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5f9bcf58
CC		 12010-11-05 Cary Coutant <ccoutant@google.com>
2
3 PR gold/10708
4 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5 object when reading from the file.
6 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
7 second layout pass.
8 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
9 when reading section contents.
10 (get_section_contents): Likewise.
11 (icf::find_identical_sections): Likewise.
12 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
13 object when reading from the file.
14 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
15 the object when doing deferred section layout.
16
e597fa08
NC		 172010-11-03 Nick Clifton <nickc@redhat.com>
18
19 PR gold/12001
20 * script.h (class Symbol_assignment: name): New member. Returns
21 the name of the symbol.
22 * scrfipt.cc (Script_options::is_pending_assignment): New member.
23 Returns true if the given symbol name is on the list of
24 assignments wating to be processed.
25 * archive.cc (should_incldue_member): If the symbol is undefined,
26 check to see if it is on the list of symbols pending assignment.
27
3f9a3278
ILT		 282010-11-03 Ryan Mansfield <rmansfield@qnx.com>
29
30 * script-sections.cc (Script_sections::find_memory_region): Check
31 for a NULL output section pointer.
32
d06fb4d1
DK		 332010-10-29 Doug Kwan <dougkwan@google.com>
34
35 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
36 Output_section::add_relaxed_input_section.
37 * output.cc (Output_section::add_relaxed_input_section): Add new
38 arguments LAYOUT and NAME. Set section order index.
39 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
40 Copy section order index.
41 * output.h (Output_section::add_relaxed_input_section): Add new
42 arguments LAYOUT and NAME.
43
90e24de5
ILT		 442010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
45
46 * testsuite/Makefile.am: Move gcctestdir/ld rule to
47 NATIVE_OR_CROSS_LINKER.
48 * testsuite/Makefile.in: Regenerate.
49
c9484ea5
DK		 502010-10-20 Doug Kwan <dougkwan@google.com>
51
52 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
53 without SHF_LINK_ORDER flags.
54 * layout.cc (Layout::choose_output_section): Do not filter
55 SHF_LINK_ORDER flag in a relocatable link.
56
5bc2f5be
CC		 572010-10-17 Cary Coutant <ccoutant@google.com>
58
59 * output.h (Output_segment::set_section_addresses): Change function
60 signature. Update all callers.
61 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
62 sections.
63 (Output_segment::set_section_addresses): Align after last TLS
64 section. Add padding before last relro section instead of after.
65
0c91cf04
DK		 662010-10-17 Doug Kwan <dougkwan@google.com>
67
68 * gold/arm.cc (Target_arm::got_section): Use correct order and set
69 GOT output section to be writable.
70
8c21d9d3
CC		 712010-10-14 Cary Coutant <ccoutant@google.com>
72
73 * debug.h (DEBUG_INCREMENTAL): New flag.
74 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
75 * gold.cc (queue_initial_tasks): Check parameters for incremental link
76 mode.
77 * incremental.cc (report_command_line): Ignore all forms of
78 --incremental.
79 * layout.cc (Layout::Layout): Check parameters for incremental link
80 mode.
81 * options.cc (General_options::parse_incremental): New function.
82 (General_options::parse_no_incremental): New function.
83 (General_options::parse_incremental_full): New function.
84 (General_options::parse_incremental_update): New function.
85 (General_options::incremental_mode_): New data member.
86 (General_options::finalize): Check incremental_mode_.
87 * options.h (General_options): Update help text for --incremental.
88 Add --no-incremental, --incremental-full, --incremental-update.
89 (General_options::Incremental_mode): New enum type.
90 (General_options::incremental_mode): New function.
91 (General_options::incremental_mode_): New data member.
92 * parameters.cc (Parameters::incremental_mode_): New data member.
93 (Parameters::set_options): Set incremental_mode_.
94 (Parameters::set_incremental_full): New function.
95 (Parameters::incremental): New function.
96 (Parameters::incremental_update): New function.
97 (set_parameters_incremental_full): New function.
98 * parameters.h (Parameters::set_incremental_full): New function.
99 (Parameters::incremental): New function.
100 (Parameters::incremental_update): New function.
101 (Parameters::incremental_mode_): New data member.
102 (set_parameters_incremental_full): New function.
103 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
104 incremental link mode.
105 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
106 (Sized_relobj::do_relocate_sections): Likewise.
107 * testsuite/Makefile.am (incremental_test): Use --incremental-full
108 option.
109 * testsuite/Makefile.in: Regenerate.
110 * testsuite/incremental_test.sh: Filter all forms of --incremental.
111
bb32aa18 1122010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 113
114 * script-sections.h (class Script_sections): Make
115 Sections_elements typedef public.
116 * script-sections.cc (class Sort_output_sections): Add elements_
117 field. Add constructor which sets it; change all callers.
118 (Sort_output_sections::is_before): New function.
119 (Sort_output_sections::operator()): Call is_before.
120 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
121 conditional.
122 * testsuite/script_test_10.sh: New test. Test script section
123 order.
124 * testsuite/script_test_10.t: Likewise.
125 * testsuite/script_test_10.s: Likewise.
126 * testsuite/Makefile.am: Wrap the cross linker tests and the
127 common tests into NATIVE_OR_CROSS_LINKER.
128 (check_SCRIPTS): Add script_test_10.sh.
129 (check_DATA): Add script_test_10.stdout.
130 (script_test_10.o, script_test_10): New targets.
131 (script_test_10.stdout): New target.
132 * configure, testsuite/Makefile.in: Regenerate.
133
3cef7179
ILT		 1342010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
135
136 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
137 error for the deprecated relocations.
138 (Target_arm::Scan::global): Likewise.
139 (Target_arm::Relocate::relocate): Likewise.
140
7411e9a8
RS		 1412010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
142
143 * fileread.cc (Input_file::find_file): Initialize *found_name
144 and *namep when using the fallback search for case 4.
145
6a9da32a
CC		 1462010-10-11 Cary Coutant <ccoutant@google.com>
147
148 * options.h (class General_options): Redefine -z lazy as an alias for
149 the negation of -z now.
150
ac897c20
ILT		 1512010-10-11 Ian Lance Taylor <iant@google.com>
152
153 * resolve.cc (symbol_to_bits): Report the value of the unsupported
154 binding.
155
ea5cae92
NC		 1562010-10-06 Nick Clifton <nickc@redhat.com>
157
158 * script-sections.cc(class Memory_region): Remove
159 current_lma_offset_ field. Rename current_vma_offset_ to
160 current_offset_. Add last_section_ field.
161 (Memory_region::get_current_vma_address): Rename to
162 get_current_address.
163 (Memory_region::get_current_lma_address): Delete.
164 (Memory_region::increment_vma_offset): Rename to
165 increment_offset.
166 (Memory_region::increment_lma_offset): Delete.
167 (Memory_region::attributes_compatible): New method. Returns
168 true if the provided section is compatible with the region.
169 (Memory_region::get_last_section): New method. Returns the last
170 section to use the region.
171 (Memory_region::set_last_section): New method. Stores the last
172 section to use the region.
173 (Script_sections::block_in_region): New method. Returns true if
174 a block of memory is contained within a region.
175 (Script_sections::find_memory_region): New method. Locates a
176 memory region to be used to set a VMA or LMA address.
177 (Output_section_definition::set_section_addresses): Add code to
178 check for addresses set by memory regions.
179 (Output_segment::set_section_addresses): Remove memory region
180 walking code.
181 (Script_sections::create_segment): Add a warning if a header
182 segment is created outside of any region.
183 * script-sections.h (class Script_sections): Add prototypes for
184 find_memory_region and block_in_region methods.
185 * testsuite/memory_test.s: Use .long instead of .word.
186 * testsuite/memory_test.t: Add some more output sections.
187 * testsuite/memory_test.sh: Update expected output.
188
a9bfd952
DK		 1892010-10-02 Doug Kwan <dougkwan@google.com>
190
191 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
192 defintion to symtab.h
193 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
194 declaration to defintion.
195
bacff3ab
NC		 1962010-10-01 Nick Clifton <nickc@redhat.com>
197
198 * expression.cc (eval): Replace dummy argument with NULL.
199 (eval_maybe_dot): Check for a NULL result section pointer.
200 (Symbol_expression::value): Likewise.
201 (Dot_expression::value): Likewise.
202 (BINARY_EXPRESSION): Likewise.
203 (Max_expression::value): Likewise.
204 (Min_expression::value): Likewise.
205 (Absolute_expression::value): Likewise.
206 (Addr_expression::value_from_output_section): Likewise.
207 (Loaddddr_expression::value_from_output_section): Likewise.
208 (Segment_start_expression::value): Likewise.
209 * script-sections.cc
210 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
211 argument with NULL.
212 (Sections_elememt_dot_assignment::set_section_addresses):
213 Likewise.
214 (Output_data_expression::do_write_to_buffer): Likewise.
215 (Output_section_definition::finalize_symbols): Likewise.
216 (Output_section_definition::set_section_addresses): Likewise.
217
f81bc8b5
DK		 2182010-09-30 Doug Kwan <dougkwan@google.com>
219
220 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
221
c95e9f27
ST		 2222010-09-28 Sriraman Tallam <tmsriram@google.com>
223
224 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 225 function.
c95e9f27
ST		 226 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
227 virtual function.
228 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
229 virtual function.
230 * icf.cc (get_section_contents): Inline merge sections only when
231 target allows it.
232
3cac54d2
RW		 2332010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
234
235 * configure: Regenerate.
236
2904037a
ILT		 2372010-09-17 Ian Lance Taylor <iant@google.com>
238
239 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 240 * testsuite/Makefile.am (memory_test.o): New target.
241 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
242 memory_test.t.
243 * testsuite/Makefile.in: Rebuild.
2904037a 244
bca7fb63
DK		 2452010-09-17 Doug Kwan <dougkwan@google.com>
246
247 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
248 defintion if relocation uses GOT entries of the symbol.
249 * testsuite/icf_safe_test.sh: Fix test.
250 * testsuite/icf_safe_so_test.sh: Fix test.
251
4ef28648
CC		 2522010-09-16 Cary Coutant <ccoutant@google.com>
253
254 * script_sections.cc (class Memory_region): Remove "NULL" from
255 vector initializations.
256
793990de
CC		 2572010-09-15 Cary Coutant <ccoutant@google.com>
258
259 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
260 Resolve forwarding symbols.
261
81e015e2
DK		 2622010-09-15 Doug Kwan <dougkwan@google.com>
263
264 * gold/testsuite/script_test_3.t: Add ARM special sections.
265 * gold/testsuite/script_test_4.t: Same.
266 * gold/testsuite/script_test_5.t: Same.
267 * gold/testsuite/script_test_6.t: Same.
268 * gold/testsuite/script_test_7.t: Same.
269 * gold/testsuite/script_test_7.t: Same.
270 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
271
36171d64
CC		 2722010-09-14 Cary Coutant <ccoutant@google.com>
273
274 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
275 (Target_x86_64::Relocate::relocate_tls): Replace check for
276 saw_tls_block_reloc_ with test for executable section.
277
d89051bd
CC		 2782010-09-12 Cary Coutant <ccoutant@google.com>
279
280 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
281 position-independent executables to shared libraries need dynamic
282 relocations.
283 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
284 position-independent executables.
285 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
286 * testsuite/Makefile.in: Regenerate.
287
fca41f0f
NC		 2882010-09-10 Nick Clifton <nickc@redhat.com>
289
290 PR gold/11997
291 * testsuite/memory_test.t: Discard any sections that are not
292 needed.
293
6695e4b3
L		 2942010-09-09 H.J. Lu <hongjiu.lu@intel.com>
295
296 PR gold/11996
297 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
298 "This::" to work around a bug in gcc 4.2.
299
300 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
301
0f72bf6f
RÁE		 3022010-09-09 Rafael Espindola <espindola@google.com>
303
304 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
305 sections with different PF_X flags in the same segment.
306 (Layout::find_first_load_seg): Search all segments to find the first
307 one.
308 * options.h (rosegment): New.
309
3102010-09-08 Rafael Espindola <espindola@google.com>
a6577478 311
05a79166 312 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 313
aa98ff75
DK		 3142010-09-08 Doug Kwan <dougkwan@google.com>
315
316 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
317 (Arm_relobj::do_relocate_sections): Add new parameter for output
318 file to match the parent.
319 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
320 of local symbols instead of input values. Update code to track
321 changes in gold::relocate_section.
322 * object.cc (Sized_relobj::compute_final_local_value): New methods.
323 (Sized_relobj::compute_final_local_value_internal): New methods.
324 (Sized_relobj::do_finalize_local_symbols): Move code from loop
325 body into private version of Sized_relobj::compute_final_local_value.
326 Call the inline method.
327 * object.h (Symbol_value::Symbol_value): Define destructor. Free
328 merged symbol value if there is one.
329 (Symbol_value::has_output_value): New method defintiion.
330 (Sized_relobj::Compute_final_local_value_status): New enum type.
331 (Sized_relobj::compute_final_local_value): New methods.
332 (Sized_relobj::compute_final_local_value_internal): New methods.
333 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
334 and arm_cortex_a8.sh.
335 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
336 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
337 New tests.
338 * Makefile.in: Regenerate.
339 * testsuite/arm_bl_out_of_range.s: Update test.
340 * testsuite/thumb_bl_out_of_range.s: Ditto.
341 * testsuite/thumb_blx_out_of_range.s: Ditto.
342 * testsuite/arm_branch_out_of_range.sh: New file.
343 * testsuite/arm_cortex_a8.sh: Ditto.
344 * testsuite/arm_cortex_a8_b.s: Ditto.
345 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
346 * testsuite/arm_cortex_a8_b_local.s: Ditto.
347 * testsuite/arm_cortex_a8_bl.s: Ditto.
348 * testsuite/arm_cortex_a8_blx.s: Ditto.
349 * testsuite/arm_cortex_a8_local.s: Ditto.
350 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
351 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
352
05a79166
L		 3532010-09-08 Rafael Espindola <espindola@google.com>
354
355 * Makefile.am (memory_test.stdout): Run readelf with -W.
356 * Makefile.in: Regenerate.
357 * testsuite/memory_test.sh: Make the regexps accept both 32 and
358 64 bit output.
359
33dbc701
RÁE		 3602010-09-08 Rafael Espindola <espindola@google.com>
361
362 * script-sections.cc (Script_sections::add_memory_region): Convert
363 field precision to int.
364 * script.cc (script_set_section_region, script_set_section_region):
365 Convert field precision to int.
366
731ca54a
RÁE		 3672010-09-08 Rafael Espindola <espindola@google.com>
368
369 * arm.cc (do_finalize_sections): Create the __exidx_start and
370 __exdix_end symbols even when the section is missing.
371
7f8cd844
NC		 3722010-09-08 Nick Clifton <nickc@redhat.com>
373
374 * README: Remove claim that MEMORY is not supported.
375 * expression.cc (script_exp_function_origin)
376 (script_exp_function_length): Move from here to ...
377 * script.cc: ... here.
378 (script_set_section_region, script_add_memory)
379 (script_parse_memory_attr, script_include_directive): New
380 functions.
381 * script-sections.cc
382 (class Memory_region): New class.
383 (class Output_section_definition): Add set_memory_region,
384 set_section_vma, set_section_lma and get_section_name methods.
385 (class Script_Sections): Add add_memory_region,
386 find_memory_region, find_memory_region_origin,
387 find_memory_region_length and set_memory_region methods.
388 Have set_section_addresses method walk the list of set memory
389 regions.
390 Extend the print methos to display memory regions.
391 * script-sections.h: Add prototypes for new methods.
392 Add enum for MEMORY region attributes.
393 * yyscript.y: Add support for parsing MEMORY regions.
394 * script-c.h: Add prototypes for new functions.
395 * testsuite/Makefile.am: Add test of MEMORY region functionality.
396 * testsuite/Makefile.in: Regenerate.
397 * testsuite/memory_test.sh: New script.
398 * testsuite/memory_test.s: New assembler source file.
399 * testsuite/memory_test.t: New linker script.
400
a4649286
DK		 4012010-08-27 Doug Kwan <dougkwan@google.com>
402
403 * gold/resolve.cc (Symbol_table::should_override): Let a weak
404 reference override an existing dynamic weak reference.
405 * testsuite/Makefile.am: Add new test dyn_weak_ref.
406 * testsuite/Makefile.in: Regenerate.
407 * testsuite/dyn_weak_ref.sh: New file.
408 * testsuite/dyn_weak_ref_1.c: Ditto.
409 * testsuite/dyn_weak_ref_2.c: Ditto.
410
b56648ad
ILT		 4112010-08-27 Ian Lance Taylor <iant@google.com>
412
413 * incremental.h (class Incremental_input_entry): Add virtual
414 destructor.
415
809313cb
ILT		 4162010-08-27 Ian Lance Taylor <iant@google.com>
417
418 * testsuite/start_lib_test_3.c: Mark t3 as used.
419
11e32464
NC		 4202010-08-27 Nick Clifton <nickc@redhat.com>
421
422 * options.cc (version_script): Fix small typo in previous
423 whitespace tidyup.
424
ca09d69a
NC		 4252010-08-25 Nick Clifton <nickc@redhat.com>
426
427 * archive.cc: Formatting fixes: Remove whitespace between
428 typename and following asterisk. Remove whitespace between
429 function name and opening parenthesis.
430 * archive.h: Likewise.
431 * arm.cc: Likewise.
432 * attributes.cc: Likewise.
433 * attributes.h: Likewise.
434 * common.cc: Likewise.
435 * copy-relocs.cc: Likewise.
436 * dirsearch.h: Likewise.
437 * dynobj.cc: Likewise.
438 * ehframe.cc: Likewise.
439 * ehframe.h: Likewise.
440 * expression.cc: Likewise.
441 * fileread.cc: Likewise.
442 * fileread.h: Likewise.
443 * gc.h: Likewise.
444 * gold-threads.cc: Likewise.
445 * gold.cc: Likewise.
446 * i386.cc: Likewise.
447 * icf.h: Likewise.
448 * incremental-dump.cc: Likewise.
449 * incremental.cc: Likewise.
450 * layout.cc: Likewise.
451 * layout.h: Likewise.
452 * main.cc: Likewise.
453 * merge.cc: Likewise.
454 * merge.h: Likewise.
455 * object.cc: Likewise.
456 * object.h: Likewise.
457 * options.cc: Likewise.
458 * options.h: Likewise.
459 * output.cc: Likewise.
460 * output.h: Likewise.
461 * plugin.cc: Likewise.
462 * plugin.h: Likewise.
463 * powerpc.cc: Likewise.
464 * reloc.cc: Likewise.
465 * script-c.h: Likewise.
466 * script-sections.cc: Likewise.
467 * script.cc: Likewise.
468 * stringpool.cc: Likewise.
469 * symtab.cc: Likewise.
470 * symtab.h: Likewise.
471 * target.cc: Likewise.
472 * timer.cc: Likewise.
473 * timer.h: Likewise.
474 * version.cc: Likewise.
475 * x86_64.cc: Likewise.
476
b8fa8750
NC		 4772010-08-24 Nick Clifton <nickc@redhat.com>
478
479 PR 11899
480 * layout.cc (segment_precedes): Sort segments by their physical
481 addresses, if they have been set.
482
9919d93b
CC		 4832010-08-23 Cary Coutant <ccoutant@google.com>
484
485 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
486 symbols data.
487 (Lib_group::include_member): Unlock object after deleting its
488 symbols data.
489 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
490 the bug fixed here.
491
97b4be1c
CC		 4922010-08-19 Neil Vachharajani <nvachhar@google.com>
493 Cary Coutant <ccoutant@google.com>
494
495 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
496 constructor, and set_blocker.
497 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
498 readsyms_blocker_.
499 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
500 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
501 * testsuite/Makefile.am (start_lib_test): New test case.
502 * testsuite/Makefile.in: Regenerate.
503 * testsuite/start_lib_test_main.c: New file.
504 * testsuite/start_lib_test_1.c: New file.
505 * testsuite/start_lib_test_2.c: New file.
506 * testsuite/start_lib_test_3.c: New file.
507
dd0b1884
ILT		 5082010-08-19 Ian Lance Taylor <iant@google.com>
509
510 * Makefile.in: Rebuild with automake 1.11.1.
511 * aclocal.m4: Likewise.
512 * testsuite/Makefile.in: Likewise.
513
7223e9ca
ILT		 5142010-08-19 Ian Lance Taylor <iant@google.com>
515
516 PR 10893
517 * i386.cc (class Output_data_plt_i386): Update declarations.
518 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
519 local_ifuncs_ fields.
520 (Target_i386::do_plt_section_for_global): New function.
521 (Target_i386::do_plt_section_for_local): New function.
522 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
523 parameter; change all callers. Initialize global_ifuncs_ and
524 local_ifuncs_. If doing a static link define __rel_iplt_start and
525 __rel_iplt_end.
526 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
527 (Output_data_plt_i386::add_local_ifunc_entry): New function.
528 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
529 symbols.
530 (Target_i386::make_plt_section): New function, broken out of
531 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
532 (Target_i386::make_plt_entry): Call make_plt_section.
533 (Target_i386::make_local_ifunc_plt_entry): New function.
534 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
535 (Target_i386::Scan::local): Handle IFUNC symbols. Add
536 R_386_IRELATIVE to switch.
537 (Target_i386::Scan::global): Likewise.
538 (Target_i386::Relocate::relocate): Likewise.
539 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
540 switch.
541 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
542 (Target_x86_64::do_plt_section_for_global): New function.
543 (Target_x86_64::do_plt_section_for_local): New function.
544 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
545 parameter; change all callers. If doing a static link define
546 __rela_iplt_start and __rela_iplt_end.
547 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
548 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
549 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
550 to point to .plt.
551 (Target_x86_64::make_local_ifunc_plt_entry): New function.
552 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
553 switch.
554 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
555 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
556 R_X86_64_IRELATIVE to switch.
557 (Target_x86_64::Scan::global): Likewise.
558 (Target_x86_64::Relocate::relocate): Likewise.
559 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
560 switch.
561 * target.h (class Target): Add plt_section_for_global and
562 plt_section_for_local functions. Add do_plt_section_for_global
563 and do_plt_section_for_local virtual functions.
564 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
565 clarifying comments.
566 (Symbol::use_plt_offset): Handle IFUNC symbol.
567 * object.cc (Sized_relobj::Sized_relobj): Initialize
568 local_plt_offsets_.
569 (Sized_relobj::local_has_plt_offset): New function.
570 (Sized_relobj::local_plt_offset): New function.
571 (Sized_relobj::set_local_plt_offset): New function.
572 (Sized_relobj::do_count): Handle IFUNC symbol.
573 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
574 a bit away from input_shndx_ field. Add set_is_func_symbol and
575 is_ifunc_symbol functions.
576 (class Sized_relobj): Update declarations. Remove Tls_got_entry
577 and Local_tls_got_offsets. Define Local_plt_offsets. Add
578 local_plt_offsets_ field.
579 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
580 * output.h (class Output_section_data): Add non-const
581 output_section function.
582 (class Output_data_got): Update declarations.
583 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
584 Add use_plt_offset parameter to global and local constructors.
585 Change all callers. Change local_sym_index_ field to 31 bits.
586 Change GSYM_CODE and CONSTANT_CODE accordingly.
587 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
588 doing a static link don't set sh_link field.
589 (Output_data_got::Got_entry::write): Use PLT offset if
590 appropriate.
591 (Output_data_got::add_global_plt): New function.
592 (Output_data_got::add_local_plt): New function.
593 * target-reloc.h (relocate_section): Handle IFUNC symbol.
594 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
595 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
596 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
597 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
598 IFUNC conditional.
599 * testsuite/ifunc-sel.h: New file.
600 * testsuite/ifuncmain1.c: New file.
601 * testsuite/ifuncmain1vis.c: New file.
602 * testsuite/ifuncmod1.c: New file.
603 * testsuite/ifuncdep2.c: New file.
604 * testsuite/ifuncmain2.c: New file.
605 * testsuite/ifuncmain3.c: New file.
606 * testsuite/ifuncmod3.c: New file.
607 * testsuite/ifuncmain4.c: New file.
608 * testsuite/ifuncmain5.c: New file.
609 * testsuite/ifuncmod5.c: New file.
610 * testsuite/ifuncmain6pie.c: New file.
611 * testsuite/ifuncmod6.c: New file.
612 * testsuite/ifuncmain7.c: New file.
613 * configure, testsuite/Makefile.in: Rebuild.
614
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616
617 * incremental.cc
618 (Output_section_incremental_inputs::write_input_files): Add cast
619 to avoid signed/unsigned comparison warning.
620 (Output_section_incremental_inputs::write_info_blocks): Likewise.
621
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623
624 * common.cc (Sort_commons::operator()): Remove unnecessary code.
625
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627
628 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
629
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631 Doug Kwan <dougkwan@google.com>
632
633 * resolve.cc (Symbol_table::should_override): When a weak dynamic
634 defintion overrides non-weak undef, remember that the original undef
635 is not weak.
636 * symtab.cc (Symbol_table::sized_write_global): For undef without
637 an original weak binding, set binding to global in output.
638 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
639 * testsuite/Makefile.in: Regenerate.
640 * testsuite/strong_ref_weak_def.sh: New file.
641 * testsuite/strong_ref_weak_def_1.c: Ditto.
642 * testsuite/strong_ref_weak_def_2.c: Ditto.
643
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645
646 * testsuite/incremental_test.sh: Rewrite.
647 * testsuite/incremental_test_1.c: Rewrite.
648 * testsuite/incremental_test_2.c: Rewrite.
649
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651
652 * arm.cc (Target_arm::got_size): Add const.
653 (Target_arm::got_entry_count): New function.
654 (Target_arm::plt_entry_count): New function.
655 (Target_arm::first_plt_entry_offset): New function.
656 (Target_arm::plt_entry_size): New function.
657 (Output_data_plt_arm::entry_count): New function.
658 (Output_data_plt_arm::first_plt_entry_offset): New function.
659 (Output_data_plt_arm::get_plt_entry_size): New function.
660 * i386.cc (Target_i386::got_size): Add const.
661 (Target_i386::got_entry_count): New function.
662 (Target_i386::plt_entry_count): New function.
663 (Target_i386::first_plt_entry_offset): New function.
664 (Target_i386::plt_entry_size): New function.
665 (Output_data_plt_i386::entry_count): New function.
666 (Output_data_plt_i386::first_plt_entry_offset): New function.
667 (Output_data_plt_i386::get_plt_entry_size): New function.
668 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
669 find_incremental_inputs_sections. Dump incremental_got_plt section.
670 * incremental.cc: Include target.h.
671 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
672 parameter. Adjust all callers. Find incremental_got_plt section.
673 (Incremental_inputs::create_data_sections): Create incremental_got_plt
674 section.
675 (Output_section_incremental_inputs::set_final_data_size): Calculate
676 size of incremental_got_plt section.
677 (Output_section_incremental_inputs::do_write): Write the
678 incremental_got_plt section.
679 (Got_plt_view_info): New struct.
680 (Local_got_offset_visitor): New class.
681 (Global_got_offset_visitor): New class.
682 (Global_symbol_visitor_got_plt): New class.
683 (Output_section_incremental_inputs::write_got_plt): New function.
684 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
685 Add parameter. Adjust all callers.
686 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
687 (Incremental_inputs::got_plt_section): New function.
688 (Incremental_inputs::got_plt_section_): New data member.
689 (Incremental_got_plt_reader): New class.
690 * layout.cc (Layout::create_incremental_info_sections): Add the
691 incremental_got_plt section.
692 * object.h (Got_offset_list::get_list): New function.
693 (Got offset_list::for_all_got_offsets): New function.
694 (Sized_relobj::local_got_offset_list): New function.
695 * powerpc.cc (Target_powerpc::got_size): Add const.
696 (Target_powerpc::got_entry_count): New function.
697 (Target_powerpc::plt_entry_count): New function.
698 (Target_powerpc::first_plt_entry_offset): New function.
699 (Target_powerpc::plt_entry_size): New function.
700 (Output_data_plt_powerpc::entry_count): New function.
701 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
702 (Output_data_plt_powerpc::get_plt_entry_size): New function.
703 * sparc.cc (Target_sparc::got_size): Add const.
704 (Target_sparc::got_entry_count): New function.
705 (Target_sparc::plt_entry_count): New function.
706 (Target_sparc::first_plt_entry_offset): New function.
707 (Target_sparc::plt_entry_size): New function.
708 (Output_data_plt_sparc::entry_count): New function.
709 (Output_data_plt_sparc::first_plt_entry_offset): New function.
710 (Output_data_plt_sparc::get_plt_entry_size): New function.
711 * symtab.h (Symbol::got_offset_list): New function.
712 (Symbol_table::for_all_symbols): New function.
713 * target.h (Sized_target::got_entry_count): New function.
714 (Sized_target::plt_entry_count): New function.
715 (Sized_target::plt_entry_size): New function.
716 * x86_64.cc (Target_x86_64::got_size): Add const.
717 (Target_x86_64::got_entry_count): New function.
718 (Target_x86_64::plt_entry_count): New function.
719 (Target_x86_64::first_plt_entry_offset): New function.
720 (Target_x86_64::plt_entry_size): New function.
721 (Output_data_plt_x86_64::entry_count): New function.
722 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
723 (Output_data_plt_x86_64::get_plt_entry_size): New function.
724
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726
727 * archive.cc: Include incremental.h.
728 (Archive::Archive): Initialize incremental_info_.
729 (Archive::include_member): Record archive members in incremental info.
730 (Add_archive_symbols::run): Record begin and end of an archive in
731 incremental info.
732 (Lib_group::include_member): Record objects in incremental info.
733 * archive.h (Incremental_archive_entry): Forward declaration.
734 (Archive::set_incremental_info): New member function.
735 (Archive::incremental_info): New member function.
736 (Archive::Unused_symbol_iterator): New class.
737 (Archive::unused_symbols_begin): New member function.
738 (Archive::unused_symbols_end): New member function.
739 (Archive::incremental_info_): New data member.
740 * incremental-dump.cc (find_input_containing_global): New function.
741 (dump_incremental_inputs): Dump new incremental info sections.
742 * incremental.cc: Include symtab.h.
743 (Output_section_incremental_inputs): New class.
744 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
745 new incremental info sections.
746 (Sized_incremental_binary::do_check_inputs): Likewise.
747 (Incremental_inputs::report_archive): Remove.
748 (Incremental_inputs::report_archive_begin): New function.
749 (Incremental_inputs::report_archive_end): New function.
750 (Incremental_inputs::report_object): New function.
751 (Incremental_inputs::finalize_inputs): Remove.
752 (Incremental_inputs::report_input_section): New function.
753 (Incremental_inputs::report_script): Rewrite.
754 (Incremental_inputs::finalize): Do nothing but finalize string table.
755 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
756 (Incremental_inputs::sized_create_inputs_section_data): Remove.
757 (Incremental_inputs::create_data_sections): New function.
758 (Incremental_inputs::relocs_entsize): New function.
759 (Output_section_incremental_inputs::set_final_data_size): New function.
760 (Output_section_incremental_inputs::do_write): New function.
761 (Output_section_incremental_inputs::write_header): New function.
762 (Output_section_incremental_inputs::write_input_files): New function.
763 (Output_section_incremental_inputs::write_info_blocks): New function.
764 (Output_section_incremental_inputs::write_symtab): New function.
765 * incremental.h (Incremental_script_entry): Forward declaration.
766 (Incremental_object_entry): Forward declaration.
767 (Incremental_archive_entry): Forward declaration.
768 (Incremental_inputs): Forward declaration.
769 (Incremental_inputs_header_data): Remove.
770 (Incremental_inputs_header): Remove.
771 (Incremental_inputs_header_write): Remove.
772 (Incremental_inputs_entry_data): Remove.
773 (Incremental_inputs_entry): Remove.
774 (Incremental_inputs_entry_write): Remove.
775 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
776 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
777 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
778 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
779 Likewise.
780 (Incremental_input_entry): New class.
781 (Incremental_script_entry): New class.
782 (Incremental_object_entry): New class.
783 (Incremental_archive_entry): New class.
784 (Incremental_inputs::Incremental_inputs): Initialize new data members.
785 (Incremental_inputs::report_inputs): Remove.
786 (Incremental_inputs::report_archive): Remove.
787 (Incremental_inputs::report_archive_begin): New function.
788 (Incremental_inputs::report_archive_end): New function.
789 (Incremental_inputs::report_object): Change prototype.
790 (Incremental_inputs::report_input_section): New function.
791 (Incremental_inputs::report_script): Change prototype.
792 (Incremental_inputs::get_reloc_count): New function.
793 (Incremental_inputs::set_reloc_count): New function.
794 (Incremental_inputs::create_data_sections): New function.
795 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
796 (Incremental_inputs::inputs_section): New function.
797 (Incremental_inputs::symtab_section): New function.
798 (Incremental_inputs::relocs_section): New function.
799 (Incremental_inputs::get_stringpool): Add const.
800 (Incremental_inputs::command_line): Add const.
801 (Incremental_inputs::inputs): Remove.
802 (Incremental_inputs::command_line_key): New function.
803 (Incremental_inputs::input_file_count): New function.
804 (Incremental_inputs::input_files): New function.
805 (Incremental_inputs::relocs_entsize): New function.
806 (Incremental_inputs::sized_create_inputs_section_data): Remove.
807 (Incremental_inputs::finalize_inputs): Remove.
808 (Incremental_inputs::Input_info): Remove.
809 (Incremental_inputs::lock_): Remove.
810 (Incremental_inputs::inputs_): Change type.
811 (Incremental_inputs::inputs_map_): Remove.
812 (Incremental_inputs::current_object_entry_): New data member.
813 (Incremental_inputs::inputs_section_): New data member.
814 (Incremental_inputs::symtab_section_): New data member.
815 (Incremental_inputs::relocs_section_): New data member.
816 (Incremental_inputs::reloc_count_): New data member.
817 (Incremental_inputs_reader): New class.
818 (Incremental_symtab_reader): New class.
819 (Incremental_relocs_reader): New class.
820 * layout.cc (Layout::finalize): Move finalization of incremental info
821 and creation of incremental info sections to follow finalization of
822 symbol table. Set offsets for postprocessing sections.
823 (Layout::create_incremental_info_sections): Call
824 Incremental_inputs::create_data_sections. Add incremental symtab
825 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
826 sections to layout after input sections.
827 * layout.h (struct Timespec): Forward declaration.
828 (Layout::incremental_inputs): Add const.
829 (Layout::create_incremental_info_sections): Add parameter.
830 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
831 * object.cc: Include incremental.h.
832 (Relobj::finalize_incremental_relocs): New function.
833 (Sized_relobj::do_layout): Record input sections in incremental info.
834 * object.h (Object::output_section): New function.
835 (Object::output_section_offset): Moved from Relobj.
836 (Object::get_incremental_reloc_base): New function.
837 (Object::get_incremental_reloc_count): New function.
838 (Object::do_output_section): New function.
839 (Object::do_output_section_offset): Moved from Relobj.
840 (Object::do_get_incremental_reloc_base): New function.
841 (Object::do_get_incremental_reloc_count): New function.
842 (Object::Object): Initialize new data members.
843 (Relobj::output_section): Renamed do_output_section and moved to
844 protected.
845 (Relobj::output_section_offset): Moved to Object.
846 (Relobj::do_get_incremental_reloc_base): New function.
847 (Relobj::do_get_incremental_reloc_count): New function.
848 (Relobj::allocate_incremental_reloc_counts): New function.
849 (Relobj::count_incremental_reloc): New function.
850 (Relobj::finalize_incremental_relocs): New function.
851 (Relobj::next_incremental_reloc_index): New function.
852 (Relobj::reloc_counts_): New data member.
853 (Relobj::reloc_bases_): New data member.
854 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
855 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
856 (Sized_relobj::incremental_relocs_scan): New function.
857 (Sized_relobj::incremental_relocs_scan_reltype): New function.
858 (Sized_relobj::incremental_relocs_write): New function.
859 (Sized_relobj::incremental_relocs_write_reltype): New function.
860 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
861 incremental link.
862 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
863 archives and object files elsewhere.
864 (Add_symbols::run): Report object files here.
865 (Finish_group::run): Report end of archive at end of group.
866 * reloc.cc: Include layout.h, incremental.h.
867 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
868 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
869 (Sized_relobj::incremental_relocs_scan): New function.
870 (Sized_relobj::incremental_relocs_scan_reltype): New function.
871 (Sized_relobj::do_relocate_sections): Write incremental relocations.
872 (Sized_relobj::incremental_relocs_write): New function.
873 (Sized_relobj::incremental_relocs_write_reltype): New function.
874 * script.cc (read_input_script): Rewrite test for incremental link.
875 Change call to Incremental_inputs::report_script.
876 * symtab.h (Symbol_table::first_global_index): New function.
877 (Symbol_table::output_count): New function.
878
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880
881 * arm.cc (Target_arm::merge_object_attributes): Check command line
882 options --no-wchar-size-warning and --no-enum-size-warning.
883 * options.h (General_options): Add ld-compatible options
884 --no-enum-size-warning and --no-wchar-size-warning.
885
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887
888 * x86_64.cc (Target_x86_64::Scan::local): Use
889 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
890 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
891 (Target_x86_64::Scan::global): Likewise.
892 (Target_x86_64::Relocate::relocate): Likewise.
893 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
894 Likewise.
895
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897
898 * merge.cc (Output_merge_string::do_add_input_section): Count strings
899 to reserve space in merged_strings vector. Keep total input size
900 for stats.
901 (Output_merge_string::do_print_merge_stats): Print total input size.
902 * merge.h (Output_merge_string): Add input_size_ field.
903 * stringpool.cc (Stringpool_template::string_length): Move
904 implementations out of Stringpool_template class and place in
905 stringpool.h.
906 * stringpool.h (string_length): Move out of Stringpool_template.
907
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909
910 PR 11712
911 * layout.cc (relaxation_loop_body): If address of load segment is
912 set, adjust address to include headers if possible.
913
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915
916 * version.cc (version_string): Bump to 1.10.
917
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919
920 PR 11805
921 * layout.h (enum Output_section_order): Define.
922 (class Layout): Update declarations.
923 * layout.cc (Layout::get_output_section): Add order parameter.
924 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
925 is_first_non_relro parameters. Change all callers.
926 (Layout::choose_output_section): Likewise.
927 (Layout::add_output_section_data): Likewise.
928 (Layout::make_output_section): Likewise. Set order.
929 (Layout::default_section_order): New function.
930 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
931 * output.cc (Output_section::Output_section): Initialize order_.
932 Don't initialize deleted fields.
933 (Output_segment::Output_segment): Don't initialize deleted
934 fields.
935 (Output_segment::add_output_section_to_load): New function
936 replacing add_output_section. Change all callers to call this or
937 add_output_section_to_nonload.
938 (Output_segment::add_output_section_to_nonload): New function.
939 (Output_segment::remove_output_section): Rewrite.
940 (Output_segment::add_initial_output_data): Likewise.
941 (Output_segment::has_any_data_sections): Likewise.
942 (Output_segment::is_first_section_relro): Likewise.
943 (Output_segment::maximum_alignment): Likewise.
944 (Output_segment::has_dynamic_reloc): New function replacing
945 dynamic_reloc_count. Change all callers.
946 (Output_segment::has_dynamic_reloc_list): New function replacing
947 dynamic_reloc_count_list. Change all callers.
948 (Output_segment::set_section_addresses): Rewrite.
949 (Output_segment::set_offset): Rewrite.
950 (Output_segment::find_first_and_last_list): Remove.
951 (Output_segment::set_tls_offsets): Rewrite.
952 (Output_segment::first_section_load_address): Likewise.
953 (Output_segment::output_section_count): Likewise.
954 (Output_segment::section_with_lowest_load_address): Likewise.
955 (Output_segment::write_section_headers): Likewise.
956 (Output_segment::print_sections_to_map): Likewise.
957 * output.h (class Output_data): Remove dynamic_reloc_count_
958 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
959 (Output_data::add_dynamic_reloc): Rewrite.
960 (Output_data::has_dynamic_reloc): New function.
961 (Output_data::dynamic_reloc_count): Remove.
962 (class Output_section): Add order_ field. Remvoe is_relro_local_,
963 is_last_relro_, is_first_non_relro_, is_interp_,
964 is_dynamic_linker_section_ fields. Add order and set_order
965 functions. Remove is_relro_local, set_is_relro_local,
966 is_last_relro, set_is_last_relro, is_first_non_relro,
967 set_is_first_non_relro functions, is_interp, set_is_interp,
968 is_dynamic_linker_section, and set_is_dynamic_linker_section
969 functions.
970 (class Output_segment): Change Output_data_list from std::list to
971 std:;vector. Add output_lists_ field. Remove output_data_ and
972 output_bss_ fields. Update declarations.
973
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975
976 * arm.cc (Target_arm::gc_process_relocs): Use typename.
977 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
978 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
979
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981
982 PR 11855
983 * script.cc (Script_options::Script_options): Initialize
984 symbol_definitions_ and symbol_references_.
985 (Script_options::add_symbol_assignment): Update
986 symbol_definitions_ and symbol_references_.
987 (Script_options::add_symbol_reference): New function.
988 (script_symbol): New function.
989 * script.h (class Script_options): Add symbol_definitions_ and
990 symbol_references_ fields.
991 (Script_options::referenced_const_iterator): New type.
992 (Script_options::referenced_begin): New function.
993 (Script_options::referenced_end): New function.
994 (Script_options::is_referenced): New function.
995 (Script_options::any_unreferenced): New function.
996 * script-c.h (script_symbol): Declare.
997 * yyscript.y (exp): Call script_symbol.
998 * symtab.cc: Include "script.h".
999 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1000 Change all callers. Check symbols referenced by scripts.
1001 (Symbol_table::add_undefined_symbols_from_command_line): Add
1002 layout parameter. Change all callers.
1003 (Symbol_table::do_add_undefined_symbols_from_command_line):
1004 Likewise. Break out loop body. Check symbols referenced by
1005 scripts.
1006 (Symbol_table::add_undefined_symbol_from_command_line): New
1007 function broken out of
1008 do_add_undefined_symbols_from_command_line.
1009 * symtab.h (class Symbol_table): Update declarations.
1010 * archive.cc: Include "layout.h".
1011 (Archive::should_include_member): Add layout parameter. Change
1012 all callers. Check for symbol mentioned in expression.
1013 * archive.h (class Archive): Update declaration.
1014 * object.cc (Sized_relobj::do_should_include_member): Add layout
1015 parameter.
1016 * object.h (Object::should_include_member): Add layout parameter.
1017 Change all callers.
1018 (Object::do_should_include_member): Add layout parameter.
1019 (class Sized_relobj): Update declaration.
1020 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1021 parameter.
1022 * dynobj.h (class Sized_dynobj): Update declaration.
1023 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1024 layout parameter.
1025 * plugin.h (class Sized_pluginobj): Update declaration.
1026
5f1ab67a
ILT		 10272010-08-02 Ian Lance Taylor <iant@google.com>
1028
1029 PR 11866
1030 * output.cc (Output_segment::set_offset): Search for the first and
1031 last sections rather than assuming that the list is in order.
1032 (Output_segment::find_first_and_last_list): New function.
1033 * output.h (class Output_segment): Update declarations.
1034 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1035 (relro_strip_test_SOURCES): New variable.
1036 (relro_strip_test_DEPENDENCIES): New variable.
1037 (relro_strip_test_LDFLAGS): New variable.
1038 (relro_strip_test_LDADD): New variable.
1039 (relro_strip_test.so): New target.
1040
a8df5856
ILT		 10412010-08-02 Ian Lance Taylor <iant@google.com>
1042
1043 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1044 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1045 (Target_i386::got_tlsdesc_section): New function.
1046 (Target_i386::got_section): Create space for GOT entries for
1047 TLSDESC relocations.
1048 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1049 R_386_TLS_GOTDESC.
1050 (Target_i386::Scan::global): Likewise.
1051 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1052 using TLSDESC GOT.
1053 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1054 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1055 (Target_x86_64::got_tlsdesc_section): New function.
1056 (Target_x86_64::got_section): Create space for GOT entries for
1057 TLSDESC relocations.
1058 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1059 R_386_TLS_GOTDESC.
1060 (Target_x86_64::Scan::global): Likewise.
1061 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1062 using TLSDESC GOT.
1063
0c10a0a6
ILT		 10642010-08-02 Ian Lance Taylor <iant@google.com>
1065
1066 * testsuite/final_layout.sh: Use dc to convert from hex to
1067 decimal.
1068
41cbeecc
ST		 10692010-07-29 Sriraman Tallam <tmsriram@google.com>
1070
1071 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1072 paramter to the call to gold::gc_process_relocs.
1073 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1074 paramter to the call to gold::gc_process_relocs.
1075 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1076 parameter to the call to gold::gc_process_relocs.
1077 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1078 template parameter to the call to gold::gc_process_relocs.
1079 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1080 paramter to the call to gold::gc_process_relocs.
1081 * gc.h (get_embedded_addend_size): New function.
1082 (gc_process_relocs): Save the size of the reloc for use by ICF.
1083 * icf.cc (get_section_contents): Get the addend from the text section
1084 for SHT_REL relocation sections.
1085 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1086 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1087 * int_encoding.h (read_from_pointer): New overloaded function.
1088 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1089 * testsuite/icf_sht_rel_addend_test.sh: New file.
1090 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1091 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1092
6ea55b82
RW		 10932010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1094
1095 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1096 * Makefile.in: Regenerate.
1097 * testsuite/Makefile.in: Regenerate.
1098
9691462b
ILT		 10992010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1100
1101 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1102 * gold/testsuite/debug_msg.cc: Likewise.
1103 * gold/testsuite/odr_violation1.cc
1104 * gold/testsuite/odr_violation2.cc
1105
76897331
CC		 11062010-07-21 Cary Coutant <ccoutant@google.com>
1107
1108 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1109 string, and length fields.
1110 (Output_merge_string::Merged_strings_list): New type.
1111 (Output_merge_string::Merged_strings_lists): New typedef.
1112 (Output_merge_string): Replace merged_strings_ with
1113 merged_strings_lists_.
1114 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1115 Merged_strings_list per input object and section. Don't store pointer
1116 to the string. Don't store length with each merged string entry.
1117 (Output_merge_string::finalize_merged_data): Loop over list of merged
1118 strings lists. Recompute length of each merged string.
1119
78384e8f
CC		 11202010-07-15 Cary Coutant <ccoutant@google.com>
1121
1122 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1123 here.
1124
783659f9
ILT		 11252010-07-14 Ian Lance Taylor <iant@google.com>
1126
1127 * descriptors.cc (Descriptors::open): Report correct name in error
1128 message.
1129
131687b4
DK		 11302010-07-13 Doug Kwan <dougkwan@google.com>
1131
1132 * arm.cc (Arm_input_section::Arm_input_section): For a
1133 SHT_ARM_EXIDX section, always keeps the input sections.
1134 (Arm_input_section::set_exidx_section_link): New method.
1135 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1136 has_errors_ to false.
1137 (Arm_exidx_input_section::has_errors,
1138 Arm_exidx_input_section::set_has_errors): New methods.
1139 (Arm_exidx_input_section::has_errors_): New data member.
1140 (Arm_relobj::get_exidx_shndx_list): New method.
1141 (Arm_output_section::append_text_sections_to_list): Do not skip
1142 section without SHF_EXECINSTR.
1143 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1144 errors.
1145 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1146 section header. Make error messages more verbose. Check for
1147 a non-executable section linked to an EXIDX section.
1148 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1149 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1150 check that there is no deferred EXIDX section if we exit early.
1151 Instead of not making an EXIDX section in case of an error, make one
1152 and set the has_errors flag of it.
1153 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1154 in a relocatable link.
1155 (Target_arm::do_relax): Look for the EXIDX output section instead of
1156 assuming that it is called .ARM.exidx.
1157 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1158 section list. Do not check for SHF_EXECINSTR section flags but
1159 skip any input section with errors.
1160 * output.cc (Output_section::Output_section): Initialize
1161 always_keeps_input_sections_ to false.
1162 (Output_section::add_input_section): Check for
1163 always_keeps_input_sections_.
1164 * output.h (Output_section::always_keeps_input_sections,
1165 Output_section::set_always_keeps_input_sections): New methods.
1166 (Output_section::always_keeps_input_sections): New data member.
1167
69517287
RÁE		 11682010-07-13 Rafael Espindola <espindola@google.com>
1169
1170 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1171 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1172
82742395
ILT		 11732010-07-13 Philip Herron <herron.philip@googlemail.com>
1174 Ian Lance Taylor <iant@google.com>
1175
1176 * output.h (Output_section_lookup_maps::add_merge_section):
1177 Correct check of whether value was inserted.
1178 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1179 (Output_section_lookup_maps::add_relaxed_input_section):
1180 Likewise.
1181 * arm.cc (Target_arm::got_section): Remove used local os.
1182 * i386.cc (Target_i386::got_section): Likewise.
1183 * x86_64.cc (Target_x86_64::got_section): Likewise.
1184 * sparc.cc (Target_sparc::got_section): Likewise.
1185 (Target_sparc::relocate): Remove unused local have_got_offset.
1186 * powerpc.cc (Target_powerpc::relocate): Likewise.
1187
f2d707b5
ILT		 11882010-07-13 Ian Lance Taylor <iant@google.com>
1189
241531d6
ILT		 1190 * compressed_output.cc (zlib_decompress): Fix signature in
1191 !HAVE_ZLIB_H case.
1192
f2d707b5
ILT		 1193 * archive.cc (Archive::include_member): Unlock an external member
1194 of a thin archive. Don't bother to delete an object we know is
1195 NULL.
1196
a2e47362
CC		 11972010-07-12 Cary Coutant <ccoutant@google.com>
1198
1199 * compressed_output.cc (zlib_decompress): New function.
1200 (get_uncompressed_size): New function.
1201 (decompress_input_section): New function.
1202 * compressed_output.h (get_uncompressed_size): New function.
1203 (decompress_input_section): New function.
1204 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1205 Handle compressed debug sections.
1206 * layout.cc (is_compressed_debug_section): New function.
1207 (Layout::output_section_name): Map compressed section names to
1208 canonical names.
1209 * layout.h (is_compressed_debug_section): New function.
1210 (is_debug_info_section): Recognize compressed debug sections.
1211 * merge.cc: Include compressed_output.h.
1212 (Output_merge_data::do_add_input_section): Handle compressed
1213 debug sections.
1214 (Output_merge_string::do_add_input_section): Handle compressed
1215 debug sections.
1216 * object.cc: Include compressed_output.h.
1217 (Sized_relobj::Sized_relobj): Initialize new data members.
1218 (build_compressed_section_map): New function.
1219 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1220 * object.h (Object::section_is_compressed): New method.
1221 (Object::do_section_is_compressed): New method.
1222 (Sized_relobj::Compressed_section_map): New type.
1223 (Sized_relobj::do_section_is_compressed): New method.
1224 (Sized_relobj::compressed_sections_): New data member.
1225 * output.cc (Output_section::add_input_section): Handle compressed
1226 debug sections.
1227 * reloc.cc: Include compressed_output.h.
1228 (Sized_relobj::write_sections): Handle compressed debug sections.
1229
ce279a62
CC		 12302010-07-08 Cary Coutant <ccoutant@google.com>
1231
1232 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1233 weak when resolving to a dynamic def.
1234 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1235 for weak undef/dynamic def cases. Adjust callers.
1236 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1237 undef_binding_weak_.
1238 (Symbol_table::sized_write_globals): Adjust symbol binding.
1239 (Symbol_table::sized_write_symbol): Add binding parameter.
1240 * symtab.h (Symbol::set_undef_binding): New method.
1241 (Symbol::is_undef_binding_weak): New method.
1242 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1243 (Symbol_table::should_override): Add new parameter.
1244 (Symbol_table::sized_write_symbol): Add new parameter.
1245
1246 * testsuite/weak_undef_file1.cc: Add new test case.
1247 * testsuite/weak_undef_file2.cc: Fix header comment.
1248 * testsuite/weak_undef_test.cc: Add new test case.
1249
b2286c10
DK		 12502010-06-29 Doug Kwan <dougkwan@google.com>
1251
1252 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1253 Initialize USE_SYMBOL_.
1254 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1255 definition.
1256 (Arm_reloc_property::uses_symbol_): New data member declaration.
1257 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1258 uses symbol value and symbol is undefined but not weakly undefined.
1259
4802450a
RÁE		 12602010-06-28 Rafael Espindola <espindola@google.com>
1261
1262 * plugin.cc (Plugin::load): Use dlerror.
1263
e5ca47ba
ILT		 12642010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1265
1266 * symtab.cc (detect_odr_violations): When reporting an ODR
1267 violation, report an object where the symbol is defined.
1268
8a75a161
DK		 12692010-06-25 Doug Kwan <dougkwan@google.com>
1270
1271 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1272 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1273 definition.
1274 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1275 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1276 target hook to detect function points.
1277 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1278 * icf.h (Icf::check_section_for_function_pointers): Change type of
1279 parameter SECTION_NAME to const reference to std::string. Use
1280 target hook to determine if section may have unsafe pointers.
1281 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1282 method definition.
1283
42218b9f
RÁE		 12842010-06-21 Rafael Espindola <espindola@google.com>
1285
1286 * fileread.cc (Input_file::find_fie): New
1287 (Input_file::open): Use Input_file::find_fie.
1288 * fileread.h (Input_file::find_fie): New
1289 * plugin.cc (set_extra_library_path): New.
1290 (Plugin::load): Add set_extra_library_path to the transfer vector.
1291 (Plugin_manager::set_extra_library_path): New.
1292 (Plugin_manager::add_input_file): Use the extra search path if set.
1293 (set_extra_library_path(): New.
1294 * plugin.h (Plugin_manager): Add set_extra_library_path and
1295 extra_search_path_.
1296
a0506cca
CC		 12972010-06-19 Cary Coutant <ccoutant@google.com>
1298
1299 * layout.cc (gdb_sections): Add .debug_types.
1300 (lines_only_debug_sections): Likewise.
1301
6508b958
RÁE		 13022010-06-18 Rafael Espindola <espindola@google.com>
1303
1304 * plugin.cc (add_input_file,add_input_library)
1305 (Plugin_manager::add_input_file): Make filename arguments const.
1306 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1307 const.
1308
3e235302
DK		 13092010-06-16 Doug Kwan <dougkwan@google.com>
1310
1311 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1312 .ARM.attributes section if we have not merged any input
1313 attributes sections.
1314
106e8a6c
DK		 13152010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1316
1317 * arm.cc: Allow combining objects with no EABI version
1318 information.
1319
91ff43fe
RÁE		 13202010-06-15 Rafael Espindola <espindola@google.com>
1321
1322 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1323
68ed838c
ILT		 13242010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1325
1326 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1327 (struct iovec): Correct !HAVE_READV definition.
1328
f3a2388f
CC		 13292010-06-10 Cary Coutant <ccoutant@google.com>
1330
1331 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1332 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1333 reloc sections.
1334 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1335
1336 PR 11683
1337 * symtab.h (Symbol::is_placeholder): New member function.
1338 * target-reloc.h (relocate_section): Check for placeholder symbols.
1339
1340 * testsuite/Makefile.am (plugin_test_8): New test.
1341 (plugin_test_9): New test.
1342 * testsuite/Makefile.in: Regenerate.
1343
e1df38aa
NC		 13442010-06-09 Nick Clifton <nickc@redhat.com>
1345
1346 * yyscript.y (input_list_element): Allow strings prefixed with
1347 the '-' character. Treat these as libraries.
1348 * script.cc (script_add_library): New function. Adds a library
1349 specified by "-l<name>" found in an input script.
1350 * script-c.h: Add prototype for script_add_library.
1351
25bbe950
DK		 13522010-06-07 Doug Kwan <dougkwan@google.com>
1353
1354 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1355 Restrict stub-group size to be within long conditional branch
1356 range when working around cortex-A8 erratum.
1357
0f32ea4c
ILT		 13582010-06-07 Damien Diederen <dd@crosstwine.com>
1359
1360 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1361 #ifdef typo.
1362
8fe2a369
ST		 13632010-06-03 Sriraman Tallam <tmsriram@google.com>
1364
1365 PR gold/11658
1366 * output.cc
1367 (Output_section::Input_section_sort_entry::compare_section_ordering):
1368 Change to return non-zero correctly.
1369 (Output_section::Input_section_sort_section_order_index_compare
1370 ::operator()): Change to fix ambiguity in comparisons.
1371
6e9ba2ca
ST		 13722010-06-01 Sriraman Tallam <tmsriram@google.com>
1373
1374 * gold.h (is_wildcard_string): New function.
1375 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1376 (Layout::layout_eh_frame): Ditto.
1377 (Layout::find_section_order_index): New method.
1378 (Layout::read_layout_from_file): New method.
1379 * layout.h (Layout::find_section_order_index): New method.
1380 (Layout::read_layout_from_file): New method.
1381 (Layout::input_section_position_): New private member.
1382 (Layout::input_section_glob_): New private member.
1383 * main.cc (main): Call read_layout_from_file here.
1384 * options.h (--section-ordering-file): New option.
1385 * output.cc (Output_section::input_section_order_specified_): New
1386 member.
1387 (Output_section::Output_section): Initialize new member.
1388 (Output_section::add_input_section): Add new parameter.
1389 Keep input sections when --section-ordering-file is used.
1390 (Output_section::set_final_data_size): Sort input sections when
1391 section ordering file is specified.
1392 (Output_section::Input_section_sort_entry): Add new parameter.
1393 Check sorting type.
1394 (Output_section::Input_section_sort_entry::compare_section_ordering):
1395 New method.
1396 (Output_section::Input_section_sort_compare::operator()): Change to
1397 consider section_order_index.
1398 (Output_section::Input_section_sort_init_fini_compare::operator()):
1399 Change to consider section_order_index.
1400 (Output_section::Input_section_sort_section_order_index_compare
1401 ::operator()): New method.
1402 (Output_section::sort_attached_input_sections): Change to sort
1403 according to section order when specified.
e1df38aa
NC		 1404 (Output_section::add_input_section<32, true>): Add new parameter.
1405 (Output_section::add_input_section<64, true>): Add new parameter.
1406 (Output_section::add_input_section<32, false>): Add new parameter.
1407 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1408 * output.h (Output_section::add_input_section): Add new parameter.
1409 (Output_section::input_section_order_specified): New
1410 method.
1411 (Output_section::set_input_section_order_specified): New method.
1412 (Input_section::Input_section): Initialize section_order_index_.
1413 (Input_section::section_order_index): New method.
1414 (Input_section::set_section_order_index): New method.
1415 (Input_section::section_order_index_): New member.
1416 (Input_section::Input_section_sort_section_order_index_compare): New
1417 struct.
1418 (Output_section::input_section_order_specified_): New member.
1419 * script-sections.cc (is_wildcard_string): Delete and move modified
1420 method to gold.h.
1421 (Output_section_element_input::Output_section_element_input): Modify
1422 call to is_wildcard_string.
1423 (Output_section_element_input::Input_section_pattern
1424 ::Input_section_pattern): Ditto.
1425 (Output_section_element_input::Output_section_element_input): Ditto.
1426 * testsuite/Makefile.am (final_layout): New test case.
1427 * testsuite/Makefile.in: Regenerate.
1428 * testsuite/final_layout.cc: New file.
1429 * testsuite/final_layout.sh: New file.
1430
3537c84b
RÁE		 14312010-06-01 Rafael Espindola <espindola@google.com>
1432
1433 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1434
105b6afd
RÁE		 14352010-06-01 Rafael Espindola <espindola@google.com>
1436
1437 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1438 visibility of symbols.
1439
29e11421
DK		 14402010-05-27 Doug Kwan <dougkwan@google.com>
1441
1442 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1443 from start of output section instead of address for a local symbol
1444 in a merged or relaxed section when doing a relocatable link.
1445
5e0f337e
RÁE		 14462010-05-26 Rafael Espindola <espindola@google.com>
1447
1448 PR 11604
1449 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1450 adding sections the garbage collector removed.
1451 * gold/testsuite/Makefile.am: Add test.
1452 * gold/testsuite/Makefile.in: Regenerate.
1453 * gold/testsuite/plugin_test_7.sh: New.
1454 * gold/testsuite/plugin_test_7_1.c: New.
1455 * gold/testsuite/plugin_test_7_2.c: New.
1456
f4187277
RÁE		 14572010-05-26 Rafael Espindola <espindola@google.com>
1458
1459 * script-sections.cc (Output_section_definition::set_section_addresses):
1460 Check for --section-start.
1461
5c388529
DK		 14622010-05-26 Doug Kwan <dougkwan@google.com>
1463
1464 * arm.cc (Arm_scan_relocatable_relocs): New class.
1465 (Target_arm::relocate_special_relocatable): New method.
1466 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1467 (Arm_relocate_functions::thumb_branch_common): Same.
1468 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1469 instead of Default_scan_relocatable_relocs.
1470 * target-reloc.h (relocate_for_relocatable): Let target handle
1471 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1472 * target.h (Sized_target::relocate_special_relocatable): New method.
1473
bca1c3ae
ILT		 14742010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1475
1476 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1477
0439c796
DK		 14782010-05-23 Doug Kwan <dougkwan@google.com>
1479
1480 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1481 instead of a cast.
1482 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1483 with a direct branch, not a conditional branch, to a stub.
1484 * merge.cc (Output_merge_base::record_input_section): New method
1485 defintion.
1486 (Output_merge_data::do_add_input_section): Record input section if
1487 keeps-input-sections flag is set.
1488 (Output_merge_string::do_add_input_section): Ditto.
1489 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1490 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1491 INPUT_SECTIONS_.
1492 (Output_merge_base::keeps_input_sections,
1493 Output_merge_base::set_keeps_input_sections,
1494 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1495 method definitions.
1496 (Output_merge_base::Input_sections): New type declaration.
1497 (Output_merge_base::input_sections_begin,
1498 Output_merge_base::input_sections_end,
1499 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1500 (Output_merge_base::bool keeps_input_sections_,
1501 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1502 Output_merge_base::input_sections_): New data members.
1503 (Output_merge_data::do_set_keeps_input_sections): New method
1504 defintion.
1505 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1506 * output.cc (Output_section::Input_section::relobj): Move method
1507 defintion from class declaration to here and handle merge sections.
1508 (Output_section::Input_section::shndx): Ditto.
1509 (Output_section::Output_section): Remove initializations of removed
1510 data members and initialize new data member LOOKUP_MAPS_.
1511 (Output_section::add_input_section): Set keeps-input-sections flag
1512 for a newly created merge output section as appropriate. Adjust code
1513 to use Output_section_lookup_maps class.
1514 (Output_section::add_relaxed_input_section): Adjst code for lookup
1515 maps code refactoring.
1516 (Output_section::add_merge_input_section): Add a new parameter
1517 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1518 class. If adding input section to a newly created merge output
1519 section fails, remove the new merge section.
1520 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1521 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1522 (Output_section::find_merge_section): Ditto.
1523 (Output_section::build_lookup_maps): New method defintion.
1524 (Output_section::find_relaxed_input_section): Adjust code to use
1525 Output_section_lookup_maps class.
1526 (Output_section::get_input_sections): Export merge sections. Adjust
1527 code to use Output_section_lookup_maps class.
1528 (Output_section:::add_script_input_section): Adjust code to use
1529 Output_section_lookup_maps class. Update lookup maps for merge
1530 sections also.
1531 (Output_section::discard_states): Use Output_section_lookup_maps.
1532 (Output_section::restore_states): Same.
1533 * output.h (Merge_section_properties): Move class defintion out of
1534 Output_section.
1535 (Output_section_lookup_maps): New class.
1536 (Output_section::Input_section::is_merge_section): New method
1537 defintion.
1538 (Output_section::Input_section::relobj): Move defintion out of class
1539 defintion. Declare method only.
1540 (Output_section::Input_section::shndx): Ditto.
1541 (Output_section::Input_section::output_merge_base): New method defintion.
1542 (Output_section::Input_section::u2_.pomb): New union field.
1543 (Output_section::Merge_section_by_properties_map,
1544 Output_section::Output_section_data_by_input_section_map,
1545 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1546 Remove types.
1547 (Output_section::add_merge_input_section): Add new parameter
1548 KEEPS_INPUT_SECTIONS.
1549 (Output_section::build_lookup_maps): New method declaration.
1550 (Output_section::merge_section_map_,
1551 Output_section::merge_section_by_properties_map_,
1552 Output_section::relaxed_input_section_map_,
1553 Output_section::is_relaxed_input_section_map_valid_): Remove data
1554 members.
1555 (Output_section::lookup_maps_): New data member.
1556
76295588
L		 15572010-05-21 Doug Kwan <dougkwan@google.com>
1558
1559 PR gold/11619
1560 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1561 avoid a compilation error.
1562
d103a984
RÁE		 15632010-05-19 Rafael Espindola <espindola@google.com>
1564
1565 * script-sections.cc (Output_section_definition::allocate_to_segment):
1566 Update the phdrs_list even when the output section is NULL.
1567 * testsuite/Makefile.am: Add test.
1568 * testsuite/Makefile.in: Regenerate.
1569 * testsuite/script_test_9.cc: New.
1570 * testsuite/script_test_9.sh: New.
1571 * testsuite/script_test_9.t: New.
1572
6625d24e
DK		 15732010-05-19 Doug Kwan <dougkwan@google.com>
1574
1575 * arm.cc (Arm_input_section::original_size): New method.
1576 (Arm_input_section::do_addralign): Add a cast.
1577 (Arm_input_section::do_output_offset): Remove static cast.
1578 (Arm_input_section::original_addralign,
1579 Arm_input_section::original_size_): Change type to uint32_t.
1580 (Arm_input_section::init): Add safe casts for section alignment
1581 and size.
1582 (Arm_input_section::set_final_data_size): Do not set address and
1583 offset of stub table.
1584 (Arm_output_section::fix_exidx_coverage): Change use of of
1585 Output_section::Simple_input_section to that of
1586 Output_section::Input_section.
1587 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1588 except for the first pass.
1589 * output.cc (Output_section::get_input_sections): Change type of
1590 input_sections to std::list<Input_section>.
1591 (Output_section::add_script_input_section): Rename from
1592 Output_section::add_simple_input_section. Change type of SIS
1593 parameter from Simple_input_section to Input_section.
1594 * output.h (Output_section::Simple_input_section): Remove class.
1595 (Output_section::Input_section): Change class visibility to public.
1596 (Output_section::Input_section::addralign): Use stored alignments
1597 for special input sections if set.
1598 (Output_section::Input_section::set_addralign): New method.
1599 (Output_section::get_input_sections): Change parameter type from
1600 list of Simple_input_section to list of Input_section.
1601 (Output_section::add_script_input_section): Rename from
1602 Output_section::add_simple_input_section. Change first parameter's
1603 type from Simple_input_section to Input_section and remove the
1604 second and third parameters.
1605 * script-sections.cc (Input_section::Input_section_list): Change
1606 type to list of Output_section::Input_section/
1607 (Input_section_info::Input_section_info): Change parameter type of
1608 INPUT_SECTION to Output_section::Input_section.
1609 (Input_section_info::input_section): Change return type.
1610 (Input_section_info::input_section_): Change type to
1611 Output_section::Input_section.
1612 (Output_section_element_input::set_section_addresses): Adjust code
1613 to use Output_section::Input_section instead of
1614 Output_section::Simple_input_section. Adjust code for renaming
1615 of Output_section::add_simple_input_section.
1616 (Orphan_output_section::set_section_addresses): Ditto.
1617
e1e82ea4
RW		 16182010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1619
1620 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1621 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1622
91e75c8a
RÁE		 16232010-05-18 Rafael Espindola <espindola@google.com>
1624
1625 * options.cc (General_options::finalize): Handle -nostdlib.
1626 * options.h (nostdlib): New option.
1627 * script.cc (script_add_search_dir): Handle -nostdlib.
1628
da59ad79
DK		 16292010-05-12 Doug Kwan <dougkwan@google.com>
1630
1631 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1632 attributes section only if there no attributes section after merging.
1633 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1634 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1635 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1636 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1637 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1638 and arm_attr_merge_7.stdout.
1639 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1640 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1641 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1642 arm_attr_merge_7b.o): New rules.
1643 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1644 arm_attr_merge_7
1645 * testsuite/Makefile.in: Regenerate.
1646 * testsuite/arm_attr_merge.sh: New file.
1647 * testsuite/arm_attr_merge_[67][ab].s: Same.
1648
3e01a7fd
NC		 16492010-05-05 Nick Clifton <nickc@redhat.com>
1650
1651 * po/es.po: Updated Spanish translation.
1652
7ad2014a
L		 16532010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1654
1655 * Makefile.am (install-exec-local): Properly install gold as
1656 default cross linker.
1657 * Makefile.in: Regenerated.
1658
4fda8867
NC		 16592010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1660 Nick Clifton <nickc@redhat.com>
1661
1662 * configure.ac (install_as_default): Define and set to false
1663 unless --enable-gold or --enable-gold=both/gold has been
1664 specified.
1665 * configure: Regenerate.
1666
1667 * Makefile.am (install-exec-local): Install the executable as
1668 'ld.gold'. If install_as_default is true then also install it as
1669 'ld'.
1670 * Makefile.in: Regenerated.
1671
bd288ea2
ILT		 16722010-04-24 Ian Lance Taylor <iant@google.com>
1673
1674 * layout.cc (Layout::layout_reloc): In relocatable link don't
1675 combine reloc sections for grouped sections.
1676
ef38fd8a
ST		 16772010-04-23 Sriraman Tallam <tmsriram@google.com>
1678
1679 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1680 sections that are not ordinary to icf.
1681 * icf.cc (get_section_contents): Handle relocation pointing to section
1682 with no object or shndx information.
1683 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1684 * testsuite/Makefile.in: Regenerate.
1685 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1686 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1687
f6973bdc
ILT		 16882010-04-22 Ian Lance Taylor <iant@google.com>
1689
1690 * expression.cc (Expression::Expression_eval_info): Add
1691 result_alignment_pointer field.
1692 (Expression::eval_with_dot): Add result_alignment_pointer
1693 parameter. Change all callers.
1694 (Expression::eval_maybe_dot): Likewise.
1695 (class Binary_expression): Add alignment_pointer parameter to
1696 left_value and right_value. Change all callers.
1697 (BINARY_EXPRESSION): Set result alignment.
1698 (class Trinary_expression): Add alignment_pointer parameter to
1699 arg2_value and arg3_value. Change all callers.
1700 (Trinary_cond::value): Set result alignment.
1701 (Max_expression::value, Min_expression::value): Likewise.
1702 (Align_expression::value): Likewise.
1703 * script-sections.cc (class Sections_element): Add dot_alignment
1704 parameter to set_section_addresses virtual function. Update
1705 instantiations.
1706 (class Output_section_element): Likewise.
1707 (Script_sections::create_segments): Add dot_alignment parameter.
1708 Change all callers.
1709 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1710 (Script_sections::set_phdrs_clause_addresses): Likewise.
1711 * script-sections.h: Update declarations.
1712 * script.h: Update declarations.
1713 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1714 min_p_align.
1715 * testsuite/script_test_3.t: Set large alignment.
1716 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1717 segment has expected alignment.
1718
9c9c98a5
NC		 17192010-04-22 Nick Clifton <nickc@redhat.com>
1720
1721 * po/gold.pot: Updated by the Translation project.
1722 * po/vi.po: Updated Vietnamese translation.
1723
2253bfba
L		 17242010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1725
1726 * testsuite/Makefile.am (check_PROGRAMS): Add
1727 icf_virtual_function_folding_test.
1728 * testsuite/Makefile.in: Regenerated.
1729
85fdf906
AH		 17302010-04-15 Andrew Haley <aph@redhat.com>
1731
1732 * options.h (merge_exidx_entries): New option.
1733 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1734 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1735 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1736 (Target_arm::merge_exidx_entries): New function.
1737 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1738 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1739 to Arm_exidx_fixup constructor.
1740 Add new arg, merge_exidx_entries.
1741 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1742 Arm_output_section::fix_exidx_coverage.
1743
ce97fa81
ST		 17442010-04-18 Sriraman Tallam <tmsriram@google.com>
1745
1746 * icf.cc (get_section_contents): Check for preemptible functions.
1747 Ignore addend when appropriate.
1748 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1749 section folded.
1750 (add_from_relobj): Check for section folded.
1751 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1752 * symtab.h (should_add_dynsym_entry): Add new parameter.
1753 * target-reloc.h (scan_relocs): Check for section folded.
1754 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1755 Check reloc types for function pointers in shared objects.
1756 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1757 case.
1758 (icf_preemptible_functions_test): New test case.
1759 (icf_string_merge_test): New test case.
1760 * testsuite.Makefile.in: Regenerate.
1761 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1762 bar_glob. Refactor code.
1763 * testsuite/icf_preemptible_functions_test.cc: New file.
1764 * testsuite/icf_preemptible_functions_test.sh: New file.
1765 * testsuite/icf_string_merge_test.cc: New file.
1766 * testsuite/icf_string_merge_test.sh: New file.
1767 * testsuite/icf_virtual_function_folding_test.cc: New file.
1768 * testsuite/icf_virtual_function_folding_test.sh: New file.
1769
04ceb17c
DK		 17702010-04-14 Doug Kwan <dougkwan@google.com>
1771
1772 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1773 for local symbol recounting if we remove a section due to ICF.
1774 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1775 there are no regular objects in input.
1776
153e7da4
DK		 17772010-04-13 Doug Kwan <dougkwan@google.com>
1778
1779 * arm.cc (Arm_input_section::set_final_data_size): Compute
1780 accurate final data size instead of using current data size.
1781
4dbd9faf
DK		 17822010-04-09 Doug Kwan <dougkwan@google.com>
1783
1784 * layout.cc (Layout::choose_output_section): Handle script section
1785 types.
1786 (Layout::make_output_section_for_script): Add section type parameter.
1787 Handle script section types.
1788 * layout.h (Layout::make_output_section_for_script): Add section
1789 type parameter.
1790 * output.cc (Output_section::Output_section): Initialize data member
1791 is_noload_.
1792 (Output_section::do_reset_address_and_file_offset): Do not set address
1793 to 0 if section is a NOLOAD section.
1794 * output.h (Output_section::is_noload): New method.
1795 (Output_section::set_is_noload): Ditto.
1796 (Output_section::is_noload_): New data member.
1797 * script-c.h (Script_section_type): New enum type.
1798 (struct Parser_output_section_header): Add new file section_type.
1799 * script-sections.cc (Sections_element::output_section_name): Add
1800 parameter for returning script section type.
1801 (Output_section_definition::output_section_name): Ditto.
1802 (Output_section_definition::section_type)P; New method.
1803 (Output_section_definiton::script_section_type_name): Ditto.
1804 (Output_section_definition::script_section_type_): New data member.
1805 (Output_section_definition::Output_section_definition): Initialize
1806 data member Output_section_definition::script_section_type_.
1807 (Output_section_definition::create_sections): Pass script section type
1808 to Layout::make_output_section_for_script.
1809 (Output_section_definition::output_section_name): Return script
1810 section type to caller.
1811 (Output_section_definition::set_section_address): Do not advance
1812 dot value and load address if section type is NOLOAD. Set address
1813 of NOLOAD sections regardless of section flags.
1814 (Output_section_definition::print): Print section type if it is
1815 not SCRIPT_SECTION_TYPE_NONE.
1816 (Output_section_definition::section_type): New method.
1817 (Output_section_definition::script_section_type_name): Ditto.
1818 (Script_sections::output_section_name): Add new parameter
1819 PSECTION_TYPE for returning script section type. Pass it to
1820 section elements. Handle discard sections.
1821 (Sort_output_sections::operator()): Handle NOLOAD sections.
1822 * script-sections.h (Script_sections::Section_type): New enum type.
1823 (Script_sections::output_section_name): Add a new parameter for
1824 returning script section type.
1825 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1826 INFO and NOLOAD.
1827 * yyscript.y (union): Add new field SECTION_TYPE.
1828 (COPY, DSECT, INFO, NOLOAD): New tokens.
1829 (opt_address_and_section_type): Change type to output_section_header.
1830 (section_type): New non-terminal
1831 (section_header): Handle section type.
2253bfba 1832 (opt_address_and_section_type): Return section type value.
4dbd9faf 1833
721ea635
L		 18342010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1835
1836 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1837 * testsuite/plugin_common_test_2.c (foo): Likewise.
1838
6bf924b0
DK		 18392010-04-08 Doug Kwan <dougkwan@google.com>
1840
1841 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1842 Output_merge_data.
1843 * output.cc (Output_section::add_merge_input_section): Simplify
1844 code and return status of Output_merge_base::add_input_section.
e1df38aa 1845 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 1846 returns true.
1847
24af6f92
DK		 18482010-04-07 Doug Kwan <dougkwan@google.com>
1849
1850 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1851 if section is marked as containing instructions but has no mapping
1852 symbols.
1853 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1854 correct section index.
1855 (Arm_relobj::find_linked_text_section): Ditto.
1856
00698fc5
CC		 18572010-04-07 Cary Coutant <ccoutant@google.com>
1858
1859 * archive.cc (include_member): Destroy Read_symbols_data object before
1860 releasing file.
1861 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1862 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1863 (Read_symbols_data::~Read_symbols_data) New destructor.
1864 (Section_relocs::Section_relocs) New constructor.
1865 (Section_relocs::~Section_relocs) New destructor.
1866 (Read_relocs_data::Read_relocs_data) New constructor.
1867 (Read_relocs_data::~Read_relocs_data) New destructor.
1868 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1869 pointers to NULL after deleting.
1870
7296d933
DK		 18712010-04-07 Doug Kwan <dougkwan@google.com>
1872
1873 * arm.cc: Replace "endianity" with "endianness" in comments.
1874 (Arm_exidx_cantunwind): Ditto.
1875 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1876 (Arm_relobj::merge_flags_and_attributes): New method.
1877 (Arm_relobj::merge_flags_and_attributes_): New data member.
1878 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1879 (Arm_relobj::scan_sections_for_stubs): Ditto.
1880 (Arm_relobj::do_read_symbols): Check to see if we really want to
1881 merge processor-specific flags and attributes. Exit early if
1882 an object is empty except for section names and the undefined symbol.
1883 (Target_arm::do_finalize_sections): Move check for ELF format to
1884 Arm_relobj::do_read_symbols. Merge processor specific flags and
1885 attributes from a regular object only when we have determined that
1886 it is aapropriate. Do not create an .ARM.attributes section in
1887 output if there is no regular input object.
1888 (Target_arm::merge_processor_specific_flags): Check
1889 --warn-mismatch before printing any error.
1890 (Target_arm::merge_object_attributes): Ditto.
1891 * gold.cc (queue_middle_tasks): Handle the case in which there is
1892 no regular object in input.
1893 * options.cc (General_options::parse_EB): New method.
1894 (General_options::parse_EL): Same.
1895 (General_options::General_options): Initialize endianness_.
1896 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1897 New options.
1898 (General_options::Endianness): New enum.
1899 (General_options::endianness): New method.
1900 (General_options::endianness_): New data member.
1901 * parameters.cc (Parameters::set_options): Check target endianness.
1902 (Parameters::set_target_once): Ditto.
1903 (Parameters::check_target_endianness): New method.
1904 (parameters_force_valid_target): If either -EL or -EB is specified,
1905 use it to define endianness of default target.
1906 * parameters.h (Parameters::check_target_endianness): New method
1907 declaration.
1908 * target.h (class Target): Change "endianity" to "endianness"
1909 in comments.
1910
efc8d4f2
RW		 19112010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1912
1913 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1914 * configure: Regenerate.
1915 * Makefile.in: Regenerate.
1916 * testsuite/Makefile.in: Regenerate.
1917
be234d88
CC		 19182010-04-06 Cary Coutant <ccoutant@google.com>
1919
1920 gcc PR lto/42757
1921 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1922 prevailing definitions of common symbols.
1923 * testsuite/plugin_test_6.sh: New test case.
1924 * testsuite/plugin_common_test_1.c: New test case.
1925 * testsuite/plugin_common_test_2.c: New test case.
1926 * testsuite/Makefile.am (plugin_test_6): New test case.
1927 * testsuite/Makefile.in: Regenerate.
1928
bd32c6bd
NC		 19292010-04-06 Nick Clifton <nickc@redhat.com>
1930
1931 * po/vi.po: New Vietnamese translation.
1932
323c532f
DK		 19332010-03-30 Doug Kwan <dougkwan@google.com>
1934
1935 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1936
4fcd97eb
DK		 19372010-03-25 Doug Kwan <dougkwan@google.com>
1938
1939 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1940 to avoid a conversion warning on a 32-bit host.
1941
4ebf39db
ILT		 19422010-03-24 Ian Lance Taylor <iant@google.com>
1943
1944 * testsuite/script_test_3.t: Add a TLS segment.
1945 * testsuite/Makefile.am (check_PROGRAMS): Add
1946 tls_phdrs_script_test.
1947 (tls_phdrs_script_test_SOURCES): Define.
1948 (tls_phdrs_script_test_DEPENDENCIES): Define.
1949 (tls_phdrs_script_test_LDFLAGS): Define.
1950 (tls_phdrs_script_test_LDADD): Define.
1951 * testsuite/Makefile.in: Rebuild.
1952
4a599bdd
CC		 19532010-03-23 Cary Coutant <ccoutant@google.com>
1954
1955 * fileread.cc (find_or_make_view): Fix comment.
1956
6c93b22c
ILT		 19572010-03-23 Ian Lance Taylor <iant@google.com>
1958
1959 * script-sections.cc (class Orphan_section_placement): Define
1960 PLACE_TLS and PLACE_TLS_BSS.
1961 (Orphan_section_placement::Orphan_section_placement): Initialize
1962 new places.
1963 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1964 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1965 (tls_script_test_SOURCES): Define.
1966 (tls_script_test_DEPENDENCIES): Define.
1967 (tls_script_test_LDFLAGS): Define.
1968 (tls_script_test_LDADD): Define.
1969 * testsuite/Makefile.in: Rebuild.
1970
a2c7281b
DK		 19712010-03-22 Doug Kwan <dougkwan@google.com>
1972
1973 * arm.cc (Arm_relocate_functions::abs8,
1974 Arm_relocate_functions::abs16): Use correct check for overflow
1975 specified in the ARM ELF specs.
1976 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1977 target of a BLX instruction specially.
1978 (Reloc_stub::stub_type_for_reloc): Ditto.
1979 (Relocate::relocate): Use symbolic names instead of numeric relocation
1980 codes to report error.
1981 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1982 workaround.
1983 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1984 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1985 thumb2_blx_out_of_range.stdout
1986 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1987 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1988 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1989 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1990 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1991 thumb2_blx_in_range, thumb2_blx_in_range.o,
1992 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1993 thumb2_blx_out_of_range.o): New rules.
1994 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1995 thumb2_blx_in_range and thumb2_blx_out_of_range.
1996 * testsuite/Makefile.in: Regenerate.
1997 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1998 * testsuite/thumb_blx_in_range.s: New file.
1999 * testsuite/thumb_blx_out_of_range.s: New file.
2000
b0193076
RÁE		 20012010-03-22 Rafael Espindola <espindola@google.com>
2002
2003 * archive.cc (Should_include): Move to archive.h.
2004 (should_include_member): Make it a member of Archive.
2005 (Lib_group): New.
2006 (Add_lib_group_symbols): New.
2007 * archive.h: Include options.h.
2008 (Archive_member): Moved from Archive.
2009 (Should_include): Moved from archive.cc.
2010 (Lib_group): New.
2011 (Add_lib_group_symbols): New.
2012 * dynobj.cc (do_should_include_member): New.
2013 * dynobj.h (do_should_include_member): New.
2014 * gold.cc (queue_initial_tasks): Update call to queue.
2015 * main.cc (main): Print lib group stats.
2016 * object.cc (do_should_include_member): New.
2017 * object.h: Include archive.h.
2018 (Object::should_include_member): New.
2019 (Object::do_should_include_member): New.
2020 (Sized_relobj::do_should_include_member): New.
2021 * options.cc (General_options::parse_start_lib): New.
2022 (General_options::parse_end_lib): New.
2023 (Input_arguments::add_file): Handle lib groups.
2024 (Input_arguments::start_group): Check we are not in a lib.
2025 (Input_arguments::start_lib): New.
2026 (Input_arguments::end_lib): New.
2027 * options.h (General_options): Add start_lib and end_lib.
2028 (Input_argument::lib_): New.
2029 (Input_argument::lib): New.
2030 (Input_argument::is_lib): New.
2031 (Input_file_lib): New.
2032 (Input_arguments::in_lib_): New.
2033 (Input_arguments::in_lib): New.
2034 (Input_arguments::start_lib): New.
2035 (Input_arguments::end_lib_): New.
2036 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2037 in unused members as preempted.
2038 (Sized_pluginobj::do_should_include_member): New.
2039 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2040 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2041 return the blocker.
2042 (Read_symbols::do_whole_lib_group): New.
2043 (Read_symbols::do_lib_group): New.
2044 (Read_symbols::do_read_symbols): Handle lib groups.
2045 (Read_symbols::get_name): Handle lib groups.
2046 * readsyms.h (Read_symbols): Add an archive member pointer.
2047 (Read_symbols::do_whole_lib_group): New.
2048 (Read_symbols::do_lib_group): New.
2049 (Read_symbols::member_): New.
2050 * script.cc (read_input_script): Update call to queue_soon.
2051
d099120c
DK		 20522010-03-19 Doug Kwan <dougkwan@google.com>
2053
2054 * arm.cc (Stub_table::Stub_table): Initialize new data members
2055 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2056 (Stub_table::add_reloc_stub): Assign stub offset and update
2057 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2058 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2059 New data members.
2060 (Stub_table::update_data_size_and_addralign): Use
2061 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2062 instead of going over all reloc stubs.
2063 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2064 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2065 Stringpool_template::offset_ to size of Stringpool_char.
2066 (Stringpool_template::new_key_offset): Remove code to initialize
2067 Stringpool_template::offset_.
2068 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2069 Stringpool_template::offset_ to zero.
2070
1aa37384
DK		 20712010-03-15 Doug Kwan <dougkwan@google.com>
2072
2073 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2074 offset_.
2075 (Stringpool_template::new_key_offset): New method.
2076 (Stringpool_template::add_string): Assign offsets when adding new
2077 strings.
2078 (Stringpool_template::set_string_offsets): Do not set string offsets
2079 when not optimizing.
2080 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2081 member size_.
2082 (Chunked_vector::clear): Clear size_.
2083 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2084 (Chunked_vector::size): Return size_.
2085 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2086 (Chunked_vector::size_): New data member.
1aa37384
DK		 2087 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2088 (Stringpool_template::new_key_offset): New method declaration.
2089 (Stringpool_template::offset_): New data member.
2090
b672b057
RÁE		 20912010-03-15 Rafael Espindola <espindola@google.com>
2092
2093 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2094 Add_symbols' constructor.
2095 * readsyms.h (Add_symbols): Remove the input_group member.
2096
b6848d3c
ILT		 20972010-03-10 Ian Lance Taylor <iant@google.com>
2098
2099 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2100 target to ask whether a reference to a symbol requires a stack
2101 split.
2102 * target.h (Target::is_call_to_non_split): New function.
2103 (Target::do_is_call_to_non_split): Declare virtual function.
2104 * target.cc: Include "symtab.h".
2105 (Target::do_is_call_to_non_split): New function.
2106 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2107
a2a5469e
CC		 21082010-03-10 Cary Coutant <ccoutant@google.com>
2109
2110 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2111 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2112 (File_read::open[2]): Add whole_file_view_ to list of views.
2113 (File_read::make_view): Remove test of whole_file_view_.
2114 (File_read::find_or_make_view): Create whole_file_view_ if
2115 necessary.
2116 (File_read::clear_views): Replace bool parameter with enum;
2117 adjust all callers. Don't delete views with permanent data;
2118 do delete cached views and views from archives if
2119 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2120 if clearing the corresponding view.
2121 * fileread.h (File_read::Clear_views_mode): New enum.
2122 (File_read::View::is_permanent_view): New method.
2123 (File_read::clear_views): Replace bool parameter
2124 with enum; adjust all callers.
2125 * options.h (General_options): Change keep_files_mapped option;
2126 add map_whole_files.
2127 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2128 releasing the file.
2129 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2130 the file.
2131
8861f32b
DM		 21322010-03-10 David S. Miller <davem@davemloft.net>
2133
2134 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2135
d62d0f5f
ST		 21362010-03-09 Sriraman Tallam <tmsriram@google.com>
2137
2138 * icf.cc (get_section_contents): Add '@' marker after processing the
2139 merge reloc.
2140
9177756d
DK		 21412010-03-08 Doug Kwan <dougkwan@google.com>
2142
2143 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2144 due to a conversion warning.
2145 (Arm_relobj::update_output_local_symbol_count): Check for local
2146 symbol with unset output index.
2147
9e9e071b
ILT		 21482010-03-05 Ian Lance Taylor <iant@google.com>
2149
2150 * options.h (class General_options): Add --spare-dynamic-tags.
2151 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2152 --spare-dynamic-tags.
2153
a81ee015
ILT		 21542010-03-05 Ian Lance Taylor <iant@google.com>
2155
2156 * incremental.cc: Include "libiberty.h".
2157
44ec90b9
RO		 21582010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2159
2160 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2161 function, is_info_ member.
2162 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2163 (Versions::Versions): Update caller.
2164 (Versions::define_base_version): Likewise.
2165 (Versions::add_def): Likewise.
2166
0897ed3b
ST		 21672010-03-03 Sriraman Tallam <tmsriram@google.com>
2168
2169 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2170 (Scan::possible_function_pointer_reloc): New function.
2171 (Scan::local_reloc_may_be_function_pointer): Change to call
2172 possible_function_pointer_reloc.
2173 (Scan::global_reloc_may_be_function_pointer): Ditto.
2174 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2175 relocations in ".data.rel.ro._ZTV" section.
2176 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2177 * testsuite/icf_safe_so_test.cc: Ditto.
2178 * testsuite/icf_safe_test.cc: Ditto.
2179 * testsuite/icf_safe_test.sh: Ditto.
2180
d3bbad62
ILT		 21812010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2182 Ian Lance Taylor <iant@google.com>
2183
2184 * target-reloc.h (relocate_section): Check the symbol table index
2185 for -1U before setting the local symbol index.
2186 (scan_relocatable_relocs): If copying the relocation, record that
2187 the local symbol is required.
2188 * object.h (Symbol_value::is_output_symtab_index_set): New
2189 function.
2190 (Symbol_value::may_be_discarded_from_output_symtab): New
2191 function.
2192 (Symbol_value::has_output_symtab_entry): New function.
2193 (Symbol_value::needs_output_symtab_entry): Remove.
2194 (Symbol_value::output_symtab_index): Make sure the symbol index is
2195 set.
2196 (Symbol_value::set_output_symtab_index): Make sure the symbol
2197 index is not set. Make sure the new index is valid.
2198 (Symbol_value::set_must_have_output_symtab_entry): New function.
2199 (Symbol_value::has_output_dynsym_entry): New function.
2200 (Symbol_value::set_output_dynsym_index): Make sure the new index
2201 is valid.
2202 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2203 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2204 local symbol if permitted.
2205 (Sized_relobj::do_finalize_local_symbols): Call
2206 is_output_symtab_index_set rather than needs_output_symtab_entry.
2207 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2208 rather than needs_output_symtab_entry. Call
2209 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2210 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2211 is_output_symtab_index_set rather than needs_output_symtab_entry.
2212 * testsuite/discard_locals_relocatable_test.c: New file.
2213 * testsuite/discard_locals_test.sh: Test -r.
2214 * testsuite/Makefile.am (check_DATA): Add
2215 discard_locals_relocatable_test1.syms,
2216 discard_local_relocatable_test2.syms.
2217 (MOSTLYCLEANFILES): Likewise. Also add
2218 discard_locals_relocatable_test1.lout and
2219 discard_locals_relocatable_test2.out.
2220 (discard_locals_relocatable_test1.syms): New target.
2221 (discard_locals_relocatable_test.o): New target.
2222 (discard_locals_relocatable_test1.out): New target.
2223 (discard_locals_relocatable_test2.syms): New target.
2224 (discard_locals_relocatable_test2.out): New target.
2225 (various): Add missing ../ld-new dependencies.
2226 * testsuite/Makefile.in: Rebuild.
2227
7e8ccf26
NC		 22282010-03-03 Nick Clifton <nickc@redhat.com>
2229
2230 * po/fi.po: New Finnish translation.
2231
2a0ff005
DK		 22322010-03-01 Doug Kwan <dougkwan@google.com>
2233
2234 * layout.cc (Layout::Layout): Force section types of .init_array*,
2235 .preinit_array* and .fini_array* sections.
2236 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2237 Fix check of return value of std::string::find.().
2238 (Output_section::Input_section_sort_compare::operator()): Remove
2239 comment about .init_array.
2240 (Output_section::Input_section_sort_init_fini_compare::operator()):
2241 New method.
2242 (Output_section::sort_attached_input_sections): Handle .init_array
2243 and .fini_array specially.
2244 * output.h (Output_section::Inut_section_sort_compare): Update
2245 comment.
2246 (Output_section::Input_section_sort_init_fini_compare): New struct.
2247
c3e4ae29
DK		 22482010-02-26 Doug Kwan <dougkwan@google.com>
2249
2250 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2251 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2252 * testsuite/debug_msg.sh: Avoid matching source line number for
2253 use of global variable undef_int.
2254
2fd9ae7a
DK		 22552010-02-26 Doug Kwan <dougkwan@google.com>
2256
2257 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2258 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2259 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2260 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2261 * options.cc (General_options::General_options): Initialize member
2262 fix_v4bx_.
2263 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2264 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2265 and rm_no_fix_v4bx.stdout
2266 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2267 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2268 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2269 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2270 and arm_no_fix_v4bx.
2271 * Makefile.in: Regenerate.
2272 * testsuite/arm_fix_v4bx.s: New file.
2273 * testsuite/arm_fix_v4bx.sh: Ditto.
2274
67ec7d0b
DK		 22752010-02-24 Doug Kwan <dougkwan@google.com>
2276
2277 * arm.cc (Target_arm::got_section): Make the .got section the first
2278 non RELRO section in the data segment.
2279 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2280 suffixes of section names.
2281
10165461
DK		 22822010-02-24 Doug Kwan <dougkwan@google.com>
2283
2284 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2285 flags and attributes merging if an input file is a binary file.
2286 * fileread.cc (Input_file::open): Record format of original file.
2287 * fileread.h (Input_file::Format): New enum type.
2288 (Input_file::Input_file): Initialize data member format_.
2289 (Input_file::format): New method definition.
2290 (Input_file::format_):: New data member.
2291
4a54abbb
DK		 22922010-02-24 Doug Kwan <dougkwan@google.com>
2293
2294 * arm.cc (Arm_output_data_got): New class.
2295 (ARM_TCB_SIZE): New constant
2296 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2297 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2298 If user uses a script with a SECTIONS clause, issue only a warning
2299 for a misplaced EXIDX input section. Otherwise, issue an error.
2300 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2301 garbage collection.
2302 (Target_arm::got_mode_index_entry): Handle static linking.
2303 (Target_arm::Scan::local): Ditto.
2304 (Target_arm::Scan::global): Ditto.
2305 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2306 all incorrectly implemented relocations.
e1df38aa 2307 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2308 Arm_output_section::fix_exidx_coverage.
2309 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2310 from ".ARM.exidx." and ".ARM.extab.".
2311
ca419a6f
ILT		 23122010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2313
2314 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2315 section if it does not already exist.
2316 * attributes.cc (Attributes_section_data::Attributes_section_data):
2317 Don't crash if size is zero.
2318
135b9c78
ILT		 23192010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2320 Ian Lance Taylor <iant@google.com>
2321
2322 * gold.cc (queue_middle_tasks): If no input files were opened,
2323 exit.
2324 * workqueue.h (Task_function::Task_function): Assert that there is
2325 a blocker.
2326
bb0bfe4f
DK		 23272010-02-22 Doug Kwan <dougkwan@google.com>
2328
2329 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2330 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2331 types to avoid warnings due to different uint64_t implementations
2332 on different hosts.
2333
2a2b6d42
DK		 23342010-02-21 Doug Kwan <dougkwan@google.com>
2335
2336 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2337 handling of the maximum backward branch offset.
2338 (Arm_relocate_functions::thumb_branch_common): Ditto.
2339 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2340 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2341 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2342 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2343 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2344 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2345 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2346 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2347 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2348 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2349 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2350 thumb2_bl_out_of_range.o): New rules.
2351 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2352 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2353 thumb2_bl_out_of_range
2354 * testsuite/Makefile.in: Regenerate.
2355 * testsuite/arm_bl_in_range.s: New file.
2356 * testsuite/arm_bl_out_of_range.s: Ditto.
2357 * testsuite/arm_branch_in_range.sh: Ditto.
2358 * testsuite/arm_branch_range.t: Ditto.
2359 * testsuite/thumb2_branch_range.t: Ditto.
2360 * testsuite/thumb_bl_in_range.s: Ditto.
2361 * testsuite/thumb_bl_out_of_range.s: Ditto.
2362 * testsuite/thumb_branch_range.t: Ditto.
2363
b487ad64
ST		 23642010-02-20 Sriraman Tallam <tmsriram@google.com>
2365
2366 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2367 Add reloc offset information.
2368 * icf.cc (get_section_contents): Change iterators to point to the new
2369 vectors. Add reloc offset information to the contents.
2370 * icf.h (Icf::Sections_reachable_info): New typedef.
2371 (Icf::Sections_reachable_list): New typedef.
2372 (Icf::Offset_info): New typedef.
2373 (Icf::Reloc_info): New struct typedef.
2374 (Icf::Reloc_info_list): New typedef.
2375 (Icf::symbol_reloc_list): Delete method.
2376 (Icf::addend_reloc_list): Delete method.
2377 (Icf::section_reloc_list): Delete method.
2378 (Icf::reloc_info_list): New method.
2379 (Icf::reloc_info_list_): New member.
2380
f96accdf
DK		 23812010-02-19 Doug Kwan <dougkwan@google.com>
2382
2383 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2384 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2385 * arm.cc (Arm_relocation_functions): New forward declaration.
2386 (Target_arm::Target_arm): Initialize new data members
2387 got_mod_index_offset_ and tls_base_symbol_defined_.
2388 (Target_arm::Relocate::relocate_tls): New method.
2389 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2390 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2391 New methods.
2392 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2393 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2394 (Target_arm::got_mod_index_offset_,
2395 Target_arm::tls_base_symbol_defined_): New data members.
2396 (Target_arm::Scan::local, Target::Scan::global,
2397 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2398 relocations.
2399
c8761b9a
DK		 24002010-02-18 Doug Kwan <dougkwan@google.com>
2401
2402 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2403 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2404 text section as a parameter becuase some broken tools may not set
2405 the link in section header.
2406 (Target_arm::has_got_section): New method.
2407 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2408 without any mapping symbol as data only. Remove warning.
2409 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2410 link in its section header, try to discover the link by inspecting the
2411 REL31 relocation at the beginning of the section.
2412 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2413 in error message.
2414 (Target_arm::Scan::global): Treat any reference to the symbol
2415 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2416
21bb3914
ST		 24172010-02-12 Sriraman Tallam <tmsriram@google.com>
2418
2419 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2420 (Scan::global_reloc_may_be_function_pointer): New function.
2421 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2422 (Scan::global_reloc_may_be_function_pointer): New function.
2423 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2424 (Scan::global_reloc_may_be_function_pointer): New function.
2425 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2426 (Scan::global_reloc_may_be_function_pointer): New function.
2427 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2428 (Scan::global_reloc_may_be_function_pointer): New function.
2429 (Scan::possible_function_pointer_reloc): New function.
2430 (Target_x86_64::can_check_for_function_pointers): New function.
2431 * gc.h (gc_process_relocs): Scan relocation types to determine if
2432 function pointers were taken for targets that support it.
2433 * icf.cc (Icf::find_identical_sections): Include functions for
2434 folding in safe ICF whose pointer is not taken.
2435 * icf.h (Secn_fptr_taken_set): New typedef.
2436 (fptr_section_id_): New member.
2437 (section_has_function_pointers): New function.
2438 (set_section_has_function_pointers): New function.
2439 (check_section_for_function_pointers): New function.
2440 * options.h: Fix comment for safe ICF option.
2441 * target.h (can_check_for_function_pointers): New function.
2442 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2443 Modify icf_safe_test for X86-64.
2444 * testsuite/Makefile.in: Regenerate.
2445 * testsuite/icf_safe_so_test.cc: New file.
2446 * testsuite/icf_safe_so_test.sh: New file.
2447 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2448 (main): Change to take pointer to function kept_func_3.
2449 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2450 folding is done correctly for X86-64.
2451
0da6fa6c
DM		 24522010-02-12 David S. Miller <davem@davemloft.net>
2453
2454 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2455 is_symbolless parameter.
2456 (Output_reloc<SHT_REL>::is_symbolless): New.
2457 (Output_reloc<SHT_REL>::is_symbolless_): New.
2458 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2459 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2460 (Output_reloc<SHT_RELA>::is_symbolless): New.
2461 (Output_data_reloc::add_global): Handle is_symbolless.
2462 (Output_data_reloc::add_global_relative): Likewise.
2463 (Output_data_reloc::add_local): Likewise.
2464 (Output_data_reloc::add_local_relative): Likewise.
2465 (Output_data_reloc::add_symbolless_global_addend): New.
2466 (Output_data_reloc::add_symbolless_local_addend): New.
2467 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2468 is_symbolless.
2469 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2470 instead of ->is_relative_
2471 (Output_reloc::write): Likewise.
2472 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2473 (Output_reloc::write_rel): Simplify.
2474
2475 * sparc.cc (Target_sparc::Scan::local): Use
2476 ->add_symbolless_local_addend as needed.
2477 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2478 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2479 based upon relocation offset.
2480
e4782e83
DK		 24812010-02-11 Doug Kwan <dougkwan@google.com>
2482
2483 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2484 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2485 beginning of function.
2486 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2487 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2488 parameter is_32bit in calls to should_apply_static_reloc.
2489 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2490 (check_DATA): Add arm_abs_global.stdout.
2491 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2492 arm_abs_global.stdout): New rules.
2493 (MOSTLLYCLEANFILES): Add arm_abs_global
2494 * Makefile.in: Regenerate.
2495 * testsuite/arm_abs_global.s: New file.
2496 * testsuite/arm_abs_global.sh: Ditto.
2497 * testsuite/arm_abs_lib.s: Ditto.
2498
93ceb764
ILT		 24992010-02-11 Ian Lance Taylor <iant@google.com>
2500
2501 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2502 Read_relocs task.
2503 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2504 Allocate_commons_task first.
2505 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2506 task, rather than symtab_lock_.
2507 (Gc_process_relocs::~Gc_process_relocs): New function.
2508 (Gc_process_relocs::is_runnable): Check this_blocker_.
2509 (Gc_process_relocs::locks): Use next_blocker_ rather than
2510 blocker_.
2511 (Scan_relocs::~Scan_relocs): New function.
2512 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2513 symtab_lock_.
2514 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2515 next_blocker_.
2516 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2517 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2518 constructor accordingly.
2519 (class Gc_process_relocs): Likewise.
2520 (class Scan_relocs): Likewise.
2521 * common.h (class Allocate_commons_task): Remove symtab_lock_
2522 field, and corresponding constructor parameter.
2523 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2524 symtab_lock_.
2525 (Allocate_commons_task::locks): Likewise.
2526
114dfbe1
ILT		 25272010-02-11 Ian Lance Taylor <iant@google.com>
2528
2529 * gold-threads.h (class Once): Define.
2530 (class Initialize_lock): Rewrite as child of Once.
2531 * gold-threads.cc (class Once_initialize): Define.
2532 (once_pointer_control): New static variable.
2533 (once_pointer, once_arg): New static variables.
2534 (c_run_once): New static function.
2535 (Once::Once, Once::run_once, Once::internal_run): New functions.
2536 (class Initialize_lock_once): Remove.
2537 (initialize_lock_control): Remove.
2538 (initialize_lock_pointer): Remove.
2539 (initialize_lock_once): Remove.
2540 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2541 (Initialize_lock::initialize): Rewrite.
2542 (Initialize_lock::do_run_once): New function.
2543 * archive.cc (Archive::interpret_header): Only clear name if it is
2544 not already empty.
2545 * fileread.cc: Include "gold-threads.h"
2546 (file_counts_lock): New static variable.
2547 (file_counts_initialize_lock): Likewise.
2548 (File_read::release): Only increment counts when using --stats.
2549 Use a lock around the increment.
2550 * parameters.cc (class Set_parameters_target_once): Define.
2551 (set_parameters_target_once): New static variable.
2552 (Parameters::Parameters): Move here from parameters.h.
2553 (Parameters::set_target): Rewrite.
2554 (Parameters::set_target_once): New function.
2555 (Parameters::clear_target): Move here and rewrite.
2556 * parameters.h (class Parameters): Update declarations. Add
2557 set_parameters_target_once_ field.
2558 (Parameters::Parameters): Move to parameters.cc.
2559 (Parameters::clear_target): Likewise.
2560 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2561 task.
2562 (Start_group::~Start_group): New function.
2563 (Start_group::is_runnable): New function.
2564 (Start_group::locks, Start_group::run): New functions.
2565 (Finish_group::run): Change saw_undefined to size_t.
2566 * readsyms.h (class Start_group): Define.
2567 (class Finish_group): Change saw_undefined_ field to size_t.
2568 (Finish_group::Finish_group): Remove saw_undefined and
2569 this_blocker parameters. Change all callers.
2570 (Finish_group::set_saw_undefined): New function.
2571 (Finish_group::set_blocker): New function.
2572 * symtab.h (class Symbol_table): Change saw_undefined to return
2573 size_t. Change saw_undefined_ field to size_t.
2574 * target-select.cc (Set_target_once::do_run_once): New function.
2575 (Target_selector::Target_selector): Initialize set_target_once_
2576 field. Don't initialize lock_ and initialize_lock_ fields.
2577 (Target_selector::instantiate_target): Rewrite.
2578 (Target_selector::set_target): New function.
2579 * target-select.h (class Set_target_once): Define.
2580 (class Target_selector): Update declarations. Make
2581 Set_target_once a friend. Remove lock_ and initialize_lock_
2582 fields. Add set_target_once_ field.
2583
fa17a3f4
ILT		 25842010-02-10 Ian Lance Taylor <iant@google.com>
2585
2586 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2587 queueing any tasks.
2588 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2589 (queue_middle_tasks): Add all blockers before queueing any tasks.
2590 (queue_final_tasks): Likewise.
2591 * token.h (Task_token::add_blockers): New function.
2592 * object.h (Input_objects::number_of_relobjs): New function.
2593
c7177d31
ILT		 25942010-02-10 Ian Lance Taylor <iant@google.com>
2595
5de0e392
ILT		 2596 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2597 shared, not if not position independent.
2598 * x86_64.cc (Relocate::relocate_tls): Likewise.
2599 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2600 (tls_pie_pic_test): New target.
2601 * testsuite/Makefile.in: Rebuild.
2602
c7177d31
ILT		 2603 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2604 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2605 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2606 * testsuite/Makefile.in: Rebuild.
2607
684b268a
DM		 26082010-02-09 David S. Miller <davem@davemloft.net>
2609
2610 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2611 R_SPARC_RELATIVE using ->add_local_relative().
2612 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2613
612a8d3d
DM		 2614 * output.h (Output_data_dynamic::add_section_size): New method
2615 that takes two Output_data objects.
2616 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2617 entry param. Handle it in initializers.
2618 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2619 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2620 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2621 arg.
2622 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2623 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2624 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2625 for dynrel_includes_plt.
2626 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2627 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2628 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2629 before .rela.plt
2630 (Target_sparc::do_finalize_sections): Update to pass true for
2631 dynrel_includes_plt.
2632 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2633 output before .rela.plt
2634 (Target_powerpc::do_finalize_sections): Update to pass true for
2635 dynrel_includes_plt when 32-bit.
2636
cb1be87e
DK		 26372010-02-08 Doug Kwan <dougkwan@google.com>
2638
2639 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2640 method.
2641 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2642 Arm_relobj::scan_section_for_cortex_a8_stubs,
2643 Arm_relobj::do_relocation_section): Instead of calling
2644 Output_section::output_address, use faster
2645 Arm_relobj::simple_input_section_output_address.
2646
705b5121
DM		 26472010-02-08 David S. Miller <davem@davemloft.net>
2648
2649 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2650 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2651 relocation helper function.
2652
024c4466
DM		 2653 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2654 just like R_SPARC_GOT{10,13,22}.
2655 (Target_sparc::Scan::local): Likewise.
2656 (Target_sparc::Relocate:relocate): Likewise.
2657
9109c078
ILT		 26582010-02-06 Ian Lance Taylor <iant@google.com>
2659
2660 * configure.ac: Rewrite targetobjs duplicate removal code to use
2661 only shell constructs.
2662 * configure: Rebuild.
2663
cf846138
DK		 26642010-02-05 Doug Kwan <dougkwan@google.com>
2665
2666 PR 11247
2667 * arm.cc (Arm_relobj::section_is_scannable): New method.
2668 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2669 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2670
6cfaf60b
DK		 26712010-02-04 Doug Kwan <dougkwan@google.com>
2672
2673 PR 11247
2674 * arm-reloc-property.cc (cstdio): Include.
2675 * configure.ac (targetobjs): Remove duplicates.
2676 * configure: Regenerate.
2677 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2678 big and little endian version for a given address size.
2679
5c57f1be
DK		 26802010-02-03 Doug Kwan <dougkwan@google.com>
2681
2682 * arm-reloc-property.cc
2683 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2684 definition.
2685 * arm-reloc-property.h
2686 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2687 New method definition.
2688 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2689 declaration.
2690 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2691 overflow to N.
2692 (GOT_PREL): Change implemented to Y.
2693 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2694 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2695 (Arm_relocate_functions::movw_abs_nc): Remove method.
2696 (Arm_relocate_functions::movt_abs): Ditto.
2697 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2698 (Arm_relocate_functions::thm_movt_abs): Ditto.
2699 (Arm_relocate_functions::movw_rel_nc): Ditto.
2700 (Arm_relocate_functions::movw_rel): Ditto.
2701 (Arm_relocate_functions::movt_rel): Ditto.
2702 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2703 (Arm_relocate_functions:thm_movw_rel): Ditto.
2704 (Arm_relocate_functions:thm_movt_rel): Ditto.
2705 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2706 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2707 New method definitions.
2708 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2709 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2710 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2711 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2712 (Target_arm::Relocate::relocate): Check for non-static or
2713 unimplemented relocation code and exit early. Change calls to
2714 Target_arm::reloc_uses_thumb_bit and
2715 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2716 instead. Refactor code to handle similar relocations to increase
2717 code sharing. Remove check for unsupported relocation code in switch
2718 statement.
2719 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2720 relocation property table to find out size. Change error message to
2721 print out the name of a relocation code instead of the numeric value.
2722 (Target_arm::scan_reloc_for_stub): Use relocation property table
2723 instead of calling Target_arm::reloc_uses_thumb_bit().
2724
218c5831
DK		 27252010-02-02 Doug Kwan <dougkwan@google.com>
2726
2727 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2728 types of relaxed input section.
2729
0d31c79d
DK		 27302010-02-02 Doug Kwan <dougkwan@google.com>
2731
2732 * Makefile.am (HFILES): Add arm-reloc-property.h.
2733 (DEFFILES): New.
2734 (TARGETSOURCES): Add arm-reloc-property.cc
2735 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2736 (libgold_a_SOURCES): $(DEFFILES)
2737 * Makefile.in: Regenerate.
2738 * arm-reloc-property.cc: New file.
2739 * arm-reloc-property.h: New file.
2740 * arm-reloc.def: New file.
2741 * arm.cc: Update comments.
2742 (arm-reloc-property.h): New included header.
2743 (arm_reloc_property_table): New global variable.
2744 (Target_arm::do_select_as_default_target): New method definition.
2745 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2746 arm-reloc-property to targ_extra_obj.
2747 * parameters.cc (set_parameters_target): Call
2748 Target::select_as_default_target().
2749 * target.h (Target::select_as_default_target): New method definition.
2750 (Target::do_select_as_default_target): Same.
2751
546c7457
DK		 27522010-02-01 Doug Kwan <dougkwan@google.com>
2753
2754 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2755 first_output_text_section_.
2756 (Arm_exidx_fixup::first_output_text_section): New method definition.
2757 (Arm_exidx_fixup::first_output_text_section_): New data member.
2758 (Arm_exidx_fixup::process_exidx_section): Record the first text
2759 output section seen.
2760 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2761 and entsize in output section header.
2762
11b861d5
DK		 27632010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2764
2765 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2766 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2767 (Arm_relocate_functions::thm_alu11): New Method.
2768 (Arm_relocate_functions::thm_pc8): New Method.
2769 (Arm_relocate_functions::thm_pc12): New Method.
2770 (Target_arm::Scan::local): Handle the relocations.
2771 (Target_arm::Scan::global): Likewise.
2772 (Target_arm::Relocate::relocate): Likewise.
2773 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2774
c9a2c125
DK		 27752010-01-29 Doug Kwan <dougkwan@google.com>
2776
2777 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2778 of relocation types as ld.
2779
1521477a
DK		 27802010-01-29 Doug Kwan <dougkwan@google.com>
2781
2782 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2783 to public.
2784 (Arm_relocate_functions::thumb_branch_common): Ditto.
2785 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2786 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2787 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2788 Arm_relocate_functions::jump24): Remove.
2789 (Target_arm::Relocate::relocate): Adjust code to call
2790 Arm_relocation_functions::arm_branch_common and
2791 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 2792 wrappers. Merge switch-cases together to reduce source code size.
1521477a 2793
e7eca48c
DK		 27942010-01-29 Doug Kwan <dougkwan@google.com>
2795
2796 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2797 output_local_symbol_count_needs_update_.
2798 (Arm_relobj::output_local_symbol_count_needs_update,
2799 Arm_relobj::set_output_local_symbol_count_needs_update,
2800 Arm_relobj::update_output_local_symbol_count): New methods.
2801 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2802 member.
2803 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2804 of pointed function as in a R_ARM_PREL31 relocation.
2805 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2806 for output local symbol count updating.
2807 (Target_arm::do_relax): Update output local symbol counts in objects
2808 if necessary.
2809 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2810
02961d7e
ILT		 28112010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2812
2813 * arm.cc: Added support for the ARM relocations:
2814 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2815 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2816 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2817 movw_prel_nc).
2818 (Arm_relocate_functions::movw_rel): New method.
2819 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2820 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2821 thm_movw_prel_nc).
2822 (Arm_relocate_functions::thm_movw_rel): New method.
2823 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2824 thm_movt_prel).
2825 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2826 relocations.
2827 (Target_arm::Scan::global): Likewise.
2828 (Target_arm::Relocate::relocate): Likewise.
2829 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2830 Likewise.
2831
b10d2873
ILT		 28322010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2833
2834 * arm.cc: Added support for ARM group relocations.
2835 (Target_arm::reloc_needs_sym_origin): New method.
2836 (Arm_relocate_functions::calc_grp_kn): New method.
2837 (Arm_relocate_functions::calc_grp_residual): New method.
2838 (Arm_relocate_functions::calc_grp_gn): New method.
2839 (Arm_relocate_functions::arm_grp_alu): New Method.
2840 (Arm_relocate_functions::arm_grp_ldr): New Method.
2841 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2842 (Arm_relocate_functions::arm_grp_ldc): New Method.
2843 (Target_arm::Scan::local): Handle the ARM group relocations.
2844 (Target_arm::Scan::global): Likewise.
2845 (Target_arm::Relocate::relocate): Likewise.
2846 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2847 Likewise.
2848
2b328d4e
DK		 28492010-01-26 Doug Kwan <dougkwan@google.com>
2850
2851 * arm.cc (set): Include.
2852 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2853 pointer type.
2854 (Arm_output_section::Text_section_list): New type.
2855 (Arm_output_section::append_text_sections_to_list): New method.
2856 (Arm_output_section::fix_exidx_coverage): Ditto.
2857 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2858 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2859 Relobj::set_section_offset() instead of
2860 Sized_relobj::invalidate_section_offset().
2861 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2862 parameter for section headers. Ignore relocation sections for
2863 unallocated sections and EXIDX sections.
2864 (Target_arm::fix_exidx_coverage): New method.
2865 (Target_arm::output_section_address_less_than): New type.
2866 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2867 linked text section instead of the EXIDX section.
2868 (Arm_output_section::create_stub_group): Add an assertion to check
2869 that this is not an EXIDX output section.
2870 (Arm_output_section::append_text_sections_to_list): New method.
2871 (Arm_output_section::fix_exidx_coverage): Ditto.
2872 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2873 Arm_relobj::section_needs_reloc_stub_scanning.
2874 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2875 first pass.
2876 (Target_arm::fix_exidx_coverage): New method.
2877 * object.h (Relobj::set_output_section): New method.
2878 (Sized_relobj::invalidate_section_offset): Remove method.
2879 (Sized_relobj::do_invalidate_section_offset): Remove method.
2880 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2881
c7f3c371
DK		 28822010-01-25 Doug Kwan <dougkwan@google.com>
2883
2884 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2885 Fix warning due to signed and unsigned comparison on a 32-bit host.
2886
8923b24c
DK		 28872010-01-22 Doug Kwan <dougkwan@google.com>
2888
2889 * arm.cc (Target_arm::do_relax): Record an output section for section
2890 offset adjustment it contains any stub table that has changed.
2891 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2892 offsets in an output section if necessary.
2893 * output.cc (Output_section::Output_section): Initialize
2894 section_offsets_need_adjustments_.
2895 (Output_section::add_input_section_for_script): Renamed to
2896 Output_section::add_simple_input_section.
2897 (Output_section::save_states): Add a comment.
2898 (Output_section::discard_states): New method defintion.
2899 (Output_section::adjust_section_offsets): Same.
2900 * output.h (Output_section::add_input_section_for_script): Renamed to
2901 Output_section::add_simple_input_section.
2902 (Output_section::discard_states): New method declaration.
2903 (Output_section::adjust_section_offsets): Same.
2904 (Output_section::section_offsets_need_adjustment,
2905 Output_section::set_section_offsets_need_adjustment): New method
2906 definitions.
2907 (Output_section::section_offsets_need_adjustment_): New data member.
2908 * script-sections.cc
2909 (Output_section_element_input::set_section_address): Adjust code for
2910 renaming of Output_section::add_input_section_for_script.
2911 (Orphan_output_section::set_section_address): Same.
2912
9b2fd367
DK		 29132010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2914
2915 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2916 Fix_v4bx enum values .
2917 * gold/options.h (General_options): New option definitions.
2918 (General_options::fix_v4bx): New method.
2919 (General_options::Fix_v4bx): New enum.
2920 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2921 (General_options::parse_fix_v4bx_interworking): New method.
2922
80d0d023
DK		 29232010-01-22 Doug Kwan <dougkwan@google.com>
2924
2925 * arm.cc (Arm_exidx_fixup): New class.
2926
af2cdeae
DK		 29272010-01-21 Doug Kwan <dougkwan@google.com>
2928
2929 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2930 classes.
2931 (Arm_exidx_section_offset_map): New type.
2932
993d07c1
DK		 29332010-01-21 Doug Kwan <dougkwan@google.com>
2934
2935 * arm.cc (Arm_exidx_input_section): New class.
2936 (Arm_relobj::exidx_input_section_by_link,
2937 Arm_relobj::exidx_input_section_by_shndx,
2938 Arm_relobj::make_exidx_input_section): New methods.
2939 (read_arm_attributes_section): Remove.
2940 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2941 information about them.
2942 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2943 to here.
2944
5ac169d4
DK		 29452010-01-20 Doug Kwan <dougkwan@google.com>
2946
2947 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2948 Input_section_specifier to Section_id.
2949 (Target_arm::new_arm_input_section: Adjust code for change of key
2950 type.
2951 (Target_arm::find_arm_input_section): Ditto.
2952 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2953 (Section_id): Remove.
2954 (Garbage_collection::Section_id_hash): Remove.
2955 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2956 (Section_id): Remove.
2957 (Icf::Section_id_hash): Remove.
2958 * object.h (Section_id, Const_section_id, Section_id_hash,
2959 Const_section_id_hash): New type definitions.
2960 * output.cc (Output_section::add_relaxed_input_section): Change to
2961 use Const_section_id instead of Input_section_specifier as key type.
2962 (Output_section::add_merge_input_section): Ditto.
2963 (Output_section::build_relaxation_map): Change to use Section_id
2964 instead of Input_section_specifier as key type.
2965 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2966 Ditto.
2967 (Output_section::convert_input_sections_to_relaxed_sections): Change
2968 to use Const_section_id instead of Input_section_specifier as key type.
2969 (Output_section::find_merge_section): Ditto.
2970 (Output_section::find_relaxed_input_section): Ditto.
2971 * output.h (Input_section_specifier): Remove class.
2972 (Output_section::Output_section_data_by_input_section_map): Change
2973 key type to Const_section_id.
2974 (Output_section::Output_relaxed_input_section_by_input_section_map):
2975 Ditto.
2976 (Output_section::Relaxation_map): Change key type to Section_id.
2977
a2162063
ILT		 29782010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2979
2980 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2981 (class Arm_v4bx_stub): New class.
2982 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2983 (Stub_factory::make_arm_v4bx_stub): New method.
2984 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2985 (Stub_table::empty): Handle v4bx stubs.
2986 (Stub_table::add_arm_v4bx_stub): New method.
2987 (Stub_table::find_arm_v4bx_stub): New method.
2988 (Arm_relocate_functions::v4bx): New method.
2989 (Target_arm::fix_v4bx): New method.
2990 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2991 (Stub_table::relocate_stubs): Likewise.
2992 (Stub_table::do_write): Likewise.
2993 (Stub_table::update_data_size_and_addralign): Likewise.
2994 (Stub_table::finalize_stubs): Likewise.
2995 (Target_arm::Scan::local): Likewise.
2996 (Target_arm::Scan::global): Likewise.
2997 (Target_arm::do_finalize_sections): Likewise.
2998 (Target_arm::Relocate::relocate): Likewise.
2999 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3000 Likewise.
3001 (Target_arm::scan_reloc_for_stub): Likewise.
3002 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3003
5696ab0b
ILT		 30042010-01-19 Ian Lance Taylor <iant@google.com>
3005
3006 * output.cc (Output_section_headers::do_sized_write): Write large
3007 segment count to sh_info field.
3008 (Output_file_header::do_sized_write): For large segment count,
3009 write PN_XNUM to e_phnum field.
3010
800d0f56
ILT		 30112010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3012
3013 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3014 (Arm_relocate_functions::thm_jump8): New function.
3015 (Arm_relocate_functions::thm_jump11): New function.
3016 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3017 R_ARM_THM_JUMP11.
3018 (Target_arm::Scan::global): Likewise.
3019 (Target_arm::Relocate::relocate): Likewise.
3020 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3021 Likewise.
3022
41263c05
DK		 30232010-01-14 Doug Kwan <dougkwan@google.com>
3024
3025 * arm.cc (map, utility): Include headers.
3026 (Target_arm::apply_cortex_a8_workaround): New method.
3027 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3028 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3029 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3030 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3031 the --[no-]fix-cortex-a8 command line options.
3032 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3033 (Target_arm::relocate_stub): Use addend in instruction template.
3034 * options.h (DEFINE_bool): Set the user-set flag.
3035 (General_options): Add --[no-]-fix-cortex options.
3036 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3037 : Update fast look-up map after conversion.
41263c05 3038
459e9b03
ST		 30392010-01-14 Sriraman Tallam <tmsriram@google.com>
3040
3041 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3042 in the first pass of do_layout.
3043
b521dfe4
DK		 30442010-01-13 Doug Kwan <dougkwan@google.com>
3045
3046 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3047 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3048 apparent compiler problem of not folding static constant integral
3049 data members of elfcpp::Elf_sizes<32>.
3050
44272192
DK		 30512010-01-13 Doug Kwan <dougkwan@google.com>
3052
3053 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3054 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3055 Arm_relobj::scan_section_for_cortex_a8_erratum,
3056 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3057 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3058 sections to scan for relocation stubs into a new method
3059 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3060 relocation and Cortex-A8 stub scanning.
3061 (Target_arm::do_relax): Force stubs to be after stubbed sections
3062 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3063 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3064 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3065
44b71ece
ILT		 30662010-01-12 Ian Lance Taylor <iant@google.com>
3067
3068 * target-reloc.h (visibility_error): New inline function.
3069 (relocate_section): Call visibility_error.
3070 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3071 (MOSTLYCLEANFILES): Likewise.
3072 (protected_4_pic.o, protected_3.err): New targets.
3073 * testsuite/protected_4.cc: New file.
3074
a120bc7f
DK		 30752010-01-12 Doug Kwan <dougkwan@google.com>
3076
3077 * arm.cc (Cortex_a8_reloc): New class.
3078 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3079 and cortex_a8_relocs_info_.
3080 (Target_arm::fix_cortex_a8): New method definition.
3081 (Target_arm::Cortex_a8_relocs_info): New type.
3082 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3083 New data member declarations.
3084 (Target_arm::scan_reloc_for_stub): Record information about
3085 relocations for THUMB branches that might be exempted from the
3086 Cortex-A8 workaround.
3087 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3088 at the beginning of a relaxation pass.
3089
20138696
DK		 30902010-01-12 Doug Kwan <dougkwan@google.com>
3091
3092 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3093 (Arm_relobj::Mapping_symbol_position,
3094 Arm_reloj::Mapping_symbol_position_less,
3095 Arm_relobj::Mapping_symbols_info): New types.
3096 (Target_arm::is_mapping_symbol_name): New method definition.
3097 (Arm_relobj::do_count_local_symbols): Save information about mapping
3098 symbols.
3099
089d69dc
DK		 31002010-01-11 Doug Kwan <dougkwan@google.com>
3101
3102 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3103 Arm_relocate_functions::thumb32_branch_upper,
3104 Arm_relocate_functions::thumb32_branch_lower,
3105 Arm_relocate_functions::thumb32_cond_branch_offset,
3106 Arm_relocate_functions::thumb32_cond_branch_upper,
3107 Arm_relocate_functions::thumb32_cond_branch_lower,
3108 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3109 branch offset encoding.
3110 (Arm_relocate_functions::thumb_branch_common): Use new branch
3111 offset encoding methods to avoid code duplication.
3112 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3113 (Stub_addend_reader::operator()): Use new branch encoding method
3114 to avoid code duplication.
3115
99e5bff2
DK		 31162010-01-11 Doug Kwan <dougkwan@google.com>
3117
3118 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3119 (Target_arm::do_finalize_sections): Define special EXIDX section
3120 symbols only if referenced.
3121 * gc.h (Garbage_collection::add_reference): New method.
3122 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3123 code duplication.
3124
98e090bd
ILT		 31252010-01-11 Ian Lance Taylor <iant@google.com>
3126
d0a91bd8
ILT		 3127 * script.cc (Version_script_info::build_expression_list_lookup):
3128 Change complaing about duplicate wildcard match from error to
3129 warning.
3130
98e090bd
ILT		 3131 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3132 of 2009-12-30.
3133 (Version_script_info::Version_script_info): Initialize globs_,
3134 default_version_, default_is_global_, and exact_. Don't
3135 initialize globals_ or locals_.
3136 (Version_script_info::build_lookup_tables): Build local symbols
3137 first.
3138 (Version_script_info::unquote): New function.
3139 (Version_script_info::add_exact_match): New function.
3140 (Version_script_info::build_expression_list_lookup): Remove lookup
3141 parameter. Add is_global parameter. Change all callers. Handle
3142 wildcard pattern specially. Unquote pattern. Call
3143 add_exact_match.
3144 (Version_script_info::get_name_to_match): New function.
3145 (Version_script_info::get_symbol_version): New function.
3146 (Version_script_info::get_symbol_version_helper): Remove.
3147 (Version_script_info::check_unmatched_names): Call unquote.
3148 * script.h (class Version_script_info): Change get_symbol_version
3149 to be non-inline and add is_global parameter; change all callers.
3150 Rewrite symbol_is_local. Update declarations. Define struct
3151 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3152 Remove globals_ and locals_ members. Add exact_, globs_,
3153 default_version_, is_global_.
3154 (Version_script_info::Glob): Remove pattern, add expression and
3155 is_global. Update constructor. Change all callers.
3156 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3157 default version.
3158 (Versions::symbol_section_contents): If a symbol is undefined, or
3159 defined in a dynamic object, set the version index to
3160 VER_NDX_LOCAL.
3161 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3162 symbol_is_local.
3163 (Symbol_table::add_from_pluginobj): Likewise.
3164 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3165
d56962d3
DK		 31662010-01-11 Doug Kwan <dougkwan@google.com>
3167
3168 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3169 (incremental_dump_LDADD): Add linking option for libintl.
3170 * Makefile.in: Regenerate.
3171
94e6ee91
L		 31722010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3173
3174 PR gold/11144
3175 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3176 instead of -Ds.
3177 * testsuite/Makefile.in: Regenerated.
3178
e96c574b
DK		 31792010-01-10 Doug Kwan <dougkwan@google.com>
3180
3181 * options.h (DEFINE_var): Use parentheses around argument varname__
3182 in macro body to avoid any unintended subsequent substitutions.
3183
7198066b
ILT		 31842010-01-10 Ian Lance Taylor <iant@google.com>
3185
ba4d53bf
ILT		 3186 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3187 candidates before doing symbol resolution.
3188
7198066b
ILT		 3189 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3190 ODR candidates if only one is weak.
3191
a2beed37
ILT		 31922010-01-08 Ian Lance Taylor <iant@google.com>
3193
3194 * script.cc (Version_script_info::build_expression_list_lookup):
3195 Don't warn about ambiguous version, just record the ambiguity.
3196 (Version_script_info::get_symbol_version_helper): Give error if
3197 version is ambiguous.
3198
2fb7225c
DK		 31992010-01-08 Doug Kwan <dougkwan@google.com>
3200
3201 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3202 prev_data_size_ and prev_addralign_. Remove initializer for
3203 deleted data member has_been_changed_.
3204 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3205 to determine if the table is empty.
3206 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3207 Remove.
3208 (Stub_table::add_reloc_stub): Define method in class definition
3209 instead of just declaring it there.
3210 (Stub_table::add_cortex_a8_stub): New method definition.
3211 (Stub_table::update_data_size_and_addralign): Ditto.
3212 (Stub_table::finalize_stubs): Ditto.
3213 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3214 (Stub_table::do_addralign_): Return address alignment in the
3215 (Stub_table::do_reset_address_and_file_offset): Define method in
3216 class definition instead of declaring it there. Set current data
3217 size to be the data size of the previous pass.
3218 (Stub_table::set_final_data_size): Use current data size as the
3219 final data size.
3220 (Stub_table::relocate_stub): Change parameter type of stub from
3221 Reloc_stub pointer to Stub pointer.
3222 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3223 (Stub_table::Cortex_a8_stub_list): New typedef.
3224 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3225 Stub_table::prev_addralign_): New data member.
3226 (Arm_relobj::Arm_relobj): Initialize data member
3227 section_has_cortex_a8_workaround_.
3228 (Arm_relobj::section_has_cortex_a8_workaround,
3229 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3230 definitions.
3231 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3232 declarations.
3233 (Target_arm::relocate_stub): Change parameter type of stub from
3234 Reloc_stub pointer to Stub pointer.
3235 (Insn_template::size, Insn_template::alignment): Handle
3236 THUMB16_SPECIAL_TYPE.
3237 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3238 Stub_table::update_data_size_and_addralign,
3239 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3240 definitions.
3241 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3242 (Stub_table::do_write): Ditto.
3243 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3244
880cd20d
ILT		 32452010-01-08 Ian Lance Taylor <iant@google.com>
3246
3247 PR 11108
3248 * symtab.h (class Symbol): Remove fields is_target_special_ and
3249 has_plt_offset_. Add field is_defined_in_discarded_section_.
3250 (Symbol::is_defined_in_discarded_section): New function.
3251 (Symbol::set_is_defined_in_discarded_section): New function.
3252 (Symbol::has_plt_offset): Rewrite.
3253 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3254 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3255 Don't initialize is_target_special_ or has_plt_offset_.
3256 Initialize is_defined_in_discarded_section_.
3257 (Symbol_table::add_from_relobj): If appropriate, set
3258 is_defined_in_discarded_section.
3259 * resolve.cc (Symbol::override_base_with_special): Don't test
3260 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3261 * target-reloc.h (relocate_section): Do special handling for
3262 symbols defined in discarded sections for global symbols as well
3263 as local symbols.
3264
2703e3eb
ILT		 32652010-01-08 Ian Lance Taylor <iant@google.com>
3266
3267 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3268 the SHT_SYMTAB case.
3269
339d40a3
ILT		 32702010-01-08 Ian Lance Taylor <iant@google.com>
3271
3272 * object.cc (Sized_relobj::do_layout): Don't get confused if
3273 layout_eh_frame returns NULL.
3274
abecea76
ILT		 32752010-01-08 Ian Lance Taylor <iant@google.com>
3276
3277 PR 11084
3278 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3279 dynamic symbol table, use the normal symbol table.
3280 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3281 symbol table.
3282
6b7dd3f3
ILT		 32832010-01-08 Ian Lance Taylor <iant@google.com>
3284
3285 PR 11072
3286 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3287 sections.
3288
36c50e63
L		 32892010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3290
3291 * version.cc (print_version): Change to "Copyright 2010".
3292
e291e7b9
ILT		 32932010-01-08 Ian Lance Taylor <iant@google.com>
3294
3295 PR 10287
3296 PR 11063
3297 * i386.cc (class Target_i386): Change return type of plt_section
3298 to be non-const.
3299 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3300 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3301 tls_desc_rel_ field.
3302 (Output_data_plt_i386::rel_tls_desc): New function.
3303 (Target_i386::rel_tls_desc_section): New function.
3304 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3305 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3306 R_386_TLS_DESC reloc in rel_tls_desc_section.
3307 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3308 Define struct Tlsdesc_info.
3309 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3310 (Target_x86_64::do_reloc_symbol_index): New function.
3311 (Target_x86_64::add_tlsdesc_info): New function.
3312 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3313 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3314 tlsdesc_rel_ field.
3315 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3316 all callers.
3317 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3318 (Target_x86_64::rela_tlsdesc_section): New function.
3319 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3320 handling.
3321 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3322 (Target_x86_64::do_reloc_addend): New function.
3323 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3324 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3325 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3326 (Output_reloc::type): New function.
3327 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3328 (Output_reloc::is_target_specific): New function.
3329 (Output_reloc::target_arg): New function.
3330 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3331 absolute relocs and target specific relocs.
3332 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3333 add_target_specific.
3334 (class Output_data_reloc) [SHT_RELA]: Likewise.
3335 * output.cc (Output_reloc::Output_reloc): Add four new versions
3336 for absolute relocs and target specific relocs.
3337 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3338 (Output_reloc::get_symbol_index): Likewise.
3339 (Output_reloc::local_section_offset): Check that local_sym_index_
3340 is not TARGET_CODE or 0.
3341 (Output_reloc::symbol_value): Likewise.
3342 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3343 reloc.
3344 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3345 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3346 functions.
3347 * layout.cc (add_target_dynamic_tags): Use output section for
3348 DT_PLTRELSZ and DT_JMPREL.
3349
3a44184e
ILT		 33502010-01-07 Ian Lance Taylor <iant@google.com>
3351
3352 PR 11061
3353 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3354 function.
3355 (class Output_data_reloc_generic): Define.
3356 (class Output_data_reloc_base): Change base class to
3357 Output_data_reloc_generic. Change add() method to call
3358 bump_relative_reloc_count for a relative reloc. Remove
3359 sort_relocs_ field.
3360 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3361 to sort_relocs().
3362 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3363 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3364 appropriate.
3365 * layout.h (class Layout): Update declaration.
3366
ea715a34
ILT		 33672010-01-07 Ian Lance Taylor <iant@google.com>
3368
3369 * output.h (class Output_data): Add const version of
3370 output_section and do_output_section.
3371 (class Output_section_data): Add const version of
3372 do_output_section.
3373 (class Output_section): Likewise.
3374 * layout.cc (Layout::add_target_dynamic_tags): New function.
3375 * layout.h (class Layout): Update declarations.
3376 * arm.cc (Target_arm::do_finalize_sections): Use
3377 add_target_dynamic_tags.
3378 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3379 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3380 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3381 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3382
659948a4
ILT		 33832010-01-07 Ian Lance Taylor <iant@google.com>
3384
3385 PR 11042
3386 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3387 object as needed.
3388
9d3b86f6
ILT		 33892010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3390 Ian Lance Taylor <iant@google.com>
3391
3392 PR 11019
3393 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3394 Xindex::read_symtab_xindex.
3395
bb0d3eb0
DK		 33962010-01-07 Doug Kwan <dougkwan@google.com>
3397
3398 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3399 (Insn_template::thumb16_bcond_insn): New method declaration.
3400 (Insn_template): Fix spelling.
3401 (Stub::thumb16_special): New method declaration.
3402 (Stub::do_write): Define virtual method which was previously pure
3403 virtual.
3404 (Stub::do_thumb16_special): New method declaration.
3405 (Stub::do_fixed_endian_write): New template member.
3406 (Reloc_stub::do_write): Remove.
3407 (Reloc_stub::do_fixed_endian_write): Remove.
3408 (Cortex_a8_stub): New class definition.
3409 (Stub_factory::make_cortex_a8_stub): New method definition.
3410 (Stub_factory::Stub_factory): Add missing static storage class
3411 qualifier for elf32_arm_stub_a8_veneer_blx.
3412
ffeef7df
ILT		 34132010-01-07 Ian Lance Taylor <iant@google.com>
3414
dc3f80fe
ILT		 3415 PR 10980
3416 * options.h (class General_options): Add --warn-unresolved-symbols
3417 and --error-unresolved-symbols.
3418 * errors.cc (Errors::undefined_symbol): Implement
3419 --warn-unresolved-symbols.
3420
ffeef7df
ILT		 3421 * options.h (class General_options): Add -z text and -z textoff.
3422 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3423
f1ec9ded
ST		 34242010-01-06 Sriraman Tallam <tmsriram@google.com>
3425
3426 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3427 (Garbage_collection::cident_sections): New function.
3428 (Garbage_collection::add_cident_section): New function.
3429 (Garbage_collection::cident_sections_): New member.
3430 (gc_process_relocs): Add references to sections whose names are C
3431 identifiers.
3432 * gold.h (cident_section_start_prefix): New constant.
3433 (cident_section_stop_prefix): New constant.
3434 (is_cident): New function.
3435 * layout.cc (Layout::define_section_symbols): Replace string constants
3436 with the newly defined constants.
3437 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3438 C identifiers.
3439 * testsuite/Makefile.am: Add gc_orphan_section_test.
3440 * testsuite/Makefile.in: Regenerate.
3441 * testsuite/gc_orphan_section_test.cc: New file.
3442 * testsuite/gc_orphan_section_test.sh: New file.
3443
6eda8c29
ILT		 34442010-01-06 Ian Lance Taylor <iant@google.com>
3445
b9674e17
ILT		 3446 PR 10980
3447 * options.h (class General_options): Add --warn-shared-textrel.
3448 * layout.cc (Layout::finish_dynamic_section): Implement
3449 --warn-shared-textrel.
3450
6eda8c29
ILT		 3451 PR 10980
3452 * options.h (class General_options): Add --warn-multiple-gp.
3453
32dcd44e
ILT		 34542010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3455
3456 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3457 $(THREADSLIB) and $(LIBDL).
3458 * Makefile.in: Rebuild.
3459
a192ba05
ILT		 34602010-01-06 Ian Lance Taylor <iant@google.com>
3461
3462 PR 10980
3463 * options.cc (General_options::parse_section_start): New function.
3464 (General_options::section_start): New function.
3465 (General_options::General_options): Initialize all members.
3466 * options.h: Include <map>
3467 (class General_options): Add --section-start. Add section_starts_
3468 member.
3469 * layout.cc (Layout::attach_allocated_section_to_segment): If
3470 --section-start was used, set the address of the segment. Remove
3471 local sort_sections.
3472 (Layout::relaxation_loop_body): If the address of the load segment
3473 has been set by --section-start, don't use it.
3474 * output.h (Output_segment::update_flags_for_output_section): New
3475 function.
3476 * output.cc (Output_segment::add_output_section): Call
3477 update_flags_for_output_section.
3478
dde3f402
ILT		 34792010-01-05 Ian Lance Taylor <iant@google.com>
3480
62dfdd4d
ILT		 3481 PR 10980
3482 * options.h (class General_options): Add --undefined-version.
3483 * script.cc (struct Version_expression): Add was_matched_by_symbol
3484 field.
3485 (Version_script_info::matched_symbol): New function.
3486 (Version_script_info::get_symbol_version_helper): Call
3487 matched_symbol.
3488 (Version_script_info::check_unmatched_names): New function.
3489 * script.h (class Version_script_info): Update declarations.
3490 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3491
9c4ae156
ILT		 3492 * options.h (class General_options): Use DEFINE_bool_alias for
3493 allow_multiple_definition.
3494 * resolve.cc (Symbol_table::should_override): Don't test
3495 allow_multiple_definition.
3496
dde3f402
ILT		 3497 PR 10980
3498 * options.h (class General_options): Add --cref.
3499 * main.cc (main): Print cref table if --cref. Don't close mapfile
3500 until after printing cref table.
3501 * cref.cc: Include "symtab.h".
3502 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3503 (Cref_table_compare::operator()): New function.
3504 (Cref_inputs::gather_cref): New function.
3505 (filecol): New static const.
3506 (Cref_inputs::print_cref): New function.
3507 (Cref::print_cref): New function.
3508 * cref.h: Include <cstdio>.
3509 (class Cref): Update declarations.
3510 * mapfile.h (Mapfile::file): New function.
3511 * object.h (class Object): Define Symbols. Declare virtual
3512 do_get_global_symbols.
3513 (Object::get_global_symbols): New function.
3514 * object.cc (Input_objects::add_object): Pass object to cref_ if
3515 --cref.
3516 (Input_objects::archive_start): Likewise.
3517 (Input_objects::archive_stop): Likewise.
3518 (Input_objects::print_cref): New function.
3519 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3520 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3521 --cref.
3522 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3523 function.
3524 * plugin.h (class Sized_pluginobj): Update declarations.
3525
8781f709
ILT		 35262010-01-05 Ian Lance Taylor <iant@google.com>
3527
3528 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3529 to is_default_version. Rename insdef to insdefault.
3530 (Symbol_table::add_from_relobj): Rename def to is_default_version
3531 and local to is_forced_local.
3532 (Symbol_table::add_from_pluginobj): Likewise.
3533 (Symbol_table::add_from_dynobj): Likewise.
3534 (Symbol_table::define_special_symbol): Rename insdef to
3535 insdefault.
3536
fe35d28d
ILT		 35372010-01-04 Ian Lance Taylor <iant@google.com>
3538
30bc8c46
ILT		 3539 PR 10980
3540 * options.h (class General_options): Add
3541 --allow-multiple-definition and -z muldefs.
3542 * resolve.cc (Symbol_table::should_override): Don't warn about a
3543 multiple symbol definition if --allow-multiple-definition or -z
3544 muldefs.
3545
7eaea549
ILT		 3546 PR 10980
3547 * options.h (class General_options): Add --add-needed and
3548 --copy-dt-needed-entries. Tweak --as-needed help entry.
3549 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3550 error if --copy-dt-needed-entries aka --add-needed is used and
3551 would cause a change in behaviour.
3552
fe35d28d
ILT		 3553 PR 10980
3554 * options.h (class General_options): Add -G as a short version of
3555 --shared. Add no-op options -assert, -g, and -i.
3556
55a2bb35
ST		 35572010-01-04 Sriraman Tallam <tmsriram@google.com>
3558
3559 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3560 check for .text or .gnu.linkonce.t sections.
3561 * icf.cc (Icf::find_identical_sections): Ditto.
3562 Change the detection for mangled function name within the section
3563 name.
3564 * icf.h (is_section_foldable_candidate): New function.
3565
719328e1
ILT		 35662009-12-30 Ian Lance Taylor <iant@google.com>
3567
3568 PR 10980
3569 * options.h (class General_options): Permit two dashes with
3570 --retain-symbols-file.
3571
d7bb5745
ILT		 35722009-12-30 Ian Lance Taylor <iant@google.com>
3573
403a15dd
ILT		 3574 PR 10979
3575 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3576 don't put the file header and segment headers in the text
3577 segment.
3578
eda294df
ILT		 3579 PR 10979
3580 * common.cc (Sort_commons::operator()): Stabilize sort when both
3581 entries are NULL.
3582 (Symbol_table::do_allocate_commons_list): When allocating common
3583 symbols, skip a symbol which is no longer common.
3584 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3585 an object before checking its type.
3586 * testsuite/common_test_2.c: New file.
3587 * testsuite/common_test_3.c: New file.
3588 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3589 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3590 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3591 (common_test_2_pic.o, common_test_2.so): New targets.
3592 (common_test_3_pic.o, common_test_3.so): New targets.
3593 * testsuite/Makefile.in: Rebuild.
3594
d7bb5745
ILT		 3595 PR 10979
3596 * script.cc (read_input_script): If we see a new SECTIONS clause,
3597 and we have added an input section, give an error.
3598 * layout.h (class Layout): Add have_added_input_section function.
3599 Add have_added_input_section_ field.
3600 * layout.cc (Layout::Layout): Initialize
3601 have_added_input_section_.
3602 (Layout::layout): Set have_added_input_section_.
3603 (Layout::layout_eh_frame): Likewise.
3604
fc59c572
ILT		 36052009-12-30 Ian Lance Taylor <iant@google.com>
3606
3607 PR 10931
3608 * options.h (class General_options): Add --sort-common option.
3609 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3610 * common.cc (Sort_common): Add sort_order parameter to
3611 constructor. Add sort_order_ field.
3612 (Sort_commons::operator): Check sort_order_.
3613 (Symbol_table::allocate_commons): Determine the sort order.
3614 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3615 Change all callers.
3616 (Symbol_table::do_allocate_commons_list): Likewise.
3617
1c74fab0
ILT		 36182009-12-30 Ian Lance Taylor <iant@google.com>
3619
3620 PR 10916
3621 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3622 symbols from this object, don't change the visibility of an
3623 undefined symbol.
3624 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3625
6affe781
ILT		 36262009-12-30 Ian Lance Taylor <iant@google.com>
3627
3628 PR 10861
3629 * script.h (class Version_script_info): Define Language enum.
3630 Update declarations. Define Glob, Exact, and Lookup types. Add
3631 new fields globals_, locals_, and is_finalized_.
3632 * script.cc: Various formatting fixes.
3633 (class Parser_closure): Change language_stack_ from a vector of
3634 std::string to one of Version_script_info::Language. Adjust all
3635 uses accordingly.
3636 (class Lazy_demangler): Remove.
3637 (struct Version_expression): Change language from std::string to
3638 Version_script_info::Language.
3639 (Version_script_info::Version_script_info): New function.
3640 (Version_script_info::~Version_script_info): Don't call clear.
3641 (Version_script_info::finalize): New function.
3642 (Version_script_info::build_lookup_tables): New function.
3643 (Version_script_info::build_expression_list_lookup): New
3644 function.
3645 (Version_script_info::get_symbol_version_helper): Rewrite to use
3646 lookup tables.
3647 (Version_script_info::print_expression_list): Adjust to use
3648 Version_script_info::Language.
3649 (script_push_lex_into_version_mode): Check that the version script
3650 has not been finalized.
3651 (version_script_push_lang): Change language string to
3652 Version_script_info::Language.
3653 * options.cc (Command_line::version_script): New function.
3654 * options.h (class General_options): Add finalize_dynamic_list
3655 function. Change version_script from declaration to definition.
3656 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3657 * testsuite/version_script.map: Remove duplicate def of foo.
3658 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3659 version_script.map.
3660 * testsuite/Makefile.in: Rebuild.
3661
818bf354
ILT		 36622009-12-30 Ian Lance Taylor <iant@google.com>
3663
3664 PR 10843
3665 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3666 if the input symbol index is 0, make the output symbol index 0.
3667
ebcc8304
ILT		 36682009-12-30 Ian Lance Taylor <iant@google.com>
3669
3670 PR 10670
3671 * options.h (class General_options): Add -x/--discard-all.
3672 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3673 --discard-all. If the local symbol needs a dynamic entry, check
3674 that before handling --discard-locals.
3675
176fe33f
ILT		 36762009-12-30 Ian Lance Taylor <iant@google.com>
3677
bb321bb1
ILT		 3678 PR 10450
3679 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3680 flags to PF_R.
3681 (Output_segment::add_output_section): Don't change the flags if
3682 the type is PT_TLS.
3683
176fe33f
ILT		 3684 PR 10450
3685 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3686 GNU hash table if they need a dynamic value. Otherwise, don't add
3687 them if they are defined in a dynamic object or are forced local.
3688
e8cd95c7
ILT		 36892009-12-29 Ian Lance Taylor <iant@google.com>
3690
1b81fb71
ILT		 3691 PR 10450
3692 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3693 .gnu.hash table for a 32-bit target.
3694
8d6d383d
ILT		 3695 PR 10450
3696 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3697 regular and a dynamic object only needs a dynamic symbol table
3698 entry if it is externally visible.
3699
e785ec03
ILT		 3700 PR 10450
3701 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3702 constructor. Add global_offset_table_ field.
3703 (Target_i386::got_section): Set global_offset_table_.
3704 (Target_i386::do_finalize_sections): Set global_offset_table_
3705 size.
3706 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3707 in constructor. Add global_offset_table_ field.
3708 (Target_x86_64::got_section): Set global_offset_table_.
3709 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3710 size.
3711
1a2dff53
ILT		 3712 * layout.cc (Layout::Layout): Initialize increase_relro_.
3713 (Layout::get_output_section): Add is_relro, is_last_relro, and
3714 is_first_non_relro parameters. Change all callers.
3715 (Layout::choose_output_section): Likewise.
3716 (Layout::add_output_section_data): Likewise.
3717 (Layout::make_output_section): Likewise.
3718 (Layout::set_segment_offsets): Clear increase_relro when using a
3719 linker script.
3720 * layout.h (class Layout): Add increase_relro method. Add
3721 increase_relro_ field. Update declarations.
3722 * output.cc (Output_section::Output_section): Initialize
3723 is_last_relro_ and is_first_non_relro_.
3724 (Output_segment::add_output_section): Group relro sections is
3725 do_sort is true. Handle is_last_relro and is_first_non_relro.
3726 (Output_segment::maximum_alignment): Remove relro handling.
3727 (Output_segment::set_section_addresses): Add increase_relro
3728 parameter. Change all callers. Add initial alignment to align
3729 relro sections on separate page. Remove old relro handling.
3730 (Output_segment::set_section_list_addresses): Remove in_relro
3731 parameter. Change all callers.
3732 (Output_segment::set_offset): Add increase parameter. Change all
3733 callers. Remove old relro handling.
3734 * output.h (class Output_section): Add new methods: is_last_relro,
3735 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3736 Add is_last_relro_ and is_first_non_relro_ fields.
3737 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3738 Create separate .got.plt section. Call increase_relro.
3739 * x86_64.cc (Target_x86_64::got_section): Likewise.
3740 * testsuite/relro_script_test.t: Add .got.plt.
3741
f0ba79e2
ILT		 3742 PR 10450
3743 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3744 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3745 (Layout::finalize): Call set_dynamic_symbol_size.
3746 (Layout::set_dynamic_symbol_size): New function.
3747 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3748 set_dynamic_symbol_size.
3749
e8cd95c7
ILT		 3750 PR 10450
3751 * output.h (class Output_section): Add is_entsize_zero_ field.
3752 * output.cc (Output_section::Output_section): Initialize
3753 is_entsize_zero_.
3754 (Output_section::set_entsize): If two different entsizes are
3755 requested, force it to zero.
3756 (Output_section::add_input_section): Set flags for .debug_str
3757 before updating section flags. Set entsize.
3758 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3759 and SHF_STRING if all input sections have those flags.
3760
3e1b9a8a
RÁE		 37612009-12-29 Rafael Espindola <espindola@google.com>
3762
3763 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 3764 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3765 reporting.
3e1b9a8a 3766
3dcad376
ST		 37672009-12-29 Sriraman Tallam <tmsriram@google.com>
3768
3769 * options.cc (General_options::parse_version): Allow -v to exit
3770 without an error if there is nothing to link.
3771
084e2665
ILT		 37722009-12-29 Ian Lance Taylor <iant@google.com>
3773
3774 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3775 using a version of gcc before 4.1.
3776 * configure: Rebuild.
3777
250acde3
CD		 37782009-12-28 Chris Demetriou <cgd@google.com>
3779
3780 * attributes.cc (Output_attributes_section_data::do_write): Use
3781 std::vector::front rather than std::vector::data.
3782
99fff23b
ILT		 37832009-12-28 Ian Lance Taylor <iant@google.com>
3784
3785 * symtab.h (class Symbol_table): Add enum Defined.
3786 * resolve.cc (Symbol_table::should_override): Add defined
3787 parameter. Change all callers. Test whether object is NULL
3788 before calling a method on it.
3789 (Symbol_table::report_resolve_problem): Add defined parameter.
3790 Change all callers.
3791 (Symbol_table::should_override_with_special): Likewise.
3792 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3793 parameter. Change all callers.
3794 (Symbol_table::do_define_in_output_data): Likewise.
3795 (Symbol_table::define_in_output_segment): Likewise.
3796 (Symbol_table::do_define_in_output_segment): Likewise.
3797 (Symbol_table::define_as_constant): Likewise.
3798 (Symbol_table::do_define_as_constant): Likewise.
3799 * script.h (class Symbol_assignment): Add is_defsym parameter to
3800 constructor; change all callers.
3801 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3802 parameter. Change all callers. Add is_defsym_ field.
3803 (class Parser_closure): Add parsing_defsym parameter to
3804 constructor; change all callers. Add parsing_defsym accessor
3805 function. Add parsing_defsym_ field.
3806
556bd683
ILT		 38072009-12-28 Ian Lance Taylor <iant@google.com>
3808
3809 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 3810 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 3811
1782c879
ILT		 38122009-12-23 Ian Lance Taylor <iant@google.com>
3813
3814 * i386.cc (Target_i386::do_calls_non_split): Recognize
3815 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 3816 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3817 -fsplit-stack prologue when using %r11.
1782c879 3818
329ca2b1
ST		 38192009-12-21 Sriraman Tallam <tmsriram@google.com>
3820
3821 * options.cc (General_options::parse_version): Make -v continue and do
3822 the link like GNU ld does.
3823
d675ff46
RÁE		 38242009-12-17 Rafael Avila de Espindola <espindola@google.com>
3825
3826 * Makefile.am (CCFILES): Add timer.cc.
3827 (HFILES): Add timer.h.
3828 * configure.ac: Check for sysconf and times.
3829 * main.cc: include timer.h.
3830 (main): Use Timer instead of get_run_time.
3831 * timer.cc: New.
3832 * timer.h: New.
3833 * workqueue.cc: include timer.h.
3834 (Workqueue::find_and_run_task):
3835 Report user, sys and wall time.
3836 * Makefile.in: Regenerate.
3837 * config.in: Regenerate.
3838 * configure: Regenerate.
3839
d6344fb5
DK		 38402009-12-16 Doug Kwan <dougkwan@google.com>
3841
3842 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3843 sections.
3844 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3845 relaxed input sections.
3846 * output.cc (Output_section::find_relaxed_input_section): Change
3847 return type to Output_relaxed_input_section pointer. Adjust code
3848 for new type of relaxed_input_section_map_.
3849 * output.h (Output_section::find_relaxed_input_section): Change
3850 return type to Output_relaxed_input_section pointer.
3851 (Output_section::Output_relaxed_input_section_by_input_section_map):
3852 New type.
3853 (Output_section::relaxed_input_section_map_): Change type to
3854 Output_section::Output_relaxed_input_section_by_input_section_map.
3855 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3856 input section.
3857
0e0d5469
ILT		 38582009-12-15 Ian Lance Taylor <iant@google.com>
3859
3860 * layout.cc (Layout::create_shstrtab): Only write out after input
3861 sections if we are compressing debug sections.
3862
0649a889
ILT		 38632009-12-15 Ian Lance Taylor <iant@google.com>
3864
3865 * archive.cc (Archive::add_symbols): Only look up a symbol without
3866 a version if there is, in fact, a version.
3867
2ea97941
ILT		 38682009-12-14 Ian Lance Taylor <iant@google.com>
3869
3870 Revert -Wshadow changes, all changes from:
3871 2009-12-11 Doug Kwan <dougkwan@google.com>
3872 2009-12-11 Nick Clifton <nickc@redhat.com>
3873 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3874
b0eec2cc
DK		 38752009-12-11 Doug Kwan <dougkwan@google.com>
3876
3877 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3878 due to -Wshadow.
3879 * attributes.cc (Object_attribute::size): Ditto.
3880 (Attributes_section_data::size): Ditto.
3881 (Attributes_section_data::Attributes_section_data): Ditto.
3882 (Output_attributes_section_data::do_write): Ditto.
3883 * attributes.h (Object_attribute::set_type): Ditto.
3884 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3885
91d6fa6a
NC		 38862009-12-11 Nick Clifton <nickc@redhat.com>
3887
3888 * archive.cc: Fix shadowed variable warnings.
3889 * arm.cc: Likewise.
3890 * compressed_output.cc: Likewise.
3891 * compressed_output.h: Likewise.
3892 * configure: Likewise.
3893 * dwarf_reader.cc: Likewise.
3894 * dynobj.cc: Likewise.
3895 * dynobj.h: Likewise.
3896 * ehframe.cc: Likewise.
3897 * ehframe.h: Likewise.
3898 * errors.cc: Likewise.
3899 * expression.cc: Likewise.
3900 * fileread.cc: Likewise.
3901 * fileread.h: Likewise.
3902 * freebsd.h: Likewise.
3903 * i386.cc: Likewise.
3904 * icf.cc: Likewise.
3905 * incremental.h: Likewise.
3906 * layout.cc: Likewise.
3907 * layout.h: Likewise.
3908 * mapfile.cc: Likewise.
3909 * merge.cc: Likewise.
3910 * merge.h: Likewise.
3911 * object.cc: Likewise.
3912 * object.h: Likewise.
3913 * options.h: Likewise.
3914 * output.cc: Likewise.
3915 * output.h: Likewise.
3916 * parameters.cc: Likewise.
3917 * plugin.cc: Likewise.
3918 * powerpc.cc: Likewise.
3919 * reduced_debug_output.cc: Likewise.
3920 * reduced_debug_output.h: Likewise.
3921 * reloc.cc: Likewise.
3922 * reloc.h: Likewise.
3923 * resolve.cc: Likewise.
3924 * script-sections.cc: Likewise.
3925 * script.cc: Likewise.
3926 * script.h: Likewise.
3927 * sparc.cc: Likewise.
3928 * symtab.cc: Likewise.
3929 * symtab.h: Likewise.
3930 * target-select.cc: Likewise.
3931 * target-select.h: Likewise.
3932 * token.h: Likewise.
3933 * workqueue.cc: Likewise.
3934 * workqueue.h: Likewise.
3935 * x86_64.cc: Likewise.
3936
a0351a69
DK		 39372009-12-10 Doug Kwan <dougkwan@google.com>
3938
3939 * arm.cc (attributes.h): New include.
3940 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3941 (Arm_relobj::~Arm_relobj): Delete object pointed by
3942 attributes_section_data_.
3943 (Arm_relobj::attributes_section_data): New method definition.
3944 (Arm_relobj::attributes_section_data_): New data member declaration.
3945 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3946 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3947 attributes_section_data_.
3948 (Arm_dynobj::attributes_section_data): New method definition.
3949 (Arm_dynobj::attributes_section_data_): New data member declaration.
3950 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3951 initialization value of may_use_blx_ to false.
3952 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3953 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3954 object attributes to compute results instead of hard-coding.
3955 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3956 Target_arm::get_secondary_compatible_arch,
3957 Target_arm::set_secondary_compatible_arch
3958 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3959 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3960 New method declarations.
3961 (Target_arm::get_aeabi_object_attribute): New method definition.
3962 (Target_arm::attributes_section_data_): New data member declaration.
3963 (read_arm_attributes_section): New template definition.
3964 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3965 (Arm_dynobj::do_read_symbols): Ditto.
3966 (Target_arm::do_finalize_sections): Merge attributes sections from
3967 input. Check for BLX use after attributes section merging.
3968 Fix __exidx_start and __exidx_end visibility. Create an
3969 .ARM.attributes section if necessary.
3970 (Target_arm::get_secondary_compatible_arch,
3971 Target_arm::set_secondary_compatible_arch,
3972 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3973 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 3974 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 3975 New method definitions.
3976
b59befec
ILT		 39772009-12-09 Ian Lance Taylor <iant@google.com>
3978
3979 * plugin.cc (Plugin::load): Don't cast from void* to a function
3980 pointer.
3981
1276bc89
ILT		 39822009-12-09 Ian Lance Taylor <iant@google.com>
3983
3984 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3985 information fields.
3986
2f2de248
L		 39872009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3988
3989 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3990 Replace two_file_shared_1.so with two_file_shared_2.so.
3991 * testsuite/Makefile.in: Regenerated.
3992
4f787271
DK		 39932009-12-08 Doug Kwan <dougkwan@google.com>
3994
3995 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3996 (HFILES): Add attributes.h and int_encoding.h.
3997 * Makefile.in: Regenerate.
3998 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3999 function definitions to int_encoding.cc
4000 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4001 prototypes to int_encoding.h
4002 * reduced_debug_output.cc (int_encoding.h): New include.
4003 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4004 function definitions to int_encoding.cc
4005 (insert_into_vector, read_from_pointer): Move template definitions to
4006 int_encoding.h
4007 * attributes.cc: New file.
4008 * attributes.h: New file.
4009 * int_encoding.cc: New file.
4010 * int_encoding.h: New file.
4011
20b52f1a
RÁE		 40122009-12-07 Rafael Avila de Espindola <espindola@google.com>
4013
4014 PR gold/11055
4015 * incremental-dump.cc (dump_incremental_inputs): New.
4016 (main): Use dump_incremental_inputs.
4017
53d7974c
L		 40182009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4019
4020 PR gold/10893
4021 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4022 checking elfcpp::STT_FUNC.
4023 (Target_i386::Relocate::relocate): Likewise.
4024 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4025
4026 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4027 symbols from shared libraries into normal FUNC symbols.
4028
4029 * symtab.h (Symbol): Add is_func and use it.
4030
05a352e6
DK		 40312009-12-05 Doug Kwan <dougkwan@google.com>
4032
4033 * arm.cc (Target_arm::arm_info): Initialize new fields
4034 attributes_section and attributes_vendor.
4035 * i386.cc (Target_i386::i386_info): Same.
4036 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4037 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4038 fields attributes_section and attributes_vendor.
53d7974c 4039 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4040 * target.h (Target::attributes_section, Target::attributes_vendor,
4041 Target::is_attributes_section, Target::attribute_arg_type,
4042 Target::attributes_order): New method definitions.
4043 (Target::Target_info::attributes_section,
4044 Target::Target_info::attributes_vendor): New fields.
4045 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4046 virtual method definitions.
4047 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4048 attributes_section and attributes_vendor.
4049 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4050
f4e5969c
DK		 40512009-12-05 Doug Kwan <dougkwan@google.com>
4052
4053 * arm.cc: Update comments about interworking and stub generation.
4054 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4055 considered as non-PIC.
4056 (Arm_relocate_functions::base_abs): Fix formatting.
4057 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4058 of function to use GOT entry address instead of offset.
4059 (Target_arm::Scan::global): Issue an error if a symbol would need a
4060 PLT does not get one because it is untyped. Remove code to create
4061 dynamic symbols for relative branches.
4062 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4063 takes unsigned integer instead of boolean.
4064
1abce4a6
L		 40652009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4066
4067 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4068 (two_file_test_LDADD): Likewise.
4069 (common_test_1_LDADD): Likewise.
4070 (exception_test_LDADD) Likewise.
4071 (weak_test_LDADD): Likewise.
4072 (many_sections_test_LDADD): Likewise.
4073 (initpri1_LDADD): Likewise.
4074 (script_test_1_LDADD): Likewise.
4075 (script_test_2_LDADD): Likewise.
4076 (justsyms_LDADD): Likewise.
4077 (binary_test_LDADD): Likewise.
4078 (large_LDADD): Likewise.
4079 * testsuite/Makefile.in: Regenerated.
4080
adcf2816 40812009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4082
adcf2816
L		 4083 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4084 (Symbol_table::override_with_special): Likewise.
4085 (Symbol_table::add_from_object): Likewise.
4086
28e67f5d
RÁE		 40872009-12-04 Rafael Avila de Espindola <espindola@google.com>
4088
4089 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4090 Don't set the data_offset twice.
4091
ae10a101
RÁE		 40922009-12-04 Rafael Avila de Espindola <espindola@google.com>
4093
4094 * testsuite/Makefile.in: Regenerate.
4095
f59f41f3
DK		 40962009-12-03 Doug Kwan <dougkwan@google.com>
4097
4098 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4099 (Target_arm::do_finalize_sections): Add parameter for symbol table
4100 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4101 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4102 parameter for symbol table pointer.
4103 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4104 an additional parameter for a pointer to symbol table.
4105 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4106 parameter for a symbol table pointer.
4107 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4108 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4109 Ditto.
4110 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4111 parameter for a symbol table pointer.
4112
ca55d848
RÁE		 41132009-12-03 Rafael Avila de Espindola <espindola@google.com>
4114
4115 * incremental.cc (Incremental_inputs_header)
4116 (Incremental_inputs_header_write, Incremental_inputs_entry)
4117 (Incremental_inputs_entry_write): Move ...
4118 * incremental.h (Incremental_inputs_header)
4119 (Incremental_inputs_header_write, Incremental_inputs_entry)
4120 (Incremental_inputs_entry_write): here.
4121
3aec4f9c
RÁE		 41222009-12-02 Rafael Avila de Espindola <espindola@google.com>
4123
4124 * incremental.cc (make_sized_incremental_binary): Set the target.
4125 Error if it is incompatible.
4126 * output.h (Output_file): Add filename method.
4127
9c0ae74d
RÁE		 41282009-12-02 Rafael Avila de Espindola <espindola@google.com>
4129
4130 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4131 from the get_* methods.
4132
a45500ae
RÁE		 41332009-12-02 Rafael Avila de Espindola <espindola@google.com>
4134
4135 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4136 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4137 Write 0 for the data_offset of scripts.
4138
325e6408
RÁE		 41392009-12-02 Rafael Avila de Espindola <espindola@google.com>
4140
4141 * testsuite/Makefile.am: Add the incremental_test.sh test.
4142 * testsuite/incremental_test.sh: New.
4143 * testsuite/incremental_test_1.c: New.
4144 * testsuite/incremental_test_2.c: New.
4145
954c3e2e
RÁE		 41462009-12-01 Rafael Avila de Espindola <espindola@google.com>
4147
4148 * incremental-dump.cc (main): Fix typos.
4149
f8086623
RÁE		 41502009-11-27 Rafael Avila de Espindola <espindola@google.com>
4151
4152 PR gold/11025
4153 * incremental-dump.cc (main): Use llu to print 64 bit values.
4154
3b0dd6ac
L		 41552009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4156 H.J. Lu <hongjiu.lu@intel.com>
4157
4158 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4159 $(LIBDL).
4160 (incremental_dump_LDADD): Likewise.
4161 * Makefile.in: Regenerated.
4162
a6d1ef57 41632009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4164
a6d1ef57
DK		 4165 Revert:
4166
4167 2009-11-25 Doug Kwan <dougkwan@google.com>
4168
4169 * arm.cc (Target_arm::Target_arm): Move method definition
4170 outside of class definition. Add code to handle
4171 --target1-rel, --target1-abs and --target2= options.
4172 (Target_arm::get_reloc_reloc_type): Change method to be
4173 non-static and const.
4174 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4175 New data member declaration.
4176 (Target_arm::Scan::local, Target_arm::Scan::global,
4177 Target_arm::Relocate::relocate,
4178 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4179 Adjust call to Target_arm::get_real_reloc_type.
4180 (Target_arm::get_real_reloc_type): Use command line options
4181 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4182 * options.h (--target1-rel, --target1-abs, --target2): New
4183 ARM-only options.
4184
50aeb7d4
DK		 41852009-11-25 Doug Kwan <dougkwan@google.com>
4186
4187 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4188 class definition. Add code to handle --target1-rel, --target1-abs
4189 and --target2= options.
4190 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4191 and const.
4192 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4193 member declaration.
4194 (Target_arm::Scan::local, Target_arm::Scan::global,
4195 Target_arm::Relocate::relocate,
4196 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4197 call to Target_arm::get_real_reloc_type.
4198 (Target_arm::get_real_reloc_type): Use command line options to
4199 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4200 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4201 options.
4202
51938283
DK		 42032009-11-25 Doug Kwan <dougkwan@google.com>
4204
4205 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4206 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4207 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4208 formatting.
4209 (Arm_relocate_functions::thm_call): Replace body with a call to
4210 Arm_relocate_functions::thumb_branch_common.
4211 (Arm_relocate_functions::thm_jump24,
4212 Arm_relocate_functions::thm_xpc22): New method definitions.
4213 (Arm_relocate_functions::thumb_branch_common): New method definition.
4214 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4215 operator.
4216 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4217 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4218
e2b8f3c4
RÁE		 42192009-11-24 Rafael Avila de Espindola <espindola@google.com>
4220
4221 * Makefile.am: Build incremental-dump
4222 * Makefile.in: Regenerate.
4223 * incremental-dump.cc: New.
4224 * incremental.cc (Incremental_inputs_header_data,
4225 Incremental_inputs_entry_data): Move to incremental.h
4226 * incremental.h: (Incremental_inputs_header_data,
4227 Incremental_inputs_entry_data): Move from incremental.cc
4228
bcba9aec
RÁE		 42292009-11-24 Rafael Avila de Espindola <espindola@google.com>
4230
4231 * incremental.cc (Incremental_inputs_header,
4232 Incremental_inputs_header_write, Incremental_inputs_entry,
4233 Incremental_inputs_entry_write): Add a typedef with the data type.
4234
7c3afe08
RÁE		 42352009-11-24 Rafael Avila de Espindola <espindola@google.com>
4236
4237 * incremental.cc (Incremental_inputs_header,
4238 Incremental_inputs_header_write, Incremental_inputs_entry,
4239 Incremental_inputs_entry_write): Update comment about which
4240 type has the filed descriptions.
4241
d204b6e9
DK		 42422009-11-15 Doug Kwan <dougkwan@google.com>
4243
4244 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4245 (Arm_relocate_functions::arm_branch_common): Change method defintion
4246 in class definition to a method declaration and update list of formal
4247 parameters.
4248 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4249 Arm_relocation_functions::jump24): Adjust call to
4250 Arm_relocate_functions::arm_branch_common. Update list of formal
4251 parameters.
4252 (Arm_relocate_functions::xpc25): New method definition.
4253 (Arm_relocate_functions::arm_branch_common): Move method defintion
4254 out from class definition. Use stubs for mode-switching and extending
4255 branch ranges.
4256 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4257 specially. Change code to enable use of stubs in ARM branches.
4258
43d12afe
DK		 42592009-11-10 Doug Kwan <dougkwan@google.com>
4260
4261 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4262 in method declaration.
4263 (Target_arm::relocate_stub): New method declaration.
4264 (Target_arm::default_target): Change to return a pointer instead of
4265 a const reference.
4266 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4267 Target_arm::default_target.
4268 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4269 method definition.
4270 (Target_arm::relocate_section): Adjust view.
4271 (Target_arm::relocate_stub): New method definition.
4272
ac33a407
DK		 42732009-11-10 Doug Kwan <dougkwan@google.com>
4274
4275 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4276 a format warning.
4277 * incremental.cc (open_incremental_binary): Initialized local
4278 variables to avoid warnings.
4279 * object.cc (make_elf_object): Ditto.
4280 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4281 a format warning.
e1df38aa 4282
88ee28e9
L		 4283009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4284
4285 PR gold/10930
4286 * testsuite/plugin_test.c: Include "config.h".
4287
2daedcd6
DK		 42882009-11-09 Doug Kwan <dougkwan@google.com>
4289
4290 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4291 (arm_symbol_value): Remove.
4292 (Arm_relocate_functions::arm_branch_common,
4293 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4294 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4295 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4296 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4297 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4298 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4299 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4300 Arm_relocate_functions::thm_mobw_abs_nc,
4301 Arm_relocate_functions::thm_mov_abs,
4302 Arm_relocate_functions::movw_prel_nc,
4303 Arm_relocate_functions::thm_movt_abs,
4304 Arm_relocate_functions::movt_prel,
4305 Arm_relocate_functions::thm_movw_prel_nc,
4306 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4307 (Target_arm::Relocate::relocate): Only decompose address into two
4308 parts if relocation type uses the thumb-bit and pass the actual
4309 bit instead of a flag indicating that the thumb-bit is used. Adjust
4310 calls to methods in Arm_relocate_functions for this change.
4311
1276bc89 43122009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4313
4314 PR 10925
4315 * reloc.cc: Instantiate
4316 Sized_relobj::initialize_input_to_output_maps and
4317 Sized_relobj:free_input_to_output_maps.
4318
e53ad1b5
ILT		 43192009-11-06 Ian Lance Taylor <iant@google.com>
4320
4321 PR 10876
4322 * defstd.cc (in_segment): Set only_if_ref true for "end".
4323
eb44217c
DK		 43242009-11-06 Doug Kwan <dougkwan@google.com>
4325
4326 * arm.cc (class Reloc_stub): Correct a comment.
4327 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4328 (Target_arm::scan_section_for_stubs): New method declaration.
4329 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4330 Change methods from private to protected.
4331 (Target_arm::do_may_relax): New method definition.
4332 (Target_arm::do_relax, Target_arm::group_sections,
4333 Target_arm::scan_reloc_for_stub,
4334 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4335 (Target_arm::arm_input_section_map_): New data member declaration.
4336 (Target_arm::scan_reloc_for_stub,
4337 Target_arm::scan_reloc_section_for_stubs,
4338 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4339 Target_arm::do_relax): New method definitions.
4340
5d329b7d
ILT		 43412009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4342
4343 * configure.ac: Check for (struct stat)::st_mtim
4344 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4345 * config.in: Regenerate.
4346 * configure: Regenerate.
4347
96a0d71b
ILT		 43482009-11-05 Ian Lance Taylor <iant@google.com>
4349
4350 PR 10910
4351 * output.cc (Output_segment::add_output_section): Add missing
4352 return statement.
4353
594c8e5e
ILT		 43542009-11-04 Ian Lance Taylor <iant@google.com>
4355
4356 PR 10880
4357 * object.h (class Object): Add is_needed and set_is_needed
4358 methods. Add is_needed_ field. Make bool fields into bitfields.
4359 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4360 defined in a dynamic object and referenced by a regular object,
4361 set is_needed for the dynamic object.
4362 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4363 if the file is marked with as_needed and it is not needed.
4364
22b127cc
ILT		 43652009-11-04 Ian Lance Taylor <iant@google.com>
4366
4367 PR 10887
4368 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4369 tags if data is discarded by linker script.
4370 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4371 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4372 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4373 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4374
f5c870d2
ILT		 43752009-11-04 Ian Lance Taylor <iant@google.com>
4376
4377 * layout.cc (Layout::get_output_section): Add is_interp and
4378 is_dynamic_linker_section parameters. Change all callers.
4379 (Layout::choose_output_section): Likewise.
4380 (Layout::make_output_section): Likewise.
4381 (Layout::add_output_section_data): Add is_dynamic_linker_section
4382 parameter. Change all callers.
4383 * layout.h (class Layout): Update declarations.
4384 * output.h (class Output_section): Add is_interp, set_is_interp,
4385 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4386 Add is_interp_, is_dynamic_linker_section_ fields. Change
4387 generate_code_fills_at_write_ to a bitfield.
4388 * output.cc (Output_section::Output_sections): Initialize new
4389 fields.
4390 (Output_segment::add_output_section): Add do_sort parameter.
4391 Change all callers.
4392
1ae4d23b
ILT		 43932009-11-03 Ian Lance Taylor <iant@google.com>
4394
4395 PR 10860
4396 * options.h (class General_options): Add --warn-common.
4397 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4398 merging two common symbols.
4399 (Symbol_table::should_override): Handle --warn-common when merging
4400 a common symbol with a defined symbol. Use report_resolve_problem
4401 for multiple definitions.
4402 (Symbol_table::report_resolve_problem): New function.
4403 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4404
55da9579
DK		 44052009-11-03 Doug Kwan <dougkwan@google.com>
4406
4407 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4408 stub_factory_.
4409 (Target_arm::stub_factory): New method definition.
4410 (Target_arm::new_arm_input_section,
4411 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4412 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4413 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4414 New type definitions.
4415 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4416 member declarations.
4417 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4418 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4419 New method definitions.
4420
37a9ac43
ILT		 44212009-11-03 Ian Lance Taylor <iant@google.com>
4422
4423 * options.h (class General_options): Add --warn_constructors.
4424
b3d6a3d4
ILT		 44252009-11-03 Ian Lance Taylor <iant@google.com>
4426
4427 PR 10893
4428 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4429 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4430
934b01dd
ILT		 44312009-11-03 Ian Lance Taylor <iant@google.com>
4432
4433 PR 10895
4434 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4435 --msgid-bugs-address.
4436 (install-pdf): New target.
4437 (install-data_yes): Look up one directory to find mkinstalldirs.
4438
03c1939b
L		 44392009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4440
4441 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4442 tree.
4443
ebd95253
DK		 44442009-10-30 Doug Kwan <dougkwan@google.com>
4445
4446 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4447
e9bbb538
DK		 44482009-10-30 Doug Kwan <dougkwan@google.com>
4449
4450 * arm.cc (Stub_addend_reader): New struct template definition
4451 and partial specializations.
4452 (Stub_addend_reader::operator()): New method definition for a
4453 partially specialized template.
4454
d5b40221
DK		 44552009-10-30 Doug Kwan <dougkwan@google.com>
4456
4457 * arm.cc (Arm_relobj::processor_specific_flags): New method
4458 definition.
4459 (Arm_relobj::do_read_symbols): New method declaration.
4460 (Arm_relobj::processor_specific_flags_): New data member declaration.
4461 (Arm_dynobj): New class definition.
4462 (Target_arm::do_finalize_sections): Add input_objects parameter.
4463 (Target_arm::do_adjust_elf_header): New method declaration.
4464 (Target_arm::are_eabi_versions_compatible,
4465 (Target_arm::merge_processor_specific_flags): New method declaration.
4466 (Target_arm::do_make_elf_object): New overloaded method definitions
4467 and declaration.
4468 (Arm_relobj::do_read_symbols): New method definition.
4469 (Arm_dynobj::do_read_symbols): Ditto.
4470 (Target_arm::do_finalize_sections): Add input_objects parameters.
4471 Merge processor-specific flags from all input objects.
4472 (Target_arm::are_eabi_versions_compatible,
4473 Target_arm::merge_processor_specific_flags,
4474 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4475 New method definitions.
4476 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4477 Input_objects pointer type parameter.
4478 * layout.cc (Layout::finalize): Pass input objects to target's.
4479 finalize_sections function.
4480 * output.cc (Output_file_header::do_sized_write): Set ELF file
4481 header's processor-specific flags.
4482 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4483 Input_objects pointer type parameter.
4484 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4485 * target.h (Input_objects): New forward class declaration.
4486 (Target::processor_specific_flags,
4487 Target::are_processor_specific_flags_sect): New method definitions.
4488 (Target::finalize_sections): Add input_objects parameter.
4489 (Target::Target): Initialize processor_specific_flags_ and
4490 are_processor_specific_flags_set_.
4491 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4492 parameter.
4493 (Target::set_processor_specific_flags): New method definition.
4494 (Target::processor_specific_flags_,
4495 Target::are_processor_specific_flags_set_): New data member
4496 declarations.
4497 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4498 Input_objects pointer type parameter.
4499
ebabffbd
DK		 45002009-10-30 Doug Kwan <dougkwan@google.com>
4501
4502 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4503
ad0f2072
ILT		 45042009-10-28 Ian Lance Taylor <iant@google.com>
4505
4506 * object.h (class Relobj): Drop options parameter from
4507 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4508 do_scan_relocs, do_relocate. Change all callers.
4509 (class Sized_relobj): Drop options parameters from
4510 do_gc_process_relocs, do_scan_relocs, do_relocate,
4511 do_relocate_sections, relocate_sections, emit_relocs_scan,
4512 emit_relocs_scan_reltype. Change all callers.
4513 (struct Relocate_info): Remove options field and all references to
4514 it.
4515 * reloc.h (class Read_relocs): Remove options constructor
4516 parameter and options_ field. Change all callers.
4517 (class Gc_process_relocs, class Scan_relocs): Likewise.
4518 (class Relocate_task): Likewise.
4519 * target-reloc.h (scan_relocs): Remove options parameter. Change
4520 all callers.
4521 (scan_relocatable_relocs): Likewise.
4522 * target.h (class Sized_target): Remove options parameter from
4523 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4524 all callers.
4525 * gc.h (gc_process_relocs): Remove options parameter. Change all
4526 callers.
4527 * arm.cc: Update functions to remove options parameters.
4528 * i386.cc: Likewise.
4529 * powerpc.cc: Likewise.
4530 * sparc.cc: Likewise.
4531 * x86_64.cc: Likewise.
4532 * testsuite/testfile.cc: Likewise.
4533
8ffa3667
DK		 45342009-10-28 Doug Kwan <dougkwan@google.com>
4535
4536 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4537 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4538 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4539 New method definitions.
4540
40f36857
CC		 45412009-10-28 Cary Coutant <ccoutant@google.com>
4542
4543 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4544 (Plugin::cleanup_done_): New member.
4545 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4546 (Plugin_manager::cleanup_done_): Remove.
4547 (Plugin_manager::add_input_file): Edit error message.
4548 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4549 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4550
2c849493
ILT		 45512009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4552
4553 * fileread.cc: (File_read::View::~View): Use the new
4554 data_ownership_ filed.
4555 (File_read::~File_read): Dispose the new whole_file_view_.
4556 (File_read::open): Mmap the whole file if needed.
4557 (File_read::open): Use whole_file_view_ instead of contents_.
4558 (File_read::find_view): Use whole_file_view_ if applicable.
4559 (File_read::do_read): Use whole_file_view_ instead of contents_.
4560 (File_read::make_view): Use whole_file_view_ instead of contents_,
4561 update File_read::View::View call.
4562 (File_read::find_or_make_view): Update File_read::View::View
4563 call.
4564 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4565 remove contents_
4566 (File_read::View::Data_ownership): New enum.
4567 (File_read::View::View): Replace bool mapped_ with Data_ownership
4568 argument.
4569 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4570 (File_read::View::data_ownership_): New field.
4571 (File_read::contents_): Remove (replaced by whole_file_view_).
4572 (File_read::whole_file_view_): New field.
4573 * options.h (class General_options): Add --keep-files-mapped.
4574
24998053
CC		 45752009-10-27 Cary Coutant <ccoutant@google.com>
4576
4577 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4578 * testsuite/Makefile.am (plugin_test_5): New test case.
4579 * testsuite/Makefile.in: Regenerate.
4580
72adc4fa
DK		 45812009-10-25 Doug Kwan <dougkwan@google.com>
4582
4583 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4584 from private to protected to allow access by child class.
4585 (Sized_relobj::do_relocate_sections): New method declaration.
4586 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4587 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4588 Sized_relobj::relocate_sections. Instantiate template explicitly
4589 for different target sizes and endianity.
4590
07f508a2
DK		 45912009-10-24 Doug Kwan <dougkwan@google.com>
4592
4593 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4594 (Arm_input_section::as_arm_input_section): New method.
4595 (Arm_output_section): New class definition.
4596 (Arm_output_section::create_stub_group,
4597 Arm_output_section::group_sections): New method definitions.
4598
10ad9fe5
DK		 45992009-10-22 Doug Kwan <dougkwan@google.com>
4600
4601 * arm.cc (Arm_input_section): New class definition.
4602 (Arm_input_section::init, Arm_input_section:do_write,
4603 Arm_input_section::set_final_data_size,
4604 Arm_input_section::do_reset_address_and_file_offset): New method
4605 definitions.
4606
56ee5e00
DK		 46072009-10-21 Doug Kwan <dougkwan@google.com>
4608
4609 * arm.cc (Stub_table, Arm_input_section): New forward class
4610 declarations.
4611 (Stub_table): New class defintion.
4612 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4613 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4614 New method definition.
4615
b569affa
DK		 46162009-10-21 Doug Kwan <dougkwan@google.com>
4617
4618 * arm.cc: Update copyright comments.
4619 (Target_arm): New forward class template declaration.
4620 (Arm_address): New type.
4621 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4622 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4623 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4624 constants.
4625 (Insn_template): Same.
4626 (DEF_STUBS): New macro.
4627 (Stub_type): New enum type.
4628 (Stub_template): New class definition.
4629 (Stub): Same.
4630 (Reloc_stub): Same.
4631 (Stub_factory): Same.
4632 (Target_arm::Target_arm): Initialize may_use_blx_ and
4633 should_force_pic_veneer_.
4634 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4635 Target_arm::should_force_pic_veneer,
4636 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4637 Target_arm::using_thumb_only, Target_arm:;default_target): New
4638 method defintions.
4639 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4640 New data member declarations.
4641 (Insn_template::size, Insn_template::alignment): New method defintions.
4642 (Stub_template::Stub_template): New method definition.
4643 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4644 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4645 (Stub_factory::Stub_factory): New method definition.
4646 * gold.h (string_hash): New template.
4647 * output.h (Input_section_specifier::hash_value): Use
4648 gold::string_hash.
4649 (Input_section_specifier::string_hash): Remove.
4650 * stringpool.cc (Stringpool_template::string_hash): Use
4651 gold::string_hash.
4652
6c172549
DK		 46532009-10-20 Doug Kwan <dougkwan@google.com>
4654
4655 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4656 symbols of relaxed input sections.
4657 * output.h (Output_section::find_relaxed_input_section): Make
4658 method public.
4659
c5617f2f
DK		 46602009-10-16 Doug Kwan <dougkwan@google.com>
4661
4662 * dynobj.cc (Versions::Versions): Initialize version_script_.
4663 Only insert base version symbol definition for a shared object
4664 if version script defines any version versions.
4665 (Versions::define_base_version): New method definition.
4666 (Versions::add_def): Check that base version is not needed.
4667 (Versions::add_need): Define base version lazily.
4668 * dynobj.h (Versions::define_base_version): New method declaration.
4669 (Versions::needs_base_version_): New data member declaration.
4670 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4671 (check_DATA): Add no_version_test.stdout.
4672 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4673 New make rules.
4674 * testsuite/Makefile.in: Regenerate.
4675 * testsuite/no_version_test.c: New file.
4676 * testsuite/no_version_test.sh: Ditto.
4677
3c12dcdb
DK		 46782009-10-16 Doug Kwan <dougkwan@google.com>
4679
4680 * expression.cc (class Segment_start_expression): New class definition.
4681 (Segment_start_expression::value): New method definition.
4682 (script_exp_function_segment_start): Return a new
4683 Segment_start_expression.
4684 * gold/script-c.h (script_saw_segment_start_expression): New function
4685 prototype.
4686 * script-sections.cc (Script_sections::Script_sections): Initialize
4687 SAW_SEGMENT_START_EXPRESSION_ to false.
4688 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4689 and -Tbbs options to specify section addresses if given in
4690 command line and no SEGMENT_START expression is seen in a script.
4691 * script-sections.h (Script_sections::saw_segment_start_expression,
4692 Script_sections::set_saw_segment_start_expression): New method
4693 definition.
4694 (Script_sections::saw_segment_start_expression_): New data member
4695 declaration.
4696 * script.cc (script_saw_segment_start_expression): New function.
4697 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4698 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4699 script_test_7.sh and script_test_8.sh.
4700 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4701 script_test_8.stdout.
4702 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4703 (script_test_6, script_test_6.stdout, script_test_7,
4704 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4705 * Makefile.in: Regenerate.
4706 * testsuite/script_test_6.sh: New file.
4707 * testsuite/script_test_6.t: Same.
4708 * testsuite/script_test_7.sh: Same.
4709 * testsuite/script_test_7.t: Same.
4710 * testsuite/script_test_8.sh: Same.
4711
64b1ae37
DK		 47122009-10-16 Doug Kwan <dougkwan@google.com>
4713
4714 * output.cc (Output_segment::set_section_list_address): Cast
4715 expressions to unsigned long long type to avoid format warnings.
4716
661be1e2
ILT		 47172009-10-15 Ian Lance Taylor <iant@google.com>
4718
12edd763 4719 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4720 dot assignment to script_sections_.
12edd763
ILT		 4721 * script-sections.cc (Script_sections::add_dot_assignment):
4722 Initialize if necessary.
4723
68b6574b
ILT		 4724 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4725 program headers with no load segment if there is a linker script.
4726
661be1e2
ILT		 4727 * layout.cc (Layout::set_segment_offsets): Align the file offset
4728 to the segment aligment for -N or -n with no load segment.
4729 * output.cc (Output_segment::add_output_section): Don't crash if
4730 the first section is a TLS section.
4731 (Output_segment::set_section_list_addresses): Print an error
4732 message if the address moves backward in a linker script.
4733 * script-sections.cc
4734 (Output_section_element_input::set_section_addresses): Don't
4735 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4736 (Orphan_output_section::set_section_addresses): Likewise.
4737
f15f61a7
DK		 47382009-10-15 Doug Kwan <dougkwan@google.com>
4739
4740 * layout.cc (Layout::finish_dynamic_section): Generate tags
4741 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4742 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4743 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4744
82bb573a
ILT		 47452009-10-14 Ian Lance Taylor <iant@google.com>
4746
4747 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4748 fields.
4749 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4750 data_shdr fields of relinfo.
4751 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4752 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4753 R_386_TLS_LDO_32, adjust based on section flags.
4754 (Target_i386::Relocate::fix_up_ldo): Remove.
4755
374ad285
ILT		 47562009-10-13 Ian Lance Taylor <iant@google.com>
4757
4758 Add support for -pie.
4759 * options.h (class General_options): Add -pie and
4760 --pic-executable.
4761 (General_options::output_is_position_independent): Test -pie.
4762 (General_options::output_is_executable): Return true if not shared
4763 and not relocatable.
4764 (General_options::output_is_pie): Remove.
4765 * options.cc (General_options::finalize): Reject incompatible uses
4766 of -pie.
4767 * gold.cc (queue_middle_tasks): A -pie link is not static.
4768 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4769 * symtab.cc (Symbol::final_value_is_known): Return false if
4770 output_is_position_independent.
4771 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4772 output_is_position_independent.
4773 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4774 output_is_position_independent.
4775 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4776 output_is_position_independent.
4777 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4778 two_file_pie_test.
4779 (basic_pie_test.o, basic_pie_test): New targets.
4780 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4781 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4782 (two_file_pie_test): New target.
4783 * testsuite/Makefile.in: Rebuild.
4784 * README: Remove note saying that -pie is not supported.
4785
c6585162
ILT		 47862009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4787
4788 * options.h (class General_options): Add -init and -fini.
4789 * layout.cc (Layout::finish_dynamic_section): Emit
4790 given init and fini functions.
4791
032ce4e9
ST		 47922009-10-13 Sriraman Tallam <tmsriram@google.com>
4793
4794 * gc.h (gc_process_relocs): Check if icf is enabled using new
4795 function.
4796 * gold.cc (queue_initial_tasks): Likewise.
4797 (queue_middle_tasks): Likewise.
4798 * object.cc (do_layout): Likewise.
4799 * symtab.cc (is_section_folded): Likewise.
4800 * main.cc (main): Likewise.
4801 * reloc.cc (Read_relocs::run): Likewise.
4802 (Sized_relobj::do_scan_relocs): Likewise.
4803 * icf.cc (is_function_ctor_or_dtor): New function.
4804 (Icf::find_identical_sections): Check if function is ctor or dtor when
4805 safe icf is chosen.
4806 * options.h (General_options::icf): Change option to be an enum.
4807 (Icf_status): New enum.
4808 (icf_enabled): New method.
4809 (icf_safe_folding): New method.
4810 (set_icf_status): New method.
4811 (icf_status_): New variable.
4812 * (options.cc) (General_options::finalize): Set icf_status_.
4813 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4814 icf_test and icf_keep_unique_test to use the --icf enum flag.
4815 * testsuite/icf_safe_test.sh: New file.
e1df38aa 4816 * testsuite/icf_safe_test.cc: New file.
032ce4e9 4817
f345227a
ST		 48182009-10-12 Sriraman Tallam <tmsriram@google.com>
4819
4820 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4821 includes to gc.h and icf.h.
4822 * arm.cc: Include gc.h.
4823 * gold.cc: Likewise.
4824 * i386.cc: Likewise.
4825 * powerpc.cc: Likewise.
4826 * sparc.cc: Likewise.
4827 * x86_64.cc: Likewise.
4828 * gc.h: Include icf.h.
4829
1c7814ed
ILT		 48302009-10-11 Ian Lance Taylor <iant@google.com>
4831
4832 * plugin.cc: Include "gold.h" before other header files.
4833
ae3b5189
CD		 48342009-10-10 Chris Demetriou <cgd@google.com>
4835
4836 * options.h (Input_file_argument::Input_file_type): New enum.
4837 (Input_file_argument::is_lib_): Replace with...
4838 (Input_file_argument::type_): New member.
4839 (Input_file_argument::Input_file_argument): Take Input_file_type
4840 'type' rather than boolean 'is_lib' as second argument.
4841 (Input_file_argument::is_lib): Use type_.
4842 (Input_file_argument::is_searched_file): New function.
4843 (Input_file_argument::may_need_search): Handle is_searched_file.
4844 * options.cc (General_options::parse_library): Support -l:filename.
4845 (General_options::parse_just_symbols): Update for Input_file_argument
4846 changes.
4847 (Command_line::process): Likewise.
4848 * archive.cc (Archive::get_file_and_offset): Likewise.
4849 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4850 * script.cc (read_script_file, script_add_file): Likewise.
4851 * fileread.cc (Input_file::Input_file): Likewise.
4852 (Input_file::will_search_for): Handle is_searched_file.
4853 (Input_file::open): Likewise.
4854 * readsyms.cc (Read_symbols::get_name): Likewise.
4855 * testsuite/Makefile.am (searched_file_test): New test.
4856 * testsuite/Makefile.in: Regenerate.
4857 * testsuite/searched_file_test.cc: New file.
4858 * testsuite/searched_file_test_lib.cc: New file.
4859
f3048a1d
ILT		 48602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4861 Ian Lance Taylor <iant@google.com>
4862
4863 * descriptor.cc: Include <cstdio> and "binary-io.h".
4864 (Descriptors::open): Open the files in binary mode always.
4865 * script.cc (Lex::get_token): Treat \r as whitespace.
4866
d4780e57
ILT		 48672009-10-09 Ian Lance Taylor <iant@google.com>
4868
4869 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4870
d9a893b8
ILT		 48712009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4872 Ian Lance Taylor <iant@google.com>
4873
4874 * configure.ac: Check for readv function also.
4875 * fileread.cc (readv): Define if not HAVE_READV.
4876 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4877 does not exist.
4878 * config.in: Regenerate.
4879 * configure: Regenerate.
4880
c0a62865
DK		 48812009-10-09 Doug Kwan <dougkwan@google.com>
4882
4883 * layout.cc (Layout::make_output_section): Call target hook to make
4884 ordinary output section.
4885 (Layout::finalize): Adjust parameter list of call the
4886 Target::may_relax().
4887 * layout.h (class Layout::section_list): New method.
4888 * merge.h (Output_merge_base::entsize): Change visibility to public.
4889 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4890 New methods.
4891 (Output_merge_string::do_is_string): New method.
4892 * object.cc (Sized_relobj::do_setup): renamed from
4893 Sized_relobj::set_up.
4894 * object.h (Sized_relobj::adjust_shndx,
4895 Sized_relobj::initializ_input_to_output_maps,
4896 Sized_relobj::free_input_to_output_maps): Change visibilities to
4897 protected.
4898 (Sized_relobj::setup): Virtualize.
4899 (Sized_relobj::do_setup): New method declaration.
4900 (Sized_relobj::invalidate_section_offset,
4901 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4902 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4903 * options.cc (parse_int): New function.
4904 * options.h (parse_int): New declaration.
4905 (DEFINE_int): New macro.
4906 (stub_group_size): New option.
4907 * output.cc (Output_section::Output_section): Initialize memebers
4908 merge_section_map_, merge_section_by_properties_map_,
4909 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4910 (Output_section::add_input_section): Handled deferred code-fill
4911 generation and remove an old comment.
4912 (Output_section::add_relaxed_input_section): New method definition.
4913 (Output_section::add_merge_input_section): Use merge section by
4914 properties map to speed to search. Update merge section maps
4915 as appropriate.
4916 (Output_section::build_relaxation_map): New method definition.
4917 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4918 Same.
4919 (Output_section::relax_input_section): Renamed to
4920 Output_section::convert_input_sections_to_relaxed_sections and change
4921 interface to take a vector of pointers to relaxed sections.
4922 (Output_section::find_merge_section,
4923 Output_section::find_relaxed_input_section): New method definitions.
4924 (Output_section::is_input_address_mapped,
4925 Output_section::output_offset, Output_section::output_address):
4926 Use output section data maps to speed up searching.
4927 (Output_section::find_starting_output_address): Add comments.
4928 (Output_section::do_write,
4929 Output_section::write_to_postprocessing_buffer): Do code-fill
4930 generation as appropriate.
4931 (Output_section::get_input_sections): Invalidate relaxed input section
4932 map.
4933 (Output_section::restore_states): Adjust type of checkpoint .
4934 Invalidate relaxed input section map.
4935 * output.h (Output_merge_base): New class declaration.
4936 (Input_section_specifier): New class defintion.
4937 (class Output_relaxed_input_section) Change base class to
4938 Output_section_data_build.
4939 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4940 base class initializer.
4941 (Output_section::add_relaxed_input_section): New method declaration.
4942 (Output_section::Input_section): Change visibility to protected.
4943 (Output_section::Input_section::relobj,
4944 Output_section::Input_section::shndx): Handle relaxed input sections.
4945 Output_section::input_sections) Change visibility to protected. Also
4946 define overload to return a non-const pointer.
4947 (Output_section::Merge_section_properties): New class defintion.
4948 (Output_section::Merge_section_by_properties_map,
4949 Output_section::Output_section_data_by_input_section_map,
4950 Output_section::Relaxation_map): New types.
4951 (Output_section::relax_input_section): Rename method to
4952 Output_section::convert_input_sections_to_relaxed_sections and change
4953 interface to take a vector of relaxed section pointers.
4954 (Output_section::find_merge_section,
4955 Output_section::find_relaxed_input_section,
4956 Output_section::build_relaxation_map,
4957 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4958 New method declarations.
4959 (Output_section::merge_section_map_
4960 Output_section::merge_section_by_properties_map_,
4961 Output_section::relaxed_input_section_map_,
4962 Output_section::is_relaxed_input_section_map_valid_,
4963 Output_section::generate_code_fills_at_write_): New data members.
4964 * script-sections.cc
4965 (Output_section_element_input::set_section_addresses): Call
4966 current_data_size and addralign methods of relaxed input sections.
4967 (Orphan_output_section::set_section_addresses): Call current_data_size
4968 and addralign methods of relaxed input sections.
4969 * symtab.cc (Symbol_table::compute_final_value): Extract template
4970 from the body of Symbol_table::sized_finalize_symbol.
4971 (Symbol_table::sized_finalized_symbol): Call
4972 Symbol_table::compute_final_value.
4973 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4974 (Symbol_table::compute_final_value): New templated method declaration.
4975 * target.cc (Target::do_make_output_section): New method defintion.
4976 * target.h (Target::make_output_section): New method declaration.
4977 (Target::relax): Add more parameters for input objects, symbol table
4978 and layout. Adjust call to do_relax.
4979 (Target::do_make_output_section): New method declaration.
4980 (Target::do_relax): Add parameters for input objects, symbol table
4981 and layout.
4982
d446d6c4
ILT		 49832009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4984
4985 * pread.c: Include stdio.h.
4986
bc06c745
ILT		 49872009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4988
4989 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4990 defined.
4991
75aea3d0
ILT		 49922009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4993
4994 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4995 Change read_shndx type to unsigned int.
4996 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4997 int.
4998 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4999 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5000 Change read_shndx type to unsigned int.
5001 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5002 int.
5003 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5004 * layout.cc (Layout::create_symtab_sections): Cast the result of
5005 local_symcount * symsize to off_t in the gold_assert.
5006
be8fcb75
ILT		 50072009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5008
5009 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5010 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5011 R_ARM_BASE_ABS.
5012 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5013 (Arm_relocate_functions::thm_abs5): New function.
5014 (Arm_relocate_functions::abs12): New function.
5015 (Arm_relocate_functions::abs16): New function.
5016 (Arm_relocate_functions::base_abs): New function.
5017 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5018 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5019 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5020 R_ARM_BASE_ABS.
5021 (Scan::global): Likewise.
5022 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5023 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5024 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5025 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5026 R_ARM_BASE_ABS.
5027
c2a122b6
ILT		 50282009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5029
5030 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5031 (Arm_relocate_functions::movt_prel): New function.
5032 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5033 (Arm_relocate_functions::thm_movt_prel): New function.
5034 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5035 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5036 (Scan::global, Relocate::relocate): Likewise.
5037 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5038
c4aa1e2d
ILT		 50392009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5040
5041 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5042 Incremental_checker.
5043 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5044 unsigned int.
5045 (class Incremental_inputs_header): New class.
5046 (Incremental_inputs_header_writer): Edit comment.
5047 (Incremental_inputs_entry): New class.
5048 (Incremental_inputs_entry_writer): Edit comment.
5049 (Sized_incremental_binary::do_find_incremental_inputs_section):
5050 Add *strtab_shndx parameter, fill it.
5051 (Sized_incremental_binary::do_check_inputs): New method.
5052 (Incremental_checker::can_incrementally_link_output_file): Use
5053 Sized_incremental_binary::check_inputs.
5054 (Incremental_inputs::report_command_line): Save command line in
5055 command_line_.
5056 * incremental.h:
5057 (Incremental_binary::find_incremental_inputs_section): New
5058 method.
5059 (Incremental_binary::do_find_incremental_inputs_section): Add
5060 strtab_shndx parameter.
5061 (Incremental_binary::do_check_inputs): New pure virtual method.
5062 (Sized_incremental_binary::do_check_inputs): Declare.
5063 (Incremental_checker::Incremental_checker): Add incremental_inputs
5064 parameter, use it to initialize incremental_inputs_.
5065 (Incremental_checker::incremental_inputs_): New field.
5066 (Incremental_checker::command_line): New method.
5067 (Incremental_checker::inputs): New method.
5068 (Incremental_checker::command_line_): New field.
5069
c549a694
ILT		 50702009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5071
5072 * incremental.cc: Include <cstdarg> and "target-select.h".
5073 (vexplain_no_incremental): New function.
5074 (explain_no_incremental): New function.
5075 (Incremental_binary::error): New method.
5076 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5077 method.
5078 (make_sized_incremental_binary): New function.
5079 (open_incremental_binary): New function.
5080 (can_incrementally_link_file): Add checks if output is ELF and has
5081 inputs section.
5082 * incremental.h: Include "elfcpp_file.h" and "output.h".
5083 (Incremental_binary): New class.
5084 (Sized_incremental_binary): New class.
5085 (open_incremental_binary): Declare.
5086 * object.cc (is_elf_object): Use
5087 elfcpp::Elf_recognizer::is_elf_file.
5088 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5089 * output.h (Output_file::filesize): New method.
5090
fd3c5f0b
ILT		 50912009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5092
5093 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5094 New function.
5095 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5096 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5097 function.
5098 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5099 function.
5100 (Arm_relocate_functions::movw_abs_nc): New function.
5101 (Arm_relocate_functions::movt_abs): New function.
5102 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5103 (Arm_relocate_functions::thm_movt_abs): New function.
5104 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5105 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5106 (Scan::global): Likewise.
5107 (Relocate::relocate): Likewise.
5108 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5109
7f5309a5
ILT		 51102009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5111
5112 * arm.cc (Arm_relocate_functions::got_prel) New function.
5113 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5114 (Relocate::relocate): Likewise.
5115 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5116
364c7fa5
ILT		 51172009-10-06 Ian Lance Taylor <iant@google.com>
5118
5119 * options.h (class General_options): Define
5120 split_stack_adjust_size parameter.
5121 * object.h (class Object): Add uses_split_stack_ and
5122 has_no_split_stack_ fields. Add uses_split_stack and
5123 has_no_split_stack accessor functions. Declare
5124 handle_split_stack_section.
5125 (class Reloc_symbol_changes): Define.
5126 (class Sized_relobj): Define Function_offsets. Declare
5127 split_stack_adjust, split_stack_adjust_reltype, and
5128 find_functions.
5129 * object.cc (Object::handle_split_stack_section): New function.
5130 (Sized_relobj::do_layout): Call handle_split_stack_section.
5131 * dynobj.cc (Sized_dynobj::do_layout): Call
5132 handle_split_stack_section.
5133 * reloc.cc (Sized_relobj::relocate_sections): Call
5134 split_stack_adjust for executable sections in split_stack
5135 objects. Pass reloc_map to relocate_section.
5136 (Sized_relobj::split_stack_adjust): New function.
5137 (Sized_relobj::split_stack_adjust_reltype): New function.
5138 (Sized_relobj::find_functions): New function.
5139 * target-reloc.h: Include "object.h".
5140 (relocate_section): Add reloc_symbol_changes parameter. Change
5141 all callers.
5142 * target.h (class Target): Add calls_non_split method. Declare
5143 do_calls_non_split virtual method. Declare match_view and
5144 set_view_to_nop.
5145 * target.cc: Include "elfcpp.h".
5146 (Target::do_calls_non_split): New function.
5147 (Target::match_view): New function.
5148 (Target::set_view_to_nop): New function.
5149 * gold.cc (queue_middle_tasks): Give an error if mixing
5150 split-stack and non-split-stack objects with -r.
5151 * i386.cc (Target_i386::relocate_section): Add
5152 reloc_symbol_changes parameter.
5153 (Target_i386::do_calls_non_split): New function.
5154 * x86_64.cc (Target_x86_64::relocate_section): Add
5155 reloc_symbol_changes parameter.
5156 (Target_x86_64::do_calls_non_split): New function.
5157 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5158 parameter.
5159 * powerpc.cc (Target_powerpc::relocate_section): Add
5160 reloc_symbol_changes parameter.
5161 * sparc.cc (Target_sparc::relocate_section): Add
5162 reloc_symbol_changes parameter.
5163 * configure.ac: Call AM_CONDITIONAL for the default target.
5164 * configure: Rebuild.
5165 * testsuite/Makefile.am (TEST_AS): New variable.
5166 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5167 (check_DATA): Add split_i386 and split_x86_64 files.
5168 (SPLIT_DEFSYMS): Define.
5169 (split_i386_[1234n].o): New targets.
5170 (split_i386_[124]): New targets.
5171 (split_i386_[1234r].stdout): New targets.
5172 (split_x86_64_[1234n].o): New targets.
5173 (split_x86_64_[124]): New targets.
5174 (split_x86_64_[1234r].stdout): New targets.
5175 (MOSTLYCLEANFILES): Add new executables.
5176 * testsuite/split_i386.sh: New file.
5177 * testsuite/split_x86_64.sh: New file.
5178 * testsuite/split_i386_1.s: New file.
5179 * testsuite/split_i386_2.s: New file.
5180 * testsuite/split_i386_3.s: New file.
5181 * testsuite/split_i386_4.s: New file.
5182 * testsuite/split_i386_n.s: New file.
5183 * testsuite/split_x86_64_1.s: New file.
5184 * testsuite/split_x86_64_2.s: New file.
5185 * testsuite/split_x86_64_3.s: New file.
5186 * testsuite/split_x86_64_4.s: New file.
5187 * testsuite/split_x86_64_n.s: New file.
5188 * testsuite/testfile.cc (Target_test): Update relocation_section
5189 function.
5190 * testsuite/Makefile.in: Rebuild.
5191
e8a9fcda
ILT		 51922009-10-06 Ian Lance Taylor <iant@google.com>
5193
5194 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5195 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5196 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5197 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5198 the address on ldo_addrs_.
5199 (Target_i386::Relocate::fix_up_ldo): New function.
5200
e99daf92
ILT		 52012009-10-06 Rafael Espindola <espindola@google.com>
5202
5203 * plugin.cc (add_input_library): New.
5204 (Plugin::load): Add add_input_library to tv.
5205 (Plugin_manager::add_input_file): Add the is_lib argument.
5206 (add_input_file): Update call to Plugin_manager::add_input_file.
5207 (add_input_library): New.
5208 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5209
966d4097
DK		 52102009-09-30 Doug Kwan <dougkwan@google.com>
5211
5212 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5213 symbol and call Symbol::may_need_copy_reloc to determine if
5214 a copy reloc is needed.
5215 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5216 nocopyreloc is given in command line.
5217 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5218 given in command line.
5219 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5220 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5221 of the removed Target_i386::may_need_copy_reloc.
5222 * options.h (copyreloc): New option with default value false.
5223 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5224 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5225 instead of the removed Target_powerpc::may_need_copy_reloc.
5226 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5227 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5228 instead of the removed Target_sparc::may_need_copy_reloc.
5229 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5230 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5231 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5232 instead of the removed Target_x86_64::may_need_copy_reloc.
5233
029ba973
ILT		 52342009-09-30 Ian Lance Taylor <iant@google.com>
5235
5236 * object.h (class Object): Remove target_ field, and target,
5237 sized_target, and set_target methods.
5238 (Object::sized_target): Remove.
5239 (class Sized_relobj): Update declarations. Remove sized_target.
5240 * object.cc (Sized_relobj::setup): Remove target parameter.
5241 Change all callers.
5242 (Input_objects::add_object): Don't do anything with the target.
5243 (make_elf_sized_object): Add punconfigured parameter. Change all
5244 callers. Set or test parameter target.
5245 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5246 Change all callers.
5247 * parameters.cc (Parameters::set_target): Change parameter type to
5248 be non-const.
5249 (Parameters::default_target): Remove.
5250 (set_parameters_target): Change parameter type to be non-const.
5251 (parameters_force_valid_target): New function.
5252 (parameters_clear_target): New function.
5253 * parameters.h (class Parameters): Update declarations. Remove
5254 default_target method. Add sized_target and clear_target
5255 methods. Change target_ to be non-const.
5256 (set_parameters_target): Update declaration.
5257 (parameters_force_valid_target): Declare.
5258 (parameters_clear_target): Declare.
5259 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5260 as NULL if we aren't searching.
5261 (Add_symbols::run): Don't check for compatible target.
5262 * fileread.cc (Input_file::open_binary): Call
5263 parameters_force_valid_target.
5264 * gold.cc (queue_middle_tasks): Likewise.
5265 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5266 set_target on object.
5267 * dynobj.h (class Sized_dynobj): Update declarations.
5268 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5269 make_elf_object returns NULL.
5270 (Archive::include_member): Don't check whether object target is
5271 compatible.
5272 * output.cc (Output_section::add_input_section): Get target from
5273 parameters.
5274 (Output_section::relax_input_section): Likewise.
5275 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5276 parameters.
5277 (Sized_relobj::do_scan_relocs): Likewise.
5278 (Sized_relobj::relocate_sections): Likewise.
5279 * resolve.cc (Symbol_table::resolve): Likewise.
5280 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5281 parameter. Change all callers.
5282 (Symbol_table::add_from_object): Get target from parameters.
5283 (Symbol_table::add_from_relobj): Don't check object target.
5284 (Symbol_table::add_from_dynobj): Likewise.
5285 (Symbol_table::define_special_symbol): Get target from
5286 parameters.
5287 * symtab.h (class Symbol_table): Update declaration.
5288 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5289 parameter. Change all callers. Clear parameter target.
5290 (Binary_test): Test target here.
5291 * testsuite/object_unittest.cc (gold_testsuite): Remove
5292 target_test_pointer parameter. Change all callers.
5293 (Object_test): Test target here.
5294
a6a22b83
ILT		 52952009-09-26 Ian Lance Taylor <iant@google.com>
5296
5297 * testsuite/initpri1.c: Don't try to use constructor priorities if
5298 compiling with gcc before 4.3.
5299
6a8f49fe
ILT		 53002009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5301
5302 * testsuite/retain_symbols_file_test.sh (check_present): Change
5303 output file name to retain_symbols_file_test.stdout.
5304 (check_absent): Likewise.
5305
8c604651
CS		 53062009-09-18 Craig Silverstein <csilvers@google.com>
5307
5308 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5309 * options.cc: Include <cerrno> and <fstream>.
5310 (General_options::finalize): Parse -retain-symbols-file tag.
5311 * options.h: New flag.
5312 (General_options): New method should_retain_symbol, new
5313 variable symbols_to_retain.
5314 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5315 should_retain_symbol map.
5316 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5317 * testsuite/Makefile.in: Regenerate.
5318 * testsuite/retain_symbols_file_test.sh: New file.
5319
ca58b19f
NC		 53202009-09-18 Nick Clifton <nickc@redhat.com>
5321
5322 * po/es.po: Updated Spanish translation.
5323
20e6d0d6
DK		 53242009-09-17 Doug Kwan <dougkwan@google.com>
5325
5326 * debug.h (DEBUG_RELAXATION): New constant.
5327 (DEBUG_ALL): Add DEBUG_RELAXATION.
5328 (debug_string_to_enum): Add relaxation debug option.
5329 * layout.cc
5330 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5331 Layout::Relaxation_debug_check::read_sections,
5332 Layout::Relaxation_debug_check::read_sections): New method definitions.
5333 (Layout::Layout): Initialize data members
5334 record_output_section_data_from_scrips_,
5335 script_output_section_data_list_ and relaxation_debug_check_.
5336 (Layout::save_segments, Layout::restore_segments,
5337 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5338 Layout::relaxation_loop_body): New method definitions.
5339 (Layout::finalize): Support relaxation. Move section layout code to
5340 Layout::relaxation_loop_body.
5341 (Layout::set_asection_address_from_script): Move code for orphan
5342 section placement out.
5343 (Layout::place_orphan_sections_in_script): New method definition.
5344 * layout.h (Output_segment_headers, Output_file_header):
5345 New forward class declarations.
5346 (Layout::~Layout): Define.
5347 (Layout::new_output_section_data_from_script): New method definition.
5348 (Layout::place_orphan_sections_in_script): New method declaration.
5349 (Layout::Segment_states): New type declaration.
5350 (Layout::save_segments, Layout::restore_segments,
5351 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5352 Layout::relaxation_loop_body): New method declarations.
5353 (Layout::Output_section_data_list): New type declaration.
5354 (Layout::Relaxation_debug_check): New class definition.
5355 (Layout::record_output_section_data_from_script_,
5356 Layout::script_output_section_data_list_, Layout::segment_states_,
5357 Layout::relaxation_debug_check_): New data members.
5358 * output.cc: (Output_section_headers::do_size): New method definition.
5359 (Output_section_headers::Output_section_headers): Move size
5360 computation to Output_section_headers::do_size.
5361 (Output_segment_headers::do_size): New method definition.
e1df38aa 5362 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5363 Output_file_header::do_size and call it.
5364 (Output_file_header::do_size): New method definition.
5365 (Output_data_group::Output_data_group): Adjust call to
5366 Output_section_data.
5367 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5368 (Output_symtab_xindex::do_write): Add array bound check.
5369 (Output_section::Input_section::print_to_mapfile): Handle
5370 RELAXED_INPUT_SECTION_CODE.
5371 (Output_section::Output_section): Initialize data member checkpoint_.
5372 (Output_section::~Output_section): Delete checkpoint object pointed
5373 by checkpoint_.
5374 (Output_section::add_input_section): Always add an Input_section if
5375 relaxing.
5376 (Output_section::add_merge_input_section): Add assert.
5377 (Output_section::relax_input_section): New method definition.
5378 (Output_section::set_final_data_size): Set load address to zero for
5379 an unallocated section.
5380 (Output_section::do_address_and_file_offset_have_reset_values):
5381 New method definition.
5382 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5383 Handle relaxed input section.
5384 (Output_section::sort_attached_input_sections): Checkpoint input
5385 section list lazily.
5386 (Output_section::get_input_sections): Change type of input_sections to
5387 list of Simple_input_section pointers. Checkpoint input section list
5388 lazily. Also handle relaxed input sections.
5389 (Output_section::add_input_section_for_script): Take a reference to
5390 a Simple_input_section object instead of Relobj pointer and section
5391 index as parameter. Handle relaxed input sections.
5392 (Output_section::save_states, Output_section::restore_states): New
5393 method definitions.
5394 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5395 (Output_data::is_data_size_fixed): New method definition.
5396 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5397 if it is fixed.
5398 (Output_data::address_and_file_offset_have_reset_values): New method
5399 definition.
5400 (Output_data::do_address_and_file_offset_have_reset_values): New method
5401 definition.
5402 (Output_data::set_data_size): Check that data size is not fixed.
5403 (Output_data::fix_data_size): New method definition.
5404 (Output_data::is_data_size_fixed_): New data member.
5405 (Output_section_headers::set_final_data_size): New method definition.
5406 (Output_section_headers::do_size): New method declaration.
5407 (Output_segment_headers::set_final_data_size): New method definition.
5408 (Output_segment_headers::do_size): New method declaration.
5409 (Output_file_header::set_final_data_size)::New method definition.
5410 (Output_file_header::do_size)::New method declaration.
5411 (Output_section_data::Output_section_data): Add new parameter
5412 is_data_size_fixed and use it to fix data size.
5413 (Output_data_const::Output_data_const): Adjust call to base class
5414 constructor and fix data size.
5415 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5416 base class constructor and fix data size.
5417 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5418 base class constructor and fix data size.
5419 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5420 class constructor and fix data size.
5421 (Output_data_group::set_final_data_size): New method definition.
5422 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5423 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5424 class constructor and fix data size.
5425 (Output_relaxed_input_section): New class definition.
5426 (Output_section::Simple_input_section): New class definition.
5427 (Output_section::get_input_sections): Adjust parameter list.
5428 (Output_section::add_input_section_for_script): Same.
5429 (Output_section::save_states, Output_section::restore_states,
5430 Output_section::do_address_and_file_offset_have_reset_values,
5431 (Output_section::Input_section::Input_section): Handle
5432 RELAXED_INPUT_SECTION_CODE. Add new overload for
5433 Output_relaxed_input_section.
5434 (Output_section::Input_section::is_input_section,
5435 Output_section::Input_section::set_output_section): Handle relaxed
5436 input section.
5437 (Output_section::Input_section::is_relaxed_input_section,
5438 Output_section::Input_section::output_section_data,
5439 Output_section::Input_section::relaxed_input_section): New method
5440 definitions.
5441 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5442 value.
5443 (Output_section::Input_section::u1_): Update comments.
5444 (Output_section::Input_section::u2_): Add new union member poris.
5445 (Output_section::Checkpoint_output_section): New classs definition.
5446 (Output_section::relax_input_section): New method declaration.
5447 (Output_section::checkpoint_): New data member.
5448 (Output_segment): Update comments.
5449 (Output_segment::Output_segment): Un-privatize copy constructor.
5450 (Output_segment::operator=): Un-privatize.
5451 * script-sections.cc (Output_section_element::Input_section_list):
5452 Change element type to Output_section::Simple_input_section.
5453 (Output_section_element_dot_assignment::set_section_addresses):
5454 Register output section data for relaxation clean up.
5455 (Output_data_exression::Output_data_expression): Adjust call to base
5456 constructor to fix data size.
5457 (Output_section_element_data::set_section_addresses): Register
5458 Output_data_expression object for relaxation clean up.
5459 (struct Input_section_info): Replace Relobj pointer and section index
5460 pair with Output_section::Simple_input_section and Convert struct to a
5461 class.
5462 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5463 Input_section_info data member to use accessors.
20e6d0d6
DK		 5464 (Output_section_element_input::set_section_addresses): Use layout
5465 parameter. Adjust code to use Output_section::Simple_input_section
5466 and Input_secction_info classes. Register filler for relaxation
5467 clean up.
5468 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5469 and section index pair with Output_section::Simple_input_section
5470 class. Adjust code accordingly.
5471 (Phdrs_element::release_segment): New method definition.
5472 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5473 segment list.
5474 (Script_sections::release_segments): New method definition.
5475 * gold/script-sections.h (Script_sections::release_segments): New
5476 method declaration.
5477 * gold/target.h (Target::may_relax, Target::relax,
5478 Target::do_may_relax, Target::do_relax): New method definitions.
5479
5e445df6
ILT		 54802009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5481
5482 * arm.cc (has_signed_unsigned_overflow): New function.
5483 (Arm_relocate_functions::abs8): New function.
5484 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5485 (Target_arm::Scan::global): Likewise.
5486 (Target_arm::relocate::relocate): Likewise.
5487 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5488 Likewise.
5489
8c604651 54902009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5491
5492 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5493 * testsuite/Makefile.in: Regenerate.
5494
1e9cc1c2
NC		 54952009-09-11 Nick Clifton <nickc@redhat.com>
5496
5497 * po/gold.pot: Updated by the Translation project.
5498
6a89f575
CC		 54992009-09-08 Cary Coutant <ccoutant@google.com>
5500
5501 * output.cc (Output_file::open): Add execute permission to empty file.
5502 * testsuite/Makefile.am (permission_test): New test.
5503 * testsuite/Makefile.in: Regenerate.
5504
fdcac5af
ILT		 55052009-09-02 Ian Lance Taylor <iant@google.com>
5506
5507 * output.cc (Output_file::resize): Call map_no_anonymous rather
5508 than map.
5509
44453f85
ILT		 55102009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5511
5512 * gold.cc: Include "incremental.h".
5513 (queue_initial_tasks): Call Incremental_checker methods.
5514 * incremental.cc: Include "output.h".
5515 (Incremental_checker::can_incrementally_link_output_file): New
5516 method.
5517 * incremental.h (Incremental_checker): New class.
5518
5519 * output.cc (Output_file::open_for_modification): New method.
5520 (Output_file::map_anonymous): Changed return type to bool. Record
5521 map in base_ field.
5522 (Output_file::map_no_anonymous): New method, broken out of map.
5523 (Output_file::map): Use map_no_anonymous and map_anonymous.
5524 * output.h (class Output_file): Update declarations.
5525
293c1386
CC		 55262009-08-24 Cary Coutant <ccoutant@google.com>
5527
5528 * options.h (Command_line::Pre_options): New class.
5529 (Command_line::pre_options): New member.
5530 * options.cc (gold::options::ready_to_register): New variable.
5531 (One_option::register_option): Do nothing if not registering options.
5532 Assert if same short option registered twice.
5533 (General_options::General_options): Turn off option registration when
5534 done constructing.
5535 (Command_line::Pre_options::Pre_options): New constructor.
5536
f773f3d2
CC		 55372009-08-24 Cary Coutant <ccoutant@google.com>
5538
06a73cfe
CC		 5539 * options.h (General_options::no_keep_memory): Remove incorrect
5540 short option.
f773f3d2 5541
a15af8e2
RW		 55422009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5543
5544 * Makefile.am (am__skiplex, am__skipyacc): New.
5545 * Makefile.in: Regenerate.
5546
c462b41b
RW		 55472009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5548
14ec8efd
RW		 5549 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5550 (INCLUDES): ... this.
5551 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5552 (AM_CPPFLAGS): Renamed from ...
5553 (INCLUDE): ... this.
5554 * Makefile.in, testsuite/Makefile.in: Regenerate.
5555
81ecdfbb
RW		 5556 * Makefile.in: Regenerate.
5557 * aclocal.m4: Likewise.
5558 * config.in: Likewise.
5559 * configure: Likewise.
5560 * testsuite/Makefile.in: Likewise.
5561
c462b41b
RW		 5562 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5563 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5564 * Makefile.in: Regenerate.
5565 * testsuite/Makefile.in: Regenerate.
5566
2da73f13
CC		 55672009-08-19 Cary Coutant <ccoutant@google.com>
5568
5569 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5570 symbols in shared libraries overridden by hidden or internal symbols
5571 in the main program.
5572
2db70501
CD		 55732009-08-19 Chris Demetriou <cgd@google.com>
5574
5575 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5576 checking source file names in error messages.
5577
f733487b
DK		 55782009-08-18 Doug Kwan <dougkwan@google.com>
5579
5580 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5581 an elcpp::Ehdr as parameter. Adjust call to set_target.
5582 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5583 an elfcpp::Ehdr as parameter.
5584 * object.cc (Object::set_target): Remove the version that looks up
5585 a target and sets it.
5586 (Sized_relobj::setup): Take a Target object instead of
5587 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5588 (make_elf_sized_object): Find target and ask target to
5589 make an ELF object.
5590 * object.h: (Object::set_target): Remove the version that looks up
5591 a target and sets it.
5592 (Sized_relobj::setup): Take a Target object instead of
5593 an elfcpp:Ehdr as parameter.
5594 * target.cc: Include dynobj.h.
5595 (Target::do_make_elf_object_implementation): New.
5596 (Target::do_make_elf_object): New.
5597 * target.h (Target::make_elf_object): New template declaration.
5598 (Target::do_make_elf_object): New method declarations.
5599 (Target::do_make_elf_object_implementation): New template declaration.
5600
cc70f101
ILT		 56012009-08-14 Ian Lance Taylor <iant@google.com>
5602
5603 * gold.h (FUNCTION_NAME): Define.
5604 (gold_unreachable): Use FUNCTION_NAME.
5605
ef5e0cb1
ST		 56062009-08-12 Sriraman Tallam <tmsriram@google.com>
5607
5608 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5609 symbol in the --keep-unique list is not found.
5610
48c187ce
ST		 56112009-08-12 Sriraman Tallam <tmsriram@google.com>
5612
5613 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5614 been maked as --keep-unique.
5615 (Icf::unfold_section): New function.
5616 * icf.h (Icf::unfold_section): New function.
5617 * options.h (General_options::keep_unique): New option.
5618 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5619 * testsuite/Makefile.in: Regenerate.
5620 * testsuite/icf_keep_unique_test.sh: New file.
5621 * testsuite/icf_keep_unique_test.cc: New file.
5622
645afe0c
CC		 56232009-08-12 Cary Coutant <ccoutant@google.com>
5624
5625 PR 10471
5626 * resolve.cc (Symbol_table::resolve): Check for references from
5627 dynamic objects to hidden and internal symbols.
5628 * testsuite/Makefile.am (hidden_test.sh): New test.
5629 * testsuite/Makefile.in: Regenerate.
5630 * testsuite/hidden_test.sh: New script.
5631 * testsuite/hidden_test_1.c: New test source.
5632 * testsuite/hidden_test_main.c: New test source.
5633
11af873f
DK		 56342009-08-11 Doug Kwan <dougkwan@google.com>
5635
5636 * arm.cc: Update comments.
5637 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5638 segment to locate the .ARM.exidx section if present.
5639
b9f7d72d
DK		 56402009-08-09 Doug Kwan <dougkwan@google.com>
5641
5642 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5643 patch.
5644
ddd3c53c
ST		 56452009-08-07 Sriraman Tallam <tmsriram@google.com>
5646 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5647 compiler warnings.
5648
27721062
ST		 56492009-08-06 Sriraman Tallam <tmsriram@google.com>
5650
5651 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5652 valid tls_segment only for non-debug-section relocations.
5653 * testsuite/Makefile.am: Add gc_tls_test.
5654 * testsuite/Makefile.in: Regenerate.
5655 * testsuite/gc_tls_test.cc: New file.
5656 * testsuite/gc_tls_test.sh: New file.
5657
ef15dade 56582009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5659
ef15dade
ST		 5660 * icf.cc: New file.
5661 * icf.h: New file.
5662 * Makefile.am (CCFILES): Add icf.cc.
5663 (HFILES): Add icf.h
5664 * Makefile.in: Regenerate.
5665 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5666 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5667 section, symbol and addend information for the relocs.
5668 * gold.cc (queue_middle_tasks): Call identical code folding.
5669 * gold.h: Add defines for multimap.
5670 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5671 to the call of finalize_local_symbols.
5672 * main.cc (main): Create object of class Icf.
5673 * object.cc (Sized_relobj::do_layout): Allow this function to be
5674 called twice during icf.
5675 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5676 to sections marked as identical by icf.
5677 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5678 when available.
5679 (Sized_relobj::do_section_entsize): New function.
5680 * object.h (Object::section_entsize): New function.
5681 (Object::do_section_entsize): New pure virtual function.
5682 (Relobj::finalize_local_symbols): Add new parameter.
5683 (Relobj::do_section_entsize): New function.
5684 * options.h (General_options::icf): New option.
5685 (General_options::icf_iterations): New option.
5686 (General_options::print_icf_sections): New option.
5687 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5688 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5689 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5690 icf.
5691 * symtab.cc (Symbol_table::is_section_folded): New function.
5692 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5693 to sections marked as identical by icf.
5694 * symtab.h (Symbol_table::set_icf): New function.
5695 (Symbol_table::icf): New function.
5696 (Symbol_table::is_section_folded): New function.
5697 (Symbol_table::icf_): New data member.
5698 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5699 * testsuite/Makefile.am: Add commands to build icf_test.
5700 * testsuite/Makefile.in: Regenerate.
5701 * testsuite/icf_test.sh: New file.
5702 * testsuite/icf_test.cc: New file.
5703
c3b65ac4
CD		 57042009-07-24 Chris Demetriou <cgd@google.com>
5705
5706 * layout.cc (is_compressible_debug_section): Fix incorrect
5707 comment about compressed section names.
5708
1caf2c51
ILT		 57092009-07-20 Ian Lance Taylor <ian@airs.com>
5710
5711 PR 10419
5712 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5713
1ef4d87f
ILT		 57142009-07-16 Ian Lance Taylor <iant@google.com>
5715
5716 PR 10400
5717 * layout.h: #include <map>.
5718 (class Kept_section): Change from struct to class. Add accessors
5719 and setters. Add section size to Comdat_group mapping. Change
5720 Comdat_group to std::map. Add is_comdat_ field. Add
5721 linkonce_size field in union.
5722 (class Layout): Update declaration of find_or_add_kept_section.
5723 Don't declare find_kept_object.
5724 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5725 parameter. Add object, shndx, is_comdat, and is_group_name
5726 parameters. Change all callers. Adjust for new Kept_section.
5727 (Layout::find_kept_object): Remove.
5728 * object.cc (Sized_relobj::include_section_group): Update use of
5729 Kept_section. Rename secnum to shndx. Only record
5730 Kept_comdat_section if sections are the same size.
5731 (Sized_relobj::include_linkonce_section): Update use of
5732 Kept_section. Only record Kept_comdat_section if sections are the
5733 same size. Set size of linkonce section.
5734 (Sized_relobj::map_to_kept_section): Update call to
5735 get_kept_comdat_section.
5736 * object.h (class Sized_relobj): Rename fields in
5737 Kept_comdat_section to drop trailing underscores; change object
5738 field to Relobj*. Change Kept_comdat_section_table to store
5739 struct rather than pointer.
5740 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5741 Add kept_object and kept_shndx parameters. Change all callers.
5742 (Sized_relobj::get_kept_comdat_section): Change return type to
5743 bool. Add kept_object and kept_shndx parameters. Change all
5744 callers.
5745 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5746 Layout::find_or_add_kept_section.
5747
37c3b7b0
ILT		 57482009-07-09 Ian Lance Taylor <iant@google.com>
5749
5750 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5751 Reserve space in the hash table.
5752
98fa85cb
ILT		 57532009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5754
5755 * fileread.cc (File_read::get_mtime): New method.
5756 * fileread.h (Timespec): New structure.
5757 (File_read::get_mtime): New method.
5758 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5759 Renamed from timestamp_nsec.
5760 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5761 Elf_Xword.
e1df38aa 5762 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 5763 timestamp_nsec.
e1df38aa 5764 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 5765 (Incremental_inputs::report_obejct): Save mtime; style fix.
5766 (Incremental_inputs::report_script): Save mtime; style fix.
5767 (Incremental_inputs::finalize_inputs): Style fix.
5768 (Incremental_inputs::finalize): Style fix.
5769 (Incremental_inputs::create_input_section_data): Store inputs
5770 mtime.
5771 * incremental.h (Incremental_inputs::report_script): Add mtime
5772 argument.
5773 (Incremental_inputs::Input_info::Input_info): Intialize only one
5774 union member.
5775 (Incremental_inputs::Input_info::archive): Move to nameless
5776 union.
5777 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5778 (Incremental_inputs::Input_info::script): Move to nameless union.
5779 (Incremental_inputs::mtime): New field.
5780 * script.cc (read_input_script): Pass file mtime to
5781 Incremental_input.
5782 * script.h (Script_info::inputs): Style fix.
5783
c9d70757
ILT		 57842009-07-01 Ian Lance Taylor <ian@airs.com>
5785
5786 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5787 instead of 32.
5788
9c547ec3
ILT		 57892009-06-24 Ian Lance Taylor <iant@google.com>
5790
5791 PR 10156
5792 * layout.cc (Layout::choose_output_section): If we find an
5793 existing section, update the flags.
5794 (Layout::create_notes): New function, broken out of
5795 Layout::finalize.
5796 (Layout::finalize): Don't create note sections.
5797 (Layout::create_note): Don't crash if linker script discards
5798 section.
5799 (Layout::create_gold_note): Likewise.
5800 (Layout::create_build_id): Likewise. Don't set
5801 after_input_sections on the section.
5802 (Layout::create_executable_stack_info): Remove target parameter.
5803 Change caller.
5804 * layout.h (class Layout): Declare create_notes. Update
5805 declaration of create_executable_stack_info.
5806 * gold.cc (queue_middle_tasks): Call create_notes.
5807 * output.cc (Output_section::update_flags_for_input_section): Move
5808 here from output.h. If SHF_ALLOC flag is newly set, mark address
5809 invalid.
5810 * output.h (Output_data::mark_address_invalid): New function.
5811 (class Output_section): Only declare, not define,
5812 update_flags_for_input_section. Remove set_flags.
5813
55458500
ILT		 58142009-06-24 Ian Lance Taylor <iant@google.com>
5815
5816 * script-sections.cc (Output_section_definition::
5817 set_section_addresses): Rename shadowing local load_address to
5818 laddr.
5819
1307d6cd
ILT		 58202009-06-24 Ian Lance Taylor <iant@google.com>
5821
5822 PR 10244
5823 * reloc.cc (relocate_sections): Skip empty relocation sections.
5824
ec3f783e
ILT		 58252009-06-23 Ian Lance Taylor <iant@google.com>
5826
5827 PR 10156
5828 * layout.cc (Layout::create_note): Use choose_output_section
5829 rather than make_output_section.
5830
459c9f1c
ILT		 58312009-06-23 Ian Lance Taylor <iant@google.com>
5832
5833 PR 10237
5834 * options.cc (General_options::parse_V): Set printed_version_.
5835 (General_options::General_options): Initialize printed_version_.
5836 * options.h (class General_options): Add printed_version_ field.
5837 * gold.cc (queue_initial_tasks): If there are no input files,
5838 don't give a fatal error if we printed the version information.
5839 (queue_middle_tasks): If using -r with a shared object, give a
5840 fatal error rather than an ordinary error.
5841
1518dc8f
ILT		 58422009-06-23 Ian Lance Taylor <iant@google.com>
5843
5844 PR 10219
5845 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5846 (Layout::make_output_section): Set have_stabstr_section_ if we see
5847 a .stab*str section.
5848 (Layout::finalize): Call link_stabs_sections.
5849 (Layout::link_stabs_sections): New file.
5850 * layout.h (class Layout): Add have_stabstr_section_ field.
5851 Declare link_stabs_sections.
5852
3d857b98
DK		 58532009-06-23 Doug Kwan <dougkwan@google.com>
5854
5855 * Makefile.am (libgold_a_LIBADD): New.
5856 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5857 * Makefile.in: Regenerate.
5858 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5859 * configure: Regenerate.
5860 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5861 * fileread.cc: Include sys/state.h
5862 * gold.h: Declare memmem and strndup if found missing.
5863 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5864
0639a6f6
ILT		 58652009-06-23 Ian Lance Taylor <iant@google.com>
5866
5867 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5868 * configure: Rebuild.
5869
8d63875c
ILT		 58702009-06-23 Ian Lance Taylor <iant@google.com>
5871
5872 PR 10147
5873 * object.cc (Object::section_contents): Don't try to get a view if
5874 the section has length zero.
5875 (Object::handle_gnu_warning_section): If the section is empty, use
5876 the name of the section as the warning.
5877
f7c8a183
ILT		 58782009-06-23 Ian Lance Taylor <iant@google.com>
5879
5880 PR 10133
5881 * stringpool.h (class Stringpool_template): Add optimize_ field.
5882 (Stringpool_template::set_optimize): New function.
5883 * stringpool.cc (Stringpool_template::Stringpool_template):
5884 Initialize optimize_ field.
5885 (Stringpool_template::set_string_offsets): Test local optimize
5886 fild rather than parameter.
5887 * layout.cc (Layout::Layout): Call set_optimize on the section
5888 name stringpool.
5889
e6a307ba
ILT		 58902009-06-22 Ian Lance Taylor <iant@google.com>
5891
5892 PR 10030
5893 * yyscript.y: Parse TARGET.
5894 * script.cc (script_set_target): New function.
5895 * script-c.h (script_set_target): Declare.
5896 * options.cc (General_options::string_to_object_format): Rename
5897 from string_to_object_format in anonymous namespace. Change
5898 callers.
5899 * options.h (class General_options): Declare
5900 string_to_object_format.
5901
3ee173de
ILT		 59022009-06-22 Ian Lance Taylor <iant@google.com>
5903
5904 * script-sections.cc (Script_sections::create_segments): Don't put
5905 program headers in a PT_LOAD segment if -n or -N.
5906
59072009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 5908
5909 PR 10141
5910 * options.h (class General_options): Add -z lazy and -z now. Sort
5911 -z options into alphabetical order.
5912 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5913
cd6739a1 59142009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 5915
5916 * layout.cc (Layout::make_output_section): Call
5917 Target::new_output_section.
5918 (Layout::attach_allocated_section_to_segment): Put large section
5919 sections in a separate load segment with the large segment flag
5920 set.
5921 (Layout::segment_precedes): Sort large data segments after other
5922 load segments.
5923 (align_file_offset): New static function.
5924 (Layout::set_segment_offsets): Use align_file_offset.
5925 * output.h (class Output_section): Add is_small_section_ and
5926 is_large_section_ fields.
5927 (Output_section::is_small_section): New function.
5928 (Output_section::set_is_small_section): New function.
5929 (Output_section::is_large_section): New function.
5930 (Output_section::set_is_large_section): New function.
5931 (Output_section::is_large_data_section): New function.
5932 (class Output_segment): Add is_large_data_segment_ field.
5933 (Output_segment::is_large_data_segment): New function.
5934 (Output_segment::set_is_large_data_segment): New function.
5935 * output.cc (Output_section::Output_section): Initialize new
5936 fields.
5937 (Output_segment::Output_segment): Likewise.
5938 (Output_segment::add_output_section): Add assertion that large
5939 data sections always go in large data segments. Force small data
5940 sections to the end of the list of data sections. Force small BSS
5941 sections to the start of the list of BSS sections. For large BSS
5942 sections to the end of the list of BSS sections.
5943 * symtab.h (class Symbol): Declare is_common_shndx.
5944 (Symbol::is_defined): Check Symbol::is_common_shndx.
5945 (Symbol::is_common): Likewise.
5946 (class Symbol_table): Define enum Commons_section_type. Update
5947 declarations. Add small_commons_ and large_commons_ fields.
5948 * symtab.cc (Symbol::is_common_shndx): New function.
5949 (Symbol_table::Symbol_table): Initialize new fields.
5950 (Symbol_table::add_from_object): Put small and large common
5951 symbols in the right list.
5952 (Symbol_table::sized_finalized_symbol): Check
5953 Symbol::is_common_shndx.
5954 (Symbol_table::sized_write_globals): Likewise.
5955 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5956 common symbol lists. Don't call do_allocate_commons_list if the
5957 list is empty.
5958 (Symbol_table::do_allocate_commons_list): Remove is_tls
5959 parameter. Add comons_section_type parameter. Change all
5960 callers. Handle small and large common symbols.
5961 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5962 Symbol::is_common_shndx.
5963 * resolve.cc (symbol_to_bits): Likewise.
5964 * target.h (Target::small_common_shndx): New function.
5965 (Target::small_common_section_flags): New function.
5966 (Target::large_common_shndx): New function.
5967 (Target::large_common_section_flags): New function.
5968 (Target::new_output_section): New function.
5969 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5970 small_common_section_flags, and large_common_section_flags
5971 fields.
5972 (Target::do_new_output_section): New virtual function.
5973 * arm.cc (Target_arm::arm_info): Initialize new fields.
5974 * i386.cc (Target_i386::i386_info): Likewise.
5975 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5976 Likewise.
5977 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5978 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5979 (Target_x86_64::do_new_output_section): New function.
5980 * configure.ac: Define conditional MCMODEL_MEDIUM.
5981 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5982 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5983 (large_LDFLAGS): Define.
5984 * testsuite/large.c: New file.
5985 * testsuite/testfile.cc (Target_test::test_target_info):
5986 Initialize new fields.
5987 * configure, testsuite/Makefile.in: Rebuild.
5988
bb04269c
DK		 59892009-06-05 Doug Kwan <dougkwan@google.com>
5990
5991 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 5992 * Makefile.in: Regenerate.
bb04269c
DK		 5993 * i386.cc (class Target_i386): Define new virtual method to
5994 override do_is_local_label_name in parent.
5995 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5996 local symbols if --discard-locals or -X is given.
5997 * options.h (class General_options): Declare new options
5998 '--discard-locals' and '-X' for discarding locals.
5999 * target.h (class Target): Define new methods is_local_label_name.
6000 Declare new virtual method do_is_local_label_name.
6001 * target.cc: New file.
6002 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6003 (check_SCRIPTS): Add discard_locals_test.sh.
6004 (check_DATA): Add discard_local_tests.syms.
6005 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6006 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6007 * testsuite/Makefile.in: Regenerate.
6008 * testsuite/discard_locals_test.c: New file.
6009 * testsuite/discard_locals_test.sh: Same.
6010
805bb01c
DK		 60112009-06-05 Doug Kwan <dougkwan@google.com>
6012
6013 * object.cc (Sized_relobj::Sized_relobj): Initialize
6014 discarded_eh_frame_shndx_ to -1U.
6015 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6016 section.
6017 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6018 a discarded .eh_frame section.
6019 (Sized_relobj::do_finalize_local_symbols): Ditto.
6020 * object.h (class Sized_relobj): Declare new member
6021 discarded_eh_frame_shndx_.
6022 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6023 (local_labels_test.o, local_labels_test): New rules.
6024 * testsuite/Makefile.in: Regenerate.
6025
1dcd334d
DK		 60262009-06-04 Doug Kwan <dougkwan@google.com>
6027
6028 * layout.cc (Layout::section_name_mapping): Add mapping for
6029 special ARM sections.
6030
96d49306
DK		 60312009-06-03 Doug Kwan <dougkwan@google.com>
6032
6033 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6034 (utils::has_overflow): Same.
6035
dff16297
ILT		 60362009-06-03 Ian Lance Taylor <iant@google.com>
6037
6038 * layout.cc (Layout::section_name_mapping): New array, replacing
6039 Layout::linkonce_mapping.
6040 (Layout::section_name_mapping_count): New variable, replacing
6041 Layout::linkonce_mapping_count.
6042 (Layout::linkonce_output_name): Remove.
6043 (Layout::output_section_name): Rewrite.
6044 * layout.h (class Layout): Rename Linkonce_mapping to
6045 Section_name_mapping, linkonce_mapping to section_name_mapping,
6046 linkonce_mapping_count to section_name_mapping_count. Don't
6047 declare linkonce_output_name.
6048
c121c671
DK		 60492009-06-03 Doug Kwan <dougkwan@google.com>
6050
6051 * gold/arm.cc (namespace utils): New.
6052 (Target_arm::reloc_is_non_pic): Define new method.
6053 (class Arm_relocate_functions): New.
6054 (Target_arm::Relocate::relocate): Handle relocation types used by
6055 Android.
6056
07800fab
ILT		 60572009-06-03 Ian Lance Taylor <iant@google.com>
6058
6059 * arm.cc (Target_arm::scan::global): Use || instead of |.
6060
c121c671
DK		 60612009-06-02 Doug Kwan <dougkwan@google.com>
6062
6063 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6064 issued_non_pic_error_.
6065 (class Target_arm::Scan): Declare new method check_non_pic.
6066 Define new method symbol_needs_plt_entry.
6067 Declare new data member issued_non_pic_error_.
6068 (class Target_arm::Relocate): Declare new method
6069 should_apply_static_reloc.
6070 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6071 (Target_arm::Scan::check_non_pic): Define new method.
6072 (Target_arm::Scan::local): Handle a small subset of reloc types used
6073 by Android.
6074 (Target_arm::Scan::local): Same.
6075 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6076
b19b0c6d
ILT		 60772009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6078
6079 * incremental.cc (Incremental_inputs::report_command_line): Filter
6080 out --incremental-* options.
6081
94cdfcff
DK		 60822009-05-29 Doug Kwan <dougkwan@google.com>
6083
6084 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6085 template class.
6086 (class Target_arm): Update comment.
6087 (Target_arm::Target_arm): Initialize new data members GOT_,
6088 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6089 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6090 and Target_arm::rel_dyn_section.
6091 Declare new_enum Target_arm::Got_type.
6092 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6093 and DYNBSS_.
6094 Update commments for member do_dynsym_value.
6095 (Target_arm::got_size, Target_arm::plt_section,
6096 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6097 new methods inside class defintion.
6098 (Target_arm::got_section): Define new method.
6099 (Target_arm::rel_dyn_section): Same.
6100 (Output_data_plt_arm): New template class.
6101 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6102 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6103 (Output_data_plt_arm::add_entry): Same.
6104 (Output_data_plt_arm::first_plt_entry): Define new
6105 static data member for PLT instruction template.
6106 (Output_data_plt_arm::plt_entry): Same.
6107 (Output_data_plt_arm::do_write): Define new method.
6108 (Target_arm::make_plt_entry): Same.
6109 (Target_arm::do_finalize_sections): Same.
6110 (Target_arm::do_dynsym_value): Same.
6111
4a657b0d
DK		 61122009-05-28 Doug Kwan <dougkwan@google.com>
6113
6114 * Makefile.am (TARGETSOURCES): Add arm.cc.
6115 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6116 * Makefile.in: Regenerate.
6117 * arm.cc: New file.
6118 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6119
e7ae8c36
DK		 61202009-05-26 Doug Kwan <dougkwan@google.com>
6121
6122 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6123 (General_options::check_excluded_libs): Strip off directories in
6124 archive name before matching like GNU ld does.
6125 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6126 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6127 (exclude_libs_test_LDFLAGS): Add linker option
6128 -Wl,--exclude-libs,libexclude_libs_test_3
6129 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6130 an explicit archive without using -l.
6131 (alt/libexclude_libs_test_3.a): New make rule.
6132 * testsuite/Makefile.in: Regenerate.
6133 * testsuite/exclude_libs_test.c : Declare lib3_default().
6134 (main): Call it.
6135 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6136 * exclude_libs_test_3.c: New file.
6137
f12e7348
NC		 61382009-05-26 Nick Clifton <nickc@redhat.com>
6139
6140 * po/id.po: New Indonesian translation.
6141 * po/gold.pot: Updated template file.
6142
4daadc0d
ST		 61432009-05-22 Sriraman Tallam <tmsriram@google.com>
6144
e1df38aa 6145 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6146 gc_comdat_test files. Add -Wl,--gc-sections to build
6147 gc_comdat_test.
6148 * testsuite/Makefile.in: Regenerate.
6149 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6150
531813ad
ST		 61512009-05-21 Sriraman Tallam <tmsriram@google.com>
6152
6153 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6154 kept comdat section was garbage collected.
6155 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6156 * testsuite/Makefile.in: Regenerate.
6157 * testsuite/gc_comdat_test.sh: New file.
6158 * testsuite/gc_comdat_test_1.cc: New file.
6159 * testsuite/gc_comdat_test_2.cc: New file.
6160
65514900
CC		 61612009-05-19 Doug Kwan <dougkwan@google.com>
6162
6163 * archive.cc (Archive::Archive): Move constructor from archive.h
6164 to here. Initialize no_export_.
6165 (Archive::get_elf_object_for_member): Set no_export flag of object.
6166 * archive.h (Archive::Archive): Move constructor body to
6167 archive.cc.
6168 (Archive::no_export): New method.
6169 (Archive::no_export_): New field.
6170 * object.h (Object::Object): Initialize no_export_ to false.
6171 (Object::no_export, Object::set_no_export): New methods.
6172 (Object::no_export_): New field.
6173 * options.cc (General_options::parse_exclude_libs): New method.
6174 (General_options::check_excluded_libs) Same.
6175 * options.h (exclude_libs): New option.
6176 (General_options::check_excluded_libs): New method declaration.
6177 (General_options::excluded_libs_): New field.
6178 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6179 default or protected visibility if an object has no-export flag set.
6180 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6181 (check_SCRIPTS): Add exclude_libs_test.sh.
6182 (check_DATA): Add exclude_libs_test.syms.
6183 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6184 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6185 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6186 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6187 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6188 libexclude_libs_test_2.a): New rules.
6189 * testsuite/Makefile.in: Regenerate.
6190 * testsuite/exclude_libs_test.c: New file.
6191 * testsuite/exclude_libs_test.sh: Ditto.
6192 * testsuite/exclude_libs_test_1.c: Ditto.
6193 * testsuite/exclude_libs_test_2.c: Ditto.
6194
1b77ea50
ILT		 61952009-05-15 Ian Lance Taylor <iant@google.com>
6196
6197 * configure.ac: Check for declarations for cases where libiberty.h
6198 checks HAVE_DECL_xxx.
6199 * configure, config.in: Rebuild.
6200
072fe7ce
ILT		 62012009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6202
6203 * gold.h (Incremental_argument_list): Remove (invalid) forward
6204 declaration.
6205 * incremental.cc (Incremental_inputs::report_achive): New method.
6206 (Incremental_inputs::report_object): New method.
6207 (Incremental_inputs::report_script): New method.
6208 (Incremental_inputs::finalize_inputs): New method.
6209 (Incremental_inputs::finalize): Call finalize_inputs().
6210 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6211 Create inputs entries.
6212 * incremental.h (Incremental_input_type): New enum.
6213 (Incremental_inputs::Incremental_input): Initialize new fields.
6214 (Incremental_inputs::report_inputs): New method.
6215 (Incremental_inputs::report_achive): New method.
6216 (Incremental_inputs::report_object): New method.
6217 (Incremental_inputs::report_script): New method.
6218 (Incremental_inputs::finalize_inputs): New method.
6219 (Incremental_inputs::Input_info): New struct.
6220 (Incremental_inputs::Input_info_map): New typedef.
6221 (Incremental_inputs::lock_): New field.
6222 (Incremental_inputs::Inputs_): New field.
6223 (Incremental_inputs::Inputs_map): New field.
6224 * main.cc (main): Call Incremental_input::report_inputs.
6225 * options.h (Input_argument_list): Typedef moved from
6226 Input_arguments.
6227 (Input_file_group::Files): Remove, use ::Input_argument_list.
6228 (Input_file_group::Input_argument_list): Remove, use
6229 ::Input_argument_list.
6230 * plugin.cc (Plugin_manager::add_input_file): Add error in
6231 incremental build.
6232 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6233 functions.
6234 * script.cc (read_input_script): Call
6235 Incremental_input::report_script.
6236 * script.h (Script_info): New class.
6237
b0481b0b
ILT		 62382009-04-27 Ian Lance Taylor <iant@google.com>
6239
6240 * x86_64.cc (do_adjust_output_section): Set entsize to
6241 plt_entry_size.
6242
b22a5a41 62432009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6244
6245 * output.cc (Output_file::close): After short writes, continue
6246 writing from the correct offset in the buffer being written.
6247
40fde488
CD		 62482009-04-23 Chris Demetriou <cgd@google.com>
6249
6250 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6251 * configure: Regenerate.
6252 * config.in: Regenerate.
6253 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6254 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6255
3ce2c28e
ILT		 62562009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6257
6258 * incremental.cc (Incremental_inputs_header_data): Renamed from
6259 Incremental_input_header_data.
6260 (Incremental_inputs_header_data::data_size): New field.
6261 (Incremental_inputs_header_data::put_input_file_count): Renamed
6262 from input_file_count.
6263 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6264 from command_line_offset.
6265 (Incremental_inputs_header_data::put_reserved): Renamed from
6266 put_reserved.
6267 (Incremental_inputs_entry_data): Renamed from
6268 Incremental_input_entry_data.
6269 (Incremental_inputs_entry_data::data_size): New field.
6270 (Incremental_inputs::report_command_line): New method.
6271 (Incremental_inputs::finalize): New method.
6272 (Incremental_inputs::create_incremental_inputs_data): New method.
6273 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6274 * incremental.h: New file.
6275 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6276 (Layout::finalize): Create incremental inputs section in
6277 incremental builds.
6278 (Layout::create_incremental_info_sections): New method.
6279 * layout.h (Layout::incremental_inputs): New method.
6280 (Layout::create_incremental_info_sections): New method.
6281 (Layout::incremental_inputs_): New field.
6282 * main.cc (main): Notify Incremental_input of the command line.
6283
e55bde5e
ILT		 62842009-04-01 Ian Lance Taylor <iant@google.com>
6285 Mikolaj Zalewski <mikolajz@google.com>
6286
6287 * gold.h (reserve_unordered_map): Define, three versions, one for
6288 each version of Unordered_map.
6289 * layout.cc (Layout::Layout): Remove options parameter. Add
6290 number_of_input_files parameter. Don't initialize options_.
6291 Initialize number_of_input_files_ and resized_signatures_. Move
6292 sections_are_attached_.
6293 (Layout::layout_group): Reserve space for group_signatures_.
6294 (Layout::find_or_add_kept_section): Change name parameter to be a
6295 reference. Resize signatures_ map when it gets large enough.
6296 (Layout::layout_eh_frame): Use parameters->options() instead of
6297 this->options_.
6298 (Layout::make_output_section): Likewise.
6299 (Layout::attach_allocated_section_to_segment): Likewise.
6300 (Layout::finalize, Layout::create_executable_stack): Likewise.
6301 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6302 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6303 * layout.h (class Layout): Update declarations. Remove options_
6304 field. Add number_of_input_files_ and resized_signatures_
6305 fields. Move sections_are_attached_ field.
6306 * main.cc (main): Pass number of input files to Layout
6307 constructor. Don't pass options.
6308
154b857c
ILT		 63092009-03-30 Ian Lance Taylor <iant@google.com>
6310
6311 * ffsll.c (ffsll): Correct implementation.
6312
2f35ab9b
ILT		 63132009-03-27 Ian Lance Taylor <iant@google.com>
6314
fd03461a
ILT		 6315 * ffsll.c: New file.
6316 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6317 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6318 * ftruncate.c (ftruncate): Declare before definition.
6319 * mremap.c (mremap): Likewise.
6320 * pread.c (pread): Likewise.
6321 * configure, Makefile.in, config.in: Rebuild.
6322
2f35ab9b
ILT		 6323 * mremap.c: New file.
6324 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6325 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6326 (mremap): Declare if HAVE_MREMAP is not defined.
6327 * configure, Makefile.in, config.in: Rebuild.
6328
33aea2fd
CC		 63292009-03-27 Cary Coutant <ccoutant@google.com>
6330
6331 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6332 position independent.
6333 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6334 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6335
6d479619
CC		 63362009-03-24 Cary Coutant <ccoutant@google.com>
6337
6338 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6339 an executable.
6340 (needs_dynamic_reloc): Likewise.
6341
afc06bb8
ILT		 63422009-03-24 Ian Lance Taylor <iant@google.com>
6343
6344 * yyscript.y (file_cmd): Recognize EXTERN.
6345 (extern_name_list, extern_name_list_body): New nonterminals.
6346 * script.cc (script_add_extern): Define.
6347 * script-c.h (script_add_extern): Declare.
6348
f6060a4d
ILT		 63492009-03-24 Rafael Avila de Espindola <espindola@google.com>
6350
6351 * object.cc (is_elf_object): Define.
6352 * object.h (is_elf_object): Declare.
6353 * archive.cc (Archive::get_elf_object_for_member): Call
6354 is_elf_object.
33aea2fd 6355 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6356
26736d8e
ILT		 63572009-03-24 Elliott Hughes <enh@google.com>
6358
6359 * output.cc (Output_file::map_anonymous): Define.
6360 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6361 try an anonymous one. Report the size if the mmap fails.
6362 * output.h (class Output_file): Declare map_anonymous.
6363
22fd9730
ILT		 63642009-03-24 Ian Lance Taylor <iant@google.com>
6365
6366 * target-select.cc (instantiate_target): Don't acquire the lock if
6367 the instantiated_target_ field has already been set.
6368
cb010894
ILT		 63692009-03-23 Ian Lance Taylor <iant@google.com>
6370
7f055c20
ILT		 6371 * gold-threads.h (class Initialize_lock): Define.
6372 * gold-threads.cc (class Initialize_lock_once): Define.
6373 (initialize_lock_control): New static variable.
6374 (initialize_lock_pointer): New static variable.
6375 (initialize_lock_once): New static function.
6376 (Initialize_lock::Initialize_lock): Define.
6377 (Initialize_lock::initialize): Define.
6378 * target-select.h: Include "gold-threads.h".
6379 (class Target_selector): Add lock_ and initialize_lock_ fields.
6380 Don't define instantiate_target, just declare it.
6381 * target-select.cc (Target_selector::Target_selector): Initialize
6382 new fields.
6383 (Target_selector::instantiate_target): Define.
6384 * descriptors.h: Include "gold-threads.h".
6385 (class Descriptors): Add initialize_lock_ field.
6386 * descriptors.cc (Descriptors::Descriptors): Initialize new
6387 field.
6388 (Descriptors::open): Use initialize_lock_ field
6389 * errors.h (class Errors): Add initialize_lock_ field.
6390 * errors.cc (Errors::Errors): Initialize new field.
6391 (Errors::initialize_lock): Use initialize_lock_ field.
6392 * powerpc.cc (class Target_selector_powerpc): Remove
6393 instantiated_target_ field. In do_recognize call
6394 instantiate_target rather than do_instantiate_target. In
6395 do_instantiate_target just allocate a new target.
6396 * sparc.cc (class Target_selector_sparc): Likewise.
6397
36959681
ILT		 6398 * freebsd.h: New file.
6399 * i386.cc: Include "freebsd.h".
6400 (Target_i386): Derive from Target_freebsd rather than
6401 Sized_target.
6402 (Target_selector_i386): Derive from Target_selector_freebsd rather
6403 than Target_selector.
6404 * x86_64.cc: Include "freebsd.h".
6405 (Target_x86_64): Derive from Target_freebsd rather than
6406 Sized_target.
6407 (Target_selector_x86_64): Derive from Target_selector_freebsd
6408 rather than Target_selector.
6409 * target.h (class Target): Add adjust_elf_header and
6410 do_adjust_elf_header.
6411 * output.cc (Output_file_header:: do_sized_write): Call target
6412 adjust_elf_header routine.
6413 * configure.tgt: Set targ_osabi.
6414 * configure.ac: Define GOLD_DEFAULT_OSABI.
6415 * parameters.cc (Parameters::default_target): Pass
6416 GOLD_DEFAULT_OSABI to select_target.
6417 * target-select.h (class Target_selector): Make instantiate_target
6418 protected rather than private.
6419 * Makefile.am (HFILES): Add freebsd.h.
6420 * configure, Makefile.in, config.in: Rebuild.
6421
cb010894
ILT		 6422 * merge.cc (do_add_input_section): Correct pend value. Change
6423 message about last entry not being null terminated from error to
6424 warning.
6425
0e879927
ILT		 64262009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6427
6428 * incremental.cc: New file.
6429 * Makefile.am (CCFILES): Add incremental.cc.
6430 * Makefile.in: Rebuild.
6431
41105937
PP		 64322009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6433
6434 * layout.cc (Layout::output_section_name): Preserve names
6435 of '.note.' sections.
e1df38aa 6436
60439920
ILT		 64372009-03-19 Ian Lance Taylor <iant@google.com>
6438
6439 * descriptors.cc (Descriptors::open): Check that the options are
6440 valid before using them.
6441
0d371ad3
ILT		 64422009-03-18 Ian Lance Taylor <iant@google.com>
6443
6444 * script-sections.h: Include <list>.
6445 (class Script_sections): Change Sections_elements from std::vector
6446 to std::list. Typedef public Elements_iterator. Add
6447 orphan_section_placement_, data_segment_align_start_, and
6448 saw_data_segment_align_ fields. Remove data_segment_align_index_
6449 field.
6450 * script-sections.cc (class Orphan_section_placement): New class.
6451 (class Sections_element): Add virtual functions is_relro and
6452 orphan_section_init. Remove virtual function place_orphan_here.
6453 (class Output_section_definition): Add is_relro and
6454 orphan_section_init. Remove place_orphan_here.
6455 (class Orphan_output_section): Likewise.
6456 (Script_sections::Script_sections): Update for field changes.
6457 (Script_sections::data_segment_align): Set saw_data_segment_align_
6458 and data_segment_align_start_, not data_segment_align_index.
6459 (Script_sections::data_segment_relro_end): Check
6460 saw_data_segment_align_. Use data_segment_align_start_ rather
6461 than data_segment_align_index_.
6462 (Script_sections::place_orphan): Rewrite to use
6463 Orphan_section_placement.
6464
9201d894
ILT		 64652009-03-17 Ian Lance Taylor <iant@google.com>
6466
9c5b8369
ILT		 6467 * archive.cc (Archive::add_symbols): Check for a version attached
6468 to the symbol name in the archive map.
6469 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6470 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6471 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6472 (ver_test_11.a): New target.
6473 * testsuite/Makefile.in: Rebuild.
6474
9201d894
ILT		 6475 * configure.ac: Check for chsize and posix_fallocate. Replace
6476 ftruncate.
6477 * ftruncate.c: New file, from gnulib.
6478 * output.cc (posix_fallocate): Define dummy version if not
6479 HAVE_POSIX_FALLOCATE.
6480 (Output_file::map): Call posix_fallocate rather than lseek and
6481 write.
6482 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6483 * configure, Makefile.in, config.in: Rebuild.
6484
ef4ab7a8 64852009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6486
ef4ab7a8
PP		 6487 * layout.h (Layout::create_note): Add section_name parameter.
6488 * layout.cc (Layout::create_note): Likewise.
6489 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6490
8c500701
ILT		 64912009-03-17 Ian Lance Taylor <iant@google.com>
6492
e85b18e1
ILT		 6493 * descriptors.cc: Include "options.h".
6494 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6495 (Descriptors::open): Always use O_CLOEXEC when opening a new
6496 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6497 then set FD_CLOEXEC.
6498
9efe6174
ILT		 6499 * sparc.cc (class Target_sparc): Add has_got_section.
6500 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6501 make sure we have a GOT section.
6502
6503 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6504 (Target_sparc::Scan::local): Likewise.
6505 (Target_sparc::Scan::global): Likewise.
6506 (Target_sparc::Relocate::relocate): Likewise.
6507 (Target_sparc::Relocate::relocate_tls): Likewise.
6508
8c500701
ILT		 6509 * symtab.cc (Symbol_table::define_default_version): New function,
6510 broken out of add_from_object.
6511 (Symbol_table::add_from_object): Call define_default_version.
6512 (Symbol_table::define_special_symbol): Add resolve_oldsym
6513 parameter. Change all callers. If the version for a symbol comes
6514 from a version script, resolve it with the symbol with the same
6515 name with no version. Also add the symbol without a version if
6516 appropriate.
6517 (do_define_in_output_data): If resolving with oldsym, don't delete
6518 sym.
6519 (do_define_in_output_segment): Likewise.
6520 (do_define_as_constant): Likewise.
6521 * symtab.h (class Symbol_table): Update declarations.
6522
f1ed28fb
ILT		 65232009-03-13 Ian Lance Taylor <iant@google.com>
6524
15f8229b
ILT		 6525 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6526 (Read_symbols::requeue): New function.
6527 (Read_symbols::do_read_symbols): If make_elf_object fails because
6528 the target type is not configured, and the file was searched for,
6529 issue a warning and retry with the next directory.
6530 (Add_symbols::run): If the file has an incompatible format, and
6531 it was searched for, requeue the Read_symbols task. On error,
6532 release the object.
6533 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6534 dirindex parameter to constructor. Change all callers. Declare
6535 incompatible_warning and requeue.
6536 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6537 input_argument_ and input_group_ fields. Add them to
6538 constructor. Change all callers.
6539 (class Read_script): Add dirindex_ field. Add it to constructor.
6540 Change all callers.
6541 * archive.cc (Archive::setup): Remove input_objects parameter.
6542 Change all callers.
6543 (Archive::get_file_and_offset): Likewise.
6544 (Archive::read_all_symbols): Likewise.
6545 (Archive::read_symbols): Likewise.
6546 (Archive::get_elf_object_for_member): Remove input_objects
6547 parameter. Add punconfigured parameter. Change all callers.
6548 (Archive::add_symbols): Change return type to bool. Check return
6549 value of include_member.
6550 (Archive::include_all_members): Likewise.
6551 (Archive::include_member): Change return type to bool. Return
6552 false if first included object has incompatible target. Set
6553 included_member_ field.
6554 (Add_archive_symbols::run): If add_symbols returns false, requeue
6555 Read_symbols task.
6556 * archive.h (class Archive): Add included_member_ field.
6557 Initialize it in constructor. Add input_file and searched_for
6558 methods. Update declarations.
6559 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6560 input_argument_ fields. Add them to constructor. Change all
6561 callers.
6562 * script.cc: Include "target-select.h".
6563 (class Parser_closure): Add skip_on_incompatible_target_ and
6564 found_incompatible_target_ fields. Add
6565 skip_on_incompatible_target parameter to constructor. Change all
6566 callers. Add methods skip_on_incompatible_target,
6567 clear_skip_on_incompatible_target, found_incompatible_target, and
6568 set_found_incompatible_target.
6569 (read_input_script): Add dirindex parameter. Change all callers.
6570 If parser finds an incompatible target, requeue Read_symbols
6571 task.
6572 (script_set_symbol): Clear skip_on_incompatible_target in
6573 closure.
6574 (script_add_assertion, script_parse_option): Likewise.
6575 (script_start_sections, script_add_phdr): Likewise.
6576 (script_check_output_format): New function.
6577 * script.h (read_input_script): Update declaration.
6578 * script-c.h (script_check_output_format): Declare.
6579 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6580 (ignore_cmd): Remove OUTPUT_FORMAT.
6581 * fileread.cc (Input_file::Input_file): Add explicit this.
6582 (Input_file::will_search_for): New function.
6583 (Input_file::open): Add pindex parameter. Change all callers.
6584 * fileread.h (class Input_file): Add input_file_argument method.
6585 Declare will_search_for. Update declarations.
6586 * object.cc (make_elf_object): Add punconfigured parameter.
6587 Change all callers.
6588 * object.h (class Object): Make input_file public. Add
6589 searched_for method.
6590 (make_elf_object): Update declaration.
6591 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6592 restart search.
6593 * dirsearch.h (class Dirsearch): Update declaration.
6594 * options.h (class General_options): Add --warn-search-mismatch.
6595 * parameters.cc (Parameters::is_compatible_target): New function.
6596 * parameters.h (class Parameters): Declare is_compatible_target.
6597 * workqueue.cc (Workqueue::add_blocker): New function.
6598 * workqueue.h (class Workqueue): Declare add_blocker.
6599
f1ed28fb
ILT		 6600 * fileread.cc (Input_file::open): Remove options parameter.
6601 Change all callers.
6602 (Input_file::open_binary): Likewise.
6603 * script.cc (read_input_script): Likewise.
6604 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6605 options parameter from constructor. Change all callers.
6606 (class Read_script): Likewise.
6607 * fileread.h (class Input_file): Update declarations.
6608 * script.h (read_input_script): Update declaration.
6609
34dd024a
NC		 66102009-03-10 Nick Clifton <nickc@redhat.com>
6611
6612 * po/es.po: New Spanish translation.
6613
6d71b17c
CC		 66142009-03-06 Cary Coutant <ccoutant@google.com>
6615
6616 * options.cc (parse_short_option): Keep dash_z from registering itself.
6617
031cdbed
ILT		 66182009-03-03 Ian Lance Taylor <iant@google.com>
6619
6620 PR 9918
6621 * target-reloc.h (relocate_section): Pass output_section to
6622 relocate.
6623 * i386.cc (Target_i386::should_apply_static_reloc): Add
6624 output_section parameter. Change all callers.
6625 (Target_i386::Relocate::relocate): Add output_section parameter.
6626 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6627 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6628 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6629 * testsuite/two_file_shared.sh: New script.
6630 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6631 (check_DATA): Add two_file_shared.dbg.
6632 (two_file_shared.dbg): New target.
6633 * testsuite/Makefile.in: Rebuild.
6634
15d5fa16
ILT		 66352009-03-01 Ian Lance Taylor <iant@google.com>
6636
6637 * configure.ac: Check for byteswap.h.
6638 * configure: Rebuild.
6639 * config.in: Rebuild.
6640
8a4c0b0d
ILT		 66412009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6642
6643 * layout.cc (Layout::find_or_add_kept_section): New function.
6644 (Layout::add_comdat): Removed.
6645 * layout.h (struct Kept_section): Move out of class Layout.
6646 Remove trailing underscores from field names. Add group_sections
6647 field. Rename group_ field to is_group. Change all uses.
6648 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6649 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6650 comdat_groups_ field.
6651 (Sized_relobj::include_section_group): Use
6652 find_or_add_kept_section and Kept_section::group_sections.
6653 (Sized_relobj::include_linkonce_section): Likewise.
6654 * object.cc (class Sized_relobj): Don't define Comdat_group or
6655 Comdat_group_table. Remove find_comdat_group and
6656 add_comdat_group. Remove comdat_groups_ field.
6657 * plugin.cc (include_comdat_group): Use
6658 Layout::find_or_add_kept_section.
6659
b4ecf66b
ILT		 66602009-02-28 Ian Lance Taylor <iant@google.com>
6661
14359ca0
ILT		 6662 * README: --gc-sections and map files are now supported. Document
6663 some build requirements.
6664
b4ecf66b
ILT		 6665 PR 6992
6666 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6667 relocatable link set the value of the section symbol to zero.
6668 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6669 relocatable link don't include the section address in the local
6670 symbol value.
6671
0602e05a
ILT		 66722009-02-27 Ian Lance Taylor <iant@google.com>
6673
fd9d194f
ILT		 6674 PR 6811
6675 * options.h (class Search_directory): Add is_system_directory.
6676 (class General_options): Declare is_in_system_directory.
6677 * options.cc (get_relative_sysroot): Make static.
6678 (get_default_sysroot): Make static.
6679 (General_optoins::is_in_system_directory): New function.
6680 * fileread.cc (Input_file::is_in_system_directory): New function.
6681 * fileread.h (class Input_file): Declare is_in_system_directory.
6682 * object.h (class Object): Add is_in_system_directory.
6683 (class Input_objects): Remove system_library_directory_ field.
6684 * object.cc (Input_objects::add_object): Don't set
6685 system_library_directory_.
6686 (input_objects::found_in_system_library_directory): Remove.
6687 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6688 parameter. Change all callers.
6689 (Symbol_table::sized_write_globals): Likewise.
6690 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6691 Call Object::is_in_system_directory.
6692 * symtab.h (class Symbol_table): Update declarations.
6693
61edd21f
ILT		 6694 PR 5990
6695 * descriptors.h (Open_descriptor): Add is_on_stack field.
6696 * descriptors.cc (Descriptors::open): If the descriptor is on the
6697 top of the stack, remove it. Initialize is_on_stack field.
6698 (Descriptors::release): Only add pod to stack if it is not on the
6699 stack already.
6700 (Descriptors::close_some_descriptor): Clear stack_next and
6701 is_on_stack fields.
6702
e29e076a
ILT		 6703 PR 7091
6704 * output.cc (Output_section::find_starting_output_address): Rename
6705 from starting_output_address; add PADDR parameter; change return
6706 type.
6707 * output.h (class Output_section): Declare
6708 find_starting_output_address instead of starting_output_address.
6709 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6710 section symbol for which we can't find a merge section.
6711
0602e05a
ILT		 6712 PR 9836
6713 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6714 hidden or internal, force the symbol to be local.
6715 * resolve.cc (Symbol::override_visibility): Define.
6716 (Symbol::override_base): Use override_visibility.
6717 (Symbol_table::resolve): Likewise.
6718 (Symbol::override_base_with_special): Likewise.
6719 (Symbol_table::override_with_special): If the visibility is hidden
6720 or internal, force the symbol to be local.
6721 * symtab.h (class Symbol): Add set_visibility and
6722 override_visibility.
6723 * testsuite/ver_test_1.sh: New file.
6724 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6725 (check_DATA): Add ver_test_1.syms.
6726 (ver_test_1.syms): New target.
6727 * testsuite/Makefile.in: Rebuild.
6728
401a9a73
CC		 67292009-02-25 Cary Coutant <ccoutant@google.com>
6730
6731 * layout.cc (Layout::choose_output_section): Don't rename sections
6732 when using a linker script that has a SECTIONS clause.
6733 * Makefile.in: Regenerate.
6734
6735 * testsuite/Makefile.am (script_test_5.sh): New test case.
6736 * testsuite/Makefile.in: Regenerate.
6737 * testsuite/script_test_5.cc: New file.
6738 * testsuite/script_test_5.sh: New file.
6739 * testsuite/script_test_5.t: New file.
6740
f488e4b0
CC		 67412009-02-13 Rafael Avila de Espindola <espindola@google.com>
6742
6743 * archive.cc (Archive::include_member): Update calls to add_symbols.
6744 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6745 the Layout argument.
6746 * dynobj.h (do_add_symbols): Add the Layout argument.
6747 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6748 Layout argument.
6749 * object.h (Object::add_symbols): Add the Layout argument.
6750 (Object::do_add_symbols): Add the Layout argument.
6751 (Sized_relobj::do_add_symbols): Add the Layout argument.
6752 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6753 Unify the two versions.
6754 (Add_plugin_symbols): Remove.
6755 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6756 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6757 (Add_plugin_symbols): Remove.
6758 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6759 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6760 (Add_symbols::run): Make it work with Pulginobj.
6761
89dd1680
ILT		 67622009-02-06 Ian Lance Taylor <iant@google.com>
6763
6764 * object.cc (Sized_relobj::do_layout): Make info message start
6765 with lower case letter.
6766
266d0a74
ILT		 67672009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6768
602b464e
ILT		 6769 * binary.cc: Fix file comment.
6770
266d0a74
ILT		 6771 * options.h (enum Incremental_disposition): Define.
6772 (class General_options): Add new options: --incremental,
6773 --incremental_changed, --incremental_unchanged,
6774 --incremental_unknown. Add incremental_disposition_ and
6775 implicit_incremental_ fields.
6776 (General_options::incremental_disposition): New function.
6777 (class Position_dependent_options): Add incremental_disposition
6778 option.
6779 (Position_dependent_options::copy_from_options): Set incremental
6780 dispositions.
6781 * options.cc (General_options::parse_incremental_changed): New
6782 function.
6783 (General_options::parse_incremental_unchanged): New function.
6784 (General_options::parse_incremental_unknown): New function.
6785 (General_options::General_options): Initialize new fields
6786 incremental_disposition_ and implicit_incremental_.
6787 (General_options::finalize): Check for uasge of --incremental-*
6788 without --incremental.
6789
f073bbf7
CD		 67902009-02-06 Chris Demetriou <cgd@google.com>
6791
6792 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6793 pointer and to report location as the file name associated with
6794 the symbol.
6795 (gold_undefined_symbol_at_location): New function to replace the
6796 old gold_undefined_symbol functionality.
6797 * target-reloc.h (relocate_section): Update to use
6798 gold_undefined_symbol_at_location.
6799 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6800 Call gold_undefined_symbol function rather than gold_error.
6801 * errors.h (Errors::undefined_symbol): Take location as a
6802 string, rather than calculating it from a relocation.
6803 * errors.cc (Errors::fatal): Print "fatal error:" before the
6804 formatted message.
6805 (Errors::error, Errors::error_at_location): Print "error: "
6806 before the formatted message.
6807 (Errors::undefined_symbol): Take location as a string, rather
6808 than calculating it from a relocation.
6809 (gold_undefined_symbol_at_location): New function akin to
6810 old gold_undefined_symbol, calculates location from relocation.
6811 (gold_undefined_symbol): Change to take only a Symbol pointer
6812 and to report location as the file name associated with the symbol.
6813 * testsuite/debug_msg.sh: Update for changed error messages.
6814 * testsuite/undef_symbol.sh: Likewise.
6815
8e94a90c
ILT		 68162009-02-04 Duncan Sands <baldrick@free.fr>
6817
6818 PR 9812
6819 * reduced_debug_output.h
6820 (Output_reduced_debug_abbrev_section::failed): Use format for
6821 gold_warning.
6822 (Output_reduced_debug_info_section::faild): Likewise.
6823
88a0e15b
ILT		 68242009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6825
6826 * script.cc (Lazy_demangler): New class.
6827 (Version_script_info::get_symbol_version_helper): Demangle a
6828 symbol only once.
6829
5efc7cd2
CC		 68302009-01-29 Cary Coutant <ccoutant@google.com>
6831
6832 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6833 to __tls_get_addr.
6834 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6835
e0ebcf42
ILT		 68362009-01-28 Ian Lance Taylor <iant@google.com>
6837
5efc7cd2 6838 * version.cc (version_string): Bump to 1.9.
75fe7426 6839
e0ebcf42
ILT		 6840 * gold.h: Include <cstring> and <stdint.h>.
6841 * version.cc: Include <cstdio>.
6842 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6843 warning.
6844 * reduced_debug_output.cc (insert_into_vector): Rename from
6845 Insert_into_vector; change all callers. Use Swap_unaligned to
6846 avoid aliasing issue; remove union since it is unnecessary.
6847
8e2813be 68482009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 6849
6850 * Makefile.am (CCFILES): Add gc.cc.
6851 (HFILES): Add gc.h.
6852 * Makefile.in: Regenerate.
6853 * gold.cc (Gc_runner): New class.
6854 (queue_initial_tasks): Call garbage collection related tasks
6855 when corresponding options are invoked.
6856 (queue_middle_gc_tasks): New function.
6857 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6858 processed early before laying out sections during garbage collection.
6859 * gold.h (queue_middle_gc_tasks): New function.
6860 (is_prefix_of): Move from "layout.cc".
6861 * i386.cc (Target_i386::gc_process_relocs): New function.
6862 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6863 * main.cc (main): Create object of class "Garbage_collection".
6864 * object.cc (Relobj::copy_symbols_data): New function.
6865 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 6866 (Sized_relobj::do_layout): Allow this function to be called twice
6867 during garbage collection and defer layout of section during the
6d03d481
ST		 6868 first call.
6869 * object.h (Relobj::get_symbols_data): New function.
6870 (Relobj::is_section_name_included): New function.
6871 (Relobj::copy_symbols_data): New function.
6872 (Relobj::set_symbols_data): New function.
6873 (Relobj::get_relocs_data): New function.
6874 (Relobj::set_relocs_data): New function.
6875 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6876 (Relobj::gc_process_relocs): New function.
6877 (Relobj::do_gc_process_relocs): New pure virtual function.
6878 (Relobj::sd_): New data member.
6879 (Sized_relobj::is_output_section_offset_invalid): New function.
6880 (Sized_relobj::do_gc_process_relocs): New function.
6881 * options.h (General_options::gc_sections): Modify to not be a no-op.
6882 (General_options::print_gc_sections): New option.
6883 * plugin.cc (Plugin_finish::run): Remove function call to
6884 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6885 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6886 * reloc.cc (Read_relocs::run): Add task to process relocs and
6887 determine unreferenced sections when doing garbage collection.
6888 (Gc_process_relocs): New class.
6889 (Sized_relobj::do_gc_process_relocs): New function.
6890 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6891 sections that are garbage collected.
6892 * reloc.h (Gc_process_relocs): New class.
6893 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6894 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6895 symbols whose corresponding sections are garbage collected.
6896 (Symbol_table::Symbol_table): Add new parameter for the garbage
6897 collection object.
6898 (Symbol_table::gc_mark_undef_symbols): New function.
6899 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6900 (Symbol_table::gc_mark_dyn_syms): New function.
6901 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6902 as garbage.
6903 (Symbol_table::add_from_object): Likewise.
6904 (Symbol_table::add_from_relobj): When building shared objects, do not
6905 treat externally visible symbols as garbage.
6906 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6907 table information for static and relocatable links.
6908 * symtab.h (Symbol_table::set_gc): New function.
6909 (Symbol_table::gc): New function.
6910 (Symbol_table::gc_mark_undef_symbols): New function.
6911 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6912 (Symbol_table::gc_mark_dyn_syms): New function.
6913 (Symbol_table::gc_): New data member.
e1df38aa 6914 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 6915 function.
6916 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6917 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6918
3b293544
CF		 69192009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6920
6921 * options.h (General_options::gc_sections): Define as a no-op for now.
6922 (General_options::no_keep_memory): Ditto.
6923 (General_options::Bshareable): Define.
6924 * options.cc (General_options::finalize): Honor -Bshareable.
6925
83d22aa8
AS		 69262009-01-20 Andreas Schwab <schwab@suse.de>
6927
6928 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6929 read the value in the contents, since we don't use it. Use the
6930 template endianness when writing.
6931 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6932
cd536b21
AS		 69332009-01-19 Andreas Schwab <schwab@suse.de>
6934
6935 * configure.tgt (powerpc64-*): Fix targ_obj.
6936
99e9a495
ILT		 69372009-01-15 Ian Lance Taylor <iant@google.com>
6938
6939 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6940 local symbols when stripping all symbols.
6941
bbbfea06
CC		 69422009-01-14 Cary Coutant <ccoutant@google.com>
6943
99e9a495 6944 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 6945
0f7c0701
CC		 69462009-01-14 Cary Coutant <ccoutant@google.com>
6947
6948 * archive.cc (Archive::get_elf_object_for_member): Remove call
6949 to File_read::claim_for_plugin.
6950 * descriptors.cc (Descriptors::open): Remove reference to
6951 is_claimed.
6952 (Descriptors::claim_for_plugin): Remove.
6953 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6954 (Descriptors::is_claimed): Remove.
6955 (claim_descriptor_for_plugin): Remove.
6956 * fileread.cc (File_read::claim_for_plugin): Remove.
6957 * fileread.h (File_read::claim_for_plugin): Remove.
6958 (File_read::descriptor): Reopen descriptor if necessary.
6959 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6960 (Plugin_manager::all_symbols_read): Add task parameter. Change
6961 all callers.
6962 (Plugin_manager::get_input_file): New function.
6963 (Plugin_manager::release_input_file): New function.
6964 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6965 corresponding data member.
6966 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6967 and pass to base constructor. Change all callers.
6968 (get_input_file, release_input_file): New functions.
6969 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6970 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6971 (Plugin_manager::all_symbols_read): Add task parameter.
6972 (Plugin_manager::get_input_file): New function.
6973 (Plugin_manager::release_input_file): New function.
6974 (Plugin_manager::task_): New data member.
6975 (Pluginobj::Pluginobj): Add filesize parameter.
6976 (Pluginobj::filename): New function.
6977 (Pluginobj::descriptor): New function.
6978 (Pluginobj::filesize): New function.
6979 (Pluginobj::filesize_): New data member.
6980 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6981 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6982 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6983
6984 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6985 with archive libraries.
6986 * testsuite/Makefile.in: Regenerate.
6987 * testsuite/plugin_test.c (struct sym_info): New type.
6988 (get_input_file, release_input_file): New static variables.
6989 (onload): Capture new transfer vector entries.
6990 (claim_file_hook): Stop reading at end of file according to filesize.
6991 Factor out parsing of readelf output into separate function.
6992 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6993 APIs and get the source file name from the symbol table. Convert
6994 source file name to corresponding object file name. Print info
6995 message when adding new input files.
6996 (parse_readelf_line): New function.
6997 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6998 * testsuite/plugin_test_2.sh: Likewise.
6999 * testsuite/plugin_test_3.sh: Likewise.
7000 * testsuite/plugin_test_4.sh: New test case.
7001
62a6d109
ILT		 70022009-01-07 Ian Lance Taylor <iant@google.com>
7003
7004 * version.cc (version_string): Bump to 1.8.
7005
483620e8
CC		 70062008-12-23 Cary Coutant <ccoutant@google.com>
7007
7008 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7009 * plugin.cc (Plugin_manager::finish): Rename as
7010 layout_deferred_objects. Move cleanup to separate function.
7011 (Plugin_manager::cleanup): New function.
7012 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7013 separately.
7014 * plugin.h (Plugin_manager::finish): Rename as
7015 layout_deferred_objects.
7016 (Plugin_manager::cleanup): New function.
7017 (Plugin_manager::cleanup_done): New field.
7018
d66a9eb3
CC		 70192008-12-23 Cary Coutant <ccoutant@google.com>
7020
7021 * plugin.cc (is_visible_from_outside): New function.
7022 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7023 so we don't return "IR only" status for exported symbols or -r links.
7024
7025 * testsuite/Makefile.am (plugin_test_3): New test case.
7026 * testsuite/Makefile.in: Regenerate.
7027 * testsuite/plugin_test_3.sh: New file.
7028
5995b570
CC		 70292008-12-22 Cary Coutant <ccoutant@google.com>
7030
7031 * object.cc (Sized_relobj::layout_section): New function.
7032 (Sized_relobj::do_layout): Defer layout of input sections until after
7033 plugin has provided replacement files.
7034 (Sized_relobj::do_layout_deferred_sections): New function.
7035 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7036 (Relobj::layout_deferred_sections): New function.
7037 (Relobj::do_layout_deferred_sections): New function.
7038 (Sized_relobj::do_layout_deferred_sections): New function.
7039 (Sized_relobj::layout_section): New function.
7040 (Sized_relobj::Deferred_layout): New structure.
7041 (Sized_relobj::deferred_layout_): New field.
7042 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7043 Change all callers. Layout deferred sections.
7044 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7045 references.
7046 (Plugin_hook::run): Move code from do_plugin_hook inline.
7047 (Plugin_hook::do_plugin_hook): Remove.
7048 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7049 (Plugin_manager::finish): Renamed, was cleanup.
7050 (Plugin_manager::should_defer_layout): New function.
7051 (Plugin_manager::add_deferred_layout_object): New function.
7052 (Plugin_manager::Deferred_layout_list): New type.
7053 (Plugin_manager::deferred_layout_objects_): New field.
7054 (Plugin_hook::do_plugin_hook): Remove.
7055
ee769c88
ILT		 70562008-12-17 Ian Lance Taylor <iant@google.com>
7057
7058 * options.h (class General_options): Add --no case for
7059 --export-dynamic.
7060
abc8dcba
CC		 70612008-12-16 Cary Coutant <ccoutant@google.com>
7062
7063 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7064 vector.
7065 (Plugin_manager::claim_file): Create plugin object even if
7066 plugin did not call the add_symbols callback.
7067 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7068 asking for more symbols than were added.
7069 * testsuite/Makefile.am (plugin_test_1): Add test case with
7070 no global symbols.
7071 (empty.syms): New target.
7072 * testsuite/Makefile.in: Regenerate.
7073 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7074 message. Don't call add_symbols if no globals.
7075 (all_symbols_read_hook): Don't provide replacement for empty
7076 claimed file.
7077
b0074644
ILT		 70782008-12-12 Ian Lance Taylor <iant@google.com>
7079
68943102
ILT		 7080 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7081 r_type == 0 for a local symbol with r_sym == 0.
7082 (scan_relocatable_relocs): Pass r_sym to
7083 local_non_section_strategy.
7084 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7085 r_sym parameter.
7086
b0074644
ILT		 7087 * configure.ac: Update test for TLS descriptors: they are
7088 supported as of glibc 2.9.
7089 * configure: Rebuild.
7090
c2508178
ILT		 70912008-12-11 Ian Lance Taylor <iant@google.com>
7092
7093 PR 7091
7094 * target-reloc.h (Default_scan_relocatable_relocs): For each
7095 function, map r_type == 0 to RELOC_DISCARD.
7096
2756a258
CC		 70972008-12-10 Cary Coutant <ccoutant@google.com>
7098
7099 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7100 object to override a kept COMDAT group from a plugin object.
7101
bb6f53d3
ILT		 71022008-12-09 Ian Lance Taylor <iant@google.com>
7103
fbc558e1
ILT		 7104 PR 7088
7105 * yyscript.y (file_cmd): Handle INPUT.
7106
bb6f53d3
ILT		 7107 * testsuite/initpri1.c: Change all declarations to be full
7108 prototypes by adding void, to avoid compiler warnings.
7109
4674ecfc
CC		 71102008-12-05 Rafael Avila de Espindola <espindola@google.com>
7111
7112 * options.cc (General_options::parse_plugin_opt): New.
7113 (General_options::add_plugin): The argument now is just the filename.
7114 (General_options::add_plugin_option): New.
7115 * options.h (plugin_opt): New.
7116 (add_plugin): Change argument name.
7117 (add_plugin_option): New.
7118 * plugin.cc (Plugin::load): Don't parse the plugin option.
7119 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7120 (Plugin::add_option): New.
7121 (Plugin::args_): Change type.
7122 (Plugin::filename_): New.
7123 (Plugin_manager::add_plugin_option): New.
7124 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7125 * testsuite/Makefile.in: Regenerate.
7126
fd06b4aa
CC		 71272008-12-05 Cary Coutant <ccoutant@google.com>
7128
7129 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7130 Handle --strip-lto-sections option.
7131 * options.h (strip_lto_sections): New option.
7132
6c52134c
CC		 71332008-12-01 Cary Coutant <ccoutant@google.com>
7134
7135 * plugin.cc (ld_plugin_message): Change format parameter to const.
7136 Fix mismatch between new[] and delete.
7137
a45248e0
CC		 71382008-11-14 Cary Coutant <ccoutant@google.com>
7139
7140 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7141 instead of -1U.
7142
c82fbeee
CS		 71432008-11-05 Craig Silverstein <csilvers@google.com>
7144
7145 * options.cc (General_options::parse_dynamic_list): New function.
7146 * options.h (General_options): New flags dynamic_list,
7147 dynamic_list_data, dynamic_list_cpp_new, and
7148 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7149 (General_options::in_dynamic_list): New function.
7150 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7151 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7152 (Lex::can_continue_name): Likewise.
7153 (yylex): Likewise.
7154 (read_script_file): New parameter script_options.
7155 (read_dynamic_list): New function.
7156 (Script_options::define_dynamic_list): New function.
7157 (dynamic_list_keyword_parsecodes): New variable.
7158 (dynamic_list_keywords): New variable.
7159 * script.h (Script_options::define_dynamic_list): New function
7160 prototype.
7161 (read_dynamic_list): New function prototype.
7162 * symtab.cc (strprefix): New macro.
7163 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7164 dynamic_list_data, dynamic_list_cpp_new, and
7165 dynamic_list_cpp_typeinfo.
7166 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7167 (dynamic_list_expr): New rule.
7168 (dynamic_list_nodes): Likewise.
7169 (dynamic_list_node): Likewise.
7170 * testsuite/Makefile.am (dynamic_list): New test.
7171 * testsuite/Makefile.in: Regenerated.
7172 * testsuite/dynamic_list.t: New file.
7173 * testsuite/dynamic_list.sh: New file.
7174
e0bb29a5
CS		 71752008-11-05 Craig Silverstein <csilvers@google.com>
7176
7177 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7178 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7179 (t11_last): Likewise.
7180 * testsuite/ver_test_6.c (main): Likewise.
7181
4e1e25e0
CC		 71822008-10-07 Cary Coutant <ccoutant@google.com>
7183
7184 * options.c (General_options::finalize): Add check for -static and
7185 -shared.
7186 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7187 is not empty.
7188
92f03fcb
CC		 71892008-10-02 Cary Coutant <ccoutant@google.com>
7190
7191 * plugin.cc (make_sized_plugin_object): Fix conditional
7192 compilation to work when not all targets are enabled.
7193
fbd8a257
CC		 71942008-09-29 Cary Coutant <ccoutant@google.com>
7195
7196 * archive.cc (Archive::get_file_and_offset): Use filename instead
7197 of name to get library path.
7198 (Archive::include_member): Unlock external member of a thin archive.
7199
7200 * testsuite/Makefile.am (TEST_AR): New variable.
7201 (thin_archive_test_1): New test.
7202 (thin_archive_test_2): New test.
81636b3f
CC		 7203 * testsuite/Makefile.in: Regenerate.
7204 * testsuite/thin_archive_main.cc: New file.
7205 * testsuite/thin_archive_test_1.cc: New file.
7206 * testsuite/thin_archive_test_2.cc: New file.
7207 * testsuite/thin_archive_test_3.cc: New file.
7208 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7209
eff45813
CC		 72102008-09-29 Cary Coutant <ccoutant@google.com>
7211
7212 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7213 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7214 instead of -1U.
7215 (Sized_relobj::do_finalize_local_symbols): Likewise.
7216 (Sized_relobj::map_to_kept_section): Likewise.
7217 * object.h (Sized_relobj::invalid_address): New constant.
7218 (Sized_relobj::do_output_section_offset): Check for invalid_address
7219 and return -1ULL.
7220 * output.cc (Output_reloc::local_section_offset): Use constant
7221 invalid_address instead of -1U.
7222 (Output_reloc::get_address): Likewise.
7223 (Output_section::output_address): Change -1U to -1ULL.
7224 * output.h (Output_reloc::invalid_address): New constant.
7225 * reloc.cc (Sized_relobj::write_sections): Use constant
7226 invalid_address instead of -1U.
7227 (Sized_relobj::relocate_sections): Likewise.
7228 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7229 values for merge sections.
7230 * target-reloc.h (relocate_for_relocatable): Use constant
7231 invalid_address instead of -1U.
7232
89fc3421
CC		 72332008-09-19 Cary Coutant <ccoutant@google.com>
7234
7235 Add plugin functionality for link-time optimization (LTO).
7236 * configure.ac (plugins): Add --enable-plugins option.
7237 * configure: Regenerate.
7238 * config.in: Regenerate.
7239 * Makefile.am (LIBDL): New variable.
7240 (CCFILES): Add plugin.cc.
7241 (HFILES): Add plugin.h.
7242 (ldadd_var): Add LIBDL.
7243 * Makefile.in: Regenerate.
7244
7245 * archive.cc: Include "plugin.h".
7246 (Archive::setup): Don't preread archive symbols when using a plugin.
7247 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7248 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7249 files.
7250 (Archive::include_member): Add symbols from plugin objects.
7251 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7252 * descriptors.cc (Descriptors::open): Check for file descriptors
7253 abandoned by plugins.
7254 (Descriptors::claim_for_plugin): New function.
7255 * descriptors.h (Descriptors::claim_for_plugin): New function.
7256 (Open_descriptor::is_claimed): New field.
7257 (claim_descriptor_for_plugin): New function.
7258 * fileread.cc (File_read::claim_for_plugin): New function.
7259 * fileread.h (File_read::claim_for_plugin): New function.
7260 (File_read::descriptor): New function.
7261 * gold.cc: Include "plugin.h".
7262 (queue_initial_tasks): Add task to call plugin hooks for generating
7263 new object files.
7264 * main.cc: Include "plugin.h".
7265 (main): Load plugin libraries.
7266 * object.h (Pluginobj): Declare.
7267 (Object::pluginobj): New function.
7268 (Object::do_pluginobj): New function.
7269 (Object::set_target): New function.
7270 * options.cc: Include "plugin.h".
7271 (General_options::parse_plugin): New function.
7272 (General_options::General_options): Initialize plugins_ field.
7273 (General_options::add_plugin): New function.
7274 * options.h (Plugin_manager): Declare.
7275 (General_options): Add --plugin option.
7276 (General_options::has_plugins): New function.
7277 (General_options::plugins): New function.
7278 (General_options::add_plugin): New function.
7279 (General_options::plugins_): New field.
7280 * plugin.cc: New file.
7281 * plugin.h: New file.
7282 * readsyms.cc: Include "plugin.h".
7283 (Read_symbols::do_read_symbols): Check for archive before checking
7284 for ELF file. Call plugin hooks to claim files.
7285 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7286 from a real object file; force override when processing replacement
7287 files.
7288 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7289 (Symbol::init_base_object): Likewise.
7290 (Symbol::init_base_output_data): Likewise.
7291 (Symbol::init_base_output_segment): Likewise.
7292 (Symbol::init_base_constant): Likewise.
7293 (Symbol::init_base_undefined): Likewise.
7294 (Symbol::output_section): Assert that object is not a plugin.
7295 (Symbol_table::add_from_pluginobj): New function.
7296 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7297 undefined.
7298 (Symbol_table::sized_write_globals): Likewise.
7299 (Symbol_table::add_from_pluginobj): Instantiate template.
7300 * symtab.h (Sized_pluginobj): Declare.
7301 (Symbol::in_real_elf): New function.
7302 (Symbol::set_in_real_elf): New function.
7303 (Symbol::in_real_elf_): New field.
7304 (Symbol_table::add_from_pluginobj): New function.
7305
7306 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7307 (LIBDL): New variable.
7308 (LDADD): Add LIBDL.
7309 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7310 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7311 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7312 (MOSTLYCLEANFILES): Likewise.
7313 * testsuite/Makefile.in: Regenerate.
7314 * testsuite/plugin_test.c: New file.
7315 * testsuite/plugin_test_1.sh: New file.
7316 * testsuite/plugin_test_2.sh: New file.
7317
de31bda5
ILT		 73182008-09-16 Ian Lance Taylor <iant@google.com>
7319
9c2d0ef9
ILT		 7320 * target-reloc.h (relocate_section): Check whether a symbol is
7321 defined by the ABI before reporting an undefined symbol error.
7322 * target.h (Target::is_defined_by_abi): Make parameter const.
7323 (Target::do_is_defined_by_abi): Likewise.
7324 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7325 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7326 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7327 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7328 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7329 * testsuite/Makefile.in: Rebuild.
7330
de31bda5
ILT		 7331 * fileread.cc (make_view): Add casts to avoid warning.
7332
9fa33bee
AO		 73332008-09-16 Alexandre Oliva <aoliva@redhat.com>
7334
7335 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7336 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7337
183fd0e3
AO		 73382008-09-16 Alexandre Oliva <aoliva@redhat.com>
7339
7340 * options.h (General_options::output_is_executable): New.
7341 (General_options::output_is_pie): New.
7342 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7343 for shared libraries.
7344 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7345
7be8330a
CD		 73462008-09-11 Chris Demetriou <cgd@google.com>
7347
7348 * options.h (origin): New -z option.
7349 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7350 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7351 in DT_FLAGS_1.
7352
a9caad02
CC		 73532008-09-05 Cary Coutant <ccoutant@google.com>
7354
7355 * fileread.cc (File_read::make_view): Add check for attempt to map
7356 beyond end of file.
7357
ae6dce4d
CC		 73582008-09-05 Cary Coutant <ccoutant@google.com>
7359
7360 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7361 explicit instantiations.
7362
d7ab2a47
KVH		 73632008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7364
7365 PR gold/6858
7366 * options.cc (General_options::finalize): Allow undefined symbols
7367 in shlibs if linking -shared.
7368
7369 PR gold/6859
7370 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7371 symbols as not needing a dynsym entry.
7372
1e52a9c1
CS		 73732008-08-20 Craig Silverstein <csilvers@google.com>
7374
7375 * fileread.cc (File_read::open): Do not lock the file unless it
7376 was successfully opened.
7377
d85c80a3
CC		 73782008-08-14 Cary Coutant <ccoutant@google.com>
7379
7380 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7381 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7382 * testsuite/tls_test.cc (struct int128): 128-bit struct
7383 for testing TLS relocs with non-zero addend.
7384 (v12): New TLS variable.
7385 (t12): New test.
7386 (t_last): Add check for v12.
7387 * testsuite/tls_test.h (t12): New function.
7388 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7389
2d924fd9
ILT		 73902008-08-13 Ian Lance Taylor <iant@google.com>
7391
7392 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7393 set tls_segment_ or relro_segment_.
7394 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7395 when appropriate.
7396 * output.h (Output_section::clear_is_relro): New function.
7397 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7398 sections specially even when output_data_ is empty.
7399 (Output_segment::maximum_alignment): When first section is relro,
7400 only force alignment for PT_LOAD segments.
7401 * script.cc (script_data_segment_align): New function.
7402 (script_data_segment_relro_end): New function.
7403 * script-c.h (script_data_segment_align): Declare.
7404 (script_data_segment_relro_end): Declare.
7405 * script-sections.h (class Script_sections): Declare
7406 data_segment_align and data_segment_relro_end. Add fields
7407 segment_align_index_ and saw_relro_end_.
7408 * script-sections.cc (class Sections_element): Add set_is_relro
7409 virtual function. Add new bool* parameter to place_orphan_here.
7410 Add get_output_section virtual function.
7411 (class Output_section_definition): Add set_is_relro. Add new
7412 bool* parameter to place_orphan_here. Add get_output_section.
7413 Add is_relro_ field.
7414 (Output_section_definition::Output_section_definition): Initialize
7415 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7416 and is_relro_ fields.
7417 (Output_section_definition::place_orphan_here): Add is_relro
7418 parameter.
7419 (Output_section_definition::set_section_addresses): Set relro for
7420 output section.
7421 (Output_section_definition::alternate_constraint): Likewise.
7422 (class Orphan_output_section): Add new bool* parameter to
7423 place_orphan_here. Add get_output_section.
7424 (Orphan_output_section::place_orphan_here): Add is_relro
7425 parameter.
7426 (Script_sections::Script_sections): Initialize
7427 data_segment_align_index_ and saw_relro_end_.
7428 (Script_sections::data_segment_align): New function.
7429 (Script_sections::data_segment_relro_end): New function.
7430 (Script_sections::place_orphan): Set or clear is_relro.
7431 (Script_sections::set_section_addresses): Force alignment of first
7432 TLS section.
7433 * yyscript.y (exp): Call script_data_segment_align and
7434 script_data_segment_relro_end.
7435 * testsuite/relro_script_test.t: New file.
7436 * testsuite/relro_test.cc (using_script): Declare.
7437 (t1, t2): Test using_script.
7438 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7439 (relro_script_test_SOURCES): Define.
7440 (relro_script_test_DEPENDENCIES): Define.
7441 (relro_script_test_LDFLAGS): Define.
7442 (relro_script_test_LDADD): Define.
7443 (relro_script_test.so): New target.
7444 * testsuite/Makefile.in: Rebuild.
7445
f827c9a9
CC		 74462008-08-06 Cary Coutant <ccoutant@google.com>
7447
7448 * archive.cc (Archive::total_archives, Archive::total_members)
7449 (Archive::total_members_loaded): New variables.
7450 (Archive::setup): Add parameter. Add option to preread
7451 archive symbols.
7452 (Archive::read_armap): Add counter.
7453 (Archive::get_file_and_offset): New function.
7454 (Archive::get_elf_object_for_member): New function.
7455 (Archive::read_all_symbols): New function.
7456 (Archive::read_symbols): New function.
7457 (Archive::add_symbols): Add counters.
7458 (Archive::include_all_members): Use armap to find members if it's
7459 already built.
7460 (Archive::include_member): Skip reading symbols if already read.
7461 Factored code into Archive::get_file_and_offset and
7462 Archive::get_elf_object_for_member. Changed call to
7463 Mapfile::report_include_archive_member.
7464 (Archive::print_stats): New function.
7465 * archive.h: Declare Object and Read_symbols_data classes.
7466 (Archive::Archive): Add initializers for new members.
7467 (Archive::setup): Add parameter.
7468 (Archive::print_stats): New function.
7469 (Archive::total_archives, Archive::total_members)
7470 (Archive::total_members_loaded): New variables.
7471 (Archive::get_file_and_offset): New function.
7472 (Archive::get_elf_object_for_member): New function.
7473 (Archive::read_all_symbols): New function.
7474 (Archive::read_symbols): New function.
7475 (Archive::Archive_member): New class.
7476 (Archive::members_): New member.
7477 (Archive::num_members_): New member.
7478 * main.cc: Include archive.h.
7479 (main): Call Archive::print_stats.
7480 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7481 archive parameter; member_name is now the fully-decorated name.
7482 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7483 * options.h: (General_options): Add --preread-archive-symbols option.
7484 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7485 Archive::setup.
7486
de4c45bd
ILT		 74872008-08-04 Ian Lance Taylor <iant@google.com>
7488
7489 * symtab.h (Symbol::use_plt_offset): New function.
7490 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7491 * powerpc.cc (Relocate::relocate): Likewise.
7492 * sparc.cc (Relocate::relocate): Likewise.
7493 * x86_64.cc (Relocate::relocate): Likewise.
7494 * testsuite/weak_plt.sh: New test.
7495 * testsuite/weak_plt_main.cc: New test.
7496 * testsuite/weak_plt_shared.cc: New test.
7497 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7498 (check_PROGRAMS): Add weak_plt.
7499 (check_DATA): Add weak_plt_shared.so.
7500 (weak_plt_main_pic.o, weak_plt): New targets.
7501 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7502 * testsuite/Makefile.in: Rebuild.
7503
7504 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7505 gcctestdir/ld.
7506 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7507 * testsuite/Makefile.in: Rebuild.
7508
323ee3f4
AM		 75092008-08-04 Alan Modra <amodra@bigpond.net.au>
7510
7511 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7512 * Makefile.in: Regenerate.
7513 * po/POTFILES.in: Regenerate.
7514
7c07ecec
ILT		 75152008-07-29 Ian Lance Taylor <iant@google.com>
7516
7517 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7518 symbols before other symbols.
7519 * testsuite/script_test_2.cc (test_addr): Declare.
7520 (test_addr_alias): Declare.
7521 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7522 values.
7c07ecec
ILT		 7523 * testsuite/script_test_2.t: Define test_addr_alias and
7524 test_addr.
7525
5778530e
ILT		 75262008-07-24 Ian Lance Taylor <iant@google.com>
7527
2a00e4fb
ILT		 7528 PR 5990
7529 * descriptors.cc: New file.
7530 * descriptors.h: New file.
7531 * gold-threads.h (class Hold_optional_lock): New class.
7532 * fileread.cc: Include "descriptors.h".
7533 (File_read::~File_read): Release descriptor rather than closing
7534 it.
7535 (File_read::open) [file]: Call open_descriptor rather than open.
7536 Set is_descriptor_opened_.
7537 (File_read::open) [memory]: Assert that descriptor is not open.
7538 (File_read::reopen_descriptor): New function.
7539 (File_read::release): Release descriptor.
7540 (File_read::do_read): Make non-const. Reopen descriptor.
7541 (File_read::read): Make non-const.
7542 (File_read::make_view): Reopen descriptor.
7543 (File_read::do_readv): Likewise.
7544 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7545 Update declarations.
7546 * layout.cc: Include "descriptors.h".
7547 (Layout::create_build_id): Use open_descriptor rather than open.
7548 * output.cc: Include "descriptors.h".
7549 (Output_file::open): Use open_descriptor rather than open.
7550 * archive.cc (Archive::const_iterator): Change Archive to be
7551 non-const.
7552 (Archive::begin, Archive::end): Make non-const.
7553 (Archive::count_members): Likewise.
7554 * archive.h (class Archive): Update declarations.
7555 * object.h (Object::read): Make non-const.
7556 * Makefile.am (CCFILES): Add descriptors.cc.
7557 (HFILES): Add descriptors.h.
7558 * Makefile.in: Rebuild.
7559
801647d1
ILT		 7560 PR 6716
7561 * gold.h: Always include <clocale>. Add Solaris workarounds
7562 following code in binutils/sysdep.h.
7563
5edd166e
ILT		 7564 PR 6048
7565 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7566 this->eh_frame_hdr_ is NULL before using it.
7567
c89ad728
ILT		 7568 * dynobj.cc (Versions::Versions): Update comment.
7569
aa86f06b
ILT		 7570 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7571 the base version name.
7572
5778530e
ILT		 7573 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7574 array size plus one.
7575 (Stringpool_template::set_string_offsets): Subtract one from key
7576 before using it as an array index.
7577 (Stringpool_template::get_offset_with_length): Likewise.
7578 (Stringpool_template::write_to_buffer): Likewise.
7579 * stringpool.h (Stringpool_template::get_offset_from_key):
7580 Likewise.
7581
057ead22
ILT		 75822008-07-23 Ian Lance Taylor <iant@google.com>
7583
7f649c59
ILT		 7584 PR 6658
7585 * object.h (Merged_symbol_value::value): Do our best to handle a
7586 negative addend.
7587
057ead22
ILT		 7588 PR 6647
7589 * script.cc (Version_script_info::get_versions): Don't add empty
7590 version tag to return value.
7591 (Version_script_info::get_symbol_version_helper): Change return
7592 type to bool. Add pversion parameter. Change all callers.
7593 (script_register_vers_node): Don't require a non-NULL tag.
7594 * script.h (class Version_script_info): Update declarations.
7595 (Version_script_info::get_symbol_version): Change return type to
7596 bool. Add version parameter. Change all callers.
7597 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7598 handling. Handle an empty version from a version script.
7599 (Symbol_table::define_special_symbol): Likewise.
7600 * testsuite/ver_test_10.script: New file.
7601 * testsuite/ver_test_10.sh: New file.
7602 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7603 (check_DATA): Add ver_test_10.syms.
7604 (ver_test_10.syms, ver_test_10.so): New target.
7605 * testsuite/Makefile.in: Rebuild.
7606
58e54ac2
CD		 76072008-07-23 Simon Baldwin <simonb@google.com>
7608
7609 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7610 to zero for undefined symbols from dynamic libraries.
7611
95d14cd3
ILT		 76122008-07-23 Ian Lance Taylor <iant@google.com>
7613
7614 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7615 Change all callers.
7616 * symtab.h (class Symbol_table): Update declaration.
7617 * testsuite/ver_test_9.cc: New file.
7618 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7619 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7620 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7621 (ver_test_9.so, ver_test_9.o): New targets.
7622 * testsuite/Makefile.in: Rebuild.
7623
92de84a6
ILT		 76242008-07-22 Ian Lance Taylor <iant@google.com>
7625
34810851
ILT		 7626 * options.h (class General_options): Define --check-sections.
7627 * layout.cc (Layout::set_segment_offsets): Handle
7628 --check-sections.
7629
af6156ef
ILT		 7630 * options.h (class General_options): Define -n/--nmagic and
7631 -N/--omagic.
7632 * options.cc (General_options::finalize): For -n/--nmagic or
7633 -N/--omagic, set -static.
7634 * layout.cc (Layout::attach_allocated_section_to_segment): If
7635 -N/--omagic, don't put read-only and read-write sections in
7636 different segments.
7637 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7638 finding a read-only segment.
7639 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7640 don't set the minimum segment alignment to the common page size,
7641 and don't set the file offset to the address modulo the page size.
7642 * script-sections.cc (Script_sections::create_segments): If
7643 -n/--omagic, don't put read-only and read-write sections in
7644 different segments.
7645
92de84a6
ILT		 7646 * cref.cc: New file.
7647 * cref.h: New file.
7648 * options.h (class General_options): Add --print-symbol-counts.
7649 * main.cc (main): Issue defined symbol report if requested.
7650 * archive.cc (Archive::interpret_header): Make into a const member
7651 function.
7652 (Archive::add_symbols): Call Input_objects::archive_start and
7653 archive_stop.
7654 (Archive::const_iterator): Define new class.
7655 (Archive::begin, Archive::end): New functions.
7656 (Archive::include_all_members): Rewrite to use iterator.
7657 (Archive::count_members): New function.
7658 * archive.h (class Archive): Update declarations.
7659 (Archive::filename): New function.
7660 * object.cc: Include "cref.h".
7661 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7662 (Sized_relobj::do_get_global_symbol_counts): New function.
7663 (Input_objects::add_object): Add object to cross-referencer.
7664 (Input_objects::archive_start): New function.
7665 (Input_objects::archive_stop): New function.
7666 (Input_objects::print_symbol_counts): New function.
7667 * object.h: Declare Cref and Archive.
7668 (Object::get_global_symbol_counts): New function.
7669 (Object::do_get_global_symbol_counts): New pure virtual function.
7670 (class Sized_relobj): Add defined_count_ field. Update
7671 declarations.
7672 (class Input_objects): Add cref_ field. Update constructor.
7673 Update declarations.
7674 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7675 defined_count_.
7676 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7677 symbol counts.
7678 (Sized_dynobj::do_get_global_symbol_counts): New function.
7679 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7680 defined_count_. Update declarations. Define Symbols typedef.
7681 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7682 parameter. Change all callers.
7683 (Symbol_table::add_from_dynobj): Add sympointers and defined
7684 parameters. Change all callers.
7685 * symtab.h (class Symbol_table): Update declarations.
7686 * Makefile.am (CCFILES): Add cref.cc.
7687 (HFILES): Add cref.h.
7688 * Makefile.in: Rebuild.
7689
3f7c5e1d
CD		 76902008-07-22 Simon Baldwin <simonb@google.com>
7691
7692 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7693 to zero when writing undefined symbols.
7694
e0b64032
ILT		 76952008-07-22 Ian Lance Taylor <iant@google.com>
7696
7697 * output.cc (Output_section::add_input_section): Don't try to
7698 merge empty merge sections.
7699
096b02cf
CS		 77002008-07-21 Craig Silverstein <csilvers@google.com>
7701
7702 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7703 Include symbol version in error message.
cd536b21 7704
1d1f116d
CD		 77052008-07-20 Chris Demetriou <cgd@google.com>
7706
cd536b21 7707 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7708 (RANDOM_SEED_CFLAGS): New substituted variable.
7709 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7710 * configure: Rebuild.
7711 * Makefile.in: Likewise.
7712 * testsuite/Makefile.in: Likewise.
7713
a18f591e
ILT		 77142008-07-18 Ian Lance Taylor <iant@google.com>
7715
7716 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7717 where we see NAME/NULL and NAME/VERSION as separate symbols.
7718 * testsuite/ver_test_main.cc (main): Call t4.
7719 (t4, t4_2a): Define.
7720 * testsuite/ver_test_2.cc (t4_2): Define.
7721 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7722 * testsuite/ver_test_4.cc (t4_2a): Define.
7723 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7724 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7725
c6e3f6ed
ILT		 77262008-07-17 Ian Lance Taylor <iant@google.com>
7727
7728 * dynobj.cc (Versions::add_def): If we give an error about a
7729 missing version, go ahead and create the version anyhow.
7730
ef9beddf
ILT		 77312008-07-10 Ian Lance Taylor <iant@google.com>
7732
7733 Handle output sections with more than 0x7fffffff bytes.
7734 * object.h (class Relobj): Change map_to_output_ to
7735 output_sections_, and just keep a section pointer. Change all
7736 uses. Move comdat group support to Sized_relobj.
7737 (Relobj::is_section_specially_mapped): Remove.
7738 (Relobj::output_section): Remove poff parameter. Change all
7739 callers.
7740 (Relobj::output_section_offset): New function.
7741 (Relobj::set_section_offset): Rewrite.
7742 (Relobj::map_to_output): Remove.
7743 (Relobj::output_sections): New function.
7744 (Relobj::do_output_section_offset): New pure virtual function.
7745 (Relobj::do_set_section_offset): Likewise.
7746 (class Sized_relobj): Add section_offsets_ field. Add comdat
7747 group support from Relobj. Update declarations.
7748 (Sized_relobj::get_output_section_offset): New function.
7749 (Sized_relobj::do_output_section_offset): New function.
7750 (Sized_relobj::do_set_section_offset): New function.
7751 * object.cc (Relobj::output_section_address): Remove.
7752 (Sized_relobj::Sized_relobj): Initialize new fields.
7753 (Sized_relobj::include_section_group): Cast find_kept_object to
7754 Sized_relobj.
7755 (Sized_relobj::include_linkonce_section): Likewise.
7756 (Sized_relobj::do_layout): Use separate arrays for output section
7757 and output offset.
7758 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7759 output_sections.
7760 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7761 output_sections and section_offsets.
7762 (Sized_relobj::write_local_symbols): Likewise.
7763 (map_to_kept_section): Compute output address directly.
7764 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7765 output_sections and section_offsets.
7766 (Sized_relobj::write_sections): Likewise.
7767 (Sized_relobj::relocate_sections): Likewise.
7768 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7769 * output.h (class Output_reloc): Update declarations. Change
7770 u2_.relobj to Sized_relobj*.
7771 (class Output_data_reloc): Change add functions to use
7772 Sized_relobj*.
7773 * output.cc (Output_reloc::Output_reloc): Change relobj to
7774 Sized_relobj*.
7775 (Output_reloc::local_section_offset): Change return type to
7776 Elf_Addr. Use get_output_section_offset.
7777 (Output_reloc::get_address): Likewise.
7778 (Output_section::is_input_address_mapped): Don't call
7779 is_section_specially_mapped.
7780 (Output_section::output_offset): Likewise.
7781 (Output_section::output_address): Likewise.
7782 (Output_section::starting_output_address): Likewise.
7783 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7784 parameter to Sized_relobj*.
7785 (Copy_relocs::need_copy_reloc): Likewise.
7786 (Copy_relocs::save): Likewise.
7787 * copy-relocs.h (class Copy_relocs): Update declarations.
7788 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7789 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7790 * target-reloc.h (relocate_for_relocatable): Change
7791 offset_in_output_section type to Elf_Addr. Change code that uses
7792 it as well.
7793 * layout.cc (Layout::layout): Always set *off.
7794 * mapfile.cc (Mapfile::print_input_section): Use
7795 output_section_offset.
7796 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7797 Sized_relobj*.
7798 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7799 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7800 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7801
5cb66f97
ILT		 78022008-07-03 Ian Lance Taylor <iant@google.com>
7803
7804 * layout.cc (Layout::include_section): Do not discard unrecognized
7805 SHT_STRTAB sections.
7806
afe47622
CS		 78072008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7808
7809 * script.cc (Lex::can_continue_name): Make '?' allowable in
7810 version-script names.
7811 * testsuite/version_script.map: Change glob pattern to use '?'
7812
5adf9721
ILT		 78132008-06-30 Manish Singh <yosh@gimp.org>
7814
7815 PR 6585
7816 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7817 Correct typo.
7818
e6fde208
ILT		 78192008-06-30 Ian Lance Taylor <iant@google.com>
7820
7821 PR 6660
7822 PR 6682
7823 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7824 versions]: Don't try to read the value in the contents, since we
7825 don't use it. Use the template endianness when writing.
7826
3f2e6a2d
CC		 78272008-06-25 Cary Coutant <ccoutant@google.com>
7828
7829 * fileread.cc (File_read::make_view): Assert on zero-length view.
7830 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7831 symbol table when there are no symbols to read.
7832
c43d3a48
CS		 78332008-06-23 Craig Silverstein <csilvers@google.com>
7834
7835 * version.cc (version_string): Bump to 1.7
7836
5f494ea0
CS		 78372008-06-18 Craig Silverstein <csilvers@google.com>
7838
7839 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7840 constant 0xFFFF to type Valtype.
7841 (Powerpc_relocate_functions::rel16_ha): Likewise.
7842
c42e122e
ILT		 78432008-06-17 Ian Lance Taylor <iant@google.com>
7844
f34787f8
ILT		 7845 * output.h (Output_section::Input_section): Initialize p2align_ to
7846 zero for Output_section_data constructors.
7847 (Output_section::Input_section::addralign): If not an input
7848 section, return the alignment of the Output_section_data.
7849 * testsuite/copy_test.cc: New file.
7850 * testsuite/copy_test_1.cc: New file.
7851 * testsuite/copy_test_2.cc: New file.
7852 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7853 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7854 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7855 (copy_test_1_pic.o, copy_test_1.so): New targets.
7856 (copy_test_2_pic.o, copy_test_2.so): New targets.
7857 * testsuite/Makefile.in: Rebuild.
7858
c42e122e
ILT		 7859 * script-sections.cc (Script_sections::place_orphan): Initialize
7860 local variable exact.
7861
ce3ac18a
DE		 78622008-06-13 David Edelsohn <edelsohn@gnu.org>
7863
7864 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7865
42cacb20
DE		 78662008-06-12 David Edelsohn <edelsohn@gnu.org>
7867 David S. Miller <davem@davemloft.net>
7868
7869 * powerpc.cc: New file.
7870 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7871 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7872 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7873 * Makefile.in: Rebuild.
7874
7b308235
ILT		 78752008-06-09 Ian Lance Taylor <iant@google.com>
7876
7877 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7878 <exception>.
7879 (throwing, orig_terminate): New static variables.
7880 (terminate_handler): New static function.
7881 (t2): Set terminate handler.
7882
f0b886e3
ILT		 78832008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7884
7885 PR 6584
cd536b21 7886 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 7887 alignment.
7888
3e90f135
CC		 78892008-05-30 Cary Coutant <ccoutant@google.com>
7890
7891 * archive.cc (Archive::include_all_members) Correct to step
7892 over symbol table and extended name table in thin archives.
7893
e09ad04a
ILT		 78942008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7895
7896 PR 6407
7897 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7898 calculation.
7899
62b01cb5
ILT		 79002008-05-28 Caleb Howe <cshowe@google.com>
7901
7902 * reduced_debug_output.cc: New file.
7903 * reduced_debug_output.h: New file.
92de84a6 7904 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 7905 * options.cc (General_options::finalize): Add strip_debug_non_line
7906 to the strip heirarchy.
7907 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7908 fields.
7909 * layout.cc: Include "reduced_debug_output.h".
7910 (Layout::Layout): Initialize new fields.
7911 (line_only_debug_sections): New static array.
7912 (is_lines_only_debug_sections): New static inline function.
7913 (Layout::include_section): Handle --strip-debug-non-line.
7914 (Layout::make_output_section): If --strip-debug-non-line, build
7915 new output sections for .debug_abbrev and .debug_info.
7916 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7917 gold. Warn about possible overflow.
7918 (read_signed_LEB_128): Likewise.
7919 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7920 (read_signed_LEB_128): Declare.
7921 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7922 (HFILES): Add reduced_debug_output.h.
7923 * Makefile.in: Rebuild.
7924
7d9e3d98
ILT		 79252008-05-21 Ian Lance Taylor <iant@google.com>
7926
7927 * mapfile.cc: New file.
7928 * mapfile.h: New file.
7929 * options.h (class General_options): Add -M/--print-map and -Map.
7930 * options.cc (General_options::finalize): Make -M equivalent to
7931 -Map -.
7932 * main.cc: Include <cstdio> and "mapfile.h".
7933 (main): Open mapfile if requested.
7934 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7935 constructor. Change caller.
7936 (queue_initial_tasks): Add mapfile parameter. Change caller.
7937 (queue_middle_tasks): Likewise.
7938 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7939 declarations.
7940 * archive.cc: Include "mapfile.h".
7941 (Archive::add_symbols): Add mapfile parameter. Change all
7942 callers. Pass mapfile, symbol, and reason to include_member.
7943 (Archive::include_all_members): Add mapfile parameter. Change all
7944 callers.
7945 (Archive::include_member): Add mapfile, sym, and why parameters.
7946 Change all callers. Report inclusion to map file.
7947 * archive.h: Include "fileread.h".
7948 (class Archive): Update declarations.
7949 (Archive::file): New const method.
7950 (class Add_archive_symbols): Add mapfile_ field. Update
7951 constructor. Change all callers.
7952 * readsyms.h (class Read_symbols): Likewise.
7953 (class Finish_group): Likewise.
7954 (class Read_script): Likewise.
7955 * common.cc: Include "mapfile.h".
7956 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7957 all callers.
7958 (Symbol_table::do_allocate_commons): Likewise.
7959 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7960 symbol allocation to mapfile.
7961 * common.h (class Allocate_commons_task): Add mapfile_ field.
7962 Update constructor. Change all callers.
7963 * symtab.h (class Symbol_table): Update declarations.
7964 * layout.cc: Include "mapfile.h".
7965 (Layout_task_runner::run): Print information to mapfile.
7966 (Layout::create_gold_note): Change Output_data_fixed_space to
7967 Output_data_zero_fill.
7968 (Layout::create_build_id): Likewise.
7969 (Layout::print_to_mapfile): New function.
7970 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7971 constructor. Change caller.
7972 (class Layout): Declare print_to_mapfile.
7973 * output.cc (Output_section::Input_section::print_to_mapfile): New
7974 function.
7975 (Output_section::add_input_section): If producing a map, always
7976 add to input_sections_ list.
7977 (Output_section::do_print_to_mapfile): New function.
7978 (Output_segment::print_sections_to_mapfile): New function.
7979 (Output_segment::print_section_list_to_mapfile): New function.
7980 * output.h: Include "mapfile.h".
7981 (Output_data::print_to_mapfile): New function.
7982 (Output_data::do_print_to_mapfile): New virtual function.
7983 (Output_segment_headers::do_print_to_mapfile): New function.
7984 (Output_file_header::do_print_to_mapfile): New function.
7985 (Output_data_const::do_print_to_mapfile): New function.
7986 (class Output_data_const_buffer): Add map_name_ field. Update
7987 constructor. Change all callers. Add do_print_to_mapfile
7988 function.
7989 (class Output_data_fixed_space): Likewise.
7990 (class Output_data_space): Likewise.
7991 (class Output_data_zero_fill): New class.
7992 (Output_data_strtab::do_print_to_mapfile): New function.
7993 (Output_data_reloc_base::do_print_to_mapfile): New function.
7994 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7995 (Output_data_group::do_print_to_mapfile): New function.
7996 (Output_data_got::do_print_to_mapfile): New function.
7997 (Output_data_dynamic::do_print_to_mapfile): New function.
7998 (Output_symtab_xindex::do_print_to_mapfile): New function.
7999 (class Output_section): Declare do_print_to_mapflie. Declare
8000 print_to_mapfile in Input_section.
8001 (class Output_segment): Declare new functions.
8002 * object.h (Sized_relobj::symbol_count): New function.
8003 * script-sections.cc
8004 (Output_section_element_dot_assignment::set_section_addresses):
8005 Change Output_data_fixed_space to Output_data_zero_fill.
8006 (Output_data_expression::do_print_to_mapfile): New function.
8007 * script.cc (read_input_script): Add mapfile parameter. Change
8008 all callers.
8009 * script.h (read_input_script): Update declaration.
8010 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8011 (Eh_frame::do_print_to_mapfile): New function.
8012 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8013 (Output_merge_string::do_print_to_mapfile): New function.
8014 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8015 function.
8016 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8017 function.
8018 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8019 function.
8020 * Makefile.am (CCFILES): Add mapfile.cc.
8021 (HFILES): Add mapfile.h.
8022 * Makefile.in: Rebuild.
8023
9f1d377b
ILT		 80242008-05-19 Ian Lance Taylor <iant@google.com>
8025
8026 * options.h (class General_options): Add -z relro.
8027 * layout.cc (Layout::Layout): Initialize relro_segment_.
8028 (Layout::add_output_section_data): Return the output section.
8029 (Layout::make_output_section): Rcognize relro sections and mark
8030 them appropriately.
8031 (Layout::attach_allocated_section_to_segment): Put relro sections
8032 in a PT_GNU_RELRO segment.
8033 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8034 section as relro.
8035 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8036 PT_TLS segments.
8037 (Layout::linkonce_mapping): Map d.rel.ro.local to
8038 .data.rel.ro.local.
8039 (Layout::output_section_name): Us .data.rel.ro.local for any
8040 section which begins with that.
8041 * layout.h (class Layout): Update add_output_section_data
8042 declaration. Add relro_segment_ field.
8043 * output.cc (Output_section::Output_section): Initialize is_relro_
8044 and is_relro_local_ fields.
8045 (Output_segment::add_output_section): Group relro sections.
8046 (Output_segment::is_first_section_relro): New function.
8047 (Output_segment::maximum_alignment): If there is a relro section,
8048 align the segment to the common page size.
8049 (Output_segment::set_section_addresses): Track whether we are
8050 looking at relro sections. If the last section is a relro
8051 section, align to the common page size.
8052 (Output_segment::set_section_list_addresses): Add in_relro
8053 parameter. Change all callers. Align to the page size when
8054 moving from relro to non-relro section.
8055 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8056 segment.
8057 * output.h (class Output_section): Add is_relro_ and
8058 is_relro_local_ fields.
8059 (Output_section::is_relro): New function.
8060 (Output_section::set_is_relro): New function.
8061 (Output_section::is_relro_local): New function.
8062 (Output_section::set_is_relro_local): New function.
8063 (class Output_segment): Update declarations.
8064 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8065 * sparc.cc (Target_sparc::got_section): Likewise.
8066 * x86_64.cc (Target_x86_64::got_section): Likewise.
8067 * testsuite/relro_test_main.cc: New file.
8068 * testsuite/relro_test.cc: New file.
8069 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8070 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8071 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8072 (relro_test.so, relro_test_pic.o): New targets.
8073 * testsuite/Makefile.in: Rebuild.
8074
a984ee1d
ILT		 80752008-05-16 Ian Lance Taylor <iant@google.com>
8076
01676dcd
ILT		 8077 * output.cc (Output_segment::add_output_section): Remove front
8078 parameter.
8079 * output.h (class Output_segment): Remove
8080 add_initial_output_section and overloaded add_output_section.
8081 Update declaration of remaining add_output_section.
8082 * layout.cc (Layout::create_interp): Call add_output_section
8083 rather than add_initial_output_section.
8084 (Layout::finish_dynamic_section): Likewise.
8085
497897f9
ILT		 8086 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8087 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8088 know the dynamic type.
8089 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8090 field. Initialize it in constructor.
8091 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8092 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8093 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8094 reloc.
8095
a984ee1d
ILT		 8096 * output.cc (Output_reloc::get_address): Change return type to
8097 Elf_Addr.
8098 * output.h (class Output_reloc): Update get_address declaration.
8099 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8100 for section addresses.
8101
55ba0940
ILT		 81022008-05-09 Ian Lance Taylor <iant@google.com>
8103
8104 PR 6493
8105 * gold.cc (gold_nomem): Use return value of write.
8106
75517b77
ILT		 81072008-05-08 Ian Lance Taylor <iant@google.com>
8108
8109 * symtab.c (Symbol::init_base_output_data): Add version
8110 parameter. Change all callers.
8111 (Symbol::init_base_output_segment): Likewise.
8112 (Symbol::init_base_constant): Likewise.
8113 (Symbol::init_base_undefined): Likewise.
8114 (Sized_symbol::init_output_data): Likewise.
8115 (Sized_symbol::init_output_segment): Likewise.
8116 (Sized_symbol::init_constant): Likewise.
8117 (Sized_symbol::init_undefined): Likewise.
8118 (Symbol_table::do_define_in_output_data): If the new symbol has a
8119 version, mark it as the default.
8120 (Symbol_table::do_define_in_output_segment): Likewise.
8121 (Symbol_table::do_define_as_constant): Likewise.
8122 * symtab.h (class Symbol): Update declarations.
8123 (class Sized_symbol): Likewise.
8124 * resolve.cc (Symbol::override_version): New function.
c42e122e 8125 (Symbol::override_base): Call override_version.
75517b77
ILT		 8126 (Symbol::override_base_with_special): Likewise.
8127 * testsuite/ver_script_8.script: New file.
8128 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8129 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8130 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8131 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8132
f1f70eae
ILT		 81332008-05-06 Ian Lance Taylor <iant@google.com>
8134
f3e9c5c5
ILT		 8135 PR 6049
8136 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8137 functions.
8138 (class General_options): Remove existing --undefined, and add
8139 --no-undefined instead. Add new --undefined as synonym for -u.
8140 * archive.cc (Archive::add_symbols): Check whether symbol was
8141 named with -u.
8142 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8143 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8144 all uses. Add IS_UNDEFINED. Update declarations to split
8145 different versions of init_base. Declare init_base_undefined.
8146 (Symbol::is_defined): Handle IS_UNDEFINED.
8147 (Symbol::is_undefined): Likewise.
8148 (Symbol::is_weak_undefined): Call is_undefined.
8149 (Symbol::is_absolute): Handle IS_CONSTANT.
8150 (class Sized_symbol): Update declarations to split different
8151 versions of init. Declare init_undefined.
8152 (class Symbol_table): Declare new functions.
8153 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8154 Change all callers.
8155 (Symbol::init_base_output_data): Likewise.
8156 (Symbol::init_base_output_segment): Likewise.
8157 (Symbol::init_base_constant): Likewise.
8158 (Symbol::init_base_undefined): New function.
8159 (Sized_symbol::init_object): Rename from init. Change all
8160 callers.
8161 (Sized_symbol::init_output_data): Likewise.
8162 (Sized_symbol::init_output_segment): Likewise.
8163 (Sized_symbol::init_constant): Likewise.
8164 (Sized_symbol::init_undefined): New function.
8165 (Symbol_table::add_undefined_symbols_from_command_line): New
8166 function.
8167 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8168 function.
8169 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8170 (Symbol::output_section): Likewise.
8171 (Symbol::set_output_section): Likewise.
8172 (Symbol_table::sized_finalize_symbol): Likewise.
8173 (Symbol_table::sized_write_globals): Likewise.
8174 * resolve.cc (Symbol_table::should_override): Likewise.
8175 (Symbol::override_base_with_special): Likewise.
8176
8bdcdf2c
ILT		 8177 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8178 symbol, change it to have default visibility.
8179 * testsuite/protected_1.cc: New file.
8180 * testsuite/protected_2.cc: New file.
8181 * testsuite/protected_3.cc: New file.
8182 * testsuite/protected_main_1.cc: New file.
8183 * testsuite/protected_main_2.cc: New file.
8184 * testsuite/protected_main_3.cc: New file.
8185 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8186 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8187 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8188 (protected_1.so): New target.
8189 (protected_1_pic.o, protected_2_pic.o): New targets.
8190 (protected_3_pic.o): New target.
8191 (check_PROGRAMS): Add protected_2.
8192 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8193 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8194 * testsuite/Makefile.in: Rebuild.
8195
2b706932
ILT		 8196 * options.h (DEFINE_var): Add set_user_set_##varname__.
8197 (DEFINE_bool_alias): New macro.
8198 (class General_options): Define -Bstatic using DEFINE_bool_alias
8199 rather than DEFINE_special. Add --undefined as an alias for -z
8200 defs.
8201 * options.cc (General_options::parse_Bstatic): Remove.
8202
d82a5bcc
ILT		 8203 * options.h (class General_options): Add --fatal-warnings.
8204 * main.cc (main): Implement --fatal-warnings.
8205 * errors.h (Errors::warning_count): New function.
8206
f1f70eae
ILT		 8207 * options.h (class General_options): Add -Bsymbolic-functions.
8208 * symtab.h (Symbol::is_preemptible): Check for
8209 -Bsymbolic-functions.
8210
8825ac63
ILT		 82112008-05-05 Ian Lance Taylor <iant@google.com>
8212
d98bc257
ILT		 8213 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8214 as noVARNAME rather than no-VARNAME.
8215 (class General_options): Add option -z combreloc.
8216 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8217 get_address.
8218 (Output_reloc::sort_before) [SHT_REL]: New function.
8219 (Output_reloc::sort_before) [SHT_RELA]: New function.
8220 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8221 Sort_relocs_comparison.
8222 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8223 parameter. Change all callers.
8224 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8225 sort_relocs parameter. Change all callers.
8226 * output.cc (Output_reloc::get_address): New function, broken out
8227 of write_rel.
8228 (Output_reloc::write_rel): Call it.
8229 (Output_reloc::compare): New function.
8230 (Output_data_reloc_base::do_write): Optionally sort relocs.
8231
60b2b4e7
ILT		 8232 * configure.ac: If targ_extra_obj is set, link it in.
8233 * configure.tgt: Initialize all variables.
8234 (x86_64*): Set targ_extra_obj and targ_extra_size.
8235 * configure: Rebuild.
8236
8825ac63
ILT		 8237 * object.cc (Sized_relobj::include_section_group): Adjust section
8238 indexes read from group data. Build vector to pass to
8239 layout_group.
8240 * layout.cc (Layout::layout_group): Add flags and shndxes
8241 parameters. Remove contents parameter. Change caller. Update
8242 explicit instantiations.
8243 * layout.h (class Layout): Update layout_group declaration.
8244 * output.cc (Output_data_group::Output_data_group): Add flags and
8245 input_shndxes parameters. Remove contents parameter. Change
8246 caller.
8247 (Output_data_group::do_write): Change input_sections_ to
8248 input_shndxes_.
8249 * output.h (class Output_data_group): Update constructor
8250 declaration. Rename input_sections_ to input_shndxes_.
8251 * testsuite/many_sections_test.cc: Add template.
8252
e94cf127
CC		 82532008-04-30 Cary Coutant <ccoutant@google.com>
8254
4418b2d5
CC		 8255 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8256
e94cf127
CC		 8257 * layout.cc (Layout::include_section): Refactored check for debug
8258 info section.
8259 (Layout::add_comdat): Add new parameters. Change type
8260 of signature parameter. Add object and shndx to signatures table.
8261 (Layout::find_kept_object): New function.
8262 * layout.h: Include <cstring>.
8263 (Layout::is_debug_info_section): New function.
8264 (Layout::add_comdat): Add new parameters.
8265 (Layout::find_kept_object): New function.
8266 (Layout::Kept_section): New struct.
8267 (Layout::Signatures): Change type of map range.
8268 * object.cc (Relobj::output_section_address): New function.
8269 (Sized_relobj::include_section_group): Add new parameters. Change
8270 calls to Layout::add_comdat. Change to build table of kept comdat
8271 groups and table mapping discarded sections to kept sections.
8272 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8273 (Sized_relobj::do_layout): Change calls to include_section_group and
8274 include_linkonce_section.
8275 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8276 value to zero when section is discarded.
8277 (Sized_relobj::map_to_kept_section): New function.
8278 * object.h (Relobj::output_section_address): New function.
8279 (Relobj::Comdat_group): New type.
8280 (Relobj::find_comdat_group): New function.
8281 (Relobj::Comdat_group_table): New type.
8282 (Relobj::Kept_comdat_section): New type.
8283 (Relobj::Kept_comdat_section_table): New type.
8284 (Relobj::add_comdat_group): New function.
8285 (Relobj::set_kept_comdat_section): New function.
8286 (Relobj::get_kept_comdat_section): New function.
8287 (Relobj::comdat_groups_): New field.
8288 (Relobj::kept_comdat_sections_): New field.
8289 (Symbol_value::input_value): Update comment.
8290 (Sized_relobj::map_to_kept_section) New function.
8291 (Sized_relobj::include_linkonce_section): Add new parameter.
8292 * target-reloc.h (Comdat_behavior): New type.
8293 (get_comdat_behavior): New function.
8294 (relocate_section): Add code to map a discarded section to the
8295 corresponding kept section when applying a relocation.
8296
e4e5049b
CS		 82972008-04-30 Craig Silverstein <csilvers@google.com>
8298
8299 * dwarf_reader.cc (next_generation_count): New static var.
8300 (Addr2line_cache_entry): New struct.
8301 (addr2line_cache): New static var.
8302 (Dwarf_line_info::one_addr2line): Added caching.
8303 (Dwarf_line_info::clear_addr2line_cache): New function.
8304 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8305 cache-size parameter.
8306 (Dwarf_line_info::one_addr2line_cache): New function.
8307 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8308 new cache-size argument to one_addr2line(), and clear cache.
8309
d09e9154
CC		 83102008-04-28 Cary Coutant <ccoutant@google.com>
8311
8312 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8313 R_386_PC8 relocations.
8314
7ef73768
ILT		 83152008-04-23 Ian Lance Taylor <iant@google.com>
8316
55438702
ILT		 8317 * object.cc (Sized_relobj::include_section_group): Check for
8318 invalid section group.
8319
c165fb93
ILT		 8320 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8321 header size.
8322
7ef73768
ILT		 8323 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8324 than read for file header.
8325 * archive.cc (Archive::include_member): Likewise.
8326
6194aaab
L		 83272008-04-23 Paolo Bonzini <bonzini@gnu.org>
8328
8329 * aclocal.m4: Regenerate.
8330 * configure: Regenerate.
8331
d491d34e
ILT		 83322008-04-19 Ian Lance Taylor <iant@google.com>
8333
5ea2bac6
ILT		 8334 * version.cc (version_string): Bump to 1.6.
8335
7bc3e21a
ILT		 8336 * testsuite/Makefile.am (many_sections_r_test): New target.
8337 (many_sections_r_test_SOURCES): Remove.
8338 (many_sections_r_test_DEPENDENCIES): Remove.
8339 (many_sections_r_test_LDFLAGS): Remove.
8340 (many_sections_r_test_LDADD): Remove.
8341
7fcd3aa9
ILT		 8342 * object.cc (Sized_relobj::do_add_symbols): Always pass
8343 local_symbol_count_ to add_from_relobj.
8344
4c94d6ae
ILT		 8345 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8346 every thousand variables.
8347 * testsuite/Makefile.in: Rebuild.
8348
d491d34e
ILT		 8349 * object.cc (Xindex::initialize_symtab_xindex): New function.
8350 (Xindex::read_symtab_xindex): New function.
8351 (Xindex::sym_xindex_to_shndx): New function.
8352 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8353 available.
8354 (Sized_relobj::do_initialize_xindex): New function.
8355 (Sized_relobj::do_read_symbols): Adjust section links.
8356 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8357 parameter. Change all callers.
8358 (Sized_relobj::include_section_group): Adjust section links and
8359 symbol section indexes.
8360 (Sized_relobj::do_layout): Adjust section links.
8361 (Sized_relobj::do_count_local_symbols): Adjust section links and
8362 symbol section indexes.
8363 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8364 ordinary and special symbols.
8365 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8366 dynsym_xindex parameters. Change all callers. Adjust section
8367 links. Use SHN_XINDEX when needed.
8368 (Sized_relobj::get_symbol_location_info): Adjust section links.
8369 Don't get fooled by special symbols.
8370 * object.h (class Xindex): Define.
8371 (class Object): Add xindex_ parameter. Declare virtual functoin
8372 do_initialize_xindex.
8373 (Object::adjust_sym_shndx): New function.
8374 (Object::set_xindex): New protected function.
8375 (class Symbol_value): Add is_ordinary_shndx_ field.
8376 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8377 (Symbol_value::value): Assert ordinary section.
8378 (Symbol_value::initialize_input_to_output_map): Likewise.
8379 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8380 Change all callers.
8381 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8382 all callers.
8383 (class Sized_relobj): Update declarations.
8384 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8385 parameter. Change all callers.
8386 (Sized_relobj::adjust_shndx): New function.
8387 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8388 field.
8389 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8390 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8391 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8392 (Sized_dynobj::read_dynsym_section): Adjust section links.
8393 (Sized_dynobj::read_dynamic): Likewise.
8394 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8395 section links.
8396 (Sized_dynobj::do_initialize_xindex): New function.
8397 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8398 do_initialize_xindex.
8399 (Sized_dynobj::adjust_shndx): New function.
8400 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8401 dynsym_xindex_ fields.
8402 (Layout::finalize): Add a call to set_section_indexes before
8403 creating the symtab sections.
8404 (Layout::set_section_indexes): Don't do anything if the section
8405 already has a section index.
8406 (Layout::create_symtab_sections): Add shnum parameter. Change
8407 caller. Create .symtab_shndx section if needed.
8408 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8409 caller.
8410 (Layout::allocated_output_section_count): New function.
8411 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8412 needed.
8413 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8414 fields. Update declarations.
8415 (Layout::symtab_xindex): New function.
8416 (Layout::dynsym_xindex): New function.
8417 (class Write_symbols_task): Add layout_ field.
8418 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8419 Change caller.
8420 * output.cc (Output_section_headers::Output_section_headers): Add
8421 shstrtab_section parameter. Change all callers.
8422 (Output_section_headers::do_sized_write): Store overflow values
8423 for section count and section string table section index in
8424 section header zero.
8425 (Output_file_header::do_sized_write): Check for overflow of
8426 section count and section string table section index.
8427 (Output_symtab_xindex::do_write): New function.
8428 (Output_symtab_xindex::endian_do_write): New function.
8429 * output.h (class Output_section_headers): Add shstrtab_section_.
8430 Update declarations.
8431 (class Output_symtab_xindex): Define.
8432 (Output_section::has_out_shndx): New function.
8433 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8434 field.
8435 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8436 Change all callers.
8437 (Sized_symbol::init): Likewise.
8438 (Symbol::output_section): Check for ordinary symbol.
8439 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8440 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8441 callers.
8442 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8443 Change all callers. Simplify handling of symbols from sections
8444 not included in the link.
8445 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8446 distinction.
8447 (Weak_alias_sorter::operator()): Assert that symbols are
8448 ordinary.
8449 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8450 distinction.
8451 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8452 parameters. Change all callers.
8453 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8454 symbol distinction. Use SHN_XINDEX when needed.
8455 (Symbol_table::write_section_symbol): Add symtab_xindex
8456 parameter. Change all callers.
8457 (Symbol_table::sized_write_section_symbol): Likewise. Use
8458 SHN_XINDEX when needed.
8459 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8460 declarations.
8461 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8462 (Symbol::is_defined): Check is_ordinary.
8463 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8464 (Symbol::is_absolute, Symbol::is_common): Likewise.
8465 (class Sized_symbol): Update declarations.
8466 (class Symbol_table): Update declarations.
8467 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8468 parameters. Change all callers.
8469 (Sized_symbol::override): Likewise.
8470 (Symbol_table::override): Likewise.
8471 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8472 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8473 is_ordinary, and orig_st_shndx parameters. Change all callers.
8474 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8475 to be in an ordinary section.
8476 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8477 object and is_ordinary parameters. Change all callers.
8478 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8479 Change all callers. Don't add undefined or non-ordinary symbols
8480 to reloc_map_.
8481 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8482 Change all callers.
8483 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8484 declarations.
8485 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8486 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8487 (Sized_relobj::relocate_sections): Likewise.
8488 * target-reloc.h (scan_relocs): Adjust section symbol index.
8489 (scan_relocatable_relocs): Likewise.
8490 * i386.cc (Scan::local): Check for ordinary symbols.
8491 * sparc.cc (Scan::local): Likewise.
8492 * x86_64.cc (Scan::local): Likewise.
8493 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8494 to symbol_section_and_value.
8495 * testsuite/many_sections_test.cc: New file.
8496 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8497 (check_PROGRAMS): Add many_sections_test.
8498 (many_sections_test_SOURCES): Define.
8499 (many_sections_test_DEPENDENCIES): Define.
8500 (many_sections_test_LDFLAGS): Define.
8501 (BUILT_SOURCES): Add many_sections_define.h.
8502 (many_sections_define.h): New target.
8503 (BUILT_SOURCES): Add many_sections_check.h.
8504 (many_sections_check.h): New target.
8505 (check_PROGRAMS): Add many_sections_r_test.
8506 (many_sections_r_test_SOURCES): Define.
8507 (many_sections_r_test_DEPENDENCIES): Define.
8508 (many_sections_r_test_LDFLAGS): Define.
8509 (many_sections_r_test_LDADD): Define.
8510 (many_sections_r_test.o): New target.
8511 * testsuite/Makefile.in: Rebuild.
8512
c5818ff1
CC		 85132008-04-17 Cary Coutant <ccoutant@google.com>
8514
8515 * errors.cc (Errors::info): New function.
8516 (gold_info): New function.
8517 * errors.h (Errors::info): New function.
8518 * gold.h (gold_info): New function.
8519 * object.cc (Input_objects::add_object): Print trace output.
8520 * options.cc (options::parse_set): New function.
8521 (General_options::parse_wrap): Deleted.
8522 (General_options::General_options): Deleted initializer.
8523 * options.h (options::String_set): New typedef.
8524 (options::parse_set): New function.
8525 (DEFINE_set): New macro.
8526 (General_options::wrap): Changed to use DEFINE_set. Changed
8527 callers of any_wrap_symbols and is_wrap_symbol.
8528 (General_options::trace, General_options::trace_symbol):
8529 New options.
8530 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8531 (General_options::wrap_symbols_): Deleted.
8532 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8533
b5be4a7c
DM		 85342008-04-17 David S. Miller <davem@davemloft.net>
8535
8536 * options.cc (General_options::parse_V): New function.
8537 * options.h: Add entries for -V and -Qy.
8538
155a0dd7
ILT		 85392008-04-17 Ian Lance Taylor <iant@google.com>
8540
8541 * common.cc (Symbol_table::allocate_commons): Remove options
8542 parameter. Change caller.
8543 (Symbol_table::do_allocate_commons): Remove options parameter.
8544 Change caller. Just call do_allocate_commons_list twice.
8545 (Symbol_table::do_allocate_commons_list): New function, broken out
8546 of do_allocate_commons.
8547 * common.h (class Allocate_commons_task): Remove options_ field.
8548 Update constructor.
8549 * symtab.cc (Symbol_table::Symbol_table): Initialize
8550 tls_commons_.
8551 (Symbol_table::add_from_object): Put TLS common symbols on
8552 tls_commons_ list.
8553 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8554 which are IN_OUTPUT_DATA.
8555 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8556 allocate_commons and do_allocate_commons declarations. Declare
8557 do_allocate_commons_list.
8558 * gold.cc (queue_middle_tasks): Update creation of
8559 Allocate_commons_task to not pass options.
8560 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8561 (TLS_TEST_C_FLAGS): New variable.
8562 (tls_test_c_pic.o): New target.
8563 (tls_test_shared.so): Link in tls_test_c_pic.o.
8564 (tls_test_c_pic_ie.o): New target.
8565 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8566 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8567 (tls_test_c.o): New target.
8568 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8569 (tls_pic_test_LDADD): Likewise.
8570 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8571 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8572 (tls_test_c_gnu2.o): New target.
8573 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8574 tls_test_c_gnu2.o.
8575 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8576 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8577 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8578 * testsuite/tls_test.cc: Include "config.h".
8579 (t_last): Call t11_last.
8580 * testsuite/tls_test.h (t11, t11_last): Declare.
8581 * testsuite/tls_test_c.c: New file.
8582 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8583 * configure.ac: Check for OpenMP support.
8584 * configure, config.in, Makefile.in: Rebuild.
8585 * testsuite/Makefile.in: Rebuild.
8586
edfbb029
CC		 85872008-04-16 Cary Coutant <ccoutant@google.com>
8588
8589 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8590 (Target_i386::tls_base_symbol_defined_): New field.
8591 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8592 (Target_i386::Scan::global): Likewise.
8593 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8594 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8595 (Target_x86_64::tls_base_symbol_defined_): New field.
8596 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8597 (Target_x86_64::Scan::global): Likewise.
8598
f3c69fca
CC		 85992008-04-16 Cary Coutant <ccoutant@google.com>
8600
8601 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8602 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8603 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8604 building shared libraries.
8605 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8606 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8607 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8608 * testsuite/Makefile.in: Rebuild.
8609 * testsuite/weak_undef.h: New file.
8610 * testsuite/weak_undef_file1.cc: Add extra test cases.
8611 * testsuite/weak_undef_file2.cc: Likewise.
8612 * testsuite/weak_undef_test.cc: Likewise.
8613
7c414435
DM		 86142008-04-16 David S. Miller <davem@davemloft.net>
8615
32b769e1
DM		 8616 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8617 Add issued_non_pic_error_ field. Declare check_non_pic.
8618 (Target_sparc::Scan::check_non_pic): New function.
8619 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8620 (Target_sparc::Scan::global): Likewise.
8621
11936fb1
DM		 8622 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8623 * configure: Rebuild.
8624
7c414435
DM		 8625 * options.h (DEFINE_enable): New macro.
8626 (new_dtags): New enable option.
8627 (initfirst, interpose, loadfltr, nodefaultlib,
8628 nodelete, nodlopen, nodump): New -z options.
8629 * layout.cc (Layout:finish_dynamic_section): If new
8630 dtags enabled, emit DT_RUNPATH. Also, emit a
8631 DT_FLAGS_1 containing any specified -z flags.
8632
85c7bf8b
ILT		 86332008-04-16 Ian Lance Taylor <iant@google.com>
8634
12c0daef
ILT		 8635 * copy-relocs.cc: New file.
8636 * copy-relocs.h: New file.
8637 * reloc.cc: Remove Copy_relocs code.
8638 * reloc.h: Likewise.
8639 * reloc-types.h (struct Reloc_types) [both versions]: Add
8640 get_reloc_addend_noerror.
8641 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8642 variants of add_global which take an addend which must be zero.
8643 * i386.cc: Include "copy-relocs.h".
8644 (class Target_i386): Change type of copy_relocs_ to variable,
8645 update initializer.
8646 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8647 Change all callers.
8648 (Target_i386::do_finalize_sections): Change handling of
8649 copy_relocs_.
8650 * sparc.cc: Include "copy-relocs.h".
8651 (class Target_sparc): Change type of copy_relocs_ to variable,
8652 update initializer.
8653 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8654 Change all callers.
8655 (Target_sparc::do_finalize_sections): Change handling of
8656 copy_relocs_.
8657 * x86_64.cc: Include "copy-relocs.h".
8658 (class Target_x86_64): Change type of copy_relocs_ to variable,
8659 update initializer.
8660 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8661 class. Change all callers.
8662 (Target_x86_64::do_finalize_sections): Change handling of
8663 copy_relocs_.
8664 * Makefile.am (CCFILES): Add copy-relocs.cc.
8665 (HFILES): Add copy-relocs.h.
8666
4f4995b6
ILT		 8667 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8668
85c7bf8b
ILT		 8669 * testsuite/script_test_4.sh: Permit leading zeroes.
8670
4f2a9edd
ILT		 86712008-04-15 Ian Lance Taylor <iant@google.com>
8672
e6188289
ILT		 8673 * script-sections.cc (Script_sections::create_segments): Use
8674 header_size_adjustment even when there is enough room for the
8675 headers.
8676 * testsuite/script_test_4.sh: New file.
8677 * testsuite/script_test_4.t: New file.
8678 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8679 (check_DATA): Add script_test_4.stdout.
8680 (MOSTLYCLEANFILES): Likewise.
8681 (script_test_4): New target.
8682 (script_test_4.stdout): New target.
8683 * testsuite/Makefile.in: Rebuild.
8684
4f2a9edd
ILT		 8685 * sparc.cc: Add definitions for Output_data_plt_sparc class
8686 constants.
8687
f5314dd5
DM		 86882008-04-14 David S. Miller <davem@davemloft.net>
8689
8690 * sparc.cc: New file.
8691 * Makefile.am (TARGETSOURCES): Add sparc.cc
8692 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8693 * configure.tgt: Document targ_extra_size and
8694 targ_extra_big_endian. Add entries for sparc-* and
8695 sparc64-*.
8696 * configure.ac: Handle targ_extra_size and
8697 targ_extra_big_endian.
8698 * Makefile.in: Rebuild.
8699 * configure: Likewise.
8700 * po/POTFILES.in: Likewise.
8701 * po/gold.pot: Likewise.
8702
154e0e9a
ILT		 87032008-04-14 Ian Lance Taylor <iant@google.com>
8704
8705 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8706 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8707 in the name/type/flags to section mapping. Don't call
8708 allocate_output_section.
8709 (Layout::choose_output_section): Change parameter from adjust_name
8710 to is_input_section. Don't permit input sections after sections
8711 are attached to segments. Don't call allocate_output_section.
8712 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8713 not write_enable_output_section.
8714 (Layout::make_output_section): Don't push to
8715 unattached_section_list_ nor call attach_to_segment. Call
8716 attach_section_to_segment if sections are attached.
8717 (Layout::attach_sections_to_segments): New function.
8718 (Layout::attach_section_to_segment): New function.
8719 (Layout::attach_allocated_section_to_segment): Rename from
8720 attach_to_segment. Remove flags parameter.
8721 (Layout::allocate_output_section): Remove function.
8722 (Layout::write_enable_output_section): Remove function.
8723 * layout.h (class Layout): Update for above changes. Add new
8724 field sections_are_attached_.
8725 * output.h (Output_section::update_flags_for_input_section): New
8726 function.
8727 * output.cc (Output_section::add_input_section): Call
8728 update_flags_for_input_section.
8729 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8730
009a67a2
CC		 87312008-04-11 Cary Coutant <ccoutant@google.com>
8732
8733 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8734 thought unnecessary.
8735 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8736
759b1a24
ILT		 87372008-04-11 Ian Lance Taylor <iant@google.com>
8738
8739 * output.h (class Output_section_data): Remove inline definition
8740 of set_addralign.
8741 * output.cc (Output_section_data::set_addralign): New function.
8742
c2b45e22
CC		 87432008-04-11 Cary Coutant <ccoutant@google.com>
8744
8745 Add support for TLS descriptors for i386 and x86_64.
8746 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8747 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8748 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8749 GOT_TYPE_TLS_DESC.
8750 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8751 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8752 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8753 relocations.
8754 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8755 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8756 Fix problem with initial-exec relocations.
8757 (Target_i386::Relocate::relocate_tls): Likewise.
8758 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8759 relaxation.
8760 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8761 support for section-plus-offset dynamic table entries.
8762 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8763 (Output_data_dynamic::Dynamic_entry): Add support for
8764 section-plus-offset dynamic table entries.
8765 (Output_data_dynamic::Classification): Likewise.
8766 (Output_data_dynamic::classification_): Renamed offset_.
8767 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8768 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8769 (Target_x86_64::make_plt_section): New function.
8770 (Target_x86_64::reserve_tlsdesc_entries): New function.
8771 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8772 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8773 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8774 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8775 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8776 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8777 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8778 add extra PLT entry for TLS descriptors.
8779 (Output_data_plt_x86_64::got_): New field.
8780 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8781 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8782 fields.
8783 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8784 descriptors.
8785 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8786 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8787 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8788 R_386_TLS_DESC_CALL relocations.
8789 (Target_x86_64::Scan::global): Likewise.
8790 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8791 for TLS descriptors.
8792 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8793 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8794 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8795 GD-to-IE relaxation.
8796 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8797 and TLS_DESCRIPTORS.
8798 * Makefile.in: Rebuild.
8799 * configure: Rebuild.
8800 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8801 (tls_test_shared2.so): New target.
8802 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8803 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8804 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8805 (tls_shared_gd_to_ie_test_LDADD): New variable.
8806 (tls_shared_gnu2_gd_to_ie_test): New target.
8807 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8808 New targets.
8809 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8810 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8811 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8812 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8813 (tls_shared_gnu2_test): New target.
8814 (tls_test_gnu2_shared.so): New target.
8815 (tls_shared_gnu2_test_SOURCES): New variable.
8816 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8817 (tls_shared_gnu2_test_LDFLAGS): New variable.
8818 (tls_shared_gnu2_test_LDADD): New variable.
8819 * testsuite/Makefile.in: Rebuild.
8820 * testsuite/Makefile.
8821
83bfb6b7
ILT		 88222008-04-11 Ian Lance Taylor <iant@google.com>
8823
8824 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8825 justsyms.t.
8826 * testsuite/Makefile.in: Rebuild.
8827
8828 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8829 long.
8830 * testsuite/script_test_2.cc (main): Adjust test.
8831
706e1f5e
ILT		 88322008-04-11 David S. Miller <davem@davemloft.net>
8833 Ian Lance Taylor <iant@google.com>
8834
8835 * options.h (General_options): Add entries for '-Y' and
8836 '-relax'.
8837 * options.cc (General_options:finalize): If -Y was used, add those
8838 entries to the library path instead of the default "/lib" and
8839 "/usr/lib".
8840
7c98e6bb
DM		 88412008-04-11 David S. Miller <davem@davemloft.net>
8842
8843 * testsuite/justsyms.t: Start at 0x100.
8844 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 8845 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8846 long.
8847 * testsuite/script_test_2.cc: Adjust string and section length
8848 checks.
7c98e6bb 8849
99a37bfd
ILT		 88502008-04-09 Ian Lance Taylor <iant@google.com>
8851
2cefc357
ILT		 8852 PR gold/5996
8853 * script-sections.cc (Sections_element::allocate_to_segment): Add
8854 orphan parameter.
8855 (Output_section_definition::allocate_to_segment): Likewise.
8856 (Orphan_output_section::allocate_to_segment): Likewise.
8857 (Script_sections::attach_sections_using_phdrs_clause): Don't
8858 propagate non-PT_LOAD segments to orphan sections.
8859 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8860 readelf rather than objdump.
8861 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8862 .interp section and PT_INTERP segment are the same size.
8863 * testsuite/Makefile.in: Rebuild.
8864
99a37bfd
ILT		 8865 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8866 aliases for symbols defined in the same object.
8867 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8868 (weak_alias_test_SOURCES): New variable.
8869 (weak_alias_test_DEPENDENCIES): New variable.
8870 (weak_alias_test_LDFLAGS): New variable.
8871 (weak_alias_test_LDADD): New variable.
8872 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8873 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8874 (weak_alias_test_3.o): New target.
8875 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8876 * testsuite/weak_alias_test_main.cc: New file.
8877 * testsuite/weak_alias_test_1.cc: New file.
8878 * testsuite/weak_alias_test_2.cc: New file.
8879 * testsuite/weak_alias_test_3.cc: New file.
8880
780e49c5
ILT		 88812008-04-08 Ian Lance Taylor <iant@google.com>
8882
cdb0b8f5
ILT		 8883 * options.h (class General_options): Add --noinhibit-exec option.
8884 * main.cc (main): Check --noinhibit-exec.
8885
0864d551
ILT		 8886 * options.h (class General_options): Define --wrap as a special
8887 option. Add wrap_symbols_ field.
8888 (General_options::any_wrap_symbols): New function.
8889 (General_options::is_wrap_symbol): New function.
8890 * options.cc (General_options::parse_wrap): New function.
8891 (General_options::General_options): Initialize wrap_symbols_.
8892 * symtab.cc (Symbol_table::wrap_symbol): New function.
8893 (Symbol_table::add_from_object): Handle --wrap.
8894 * symtab.h (class Symbol_table): Declare wrap_symbol.
8895 * target.h (Target::wrap_char): New function.
8896 (Target::Target_info): Add wrap_char field.
8897 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8898 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8899 * testsuite/testfile.cc (Target_test::test_target_info):
8900 Likewise.
8901
789aa6de
ILT		 8902 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8903 there is one.
8904
2c38906f
ILT		 8905 * layout.h (class Layout): Add added_eh_frame_data_ field.
8906 * layout.cc (Layout::Layout): Initialize new field.
8907 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8908 output section until we find a section we merged successfully.
8909 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8910 that the size be non-zero.
8911
780e49c5
ILT		 8912 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8913 qualifier.
8914
7fcd0256
ILT		 89152008-04-08 Craig Silverstein <csilvers@google.com>
8916
8917 * configure.ac: Export new conditional variable HAVE_ZLIB.
8918 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8919 on HAVE_ZLIB.
8920 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8921 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8922
6835af53
ILT		 89232008-04-07 Ian Lance Taylor <iant@google.com>
8924
e24f324c
ILT		 8925 * version.cc (version_string): Set to "1.5".
8926
a036edd8
ILT		 8927 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8928 Add issued_non_pic_error_ field. Declare check_non_pic.
8929 (Target_x86_64::Scan::check_non_pic): New function.
8930 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8931 (Target_x86_64::Scan::global): Likewise.
8932
624f8810
ILT		 8933 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8934 addend parameter. Change caller. Handle merge sections.
8935 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8936 Address to Addend. Don't add in the result of
8937 local_section_offset, pass down the addend and use the returned
8938 value.
8939 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8940 Update declarations of local_section_offset and symbol_value.
8941 * testsuite/two_file_test_1.cc (t18): New function.
8942 * testsuite/two_file_test_2.cc (f18): New function.
8943 * testsuite/two_file_test_main.cc (main): Call t18.
8944 * testsuite/two_file_test.h (t18, f18): Declare.
8945
6835af53
ILT		 8946 * configure.ac: Don't test for objdump, c++filt, or readelf.
8947 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8948 conditionals.
8949 (TEST_READELF): New variable.
8950 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8951 (check_PROGRAMS): Add two_file_strip_test.
8952 (two_file_strip_test): New target.
8953 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8954 (two_file_same_shared_strip_test_SOURCES): New variable.
8955 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8956 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8957 (two_file_same_shared_strip_test_LDADD): New variable.
8958 (two_file_shared_strip.so): New target.
8959 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8960 (ver_test_5.syms, ver_test_7.syms): Likewise.
8961 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8962 (strip_test_3.stdout): Use TEST_OBJDUMP.
8963 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8964
86925eef
CC		 89652008-04-04 Cary Coutant <ccoutant@google.com>
8966
8967 * symtab.h (Symbol::is_weak_undefined): New function.
8968 (Symbol::is_strong_undefined): New function.
8969 (Symbol::is_absolute): New function.
8970 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8971 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8972 absolute symbols.
8973 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8974 (weak_undef_test): New target.
8975 * testsuite/Makefile.in: Rebuild.
8976 * testsuite/weak_undef_file1.cc: New file.
8977 * testsuite/weak_undef_file2.cc: New file.
8978 * testsuite/weak_undef_test.cc: New file.
8979
126f3ece
ILT		 89802008-04-03 Craig Silverstein <csilvers@google.com>
8981
8982 * compressed_output.h (class Output_compressed_section): Use
8983 unsigned buffer.
8984 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8985 add zlib header.
8986 (zlib_compressed_suffix): Removed.
8987 (Output_compressed_section::set_final_data_size): Use unsigned
8988 buffers.
8989 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8990 Fix linker invocation.
8991 (flagstest_o_specialfile_and_compress_debug_sections):
8992 Likewise.
8993 * testsuite/Makefile.in: Regenerated.
8994
deae2a14
DM		 89952008-04-02 David S. Miller <davem@davemloft.net>
8996
8997 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8998 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8999
70752818
ILT		 90002008-04-02 Craig Silverstein <csilvers@google.com>
9001
9002 * TODO: New file.
9003
39d0cb0e
ILT		 90042008-04-02 Ian Lance Taylor <iant@google.com>
9005
9006 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9007 parameters. Update for new key type to views_. Change all
9008 callers.
9009 (File_read::read): Adjust for byteshift in returned view.
9010 (File_read::add_view): New function, broken out of
9011 find_and_make_view.
9012 (File_read::make_view): New function, broken out of
9013 find_and_make_view.
9014 (File_read::find_or_make_view): Add offset and aligned
9015 parameters. Rewrite accordingly. Change all callers.
9016 (File_read::get_view): Add offset and aligned parameters. Adjust
9017 for byteshift in return value.
9018 (File_read::get_lasting_view): Likewise.
9019 * fileread.h (class File_read): Update declarations.
9020 (class File_read::View): Add byteshift_ field. Add byteshift to
9021 constructor. Add byteshift method.
9022 * archive.h (Archive::clear_uncached_views): New function.
9023 (Archive::get_view): Add aligned parameter. Change all callers.
9024 * object.h (Object::get_view): Add aligned parameter. Change all
9025 callers.
9026 (Object::get_lasting_view): Likewise.
9027
9028 * fileread.cc (File_read::release): Don't call clear_views if
9029 there are multiple objects.
9030 * fileread.h (File_read::clear_uncached_views): New function.
9031 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9032 on the archive.
9033
a1207466
CC		 90342008-03-31 Cary Coutant <ccoutant@google.com>
9035
9036 Add thin archive support.
9037 * archive.cc (Archive::armagt): New const.
9038 (Archive::setup): Remove task parameter and calls to unlock.
9039 (Archive::unlock_nested_archives): New function.
9040 (Archive::read_header): Add nested_off parameter. Change
9041 all callers.
9042 (Archive::interpret_header): Likewise.
9043 (Archive::include_all_members): Change to handle thin
9044 archives.
9045 (Archive::include_member): Likewise.
9046 * archive.h (Archive::Archive): Add new parameters and
9047 initializers.
9048 (Archive::armagt): New const.
9049 (Archive::setup): Remove task parameter.
9050 (Archive::unlock_nested_archives): New function.
9051 (Archive::read_header): Add nested_off parameter.
9052 (Archive::interpret_header): Likewise.
9053 (Archive::Nested_archive_table): New typedef.
9054 (Archive::is_thin_archive_): New field.
9055 (Archive::nested_archives_): New field.
9056 (Archive::options_): New field.
9057 (Archive::dirpath_): New field.
9058 (Archive::task_): New field.
9059 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9060 for thin archives. Pass additional parameters to
9061 Archive::Archive. Unlock the archive file after calling
9062 Archive::setup.
cd536b21 9063
479f6503
ILT		 90642008-03-29 Ian Lance Taylor <iant@google.com>
9065
686c8caf
ILT		 9066 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9067 version symbol to be local.
9068 * testsuite/ver_test_4.sh: New file.
9069 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9070 (check_DATA): Add ver_test_4.syms.
9071 (ver_test_4.syms): New target.
9072 * testsuite/Makefile.in: Rebuild.
9073
ab794b6b
ILT		 9074 * output.cc
9075 (Output_section::Input_section_sort_entry::has_priority): New
9076 function.
9077 (Output_section::Input_section_sort_entry::match_file_name): New
9078 function.
9079 (Output_section::Input_section_sort_entry::match_section_name):
9080 Remove.
9081 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9082 Remove.
9083 (Output_section::Input_section_sort_entry::match_section_file):
9084 Remove.
9085 (Output_section::Input_section_sort_compare::operator()): Rewrite
9086 using new Input_section_sort_entry functions. Sort crtbegin and
9087 crtend first. Sort sections with no priority before sections with
9088 a priority.
9089 * testsuite/initpri1.c (d3): Check j != 4.
9090 (cd5): New constructor/destructor function.
9091 (main): Check j != 2.
9092
479f6503
ILT		 9093 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9094 new symbol when resolving, don't call set_is_default.
9095 * testsuite/ver_test_7.cc: New file.
9096 * testsuite/ver_test_7.sh: New file.
9097 * testsuite/Makefile.am (ver_test_7.so): New target.
9098 (ver_test_7.o): New target.
9099 (check_SCRIPTS): Add ver_test_7.sh.
9100 (check_DATA): Add ver_test_7.syms.
9101 (ver_test_7.syms): New target.
9102
2fd32231
ILT		 91032008-03-28 Ian Lance Taylor <iant@google.com>
9104
9105 * layout.cc (Layout::layout): If we see an input section with a
9106 name that needs sorting, set the must_sort flag for the output
9107 section.
9108 (Layout::make_output_section): If the name of the output section
9109 indicates that it might require sorting, set the may_sort flag.
9110 * output.h (Output_section::may_sort_attached_input_sections): New
9111 function.
9112 (Output_section::set_may_sort_attached_input_sections): New
9113 function.
9114 (Output_section::must_sort_attached_input_sections): New
9115 function.
9116 (Output_section::set_must_sort_attached_input_sections): New
9117 function.
9118 (class Output_section): Declare Input_section_sort_entry. Define
9119 Input_section_sort_compare. Declare
9120 sort_attached_input_sections. Add new fields:
9121 may_sort_attached_input_sections_,
9122 must_sort_attached_input_sections_,
9123 attached_input_sections_are_sorted_.
9124 * output.cc (Output_section::Output_section): Initialize new
9125 fields.
9126 (Output_section::add_input_section): Add an entry to
9127 input_sections_ if may_sort or must_sort are true.
9128 (Output_section::set_final_data_size): Call
9129 sort_attached_input_sections if necessary.
9130 (Output_section::Input_section_sort_entry): Define new class.
9131 (Output_section::Input_section_sort_compare::operator()): New
9132 function.
9133 (Output_section::sort_attached_input_sections): New function.
9134 * configure.ac: Check whether the compiler supports constructor
9135 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9136 * testsuite/initpri1.c: New file.
9137 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9138 CONSTRUCTOR_PRIORITY.
9139 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9140 (initpri1_LDFLAGS): New variable.
9141 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9142
18e6b24e
ILT		 91432008-03-27 Ian Lance Taylor <iant@google.com>
9144
49bdd526
ILT		 9145 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9146 * testsuite/common_test_1.c: New file.
9147 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9148 (common_test_1_SOURCES): New variable.
9149 (common_test_1_DEPENDENCIES): New variable.
9150 (common_test_1_LDFLAGS): New variable.
9151
18e6b24e
ILT		 9152 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9153 and commons_ correctly when NAME/VERSION does not override
9154 NAME/NULL.
9155 * testsuite/ver_test_6.c: New file.
9156 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9157 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9158 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9159
04bf7072
ILT		 91602008-03-26 Ian Lance Taylor <iant@google.com>
9161
5871526f
ILT		 9162 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9163 of an undefined symbol from a version script.
9164 * testsuite/Makefile.am (ver_test_5.so): New target.
9165 (ver_test_5.o): New target.
9166 (check_SCRIPTS): Add ver_test_5.sh.
9167 (check_DATA): Add ver_test_5.syms.
9168 (ver_test_5.syms): New target.
9169 * testsuite/ver_test_5.cc: New file.
9170 * testsuite/ver_test_5.script: New file.
9171 * testsuite/ver_test_5.sh: New file.
9172 * Makefile.in, testsuite/Makefile.in: Rebuild.
9173
04bf7072
ILT		 9174 PR gold/5986
9175 Fix problems building gold with gcc 4.3.0.
9176 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9177 (gold_error_at_location, gold_warning_at_location): Use it.
9178 * configure.ac: Check whether we can compile and use a template
9179 function with a printf attribute.
9180 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9181 when jumping over bytes.
9182 * object.cc: Instantiate Object::read_section_data.
9183 * debug.h: Include <cstring>
9184 * dwarf_reader.cc: Include <algorithm>
9185 * main.cc: Include <cstring>.
9186 * options.cc: Include <cstring>.
9187 * output.cc: Include <cstring>.
9188 * script.cc: Include <cstring>.
9189 * script.h: Include <string>.
9190 * symtab.cc: Include <cstring> and <algorithm>.
9191 * target-select.cc: Include <cstring>.
9192 * version.cc: Include <string>.
9193 * testsuite/testmain.cc: Include <cstdlib>.
9194 * configure, config.in: Rebuild.
9195
874c5b28
ILT		 91962008-03-25 Ian Lance Taylor <iant@google.com>
9197
819d6c3a
ILT		 9198 * options.cc: Include "../bfd/bfdver.h".
9199 (options::help): Print bug reporting address.
9200
f4b2c6f5
ILT		 9201 * version.cc (print_version): Adjust output for current value of
9202 BFD_VERSION_STRING.
9203
9204 * NEWS: New file.
9205
e96caa79
ILT		 9206 * options.cc (options::help): Print list of supported targets.
9207 * target-select.h: Include <vector>.
9208 (class Target_selector): Make machine_, size_, and is_big_endian_
9209 fields const. Add bfd_name_ and instantiated_target_ fields.
9210 (Target_selector::Target_selector): Add bfd_name parameter.
9211 (Target_selector::recognize): Make non-virtual, call
9212 do_recognize.
9213 (Target_selector::recognize_by_name): Make non-virtual, call
9214 do_recognize_by_name.
9215 (Target_selector::supported_names): New function.
9216 (Target_selector::bfd_name): New function.
9217 (Target_selector::do_instantiate_target): New pure virtual
9218 function.
9219 (Target_selector::do_recognize): New virtual function.
9220 (Target_selector::do_recognize_by_name): New virtual function.
9221 (Target_selector::instantiate_target): New private function.
9222 (supported_target_names): Declare.
9223 * target-select.cc (Target_selector::Target_selector): Update for
9224 new parameter and fields.
9225 (select_target_by_name): Check that the name matches before
9226 calling recognize_by_name.
9227 (supported_target_names): New function.
9228 * i386.cc (class Target_selector_i386): Update Target_selector
9229 constructor call. Remove recognize and recognize_by_name. Add
9230 do_instantiate_target.
9231 * x86_64.cc (class Target_selector_x86_64): Likewise.
9232 * testsuite/testfile.cc (class Target_selector_test): Update for
9233 changes to Target_selector.
9234
874c5b28
ILT		 9235 * README: Rewrite, with some notes on unsupported features.
9236
0a65a3a7
CC		 92372008-03-24 Cary Coutant <ccoutant@google.com>
9238
9239 * i386.cc (Target_i386::Got_type): New enum declaration.
9240 (Target_i386::Scan::local): Updated callers of Output_data_got
9241 member functions.
9242 (Target_i386::Scan::global): Likewise.
9243 (Target_i386::Relocate::relocate): Likewise.
9244 (Target_i386::Relocate::relocate_tls): Likewise.
9245 * object.h (Got_offset_list): New class.
9246 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9247 (Sized_relobj::local_got_offset): Likewise.
9248 (Sized_relobj::set_local_got_offset): Likewise.
9249 (Sized_relobj::local_has_tls_got_offset): Removed.
9250 (Sized_relobj::local_tls_got_offset): Removed.
9251 (Sized_relobj::set_local_tls_got_offset): Removed.
9252 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9253 * output.cc (Output_data_got::add_global): Added got_type parameter.
9254 (Output_data_got::add_global_with_rel): Likewise.
9255 (Output_data_got::add_global_with_rela): Likewise.
9256 (Output_data_got::add_global_pair_with_rel): New function.
9257 (Output_data_got::add_global_pair_with_rela): New function.
9258 (Output_data_got::add_local): Added got_type parameter.
9259 (Output_data_got::add_local_with_rel): Likewise.
9260 (Output_data_got::add_local_with_rela): Likewise.
9261 (Output_data_got::add_local_pair_with_rel): New function.
9262 (Output_data_got::add_local_pair_with_rela): New function.
9263 (Output_data_got::add_global_tls): Removed.
9264 (Output_data_got::add_global_tls_with_rel): Removed.
9265 (Output_data_got::add_global_tls_with_rela): Removed.
9266 (Output_data_got::add_local_tls): Removed.
9267 (Output_data_got::add_local_tls_with_rel): Removed.
9268 (Output_data_got::add_local_tls_with_rela): Removed.
9269 * output.h (Output_data_got::add_global): Added got_type parameter.
9270 (Output_data_got::add_global_with_rel): Likewise.
9271 (Output_data_got::add_global_with_rela): Likewise.
9272 (Output_data_got::add_global_pair_with_rel): New function.
9273 (Output_data_got::add_global_pair_with_rela): New function.
9274 (Output_data_got::add_local): Added got_type parameter.
9275 (Output_data_got::add_local_with_rel): Likewise.
9276 (Output_data_got::add_local_with_rela): Likewise.
9277 (Output_data_got::add_local_pair_with_rel): New function.
9278 (Output_data_got::add_local_pair_with_rela): New function.
9279 (Output_data_got::add_global_tls): Removed.
9280 (Output_data_got::add_global_tls_with_rel): Removed.
9281 (Output_data_got::add_global_tls_with_rela): Removed.
9282 (Output_data_got::add_local_tls): Removed.
9283 (Output_data_got::add_local_tls_with_rel): Removed.
9284 (Output_data_got::add_local_tls_with_rela): Removed.
9285 * resolve.cc (Symbol::override_base_with_special): Removed
9286 reference to has_got_offset_ field.
9287 * symtab.cc (Symbol::init_fields): Replaced initialization
9288 of got_offset_ with got_offsets_. Removed initialization
9289 of has_got_offset_
53fcba31 9290 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9291 (Symbol::got_offset): Likewise.
9292 (Symbol::set_got_offset): Likewise.
9293 (Symbol::has_tls_got_offset): Removed.
9294 (Symbol::tls_got_offset): Removed.
9295 (Symbol::set_tls_got_offset): Removed.
9296 (Symbol::got_offset_): Removed.
9297 (Symbol::tls_mod_got_offset_): Removed.
9298 (Symbol::tls_pair_got_offset_): Removed.
9299 (Symbol::got_offsets_): New field.
9300 (Symbol::has_got_offset): Removed.
9301 (Symbol::has_tls_mod_got_offset): Removed.
9302 (Symbol::has_tls_pair_got_offset): Removed.
9303 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9304 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9305 member functions.
9306 (Target_x86_64::Scan::global): Likewise.
9307 (Target_x86_64::Relocate::relocate): Likewise.
9308 (Target_x86_64::Relocate::relocate_tls): Likewise.
9309
bd52eafb
BE		 93102008-03-25 Ben Elliston <bje@au.ibm.com>
9311
9312 * yyscript.y: Fix spelling error in comment.
9313
8b105e34
ILT		 93142008-03-24 Ian Lance Taylor <iant@google.com>
9315
8ed814a9
ILT		 9316 * options.h (class General_options): Define build_id option.
9317 * layout.h (class Layout): Declare write_build_id, create_note,
9318 create_build_id. Add build_id_note_ member.
9319 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9320 "libiberty.h", "md5.h", "sha1.h".
9321 (Layout::Layout): Initialize eh_frame_data_,
9322 eh_frame_hdr_section_, and build_id_note_.
9323 (Layout::finalize): Call create_build_id.
9324 (Layout::create_note): New function, broken out of
9325 Layout::create_gold_note.
9326 (Layout::create_gold_note): Call create_note.
9327 (Layout::create_build_id): New function.
9328 (Layout::write_build_id): New function.
9329 (Close_task_runner::run): Call write_build_id.
9330
8b105e34
ILT		 9331 * x86_64.cc: Correct license to GPLv3.
9332
086a1841
ILT		 93332008-03-23 Ian Lance Taylor <iant@google.com>
9334
9335 * options.cc: Include "demangle.h".
9336 (parse_optional_string): New function.
9337 (parse_long_option): Handle takes_optional_argument.
9338 (parse_short_option): Update dash_z initializer. Handle
9339 takes_optional_argument.
9340 (General_options::General_options): Initialize do_demangle_.
9341 (General_options::finalize): Set do_demangle_. Handle demangling
9342 style.
9343 * options.h (parse_optional_string): Declare.
9344 (struct One_option): Add optional_arg field. Update constructor.
9345 Update call constructor calls. Add takes_optional_argument
9346 function.
9347 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9348 (DEFINE_optional_string): Define.
9349 (General_options::demangle): Change from DEFINE_bool to
9350 DEFINE_optional_string.
9351 (General_options::no_demangle): New function.
9352 (General_options::do_demangle): New function.
9353 (General_options::set_do_demangle): New function.
9354 (General_options::execstack_status_): Move definition to end of
9355 class definition.
9356 (General_options::static_): Likewise.
9357 (General_options::do_demangle_): New field.
9358 * object.cc (big_endian>::get_symbol_location_info): Call
9359 Options::do_demangle, not Options::demangle.
9360 * symtab.cc (demangle): Likewise.
9361
cbb93e63
ILT		 93622008-03-22 Ian Lance Taylor <iant@google.com>
9363
9364 * gold.h: Include <cstddef> and <sys/types.h>
9365 * options.h: Include <cstring>.
9366
ec531623
ILT		 93672008-03-21 Ian Lance Taylor <iant@google.com>
9368
9369 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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