562 * testsuite/common_test_3.c: New file.
6563 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6564 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6565 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6566 (common_test_2_pic.o, common_test_2.so): New targets.
6567 (common_test_3_pic.o, common_test_3.so): New targets.
6568 * testsuite/Makefile.in: Rebuild.
6569
d7bb5745
ILT		 6570 PR 10979
6571 * script.cc (read_input_script): If we see a new SECTIONS clause,
6572 and we have added an input section, give an error.
6573 * layout.h (class Layout): Add have_added_input_section function.
6574 Add have_added_input_section_ field.
6575 * layout.cc (Layout::Layout): Initialize
6576 have_added_input_section_.
6577 (Layout::layout): Set have_added_input_section_.
6578 (Layout::layout_eh_frame): Likewise.
6579
fc59c572
ILT		 65802009-12-30 Ian Lance Taylor <iant@google.com>
6581
6582 PR 10931
6583 * options.h (class General_options): Add --sort-common option.
6584 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6585 * common.cc (Sort_common): Add sort_order parameter to
6586 constructor. Add sort_order_ field.
6587 (Sort_commons::operator): Check sort_order_.
6588 (Symbol_table::allocate_commons): Determine the sort order.
6589 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6590 Change all callers.
6591 (Symbol_table::do_allocate_commons_list): Likewise.
6592
1c74fab0
ILT		 65932009-12-30 Ian Lance Taylor <iant@google.com>
6594
6595 PR 10916
6596 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6597 symbols from this object, don't change the visibility of an
6598 undefined symbol.
6599 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6600
6affe781
ILT		 66012009-12-30 Ian Lance Taylor <iant@google.com>
6602
6603 PR 10861
6604 * script.h (class Version_script_info): Define Language enum.
6605 Update declarations. Define Glob, Exact, and Lookup types. Add
6606 new fields globals_, locals_, and is_finalized_.
6607 * script.cc: Various formatting fixes.
6608 (class Parser_closure): Change language_stack_ from a vector of
6609 std::string to one of Version_script_info::Language. Adjust all
6610 uses accordingly.
6611 (class Lazy_demangler): Remove.
6612 (struct Version_expression): Change language from std::string to
6613 Version_script_info::Language.
6614 (Version_script_info::Version_script_info): New function.
6615 (Version_script_info::~Version_script_info): Don't call clear.
6616 (Version_script_info::finalize): New function.
6617 (Version_script_info::build_lookup_tables): New function.
6618 (Version_script_info::build_expression_list_lookup): New
6619 function.
6620 (Version_script_info::get_symbol_version_helper): Rewrite to use
6621 lookup tables.
6622 (Version_script_info::print_expression_list): Adjust to use
6623 Version_script_info::Language.
6624 (script_push_lex_into_version_mode): Check that the version script
6625 has not been finalized.
6626 (version_script_push_lang): Change language string to
6627 Version_script_info::Language.
6628 * options.cc (Command_line::version_script): New function.
6629 * options.h (class General_options): Add finalize_dynamic_list
6630 function. Change version_script from declaration to definition.
6631 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6632 * testsuite/version_script.map: Remove duplicate def of foo.
6633 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6634 version_script.map.
6635 * testsuite/Makefile.in: Rebuild.
6636
818bf354
ILT		 66372009-12-30 Ian Lance Taylor <iant@google.com>
6638
6639 PR 10843
6640 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6641 if the input symbol index is 0, make the output symbol index 0.
6642
ebcc8304
ILT		 66432009-12-30 Ian Lance Taylor <iant@google.com>
6644
6645 PR 10670
6646 * options.h (class General_options): Add -x/--discard-all.
6647 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6648 --discard-all. If the local symbol needs a dynamic entry, check
6649 that before handling --discard-locals.
6650
176fe33f
ILT		 66512009-12-30 Ian Lance Taylor <iant@google.com>
6652
bb321bb1
ILT		 6653 PR 10450
6654 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6655 flags to PF_R.
6656 (Output_segment::add_output_section): Don't change the flags if
6657 the type is PT_TLS.
6658
176fe33f
ILT		 6659 PR 10450
6660 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6661 GNU hash table if they need a dynamic value. Otherwise, don't add
6662 them if they are defined in a dynamic object or are forced local.
6663
e8cd95c7
ILT		 66642009-12-29 Ian Lance Taylor <iant@google.com>
6665
1b81fb71
ILT		 6666 PR 10450
6667 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6668 .gnu.hash table for a 32-bit target.
6669
8d6d383d
ILT		 6670 PR 10450
6671 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6672 regular and a dynamic object only needs a dynamic symbol table
6673 entry if it is externally visible.
6674
e785ec03
ILT		 6675 PR 10450
6676 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6677 constructor. Add global_offset_table_ field.
6678 (Target_i386::got_section): Set global_offset_table_.
6679 (Target_i386::do_finalize_sections): Set global_offset_table_
6680 size.
6681 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6682 in constructor. Add global_offset_table_ field.
6683 (Target_x86_64::got_section): Set global_offset_table_.
6684 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6685 size.
6686
1a2dff53
ILT		 6687 * layout.cc (Layout::Layout): Initialize increase_relro_.
6688 (Layout::get_output_section): Add is_relro, is_last_relro, and
6689 is_first_non_relro parameters. Change all callers.
6690 (Layout::choose_output_section): Likewise.
6691 (Layout::add_output_section_data): Likewise.
6692 (Layout::make_output_section): Likewise.
6693 (Layout::set_segment_offsets): Clear increase_relro when using a
6694 linker script.
6695 * layout.h (class Layout): Add increase_relro method. Add
6696 increase_relro_ field. Update declarations.
6697 * output.cc (Output_section::Output_section): Initialize
6698 is_last_relro_ and is_first_non_relro_.
6699 (Output_segment::add_output_section): Group relro sections is
6700 do_sort is true. Handle is_last_relro and is_first_non_relro.
6701 (Output_segment::maximum_alignment): Remove relro handling.
6702 (Output_segment::set_section_addresses): Add increase_relro
6703 parameter. Change all callers. Add initial alignment to align
6704 relro sections on separate page. Remove old relro handling.
6705 (Output_segment::set_section_list_addresses): Remove in_relro
6706 parameter. Change all callers.
6707 (Output_segment::set_offset): Add increase parameter. Change all
6708 callers. Remove old relro handling.
6709 * output.h (class Output_section): Add new methods: is_last_relro,
6710 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6711 Add is_last_relro_ and is_first_non_relro_ fields.
6712 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6713 Create separate .got.plt section. Call increase_relro.
6714 * x86_64.cc (Target_x86_64::got_section): Likewise.
6715 * testsuite/relro_script_test.t: Add .got.plt.
6716
f0ba79e2
ILT		 6717 PR 10450
6718 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6719 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6720 (Layout::finalize): Call set_dynamic_symbol_size.
6721 (Layout::set_dynamic_symbol_size): New function.
6722 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6723 set_dynamic_symbol_size.
6724
e8cd95c7
ILT		 6725 PR 10450
6726 * output.h (class Output_section): Add is_entsize_zero_ field.
6727 * output.cc (Output_section::Output_section): Initialize
6728 is_entsize_zero_.
6729 (Output_section::set_entsize): If two different entsizes are
6730 requested, force it to zero.
6731 (Output_section::add_input_section): Set flags for .debug_str
6732 before updating section flags. Set entsize.
6733 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6734 and SHF_STRING if all input sections have those flags.
6735
3e1b9a8a
RÁE		 67362009-12-29 Rafael Espindola <espindola@google.com>
6737
6738 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6739 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6740 reporting.
3e1b9a8a 6741
3dcad376
ST		 67422009-12-29 Sriraman Tallam <tmsriram@google.com>
6743
6744 * options.cc (General_options::parse_version): Allow -v to exit
6745 without an error if there is nothing to link.
6746
084e2665
ILT		 67472009-12-29 Ian Lance Taylor <iant@google.com>
6748
6749 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6750 using a version of gcc before 4.1.
6751 * configure: Rebuild.
6752
250acde3
CD		 67532009-12-28 Chris Demetriou <cgd@google.com>
6754
6755 * attributes.cc (Output_attributes_section_data::do_write): Use
6756 std::vector::front rather than std::vector::data.
6757
99fff23b
ILT		 67582009-12-28 Ian Lance Taylor <iant@google.com>
6759
6760 * symtab.h (class Symbol_table): Add enum Defined.
6761 * resolve.cc (Symbol_table::should_override): Add defined
6762 parameter. Change all callers. Test whether object is NULL
6763 before calling a method on it.
6764 (Symbol_table::report_resolve_problem): Add defined parameter.
6765 Change all callers.
6766 (Symbol_table::should_override_with_special): Likewise.
6767 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6768 parameter. Change all callers.
6769 (Symbol_table::do_define_in_output_data): Likewise.
6770 (Symbol_table::define_in_output_segment): Likewise.
6771 (Symbol_table::do_define_in_output_segment): Likewise.
6772 (Symbol_table::define_as_constant): Likewise.
6773 (Symbol_table::do_define_as_constant): Likewise.
6774 * script.h (class Symbol_assignment): Add is_defsym parameter to
6775 constructor; change all callers.
6776 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6777 parameter. Change all callers. Add is_defsym_ field.
6778 (class Parser_closure): Add parsing_defsym parameter to
6779 constructor; change all callers. Add parsing_defsym accessor
6780 function. Add parsing_defsym_ field.
6781
556bd683
ILT		 67822009-12-28 Ian Lance Taylor <iant@google.com>
6783
6784 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6785 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6786
1782c879
ILT		 67872009-12-23 Ian Lance Taylor <iant@google.com>
6788
6789 * i386.cc (Target_i386::do_calls_non_split): Recognize
6790 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6791 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6792 -fsplit-stack prologue when using %r11.
1782c879 6793
329ca2b1
ST		 67942009-12-21 Sriraman Tallam <tmsriram@google.com>
6795
6796 * options.cc (General_options::parse_version): Make -v continue and do
6797 the link like GNU ld does.
6798
d675ff46
RÁE		 67992009-12-17 Rafael Avila de Espindola <espindola@google.com>
6800
6801 * Makefile.am (CCFILES): Add timer.cc.
6802 (HFILES): Add timer.h.
6803 * configure.ac: Check for sysconf and times.
6804 * main.cc: include timer.h.
6805 (main): Use Timer instead of get_run_time.
6806 * timer.cc: New.
6807 * timer.h: New.
6808 * workqueue.cc: include timer.h.
6809 (Workqueue::find_and_run_task):
6810 Report user, sys and wall time.
6811 * Makefile.in: Regenerate.
6812 * config.in: Regenerate.
6813 * configure: Regenerate.
6814
d6344fb5
DK		 68152009-12-16 Doug Kwan <dougkwan@google.com>
6816
6817 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6818 sections.
6819 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6820 relaxed input sections.
6821 * output.cc (Output_section::find_relaxed_input_section): Change
6822 return type to Output_relaxed_input_section pointer. Adjust code
6823 for new type of relaxed_input_section_map_.
6824 * output.h (Output_section::find_relaxed_input_section): Change
6825 return type to Output_relaxed_input_section pointer.
6826 (Output_section::Output_relaxed_input_section_by_input_section_map):
6827 New type.
6828 (Output_section::relaxed_input_section_map_): Change type to
6829 Output_section::Output_relaxed_input_section_by_input_section_map.
6830 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6831 input section.
6832
0e0d5469
ILT		 68332009-12-15 Ian Lance Taylor <iant@google.com>
6834
6835 * layout.cc (Layout::create_shstrtab): Only write out after input
6836 sections if we are compressing debug sections.
6837
0649a889
ILT		 68382009-12-15 Ian Lance Taylor <iant@google.com>
6839
6840 * archive.cc (Archive::add_symbols): Only look up a symbol without
6841 a version if there is, in fact, a version.
6842
2ea97941
ILT		 68432009-12-14 Ian Lance Taylor <iant@google.com>
6844
6845 Revert -Wshadow changes, all changes from:
6846 2009-12-11 Doug Kwan <dougkwan@google.com>
6847 2009-12-11 Nick Clifton <nickc@redhat.com>
6848 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6849
b0eec2cc
DK		 68502009-12-11 Doug Kwan <dougkwan@google.com>
6851
6852 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6853 due to -Wshadow.
6854 * attributes.cc (Object_attribute::size): Ditto.
6855 (Attributes_section_data::size): Ditto.
6856 (Attributes_section_data::Attributes_section_data): Ditto.
6857 (Output_attributes_section_data::do_write): Ditto.
6858 * attributes.h (Object_attribute::set_type): Ditto.
6859 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6860
91d6fa6a
NC		 68612009-12-11 Nick Clifton <nickc@redhat.com>
6862
6863 * archive.cc: Fix shadowed variable warnings.
6864 * arm.cc: Likewise.
6865 * compressed_output.cc: Likewise.
6866 * compressed_output.h: Likewise.
6867 * configure: Likewise.
6868 * dwarf_reader.cc: Likewise.
6869 * dynobj.cc: Likewise.
6870 * dynobj.h: Likewise.
6871 * ehframe.cc: Likewise.
6872 * ehframe.h: Likewise.
6873 * errors.cc: Likewise.
6874 * expression.cc: Likewise.
6875 * fileread.cc: Likewise.
6876 * fileread.h: Likewise.
6877 * freebsd.h: Likewise.
6878 * i386.cc: Likewise.
6879 * icf.cc: Likewise.
6880 * incremental.h: Likewise.
6881 * layout.cc: Likewise.
6882 * layout.h: Likewise.
6883 * mapfile.cc: Likewise.
6884 * merge.cc: Likewise.
6885 * merge.h: Likewise.
6886 * object.cc: Likewise.
6887 * object.h: Likewise.
6888 * options.h: Likewise.
6889 * output.cc: Likewise.
6890 * output.h: Likewise.
6891 * parameters.cc: Likewise.
6892 * plugin.cc: Likewise.
6893 * powerpc.cc: Likewise.
6894 * reduced_debug_output.cc: Likewise.
6895 * reduced_debug_output.h: Likewise.
6896 * reloc.cc: Likewise.
6897 * reloc.h: Likewise.
6898 * resolve.cc: Likewise.
6899 * script-sections.cc: Likewise.
6900 * script.cc: Likewise.
6901 * script.h: Likewise.
6902 * sparc.cc: Likewise.
6903 * symtab.cc: Likewise.
6904 * symtab.h: Likewise.
6905 * target-select.cc: Likewise.
6906 * target-select.h: Likewise.
6907 * token.h: Likewise.
6908 * workqueue.cc: Likewise.
6909 * workqueue.h: Likewise.
6910 * x86_64.cc: Likewise.
6911
a0351a69
DK		 69122009-12-10 Doug Kwan <dougkwan@google.com>
6913
6914 * arm.cc (attributes.h): New include.
6915 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6916 (Arm_relobj::~Arm_relobj): Delete object pointed by
6917 attributes_section_data_.
6918 (Arm_relobj::attributes_section_data): New method definition.
6919 (Arm_relobj::attributes_section_data_): New data member declaration.
6920 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6921 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6922 attributes_section_data_.
6923 (Arm_dynobj::attributes_section_data): New method definition.
6924 (Arm_dynobj::attributes_section_data_): New data member declaration.
6925 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6926 initialization value of may_use_blx_ to false.
6927 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6928 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6929 object attributes to compute results instead of hard-coding.
6930 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6931 Target_arm::get_secondary_compatible_arch,
6932 Target_arm::set_secondary_compatible_arch
6933 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6934 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6935 New method declarations.
6936 (Target_arm::get_aeabi_object_attribute): New method definition.
6937 (Target_arm::attributes_section_data_): New data member declaration.
6938 (read_arm_attributes_section): New template definition.
6939 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6940 (Arm_dynobj::do_read_symbols): Ditto.
6941 (Target_arm::do_finalize_sections): Merge attributes sections from
6942 input. Check for BLX use after attributes section merging.
6943 Fix __exidx_start and __exidx_end visibility. Create an
6944 .ARM.attributes section if necessary.
6945 (Target_arm::get_secondary_compatible_arch,
6946 Target_arm::set_secondary_compatible_arch,
6947 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6948 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6949 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6950 New method definitions.
6951
b59befec
ILT		 69522009-12-09 Ian Lance Taylor <iant@google.com>
6953
6954 * plugin.cc (Plugin::load): Don't cast from void* to a function
6955 pointer.
6956
1276bc89
ILT		 69572009-12-09 Ian Lance Taylor <iant@google.com>
6958
6959 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6960 information fields.
6961
2f2de248
L		 69622009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6963
6964 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6965 Replace two_file_shared_1.so with two_file_shared_2.so.
6966 * testsuite/Makefile.in: Regenerated.
6967
4f787271
DK		 69682009-12-08 Doug Kwan <dougkwan@google.com>
6969
6970 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6971 (HFILES): Add attributes.h and int_encoding.h.
6972 * Makefile.in: Regenerate.
6973 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6974 function definitions to int_encoding.cc
6975 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6976 prototypes to int_encoding.h
6977 * reduced_debug_output.cc (int_encoding.h): New include.
6978 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6979 function definitions to int_encoding.cc
6980 (insert_into_vector, read_from_pointer): Move template definitions to
6981 int_encoding.h
6982 * attributes.cc: New file.
6983 * attributes.h: New file.
6984 * int_encoding.cc: New file.
6985 * int_encoding.h: New file.
6986
20b52f1a
RÁE		 69872009-12-07 Rafael Avila de Espindola <espindola@google.com>
6988
6989 PR gold/11055
6990 * incremental-dump.cc (dump_incremental_inputs): New.
6991 (main): Use dump_incremental_inputs.
6992
53d7974c
L		 69932009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6994
6995 PR gold/10893
6996 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6997 checking elfcpp::STT_FUNC.
6998 (Target_i386::Relocate::relocate): Likewise.
6999 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7000
7001 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7002 symbols from shared libraries into normal FUNC symbols.
7003
7004 * symtab.h (Symbol): Add is_func and use it.
7005
05a352e6
DK		 70062009-12-05 Doug Kwan <dougkwan@google.com>
7007
7008 * arm.cc (Target_arm::arm_info): Initialize new fields
7009 attributes_section and attributes_vendor.
7010 * i386.cc (Target_i386::i386_info): Same.
7011 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7012 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7013 fields attributes_section and attributes_vendor.
53d7974c 7014 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7015 * target.h (Target::attributes_section, Target::attributes_vendor,
7016 Target::is_attributes_section, Target::attribute_arg_type,
7017 Target::attributes_order): New method definitions.
7018 (Target::Target_info::attributes_section,
7019 Target::Target_info::attributes_vendor): New fields.
7020 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7021 virtual method definitions.
7022 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7023 attributes_section and attributes_vendor.
7024 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7025
f4e5969c
DK		 70262009-12-05 Doug Kwan <dougkwan@google.com>
7027
7028 * arm.cc: Update comments about interworking and stub generation.
7029 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7030 considered as non-PIC.
7031 (Arm_relocate_functions::base_abs): Fix formatting.
7032 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7033 of function to use GOT entry address instead of offset.
7034 (Target_arm::Scan::global): Issue an error if a symbol would need a
7035 PLT does not get one because it is untyped. Remove code to create
7036 dynamic symbols for relative branches.
7037 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7038 takes unsigned integer instead of boolean.
7039
1abce4a6
L		 70402009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7041
7042 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7043 (two_file_test_LDADD): Likewise.
7044 (common_test_1_LDADD): Likewise.
7045 (exception_test_LDADD) Likewise.
7046 (weak_test_LDADD): Likewise.
7047 (many_sections_test_LDADD): Likewise.
7048 (initpri1_LDADD): Likewise.
7049 (script_test_1_LDADD): Likewise.
7050 (script_test_2_LDADD): Likewise.
7051 (justsyms_LDADD): Likewise.
7052 (binary_test_LDADD): Likewise.
7053 (large_LDADD): Likewise.
7054 * testsuite/Makefile.in: Regenerated.
7055
adcf2816 70562009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7057
adcf2816
L		 7058 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7059 (Symbol_table::override_with_special): Likewise.
7060 (Symbol_table::add_from_object): Likewise.
7061
28e67f5d
RÁE		 70622009-12-04 Rafael Avila de Espindola <espindola@google.com>
7063
7064 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7065 Don't set the data_offset twice.
7066
ae10a101
RÁE		 70672009-12-04 Rafael Avila de Espindola <espindola@google.com>
7068
7069 * testsuite/Makefile.in: Regenerate.
7070
f59f41f3
DK		 70712009-12-03 Doug Kwan <dougkwan@google.com>
7072
7073 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7074 (Target_arm::do_finalize_sections): Add parameter for symbol table
7075 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7076 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7077 parameter for symbol table pointer.
7078 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7079 an additional parameter for a pointer to symbol table.
7080 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7081 parameter for a symbol table pointer.
7082 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7083 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7084 Ditto.
7085 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7086 parameter for a symbol table pointer.
7087
ca55d848
RÁE		 70882009-12-03 Rafael Avila de Espindola <espindola@google.com>
7089
7090 * incremental.cc (Incremental_inputs_header)
7091 (Incremental_inputs_header_write, Incremental_inputs_entry)
7092 (Incremental_inputs_entry_write): Move ...
7093 * incremental.h (Incremental_inputs_header)
7094 (Incremental_inputs_header_write, Incremental_inputs_entry)
7095 (Incremental_inputs_entry_write): here.
7096
3aec4f9c
RÁE		 70972009-12-02 Rafael Avila de Espindola <espindola@google.com>
7098
7099 * incremental.cc (make_sized_incremental_binary): Set the target.
7100 Error if it is incompatible.
7101 * output.h (Output_file): Add filename method.
7102
9c0ae74d
RÁE		 71032009-12-02 Rafael Avila de Espindola <espindola@google.com>
7104
7105 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7106 from the get_* methods.
7107
a45500ae
RÁE		 71082009-12-02 Rafael Avila de Espindola <espindola@google.com>
7109
7110 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7111 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7112 Write 0 for the data_offset of scripts.
7113
325e6408
RÁE		 71142009-12-02 Rafael Avila de Espindola <espindola@google.com>
7115
7116 * testsuite/Makefile.am: Add the incremental_test.sh test.
7117 * testsuite/incremental_test.sh: New.
7118 * testsuite/incremental_test_1.c: New.
7119 * testsuite/incremental_test_2.c: New.
7120
954c3e2e
RÁE		 71212009-12-01 Rafael Avila de Espindola <espindola@google.com>
7122
7123 * incremental-dump.cc (main): Fix typos.
7124
f8086623
RÁE		 71252009-11-27 Rafael Avila de Espindola <espindola@google.com>
7126
7127 PR gold/11025
7128 * incremental-dump.cc (main): Use llu to print 64 bit values.
7129
3b0dd6ac
L		 71302009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7131 H.J. Lu <hongjiu.lu@intel.com>
7132
7133 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7134 $(LIBDL).
7135 (incremental_dump_LDADD): Likewise.
7136 * Makefile.in: Regenerated.
7137
a6d1ef57 71382009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7139
a6d1ef57
DK		 7140 Revert:
7141
7142 2009-11-25 Doug Kwan <dougkwan@google.com>
7143
7144 * arm.cc (Target_arm::Target_arm): Move method definition
7145 outside of class definition. Add code to handle
7146 --target1-rel, --target1-abs and --target2= options.
7147 (Target_arm::get_reloc_reloc_type): Change method to be
7148 non-static and const.
7149 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7150 New data member declaration.
7151 (Target_arm::Scan::local, Target_arm::Scan::global,
7152 Target_arm::Relocate::relocate,
7153 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7154 Adjust call to Target_arm::get_real_reloc_type.
7155 (Target_arm::get_real_reloc_type): Use command line options
7156 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7157 * options.h (--target1-rel, --target1-abs, --target2): New
7158 ARM-only options.
7159
50aeb7d4
DK		 71602009-11-25 Doug Kwan <dougkwan@google.com>
7161
7162 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7163 class definition. Add code to handle --target1-rel, --target1-abs
7164 and --target2= options.
7165 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7166 and const.
7167 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7168 member declaration.
7169 (Target_arm::Scan::local, Target_arm::Scan::global,
7170 Target_arm::Relocate::relocate,
7171 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7172 call to Target_arm::get_real_reloc_type.
7173 (Target_arm::get_real_reloc_type): Use command line options to
7174 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7175 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7176 options.
7177
51938283
DK		 71782009-11-25 Doug Kwan <dougkwan@google.com>
7179
7180 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7181 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7182 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7183 formatting.
7184 (Arm_relocate_functions::thm_call): Replace body with a call to
7185 Arm_relocate_functions::thumb_branch_common.
7186 (Arm_relocate_functions::thm_jump24,
7187 Arm_relocate_functions::thm_xpc22): New method definitions.
7188 (Arm_relocate_functions::thumb_branch_common): New method definition.
7189 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7190 operator.
7191 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7192 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7193
e2b8f3c4
RÁE		 71942009-11-24 Rafael Avila de Espindola <espindola@google.com>
7195
7196 * Makefile.am: Build incremental-dump
7197 * Makefile.in: Regenerate.
7198 * incremental-dump.cc: New.
7199 * incremental.cc (Incremental_inputs_header_data,
7200 Incremental_inputs_entry_data): Move to incremental.h
7201 * incremental.h: (Incremental_inputs_header_data,
7202 Incremental_inputs_entry_data): Move from incremental.cc
7203
bcba9aec
RÁE		 72042009-11-24 Rafael Avila de Espindola <espindola@google.com>
7205
7206 * incremental.cc (Incremental_inputs_header,
7207 Incremental_inputs_header_write, Incremental_inputs_entry,
7208 Incremental_inputs_entry_write): Add a typedef with the data type.
7209
7c3afe08
RÁE		 72102009-11-24 Rafael Avila de Espindola <espindola@google.com>
7211
7212 * incremental.cc (Incremental_inputs_header,
7213 Incremental_inputs_header_write, Incremental_inputs_entry,
7214 Incremental_inputs_entry_write): Update comment about which
7215 type has the filed descriptions.
7216
d204b6e9
DK		 72172009-11-15 Doug Kwan <dougkwan@google.com>
7218
7219 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7220 (Arm_relocate_functions::arm_branch_common): Change method defintion
7221 in class definition to a method declaration and update list of formal
7222 parameters.
7223 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7224 Arm_relocation_functions::jump24): Adjust call to
7225 Arm_relocate_functions::arm_branch_common. Update list of formal
7226 parameters.
7227 (Arm_relocate_functions::xpc25): New method definition.
7228 (Arm_relocate_functions::arm_branch_common): Move method defintion
7229 out from class definition. Use stubs for mode-switching and extending
7230 branch ranges.
7231 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7232 specially. Change code to enable use of stubs in ARM branches.
7233
43d12afe
DK		 72342009-11-10 Doug Kwan <dougkwan@google.com>
7235
7236 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7237 in method declaration.
7238 (Target_arm::relocate_stub): New method declaration.
7239 (Target_arm::default_target): Change to return a pointer instead of
7240 a const reference.
7241 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7242 Target_arm::default_target.
7243 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7244 method definition.
7245 (Target_arm::relocate_section): Adjust view.
7246 (Target_arm::relocate_stub): New method definition.
7247
ac33a407
DK		 72482009-11-10 Doug Kwan <dougkwan@google.com>
7249
7250 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7251 a format warning.
7252 * incremental.cc (open_incremental_binary): Initialized local
7253 variables to avoid warnings.
7254 * object.cc (make_elf_object): Ditto.
7255 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7256 a format warning.
e1df38aa 7257
88ee28e9
L		 7258009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7259
7260 PR gold/10930
7261 * testsuite/plugin_test.c: Include "config.h".
7262
2daedcd6
DK		 72632009-11-09 Doug Kwan <dougkwan@google.com>
7264
7265 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7266 (arm_symbol_value): Remove.
7267 (Arm_relocate_functions::arm_branch_common,
7268 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7269 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7270 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7271 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7272 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7273 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7274 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7275 Arm_relocate_functions::thm_mobw_abs_nc,
7276 Arm_relocate_functions::thm_mov_abs,
7277 Arm_relocate_functions::movw_prel_nc,
7278 Arm_relocate_functions::thm_movt_abs,
7279 Arm_relocate_functions::movt_prel,
7280 Arm_relocate_functions::thm_movw_prel_nc,
7281 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7282 (Target_arm::Relocate::relocate): Only decompose address into two
7283 parts if relocation type uses the thumb-bit and pass the actual
7284 bit instead of a flag indicating that the thumb-bit is used. Adjust
7285 calls to methods in Arm_relocate_functions for this change.
7286
1276bc89 72872009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7288
7289 PR 10925
7290 * reloc.cc: Instantiate
7291 Sized_relobj::initialize_input_to_output_maps and
7292 Sized_relobj:free_input_to_output_maps.
7293
e53ad1b5
ILT		 72942009-11-06 Ian Lance Taylor <iant@google.com>
7295
7296 PR 10876
7297 * defstd.cc (in_segment): Set only_if_ref true for "end".
7298
eb44217c
DK		 72992009-11-06 Doug Kwan <dougkwan@google.com>
7300
7301 * arm.cc (class Reloc_stub): Correct a comment.
7302 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7303 (Target_arm::scan_section_for_stubs): New method declaration.
7304 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7305 Change methods from private to protected.
7306 (Target_arm::do_may_relax): New method definition.
7307 (Target_arm::do_relax, Target_arm::group_sections,
7308 Target_arm::scan_reloc_for_stub,
7309 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7310 (Target_arm::arm_input_section_map_): New data member declaration.
7311 (Target_arm::scan_reloc_for_stub,
7312 Target_arm::scan_reloc_section_for_stubs,
7313 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7314 Target_arm::do_relax): New method definitions.
7315
5d329b7d
ILT		 73162009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7317
7318 * configure.ac: Check for (struct stat)::st_mtim
7319 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7320 * config.in: Regenerate.
7321 * configure: Regenerate.
7322
96a0d71b
ILT		 73232009-11-05 Ian Lance Taylor <iant@google.com>
7324
7325 PR 10910
7326 * output.cc (Output_segment::add_output_section): Add missing
7327 return statement.
7328
594c8e5e
ILT		 73292009-11-04 Ian Lance Taylor <iant@google.com>
7330
7331 PR 10880
7332 * object.h (class Object): Add is_needed and set_is_needed
7333 methods. Add is_needed_ field. Make bool fields into bitfields.
7334 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7335 defined in a dynamic object and referenced by a regular object,
7336 set is_needed for the dynamic object.
7337 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7338 if the file is marked with as_needed and it is not needed.
7339
22b127cc
ILT		 73402009-11-04 Ian Lance Taylor <iant@google.com>
7341
7342 PR 10887
7343 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7344 tags if data is discarded by linker script.
7345 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7346 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7347 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7348 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7349
f5c870d2
ILT		 73502009-11-04 Ian Lance Taylor <iant@google.com>
7351
7352 * layout.cc (Layout::get_output_section): Add is_interp and
7353 is_dynamic_linker_section parameters. Change all callers.
7354 (Layout::choose_output_section): Likewise.
7355 (Layout::make_output_section): Likewise.
7356 (Layout::add_output_section_data): Add is_dynamic_linker_section
7357 parameter. Change all callers.
7358 * layout.h (class Layout): Update declarations.
7359 * output.h (class Output_section): Add is_interp, set_is_interp,
7360 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7361 Add is_interp_, is_dynamic_linker_section_ fields. Change
7362 generate_code_fills_at_write_ to a bitfield.
7363 * output.cc (Output_section::Output_sections): Initialize new
7364 fields.
7365 (Output_segment::add_output_section): Add do_sort parameter.
7366 Change all callers.
7367
1ae4d23b
ILT		 73682009-11-03 Ian Lance Taylor <iant@google.com>
7369
7370 PR 10860
7371 * options.h (class General_options): Add --warn-common.
7372 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7373 merging two common symbols.
7374 (Symbol_table::should_override): Handle --warn-common when merging
7375 a common symbol with a defined symbol. Use report_resolve_problem
7376 for multiple definitions.
7377 (Symbol_table::report_resolve_problem): New function.
7378 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7379
55da9579
DK		 73802009-11-03 Doug Kwan <dougkwan@google.com>
7381
7382 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7383 stub_factory_.
7384 (Target_arm::stub_factory): New method definition.
7385 (Target_arm::new_arm_input_section,
7386 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7387 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7388 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7389 New type definitions.
7390 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7391 member declarations.
7392 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7393 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7394 New method definitions.
7395
37a9ac43
ILT		 73962009-11-03 Ian Lance Taylor <iant@google.com>
7397
7398 * options.h (class General_options): Add --warn_constructors.
7399
b3d6a3d4
ILT		 74002009-11-03 Ian Lance Taylor <iant@google.com>
7401
7402 PR 10893
7403 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7404 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7405
934b01dd
ILT		 74062009-11-03 Ian Lance Taylor <iant@google.com>
7407
7408 PR 10895
7409 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7410 --msgid-bugs-address.
7411 (install-pdf): New target.
7412 (install-data_yes): Look up one directory to find mkinstalldirs.
7413
03c1939b
L		 74142009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7415
7416 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7417 tree.
7418
ebd95253
DK		 74192009-10-30 Doug Kwan <dougkwan@google.com>
7420
7421 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7422
e9bbb538
DK		 74232009-10-30 Doug Kwan <dougkwan@google.com>
7424
7425 * arm.cc (Stub_addend_reader): New struct template definition
7426 and partial specializations.
7427 (Stub_addend_reader::operator()): New method definition for a
7428 partially specialized template.
7429
d5b40221
DK		 74302009-10-30 Doug Kwan <dougkwan@google.com>
7431
7432 * arm.cc (Arm_relobj::processor_specific_flags): New method
7433 definition.
7434 (Arm_relobj::do_read_symbols): New method declaration.
7435 (Arm_relobj::processor_specific_flags_): New data member declaration.
7436 (Arm_dynobj): New class definition.
7437 (Target_arm::do_finalize_sections): Add input_objects parameter.
7438 (Target_arm::do_adjust_elf_header): New method declaration.
7439 (Target_arm::are_eabi_versions_compatible,
7440 (Target_arm::merge_processor_specific_flags): New method declaration.
7441 (Target_arm::do_make_elf_object): New overloaded method definitions
7442 and declaration.
7443 (Arm_relobj::do_read_symbols): New method definition.
7444 (Arm_dynobj::do_read_symbols): Ditto.
7445 (Target_arm::do_finalize_sections): Add input_objects parameters.
7446 Merge processor-specific flags from all input objects.
7447 (Target_arm::are_eabi_versions_compatible,
7448 Target_arm::merge_processor_specific_flags,
7449 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7450 New method definitions.
7451 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7452 Input_objects pointer type parameter.
7453 * layout.cc (Layout::finalize): Pass input objects to target's.
7454 finalize_sections function.
7455 * output.cc (Output_file_header::do_sized_write): Set ELF file
7456 header's processor-specific flags.
7457 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7458 Input_objects pointer type parameter.
7459 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7460 * target.h (Input_objects): New forward class declaration.
7461 (Target::processor_specific_flags,
7462 Target::are_processor_specific_flags_sect): New method definitions.
7463 (Target::finalize_sections): Add input_objects parameter.
7464 (Target::Target): Initialize processor_specific_flags_ and
7465 are_processor_specific_flags_set_.
7466 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7467 parameter.
7468 (Target::set_processor_specific_flags): New method definition.
7469 (Target::processor_specific_flags_,
7470 Target::are_processor_specific_flags_set_): New data member
7471 declarations.
7472 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7473 Input_objects pointer type parameter.
7474
ebabffbd
DK		 74752009-10-30 Doug Kwan <dougkwan@google.com>
7476
7477 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7478
ad0f2072
ILT		 74792009-10-28 Ian Lance Taylor <iant@google.com>
7480
7481 * object.h (class Relobj): Drop options parameter from
7482 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7483 do_scan_relocs, do_relocate. Change all callers.
7484 (class Sized_relobj): Drop options parameters from
7485 do_gc_process_relocs, do_scan_relocs, do_relocate,
7486 do_relocate_sections, relocate_sections, emit_relocs_scan,
7487 emit_relocs_scan_reltype. Change all callers.
7488 (struct Relocate_info): Remove options field and all references to
7489 it.
7490 * reloc.h (class Read_relocs): Remove options constructor
7491 parameter and options_ field. Change all callers.
7492 (class Gc_process_relocs, class Scan_relocs): Likewise.
7493 (class Relocate_task): Likewise.
7494 * target-reloc.h (scan_relocs): Remove options parameter. Change
7495 all callers.
7496 (scan_relocatable_relocs): Likewise.
7497 * target.h (class Sized_target): Remove options parameter from
7498 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7499 all callers.
7500 * gc.h (gc_process_relocs): Remove options parameter. Change all
7501 callers.
7502 * arm.cc: Update functions to remove options parameters.
7503 * i386.cc: Likewise.
7504 * powerpc.cc: Likewise.
7505 * sparc.cc: Likewise.
7506 * x86_64.cc: Likewise.
7507 * testsuite/testfile.cc: Likewise.
7508
8ffa3667
DK		 75092009-10-28 Doug Kwan <dougkwan@google.com>
7510
7511 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7512 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7513 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7514 New method definitions.
7515
40f36857
CC		 75162009-10-28 Cary Coutant <ccoutant@google.com>
7517
7518 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7519 (Plugin::cleanup_done_): New member.
7520 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7521 (Plugin_manager::cleanup_done_): Remove.
7522 (Plugin_manager::add_input_file): Edit error message.
7523 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7524 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7525
2c849493
ILT		 75262009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7527
7528 * fileread.cc: (File_read::View::~View): Use the new
7529 data_ownership_ filed.
7530 (File_read::~File_read): Dispose the new whole_file_view_.
7531 (File_read::open): Mmap the whole file if needed.
7532 (File_read::open): Use whole_file_view_ instead of contents_.
7533 (File_read::find_view): Use whole_file_view_ if applicable.
7534 (File_read::do_read): Use whole_file_view_ instead of contents_.
7535 (File_read::make_view): Use whole_file_view_ instead of contents_,
7536 update File_read::View::View call.
7537 (File_read::find_or_make_view): Update File_read::View::View
7538 call.
7539 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7540 remove contents_
7541 (File_read::View::Data_ownership): New enum.
7542 (File_read::View::View): Replace bool mapped_ with Data_ownership
7543 argument.
7544 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7545 (File_read::View::data_ownership_): New field.
7546 (File_read::contents_): Remove (replaced by whole_file_view_).
7547 (File_read::whole_file_view_): New field.
7548 * options.h (class General_options): Add --keep-files-mapped.
7549
24998053
CC		 75502009-10-27 Cary Coutant <ccoutant@google.com>
7551
7552 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7553 * testsuite/Makefile.am (plugin_test_5): New test case.
7554 * testsuite/Makefile.in: Regenerate.
7555
72adc4fa
DK		 75562009-10-25 Doug Kwan <dougkwan@google.com>
7557
7558 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7559 from private to protected to allow access by child class.
7560 (Sized_relobj::do_relocate_sections): New method declaration.
7561 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7562 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7563 Sized_relobj::relocate_sections. Instantiate template explicitly
7564 for different target sizes and endianity.
7565
07f508a2
DK		 75662009-10-24 Doug Kwan <dougkwan@google.com>
7567
7568 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7569 (Arm_input_section::as_arm_input_section): New method.
7570 (Arm_output_section): New class definition.
7571 (Arm_output_section::create_stub_group,
7572 Arm_output_section::group_sections): New method definitions.
7573
10ad9fe5
DK		 75742009-10-22 Doug Kwan <dougkwan@google.com>
7575
7576 * arm.cc (Arm_input_section): New class definition.
7577 (Arm_input_section::init, Arm_input_section:do_write,
7578 Arm_input_section::set_final_data_size,
7579 Arm_input_section::do_reset_address_and_file_offset): New method
7580 definitions.
7581
56ee5e00
DK		 75822009-10-21 Doug Kwan <dougkwan@google.com>
7583
7584 * arm.cc (Stub_table, Arm_input_section): New forward class
7585 declarations.
7586 (Stub_table): New class defintion.
7587 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7588 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7589 New method definition.
7590
b569affa
DK		 75912009-10-21 Doug Kwan <dougkwan@google.com>
7592
7593 * arm.cc: Update copyright comments.
7594 (Target_arm): New forward class template declaration.
7595 (Arm_address): New type.
7596 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7597 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7598 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7599 constants.
7600 (Insn_template): Same.
7601 (DEF_STUBS): New macro.
7602 (Stub_type): New enum type.
7603 (Stub_template): New class definition.
7604 (Stub): Same.
7605 (Reloc_stub): Same.
7606 (Stub_factory): Same.
7607 (Target_arm::Target_arm): Initialize may_use_blx_ and
7608 should_force_pic_veneer_.
7609 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7610 Target_arm::should_force_pic_veneer,
7611 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7612 Target_arm::using_thumb_only, Target_arm:;default_target): New
7613 method defintions.
7614 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7615 New data member declarations.
7616 (Insn_template::size, Insn_template::alignment): New method defintions.
7617 (Stub_template::Stub_template): New method definition.
7618 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7619 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7620 (Stub_factory::Stub_factory): New method definition.
7621 * gold.h (string_hash): New template.
7622 * output.h (Input_section_specifier::hash_value): Use
7623 gold::string_hash.
7624 (Input_section_specifier::string_hash): Remove.
7625 * stringpool.cc (Stringpool_template::string_hash): Use
7626 gold::string_hash.
7627
6c172549
DK		 76282009-10-20 Doug Kwan <dougkwan@google.com>
7629
7630 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7631 symbols of relaxed input sections.
7632 * output.h (Output_section::find_relaxed_input_section): Make
7633 method public.
7634
c5617f2f
DK		 76352009-10-16 Doug Kwan <dougkwan@google.com>
7636
7637 * dynobj.cc (Versions::Versions): Initialize version_script_.
7638 Only insert base version symbol definition for a shared object
7639 if version script defines any version versions.
7640 (Versions::define_base_version): New method definition.
7641 (Versions::add_def): Check that base version is not needed.
7642 (Versions::add_need): Define base version lazily.
7643 * dynobj.h (Versions::define_base_version): New method declaration.
7644 (Versions::needs_base_version_): New data member declaration.
7645 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7646 (check_DATA): Add no_version_test.stdout.
7647 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7648 New make rules.
7649 * testsuite/Makefile.in: Regenerate.
7650 * testsuite/no_version_test.c: New file.
7651 * testsuite/no_version_test.sh: Ditto.
7652
3c12dcdb
DK		 76532009-10-16 Doug Kwan <dougkwan@google.com>
7654
7655 * expression.cc (class Segment_start_expression): New class definition.
7656 (Segment_start_expression::value): New method definition.
7657 (script_exp_function_segment_start): Return a new
7658 Segment_start_expression.
7659 * gold/script-c.h (script_saw_segment_start_expression): New function
7660 prototype.
7661 * script-sections.cc (Script_sections::Script_sections): Initialize
7662 SAW_SEGMENT_START_EXPRESSION_ to false.
7663 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7664 and -Tbbs options to specify section addresses if given in
7665 command line and no SEGMENT_START expression is seen in a script.
7666 * script-sections.h (Script_sections::saw_segment_start_expression,
7667 Script_sections::set_saw_segment_start_expression): New method
7668 definition.
7669 (Script_sections::saw_segment_start_expression_): New data member
7670 declaration.
7671 * script.cc (script_saw_segment_start_expression): New function.
7672 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7673 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7674 script_test_7.sh and script_test_8.sh.
7675 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7676 script_test_8.stdout.
7677 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7678 (script_test_6, script_test_6.stdout, script_test_7,
7679 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7680 * Makefile.in: Regenerate.
7681 * testsuite/script_test_6.sh: New file.
7682 * testsuite/script_test_6.t: Same.
7683 * testsuite/script_test_7.sh: Same.
7684 * testsuite/script_test_7.t: Same.
7685 * testsuite/script_test_8.sh: Same.
7686
64b1ae37
DK		 76872009-10-16 Doug Kwan <dougkwan@google.com>
7688
7689 * output.cc (Output_segment::set_section_list_address): Cast
7690 expressions to unsigned long long type to avoid format warnings.
7691
661be1e2
ILT		 76922009-10-15 Ian Lance Taylor <iant@google.com>
7693
12edd763 7694 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7695 dot assignment to script_sections_.
12edd763
ILT		 7696 * script-sections.cc (Script_sections::add_dot_assignment):
7697 Initialize if necessary.
7698
68b6574b
ILT		 7699 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7700 program headers with no load segment if there is a linker script.
7701
661be1e2
ILT		 7702 * layout.cc (Layout::set_segment_offsets): Align the file offset
7703 to the segment aligment for -N or -n with no load segment.
7704 * output.cc (Output_segment::add_output_section): Don't crash if
7705 the first section is a TLS section.
7706 (Output_segment::set_section_list_addresses): Print an error
7707 message if the address moves backward in a linker script.
7708 * script-sections.cc
7709 (Output_section_element_input::set_section_addresses): Don't
7710 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7711 (Orphan_output_section::set_section_addresses): Likewise.
7712
f15f61a7
DK		 77132009-10-15 Doug Kwan <dougkwan@google.com>
7714
7715 * layout.cc (Layout::finish_dynamic_section): Generate tags
7716 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7717 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7718 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7719
82bb573a
ILT		 77202009-10-14 Ian Lance Taylor <iant@google.com>
7721
7722 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7723 fields.
7724 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7725 data_shdr fields of relinfo.
7726 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7727 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7728 R_386_TLS_LDO_32, adjust based on section flags.
7729 (Target_i386::Relocate::fix_up_ldo): Remove.
7730
374ad285
ILT		 77312009-10-13 Ian Lance Taylor <iant@google.com>
7732
7733 Add support for -pie.
7734 * options.h (class General_options): Add -pie and
7735 --pic-executable.
7736 (General_options::output_is_position_independent): Test -pie.
7737 (General_options::output_is_executable): Return true if not shared
7738 and not relocatable.
7739 (General_options::output_is_pie): Remove.
7740 * options.cc (General_options::finalize): Reject incompatible uses
7741 of -pie.
7742 * gold.cc (queue_middle_tasks): A -pie link is not static.
7743 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7744 * symtab.cc (Symbol::final_value_is_known): Return false if
7745 output_is_position_independent.
7746 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7747 output_is_position_independent.
7748 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7749 output_is_position_independent.
7750 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7751 output_is_position_independent.
7752 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7753 two_file_pie_test.
7754 (basic_pie_test.o, basic_pie_test): New targets.
7755 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7756 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7757 (two_file_pie_test): New target.
7758 * testsuite/Makefile.in: Rebuild.
7759 * README: Remove note saying that -pie is not supported.
7760
c6585162
ILT		 77612009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7762
7763 * options.h (class General_options): Add -init and -fini.
7764 * layout.cc (Layout::finish_dynamic_section): Emit
7765 given init and fini functions.
7766
032ce4e9
ST		 77672009-10-13 Sriraman Tallam <tmsriram@google.com>
7768
7769 * gc.h (gc_process_relocs): Check if icf is enabled using new
7770 function.
7771 * gold.cc (queue_initial_tasks): Likewise.
7772 (queue_middle_tasks): Likewise.
7773 * object.cc (do_layout): Likewise.
7774 * symtab.cc (is_section_folded): Likewise.
7775 * main.cc (main): Likewise.
7776 * reloc.cc (Read_relocs::run): Likewise.
7777 (Sized_relobj::do_scan_relocs): Likewise.
7778 * icf.cc (is_function_ctor_or_dtor): New function.
7779 (Icf::find_identical_sections): Check if function is ctor or dtor when
7780 safe icf is chosen.
7781 * options.h (General_options::icf): Change option to be an enum.
7782 (Icf_status): New enum.
7783 (icf_enabled): New method.
7784 (icf_safe_folding): New method.
7785 (set_icf_status): New method.
7786 (icf_status_): New variable.
7787 * (options.cc) (General_options::finalize): Set icf_status_.
7788 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7789 icf_test and icf_keep_unique_test to use the --icf enum flag.
7790 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7791 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7792
f345227a
ST		 77932009-10-12 Sriraman Tallam <tmsriram@google.com>
7794
7795 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7796 includes to gc.h and icf.h.
7797 * arm.cc: Include gc.h.
7798 * gold.cc: Likewise.
7799 * i386.cc: Likewise.
7800 * powerpc.cc: Likewise.
7801 * sparc.cc: Likewise.
7802 * x86_64.cc: Likewise.
7803 * gc.h: Include icf.h.
7804
1c7814ed
ILT		 78052009-10-11 Ian Lance Taylor <iant@google.com>
7806
7807 * plugin.cc: Include "gold.h" before other header files.
7808
ae3b5189
CD		 78092009-10-10 Chris Demetriou <cgd@google.com>
7810
7811 * options.h (Input_file_argument::Input_file_type): New enum.
7812 (Input_file_argument::is_lib_): Replace with...
7813 (Input_file_argument::type_): New member.
7814 (Input_file_argument::Input_file_argument): Take Input_file_type
7815 'type' rather than boolean 'is_lib' as second argument.
7816 (Input_file_argument::is_lib): Use type_.
7817 (Input_file_argument::is_searched_file): New function.
7818 (Input_file_argument::may_need_search): Handle is_searched_file.
7819 * options.cc (General_options::parse_library): Support -l:filename.
7820 (General_options::parse_just_symbols): Update for Input_file_argument
7821 changes.
7822 (Command_line::process): Likewise.
7823 * archive.cc (Archive::get_file_and_offset): Likewise.
7824 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7825 * script.cc (read_script_file, script_add_file): Likewise.
7826 * fileread.cc (Input_file::Input_file): Likewise.
7827 (Input_file::will_search_for): Handle is_searched_file.
7828 (Input_file::open): Likewise.
7829 * readsyms.cc (Read_symbols::get_name): Likewise.
7830 * testsuite/Makefile.am (searched_file_test): New test.
7831 * testsuite/Makefile.in: Regenerate.
7832 * testsuite/searched_file_test.cc: New file.
7833 * testsuite/searched_file_test_lib.cc: New file.
7834
f3048a1d
ILT		 78352009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7836 Ian Lance Taylor <iant@google.com>
7837
7838 * descriptor.cc: Include <cstdio> and "binary-io.h".
7839 (Descriptors::open): Open the files in binary mode always.
7840 * script.cc (Lex::get_token): Treat \r as whitespace.
7841
d4780e57
ILT		 78422009-10-09 Ian Lance Taylor <iant@google.com>
7843
7844 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7845
d9a893b8
ILT		 78462009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7847 Ian Lance Taylor <iant@google.com>
7848
7849 * configure.ac: Check for readv function also.
7850 * fileread.cc (readv): Define if not HAVE_READV.
7851 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7852 does not exist.
7853 * config.in: Regenerate.
7854 * configure: Regenerate.
7855
c0a62865
DK		 78562009-10-09 Doug Kwan <dougkwan@google.com>
7857
7858 * layout.cc (Layout::make_output_section): Call target hook to make
7859 ordinary output section.
7860 (Layout::finalize): Adjust parameter list of call the
7861 Target::may_relax().
7862 * layout.h (class Layout::section_list): New method.
7863 * merge.h (Output_merge_base::entsize): Change visibility to public.
7864 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7865 New methods.
7866 (Output_merge_string::do_is_string): New method.
7867 * object.cc (Sized_relobj::do_setup): renamed from
7868 Sized_relobj::set_up.
7869 * object.h (Sized_relobj::adjust_shndx,
7870 Sized_relobj::initializ_input_to_output_maps,
7871 Sized_relobj::free_input_to_output_maps): Change visibilities to
7872 protected.
7873 (Sized_relobj::setup): Virtualize.
7874 (Sized_relobj::do_setup): New method declaration.
7875 (Sized_relobj::invalidate_section_offset,
7876 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7877 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7878 * options.cc (parse_int): New function.
7879 * options.h (parse_int): New declaration.
7880 (DEFINE_int): New macro.
7881 (stub_group_size): New option.
7882 * output.cc (Output_section::Output_section): Initialize memebers
7883 merge_section_map_, merge_section_by_properties_map_,
7884 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7885 (Output_section::add_input_section): Handled deferred code-fill
7886 generation and remove an old comment.
7887 (Output_section::add_relaxed_input_section): New method definition.
7888 (Output_section::add_merge_input_section): Use merge section by
7889 properties map to speed to search. Update merge section maps
7890 as appropriate.
7891 (Output_section::build_relaxation_map): New method definition.
7892 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7893 Same.
7894 (Output_section::relax_input_section): Renamed to
7895 Output_section::convert_input_sections_to_relaxed_sections and change
7896 interface to take a vector of pointers to relaxed sections.
7897 (Output_section::find_merge_section,
7898 Output_section::find_relaxed_input_section): New method definitions.
7899 (Output_section::is_input_address_mapped,
7900 Output_section::output_offset, Output_section::output_address):
7901 Use output section data maps to speed up searching.
7902 (Output_section::find_starting_output_address): Add comments.
7903 (Output_section::do_write,
7904 Output_section::write_to_postprocessing_buffer): Do code-fill
7905 generation as appropriate.
7906 (Output_section::get_input_sections): Invalidate relaxed input section
7907 map.
7908 (Output_section::restore_states): Adjust type of checkpoint .
7909 Invalidate relaxed input section map.
7910 * output.h (Output_merge_base): New class declaration.
7911 (Input_section_specifier): New class defintion.
7912 (class Output_relaxed_input_section) Change base class to
7913 Output_section_data_build.
7914 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7915 base class initializer.
7916 (Output_section::add_relaxed_input_section): New method declaration.
7917 (Output_section::Input_section): Change visibility to protected.
7918 (Output_section::Input_section::relobj,
7919 Output_section::Input_section::shndx): Handle relaxed input sections.
7920 Output_section::input_sections) Change visibility to protected. Also
7921 define overload to return a non-const pointer.
7922 (Output_section::Merge_section_properties): New class defintion.
7923 (Output_section::Merge_section_by_properties_map,
7924 Output_section::Output_section_data_by_input_section_map,
7925 Output_section::Relaxation_map): New types.
7926 (Output_section::relax_input_section): Rename method to
7927 Output_section::convert_input_sections_to_relaxed_sections and change
7928 interface to take a vector of relaxed section pointers.
7929 (Output_section::find_merge_section,
7930 Output_section::find_relaxed_input_section,
7931 Output_section::build_relaxation_map,
7932 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7933 New method declarations.
7934 (Output_section::merge_section_map_
7935 Output_section::merge_section_by_properties_map_,
7936 Output_section::relaxed_input_section_map_,
7937 Output_section::is_relaxed_input_section_map_valid_,
7938 Output_section::generate_code_fills_at_write_): New data members.
7939 * script-sections.cc
7940 (Output_section_element_input::set_section_addresses): Call
7941 current_data_size and addralign methods of relaxed input sections.
7942 (Orphan_output_section::set_section_addresses): Call current_data_size
7943 and addralign methods of relaxed input sections.
7944 * symtab.cc (Symbol_table::compute_final_value): Extract template
7945 from the body of Symbol_table::sized_finalize_symbol.
7946 (Symbol_table::sized_finalized_symbol): Call
7947 Symbol_table::compute_final_value.
7948 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7949 (Symbol_table::compute_final_value): New templated method declaration.
7950 * target.cc (Target::do_make_output_section): New method defintion.
7951 * target.h (Target::make_output_section): New method declaration.
7952 (Target::relax): Add more parameters for input objects, symbol table
7953 and layout. Adjust call to do_relax.
7954 (Target::do_make_output_section): New method declaration.
7955 (Target::do_relax): Add parameters for input objects, symbol table
7956 and layout.
7957
d446d6c4
ILT		 79582009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7959
7960 * pread.c: Include stdio.h.
7961
bc06c745
ILT		 79622009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7963
7964 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7965 defined.
7966
75aea3d0
ILT		 79672009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7968
7969 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7970 Change read_shndx type to unsigned int.
7971 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7972 int.
7973 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7974 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7975 Change read_shndx type to unsigned int.
7976 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7977 int.
7978 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7979 * layout.cc (Layout::create_symtab_sections): Cast the result of
7980 local_symcount * symsize to off_t in the gold_assert.
7981
be8fcb75
ILT		 79822009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7983
7984 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7985 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7986 R_ARM_BASE_ABS.
7987 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7988 (Arm_relocate_functions::thm_abs5): New function.
7989 (Arm_relocate_functions::abs12): New function.
7990 (Arm_relocate_functions::abs16): New function.
7991 (Arm_relocate_functions::base_abs): New function.
7992 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7993 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7994 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7995 R_ARM_BASE_ABS.
7996 (Scan::global): Likewise.
7997 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7998 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7999 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8000 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8001 R_ARM_BASE_ABS.
8002
c2a122b6
ILT		 80032009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8004
8005 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8006 (Arm_relocate_functions::movt_prel): New function.
8007 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8008 (Arm_relocate_functions::thm_movt_prel): New function.
8009 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8010 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8011 (Scan::global, Relocate::relocate): Likewise.
8012 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8013
c4aa1e2d
ILT		 80142009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8015
8016 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8017 Incremental_checker.
8018 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8019 unsigned int.
8020 (class Incremental_inputs_header): New class.
8021 (Incremental_inputs_header_writer): Edit comment.
8022 (Incremental_inputs_entry): New class.
8023 (Incremental_inputs_entry_writer): Edit comment.
8024 (Sized_incremental_binary::do_find_incremental_inputs_section):
8025 Add *strtab_shndx parameter, fill it.
8026 (Sized_incremental_binary::do_check_inputs): New method.
8027 (Incremental_checker::can_incrementally_link_output_file): Use
8028 Sized_incremental_binary::check_inputs.
8029 (Incremental_inputs::report_command_line): Save command line in
8030 command_line_.
8031 * incremental.h:
8032 (Incremental_binary::find_incremental_inputs_section): New
8033 method.
8034 (Incremental_binary::do_find_incremental_inputs_section): Add
8035 strtab_shndx parameter.
8036 (Incremental_binary::do_check_inputs): New pure virtual method.
8037 (Sized_incremental_binary::do_check_inputs): Declare.
8038 (Incremental_checker::Incremental_checker): Add incremental_inputs
8039 parameter, use it to initialize incremental_inputs_.
8040 (Incremental_checker::incremental_inputs_): New field.
8041 (Incremental_checker::command_line): New method.
8042 (Incremental_checker::inputs): New method.
8043 (Incremental_checker::command_line_): New field.
8044
c549a694
ILT		 80452009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8046
8047 * incremental.cc: Include <cstdarg> and "target-select.h".
8048 (vexplain_no_incremental): New function.
8049 (explain_no_incremental): New function.
8050 (Incremental_binary::error): New method.
8051 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8052 method.
8053 (make_sized_incremental_binary): New function.
8054 (open_incremental_binary): New function.
8055 (can_incrementally_link_file): Add checks if output is ELF and has
8056 inputs section.
8057 * incremental.h: Include "elfcpp_file.h" and "output.h".
8058 (Incremental_binary): New class.
8059 (Sized_incremental_binary): New class.
8060 (open_incremental_binary): Declare.
8061 * object.cc (is_elf_object): Use
8062 elfcpp::Elf_recognizer::is_elf_file.
8063 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8064 * output.h (Output_file::filesize): New method.
8065
fd3c5f0b
ILT		 80662009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8067
8068 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8069 New function.
8070 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8071 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8072 function.
8073 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8074 function.
8075 (Arm_relocate_functions::movw_abs_nc): New function.
8076 (Arm_relocate_functions::movt_abs): New function.
8077 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8078 (Arm_relocate_functions::thm_movt_abs): New function.
8079 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8080 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8081 (Scan::global): Likewise.
8082 (Relocate::relocate): Likewise.
8083 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8084
7f5309a5
ILT		 80852009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8086
8087 * arm.cc (Arm_relocate_functions::got_prel) New function.
8088 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8089 (Relocate::relocate): Likewise.
8090 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8091
364c7fa5
ILT		 80922009-10-06 Ian Lance Taylor <iant@google.com>
8093
8094 * options.h (class General_options): Define
8095 split_stack_adjust_size parameter.
8096 * object.h (class Object): Add uses_split_stack_ and
8097 has_no_split_stack_ fields. Add uses_split_stack and
8098 has_no_split_stack accessor functions. Declare
8099 handle_split_stack_section.
8100 (class Reloc_symbol_changes): Define.
8101 (class Sized_relobj): Define Function_offsets. Declare
8102 split_stack_adjust, split_stack_adjust_reltype, and
8103 find_functions.
8104 * object.cc (Object::handle_split_stack_section): New function.
8105 (Sized_relobj::do_layout): Call handle_split_stack_section.
8106 * dynobj.cc (Sized_dynobj::do_layout): Call
8107 handle_split_stack_section.
8108 * reloc.cc (Sized_relobj::relocate_sections): Call
8109 split_stack_adjust for executable sections in split_stack
8110 objects. Pass reloc_map to relocate_section.
8111 (Sized_relobj::split_stack_adjust): New function.
8112 (Sized_relobj::split_stack_adjust_reltype): New function.
8113 (Sized_relobj::find_functions): New function.
8114 * target-reloc.h: Include "object.h".
8115 (relocate_section): Add reloc_symbol_changes parameter. Change
8116 all callers.
8117 * target.h (class Target): Add calls_non_split method. Declare
8118 do_calls_non_split virtual method. Declare match_view and
8119 set_view_to_nop.
8120 * target.cc: Include "elfcpp.h".
8121 (Target::do_calls_non_split): New function.
8122 (Target::match_view): New function.
8123 (Target::set_view_to_nop): New function.
8124 * gold.cc (queue_middle_tasks): Give an error if mixing
8125 split-stack and non-split-stack objects with -r.
8126 * i386.cc (Target_i386::relocate_section): Add
8127 reloc_symbol_changes parameter.
8128 (Target_i386::do_calls_non_split): New function.
8129 * x86_64.cc (Target_x86_64::relocate_section): Add
8130 reloc_symbol_changes parameter.
8131 (Target_x86_64::do_calls_non_split): New function.
8132 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8133 parameter.
8134 * powerpc.cc (Target_powerpc::relocate_section): Add
8135 reloc_symbol_changes parameter.
8136 * sparc.cc (Target_sparc::relocate_section): Add
8137 reloc_symbol_changes parameter.
8138 * configure.ac: Call AM_CONDITIONAL for the default target.
8139 * configure: Rebuild.
8140 * testsuite/Makefile.am (TEST_AS): New variable.
8141 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8142 (check_DATA): Add split_i386 and split_x86_64 files.
8143 (SPLIT_DEFSYMS): Define.
8144 (split_i386_[1234n].o): New targets.
8145 (split_i386_[124]): New targets.
8146 (split_i386_[1234r].stdout): New targets.
8147 (split_x86_64_[1234n].o): New targets.
8148 (split_x86_64_[124]): New targets.
8149 (split_x86_64_[1234r].stdout): New targets.
8150 (MOSTLYCLEANFILES): Add new executables.
8151 * testsuite/split_i386.sh: New file.
8152 * testsuite/split_x86_64.sh: New file.
8153 * testsuite/split_i386_1.s: New file.
8154 * testsuite/split_i386_2.s: New file.
8155 * testsuite/split_i386_3.s: New file.
8156 * testsuite/split_i386_4.s: New file.
8157 * testsuite/split_i386_n.s: New file.
8158 * testsuite/split_x86_64_1.s: New file.
8159 * testsuite/split_x86_64_2.s: New file.
8160 * testsuite/split_x86_64_3.s: New file.
8161 * testsuite/split_x86_64_4.s: New file.
8162 * testsuite/split_x86_64_n.s: New file.
8163 * testsuite/testfile.cc (Target_test): Update relocation_section
8164 function.
8165 * testsuite/Makefile.in: Rebuild.
8166
e8a9fcda
ILT		 81672009-10-06 Ian Lance Taylor <iant@google.com>
8168
8169 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8170 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8171 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8172 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8173 the address on ldo_addrs_.
8174 (Target_i386::Relocate::fix_up_ldo): New function.
8175
e99daf92
ILT		 81762009-10-06 Rafael Espindola <espindola@google.com>
8177
8178 * plugin.cc (add_input_library): New.
8179 (Plugin::load): Add add_input_library to tv.
8180 (Plugin_manager::add_input_file): Add the is_lib argument.
8181 (add_input_file): Update call to Plugin_manager::add_input_file.
8182 (add_input_library): New.
8183 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8184
966d4097
DK		 81852009-09-30 Doug Kwan <dougkwan@google.com>
8186
8187 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8188 symbol and call Symbol::may_need_copy_reloc to determine if
8189 a copy reloc is needed.
8190 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8191 nocopyreloc is given in command line.
8192 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8193 given in command line.
8194 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8195 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8196 of the removed Target_i386::may_need_copy_reloc.
8197 * options.h (copyreloc): New option with default value false.
8198 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8199 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8200 instead of the removed Target_powerpc::may_need_copy_reloc.
8201 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8202 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8203 instead of the removed Target_sparc::may_need_copy_reloc.
8204 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8205 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8206 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8207 instead of the removed Target_x86_64::may_need_copy_reloc.
8208
029ba973
ILT		 82092009-09-30 Ian Lance Taylor <iant@google.com>
8210
8211 * object.h (class Object): Remove target_ field, and target,
8212 sized_target, and set_target methods.
8213 (Object::sized_target): Remove.
8214 (class Sized_relobj): Update declarations. Remove sized_target.
8215 * object.cc (Sized_relobj::setup): Remove target parameter.
8216 Change all callers.
8217 (Input_objects::add_object): Don't do anything with the target.
8218 (make_elf_sized_object): Add punconfigured parameter. Change all
8219 callers. Set or test parameter target.
8220 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8221 Change all callers.
8222 * parameters.cc (Parameters::set_target): Change parameter type to
8223 be non-const.
8224 (Parameters::default_target): Remove.
8225 (set_parameters_target): Change parameter type to be non-const.
8226 (parameters_force_valid_target): New function.
8227 (parameters_clear_target): New function.
8228 * parameters.h (class Parameters): Update declarations. Remove
8229 default_target method. Add sized_target and clear_target
8230 methods. Change target_ to be non-const.
8231 (set_parameters_target): Update declaration.
8232 (parameters_force_valid_target): Declare.
8233 (parameters_clear_target): Declare.
8234 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8235 as NULL if we aren't searching.
8236 (Add_symbols::run): Don't check for compatible target.
8237 * fileread.cc (Input_file::open_binary): Call
8238 parameters_force_valid_target.
8239 * gold.cc (queue_middle_tasks): Likewise.
8240 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8241 set_target on object.
8242 * dynobj.h (class Sized_dynobj): Update declarations.
8243 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8244 make_elf_object returns NULL.
8245 (Archive::include_member): Don't check whether object target is
8246 compatible.
8247 * output.cc (Output_section::add_input_section): Get target from
8248 parameters.
8249 (Output_section::relax_input_section): Likewise.
8250 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8251 parameters.
8252 (Sized_relobj::do_scan_relocs): Likewise.
8253 (Sized_relobj::relocate_sections): Likewise.
8254 * resolve.cc (Symbol_table::resolve): Likewise.
8255 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8256 parameter. Change all callers.
8257 (Symbol_table::add_from_object): Get target from parameters.
8258 (Symbol_table::add_from_relobj): Don't check object target.
8259 (Symbol_table::add_from_dynobj): Likewise.
8260 (Symbol_table::define_special_symbol): Get target from
8261 parameters.
8262 * symtab.h (class Symbol_table): Update declaration.
8263 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8264 parameter. Change all callers. Clear parameter target.
8265 (Binary_test): Test target here.
8266 * testsuite/object_unittest.cc (gold_testsuite): Remove
8267 target_test_pointer parameter. Change all callers.
8268 (Object_test): Test target here.
8269
a6a22b83
ILT		 82702009-09-26 Ian Lance Taylor <iant@google.com>
8271
8272 * testsuite/initpri1.c: Don't try to use constructor priorities if
8273 compiling with gcc before 4.3.
8274
6a8f49fe
ILT		 82752009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8276
8277 * testsuite/retain_symbols_file_test.sh (check_present): Change
8278 output file name to retain_symbols_file_test.stdout.
8279 (check_absent): Likewise.
8280
8c604651
CS		 82812009-09-18 Craig Silverstein <csilvers@google.com>
8282
8283 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8284 * options.cc: Include <cerrno> and <fstream>.
8285 (General_options::finalize): Parse -retain-symbols-file tag.
8286 * options.h: New flag.
8287 (General_options): New method should_retain_symbol, new
8288 variable symbols_to_retain.
8289 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8290 should_retain_symbol map.
8291 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8292 * testsuite/Makefile.in: Regenerate.
8293 * testsuite/retain_symbols_file_test.sh: New file.
8294
ca58b19f
NC		 82952009-09-18 Nick Clifton <nickc@redhat.com>
8296
8297 * po/es.po: Updated Spanish translation.
8298
20e6d0d6
DK		 82992009-09-17 Doug Kwan <dougkwan@google.com>
8300
8301 * debug.h (DEBUG_RELAXATION): New constant.
8302 (DEBUG_ALL): Add DEBUG_RELAXATION.
8303 (debug_string_to_enum): Add relaxation debug option.
8304 * layout.cc
8305 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8306 Layout::Relaxation_debug_check::read_sections,
8307 Layout::Relaxation_debug_check::read_sections): New method definitions.
8308 (Layout::Layout): Initialize data members
8309 record_output_section_data_from_scrips_,
8310 script_output_section_data_list_ and relaxation_debug_check_.
8311 (Layout::save_segments, Layout::restore_segments,
8312 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8313 Layout::relaxation_loop_body): New method definitions.
8314 (Layout::finalize): Support relaxation. Move section layout code to
8315 Layout::relaxation_loop_body.
8316 (Layout::set_asection_address_from_script): Move code for orphan
8317 section placement out.
8318 (Layout::place_orphan_sections_in_script): New method definition.
8319 * layout.h (Output_segment_headers, Output_file_header):
8320 New forward class declarations.
8321 (Layout::~Layout): Define.
8322 (Layout::new_output_section_data_from_script): New method definition.
8323 (Layout::place_orphan_sections_in_script): New method declaration.
8324 (Layout::Segment_states): New type declaration.
8325 (Layout::save_segments, Layout::restore_segments,
8326 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8327 Layout::relaxation_loop_body): New method declarations.
8328 (Layout::Output_section_data_list): New type declaration.
8329 (Layout::Relaxation_debug_check): New class definition.
8330 (Layout::record_output_section_data_from_script_,
8331 Layout::script_output_section_data_list_, Layout::segment_states_,
8332 Layout::relaxation_debug_check_): New data members.
8333 * output.cc: (Output_section_headers::do_size): New method definition.
8334 (Output_section_headers::Output_section_headers): Move size
8335 computation to Output_section_headers::do_size.
8336 (Output_segment_headers::do_size): New method definition.
e1df38aa 8337 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8338 Output_file_header::do_size and call it.
8339 (Output_file_header::do_size): New method definition.
8340 (Output_data_group::Output_data_group): Adjust call to
8341 Output_section_data.
8342 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8343 (Output_symtab_xindex::do_write): Add array bound check.
8344 (Output_section::Input_section::print_to_mapfile): Handle
8345 RELAXED_INPUT_SECTION_CODE.
8346 (Output_section::Output_section): Initialize data member checkpoint_.
8347 (Output_section::~Output_section): Delete checkpoint object pointed
8348 by checkpoint_.
8349 (Output_section::add_input_section): Always add an Input_section if
8350 relaxing.
8351 (Output_section::add_merge_input_section): Add assert.
8352 (Output_section::relax_input_section): New method definition.
8353 (Output_section::set_final_data_size): Set load address to zero for
8354 an unallocated section.
8355 (Output_section::do_address_and_file_offset_have_reset_values):
8356 New method definition.
8357 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8358 Handle relaxed input section.
8359 (Output_section::sort_attached_input_sections): Checkpoint input
8360 section list lazily.
8361 (Output_section::get_input_sections): Change type of input_sections to
8362 list of Simple_input_section pointers. Checkpoint input section list
8363 lazily. Also handle relaxed input sections.
8364 (Output_section::add_input_section_for_script): Take a reference to
8365 a Simple_input_section object instead of Relobj pointer and section
8366 index as parameter. Handle relaxed input sections.
8367 (Output_section::save_states, Output_section::restore_states): New
8368 method definitions.
8369 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8370 (Output_data::is_data_size_fixed): New method definition.
8371 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8372 if it is fixed.
8373 (Output_data::address_and_file_offset_have_reset_values): New method
8374 definition.
8375 (Output_data::do_address_and_file_offset_have_reset_values): New method
8376 definition.
8377 (Output_data::set_data_size): Check that data size is not fixed.
8378 (Output_data::fix_data_size): New method definition.
8379 (Output_data::is_data_size_fixed_): New data member.
8380 (Output_section_headers::set_final_data_size): New method definition.
8381 (Output_section_headers::do_size): New method declaration.
8382 (Output_segment_headers::set_final_data_size): New method definition.
8383 (Output_segment_headers::do_size): New method declaration.
8384 (Output_file_header::set_final_data_size)::New method definition.
8385 (Output_file_header::do_size)::New method declaration.
8386 (Output_section_data::Output_section_data): Add new parameter
8387 is_data_size_fixed and use it to fix data size.
8388 (Output_data_const::Output_data_const): Adjust call to base class
8389 constructor and fix data size.
8390 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8391 base class constructor and fix data size.
8392 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8393 base class constructor and fix data size.
8394 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8395 class constructor and fix data size.
8396 (Output_data_group::set_final_data_size): New method definition.
8397 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8398 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8399 class constructor and fix data size.
8400 (Output_relaxed_input_section): New class definition.
8401 (Output_section::Simple_input_section): New class definition.
8402 (Output_section::get_input_sections): Adjust parameter list.
8403 (Output_section::add_input_section_for_script): Same.
8404 (Output_section::save_states, Output_section::restore_states,
8405 Output_section::do_address_and_file_offset_have_reset_values,
8406 (Output_section::Input_section::Input_section): Handle
8407 RELAXED_INPUT_SECTION_CODE. Add new overload for
8408 Output_relaxed_input_section.
8409 (Output_section::Input_section::is_input_section,
8410 Output_section::Input_section::set_output_section): Handle relaxed
8411 input section.
8412 (Output_section::Input_section::is_relaxed_input_section,
8413 Output_section::Input_section::output_section_data,
8414 Output_section::Input_section::relaxed_input_section): New method
8415 definitions.
8416 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8417 value.
8418 (Output_section::Input_section::u1_): Update comments.
8419 (Output_section::Input_section::u2_): Add new union member poris.
8420 (Output_section::Checkpoint_output_section): New classs definition.
8421 (Output_section::relax_input_section): New method declaration.
8422 (Output_section::checkpoint_): New data member.
8423 (Output_segment): Update comments.
8424 (Output_segment::Output_segment): Un-privatize copy constructor.
8425 (Output_segment::operator=): Un-privatize.
8426 * script-sections.cc (Output_section_element::Input_section_list):
8427 Change element type to Output_section::Simple_input_section.
8428 (Output_section_element_dot_assignment::set_section_addresses):
8429 Register output section data for relaxation clean up.
8430 (Output_data_exression::Output_data_expression): Adjust call to base
8431 constructor to fix data size.
8432 (Output_section_element_data::set_section_addresses): Register
8433 Output_data_expression object for relaxation clean up.
8434 (struct Input_section_info): Replace Relobj pointer and section index
8435 pair with Output_section::Simple_input_section and Convert struct to a
8436 class.
8437 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8438 Input_section_info data member to use accessors.
20e6d0d6
DK		 8439 (Output_section_element_input::set_section_addresses): Use layout
8440 parameter. Adjust code to use Output_section::Simple_input_section
8441 and Input_secction_info classes. Register filler for relaxation
8442 clean up.
8443 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8444 and section index pair with Output_section::Simple_input_section
8445 class. Adjust code accordingly.
8446 (Phdrs_element::release_segment): New method definition.
8447 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8448 segment list.
8449 (Script_sections::release_segments): New method definition.
8450 * gold/script-sections.h (Script_sections::release_segments): New
8451 method declaration.
8452 * gold/target.h (Target::may_relax, Target::relax,
8453 Target::do_may_relax, Target::do_relax): New method definitions.
8454
5e445df6
ILT		 84552009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8456
8457 * arm.cc (has_signed_unsigned_overflow): New function.
8458 (Arm_relocate_functions::abs8): New function.
8459 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8460 (Target_arm::Scan::global): Likewise.
8461 (Target_arm::relocate::relocate): Likewise.
8462 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8463 Likewise.
8464
8c604651 84652009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8466
8467 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8468 * testsuite/Makefile.in: Regenerate.
8469
1e9cc1c2
NC		 84702009-09-11 Nick Clifton <nickc@redhat.com>
8471
8472 * po/gold.pot: Updated by the Translation project.
8473
6a89f575
CC		 84742009-09-08 Cary Coutant <ccoutant@google.com>
8475
8476 * output.cc (Output_file::open): Add execute permission to empty file.
8477 * testsuite/Makefile.am (permission_test): New test.
8478 * testsuite/Makefile.in: Regenerate.
8479
fdcac5af
ILT		 84802009-09-02 Ian Lance Taylor <iant@google.com>
8481
8482 * output.cc (Output_file::resize): Call map_no_anonymous rather
8483 than map.
8484
44453f85
ILT		 84852009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8486
8487 * gold.cc: Include "incremental.h".
8488 (queue_initial_tasks): Call Incremental_checker methods.
8489 * incremental.cc: Include "output.h".
8490 (Incremental_checker::can_incrementally_link_output_file): New
8491 method.
8492 * incremental.h (Incremental_checker): New class.
8493
8494 * output.cc (Output_file::open_for_modification): New method.
8495 (Output_file::map_anonymous): Changed return type to bool. Record
8496 map in base_ field.
8497 (Output_file::map_no_anonymous): New method, broken out of map.
8498 (Output_file::map): Use map_no_anonymous and map_anonymous.
8499 * output.h (class Output_file): Update declarations.
8500
293c1386
CC		 85012009-08-24 Cary Coutant <ccoutant@google.com>
8502
8503 * options.h (Command_line::Pre_options): New class.
8504 (Command_line::pre_options): New member.
8505 * options.cc (gold::options::ready_to_register): New variable.
8506 (One_option::register_option): Do nothing if not registering options.
8507 Assert if same short option registered twice.
8508 (General_options::General_options): Turn off option registration when
8509 done constructing.
8510 (Command_line::Pre_options::Pre_options): New constructor.
8511
f773f3d2
CC		 85122009-08-24 Cary Coutant <ccoutant@google.com>
8513
06a73cfe
CC		 8514 * options.h (General_options::no_keep_memory): Remove incorrect
8515 short option.
f773f3d2 8516
a15af8e2
RW		 85172009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8518
8519 * Makefile.am (am__skiplex, am__skipyacc): New.
8520 * Makefile.in: Regenerate.
8521
c462b41b
RW		 85222009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8523
14ec8efd
RW		 8524 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8525 (INCLUDES): ... this.
8526 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8527 (AM_CPPFLAGS): Renamed from ...
8528 (INCLUDE): ... this.
8529 * Makefile.in, testsuite/Makefile.in: Regenerate.
8530
81ecdfbb
RW		 8531 * Makefile.in: Regenerate.
8532 * aclocal.m4: Likewise.
8533 * config.in: Likewise.
8534 * configure: Likewise.
8535 * testsuite/Makefile.in: Likewise.
8536
c462b41b
RW		 8537 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8538 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8539 * Makefile.in: Regenerate.
8540 * testsuite/Makefile.in: Regenerate.
8541
2da73f13
CC		 85422009-08-19 Cary Coutant <ccoutant@google.com>
8543
8544 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8545 symbols in shared libraries overridden by hidden or internal symbols
8546 in the main program.
8547
2db70501
CD		 85482009-08-19 Chris Demetriou <cgd@google.com>
8549
8550 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8551 checking source file names in error messages.
8552
f733487b
DK		 85532009-08-18 Doug Kwan <dougkwan@google.com>
8554
8555 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8556 an elcpp::Ehdr as parameter. Adjust call to set_target.
8557 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8558 an elfcpp::Ehdr as parameter.
8559 * object.cc (Object::set_target): Remove the version that looks up
8560 a target and sets it.
8561 (Sized_relobj::setup): Take a Target object instead of
8562 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8563 (make_elf_sized_object): Find target and ask target to
8564 make an ELF object.
8565 * object.h: (Object::set_target): Remove the version that looks up
8566 a target and sets it.
8567 (Sized_relobj::setup): Take a Target object instead of
8568 an elfcpp:Ehdr as parameter.
8569 * target.cc: Include dynobj.h.
8570 (Target::do_make_elf_object_implementation): New.
8571 (Target::do_make_elf_object): New.
8572 * target.h (Target::make_elf_object): New template declaration.
8573 (Target::do_make_elf_object): New method declarations.
8574 (Target::do_make_elf_object_implementation): New template declaration.
8575
cc70f101
ILT		 85762009-08-14 Ian Lance Taylor <iant@google.com>
8577
8578 * gold.h (FUNCTION_NAME): Define.
8579 (gold_unreachable): Use FUNCTION_NAME.
8580
ef5e0cb1
ST		 85812009-08-12 Sriraman Tallam <tmsriram@google.com>
8582
8583 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8584 symbol in the --keep-unique list is not found.
8585
48c187ce
ST		 85862009-08-12 Sriraman Tallam <tmsriram@google.com>
8587
8588 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8589 been maked as --keep-unique.
8590 (Icf::unfold_section): New function.
8591 * icf.h (Icf::unfold_section): New function.
8592 * options.h (General_options::keep_unique): New option.
8593 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8594 * testsuite/Makefile.in: Regenerate.
8595 * testsuite/icf_keep_unique_test.sh: New file.
8596 * testsuite/icf_keep_unique_test.cc: New file.
8597
645afe0c
CC		 85982009-08-12 Cary Coutant <ccoutant@google.com>
8599
8600 PR 10471
8601 * resolve.cc (Symbol_table::resolve): Check for references from
8602 dynamic objects to hidden and internal symbols.
8603 * testsuite/Makefile.am (hidden_test.sh): New test.
8604 * testsuite/Makefile.in: Regenerate.
8605 * testsuite/hidden_test.sh: New script.
8606 * testsuite/hidden_test_1.c: New test source.
8607 * testsuite/hidden_test_main.c: New test source.
8608
11af873f
DK		 86092009-08-11 Doug Kwan <dougkwan@google.com>
8610
8611 * arm.cc: Update comments.
8612 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8613 segment to locate the .ARM.exidx section if present.
8614
b9f7d72d
DK		 86152009-08-09 Doug Kwan <dougkwan@google.com>
8616
8617 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8618 patch.
8619
ddd3c53c
ST		 86202009-08-07 Sriraman Tallam <tmsriram@google.com>
8621 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8622 compiler warnings.
8623
27721062
ST		 86242009-08-06 Sriraman Tallam <tmsriram@google.com>
8625
8626 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8627 valid tls_segment only for non-debug-section relocations.
8628 * testsuite/Makefile.am: Add gc_tls_test.
8629 * testsuite/Makefile.in: Regenerate.
8630 * testsuite/gc_tls_test.cc: New file.
8631 * testsuite/gc_tls_test.sh: New file.
8632
ef15dade 86332009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8634
ef15dade
ST		 8635 * icf.cc: New file.
8636 * icf.h: New file.
8637 * Makefile.am (CCFILES): Add icf.cc.
8638 (HFILES): Add icf.h
8639 * Makefile.in: Regenerate.
8640 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8641 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8642 section, symbol and addend information for the relocs.
8643 * gold.cc (queue_middle_tasks): Call identical code folding.
8644 * gold.h: Add defines for multimap.
8645 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8646 to the call of finalize_local_symbols.
8647 * main.cc (main): Create object of class Icf.
8648 * object.cc (Sized_relobj::do_layout): Allow this function to be
8649 called twice during icf.
8650 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8651 to sections marked as identical by icf.
8652 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8653 when available.
8654 (Sized_relobj::do_section_entsize): New function.
8655 * object.h (Object::section_entsize): New function.
8656 (Object::do_section_entsize): New pure virtual function.
8657 (Relobj::finalize_local_symbols): Add new parameter.
8658 (Relobj::do_section_entsize): New function.
8659 * options.h (General_options::icf): New option.
8660 (General_options::icf_iterations): New option.
8661 (General_options::print_icf_sections): New option.
8662 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8663 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8664 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8665 icf.
8666 * symtab.cc (Symbol_table::is_section_folded): New function.
8667 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8668 to sections marked as identical by icf.
8669 * symtab.h (Symbol_table::set_icf): New function.
8670 (Symbol_table::icf): New function.
8671 (Symbol_table::is_section_folded): New function.
8672 (Symbol_table::icf_): New data member.
8673 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8674 * testsuite/Makefile.am: Add commands to build icf_test.
8675 * testsuite/Makefile.in: Regenerate.
8676 * testsuite/icf_test.sh: New file.
8677 * testsuite/icf_test.cc: New file.
8678
c3b65ac4
CD		 86792009-07-24 Chris Demetriou <cgd@google.com>
8680
8681 * layout.cc (is_compressible_debug_section): Fix incorrect
8682 comment about compressed section names.
8683
1caf2c51
ILT		 86842009-07-20 Ian Lance Taylor <ian@airs.com>
8685
8686 PR 10419
8687 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8688
1ef4d87f
ILT		 86892009-07-16 Ian Lance Taylor <iant@google.com>
8690
8691 PR 10400
8692 * layout.h: #include <map>.
8693 (class Kept_section): Change from struct to class. Add accessors
8694 and setters. Add section size to Comdat_group mapping. Change
8695 Comdat_group to std::map. Add is_comdat_ field. Add
8696 linkonce_size field in union.
8697 (class Layout): Update declaration of find_or_add_kept_section.
8698 Don't declare find_kept_object.
8699 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8700 parameter. Add object, shndx, is_comdat, and is_group_name
8701 parameters. Change all callers. Adjust for new Kept_section.
8702 (Layout::find_kept_object): Remove.
8703 * object.cc (Sized_relobj::include_section_group): Update use of
8704 Kept_section. Rename secnum to shndx. Only record
8705 Kept_comdat_section if sections are the same size.
8706 (Sized_relobj::include_linkonce_section): Update use of
8707 Kept_section. Only record Kept_comdat_section if sections are the
8708 same size. Set size of linkonce section.
8709 (Sized_relobj::map_to_kept_section): Update call to
8710 get_kept_comdat_section.
8711 * object.h (class Sized_relobj): Rename fields in
8712 Kept_comdat_section to drop trailing underscores; change object
8713 field to Relobj*. Change Kept_comdat_section_table to store
8714 struct rather than pointer.
8715 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8716 Add kept_object and kept_shndx parameters. Change all callers.
8717 (Sized_relobj::get_kept_comdat_section): Change return type to
8718 bool. Add kept_object and kept_shndx parameters. Change all
8719 callers.
8720 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8721 Layout::find_or_add_kept_section.
8722
37c3b7b0
ILT		 87232009-07-09 Ian Lance Taylor <iant@google.com>
8724
8725 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8726 Reserve space in the hash table.
8727
98fa85cb
ILT		 87282009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8729
8730 * fileread.cc (File_read::get_mtime): New method.
8731 * fileread.h (Timespec): New structure.
8732 (File_read::get_mtime): New method.
8733 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8734 Renamed from timestamp_nsec.
8735 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8736 Elf_Xword.
e1df38aa 8737 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8738 timestamp_nsec.
e1df38aa 8739 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8740 (Incremental_inputs::report_obejct): Save mtime; style fix.
8741 (Incremental_inputs::report_script): Save mtime; style fix.
8742 (Incremental_inputs::finalize_inputs): Style fix.
8743 (Incremental_inputs::finalize): Style fix.
8744 (Incremental_inputs::create_input_section_data): Store inputs
8745 mtime.
8746 * incremental.h (Incremental_inputs::report_script): Add mtime
8747 argument.
8748 (Incremental_inputs::Input_info::Input_info): Intialize only one
8749 union member.
8750 (Incremental_inputs::Input_info::archive): Move to nameless
8751 union.
8752 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8753 (Incremental_inputs::Input_info::script): Move to nameless union.
8754 (Incremental_inputs::mtime): New field.
8755 * script.cc (read_input_script): Pass file mtime to
8756 Incremental_input.
8757 * script.h (Script_info::inputs): Style fix.
8758
c9d70757
ILT		 87592009-07-01 Ian Lance Taylor <ian@airs.com>
8760
8761 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8762 instead of 32.
8763
9c547ec3
ILT		 87642009-06-24 Ian Lance Taylor <iant@google.com>
8765
8766 PR 10156
8767 * layout.cc (Layout::choose_output_section): If we find an
8768 existing section, update the flags.
8769 (Layout::create_notes): New function, broken out of
8770 Layout::finalize.
8771 (Layout::finalize): Don't create note sections.
8772 (Layout::create_note): Don't crash if linker script discards
8773 section.
8774 (Layout::create_gold_note): Likewise.
8775 (Layout::create_build_id): Likewise. Don't set
8776 after_input_sections on the section.
8777 (Layout::create_executable_stack_info): Remove target parameter.
8778 Change caller.
8779 * layout.h (class Layout): Declare create_notes. Update
8780 declaration of create_executable_stack_info.
8781 * gold.cc (queue_middle_tasks): Call create_notes.
8782 * output.cc (Output_section::update_flags_for_input_section): Move
8783 here from output.h. If SHF_ALLOC flag is newly set, mark address
8784 invalid.
8785 * output.h (Output_data::mark_address_invalid): New function.
8786 (class Output_section): Only declare, not define,
8787 update_flags_for_input_section. Remove set_flags.
8788
55458500
ILT		 87892009-06-24 Ian Lance Taylor <iant@google.com>
8790
8791 * script-sections.cc (Output_section_definition::
8792 set_section_addresses): Rename shadowing local load_address to
8793 laddr.
8794
1307d6cd
ILT		 87952009-06-24 Ian Lance Taylor <iant@google.com>
8796
8797 PR 10244
8798 * reloc.cc (relocate_sections): Skip empty relocation sections.
8799
ec3f783e
ILT		 88002009-06-23 Ian Lance Taylor <iant@google.com>
8801
8802 PR 10156
8803 * layout.cc (Layout::create_note): Use choose_output_section
8804 rather than make_output_section.
8805
459c9f1c
ILT		 88062009-06-23 Ian Lance Taylor <iant@google.com>
8807
8808 PR 10237
8809 * options.cc (General_options::parse_V): Set printed_version_.
8810 (General_options::General_options): Initialize printed_version_.
8811 * options.h (class General_options): Add printed_version_ field.
8812 * gold.cc (queue_initial_tasks): If there are no input files,
8813 don't give a fatal error if we printed the version information.
8814 (queue_middle_tasks): If using -r with a shared object, give a
8815 fatal error rather than an ordinary error.
8816
1518dc8f
ILT		 88172009-06-23 Ian Lance Taylor <iant@google.com>
8818
8819 PR 10219
8820 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8821 (Layout::make_output_section): Set have_stabstr_section_ if we see
8822 a .stab*str section.
8823 (Layout::finalize): Call link_stabs_sections.
8824 (Layout::link_stabs_sections): New file.
8825 * layout.h (class Layout): Add have_stabstr_section_ field.
8826 Declare link_stabs_sections.
8827
3d857b98
DK		 88282009-06-23 Doug Kwan <dougkwan@google.com>
8829
8830 * Makefile.am (libgold_a_LIBADD): New.
8831 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8832 * Makefile.in: Regenerate.
8833 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8834 * configure: Regenerate.
8835 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8836 * fileread.cc: Include sys/state.h
8837 * gold.h: Declare memmem and strndup if found missing.
8838 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8839
0639a6f6
ILT		 88402009-06-23 Ian Lance Taylor <iant@google.com>
8841
8842 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8843 * configure: Rebuild.
8844
8d63875c
ILT		 88452009-06-23 Ian Lance Taylor <iant@google.com>
8846
8847 PR 10147
8848 * object.cc (Object::section_contents): Don't try to get a view if
8849 the section has length zero.
8850 (Object::handle_gnu_warning_section): If the section is empty, use
8851 the name of the section as the warning.
8852
f7c8a183
ILT		 88532009-06-23 Ian Lance Taylor <iant@google.com>
8854
8855 PR 10133
8856 * stringpool.h (class Stringpool_template): Add optimize_ field.
8857 (Stringpool_template::set_optimize): New function.
8858 * stringpool.cc (Stringpool_template::Stringpool_template):
8859 Initialize optimize_ field.
8860 (Stringpool_template::set_string_offsets): Test local optimize
8861 fild rather than parameter.
8862 * layout.cc (Layout::Layout): Call set_optimize on the section
8863 name stringpool.
8864
e6a307ba
ILT		 88652009-06-22 Ian Lance Taylor <iant@google.com>
8866
8867 PR 10030
8868 * yyscript.y: Parse TARGET.
8869 * script.cc (script_set_target): New function.
8870 * script-c.h (script_set_target): Declare.
8871 * options.cc (General_options::string_to_object_format): Rename
8872 from string_to_object_format in anonymous namespace. Change
8873 callers.
8874 * options.h (class General_options): Declare
8875 string_to_object_format.
8876
3ee173de
ILT		 88772009-06-22 Ian Lance Taylor <iant@google.com>
8878
8879 * script-sections.cc (Script_sections::create_segments): Don't put
8880 program headers in a PT_LOAD segment if -n or -N.
8881
88822009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8883
8884 PR 10141
8885 * options.h (class General_options): Add -z lazy and -z now. Sort
8886 -z options into alphabetical order.
8887 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8888
cd6739a1 88892009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8890
8891 * layout.cc (Layout::make_output_section): Call
8892 Target::new_output_section.
8893 (Layout::attach_allocated_section_to_segment): Put large section
8894 sections in a separate load segment with the large segment flag
8895 set.
8896 (Layout::segment_precedes): Sort large data segments after other
8897 load segments.
8898 (align_file_offset): New static function.
8899 (Layout::set_segment_offsets): Use align_file_offset.
8900 * output.h (class Output_section): Add is_small_section_ and
8901 is_large_section_ fields.
8902 (Output_section::is_small_section): New function.
8903 (Output_section::set_is_small_section): New function.
8904 (Output_section::is_large_section): New function.
8905 (Output_section::set_is_large_section): New function.
8906 (Output_section::is_large_data_section): New function.
8907 (class Output_segment): Add is_large_data_segment_ field.
8908 (Output_segment::is_large_data_segment): New function.
8909 (Output_segment::set_is_large_data_segment): New function.
8910 * output.cc (Output_section::Output_section): Initialize new
8911 fields.
8912 (Output_segment::Output_segment): Likewise.
8913 (Output_segment::add_output_section): Add assertion that large
8914 data sections always go in large data segments. Force small data
8915 sections to the end of the list of data sections. Force small BSS
8916 sections to the start of the list of BSS sections. For large BSS
8917 sections to the end of the list of BSS sections.
8918 * symtab.h (class Symbol): Declare is_common_shndx.
8919 (Symbol::is_defined): Check Symbol::is_common_shndx.
8920 (Symbol::is_common): Likewise.
8921 (class Symbol_table): Define enum Commons_section_type. Update
8922 declarations. Add small_commons_ and large_commons_ fields.
8923 * symtab.cc (Symbol::is_common_shndx): New function.
8924 (Symbol_table::Symbol_table): Initialize new fields.
8925 (Symbol_table::add_from_object): Put small and large common
8926 symbols in the right list.
8927 (Symbol_table::sized_finalized_symbol): Check
8928 Symbol::is_common_shndx.
8929 (Symbol_table::sized_write_globals): Likewise.
8930 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8931 common symbol lists. Don't call do_allocate_commons_list if the
8932 list is empty.
8933 (Symbol_table::do_allocate_commons_list): Remove is_tls
8934 parameter. Add comons_section_type parameter. Change all
8935 callers. Handle small and large common symbols.
8936 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8937 Symbol::is_common_shndx.
8938 * resolve.cc (symbol_to_bits): Likewise.
8939 * target.h (Target::small_common_shndx): New function.
8940 (Target::small_common_section_flags): New function.
8941 (Target::large_common_shndx): New function.
8942 (Target::large_common_section_flags): New function.
8943 (Target::new_output_section): New function.
8944 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8945 small_common_section_flags, and large_common_section_flags
8946 fields.
8947 (Target::do_new_output_section): New virtual function.
8948 * arm.cc (Target_arm::arm_info): Initialize new fields.
8949 * i386.cc (Target_i386::i386_info): Likewise.
8950 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8951 Likewise.
8952 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8953 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8954 (Target_x86_64::do_new_output_section): New function.
8955 * configure.ac: Define conditional MCMODEL_MEDIUM.
8956 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8957 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8958 (large_LDFLAGS): Define.
8959 * testsuite/large.c: New file.
8960 * testsuite/testfile.cc (Target_test::test_target_info):
8961 Initialize new fields.
8962 * configure, testsuite/Makefile.in: Rebuild.
8963
bb04269c
DK		 89642009-06-05 Doug Kwan <dougkwan@google.com>
8965
8966 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8967 * Makefile.in: Regenerate.
bb04269c
DK		 8968 * i386.cc (class Target_i386): Define new virtual method to
8969 override do_is_local_label_name in parent.
8970 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8971 local symbols if --discard-locals or -X is given.
8972 * options.h (class General_options): Declare new options
8973 '--discard-locals' and '-X' for discarding locals.
8974 * target.h (class Target): Define new methods is_local_label_name.
8975 Declare new virtual method do_is_local_label_name.
8976 * target.cc: New file.
8977 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8978 (check_SCRIPTS): Add discard_locals_test.sh.
8979 (check_DATA): Add discard_local_tests.syms.
8980 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8981 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8982 * testsuite/Makefile.in: Regenerate.
8983 * testsuite/discard_locals_test.c: New file.
8984 * testsuite/discard_locals_test.sh: Same.
8985
805bb01c
DK		 89862009-06-05 Doug Kwan <dougkwan@google.com>
8987
8988 * object.cc (Sized_relobj::Sized_relobj): Initialize
8989 discarded_eh_frame_shndx_ to -1U.
8990 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8991 section.
8992 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8993 a discarded .eh_frame section.
8994 (Sized_relobj::do_finalize_local_symbols): Ditto.
8995 * object.h (class Sized_relobj): Declare new member
8996 discarded_eh_frame_shndx_.
8997 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8998 (local_labels_test.o, local_labels_test): New rules.
8999 * testsuite/Makefile.in: Regenerate.
9000
1dcd334d
DK		 90012009-06-04 Doug Kwan <dougkwan@google.com>
9002
9003 * layout.cc (Layout::section_name_mapping): Add mapping for
9004 special ARM sections.
9005
96d49306
DK		 90062009-06-03 Doug Kwan <dougkwan@google.com>
9007
9008 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9009 (utils::has_overflow): Same.
9010
dff16297
ILT		 90112009-06-03 Ian Lance Taylor <iant@google.com>
9012
9013 * layout.cc (Layout::section_name_mapping): New array, replacing
9014 Layout::linkonce_mapping.
9015 (Layout::section_name_mapping_count): New variable, replacing
9016 Layout::linkonce_mapping_count.
9017 (Layout::linkonce_output_name): Remove.
9018 (Layout::output_section_name): Rewrite.
9019 * layout.h (class Layout): Rename Linkonce_mapping to
9020 Section_name_mapping, linkonce_mapping to section_name_mapping,
9021 linkonce_mapping_count to section_name_mapping_count. Don't
9022 declare linkonce_output_name.
9023
c121c671
DK		 90242009-06-03 Doug Kwan <dougkwan@google.com>
9025
9026 * gold/arm.cc (namespace utils): New.
9027 (Target_arm::reloc_is_non_pic): Define new method.
9028 (class Arm_relocate_functions): New.
9029 (Target_arm::Relocate::relocate): Handle relocation types used by
9030 Android.
9031
07800fab
ILT		 90322009-06-03 Ian Lance Taylor <iant@google.com>
9033
9034 * arm.cc (Target_arm::scan::global): Use || instead of |.
9035
c121c671
DK		 90362009-06-02 Doug Kwan <dougkwan@google.com>
9037
9038 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9039 issued_non_pic_error_.
9040 (class Target_arm::Scan): Declare new method check_non_pic.
9041 Define new method symbol_needs_plt_entry.
9042 Declare new data member issued_non_pic_error_.
9043 (class Target_arm::Relocate): Declare new method
9044 should_apply_static_reloc.
9045 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9046 (Target_arm::Scan::check_non_pic): Define new method.
9047 (Target_arm::Scan::local): Handle a small subset of reloc types used
9048 by Android.
9049 (Target_arm::Scan::local): Same.
9050 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9051
b19b0c6d
ILT		 90522009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9053
9054 * incremental.cc (Incremental_inputs::report_command_line): Filter
9055 out --incremental-* options.
9056
94cdfcff
DK		 90572009-05-29 Doug Kwan <dougkwan@google.com>
9058
9059 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9060 template class.
9061 (class Target_arm): Update comment.
9062 (Target_arm::Target_arm): Initialize new data members GOT_,
9063 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9064 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9065 and Target_arm::rel_dyn_section.
9066 Declare new_enum Target_arm::Got_type.
9067 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9068 and DYNBSS_.
9069 Update commments for member do_dynsym_value.
9070 (Target_arm::got_size, Target_arm::plt_section,
9071 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9072 new methods inside class defintion.
9073 (Target_arm::got_section): Define new method.
9074 (Target_arm::rel_dyn_section): Same.
9075 (Output_data_plt_arm): New template class.
9076 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9077 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9078 (Output_data_plt_arm::add_entry): Same.
9079 (Output_data_plt_arm::first_plt_entry): Define new
9080 static data member for PLT instruction template.
9081 (Output_data_plt_arm::plt_entry): Same.
9082 (Output_data_plt_arm::do_write): Define new method.
9083 (Target_arm::make_plt_entry): Same.
9084 (Target_arm::do_finalize_sections): Same.
9085 (Target_arm::do_dynsym_value): Same.
9086
4a657b0d
DK		 90872009-05-28 Doug Kwan <dougkwan@google.com>
9088
9089 * Makefile.am (TARGETSOURCES): Add arm.cc.
9090 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9091 * Makefile.in: Regenerate.
9092 * arm.cc: New file.
9093 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9094
e7ae8c36
DK		 90952009-05-26 Doug Kwan <dougkwan@google.com>
9096
9097 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9098 (General_options::check_excluded_libs): Strip off directories in
9099 archive name before matching like GNU ld does.
9100 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9101 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9102 (exclude_libs_test_LDFLAGS): Add linker option
9103 -Wl,--exclude-libs,libexclude_libs_test_3
9104 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9105 an explicit archive without using -l.
9106 (alt/libexclude_libs_test_3.a): New make rule.
9107 * testsuite/Makefile.in: Regenerate.
9108 * testsuite/exclude_libs_test.c : Declare lib3_default().
9109 (main): Call it.
9110 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9111 * exclude_libs_test_3.c: New file.
9112
f12e7348
NC		 91132009-05-26 Nick Clifton <nickc@redhat.com>
9114
9115 * po/id.po: New Indonesian translation.
9116 * po/gold.pot: Updated template file.
9117
4daadc0d
ST		 91182009-05-22 Sriraman Tallam <tmsriram@google.com>
9119
e1df38aa 9120 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9121 gc_comdat_test files. Add -Wl,--gc-sections to build
9122 gc_comdat_test.
9123 * testsuite/Makefile.in: Regenerate.
9124 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9125
531813ad
ST		 91262009-05-21 Sriraman Tallam <tmsriram@google.com>
9127
9128 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9129 kept comdat section was garbage collected.
9130 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9131 * testsuite/Makefile.in: Regenerate.
9132 * testsuite/gc_comdat_test.sh: New file.
9133 * testsuite/gc_comdat_test_1.cc: New file.
9134 * testsuite/gc_comdat_test_2.cc: New file.
9135
65514900
CC		 91362009-05-19 Doug Kwan <dougkwan@google.com>
9137
9138 * archive.cc (Archive::Archive): Move constructor from archive.h
9139 to here. Initialize no_export_.
9140 (Archive::get_elf_object_for_member): Set no_export flag of object.
9141 * archive.h (Archive::Archive): Move constructor body to
9142 archive.cc.
9143 (Archive::no_export): New method.
9144 (Archive::no_export_): New field.
9145 * object.h (Object::Object): Initialize no_export_ to false.
9146 (Object::no_export, Object::set_no_export): New methods.
9147 (Object::no_export_): New field.
9148 * options.cc (General_options::parse_exclude_libs): New method.
9149 (General_options::check_excluded_libs) Same.
9150 * options.h (exclude_libs): New option.
9151 (General_options::check_excluded_libs): New method declaration.
9152 (General_options::excluded_libs_): New field.
9153 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9154 default or protected visibility if an object has no-export flag set.
9155 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9156 (check_SCRIPTS): Add exclude_libs_test.sh.
9157 (check_DATA): Add exclude_libs_test.syms.
9158 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9159 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9160 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9161 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9162 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9163 libexclude_libs_test_2.a): New rules.
9164 * testsuite/Makefile.in: Regenerate.
9165 * testsuite/exclude_libs_test.c: New file.
9166 * testsuite/exclude_libs_test.sh: Ditto.
9167 * testsuite/exclude_libs_test_1.c: Ditto.
9168 * testsuite/exclude_libs_test_2.c: Ditto.
9169
1b77ea50
ILT		 91702009-05-15 Ian Lance Taylor <iant@google.com>
9171
9172 * configure.ac: Check for declarations for cases where libiberty.h
9173 checks HAVE_DECL_xxx.
9174 * configure, config.in: Rebuild.
9175
072fe7ce
ILT		 91762009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9177
9178 * gold.h (Incremental_argument_list): Remove (invalid) forward
9179 declaration.
9180 * incremental.cc (Incremental_inputs::report_achive): New method.
9181 (Incremental_inputs::report_object): New method.
9182 (Incremental_inputs::report_script): New method.
9183 (Incremental_inputs::finalize_inputs): New method.
9184 (Incremental_inputs::finalize): Call finalize_inputs().
9185 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9186 Create inputs entries.
9187 * incremental.h (Incremental_input_type): New enum.
9188 (Incremental_inputs::Incremental_input): Initialize new fields.
9189 (Incremental_inputs::report_inputs): New method.
9190 (Incremental_inputs::report_achive): New method.
9191 (Incremental_inputs::report_object): New method.
9192 (Incremental_inputs::report_script): New method.
9193 (Incremental_inputs::finalize_inputs): New method.
9194 (Incremental_inputs::Input_info): New struct.
9195 (Incremental_inputs::Input_info_map): New typedef.
9196 (Incremental_inputs::lock_): New field.
9197 (Incremental_inputs::Inputs_): New field.
9198 (Incremental_inputs::Inputs_map): New field.
9199 * main.cc (main): Call Incremental_input::report_inputs.
9200 * options.h (Input_argument_list): Typedef moved from
9201 Input_arguments.
9202 (Input_file_group::Files): Remove, use ::Input_argument_list.
9203 (Input_file_group::Input_argument_list): Remove, use
9204 ::Input_argument_list.
9205 * plugin.cc (Plugin_manager::add_input_file): Add error in
9206 incremental build.
9207 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9208 functions.
9209 * script.cc (read_input_script): Call
9210 Incremental_input::report_script.
9211 * script.h (Script_info): New class.
9212
b0481b0b
ILT		 92132009-04-27 Ian Lance Taylor <iant@google.com>
9214
9215 * x86_64.cc (do_adjust_output_section): Set entsize to
9216 plt_entry_size.
9217
b22a5a41 92182009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9219
9220 * output.cc (Output_file::close): After short writes, continue
9221 writing from the correct offset in the buffer being written.
9222
40fde488
CD		 92232009-04-23 Chris Demetriou <cgd@google.com>
9224
9225 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9226 * configure: Regenerate.
9227 * config.in: Regenerate.
9228 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9229 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9230
3ce2c28e
ILT		 92312009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9232
9233 * incremental.cc (Incremental_inputs_header_data): Renamed from
9234 Incremental_input_header_data.
9235 (Incremental_inputs_header_data::data_size): New field.
9236 (Incremental_inputs_header_data::put_input_file_count): Renamed
9237 from input_file_count.
9238 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9239 from command_line_offset.
9240 (Incremental_inputs_header_data::put_reserved): Renamed from
9241 put_reserved.
9242 (Incremental_inputs_entry_data): Renamed from
9243 Incremental_input_entry_data.
9244 (Incremental_inputs_entry_data::data_size): New field.
9245 (Incremental_inputs::report_command_line): New method.
9246 (Incremental_inputs::finalize): New method.
9247 (Incremental_inputs::create_incremental_inputs_data): New method.
9248 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9249 * incremental.h: New file.
9250 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9251 (Layout::finalize): Create incremental inputs section in
9252 incremental builds.
9253 (Layout::create_incremental_info_sections): New method.
9254 * layout.h (Layout::incremental_inputs): New method.
9255 (Layout::create_incremental_info_sections): New method.
9256 (Layout::incremental_inputs_): New field.
9257 * main.cc (main): Notify Incremental_input of the command line.
9258
e55bde5e
ILT		 92592009-04-01 Ian Lance Taylor <iant@google.com>
9260 Mikolaj Zalewski <mikolajz@google.com>
9261
9262 * gold.h (reserve_unordered_map): Define, three versions, one for
9263 each version of Unordered_map.
9264 * layout.cc (Layout::Layout): Remove options parameter. Add
9265 number_of_input_files parameter. Don't initialize options_.
9266 Initialize number_of_input_files_ and resized_signatures_. Move
9267 sections_are_attached_.
9268 (Layout::layout_group): Reserve space for group_signatures_.
9269 (Layout::find_or_add_kept_section): Change name parameter to be a
9270 reference. Resize signatures_ map when it gets large enough.
9271 (Layout::layout_eh_frame): Use parameters->options() instead of
9272 this->options_.
9273 (Layout::make_output_section): Likewise.
9274 (Layout::attach_allocated_section_to_segment): Likewise.
9275 (Layout::finalize, Layout::create_executable_stack): Likewise.
9276 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9277 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9278 * layout.h (class Layout): Update declarations. Remove options_
9279 field. Add number_of_input_files_ and resized_signatures_
9280 fields. Move sections_are_attached_ field.
9281 * main.cc (main): Pass number of input files to Layout
9282 constructor. Don't pass options.
9283
154b857c
ILT		 92842009-03-30 Ian Lance Taylor <iant@google.com>
9285
9286 * ffsll.c (ffsll): Correct implementation.
9287
2f35ab9b
ILT		 92882009-03-27 Ian Lance Taylor <iant@google.com>
9289
fd03461a
ILT		 9290 * ffsll.c: New file.
9291 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9292 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9293 * ftruncate.c (ftruncate): Declare before definition.
9294 * mremap.c (mremap): Likewise.
9295 * pread.c (pread): Likewise.
9296 * configure, Makefile.in, config.in: Rebuild.
9297
2f35ab9b
ILT		 9298 * mremap.c: New file.
9299 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9300 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9301 (mremap): Declare if HAVE_MREMAP is not defined.
9302 * configure, Makefile.in, config.in: Rebuild.
9303
33aea2fd
CC		 93042009-03-27 Cary Coutant <ccoutant@google.com>
9305
9306 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9307 position independent.
9308 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9309 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9310
6d479619
CC		 93112009-03-24 Cary Coutant <ccoutant@google.com>
9312
9313 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9314 an executable.
9315 (needs_dynamic_reloc): Likewise.
9316
afc06bb8
ILT		 93172009-03-24 Ian Lance Taylor <iant@google.com>
9318
9319 * yyscript.y (file_cmd): Recognize EXTERN.
9320 (extern_name_list, extern_name_list_body): New nonterminals.
9321 * script.cc (script_add_extern): Define.
9322 * script-c.h (script_add_extern): Declare.
9323
f6060a4d
ILT		 93242009-03-24 Rafael Avila de Espindola <espindola@google.com>
9325
9326 * object.cc (is_elf_object): Define.
9327 * object.h (is_elf_object): Declare.
9328 * archive.cc (Archive::get_elf_object_for_member): Call
9329 is_elf_object.
33aea2fd 9330 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9331
26736d8e
ILT		 93322009-03-24 Elliott Hughes <enh@google.com>
9333
9334 * output.cc (Output_file::map_anonymous): Define.
9335 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9336 try an anonymous one. Report the size if the mmap fails.
9337 * output.h (class Output_file): Declare map_anonymous.
9338
22fd9730
ILT		 93392009-03-24 Ian Lance Taylor <iant@google.com>
9340
9341 * target-select.cc (instantiate_target): Don't acquire the lock if
9342 the instantiated_target_ field has already been set.
9343
cb010894
ILT		 93442009-03-23 Ian Lance Taylor <iant@google.com>
9345
7f055c20
ILT		 9346 * gold-threads.h (class Initialize_lock): Define.
9347 * gold-threads.cc (class Initialize_lock_once): Define.
9348 (initialize_lock_control): New static variable.
9349 (initialize_lock_pointer): New static variable.
9350 (initialize_lock_once): New static function.
9351 (Initialize_lock::Initialize_lock): Define.
9352 (Initialize_lock::initialize): Define.
9353 * target-select.h: Include "gold-threads.h".
9354 (class Target_selector): Add lock_ and initialize_lock_ fields.
9355 Don't define instantiate_target, just declare it.
9356 * target-select.cc (Target_selector::Target_selector): Initialize
9357 new fields.
9358 (Target_selector::instantiate_target): Define.
9359 * descriptors.h: Include "gold-threads.h".
9360 (class Descriptors): Add initialize_lock_ field.
9361 * descriptors.cc (Descriptors::Descriptors): Initialize new
9362 field.
9363 (Descriptors::open): Use initialize_lock_ field
9364 * errors.h (class Errors): Add initialize_lock_ field.
9365 * errors.cc (Errors::Errors): Initialize new field.
9366 (Errors::initialize_lock): Use initialize_lock_ field.
9367 * powerpc.cc (class Target_selector_powerpc): Remove
9368 instantiated_target_ field. In do_recognize call
9369 instantiate_target rather than do_instantiate_target. In
9370 do_instantiate_target just allocate a new target.
9371 * sparc.cc (class Target_selector_sparc): Likewise.
9372
36959681
ILT		 9373 * freebsd.h: New file.
9374 * i386.cc: Include "freebsd.h".
9375 (Target_i386): Derive from Target_freebsd rather than
9376 Sized_target.
9377 (Target_selector_i386): Derive from Target_selector_freebsd rather
9378 than Target_selector.
9379 * x86_64.cc: Include "freebsd.h".
9380 (Target_x86_64): Derive from Target_freebsd rather than
9381 Sized_target.
9382 (Target_selector_x86_64): Derive from Target_selector_freebsd
9383 rather than Target_selector.
9384 * target.h (class Target): Add adjust_elf_header and
9385 do_adjust_elf_header.
9386 * output.cc (Output_file_header:: do_sized_write): Call target
9387 adjust_elf_header routine.
9388 * configure.tgt: Set targ_osabi.
9389 * configure.ac: Define GOLD_DEFAULT_OSABI.
9390 * parameters.cc (Parameters::default_target): Pass
9391 GOLD_DEFAULT_OSABI to select_target.
9392 * target-select.h (class Target_selector): Make instantiate_target
9393 protected rather than private.
9394 * Makefile.am (HFILES): Add freebsd.h.
9395 * configure, Makefile.in, config.in: Rebuild.
9396
cb010894
ILT		 9397 * merge.cc (do_add_input_section): Correct pend value. Change
9398 message about last entry not being null terminated from error to
9399 warning.
9400
0e879927
ILT		 94012009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9402
9403 * incremental.cc: New file.
9404 * Makefile.am (CCFILES): Add incremental.cc.
9405 * Makefile.in: Rebuild.
9406
41105937
PP		 94072009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9408
9409 * layout.cc (Layout::output_section_name): Preserve names
9410 of '.note.' sections.
e1df38aa 9411
60439920
ILT		 94122009-03-19 Ian Lance Taylor <iant@google.com>
9413
9414 * descriptors.cc (Descriptors::open): Check that the options are
9415 valid before using them.
9416
0d371ad3
ILT		 94172009-03-18 Ian Lance Taylor <iant@google.com>
9418
9419 * script-sections.h: Include <list>.
9420 (class Script_sections): Change Sections_elements from std::vector
9421 to std::list. Typedef public Elements_iterator. Add
9422 orphan_section_placement_, data_segment_align_start_, and
9423 saw_data_segment_align_ fields. Remove data_segment_align_index_
9424 field.
9425 * script-sections.cc (class Orphan_section_placement): New class.
9426 (class Sections_element): Add virtual functions is_relro and
9427 orphan_section_init. Remove virtual function place_orphan_here.
9428 (class Output_section_definition): Add is_relro and
9429 orphan_section_init. Remove place_orphan_here.
9430 (class Orphan_output_section): Likewise.
9431 (Script_sections::Script_sections): Update for field changes.
9432 (Script_sections::data_segment_align): Set saw_data_segment_align_
9433 and data_segment_align_start_, not data_segment_align_index.
9434 (Script_sections::data_segment_relro_end): Check
9435 saw_data_segment_align_. Use data_segment_align_start_ rather
9436 than data_segment_align_index_.
9437 (Script_sections::place_orphan): Rewrite to use
9438 Orphan_section_placement.
9439
9201d894
ILT		 94402009-03-17 Ian Lance Taylor <iant@google.com>
9441
9c5b8369
ILT		 9442 * archive.cc (Archive::add_symbols): Check for a version attached
9443 to the symbol name in the archive map.
9444 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9445 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9446 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9447 (ver_test_11.a): New target.
9448 * testsuite/Makefile.in: Rebuild.
9449
9201d894
ILT		 9450 * configure.ac: Check for chsize and posix_fallocate. Replace
9451 ftruncate.
9452 * ftruncate.c: New file, from gnulib.
9453 * output.cc (posix_fallocate): Define dummy version if not
9454 HAVE_POSIX_FALLOCATE.
9455 (Output_file::map): Call posix_fallocate rather than lseek and
9456 write.
9457 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9458 * configure, Makefile.in, config.in: Rebuild.
9459
ef4ab7a8 94602009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9461
ef4ab7a8
PP		 9462 * layout.h (Layout::create_note): Add section_name parameter.
9463 * layout.cc (Layout::create_note): Likewise.
9464 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9465
8c500701
ILT		 94662009-03-17 Ian Lance Taylor <iant@google.com>
9467
e85b18e1
ILT		 9468 * descriptors.cc: Include "options.h".
9469 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9470 (Descriptors::open): Always use O_CLOEXEC when opening a new
9471 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9472 then set FD_CLOEXEC.
9473
9efe6174
ILT		 9474 * sparc.cc (class Target_sparc): Add has_got_section.
9475 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9476 make sure we have a GOT section.
9477
9478 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9479 (Target_sparc::Scan::local): Likewise.
9480 (Target_sparc::Scan::global): Likewise.
9481 (Target_sparc::Relocate::relocate): Likewise.
9482 (Target_sparc::Relocate::relocate_tls): Likewise.
9483
8c500701
ILT		 9484 * symtab.cc (Symbol_table::define_default_version): New function,
9485 broken out of add_from_object.
9486 (Symbol_table::add_from_object): Call define_default_version.
9487 (Symbol_table::define_special_symbol): Add resolve_oldsym
9488 parameter. Change all callers. If the version for a symbol comes
9489 from a version script, resolve it with the symbol with the same
9490 name with no version. Also add the symbol without a version if
9491 appropriate.
9492 (do_define_in_output_data): If resolving with oldsym, don't delete
9493 sym.
9494 (do_define_in_output_segment): Likewise.
9495 (do_define_as_constant): Likewise.
9496 * symtab.h (class Symbol_table): Update declarations.
9497
f1ed28fb
ILT		 94982009-03-13 Ian Lance Taylor <iant@google.com>
9499
15f8229b
ILT		 9500 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9501 (Read_symbols::requeue): New function.
9502 (Read_symbols::do_read_symbols): If make_elf_object fails because
9503 the target type is not configured, and the file was searched for,
9504 issue a warning and retry with the next directory.
9505 (Add_symbols::run): If the file has an incompatible format, and
9506 it was searched for, requeue the Read_symbols task. On error,
9507 release the object.
9508 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9509 dirindex parameter to constructor. Change all callers. Declare
9510 incompatible_warning and requeue.
9511 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9512 input_argument_ and input_group_ fields. Add them to
9513 constructor. Change all callers.
9514 (class Read_script): Add dirindex_ field. Add it to constructor.
9515 Change all callers.
9516 * archive.cc (Archive::setup): Remove input_objects parameter.
9517 Change all callers.
9518 (Archive::get_file_and_offset): Likewise.
9519 (Archive::read_all_symbols): Likewise.
9520 (Archive::read_symbols): Likewise.
9521 (Archive::get_elf_object_for_member): Remove input_objects
9522 parameter. Add punconfigured parameter. Change all callers.
9523 (Archive::add_symbols): Change return type to bool. Check return
9524 value of include_member.
9525 (Archive::include_all_members): Likewise.
9526 (Archive::include_member): Change return type to bool. Return
9527 false if first included object has incompatible target. Set
9528 included_member_ field.
9529 (Add_archive_symbols::run): If add_symbols returns false, requeue
9530 Read_symbols task.
9531 * archive.h (class Archive): Add included_member_ field.
9532 Initialize it in constructor. Add input_file and searched_for
9533 methods. Update declarations.
9534 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9535 input_argument_ fields. Add them to constructor. Change all
9536 callers.
9537 * script.cc: Include "target-select.h".
9538 (class Parser_closure): Add skip_on_incompatible_target_ and
9539 found_incompatible_target_ fields. Add
9540 skip_on_incompatible_target parameter to constructor. Change all
9541 callers. Add methods skip_on_incompatible_target,
9542 clear_skip_on_incompatible_target, found_incompatible_target, and
9543 set_found_incompatible_target.
9544 (read_input_script): Add dirindex parameter. Change all callers.
9545 If parser finds an incompatible target, requeue Read_symbols
9546 task.
9547 (script_set_symbol): Clear skip_on_incompatible_target in
9548 closure.
9549 (script_add_assertion, script_parse_option): Likewise.
9550 (script_start_sections, script_add_phdr): Likewise.
9551 (script_check_output_format): New function.
9552 * script.h (read_input_script): Update declaration.
9553 * script-c.h (script_check_output_format): Declare.
9554 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9555 (ignore_cmd): Remove OUTPUT_FORMAT.
9556 * fileread.cc (Input_file::Input_file): Add explicit this.
9557 (Input_file::will_search_for): New function.
9558 (Input_file::open): Add pindex parameter. Change all callers.
9559 * fileread.h (class Input_file): Add input_file_argument method.
9560 Declare will_search_for. Update declarations.
9561 * object.cc (make_elf_object): Add punconfigured parameter.
9562 Change all callers.
9563 * object.h (class Object): Make input_file public. Add
9564 searched_for method.
9565 (make_elf_object): Update declaration.
9566 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9567 restart search.
9568 * dirsearch.h (class Dirsearch): Update declaration.
9569 * options.h (class General_options): Add --warn-search-mismatch.
9570 * parameters.cc (Parameters::is_compatible_target): New function.
9571 * parameters.h (class Parameters): Declare is_compatible_target.
9572 * workqueue.cc (Workqueue::add_blocker): New function.
9573 * workqueue.h (class Workqueue): Declare add_blocker.
9574
f1ed28fb
ILT		 9575 * fileread.cc (Input_file::open): Remove options parameter.
9576 Change all callers.
9577 (Input_file::open_binary): Likewise.
9578 * script.cc (read_input_script): Likewise.
9579 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9580 options parameter from constructor. Change all callers.
9581 (class Read_script): Likewise.
9582 * fileread.h (class Input_file): Update declarations.
9583 * script.h (read_input_script): Update declaration.
9584
34dd024a
NC		 95852009-03-10 Nick Clifton <nickc@redhat.com>
9586
9587 * po/es.po: New Spanish translation.
9588
6d71b17c
CC		 95892009-03-06 Cary Coutant <ccoutant@google.com>
9590
9591 * options.cc (parse_short_option): Keep dash_z from registering itself.
9592
031cdbed
ILT		 95932009-03-03 Ian Lance Taylor <iant@google.com>
9594
9595 PR 9918
9596 * target-reloc.h (relocate_section): Pass output_section to
9597 relocate.
9598 * i386.cc (Target_i386::should_apply_static_reloc): Add
9599 output_section parameter. Change all callers.
9600 (Target_i386::Relocate::relocate): Add output_section parameter.
9601 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9602 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9603 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9604 * testsuite/two_file_shared.sh: New script.
9605 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9606 (check_DATA): Add two_file_shared.dbg.
9607 (two_file_shared.dbg): New target.
9608 * testsuite/Makefile.in: Rebuild.
9609
15d5fa16
ILT		 96102009-03-01 Ian Lance Taylor <iant@google.com>
9611
9612 * configure.ac: Check for byteswap.h.
9613 * configure: Rebuild.
9614 * config.in: Rebuild.
9615
8a4c0b0d
ILT		 96162009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9617
9618 * layout.cc (Layout::find_or_add_kept_section): New function.
9619 (Layout::add_comdat): Removed.
9620 * layout.h (struct Kept_section): Move out of class Layout.
9621 Remove trailing underscores from field names. Add group_sections
9622 field. Rename group_ field to is_group. Change all uses.
9623 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9624 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9625 comdat_groups_ field.
9626 (Sized_relobj::include_section_group): Use
9627 find_or_add_kept_section and Kept_section::group_sections.
9628 (Sized_relobj::include_linkonce_section): Likewise.
9629 * object.cc (class Sized_relobj): Don't define Comdat_group or
9630 Comdat_group_table. Remove find_comdat_group and
9631 add_comdat_group. Remove comdat_groups_ field.
9632 * plugin.cc (include_comdat_group): Use
9633 Layout::find_or_add_kept_section.
9634
b4ecf66b
ILT		 96352009-02-28 Ian Lance Taylor <iant@google.com>
9636
14359ca0
ILT		 9637 * README: --gc-sections and map files are now supported. Document
9638 some build requirements.
9639
b4ecf66b
ILT		 9640 PR 6992
9641 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9642 relocatable link set the value of the section symbol to zero.
9643 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9644 relocatable link don't include the section address in the local
9645 symbol value.
9646
0602e05a
ILT		 96472009-02-27 Ian Lance Taylor <iant@google.com>
9648
fd9d194f
ILT		 9649 PR 6811
9650 * options.h (class Search_directory): Add is_system_directory.
9651 (class General_options): Declare is_in_system_directory.
9652 * options.cc (get_relative_sysroot): Make static.
9653 (get_default_sysroot): Make static.
9654 (General_optoins::is_in_system_directory): New function.
9655 * fileread.cc (Input_file::is_in_system_directory): New function.
9656 * fileread.h (class Input_file): Declare is_in_system_directory.
9657 * object.h (class Object): Add is_in_system_directory.
9658 (class Input_objects): Remove system_library_directory_ field.
9659 * object.cc (Input_objects::add_object): Don't set
9660 system_library_directory_.
9661 (input_objects::found_in_system_library_directory): Remove.
9662 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9663 parameter. Change all callers.
9664 (Symbol_table::sized_write_globals): Likewise.
9665 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9666 Call Object::is_in_system_directory.
9667 * symtab.h (class Symbol_table): Update declarations.
9668
61edd21f
ILT		 9669 PR 5990
9670 * descriptors.h (Open_descriptor): Add is_on_stack field.
9671 * descriptors.cc (Descriptors::open): If the descriptor is on the
9672 top of the stack, remove it. Initialize is_on_stack field.
9673 (Descriptors::release): Only add pod to stack if it is not on the
9674 stack already.
9675 (Descriptors::close_some_descriptor): Clear stack_next and
9676 is_on_stack fields.
9677
e29e076a
ILT		 9678 PR 7091
9679 * output.cc (Output_section::find_starting_output_address): Rename
9680 from starting_output_address; add PADDR parameter; change return
9681 type.
9682 * output.h (class Output_section): Declare
9683 find_starting_output_address instead of starting_output_address.
9684 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9685 section symbol for which we can't find a merge section.
9686
0602e05a
ILT		 9687 PR 9836
9688 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9689 hidden or internal, force the symbol to be local.
9690 * resolve.cc (Symbol::override_visibility): Define.
9691 (Symbol::override_base): Use override_visibility.
9692 (Symbol_table::resolve): Likewise.
9693 (Symbol::override_base_with_special): Likewise.
9694 (Symbol_table::override_with_special): If the visibility is hidden
9695 or internal, force the symbol to be local.
9696 * symtab.h (class Symbol): Add set_visibility and
9697 override_visibility.
9698 * testsuite/ver_test_1.sh: New file.
9699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9700 (check_DATA): Add ver_test_1.syms.
9701 (ver_test_1.syms): New target.
9702 * testsuite/Makefile.in: Rebuild.
9703
401a9a73
CC		 97042009-02-25 Cary Coutant <ccoutant@google.com>
9705
9706 * layout.cc (Layout::choose_output_section): Don't rename sections
9707 when using a linker script that has a SECTIONS clause.
9708 * Makefile.in: Regenerate.
9709
9710 * testsuite/Makefile.am (script_test_5.sh): New test case.
9711 * testsuite/Makefile.in: Regenerate.
9712 * testsuite/script_test_5.cc: New file.
9713 * testsuite/script_test_5.sh: New file.
9714 * testsuite/script_test_5.t: New file.
9715
f488e4b0
CC		 97162009-02-13 Rafael Avila de Espindola <espindola@google.com>
9717
9718 * archive.cc (Archive::include_member): Update calls to add_symbols.
9719 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9720 the Layout argument.
9721 * dynobj.h (do_add_symbols): Add the Layout argument.
9722 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9723 Layout argument.
9724 * object.h (Object::add_symbols): Add the Layout argument.
9725 (Object::do_add_symbols): Add the Layout argument.
9726 (Sized_relobj::do_add_symbols): Add the Layout argument.
9727 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9728 Unify the two versions.
9729 (Add_plugin_symbols): Remove.
9730 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9731 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9732 (Add_plugin_symbols): Remove.
9733 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9734 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9735 (Add_symbols::run): Make it work with Pulginobj.
9736
89dd1680
ILT		 97372009-02-06 Ian Lance Taylor <iant@google.com>
9738
9739 * object.cc (Sized_relobj::do_layout): Make info message start
9740 with lower case letter.
9741
266d0a74
ILT		 97422009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9743
602b464e
ILT		 9744 * binary.cc: Fix file comment.
9745
266d0a74
ILT		 9746 * options.h (enum Incremental_disposition): Define.
9747 (class General_options): Add new options: --incremental,
9748 --incremental_changed, --incremental_unchanged,
9749 --incremental_unknown. Add incremental_disposition_ and
9750 implicit_incremental_ fields.
9751 (General_options::incremental_disposition): New function.
9752 (class Position_dependent_options): Add incremental_disposition
9753 option.
9754 (Position_dependent_options::copy_from_options): Set incremental
9755 dispositions.
9756 * options.cc (General_options::parse_incremental_changed): New
9757 function.
9758 (General_options::parse_incremental_unchanged): New function.
9759 (General_options::parse_incremental_unknown): New function.
9760 (General_options::General_options): Initialize new fields
9761 incremental_disposition_ and implicit_incremental_.
9762 (General_options::finalize): Check for uasge of --incremental-*
9763 without --incremental.
9764
f073bbf7
CD		 97652009-02-06 Chris Demetriou <cgd@google.com>
9766
9767 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9768 pointer and to report location as the file name associated with
9769 the symbol.
9770 (gold_undefined_symbol_at_location): New function to replace the
9771 old gold_undefined_symbol functionality.
9772 * target-reloc.h (relocate_section): Update to use
9773 gold_undefined_symbol_at_location.
9774 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9775 Call gold_undefined_symbol function rather than gold_error.
9776 * errors.h (Errors::undefined_symbol): Take location as a
9777 string, rather than calculating it from a relocation.
9778 * errors.cc (Errors::fatal): Print "fatal error:" before the
9779 formatted message.
9780 (Errors::error, Errors::error_at_location): Print "error: "
9781 before the formatted message.
9782 (Errors::undefined_symbol): Take location as a string, rather
9783 than calculating it from a relocation.
9784 (gold_undefined_symbol_at_location): New function akin to
9785 old gold_undefined_symbol, calculates location from relocation.
9786 (gold_undefined_symbol): Change to take only a Symbol pointer
9787 and to report location as the file name associated with the symbol.
9788 * testsuite/debug_msg.sh: Update for changed error messages.
9789 * testsuite/undef_symbol.sh: Likewise.
9790
8e94a90c
ILT		 97912009-02-04 Duncan Sands <baldrick@free.fr>
9792
9793 PR 9812
9794 * reduced_debug_output.h
9795 (Output_reduced_debug_abbrev_section::failed): Use format for
9796 gold_warning.
9797 (Output_reduced_debug_info_section::faild): Likewise.
9798
88a0e15b
ILT		 97992009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9800
9801 * script.cc (Lazy_demangler): New class.
9802 (Version_script_info::get_symbol_version_helper): Demangle a
9803 symbol only once.
9804
5efc7cd2
CC		 98052009-01-29 Cary Coutant <ccoutant@google.com>
9806
9807 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9808 to __tls_get_addr.
9809 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9810
e0ebcf42
ILT		 98112009-01-28 Ian Lance Taylor <iant@google.com>
9812
5efc7cd2 9813 * version.cc (version_string): Bump to 1.9.
75fe7426 9814
e0ebcf42
ILT		 9815 * gold.h: Include <cstring> and <stdint.h>.
9816 * version.cc: Include <cstdio>.
9817 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9818 warning.
9819 * reduced_debug_output.cc (insert_into_vector): Rename from
9820 Insert_into_vector; change all callers. Use Swap_unaligned to
9821 avoid aliasing issue; remove union since it is unnecessary.
9822
8e2813be 98232009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9824
9825 * Makefile.am (CCFILES): Add gc.cc.
9826 (HFILES): Add gc.h.
9827 * Makefile.in: Regenerate.
9828 * gold.cc (Gc_runner): New class.
9829 (queue_initial_tasks): Call garbage collection related tasks
9830 when corresponding options are invoked.
9831 (queue_middle_gc_tasks): New function.
9832 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9833 processed early before laying out sections during garbage collection.
9834 * gold.h (queue_middle_gc_tasks): New function.
9835 (is_prefix_of): Move from "layout.cc".
9836 * i386.cc (Target_i386::gc_process_relocs): New function.
9837 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9838 * main.cc (main): Create object of class "Garbage_collection".
9839 * object.cc (Relobj::copy_symbols_data): New function.
9840 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9841 (Sized_relobj::do_layout): Allow this function to be called twice
9842 during garbage collection and defer layout of section during the
6d03d481
ST		 9843 first call.
9844 * object.h (Relobj::get_symbols_data): New function.
9845 (Relobj::is_section_name_included): New function.
9846 (Relobj::copy_symbols_data): New function.
9847 (Relobj::set_symbols_data): New function.
9848 (Relobj::get_relocs_data): New function.
9849 (Relobj::set_relocs_data): New function.
9850 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9851 (Relobj::gc_process_relocs): New function.
9852 (Relobj::do_gc_process_relocs): New pure virtual function.
9853 (Relobj::sd_): New data member.
9854 (Sized_relobj::is_output_section_offset_invalid): New function.
9855 (Sized_relobj::do_gc_process_relocs): New function.
9856 * options.h (General_options::gc_sections): Modify to not be a no-op.
9857 (General_options::print_gc_sections): New option.
9858 * plugin.cc (Plugin_finish::run): Remove function call to
9859 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9860 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9861 * reloc.cc (Read_relocs::run): Add task to process relocs and
9862 determine unreferenced sections when doing garbage collection.
9863 (Gc_process_relocs): New class.
9864 (Sized_relobj::do_gc_process_relocs): New function.
9865 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9866 sections that are garbage collected.
9867 * reloc.h (Gc_process_relocs): New class.
9868 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9869 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9870 symbols whose corresponding sections are garbage collected.
9871 (Symbol_table::Symbol_table): Add new parameter for the garbage
9872 collection object.
9873 (Symbol_table::gc_mark_undef_symbols): New function.
9874 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9875 (Symbol_table::gc_mark_dyn_syms): New function.
9876 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9877 as garbage.
9878 (Symbol_table::add_from_object): Likewise.
9879 (Symbol_table::add_from_relobj): When building shared objects, do not
9880 treat externally visible symbols as garbage.
9881 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9882 table information for static and relocatable links.
9883 * symtab.h (Symbol_table::set_gc): New function.
9884 (Symbol_table::gc): New function.
9885 (Symbol_table::gc_mark_undef_symbols): New function.
9886 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9887 (Symbol_table::gc_mark_dyn_syms): New function.
9888 (Symbol_table::gc_): New data member.
e1df38aa 9889 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9890 function.
9891 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9892 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9893
3b293544
CF		 98942009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9895
9896 * options.h (General_options::gc_sections): Define as a no-op for now.
9897 (General_options::no_keep_memory): Ditto.
9898 (General_options::Bshareable): Define.
9899 * options.cc (General_options::finalize): Honor -Bshareable.
9900
83d22aa8
AS		 99012009-01-20 Andreas Schwab <schwab@suse.de>
9902
9903 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9904 read the value in the contents, since we don't use it. Use the
9905 template endianness when writing.
9906 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9907
cd536b21
AS		 99082009-01-19 Andreas Schwab <schwab@suse.de>
9909
9910 * configure.tgt (powerpc64-*): Fix targ_obj.
9911
99e9a495
ILT		 99122009-01-15 Ian Lance Taylor <iant@google.com>
9913
9914 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9915 local symbols when stripping all symbols.
9916
bbbfea06
CC		 99172009-01-14 Cary Coutant <ccoutant@google.com>
9918
99e9a495 9919 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9920
0f7c0701
CC		 99212009-01-14 Cary Coutant <ccoutant@google.com>
9922
9923 * archive.cc (Archive::get_elf_object_for_member): Remove call
9924 to File_read::claim_for_plugin.
9925 * descriptors.cc (Descriptors::open): Remove reference to
9926 is_claimed.
9927 (Descriptors::claim_for_plugin): Remove.
9928 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9929 (Descriptors::is_claimed): Remove.
9930 (claim_descriptor_for_plugin): Remove.
9931 * fileread.cc (File_read::claim_for_plugin): Remove.
9932 * fileread.h (File_read::claim_for_plugin): Remove.
9933 (File_read::descriptor): Reopen descriptor if necessary.
9934 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9935 (Plugin_manager::all_symbols_read): Add task parameter. Change
9936 all callers.
9937 (Plugin_manager::get_input_file): New function.
9938 (Plugin_manager::release_input_file): New function.
9939 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9940 corresponding data member.
9941 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9942 and pass to base constructor. Change all callers.
9943 (get_input_file, release_input_file): New functions.
9944 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9945 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9946 (Plugin_manager::all_symbols_read): Add task parameter.
9947 (Plugin_manager::get_input_file): New function.
9948 (Plugin_manager::release_input_file): New function.
9949 (Plugin_manager::task_): New data member.
9950 (Pluginobj::Pluginobj): Add filesize parameter.
9951 (Pluginobj::filename): New function.
9952 (Pluginobj::descriptor): New function.
9953 (Pluginobj::filesize): New function.
9954 (Pluginobj::filesize_): New data member.
9955 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9956 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9957 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9958
9959 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9960 with archive libraries.
9961 * testsuite/Makefile.in: Regenerate.
9962 * testsuite/plugin_test.c (struct sym_info): New type.
9963 (get_input_file, release_input_file): New static variables.
9964 (onload): Capture new transfer vector entries.
9965 (claim_file_hook): Stop reading at end of file according to filesize.
9966 Factor out parsing of readelf output into separate function.
9967 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9968 APIs and get the source file name from the symbol table. Convert
9969 source file name to corresponding object file name. Print info
9970 message when adding new input files.
9971 (parse_readelf_line): New function.
9972 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9973 * testsuite/plugin_test_2.sh: Likewise.
9974 * testsuite/plugin_test_3.sh: Likewise.
9975 * testsuite/plugin_test_4.sh: New test case.
9976
62a6d109
ILT		 99772009-01-07 Ian Lance Taylor <iant@google.com>
9978
9979 * version.cc (version_string): Bump to 1.8.
9980
483620e8
CC		 99812008-12-23 Cary Coutant <ccoutant@google.com>
9982
9983 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9984 * plugin.cc (Plugin_manager::finish): Rename as
9985 layout_deferred_objects. Move cleanup to separate function.
9986 (Plugin_manager::cleanup): New function.
9987 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9988 separately.
9989 * plugin.h (Plugin_manager::finish): Rename as
9990 layout_deferred_objects.
9991 (Plugin_manager::cleanup): New function.
9992 (Plugin_manager::cleanup_done): New field.
9993
d66a9eb3
CC		 99942008-12-23 Cary Coutant <ccoutant@google.com>
9995
9996 * plugin.cc (is_visible_from_outside): New function.
9997 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9998 so we don't return "IR only" status for exported symbols or -r links.
9999
10000 * testsuite/Makefile.am (plugin_test_3): New test case.
10001 * testsuite/Makefile.in: Regenerate.
10002 * testsuite/plugin_test_3.sh: New file.
10003
5995b570
CC		 100042008-12-22 Cary Coutant <ccoutant@google.com>
10005
10006 * object.cc (Sized_relobj::layout_section): New function.
10007 (Sized_relobj::do_layout): Defer layout of input sections until after
10008 plugin has provided replacement files.
10009 (Sized_relobj::do_layout_deferred_sections): New function.
10010 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10011 (Relobj::layout_deferred_sections): New function.
10012 (Relobj::do_layout_deferred_sections): New function.
10013 (Sized_relobj::do_layout_deferred_sections): New function.
10014 (Sized_relobj::layout_section): New function.
10015 (Sized_relobj::Deferred_layout): New structure.
10016 (Sized_relobj::deferred_layout_): New field.
10017 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10018 Change all callers. Layout deferred sections.
10019 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10020 references.
10021 (Plugin_hook::run): Move code from do_plugin_hook inline.
10022 (Plugin_hook::do_plugin_hook): Remove.
10023 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10024 (Plugin_manager::finish): Renamed, was cleanup.
10025 (Plugin_manager::should_defer_layout): New function.
10026 (Plugin_manager::add_deferred_layout_object): New function.
10027 (Plugin_manager::Deferred_layout_list): New type.
10028 (Plugin_manager::deferred_layout_objects_): New field.
10029 (Plugin_hook::do_plugin_hook): Remove.
10030
ee769c88
ILT		 100312008-12-17 Ian Lance Taylor <iant@google.com>
10032
10033 * options.h (class General_options): Add --no case for
10034 --export-dynamic.
10035
abc8dcba
CC		 100362008-12-16 Cary Coutant <ccoutant@google.com>
10037
10038 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10039 vector.
10040 (Plugin_manager::claim_file): Create plugin object even if
10041 plugin did not call the add_symbols callback.
10042 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10043 asking for more symbols than were added.
10044 * testsuite/Makefile.am (plugin_test_1): Add test case with
10045 no global symbols.
10046 (empty.syms): New target.
10047 * testsuite/Makefile.in: Regenerate.
10048 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10049 message. Don't call add_symbols if no globals.
10050 (all_symbols_read_hook): Don't provide replacement for empty
10051 claimed file.
10052
b0074644
ILT		 100532008-12-12 Ian Lance Taylor <iant@google.com>
10054
68943102
ILT		 10055 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10056 r_type == 0 for a local symbol with r_sym == 0.
10057 (scan_relocatable_relocs): Pass r_sym to
10058 local_non_section_strategy.
10059 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10060 r_sym parameter.
10061
b0074644
ILT		 10062 * configure.ac: Update test for TLS descriptors: they are
10063 supported as of glibc 2.9.
10064 * configure: Rebuild.
10065
c2508178
ILT		 100662008-12-11 Ian Lance Taylor <iant@google.com>
10067
10068 PR 7091
10069 * target-reloc.h (Default_scan_relocatable_relocs): For each
10070 function, map r_type == 0 to RELOC_DISCARD.
10071
2756a258
CC		 100722008-12-10 Cary Coutant <ccoutant@google.com>
10073
10074 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10075 object to override a kept COMDAT group from a plugin object.
10076
bb6f53d3
ILT		 100772008-12-09 Ian Lance Taylor <iant@google.com>
10078
fbc558e1
ILT		 10079 PR 7088
10080 * yyscript.y (file_cmd): Handle INPUT.
10081
bb6f53d3
ILT		 10082 * testsuite/initpri1.c: Change all declarations to be full
10083 prototypes by adding void, to avoid compiler warnings.
10084
4674ecfc
CC		 100852008-12-05 Rafael Avila de Espindola <espindola@google.com>
10086
10087 * options.cc (General_options::parse_plugin_opt): New.
10088 (General_options::add_plugin): The argument now is just the filename.
10089 (General_options::add_plugin_option): New.
10090 * options.h (plugin_opt): New.
10091 (add_plugin): Change argument name.
10092 (add_plugin_option): New.
10093 * plugin.cc (Plugin::load): Don't parse the plugin option.
10094 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10095 (Plugin::add_option): New.
10096 (Plugin::args_): Change type.
10097 (Plugin::filename_): New.
10098 (Plugin_manager::add_plugin_option): New.
10099 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10100 * testsuite/Makefile.in: Regenerate.
10101
fd06b4aa
CC		 101022008-12-05 Cary Coutant <ccoutant@google.com>
10103
10104 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10105 Handle --strip-lto-sections option.
10106 * options.h (strip_lto_sections): New option.
10107
6c52134c
CC		 101082008-12-01 Cary Coutant <ccoutant@google.com>
10109
10110 * plugin.cc (ld_plugin_message): Change format parameter to const.
10111 Fix mismatch between new[] and delete.
10112
a45248e0
CC		 101132008-11-14 Cary Coutant <ccoutant@google.com>
10114
10115 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10116 instead of -1U.
10117
c82fbeee
CS		 101182008-11-05 Craig Silverstein <csilvers@google.com>
10119
10120 * options.cc (General_options::parse_dynamic_list): New function.
10121 * options.h (General_options): New flags dynamic_list,
10122 dynamic_list_data, dynamic_list_cpp_new, and
10123 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10124 (General_options::in_dynamic_list): New function.
10125 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10126 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10127 (Lex::can_continue_name): Likewise.
10128 (yylex): Likewise.
10129 (read_script_file): New parameter script_options.
10130 (read_dynamic_list): New function.
10131 (Script_options::define_dynamic_list): New function.
10132 (dynamic_list_keyword_parsecodes): New variable.
10133 (dynamic_list_keywords): New variable.
10134 * script.h (Script_options::define_dynamic_list): New function
10135 prototype.
10136 (read_dynamic_list): New function prototype.
10137 * symtab.cc (strprefix): New macro.
10138 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10139 dynamic_list_data, dynamic_list_cpp_new, and
10140 dynamic_list_cpp_typeinfo.
10141 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10142 (dynamic_list_expr): New rule.
10143 (dynamic_list_nodes): Likewise.
10144 (dynamic_list_node): Likewise.
10145 * testsuite/Makefile.am (dynamic_list): New test.
10146 * testsuite/Makefile.in: Regenerated.
10147 * testsuite/dynamic_list.t: New file.
10148 * testsuite/dynamic_list.sh: New file.
10149
e0bb29a5
CS		 101502008-11-05 Craig Silverstein <csilvers@google.com>
10151
10152 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10153 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10154 (t11_last): Likewise.
10155 * testsuite/ver_test_6.c (main): Likewise.
10156
4e1e25e0
CC		 101572008-10-07 Cary Coutant <ccoutant@google.com>
10158
10159 * options.c (General_options::finalize): Add check for -static and
10160 -shared.
10161 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10162 is not empty.
10163
92f03fcb
CC		 101642008-10-02 Cary Coutant <ccoutant@google.com>
10165
10166 * plugin.cc (make_sized_plugin_object): Fix conditional
10167 compilation to work when not all targets are enabled.
10168
fbd8a257
CC		 101692008-09-29 Cary Coutant <ccoutant@google.com>
10170
10171 * archive.cc (Archive::get_file_and_offset): Use filename instead
10172 of name to get library path.
10173 (Archive::include_member): Unlock external member of a thin archive.
10174
10175 * testsuite/Makefile.am (TEST_AR): New variable.
10176 (thin_archive_test_1): New test.
10177 (thin_archive_test_2): New test.
81636b3f
CC		 10178 * testsuite/Makefile.in: Regenerate.
10179 * testsuite/thin_archive_main.cc: New file.
10180 * testsuite/thin_archive_test_1.cc: New file.
10181 * testsuite/thin_archive_test_2.cc: New file.
10182 * testsuite/thin_archive_test_3.cc: New file.
10183 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10184
eff45813
CC		 101852008-09-29 Cary Coutant <ccoutant@google.com>
10186
10187 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10188 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10189 instead of -1U.
10190 (Sized_relobj::do_finalize_local_symbols): Likewise.
10191 (Sized_relobj::map_to_kept_section): Likewise.
10192 * object.h (Sized_relobj::invalid_address): New constant.
10193 (Sized_relobj::do_output_section_offset): Check for invalid_address
10194 and return -1ULL.
10195 * output.cc (Output_reloc::local_section_offset): Use constant
10196 invalid_address instead of -1U.
10197 (Output_reloc::get_address): Likewise.
10198 (Output_section::output_address): Change -1U to -1ULL.
10199 * output.h (Output_reloc::invalid_address): New constant.
10200 * reloc.cc (Sized_relobj::write_sections): Use constant
10201 invalid_address instead of -1U.
10202 (Sized_relobj::relocate_sections): Likewise.
10203 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10204 values for merge sections.
10205 * target-reloc.h (relocate_for_relocatable): Use constant
10206 invalid_address instead of -1U.
10207
89fc3421
CC		 102082008-09-19 Cary Coutant <ccoutant@google.com>
10209
10210 Add plugin functionality for link-time optimization (LTO).
10211 * configure.ac (plugins): Add --enable-plugins option.
10212 * configure: Regenerate.
10213 * config.in: Regenerate.
10214 * Makefile.am (LIBDL): New variable.
10215 (CCFILES): Add plugin.cc.
10216 (HFILES): Add plugin.h.
10217 (ldadd_var): Add LIBDL.
10218 * Makefile.in: Regenerate.
10219
10220 * archive.cc: Include "plugin.h".
10221 (Archive::setup): Don't preread archive symbols when using a plugin.
10222 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10223 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10224 files.
10225 (Archive::include_member): Add symbols from plugin objects.
10226 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10227 * descriptors.cc (Descriptors::open): Check for file descriptors
10228 abandoned by plugins.
10229 (Descriptors::claim_for_plugin): New function.
10230 * descriptors.h (Descriptors::claim_for_plugin): New function.
10231 (Open_descriptor::is_claimed): New field.
10232 (claim_descriptor_for_plugin): New function.
10233 * fileread.cc (File_read::claim_for_plugin): New function.
10234 * fileread.h (File_read::claim_for_plugin): New function.
10235 (File_read::descriptor): New function.
10236 * gold.cc: Include "plugin.h".
10237 (queue_initial_tasks): Add task to call plugin hooks for generating
10238 new object files.
10239 * main.cc: Include "plugin.h".
10240 (main): Load plugin libraries.
10241 * object.h (Pluginobj): Declare.
10242 (Object::pluginobj): New function.
10243 (Object::do_pluginobj): New function.
10244 (Object::set_target): New function.
10245 * options.cc: Include "plugin.h".
10246 (General_options::parse_plugin): New function.
10247 (General_options::General_options): Initialize plugins_ field.
10248 (General_options::add_plugin): New function.
10249 * options.h (Plugin_manager): Declare.
10250 (General_options): Add --plugin option.
10251 (General_options::has_plugins): New function.
10252 (General_options::plugins): New function.
10253 (General_options::add_plugin): New function.
10254 (General_options::plugins_): New field.
10255 * plugin.cc: New file.
10256 * plugin.h: New file.
10257 * readsyms.cc: Include "plugin.h".
10258 (Read_symbols::do_read_symbols): Check for archive before checking
10259 for ELF file. Call plugin hooks to claim files.
10260 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10261 from a real object file; force override when processing replacement
10262 files.
10263 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10264 (Symbol::init_base_object): Likewise.
10265 (Symbol::init_base_output_data): Likewise.
10266 (Symbol::init_base_output_segment): Likewise.
10267 (Symbol::init_base_constant): Likewise.
10268 (Symbol::init_base_undefined): Likewise.
10269 (Symbol::output_section): Assert that object is not a plugin.
10270 (Symbol_table::add_from_pluginobj): New function.
10271 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10272 undefined.
10273 (Symbol_table::sized_write_globals): Likewise.
10274 (Symbol_table::add_from_pluginobj): Instantiate template.
10275 * symtab.h (Sized_pluginobj): Declare.
10276 (Symbol::in_real_elf): New function.
10277 (Symbol::set_in_real_elf): New function.
10278 (Symbol::in_real_elf_): New field.
10279 (Symbol_table::add_from_pluginobj): New function.
10280
10281 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10282 (LIBDL): New variable.
10283 (LDADD): Add LIBDL.
10284 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10285 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10286 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10287 (MOSTLYCLEANFILES): Likewise.
10288 * testsuite/Makefile.in: Regenerate.
10289 * testsuite/plugin_test.c: New file.
10290 * testsuite/plugin_test_1.sh: New file.
10291 * testsuite/plugin_test_2.sh: New file.
10292
de31bda5
ILT		 102932008-09-16 Ian Lance Taylor <iant@google.com>
10294
9c2d0ef9
ILT		 10295 * target-reloc.h (relocate_section): Check whether a symbol is
10296 defined by the ABI before reporting an undefined symbol error.
10297 * target.h (Target::is_defined_by_abi): Make parameter const.
10298 (Target::do_is_defined_by_abi): Likewise.
10299 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10300 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10301 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10302 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10303 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10304 * testsuite/Makefile.in: Rebuild.
10305
de31bda5
ILT		 10306 * fileread.cc (make_view): Add casts to avoid warning.
10307
9fa33bee
AO		 103082008-09-16 Alexandre Oliva <aoliva@redhat.com>
10309
10310 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10311 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10312
183fd0e3
AO		 103132008-09-16 Alexandre Oliva <aoliva@redhat.com>
10314
10315 * options.h (General_options::output_is_executable): New.
10316 (General_options::output_is_pie): New.
10317 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10318 for shared libraries.
10319 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10320
7be8330a
CD		 103212008-09-11 Chris Demetriou <cgd@google.com>
10322
10323 * options.h (origin): New -z option.
10324 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10325 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10326 in DT_FLAGS_1.
10327
a9caad02
CC		 103282008-09-05 Cary Coutant <ccoutant@google.com>
10329
10330 * fileread.cc (File_read::make_view): Add check for attempt to map
10331 beyond end of file.
10332
ae6dce4d
CC		 103332008-09-05 Cary Coutant <ccoutant@google.com>
10334
10335 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10336 explicit instantiations.
10337
d7ab2a47
KVH		 103382008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10339
10340 PR gold/6858
10341 * options.cc (General_options::finalize): Allow undefined symbols
10342 in shlibs if linking -shared.
10343
10344 PR gold/6859
10345 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10346 symbols as not needing a dynsym entry.
10347
1e52a9c1
CS		 103482008-08-20 Craig Silverstein <csilvers@google.com>
10349
10350 * fileread.cc (File_read::open): Do not lock the file unless it
10351 was successfully opened.
10352
d85c80a3
CC		 103532008-08-14 Cary Coutant <ccoutant@google.com>
10354
10355 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10356 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10357 * testsuite/tls_test.cc (struct int128): 128-bit struct
10358 for testing TLS relocs with non-zero addend.
10359 (v12): New TLS variable.
10360 (t12): New test.
10361 (t_last): Add check for v12.
10362 * testsuite/tls_test.h (t12): New function.
10363 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10364
2d924fd9
ILT		 103652008-08-13 Ian Lance Taylor <iant@google.com>
10366
10367 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10368 set tls_segment_ or relro_segment_.
10369 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10370 when appropriate.
10371 * output.h (Output_section::clear_is_relro): New function.
10372 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10373 sections specially even when output_data_ is empty.
10374 (Output_segment::maximum_alignment): When first section is relro,
10375 only force alignment for PT_LOAD segments.
10376 * script.cc (script_data_segment_align): New function.
10377 (script_data_segment_relro_end): New function.
10378 * script-c.h (script_data_segment_align): Declare.
10379 (script_data_segment_relro_end): Declare.
10380 * script-sections.h (class Script_sections): Declare
10381 data_segment_align and data_segment_relro_end. Add fields
10382 segment_align_index_ and saw_relro_end_.
10383 * script-sections.cc (class Sections_element): Add set_is_relro
10384 virtual function. Add new bool* parameter to place_orphan_here.
10385 Add get_output_section virtual function.
10386 (class Output_section_definition): Add set_is_relro. Add new
10387 bool* parameter to place_orphan_here. Add get_output_section.
10388 Add is_relro_ field.
10389 (Output_section_definition::Output_section_definition): Initialize
10390 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10391 and is_relro_ fields.
10392 (Output_section_definition::place_orphan_here): Add is_relro
10393 parameter.
10394 (Output_section_definition::set_section_addresses): Set relro for
10395 output section.
10396 (Output_section_definition::alternate_constraint): Likewise.
10397 (class Orphan_output_section): Add new bool* parameter to
10398 place_orphan_here. Add get_output_section.
10399 (Orphan_output_section::place_orphan_here): Add is_relro
10400 parameter.
10401 (Script_sections::Script_sections): Initialize
10402 data_segment_align_index_ and saw_relro_end_.
10403 (Script_sections::data_segment_align): New function.
10404 (Script_sections::data_segment_relro_end): New function.
10405 (Script_sections::place_orphan): Set or clear is_relro.
10406 (Script_sections::set_section_addresses): Force alignment of first
10407 TLS section.
10408 * yyscript.y (exp): Call script_data_segment_align and
10409 script_data_segment_relro_end.
10410 * testsuite/relro_script_test.t: New file.
10411 * testsuite/relro_test.cc (using_script): Declare.
10412 (t1, t2): Test using_script.
10413 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10414 (relro_script_test_SOURCES): Define.
10415 (relro_script_test_DEPENDENCIES): Define.
10416 (relro_script_test_LDFLAGS): Define.
10417 (relro_script_test_LDADD): Define.
10418 (relro_script_test.so): New target.
10419 * testsuite/Makefile.in: Rebuild.
10420
f827c9a9
CC		 104212008-08-06 Cary Coutant <ccoutant@google.com>
10422
10423 * archive.cc (Archive::total_archives, Archive::total_members)
10424 (Archive::total_members_loaded): New variables.
10425 (Archive::setup): Add parameter. Add option to preread
10426 archive symbols.
10427 (Archive::read_armap): Add counter.
10428 (Archive::get_file_and_offset): New function.
10429 (Archive::get_elf_object_for_member): New function.
10430 (Archive::read_all_symbols): New function.
10431 (Archive::read_symbols): New function.
10432 (Archive::add_symbols): Add counters.
10433 (Archive::include_all_members): Use armap to find members if it's
10434 already built.
10435 (Archive::include_member): Skip reading symbols if already read.
10436 Factored code into Archive::get_file_and_offset and
10437 Archive::get_elf_object_for_member. Changed call to
10438 Mapfile::report_include_archive_member.
10439 (Archive::print_stats): New function.
10440 * archive.h: Declare Object and Read_symbols_data classes.
10441 (Archive::Archive): Add initializers for new members.
10442 (Archive::setup): Add parameter.
10443 (Archive::print_stats): New function.
10444 (Archive::total_archives, Archive::total_members)
10445 (Archive::total_members_loaded): New variables.
10446 (Archive::get_file_and_offset): New function.
10447 (Archive::get_elf_object_for_member): New function.
10448 (Archive::read_all_symbols): New function.
10449 (Archive::read_symbols): New function.
10450 (Archive::Archive_member): New class.
10451 (Archive::members_): New member.
10452 (Archive::num_members_): New member.
10453 * main.cc: Include archive.h.
10454 (main): Call Archive::print_stats.
10455 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10456 archive parameter; member_name is now the fully-decorated name.
10457 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10458 * options.h: (General_options): Add --preread-archive-symbols option.
10459 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10460 Archive::setup.
10461
de4c45bd
ILT		 104622008-08-04 Ian Lance Taylor <iant@google.com>
10463
10464 * symtab.h (Symbol::use_plt_offset): New function.
10465 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10466 * powerpc.cc (Relocate::relocate): Likewise.
10467 * sparc.cc (Relocate::relocate): Likewise.
10468 * x86_64.cc (Relocate::relocate): Likewise.
10469 * testsuite/weak_plt.sh: New test.
10470 * testsuite/weak_plt_main.cc: New test.
10471 * testsuite/weak_plt_shared.cc: New test.
10472 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10473 (check_PROGRAMS): Add weak_plt.
10474 (check_DATA): Add weak_plt_shared.so.
10475 (weak_plt_main_pic.o, weak_plt): New targets.
10476 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10477 * testsuite/Makefile.in: Rebuild.
10478
10479 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10480 gcctestdir/ld.
10481 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10482 * testsuite/Makefile.in: Rebuild.
10483
323ee3f4
AM		 104842008-08-04 Alan Modra <amodra@bigpond.net.au>
10485
10486 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10487 * Makefile.in: Regenerate.
10488 * po/POTFILES.in: Regenerate.
10489
7c07ecec
ILT		 104902008-07-29 Ian Lance Taylor <iant@google.com>
10491
10492 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10493 symbols before other symbols.
10494 * testsuite/script_test_2.cc (test_addr): Declare.
10495 (test_addr_alias): Declare.
10496 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10497 values.
7c07ecec
ILT		 10498 * testsuite/script_test_2.t: Define test_addr_alias and
10499 test_addr.
10500
5778530e
ILT		 105012008-07-24 Ian Lance Taylor <iant@google.com>
10502
2a00e4fb
ILT		 10503 PR 5990
10504 * descriptors.cc: New file.
10505 * descriptors.h: New file.
10506 * gold-threads.h (class Hold_optional_lock): New class.
10507 * fileread.cc: Include "descriptors.h".
10508 (File_read::~File_read): Release descriptor rather than closing
10509 it.
10510 (File_read::open) [file]: Call open_descriptor rather than open.
10511 Set is_descriptor_opened_.
10512 (File_read::open) [memory]: Assert that descriptor is not open.
10513 (File_read::reopen_descriptor): New function.
10514 (File_read::release): Release descriptor.
10515 (File_read::do_read): Make non-const. Reopen descriptor.
10516 (File_read::read): Make non-const.
10517 (File_read::make_view): Reopen descriptor.
10518 (File_read::do_readv): Likewise.
10519 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10520 Update declarations.
10521 * layout.cc: Include "descriptors.h".
10522 (Layout::create_build_id): Use open_descriptor rather than open.
10523 * output.cc: Include "descriptors.h".
10524 (Output_file::open): Use open_descriptor rather than open.
10525 * archive.cc (Archive::const_iterator): Change Archive to be
10526 non-const.
10527 (Archive::begin, Archive::end): Make non-const.
10528 (Archive::count_members): Likewise.
10529 * archive.h (class Archive): Update declarations.
10530 * object.h (Object::read): Make non-const.
10531 * Makefile.am (CCFILES): Add descriptors.cc.
10532 (HFILES): Add descriptors.h.
10533 * Makefile.in: Rebuild.
10534
801647d1
ILT		 10535 PR 6716
10536 * gold.h: Always include <clocale>. Add Solaris workarounds
10537 following code in binutils/sysdep.h.
10538
5edd166e
ILT		 10539 PR 6048
10540 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10541 this->eh_frame_hdr_ is NULL before using it.
10542
c89ad728
ILT		 10543 * dynobj.cc (Versions::Versions): Update comment.
10544
aa86f06b
ILT		 10545 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10546 the base version name.
10547
5778530e
ILT		 10548 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10549 array size plus one.
10550 (Stringpool_template::set_string_offsets): Subtract one from key
10551 before using it as an array index.
10552 (Stringpool_template::get_offset_with_length): Likewise.
10553 (Stringpool_template::write_to_buffer): Likewise.
10554 * stringpool.h (Stringpool_template::get_offset_from_key):
10555 Likewise.
10556
057ead22
ILT		 105572008-07-23 Ian Lance Taylor <iant@google.com>
10558
7f649c59
ILT		 10559 PR 6658
10560 * object.h (Merged_symbol_value::value): Do our best to handle a
10561 negative addend.
10562
057ead22
ILT		 10563 PR 6647
10564 * script.cc (Version_script_info::get_versions): Don't add empty
10565 version tag to return value.
10566 (Version_script_info::get_symbol_version_helper): Change return
10567 type to bool. Add pversion parameter. Change all callers.
10568 (script_register_vers_node): Don't require a non-NULL tag.
10569 * script.h (class Version_script_info): Update declarations.
10570 (Version_script_info::get_symbol_version): Change return type to
10571 bool. Add version parameter. Change all callers.
10572 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10573 handling. Handle an empty version from a version script.
10574 (Symbol_table::define_special_symbol): Likewise.
10575 * testsuite/ver_test_10.script: New file.
10576 * testsuite/ver_test_10.sh: New file.
10577 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10578 (check_DATA): Add ver_test_10.syms.
10579 (ver_test_10.syms, ver_test_10.so): New target.
10580 * testsuite/Makefile.in: Rebuild.
10581
58e54ac2
CD		 105822008-07-23 Simon Baldwin <simonb@google.com>
10583
10584 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10585 to zero for undefined symbols from dynamic libraries.
10586
95d14cd3
ILT		 105872008-07-23 Ian Lance Taylor <iant@google.com>
10588
10589 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10590 Change all callers.
10591 * symtab.h (class Symbol_table): Update declaration.
10592 * testsuite/ver_test_9.cc: New file.
10593 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10594 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10595 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10596 (ver_test_9.so, ver_test_9.o): New targets.
10597 * testsuite/Makefile.in: Rebuild.
10598
92de84a6
ILT		 105992008-07-22 Ian Lance Taylor <iant@google.com>
10600
34810851
ILT		 10601 * options.h (class General_options): Define --check-sections.
10602 * layout.cc (Layout::set_segment_offsets): Handle
10603 --check-sections.
10604
af6156ef
ILT		 10605 * options.h (class General_options): Define -n/--nmagic and
10606 -N/--omagic.
10607 * options.cc (General_options::finalize): For -n/--nmagic or
10608 -N/--omagic, set -static.
10609 * layout.cc (Layout::attach_allocated_section_to_segment): If
10610 -N/--omagic, don't put read-only and read-write sections in
10611 different segments.
10612 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10613 finding a read-only segment.
10614 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10615 don't set the minimum segment alignment to the common page size,
10616 and don't set the file offset to the address modulo the page size.
10617 * script-sections.cc (Script_sections::create_segments): If
10618 -n/--omagic, don't put read-only and read-write sections in
10619 different segments.
10620
92de84a6
ILT		 10621 * cref.cc: New file.
10622 * cref.h: New file.
10623 * options.h (class General_options): Add --print-symbol-counts.
10624 * main.cc (main): Issue defined symbol report if requested.
10625 * archive.cc (Archive::interpret_header): Make into a const member
10626 function.
10627 (Archive::add_symbols): Call Input_objects::archive_start and
10628 archive_stop.
10629 (Archive::const_iterator): Define new class.
10630 (Archive::begin, Archive::end): New functions.
10631 (Archive::include_all_members): Rewrite to use iterator.
10632 (Archive::count_members): New function.
10633 * archive.h (class Archive): Update declarations.
10634 (Archive::filename): New function.
10635 * object.cc: Include "cref.h".
10636 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10637 (Sized_relobj::do_get_global_symbol_counts): New function.
10638 (Input_objects::add_object): Add object to cross-referencer.
10639 (Input_objects::archive_start): New function.
10640 (Input_objects::archive_stop): New function.
10641 (Input_objects::print_symbol_counts): New function.
10642 * object.h: Declare Cref and Archive.
10643 (Object::get_global_symbol_counts): New function.
10644 (Object::do_get_global_symbol_counts): New pure virtual function.
10645 (class Sized_relobj): Add defined_count_ field. Update
10646 declarations.
10647 (class Input_objects): Add cref_ field. Update constructor.
10648 Update declarations.
10649 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10650 defined_count_.
10651 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10652 symbol counts.
10653 (Sized_dynobj::do_get_global_symbol_counts): New function.
10654 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10655 defined_count_. Update declarations. Define Symbols typedef.
10656 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10657 parameter. Change all callers.
10658 (Symbol_table::add_from_dynobj): Add sympointers and defined
10659 parameters. Change all callers.
10660 * symtab.h (class Symbol_table): Update declarations.
10661 * Makefile.am (CCFILES): Add cref.cc.
10662 (HFILES): Add cref.h.
10663 * Makefile.in: Rebuild.
10664
3f7c5e1d
CD		 106652008-07-22 Simon Baldwin <simonb@google.com>
10666
10667 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10668 to zero when writing undefined symbols.
10669
e0b64032
ILT		 106702008-07-22 Ian Lance Taylor <iant@google.com>
10671
10672 * output.cc (Output_section::add_input_section): Don't try to
10673 merge empty merge sections.
10674
096b02cf
CS		 106752008-07-21 Craig Silverstein <csilvers@google.com>
10676
10677 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10678 Include symbol version in error message.
cd536b21 10679
1d1f116d
CD		 106802008-07-20 Chris Demetriou <cgd@google.com>
10681
cd536b21 10682 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10683 (RANDOM_SEED_CFLAGS): New substituted variable.
10684 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10685 * configure: Rebuild.
10686 * Makefile.in: Likewise.
10687 * testsuite/Makefile.in: Likewise.
10688
a18f591e
ILT		 106892008-07-18 Ian Lance Taylor <iant@google.com>
10690
10691 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10692 where we see NAME/NULL and NAME/VERSION as separate symbols.
10693 * testsuite/ver_test_main.cc (main): Call t4.
10694 (t4, t4_2a): Define.
10695 * testsuite/ver_test_2.cc (t4_2): Define.
10696 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10697 * testsuite/ver_test_4.cc (t4_2a): Define.
10698 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10699 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10700
c6e3f6ed
ILT		 107012008-07-17 Ian Lance Taylor <iant@google.com>
10702
10703 * dynobj.cc (Versions::add_def): If we give an error about a
10704 missing version, go ahead and create the version anyhow.
10705
ef9beddf
ILT		 107062008-07-10 Ian Lance Taylor <iant@google.com>
10707
10708 Handle output sections with more than 0x7fffffff bytes.
10709 * object.h (class Relobj): Change map_to_output_ to
10710 output_sections_, and just keep a section pointer. Change all
10711 uses. Move comdat group support to Sized_relobj.
10712 (Relobj::is_section_specially_mapped): Remove.
10713 (Relobj::output_section): Remove poff parameter. Change all
10714 callers.
10715 (Relobj::output_section_offset): New function.
10716 (Relobj::set_section_offset): Rewrite.
10717 (Relobj::map_to_output): Remove.
10718 (Relobj::output_sections): New function.
10719 (Relobj::do_output_section_offset): New pure virtual function.
10720 (Relobj::do_set_section_offset): Likewise.
10721 (class Sized_relobj): Add section_offsets_ field. Add comdat
10722 group support from Relobj. Update declarations.
10723 (Sized_relobj::get_output_section_offset): New function.
10724 (Sized_relobj::do_output_section_offset): New function.
10725 (Sized_relobj::do_set_section_offset): New function.
10726 * object.cc (Relobj::output_section_address): Remove.
10727 (Sized_relobj::Sized_relobj): Initialize new fields.
10728 (Sized_relobj::include_section_group): Cast find_kept_object to
10729 Sized_relobj.
10730 (Sized_relobj::include_linkonce_section): Likewise.
10731 (Sized_relobj::do_layout): Use separate arrays for output section
10732 and output offset.
10733 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10734 output_sections.
10735 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10736 output_sections and section_offsets.
10737 (Sized_relobj::write_local_symbols): Likewise.
10738 (map_to_kept_section): Compute output address directly.
10739 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10740 output_sections and section_offsets.
10741 (Sized_relobj::write_sections): Likewise.
10742 (Sized_relobj::relocate_sections): Likewise.
10743 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10744 * output.h (class Output_reloc): Update declarations. Change
10745 u2_.relobj to Sized_relobj*.
10746 (class Output_data_reloc): Change add functions to use
10747 Sized_relobj*.
10748 * output.cc (Output_reloc::Output_reloc): Change relobj to
10749 Sized_relobj*.
10750 (Output_reloc::local_section_offset): Change return type to
10751 Elf_Addr. Use get_output_section_offset.
10752 (Output_reloc::get_address): Likewise.
10753 (Output_section::is_input_address_mapped): Don't call
10754 is_section_specially_mapped.
10755 (Output_section::output_offset): Likewise.
10756 (Output_section::output_address): Likewise.
10757 (Output_section::starting_output_address): Likewise.
10758 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10759 parameter to Sized_relobj*.
10760 (Copy_relocs::need_copy_reloc): Likewise.
10761 (Copy_relocs::save): Likewise.
10762 * copy-relocs.h (class Copy_relocs): Update declarations.
10763 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10764 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10765 * target-reloc.h (relocate_for_relocatable): Change
10766 offset_in_output_section type to Elf_Addr. Change code that uses
10767 it as well.
10768 * layout.cc (Layout::layout): Always set *off.
10769 * mapfile.cc (Mapfile::print_input_section): Use
10770 output_section_offset.
10771 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10772 Sized_relobj*.
10773 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10774 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10775 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10776
5cb66f97
ILT		 107772008-07-03 Ian Lance Taylor <iant@google.com>
10778
10779 * layout.cc (Layout::include_section): Do not discard unrecognized
10780 SHT_STRTAB sections.
10781
afe47622
CS		 107822008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10783
10784 * script.cc (Lex::can_continue_name): Make '?' allowable in
10785 version-script names.
10786 * testsuite/version_script.map: Change glob pattern to use '?'
10787
5adf9721
ILT		 107882008-06-30 Manish Singh <yosh@gimp.org>
10789
10790 PR 6585
10791 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10792 Correct typo.
10793
e6fde208
ILT		 107942008-06-30 Ian Lance Taylor <iant@google.com>
10795
10796 PR 6660
10797 PR 6682
10798 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10799 versions]: Don't try to read the value in the contents, since we
10800 don't use it. Use the template endianness when writing.
10801
3f2e6a2d
CC		 108022008-06-25 Cary Coutant <ccoutant@google.com>
10803
10804 * fileread.cc (File_read::make_view): Assert on zero-length view.
10805 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10806 symbol table when there are no symbols to read.
10807
c43d3a48
CS		 108082008-06-23 Craig Silverstein <csilvers@google.com>
10809
10810 * version.cc (version_string): Bump to 1.7
10811
5f494ea0
CS		 108122008-06-18 Craig Silverstein <csilvers@google.com>
10813
10814 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10815 constant 0xFFFF to type Valtype.
10816 (Powerpc_relocate_functions::rel16_ha): Likewise.
10817
c42e122e
ILT		 108182008-06-17 Ian Lance Taylor <iant@google.com>
10819
f34787f8
ILT		 10820 * output.h (Output_section::Input_section): Initialize p2align_ to
10821 zero for Output_section_data constructors.
10822 (Output_section::Input_section::addralign): If not an input
10823 section, return the alignment of the Output_section_data.
10824 * testsuite/copy_test.cc: New file.
10825 * testsuite/copy_test_1.cc: New file.
10826 * testsuite/copy_test_2.cc: New file.
10827 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10828 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10829 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10830 (copy_test_1_pic.o, copy_test_1.so): New targets.
10831 (copy_test_2_pic.o, copy_test_2.so): New targets.
10832 * testsuite/Makefile.in: Rebuild.
10833
c42e122e
ILT		 10834 * script-sections.cc (Script_sections::place_orphan): Initialize
10835 local variable exact.
10836
ce3ac18a
DE		 108372008-06-13 David Edelsohn <edelsohn@gnu.org>
10838
10839 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10840
42cacb20
DE		 108412008-06-12 David Edelsohn <edelsohn@gnu.org>
10842 David S. Miller <davem@davemloft.net>
10843
10844 * powerpc.cc: New file.
10845 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10846 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10847 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10848 * Makefile.in: Rebuild.
10849
7b308235
ILT		 108502008-06-09 Ian Lance Taylor <iant@google.com>
10851
10852 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10853 <exception>.
10854 (throwing, orig_terminate): New static variables.
10855 (terminate_handler): New static function.
10856 (t2): Set terminate handler.
10857
f0b886e3
ILT		 108582008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10859
10860 PR 6584
cd536b21 10861 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10862 alignment.
10863
3e90f135
CC		 108642008-05-30 Cary Coutant <ccoutant@google.com>
10865
10866 * archive.cc (Archive::include_all_members) Correct to step
10867 over symbol table and extended name table in thin archives.
10868
e09ad04a
ILT		 108692008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10870
10871 PR 6407
10872 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10873 calculation.
10874
62b01cb5
ILT		 108752008-05-28 Caleb Howe <cshowe@google.com>
10876
10877 * reduced_debug_output.cc: New file.
10878 * reduced_debug_output.h: New file.
92de84a6 10879 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10880 * options.cc (General_options::finalize): Add strip_debug_non_line
10881 to the strip heirarchy.
10882 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10883 fields.
10884 * layout.cc: Include "reduced_debug_output.h".
10885 (Layout::Layout): Initialize new fields.
10886 (line_only_debug_sections): New static array.
10887 (is_lines_only_debug_sections): New static inline function.
10888 (Layout::include_section): Handle --strip-debug-non-line.
10889 (Layout::make_output_section): If --strip-debug-non-line, build
10890 new output sections for .debug_abbrev and .debug_info.
10891 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10892 gold. Warn about possible overflow.
10893 (read_signed_LEB_128): Likewise.
10894 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10895 (read_signed_LEB_128): Declare.
10896 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10897 (HFILES): Add reduced_debug_output.h.
10898 * Makefile.in: Rebuild.
10899
7d9e3d98
ILT		 109002008-05-21 Ian Lance Taylor <iant@google.com>
10901
10902 * mapfile.cc: New file.
10903 * mapfile.h: New file.
10904 * options.h (class General_options): Add -M/--print-map and -Map.
10905 * options.cc (General_options::finalize): Make -M equivalent to
10906 -Map -.
10907 * main.cc: Include <cstdio> and "mapfile.h".
10908 (main): Open mapfile if requested.
10909 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10910 constructor. Change caller.
10911 (queue_initial_tasks): Add mapfile parameter. Change caller.
10912 (queue_middle_tasks): Likewise.
10913 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10914 declarations.
10915 * archive.cc: Include "mapfile.h".
10916 (Archive::add_symbols): Add mapfile parameter. Change all
10917 callers. Pass mapfile, symbol, and reason to include_member.
10918 (Archive::include_all_members): Add mapfile parameter. Change all
10919 callers.
10920 (Archive::include_member): Add mapfile, sym, and why parameters.
10921 Change all callers. Report inclusion to map file.
10922 * archive.h: Include "fileread.h".
10923 (class Archive): Update declarations.
10924 (Archive::file): New const method.
10925 (class Add_archive_symbols): Add mapfile_ field. Update
10926 constructor. Change all callers.
10927 * readsyms.h (class Read_symbols): Likewise.
10928 (class Finish_group): Likewise.
10929 (class Read_script): Likewise.
10930 * common.cc: Include "mapfile.h".
10931 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10932 all callers.
10933 (Symbol_table::do_allocate_commons): Likewise.
10934 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10935 symbol allocation to mapfile.
10936 * common.h (class Allocate_commons_task): Add mapfile_ field.
10937 Update constructor. Change all callers.
10938 * symtab.h (class Symbol_table): Update declarations.
10939 * layout.cc: Include "mapfile.h".
10940 (Layout_task_runner::run): Print information to mapfile.
10941 (Layout::create_gold_note): Change Output_data_fixed_space to
10942 Output_data_zero_fill.
10943 (Layout::create_build_id): Likewise.
10944 (Layout::print_to_mapfile): New function.
10945 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10946 constructor. Change caller.
10947 (class Layout): Declare print_to_mapfile.
10948 * output.cc (Output_section::Input_section::print_to_mapfile): New
10949 function.
10950 (Output_section::add_input_section): If producing a map, always
10951 add to input_sections_ list.
10952 (Output_section::do_print_to_mapfile): New function.
10953 (Output_segment::print_sections_to_mapfile): New function.
10954 (Output_segment::print_section_list_to_mapfile): New function.
10955 * output.h: Include "mapfile.h".
10956 (Output_data::print_to_mapfile): New function.
10957 (Output_data::do_print_to_mapfile): New virtual function.
10958 (Output_segment_headers::do_print_to_mapfile): New function.
10959 (Output_file_header::do_print_to_mapfile): New function.
10960 (Output_data_const::do_print_to_mapfile): New function.
10961 (class Output_data_const_buffer): Add map_name_ field. Update
10962 constructor. Change all callers. Add do_print_to_mapfile
10963 function.
10964 (class Output_data_fixed_space): Likewise.
10965 (class Output_data_space): Likewise.
10966 (class Output_data_zero_fill): New class.
10967 (Output_data_strtab::do_print_to_mapfile): New function.
10968 (Output_data_reloc_base::do_print_to_mapfile): New function.
10969 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10970 (Output_data_group::do_print_to_mapfile): New function.
10971 (Output_data_got::do_print_to_mapfile): New function.
10972 (Output_data_dynamic::do_print_to_mapfile): New function.
10973 (Output_symtab_xindex::do_print_to_mapfile): New function.
10974 (class Output_section): Declare do_print_to_mapflie. Declare
10975 print_to_mapfile in Input_section.
10976 (class Output_segment): Declare new functions.
10977 * object.h (Sized_relobj::symbol_count): New function.
10978 * script-sections.cc
10979 (Output_section_element_dot_assignment::set_section_addresses):
10980 Change Output_data_fixed_space to Output_data_zero_fill.
10981 (Output_data_expression::do_print_to_mapfile): New function.
10982 * script.cc (read_input_script): Add mapfile parameter. Change
10983 all callers.
10984 * script.h (read_input_script): Update declaration.
10985 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10986 (Eh_frame::do_print_to_mapfile): New function.
10987 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10988 (Output_merge_string::do_print_to_mapfile): New function.
10989 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10990 function.
10991 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10992 function.
10993 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10994 function.
10995 * Makefile.am (CCFILES): Add mapfile.cc.
10996 (HFILES): Add mapfile.h.
10997 * Makefile.in: Rebuild.
10998
9f1d377b
ILT		 109992008-05-19 Ian Lance Taylor <iant@google.com>
11000
11001 * options.h (class General_options): Add -z relro.
11002 * layout.cc (Layout::Layout): Initialize relro_segment_.
11003 (Layout::add_output_section_data): Return the output section.
11004 (Layout::make_output_section): Rcognize relro sections and mark
11005 them appropriately.
11006 (Layout::attach_allocated_section_to_segment): Put relro sections
11007 in a PT_GNU_RELRO segment.
11008 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11009 section as relro.
11010 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11011 PT_TLS segments.
11012 (Layout::linkonce_mapping): Map d.rel.ro.local to
11013 .data.rel.ro.local.
11014 (Layout::output_section_name): Us .data.rel.ro.local for any
11015 section which begins with that.
11016 * layout.h (class Layout): Update add_output_section_data
11017 declaration. Add relro_segment_ field.
11018 * output.cc (Output_section::Output_section): Initialize is_relro_
11019 and is_relro_local_ fields.
11020 (Output_segment::add_output_section): Group relro sections.
11021 (Output_segment::is_first_section_relro): New function.
11022 (Output_segment::maximum_alignment): If there is a relro section,
11023 align the segment to the common page size.
11024 (Output_segment::set_section_addresses): Track whether we are
11025 looking at relro sections. If the last section is a relro
11026 section, align to the common page size.
11027 (Output_segment::set_section_list_addresses): Add in_relro
11028 parameter. Change all callers. Align to the page size when
11029 moving from relro to non-relro section.
11030 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11031 segment.
11032 * output.h (class Output_section): Add is_relro_ and
11033 is_relro_local_ fields.
11034 (Output_section::is_relro): New function.
11035 (Output_section::set_is_relro): New function.
11036 (Output_section::is_relro_local): New function.
11037 (Output_section::set_is_relro_local): New function.
11038 (class Output_segment): Update declarations.
11039 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11040 * sparc.cc (Target_sparc::got_section): Likewise.
11041 * x86_64.cc (Target_x86_64::got_section): Likewise.
11042 * testsuite/relro_test_main.cc: New file.
11043 * testsuite/relro_test.cc: New file.
11044 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11045 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11046 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11047 (relro_test.so, relro_test_pic.o): New targets.
11048 * testsuite/Makefile.in: Rebuild.
11049
a984ee1d
ILT		 110502008-05-16 Ian Lance Taylor <iant@google.com>
11051
01676dcd
ILT		 11052 * output.cc (Output_segment::add_output_section): Remove front
11053 parameter.
11054 * output.h (class Output_segment): Remove
11055 add_initial_output_section and overloaded add_output_section.
11056 Update declaration of remaining add_output_section.
11057 * layout.cc (Layout::create_interp): Call add_output_section
11058 rather than add_initial_output_section.
11059 (Layout::finish_dynamic_section): Likewise.
11060
497897f9
ILT		 11061 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11062 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11063 know the dynamic type.
11064 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11065 field. Initialize it in constructor.
11066 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11067 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11068 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11069 reloc.
11070
a984ee1d
ILT		 11071 * output.cc (Output_reloc::get_address): Change return type to
11072 Elf_Addr.
11073 * output.h (class Output_reloc): Update get_address declaration.
11074 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11075 for section addresses.
11076
55ba0940
ILT		 110772008-05-09 Ian Lance Taylor <iant@google.com>
11078
11079 PR 6493
11080 * gold.cc (gold_nomem): Use return value of write.
11081
75517b77
ILT		 110822008-05-08 Ian Lance Taylor <iant@google.com>
11083
11084 * symtab.c (Symbol::init_base_output_data): Add version
11085 parameter. Change all callers.
11086 (Symbol::init_base_output_segment): Likewise.
11087 (Symbol::init_base_constant): Likewise.
11088 (Symbol::init_base_undefined): Likewise.
11089 (Sized_symbol::init_output_data): Likewise.
11090 (Sized_symbol::init_output_segment): Likewise.
11091 (Sized_symbol::init_constant): Likewise.
11092 (Sized_symbol::init_undefined): Likewise.
11093 (Symbol_table::do_define_in_output_data): If the new symbol has a
11094 version, mark it as the default.
11095 (Symbol_table::do_define_in_output_segment): Likewise.
11096 (Symbol_table::do_define_as_constant): Likewise.
11097 * symtab.h (class Symbol): Update declarations.
11098 (class Sized_symbol): Likewise.
11099 * resolve.cc (Symbol::override_version): New function.
c42e122e 11100 (Symbol::override_base): Call override_version.
75517b77
ILT		 11101 (Symbol::override_base_with_special): Likewise.
11102 * testsuite/ver_script_8.script: New file.
11103 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11104 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11105 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11106 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11107
f1f70eae
ILT		 111082008-05-06 Ian Lance Taylor <iant@google.com>
11109
f3e9c5c5
ILT		 11110 PR 6049
11111 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11112 functions.
11113 (class General_options): Remove existing --undefined, and add
11114 --no-undefined instead. Add new --undefined as synonym for -u.
11115 * archive.cc (Archive::add_symbols): Check whether symbol was
11116 named with -u.
11117 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11118 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11119 all uses. Add IS_UNDEFINED. Update declarations to split
11120 different versions of init_base. Declare init_base_undefined.
11121 (Symbol::is_defined): Handle IS_UNDEFINED.
11122 (Symbol::is_undefined): Likewise.
11123 (Symbol::is_weak_undefined): Call is_undefined.
11124 (Symbol::is_absolute): Handle IS_CONSTANT.
11125 (class Sized_symbol): Update declarations to split different
11126 versions of init. Declare init_undefined.
11127 (class Symbol_table): Declare new functions.
11128 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11129 Change all callers.
11130 (Symbol::init_base_output_data): Likewise.
11131 (Symbol::init_base_output_segment): Likewise.
11132 (Symbol::init_base_constant): Likewise.
11133 (Symbol::init_base_undefined): New function.
11134 (Sized_symbol::init_object): Rename from init. Change all
11135 callers.
11136 (Sized_symbol::init_output_data): Likewise.
11137 (Sized_symbol::init_output_segment): Likewise.
11138 (Sized_symbol::init_constant): Likewise.
11139 (Sized_symbol::init_undefined): New function.
11140 (Symbol_table::add_undefined_symbols_from_command_line): New
11141 function.
11142 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11143 function.
11144 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11145 (Symbol::output_section): Likewise.
11146 (Symbol::set_output_section): Likewise.
11147 (Symbol_table::sized_finalize_symbol): Likewise.
11148 (Symbol_table::sized_write_globals): Likewise.
11149 * resolve.cc (Symbol_table::should_override): Likewise.
11150 (Symbol::override_base_with_special): Likewise.
11151
8bdcdf2c
ILT		 11152 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11153 symbol, change it to have default visibility.
11154 * testsuite/protected_1.cc: New file.
11155 * testsuite/protected_2.cc: New file.
11156 * testsuite/protected_3.cc: New file.
11157 * testsuite/protected_main_1.cc: New file.
11158 * testsuite/protected_main_2.cc: New file.
11159 * testsuite/protected_main_3.cc: New file.
11160 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11161 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11162 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11163 (protected_1.so): New target.
11164 (protected_1_pic.o, protected_2_pic.o): New targets.
11165 (protected_3_pic.o): New target.
11166 (check_PROGRAMS): Add protected_2.
11167 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11168 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11169 * testsuite/Makefile.in: Rebuild.
11170
2b706932
ILT		 11171 * options.h (DEFINE_var): Add set_user_set_##varname__.
11172 (DEFINE_bool_alias): New macro.
11173 (class General_options): Define -Bstatic using DEFINE_bool_alias
11174 rather than DEFINE_special. Add --undefined as an alias for -z
11175 defs.
11176 * options.cc (General_options::parse_Bstatic): Remove.
11177
d82a5bcc
ILT		 11178 * options.h (class General_options): Add --fatal-warnings.
11179 * main.cc (main): Implement --fatal-warnings.
11180 * errors.h (Errors::warning_count): New function.
11181
f1f70eae
ILT		 11182 * options.h (class General_options): Add -Bsymbolic-functions.
11183 * symtab.h (Symbol::is_preemptible): Check for
11184 -Bsymbolic-functions.
11185
8825ac63
ILT		 111862008-05-05 Ian Lance Taylor <iant@google.com>
11187
d98bc257
ILT		 11188 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11189 as noVARNAME rather than no-VARNAME.
11190 (class General_options): Add option -z combreloc.
11191 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11192 get_address.
11193 (Output_reloc::sort_before) [SHT_REL]: New function.
11194 (Output_reloc::sort_before) [SHT_RELA]: New function.
11195 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11196 Sort_relocs_comparison.
11197 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11198 parameter. Change all callers.
11199 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11200 sort_relocs parameter. Change all callers.
11201 * output.cc (Output_reloc::get_address): New function, broken out
11202 of write_rel.
11203 (Output_reloc::write_rel): Call it.
11204 (Output_reloc::compare): New function.
11205 (Output_data_reloc_base::do_write): Optionally sort relocs.
11206
60b2b4e7
ILT		 11207 * configure.ac: If targ_extra_obj is set, link it in.
11208 * configure.tgt: Initialize all variables.
11209 (x86_64*): Set targ_extra_obj and targ_extra_size.
11210 * configure: Rebuild.
11211
8825ac63
ILT		 11212 * object.cc (Sized_relobj::include_section_group): Adjust section
11213 indexes read from group data. Build vector to pass to
11214 layout_group.
11215 * layout.cc (Layout::layout_group): Add flags and shndxes
11216 parameters. Remove contents parameter. Change caller. Update
11217 explicit instantiations.
11218 * layout.h (class Layout): Update layout_group declaration.
11219 * output.cc (Output_data_group::Output_data_group): Add flags and
11220 input_shndxes parameters. Remove contents parameter. Change
11221 caller.
11222 (Output_data_group::do_write): Change input_sections_ to
11223 input_shndxes_.
11224 * output.h (class Output_data_group): Update constructor
11225 declaration. Rename input_sections_ to input_shndxes_.
11226 * testsuite/many_sections_test.cc: Add template.
11227
e94cf127
CC		 112282008-04-30 Cary Coutant <ccoutant@google.com>
11229
4418b2d5
CC		 11230 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11231
e94cf127
CC		 11232 * layout.cc (Layout::include_section): Refactored check for debug
11233 info section.
11234 (Layout::add_comdat): Add new parameters. Change type
11235 of signature parameter. Add object and shndx to signatures table.
11236 (Layout::find_kept_object): New function.
11237 * layout.h: Include <cstring>.
11238 (Layout::is_debug_info_section): New function.
11239 (Layout::add_comdat): Add new parameters.
11240 (Layout::find_kept_object): New function.
11241 (Layout::Kept_section): New struct.
11242 (Layout::Signatures): Change type of map range.
11243 * object.cc (Relobj::output_section_address): New function.
11244 (Sized_relobj::include_section_group): Add new parameters. Change
11245 calls to Layout::add_comdat. Change to build table of kept comdat
11246 groups and table mapping discarded sections to kept sections.
11247 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11248 (Sized_relobj::do_layout): Change calls to include_section_group and
11249 include_linkonce_section.
11250 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11251 value to zero when section is discarded.
11252 (Sized_relobj::map_to_kept_section): New function.
11253 * object.h (Relobj::output_section_address): New function.
11254 (Relobj::Comdat_group): New type.
11255 (Relobj::find_comdat_group): New function.
11256 (Relobj::Comdat_group_table): New type.
11257 (Relobj::Kept_comdat_section): New type.
11258 (Relobj::Kept_comdat_section_table): New type.
11259 (Relobj::add_comdat_group): New function.
11260 (Relobj::set_kept_comdat_section): New function.
11261 (Relobj::get_kept_comdat_section): New function.
11262 (Relobj::comdat_groups_): New field.
11263 (Relobj::kept_comdat_sections_): New field.
11264 (Symbol_value::input_value): Update comment.
11265 (Sized_relobj::map_to_kept_section) New function.
11266 (Sized_relobj::include_linkonce_section): Add new parameter.
11267 * target-reloc.h (Comdat_behavior): New type.
11268 (get_comdat_behavior): New function.
11269 (relocate_section): Add code to map a discarded section to the
11270 corresponding kept section when applying a relocation.
11271
e4e5049b
CS		 112722008-04-30 Craig Silverstein <csilvers@google.com>
11273
11274 * dwarf_reader.cc (next_generation_count): New static var.
11275 (Addr2line_cache_entry): New struct.
11276 (addr2line_cache): New static var.
11277 (Dwarf_line_info::one_addr2line): Added caching.
11278 (Dwarf_line_info::clear_addr2line_cache): New function.
11279 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11280 cache-size parameter.
11281 (Dwarf_line_info::one_addr2line_cache): New function.
11282 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11283 new cache-size argument to one_addr2line(), and clear cache.
11284
d09e9154
CC		 112852008-04-28 Cary Coutant <ccoutant@google.com>
11286
11287 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11288 R_386_PC8 relocations.
11289
7ef73768
ILT		 112902008-04-23 Ian Lance Taylor <iant@google.com>
11291
55438702
ILT		 11292 * object.cc (Sized_relobj::include_section_group): Check for
11293 invalid section group.
11294
c165fb93
ILT		 11295 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11296 header size.
11297
7ef73768
ILT		 11298 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11299 than read for file header.
11300 * archive.cc (Archive::include_member): Likewise.
11301
6194aaab
L		 113022008-04-23 Paolo Bonzini <bonzini@gnu.org>
11303
11304 * aclocal.m4: Regenerate.
11305 * configure: Regenerate.
11306
d491d34e
ILT		 113072008-04-19 Ian Lance Taylor <iant@google.com>
11308
5ea2bac6
ILT		 11309 * version.cc (version_string): Bump to 1.6.
11310
7bc3e21a
ILT		 11311 * testsuite/Makefile.am (many_sections_r_test): New target.
11312 (many_sections_r_test_SOURCES): Remove.
11313 (many_sections_r_test_DEPENDENCIES): Remove.
11314 (many_sections_r_test_LDFLAGS): Remove.
11315 (many_sections_r_test_LDADD): Remove.
11316
7fcd3aa9
ILT		 11317 * object.cc (Sized_relobj::do_add_symbols): Always pass
11318 local_symbol_count_ to add_from_relobj.
11319
4c94d6ae
ILT		 11320 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11321 every thousand variables.
11322 * testsuite/Makefile.in: Rebuild.
11323
d491d34e
ILT		 11324 * object.cc (Xindex::initialize_symtab_xindex): New function.
11325 (Xindex::read_symtab_xindex): New function.
11326 (Xindex::sym_xindex_to_shndx): New function.
11327 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11328 available.
11329 (Sized_relobj::do_initialize_xindex): New function.
11330 (Sized_relobj::do_read_symbols): Adjust section links.
11331 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11332 parameter. Change all callers.
11333 (Sized_relobj::include_section_group): Adjust section links and
11334 symbol section indexes.
11335 (Sized_relobj::do_layout): Adjust section links.
11336 (Sized_relobj::do_count_local_symbols): Adjust section links and
11337 symbol section indexes.
11338 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11339 ordinary and special symbols.
11340 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11341 dynsym_xindex parameters. Change all callers. Adjust section
11342 links. Use SHN_XINDEX when needed.
11343 (Sized_relobj::get_symbol_location_info): Adjust section links.
11344 Don't get fooled by special symbols.
11345 * object.h (class Xindex): Define.
11346 (class Object): Add xindex_ parameter. Declare virtual functoin
11347 do_initialize_xindex.
11348 (Object::adjust_sym_shndx): New function.
11349 (Object::set_xindex): New protected function.
11350 (class Symbol_value): Add is_ordinary_shndx_ field.
11351 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11352 (Symbol_value::value): Assert ordinary section.
11353 (Symbol_value::initialize_input_to_output_map): Likewise.
11354 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11355 Change all callers.
11356 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11357 all callers.
11358 (class Sized_relobj): Update declarations.
11359 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11360 parameter. Change all callers.
11361 (Sized_relobj::adjust_shndx): New function.
11362 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11363 field.
11364 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11365 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11366 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11367 (Sized_dynobj::read_dynsym_section): Adjust section links.
11368 (Sized_dynobj::read_dynamic): Likewise.
11369 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11370 section links.
11371 (Sized_dynobj::do_initialize_xindex): New function.
11372 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11373 do_initialize_xindex.
11374 (Sized_dynobj::adjust_shndx): New function.
11375 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11376 dynsym_xindex_ fields.
11377 (Layout::finalize): Add a call to set_section_indexes before
11378 creating the symtab sections.
11379 (Layout::set_section_indexes): Don't do anything if the section
11380 already has a section index.
11381 (Layout::create_symtab_sections): Add shnum parameter. Change
11382 caller. Create .symtab_shndx section if needed.
11383 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11384 caller.
11385 (Layout::allocated_output_section_count): New function.
11386 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11387 needed.
11388 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11389 fields. Update declarations.
11390 (Layout::symtab_xindex): New function.
11391 (Layout::dynsym_xindex): New function.
11392 (class Write_symbols_task): Add layout_ field.
11393 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11394 Change caller.
11395 * output.cc (Output_section_headers::Output_section_headers): Add
11396 shstrtab_section parameter. Change all callers.
11397 (Output_section_headers::do_sized_write): Store overflow values
11398 for section count and section string table section index in
11399 section header zero.
11400 (Output_file_header::do_sized_write): Check for overflow of
11401 section count and section string table section index.
11402 (Output_symtab_xindex::do_write): New function.
11403 (Output_symtab_xindex::endian_do_write): New function.
11404 * output.h (class Output_section_headers): Add shstrtab_section_.
11405 Update declarations.
11406 (class Output_symtab_xindex): Define.
11407 (Output_section::has_out_shndx): New function.
11408 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11409 field.
11410 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11411 Change all callers.
11412 (Sized_symbol::init): Likewise.
11413 (Symbol::output_section): Check for ordinary symbol.
11414 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11415 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11416 callers.
11417 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11418 Change all callers. Simplify handling of symbols from sections
11419 not included in the link.
11420 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11421 distinction.
11422 (Weak_alias_sorter::operator()): Assert that symbols are
11423 ordinary.
11424 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11425 distinction.
11426 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11427 parameters. Change all callers.
11428 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11429 symbol distinction. Use SHN_XINDEX when needed.
11430 (Symbol_table::write_section_symbol): Add symtab_xindex
11431 parameter. Change all callers.
11432 (Symbol_table::sized_write_section_symbol): Likewise. Use
11433 SHN_XINDEX when needed.
11434 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11435 declarations.
11436 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11437 (Symbol::is_defined): Check is_ordinary.
11438 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11439 (Symbol::is_absolute, Symbol::is_common): Likewise.
11440 (class Sized_symbol): Update declarations.
11441 (class Symbol_table): Update declarations.
11442 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11443 parameters. Change all callers.
11444 (Sized_symbol::override): Likewise.
11445 (Symbol_table::override): Likewise.
11446 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11447 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11448 is_ordinary, and orig_st_shndx parameters. Change all callers.
11449 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11450 to be in an ordinary section.
11451 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11452 object and is_ordinary parameters. Change all callers.
11453 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11454 Change all callers. Don't add undefined or non-ordinary symbols
11455 to reloc_map_.
11456 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11457 Change all callers.
11458 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11459 declarations.
11460 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11461 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11462 (Sized_relobj::relocate_sections): Likewise.
11463 * target-reloc.h (scan_relocs): Adjust section symbol index.
11464 (scan_relocatable_relocs): Likewise.
11465 * i386.cc (Scan::local): Check for ordinary symbols.
11466 * sparc.cc (Scan::local): Likewise.
11467 * x86_64.cc (Scan::local): Likewise.
11468 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11469 to symbol_section_and_value.
11470 * testsuite/many_sections_test.cc: New file.
11471 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11472 (check_PROGRAMS): Add many_sections_test.
11473 (many_sections_test_SOURCES): Define.
11474 (many_sections_test_DEPENDENCIES): Define.
11475 (many_sections_test_LDFLAGS): Define.
11476 (BUILT_SOURCES): Add many_sections_define.h.
11477 (many_sections_define.h): New target.
11478 (BUILT_SOURCES): Add many_sections_check.h.
11479 (many_sections_check.h): New target.
11480 (check_PROGRAMS): Add many_sections_r_test.
11481 (many_sections_r_test_SOURCES): Define.
11482 (many_sections_r_test_DEPENDENCIES): Define.
11483 (many_sections_r_test_LDFLAGS): Define.
11484 (many_sections_r_test_LDADD): Define.
11485 (many_sections_r_test.o): New target.
11486 * testsuite/Makefile.in: Rebuild.
11487
c5818ff1
CC		 114882008-04-17 Cary Coutant <ccoutant@google.com>
11489
11490 * errors.cc (Errors::info): New function.
11491 (gold_info): New function.
11492 * errors.h (Errors::info): New function.
11493 * gold.h (gold_info): New function.
11494 * object.cc (Input_objects::add_object): Print trace output.
11495 * options.cc (options::parse_set): New function.
11496 (General_options::parse_wrap): Deleted.
11497 (General_options::General_options): Deleted initializer.
11498 * options.h (options::String_set): New typedef.
11499 (options::parse_set): New function.
11500 (DEFINE_set): New macro.
11501 (General_options::wrap): Changed to use DEFINE_set. Changed
11502 callers of any_wrap_symbols and is_wrap_symbol.
11503 (General_options::trace, General_options::trace_symbol):
11504 New options.
11505 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11506 (General_options::wrap_symbols_): Deleted.
11507 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11508
b5be4a7c
DM		 115092008-04-17 David S. Miller <davem@davemloft.net>
11510
11511 * options.cc (General_options::parse_V): New function.
11512 * options.h: Add entries for -V and -Qy.
11513
155a0dd7
ILT		 115142008-04-17 Ian Lance Taylor <iant@google.com>
11515
11516 * common.cc (Symbol_table::allocate_commons): Remove options
11517 parameter. Change caller.
11518 (Symbol_table::do_allocate_commons): Remove options parameter.
11519 Change caller. Just call do_allocate_commons_list twice.
11520 (Symbol_table::do_allocate_commons_list): New function, broken out
11521 of do_allocate_commons.
11522 * common.h (class Allocate_commons_task): Remove options_ field.
11523 Update constructor.
11524 * symtab.cc (Symbol_table::Symbol_table): Initialize
11525 tls_commons_.
11526 (Symbol_table::add_from_object): Put TLS common symbols on
11527 tls_commons_ list.
11528 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11529 which are IN_OUTPUT_DATA.
11530 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11531 allocate_commons and do_allocate_commons declarations. Declare
11532 do_allocate_commons_list.
11533 * gold.cc (queue_middle_tasks): Update creation of
11534 Allocate_commons_task to not pass options.
11535 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11536 (TLS_TEST_C_FLAGS): New variable.
11537 (tls_test_c_pic.o): New target.
11538 (tls_test_shared.so): Link in tls_test_c_pic.o.
11539 (tls_test_c_pic_ie.o): New target.
11540 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11541 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11542 (tls_test_c.o): New target.
11543 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11544 (tls_pic_test_LDADD): Likewise.
11545 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11546 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11547 (tls_test_c_gnu2.o): New target.
11548 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11549 tls_test_c_gnu2.o.
11550 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11551 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11552 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11553 * testsuite/tls_test.cc: Include "config.h".
11554 (t_last): Call t11_last.
11555 * testsuite/tls_test.h (t11, t11_last): Declare.
11556 * testsuite/tls_test_c.c: New file.
11557 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11558 * configure.ac: Check for OpenMP support.
11559 * configure, config.in, Makefile.in: Rebuild.
11560 * testsuite/Makefile.in: Rebuild.
11561
edfbb029
CC		 115622008-04-16 Cary Coutant <ccoutant@google.com>
11563
11564 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11565 (Target_i386::tls_base_symbol_defined_): New field.
11566 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11567 (Target_i386::Scan::global): Likewise.
11568 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11569 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11570 (Target_x86_64::tls_base_symbol_defined_): New field.
11571 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11572 (Target_x86_64::Scan::global): Likewise.
11573
f3c69fca
CC		 115742008-04-16 Cary Coutant <ccoutant@google.com>
11575
11576 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11577 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11578 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11579 building shared libraries.
11580 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11581 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11582 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11583 * testsuite/Makefile.in: Rebuild.
11584 * testsuite/weak_undef.h: New file.
11585 * testsuite/weak_undef_file1.cc: Add extra test cases.
11586 * testsuite/weak_undef_file2.cc: Likewise.
11587 * testsuite/weak_undef_test.cc: Likewise.
11588
7c414435
DM		 115892008-04-16 David S. Miller <davem@davemloft.net>
11590
32b769e1
DM		 11591 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11592 Add issued_non_pic_error_ field. Declare check_non_pic.
11593 (Target_sparc::Scan::check_non_pic): New function.
11594 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11595 (Target_sparc::Scan::global): Likewise.
11596
11936fb1
DM		 11597 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11598 * configure: Rebuild.
11599
7c414435
DM		 11600 * options.h (DEFINE_enable): New macro.
11601 (new_dtags): New enable option.
11602 (initfirst, interpose, loadfltr, nodefaultlib,
11603 nodelete, nodlopen, nodump): New -z options.
11604 * layout.cc (Layout:finish_dynamic_section): If new
11605 dtags enabled, emit DT_RUNPATH. Also, emit a
11606 DT_FLAGS_1 containing any specified -z flags.
11607
85c7bf8b
ILT		 116082008-04-16 Ian Lance Taylor <iant@google.com>
11609
12c0daef
ILT		 11610 * copy-relocs.cc: New file.
11611 * copy-relocs.h: New file.
11612 * reloc.cc: Remove Copy_relocs code.
11613 * reloc.h: Likewise.
11614 * reloc-types.h (struct Reloc_types) [both versions]: Add
11615 get_reloc_addend_noerror.
11616 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11617 variants of add_global which take an addend which must be zero.
11618 * i386.cc: Include "copy-relocs.h".
11619 (class Target_i386): Change type of copy_relocs_ to variable,
11620 update initializer.
11621 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11622 Change all callers.
11623 (Target_i386::do_finalize_sections): Change handling of
11624 copy_relocs_.
11625 * sparc.cc: Include "copy-relocs.h".
11626 (class Target_sparc): Change type of copy_relocs_ to variable,
11627 update initializer.
11628 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11629 Change all callers.
11630 (Target_sparc::do_finalize_sections): Change handling of
11631 copy_relocs_.
11632 * x86_64.cc: Include "copy-relocs.h".
11633 (class Target_x86_64): Change type of copy_relocs_ to variable,
11634 update initializer.
11635 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11636 class. Change all callers.
11637 (Target_x86_64::do_finalize_sections): Change handling of
11638 copy_relocs_.
11639 * Makefile.am (CCFILES): Add copy-relocs.cc.
11640 (HFILES): Add copy-relocs.h.
11641
4f4995b6
ILT		 11642 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11643
85c7bf8b
ILT		 11644 * testsuite/script_test_4.sh: Permit leading zeroes.
11645
4f2a9edd
ILT		 116462008-04-15 Ian Lance Taylor <iant@google.com>
11647
e6188289
ILT		 11648 * script-sections.cc (Script_sections::create_segments): Use
11649 header_size_adjustment even when there is enough room for the
11650 headers.
11651 * testsuite/script_test_4.sh: New file.
11652 * testsuite/script_test_4.t: New file.
11653 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11654 (check_DATA): Add script_test_4.stdout.
11655 (MOSTLYCLEANFILES): Likewise.
11656 (script_test_4): New target.
11657 (script_test_4.stdout): New target.
11658 * testsuite/Makefile.in: Rebuild.
11659
4f2a9edd
ILT		 11660 * sparc.cc: Add definitions for Output_data_plt_sparc class
11661 constants.
11662
f5314dd5
DM		 116632008-04-14 David S. Miller <davem@davemloft.net>
11664
11665 * sparc.cc: New file.
11666 * Makefile.am (TARGETSOURCES): Add sparc.cc
11667 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11668 * configure.tgt: Document targ_extra_size and
11669 targ_extra_big_endian. Add entries for sparc-* and
11670 sparc64-*.
11671 * configure.ac: Handle targ_extra_size and
11672 targ_extra_big_endian.
11673 * Makefile.in: Rebuild.
11674 * configure: Likewise.
11675 * po/POTFILES.in: Likewise.
11676 * po/gold.pot: Likewise.
11677
154e0e9a
ILT		 116782008-04-14 Ian Lance Taylor <iant@google.com>
11679
11680 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11681 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11682 in the name/type/flags to section mapping. Don't call
11683 allocate_output_section.
11684 (Layout::choose_output_section): Change parameter from adjust_name
11685 to is_input_section. Don't permit input sections after sections
11686 are attached to segments. Don't call allocate_output_section.
11687 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11688 not write_enable_output_section.
11689 (Layout::make_output_section): Don't push to
11690 unattached_section_list_ nor call attach_to_segment. Call
11691 attach_section_to_segment if sections are attached.
11692 (Layout::attach_sections_to_segments): New function.
11693 (Layout::attach_section_to_segment): New function.
11694 (Layout::attach_allocated_section_to_segment): Rename from
11695 attach_to_segment. Remove flags parameter.
11696 (Layout::allocate_output_section): Remove function.
11697 (Layout::write_enable_output_section): Remove function.
11698 * layout.h (class Layout): Update for above changes. Add new
11699 field sections_are_attached_.
11700 * output.h (Output_section::update_flags_for_input_section): New
11701 function.
11702 * output.cc (Output_section::add_input_section): Call
11703 update_flags_for_input_section.
11704 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11705
009a67a2
CC		 117062008-04-11 Cary Coutant <ccoutant@google.com>
11707
11708 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11709 thought unnecessary.
11710 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11711
759b1a24
ILT		 117122008-04-11 Ian Lance Taylor <iant@google.com>
11713
11714 * output.h (class Output_section_data): Remove inline definition
11715 of set_addralign.
11716 * output.cc (Output_section_data::set_addralign): New function.
11717
c2b45e22
CC		 117182008-04-11 Cary Coutant <ccoutant@google.com>
11719
11720 Add support for TLS descriptors for i386 and x86_64.
11721 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11722 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11723 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11724 GOT_TYPE_TLS_DESC.
11725 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11726 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11727 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11728 relocations.
11729 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11730 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11731 Fix problem with initial-exec relocations.
11732 (Target_i386::Relocate::relocate_tls): Likewise.
11733 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11734 relaxation.
11735 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11736 support for section-plus-offset dynamic table entries.
11737 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11738 (Output_data_dynamic::Dynamic_entry): Add support for
11739 section-plus-offset dynamic table entries.
11740 (Output_data_dynamic::Classification): Likewise.
11741 (Output_data_dynamic::classification_): Renamed offset_.
11742 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11743 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11744 (Target_x86_64::make_plt_section): New function.
11745 (Target_x86_64::reserve_tlsdesc_entries): New function.
11746 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11747 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11748 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11749 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11750 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11751 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11752 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11753 add extra PLT entry for TLS descriptors.
11754 (Output_data_plt_x86_64::got_): New field.
11755 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11756 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11757 fields.
11758 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11759 descriptors.
11760 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11761 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11762 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11763 R_386_TLS_DESC_CALL relocations.
11764 (Target_x86_64::Scan::global): Likewise.
11765 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11766 for TLS descriptors.
11767 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11768 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11769 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11770 GD-to-IE relaxation.
11771 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11772 and TLS_DESCRIPTORS.
11773 * Makefile.in: Rebuild.
11774 * configure: Rebuild.
11775 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11776 (tls_test_shared2.so): New target.
11777 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11778 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11779 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11780 (tls_shared_gd_to_ie_test_LDADD): New variable.
11781 (tls_shared_gnu2_gd_to_ie_test): New target.
11782 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11783 New targets.
11784 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11785 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11786 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11787 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11788 (tls_shared_gnu2_test): New target.
11789 (tls_test_gnu2_shared.so): New target.
11790 (tls_shared_gnu2_test_SOURCES): New variable.
11791 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11792 (tls_shared_gnu2_test_LDFLAGS): New variable.
11793 (tls_shared_gnu2_test_LDADD): New variable.
11794 * testsuite/Makefile.in: Rebuild.
11795 * testsuite/Makefile.
11796
83bfb6b7
ILT		 117972008-04-11 Ian Lance Taylor <iant@google.com>
11798
11799 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11800 justsyms.t.
11801 * testsuite/Makefile.in: Rebuild.
11802
11803 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11804 long.
11805 * testsuite/script_test_2.cc (main): Adjust test.
11806
706e1f5e
ILT		 118072008-04-11 David S. Miller <davem@davemloft.net>
11808 Ian Lance Taylor <iant@google.com>
11809
11810 * options.h (General_options): Add entries for '-Y' and
11811 '-relax'.
11812 * options.cc (General_options:finalize): If -Y was used, add those
11813 entries to the library path instead of the default "/lib" and
11814 "/usr/lib".
11815
7c98e6bb
DM		 118162008-04-11 David S. Miller <davem@davemloft.net>
11817
11818 * testsuite/justsyms.t: Start at 0x100.
11819 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11820 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11821 long.
11822 * testsuite/script_test_2.cc: Adjust string and section length
11823 checks.
7c98e6bb 11824
99a37bfd
ILT		 118252008-04-09 Ian Lance Taylor <iant@google.com>
11826
2cefc357
ILT		 11827 PR gold/5996
11828 * script-sections.cc (Sections_element::allocate_to_segment): Add
11829 orphan parameter.
11830 (Output_section_definition::allocate_to_segment): Likewise.
11831 (Orphan_output_section::allocate_to_segment): Likewise.
11832 (Script_sections::attach_sections_using_phdrs_clause): Don't
11833 propagate non-PT_LOAD segments to orphan sections.
11834 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11835 readelf rather than objdump.
11836 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11837 .interp section and PT_INTERP segment are the same size.
11838 * testsuite/Makefile.in: Rebuild.
11839
99a37bfd
ILT		 11840 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11841 aliases for symbols defined in the same object.
11842 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11843 (weak_alias_test_SOURCES): New variable.
11844 (weak_alias_test_DEPENDENCIES): New variable.
11845 (weak_alias_test_LDFLAGS): New variable.
11846 (weak_alias_test_LDADD): New variable.
11847 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11848 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11849 (weak_alias_test_3.o): New target.
11850 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11851 * testsuite/weak_alias_test_main.cc: New file.
11852 * testsuite/weak_alias_test_1.cc: New file.
11853 * testsuite/weak_alias_test_2.cc: New file.
11854 * testsuite/weak_alias_test_3.cc: New file.
11855
780e49c5
ILT		 118562008-04-08 Ian Lance Taylor <iant@google.com>
11857
cdb0b8f5
ILT		 11858 * options.h (class General_options): Add --noinhibit-exec option.
11859 * main.cc (main): Check --noinhibit-exec.
11860
0864d551
ILT		 11861 * options.h (class General_options): Define --wrap as a special
11862 option. Add wrap_symbols_ field.
11863 (General_options::any_wrap_symbols): New function.
11864 (General_options::is_wrap_symbol): New function.
11865 * options.cc (General_options::parse_wrap): New function.
11866 (General_options::General_options): Initialize wrap_symbols_.
11867 * symtab.cc (Symbol_table::wrap_symbol): New function.
11868 (Symbol_table::add_from_object): Handle --wrap.
11869 * symtab.h (class Symbol_table): Declare wrap_symbol.
11870 * target.h (Target::wrap_char): New function.
11871 (Target::Target_info): Add wrap_char field.
11872 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11873 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11874 * testsuite/testfile.cc (Target_test::test_target_info):
11875 Likewise.
11876
789aa6de
ILT		 11877 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11878 there is one.
11879
2c38906f
ILT		 11880 * layout.h (class Layout): Add added_eh_frame_data_ field.
11881 * layout.cc (Layout::Layout): Initialize new field.
11882 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11883 output section until we find a section we merged successfully.
11884 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11885 that the size be non-zero.
11886
780e49c5
ILT		 11887 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11888 qualifier.
11889
7fcd0256
ILT		 118902008-04-08 Craig Silverstein <csilvers@google.com>
11891
11892 * configure.ac: Export new conditional variable HAVE_ZLIB.
11893 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11894 on HAVE_ZLIB.
11895 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11896 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11897
6835af53
ILT		 118982008-04-07 Ian Lance Taylor <iant@google.com>
11899
e24f324c
ILT		 11900 * version.cc (version_string): Set to "1.5".
11901
a036edd8
ILT		 11902 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11903 Add issued_non_pic_error_ field. Declare check_non_pic.
11904 (Target_x86_64::Scan::check_non_pic): New function.
11905 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11906 (Target_x86_64::Scan::global): Likewise.
11907
624f8810
ILT		 11908 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11909 addend parameter. Change caller. Handle merge sections.
11910 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11911 Address to Addend. Don't add in the result of
11912 local_section_offset, pass down the addend and use the returned
11913 value.
11914 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11915 Update declarations of local_section_offset and symbol_value.
11916 * testsuite/two_file_test_1.cc (t18): New function.
11917 * testsuite/two_file_test_2.cc (f18): New function.
11918 * testsuite/two_file_test_main.cc (main): Call t18.
11919 * testsuite/two_file_test.h (t18, f18): Declare.
11920
6835af53
ILT		 11921 * configure.ac: Don't test for objdump, c++filt, or readelf.
11922 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11923 conditionals.
11924 (TEST_READELF): New variable.
11925 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11926 (check_PROGRAMS): Add two_file_strip_test.
11927 (two_file_strip_test): New target.
11928 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11929 (two_file_same_shared_strip_test_SOURCES): New variable.
11930 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11931 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11932 (two_file_same_shared_strip_test_LDADD): New variable.
11933 (two_file_shared_strip.so): New target.
11934 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11935 (ver_test_5.syms, ver_test_7.syms): Likewise.
11936 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11937 (strip_test_3.stdout): Use TEST_OBJDUMP.
11938 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11939
86925eef
CC		 119402008-04-04 Cary Coutant <ccoutant@google.com>
11941
11942 * symtab.h (Symbol::is_weak_undefined): New function.
11943 (Symbol::is_strong_undefined): New function.
11944 (Symbol::is_absolute): New function.
11945 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11946 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11947 absolute symbols.
11948 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11949 (weak_undef_test): New target.
11950 * testsuite/Makefile.in: Rebuild.
11951 * testsuite/weak_undef_file1.cc: New file.
11952 * testsuite/weak_undef_file2.cc: New file.
11953 * testsuite/weak_undef_test.cc: New file.
11954
126f3ece
ILT		 119552008-04-03 Craig Silverstein <csilvers@google.com>
11956
11957 * compressed_output.h (class Output_compressed_section): Use
11958 unsigned buffer.
11959 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11960 add zlib header.
11961 (zlib_compressed_suffix): Removed.
11962 (Output_compressed_section::set_final_data_size): Use unsigned
11963 buffers.
11964 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11965 Fix linker invocation.
11966 (flagstest_o_specialfile_and_compress_debug_sections):
11967 Likewise.
11968 * testsuite/Makefile.in: Regenerated.
11969
deae2a14
DM		 119702008-04-02 David S. Miller <davem@davemloft.net>
11971
11972 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11973 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11974
70752818
ILT		 119752008-04-02 Craig Silverstein <csilvers@google.com>
11976
11977 * TODO: New file.
11978
39d0cb0e
ILT		 119792008-04-02 Ian Lance Taylor <iant@google.com>
11980
11981 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11982 parameters. Update for new key type to views_. Change all
11983 callers.
11984 (File_read::read): Adjust for byteshift in returned view.
11985 (File_read::add_view): New function, broken out of
11986 find_and_make_view.
11987 (File_read::make_view): New function, broken out of
11988 find_and_make_view.
11989 (File_read::find_or_make_view): Add offset and aligned
11990 parameters. Rewrite accordingly. Change all callers.
11991 (File_read::get_view): Add offset and aligned parameters. Adjust
11992 for byteshift in return value.
11993 (File_read::get_lasting_view): Likewise.
11994 * fileread.h (class File_read): Update declarations.
11995 (class File_read::View): Add byteshift_ field. Add byteshift to
11996 constructor. Add byteshift method.
11997 * archive.h (Archive::clear_uncached_views): New function.
11998 (Archive::get_view): Add aligned parameter. Change all callers.
11999 * object.h (Object::get_view): Add aligned parameter. Change all
12000 callers.
12001 (Object::get_lasting_view): Likewise.
12002
12003 * fileread.cc (File_read::release): Don't call clear_views if
12004 there are multiple objects.
12005 * fileread.h (File_read::clear_uncached_views): New function.
12006 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12007 on the archive.
12008
a1207466
CC		 120092008-03-31 Cary Coutant <ccoutant@google.com>
12010
12011 Add thin archive support.
12012 * archive.cc (Archive::armagt): New const.
12013 (Archive::setup): Remove task parameter and calls to unlock.
12014 (Archive::unlock_nested_archives): New function.
12015 (Archive::read_header): Add nested_off parameter. Change
12016 all callers.
12017 (Archive::interpret_header): Likewise.
12018 (Archive::include_all_members): Change to handle thin
12019 archives.
12020 (Archive::include_member): Likewise.
12021 * archive.h (Archive::Archive): Add new parameters and
12022 initializers.
12023 (Archive::armagt): New const.
12024 (Archive::setup): Remove task parameter.
12025 (Archive::unlock_nested_archives): New function.
12026 (Archive::read_header): Add nested_off parameter.
12027 (Archive::interpret_header): Likewise.
12028 (Archive::Nested_archive_table): New typedef.
12029 (Archive::is_thin_archive_): New field.
12030 (Archive::nested_archives_): New field.
12031 (Archive::options_): New field.
12032 (Archive::dirpath_): New field.
12033 (Archive::task_): New field.
12034 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12035 for thin archives. Pass additional parameters to
12036 Archive::Archive. Unlock the archive file after calling
12037 Archive::setup.
cd536b21 12038
479f6503
ILT		 120392008-03-29 Ian Lance Taylor <iant@google.com>
12040
686c8caf
ILT		 12041 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12042 version symbol to be local.
12043 * testsuite/ver_test_4.sh: New file.
12044 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12045 (check_DATA): Add ver_test_4.syms.
12046 (ver_test_4.syms): New target.
12047 * testsuite/Makefile.in: Rebuild.
12048
ab794b6b
ILT		 12049 * output.cc
12050 (Output_section::Input_section_sort_entry::has_priority): New
12051 function.
12052 (Output_section::Input_section_sort_entry::match_file_name): New
12053 function.
12054 (Output_section::Input_section_sort_entry::match_section_name):
12055 Remove.
12056 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12057 Remove.
12058 (Output_section::Input_section_sort_entry::match_section_file):
12059 Remove.
12060 (Output_section::Input_section_sort_compare::operator()): Rewrite
12061 using new Input_section_sort_entry functions. Sort crtbegin and
12062 crtend first. Sort sections with no priority before sections with
12063 a priority.
12064 * testsuite/initpri1.c (d3): Check j != 4.
12065 (cd5): New constructor/destructor function.
12066 (main): Check j != 2.
12067
479f6503
ILT		 12068 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12069 new symbol when resolving, don't call set_is_default.
12070 * testsuite/ver_test_7.cc: New file.
12071 * testsuite/ver_test_7.sh: New file.
12072 * testsuite/Makefile.am (ver_test_7.so): New target.
12073 (ver_test_7.o): New target.
12074 (check_SCRIPTS): Add ver_test_7.sh.
12075 (check_DATA): Add ver_test_7.syms.
12076 (ver_test_7.syms): New target.
12077
2fd32231
ILT		 120782008-03-28 Ian Lance Taylor <iant@google.com>
12079
12080 * layout.cc (Layout::layout): If we see an input section with a
12081 name that needs sorting, set the must_sort flag for the output
12082 section.
12083 (Layout::make_output_section): If the name of the output section
12084 indicates that it might require sorting, set the may_sort flag.
12085 * output.h (Output_section::may_sort_attached_input_sections): New
12086 function.
12087 (Output_section::set_may_sort_attached_input_sections): New
12088 function.
12089 (Output_section::must_sort_attached_input_sections): New
12090 function.
12091 (Output_section::set_must_sort_attached_input_sections): New
12092 function.
12093 (class Output_section): Declare Input_section_sort_entry. Define
12094 Input_section_sort_compare. Declare
12095 sort_attached_input_sections. Add new fields:
12096 may_sort_attached_input_sections_,
12097 must_sort_attached_input_sections_,
12098 attached_input_sections_are_sorted_.
12099 * output.cc (Output_section::Output_section): Initialize new
12100 fields.
12101 (Output_section::add_input_section): Add an entry to
12102 input_sections_ if may_sort or must_sort are true.
12103 (Output_section::set_final_data_size): Call
12104 sort_attached_input_sections if necessary.
12105 (Output_section::Input_section_sort_entry): Define new class.
12106 (Output_section::Input_section_sort_compare::operator()): New
12107 function.
12108 (Output_section::sort_attached_input_sections): New function.
12109 * configure.ac: Check whether the compiler supports constructor
12110 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12111 * testsuite/initpri1.c: New file.
12112 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12113 CONSTRUCTOR_PRIORITY.
12114 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12115 (initpri1_LDFLAGS): New variable.
12116 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12117
18e6b24e
ILT		 121182008-03-27 Ian Lance Taylor <iant@google.com>
12119
49bdd526
ILT		 12120 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12121 * testsuite/common_test_1.c: New file.
12122 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12123 (common_test_1_SOURCES): New variable.
12124 (common_test_1_DEPENDENCIES): New variable.
12125 (common_test_1_LDFLAGS): New variable.
12126
18e6b24e
ILT		 12127 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12128 and commons_ correctly when NAME/VERSION does not override
12129 NAME/NULL.
12130 * testsuite/ver_test_6.c: New file.
12131 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12132 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12133 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12134
04bf7072
ILT		 121352008-03-26 Ian Lance Taylor <iant@google.com>
12136
5871526f
ILT		 12137 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12138 of an undefined symbol from a version script.
12139 * testsuite/Makefile.am (ver_test_5.so): New target.
12140 (ver_test_5.o): New target.
12141 (check_SCRIPTS): Add ver_test_5.sh.
12142 (check_DATA): Add ver_test_5.syms.
12143 (ver_test_5.syms): New target.
12144 * testsuite/ver_test_5.cc: New file.
12145 * testsuite/ver_test_5.script: New file.
12146 * testsuite/ver_test_5.sh: New file.
12147 * Makefile.in, testsuite/Makefile.in: Rebuild.
12148
04bf7072
ILT		 12149 PR gold/5986
12150 Fix problems building gold with gcc 4.3.0.
12151 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12152 (gold_error_at_location, gold_warning_at_location): Use it.
12153 * configure.ac: Check whether we can compile and use a template
12154 function with a printf attribute.
12155 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12156 when jumping over bytes.
12157 * object.cc: Instantiate Object::read_section_data.
12158 * debug.h: Include <cstring>
12159 * dwarf_reader.cc: Include <algorithm>
12160 * main.cc: Include <cstring>.
12161 * options.cc: Include <cstring>.
12162 * output.cc: Include <cstring>.
12163 * script.cc: Include <cstring>.
12164 * script.h: Include <string>.
12165 * symtab.cc: Include <cstring> and <algorithm>.
12166 * target-select.cc: Include <cstring>.
12167 * version.cc: Include <string>.
12168 * testsuite/testmain.cc: Include <cstdlib>.
12169 * configure, config.in: Rebuild.
12170
874c5b28
ILT		 121712008-03-25 Ian Lance Taylor <iant@google.com>
12172
819d6c3a
ILT		 12173 * options.cc: Include "../bfd/bfdver.h".
12174 (options::help): Print bug reporting address.
12175
f4b2c6f5
ILT		 12176 * version.cc (print_version): Adjust output for current value of
12177 BFD_VERSION_STRING.
12178
12179 * NEWS: New file.
12180
e96caa79
ILT		 12181 * options.cc (options::help): Print list of supported targets.
12182 * target-select.h: Include <vector>.
12183 (class Target_selector): Make machine_, size_, and is_big_endian_
12184 fields const. Add bfd_name_ and instantiated_target_ fields.
12185 (Target_selector::Target_selector): Add bfd_name parameter.
12186 (Target_selector::recognize): Make non-virtual, call
12187 do_recognize.
12188 (Target_selector::recognize_by_name): Make non-virtual, call
12189 do_recognize_by_name.
12190 (Target_selector::supported_names): New function.
12191 (Target_selector::bfd_name): New function.
12192 (Target_selector::do_instantiate_target): New pure virtual
12193 function.
12194 (Target_selector::do_recognize): New virtual function.
12195 (Target_selector::do_recognize_by_name): New virtual function.
12196 (Target_selector::instantiate_target): New private function.
12197 (supported_target_names): Declare.
12198 * target-select.cc (Target_selector::Target_selector): Update for
12199 new parameter and fields.
12200 (select_target_by_name): Check that the name matches before
12201 calling recognize_by_name.
12202 (supported_target_names): New function.
12203 * i386.cc (class Target_selector_i386): Update Target_selector
12204 constructor call. Remove recognize and recognize_by_name. Add
12205 do_instantiate_target.
12206 * x86_64.cc (class Target_selector_x86_64): Likewise.
12207 * testsuite/testfile.cc (class Target_selector_test): Update for
12208 changes to Target_selector.
12209
874c5b28
ILT		 12210 * README: Rewrite, with some notes on unsupported features.
12211
0a65a3a7
CC		 122122008-03-24 Cary Coutant <ccoutant@google.com>
12213
12214 * i386.cc (Target_i386::Got_type): New enum declaration.
12215 (Target_i386::Scan::local): Updated callers of Output_data_got
12216 member functions.
12217 (Target_i386::Scan::global): Likewise.
12218 (Target_i386::Relocate::relocate): Likewise.
12219 (Target_i386::Relocate::relocate_tls): Likewise.
12220 * object.h (Got_offset_list): New class.
12221 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12222 (Sized_relobj::local_got_offset): Likewise.
12223 (Sized_relobj::set_local_got_offset): Likewise.
12224 (Sized_relobj::local_has_tls_got_offset): Removed.
12225 (Sized_relobj::local_tls_got_offset): Removed.
12226 (Sized_relobj::set_local_tls_got_offset): Removed.
12227 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12228 * output.cc (Output_data_got::add_global): Added got_type parameter.
12229 (Output_data_got::add_global_with_rel): Likewise.
12230 (Output_data_got::add_global_with_rela): Likewise.
12231 (Output_data_got::add_global_pair_with_rel): New function.
12232 (Output_data_got::add_global_pair_with_rela): New function.
12233 (Output_data_got::add_local): Added got_type parameter.
12234 (Output_data_got::add_local_with_rel): Likewise.
12235 (Output_data_got::add_local_with_rela): Likewise.
12236 (Output_data_got::add_local_pair_with_rel): New function.
12237 (Output_data_got::add_local_pair_with_rela): New function.
12238 (Output_data_got::add_global_tls): Removed.
12239 (Output_data_got::add_global_tls_with_rel): Removed.
12240 (Output_data_got::add_global_tls_with_rela): Removed.
12241 (Output_data_got::add_local_tls): Removed.
12242 (Output_data_got::add_local_tls_with_rel): Removed.
12243 (Output_data_got::add_local_tls_with_rela): Removed.
12244 * output.h (Output_data_got::add_global): Added got_type parameter.
12245 (Output_data_got::add_global_with_rel): Likewise.
12246 (Output_data_got::add_global_with_rela): Likewise.
12247 (Output_data_got::add_global_pair_with_rel): New function.
12248 (Output_data_got::add_global_pair_with_rela): New function.
12249 (Output_data_got::add_local): Added got_type parameter.
12250 (Output_data_got::add_local_with_rel): Likewise.
12251 (Output_data_got::add_local_with_rela): Likewise.
12252 (Output_data_got::add_local_pair_with_rel): New function.
12253 (Output_data_got::add_local_pair_with_rela): New function.
12254 (Output_data_got::add_global_tls): Removed.
12255 (Output_data_got::add_global_tls_with_rel): Removed.
12256 (Output_data_got::add_global_tls_with_rela): Removed.
12257 (Output_data_got::add_local_tls): Removed.
12258 (Output_data_got::add_local_tls_with_rel): Removed.
12259 (Output_data_got::add_local_tls_with_rela): Removed.
12260 * resolve.cc (Symbol::override_base_with_special): Removed
12261 reference to has_got_offset_ field.
12262 * symtab.cc (Symbol::init_fields): Replaced initialization
12263 of got_offset_ with got_offsets_. Removed initialization
12264 of has_got_offset_
53fcba31 12265 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12266 (Symbol::got_offset): Likewise.
12267 (Symbol::set_got_offset): Likewise.
12268 (Symbol::has_tls_got_offset): Removed.
12269 (Symbol::tls_got_offset): Removed.
12270 (Symbol::set_tls_got_offset): Removed.
12271 (Symbol::got_offset_): Removed.
12272 (Symbol::tls_mod_got_offset_): Removed.
12273 (Symbol::tls_pair_got_offset_): Removed.
12274 (Symbol::got_offsets_): New field.
12275 (Symbol::has_got_offset): Removed.
12276 (Symbol::has_tls_mod_got_offset): Removed.
12277 (Symbol::has_tls_pair_got_offset): Removed.
12278 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12279 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12280 member functions.
12281 (Target_x86_64::Scan::global): Likewise.
12282 (Target_x86_64::Relocate::relocate): Likewise.
12283 (Target_x86_64::Relocate::relocate_tls): Likewise.
12284
bd52eafb
BE		 122852008-03-25 Ben Elliston <bje@au.ibm.com>
12286
12287 * yyscript.y: Fix spelling error in comment.
12288
8b105e34
ILT		 122892008-03-24 Ian Lance Taylor <iant@google.com>
12290
8ed814a9
ILT		 12291 * options.h (class General_options): Define build_id option.
12292 * layout.h (class Layout): Declare write_build_id, create_note,
12293 create_build_id. Add build_id_note_ member.
12294 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12295 "libiberty.h", "md5.h", "sha1.h".
12296 (Layout::Layout): Initialize eh_frame_data_,
12297 eh_frame_hdr_section_, and build_id_note_.
12298 (Layout::finalize): Call create_build_id.
12299 (Layout::create_note): New function, broken out of
12300 Layout::create_gold_note.
12301 (Layout::create_gold_note): Call create_note.
12302 (Layout::create_build_id): New function.
12303 (Layout::write_build_id): New function.
12304 (Close_task_runner::run): Call write_build_id.
12305
8b105e34
ILT		 12306 * x86_64.cc: Correct license to GPLv3.
12307
086a1841
ILT		 123082008-03-23 Ian Lance Taylor <iant@google.com>
12309
12310 * options.cc: Include "demangle.h".
12311 (parse_optional_string): New function.
12312 (parse_long_option): Handle takes_optional_argument.
12313 (parse_short_option): Update dash_z initializer. Handle
12314 takes_optional_argument.
12315 (General_options::General_options): Initialize do_demangle_.
12316 (General_options::finalize): Set do_demangle_. Handle demangling
12317 style.
12318 * options.h (parse_optional_string): Declare.
12319 (struct One_option): Add optional_arg field. Update constructor.
12320 Update call constructor calls. Add takes_optional_argument
12321 function.
12322 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12323 (DEFINE_optional_string): Define.
12324 (General_options::demangle): Change from DEFINE_bool to
12325 DEFINE_optional_string.
12326 (General_options::no_demangle): New function.
12327 (General_options::do_demangle): New function.
12328 (General_options::set_do_demangle): New function.
12329 (General_options::execstack_status_): Move definition to end of
12330 class definition.
12331 (General_options::static_): Likewise.
12332 (General_options::do_demangle_): New field.
12333 * object.cc (big_endian>::get_symbol_location_info): Call
12334 Options::do_demangle, not Options::demangle.
12335 * symtab.cc (demangle): Likewise.
12336
cbb93e63
ILT		 123372008-03-22 Ian Lance Taylor <iant@google.com>
12338
12339 * gold.h: Include <cstddef> and <sys/types.h>
12340 * options.h: Include <cstring>.
12341
ec531623
ILT		 123422008-03-21 Ian Lance Taylor <iant@google.com>
12343
12344 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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