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3f9a3278
ILT		 12010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2
3 * script-sections.cc (Script_sections::find_memory_region): Check
4 for a NULL output section pointer.
5
d06fb4d1
DK		 62010-10-29 Doug Kwan <dougkwan@google.com>
7
8 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
9 Output_section::add_relaxed_input_section.
10 * output.cc (Output_section::add_relaxed_input_section): Add new
11 arguments LAYOUT and NAME. Set section order index.
12 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
13 Copy section order index.
14 * output.h (Output_section::add_relaxed_input_section): Add new
15 arguments LAYOUT and NAME.
16
90e24de5
ILT		 172010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
18
19 * testsuite/Makefile.am: Move gcctestdir/ld rule to
20 NATIVE_OR_CROSS_LINKER.
21 * testsuite/Makefile.in: Regenerate.
22
c9484ea5
DK		 232010-10-20 Doug Kwan <dougkwan@google.com>
24
25 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
26 without SHF_LINK_ORDER flags.
27 * layout.cc (Layout::choose_output_section): Do not filter
28 SHF_LINK_ORDER flag in a relocatable link.
29
5bc2f5be
CC		 302010-10-17 Cary Coutant <ccoutant@google.com>
31
32 * output.h (Output_segment::set_section_addresses): Change function
33 signature. Update all callers.
34 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
35 sections.
36 (Output_segment::set_section_addresses): Align after last TLS
37 section. Add padding before last relro section instead of after.
38
0c91cf04
DK		 392010-10-17 Doug Kwan <dougkwan@google.com>
40
41 * gold/arm.cc (Target_arm::got_section): Use correct order and set
42 GOT output section to be writable.
43
8c21d9d3
CC		 442010-10-14 Cary Coutant <ccoutant@google.com>
45
46 * debug.h (DEBUG_INCREMENTAL): New flag.
47 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
48 * gold.cc (queue_initial_tasks): Check parameters for incremental link
49 mode.
50 * incremental.cc (report_command_line): Ignore all forms of
51 --incremental.
52 * layout.cc (Layout::Layout): Check parameters for incremental link
53 mode.
54 * options.cc (General_options::parse_incremental): New function.
55 (General_options::parse_no_incremental): New function.
56 (General_options::parse_incremental_full): New function.
57 (General_options::parse_incremental_update): New function.
58 (General_options::incremental_mode_): New data member.
59 (General_options::finalize): Check incremental_mode_.
60 * options.h (General_options): Update help text for --incremental.
61 Add --no-incremental, --incremental-full, --incremental-update.
62 (General_options::Incremental_mode): New enum type.
63 (General_options::incremental_mode): New function.
64 (General_options::incremental_mode_): New data member.
65 * parameters.cc (Parameters::incremental_mode_): New data member.
66 (Parameters::set_options): Set incremental_mode_.
67 (Parameters::set_incremental_full): New function.
68 (Parameters::incremental): New function.
69 (Parameters::incremental_update): New function.
70 (set_parameters_incremental_full): New function.
71 * parameters.h (Parameters::set_incremental_full): New function.
72 (Parameters::incremental): New function.
73 (Parameters::incremental_update): New function.
74 (Parameters::incremental_mode_): New data member.
75 (set_parameters_incremental_full): New function.
76 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
77 incremental link mode.
78 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
79 (Sized_relobj::do_relocate_sections): Likewise.
80 * testsuite/Makefile.am (incremental_test): Use --incremental-full
81 option.
82 * testsuite/Makefile.in: Regenerate.
83 * testsuite/incremental_test.sh: Filter all forms of --incremental.
84
bb32aa18 852010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 86
87 * script-sections.h (class Script_sections): Make
88 Sections_elements typedef public.
89 * script-sections.cc (class Sort_output_sections): Add elements_
90 field. Add constructor which sets it; change all callers.
91 (Sort_output_sections::is_before): New function.
92 (Sort_output_sections::operator()): Call is_before.
93 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
94 conditional.
95 * testsuite/script_test_10.sh: New test. Test script section
96 order.
97 * testsuite/script_test_10.t: Likewise.
98 * testsuite/script_test_10.s: Likewise.
99 * testsuite/Makefile.am: Wrap the cross linker tests and the
100 common tests into NATIVE_OR_CROSS_LINKER.
101 (check_SCRIPTS): Add script_test_10.sh.
102 (check_DATA): Add script_test_10.stdout.
103 (script_test_10.o, script_test_10): New targets.
104 (script_test_10.stdout): New target.
105 * configure, testsuite/Makefile.in: Regenerate.
106
3cef7179
ILT		 1072010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
108
109 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
110 error for the deprecated relocations.
111 (Target_arm::Scan::global): Likewise.
112 (Target_arm::Relocate::relocate): Likewise.
113
7411e9a8
RS		 1142010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
115
116 * fileread.cc (Input_file::find_file): Initialize *found_name
117 and *namep when using the fallback search for case 4.
118
6a9da32a
CC		 1192010-10-11 Cary Coutant <ccoutant@google.com>
120
121 * options.h (class General_options): Redefine -z lazy as an alias for
122 the negation of -z now.
123
ac897c20
ILT		 1242010-10-11 Ian Lance Taylor <iant@google.com>
125
126 * resolve.cc (symbol_to_bits): Report the value of the unsupported
127 binding.
128
ea5cae92
NC		 1292010-10-06 Nick Clifton <nickc@redhat.com>
130
131 * script-sections.cc(class Memory_region): Remove
132 current_lma_offset_ field. Rename current_vma_offset_ to
133 current_offset_. Add last_section_ field.
134 (Memory_region::get_current_vma_address): Rename to
135 get_current_address.
136 (Memory_region::get_current_lma_address): Delete.
137 (Memory_region::increment_vma_offset): Rename to
138 increment_offset.
139 (Memory_region::increment_lma_offset): Delete.
140 (Memory_region::attributes_compatible): New method. Returns
141 true if the provided section is compatible with the region.
142 (Memory_region::get_last_section): New method. Returns the last
143 section to use the region.
144 (Memory_region::set_last_section): New method. Stores the last
145 section to use the region.
146 (Script_sections::block_in_region): New method. Returns true if
147 a block of memory is contained within a region.
148 (Script_sections::find_memory_region): New method. Locates a
149 memory region to be used to set a VMA or LMA address.
150 (Output_section_definition::set_section_addresses): Add code to
151 check for addresses set by memory regions.
152 (Output_segment::set_section_addresses): Remove memory region
153 walking code.
154 (Script_sections::create_segment): Add a warning if a header
155 segment is created outside of any region.
156 * script-sections.h (class Script_sections): Add prototypes for
157 find_memory_region and block_in_region methods.
158 * testsuite/memory_test.s: Use .long instead of .word.
159 * testsuite/memory_test.t: Add some more output sections.
160 * testsuite/memory_test.sh: Update expected output.
161
a9bfd952
DK		 1622010-10-02 Doug Kwan <dougkwan@google.com>
163
164 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
165 defintion to symtab.h
166 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
167 declaration to defintion.
168
bacff3ab
NC		 1692010-10-01 Nick Clifton <nickc@redhat.com>
170
171 * expression.cc (eval): Replace dummy argument with NULL.
172 (eval_maybe_dot): Check for a NULL result section pointer.
173 (Symbol_expression::value): Likewise.
174 (Dot_expression::value): Likewise.
175 (BINARY_EXPRESSION): Likewise.
176 (Max_expression::value): Likewise.
177 (Min_expression::value): Likewise.
178 (Absolute_expression::value): Likewise.
179 (Addr_expression::value_from_output_section): Likewise.
180 (Loaddddr_expression::value_from_output_section): Likewise.
181 (Segment_start_expression::value): Likewise.
182 * script-sections.cc
183 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
184 argument with NULL.
185 (Sections_elememt_dot_assignment::set_section_addresses):
186 Likewise.
187 (Output_data_expression::do_write_to_buffer): Likewise.
188 (Output_section_definition::finalize_symbols): Likewise.
189 (Output_section_definition::set_section_addresses): Likewise.
190
f81bc8b5
DK		 1912010-09-30 Doug Kwan <dougkwan@google.com>
192
193 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
194
c95e9f27
ST		 1952010-09-28 Sriraman Tallam <tmsriram@google.com>
196
197 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 198 function.
c95e9f27
ST		 199 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
200 virtual function.
201 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
202 virtual function.
203 * icf.cc (get_section_contents): Inline merge sections only when
204 target allows it.
205
3cac54d2
RW		 2062010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
207
208 * configure: Regenerate.
209
2904037a
ILT		 2102010-09-17 Ian Lance Taylor <iant@google.com>
211
212 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 213 * testsuite/Makefile.am (memory_test.o): New target.
214 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
215 memory_test.t.
216 * testsuite/Makefile.in: Rebuild.
2904037a 217
bca7fb63
DK		 2182010-09-17 Doug Kwan <dougkwan@google.com>
219
220 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
221 defintion if relocation uses GOT entries of the symbol.
222 * testsuite/icf_safe_test.sh: Fix test.
223 * testsuite/icf_safe_so_test.sh: Fix test.
224
4ef28648
CC		 2252010-09-16 Cary Coutant <ccoutant@google.com>
226
227 * script_sections.cc (class Memory_region): Remove "NULL" from
228 vector initializations.
229
793990de
CC		 2302010-09-15 Cary Coutant <ccoutant@google.com>
231
232 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
233 Resolve forwarding symbols.
234
81e015e2
DK		 2352010-09-15 Doug Kwan <dougkwan@google.com>
236
237 * gold/testsuite/script_test_3.t: Add ARM special sections.
238 * gold/testsuite/script_test_4.t: Same.
239 * gold/testsuite/script_test_5.t: Same.
240 * gold/testsuite/script_test_6.t: Same.
241 * gold/testsuite/script_test_7.t: Same.
242 * gold/testsuite/script_test_7.t: Same.
243 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
244
36171d64
CC		 2452010-09-14 Cary Coutant <ccoutant@google.com>
246
247 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
248 (Target_x86_64::Relocate::relocate_tls): Replace check for
249 saw_tls_block_reloc_ with test for executable section.
250
d89051bd
CC		 2512010-09-12 Cary Coutant <ccoutant@google.com>
252
253 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
254 position-independent executables to shared libraries need dynamic
255 relocations.
256 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
257 position-independent executables.
258 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
259 * testsuite/Makefile.in: Regenerate.
260
fca41f0f
NC		 2612010-09-10 Nick Clifton <nickc@redhat.com>
262
263 PR gold/11997
264 * testsuite/memory_test.t: Discard any sections that are not
265 needed.
266
6695e4b3
L		 2672010-09-09 H.J. Lu <hongjiu.lu@intel.com>
268
269 PR gold/11996
270 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
271 "This::" to work around a bug in gcc 4.2.
272
273 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
274
0f72bf6f
RÁE		 2752010-09-09 Rafael Espindola <espindola@google.com>
276
277 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
278 sections with different PF_X flags in the same segment.
279 (Layout::find_first_load_seg): Search all segments to find the first
280 one.
281 * options.h (rosegment): New.
282
2832010-09-08 Rafael Espindola <espindola@google.com>
a6577478 284
05a79166 285 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 286
aa98ff75
DK		 2872010-09-08 Doug Kwan <dougkwan@google.com>
288
289 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
290 (Arm_relobj::do_relocate_sections): Add new parameter for output
291 file to match the parent.
292 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
293 of local symbols instead of input values. Update code to track
294 changes in gold::relocate_section.
295 * object.cc (Sized_relobj::compute_final_local_value): New methods.
296 (Sized_relobj::compute_final_local_value_internal): New methods.
297 (Sized_relobj::do_finalize_local_symbols): Move code from loop
298 body into private version of Sized_relobj::compute_final_local_value.
299 Call the inline method.
300 * object.h (Symbol_value::Symbol_value): Define destructor. Free
301 merged symbol value if there is one.
302 (Symbol_value::has_output_value): New method defintiion.
303 (Sized_relobj::Compute_final_local_value_status): New enum type.
304 (Sized_relobj::compute_final_local_value): New methods.
305 (Sized_relobj::compute_final_local_value_internal): New methods.
306 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
307 and arm_cortex_a8.sh.
308 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
309 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
310 New tests.
311 * Makefile.in: Regenerate.
312 * testsuite/arm_bl_out_of_range.s: Update test.
313 * testsuite/thumb_bl_out_of_range.s: Ditto.
314 * testsuite/thumb_blx_out_of_range.s: Ditto.
315 * testsuite/arm_branch_out_of_range.sh: New file.
316 * testsuite/arm_cortex_a8.sh: Ditto.
317 * testsuite/arm_cortex_a8_b.s: Ditto.
318 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
319 * testsuite/arm_cortex_a8_b_local.s: Ditto.
320 * testsuite/arm_cortex_a8_bl.s: Ditto.
321 * testsuite/arm_cortex_a8_blx.s: Ditto.
322 * testsuite/arm_cortex_a8_local.s: Ditto.
323 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
324 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
325
05a79166
L		 3262010-09-08 Rafael Espindola <espindola@google.com>
327
328 * Makefile.am (memory_test.stdout): Run readelf with -W.
329 * Makefile.in: Regenerate.
330 * testsuite/memory_test.sh: Make the regexps accept both 32 and
331 64 bit output.
332
33dbc701
RÁE		 3332010-09-08 Rafael Espindola <espindola@google.com>
334
335 * script-sections.cc (Script_sections::add_memory_region): Convert
336 field precision to int.
337 * script.cc (script_set_section_region, script_set_section_region):
338 Convert field precision to int.
339
731ca54a
RÁE		 3402010-09-08 Rafael Espindola <espindola@google.com>
341
342 * arm.cc (do_finalize_sections): Create the __exidx_start and
343 __exdix_end symbols even when the section is missing.
344
7f8cd844
NC		 3452010-09-08 Nick Clifton <nickc@redhat.com>
346
347 * README: Remove claim that MEMORY is not supported.
348 * expression.cc (script_exp_function_origin)
349 (script_exp_function_length): Move from here to ...
350 * script.cc: ... here.
351 (script_set_section_region, script_add_memory)
352 (script_parse_memory_attr, script_include_directive): New
353 functions.
354 * script-sections.cc
355 (class Memory_region): New class.
356 (class Output_section_definition): Add set_memory_region,
357 set_section_vma, set_section_lma and get_section_name methods.
358 (class Script_Sections): Add add_memory_region,
359 find_memory_region, find_memory_region_origin,
360 find_memory_region_length and set_memory_region methods.
361 Have set_section_addresses method walk the list of set memory
362 regions.
363 Extend the print methos to display memory regions.
364 * script-sections.h: Add prototypes for new methods.
365 Add enum for MEMORY region attributes.
366 * yyscript.y: Add support for parsing MEMORY regions.
367 * script-c.h: Add prototypes for new functions.
368 * testsuite/Makefile.am: Add test of MEMORY region functionality.
369 * testsuite/Makefile.in: Regenerate.
370 * testsuite/memory_test.sh: New script.
371 * testsuite/memory_test.s: New assembler source file.
372 * testsuite/memory_test.t: New linker script.
373
a4649286
DK		 3742010-08-27 Doug Kwan <dougkwan@google.com>
375
376 * gold/resolve.cc (Symbol_table::should_override): Let a weak
377 reference override an existing dynamic weak reference.
378 * testsuite/Makefile.am: Add new test dyn_weak_ref.
379 * testsuite/Makefile.in: Regenerate.
380 * testsuite/dyn_weak_ref.sh: New file.
381 * testsuite/dyn_weak_ref_1.c: Ditto.
382 * testsuite/dyn_weak_ref_2.c: Ditto.
383
b56648ad
ILT		 3842010-08-27 Ian Lance Taylor <iant@google.com>
385
386 * incremental.h (class Incremental_input_entry): Add virtual
387 destructor.
388
809313cb
ILT		 3892010-08-27 Ian Lance Taylor <iant@google.com>
390
391 * testsuite/start_lib_test_3.c: Mark t3 as used.
392
11e32464
NC		 3932010-08-27 Nick Clifton <nickc@redhat.com>
394
395 * options.cc (version_script): Fix small typo in previous
396 whitespace tidyup.
397
ca09d69a
NC		 3982010-08-25 Nick Clifton <nickc@redhat.com>
399
400 * archive.cc: Formatting fixes: Remove whitespace between
401 typename and following asterisk. Remove whitespace between
402 function name and opening parenthesis.
403 * archive.h: Likewise.
404 * arm.cc: Likewise.
405 * attributes.cc: Likewise.
406 * attributes.h: Likewise.
407 * common.cc: Likewise.
408 * copy-relocs.cc: Likewise.
409 * dirsearch.h: Likewise.
410 * dynobj.cc: Likewise.
411 * ehframe.cc: Likewise.
412 * ehframe.h: Likewise.
413 * expression.cc: Likewise.
414 * fileread.cc: Likewise.
415 * fileread.h: Likewise.
416 * gc.h: Likewise.
417 * gold-threads.cc: Likewise.
418 * gold.cc: Likewise.
419 * i386.cc: Likewise.
420 * icf.h: Likewise.
421 * incremental-dump.cc: Likewise.
422 * incremental.cc: Likewise.
423 * layout.cc: Likewise.
424 * layout.h: Likewise.
425 * main.cc: Likewise.
426 * merge.cc: Likewise.
427 * merge.h: Likewise.
428 * object.cc: Likewise.
429 * object.h: Likewise.
430 * options.cc: Likewise.
431 * options.h: Likewise.
432 * output.cc: Likewise.
433 * output.h: Likewise.
434 * plugin.cc: Likewise.
435 * plugin.h: Likewise.
436 * powerpc.cc: Likewise.
437 * reloc.cc: Likewise.
438 * script-c.h: Likewise.
439 * script-sections.cc: Likewise.
440 * script.cc: Likewise.
441 * stringpool.cc: Likewise.
442 * symtab.cc: Likewise.
443 * symtab.h: Likewise.
444 * target.cc: Likewise.
445 * timer.cc: Likewise.
446 * timer.h: Likewise.
447 * version.cc: Likewise.
448 * x86_64.cc: Likewise.
449
b8fa8750
NC		 4502010-08-24 Nick Clifton <nickc@redhat.com>
451
452 PR 11899
453 * layout.cc (segment_precedes): Sort segments by their physical
454 addresses, if they have been set.
455
9919d93b
CC		 4562010-08-23 Cary Coutant <ccoutant@google.com>
457
458 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
459 symbols data.
460 (Lib_group::include_member): Unlock object after deleting its
461 symbols data.
462 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
463 the bug fixed here.
464
97b4be1c
CC		 4652010-08-19 Neil Vachharajani <nvachhar@google.com>
466 Cary Coutant <ccoutant@google.com>
467
468 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
469 constructor, and set_blocker.
470 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
471 readsyms_blocker_.
472 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
473 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
474 * testsuite/Makefile.am (start_lib_test): New test case.
475 * testsuite/Makefile.in: Regenerate.
476 * testsuite/start_lib_test_main.c: New file.
477 * testsuite/start_lib_test_1.c: New file.
478 * testsuite/start_lib_test_2.c: New file.
479 * testsuite/start_lib_test_3.c: New file.
480
dd0b1884
ILT		 4812010-08-19 Ian Lance Taylor <iant@google.com>
482
483 * Makefile.in: Rebuild with automake 1.11.1.
484 * aclocal.m4: Likewise.
485 * testsuite/Makefile.in: Likewise.
486
7223e9ca
ILT		 4872010-08-19 Ian Lance Taylor <iant@google.com>
488
489 PR 10893
490 * i386.cc (class Output_data_plt_i386): Update declarations.
491 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
492 local_ifuncs_ fields.
493 (Target_i386::do_plt_section_for_global): New function.
494 (Target_i386::do_plt_section_for_local): New function.
495 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
496 parameter; change all callers. Initialize global_ifuncs_ and
497 local_ifuncs_. If doing a static link define __rel_iplt_start and
498 __rel_iplt_end.
499 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
500 (Output_data_plt_i386::add_local_ifunc_entry): New function.
501 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
502 symbols.
503 (Target_i386::make_plt_section): New function, broken out of
504 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
505 (Target_i386::make_plt_entry): Call make_plt_section.
506 (Target_i386::make_local_ifunc_plt_entry): New function.
507 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
508 (Target_i386::Scan::local): Handle IFUNC symbols. Add
509 R_386_IRELATIVE to switch.
510 (Target_i386::Scan::global): Likewise.
511 (Target_i386::Relocate::relocate): Likewise.
512 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
513 switch.
514 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
515 (Target_x86_64::do_plt_section_for_global): New function.
516 (Target_x86_64::do_plt_section_for_local): New function.
517 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
518 parameter; change all callers. If doing a static link define
519 __rela_iplt_start and __rela_iplt_end.
520 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
521 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
522 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
523 to point to .plt.
524 (Target_x86_64::make_local_ifunc_plt_entry): New function.
525 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
526 switch.
527 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
528 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
529 R_X86_64_IRELATIVE to switch.
530 (Target_x86_64::Scan::global): Likewise.
531 (Target_x86_64::Relocate::relocate): Likewise.
532 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
533 switch.
534 * target.h (class Target): Add plt_section_for_global and
535 plt_section_for_local functions. Add do_plt_section_for_global
536 and do_plt_section_for_local virtual functions.
537 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
538 clarifying comments.
539 (Symbol::use_plt_offset): Handle IFUNC symbol.
540 * object.cc (Sized_relobj::Sized_relobj): Initialize
541 local_plt_offsets_.
542 (Sized_relobj::local_has_plt_offset): New function.
543 (Sized_relobj::local_plt_offset): New function.
544 (Sized_relobj::set_local_plt_offset): New function.
545 (Sized_relobj::do_count): Handle IFUNC symbol.
546 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
547 a bit away from input_shndx_ field. Add set_is_func_symbol and
548 is_ifunc_symbol functions.
549 (class Sized_relobj): Update declarations. Remove Tls_got_entry
550 and Local_tls_got_offsets. Define Local_plt_offsets. Add
551 local_plt_offsets_ field.
552 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
553 * output.h (class Output_section_data): Add non-const
554 output_section function.
555 (class Output_data_got): Update declarations.
556 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
557 Add use_plt_offset parameter to global and local constructors.
558 Change all callers. Change local_sym_index_ field to 31 bits.
559 Change GSYM_CODE and CONSTANT_CODE accordingly.
560 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
561 doing a static link don't set sh_link field.
562 (Output_data_got::Got_entry::write): Use PLT offset if
563 appropriate.
564 (Output_data_got::add_global_plt): New function.
565 (Output_data_got::add_local_plt): New function.
566 * target-reloc.h (relocate_section): Handle IFUNC symbol.
567 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
568 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
569 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
570 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
571 IFUNC conditional.
572 * testsuite/ifunc-sel.h: New file.
573 * testsuite/ifuncmain1.c: New file.
574 * testsuite/ifuncmain1vis.c: New file.
575 * testsuite/ifuncmod1.c: New file.
576 * testsuite/ifuncdep2.c: New file.
577 * testsuite/ifuncmain2.c: New file.
578 * testsuite/ifuncmain3.c: New file.
579 * testsuite/ifuncmod3.c: New file.
580 * testsuite/ifuncmain4.c: New file.
581 * testsuite/ifuncmain5.c: New file.
582 * testsuite/ifuncmod5.c: New file.
583 * testsuite/ifuncmain6pie.c: New file.
584 * testsuite/ifuncmod6.c: New file.
585 * testsuite/ifuncmain7.c: New file.
586 * configure, testsuite/Makefile.in: Rebuild.
587
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589
590 * incremental.cc
591 (Output_section_incremental_inputs::write_input_files): Add cast
592 to avoid signed/unsigned comparison warning.
593 (Output_section_incremental_inputs::write_info_blocks): Likewise.
594
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596
597 * common.cc (Sort_commons::operator()): Remove unnecessary code.
598
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600
601 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
602
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604 Doug Kwan <dougkwan@google.com>
605
606 * resolve.cc (Symbol_table::should_override): When a weak dynamic
607 defintion overrides non-weak undef, remember that the original undef
608 is not weak.
609 * symtab.cc (Symbol_table::sized_write_global): For undef without
610 an original weak binding, set binding to global in output.
611 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
612 * testsuite/Makefile.in: Regenerate.
613 * testsuite/strong_ref_weak_def.sh: New file.
614 * testsuite/strong_ref_weak_def_1.c: Ditto.
615 * testsuite/strong_ref_weak_def_2.c: Ditto.
616
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618
619 * testsuite/incremental_test.sh: Rewrite.
620 * testsuite/incremental_test_1.c: Rewrite.
621 * testsuite/incremental_test_2.c: Rewrite.
622
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624
625 * arm.cc (Target_arm::got_size): Add const.
626 (Target_arm::got_entry_count): New function.
627 (Target_arm::plt_entry_count): New function.
628 (Target_arm::first_plt_entry_offset): New function.
629 (Target_arm::plt_entry_size): New function.
630 (Output_data_plt_arm::entry_count): New function.
631 (Output_data_plt_arm::first_plt_entry_offset): New function.
632 (Output_data_plt_arm::get_plt_entry_size): New function.
633 * i386.cc (Target_i386::got_size): Add const.
634 (Target_i386::got_entry_count): New function.
635 (Target_i386::plt_entry_count): New function.
636 (Target_i386::first_plt_entry_offset): New function.
637 (Target_i386::plt_entry_size): New function.
638 (Output_data_plt_i386::entry_count): New function.
639 (Output_data_plt_i386::first_plt_entry_offset): New function.
640 (Output_data_plt_i386::get_plt_entry_size): New function.
641 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
642 find_incremental_inputs_sections. Dump incremental_got_plt section.
643 * incremental.cc: Include target.h.
644 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
645 parameter. Adjust all callers. Find incremental_got_plt section.
646 (Incremental_inputs::create_data_sections): Create incremental_got_plt
647 section.
648 (Output_section_incremental_inputs::set_final_data_size): Calculate
649 size of incremental_got_plt section.
650 (Output_section_incremental_inputs::do_write): Write the
651 incremental_got_plt section.
652 (Got_plt_view_info): New struct.
653 (Local_got_offset_visitor): New class.
654 (Global_got_offset_visitor): New class.
655 (Global_symbol_visitor_got_plt): New class.
656 (Output_section_incremental_inputs::write_got_plt): New function.
657 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
658 Add parameter. Adjust all callers.
659 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
660 (Incremental_inputs::got_plt_section): New function.
661 (Incremental_inputs::got_plt_section_): New data member.
662 (Incremental_got_plt_reader): New class.
663 * layout.cc (Layout::create_incremental_info_sections): Add the
664 incremental_got_plt section.
665 * object.h (Got_offset_list::get_list): New function.
666 (Got offset_list::for_all_got_offsets): New function.
667 (Sized_relobj::local_got_offset_list): New function.
668 * powerpc.cc (Target_powerpc::got_size): Add const.
669 (Target_powerpc::got_entry_count): New function.
670 (Target_powerpc::plt_entry_count): New function.
671 (Target_powerpc::first_plt_entry_offset): New function.
672 (Target_powerpc::plt_entry_size): New function.
673 (Output_data_plt_powerpc::entry_count): New function.
674 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
675 (Output_data_plt_powerpc::get_plt_entry_size): New function.
676 * sparc.cc (Target_sparc::got_size): Add const.
677 (Target_sparc::got_entry_count): New function.
678 (Target_sparc::plt_entry_count): New function.
679 (Target_sparc::first_plt_entry_offset): New function.
680 (Target_sparc::plt_entry_size): New function.
681 (Output_data_plt_sparc::entry_count): New function.
682 (Output_data_plt_sparc::first_plt_entry_offset): New function.
683 (Output_data_plt_sparc::get_plt_entry_size): New function.
684 * symtab.h (Symbol::got_offset_list): New function.
685 (Symbol_table::for_all_symbols): New function.
686 * target.h (Sized_target::got_entry_count): New function.
687 (Sized_target::plt_entry_count): New function.
688 (Sized_target::plt_entry_size): New function.
689 * x86_64.cc (Target_x86_64::got_size): Add const.
690 (Target_x86_64::got_entry_count): New function.
691 (Target_x86_64::plt_entry_count): New function.
692 (Target_x86_64::first_plt_entry_offset): New function.
693 (Target_x86_64::plt_entry_size): New function.
694 (Output_data_plt_x86_64::entry_count): New function.
695 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
696 (Output_data_plt_x86_64::get_plt_entry_size): New function.
697
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699
700 * archive.cc: Include incremental.h.
701 (Archive::Archive): Initialize incremental_info_.
702 (Archive::include_member): Record archive members in incremental info.
703 (Add_archive_symbols::run): Record begin and end of an archive in
704 incremental info.
705 (Lib_group::include_member): Record objects in incremental info.
706 * archive.h (Incremental_archive_entry): Forward declaration.
707 (Archive::set_incremental_info): New member function.
708 (Archive::incremental_info): New member function.
709 (Archive::Unused_symbol_iterator): New class.
710 (Archive::unused_symbols_begin): New member function.
711 (Archive::unused_symbols_end): New member function.
712 (Archive::incremental_info_): New data member.
713 * incremental-dump.cc (find_input_containing_global): New function.
714 (dump_incremental_inputs): Dump new incremental info sections.
715 * incremental.cc: Include symtab.h.
716 (Output_section_incremental_inputs): New class.
717 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
718 new incremental info sections.
719 (Sized_incremental_binary::do_check_inputs): Likewise.
720 (Incremental_inputs::report_archive): Remove.
721 (Incremental_inputs::report_archive_begin): New function.
722 (Incremental_inputs::report_archive_end): New function.
723 (Incremental_inputs::report_object): New function.
724 (Incremental_inputs::finalize_inputs): Remove.
725 (Incremental_inputs::report_input_section): New function.
726 (Incremental_inputs::report_script): Rewrite.
727 (Incremental_inputs::finalize): Do nothing but finalize string table.
728 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
729 (Incremental_inputs::sized_create_inputs_section_data): Remove.
730 (Incremental_inputs::create_data_sections): New function.
731 (Incremental_inputs::relocs_entsize): New function.
732 (Output_section_incremental_inputs::set_final_data_size): New function.
733 (Output_section_incremental_inputs::do_write): New function.
734 (Output_section_incremental_inputs::write_header): New function.
735 (Output_section_incremental_inputs::write_input_files): New function.
736 (Output_section_incremental_inputs::write_info_blocks): New function.
737 (Output_section_incremental_inputs::write_symtab): New function.
738 * incremental.h (Incremental_script_entry): Forward declaration.
739 (Incremental_object_entry): Forward declaration.
740 (Incremental_archive_entry): Forward declaration.
741 (Incremental_inputs): Forward declaration.
742 (Incremental_inputs_header_data): Remove.
743 (Incremental_inputs_header): Remove.
744 (Incremental_inputs_header_write): Remove.
745 (Incremental_inputs_entry_data): Remove.
746 (Incremental_inputs_entry): Remove.
747 (Incremental_inputs_entry_write): Remove.
748 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
749 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
750 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
751 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
752 Likewise.
753 (Incremental_input_entry): New class.
754 (Incremental_script_entry): New class.
755 (Incremental_object_entry): New class.
756 (Incremental_archive_entry): New class.
757 (Incremental_inputs::Incremental_inputs): Initialize new data members.
758 (Incremental_inputs::report_inputs): Remove.
759 (Incremental_inputs::report_archive): Remove.
760 (Incremental_inputs::report_archive_begin): New function.
761 (Incremental_inputs::report_archive_end): New function.
762 (Incremental_inputs::report_object): Change prototype.
763 (Incremental_inputs::report_input_section): New function.
764 (Incremental_inputs::report_script): Change prototype.
765 (Incremental_inputs::get_reloc_count): New function.
766 (Incremental_inputs::set_reloc_count): New function.
767 (Incremental_inputs::create_data_sections): New function.
768 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
769 (Incremental_inputs::inputs_section): New function.
770 (Incremental_inputs::symtab_section): New function.
771 (Incremental_inputs::relocs_section): New function.
772 (Incremental_inputs::get_stringpool): Add const.
773 (Incremental_inputs::command_line): Add const.
774 (Incremental_inputs::inputs): Remove.
775 (Incremental_inputs::command_line_key): New function.
776 (Incremental_inputs::input_file_count): New function.
777 (Incremental_inputs::input_files): New function.
778 (Incremental_inputs::relocs_entsize): New function.
779 (Incremental_inputs::sized_create_inputs_section_data): Remove.
780 (Incremental_inputs::finalize_inputs): Remove.
781 (Incremental_inputs::Input_info): Remove.
782 (Incremental_inputs::lock_): Remove.
783 (Incremental_inputs::inputs_): Change type.
784 (Incremental_inputs::inputs_map_): Remove.
785 (Incremental_inputs::current_object_entry_): New data member.
786 (Incremental_inputs::inputs_section_): New data member.
787 (Incremental_inputs::symtab_section_): New data member.
788 (Incremental_inputs::relocs_section_): New data member.
789 (Incremental_inputs::reloc_count_): New data member.
790 (Incremental_inputs_reader): New class.
791 (Incremental_symtab_reader): New class.
792 (Incremental_relocs_reader): New class.
793 * layout.cc (Layout::finalize): Move finalization of incremental info
794 and creation of incremental info sections to follow finalization of
795 symbol table. Set offsets for postprocessing sections.
796 (Layout::create_incremental_info_sections): Call
797 Incremental_inputs::create_data_sections. Add incremental symtab
798 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
799 sections to layout after input sections.
800 * layout.h (struct Timespec): Forward declaration.
801 (Layout::incremental_inputs): Add const.
802 (Layout::create_incremental_info_sections): Add parameter.
803 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
804 * object.cc: Include incremental.h.
805 (Relobj::finalize_incremental_relocs): New function.
806 (Sized_relobj::do_layout): Record input sections in incremental info.
807 * object.h (Object::output_section): New function.
808 (Object::output_section_offset): Moved from Relobj.
809 (Object::get_incremental_reloc_base): New function.
810 (Object::get_incremental_reloc_count): New function.
811 (Object::do_output_section): New function.
812 (Object::do_output_section_offset): Moved from Relobj.
813 (Object::do_get_incremental_reloc_base): New function.
814 (Object::do_get_incremental_reloc_count): New function.
815 (Object::Object): Initialize new data members.
816 (Relobj::output_section): Renamed do_output_section and moved to
817 protected.
818 (Relobj::output_section_offset): Moved to Object.
819 (Relobj::do_get_incremental_reloc_base): New function.
820 (Relobj::do_get_incremental_reloc_count): New function.
821 (Relobj::allocate_incremental_reloc_counts): New function.
822 (Relobj::count_incremental_reloc): New function.
823 (Relobj::finalize_incremental_relocs): New function.
824 (Relobj::next_incremental_reloc_index): New function.
825 (Relobj::reloc_counts_): New data member.
826 (Relobj::reloc_bases_): New data member.
827 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
828 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
829 (Sized_relobj::incremental_relocs_scan): New function.
830 (Sized_relobj::incremental_relocs_scan_reltype): New function.
831 (Sized_relobj::incremental_relocs_write): New function.
832 (Sized_relobj::incremental_relocs_write_reltype): New function.
833 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
834 incremental link.
835 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
836 archives and object files elsewhere.
837 (Add_symbols::run): Report object files here.
838 (Finish_group::run): Report end of archive at end of group.
839 * reloc.cc: Include layout.h, incremental.h.
840 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
841 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
842 (Sized_relobj::incremental_relocs_scan): New function.
843 (Sized_relobj::incremental_relocs_scan_reltype): New function.
844 (Sized_relobj::do_relocate_sections): Write incremental relocations.
845 (Sized_relobj::incremental_relocs_write): New function.
846 (Sized_relobj::incremental_relocs_write_reltype): New function.
847 * script.cc (read_input_script): Rewrite test for incremental link.
848 Change call to Incremental_inputs::report_script.
849 * symtab.h (Symbol_table::first_global_index): New function.
850 (Symbol_table::output_count): New function.
851
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853
854 * arm.cc (Target_arm::merge_object_attributes): Check command line
855 options --no-wchar-size-warning and --no-enum-size-warning.
856 * options.h (General_options): Add ld-compatible options
857 --no-enum-size-warning and --no-wchar-size-warning.
858
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860
861 * x86_64.cc (Target_x86_64::Scan::local): Use
862 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
863 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
864 (Target_x86_64::Scan::global): Likewise.
865 (Target_x86_64::Relocate::relocate): Likewise.
866 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
867 Likewise.
868
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870
871 * merge.cc (Output_merge_string::do_add_input_section): Count strings
872 to reserve space in merged_strings vector. Keep total input size
873 for stats.
874 (Output_merge_string::do_print_merge_stats): Print total input size.
875 * merge.h (Output_merge_string): Add input_size_ field.
876 * stringpool.cc (Stringpool_template::string_length): Move
877 implementations out of Stringpool_template class and place in
878 stringpool.h.
879 * stringpool.h (string_length): Move out of Stringpool_template.
880
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882
883 PR 11712
884 * layout.cc (relaxation_loop_body): If address of load segment is
885 set, adjust address to include headers if possible.
886
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888
889 * version.cc (version_string): Bump to 1.10.
890
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892
893 PR 11805
894 * layout.h (enum Output_section_order): Define.
895 (class Layout): Update declarations.
896 * layout.cc (Layout::get_output_section): Add order parameter.
897 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
898 is_first_non_relro parameters. Change all callers.
899 (Layout::choose_output_section): Likewise.
900 (Layout::add_output_section_data): Likewise.
901 (Layout::make_output_section): Likewise. Set order.
902 (Layout::default_section_order): New function.
903 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
904 * output.cc (Output_section::Output_section): Initialize order_.
905 Don't initialize deleted fields.
906 (Output_segment::Output_segment): Don't initialize deleted
907 fields.
908 (Output_segment::add_output_section_to_load): New function
909 replacing add_output_section. Change all callers to call this or
910 add_output_section_to_nonload.
911 (Output_segment::add_output_section_to_nonload): New function.
912 (Output_segment::remove_output_section): Rewrite.
913 (Output_segment::add_initial_output_data): Likewise.
914 (Output_segment::has_any_data_sections): Likewise.
915 (Output_segment::is_first_section_relro): Likewise.
916 (Output_segment::maximum_alignment): Likewise.
917 (Output_segment::has_dynamic_reloc): New function replacing
918 dynamic_reloc_count. Change all callers.
919 (Output_segment::has_dynamic_reloc_list): New function replacing
920 dynamic_reloc_count_list. Change all callers.
921 (Output_segment::set_section_addresses): Rewrite.
922 (Output_segment::set_offset): Rewrite.
923 (Output_segment::find_first_and_last_list): Remove.
924 (Output_segment::set_tls_offsets): Rewrite.
925 (Output_segment::first_section_load_address): Likewise.
926 (Output_segment::output_section_count): Likewise.
927 (Output_segment::section_with_lowest_load_address): Likewise.
928 (Output_segment::write_section_headers): Likewise.
929 (Output_segment::print_sections_to_map): Likewise.
930 * output.h (class Output_data): Remove dynamic_reloc_count_
931 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
932 (Output_data::add_dynamic_reloc): Rewrite.
933 (Output_data::has_dynamic_reloc): New function.
934 (Output_data::dynamic_reloc_count): Remove.
935 (class Output_section): Add order_ field. Remvoe is_relro_local_,
936 is_last_relro_, is_first_non_relro_, is_interp_,
937 is_dynamic_linker_section_ fields. Add order and set_order
938 functions. Remove is_relro_local, set_is_relro_local,
939 is_last_relro, set_is_last_relro, is_first_non_relro,
940 set_is_first_non_relro functions, is_interp, set_is_interp,
941 is_dynamic_linker_section, and set_is_dynamic_linker_section
942 functions.
943 (class Output_segment): Change Output_data_list from std::list to
944 std:;vector. Add output_lists_ field. Remove output_data_ and
945 output_bss_ fields. Update declarations.
946
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948
949 * arm.cc (Target_arm::gc_process_relocs): Use typename.
950 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
951 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
952
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954
955 PR 11855
956 * script.cc (Script_options::Script_options): Initialize
957 symbol_definitions_ and symbol_references_.
958 (Script_options::add_symbol_assignment): Update
959 symbol_definitions_ and symbol_references_.
960 (Script_options::add_symbol_reference): New function.
961 (script_symbol): New function.
962 * script.h (class Script_options): Add symbol_definitions_ and
963 symbol_references_ fields.
964 (Script_options::referenced_const_iterator): New type.
965 (Script_options::referenced_begin): New function.
966 (Script_options::referenced_end): New function.
967 (Script_options::is_referenced): New function.
968 (Script_options::any_unreferenced): New function.
969 * script-c.h (script_symbol): Declare.
970 * yyscript.y (exp): Call script_symbol.
971 * symtab.cc: Include "script.h".
972 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
973 Change all callers. Check symbols referenced by scripts.
974 (Symbol_table::add_undefined_symbols_from_command_line): Add
975 layout parameter. Change all callers.
976 (Symbol_table::do_add_undefined_symbols_from_command_line):
977 Likewise. Break out loop body. Check symbols referenced by
978 scripts.
979 (Symbol_table::add_undefined_symbol_from_command_line): New
980 function broken out of
981 do_add_undefined_symbols_from_command_line.
982 * symtab.h (class Symbol_table): Update declarations.
983 * archive.cc: Include "layout.h".
984 (Archive::should_include_member): Add layout parameter. Change
985 all callers. Check for symbol mentioned in expression.
986 * archive.h (class Archive): Update declaration.
987 * object.cc (Sized_relobj::do_should_include_member): Add layout
988 parameter.
989 * object.h (Object::should_include_member): Add layout parameter.
990 Change all callers.
991 (Object::do_should_include_member): Add layout parameter.
992 (class Sized_relobj): Update declaration.
993 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
994 parameter.
995 * dynobj.h (class Sized_dynobj): Update declaration.
996 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
997 layout parameter.
998 * plugin.h (class Sized_pluginobj): Update declaration.
999
5f1ab67a
ILT		 10002010-08-02 Ian Lance Taylor <iant@google.com>
1001
1002 PR 11866
1003 * output.cc (Output_segment::set_offset): Search for the first and
1004 last sections rather than assuming that the list is in order.
1005 (Output_segment::find_first_and_last_list): New function.
1006 * output.h (class Output_segment): Update declarations.
1007 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1008 (relro_strip_test_SOURCES): New variable.
1009 (relro_strip_test_DEPENDENCIES): New variable.
1010 (relro_strip_test_LDFLAGS): New variable.
1011 (relro_strip_test_LDADD): New variable.
1012 (relro_strip_test.so): New target.
1013
a8df5856
ILT		 10142010-08-02 Ian Lance Taylor <iant@google.com>
1015
1016 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1017 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1018 (Target_i386::got_tlsdesc_section): New function.
1019 (Target_i386::got_section): Create space for GOT entries for
1020 TLSDESC relocations.
1021 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1022 R_386_TLS_GOTDESC.
1023 (Target_i386::Scan::global): Likewise.
1024 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1025 using TLSDESC GOT.
1026 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1027 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1028 (Target_x86_64::got_tlsdesc_section): New function.
1029 (Target_x86_64::got_section): Create space for GOT entries for
1030 TLSDESC relocations.
1031 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1032 R_386_TLS_GOTDESC.
1033 (Target_x86_64::Scan::global): Likewise.
1034 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1035 using TLSDESC GOT.
1036
0c10a0a6
ILT		 10372010-08-02 Ian Lance Taylor <iant@google.com>
1038
1039 * testsuite/final_layout.sh: Use dc to convert from hex to
1040 decimal.
1041
41cbeecc
ST		 10422010-07-29 Sriraman Tallam <tmsriram@google.com>
1043
1044 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1045 paramter to the call to gold::gc_process_relocs.
1046 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1047 paramter to the call to gold::gc_process_relocs.
1048 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1049 parameter to the call to gold::gc_process_relocs.
1050 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1051 template parameter to the call to gold::gc_process_relocs.
1052 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1053 paramter to the call to gold::gc_process_relocs.
1054 * gc.h (get_embedded_addend_size): New function.
1055 (gc_process_relocs): Save the size of the reloc for use by ICF.
1056 * icf.cc (get_section_contents): Get the addend from the text section
1057 for SHT_REL relocation sections.
1058 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1059 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1060 * int_encoding.h (read_from_pointer): New overloaded function.
1061 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1062 * testsuite/icf_sht_rel_addend_test.sh: New file.
1063 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1064 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1065
6ea55b82
RW		 10662010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1067
1068 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1069 * Makefile.in: Regenerate.
1070 * testsuite/Makefile.in: Regenerate.
1071
9691462b
ILT		 10722010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1073
1074 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1075 * gold/testsuite/debug_msg.cc: Likewise.
1076 * gold/testsuite/odr_violation1.cc
1077 * gold/testsuite/odr_violation2.cc
1078
76897331
CC		 10792010-07-21 Cary Coutant <ccoutant@google.com>
1080
1081 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1082 string, and length fields.
1083 (Output_merge_string::Merged_strings_list): New type.
1084 (Output_merge_string::Merged_strings_lists): New typedef.
1085 (Output_merge_string): Replace merged_strings_ with
1086 merged_strings_lists_.
1087 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1088 Merged_strings_list per input object and section. Don't store pointer
1089 to the string. Don't store length with each merged string entry.
1090 (Output_merge_string::finalize_merged_data): Loop over list of merged
1091 strings lists. Recompute length of each merged string.
1092
78384e8f
CC		 10932010-07-15 Cary Coutant <ccoutant@google.com>
1094
1095 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1096 here.
1097
783659f9
ILT		 10982010-07-14 Ian Lance Taylor <iant@google.com>
1099
1100 * descriptors.cc (Descriptors::open): Report correct name in error
1101 message.
1102
131687b4
DK		 11032010-07-13 Doug Kwan <dougkwan@google.com>
1104
1105 * arm.cc (Arm_input_section::Arm_input_section): For a
1106 SHT_ARM_EXIDX section, always keeps the input sections.
1107 (Arm_input_section::set_exidx_section_link): New method.
1108 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1109 has_errors_ to false.
1110 (Arm_exidx_input_section::has_errors,
1111 Arm_exidx_input_section::set_has_errors): New methods.
1112 (Arm_exidx_input_section::has_errors_): New data member.
1113 (Arm_relobj::get_exidx_shndx_list): New method.
1114 (Arm_output_section::append_text_sections_to_list): Do not skip
1115 section without SHF_EXECINSTR.
1116 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1117 errors.
1118 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1119 section header. Make error messages more verbose. Check for
1120 a non-executable section linked to an EXIDX section.
1121 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1122 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1123 check that there is no deferred EXIDX section if we exit early.
1124 Instead of not making an EXIDX section in case of an error, make one
1125 and set the has_errors flag of it.
1126 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1127 in a relocatable link.
1128 (Target_arm::do_relax): Look for the EXIDX output section instead of
1129 assuming that it is called .ARM.exidx.
1130 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1131 section list. Do not check for SHF_EXECINSTR section flags but
1132 skip any input section with errors.
1133 * output.cc (Output_section::Output_section): Initialize
1134 always_keeps_input_sections_ to false.
1135 (Output_section::add_input_section): Check for
1136 always_keeps_input_sections_.
1137 * output.h (Output_section::always_keeps_input_sections,
1138 Output_section::set_always_keeps_input_sections): New methods.
1139 (Output_section::always_keeps_input_sections): New data member.
1140
69517287
RÁE		 11412010-07-13 Rafael Espindola <espindola@google.com>
1142
1143 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1144 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1145
82742395
ILT		 11462010-07-13 Philip Herron <herron.philip@googlemail.com>
1147 Ian Lance Taylor <iant@google.com>
1148
1149 * output.h (Output_section_lookup_maps::add_merge_section):
1150 Correct check of whether value was inserted.
1151 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1152 (Output_section_lookup_maps::add_relaxed_input_section):
1153 Likewise.
1154 * arm.cc (Target_arm::got_section): Remove used local os.
1155 * i386.cc (Target_i386::got_section): Likewise.
1156 * x86_64.cc (Target_x86_64::got_section): Likewise.
1157 * sparc.cc (Target_sparc::got_section): Likewise.
1158 (Target_sparc::relocate): Remove unused local have_got_offset.
1159 * powerpc.cc (Target_powerpc::relocate): Likewise.
1160
f2d707b5
ILT		 11612010-07-13 Ian Lance Taylor <iant@google.com>
1162
241531d6
ILT		 1163 * compressed_output.cc (zlib_decompress): Fix signature in
1164 !HAVE_ZLIB_H case.
1165
f2d707b5
ILT		 1166 * archive.cc (Archive::include_member): Unlock an external member
1167 of a thin archive. Don't bother to delete an object we know is
1168 NULL.
1169
a2e47362
CC		 11702010-07-12 Cary Coutant <ccoutant@google.com>
1171
1172 * compressed_output.cc (zlib_decompress): New function.
1173 (get_uncompressed_size): New function.
1174 (decompress_input_section): New function.
1175 * compressed_output.h (get_uncompressed_size): New function.
1176 (decompress_input_section): New function.
1177 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1178 Handle compressed debug sections.
1179 * layout.cc (is_compressed_debug_section): New function.
1180 (Layout::output_section_name): Map compressed section names to
1181 canonical names.
1182 * layout.h (is_compressed_debug_section): New function.
1183 (is_debug_info_section): Recognize compressed debug sections.
1184 * merge.cc: Include compressed_output.h.
1185 (Output_merge_data::do_add_input_section): Handle compressed
1186 debug sections.
1187 (Output_merge_string::do_add_input_section): Handle compressed
1188 debug sections.
1189 * object.cc: Include compressed_output.h.
1190 (Sized_relobj::Sized_relobj): Initialize new data members.
1191 (build_compressed_section_map): New function.
1192 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1193 * object.h (Object::section_is_compressed): New method.
1194 (Object::do_section_is_compressed): New method.
1195 (Sized_relobj::Compressed_section_map): New type.
1196 (Sized_relobj::do_section_is_compressed): New method.
1197 (Sized_relobj::compressed_sections_): New data member.
1198 * output.cc (Output_section::add_input_section): Handle compressed
1199 debug sections.
1200 * reloc.cc: Include compressed_output.h.
1201 (Sized_relobj::write_sections): Handle compressed debug sections.
1202
ce279a62
CC		 12032010-07-08 Cary Coutant <ccoutant@google.com>
1204
1205 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1206 weak when resolving to a dynamic def.
1207 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1208 for weak undef/dynamic def cases. Adjust callers.
1209 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1210 undef_binding_weak_.
1211 (Symbol_table::sized_write_globals): Adjust symbol binding.
1212 (Symbol_table::sized_write_symbol): Add binding parameter.
1213 * symtab.h (Symbol::set_undef_binding): New method.
1214 (Symbol::is_undef_binding_weak): New method.
1215 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1216 (Symbol_table::should_override): Add new parameter.
1217 (Symbol_table::sized_write_symbol): Add new parameter.
1218
1219 * testsuite/weak_undef_file1.cc: Add new test case.
1220 * testsuite/weak_undef_file2.cc: Fix header comment.
1221 * testsuite/weak_undef_test.cc: Add new test case.
1222
b2286c10
DK		 12232010-06-29 Doug Kwan <dougkwan@google.com>
1224
1225 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1226 Initialize USE_SYMBOL_.
1227 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1228 definition.
1229 (Arm_reloc_property::uses_symbol_): New data member declaration.
1230 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1231 uses symbol value and symbol is undefined but not weakly undefined.
1232
4802450a
RÁE		 12332010-06-28 Rafael Espindola <espindola@google.com>
1234
1235 * plugin.cc (Plugin::load): Use dlerror.
1236
e5ca47ba
ILT		 12372010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1238
1239 * symtab.cc (detect_odr_violations): When reporting an ODR
1240 violation, report an object where the symbol is defined.
1241
8a75a161
DK		 12422010-06-25 Doug Kwan <dougkwan@google.com>
1243
1244 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1245 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1246 definition.
1247 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1248 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1249 target hook to detect function points.
1250 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1251 * icf.h (Icf::check_section_for_function_pointers): Change type of
1252 parameter SECTION_NAME to const reference to std::string. Use
1253 target hook to determine if section may have unsafe pointers.
1254 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1255 method definition.
1256
42218b9f
RÁE		 12572010-06-21 Rafael Espindola <espindola@google.com>
1258
1259 * fileread.cc (Input_file::find_fie): New
1260 (Input_file::open): Use Input_file::find_fie.
1261 * fileread.h (Input_file::find_fie): New
1262 * plugin.cc (set_extra_library_path): New.
1263 (Plugin::load): Add set_extra_library_path to the transfer vector.
1264 (Plugin_manager::set_extra_library_path): New.
1265 (Plugin_manager::add_input_file): Use the extra search path if set.
1266 (set_extra_library_path(): New.
1267 * plugin.h (Plugin_manager): Add set_extra_library_path and
1268 extra_search_path_.
1269
a0506cca
CC		 12702010-06-19 Cary Coutant <ccoutant@google.com>
1271
1272 * layout.cc (gdb_sections): Add .debug_types.
1273 (lines_only_debug_sections): Likewise.
1274
6508b958
RÁE		 12752010-06-18 Rafael Espindola <espindola@google.com>
1276
1277 * plugin.cc (add_input_file,add_input_library)
1278 (Plugin_manager::add_input_file): Make filename arguments const.
1279 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1280 const.
1281
3e235302
DK		 12822010-06-16 Doug Kwan <dougkwan@google.com>
1283
1284 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1285 .ARM.attributes section if we have not merged any input
1286 attributes sections.
1287
106e8a6c
DK		 12882010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1289
1290 * arm.cc: Allow combining objects with no EABI version
1291 information.
1292
91ff43fe
RÁE		 12932010-06-15 Rafael Espindola <espindola@google.com>
1294
1295 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1296
68ed838c
ILT		 12972010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1298
1299 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1300 (struct iovec): Correct !HAVE_READV definition.
1301
f3a2388f
CC		 13022010-06-10 Cary Coutant <ccoutant@google.com>
1303
1304 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1305 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1306 reloc sections.
1307 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1308
1309 PR 11683
1310 * symtab.h (Symbol::is_placeholder): New member function.
1311 * target-reloc.h (relocate_section): Check for placeholder symbols.
1312
1313 * testsuite/Makefile.am (plugin_test_8): New test.
1314 (plugin_test_9): New test.
1315 * testsuite/Makefile.in: Regenerate.
1316
e1df38aa
NC		 13172010-06-09 Nick Clifton <nickc@redhat.com>
1318
1319 * yyscript.y (input_list_element): Allow strings prefixed with
1320 the '-' character. Treat these as libraries.
1321 * script.cc (script_add_library): New function. Adds a library
1322 specified by "-l<name>" found in an input script.
1323 * script-c.h: Add prototype for script_add_library.
1324
25bbe950
DK		 13252010-06-07 Doug Kwan <dougkwan@google.com>
1326
1327 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1328 Restrict stub-group size to be within long conditional branch
1329 range when working around cortex-A8 erratum.
1330
0f32ea4c
ILT		 13312010-06-07 Damien Diederen <dd@crosstwine.com>
1332
1333 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1334 #ifdef typo.
1335
8fe2a369
ST		 13362010-06-03 Sriraman Tallam <tmsriram@google.com>
1337
1338 PR gold/11658
1339 * output.cc
1340 (Output_section::Input_section_sort_entry::compare_section_ordering):
1341 Change to return non-zero correctly.
1342 (Output_section::Input_section_sort_section_order_index_compare
1343 ::operator()): Change to fix ambiguity in comparisons.
1344
6e9ba2ca
ST		 13452010-06-01 Sriraman Tallam <tmsriram@google.com>
1346
1347 * gold.h (is_wildcard_string): New function.
1348 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1349 (Layout::layout_eh_frame): Ditto.
1350 (Layout::find_section_order_index): New method.
1351 (Layout::read_layout_from_file): New method.
1352 * layout.h (Layout::find_section_order_index): New method.
1353 (Layout::read_layout_from_file): New method.
1354 (Layout::input_section_position_): New private member.
1355 (Layout::input_section_glob_): New private member.
1356 * main.cc (main): Call read_layout_from_file here.
1357 * options.h (--section-ordering-file): New option.
1358 * output.cc (Output_section::input_section_order_specified_): New
1359 member.
1360 (Output_section::Output_section): Initialize new member.
1361 (Output_section::add_input_section): Add new parameter.
1362 Keep input sections when --section-ordering-file is used.
1363 (Output_section::set_final_data_size): Sort input sections when
1364 section ordering file is specified.
1365 (Output_section::Input_section_sort_entry): Add new parameter.
1366 Check sorting type.
1367 (Output_section::Input_section_sort_entry::compare_section_ordering):
1368 New method.
1369 (Output_section::Input_section_sort_compare::operator()): Change to
1370 consider section_order_index.
1371 (Output_section::Input_section_sort_init_fini_compare::operator()):
1372 Change to consider section_order_index.
1373 (Output_section::Input_section_sort_section_order_index_compare
1374 ::operator()): New method.
1375 (Output_section::sort_attached_input_sections): Change to sort
1376 according to section order when specified.
e1df38aa
NC		 1377 (Output_section::add_input_section<32, true>): Add new parameter.
1378 (Output_section::add_input_section<64, true>): Add new parameter.
1379 (Output_section::add_input_section<32, false>): Add new parameter.
1380 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1381 * output.h (Output_section::add_input_section): Add new parameter.
1382 (Output_section::input_section_order_specified): New
1383 method.
1384 (Output_section::set_input_section_order_specified): New method.
1385 (Input_section::Input_section): Initialize section_order_index_.
1386 (Input_section::section_order_index): New method.
1387 (Input_section::set_section_order_index): New method.
1388 (Input_section::section_order_index_): New member.
1389 (Input_section::Input_section_sort_section_order_index_compare): New
1390 struct.
1391 (Output_section::input_section_order_specified_): New member.
1392 * script-sections.cc (is_wildcard_string): Delete and move modified
1393 method to gold.h.
1394 (Output_section_element_input::Output_section_element_input): Modify
1395 call to is_wildcard_string.
1396 (Output_section_element_input::Input_section_pattern
1397 ::Input_section_pattern): Ditto.
1398 (Output_section_element_input::Output_section_element_input): Ditto.
1399 * testsuite/Makefile.am (final_layout): New test case.
1400 * testsuite/Makefile.in: Regenerate.
1401 * testsuite/final_layout.cc: New file.
1402 * testsuite/final_layout.sh: New file.
1403
3537c84b
RÁE		 14042010-06-01 Rafael Espindola <espindola@google.com>
1405
1406 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1407
105b6afd
RÁE		 14082010-06-01 Rafael Espindola <espindola@google.com>
1409
1410 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1411 visibility of symbols.
1412
29e11421
DK		 14132010-05-27 Doug Kwan <dougkwan@google.com>
1414
1415 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1416 from start of output section instead of address for a local symbol
1417 in a merged or relaxed section when doing a relocatable link.
1418
5e0f337e
RÁE		 14192010-05-26 Rafael Espindola <espindola@google.com>
1420
1421 PR 11604
1422 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1423 adding sections the garbage collector removed.
1424 * gold/testsuite/Makefile.am: Add test.
1425 * gold/testsuite/Makefile.in: Regenerate.
1426 * gold/testsuite/plugin_test_7.sh: New.
1427 * gold/testsuite/plugin_test_7_1.c: New.
1428 * gold/testsuite/plugin_test_7_2.c: New.
1429
f4187277
RÁE		 14302010-05-26 Rafael Espindola <espindola@google.com>
1431
1432 * script-sections.cc (Output_section_definition::set_section_addresses):
1433 Check for --section-start.
1434
5c388529
DK		 14352010-05-26 Doug Kwan <dougkwan@google.com>
1436
1437 * arm.cc (Arm_scan_relocatable_relocs): New class.
1438 (Target_arm::relocate_special_relocatable): New method.
1439 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1440 (Arm_relocate_functions::thumb_branch_common): Same.
1441 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1442 instead of Default_scan_relocatable_relocs.
1443 * target-reloc.h (relocate_for_relocatable): Let target handle
1444 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1445 * target.h (Sized_target::relocate_special_relocatable): New method.
1446
bca1c3ae
ILT		 14472010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1448
1449 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1450
0439c796
DK		 14512010-05-23 Doug Kwan <dougkwan@google.com>
1452
1453 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1454 instead of a cast.
1455 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1456 with a direct branch, not a conditional branch, to a stub.
1457 * merge.cc (Output_merge_base::record_input_section): New method
1458 defintion.
1459 (Output_merge_data::do_add_input_section): Record input section if
1460 keeps-input-sections flag is set.
1461 (Output_merge_string::do_add_input_section): Ditto.
1462 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1463 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1464 INPUT_SECTIONS_.
1465 (Output_merge_base::keeps_input_sections,
1466 Output_merge_base::set_keeps_input_sections,
1467 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1468 method definitions.
1469 (Output_merge_base::Input_sections): New type declaration.
1470 (Output_merge_base::input_sections_begin,
1471 Output_merge_base::input_sections_end,
1472 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1473 (Output_merge_base::bool keeps_input_sections_,
1474 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1475 Output_merge_base::input_sections_): New data members.
1476 (Output_merge_data::do_set_keeps_input_sections): New method
1477 defintion.
1478 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1479 * output.cc (Output_section::Input_section::relobj): Move method
1480 defintion from class declaration to here and handle merge sections.
1481 (Output_section::Input_section::shndx): Ditto.
1482 (Output_section::Output_section): Remove initializations of removed
1483 data members and initialize new data member LOOKUP_MAPS_.
1484 (Output_section::add_input_section): Set keeps-input-sections flag
1485 for a newly created merge output section as appropriate. Adjust code
1486 to use Output_section_lookup_maps class.
1487 (Output_section::add_relaxed_input_section): Adjst code for lookup
1488 maps code refactoring.
1489 (Output_section::add_merge_input_section): Add a new parameter
1490 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1491 class. If adding input section to a newly created merge output
1492 section fails, remove the new merge section.
1493 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1494 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1495 (Output_section::find_merge_section): Ditto.
1496 (Output_section::build_lookup_maps): New method defintion.
1497 (Output_section::find_relaxed_input_section): Adjust code to use
1498 Output_section_lookup_maps class.
1499 (Output_section::get_input_sections): Export merge sections. Adjust
1500 code to use Output_section_lookup_maps class.
1501 (Output_section:::add_script_input_section): Adjust code to use
1502 Output_section_lookup_maps class. Update lookup maps for merge
1503 sections also.
1504 (Output_section::discard_states): Use Output_section_lookup_maps.
1505 (Output_section::restore_states): Same.
1506 * output.h (Merge_section_properties): Move class defintion out of
1507 Output_section.
1508 (Output_section_lookup_maps): New class.
1509 (Output_section::Input_section::is_merge_section): New method
1510 defintion.
1511 (Output_section::Input_section::relobj): Move defintion out of class
1512 defintion. Declare method only.
1513 (Output_section::Input_section::shndx): Ditto.
1514 (Output_section::Input_section::output_merge_base): New method defintion.
1515 (Output_section::Input_section::u2_.pomb): New union field.
1516 (Output_section::Merge_section_by_properties_map,
1517 Output_section::Output_section_data_by_input_section_map,
1518 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1519 Remove types.
1520 (Output_section::add_merge_input_section): Add new parameter
1521 KEEPS_INPUT_SECTIONS.
1522 (Output_section::build_lookup_maps): New method declaration.
1523 (Output_section::merge_section_map_,
1524 Output_section::merge_section_by_properties_map_,
1525 Output_section::relaxed_input_section_map_,
1526 Output_section::is_relaxed_input_section_map_valid_): Remove data
1527 members.
1528 (Output_section::lookup_maps_): New data member.
1529
76295588
L		 15302010-05-21 Doug Kwan <dougkwan@google.com>
1531
1532 PR gold/11619
1533 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1534 avoid a compilation error.
1535
d103a984
RÁE		 15362010-05-19 Rafael Espindola <espindola@google.com>
1537
1538 * script-sections.cc (Output_section_definition::allocate_to_segment):
1539 Update the phdrs_list even when the output section is NULL.
1540 * testsuite/Makefile.am: Add test.
1541 * testsuite/Makefile.in: Regenerate.
1542 * testsuite/script_test_9.cc: New.
1543 * testsuite/script_test_9.sh: New.
1544 * testsuite/script_test_9.t: New.
1545
6625d24e
DK		 15462010-05-19 Doug Kwan <dougkwan@google.com>
1547
1548 * arm.cc (Arm_input_section::original_size): New method.
1549 (Arm_input_section::do_addralign): Add a cast.
1550 (Arm_input_section::do_output_offset): Remove static cast.
1551 (Arm_input_section::original_addralign,
1552 Arm_input_section::original_size_): Change type to uint32_t.
1553 (Arm_input_section::init): Add safe casts for section alignment
1554 and size.
1555 (Arm_input_section::set_final_data_size): Do not set address and
1556 offset of stub table.
1557 (Arm_output_section::fix_exidx_coverage): Change use of of
1558 Output_section::Simple_input_section to that of
1559 Output_section::Input_section.
1560 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1561 except for the first pass.
1562 * output.cc (Output_section::get_input_sections): Change type of
1563 input_sections to std::list<Input_section>.
1564 (Output_section::add_script_input_section): Rename from
1565 Output_section::add_simple_input_section. Change type of SIS
1566 parameter from Simple_input_section to Input_section.
1567 * output.h (Output_section::Simple_input_section): Remove class.
1568 (Output_section::Input_section): Change class visibility to public.
1569 (Output_section::Input_section::addralign): Use stored alignments
1570 for special input sections if set.
1571 (Output_section::Input_section::set_addralign): New method.
1572 (Output_section::get_input_sections): Change parameter type from
1573 list of Simple_input_section to list of Input_section.
1574 (Output_section::add_script_input_section): Rename from
1575 Output_section::add_simple_input_section. Change first parameter's
1576 type from Simple_input_section to Input_section and remove the
1577 second and third parameters.
1578 * script-sections.cc (Input_section::Input_section_list): Change
1579 type to list of Output_section::Input_section/
1580 (Input_section_info::Input_section_info): Change parameter type of
1581 INPUT_SECTION to Output_section::Input_section.
1582 (Input_section_info::input_section): Change return type.
1583 (Input_section_info::input_section_): Change type to
1584 Output_section::Input_section.
1585 (Output_section_element_input::set_section_addresses): Adjust code
1586 to use Output_section::Input_section instead of
1587 Output_section::Simple_input_section. Adjust code for renaming
1588 of Output_section::add_simple_input_section.
1589 (Orphan_output_section::set_section_addresses): Ditto.
1590
e1e82ea4
RW		 15912010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1592
1593 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1594 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1595
91e75c8a
RÁE		 15962010-05-18 Rafael Espindola <espindola@google.com>
1597
1598 * options.cc (General_options::finalize): Handle -nostdlib.
1599 * options.h (nostdlib): New option.
1600 * script.cc (script_add_search_dir): Handle -nostdlib.
1601
da59ad79
DK		 16022010-05-12 Doug Kwan <dougkwan@google.com>
1603
1604 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1605 attributes section only if there no attributes section after merging.
1606 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1607 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1608 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1609 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1610 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1611 and arm_attr_merge_7.stdout.
1612 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1613 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1614 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1615 arm_attr_merge_7b.o): New rules.
1616 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1617 arm_attr_merge_7
1618 * testsuite/Makefile.in: Regenerate.
1619 * testsuite/arm_attr_merge.sh: New file.
1620 * testsuite/arm_attr_merge_[67][ab].s: Same.
1621
3e01a7fd
NC		 16222010-05-05 Nick Clifton <nickc@redhat.com>
1623
1624 * po/es.po: Updated Spanish translation.
1625
7ad2014a
L		 16262010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1627
1628 * Makefile.am (install-exec-local): Properly install gold as
1629 default cross linker.
1630 * Makefile.in: Regenerated.
1631
4fda8867
NC		 16322010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1633 Nick Clifton <nickc@redhat.com>
1634
1635 * configure.ac (install_as_default): Define and set to false
1636 unless --enable-gold or --enable-gold=both/gold has been
1637 specified.
1638 * configure: Regenerate.
1639
1640 * Makefile.am (install-exec-local): Install the executable as
1641 'ld.gold'. If install_as_default is true then also install it as
1642 'ld'.
1643 * Makefile.in: Regenerated.
1644
bd288ea2
ILT		 16452010-04-24 Ian Lance Taylor <iant@google.com>
1646
1647 * layout.cc (Layout::layout_reloc): In relocatable link don't
1648 combine reloc sections for grouped sections.
1649
ef38fd8a
ST		 16502010-04-23 Sriraman Tallam <tmsriram@google.com>
1651
1652 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1653 sections that are not ordinary to icf.
1654 * icf.cc (get_section_contents): Handle relocation pointing to section
1655 with no object or shndx information.
1656 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1657 * testsuite/Makefile.in: Regenerate.
1658 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1659 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1660
f6973bdc
ILT		 16612010-04-22 Ian Lance Taylor <iant@google.com>
1662
1663 * expression.cc (Expression::Expression_eval_info): Add
1664 result_alignment_pointer field.
1665 (Expression::eval_with_dot): Add result_alignment_pointer
1666 parameter. Change all callers.
1667 (Expression::eval_maybe_dot): Likewise.
1668 (class Binary_expression): Add alignment_pointer parameter to
1669 left_value and right_value. Change all callers.
1670 (BINARY_EXPRESSION): Set result alignment.
1671 (class Trinary_expression): Add alignment_pointer parameter to
1672 arg2_value and arg3_value. Change all callers.
1673 (Trinary_cond::value): Set result alignment.
1674 (Max_expression::value, Min_expression::value): Likewise.
1675 (Align_expression::value): Likewise.
1676 * script-sections.cc (class Sections_element): Add dot_alignment
1677 parameter to set_section_addresses virtual function. Update
1678 instantiations.
1679 (class Output_section_element): Likewise.
1680 (Script_sections::create_segments): Add dot_alignment parameter.
1681 Change all callers.
1682 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1683 (Script_sections::set_phdrs_clause_addresses): Likewise.
1684 * script-sections.h: Update declarations.
1685 * script.h: Update declarations.
1686 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1687 min_p_align.
1688 * testsuite/script_test_3.t: Set large alignment.
1689 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1690 segment has expected alignment.
1691
9c9c98a5
NC		 16922010-04-22 Nick Clifton <nickc@redhat.com>
1693
1694 * po/gold.pot: Updated by the Translation project.
1695 * po/vi.po: Updated Vietnamese translation.
1696
2253bfba
L		 16972010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1698
1699 * testsuite/Makefile.am (check_PROGRAMS): Add
1700 icf_virtual_function_folding_test.
1701 * testsuite/Makefile.in: Regenerated.
1702
85fdf906
AH		 17032010-04-15 Andrew Haley <aph@redhat.com>
1704
1705 * options.h (merge_exidx_entries): New option.
1706 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1707 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1708 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1709 (Target_arm::merge_exidx_entries): New function.
1710 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1711 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1712 to Arm_exidx_fixup constructor.
1713 Add new arg, merge_exidx_entries.
1714 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1715 Arm_output_section::fix_exidx_coverage.
1716
ce97fa81
ST		 17172010-04-18 Sriraman Tallam <tmsriram@google.com>
1718
1719 * icf.cc (get_section_contents): Check for preemptible functions.
1720 Ignore addend when appropriate.
1721 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1722 section folded.
1723 (add_from_relobj): Check for section folded.
1724 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1725 * symtab.h (should_add_dynsym_entry): Add new parameter.
1726 * target-reloc.h (scan_relocs): Check for section folded.
1727 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1728 Check reloc types for function pointers in shared objects.
1729 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1730 case.
1731 (icf_preemptible_functions_test): New test case.
1732 (icf_string_merge_test): New test case.
1733 * testsuite.Makefile.in: Regenerate.
1734 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1735 bar_glob. Refactor code.
1736 * testsuite/icf_preemptible_functions_test.cc: New file.
1737 * testsuite/icf_preemptible_functions_test.sh: New file.
1738 * testsuite/icf_string_merge_test.cc: New file.
1739 * testsuite/icf_string_merge_test.sh: New file.
1740 * testsuite/icf_virtual_function_folding_test.cc: New file.
1741 * testsuite/icf_virtual_function_folding_test.sh: New file.
1742
04ceb17c
DK		 17432010-04-14 Doug Kwan <dougkwan@google.com>
1744
1745 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1746 for local symbol recounting if we remove a section due to ICF.
1747 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1748 there are no regular objects in input.
1749
153e7da4
DK		 17502010-04-13 Doug Kwan <dougkwan@google.com>
1751
1752 * arm.cc (Arm_input_section::set_final_data_size): Compute
1753 accurate final data size instead of using current data size.
1754
4dbd9faf
DK		 17552010-04-09 Doug Kwan <dougkwan@google.com>
1756
1757 * layout.cc (Layout::choose_output_section): Handle script section
1758 types.
1759 (Layout::make_output_section_for_script): Add section type parameter.
1760 Handle script section types.
1761 * layout.h (Layout::make_output_section_for_script): Add section
1762 type parameter.
1763 * output.cc (Output_section::Output_section): Initialize data member
1764 is_noload_.
1765 (Output_section::do_reset_address_and_file_offset): Do not set address
1766 to 0 if section is a NOLOAD section.
1767 * output.h (Output_section::is_noload): New method.
1768 (Output_section::set_is_noload): Ditto.
1769 (Output_section::is_noload_): New data member.
1770 * script-c.h (Script_section_type): New enum type.
1771 (struct Parser_output_section_header): Add new file section_type.
1772 * script-sections.cc (Sections_element::output_section_name): Add
1773 parameter for returning script section type.
1774 (Output_section_definition::output_section_name): Ditto.
1775 (Output_section_definition::section_type)P; New method.
1776 (Output_section_definiton::script_section_type_name): Ditto.
1777 (Output_section_definition::script_section_type_): New data member.
1778 (Output_section_definition::Output_section_definition): Initialize
1779 data member Output_section_definition::script_section_type_.
1780 (Output_section_definition::create_sections): Pass script section type
1781 to Layout::make_output_section_for_script.
1782 (Output_section_definition::output_section_name): Return script
1783 section type to caller.
1784 (Output_section_definition::set_section_address): Do not advance
1785 dot value and load address if section type is NOLOAD. Set address
1786 of NOLOAD sections regardless of section flags.
1787 (Output_section_definition::print): Print section type if it is
1788 not SCRIPT_SECTION_TYPE_NONE.
1789 (Output_section_definition::section_type): New method.
1790 (Output_section_definition::script_section_type_name): Ditto.
1791 (Script_sections::output_section_name): Add new parameter
1792 PSECTION_TYPE for returning script section type. Pass it to
1793 section elements. Handle discard sections.
1794 (Sort_output_sections::operator()): Handle NOLOAD sections.
1795 * script-sections.h (Script_sections::Section_type): New enum type.
1796 (Script_sections::output_section_name): Add a new parameter for
1797 returning script section type.
1798 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1799 INFO and NOLOAD.
1800 * yyscript.y (union): Add new field SECTION_TYPE.
1801 (COPY, DSECT, INFO, NOLOAD): New tokens.
1802 (opt_address_and_section_type): Change type to output_section_header.
1803 (section_type): New non-terminal
1804 (section_header): Handle section type.
2253bfba 1805 (opt_address_and_section_type): Return section type value.
4dbd9faf 1806
721ea635
L		 18072010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1808
1809 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1810 * testsuite/plugin_common_test_2.c (foo): Likewise.
1811
6bf924b0
DK		 18122010-04-08 Doug Kwan <dougkwan@google.com>
1813
1814 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1815 Output_merge_data.
1816 * output.cc (Output_section::add_merge_input_section): Simplify
1817 code and return status of Output_merge_base::add_input_section.
e1df38aa 1818 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 1819 returns true.
1820
24af6f92
DK		 18212010-04-07 Doug Kwan <dougkwan@google.com>
1822
1823 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1824 if section is marked as containing instructions but has no mapping
1825 symbols.
1826 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1827 correct section index.
1828 (Arm_relobj::find_linked_text_section): Ditto.
1829
00698fc5
CC		 18302010-04-07 Cary Coutant <ccoutant@google.com>
1831
1832 * archive.cc (include_member): Destroy Read_symbols_data object before
1833 releasing file.
1834 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1835 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1836 (Read_symbols_data::~Read_symbols_data) New destructor.
1837 (Section_relocs::Section_relocs) New constructor.
1838 (Section_relocs::~Section_relocs) New destructor.
1839 (Read_relocs_data::Read_relocs_data) New constructor.
1840 (Read_relocs_data::~Read_relocs_data) New destructor.
1841 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1842 pointers to NULL after deleting.
1843
7296d933
DK		 18442010-04-07 Doug Kwan <dougkwan@google.com>
1845
1846 * arm.cc: Replace "endianity" with "endianness" in comments.
1847 (Arm_exidx_cantunwind): Ditto.
1848 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1849 (Arm_relobj::merge_flags_and_attributes): New method.
1850 (Arm_relobj::merge_flags_and_attributes_): New data member.
1851 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1852 (Arm_relobj::scan_sections_for_stubs): Ditto.
1853 (Arm_relobj::do_read_symbols): Check to see if we really want to
1854 merge processor-specific flags and attributes. Exit early if
1855 an object is empty except for section names and the undefined symbol.
1856 (Target_arm::do_finalize_sections): Move check for ELF format to
1857 Arm_relobj::do_read_symbols. Merge processor specific flags and
1858 attributes from a regular object only when we have determined that
1859 it is aapropriate. Do not create an .ARM.attributes section in
1860 output if there is no regular input object.
1861 (Target_arm::merge_processor_specific_flags): Check
1862 --warn-mismatch before printing any error.
1863 (Target_arm::merge_object_attributes): Ditto.
1864 * gold.cc (queue_middle_tasks): Handle the case in which there is
1865 no regular object in input.
1866 * options.cc (General_options::parse_EB): New method.
1867 (General_options::parse_EL): Same.
1868 (General_options::General_options): Initialize endianness_.
1869 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1870 New options.
1871 (General_options::Endianness): New enum.
1872 (General_options::endianness): New method.
1873 (General_options::endianness_): New data member.
1874 * parameters.cc (Parameters::set_options): Check target endianness.
1875 (Parameters::set_target_once): Ditto.
1876 (Parameters::check_target_endianness): New method.
1877 (parameters_force_valid_target): If either -EL or -EB is specified,
1878 use it to define endianness of default target.
1879 * parameters.h (Parameters::check_target_endianness): New method
1880 declaration.
1881 * target.h (class Target): Change "endianity" to "endianness"
1882 in comments.
1883
efc8d4f2
RW		 18842010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1885
1886 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1887 * configure: Regenerate.
1888 * Makefile.in: Regenerate.
1889 * testsuite/Makefile.in: Regenerate.
1890
be234d88
CC		 18912010-04-06 Cary Coutant <ccoutant@google.com>
1892
1893 gcc PR lto/42757
1894 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1895 prevailing definitions of common symbols.
1896 * testsuite/plugin_test_6.sh: New test case.
1897 * testsuite/plugin_common_test_1.c: New test case.
1898 * testsuite/plugin_common_test_2.c: New test case.
1899 * testsuite/Makefile.am (plugin_test_6): New test case.
1900 * testsuite/Makefile.in: Regenerate.
1901
bd32c6bd
NC		 19022010-04-06 Nick Clifton <nickc@redhat.com>
1903
1904 * po/vi.po: New Vietnamese translation.
1905
323c532f
DK		 19062010-03-30 Doug Kwan <dougkwan@google.com>
1907
1908 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1909
4fcd97eb
DK		 19102010-03-25 Doug Kwan <dougkwan@google.com>
1911
1912 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1913 to avoid a conversion warning on a 32-bit host.
1914
4ebf39db
ILT		 19152010-03-24 Ian Lance Taylor <iant@google.com>
1916
1917 * testsuite/script_test_3.t: Add a TLS segment.
1918 * testsuite/Makefile.am (check_PROGRAMS): Add
1919 tls_phdrs_script_test.
1920 (tls_phdrs_script_test_SOURCES): Define.
1921 (tls_phdrs_script_test_DEPENDENCIES): Define.
1922 (tls_phdrs_script_test_LDFLAGS): Define.
1923 (tls_phdrs_script_test_LDADD): Define.
1924 * testsuite/Makefile.in: Rebuild.
1925
4a599bdd
CC		 19262010-03-23 Cary Coutant <ccoutant@google.com>
1927
1928 * fileread.cc (find_or_make_view): Fix comment.
1929
6c93b22c
ILT		 19302010-03-23 Ian Lance Taylor <iant@google.com>
1931
1932 * script-sections.cc (class Orphan_section_placement): Define
1933 PLACE_TLS and PLACE_TLS_BSS.
1934 (Orphan_section_placement::Orphan_section_placement): Initialize
1935 new places.
1936 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1937 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1938 (tls_script_test_SOURCES): Define.
1939 (tls_script_test_DEPENDENCIES): Define.
1940 (tls_script_test_LDFLAGS): Define.
1941 (tls_script_test_LDADD): Define.
1942 * testsuite/Makefile.in: Rebuild.
1943
a2c7281b
DK		 19442010-03-22 Doug Kwan <dougkwan@google.com>
1945
1946 * arm.cc (Arm_relocate_functions::abs8,
1947 Arm_relocate_functions::abs16): Use correct check for overflow
1948 specified in the ARM ELF specs.
1949 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1950 target of a BLX instruction specially.
1951 (Reloc_stub::stub_type_for_reloc): Ditto.
1952 (Relocate::relocate): Use symbolic names instead of numeric relocation
1953 codes to report error.
1954 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1955 workaround.
1956 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1957 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1958 thumb2_blx_out_of_range.stdout
1959 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1960 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1961 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1962 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1963 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1964 thumb2_blx_in_range, thumb2_blx_in_range.o,
1965 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1966 thumb2_blx_out_of_range.o): New rules.
1967 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1968 thumb2_blx_in_range and thumb2_blx_out_of_range.
1969 * testsuite/Makefile.in: Regenerate.
1970 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1971 * testsuite/thumb_blx_in_range.s: New file.
1972 * testsuite/thumb_blx_out_of_range.s: New file.
1973
b0193076
RÁE		 19742010-03-22 Rafael Espindola <espindola@google.com>
1975
1976 * archive.cc (Should_include): Move to archive.h.
1977 (should_include_member): Make it a member of Archive.
1978 (Lib_group): New.
1979 (Add_lib_group_symbols): New.
1980 * archive.h: Include options.h.
1981 (Archive_member): Moved from Archive.
1982 (Should_include): Moved from archive.cc.
1983 (Lib_group): New.
1984 (Add_lib_group_symbols): New.
1985 * dynobj.cc (do_should_include_member): New.
1986 * dynobj.h (do_should_include_member): New.
1987 * gold.cc (queue_initial_tasks): Update call to queue.
1988 * main.cc (main): Print lib group stats.
1989 * object.cc (do_should_include_member): New.
1990 * object.h: Include archive.h.
1991 (Object::should_include_member): New.
1992 (Object::do_should_include_member): New.
1993 (Sized_relobj::do_should_include_member): New.
1994 * options.cc (General_options::parse_start_lib): New.
1995 (General_options::parse_end_lib): New.
1996 (Input_arguments::add_file): Handle lib groups.
1997 (Input_arguments::start_group): Check we are not in a lib.
1998 (Input_arguments::start_lib): New.
1999 (Input_arguments::end_lib): New.
2000 * options.h (General_options): Add start_lib and end_lib.
2001 (Input_argument::lib_): New.
2002 (Input_argument::lib): New.
2003 (Input_argument::is_lib): New.
2004 (Input_file_lib): New.
2005 (Input_arguments::in_lib_): New.
2006 (Input_arguments::in_lib): New.
2007 (Input_arguments::start_lib): New.
2008 (Input_arguments::end_lib_): New.
2009 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2010 in unused members as preempted.
2011 (Sized_pluginobj::do_should_include_member): New.
2012 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2013 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2014 return the blocker.
2015 (Read_symbols::do_whole_lib_group): New.
2016 (Read_symbols::do_lib_group): New.
2017 (Read_symbols::do_read_symbols): Handle lib groups.
2018 (Read_symbols::get_name): Handle lib groups.
2019 * readsyms.h (Read_symbols): Add an archive member pointer.
2020 (Read_symbols::do_whole_lib_group): New.
2021 (Read_symbols::do_lib_group): New.
2022 (Read_symbols::member_): New.
2023 * script.cc (read_input_script): Update call to queue_soon.
2024
d099120c
DK		 20252010-03-19 Doug Kwan <dougkwan@google.com>
2026
2027 * arm.cc (Stub_table::Stub_table): Initialize new data members
2028 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2029 (Stub_table::add_reloc_stub): Assign stub offset and update
2030 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2031 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2032 New data members.
2033 (Stub_table::update_data_size_and_addralign): Use
2034 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2035 instead of going over all reloc stubs.
2036 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2037 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2038 Stringpool_template::offset_ to size of Stringpool_char.
2039 (Stringpool_template::new_key_offset): Remove code to initialize
2040 Stringpool_template::offset_.
2041 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2042 Stringpool_template::offset_ to zero.
2043
1aa37384
DK		 20442010-03-15 Doug Kwan <dougkwan@google.com>
2045
2046 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2047 offset_.
2048 (Stringpool_template::new_key_offset): New method.
2049 (Stringpool_template::add_string): Assign offsets when adding new
2050 strings.
2051 (Stringpool_template::set_string_offsets): Do not set string offsets
2052 when not optimizing.
2053 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2054 member size_.
2055 (Chunked_vector::clear): Clear size_.
2056 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2057 (Chunked_vector::size): Return size_.
2058 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2059 (Chunked_vector::size_): New data member.
1aa37384
DK		 2060 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2061 (Stringpool_template::new_key_offset): New method declaration.
2062 (Stringpool_template::offset_): New data member.
2063
b672b057
RÁE		 20642010-03-15 Rafael Espindola <espindola@google.com>
2065
2066 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2067 Add_symbols' constructor.
2068 * readsyms.h (Add_symbols): Remove the input_group member.
2069
b6848d3c
ILT		 20702010-03-10 Ian Lance Taylor <iant@google.com>
2071
2072 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2073 target to ask whether a reference to a symbol requires a stack
2074 split.
2075 * target.h (Target::is_call_to_non_split): New function.
2076 (Target::do_is_call_to_non_split): Declare virtual function.
2077 * target.cc: Include "symtab.h".
2078 (Target::do_is_call_to_non_split): New function.
2079 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2080
a2a5469e
CC		 20812010-03-10 Cary Coutant <ccoutant@google.com>
2082
2083 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2084 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2085 (File_read::open[2]): Add whole_file_view_ to list of views.
2086 (File_read::make_view): Remove test of whole_file_view_.
2087 (File_read::find_or_make_view): Create whole_file_view_ if
2088 necessary.
2089 (File_read::clear_views): Replace bool parameter with enum;
2090 adjust all callers. Don't delete views with permanent data;
2091 do delete cached views and views from archives if
2092 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2093 if clearing the corresponding view.
2094 * fileread.h (File_read::Clear_views_mode): New enum.
2095 (File_read::View::is_permanent_view): New method.
2096 (File_read::clear_views): Replace bool parameter
2097 with enum; adjust all callers.
2098 * options.h (General_options): Change keep_files_mapped option;
2099 add map_whole_files.
2100 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2101 releasing the file.
2102 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2103 the file.
2104
8861f32b
DM		 21052010-03-10 David S. Miller <davem@davemloft.net>
2106
2107 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2108
d62d0f5f
ST		 21092010-03-09 Sriraman Tallam <tmsriram@google.com>
2110
2111 * icf.cc (get_section_contents): Add '@' marker after processing the
2112 merge reloc.
2113
9177756d
DK		 21142010-03-08 Doug Kwan <dougkwan@google.com>
2115
2116 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2117 due to a conversion warning.
2118 (Arm_relobj::update_output_local_symbol_count): Check for local
2119 symbol with unset output index.
2120
9e9e071b
ILT		 21212010-03-05 Ian Lance Taylor <iant@google.com>
2122
2123 * options.h (class General_options): Add --spare-dynamic-tags.
2124 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2125 --spare-dynamic-tags.
2126
a81ee015
ILT		 21272010-03-05 Ian Lance Taylor <iant@google.com>
2128
2129 * incremental.cc: Include "libiberty.h".
2130
44ec90b9
RO		 21312010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2132
2133 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2134 function, is_info_ member.
2135 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2136 (Versions::Versions): Update caller.
2137 (Versions::define_base_version): Likewise.
2138 (Versions::add_def): Likewise.
2139
0897ed3b
ST		 21402010-03-03 Sriraman Tallam <tmsriram@google.com>
2141
2142 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2143 (Scan::possible_function_pointer_reloc): New function.
2144 (Scan::local_reloc_may_be_function_pointer): Change to call
2145 possible_function_pointer_reloc.
2146 (Scan::global_reloc_may_be_function_pointer): Ditto.
2147 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2148 relocations in ".data.rel.ro._ZTV" section.
2149 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2150 * testsuite/icf_safe_so_test.cc: Ditto.
2151 * testsuite/icf_safe_test.cc: Ditto.
2152 * testsuite/icf_safe_test.sh: Ditto.
2153
d3bbad62
ILT		 21542010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2155 Ian Lance Taylor <iant@google.com>
2156
2157 * target-reloc.h (relocate_section): Check the symbol table index
2158 for -1U before setting the local symbol index.
2159 (scan_relocatable_relocs): If copying the relocation, record that
2160 the local symbol is required.
2161 * object.h (Symbol_value::is_output_symtab_index_set): New
2162 function.
2163 (Symbol_value::may_be_discarded_from_output_symtab): New
2164 function.
2165 (Symbol_value::has_output_symtab_entry): New function.
2166 (Symbol_value::needs_output_symtab_entry): Remove.
2167 (Symbol_value::output_symtab_index): Make sure the symbol index is
2168 set.
2169 (Symbol_value::set_output_symtab_index): Make sure the symbol
2170 index is not set. Make sure the new index is valid.
2171 (Symbol_value::set_must_have_output_symtab_entry): New function.
2172 (Symbol_value::has_output_dynsym_entry): New function.
2173 (Symbol_value::set_output_dynsym_index): Make sure the new index
2174 is valid.
2175 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2176 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2177 local symbol if permitted.
2178 (Sized_relobj::do_finalize_local_symbols): Call
2179 is_output_symtab_index_set rather than needs_output_symtab_entry.
2180 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2181 rather than needs_output_symtab_entry. Call
2182 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2183 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2184 is_output_symtab_index_set rather than needs_output_symtab_entry.
2185 * testsuite/discard_locals_relocatable_test.c: New file.
2186 * testsuite/discard_locals_test.sh: Test -r.
2187 * testsuite/Makefile.am (check_DATA): Add
2188 discard_locals_relocatable_test1.syms,
2189 discard_local_relocatable_test2.syms.
2190 (MOSTLYCLEANFILES): Likewise. Also add
2191 discard_locals_relocatable_test1.lout and
2192 discard_locals_relocatable_test2.out.
2193 (discard_locals_relocatable_test1.syms): New target.
2194 (discard_locals_relocatable_test.o): New target.
2195 (discard_locals_relocatable_test1.out): New target.
2196 (discard_locals_relocatable_test2.syms): New target.
2197 (discard_locals_relocatable_test2.out): New target.
2198 (various): Add missing ../ld-new dependencies.
2199 * testsuite/Makefile.in: Rebuild.
2200
7e8ccf26
NC		 22012010-03-03 Nick Clifton <nickc@redhat.com>
2202
2203 * po/fi.po: New Finnish translation.
2204
2a0ff005
DK		 22052010-03-01 Doug Kwan <dougkwan@google.com>
2206
2207 * layout.cc (Layout::Layout): Force section types of .init_array*,
2208 .preinit_array* and .fini_array* sections.
2209 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2210 Fix check of return value of std::string::find.().
2211 (Output_section::Input_section_sort_compare::operator()): Remove
2212 comment about .init_array.
2213 (Output_section::Input_section_sort_init_fini_compare::operator()):
2214 New method.
2215 (Output_section::sort_attached_input_sections): Handle .init_array
2216 and .fini_array specially.
2217 * output.h (Output_section::Inut_section_sort_compare): Update
2218 comment.
2219 (Output_section::Input_section_sort_init_fini_compare): New struct.
2220
c3e4ae29
DK		 22212010-02-26 Doug Kwan <dougkwan@google.com>
2222
2223 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2224 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2225 * testsuite/debug_msg.sh: Avoid matching source line number for
2226 use of global variable undef_int.
2227
2fd9ae7a
DK		 22282010-02-26 Doug Kwan <dougkwan@google.com>
2229
2230 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2231 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2232 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2233 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2234 * options.cc (General_options::General_options): Initialize member
2235 fix_v4bx_.
2236 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2237 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2238 and rm_no_fix_v4bx.stdout
2239 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2240 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2241 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2242 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2243 and arm_no_fix_v4bx.
2244 * Makefile.in: Regenerate.
2245 * testsuite/arm_fix_v4bx.s: New file.
2246 * testsuite/arm_fix_v4bx.sh: Ditto.
2247
67ec7d0b
DK		 22482010-02-24 Doug Kwan <dougkwan@google.com>
2249
2250 * arm.cc (Target_arm::got_section): Make the .got section the first
2251 non RELRO section in the data segment.
2252 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2253 suffixes of section names.
2254
10165461
DK		 22552010-02-24 Doug Kwan <dougkwan@google.com>
2256
2257 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2258 flags and attributes merging if an input file is a binary file.
2259 * fileread.cc (Input_file::open): Record format of original file.
2260 * fileread.h (Input_file::Format): New enum type.
2261 (Input_file::Input_file): Initialize data member format_.
2262 (Input_file::format): New method definition.
2263 (Input_file::format_):: New data member.
2264
4a54abbb
DK		 22652010-02-24 Doug Kwan <dougkwan@google.com>
2266
2267 * arm.cc (Arm_output_data_got): New class.
2268 (ARM_TCB_SIZE): New constant
2269 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2270 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2271 If user uses a script with a SECTIONS clause, issue only a warning
2272 for a misplaced EXIDX input section. Otherwise, issue an error.
2273 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2274 garbage collection.
2275 (Target_arm::got_mode_index_entry): Handle static linking.
2276 (Target_arm::Scan::local): Ditto.
2277 (Target_arm::Scan::global): Ditto.
2278 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2279 all incorrectly implemented relocations.
e1df38aa 2280 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2281 Arm_output_section::fix_exidx_coverage.
2282 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2283 from ".ARM.exidx." and ".ARM.extab.".
2284
ca419a6f
ILT		 22852010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2286
2287 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2288 section if it does not already exist.
2289 * attributes.cc (Attributes_section_data::Attributes_section_data):
2290 Don't crash if size is zero.
2291
135b9c78
ILT		 22922010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2293 Ian Lance Taylor <iant@google.com>
2294
2295 * gold.cc (queue_middle_tasks): If no input files were opened,
2296 exit.
2297 * workqueue.h (Task_function::Task_function): Assert that there is
2298 a blocker.
2299
bb0bfe4f
DK		 23002010-02-22 Doug Kwan <dougkwan@google.com>
2301
2302 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2303 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2304 types to avoid warnings due to different uint64_t implementations
2305 on different hosts.
2306
2a2b6d42
DK		 23072010-02-21 Doug Kwan <dougkwan@google.com>
2308
2309 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2310 handling of the maximum backward branch offset.
2311 (Arm_relocate_functions::thumb_branch_common): Ditto.
2312 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2313 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2314 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2315 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2316 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2317 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2318 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2319 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2320 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2321 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2322 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2323 thumb2_bl_out_of_range.o): New rules.
2324 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2325 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2326 thumb2_bl_out_of_range
2327 * testsuite/Makefile.in: Regenerate.
2328 * testsuite/arm_bl_in_range.s: New file.
2329 * testsuite/arm_bl_out_of_range.s: Ditto.
2330 * testsuite/arm_branch_in_range.sh: Ditto.
2331 * testsuite/arm_branch_range.t: Ditto.
2332 * testsuite/thumb2_branch_range.t: Ditto.
2333 * testsuite/thumb_bl_in_range.s: Ditto.
2334 * testsuite/thumb_bl_out_of_range.s: Ditto.
2335 * testsuite/thumb_branch_range.t: Ditto.
2336
b487ad64
ST		 23372010-02-20 Sriraman Tallam <tmsriram@google.com>
2338
2339 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2340 Add reloc offset information.
2341 * icf.cc (get_section_contents): Change iterators to point to the new
2342 vectors. Add reloc offset information to the contents.
2343 * icf.h (Icf::Sections_reachable_info): New typedef.
2344 (Icf::Sections_reachable_list): New typedef.
2345 (Icf::Offset_info): New typedef.
2346 (Icf::Reloc_info): New struct typedef.
2347 (Icf::Reloc_info_list): New typedef.
2348 (Icf::symbol_reloc_list): Delete method.
2349 (Icf::addend_reloc_list): Delete method.
2350 (Icf::section_reloc_list): Delete method.
2351 (Icf::reloc_info_list): New method.
2352 (Icf::reloc_info_list_): New member.
2353
f96accdf
DK		 23542010-02-19 Doug Kwan <dougkwan@google.com>
2355
2356 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2357 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2358 * arm.cc (Arm_relocation_functions): New forward declaration.
2359 (Target_arm::Target_arm): Initialize new data members
2360 got_mod_index_offset_ and tls_base_symbol_defined_.
2361 (Target_arm::Relocate::relocate_tls): New method.
2362 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2363 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2364 New methods.
2365 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2366 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2367 (Target_arm::got_mod_index_offset_,
2368 Target_arm::tls_base_symbol_defined_): New data members.
2369 (Target_arm::Scan::local, Target::Scan::global,
2370 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2371 relocations.
2372
c8761b9a
DK		 23732010-02-18 Doug Kwan <dougkwan@google.com>
2374
2375 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2376 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2377 text section as a parameter becuase some broken tools may not set
2378 the link in section header.
2379 (Target_arm::has_got_section): New method.
2380 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2381 without any mapping symbol as data only. Remove warning.
2382 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2383 link in its section header, try to discover the link by inspecting the
2384 REL31 relocation at the beginning of the section.
2385 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2386 in error message.
2387 (Target_arm::Scan::global): Treat any reference to the symbol
2388 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2389
21bb3914
ST		 23902010-02-12 Sriraman Tallam <tmsriram@google.com>
2391
2392 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2393 (Scan::global_reloc_may_be_function_pointer): New function.
2394 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2395 (Scan::global_reloc_may_be_function_pointer): New function.
2396 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2397 (Scan::global_reloc_may_be_function_pointer): New function.
2398 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2399 (Scan::global_reloc_may_be_function_pointer): New function.
2400 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2401 (Scan::global_reloc_may_be_function_pointer): New function.
2402 (Scan::possible_function_pointer_reloc): New function.
2403 (Target_x86_64::can_check_for_function_pointers): New function.
2404 * gc.h (gc_process_relocs): Scan relocation types to determine if
2405 function pointers were taken for targets that support it.
2406 * icf.cc (Icf::find_identical_sections): Include functions for
2407 folding in safe ICF whose pointer is not taken.
2408 * icf.h (Secn_fptr_taken_set): New typedef.
2409 (fptr_section_id_): New member.
2410 (section_has_function_pointers): New function.
2411 (set_section_has_function_pointers): New function.
2412 (check_section_for_function_pointers): New function.
2413 * options.h: Fix comment for safe ICF option.
2414 * target.h (can_check_for_function_pointers): New function.
2415 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2416 Modify icf_safe_test for X86-64.
2417 * testsuite/Makefile.in: Regenerate.
2418 * testsuite/icf_safe_so_test.cc: New file.
2419 * testsuite/icf_safe_so_test.sh: New file.
2420 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2421 (main): Change to take pointer to function kept_func_3.
2422 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2423 folding is done correctly for X86-64.
2424
0da6fa6c
DM		 24252010-02-12 David S. Miller <davem@davemloft.net>
2426
2427 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2428 is_symbolless parameter.
2429 (Output_reloc<SHT_REL>::is_symbolless): New.
2430 (Output_reloc<SHT_REL>::is_symbolless_): New.
2431 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2432 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2433 (Output_reloc<SHT_RELA>::is_symbolless): New.
2434 (Output_data_reloc::add_global): Handle is_symbolless.
2435 (Output_data_reloc::add_global_relative): Likewise.
2436 (Output_data_reloc::add_local): Likewise.
2437 (Output_data_reloc::add_local_relative): Likewise.
2438 (Output_data_reloc::add_symbolless_global_addend): New.
2439 (Output_data_reloc::add_symbolless_local_addend): New.
2440 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2441 is_symbolless.
2442 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2443 instead of ->is_relative_
2444 (Output_reloc::write): Likewise.
2445 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2446 (Output_reloc::write_rel): Simplify.
2447
2448 * sparc.cc (Target_sparc::Scan::local): Use
2449 ->add_symbolless_local_addend as needed.
2450 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2451 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2452 based upon relocation offset.
2453
e4782e83
DK		 24542010-02-11 Doug Kwan <dougkwan@google.com>
2455
2456 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2457 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2458 beginning of function.
2459 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2460 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2461 parameter is_32bit in calls to should_apply_static_reloc.
2462 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2463 (check_DATA): Add arm_abs_global.stdout.
2464 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2465 arm_abs_global.stdout): New rules.
2466 (MOSTLLYCLEANFILES): Add arm_abs_global
2467 * Makefile.in: Regenerate.
2468 * testsuite/arm_abs_global.s: New file.
2469 * testsuite/arm_abs_global.sh: Ditto.
2470 * testsuite/arm_abs_lib.s: Ditto.
2471
93ceb764
ILT		 24722010-02-11 Ian Lance Taylor <iant@google.com>
2473
2474 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2475 Read_relocs task.
2476 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2477 Allocate_commons_task first.
2478 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2479 task, rather than symtab_lock_.
2480 (Gc_process_relocs::~Gc_process_relocs): New function.
2481 (Gc_process_relocs::is_runnable): Check this_blocker_.
2482 (Gc_process_relocs::locks): Use next_blocker_ rather than
2483 blocker_.
2484 (Scan_relocs::~Scan_relocs): New function.
2485 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2486 symtab_lock_.
2487 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2488 next_blocker_.
2489 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2490 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2491 constructor accordingly.
2492 (class Gc_process_relocs): Likewise.
2493 (class Scan_relocs): Likewise.
2494 * common.h (class Allocate_commons_task): Remove symtab_lock_
2495 field, and corresponding constructor parameter.
2496 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2497 symtab_lock_.
2498 (Allocate_commons_task::locks): Likewise.
2499
114dfbe1
ILT		 25002010-02-11 Ian Lance Taylor <iant@google.com>
2501
2502 * gold-threads.h (class Once): Define.
2503 (class Initialize_lock): Rewrite as child of Once.
2504 * gold-threads.cc (class Once_initialize): Define.
2505 (once_pointer_control): New static variable.
2506 (once_pointer, once_arg): New static variables.
2507 (c_run_once): New static function.
2508 (Once::Once, Once::run_once, Once::internal_run): New functions.
2509 (class Initialize_lock_once): Remove.
2510 (initialize_lock_control): Remove.
2511 (initialize_lock_pointer): Remove.
2512 (initialize_lock_once): Remove.
2513 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2514 (Initialize_lock::initialize): Rewrite.
2515 (Initialize_lock::do_run_once): New function.
2516 * archive.cc (Archive::interpret_header): Only clear name if it is
2517 not already empty.
2518 * fileread.cc: Include "gold-threads.h"
2519 (file_counts_lock): New static variable.
2520 (file_counts_initialize_lock): Likewise.
2521 (File_read::release): Only increment counts when using --stats.
2522 Use a lock around the increment.
2523 * parameters.cc (class Set_parameters_target_once): Define.
2524 (set_parameters_target_once): New static variable.
2525 (Parameters::Parameters): Move here from parameters.h.
2526 (Parameters::set_target): Rewrite.
2527 (Parameters::set_target_once): New function.
2528 (Parameters::clear_target): Move here and rewrite.
2529 * parameters.h (class Parameters): Update declarations. Add
2530 set_parameters_target_once_ field.
2531 (Parameters::Parameters): Move to parameters.cc.
2532 (Parameters::clear_target): Likewise.
2533 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2534 task.
2535 (Start_group::~Start_group): New function.
2536 (Start_group::is_runnable): New function.
2537 (Start_group::locks, Start_group::run): New functions.
2538 (Finish_group::run): Change saw_undefined to size_t.
2539 * readsyms.h (class Start_group): Define.
2540 (class Finish_group): Change saw_undefined_ field to size_t.
2541 (Finish_group::Finish_group): Remove saw_undefined and
2542 this_blocker parameters. Change all callers.
2543 (Finish_group::set_saw_undefined): New function.
2544 (Finish_group::set_blocker): New function.
2545 * symtab.h (class Symbol_table): Change saw_undefined to return
2546 size_t. Change saw_undefined_ field to size_t.
2547 * target-select.cc (Set_target_once::do_run_once): New function.
2548 (Target_selector::Target_selector): Initialize set_target_once_
2549 field. Don't initialize lock_ and initialize_lock_ fields.
2550 (Target_selector::instantiate_target): Rewrite.
2551 (Target_selector::set_target): New function.
2552 * target-select.h (class Set_target_once): Define.
2553 (class Target_selector): Update declarations. Make
2554 Set_target_once a friend. Remove lock_ and initialize_lock_
2555 fields. Add set_target_once_ field.
2556
fa17a3f4
ILT		 25572010-02-10 Ian Lance Taylor <iant@google.com>
2558
2559 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2560 queueing any tasks.
2561 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2562 (queue_middle_tasks): Add all blockers before queueing any tasks.
2563 (queue_final_tasks): Likewise.
2564 * token.h (Task_token::add_blockers): New function.
2565 * object.h (Input_objects::number_of_relobjs): New function.
2566
c7177d31
ILT		 25672010-02-10 Ian Lance Taylor <iant@google.com>
2568
5de0e392
ILT		 2569 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2570 shared, not if not position independent.
2571 * x86_64.cc (Relocate::relocate_tls): Likewise.
2572 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2573 (tls_pie_pic_test): New target.
2574 * testsuite/Makefile.in: Rebuild.
2575
c7177d31
ILT		 2576 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2577 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2578 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2579 * testsuite/Makefile.in: Rebuild.
2580
684b268a
DM		 25812010-02-09 David S. Miller <davem@davemloft.net>
2582
2583 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2584 R_SPARC_RELATIVE using ->add_local_relative().
2585 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2586
612a8d3d
DM		 2587 * output.h (Output_data_dynamic::add_section_size): New method
2588 that takes two Output_data objects.
2589 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2590 entry param. Handle it in initializers.
2591 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2592 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2593 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2594 arg.
2595 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2596 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2597 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2598 for dynrel_includes_plt.
2599 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2600 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2601 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2602 before .rela.plt
2603 (Target_sparc::do_finalize_sections): Update to pass true for
2604 dynrel_includes_plt.
2605 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2606 output before .rela.plt
2607 (Target_powerpc::do_finalize_sections): Update to pass true for
2608 dynrel_includes_plt when 32-bit.
2609
cb1be87e
DK		 26102010-02-08 Doug Kwan <dougkwan@google.com>
2611
2612 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2613 method.
2614 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2615 Arm_relobj::scan_section_for_cortex_a8_stubs,
2616 Arm_relobj::do_relocation_section): Instead of calling
2617 Output_section::output_address, use faster
2618 Arm_relobj::simple_input_section_output_address.
2619
705b5121
DM		 26202010-02-08 David S. Miller <davem@davemloft.net>
2621
2622 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2623 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2624 relocation helper function.
2625
024c4466
DM		 2626 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2627 just like R_SPARC_GOT{10,13,22}.
2628 (Target_sparc::Scan::local): Likewise.
2629 (Target_sparc::Relocate:relocate): Likewise.
2630
9109c078
ILT		 26312010-02-06 Ian Lance Taylor <iant@google.com>
2632
2633 * configure.ac: Rewrite targetobjs duplicate removal code to use
2634 only shell constructs.
2635 * configure: Rebuild.
2636
cf846138
DK		 26372010-02-05 Doug Kwan <dougkwan@google.com>
2638
2639 PR 11247
2640 * arm.cc (Arm_relobj::section_is_scannable): New method.
2641 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2642 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2643
6cfaf60b
DK		 26442010-02-04 Doug Kwan <dougkwan@google.com>
2645
2646 PR 11247
2647 * arm-reloc-property.cc (cstdio): Include.
2648 * configure.ac (targetobjs): Remove duplicates.
2649 * configure: Regenerate.
2650 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2651 big and little endian version for a given address size.
2652
5c57f1be
DK		 26532010-02-03 Doug Kwan <dougkwan@google.com>
2654
2655 * arm-reloc-property.cc
2656 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2657 definition.
2658 * arm-reloc-property.h
2659 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2660 New method definition.
2661 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2662 declaration.
2663 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2664 overflow to N.
2665 (GOT_PREL): Change implemented to Y.
2666 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2667 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2668 (Arm_relocate_functions::movw_abs_nc): Remove method.
2669 (Arm_relocate_functions::movt_abs): Ditto.
2670 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2671 (Arm_relocate_functions::thm_movt_abs): Ditto.
2672 (Arm_relocate_functions::movw_rel_nc): Ditto.
2673 (Arm_relocate_functions::movw_rel): Ditto.
2674 (Arm_relocate_functions::movt_rel): Ditto.
2675 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2676 (Arm_relocate_functions:thm_movw_rel): Ditto.
2677 (Arm_relocate_functions:thm_movt_rel): Ditto.
2678 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2679 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2680 New method definitions.
2681 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2682 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2683 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2684 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2685 (Target_arm::Relocate::relocate): Check for non-static or
2686 unimplemented relocation code and exit early. Change calls to
2687 Target_arm::reloc_uses_thumb_bit and
2688 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2689 instead. Refactor code to handle similar relocations to increase
2690 code sharing. Remove check for unsupported relocation code in switch
2691 statement.
2692 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2693 relocation property table to find out size. Change error message to
2694 print out the name of a relocation code instead of the numeric value.
2695 (Target_arm::scan_reloc_for_stub): Use relocation property table
2696 instead of calling Target_arm::reloc_uses_thumb_bit().
2697
218c5831
DK		 26982010-02-02 Doug Kwan <dougkwan@google.com>
2699
2700 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2701 types of relaxed input section.
2702
0d31c79d
DK		 27032010-02-02 Doug Kwan <dougkwan@google.com>
2704
2705 * Makefile.am (HFILES): Add arm-reloc-property.h.
2706 (DEFFILES): New.
2707 (TARGETSOURCES): Add arm-reloc-property.cc
2708 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2709 (libgold_a_SOURCES): $(DEFFILES)
2710 * Makefile.in: Regenerate.
2711 * arm-reloc-property.cc: New file.
2712 * arm-reloc-property.h: New file.
2713 * arm-reloc.def: New file.
2714 * arm.cc: Update comments.
2715 (arm-reloc-property.h): New included header.
2716 (arm_reloc_property_table): New global variable.
2717 (Target_arm::do_select_as_default_target): New method definition.
2718 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2719 arm-reloc-property to targ_extra_obj.
2720 * parameters.cc (set_parameters_target): Call
2721 Target::select_as_default_target().
2722 * target.h (Target::select_as_default_target): New method definition.
2723 (Target::do_select_as_default_target): Same.
2724
546c7457
DK		 27252010-02-01 Doug Kwan <dougkwan@google.com>
2726
2727 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2728 first_output_text_section_.
2729 (Arm_exidx_fixup::first_output_text_section): New method definition.
2730 (Arm_exidx_fixup::first_output_text_section_): New data member.
2731 (Arm_exidx_fixup::process_exidx_section): Record the first text
2732 output section seen.
2733 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2734 and entsize in output section header.
2735
11b861d5
DK		 27362010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2737
2738 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2739 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2740 (Arm_relocate_functions::thm_alu11): New Method.
2741 (Arm_relocate_functions::thm_pc8): New Method.
2742 (Arm_relocate_functions::thm_pc12): New Method.
2743 (Target_arm::Scan::local): Handle the relocations.
2744 (Target_arm::Scan::global): Likewise.
2745 (Target_arm::Relocate::relocate): Likewise.
2746 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2747
c9a2c125
DK		 27482010-01-29 Doug Kwan <dougkwan@google.com>
2749
2750 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2751 of relocation types as ld.
2752
1521477a
DK		 27532010-01-29 Doug Kwan <dougkwan@google.com>
2754
2755 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2756 to public.
2757 (Arm_relocate_functions::thumb_branch_common): Ditto.
2758 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2759 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2760 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2761 Arm_relocate_functions::jump24): Remove.
2762 (Target_arm::Relocate::relocate): Adjust code to call
2763 Arm_relocation_functions::arm_branch_common and
2764 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 2765 wrappers. Merge switch-cases together to reduce source code size.
1521477a 2766
e7eca48c
DK		 27672010-01-29 Doug Kwan <dougkwan@google.com>
2768
2769 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2770 output_local_symbol_count_needs_update_.
2771 (Arm_relobj::output_local_symbol_count_needs_update,
2772 Arm_relobj::set_output_local_symbol_count_needs_update,
2773 Arm_relobj::update_output_local_symbol_count): New methods.
2774 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2775 member.
2776 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2777 of pointed function as in a R_ARM_PREL31 relocation.
2778 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2779 for output local symbol count updating.
2780 (Target_arm::do_relax): Update output local symbol counts in objects
2781 if necessary.
2782 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2783
02961d7e
ILT		 27842010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2785
2786 * arm.cc: Added support for the ARM relocations:
2787 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2788 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2789 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2790 movw_prel_nc).
2791 (Arm_relocate_functions::movw_rel): New method.
2792 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2793 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2794 thm_movw_prel_nc).
2795 (Arm_relocate_functions::thm_movw_rel): New method.
2796 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2797 thm_movt_prel).
2798 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2799 relocations.
2800 (Target_arm::Scan::global): Likewise.
2801 (Target_arm::Relocate::relocate): Likewise.
2802 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2803 Likewise.
2804
b10d2873
ILT		 28052010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2806
2807 * arm.cc: Added support for ARM group relocations.
2808 (Target_arm::reloc_needs_sym_origin): New method.
2809 (Arm_relocate_functions::calc_grp_kn): New method.
2810 (Arm_relocate_functions::calc_grp_residual): New method.
2811 (Arm_relocate_functions::calc_grp_gn): New method.
2812 (Arm_relocate_functions::arm_grp_alu): New Method.
2813 (Arm_relocate_functions::arm_grp_ldr): New Method.
2814 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2815 (Arm_relocate_functions::arm_grp_ldc): New Method.
2816 (Target_arm::Scan::local): Handle the ARM group relocations.
2817 (Target_arm::Scan::global): Likewise.
2818 (Target_arm::Relocate::relocate): Likewise.
2819 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2820 Likewise.
2821
2b328d4e
DK		 28222010-01-26 Doug Kwan <dougkwan@google.com>
2823
2824 * arm.cc (set): Include.
2825 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2826 pointer type.
2827 (Arm_output_section::Text_section_list): New type.
2828 (Arm_output_section::append_text_sections_to_list): New method.
2829 (Arm_output_section::fix_exidx_coverage): Ditto.
2830 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2831 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2832 Relobj::set_section_offset() instead of
2833 Sized_relobj::invalidate_section_offset().
2834 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2835 parameter for section headers. Ignore relocation sections for
2836 unallocated sections and EXIDX sections.
2837 (Target_arm::fix_exidx_coverage): New method.
2838 (Target_arm::output_section_address_less_than): New type.
2839 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2840 linked text section instead of the EXIDX section.
2841 (Arm_output_section::create_stub_group): Add an assertion to check
2842 that this is not an EXIDX output section.
2843 (Arm_output_section::append_text_sections_to_list): New method.
2844 (Arm_output_section::fix_exidx_coverage): Ditto.
2845 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2846 Arm_relobj::section_needs_reloc_stub_scanning.
2847 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2848 first pass.
2849 (Target_arm::fix_exidx_coverage): New method.
2850 * object.h (Relobj::set_output_section): New method.
2851 (Sized_relobj::invalidate_section_offset): Remove method.
2852 (Sized_relobj::do_invalidate_section_offset): Remove method.
2853 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2854
c7f3c371
DK		 28552010-01-25 Doug Kwan <dougkwan@google.com>
2856
2857 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2858 Fix warning due to signed and unsigned comparison on a 32-bit host.
2859
8923b24c
DK		 28602010-01-22 Doug Kwan <dougkwan@google.com>
2861
2862 * arm.cc (Target_arm::do_relax): Record an output section for section
2863 offset adjustment it contains any stub table that has changed.
2864 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2865 offsets in an output section if necessary.
2866 * output.cc (Output_section::Output_section): Initialize
2867 section_offsets_need_adjustments_.
2868 (Output_section::add_input_section_for_script): Renamed to
2869 Output_section::add_simple_input_section.
2870 (Output_section::save_states): Add a comment.
2871 (Output_section::discard_states): New method defintion.
2872 (Output_section::adjust_section_offsets): Same.
2873 * output.h (Output_section::add_input_section_for_script): Renamed to
2874 Output_section::add_simple_input_section.
2875 (Output_section::discard_states): New method declaration.
2876 (Output_section::adjust_section_offsets): Same.
2877 (Output_section::section_offsets_need_adjustment,
2878 Output_section::set_section_offsets_need_adjustment): New method
2879 definitions.
2880 (Output_section::section_offsets_need_adjustment_): New data member.
2881 * script-sections.cc
2882 (Output_section_element_input::set_section_address): Adjust code for
2883 renaming of Output_section::add_input_section_for_script.
2884 (Orphan_output_section::set_section_address): Same.
2885
9b2fd367
DK		 28862010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2887
2888 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2889 Fix_v4bx enum values .
2890 * gold/options.h (General_options): New option definitions.
2891 (General_options::fix_v4bx): New method.
2892 (General_options::Fix_v4bx): New enum.
2893 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2894 (General_options::parse_fix_v4bx_interworking): New method.
2895
80d0d023
DK		 28962010-01-22 Doug Kwan <dougkwan@google.com>
2897
2898 * arm.cc (Arm_exidx_fixup): New class.
2899
af2cdeae
DK		 29002010-01-21 Doug Kwan <dougkwan@google.com>
2901
2902 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2903 classes.
2904 (Arm_exidx_section_offset_map): New type.
2905
993d07c1
DK		 29062010-01-21 Doug Kwan <dougkwan@google.com>
2907
2908 * arm.cc (Arm_exidx_input_section): New class.
2909 (Arm_relobj::exidx_input_section_by_link,
2910 Arm_relobj::exidx_input_section_by_shndx,
2911 Arm_relobj::make_exidx_input_section): New methods.
2912 (read_arm_attributes_section): Remove.
2913 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2914 information about them.
2915 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2916 to here.
2917
5ac169d4
DK		 29182010-01-20 Doug Kwan <dougkwan@google.com>
2919
2920 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2921 Input_section_specifier to Section_id.
2922 (Target_arm::new_arm_input_section: Adjust code for change of key
2923 type.
2924 (Target_arm::find_arm_input_section): Ditto.
2925 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2926 (Section_id): Remove.
2927 (Garbage_collection::Section_id_hash): Remove.
2928 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2929 (Section_id): Remove.
2930 (Icf::Section_id_hash): Remove.
2931 * object.h (Section_id, Const_section_id, Section_id_hash,
2932 Const_section_id_hash): New type definitions.
2933 * output.cc (Output_section::add_relaxed_input_section): Change to
2934 use Const_section_id instead of Input_section_specifier as key type.
2935 (Output_section::add_merge_input_section): Ditto.
2936 (Output_section::build_relaxation_map): Change to use Section_id
2937 instead of Input_section_specifier as key type.
2938 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2939 Ditto.
2940 (Output_section::convert_input_sections_to_relaxed_sections): Change
2941 to use Const_section_id instead of Input_section_specifier as key type.
2942 (Output_section::find_merge_section): Ditto.
2943 (Output_section::find_relaxed_input_section): Ditto.
2944 * output.h (Input_section_specifier): Remove class.
2945 (Output_section::Output_section_data_by_input_section_map): Change
2946 key type to Const_section_id.
2947 (Output_section::Output_relaxed_input_section_by_input_section_map):
2948 Ditto.
2949 (Output_section::Relaxation_map): Change key type to Section_id.
2950
a2162063
ILT		 29512010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2952
2953 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2954 (class Arm_v4bx_stub): New class.
2955 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2956 (Stub_factory::make_arm_v4bx_stub): New method.
2957 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2958 (Stub_table::empty): Handle v4bx stubs.
2959 (Stub_table::add_arm_v4bx_stub): New method.
2960 (Stub_table::find_arm_v4bx_stub): New method.
2961 (Arm_relocate_functions::v4bx): New method.
2962 (Target_arm::fix_v4bx): New method.
2963 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2964 (Stub_table::relocate_stubs): Likewise.
2965 (Stub_table::do_write): Likewise.
2966 (Stub_table::update_data_size_and_addralign): Likewise.
2967 (Stub_table::finalize_stubs): Likewise.
2968 (Target_arm::Scan::local): Likewise.
2969 (Target_arm::Scan::global): Likewise.
2970 (Target_arm::do_finalize_sections): Likewise.
2971 (Target_arm::Relocate::relocate): Likewise.
2972 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2973 Likewise.
2974 (Target_arm::scan_reloc_for_stub): Likewise.
2975 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2976
5696ab0b
ILT		 29772010-01-19 Ian Lance Taylor <iant@google.com>
2978
2979 * output.cc (Output_section_headers::do_sized_write): Write large
2980 segment count to sh_info field.
2981 (Output_file_header::do_sized_write): For large segment count,
2982 write PN_XNUM to e_phnum field.
2983
800d0f56
ILT		 29842010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2985
2986 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2987 (Arm_relocate_functions::thm_jump8): New function.
2988 (Arm_relocate_functions::thm_jump11): New function.
2989 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2990 R_ARM_THM_JUMP11.
2991 (Target_arm::Scan::global): Likewise.
2992 (Target_arm::Relocate::relocate): Likewise.
2993 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2994 Likewise.
2995
41263c05
DK		 29962010-01-14 Doug Kwan <dougkwan@google.com>
2997
2998 * arm.cc (map, utility): Include headers.
2999 (Target_arm::apply_cortex_a8_workaround): New method.
3000 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3001 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3002 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3003 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3004 the --[no-]fix-cortex-a8 command line options.
3005 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3006 (Target_arm::relocate_stub): Use addend in instruction template.
3007 * options.h (DEFINE_bool): Set the user-set flag.
3008 (General_options): Add --[no-]-fix-cortex options.
3009 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3010 : Update fast look-up map after conversion.
41263c05 3011
459e9b03
ST		 30122010-01-14 Sriraman Tallam <tmsriram@google.com>
3013
3014 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3015 in the first pass of do_layout.
3016
b521dfe4
DK		 30172010-01-13 Doug Kwan <dougkwan@google.com>
3018
3019 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3020 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3021 apparent compiler problem of not folding static constant integral
3022 data members of elfcpp::Elf_sizes<32>.
3023
44272192
DK		 30242010-01-13 Doug Kwan <dougkwan@google.com>
3025
3026 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3027 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3028 Arm_relobj::scan_section_for_cortex_a8_erratum,
3029 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3030 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3031 sections to scan for relocation stubs into a new method
3032 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3033 relocation and Cortex-A8 stub scanning.
3034 (Target_arm::do_relax): Force stubs to be after stubbed sections
3035 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3036 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3037 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3038
44b71ece
ILT		 30392010-01-12 Ian Lance Taylor <iant@google.com>
3040
3041 * target-reloc.h (visibility_error): New inline function.
3042 (relocate_section): Call visibility_error.
3043 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3044 (MOSTLYCLEANFILES): Likewise.
3045 (protected_4_pic.o, protected_3.err): New targets.
3046 * testsuite/protected_4.cc: New file.
3047
a120bc7f
DK		 30482010-01-12 Doug Kwan <dougkwan@google.com>
3049
3050 * arm.cc (Cortex_a8_reloc): New class.
3051 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3052 and cortex_a8_relocs_info_.
3053 (Target_arm::fix_cortex_a8): New method definition.
3054 (Target_arm::Cortex_a8_relocs_info): New type.
3055 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3056 New data member declarations.
3057 (Target_arm::scan_reloc_for_stub): Record information about
3058 relocations for THUMB branches that might be exempted from the
3059 Cortex-A8 workaround.
3060 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3061 at the beginning of a relaxation pass.
3062
20138696
DK		 30632010-01-12 Doug Kwan <dougkwan@google.com>
3064
3065 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3066 (Arm_relobj::Mapping_symbol_position,
3067 Arm_reloj::Mapping_symbol_position_less,
3068 Arm_relobj::Mapping_symbols_info): New types.
3069 (Target_arm::is_mapping_symbol_name): New method definition.
3070 (Arm_relobj::do_count_local_symbols): Save information about mapping
3071 symbols.
3072
089d69dc
DK		 30732010-01-11 Doug Kwan <dougkwan@google.com>
3074
3075 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3076 Arm_relocate_functions::thumb32_branch_upper,
3077 Arm_relocate_functions::thumb32_branch_lower,
3078 Arm_relocate_functions::thumb32_cond_branch_offset,
3079 Arm_relocate_functions::thumb32_cond_branch_upper,
3080 Arm_relocate_functions::thumb32_cond_branch_lower,
3081 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3082 branch offset encoding.
3083 (Arm_relocate_functions::thumb_branch_common): Use new branch
3084 offset encoding methods to avoid code duplication.
3085 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3086 (Stub_addend_reader::operator()): Use new branch encoding method
3087 to avoid code duplication.
3088
99e5bff2
DK		 30892010-01-11 Doug Kwan <dougkwan@google.com>
3090
3091 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3092 (Target_arm::do_finalize_sections): Define special EXIDX section
3093 symbols only if referenced.
3094 * gc.h (Garbage_collection::add_reference): New method.
3095 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3096 code duplication.
3097
98e090bd
ILT		 30982010-01-11 Ian Lance Taylor <iant@google.com>
3099
d0a91bd8
ILT		 3100 * script.cc (Version_script_info::build_expression_list_lookup):
3101 Change complaing about duplicate wildcard match from error to
3102 warning.
3103
98e090bd
ILT		 3104 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3105 of 2009-12-30.
3106 (Version_script_info::Version_script_info): Initialize globs_,
3107 default_version_, default_is_global_, and exact_. Don't
3108 initialize globals_ or locals_.
3109 (Version_script_info::build_lookup_tables): Build local symbols
3110 first.
3111 (Version_script_info::unquote): New function.
3112 (Version_script_info::add_exact_match): New function.
3113 (Version_script_info::build_expression_list_lookup): Remove lookup
3114 parameter. Add is_global parameter. Change all callers. Handle
3115 wildcard pattern specially. Unquote pattern. Call
3116 add_exact_match.
3117 (Version_script_info::get_name_to_match): New function.
3118 (Version_script_info::get_symbol_version): New function.
3119 (Version_script_info::get_symbol_version_helper): Remove.
3120 (Version_script_info::check_unmatched_names): Call unquote.
3121 * script.h (class Version_script_info): Change get_symbol_version
3122 to be non-inline and add is_global parameter; change all callers.
3123 Rewrite symbol_is_local. Update declarations. Define struct
3124 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3125 Remove globals_ and locals_ members. Add exact_, globs_,
3126 default_version_, is_global_.
3127 (Version_script_info::Glob): Remove pattern, add expression and
3128 is_global. Update constructor. Change all callers.
3129 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3130 default version.
3131 (Versions::symbol_section_contents): If a symbol is undefined, or
3132 defined in a dynamic object, set the version index to
3133 VER_NDX_LOCAL.
3134 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3135 symbol_is_local.
3136 (Symbol_table::add_from_pluginobj): Likewise.
3137 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3138
d56962d3
DK		 31392010-01-11 Doug Kwan <dougkwan@google.com>
3140
3141 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3142 (incremental_dump_LDADD): Add linking option for libintl.
3143 * Makefile.in: Regenerate.
3144
94e6ee91
L		 31452010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3146
3147 PR gold/11144
3148 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3149 instead of -Ds.
3150 * testsuite/Makefile.in: Regenerated.
3151
e96c574b
DK		 31522010-01-10 Doug Kwan <dougkwan@google.com>
3153
3154 * options.h (DEFINE_var): Use parentheses around argument varname__
3155 in macro body to avoid any unintended subsequent substitutions.
3156
7198066b
ILT		 31572010-01-10 Ian Lance Taylor <iant@google.com>
3158
ba4d53bf
ILT		 3159 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3160 candidates before doing symbol resolution.
3161
7198066b
ILT		 3162 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3163 ODR candidates if only one is weak.
3164
a2beed37
ILT		 31652010-01-08 Ian Lance Taylor <iant@google.com>
3166
3167 * script.cc (Version_script_info::build_expression_list_lookup):
3168 Don't warn about ambiguous version, just record the ambiguity.
3169 (Version_script_info::get_symbol_version_helper): Give error if
3170 version is ambiguous.
3171
2fb7225c
DK		 31722010-01-08 Doug Kwan <dougkwan@google.com>
3173
3174 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3175 prev_data_size_ and prev_addralign_. Remove initializer for
3176 deleted data member has_been_changed_.
3177 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3178 to determine if the table is empty.
3179 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3180 Remove.
3181 (Stub_table::add_reloc_stub): Define method in class definition
3182 instead of just declaring it there.
3183 (Stub_table::add_cortex_a8_stub): New method definition.
3184 (Stub_table::update_data_size_and_addralign): Ditto.
3185 (Stub_table::finalize_stubs): Ditto.
3186 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3187 (Stub_table::do_addralign_): Return address alignment in the
3188 (Stub_table::do_reset_address_and_file_offset): Define method in
3189 class definition instead of declaring it there. Set current data
3190 size to be the data size of the previous pass.
3191 (Stub_table::set_final_data_size): Use current data size as the
3192 final data size.
3193 (Stub_table::relocate_stub): Change parameter type of stub from
3194 Reloc_stub pointer to Stub pointer.
3195 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3196 (Stub_table::Cortex_a8_stub_list): New typedef.
3197 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3198 Stub_table::prev_addralign_): New data member.
3199 (Arm_relobj::Arm_relobj): Initialize data member
3200 section_has_cortex_a8_workaround_.
3201 (Arm_relobj::section_has_cortex_a8_workaround,
3202 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3203 definitions.
3204 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3205 declarations.
3206 (Target_arm::relocate_stub): Change parameter type of stub from
3207 Reloc_stub pointer to Stub pointer.
3208 (Insn_template::size, Insn_template::alignment): Handle
3209 THUMB16_SPECIAL_TYPE.
3210 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3211 Stub_table::update_data_size_and_addralign,
3212 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3213 definitions.
3214 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3215 (Stub_table::do_write): Ditto.
3216 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3217
880cd20d
ILT		 32182010-01-08 Ian Lance Taylor <iant@google.com>
3219
3220 PR 11108
3221 * symtab.h (class Symbol): Remove fields is_target_special_ and
3222 has_plt_offset_. Add field is_defined_in_discarded_section_.
3223 (Symbol::is_defined_in_discarded_section): New function.
3224 (Symbol::set_is_defined_in_discarded_section): New function.
3225 (Symbol::has_plt_offset): Rewrite.
3226 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3227 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3228 Don't initialize is_target_special_ or has_plt_offset_.
3229 Initialize is_defined_in_discarded_section_.
3230 (Symbol_table::add_from_relobj): If appropriate, set
3231 is_defined_in_discarded_section.
3232 * resolve.cc (Symbol::override_base_with_special): Don't test
3233 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3234 * target-reloc.h (relocate_section): Do special handling for
3235 symbols defined in discarded sections for global symbols as well
3236 as local symbols.
3237
2703e3eb
ILT		 32382010-01-08 Ian Lance Taylor <iant@google.com>
3239
3240 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3241 the SHT_SYMTAB case.
3242
339d40a3
ILT		 32432010-01-08 Ian Lance Taylor <iant@google.com>
3244
3245 * object.cc (Sized_relobj::do_layout): Don't get confused if
3246 layout_eh_frame returns NULL.
3247
abecea76
ILT		 32482010-01-08 Ian Lance Taylor <iant@google.com>
3249
3250 PR 11084
3251 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3252 dynamic symbol table, use the normal symbol table.
3253 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3254 symbol table.
3255
6b7dd3f3
ILT		 32562010-01-08 Ian Lance Taylor <iant@google.com>
3257
3258 PR 11072
3259 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3260 sections.
3261
36c50e63
L		 32622010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3263
3264 * version.cc (print_version): Change to "Copyright 2010".
3265
e291e7b9
ILT		 32662010-01-08 Ian Lance Taylor <iant@google.com>
3267
3268 PR 10287
3269 PR 11063
3270 * i386.cc (class Target_i386): Change return type of plt_section
3271 to be non-const.
3272 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3273 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3274 tls_desc_rel_ field.
3275 (Output_data_plt_i386::rel_tls_desc): New function.
3276 (Target_i386::rel_tls_desc_section): New function.
3277 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3278 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3279 R_386_TLS_DESC reloc in rel_tls_desc_section.
3280 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3281 Define struct Tlsdesc_info.
3282 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3283 (Target_x86_64::do_reloc_symbol_index): New function.
3284 (Target_x86_64::add_tlsdesc_info): New function.
3285 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3286 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3287 tlsdesc_rel_ field.
3288 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3289 all callers.
3290 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3291 (Target_x86_64::rela_tlsdesc_section): New function.
3292 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3293 handling.
3294 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3295 (Target_x86_64::do_reloc_addend): New function.
3296 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3297 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3298 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3299 (Output_reloc::type): New function.
3300 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3301 (Output_reloc::is_target_specific): New function.
3302 (Output_reloc::target_arg): New function.
3303 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3304 absolute relocs and target specific relocs.
3305 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3306 add_target_specific.
3307 (class Output_data_reloc) [SHT_RELA]: Likewise.
3308 * output.cc (Output_reloc::Output_reloc): Add four new versions
3309 for absolute relocs and target specific relocs.
3310 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3311 (Output_reloc::get_symbol_index): Likewise.
3312 (Output_reloc::local_section_offset): Check that local_sym_index_
3313 is not TARGET_CODE or 0.
3314 (Output_reloc::symbol_value): Likewise.
3315 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3316 reloc.
3317 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3318 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3319 functions.
3320 * layout.cc (add_target_dynamic_tags): Use output section for
3321 DT_PLTRELSZ and DT_JMPREL.
3322
3a44184e
ILT		 33232010-01-07 Ian Lance Taylor <iant@google.com>
3324
3325 PR 11061
3326 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3327 function.
3328 (class Output_data_reloc_generic): Define.
3329 (class Output_data_reloc_base): Change base class to
3330 Output_data_reloc_generic. Change add() method to call
3331 bump_relative_reloc_count for a relative reloc. Remove
3332 sort_relocs_ field.
3333 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3334 to sort_relocs().
3335 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3336 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3337 appropriate.
3338 * layout.h (class Layout): Update declaration.
3339
ea715a34
ILT		 33402010-01-07 Ian Lance Taylor <iant@google.com>
3341
3342 * output.h (class Output_data): Add const version of
3343 output_section and do_output_section.
3344 (class Output_section_data): Add const version of
3345 do_output_section.
3346 (class Output_section): Likewise.
3347 * layout.cc (Layout::add_target_dynamic_tags): New function.
3348 * layout.h (class Layout): Update declarations.
3349 * arm.cc (Target_arm::do_finalize_sections): Use
3350 add_target_dynamic_tags.
3351 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3352 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3353 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3354 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3355
659948a4
ILT		 33562010-01-07 Ian Lance Taylor <iant@google.com>
3357
3358 PR 11042
3359 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3360 object as needed.
3361
9d3b86f6
ILT		 33622010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3363 Ian Lance Taylor <iant@google.com>
3364
3365 PR 11019
3366 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3367 Xindex::read_symtab_xindex.
3368
bb0d3eb0
DK		 33692010-01-07 Doug Kwan <dougkwan@google.com>
3370
3371 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3372 (Insn_template::thumb16_bcond_insn): New method declaration.
3373 (Insn_template): Fix spelling.
3374 (Stub::thumb16_special): New method declaration.
3375 (Stub::do_write): Define virtual method which was previously pure
3376 virtual.
3377 (Stub::do_thumb16_special): New method declaration.
3378 (Stub::do_fixed_endian_write): New template member.
3379 (Reloc_stub::do_write): Remove.
3380 (Reloc_stub::do_fixed_endian_write): Remove.
3381 (Cortex_a8_stub): New class definition.
3382 (Stub_factory::make_cortex_a8_stub): New method definition.
3383 (Stub_factory::Stub_factory): Add missing static storage class
3384 qualifier for elf32_arm_stub_a8_veneer_blx.
3385
ffeef7df
ILT		 33862010-01-07 Ian Lance Taylor <iant@google.com>
3387
dc3f80fe
ILT		 3388 PR 10980
3389 * options.h (class General_options): Add --warn-unresolved-symbols
3390 and --error-unresolved-symbols.
3391 * errors.cc (Errors::undefined_symbol): Implement
3392 --warn-unresolved-symbols.
3393
ffeef7df
ILT		 3394 * options.h (class General_options): Add -z text and -z textoff.
3395 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3396
f1ec9ded
ST		 33972010-01-06 Sriraman Tallam <tmsriram@google.com>
3398
3399 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3400 (Garbage_collection::cident_sections): New function.
3401 (Garbage_collection::add_cident_section): New function.
3402 (Garbage_collection::cident_sections_): New member.
3403 (gc_process_relocs): Add references to sections whose names are C
3404 identifiers.
3405 * gold.h (cident_section_start_prefix): New constant.
3406 (cident_section_stop_prefix): New constant.
3407 (is_cident): New function.
3408 * layout.cc (Layout::define_section_symbols): Replace string constants
3409 with the newly defined constants.
3410 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3411 C identifiers.
3412 * testsuite/Makefile.am: Add gc_orphan_section_test.
3413 * testsuite/Makefile.in: Regenerate.
3414 * testsuite/gc_orphan_section_test.cc: New file.
3415 * testsuite/gc_orphan_section_test.sh: New file.
3416
6eda8c29
ILT		 34172010-01-06 Ian Lance Taylor <iant@google.com>
3418
b9674e17
ILT		 3419 PR 10980
3420 * options.h (class General_options): Add --warn-shared-textrel.
3421 * layout.cc (Layout::finish_dynamic_section): Implement
3422 --warn-shared-textrel.
3423
6eda8c29
ILT		 3424 PR 10980
3425 * options.h (class General_options): Add --warn-multiple-gp.
3426
32dcd44e
ILT		 34272010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3428
3429 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3430 $(THREADSLIB) and $(LIBDL).
3431 * Makefile.in: Rebuild.
3432
a192ba05
ILT		 34332010-01-06 Ian Lance Taylor <iant@google.com>
3434
3435 PR 10980
3436 * options.cc (General_options::parse_section_start): New function.
3437 (General_options::section_start): New function.
3438 (General_options::General_options): Initialize all members.
3439 * options.h: Include <map>
3440 (class General_options): Add --section-start. Add section_starts_
3441 member.
3442 * layout.cc (Layout::attach_allocated_section_to_segment): If
3443 --section-start was used, set the address of the segment. Remove
3444 local sort_sections.
3445 (Layout::relaxation_loop_body): If the address of the load segment
3446 has been set by --section-start, don't use it.
3447 * output.h (Output_segment::update_flags_for_output_section): New
3448 function.
3449 * output.cc (Output_segment::add_output_section): Call
3450 update_flags_for_output_section.
3451
dde3f402
ILT		 34522010-01-05 Ian Lance Taylor <iant@google.com>
3453
62dfdd4d
ILT		 3454 PR 10980
3455 * options.h (class General_options): Add --undefined-version.
3456 * script.cc (struct Version_expression): Add was_matched_by_symbol
3457 field.
3458 (Version_script_info::matched_symbol): New function.
3459 (Version_script_info::get_symbol_version_helper): Call
3460 matched_symbol.
3461 (Version_script_info::check_unmatched_names): New function.
3462 * script.h (class Version_script_info): Update declarations.
3463 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3464
9c4ae156
ILT		 3465 * options.h (class General_options): Use DEFINE_bool_alias for
3466 allow_multiple_definition.
3467 * resolve.cc (Symbol_table::should_override): Don't test
3468 allow_multiple_definition.
3469
dde3f402
ILT		 3470 PR 10980
3471 * options.h (class General_options): Add --cref.
3472 * main.cc (main): Print cref table if --cref. Don't close mapfile
3473 until after printing cref table.
3474 * cref.cc: Include "symtab.h".
3475 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3476 (Cref_table_compare::operator()): New function.
3477 (Cref_inputs::gather_cref): New function.
3478 (filecol): New static const.
3479 (Cref_inputs::print_cref): New function.
3480 (Cref::print_cref): New function.
3481 * cref.h: Include <cstdio>.
3482 (class Cref): Update declarations.
3483 * mapfile.h (Mapfile::file): New function.
3484 * object.h (class Object): Define Symbols. Declare virtual
3485 do_get_global_symbols.
3486 (Object::get_global_symbols): New function.
3487 * object.cc (Input_objects::add_object): Pass object to cref_ if
3488 --cref.
3489 (Input_objects::archive_start): Likewise.
3490 (Input_objects::archive_stop): Likewise.
3491 (Input_objects::print_cref): New function.
3492 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3493 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3494 --cref.
3495 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3496 function.
3497 * plugin.h (class Sized_pluginobj): Update declarations.
3498
8781f709
ILT		 34992010-01-05 Ian Lance Taylor <iant@google.com>
3500
3501 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3502 to is_default_version. Rename insdef to insdefault.
3503 (Symbol_table::add_from_relobj): Rename def to is_default_version
3504 and local to is_forced_local.
3505 (Symbol_table::add_from_pluginobj): Likewise.
3506 (Symbol_table::add_from_dynobj): Likewise.
3507 (Symbol_table::define_special_symbol): Rename insdef to
3508 insdefault.
3509
fe35d28d
ILT		 35102010-01-04 Ian Lance Taylor <iant@google.com>
3511
30bc8c46
ILT		 3512 PR 10980
3513 * options.h (class General_options): Add
3514 --allow-multiple-definition and -z muldefs.
3515 * resolve.cc (Symbol_table::should_override): Don't warn about a
3516 multiple symbol definition if --allow-multiple-definition or -z
3517 muldefs.
3518
7eaea549
ILT		 3519 PR 10980
3520 * options.h (class General_options): Add --add-needed and
3521 --copy-dt-needed-entries. Tweak --as-needed help entry.
3522 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3523 error if --copy-dt-needed-entries aka --add-needed is used and
3524 would cause a change in behaviour.
3525
fe35d28d
ILT		 3526 PR 10980
3527 * options.h (class General_options): Add -G as a short version of
3528 --shared. Add no-op options -assert, -g, and -i.
3529
55a2bb35
ST		 35302010-01-04 Sriraman Tallam <tmsriram@google.com>
3531
3532 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3533 check for .text or .gnu.linkonce.t sections.
3534 * icf.cc (Icf::find_identical_sections): Ditto.
3535 Change the detection for mangled function name within the section
3536 name.
3537 * icf.h (is_section_foldable_candidate): New function.
3538
719328e1
ILT		 35392009-12-30 Ian Lance Taylor <iant@google.com>
3540
3541 PR 10980
3542 * options.h (class General_options): Permit two dashes with
3543 --retain-symbols-file.
3544
d7bb5745
ILT		 35452009-12-30 Ian Lance Taylor <iant@google.com>
3546
403a15dd
ILT		 3547 PR 10979
3548 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3549 don't put the file header and segment headers in the text
3550 segment.
3551
eda294df
ILT		 3552 PR 10979
3553 * common.cc (Sort_commons::operator()): Stabilize sort when both
3554 entries are NULL.
3555 (Symbol_table::do_allocate_commons_list): When allocating common
3556 symbols, skip a symbol which is no longer common.
3557 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3558 an object before checking its type.
3559 * testsuite/common_test_2.c: New file.
3560 * testsuite/common_test_3.c: New file.
3561 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3562 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3563 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3564 (common_test_2_pic.o, common_test_2.so): New targets.
3565 (common_test_3_pic.o, common_test_3.so): New targets.
3566 * testsuite/Makefile.in: Rebuild.
3567
d7bb5745
ILT		 3568 PR 10979
3569 * script.cc (read_input_script): If we see a new SECTIONS clause,
3570 and we have added an input section, give an error.
3571 * layout.h (class Layout): Add have_added_input_section function.
3572 Add have_added_input_section_ field.
3573 * layout.cc (Layout::Layout): Initialize
3574 have_added_input_section_.
3575 (Layout::layout): Set have_added_input_section_.
3576 (Layout::layout_eh_frame): Likewise.
3577
fc59c572
ILT		 35782009-12-30 Ian Lance Taylor <iant@google.com>
3579
3580 PR 10931
3581 * options.h (class General_options): Add --sort-common option.
3582 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3583 * common.cc (Sort_common): Add sort_order parameter to
3584 constructor. Add sort_order_ field.
3585 (Sort_commons::operator): Check sort_order_.
3586 (Symbol_table::allocate_commons): Determine the sort order.
3587 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3588 Change all callers.
3589 (Symbol_table::do_allocate_commons_list): Likewise.
3590
1c74fab0
ILT		 35912009-12-30 Ian Lance Taylor <iant@google.com>
3592
3593 PR 10916
3594 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3595 symbols from this object, don't change the visibility of an
3596 undefined symbol.
3597 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3598
6affe781
ILT		 35992009-12-30 Ian Lance Taylor <iant@google.com>
3600
3601 PR 10861
3602 * script.h (class Version_script_info): Define Language enum.
3603 Update declarations. Define Glob, Exact, and Lookup types. Add
3604 new fields globals_, locals_, and is_finalized_.
3605 * script.cc: Various formatting fixes.
3606 (class Parser_closure): Change language_stack_ from a vector of
3607 std::string to one of Version_script_info::Language. Adjust all
3608 uses accordingly.
3609 (class Lazy_demangler): Remove.
3610 (struct Version_expression): Change language from std::string to
3611 Version_script_info::Language.
3612 (Version_script_info::Version_script_info): New function.
3613 (Version_script_info::~Version_script_info): Don't call clear.
3614 (Version_script_info::finalize): New function.
3615 (Version_script_info::build_lookup_tables): New function.
3616 (Version_script_info::build_expression_list_lookup): New
3617 function.
3618 (Version_script_info::get_symbol_version_helper): Rewrite to use
3619 lookup tables.
3620 (Version_script_info::print_expression_list): Adjust to use
3621 Version_script_info::Language.
3622 (script_push_lex_into_version_mode): Check that the version script
3623 has not been finalized.
3624 (version_script_push_lang): Change language string to
3625 Version_script_info::Language.
3626 * options.cc (Command_line::version_script): New function.
3627 * options.h (class General_options): Add finalize_dynamic_list
3628 function. Change version_script from declaration to definition.
3629 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3630 * testsuite/version_script.map: Remove duplicate def of foo.
3631 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3632 version_script.map.
3633 * testsuite/Makefile.in: Rebuild.
3634
818bf354
ILT		 36352009-12-30 Ian Lance Taylor <iant@google.com>
3636
3637 PR 10843
3638 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3639 if the input symbol index is 0, make the output symbol index 0.
3640
ebcc8304
ILT		 36412009-12-30 Ian Lance Taylor <iant@google.com>
3642
3643 PR 10670
3644 * options.h (class General_options): Add -x/--discard-all.
3645 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3646 --discard-all. If the local symbol needs a dynamic entry, check
3647 that before handling --discard-locals.
3648
176fe33f
ILT		 36492009-12-30 Ian Lance Taylor <iant@google.com>
3650
bb321bb1
ILT		 3651 PR 10450
3652 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3653 flags to PF_R.
3654 (Output_segment::add_output_section): Don't change the flags if
3655 the type is PT_TLS.
3656
176fe33f
ILT		 3657 PR 10450
3658 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3659 GNU hash table if they need a dynamic value. Otherwise, don't add
3660 them if they are defined in a dynamic object or are forced local.
3661
e8cd95c7
ILT		 36622009-12-29 Ian Lance Taylor <iant@google.com>
3663
1b81fb71
ILT		 3664 PR 10450
3665 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3666 .gnu.hash table for a 32-bit target.
3667
8d6d383d
ILT		 3668 PR 10450
3669 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3670 regular and a dynamic object only needs a dynamic symbol table
3671 entry if it is externally visible.
3672
e785ec03
ILT		 3673 PR 10450
3674 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3675 constructor. Add global_offset_table_ field.
3676 (Target_i386::got_section): Set global_offset_table_.
3677 (Target_i386::do_finalize_sections): Set global_offset_table_
3678 size.
3679 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3680 in constructor. Add global_offset_table_ field.
3681 (Target_x86_64::got_section): Set global_offset_table_.
3682 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3683 size.
3684
1a2dff53
ILT		 3685 * layout.cc (Layout::Layout): Initialize increase_relro_.
3686 (Layout::get_output_section): Add is_relro, is_last_relro, and
3687 is_first_non_relro parameters. Change all callers.
3688 (Layout::choose_output_section): Likewise.
3689 (Layout::add_output_section_data): Likewise.
3690 (Layout::make_output_section): Likewise.
3691 (Layout::set_segment_offsets): Clear increase_relro when using a
3692 linker script.
3693 * layout.h (class Layout): Add increase_relro method. Add
3694 increase_relro_ field. Update declarations.
3695 * output.cc (Output_section::Output_section): Initialize
3696 is_last_relro_ and is_first_non_relro_.
3697 (Output_segment::add_output_section): Group relro sections is
3698 do_sort is true. Handle is_last_relro and is_first_non_relro.
3699 (Output_segment::maximum_alignment): Remove relro handling.
3700 (Output_segment::set_section_addresses): Add increase_relro
3701 parameter. Change all callers. Add initial alignment to align
3702 relro sections on separate page. Remove old relro handling.
3703 (Output_segment::set_section_list_addresses): Remove in_relro
3704 parameter. Change all callers.
3705 (Output_segment::set_offset): Add increase parameter. Change all
3706 callers. Remove old relro handling.
3707 * output.h (class Output_section): Add new methods: is_last_relro,
3708 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3709 Add is_last_relro_ and is_first_non_relro_ fields.
3710 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3711 Create separate .got.plt section. Call increase_relro.
3712 * x86_64.cc (Target_x86_64::got_section): Likewise.
3713 * testsuite/relro_script_test.t: Add .got.plt.
3714
f0ba79e2
ILT		 3715 PR 10450
3716 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3717 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3718 (Layout::finalize): Call set_dynamic_symbol_size.
3719 (Layout::set_dynamic_symbol_size): New function.
3720 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3721 set_dynamic_symbol_size.
3722
e8cd95c7
ILT		 3723 PR 10450
3724 * output.h (class Output_section): Add is_entsize_zero_ field.
3725 * output.cc (Output_section::Output_section): Initialize
3726 is_entsize_zero_.
3727 (Output_section::set_entsize): If two different entsizes are
3728 requested, force it to zero.
3729 (Output_section::add_input_section): Set flags for .debug_str
3730 before updating section flags. Set entsize.
3731 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3732 and SHF_STRING if all input sections have those flags.
3733
3e1b9a8a
RÁE		 37342009-12-29 Rafael Espindola <espindola@google.com>
3735
3736 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 3737 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3738 reporting.
3e1b9a8a 3739
3dcad376
ST		 37402009-12-29 Sriraman Tallam <tmsriram@google.com>
3741
3742 * options.cc (General_options::parse_version): Allow -v to exit
3743 without an error if there is nothing to link.
3744
084e2665
ILT		 37452009-12-29 Ian Lance Taylor <iant@google.com>
3746
3747 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3748 using a version of gcc before 4.1.
3749 * configure: Rebuild.
3750
250acde3
CD		 37512009-12-28 Chris Demetriou <cgd@google.com>
3752
3753 * attributes.cc (Output_attributes_section_data::do_write): Use
3754 std::vector::front rather than std::vector::data.
3755
99fff23b
ILT		 37562009-12-28 Ian Lance Taylor <iant@google.com>
3757
3758 * symtab.h (class Symbol_table): Add enum Defined.
3759 * resolve.cc (Symbol_table::should_override): Add defined
3760 parameter. Change all callers. Test whether object is NULL
3761 before calling a method on it.
3762 (Symbol_table::report_resolve_problem): Add defined parameter.
3763 Change all callers.
3764 (Symbol_table::should_override_with_special): Likewise.
3765 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3766 parameter. Change all callers.
3767 (Symbol_table::do_define_in_output_data): Likewise.
3768 (Symbol_table::define_in_output_segment): Likewise.
3769 (Symbol_table::do_define_in_output_segment): Likewise.
3770 (Symbol_table::define_as_constant): Likewise.
3771 (Symbol_table::do_define_as_constant): Likewise.
3772 * script.h (class Symbol_assignment): Add is_defsym parameter to
3773 constructor; change all callers.
3774 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3775 parameter. Change all callers. Add is_defsym_ field.
3776 (class Parser_closure): Add parsing_defsym parameter to
3777 constructor; change all callers. Add parsing_defsym accessor
3778 function. Add parsing_defsym_ field.
3779
556bd683
ILT		 37802009-12-28 Ian Lance Taylor <iant@google.com>
3781
3782 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 3783 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 3784
1782c879
ILT		 37852009-12-23 Ian Lance Taylor <iant@google.com>
3786
3787 * i386.cc (Target_i386::do_calls_non_split): Recognize
3788 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 3789 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3790 -fsplit-stack prologue when using %r11.
1782c879 3791
329ca2b1
ST		 37922009-12-21 Sriraman Tallam <tmsriram@google.com>
3793
3794 * options.cc (General_options::parse_version): Make -v continue and do
3795 the link like GNU ld does.
3796
d675ff46
RÁE		 37972009-12-17 Rafael Avila de Espindola <espindola@google.com>
3798
3799 * Makefile.am (CCFILES): Add timer.cc.
3800 (HFILES): Add timer.h.
3801 * configure.ac: Check for sysconf and times.
3802 * main.cc: include timer.h.
3803 (main): Use Timer instead of get_run_time.
3804 * timer.cc: New.
3805 * timer.h: New.
3806 * workqueue.cc: include timer.h.
3807 (Workqueue::find_and_run_task):
3808 Report user, sys and wall time.
3809 * Makefile.in: Regenerate.
3810 * config.in: Regenerate.
3811 * configure: Regenerate.
3812
d6344fb5
DK		 38132009-12-16 Doug Kwan <dougkwan@google.com>
3814
3815 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3816 sections.
3817 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3818 relaxed input sections.
3819 * output.cc (Output_section::find_relaxed_input_section): Change
3820 return type to Output_relaxed_input_section pointer. Adjust code
3821 for new type of relaxed_input_section_map_.
3822 * output.h (Output_section::find_relaxed_input_section): Change
3823 return type to Output_relaxed_input_section pointer.
3824 (Output_section::Output_relaxed_input_section_by_input_section_map):
3825 New type.
3826 (Output_section::relaxed_input_section_map_): Change type to
3827 Output_section::Output_relaxed_input_section_by_input_section_map.
3828 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3829 input section.
3830
0e0d5469
ILT		 38312009-12-15 Ian Lance Taylor <iant@google.com>
3832
3833 * layout.cc (Layout::create_shstrtab): Only write out after input
3834 sections if we are compressing debug sections.
3835
0649a889
ILT		 38362009-12-15 Ian Lance Taylor <iant@google.com>
3837
3838 * archive.cc (Archive::add_symbols): Only look up a symbol without
3839 a version if there is, in fact, a version.
3840
2ea97941
ILT		 38412009-12-14 Ian Lance Taylor <iant@google.com>
3842
3843 Revert -Wshadow changes, all changes from:
3844 2009-12-11 Doug Kwan <dougkwan@google.com>
3845 2009-12-11 Nick Clifton <nickc@redhat.com>
3846 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3847
b0eec2cc
DK		 38482009-12-11 Doug Kwan <dougkwan@google.com>
3849
3850 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3851 due to -Wshadow.
3852 * attributes.cc (Object_attribute::size): Ditto.
3853 (Attributes_section_data::size): Ditto.
3854 (Attributes_section_data::Attributes_section_data): Ditto.
3855 (Output_attributes_section_data::do_write): Ditto.
3856 * attributes.h (Object_attribute::set_type): Ditto.
3857 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3858
91d6fa6a
NC		 38592009-12-11 Nick Clifton <nickc@redhat.com>
3860
3861 * archive.cc: Fix shadowed variable warnings.
3862 * arm.cc: Likewise.
3863 * compressed_output.cc: Likewise.
3864 * compressed_output.h: Likewise.
3865 * configure: Likewise.
3866 * dwarf_reader.cc: Likewise.
3867 * dynobj.cc: Likewise.
3868 * dynobj.h: Likewise.
3869 * ehframe.cc: Likewise.
3870 * ehframe.h: Likewise.
3871 * errors.cc: Likewise.
3872 * expression.cc: Likewise.
3873 * fileread.cc: Likewise.
3874 * fileread.h: Likewise.
3875 * freebsd.h: Likewise.
3876 * i386.cc: Likewise.
3877 * icf.cc: Likewise.
3878 * incremental.h: Likewise.
3879 * layout.cc: Likewise.
3880 * layout.h: Likewise.
3881 * mapfile.cc: Likewise.
3882 * merge.cc: Likewise.
3883 * merge.h: Likewise.
3884 * object.cc: Likewise.
3885 * object.h: Likewise.
3886 * options.h: Likewise.
3887 * output.cc: Likewise.
3888 * output.h: Likewise.
3889 * parameters.cc: Likewise.
3890 * plugin.cc: Likewise.
3891 * powerpc.cc: Likewise.
3892 * reduced_debug_output.cc: Likewise.
3893 * reduced_debug_output.h: Likewise.
3894 * reloc.cc: Likewise.
3895 * reloc.h: Likewise.
3896 * resolve.cc: Likewise.
3897 * script-sections.cc: Likewise.
3898 * script.cc: Likewise.
3899 * script.h: Likewise.
3900 * sparc.cc: Likewise.
3901 * symtab.cc: Likewise.
3902 * symtab.h: Likewise.
3903 * target-select.cc: Likewise.
3904 * target-select.h: Likewise.
3905 * token.h: Likewise.
3906 * workqueue.cc: Likewise.
3907 * workqueue.h: Likewise.
3908 * x86_64.cc: Likewise.
3909
a0351a69
DK		 39102009-12-10 Doug Kwan <dougkwan@google.com>
3911
3912 * arm.cc (attributes.h): New include.
3913 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3914 (Arm_relobj::~Arm_relobj): Delete object pointed by
3915 attributes_section_data_.
3916 (Arm_relobj::attributes_section_data): New method definition.
3917 (Arm_relobj::attributes_section_data_): New data member declaration.
3918 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3919 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3920 attributes_section_data_.
3921 (Arm_dynobj::attributes_section_data): New method definition.
3922 (Arm_dynobj::attributes_section_data_): New data member declaration.
3923 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3924 initialization value of may_use_blx_ to false.
3925 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3926 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3927 object attributes to compute results instead of hard-coding.
3928 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3929 Target_arm::get_secondary_compatible_arch,
3930 Target_arm::set_secondary_compatible_arch
3931 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3932 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3933 New method declarations.
3934 (Target_arm::get_aeabi_object_attribute): New method definition.
3935 (Target_arm::attributes_section_data_): New data member declaration.
3936 (read_arm_attributes_section): New template definition.
3937 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3938 (Arm_dynobj::do_read_symbols): Ditto.
3939 (Target_arm::do_finalize_sections): Merge attributes sections from
3940 input. Check for BLX use after attributes section merging.
3941 Fix __exidx_start and __exidx_end visibility. Create an
3942 .ARM.attributes section if necessary.
3943 (Target_arm::get_secondary_compatible_arch,
3944 Target_arm::set_secondary_compatible_arch,
3945 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3946 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 3947 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 3948 New method definitions.
3949
b59befec
ILT		 39502009-12-09 Ian Lance Taylor <iant@google.com>
3951
3952 * plugin.cc (Plugin::load): Don't cast from void* to a function
3953 pointer.
3954
1276bc89
ILT		 39552009-12-09 Ian Lance Taylor <iant@google.com>
3956
3957 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3958 information fields.
3959
2f2de248
L		 39602009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3961
3962 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3963 Replace two_file_shared_1.so with two_file_shared_2.so.
3964 * testsuite/Makefile.in: Regenerated.
3965
4f787271
DK		 39662009-12-08 Doug Kwan <dougkwan@google.com>
3967
3968 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3969 (HFILES): Add attributes.h and int_encoding.h.
3970 * Makefile.in: Regenerate.
3971 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3972 function definitions to int_encoding.cc
3973 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3974 prototypes to int_encoding.h
3975 * reduced_debug_output.cc (int_encoding.h): New include.
3976 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3977 function definitions to int_encoding.cc
3978 (insert_into_vector, read_from_pointer): Move template definitions to
3979 int_encoding.h
3980 * attributes.cc: New file.
3981 * attributes.h: New file.
3982 * int_encoding.cc: New file.
3983 * int_encoding.h: New file.
3984
20b52f1a
RÁE		 39852009-12-07 Rafael Avila de Espindola <espindola@google.com>
3986
3987 PR gold/11055
3988 * incremental-dump.cc (dump_incremental_inputs): New.
3989 (main): Use dump_incremental_inputs.
3990
53d7974c
L		 39912009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3992
3993 PR gold/10893
3994 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3995 checking elfcpp::STT_FUNC.
3996 (Target_i386::Relocate::relocate): Likewise.
3997 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3998
3999 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4000 symbols from shared libraries into normal FUNC symbols.
4001
4002 * symtab.h (Symbol): Add is_func and use it.
4003
05a352e6
DK		 40042009-12-05 Doug Kwan <dougkwan@google.com>
4005
4006 * arm.cc (Target_arm::arm_info): Initialize new fields
4007 attributes_section and attributes_vendor.
4008 * i386.cc (Target_i386::i386_info): Same.
4009 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4010 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4011 fields attributes_section and attributes_vendor.
53d7974c 4012 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4013 * target.h (Target::attributes_section, Target::attributes_vendor,
4014 Target::is_attributes_section, Target::attribute_arg_type,
4015 Target::attributes_order): New method definitions.
4016 (Target::Target_info::attributes_section,
4017 Target::Target_info::attributes_vendor): New fields.
4018 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4019 virtual method definitions.
4020 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4021 attributes_section and attributes_vendor.
4022 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4023
f4e5969c
DK		 40242009-12-05 Doug Kwan <dougkwan@google.com>
4025
4026 * arm.cc: Update comments about interworking and stub generation.
4027 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4028 considered as non-PIC.
4029 (Arm_relocate_functions::base_abs): Fix formatting.
4030 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4031 of function to use GOT entry address instead of offset.
4032 (Target_arm::Scan::global): Issue an error if a symbol would need a
4033 PLT does not get one because it is untyped. Remove code to create
4034 dynamic symbols for relative branches.
4035 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4036 takes unsigned integer instead of boolean.
4037
1abce4a6
L		 40382009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4039
4040 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4041 (two_file_test_LDADD): Likewise.
4042 (common_test_1_LDADD): Likewise.
4043 (exception_test_LDADD) Likewise.
4044 (weak_test_LDADD): Likewise.
4045 (many_sections_test_LDADD): Likewise.
4046 (initpri1_LDADD): Likewise.
4047 (script_test_1_LDADD): Likewise.
4048 (script_test_2_LDADD): Likewise.
4049 (justsyms_LDADD): Likewise.
4050 (binary_test_LDADD): Likewise.
4051 (large_LDADD): Likewise.
4052 * testsuite/Makefile.in: Regenerated.
4053
adcf2816 40542009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4055
adcf2816
L		 4056 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4057 (Symbol_table::override_with_special): Likewise.
4058 (Symbol_table::add_from_object): Likewise.
4059
28e67f5d
RÁE		 40602009-12-04 Rafael Avila de Espindola <espindola@google.com>
4061
4062 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4063 Don't set the data_offset twice.
4064
ae10a101
RÁE		 40652009-12-04 Rafael Avila de Espindola <espindola@google.com>
4066
4067 * testsuite/Makefile.in: Regenerate.
4068
f59f41f3
DK		 40692009-12-03 Doug Kwan <dougkwan@google.com>
4070
4071 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4072 (Target_arm::do_finalize_sections): Add parameter for symbol table
4073 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4074 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4075 parameter for symbol table pointer.
4076 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4077 an additional parameter for a pointer to symbol table.
4078 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4079 parameter for a symbol table pointer.
4080 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4081 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4082 Ditto.
4083 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4084 parameter for a symbol table pointer.
4085
ca55d848
RÁE		 40862009-12-03 Rafael Avila de Espindola <espindola@google.com>
4087
4088 * incremental.cc (Incremental_inputs_header)
4089 (Incremental_inputs_header_write, Incremental_inputs_entry)
4090 (Incremental_inputs_entry_write): Move ...
4091 * incremental.h (Incremental_inputs_header)
4092 (Incremental_inputs_header_write, Incremental_inputs_entry)
4093 (Incremental_inputs_entry_write): here.
4094
3aec4f9c
RÁE		 40952009-12-02 Rafael Avila de Espindola <espindola@google.com>
4096
4097 * incremental.cc (make_sized_incremental_binary): Set the target.
4098 Error if it is incompatible.
4099 * output.h (Output_file): Add filename method.
4100
9c0ae74d
RÁE		 41012009-12-02 Rafael Avila de Espindola <espindola@google.com>
4102
4103 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4104 from the get_* methods.
4105
a45500ae
RÁE		 41062009-12-02 Rafael Avila de Espindola <espindola@google.com>
4107
4108 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4109 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4110 Write 0 for the data_offset of scripts.
4111
325e6408
RÁE		 41122009-12-02 Rafael Avila de Espindola <espindola@google.com>
4113
4114 * testsuite/Makefile.am: Add the incremental_test.sh test.
4115 * testsuite/incremental_test.sh: New.
4116 * testsuite/incremental_test_1.c: New.
4117 * testsuite/incremental_test_2.c: New.
4118
954c3e2e
RÁE		 41192009-12-01 Rafael Avila de Espindola <espindola@google.com>
4120
4121 * incremental-dump.cc (main): Fix typos.
4122
f8086623
RÁE		 41232009-11-27 Rafael Avila de Espindola <espindola@google.com>
4124
4125 PR gold/11025
4126 * incremental-dump.cc (main): Use llu to print 64 bit values.
4127
3b0dd6ac
L		 41282009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4129 H.J. Lu <hongjiu.lu@intel.com>
4130
4131 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4132 $(LIBDL).
4133 (incremental_dump_LDADD): Likewise.
4134 * Makefile.in: Regenerated.
4135
a6d1ef57 41362009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4137
a6d1ef57
DK		 4138 Revert:
4139
4140 2009-11-25 Doug Kwan <dougkwan@google.com>
4141
4142 * arm.cc (Target_arm::Target_arm): Move method definition
4143 outside of class definition. Add code to handle
4144 --target1-rel, --target1-abs and --target2= options.
4145 (Target_arm::get_reloc_reloc_type): Change method to be
4146 non-static and const.
4147 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4148 New data member declaration.
4149 (Target_arm::Scan::local, Target_arm::Scan::global,
4150 Target_arm::Relocate::relocate,
4151 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4152 Adjust call to Target_arm::get_real_reloc_type.
4153 (Target_arm::get_real_reloc_type): Use command line options
4154 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4155 * options.h (--target1-rel, --target1-abs, --target2): New
4156 ARM-only options.
4157
50aeb7d4
DK		 41582009-11-25 Doug Kwan <dougkwan@google.com>
4159
4160 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4161 class definition. Add code to handle --target1-rel, --target1-abs
4162 and --target2= options.
4163 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4164 and const.
4165 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4166 member declaration.
4167 (Target_arm::Scan::local, Target_arm::Scan::global,
4168 Target_arm::Relocate::relocate,
4169 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4170 call to Target_arm::get_real_reloc_type.
4171 (Target_arm::get_real_reloc_type): Use command line options to
4172 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4173 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4174 options.
4175
51938283
DK		 41762009-11-25 Doug Kwan <dougkwan@google.com>
4177
4178 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4179 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4180 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4181 formatting.
4182 (Arm_relocate_functions::thm_call): Replace body with a call to
4183 Arm_relocate_functions::thumb_branch_common.
4184 (Arm_relocate_functions::thm_jump24,
4185 Arm_relocate_functions::thm_xpc22): New method definitions.
4186 (Arm_relocate_functions::thumb_branch_common): New method definition.
4187 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4188 operator.
4189 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4190 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4191
e2b8f3c4
RÁE		 41922009-11-24 Rafael Avila de Espindola <espindola@google.com>
4193
4194 * Makefile.am: Build incremental-dump
4195 * Makefile.in: Regenerate.
4196 * incremental-dump.cc: New.
4197 * incremental.cc (Incremental_inputs_header_data,
4198 Incremental_inputs_entry_data): Move to incremental.h
4199 * incremental.h: (Incremental_inputs_header_data,
4200 Incremental_inputs_entry_data): Move from incremental.cc
4201
bcba9aec
RÁE		 42022009-11-24 Rafael Avila de Espindola <espindola@google.com>
4203
4204 * incremental.cc (Incremental_inputs_header,
4205 Incremental_inputs_header_write, Incremental_inputs_entry,
4206 Incremental_inputs_entry_write): Add a typedef with the data type.
4207
7c3afe08
RÁE		 42082009-11-24 Rafael Avila de Espindola <espindola@google.com>
4209
4210 * incremental.cc (Incremental_inputs_header,
4211 Incremental_inputs_header_write, Incremental_inputs_entry,
4212 Incremental_inputs_entry_write): Update comment about which
4213 type has the filed descriptions.
4214
d204b6e9
DK		 42152009-11-15 Doug Kwan <dougkwan@google.com>
4216
4217 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4218 (Arm_relocate_functions::arm_branch_common): Change method defintion
4219 in class definition to a method declaration and update list of formal
4220 parameters.
4221 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4222 Arm_relocation_functions::jump24): Adjust call to
4223 Arm_relocate_functions::arm_branch_common. Update list of formal
4224 parameters.
4225 (Arm_relocate_functions::xpc25): New method definition.
4226 (Arm_relocate_functions::arm_branch_common): Move method defintion
4227 out from class definition. Use stubs for mode-switching and extending
4228 branch ranges.
4229 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4230 specially. Change code to enable use of stubs in ARM branches.
4231
43d12afe
DK		 42322009-11-10 Doug Kwan <dougkwan@google.com>
4233
4234 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4235 in method declaration.
4236 (Target_arm::relocate_stub): New method declaration.
4237 (Target_arm::default_target): Change to return a pointer instead of
4238 a const reference.
4239 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4240 Target_arm::default_target.
4241 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4242 method definition.
4243 (Target_arm::relocate_section): Adjust view.
4244 (Target_arm::relocate_stub): New method definition.
4245
ac33a407
DK		 42462009-11-10 Doug Kwan <dougkwan@google.com>
4247
4248 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4249 a format warning.
4250 * incremental.cc (open_incremental_binary): Initialized local
4251 variables to avoid warnings.
4252 * object.cc (make_elf_object): Ditto.
4253 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4254 a format warning.
e1df38aa 4255
88ee28e9
L		 4256009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4257
4258 PR gold/10930
4259 * testsuite/plugin_test.c: Include "config.h".
4260
2daedcd6
DK		 42612009-11-09 Doug Kwan <dougkwan@google.com>
4262
4263 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4264 (arm_symbol_value): Remove.
4265 (Arm_relocate_functions::arm_branch_common,
4266 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4267 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4268 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4269 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4270 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4271 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4272 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4273 Arm_relocate_functions::thm_mobw_abs_nc,
4274 Arm_relocate_functions::thm_mov_abs,
4275 Arm_relocate_functions::movw_prel_nc,
4276 Arm_relocate_functions::thm_movt_abs,
4277 Arm_relocate_functions::movt_prel,
4278 Arm_relocate_functions::thm_movw_prel_nc,
4279 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4280 (Target_arm::Relocate::relocate): Only decompose address into two
4281 parts if relocation type uses the thumb-bit and pass the actual
4282 bit instead of a flag indicating that the thumb-bit is used. Adjust
4283 calls to methods in Arm_relocate_functions for this change.
4284
1276bc89 42852009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4286
4287 PR 10925
4288 * reloc.cc: Instantiate
4289 Sized_relobj::initialize_input_to_output_maps and
4290 Sized_relobj:free_input_to_output_maps.
4291
e53ad1b5
ILT		 42922009-11-06 Ian Lance Taylor <iant@google.com>
4293
4294 PR 10876
4295 * defstd.cc (in_segment): Set only_if_ref true for "end".
4296
eb44217c
DK		 42972009-11-06 Doug Kwan <dougkwan@google.com>
4298
4299 * arm.cc (class Reloc_stub): Correct a comment.
4300 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4301 (Target_arm::scan_section_for_stubs): New method declaration.
4302 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4303 Change methods from private to protected.
4304 (Target_arm::do_may_relax): New method definition.
4305 (Target_arm::do_relax, Target_arm::group_sections,
4306 Target_arm::scan_reloc_for_stub,
4307 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4308 (Target_arm::arm_input_section_map_): New data member declaration.
4309 (Target_arm::scan_reloc_for_stub,
4310 Target_arm::scan_reloc_section_for_stubs,
4311 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4312 Target_arm::do_relax): New method definitions.
4313
5d329b7d
ILT		 43142009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4315
4316 * configure.ac: Check for (struct stat)::st_mtim
4317 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4318 * config.in: Regenerate.
4319 * configure: Regenerate.
4320
96a0d71b
ILT		 43212009-11-05 Ian Lance Taylor <iant@google.com>
4322
4323 PR 10910
4324 * output.cc (Output_segment::add_output_section): Add missing
4325 return statement.
4326
594c8e5e
ILT		 43272009-11-04 Ian Lance Taylor <iant@google.com>
4328
4329 PR 10880
4330 * object.h (class Object): Add is_needed and set_is_needed
4331 methods. Add is_needed_ field. Make bool fields into bitfields.
4332 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4333 defined in a dynamic object and referenced by a regular object,
4334 set is_needed for the dynamic object.
4335 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4336 if the file is marked with as_needed and it is not needed.
4337
22b127cc
ILT		 43382009-11-04 Ian Lance Taylor <iant@google.com>
4339
4340 PR 10887
4341 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4342 tags if data is discarded by linker script.
4343 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4344 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4345 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4346 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4347
f5c870d2
ILT		 43482009-11-04 Ian Lance Taylor <iant@google.com>
4349
4350 * layout.cc (Layout::get_output_section): Add is_interp and
4351 is_dynamic_linker_section parameters. Change all callers.
4352 (Layout::choose_output_section): Likewise.
4353 (Layout::make_output_section): Likewise.
4354 (Layout::add_output_section_data): Add is_dynamic_linker_section
4355 parameter. Change all callers.
4356 * layout.h (class Layout): Update declarations.
4357 * output.h (class Output_section): Add is_interp, set_is_interp,
4358 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4359 Add is_interp_, is_dynamic_linker_section_ fields. Change
4360 generate_code_fills_at_write_ to a bitfield.
4361 * output.cc (Output_section::Output_sections): Initialize new
4362 fields.
4363 (Output_segment::add_output_section): Add do_sort parameter.
4364 Change all callers.
4365
1ae4d23b
ILT		 43662009-11-03 Ian Lance Taylor <iant@google.com>
4367
4368 PR 10860
4369 * options.h (class General_options): Add --warn-common.
4370 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4371 merging two common symbols.
4372 (Symbol_table::should_override): Handle --warn-common when merging
4373 a common symbol with a defined symbol. Use report_resolve_problem
4374 for multiple definitions.
4375 (Symbol_table::report_resolve_problem): New function.
4376 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4377
55da9579
DK		 43782009-11-03 Doug Kwan <dougkwan@google.com>
4379
4380 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4381 stub_factory_.
4382 (Target_arm::stub_factory): New method definition.
4383 (Target_arm::new_arm_input_section,
4384 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4385 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4386 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4387 New type definitions.
4388 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4389 member declarations.
4390 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4391 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4392 New method definitions.
4393
37a9ac43
ILT		 43942009-11-03 Ian Lance Taylor <iant@google.com>
4395
4396 * options.h (class General_options): Add --warn_constructors.
4397
b3d6a3d4
ILT		 43982009-11-03 Ian Lance Taylor <iant@google.com>
4399
4400 PR 10893
4401 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4402 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4403
934b01dd
ILT		 44042009-11-03 Ian Lance Taylor <iant@google.com>
4405
4406 PR 10895
4407 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4408 --msgid-bugs-address.
4409 (install-pdf): New target.
4410 (install-data_yes): Look up one directory to find mkinstalldirs.
4411
03c1939b
L		 44122009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4413
4414 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4415 tree.
4416
ebd95253
DK		 44172009-10-30 Doug Kwan <dougkwan@google.com>
4418
4419 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4420
e9bbb538
DK		 44212009-10-30 Doug Kwan <dougkwan@google.com>
4422
4423 * arm.cc (Stub_addend_reader): New struct template definition
4424 and partial specializations.
4425 (Stub_addend_reader::operator()): New method definition for a
4426 partially specialized template.
4427
d5b40221
DK		 44282009-10-30 Doug Kwan <dougkwan@google.com>
4429
4430 * arm.cc (Arm_relobj::processor_specific_flags): New method
4431 definition.
4432 (Arm_relobj::do_read_symbols): New method declaration.
4433 (Arm_relobj::processor_specific_flags_): New data member declaration.
4434 (Arm_dynobj): New class definition.
4435 (Target_arm::do_finalize_sections): Add input_objects parameter.
4436 (Target_arm::do_adjust_elf_header): New method declaration.
4437 (Target_arm::are_eabi_versions_compatible,
4438 (Target_arm::merge_processor_specific_flags): New method declaration.
4439 (Target_arm::do_make_elf_object): New overloaded method definitions
4440 and declaration.
4441 (Arm_relobj::do_read_symbols): New method definition.
4442 (Arm_dynobj::do_read_symbols): Ditto.
4443 (Target_arm::do_finalize_sections): Add input_objects parameters.
4444 Merge processor-specific flags from all input objects.
4445 (Target_arm::are_eabi_versions_compatible,
4446 Target_arm::merge_processor_specific_flags,
4447 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4448 New method definitions.
4449 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4450 Input_objects pointer type parameter.
4451 * layout.cc (Layout::finalize): Pass input objects to target's.
4452 finalize_sections function.
4453 * output.cc (Output_file_header::do_sized_write): Set ELF file
4454 header's processor-specific flags.
4455 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4456 Input_objects pointer type parameter.
4457 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4458 * target.h (Input_objects): New forward class declaration.
4459 (Target::processor_specific_flags,
4460 Target::are_processor_specific_flags_sect): New method definitions.
4461 (Target::finalize_sections): Add input_objects parameter.
4462 (Target::Target): Initialize processor_specific_flags_ and
4463 are_processor_specific_flags_set_.
4464 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4465 parameter.
4466 (Target::set_processor_specific_flags): New method definition.
4467 (Target::processor_specific_flags_,
4468 Target::are_processor_specific_flags_set_): New data member
4469 declarations.
4470 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4471 Input_objects pointer type parameter.
4472
ebabffbd
DK		 44732009-10-30 Doug Kwan <dougkwan@google.com>
4474
4475 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4476
ad0f2072
ILT		 44772009-10-28 Ian Lance Taylor <iant@google.com>
4478
4479 * object.h (class Relobj): Drop options parameter from
4480 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4481 do_scan_relocs, do_relocate. Change all callers.
4482 (class Sized_relobj): Drop options parameters from
4483 do_gc_process_relocs, do_scan_relocs, do_relocate,
4484 do_relocate_sections, relocate_sections, emit_relocs_scan,
4485 emit_relocs_scan_reltype. Change all callers.
4486 (struct Relocate_info): Remove options field and all references to
4487 it.
4488 * reloc.h (class Read_relocs): Remove options constructor
4489 parameter and options_ field. Change all callers.
4490 (class Gc_process_relocs, class Scan_relocs): Likewise.
4491 (class Relocate_task): Likewise.
4492 * target-reloc.h (scan_relocs): Remove options parameter. Change
4493 all callers.
4494 (scan_relocatable_relocs): Likewise.
4495 * target.h (class Sized_target): Remove options parameter from
4496 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4497 all callers.
4498 * gc.h (gc_process_relocs): Remove options parameter. Change all
4499 callers.
4500 * arm.cc: Update functions to remove options parameters.
4501 * i386.cc: Likewise.
4502 * powerpc.cc: Likewise.
4503 * sparc.cc: Likewise.
4504 * x86_64.cc: Likewise.
4505 * testsuite/testfile.cc: Likewise.
4506
8ffa3667
DK		 45072009-10-28 Doug Kwan <dougkwan@google.com>
4508
4509 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4510 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4511 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4512 New method definitions.
4513
40f36857
CC		 45142009-10-28 Cary Coutant <ccoutant@google.com>
4515
4516 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4517 (Plugin::cleanup_done_): New member.
4518 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4519 (Plugin_manager::cleanup_done_): Remove.
4520 (Plugin_manager::add_input_file): Edit error message.
4521 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4522 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4523
2c849493
ILT		 45242009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4525
4526 * fileread.cc: (File_read::View::~View): Use the new
4527 data_ownership_ filed.
4528 (File_read::~File_read): Dispose the new whole_file_view_.
4529 (File_read::open): Mmap the whole file if needed.
4530 (File_read::open): Use whole_file_view_ instead of contents_.
4531 (File_read::find_view): Use whole_file_view_ if applicable.
4532 (File_read::do_read): Use whole_file_view_ instead of contents_.
4533 (File_read::make_view): Use whole_file_view_ instead of contents_,
4534 update File_read::View::View call.
4535 (File_read::find_or_make_view): Update File_read::View::View
4536 call.
4537 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4538 remove contents_
4539 (File_read::View::Data_ownership): New enum.
4540 (File_read::View::View): Replace bool mapped_ with Data_ownership
4541 argument.
4542 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4543 (File_read::View::data_ownership_): New field.
4544 (File_read::contents_): Remove (replaced by whole_file_view_).
4545 (File_read::whole_file_view_): New field.
4546 * options.h (class General_options): Add --keep-files-mapped.
4547
24998053
CC		 45482009-10-27 Cary Coutant <ccoutant@google.com>
4549
4550 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4551 * testsuite/Makefile.am (plugin_test_5): New test case.
4552 * testsuite/Makefile.in: Regenerate.
4553
72adc4fa
DK		 45542009-10-25 Doug Kwan <dougkwan@google.com>
4555
4556 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4557 from private to protected to allow access by child class.
4558 (Sized_relobj::do_relocate_sections): New method declaration.
4559 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4560 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4561 Sized_relobj::relocate_sections. Instantiate template explicitly
4562 for different target sizes and endianity.
4563
07f508a2
DK		 45642009-10-24 Doug Kwan <dougkwan@google.com>
4565
4566 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4567 (Arm_input_section::as_arm_input_section): New method.
4568 (Arm_output_section): New class definition.
4569 (Arm_output_section::create_stub_group,
4570 Arm_output_section::group_sections): New method definitions.
4571
10ad9fe5
DK		 45722009-10-22 Doug Kwan <dougkwan@google.com>
4573
4574 * arm.cc (Arm_input_section): New class definition.
4575 (Arm_input_section::init, Arm_input_section:do_write,
4576 Arm_input_section::set_final_data_size,
4577 Arm_input_section::do_reset_address_and_file_offset): New method
4578 definitions.
4579
56ee5e00
DK		 45802009-10-21 Doug Kwan <dougkwan@google.com>
4581
4582 * arm.cc (Stub_table, Arm_input_section): New forward class
4583 declarations.
4584 (Stub_table): New class defintion.
4585 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4586 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4587 New method definition.
4588
b569affa
DK		 45892009-10-21 Doug Kwan <dougkwan@google.com>
4590
4591 * arm.cc: Update copyright comments.
4592 (Target_arm): New forward class template declaration.
4593 (Arm_address): New type.
4594 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4595 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4596 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4597 constants.
4598 (Insn_template): Same.
4599 (DEF_STUBS): New macro.
4600 (Stub_type): New enum type.
4601 (Stub_template): New class definition.
4602 (Stub): Same.
4603 (Reloc_stub): Same.
4604 (Stub_factory): Same.
4605 (Target_arm::Target_arm): Initialize may_use_blx_ and
4606 should_force_pic_veneer_.
4607 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4608 Target_arm::should_force_pic_veneer,
4609 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4610 Target_arm::using_thumb_only, Target_arm:;default_target): New
4611 method defintions.
4612 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4613 New data member declarations.
4614 (Insn_template::size, Insn_template::alignment): New method defintions.
4615 (Stub_template::Stub_template): New method definition.
4616 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4617 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4618 (Stub_factory::Stub_factory): New method definition.
4619 * gold.h (string_hash): New template.
4620 * output.h (Input_section_specifier::hash_value): Use
4621 gold::string_hash.
4622 (Input_section_specifier::string_hash): Remove.
4623 * stringpool.cc (Stringpool_template::string_hash): Use
4624 gold::string_hash.
4625
6c172549
DK		 46262009-10-20 Doug Kwan <dougkwan@google.com>
4627
4628 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4629 symbols of relaxed input sections.
4630 * output.h (Output_section::find_relaxed_input_section): Make
4631 method public.
4632
c5617f2f
DK		 46332009-10-16 Doug Kwan <dougkwan@google.com>
4634
4635 * dynobj.cc (Versions::Versions): Initialize version_script_.
4636 Only insert base version symbol definition for a shared object
4637 if version script defines any version versions.
4638 (Versions::define_base_version): New method definition.
4639 (Versions::add_def): Check that base version is not needed.
4640 (Versions::add_need): Define base version lazily.
4641 * dynobj.h (Versions::define_base_version): New method declaration.
4642 (Versions::needs_base_version_): New data member declaration.
4643 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4644 (check_DATA): Add no_version_test.stdout.
4645 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4646 New make rules.
4647 * testsuite/Makefile.in: Regenerate.
4648 * testsuite/no_version_test.c: New file.
4649 * testsuite/no_version_test.sh: Ditto.
4650
3c12dcdb
DK		 46512009-10-16 Doug Kwan <dougkwan@google.com>
4652
4653 * expression.cc (class Segment_start_expression): New class definition.
4654 (Segment_start_expression::value): New method definition.
4655 (script_exp_function_segment_start): Return a new
4656 Segment_start_expression.
4657 * gold/script-c.h (script_saw_segment_start_expression): New function
4658 prototype.
4659 * script-sections.cc (Script_sections::Script_sections): Initialize
4660 SAW_SEGMENT_START_EXPRESSION_ to false.
4661 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4662 and -Tbbs options to specify section addresses if given in
4663 command line and no SEGMENT_START expression is seen in a script.
4664 * script-sections.h (Script_sections::saw_segment_start_expression,
4665 Script_sections::set_saw_segment_start_expression): New method
4666 definition.
4667 (Script_sections::saw_segment_start_expression_): New data member
4668 declaration.
4669 * script.cc (script_saw_segment_start_expression): New function.
4670 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4671 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4672 script_test_7.sh and script_test_8.sh.
4673 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4674 script_test_8.stdout.
4675 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4676 (script_test_6, script_test_6.stdout, script_test_7,
4677 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4678 * Makefile.in: Regenerate.
4679 * testsuite/script_test_6.sh: New file.
4680 * testsuite/script_test_6.t: Same.
4681 * testsuite/script_test_7.sh: Same.
4682 * testsuite/script_test_7.t: Same.
4683 * testsuite/script_test_8.sh: Same.
4684
64b1ae37
DK		 46852009-10-16 Doug Kwan <dougkwan@google.com>
4686
4687 * output.cc (Output_segment::set_section_list_address): Cast
4688 expressions to unsigned long long type to avoid format warnings.
4689
661be1e2
ILT		 46902009-10-15 Ian Lance Taylor <iant@google.com>
4691
12edd763 4692 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4693 dot assignment to script_sections_.
12edd763
ILT		 4694 * script-sections.cc (Script_sections::add_dot_assignment):
4695 Initialize if necessary.
4696
68b6574b
ILT		 4697 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4698 program headers with no load segment if there is a linker script.
4699
661be1e2
ILT		 4700 * layout.cc (Layout::set_segment_offsets): Align the file offset
4701 to the segment aligment for -N or -n with no load segment.
4702 * output.cc (Output_segment::add_output_section): Don't crash if
4703 the first section is a TLS section.
4704 (Output_segment::set_section_list_addresses): Print an error
4705 message if the address moves backward in a linker script.
4706 * script-sections.cc
4707 (Output_section_element_input::set_section_addresses): Don't
4708 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4709 (Orphan_output_section::set_section_addresses): Likewise.
4710
f15f61a7
DK		 47112009-10-15 Doug Kwan <dougkwan@google.com>
4712
4713 * layout.cc (Layout::finish_dynamic_section): Generate tags
4714 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4715 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4716 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4717
82bb573a
ILT		 47182009-10-14 Ian Lance Taylor <iant@google.com>
4719
4720 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4721 fields.
4722 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4723 data_shdr fields of relinfo.
4724 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4725 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4726 R_386_TLS_LDO_32, adjust based on section flags.
4727 (Target_i386::Relocate::fix_up_ldo): Remove.
4728
374ad285
ILT		 47292009-10-13 Ian Lance Taylor <iant@google.com>
4730
4731 Add support for -pie.
4732 * options.h (class General_options): Add -pie and
4733 --pic-executable.
4734 (General_options::output_is_position_independent): Test -pie.
4735 (General_options::output_is_executable): Return true if not shared
4736 and not relocatable.
4737 (General_options::output_is_pie): Remove.
4738 * options.cc (General_options::finalize): Reject incompatible uses
4739 of -pie.
4740 * gold.cc (queue_middle_tasks): A -pie link is not static.
4741 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4742 * symtab.cc (Symbol::final_value_is_known): Return false if
4743 output_is_position_independent.
4744 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4745 output_is_position_independent.
4746 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4747 output_is_position_independent.
4748 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4749 output_is_position_independent.
4750 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4751 two_file_pie_test.
4752 (basic_pie_test.o, basic_pie_test): New targets.
4753 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4754 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4755 (two_file_pie_test): New target.
4756 * testsuite/Makefile.in: Rebuild.
4757 * README: Remove note saying that -pie is not supported.
4758
c6585162
ILT		 47592009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4760
4761 * options.h (class General_options): Add -init and -fini.
4762 * layout.cc (Layout::finish_dynamic_section): Emit
4763 given init and fini functions.
4764
032ce4e9
ST		 47652009-10-13 Sriraman Tallam <tmsriram@google.com>
4766
4767 * gc.h (gc_process_relocs): Check if icf is enabled using new
4768 function.
4769 * gold.cc (queue_initial_tasks): Likewise.
4770 (queue_middle_tasks): Likewise.
4771 * object.cc (do_layout): Likewise.
4772 * symtab.cc (is_section_folded): Likewise.
4773 * main.cc (main): Likewise.
4774 * reloc.cc (Read_relocs::run): Likewise.
4775 (Sized_relobj::do_scan_relocs): Likewise.
4776 * icf.cc (is_function_ctor_or_dtor): New function.
4777 (Icf::find_identical_sections): Check if function is ctor or dtor when
4778 safe icf is chosen.
4779 * options.h (General_options::icf): Change option to be an enum.
4780 (Icf_status): New enum.
4781 (icf_enabled): New method.
4782 (icf_safe_folding): New method.
4783 (set_icf_status): New method.
4784 (icf_status_): New variable.
4785 * (options.cc) (General_options::finalize): Set icf_status_.
4786 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4787 icf_test and icf_keep_unique_test to use the --icf enum flag.
4788 * testsuite/icf_safe_test.sh: New file.
e1df38aa 4789 * testsuite/icf_safe_test.cc: New file.
032ce4e9 4790
f345227a
ST		 47912009-10-12 Sriraman Tallam <tmsriram@google.com>
4792
4793 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4794 includes to gc.h and icf.h.
4795 * arm.cc: Include gc.h.
4796 * gold.cc: Likewise.
4797 * i386.cc: Likewise.
4798 * powerpc.cc: Likewise.
4799 * sparc.cc: Likewise.
4800 * x86_64.cc: Likewise.
4801 * gc.h: Include icf.h.
4802
1c7814ed
ILT		 48032009-10-11 Ian Lance Taylor <iant@google.com>
4804
4805 * plugin.cc: Include "gold.h" before other header files.
4806
ae3b5189
CD		 48072009-10-10 Chris Demetriou <cgd@google.com>
4808
4809 * options.h (Input_file_argument::Input_file_type): New enum.
4810 (Input_file_argument::is_lib_): Replace with...
4811 (Input_file_argument::type_): New member.
4812 (Input_file_argument::Input_file_argument): Take Input_file_type
4813 'type' rather than boolean 'is_lib' as second argument.
4814 (Input_file_argument::is_lib): Use type_.
4815 (Input_file_argument::is_searched_file): New function.
4816 (Input_file_argument::may_need_search): Handle is_searched_file.
4817 * options.cc (General_options::parse_library): Support -l:filename.
4818 (General_options::parse_just_symbols): Update for Input_file_argument
4819 changes.
4820 (Command_line::process): Likewise.
4821 * archive.cc (Archive::get_file_and_offset): Likewise.
4822 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4823 * script.cc (read_script_file, script_add_file): Likewise.
4824 * fileread.cc (Input_file::Input_file): Likewise.
4825 (Input_file::will_search_for): Handle is_searched_file.
4826 (Input_file::open): Likewise.
4827 * readsyms.cc (Read_symbols::get_name): Likewise.
4828 * testsuite/Makefile.am (searched_file_test): New test.
4829 * testsuite/Makefile.in: Regenerate.
4830 * testsuite/searched_file_test.cc: New file.
4831 * testsuite/searched_file_test_lib.cc: New file.
4832
f3048a1d
ILT		 48332009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4834 Ian Lance Taylor <iant@google.com>
4835
4836 * descriptor.cc: Include <cstdio> and "binary-io.h".
4837 (Descriptors::open): Open the files in binary mode always.
4838 * script.cc (Lex::get_token): Treat \r as whitespace.
4839
d4780e57
ILT		 48402009-10-09 Ian Lance Taylor <iant@google.com>
4841
4842 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4843
d9a893b8
ILT		 48442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4845 Ian Lance Taylor <iant@google.com>
4846
4847 * configure.ac: Check for readv function also.
4848 * fileread.cc (readv): Define if not HAVE_READV.
4849 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4850 does not exist.
4851 * config.in: Regenerate.
4852 * configure: Regenerate.
4853
c0a62865
DK		 48542009-10-09 Doug Kwan <dougkwan@google.com>
4855
4856 * layout.cc (Layout::make_output_section): Call target hook to make
4857 ordinary output section.
4858 (Layout::finalize): Adjust parameter list of call the
4859 Target::may_relax().
4860 * layout.h (class Layout::section_list): New method.
4861 * merge.h (Output_merge_base::entsize): Change visibility to public.
4862 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4863 New methods.
4864 (Output_merge_string::do_is_string): New method.
4865 * object.cc (Sized_relobj::do_setup): renamed from
4866 Sized_relobj::set_up.
4867 * object.h (Sized_relobj::adjust_shndx,
4868 Sized_relobj::initializ_input_to_output_maps,
4869 Sized_relobj::free_input_to_output_maps): Change visibilities to
4870 protected.
4871 (Sized_relobj::setup): Virtualize.
4872 (Sized_relobj::do_setup): New method declaration.
4873 (Sized_relobj::invalidate_section_offset,
4874 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4875 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4876 * options.cc (parse_int): New function.
4877 * options.h (parse_int): New declaration.
4878 (DEFINE_int): New macro.
4879 (stub_group_size): New option.
4880 * output.cc (Output_section::Output_section): Initialize memebers
4881 merge_section_map_, merge_section_by_properties_map_,
4882 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4883 (Output_section::add_input_section): Handled deferred code-fill
4884 generation and remove an old comment.
4885 (Output_section::add_relaxed_input_section): New method definition.
4886 (Output_section::add_merge_input_section): Use merge section by
4887 properties map to speed to search. Update merge section maps
4888 as appropriate.
4889 (Output_section::build_relaxation_map): New method definition.
4890 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4891 Same.
4892 (Output_section::relax_input_section): Renamed to
4893 Output_section::convert_input_sections_to_relaxed_sections and change
4894 interface to take a vector of pointers to relaxed sections.
4895 (Output_section::find_merge_section,
4896 Output_section::find_relaxed_input_section): New method definitions.
4897 (Output_section::is_input_address_mapped,
4898 Output_section::output_offset, Output_section::output_address):
4899 Use output section data maps to speed up searching.
4900 (Output_section::find_starting_output_address): Add comments.
4901 (Output_section::do_write,
4902 Output_section::write_to_postprocessing_buffer): Do code-fill
4903 generation as appropriate.
4904 (Output_section::get_input_sections): Invalidate relaxed input section
4905 map.
4906 (Output_section::restore_states): Adjust type of checkpoint .
4907 Invalidate relaxed input section map.
4908 * output.h (Output_merge_base): New class declaration.
4909 (Input_section_specifier): New class defintion.
4910 (class Output_relaxed_input_section) Change base class to
4911 Output_section_data_build.
4912 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4913 base class initializer.
4914 (Output_section::add_relaxed_input_section): New method declaration.
4915 (Output_section::Input_section): Change visibility to protected.
4916 (Output_section::Input_section::relobj,
4917 Output_section::Input_section::shndx): Handle relaxed input sections.
4918 Output_section::input_sections) Change visibility to protected. Also
4919 define overload to return a non-const pointer.
4920 (Output_section::Merge_section_properties): New class defintion.
4921 (Output_section::Merge_section_by_properties_map,
4922 Output_section::Output_section_data_by_input_section_map,
4923 Output_section::Relaxation_map): New types.
4924 (Output_section::relax_input_section): Rename method to
4925 Output_section::convert_input_sections_to_relaxed_sections and change
4926 interface to take a vector of relaxed section pointers.
4927 (Output_section::find_merge_section,
4928 Output_section::find_relaxed_input_section,
4929 Output_section::build_relaxation_map,
4930 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4931 New method declarations.
4932 (Output_section::merge_section_map_
4933 Output_section::merge_section_by_properties_map_,
4934 Output_section::relaxed_input_section_map_,
4935 Output_section::is_relaxed_input_section_map_valid_,
4936 Output_section::generate_code_fills_at_write_): New data members.
4937 * script-sections.cc
4938 (Output_section_element_input::set_section_addresses): Call
4939 current_data_size and addralign methods of relaxed input sections.
4940 (Orphan_output_section::set_section_addresses): Call current_data_size
4941 and addralign methods of relaxed input sections.
4942 * symtab.cc (Symbol_table::compute_final_value): Extract template
4943 from the body of Symbol_table::sized_finalize_symbol.
4944 (Symbol_table::sized_finalized_symbol): Call
4945 Symbol_table::compute_final_value.
4946 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4947 (Symbol_table::compute_final_value): New templated method declaration.
4948 * target.cc (Target::do_make_output_section): New method defintion.
4949 * target.h (Target::make_output_section): New method declaration.
4950 (Target::relax): Add more parameters for input objects, symbol table
4951 and layout. Adjust call to do_relax.
4952 (Target::do_make_output_section): New method declaration.
4953 (Target::do_relax): Add parameters for input objects, symbol table
4954 and layout.
4955
d446d6c4
ILT		 49562009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4957
4958 * pread.c: Include stdio.h.
4959
bc06c745
ILT		 49602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4961
4962 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4963 defined.
4964
75aea3d0
ILT		 49652009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4966
4967 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4968 Change read_shndx type to unsigned int.
4969 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4970 int.
4971 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4972 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4973 Change read_shndx type to unsigned int.
4974 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4975 int.
4976 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4977 * layout.cc (Layout::create_symtab_sections): Cast the result of
4978 local_symcount * symsize to off_t in the gold_assert.
4979
be8fcb75
ILT		 49802009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4981
4982 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4983 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4984 R_ARM_BASE_ABS.
4985 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4986 (Arm_relocate_functions::thm_abs5): New function.
4987 (Arm_relocate_functions::abs12): New function.
4988 (Arm_relocate_functions::abs16): New function.
4989 (Arm_relocate_functions::base_abs): New function.
4990 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4991 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4992 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4993 R_ARM_BASE_ABS.
4994 (Scan::global): Likewise.
4995 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4996 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4997 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4998 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4999 R_ARM_BASE_ABS.
5000
c2a122b6
ILT		 50012009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5002
5003 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5004 (Arm_relocate_functions::movt_prel): New function.
5005 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5006 (Arm_relocate_functions::thm_movt_prel): New function.
5007 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5008 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5009 (Scan::global, Relocate::relocate): Likewise.
5010 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5011
c4aa1e2d
ILT		 50122009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5013
5014 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5015 Incremental_checker.
5016 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5017 unsigned int.
5018 (class Incremental_inputs_header): New class.
5019 (Incremental_inputs_header_writer): Edit comment.
5020 (Incremental_inputs_entry): New class.
5021 (Incremental_inputs_entry_writer): Edit comment.
5022 (Sized_incremental_binary::do_find_incremental_inputs_section):
5023 Add *strtab_shndx parameter, fill it.
5024 (Sized_incremental_binary::do_check_inputs): New method.
5025 (Incremental_checker::can_incrementally_link_output_file): Use
5026 Sized_incremental_binary::check_inputs.
5027 (Incremental_inputs::report_command_line): Save command line in
5028 command_line_.
5029 * incremental.h:
5030 (Incremental_binary::find_incremental_inputs_section): New
5031 method.
5032 (Incremental_binary::do_find_incremental_inputs_section): Add
5033 strtab_shndx parameter.
5034 (Incremental_binary::do_check_inputs): New pure virtual method.
5035 (Sized_incremental_binary::do_check_inputs): Declare.
5036 (Incremental_checker::Incremental_checker): Add incremental_inputs
5037 parameter, use it to initialize incremental_inputs_.
5038 (Incremental_checker::incremental_inputs_): New field.
5039 (Incremental_checker::command_line): New method.
5040 (Incremental_checker::inputs): New method.
5041 (Incremental_checker::command_line_): New field.
5042
c549a694
ILT		 50432009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5044
5045 * incremental.cc: Include <cstdarg> and "target-select.h".
5046 (vexplain_no_incremental): New function.
5047 (explain_no_incremental): New function.
5048 (Incremental_binary::error): New method.
5049 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5050 method.
5051 (make_sized_incremental_binary): New function.
5052 (open_incremental_binary): New function.
5053 (can_incrementally_link_file): Add checks if output is ELF and has
5054 inputs section.
5055 * incremental.h: Include "elfcpp_file.h" and "output.h".
5056 (Incremental_binary): New class.
5057 (Sized_incremental_binary): New class.
5058 (open_incremental_binary): Declare.
5059 * object.cc (is_elf_object): Use
5060 elfcpp::Elf_recognizer::is_elf_file.
5061 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5062 * output.h (Output_file::filesize): New method.
5063
fd3c5f0b
ILT		 50642009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5065
5066 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5067 New function.
5068 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5069 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5070 function.
5071 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5072 function.
5073 (Arm_relocate_functions::movw_abs_nc): New function.
5074 (Arm_relocate_functions::movt_abs): New function.
5075 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5076 (Arm_relocate_functions::thm_movt_abs): New function.
5077 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5078 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5079 (Scan::global): Likewise.
5080 (Relocate::relocate): Likewise.
5081 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5082
7f5309a5
ILT		 50832009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5084
5085 * arm.cc (Arm_relocate_functions::got_prel) New function.
5086 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5087 (Relocate::relocate): Likewise.
5088 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5089
364c7fa5
ILT		 50902009-10-06 Ian Lance Taylor <iant@google.com>
5091
5092 * options.h (class General_options): Define
5093 split_stack_adjust_size parameter.
5094 * object.h (class Object): Add uses_split_stack_ and
5095 has_no_split_stack_ fields. Add uses_split_stack and
5096 has_no_split_stack accessor functions. Declare
5097 handle_split_stack_section.
5098 (class Reloc_symbol_changes): Define.
5099 (class Sized_relobj): Define Function_offsets. Declare
5100 split_stack_adjust, split_stack_adjust_reltype, and
5101 find_functions.
5102 * object.cc (Object::handle_split_stack_section): New function.
5103 (Sized_relobj::do_layout): Call handle_split_stack_section.
5104 * dynobj.cc (Sized_dynobj::do_layout): Call
5105 handle_split_stack_section.
5106 * reloc.cc (Sized_relobj::relocate_sections): Call
5107 split_stack_adjust for executable sections in split_stack
5108 objects. Pass reloc_map to relocate_section.
5109 (Sized_relobj::split_stack_adjust): New function.
5110 (Sized_relobj::split_stack_adjust_reltype): New function.
5111 (Sized_relobj::find_functions): New function.
5112 * target-reloc.h: Include "object.h".
5113 (relocate_section): Add reloc_symbol_changes parameter. Change
5114 all callers.
5115 * target.h (class Target): Add calls_non_split method. Declare
5116 do_calls_non_split virtual method. Declare match_view and
5117 set_view_to_nop.
5118 * target.cc: Include "elfcpp.h".
5119 (Target::do_calls_non_split): New function.
5120 (Target::match_view): New function.
5121 (Target::set_view_to_nop): New function.
5122 * gold.cc (queue_middle_tasks): Give an error if mixing
5123 split-stack and non-split-stack objects with -r.
5124 * i386.cc (Target_i386::relocate_section): Add
5125 reloc_symbol_changes parameter.
5126 (Target_i386::do_calls_non_split): New function.
5127 * x86_64.cc (Target_x86_64::relocate_section): Add
5128 reloc_symbol_changes parameter.
5129 (Target_x86_64::do_calls_non_split): New function.
5130 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5131 parameter.
5132 * powerpc.cc (Target_powerpc::relocate_section): Add
5133 reloc_symbol_changes parameter.
5134 * sparc.cc (Target_sparc::relocate_section): Add
5135 reloc_symbol_changes parameter.
5136 * configure.ac: Call AM_CONDITIONAL for the default target.
5137 * configure: Rebuild.
5138 * testsuite/Makefile.am (TEST_AS): New variable.
5139 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5140 (check_DATA): Add split_i386 and split_x86_64 files.
5141 (SPLIT_DEFSYMS): Define.
5142 (split_i386_[1234n].o): New targets.
5143 (split_i386_[124]): New targets.
5144 (split_i386_[1234r].stdout): New targets.
5145 (split_x86_64_[1234n].o): New targets.
5146 (split_x86_64_[124]): New targets.
5147 (split_x86_64_[1234r].stdout): New targets.
5148 (MOSTLYCLEANFILES): Add new executables.
5149 * testsuite/split_i386.sh: New file.
5150 * testsuite/split_x86_64.sh: New file.
5151 * testsuite/split_i386_1.s: New file.
5152 * testsuite/split_i386_2.s: New file.
5153 * testsuite/split_i386_3.s: New file.
5154 * testsuite/split_i386_4.s: New file.
5155 * testsuite/split_i386_n.s: New file.
5156 * testsuite/split_x86_64_1.s: New file.
5157 * testsuite/split_x86_64_2.s: New file.
5158 * testsuite/split_x86_64_3.s: New file.
5159 * testsuite/split_x86_64_4.s: New file.
5160 * testsuite/split_x86_64_n.s: New file.
5161 * testsuite/testfile.cc (Target_test): Update relocation_section
5162 function.
5163 * testsuite/Makefile.in: Rebuild.
5164
e8a9fcda
ILT		 51652009-10-06 Ian Lance Taylor <iant@google.com>
5166
5167 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5168 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5169 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5170 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5171 the address on ldo_addrs_.
5172 (Target_i386::Relocate::fix_up_ldo): New function.
5173
e99daf92
ILT		 51742009-10-06 Rafael Espindola <espindola@google.com>
5175
5176 * plugin.cc (add_input_library): New.
5177 (Plugin::load): Add add_input_library to tv.
5178 (Plugin_manager::add_input_file): Add the is_lib argument.
5179 (add_input_file): Update call to Plugin_manager::add_input_file.
5180 (add_input_library): New.
5181 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5182
966d4097
DK		 51832009-09-30 Doug Kwan <dougkwan@google.com>
5184
5185 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5186 symbol and call Symbol::may_need_copy_reloc to determine if
5187 a copy reloc is needed.
5188 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5189 nocopyreloc is given in command line.
5190 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5191 given in command line.
5192 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5193 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5194 of the removed Target_i386::may_need_copy_reloc.
5195 * options.h (copyreloc): New option with default value false.
5196 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5197 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5198 instead of the removed Target_powerpc::may_need_copy_reloc.
5199 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5200 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5201 instead of the removed Target_sparc::may_need_copy_reloc.
5202 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5203 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5204 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5205 instead of the removed Target_x86_64::may_need_copy_reloc.
5206
029ba973
ILT		 52072009-09-30 Ian Lance Taylor <iant@google.com>
5208
5209 * object.h (class Object): Remove target_ field, and target,
5210 sized_target, and set_target methods.
5211 (Object::sized_target): Remove.
5212 (class Sized_relobj): Update declarations. Remove sized_target.
5213 * object.cc (Sized_relobj::setup): Remove target parameter.
5214 Change all callers.
5215 (Input_objects::add_object): Don't do anything with the target.
5216 (make_elf_sized_object): Add punconfigured parameter. Change all
5217 callers. Set or test parameter target.
5218 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5219 Change all callers.
5220 * parameters.cc (Parameters::set_target): Change parameter type to
5221 be non-const.
5222 (Parameters::default_target): Remove.
5223 (set_parameters_target): Change parameter type to be non-const.
5224 (parameters_force_valid_target): New function.
5225 (parameters_clear_target): New function.
5226 * parameters.h (class Parameters): Update declarations. Remove
5227 default_target method. Add sized_target and clear_target
5228 methods. Change target_ to be non-const.
5229 (set_parameters_target): Update declaration.
5230 (parameters_force_valid_target): Declare.
5231 (parameters_clear_target): Declare.
5232 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5233 as NULL if we aren't searching.
5234 (Add_symbols::run): Don't check for compatible target.
5235 * fileread.cc (Input_file::open_binary): Call
5236 parameters_force_valid_target.
5237 * gold.cc (queue_middle_tasks): Likewise.
5238 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5239 set_target on object.
5240 * dynobj.h (class Sized_dynobj): Update declarations.
5241 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5242 make_elf_object returns NULL.
5243 (Archive::include_member): Don't check whether object target is
5244 compatible.
5245 * output.cc (Output_section::add_input_section): Get target from
5246 parameters.
5247 (Output_section::relax_input_section): Likewise.
5248 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5249 parameters.
5250 (Sized_relobj::do_scan_relocs): Likewise.
5251 (Sized_relobj::relocate_sections): Likewise.
5252 * resolve.cc (Symbol_table::resolve): Likewise.
5253 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5254 parameter. Change all callers.
5255 (Symbol_table::add_from_object): Get target from parameters.
5256 (Symbol_table::add_from_relobj): Don't check object target.
5257 (Symbol_table::add_from_dynobj): Likewise.
5258 (Symbol_table::define_special_symbol): Get target from
5259 parameters.
5260 * symtab.h (class Symbol_table): Update declaration.
5261 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5262 parameter. Change all callers. Clear parameter target.
5263 (Binary_test): Test target here.
5264 * testsuite/object_unittest.cc (gold_testsuite): Remove
5265 target_test_pointer parameter. Change all callers.
5266 (Object_test): Test target here.
5267
a6a22b83
ILT		 52682009-09-26 Ian Lance Taylor <iant@google.com>
5269
5270 * testsuite/initpri1.c: Don't try to use constructor priorities if
5271 compiling with gcc before 4.3.
5272
6a8f49fe
ILT		 52732009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5274
5275 * testsuite/retain_symbols_file_test.sh (check_present): Change
5276 output file name to retain_symbols_file_test.stdout.
5277 (check_absent): Likewise.
5278
8c604651
CS		 52792009-09-18 Craig Silverstein <csilvers@google.com>
5280
5281 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5282 * options.cc: Include <cerrno> and <fstream>.
5283 (General_options::finalize): Parse -retain-symbols-file tag.
5284 * options.h: New flag.
5285 (General_options): New method should_retain_symbol, new
5286 variable symbols_to_retain.
5287 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5288 should_retain_symbol map.
5289 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5290 * testsuite/Makefile.in: Regenerate.
5291 * testsuite/retain_symbols_file_test.sh: New file.
5292
ca58b19f
NC		 52932009-09-18 Nick Clifton <nickc@redhat.com>
5294
5295 * po/es.po: Updated Spanish translation.
5296
20e6d0d6
DK		 52972009-09-17 Doug Kwan <dougkwan@google.com>
5298
5299 * debug.h (DEBUG_RELAXATION): New constant.
5300 (DEBUG_ALL): Add DEBUG_RELAXATION.
5301 (debug_string_to_enum): Add relaxation debug option.
5302 * layout.cc
5303 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5304 Layout::Relaxation_debug_check::read_sections,
5305 Layout::Relaxation_debug_check::read_sections): New method definitions.
5306 (Layout::Layout): Initialize data members
5307 record_output_section_data_from_scrips_,
5308 script_output_section_data_list_ and relaxation_debug_check_.
5309 (Layout::save_segments, Layout::restore_segments,
5310 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5311 Layout::relaxation_loop_body): New method definitions.
5312 (Layout::finalize): Support relaxation. Move section layout code to
5313 Layout::relaxation_loop_body.
5314 (Layout::set_asection_address_from_script): Move code for orphan
5315 section placement out.
5316 (Layout::place_orphan_sections_in_script): New method definition.
5317 * layout.h (Output_segment_headers, Output_file_header):
5318 New forward class declarations.
5319 (Layout::~Layout): Define.
5320 (Layout::new_output_section_data_from_script): New method definition.
5321 (Layout::place_orphan_sections_in_script): New method declaration.
5322 (Layout::Segment_states): New type declaration.
5323 (Layout::save_segments, Layout::restore_segments,
5324 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5325 Layout::relaxation_loop_body): New method declarations.
5326 (Layout::Output_section_data_list): New type declaration.
5327 (Layout::Relaxation_debug_check): New class definition.
5328 (Layout::record_output_section_data_from_script_,
5329 Layout::script_output_section_data_list_, Layout::segment_states_,
5330 Layout::relaxation_debug_check_): New data members.
5331 * output.cc: (Output_section_headers::do_size): New method definition.
5332 (Output_section_headers::Output_section_headers): Move size
5333 computation to Output_section_headers::do_size.
5334 (Output_segment_headers::do_size): New method definition.
e1df38aa 5335 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5336 Output_file_header::do_size and call it.
5337 (Output_file_header::do_size): New method definition.
5338 (Output_data_group::Output_data_group): Adjust call to
5339 Output_section_data.
5340 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5341 (Output_symtab_xindex::do_write): Add array bound check.
5342 (Output_section::Input_section::print_to_mapfile): Handle
5343 RELAXED_INPUT_SECTION_CODE.
5344 (Output_section::Output_section): Initialize data member checkpoint_.
5345 (Output_section::~Output_section): Delete checkpoint object pointed
5346 by checkpoint_.
5347 (Output_section::add_input_section): Always add an Input_section if
5348 relaxing.
5349 (Output_section::add_merge_input_section): Add assert.
5350 (Output_section::relax_input_section): New method definition.
5351 (Output_section::set_final_data_size): Set load address to zero for
5352 an unallocated section.
5353 (Output_section::do_address_and_file_offset_have_reset_values):
5354 New method definition.
5355 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5356 Handle relaxed input section.
5357 (Output_section::sort_attached_input_sections): Checkpoint input
5358 section list lazily.
5359 (Output_section::get_input_sections): Change type of input_sections to
5360 list of Simple_input_section pointers. Checkpoint input section list
5361 lazily. Also handle relaxed input sections.
5362 (Output_section::add_input_section_for_script): Take a reference to
5363 a Simple_input_section object instead of Relobj pointer and section
5364 index as parameter. Handle relaxed input sections.
5365 (Output_section::save_states, Output_section::restore_states): New
5366 method definitions.
5367 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5368 (Output_data::is_data_size_fixed): New method definition.
5369 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5370 if it is fixed.
5371 (Output_data::address_and_file_offset_have_reset_values): New method
5372 definition.
5373 (Output_data::do_address_and_file_offset_have_reset_values): New method
5374 definition.
5375 (Output_data::set_data_size): Check that data size is not fixed.
5376 (Output_data::fix_data_size): New method definition.
5377 (Output_data::is_data_size_fixed_): New data member.
5378 (Output_section_headers::set_final_data_size): New method definition.
5379 (Output_section_headers::do_size): New method declaration.
5380 (Output_segment_headers::set_final_data_size): New method definition.
5381 (Output_segment_headers::do_size): New method declaration.
5382 (Output_file_header::set_final_data_size)::New method definition.
5383 (Output_file_header::do_size)::New method declaration.
5384 (Output_section_data::Output_section_data): Add new parameter
5385 is_data_size_fixed and use it to fix data size.
5386 (Output_data_const::Output_data_const): Adjust call to base class
5387 constructor and fix data size.
5388 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5389 base class constructor and fix data size.
5390 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5391 base class constructor and fix data size.
5392 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5393 class constructor and fix data size.
5394 (Output_data_group::set_final_data_size): New method definition.
5395 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5396 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5397 class constructor and fix data size.
5398 (Output_relaxed_input_section): New class definition.
5399 (Output_section::Simple_input_section): New class definition.
5400 (Output_section::get_input_sections): Adjust parameter list.
5401 (Output_section::add_input_section_for_script): Same.
5402 (Output_section::save_states, Output_section::restore_states,
5403 Output_section::do_address_and_file_offset_have_reset_values,
5404 (Output_section::Input_section::Input_section): Handle
5405 RELAXED_INPUT_SECTION_CODE. Add new overload for
5406 Output_relaxed_input_section.
5407 (Output_section::Input_section::is_input_section,
5408 Output_section::Input_section::set_output_section): Handle relaxed
5409 input section.
5410 (Output_section::Input_section::is_relaxed_input_section,
5411 Output_section::Input_section::output_section_data,
5412 Output_section::Input_section::relaxed_input_section): New method
5413 definitions.
5414 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5415 value.
5416 (Output_section::Input_section::u1_): Update comments.
5417 (Output_section::Input_section::u2_): Add new union member poris.
5418 (Output_section::Checkpoint_output_section): New classs definition.
5419 (Output_section::relax_input_section): New method declaration.
5420 (Output_section::checkpoint_): New data member.
5421 (Output_segment): Update comments.
5422 (Output_segment::Output_segment): Un-privatize copy constructor.
5423 (Output_segment::operator=): Un-privatize.
5424 * script-sections.cc (Output_section_element::Input_section_list):
5425 Change element type to Output_section::Simple_input_section.
5426 (Output_section_element_dot_assignment::set_section_addresses):
5427 Register output section data for relaxation clean up.
5428 (Output_data_exression::Output_data_expression): Adjust call to base
5429 constructor to fix data size.
5430 (Output_section_element_data::set_section_addresses): Register
5431 Output_data_expression object for relaxation clean up.
5432 (struct Input_section_info): Replace Relobj pointer and section index
5433 pair with Output_section::Simple_input_section and Convert struct to a
5434 class.
5435 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5436 Input_section_info data member to use accessors.
20e6d0d6
DK		 5437 (Output_section_element_input::set_section_addresses): Use layout
5438 parameter. Adjust code to use Output_section::Simple_input_section
5439 and Input_secction_info classes. Register filler for relaxation
5440 clean up.
5441 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5442 and section index pair with Output_section::Simple_input_section
5443 class. Adjust code accordingly.
5444 (Phdrs_element::release_segment): New method definition.
5445 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5446 segment list.
5447 (Script_sections::release_segments): New method definition.
5448 * gold/script-sections.h (Script_sections::release_segments): New
5449 method declaration.
5450 * gold/target.h (Target::may_relax, Target::relax,
5451 Target::do_may_relax, Target::do_relax): New method definitions.
5452
5e445df6
ILT		 54532009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5454
5455 * arm.cc (has_signed_unsigned_overflow): New function.
5456 (Arm_relocate_functions::abs8): New function.
5457 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5458 (Target_arm::Scan::global): Likewise.
5459 (Target_arm::relocate::relocate): Likewise.
5460 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5461 Likewise.
5462
8c604651 54632009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5464
5465 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5466 * testsuite/Makefile.in: Regenerate.
5467
1e9cc1c2
NC		 54682009-09-11 Nick Clifton <nickc@redhat.com>
5469
5470 * po/gold.pot: Updated by the Translation project.
5471
6a89f575
CC		 54722009-09-08 Cary Coutant <ccoutant@google.com>
5473
5474 * output.cc (Output_file::open): Add execute permission to empty file.
5475 * testsuite/Makefile.am (permission_test): New test.
5476 * testsuite/Makefile.in: Regenerate.
5477
fdcac5af
ILT		 54782009-09-02 Ian Lance Taylor <iant@google.com>
5479
5480 * output.cc (Output_file::resize): Call map_no_anonymous rather
5481 than map.
5482
44453f85
ILT		 54832009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5484
5485 * gold.cc: Include "incremental.h".
5486 (queue_initial_tasks): Call Incremental_checker methods.
5487 * incremental.cc: Include "output.h".
5488 (Incremental_checker::can_incrementally_link_output_file): New
5489 method.
5490 * incremental.h (Incremental_checker): New class.
5491
5492 * output.cc (Output_file::open_for_modification): New method.
5493 (Output_file::map_anonymous): Changed return type to bool. Record
5494 map in base_ field.
5495 (Output_file::map_no_anonymous): New method, broken out of map.
5496 (Output_file::map): Use map_no_anonymous and map_anonymous.
5497 * output.h (class Output_file): Update declarations.
5498
293c1386
CC		 54992009-08-24 Cary Coutant <ccoutant@google.com>
5500
5501 * options.h (Command_line::Pre_options): New class.
5502 (Command_line::pre_options): New member.
5503 * options.cc (gold::options::ready_to_register): New variable.
5504 (One_option::register_option): Do nothing if not registering options.
5505 Assert if same short option registered twice.
5506 (General_options::General_options): Turn off option registration when
5507 done constructing.
5508 (Command_line::Pre_options::Pre_options): New constructor.
5509
f773f3d2
CC		 55102009-08-24 Cary Coutant <ccoutant@google.com>
5511
06a73cfe
CC		 5512 * options.h (General_options::no_keep_memory): Remove incorrect
5513 short option.
f773f3d2 5514
a15af8e2
RW		 55152009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5516
5517 * Makefile.am (am__skiplex, am__skipyacc): New.
5518 * Makefile.in: Regenerate.
5519
c462b41b
RW		 55202009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5521
14ec8efd
RW		 5522 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5523 (INCLUDES): ... this.
5524 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5525 (AM_CPPFLAGS): Renamed from ...
5526 (INCLUDE): ... this.
5527 * Makefile.in, testsuite/Makefile.in: Regenerate.
5528
81ecdfbb
RW		 5529 * Makefile.in: Regenerate.
5530 * aclocal.m4: Likewise.
5531 * config.in: Likewise.
5532 * configure: Likewise.
5533 * testsuite/Makefile.in: Likewise.
5534
c462b41b
RW		 5535 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5536 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5537 * Makefile.in: Regenerate.
5538 * testsuite/Makefile.in: Regenerate.
5539
2da73f13
CC		 55402009-08-19 Cary Coutant <ccoutant@google.com>
5541
5542 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5543 symbols in shared libraries overridden by hidden or internal symbols
5544 in the main program.
5545
2db70501
CD		 55462009-08-19 Chris Demetriou <cgd@google.com>
5547
5548 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5549 checking source file names in error messages.
5550
f733487b
DK		 55512009-08-18 Doug Kwan <dougkwan@google.com>
5552
5553 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5554 an elcpp::Ehdr as parameter. Adjust call to set_target.
5555 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5556 an elfcpp::Ehdr as parameter.
5557 * object.cc (Object::set_target): Remove the version that looks up
5558 a target and sets it.
5559 (Sized_relobj::setup): Take a Target object instead of
5560 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5561 (make_elf_sized_object): Find target and ask target to
5562 make an ELF object.
5563 * object.h: (Object::set_target): Remove the version that looks up
5564 a target and sets it.
5565 (Sized_relobj::setup): Take a Target object instead of
5566 an elfcpp:Ehdr as parameter.
5567 * target.cc: Include dynobj.h.
5568 (Target::do_make_elf_object_implementation): New.
5569 (Target::do_make_elf_object): New.
5570 * target.h (Target::make_elf_object): New template declaration.
5571 (Target::do_make_elf_object): New method declarations.
5572 (Target::do_make_elf_object_implementation): New template declaration.
5573
cc70f101
ILT		 55742009-08-14 Ian Lance Taylor <iant@google.com>
5575
5576 * gold.h (FUNCTION_NAME): Define.
5577 (gold_unreachable): Use FUNCTION_NAME.
5578
ef5e0cb1
ST		 55792009-08-12 Sriraman Tallam <tmsriram@google.com>
5580
5581 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5582 symbol in the --keep-unique list is not found.
5583
48c187ce
ST		 55842009-08-12 Sriraman Tallam <tmsriram@google.com>
5585
5586 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5587 been maked as --keep-unique.
5588 (Icf::unfold_section): New function.
5589 * icf.h (Icf::unfold_section): New function.
5590 * options.h (General_options::keep_unique): New option.
5591 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5592 * testsuite/Makefile.in: Regenerate.
5593 * testsuite/icf_keep_unique_test.sh: New file.
5594 * testsuite/icf_keep_unique_test.cc: New file.
5595
645afe0c
CC		 55962009-08-12 Cary Coutant <ccoutant@google.com>
5597
5598 PR 10471
5599 * resolve.cc (Symbol_table::resolve): Check for references from
5600 dynamic objects to hidden and internal symbols.
5601 * testsuite/Makefile.am (hidden_test.sh): New test.
5602 * testsuite/Makefile.in: Regenerate.
5603 * testsuite/hidden_test.sh: New script.
5604 * testsuite/hidden_test_1.c: New test source.
5605 * testsuite/hidden_test_main.c: New test source.
5606
11af873f
DK		 56072009-08-11 Doug Kwan <dougkwan@google.com>
5608
5609 * arm.cc: Update comments.
5610 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5611 segment to locate the .ARM.exidx section if present.
5612
b9f7d72d
DK		 56132009-08-09 Doug Kwan <dougkwan@google.com>
5614
5615 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5616 patch.
5617
ddd3c53c
ST		 56182009-08-07 Sriraman Tallam <tmsriram@google.com>
5619 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5620 compiler warnings.
5621
27721062
ST		 56222009-08-06 Sriraman Tallam <tmsriram@google.com>
5623
5624 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5625 valid tls_segment only for non-debug-section relocations.
5626 * testsuite/Makefile.am: Add gc_tls_test.
5627 * testsuite/Makefile.in: Regenerate.
5628 * testsuite/gc_tls_test.cc: New file.
5629 * testsuite/gc_tls_test.sh: New file.
5630
ef15dade 56312009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5632
ef15dade
ST		 5633 * icf.cc: New file.
5634 * icf.h: New file.
5635 * Makefile.am (CCFILES): Add icf.cc.
5636 (HFILES): Add icf.h
5637 * Makefile.in: Regenerate.
5638 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5639 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5640 section, symbol and addend information for the relocs.
5641 * gold.cc (queue_middle_tasks): Call identical code folding.
5642 * gold.h: Add defines for multimap.
5643 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5644 to the call of finalize_local_symbols.
5645 * main.cc (main): Create object of class Icf.
5646 * object.cc (Sized_relobj::do_layout): Allow this function to be
5647 called twice during icf.
5648 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5649 to sections marked as identical by icf.
5650 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5651 when available.
5652 (Sized_relobj::do_section_entsize): New function.
5653 * object.h (Object::section_entsize): New function.
5654 (Object::do_section_entsize): New pure virtual function.
5655 (Relobj::finalize_local_symbols): Add new parameter.
5656 (Relobj::do_section_entsize): New function.
5657 * options.h (General_options::icf): New option.
5658 (General_options::icf_iterations): New option.
5659 (General_options::print_icf_sections): New option.
5660 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5661 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5662 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5663 icf.
5664 * symtab.cc (Symbol_table::is_section_folded): New function.
5665 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5666 to sections marked as identical by icf.
5667 * symtab.h (Symbol_table::set_icf): New function.
5668 (Symbol_table::icf): New function.
5669 (Symbol_table::is_section_folded): New function.
5670 (Symbol_table::icf_): New data member.
5671 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5672 * testsuite/Makefile.am: Add commands to build icf_test.
5673 * testsuite/Makefile.in: Regenerate.
5674 * testsuite/icf_test.sh: New file.
5675 * testsuite/icf_test.cc: New file.
5676
c3b65ac4
CD		 56772009-07-24 Chris Demetriou <cgd@google.com>
5678
5679 * layout.cc (is_compressible_debug_section): Fix incorrect
5680 comment about compressed section names.
5681
1caf2c51
ILT		 56822009-07-20 Ian Lance Taylor <ian@airs.com>
5683
5684 PR 10419
5685 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5686
1ef4d87f
ILT		 56872009-07-16 Ian Lance Taylor <iant@google.com>
5688
5689 PR 10400
5690 * layout.h: #include <map>.
5691 (class Kept_section): Change from struct to class. Add accessors
5692 and setters. Add section size to Comdat_group mapping. Change
5693 Comdat_group to std::map. Add is_comdat_ field. Add
5694 linkonce_size field in union.
5695 (class Layout): Update declaration of find_or_add_kept_section.
5696 Don't declare find_kept_object.
5697 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5698 parameter. Add object, shndx, is_comdat, and is_group_name
5699 parameters. Change all callers. Adjust for new Kept_section.
5700 (Layout::find_kept_object): Remove.
5701 * object.cc (Sized_relobj::include_section_group): Update use of
5702 Kept_section. Rename secnum to shndx. Only record
5703 Kept_comdat_section if sections are the same size.
5704 (Sized_relobj::include_linkonce_section): Update use of
5705 Kept_section. Only record Kept_comdat_section if sections are the
5706 same size. Set size of linkonce section.
5707 (Sized_relobj::map_to_kept_section): Update call to
5708 get_kept_comdat_section.
5709 * object.h (class Sized_relobj): Rename fields in
5710 Kept_comdat_section to drop trailing underscores; change object
5711 field to Relobj*. Change Kept_comdat_section_table to store
5712 struct rather than pointer.
5713 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5714 Add kept_object and kept_shndx parameters. Change all callers.
5715 (Sized_relobj::get_kept_comdat_section): Change return type to
5716 bool. Add kept_object and kept_shndx parameters. Change all
5717 callers.
5718 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5719 Layout::find_or_add_kept_section.
5720
37c3b7b0
ILT		 57212009-07-09 Ian Lance Taylor <iant@google.com>
5722
5723 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5724 Reserve space in the hash table.
5725
98fa85cb
ILT		 57262009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5727
5728 * fileread.cc (File_read::get_mtime): New method.
5729 * fileread.h (Timespec): New structure.
5730 (File_read::get_mtime): New method.
5731 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5732 Renamed from timestamp_nsec.
5733 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5734 Elf_Xword.
e1df38aa 5735 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 5736 timestamp_nsec.
e1df38aa 5737 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 5738 (Incremental_inputs::report_obejct): Save mtime; style fix.
5739 (Incremental_inputs::report_script): Save mtime; style fix.
5740 (Incremental_inputs::finalize_inputs): Style fix.
5741 (Incremental_inputs::finalize): Style fix.
5742 (Incremental_inputs::create_input_section_data): Store inputs
5743 mtime.
5744 * incremental.h (Incremental_inputs::report_script): Add mtime
5745 argument.
5746 (Incremental_inputs::Input_info::Input_info): Intialize only one
5747 union member.
5748 (Incremental_inputs::Input_info::archive): Move to nameless
5749 union.
5750 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5751 (Incremental_inputs::Input_info::script): Move to nameless union.
5752 (Incremental_inputs::mtime): New field.
5753 * script.cc (read_input_script): Pass file mtime to
5754 Incremental_input.
5755 * script.h (Script_info::inputs): Style fix.
5756
c9d70757
ILT		 57572009-07-01 Ian Lance Taylor <ian@airs.com>
5758
5759 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5760 instead of 32.
5761
9c547ec3
ILT		 57622009-06-24 Ian Lance Taylor <iant@google.com>
5763
5764 PR 10156
5765 * layout.cc (Layout::choose_output_section): If we find an
5766 existing section, update the flags.
5767 (Layout::create_notes): New function, broken out of
5768 Layout::finalize.
5769 (Layout::finalize): Don't create note sections.
5770 (Layout::create_note): Don't crash if linker script discards
5771 section.
5772 (Layout::create_gold_note): Likewise.
5773 (Layout::create_build_id): Likewise. Don't set
5774 after_input_sections on the section.
5775 (Layout::create_executable_stack_info): Remove target parameter.
5776 Change caller.
5777 * layout.h (class Layout): Declare create_notes. Update
5778 declaration of create_executable_stack_info.
5779 * gold.cc (queue_middle_tasks): Call create_notes.
5780 * output.cc (Output_section::update_flags_for_input_section): Move
5781 here from output.h. If SHF_ALLOC flag is newly set, mark address
5782 invalid.
5783 * output.h (Output_data::mark_address_invalid): New function.
5784 (class Output_section): Only declare, not define,
5785 update_flags_for_input_section. Remove set_flags.
5786
55458500
ILT		 57872009-06-24 Ian Lance Taylor <iant@google.com>
5788
5789 * script-sections.cc (Output_section_definition::
5790 set_section_addresses): Rename shadowing local load_address to
5791 laddr.
5792
1307d6cd
ILT		 57932009-06-24 Ian Lance Taylor <iant@google.com>
5794
5795 PR 10244
5796 * reloc.cc (relocate_sections): Skip empty relocation sections.
5797
ec3f783e
ILT		 57982009-06-23 Ian Lance Taylor <iant@google.com>
5799
5800 PR 10156
5801 * layout.cc (Layout::create_note): Use choose_output_section
5802 rather than make_output_section.
5803
459c9f1c
ILT		 58042009-06-23 Ian Lance Taylor <iant@google.com>
5805
5806 PR 10237
5807 * options.cc (General_options::parse_V): Set printed_version_.
5808 (General_options::General_options): Initialize printed_version_.
5809 * options.h (class General_options): Add printed_version_ field.
5810 * gold.cc (queue_initial_tasks): If there are no input files,
5811 don't give a fatal error if we printed the version information.
5812 (queue_middle_tasks): If using -r with a shared object, give a
5813 fatal error rather than an ordinary error.
5814
1518dc8f
ILT		 58152009-06-23 Ian Lance Taylor <iant@google.com>
5816
5817 PR 10219
5818 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5819 (Layout::make_output_section): Set have_stabstr_section_ if we see
5820 a .stab*str section.
5821 (Layout::finalize): Call link_stabs_sections.
5822 (Layout::link_stabs_sections): New file.
5823 * layout.h (class Layout): Add have_stabstr_section_ field.
5824 Declare link_stabs_sections.
5825
3d857b98
DK		 58262009-06-23 Doug Kwan <dougkwan@google.com>
5827
5828 * Makefile.am (libgold_a_LIBADD): New.
5829 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5830 * Makefile.in: Regenerate.
5831 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5832 * configure: Regenerate.
5833 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5834 * fileread.cc: Include sys/state.h
5835 * gold.h: Declare memmem and strndup if found missing.
5836 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5837
0639a6f6
ILT		 58382009-06-23 Ian Lance Taylor <iant@google.com>
5839
5840 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5841 * configure: Rebuild.
5842
8d63875c
ILT		 58432009-06-23 Ian Lance Taylor <iant@google.com>
5844
5845 PR 10147
5846 * object.cc (Object::section_contents): Don't try to get a view if
5847 the section has length zero.
5848 (Object::handle_gnu_warning_section): If the section is empty, use
5849 the name of the section as the warning.
5850
f7c8a183
ILT		 58512009-06-23 Ian Lance Taylor <iant@google.com>
5852
5853 PR 10133
5854 * stringpool.h (class Stringpool_template): Add optimize_ field.
5855 (Stringpool_template::set_optimize): New function.
5856 * stringpool.cc (Stringpool_template::Stringpool_template):
5857 Initialize optimize_ field.
5858 (Stringpool_template::set_string_offsets): Test local optimize
5859 fild rather than parameter.
5860 * layout.cc (Layout::Layout): Call set_optimize on the section
5861 name stringpool.
5862
e6a307ba
ILT		 58632009-06-22 Ian Lance Taylor <iant@google.com>
5864
5865 PR 10030
5866 * yyscript.y: Parse TARGET.
5867 * script.cc (script_set_target): New function.
5868 * script-c.h (script_set_target): Declare.
5869 * options.cc (General_options::string_to_object_format): Rename
5870 from string_to_object_format in anonymous namespace. Change
5871 callers.
5872 * options.h (class General_options): Declare
5873 string_to_object_format.
5874
3ee173de
ILT		 58752009-06-22 Ian Lance Taylor <iant@google.com>
5876
5877 * script-sections.cc (Script_sections::create_segments): Don't put
5878 program headers in a PT_LOAD segment if -n or -N.
5879
58802009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 5881
5882 PR 10141
5883 * options.h (class General_options): Add -z lazy and -z now. Sort
5884 -z options into alphabetical order.
5885 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5886
cd6739a1 58872009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 5888
5889 * layout.cc (Layout::make_output_section): Call
5890 Target::new_output_section.
5891 (Layout::attach_allocated_section_to_segment): Put large section
5892 sections in a separate load segment with the large segment flag
5893 set.
5894 (Layout::segment_precedes): Sort large data segments after other
5895 load segments.
5896 (align_file_offset): New static function.
5897 (Layout::set_segment_offsets): Use align_file_offset.
5898 * output.h (class Output_section): Add is_small_section_ and
5899 is_large_section_ fields.
5900 (Output_section::is_small_section): New function.
5901 (Output_section::set_is_small_section): New function.
5902 (Output_section::is_large_section): New function.
5903 (Output_section::set_is_large_section): New function.
5904 (Output_section::is_large_data_section): New function.
5905 (class Output_segment): Add is_large_data_segment_ field.
5906 (Output_segment::is_large_data_segment): New function.
5907 (Output_segment::set_is_large_data_segment): New function.
5908 * output.cc (Output_section::Output_section): Initialize new
5909 fields.
5910 (Output_segment::Output_segment): Likewise.
5911 (Output_segment::add_output_section): Add assertion that large
5912 data sections always go in large data segments. Force small data
5913 sections to the end of the list of data sections. Force small BSS
5914 sections to the start of the list of BSS sections. For large BSS
5915 sections to the end of the list of BSS sections.
5916 * symtab.h (class Symbol): Declare is_common_shndx.
5917 (Symbol::is_defined): Check Symbol::is_common_shndx.
5918 (Symbol::is_common): Likewise.
5919 (class Symbol_table): Define enum Commons_section_type. Update
5920 declarations. Add small_commons_ and large_commons_ fields.
5921 * symtab.cc (Symbol::is_common_shndx): New function.
5922 (Symbol_table::Symbol_table): Initialize new fields.
5923 (Symbol_table::add_from_object): Put small and large common
5924 symbols in the right list.
5925 (Symbol_table::sized_finalized_symbol): Check
5926 Symbol::is_common_shndx.
5927 (Symbol_table::sized_write_globals): Likewise.
5928 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5929 common symbol lists. Don't call do_allocate_commons_list if the
5930 list is empty.
5931 (Symbol_table::do_allocate_commons_list): Remove is_tls
5932 parameter. Add comons_section_type parameter. Change all
5933 callers. Handle small and large common symbols.
5934 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5935 Symbol::is_common_shndx.
5936 * resolve.cc (symbol_to_bits): Likewise.
5937 * target.h (Target::small_common_shndx): New function.
5938 (Target::small_common_section_flags): New function.
5939 (Target::large_common_shndx): New function.
5940 (Target::large_common_section_flags): New function.
5941 (Target::new_output_section): New function.
5942 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5943 small_common_section_flags, and large_common_section_flags
5944 fields.
5945 (Target::do_new_output_section): New virtual function.
5946 * arm.cc (Target_arm::arm_info): Initialize new fields.
5947 * i386.cc (Target_i386::i386_info): Likewise.
5948 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5949 Likewise.
5950 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5951 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5952 (Target_x86_64::do_new_output_section): New function.
5953 * configure.ac: Define conditional MCMODEL_MEDIUM.
5954 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5955 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5956 (large_LDFLAGS): Define.
5957 * testsuite/large.c: New file.
5958 * testsuite/testfile.cc (Target_test::test_target_info):
5959 Initialize new fields.
5960 * configure, testsuite/Makefile.in: Rebuild.
5961
bb04269c
DK		 59622009-06-05 Doug Kwan <dougkwan@google.com>
5963
5964 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 5965 * Makefile.in: Regenerate.
bb04269c
DK		 5966 * i386.cc (class Target_i386): Define new virtual method to
5967 override do_is_local_label_name in parent.
5968 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5969 local symbols if --discard-locals or -X is given.
5970 * options.h (class General_options): Declare new options
5971 '--discard-locals' and '-X' for discarding locals.
5972 * target.h (class Target): Define new methods is_local_label_name.
5973 Declare new virtual method do_is_local_label_name.
5974 * target.cc: New file.
5975 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5976 (check_SCRIPTS): Add discard_locals_test.sh.
5977 (check_DATA): Add discard_local_tests.syms.
5978 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5979 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5980 * testsuite/Makefile.in: Regenerate.
5981 * testsuite/discard_locals_test.c: New file.
5982 * testsuite/discard_locals_test.sh: Same.
5983
805bb01c
DK		 59842009-06-05 Doug Kwan <dougkwan@google.com>
5985
5986 * object.cc (Sized_relobj::Sized_relobj): Initialize
5987 discarded_eh_frame_shndx_ to -1U.
5988 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5989 section.
5990 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5991 a discarded .eh_frame section.
5992 (Sized_relobj::do_finalize_local_symbols): Ditto.
5993 * object.h (class Sized_relobj): Declare new member
5994 discarded_eh_frame_shndx_.
5995 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5996 (local_labels_test.o, local_labels_test): New rules.
5997 * testsuite/Makefile.in: Regenerate.
5998
1dcd334d
DK		 59992009-06-04 Doug Kwan <dougkwan@google.com>
6000
6001 * layout.cc (Layout::section_name_mapping): Add mapping for
6002 special ARM sections.
6003
96d49306
DK		 60042009-06-03 Doug Kwan <dougkwan@google.com>
6005
6006 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6007 (utils::has_overflow): Same.
6008
dff16297
ILT		 60092009-06-03 Ian Lance Taylor <iant@google.com>
6010
6011 * layout.cc (Layout::section_name_mapping): New array, replacing
6012 Layout::linkonce_mapping.
6013 (Layout::section_name_mapping_count): New variable, replacing
6014 Layout::linkonce_mapping_count.
6015 (Layout::linkonce_output_name): Remove.
6016 (Layout::output_section_name): Rewrite.
6017 * layout.h (class Layout): Rename Linkonce_mapping to
6018 Section_name_mapping, linkonce_mapping to section_name_mapping,
6019 linkonce_mapping_count to section_name_mapping_count. Don't
6020 declare linkonce_output_name.
6021
c121c671
DK		 60222009-06-03 Doug Kwan <dougkwan@google.com>
6023
6024 * gold/arm.cc (namespace utils): New.
6025 (Target_arm::reloc_is_non_pic): Define new method.
6026 (class Arm_relocate_functions): New.
6027 (Target_arm::Relocate::relocate): Handle relocation types used by
6028 Android.
6029
07800fab
ILT		 60302009-06-03 Ian Lance Taylor <iant@google.com>
6031
6032 * arm.cc (Target_arm::scan::global): Use || instead of |.
6033
c121c671
DK		 60342009-06-02 Doug Kwan <dougkwan@google.com>
6035
6036 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6037 issued_non_pic_error_.
6038 (class Target_arm::Scan): Declare new method check_non_pic.
6039 Define new method symbol_needs_plt_entry.
6040 Declare new data member issued_non_pic_error_.
6041 (class Target_arm::Relocate): Declare new method
6042 should_apply_static_reloc.
6043 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6044 (Target_arm::Scan::check_non_pic): Define new method.
6045 (Target_arm::Scan::local): Handle a small subset of reloc types used
6046 by Android.
6047 (Target_arm::Scan::local): Same.
6048 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6049
b19b0c6d
ILT		 60502009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6051
6052 * incremental.cc (Incremental_inputs::report_command_line): Filter
6053 out --incremental-* options.
6054
94cdfcff
DK		 60552009-05-29 Doug Kwan <dougkwan@google.com>
6056
6057 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6058 template class.
6059 (class Target_arm): Update comment.
6060 (Target_arm::Target_arm): Initialize new data members GOT_,
6061 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6062 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6063 and Target_arm::rel_dyn_section.
6064 Declare new_enum Target_arm::Got_type.
6065 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6066 and DYNBSS_.
6067 Update commments for member do_dynsym_value.
6068 (Target_arm::got_size, Target_arm::plt_section,
6069 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6070 new methods inside class defintion.
6071 (Target_arm::got_section): Define new method.
6072 (Target_arm::rel_dyn_section): Same.
6073 (Output_data_plt_arm): New template class.
6074 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6075 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6076 (Output_data_plt_arm::add_entry): Same.
6077 (Output_data_plt_arm::first_plt_entry): Define new
6078 static data member for PLT instruction template.
6079 (Output_data_plt_arm::plt_entry): Same.
6080 (Output_data_plt_arm::do_write): Define new method.
6081 (Target_arm::make_plt_entry): Same.
6082 (Target_arm::do_finalize_sections): Same.
6083 (Target_arm::do_dynsym_value): Same.
6084
4a657b0d
DK		 60852009-05-28 Doug Kwan <dougkwan@google.com>
6086
6087 * Makefile.am (TARGETSOURCES): Add arm.cc.
6088 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6089 * Makefile.in: Regenerate.
6090 * arm.cc: New file.
6091 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6092
e7ae8c36
DK		 60932009-05-26 Doug Kwan <dougkwan@google.com>
6094
6095 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6096 (General_options::check_excluded_libs): Strip off directories in
6097 archive name before matching like GNU ld does.
6098 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6099 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6100 (exclude_libs_test_LDFLAGS): Add linker option
6101 -Wl,--exclude-libs,libexclude_libs_test_3
6102 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6103 an explicit archive without using -l.
6104 (alt/libexclude_libs_test_3.a): New make rule.
6105 * testsuite/Makefile.in: Regenerate.
6106 * testsuite/exclude_libs_test.c : Declare lib3_default().
6107 (main): Call it.
6108 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6109 * exclude_libs_test_3.c: New file.
6110
f12e7348
NC		 61112009-05-26 Nick Clifton <nickc@redhat.com>
6112
6113 * po/id.po: New Indonesian translation.
6114 * po/gold.pot: Updated template file.
6115
4daadc0d
ST		 61162009-05-22 Sriraman Tallam <tmsriram@google.com>
6117
e1df38aa 6118 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6119 gc_comdat_test files. Add -Wl,--gc-sections to build
6120 gc_comdat_test.
6121 * testsuite/Makefile.in: Regenerate.
6122 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6123
531813ad
ST		 61242009-05-21 Sriraman Tallam <tmsriram@google.com>
6125
6126 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6127 kept comdat section was garbage collected.
6128 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6129 * testsuite/Makefile.in: Regenerate.
6130 * testsuite/gc_comdat_test.sh: New file.
6131 * testsuite/gc_comdat_test_1.cc: New file.
6132 * testsuite/gc_comdat_test_2.cc: New file.
6133
65514900
CC		 61342009-05-19 Doug Kwan <dougkwan@google.com>
6135
6136 * archive.cc (Archive::Archive): Move constructor from archive.h
6137 to here. Initialize no_export_.
6138 (Archive::get_elf_object_for_member): Set no_export flag of object.
6139 * archive.h (Archive::Archive): Move constructor body to
6140 archive.cc.
6141 (Archive::no_export): New method.
6142 (Archive::no_export_): New field.
6143 * object.h (Object::Object): Initialize no_export_ to false.
6144 (Object::no_export, Object::set_no_export): New methods.
6145 (Object::no_export_): New field.
6146 * options.cc (General_options::parse_exclude_libs): New method.
6147 (General_options::check_excluded_libs) Same.
6148 * options.h (exclude_libs): New option.
6149 (General_options::check_excluded_libs): New method declaration.
6150 (General_options::excluded_libs_): New field.
6151 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6152 default or protected visibility if an object has no-export flag set.
6153 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6154 (check_SCRIPTS): Add exclude_libs_test.sh.
6155 (check_DATA): Add exclude_libs_test.syms.
6156 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6157 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6158 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6159 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6160 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6161 libexclude_libs_test_2.a): New rules.
6162 * testsuite/Makefile.in: Regenerate.
6163 * testsuite/exclude_libs_test.c: New file.
6164 * testsuite/exclude_libs_test.sh: Ditto.
6165 * testsuite/exclude_libs_test_1.c: Ditto.
6166 * testsuite/exclude_libs_test_2.c: Ditto.
6167
1b77ea50
ILT		 61682009-05-15 Ian Lance Taylor <iant@google.com>
6169
6170 * configure.ac: Check for declarations for cases where libiberty.h
6171 checks HAVE_DECL_xxx.
6172 * configure, config.in: Rebuild.
6173
072fe7ce
ILT		 61742009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6175
6176 * gold.h (Incremental_argument_list): Remove (invalid) forward
6177 declaration.
6178 * incremental.cc (Incremental_inputs::report_achive): New method.
6179 (Incremental_inputs::report_object): New method.
6180 (Incremental_inputs::report_script): New method.
6181 (Incremental_inputs::finalize_inputs): New method.
6182 (Incremental_inputs::finalize): Call finalize_inputs().
6183 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6184 Create inputs entries.
6185 * incremental.h (Incremental_input_type): New enum.
6186 (Incremental_inputs::Incremental_input): Initialize new fields.
6187 (Incremental_inputs::report_inputs): New method.
6188 (Incremental_inputs::report_achive): New method.
6189 (Incremental_inputs::report_object): New method.
6190 (Incremental_inputs::report_script): New method.
6191 (Incremental_inputs::finalize_inputs): New method.
6192 (Incremental_inputs::Input_info): New struct.
6193 (Incremental_inputs::Input_info_map): New typedef.
6194 (Incremental_inputs::lock_): New field.
6195 (Incremental_inputs::Inputs_): New field.
6196 (Incremental_inputs::Inputs_map): New field.
6197 * main.cc (main): Call Incremental_input::report_inputs.
6198 * options.h (Input_argument_list): Typedef moved from
6199 Input_arguments.
6200 (Input_file_group::Files): Remove, use ::Input_argument_list.
6201 (Input_file_group::Input_argument_list): Remove, use
6202 ::Input_argument_list.
6203 * plugin.cc (Plugin_manager::add_input_file): Add error in
6204 incremental build.
6205 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6206 functions.
6207 * script.cc (read_input_script): Call
6208 Incremental_input::report_script.
6209 * script.h (Script_info): New class.
6210
b0481b0b
ILT		 62112009-04-27 Ian Lance Taylor <iant@google.com>
6212
6213 * x86_64.cc (do_adjust_output_section): Set entsize to
6214 plt_entry_size.
6215
b22a5a41 62162009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6217
6218 * output.cc (Output_file::close): After short writes, continue
6219 writing from the correct offset in the buffer being written.
6220
40fde488
CD		 62212009-04-23 Chris Demetriou <cgd@google.com>
6222
6223 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6224 * configure: Regenerate.
6225 * config.in: Regenerate.
6226 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6227 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6228
3ce2c28e
ILT		 62292009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6230
6231 * incremental.cc (Incremental_inputs_header_data): Renamed from
6232 Incremental_input_header_data.
6233 (Incremental_inputs_header_data::data_size): New field.
6234 (Incremental_inputs_header_data::put_input_file_count): Renamed
6235 from input_file_count.
6236 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6237 from command_line_offset.
6238 (Incremental_inputs_header_data::put_reserved): Renamed from
6239 put_reserved.
6240 (Incremental_inputs_entry_data): Renamed from
6241 Incremental_input_entry_data.
6242 (Incremental_inputs_entry_data::data_size): New field.
6243 (Incremental_inputs::report_command_line): New method.
6244 (Incremental_inputs::finalize): New method.
6245 (Incremental_inputs::create_incremental_inputs_data): New method.
6246 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6247 * incremental.h: New file.
6248 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6249 (Layout::finalize): Create incremental inputs section in
6250 incremental builds.
6251 (Layout::create_incremental_info_sections): New method.
6252 * layout.h (Layout::incremental_inputs): New method.
6253 (Layout::create_incremental_info_sections): New method.
6254 (Layout::incremental_inputs_): New field.
6255 * main.cc (main): Notify Incremental_input of the command line.
6256
e55bde5e
ILT		 62572009-04-01 Ian Lance Taylor <iant@google.com>
6258 Mikolaj Zalewski <mikolajz@google.com>
6259
6260 * gold.h (reserve_unordered_map): Define, three versions, one for
6261 each version of Unordered_map.
6262 * layout.cc (Layout::Layout): Remove options parameter. Add
6263 number_of_input_files parameter. Don't initialize options_.
6264 Initialize number_of_input_files_ and resized_signatures_. Move
6265 sections_are_attached_.
6266 (Layout::layout_group): Reserve space for group_signatures_.
6267 (Layout::find_or_add_kept_section): Change name parameter to be a
6268 reference. Resize signatures_ map when it gets large enough.
6269 (Layout::layout_eh_frame): Use parameters->options() instead of
6270 this->options_.
6271 (Layout::make_output_section): Likewise.
6272 (Layout::attach_allocated_section_to_segment): Likewise.
6273 (Layout::finalize, Layout::create_executable_stack): Likewise.
6274 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6275 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6276 * layout.h (class Layout): Update declarations. Remove options_
6277 field. Add number_of_input_files_ and resized_signatures_
6278 fields. Move sections_are_attached_ field.
6279 * main.cc (main): Pass number of input files to Layout
6280 constructor. Don't pass options.
6281
154b857c
ILT		 62822009-03-30 Ian Lance Taylor <iant@google.com>
6283
6284 * ffsll.c (ffsll): Correct implementation.
6285
2f35ab9b
ILT		 62862009-03-27 Ian Lance Taylor <iant@google.com>
6287
fd03461a
ILT		 6288 * ffsll.c: New file.
6289 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6290 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6291 * ftruncate.c (ftruncate): Declare before definition.
6292 * mremap.c (mremap): Likewise.
6293 * pread.c (pread): Likewise.
6294 * configure, Makefile.in, config.in: Rebuild.
6295
2f35ab9b
ILT		 6296 * mremap.c: New file.
6297 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6298 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6299 (mremap): Declare if HAVE_MREMAP is not defined.
6300 * configure, Makefile.in, config.in: Rebuild.
6301
33aea2fd
CC		 63022009-03-27 Cary Coutant <ccoutant@google.com>
6303
6304 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6305 position independent.
6306 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6307 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6308
6d479619
CC		 63092009-03-24 Cary Coutant <ccoutant@google.com>
6310
6311 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6312 an executable.
6313 (needs_dynamic_reloc): Likewise.
6314
afc06bb8
ILT		 63152009-03-24 Ian Lance Taylor <iant@google.com>
6316
6317 * yyscript.y (file_cmd): Recognize EXTERN.
6318 (extern_name_list, extern_name_list_body): New nonterminals.
6319 * script.cc (script_add_extern): Define.
6320 * script-c.h (script_add_extern): Declare.
6321
f6060a4d
ILT		 63222009-03-24 Rafael Avila de Espindola <espindola@google.com>
6323
6324 * object.cc (is_elf_object): Define.
6325 * object.h (is_elf_object): Declare.
6326 * archive.cc (Archive::get_elf_object_for_member): Call
6327 is_elf_object.
33aea2fd 6328 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6329
26736d8e
ILT		 63302009-03-24 Elliott Hughes <enh@google.com>
6331
6332 * output.cc (Output_file::map_anonymous): Define.
6333 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6334 try an anonymous one. Report the size if the mmap fails.
6335 * output.h (class Output_file): Declare map_anonymous.
6336
22fd9730
ILT		 63372009-03-24 Ian Lance Taylor <iant@google.com>
6338
6339 * target-select.cc (instantiate_target): Don't acquire the lock if
6340 the instantiated_target_ field has already been set.
6341
cb010894
ILT		 63422009-03-23 Ian Lance Taylor <iant@google.com>
6343
7f055c20
ILT		 6344 * gold-threads.h (class Initialize_lock): Define.
6345 * gold-threads.cc (class Initialize_lock_once): Define.
6346 (initialize_lock_control): New static variable.
6347 (initialize_lock_pointer): New static variable.
6348 (initialize_lock_once): New static function.
6349 (Initialize_lock::Initialize_lock): Define.
6350 (Initialize_lock::initialize): Define.
6351 * target-select.h: Include "gold-threads.h".
6352 (class Target_selector): Add lock_ and initialize_lock_ fields.
6353 Don't define instantiate_target, just declare it.
6354 * target-select.cc (Target_selector::Target_selector): Initialize
6355 new fields.
6356 (Target_selector::instantiate_target): Define.
6357 * descriptors.h: Include "gold-threads.h".
6358 (class Descriptors): Add initialize_lock_ field.
6359 * descriptors.cc (Descriptors::Descriptors): Initialize new
6360 field.
6361 (Descriptors::open): Use initialize_lock_ field
6362 * errors.h (class Errors): Add initialize_lock_ field.
6363 * errors.cc (Errors::Errors): Initialize new field.
6364 (Errors::initialize_lock): Use initialize_lock_ field.
6365 * powerpc.cc (class Target_selector_powerpc): Remove
6366 instantiated_target_ field. In do_recognize call
6367 instantiate_target rather than do_instantiate_target. In
6368 do_instantiate_target just allocate a new target.
6369 * sparc.cc (class Target_selector_sparc): Likewise.
6370
36959681
ILT		 6371 * freebsd.h: New file.
6372 * i386.cc: Include "freebsd.h".
6373 (Target_i386): Derive from Target_freebsd rather than
6374 Sized_target.
6375 (Target_selector_i386): Derive from Target_selector_freebsd rather
6376 than Target_selector.
6377 * x86_64.cc: Include "freebsd.h".
6378 (Target_x86_64): Derive from Target_freebsd rather than
6379 Sized_target.
6380 (Target_selector_x86_64): Derive from Target_selector_freebsd
6381 rather than Target_selector.
6382 * target.h (class Target): Add adjust_elf_header and
6383 do_adjust_elf_header.
6384 * output.cc (Output_file_header:: do_sized_write): Call target
6385 adjust_elf_header routine.
6386 * configure.tgt: Set targ_osabi.
6387 * configure.ac: Define GOLD_DEFAULT_OSABI.
6388 * parameters.cc (Parameters::default_target): Pass
6389 GOLD_DEFAULT_OSABI to select_target.
6390 * target-select.h (class Target_selector): Make instantiate_target
6391 protected rather than private.
6392 * Makefile.am (HFILES): Add freebsd.h.
6393 * configure, Makefile.in, config.in: Rebuild.
6394
cb010894
ILT		 6395 * merge.cc (do_add_input_section): Correct pend value. Change
6396 message about last entry not being null terminated from error to
6397 warning.
6398
0e879927
ILT		 63992009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6400
6401 * incremental.cc: New file.
6402 * Makefile.am (CCFILES): Add incremental.cc.
6403 * Makefile.in: Rebuild.
6404
41105937
PP		 64052009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6406
6407 * layout.cc (Layout::output_section_name): Preserve names
6408 of '.note.' sections.
e1df38aa 6409
60439920
ILT		 64102009-03-19 Ian Lance Taylor <iant@google.com>
6411
6412 * descriptors.cc (Descriptors::open): Check that the options are
6413 valid before using them.
6414
0d371ad3
ILT		 64152009-03-18 Ian Lance Taylor <iant@google.com>
6416
6417 * script-sections.h: Include <list>.
6418 (class Script_sections): Change Sections_elements from std::vector
6419 to std::list. Typedef public Elements_iterator. Add
6420 orphan_section_placement_, data_segment_align_start_, and
6421 saw_data_segment_align_ fields. Remove data_segment_align_index_
6422 field.
6423 * script-sections.cc (class Orphan_section_placement): New class.
6424 (class Sections_element): Add virtual functions is_relro and
6425 orphan_section_init. Remove virtual function place_orphan_here.
6426 (class Output_section_definition): Add is_relro and
6427 orphan_section_init. Remove place_orphan_here.
6428 (class Orphan_output_section): Likewise.
6429 (Script_sections::Script_sections): Update for field changes.
6430 (Script_sections::data_segment_align): Set saw_data_segment_align_
6431 and data_segment_align_start_, not data_segment_align_index.
6432 (Script_sections::data_segment_relro_end): Check
6433 saw_data_segment_align_. Use data_segment_align_start_ rather
6434 than data_segment_align_index_.
6435 (Script_sections::place_orphan): Rewrite to use
6436 Orphan_section_placement.
6437
9201d894
ILT		 64382009-03-17 Ian Lance Taylor <iant@google.com>
6439
9c5b8369
ILT		 6440 * archive.cc (Archive::add_symbols): Check for a version attached
6441 to the symbol name in the archive map.
6442 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6443 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6444 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6445 (ver_test_11.a): New target.
6446 * testsuite/Makefile.in: Rebuild.
6447
9201d894
ILT		 6448 * configure.ac: Check for chsize and posix_fallocate. Replace
6449 ftruncate.
6450 * ftruncate.c: New file, from gnulib.
6451 * output.cc (posix_fallocate): Define dummy version if not
6452 HAVE_POSIX_FALLOCATE.
6453 (Output_file::map): Call posix_fallocate rather than lseek and
6454 write.
6455 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6456 * configure, Makefile.in, config.in: Rebuild.
6457
ef4ab7a8 64582009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6459
ef4ab7a8
PP		 6460 * layout.h (Layout::create_note): Add section_name parameter.
6461 * layout.cc (Layout::create_note): Likewise.
6462 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6463
8c500701
ILT		 64642009-03-17 Ian Lance Taylor <iant@google.com>
6465
e85b18e1
ILT		 6466 * descriptors.cc: Include "options.h".
6467 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6468 (Descriptors::open): Always use O_CLOEXEC when opening a new
6469 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6470 then set FD_CLOEXEC.
6471
9efe6174
ILT		 6472 * sparc.cc (class Target_sparc): Add has_got_section.
6473 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6474 make sure we have a GOT section.
6475
6476 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6477 (Target_sparc::Scan::local): Likewise.
6478 (Target_sparc::Scan::global): Likewise.
6479 (Target_sparc::Relocate::relocate): Likewise.
6480 (Target_sparc::Relocate::relocate_tls): Likewise.
6481
8c500701
ILT		 6482 * symtab.cc (Symbol_table::define_default_version): New function,
6483 broken out of add_from_object.
6484 (Symbol_table::add_from_object): Call define_default_version.
6485 (Symbol_table::define_special_symbol): Add resolve_oldsym
6486 parameter. Change all callers. If the version for a symbol comes
6487 from a version script, resolve it with the symbol with the same
6488 name with no version. Also add the symbol without a version if
6489 appropriate.
6490 (do_define_in_output_data): If resolving with oldsym, don't delete
6491 sym.
6492 (do_define_in_output_segment): Likewise.
6493 (do_define_as_constant): Likewise.
6494 * symtab.h (class Symbol_table): Update declarations.
6495
f1ed28fb
ILT		 64962009-03-13 Ian Lance Taylor <iant@google.com>
6497
15f8229b
ILT		 6498 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6499 (Read_symbols::requeue): New function.
6500 (Read_symbols::do_read_symbols): If make_elf_object fails because
6501 the target type is not configured, and the file was searched for,
6502 issue a warning and retry with the next directory.
6503 (Add_symbols::run): If the file has an incompatible format, and
6504 it was searched for, requeue the Read_symbols task. On error,
6505 release the object.
6506 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6507 dirindex parameter to constructor. Change all callers. Declare
6508 incompatible_warning and requeue.
6509 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6510 input_argument_ and input_group_ fields. Add them to
6511 constructor. Change all callers.
6512 (class Read_script): Add dirindex_ field. Add it to constructor.
6513 Change all callers.
6514 * archive.cc (Archive::setup): Remove input_objects parameter.
6515 Change all callers.
6516 (Archive::get_file_and_offset): Likewise.
6517 (Archive::read_all_symbols): Likewise.
6518 (Archive::read_symbols): Likewise.
6519 (Archive::get_elf_object_for_member): Remove input_objects
6520 parameter. Add punconfigured parameter. Change all callers.
6521 (Archive::add_symbols): Change return type to bool. Check return
6522 value of include_member.
6523 (Archive::include_all_members): Likewise.
6524 (Archive::include_member): Change return type to bool. Return
6525 false if first included object has incompatible target. Set
6526 included_member_ field.
6527 (Add_archive_symbols::run): If add_symbols returns false, requeue
6528 Read_symbols task.
6529 * archive.h (class Archive): Add included_member_ field.
6530 Initialize it in constructor. Add input_file and searched_for
6531 methods. Update declarations.
6532 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6533 input_argument_ fields. Add them to constructor. Change all
6534 callers.
6535 * script.cc: Include "target-select.h".
6536 (class Parser_closure): Add skip_on_incompatible_target_ and
6537 found_incompatible_target_ fields. Add
6538 skip_on_incompatible_target parameter to constructor. Change all
6539 callers. Add methods skip_on_incompatible_target,
6540 clear_skip_on_incompatible_target, found_incompatible_target, and
6541 set_found_incompatible_target.
6542 (read_input_script): Add dirindex parameter. Change all callers.
6543 If parser finds an incompatible target, requeue Read_symbols
6544 task.
6545 (script_set_symbol): Clear skip_on_incompatible_target in
6546 closure.
6547 (script_add_assertion, script_parse_option): Likewise.
6548 (script_start_sections, script_add_phdr): Likewise.
6549 (script_check_output_format): New function.
6550 * script.h (read_input_script): Update declaration.
6551 * script-c.h (script_check_output_format): Declare.
6552 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6553 (ignore_cmd): Remove OUTPUT_FORMAT.
6554 * fileread.cc (Input_file::Input_file): Add explicit this.
6555 (Input_file::will_search_for): New function.
6556 (Input_file::open): Add pindex parameter. Change all callers.
6557 * fileread.h (class Input_file): Add input_file_argument method.
6558 Declare will_search_for. Update declarations.
6559 * object.cc (make_elf_object): Add punconfigured parameter.
6560 Change all callers.
6561 * object.h (class Object): Make input_file public. Add
6562 searched_for method.
6563 (make_elf_object): Update declaration.
6564 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6565 restart search.
6566 * dirsearch.h (class Dirsearch): Update declaration.
6567 * options.h (class General_options): Add --warn-search-mismatch.
6568 * parameters.cc (Parameters::is_compatible_target): New function.
6569 * parameters.h (class Parameters): Declare is_compatible_target.
6570 * workqueue.cc (Workqueue::add_blocker): New function.
6571 * workqueue.h (class Workqueue): Declare add_blocker.
6572
f1ed28fb
ILT		 6573 * fileread.cc (Input_file::open): Remove options parameter.
6574 Change all callers.
6575 (Input_file::open_binary): Likewise.
6576 * script.cc (read_input_script): Likewise.
6577 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6578 options parameter from constructor. Change all callers.
6579 (class Read_script): Likewise.
6580 * fileread.h (class Input_file): Update declarations.
6581 * script.h (read_input_script): Update declaration.
6582
34dd024a
NC		 65832009-03-10 Nick Clifton <nickc@redhat.com>
6584
6585 * po/es.po: New Spanish translation.
6586
6d71b17c
CC		 65872009-03-06 Cary Coutant <ccoutant@google.com>
6588
6589 * options.cc (parse_short_option): Keep dash_z from registering itself.
6590
031cdbed
ILT		 65912009-03-03 Ian Lance Taylor <iant@google.com>
6592
6593 PR 9918
6594 * target-reloc.h (relocate_section): Pass output_section to
6595 relocate.
6596 * i386.cc (Target_i386::should_apply_static_reloc): Add
6597 output_section parameter. Change all callers.
6598 (Target_i386::Relocate::relocate): Add output_section parameter.
6599 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6600 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6601 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6602 * testsuite/two_file_shared.sh: New script.
6603 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6604 (check_DATA): Add two_file_shared.dbg.
6605 (two_file_shared.dbg): New target.
6606 * testsuite/Makefile.in: Rebuild.
6607
15d5fa16
ILT		 66082009-03-01 Ian Lance Taylor <iant@google.com>
6609
6610 * configure.ac: Check for byteswap.h.
6611 * configure: Rebuild.
6612 * config.in: Rebuild.
6613
8a4c0b0d
ILT		 66142009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6615
6616 * layout.cc (Layout::find_or_add_kept_section): New function.
6617 (Layout::add_comdat): Removed.
6618 * layout.h (struct Kept_section): Move out of class Layout.
6619 Remove trailing underscores from field names. Add group_sections
6620 field. Rename group_ field to is_group. Change all uses.
6621 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6622 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6623 comdat_groups_ field.
6624 (Sized_relobj::include_section_group): Use
6625 find_or_add_kept_section and Kept_section::group_sections.
6626 (Sized_relobj::include_linkonce_section): Likewise.
6627 * object.cc (class Sized_relobj): Don't define Comdat_group or
6628 Comdat_group_table. Remove find_comdat_group and
6629 add_comdat_group. Remove comdat_groups_ field.
6630 * plugin.cc (include_comdat_group): Use
6631 Layout::find_or_add_kept_section.
6632
b4ecf66b
ILT		 66332009-02-28 Ian Lance Taylor <iant@google.com>
6634
14359ca0
ILT		 6635 * README: --gc-sections and map files are now supported. Document
6636 some build requirements.
6637
b4ecf66b
ILT		 6638 PR 6992
6639 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6640 relocatable link set the value of the section symbol to zero.
6641 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6642 relocatable link don't include the section address in the local
6643 symbol value.
6644
0602e05a
ILT		 66452009-02-27 Ian Lance Taylor <iant@google.com>
6646
fd9d194f
ILT		 6647 PR 6811
6648 * options.h (class Search_directory): Add is_system_directory.
6649 (class General_options): Declare is_in_system_directory.
6650 * options.cc (get_relative_sysroot): Make static.
6651 (get_default_sysroot): Make static.
6652 (General_optoins::is_in_system_directory): New function.
6653 * fileread.cc (Input_file::is_in_system_directory): New function.
6654 * fileread.h (class Input_file): Declare is_in_system_directory.
6655 * object.h (class Object): Add is_in_system_directory.
6656 (class Input_objects): Remove system_library_directory_ field.
6657 * object.cc (Input_objects::add_object): Don't set
6658 system_library_directory_.
6659 (input_objects::found_in_system_library_directory): Remove.
6660 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6661 parameter. Change all callers.
6662 (Symbol_table::sized_write_globals): Likewise.
6663 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6664 Call Object::is_in_system_directory.
6665 * symtab.h (class Symbol_table): Update declarations.
6666
61edd21f
ILT		 6667 PR 5990
6668 * descriptors.h (Open_descriptor): Add is_on_stack field.
6669 * descriptors.cc (Descriptors::open): If the descriptor is on the
6670 top of the stack, remove it. Initialize is_on_stack field.
6671 (Descriptors::release): Only add pod to stack if it is not on the
6672 stack already.
6673 (Descriptors::close_some_descriptor): Clear stack_next and
6674 is_on_stack fields.
6675
e29e076a
ILT		 6676 PR 7091
6677 * output.cc (Output_section::find_starting_output_address): Rename
6678 from starting_output_address; add PADDR parameter; change return
6679 type.
6680 * output.h (class Output_section): Declare
6681 find_starting_output_address instead of starting_output_address.
6682 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6683 section symbol for which we can't find a merge section.
6684
0602e05a
ILT		 6685 PR 9836
6686 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6687 hidden or internal, force the symbol to be local.
6688 * resolve.cc (Symbol::override_visibility): Define.
6689 (Symbol::override_base): Use override_visibility.
6690 (Symbol_table::resolve): Likewise.
6691 (Symbol::override_base_with_special): Likewise.
6692 (Symbol_table::override_with_special): If the visibility is hidden
6693 or internal, force the symbol to be local.
6694 * symtab.h (class Symbol): Add set_visibility and
6695 override_visibility.
6696 * testsuite/ver_test_1.sh: New file.
6697 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6698 (check_DATA): Add ver_test_1.syms.
6699 (ver_test_1.syms): New target.
6700 * testsuite/Makefile.in: Rebuild.
6701
401a9a73
CC		 67022009-02-25 Cary Coutant <ccoutant@google.com>
6703
6704 * layout.cc (Layout::choose_output_section): Don't rename sections
6705 when using a linker script that has a SECTIONS clause.
6706 * Makefile.in: Regenerate.
6707
6708 * testsuite/Makefile.am (script_test_5.sh): New test case.
6709 * testsuite/Makefile.in: Regenerate.
6710 * testsuite/script_test_5.cc: New file.
6711 * testsuite/script_test_5.sh: New file.
6712 * testsuite/script_test_5.t: New file.
6713
f488e4b0
CC		 67142009-02-13 Rafael Avila de Espindola <espindola@google.com>
6715
6716 * archive.cc (Archive::include_member): Update calls to add_symbols.
6717 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6718 the Layout argument.
6719 * dynobj.h (do_add_symbols): Add the Layout argument.
6720 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6721 Layout argument.
6722 * object.h (Object::add_symbols): Add the Layout argument.
6723 (Object::do_add_symbols): Add the Layout argument.
6724 (Sized_relobj::do_add_symbols): Add the Layout argument.
6725 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6726 Unify the two versions.
6727 (Add_plugin_symbols): Remove.
6728 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6729 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6730 (Add_plugin_symbols): Remove.
6731 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6732 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6733 (Add_symbols::run): Make it work with Pulginobj.
6734
89dd1680
ILT		 67352009-02-06 Ian Lance Taylor <iant@google.com>
6736
6737 * object.cc (Sized_relobj::do_layout): Make info message start
6738 with lower case letter.
6739
266d0a74
ILT		 67402009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6741
602b464e
ILT		 6742 * binary.cc: Fix file comment.
6743
266d0a74
ILT		 6744 * options.h (enum Incremental_disposition): Define.
6745 (class General_options): Add new options: --incremental,
6746 --incremental_changed, --incremental_unchanged,
6747 --incremental_unknown. Add incremental_disposition_ and
6748 implicit_incremental_ fields.
6749 (General_options::incremental_disposition): New function.
6750 (class Position_dependent_options): Add incremental_disposition
6751 option.
6752 (Position_dependent_options::copy_from_options): Set incremental
6753 dispositions.
6754 * options.cc (General_options::parse_incremental_changed): New
6755 function.
6756 (General_options::parse_incremental_unchanged): New function.
6757 (General_options::parse_incremental_unknown): New function.
6758 (General_options::General_options): Initialize new fields
6759 incremental_disposition_ and implicit_incremental_.
6760 (General_options::finalize): Check for uasge of --incremental-*
6761 without --incremental.
6762
f073bbf7
CD		 67632009-02-06 Chris Demetriou <cgd@google.com>
6764
6765 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6766 pointer and to report location as the file name associated with
6767 the symbol.
6768 (gold_undefined_symbol_at_location): New function to replace the
6769 old gold_undefined_symbol functionality.
6770 * target-reloc.h (relocate_section): Update to use
6771 gold_undefined_symbol_at_location.
6772 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6773 Call gold_undefined_symbol function rather than gold_error.
6774 * errors.h (Errors::undefined_symbol): Take location as a
6775 string, rather than calculating it from a relocation.
6776 * errors.cc (Errors::fatal): Print "fatal error:" before the
6777 formatted message.
6778 (Errors::error, Errors::error_at_location): Print "error: "
6779 before the formatted message.
6780 (Errors::undefined_symbol): Take location as a string, rather
6781 than calculating it from a relocation.
6782 (gold_undefined_symbol_at_location): New function akin to
6783 old gold_undefined_symbol, calculates location from relocation.
6784 (gold_undefined_symbol): Change to take only a Symbol pointer
6785 and to report location as the file name associated with the symbol.
6786 * testsuite/debug_msg.sh: Update for changed error messages.
6787 * testsuite/undef_symbol.sh: Likewise.
6788
8e94a90c
ILT		 67892009-02-04 Duncan Sands <baldrick@free.fr>
6790
6791 PR 9812
6792 * reduced_debug_output.h
6793 (Output_reduced_debug_abbrev_section::failed): Use format for
6794 gold_warning.
6795 (Output_reduced_debug_info_section::faild): Likewise.
6796
88a0e15b
ILT		 67972009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6798
6799 * script.cc (Lazy_demangler): New class.
6800 (Version_script_info::get_symbol_version_helper): Demangle a
6801 symbol only once.
6802
5efc7cd2
CC		 68032009-01-29 Cary Coutant <ccoutant@google.com>
6804
6805 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6806 to __tls_get_addr.
6807 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6808
e0ebcf42
ILT		 68092009-01-28 Ian Lance Taylor <iant@google.com>
6810
5efc7cd2 6811 * version.cc (version_string): Bump to 1.9.
75fe7426 6812
e0ebcf42
ILT		 6813 * gold.h: Include <cstring> and <stdint.h>.
6814 * version.cc: Include <cstdio>.
6815 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6816 warning.
6817 * reduced_debug_output.cc (insert_into_vector): Rename from
6818 Insert_into_vector; change all callers. Use Swap_unaligned to
6819 avoid aliasing issue; remove union since it is unnecessary.
6820
8e2813be 68212009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 6822
6823 * Makefile.am (CCFILES): Add gc.cc.
6824 (HFILES): Add gc.h.
6825 * Makefile.in: Regenerate.
6826 * gold.cc (Gc_runner): New class.
6827 (queue_initial_tasks): Call garbage collection related tasks
6828 when corresponding options are invoked.
6829 (queue_middle_gc_tasks): New function.
6830 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6831 processed early before laying out sections during garbage collection.
6832 * gold.h (queue_middle_gc_tasks): New function.
6833 (is_prefix_of): Move from "layout.cc".
6834 * i386.cc (Target_i386::gc_process_relocs): New function.
6835 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6836 * main.cc (main): Create object of class "Garbage_collection".
6837 * object.cc (Relobj::copy_symbols_data): New function.
6838 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 6839 (Sized_relobj::do_layout): Allow this function to be called twice
6840 during garbage collection and defer layout of section during the
6d03d481
ST		 6841 first call.
6842 * object.h (Relobj::get_symbols_data): New function.
6843 (Relobj::is_section_name_included): New function.
6844 (Relobj::copy_symbols_data): New function.
6845 (Relobj::set_symbols_data): New function.
6846 (Relobj::get_relocs_data): New function.
6847 (Relobj::set_relocs_data): New function.
6848 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6849 (Relobj::gc_process_relocs): New function.
6850 (Relobj::do_gc_process_relocs): New pure virtual function.
6851 (Relobj::sd_): New data member.
6852 (Sized_relobj::is_output_section_offset_invalid): New function.
6853 (Sized_relobj::do_gc_process_relocs): New function.
6854 * options.h (General_options::gc_sections): Modify to not be a no-op.
6855 (General_options::print_gc_sections): New option.
6856 * plugin.cc (Plugin_finish::run): Remove function call to
6857 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6858 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6859 * reloc.cc (Read_relocs::run): Add task to process relocs and
6860 determine unreferenced sections when doing garbage collection.
6861 (Gc_process_relocs): New class.
6862 (Sized_relobj::do_gc_process_relocs): New function.
6863 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6864 sections that are garbage collected.
6865 * reloc.h (Gc_process_relocs): New class.
6866 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6867 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6868 symbols whose corresponding sections are garbage collected.
6869 (Symbol_table::Symbol_table): Add new parameter for the garbage
6870 collection object.
6871 (Symbol_table::gc_mark_undef_symbols): New function.
6872 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6873 (Symbol_table::gc_mark_dyn_syms): New function.
6874 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6875 as garbage.
6876 (Symbol_table::add_from_object): Likewise.
6877 (Symbol_table::add_from_relobj): When building shared objects, do not
6878 treat externally visible symbols as garbage.
6879 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6880 table information for static and relocatable links.
6881 * symtab.h (Symbol_table::set_gc): New function.
6882 (Symbol_table::gc): New function.
6883 (Symbol_table::gc_mark_undef_symbols): New function.
6884 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6885 (Symbol_table::gc_mark_dyn_syms): New function.
6886 (Symbol_table::gc_): New data member.
e1df38aa 6887 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 6888 function.
6889 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6890 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6891
3b293544
CF		 68922009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6893
6894 * options.h (General_options::gc_sections): Define as a no-op for now.
6895 (General_options::no_keep_memory): Ditto.
6896 (General_options::Bshareable): Define.
6897 * options.cc (General_options::finalize): Honor -Bshareable.
6898
83d22aa8
AS		 68992009-01-20 Andreas Schwab <schwab@suse.de>
6900
6901 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6902 read the value in the contents, since we don't use it. Use the
6903 template endianness when writing.
6904 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6905
cd536b21
AS		 69062009-01-19 Andreas Schwab <schwab@suse.de>
6907
6908 * configure.tgt (powerpc64-*): Fix targ_obj.
6909
99e9a495
ILT		 69102009-01-15 Ian Lance Taylor <iant@google.com>
6911
6912 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6913 local symbols when stripping all symbols.
6914
bbbfea06
CC		 69152009-01-14 Cary Coutant <ccoutant@google.com>
6916
99e9a495 6917 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 6918
0f7c0701
CC		 69192009-01-14 Cary Coutant <ccoutant@google.com>
6920
6921 * archive.cc (Archive::get_elf_object_for_member): Remove call
6922 to File_read::claim_for_plugin.
6923 * descriptors.cc (Descriptors::open): Remove reference to
6924 is_claimed.
6925 (Descriptors::claim_for_plugin): Remove.
6926 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6927 (Descriptors::is_claimed): Remove.
6928 (claim_descriptor_for_plugin): Remove.
6929 * fileread.cc (File_read::claim_for_plugin): Remove.
6930 * fileread.h (File_read::claim_for_plugin): Remove.
6931 (File_read::descriptor): Reopen descriptor if necessary.
6932 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6933 (Plugin_manager::all_symbols_read): Add task parameter. Change
6934 all callers.
6935 (Plugin_manager::get_input_file): New function.
6936 (Plugin_manager::release_input_file): New function.
6937 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6938 corresponding data member.
6939 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6940 and pass to base constructor. Change all callers.
6941 (get_input_file, release_input_file): New functions.
6942 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6943 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6944 (Plugin_manager::all_symbols_read): Add task parameter.
6945 (Plugin_manager::get_input_file): New function.
6946 (Plugin_manager::release_input_file): New function.
6947 (Plugin_manager::task_): New data member.
6948 (Pluginobj::Pluginobj): Add filesize parameter.
6949 (Pluginobj::filename): New function.
6950 (Pluginobj::descriptor): New function.
6951 (Pluginobj::filesize): New function.
6952 (Pluginobj::filesize_): New data member.
6953 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6954 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6955 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6956
6957 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6958 with archive libraries.
6959 * testsuite/Makefile.in: Regenerate.
6960 * testsuite/plugin_test.c (struct sym_info): New type.
6961 (get_input_file, release_input_file): New static variables.
6962 (onload): Capture new transfer vector entries.
6963 (claim_file_hook): Stop reading at end of file according to filesize.
6964 Factor out parsing of readelf output into separate function.
6965 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6966 APIs and get the source file name from the symbol table. Convert
6967 source file name to corresponding object file name. Print info
6968 message when adding new input files.
6969 (parse_readelf_line): New function.
6970 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6971 * testsuite/plugin_test_2.sh: Likewise.
6972 * testsuite/plugin_test_3.sh: Likewise.
6973 * testsuite/plugin_test_4.sh: New test case.
6974
62a6d109
ILT		 69752009-01-07 Ian Lance Taylor <iant@google.com>
6976
6977 * version.cc (version_string): Bump to 1.8.
6978
483620e8
CC		 69792008-12-23 Cary Coutant <ccoutant@google.com>
6980
6981 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6982 * plugin.cc (Plugin_manager::finish): Rename as
6983 layout_deferred_objects. Move cleanup to separate function.
6984 (Plugin_manager::cleanup): New function.
6985 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6986 separately.
6987 * plugin.h (Plugin_manager::finish): Rename as
6988 layout_deferred_objects.
6989 (Plugin_manager::cleanup): New function.
6990 (Plugin_manager::cleanup_done): New field.
6991
d66a9eb3
CC		 69922008-12-23 Cary Coutant <ccoutant@google.com>
6993
6994 * plugin.cc (is_visible_from_outside): New function.
6995 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6996 so we don't return "IR only" status for exported symbols or -r links.
6997
6998 * testsuite/Makefile.am (plugin_test_3): New test case.
6999 * testsuite/Makefile.in: Regenerate.
7000 * testsuite/plugin_test_3.sh: New file.
7001
5995b570
CC		 70022008-12-22 Cary Coutant <ccoutant@google.com>
7003
7004 * object.cc (Sized_relobj::layout_section): New function.
7005 (Sized_relobj::do_layout): Defer layout of input sections until after
7006 plugin has provided replacement files.
7007 (Sized_relobj::do_layout_deferred_sections): New function.
7008 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7009 (Relobj::layout_deferred_sections): New function.
7010 (Relobj::do_layout_deferred_sections): New function.
7011 (Sized_relobj::do_layout_deferred_sections): New function.
7012 (Sized_relobj::layout_section): New function.
7013 (Sized_relobj::Deferred_layout): New structure.
7014 (Sized_relobj::deferred_layout_): New field.
7015 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7016 Change all callers. Layout deferred sections.
7017 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7018 references.
7019 (Plugin_hook::run): Move code from do_plugin_hook inline.
7020 (Plugin_hook::do_plugin_hook): Remove.
7021 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7022 (Plugin_manager::finish): Renamed, was cleanup.
7023 (Plugin_manager::should_defer_layout): New function.
7024 (Plugin_manager::add_deferred_layout_object): New function.
7025 (Plugin_manager::Deferred_layout_list): New type.
7026 (Plugin_manager::deferred_layout_objects_): New field.
7027 (Plugin_hook::do_plugin_hook): Remove.
7028
ee769c88
ILT		 70292008-12-17 Ian Lance Taylor <iant@google.com>
7030
7031 * options.h (class General_options): Add --no case for
7032 --export-dynamic.
7033
abc8dcba
CC		 70342008-12-16 Cary Coutant <ccoutant@google.com>
7035
7036 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7037 vector.
7038 (Plugin_manager::claim_file): Create plugin object even if
7039 plugin did not call the add_symbols callback.
7040 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7041 asking for more symbols than were added.
7042 * testsuite/Makefile.am (plugin_test_1): Add test case with
7043 no global symbols.
7044 (empty.syms): New target.
7045 * testsuite/Makefile.in: Regenerate.
7046 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7047 message. Don't call add_symbols if no globals.
7048 (all_symbols_read_hook): Don't provide replacement for empty
7049 claimed file.
7050
b0074644
ILT		 70512008-12-12 Ian Lance Taylor <iant@google.com>
7052
68943102
ILT		 7053 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7054 r_type == 0 for a local symbol with r_sym == 0.
7055 (scan_relocatable_relocs): Pass r_sym to
7056 local_non_section_strategy.
7057 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7058 r_sym parameter.
7059
b0074644
ILT		 7060 * configure.ac: Update test for TLS descriptors: they are
7061 supported as of glibc 2.9.
7062 * configure: Rebuild.
7063
c2508178
ILT		 70642008-12-11 Ian Lance Taylor <iant@google.com>
7065
7066 PR 7091
7067 * target-reloc.h (Default_scan_relocatable_relocs): For each
7068 function, map r_type == 0 to RELOC_DISCARD.
7069
2756a258
CC		 70702008-12-10 Cary Coutant <ccoutant@google.com>
7071
7072 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7073 object to override a kept COMDAT group from a plugin object.
7074
bb6f53d3
ILT		 70752008-12-09 Ian Lance Taylor <iant@google.com>
7076
fbc558e1
ILT		 7077 PR 7088
7078 * yyscript.y (file_cmd): Handle INPUT.
7079
bb6f53d3
ILT		 7080 * testsuite/initpri1.c: Change all declarations to be full
7081 prototypes by adding void, to avoid compiler warnings.
7082
4674ecfc
CC		 70832008-12-05 Rafael Avila de Espindola <espindola@google.com>
7084
7085 * options.cc (General_options::parse_plugin_opt): New.
7086 (General_options::add_plugin): The argument now is just the filename.
7087 (General_options::add_plugin_option): New.
7088 * options.h (plugin_opt): New.
7089 (add_plugin): Change argument name.
7090 (add_plugin_option): New.
7091 * plugin.cc (Plugin::load): Don't parse the plugin option.
7092 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7093 (Plugin::add_option): New.
7094 (Plugin::args_): Change type.
7095 (Plugin::filename_): New.
7096 (Plugin_manager::add_plugin_option): New.
7097 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7098 * testsuite/Makefile.in: Regenerate.
7099
fd06b4aa
CC		 71002008-12-05 Cary Coutant <ccoutant@google.com>
7101
7102 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7103 Handle --strip-lto-sections option.
7104 * options.h (strip_lto_sections): New option.
7105
6c52134c
CC		 71062008-12-01 Cary Coutant <ccoutant@google.com>
7107
7108 * plugin.cc (ld_plugin_message): Change format parameter to const.
7109 Fix mismatch between new[] and delete.
7110
a45248e0
CC		 71112008-11-14 Cary Coutant <ccoutant@google.com>
7112
7113 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7114 instead of -1U.
7115
c82fbeee
CS		 71162008-11-05 Craig Silverstein <csilvers@google.com>
7117
7118 * options.cc (General_options::parse_dynamic_list): New function.
7119 * options.h (General_options): New flags dynamic_list,
7120 dynamic_list_data, dynamic_list_cpp_new, and
7121 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7122 (General_options::in_dynamic_list): New function.
7123 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7124 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7125 (Lex::can_continue_name): Likewise.
7126 (yylex): Likewise.
7127 (read_script_file): New parameter script_options.
7128 (read_dynamic_list): New function.
7129 (Script_options::define_dynamic_list): New function.
7130 (dynamic_list_keyword_parsecodes): New variable.
7131 (dynamic_list_keywords): New variable.
7132 * script.h (Script_options::define_dynamic_list): New function
7133 prototype.
7134 (read_dynamic_list): New function prototype.
7135 * symtab.cc (strprefix): New macro.
7136 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7137 dynamic_list_data, dynamic_list_cpp_new, and
7138 dynamic_list_cpp_typeinfo.
7139 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7140 (dynamic_list_expr): New rule.
7141 (dynamic_list_nodes): Likewise.
7142 (dynamic_list_node): Likewise.
7143 * testsuite/Makefile.am (dynamic_list): New test.
7144 * testsuite/Makefile.in: Regenerated.
7145 * testsuite/dynamic_list.t: New file.
7146 * testsuite/dynamic_list.sh: New file.
7147
e0bb29a5
CS		 71482008-11-05 Craig Silverstein <csilvers@google.com>
7149
7150 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7151 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7152 (t11_last): Likewise.
7153 * testsuite/ver_test_6.c (main): Likewise.
7154
4e1e25e0
CC		 71552008-10-07 Cary Coutant <ccoutant@google.com>
7156
7157 * options.c (General_options::finalize): Add check for -static and
7158 -shared.
7159 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7160 is not empty.
7161
92f03fcb
CC		 71622008-10-02 Cary Coutant <ccoutant@google.com>
7163
7164 * plugin.cc (make_sized_plugin_object): Fix conditional
7165 compilation to work when not all targets are enabled.
7166
fbd8a257
CC		 71672008-09-29 Cary Coutant <ccoutant@google.com>
7168
7169 * archive.cc (Archive::get_file_and_offset): Use filename instead
7170 of name to get library path.
7171 (Archive::include_member): Unlock external member of a thin archive.
7172
7173 * testsuite/Makefile.am (TEST_AR): New variable.
7174 (thin_archive_test_1): New test.
7175 (thin_archive_test_2): New test.
81636b3f
CC		 7176 * testsuite/Makefile.in: Regenerate.
7177 * testsuite/thin_archive_main.cc: New file.
7178 * testsuite/thin_archive_test_1.cc: New file.
7179 * testsuite/thin_archive_test_2.cc: New file.
7180 * testsuite/thin_archive_test_3.cc: New file.
7181 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7182
eff45813
CC		 71832008-09-29 Cary Coutant <ccoutant@google.com>
7184
7185 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7186 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7187 instead of -1U.
7188 (Sized_relobj::do_finalize_local_symbols): Likewise.
7189 (Sized_relobj::map_to_kept_section): Likewise.
7190 * object.h (Sized_relobj::invalid_address): New constant.
7191 (Sized_relobj::do_output_section_offset): Check for invalid_address
7192 and return -1ULL.
7193 * output.cc (Output_reloc::local_section_offset): Use constant
7194 invalid_address instead of -1U.
7195 (Output_reloc::get_address): Likewise.
7196 (Output_section::output_address): Change -1U to -1ULL.
7197 * output.h (Output_reloc::invalid_address): New constant.
7198 * reloc.cc (Sized_relobj::write_sections): Use constant
7199 invalid_address instead of -1U.
7200 (Sized_relobj::relocate_sections): Likewise.
7201 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7202 values for merge sections.
7203 * target-reloc.h (relocate_for_relocatable): Use constant
7204 invalid_address instead of -1U.
7205
89fc3421
CC		 72062008-09-19 Cary Coutant <ccoutant@google.com>
7207
7208 Add plugin functionality for link-time optimization (LTO).
7209 * configure.ac (plugins): Add --enable-plugins option.
7210 * configure: Regenerate.
7211 * config.in: Regenerate.
7212 * Makefile.am (LIBDL): New variable.
7213 (CCFILES): Add plugin.cc.
7214 (HFILES): Add plugin.h.
7215 (ldadd_var): Add LIBDL.
7216 * Makefile.in: Regenerate.
7217
7218 * archive.cc: Include "plugin.h".
7219 (Archive::setup): Don't preread archive symbols when using a plugin.
7220 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7221 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7222 files.
7223 (Archive::include_member): Add symbols from plugin objects.
7224 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7225 * descriptors.cc (Descriptors::open): Check for file descriptors
7226 abandoned by plugins.
7227 (Descriptors::claim_for_plugin): New function.
7228 * descriptors.h (Descriptors::claim_for_plugin): New function.
7229 (Open_descriptor::is_claimed): New field.
7230 (claim_descriptor_for_plugin): New function.
7231 * fileread.cc (File_read::claim_for_plugin): New function.
7232 * fileread.h (File_read::claim_for_plugin): New function.
7233 (File_read::descriptor): New function.
7234 * gold.cc: Include "plugin.h".
7235 (queue_initial_tasks): Add task to call plugin hooks for generating
7236 new object files.
7237 * main.cc: Include "plugin.h".
7238 (main): Load plugin libraries.
7239 * object.h (Pluginobj): Declare.
7240 (Object::pluginobj): New function.
7241 (Object::do_pluginobj): New function.
7242 (Object::set_target): New function.
7243 * options.cc: Include "plugin.h".
7244 (General_options::parse_plugin): New function.
7245 (General_options::General_options): Initialize plugins_ field.
7246 (General_options::add_plugin): New function.
7247 * options.h (Plugin_manager): Declare.
7248 (General_options): Add --plugin option.
7249 (General_options::has_plugins): New function.
7250 (General_options::plugins): New function.
7251 (General_options::add_plugin): New function.
7252 (General_options::plugins_): New field.
7253 * plugin.cc: New file.
7254 * plugin.h: New file.
7255 * readsyms.cc: Include "plugin.h".
7256 (Read_symbols::do_read_symbols): Check for archive before checking
7257 for ELF file. Call plugin hooks to claim files.
7258 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7259 from a real object file; force override when processing replacement
7260 files.
7261 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7262 (Symbol::init_base_object): Likewise.
7263 (Symbol::init_base_output_data): Likewise.
7264 (Symbol::init_base_output_segment): Likewise.
7265 (Symbol::init_base_constant): Likewise.
7266 (Symbol::init_base_undefined): Likewise.
7267 (Symbol::output_section): Assert that object is not a plugin.
7268 (Symbol_table::add_from_pluginobj): New function.
7269 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7270 undefined.
7271 (Symbol_table::sized_write_globals): Likewise.
7272 (Symbol_table::add_from_pluginobj): Instantiate template.
7273 * symtab.h (Sized_pluginobj): Declare.
7274 (Symbol::in_real_elf): New function.
7275 (Symbol::set_in_real_elf): New function.
7276 (Symbol::in_real_elf_): New field.
7277 (Symbol_table::add_from_pluginobj): New function.
7278
7279 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7280 (LIBDL): New variable.
7281 (LDADD): Add LIBDL.
7282 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7283 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7284 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7285 (MOSTLYCLEANFILES): Likewise.
7286 * testsuite/Makefile.in: Regenerate.
7287 * testsuite/plugin_test.c: New file.
7288 * testsuite/plugin_test_1.sh: New file.
7289 * testsuite/plugin_test_2.sh: New file.
7290
de31bda5
ILT		 72912008-09-16 Ian Lance Taylor <iant@google.com>
7292
9c2d0ef9
ILT		 7293 * target-reloc.h (relocate_section): Check whether a symbol is
7294 defined by the ABI before reporting an undefined symbol error.
7295 * target.h (Target::is_defined_by_abi): Make parameter const.
7296 (Target::do_is_defined_by_abi): Likewise.
7297 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7298 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7299 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7300 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7301 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7302 * testsuite/Makefile.in: Rebuild.
7303
de31bda5
ILT		 7304 * fileread.cc (make_view): Add casts to avoid warning.
7305
9fa33bee
AO		 73062008-09-16 Alexandre Oliva <aoliva@redhat.com>
7307
7308 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7309 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7310
183fd0e3
AO		 73112008-09-16 Alexandre Oliva <aoliva@redhat.com>
7312
7313 * options.h (General_options::output_is_executable): New.
7314 (General_options::output_is_pie): New.
7315 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7316 for shared libraries.
7317 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7318
7be8330a
CD		 73192008-09-11 Chris Demetriou <cgd@google.com>
7320
7321 * options.h (origin): New -z option.
7322 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7323 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7324 in DT_FLAGS_1.
7325
a9caad02
CC		 73262008-09-05 Cary Coutant <ccoutant@google.com>
7327
7328 * fileread.cc (File_read::make_view): Add check for attempt to map
7329 beyond end of file.
7330
ae6dce4d
CC		 73312008-09-05 Cary Coutant <ccoutant@google.com>
7332
7333 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7334 explicit instantiations.
7335
d7ab2a47
KVH		 73362008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7337
7338 PR gold/6858
7339 * options.cc (General_options::finalize): Allow undefined symbols
7340 in shlibs if linking -shared.
7341
7342 PR gold/6859
7343 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7344 symbols as not needing a dynsym entry.
7345
1e52a9c1
CS		 73462008-08-20 Craig Silverstein <csilvers@google.com>
7347
7348 * fileread.cc (File_read::open): Do not lock the file unless it
7349 was successfully opened.
7350
d85c80a3
CC		 73512008-08-14 Cary Coutant <ccoutant@google.com>
7352
7353 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7354 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7355 * testsuite/tls_test.cc (struct int128): 128-bit struct
7356 for testing TLS relocs with non-zero addend.
7357 (v12): New TLS variable.
7358 (t12): New test.
7359 (t_last): Add check for v12.
7360 * testsuite/tls_test.h (t12): New function.
7361 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7362
2d924fd9
ILT		 73632008-08-13 Ian Lance Taylor <iant@google.com>
7364
7365 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7366 set tls_segment_ or relro_segment_.
7367 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7368 when appropriate.
7369 * output.h (Output_section::clear_is_relro): New function.
7370 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7371 sections specially even when output_data_ is empty.
7372 (Output_segment::maximum_alignment): When first section is relro,
7373 only force alignment for PT_LOAD segments.
7374 * script.cc (script_data_segment_align): New function.
7375 (script_data_segment_relro_end): New function.
7376 * script-c.h (script_data_segment_align): Declare.
7377 (script_data_segment_relro_end): Declare.
7378 * script-sections.h (class Script_sections): Declare
7379 data_segment_align and data_segment_relro_end. Add fields
7380 segment_align_index_ and saw_relro_end_.
7381 * script-sections.cc (class Sections_element): Add set_is_relro
7382 virtual function. Add new bool* parameter to place_orphan_here.
7383 Add get_output_section virtual function.
7384 (class Output_section_definition): Add set_is_relro. Add new
7385 bool* parameter to place_orphan_here. Add get_output_section.
7386 Add is_relro_ field.
7387 (Output_section_definition::Output_section_definition): Initialize
7388 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7389 and is_relro_ fields.
7390 (Output_section_definition::place_orphan_here): Add is_relro
7391 parameter.
7392 (Output_section_definition::set_section_addresses): Set relro for
7393 output section.
7394 (Output_section_definition::alternate_constraint): Likewise.
7395 (class Orphan_output_section): Add new bool* parameter to
7396 place_orphan_here. Add get_output_section.
7397 (Orphan_output_section::place_orphan_here): Add is_relro
7398 parameter.
7399 (Script_sections::Script_sections): Initialize
7400 data_segment_align_index_ and saw_relro_end_.
7401 (Script_sections::data_segment_align): New function.
7402 (Script_sections::data_segment_relro_end): New function.
7403 (Script_sections::place_orphan): Set or clear is_relro.
7404 (Script_sections::set_section_addresses): Force alignment of first
7405 TLS section.
7406 * yyscript.y (exp): Call script_data_segment_align and
7407 script_data_segment_relro_end.
7408 * testsuite/relro_script_test.t: New file.
7409 * testsuite/relro_test.cc (using_script): Declare.
7410 (t1, t2): Test using_script.
7411 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7412 (relro_script_test_SOURCES): Define.
7413 (relro_script_test_DEPENDENCIES): Define.
7414 (relro_script_test_LDFLAGS): Define.
7415 (relro_script_test_LDADD): Define.
7416 (relro_script_test.so): New target.
7417 * testsuite/Makefile.in: Rebuild.
7418
f827c9a9
CC		 74192008-08-06 Cary Coutant <ccoutant@google.com>
7420
7421 * archive.cc (Archive::total_archives, Archive::total_members)
7422 (Archive::total_members_loaded): New variables.
7423 (Archive::setup): Add parameter. Add option to preread
7424 archive symbols.
7425 (Archive::read_armap): Add counter.
7426 (Archive::get_file_and_offset): New function.
7427 (Archive::get_elf_object_for_member): New function.
7428 (Archive::read_all_symbols): New function.
7429 (Archive::read_symbols): New function.
7430 (Archive::add_symbols): Add counters.
7431 (Archive::include_all_members): Use armap to find members if it's
7432 already built.
7433 (Archive::include_member): Skip reading symbols if already read.
7434 Factored code into Archive::get_file_and_offset and
7435 Archive::get_elf_object_for_member. Changed call to
7436 Mapfile::report_include_archive_member.
7437 (Archive::print_stats): New function.
7438 * archive.h: Declare Object and Read_symbols_data classes.
7439 (Archive::Archive): Add initializers for new members.
7440 (Archive::setup): Add parameter.
7441 (Archive::print_stats): New function.
7442 (Archive::total_archives, Archive::total_members)
7443 (Archive::total_members_loaded): New variables.
7444 (Archive::get_file_and_offset): New function.
7445 (Archive::get_elf_object_for_member): New function.
7446 (Archive::read_all_symbols): New function.
7447 (Archive::read_symbols): New function.
7448 (Archive::Archive_member): New class.
7449 (Archive::members_): New member.
7450 (Archive::num_members_): New member.
7451 * main.cc: Include archive.h.
7452 (main): Call Archive::print_stats.
7453 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7454 archive parameter; member_name is now the fully-decorated name.
7455 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7456 * options.h: (General_options): Add --preread-archive-symbols option.
7457 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7458 Archive::setup.
7459
de4c45bd
ILT		 74602008-08-04 Ian Lance Taylor <iant@google.com>
7461
7462 * symtab.h (Symbol::use_plt_offset): New function.
7463 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7464 * powerpc.cc (Relocate::relocate): Likewise.
7465 * sparc.cc (Relocate::relocate): Likewise.
7466 * x86_64.cc (Relocate::relocate): Likewise.
7467 * testsuite/weak_plt.sh: New test.
7468 * testsuite/weak_plt_main.cc: New test.
7469 * testsuite/weak_plt_shared.cc: New test.
7470 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7471 (check_PROGRAMS): Add weak_plt.
7472 (check_DATA): Add weak_plt_shared.so.
7473 (weak_plt_main_pic.o, weak_plt): New targets.
7474 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7475 * testsuite/Makefile.in: Rebuild.
7476
7477 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7478 gcctestdir/ld.
7479 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7480 * testsuite/Makefile.in: Rebuild.
7481
323ee3f4
AM		 74822008-08-04 Alan Modra <amodra@bigpond.net.au>
7483
7484 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7485 * Makefile.in: Regenerate.
7486 * po/POTFILES.in: Regenerate.
7487
7c07ecec
ILT		 74882008-07-29 Ian Lance Taylor <iant@google.com>
7489
7490 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7491 symbols before other symbols.
7492 * testsuite/script_test_2.cc (test_addr): Declare.
7493 (test_addr_alias): Declare.
7494 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7495 values.
7c07ecec
ILT		 7496 * testsuite/script_test_2.t: Define test_addr_alias and
7497 test_addr.
7498
5778530e
ILT		 74992008-07-24 Ian Lance Taylor <iant@google.com>
7500
2a00e4fb
ILT		 7501 PR 5990
7502 * descriptors.cc: New file.
7503 * descriptors.h: New file.
7504 * gold-threads.h (class Hold_optional_lock): New class.
7505 * fileread.cc: Include "descriptors.h".
7506 (File_read::~File_read): Release descriptor rather than closing
7507 it.
7508 (File_read::open) [file]: Call open_descriptor rather than open.
7509 Set is_descriptor_opened_.
7510 (File_read::open) [memory]: Assert that descriptor is not open.
7511 (File_read::reopen_descriptor): New function.
7512 (File_read::release): Release descriptor.
7513 (File_read::do_read): Make non-const. Reopen descriptor.
7514 (File_read::read): Make non-const.
7515 (File_read::make_view): Reopen descriptor.
7516 (File_read::do_readv): Likewise.
7517 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7518 Update declarations.
7519 * layout.cc: Include "descriptors.h".
7520 (Layout::create_build_id): Use open_descriptor rather than open.
7521 * output.cc: Include "descriptors.h".
7522 (Output_file::open): Use open_descriptor rather than open.
7523 * archive.cc (Archive::const_iterator): Change Archive to be
7524 non-const.
7525 (Archive::begin, Archive::end): Make non-const.
7526 (Archive::count_members): Likewise.
7527 * archive.h (class Archive): Update declarations.
7528 * object.h (Object::read): Make non-const.
7529 * Makefile.am (CCFILES): Add descriptors.cc.
7530 (HFILES): Add descriptors.h.
7531 * Makefile.in: Rebuild.
7532
801647d1
ILT		 7533 PR 6716
7534 * gold.h: Always include <clocale>. Add Solaris workarounds
7535 following code in binutils/sysdep.h.
7536
5edd166e
ILT		 7537 PR 6048
7538 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7539 this->eh_frame_hdr_ is NULL before using it.
7540
c89ad728
ILT		 7541 * dynobj.cc (Versions::Versions): Update comment.
7542
aa86f06b
ILT		 7543 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7544 the base version name.
7545
5778530e
ILT		 7546 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7547 array size plus one.
7548 (Stringpool_template::set_string_offsets): Subtract one from key
7549 before using it as an array index.
7550 (Stringpool_template::get_offset_with_length): Likewise.
7551 (Stringpool_template::write_to_buffer): Likewise.
7552 * stringpool.h (Stringpool_template::get_offset_from_key):
7553 Likewise.
7554
057ead22
ILT		 75552008-07-23 Ian Lance Taylor <iant@google.com>
7556
7f649c59
ILT		 7557 PR 6658
7558 * object.h (Merged_symbol_value::value): Do our best to handle a
7559 negative addend.
7560
057ead22
ILT		 7561 PR 6647
7562 * script.cc (Version_script_info::get_versions): Don't add empty
7563 version tag to return value.
7564 (Version_script_info::get_symbol_version_helper): Change return
7565 type to bool. Add pversion parameter. Change all callers.
7566 (script_register_vers_node): Don't require a non-NULL tag.
7567 * script.h (class Version_script_info): Update declarations.
7568 (Version_script_info::get_symbol_version): Change return type to
7569 bool. Add version parameter. Change all callers.
7570 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7571 handling. Handle an empty version from a version script.
7572 (Symbol_table::define_special_symbol): Likewise.
7573 * testsuite/ver_test_10.script: New file.
7574 * testsuite/ver_test_10.sh: New file.
7575 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7576 (check_DATA): Add ver_test_10.syms.
7577 (ver_test_10.syms, ver_test_10.so): New target.
7578 * testsuite/Makefile.in: Rebuild.
7579
58e54ac2
CD		 75802008-07-23 Simon Baldwin <simonb@google.com>
7581
7582 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7583 to zero for undefined symbols from dynamic libraries.
7584
95d14cd3
ILT		 75852008-07-23 Ian Lance Taylor <iant@google.com>
7586
7587 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7588 Change all callers.
7589 * symtab.h (class Symbol_table): Update declaration.
7590 * testsuite/ver_test_9.cc: New file.
7591 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7592 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7593 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7594 (ver_test_9.so, ver_test_9.o): New targets.
7595 * testsuite/Makefile.in: Rebuild.
7596
92de84a6
ILT		 75972008-07-22 Ian Lance Taylor <iant@google.com>
7598
34810851
ILT		 7599 * options.h (class General_options): Define --check-sections.
7600 * layout.cc (Layout::set_segment_offsets): Handle
7601 --check-sections.
7602
af6156ef
ILT		 7603 * options.h (class General_options): Define -n/--nmagic and
7604 -N/--omagic.
7605 * options.cc (General_options::finalize): For -n/--nmagic or
7606 -N/--omagic, set -static.
7607 * layout.cc (Layout::attach_allocated_section_to_segment): If
7608 -N/--omagic, don't put read-only and read-write sections in
7609 different segments.
7610 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7611 finding a read-only segment.
7612 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7613 don't set the minimum segment alignment to the common page size,
7614 and don't set the file offset to the address modulo the page size.
7615 * script-sections.cc (Script_sections::create_segments): If
7616 -n/--omagic, don't put read-only and read-write sections in
7617 different segments.
7618
92de84a6
ILT		 7619 * cref.cc: New file.
7620 * cref.h: New file.
7621 * options.h (class General_options): Add --print-symbol-counts.
7622 * main.cc (main): Issue defined symbol report if requested.
7623 * archive.cc (Archive::interpret_header): Make into a const member
7624 function.
7625 (Archive::add_symbols): Call Input_objects::archive_start and
7626 archive_stop.
7627 (Archive::const_iterator): Define new class.
7628 (Archive::begin, Archive::end): New functions.
7629 (Archive::include_all_members): Rewrite to use iterator.
7630 (Archive::count_members): New function.
7631 * archive.h (class Archive): Update declarations.
7632 (Archive::filename): New function.
7633 * object.cc: Include "cref.h".
7634 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7635 (Sized_relobj::do_get_global_symbol_counts): New function.
7636 (Input_objects::add_object): Add object to cross-referencer.
7637 (Input_objects::archive_start): New function.
7638 (Input_objects::archive_stop): New function.
7639 (Input_objects::print_symbol_counts): New function.
7640 * object.h: Declare Cref and Archive.
7641 (Object::get_global_symbol_counts): New function.
7642 (Object::do_get_global_symbol_counts): New pure virtual function.
7643 (class Sized_relobj): Add defined_count_ field. Update
7644 declarations.
7645 (class Input_objects): Add cref_ field. Update constructor.
7646 Update declarations.
7647 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7648 defined_count_.
7649 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7650 symbol counts.
7651 (Sized_dynobj::do_get_global_symbol_counts): New function.
7652 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7653 defined_count_. Update declarations. Define Symbols typedef.
7654 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7655 parameter. Change all callers.
7656 (Symbol_table::add_from_dynobj): Add sympointers and defined
7657 parameters. Change all callers.
7658 * symtab.h (class Symbol_table): Update declarations.
7659 * Makefile.am (CCFILES): Add cref.cc.
7660 (HFILES): Add cref.h.
7661 * Makefile.in: Rebuild.
7662
3f7c5e1d
CD		 76632008-07-22 Simon Baldwin <simonb@google.com>
7664
7665 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7666 to zero when writing undefined symbols.
7667
e0b64032
ILT		 76682008-07-22 Ian Lance Taylor <iant@google.com>
7669
7670 * output.cc (Output_section::add_input_section): Don't try to
7671 merge empty merge sections.
7672
096b02cf
CS		 76732008-07-21 Craig Silverstein <csilvers@google.com>
7674
7675 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7676 Include symbol version in error message.
cd536b21 7677
1d1f116d
CD		 76782008-07-20 Chris Demetriou <cgd@google.com>
7679
cd536b21 7680 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7681 (RANDOM_SEED_CFLAGS): New substituted variable.
7682 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7683 * configure: Rebuild.
7684 * Makefile.in: Likewise.
7685 * testsuite/Makefile.in: Likewise.
7686
a18f591e
ILT		 76872008-07-18 Ian Lance Taylor <iant@google.com>
7688
7689 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7690 where we see NAME/NULL and NAME/VERSION as separate symbols.
7691 * testsuite/ver_test_main.cc (main): Call t4.
7692 (t4, t4_2a): Define.
7693 * testsuite/ver_test_2.cc (t4_2): Define.
7694 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7695 * testsuite/ver_test_4.cc (t4_2a): Define.
7696 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7697 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7698
c6e3f6ed
ILT		 76992008-07-17 Ian Lance Taylor <iant@google.com>
7700
7701 * dynobj.cc (Versions::add_def): If we give an error about a
7702 missing version, go ahead and create the version anyhow.
7703
ef9beddf
ILT		 77042008-07-10 Ian Lance Taylor <iant@google.com>
7705
7706 Handle output sections with more than 0x7fffffff bytes.
7707 * object.h (class Relobj): Change map_to_output_ to
7708 output_sections_, and just keep a section pointer. Change all
7709 uses. Move comdat group support to Sized_relobj.
7710 (Relobj::is_section_specially_mapped): Remove.
7711 (Relobj::output_section): Remove poff parameter. Change all
7712 callers.
7713 (Relobj::output_section_offset): New function.
7714 (Relobj::set_section_offset): Rewrite.
7715 (Relobj::map_to_output): Remove.
7716 (Relobj::output_sections): New function.
7717 (Relobj::do_output_section_offset): New pure virtual function.
7718 (Relobj::do_set_section_offset): Likewise.
7719 (class Sized_relobj): Add section_offsets_ field. Add comdat
7720 group support from Relobj. Update declarations.
7721 (Sized_relobj::get_output_section_offset): New function.
7722 (Sized_relobj::do_output_section_offset): New function.
7723 (Sized_relobj::do_set_section_offset): New function.
7724 * object.cc (Relobj::output_section_address): Remove.
7725 (Sized_relobj::Sized_relobj): Initialize new fields.
7726 (Sized_relobj::include_section_group): Cast find_kept_object to
7727 Sized_relobj.
7728 (Sized_relobj::include_linkonce_section): Likewise.
7729 (Sized_relobj::do_layout): Use separate arrays for output section
7730 and output offset.
7731 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7732 output_sections.
7733 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7734 output_sections and section_offsets.
7735 (Sized_relobj::write_local_symbols): Likewise.
7736 (map_to_kept_section): Compute output address directly.
7737 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7738 output_sections and section_offsets.
7739 (Sized_relobj::write_sections): Likewise.
7740 (Sized_relobj::relocate_sections): Likewise.
7741 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7742 * output.h (class Output_reloc): Update declarations. Change
7743 u2_.relobj to Sized_relobj*.
7744 (class Output_data_reloc): Change add functions to use
7745 Sized_relobj*.
7746 * output.cc (Output_reloc::Output_reloc): Change relobj to
7747 Sized_relobj*.
7748 (Output_reloc::local_section_offset): Change return type to
7749 Elf_Addr. Use get_output_section_offset.
7750 (Output_reloc::get_address): Likewise.
7751 (Output_section::is_input_address_mapped): Don't call
7752 is_section_specially_mapped.
7753 (Output_section::output_offset): Likewise.
7754 (Output_section::output_address): Likewise.
7755 (Output_section::starting_output_address): Likewise.
7756 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7757 parameter to Sized_relobj*.
7758 (Copy_relocs::need_copy_reloc): Likewise.
7759 (Copy_relocs::save): Likewise.
7760 * copy-relocs.h (class Copy_relocs): Update declarations.
7761 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7762 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7763 * target-reloc.h (relocate_for_relocatable): Change
7764 offset_in_output_section type to Elf_Addr. Change code that uses
7765 it as well.
7766 * layout.cc (Layout::layout): Always set *off.
7767 * mapfile.cc (Mapfile::print_input_section): Use
7768 output_section_offset.
7769 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7770 Sized_relobj*.
7771 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7772 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7773 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7774
5cb66f97
ILT		 77752008-07-03 Ian Lance Taylor <iant@google.com>
7776
7777 * layout.cc (Layout::include_section): Do not discard unrecognized
7778 SHT_STRTAB sections.
7779
afe47622
CS		 77802008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7781
7782 * script.cc (Lex::can_continue_name): Make '?' allowable in
7783 version-script names.
7784 * testsuite/version_script.map: Change glob pattern to use '?'
7785
5adf9721
ILT		 77862008-06-30 Manish Singh <yosh@gimp.org>
7787
7788 PR 6585
7789 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7790 Correct typo.
7791
e6fde208
ILT		 77922008-06-30 Ian Lance Taylor <iant@google.com>
7793
7794 PR 6660
7795 PR 6682
7796 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7797 versions]: Don't try to read the value in the contents, since we
7798 don't use it. Use the template endianness when writing.
7799
3f2e6a2d
CC		 78002008-06-25 Cary Coutant <ccoutant@google.com>
7801
7802 * fileread.cc (File_read::make_view): Assert on zero-length view.
7803 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7804 symbol table when there are no symbols to read.
7805
c43d3a48
CS		 78062008-06-23 Craig Silverstein <csilvers@google.com>
7807
7808 * version.cc (version_string): Bump to 1.7
7809
5f494ea0
CS		 78102008-06-18 Craig Silverstein <csilvers@google.com>
7811
7812 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7813 constant 0xFFFF to type Valtype.
7814 (Powerpc_relocate_functions::rel16_ha): Likewise.
7815
c42e122e
ILT		 78162008-06-17 Ian Lance Taylor <iant@google.com>
7817
f34787f8
ILT		 7818 * output.h (Output_section::Input_section): Initialize p2align_ to
7819 zero for Output_section_data constructors.
7820 (Output_section::Input_section::addralign): If not an input
7821 section, return the alignment of the Output_section_data.
7822 * testsuite/copy_test.cc: New file.
7823 * testsuite/copy_test_1.cc: New file.
7824 * testsuite/copy_test_2.cc: New file.
7825 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7826 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7827 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7828 (copy_test_1_pic.o, copy_test_1.so): New targets.
7829 (copy_test_2_pic.o, copy_test_2.so): New targets.
7830 * testsuite/Makefile.in: Rebuild.
7831
c42e122e
ILT		 7832 * script-sections.cc (Script_sections::place_orphan): Initialize
7833 local variable exact.
7834
ce3ac18a
DE		 78352008-06-13 David Edelsohn <edelsohn@gnu.org>
7836
7837 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7838
42cacb20
DE		 78392008-06-12 David Edelsohn <edelsohn@gnu.org>
7840 David S. Miller <davem@davemloft.net>
7841
7842 * powerpc.cc: New file.
7843 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7844 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7845 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7846 * Makefile.in: Rebuild.
7847
7b308235
ILT		 78482008-06-09 Ian Lance Taylor <iant@google.com>
7849
7850 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7851 <exception>.
7852 (throwing, orig_terminate): New static variables.
7853 (terminate_handler): New static function.
7854 (t2): Set terminate handler.
7855
f0b886e3
ILT		 78562008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7857
7858 PR 6584
cd536b21 7859 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 7860 alignment.
7861
3e90f135
CC		 78622008-05-30 Cary Coutant <ccoutant@google.com>
7863
7864 * archive.cc (Archive::include_all_members) Correct to step
7865 over symbol table and extended name table in thin archives.
7866
e09ad04a
ILT		 78672008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7868
7869 PR 6407
7870 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7871 calculation.
7872
62b01cb5
ILT		 78732008-05-28 Caleb Howe <cshowe@google.com>
7874
7875 * reduced_debug_output.cc: New file.
7876 * reduced_debug_output.h: New file.
92de84a6 7877 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 7878 * options.cc (General_options::finalize): Add strip_debug_non_line
7879 to the strip heirarchy.
7880 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7881 fields.
7882 * layout.cc: Include "reduced_debug_output.h".
7883 (Layout::Layout): Initialize new fields.
7884 (line_only_debug_sections): New static array.
7885 (is_lines_only_debug_sections): New static inline function.
7886 (Layout::include_section): Handle --strip-debug-non-line.
7887 (Layout::make_output_section): If --strip-debug-non-line, build
7888 new output sections for .debug_abbrev and .debug_info.
7889 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7890 gold. Warn about possible overflow.
7891 (read_signed_LEB_128): Likewise.
7892 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7893 (read_signed_LEB_128): Declare.
7894 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7895 (HFILES): Add reduced_debug_output.h.
7896 * Makefile.in: Rebuild.
7897
7d9e3d98
ILT		 78982008-05-21 Ian Lance Taylor <iant@google.com>
7899
7900 * mapfile.cc: New file.
7901 * mapfile.h: New file.
7902 * options.h (class General_options): Add -M/--print-map and -Map.
7903 * options.cc (General_options::finalize): Make -M equivalent to
7904 -Map -.
7905 * main.cc: Include <cstdio> and "mapfile.h".
7906 (main): Open mapfile if requested.
7907 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7908 constructor. Change caller.
7909 (queue_initial_tasks): Add mapfile parameter. Change caller.
7910 (queue_middle_tasks): Likewise.
7911 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7912 declarations.
7913 * archive.cc: Include "mapfile.h".
7914 (Archive::add_symbols): Add mapfile parameter. Change all
7915 callers. Pass mapfile, symbol, and reason to include_member.
7916 (Archive::include_all_members): Add mapfile parameter. Change all
7917 callers.
7918 (Archive::include_member): Add mapfile, sym, and why parameters.
7919 Change all callers. Report inclusion to map file.
7920 * archive.h: Include "fileread.h".
7921 (class Archive): Update declarations.
7922 (Archive::file): New const method.
7923 (class Add_archive_symbols): Add mapfile_ field. Update
7924 constructor. Change all callers.
7925 * readsyms.h (class Read_symbols): Likewise.
7926 (class Finish_group): Likewise.
7927 (class Read_script): Likewise.
7928 * common.cc: Include "mapfile.h".
7929 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7930 all callers.
7931 (Symbol_table::do_allocate_commons): Likewise.
7932 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7933 symbol allocation to mapfile.
7934 * common.h (class Allocate_commons_task): Add mapfile_ field.
7935 Update constructor. Change all callers.
7936 * symtab.h (class Symbol_table): Update declarations.
7937 * layout.cc: Include "mapfile.h".
7938 (Layout_task_runner::run): Print information to mapfile.
7939 (Layout::create_gold_note): Change Output_data_fixed_space to
7940 Output_data_zero_fill.
7941 (Layout::create_build_id): Likewise.
7942 (Layout::print_to_mapfile): New function.
7943 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7944 constructor. Change caller.
7945 (class Layout): Declare print_to_mapfile.
7946 * output.cc (Output_section::Input_section::print_to_mapfile): New
7947 function.
7948 (Output_section::add_input_section): If producing a map, always
7949 add to input_sections_ list.
7950 (Output_section::do_print_to_mapfile): New function.
7951 (Output_segment::print_sections_to_mapfile): New function.
7952 (Output_segment::print_section_list_to_mapfile): New function.
7953 * output.h: Include "mapfile.h".
7954 (Output_data::print_to_mapfile): New function.
7955 (Output_data::do_print_to_mapfile): New virtual function.
7956 (Output_segment_headers::do_print_to_mapfile): New function.
7957 (Output_file_header::do_print_to_mapfile): New function.
7958 (Output_data_const::do_print_to_mapfile): New function.
7959 (class Output_data_const_buffer): Add map_name_ field. Update
7960 constructor. Change all callers. Add do_print_to_mapfile
7961 function.
7962 (class Output_data_fixed_space): Likewise.
7963 (class Output_data_space): Likewise.
7964 (class Output_data_zero_fill): New class.
7965 (Output_data_strtab::do_print_to_mapfile): New function.
7966 (Output_data_reloc_base::do_print_to_mapfile): New function.
7967 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7968 (Output_data_group::do_print_to_mapfile): New function.
7969 (Output_data_got::do_print_to_mapfile): New function.
7970 (Output_data_dynamic::do_print_to_mapfile): New function.
7971 (Output_symtab_xindex::do_print_to_mapfile): New function.
7972 (class Output_section): Declare do_print_to_mapflie. Declare
7973 print_to_mapfile in Input_section.
7974 (class Output_segment): Declare new functions.
7975 * object.h (Sized_relobj::symbol_count): New function.
7976 * script-sections.cc
7977 (Output_section_element_dot_assignment::set_section_addresses):
7978 Change Output_data_fixed_space to Output_data_zero_fill.
7979 (Output_data_expression::do_print_to_mapfile): New function.
7980 * script.cc (read_input_script): Add mapfile parameter. Change
7981 all callers.
7982 * script.h (read_input_script): Update declaration.
7983 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7984 (Eh_frame::do_print_to_mapfile): New function.
7985 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7986 (Output_merge_string::do_print_to_mapfile): New function.
7987 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7988 function.
7989 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7990 function.
7991 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7992 function.
7993 * Makefile.am (CCFILES): Add mapfile.cc.
7994 (HFILES): Add mapfile.h.
7995 * Makefile.in: Rebuild.
7996
9f1d377b
ILT		 79972008-05-19 Ian Lance Taylor <iant@google.com>
7998
7999 * options.h (class General_options): Add -z relro.
8000 * layout.cc (Layout::Layout): Initialize relro_segment_.
8001 (Layout::add_output_section_data): Return the output section.
8002 (Layout::make_output_section): Rcognize relro sections and mark
8003 them appropriately.
8004 (Layout::attach_allocated_section_to_segment): Put relro sections
8005 in a PT_GNU_RELRO segment.
8006 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8007 section as relro.
8008 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8009 PT_TLS segments.
8010 (Layout::linkonce_mapping): Map d.rel.ro.local to
8011 .data.rel.ro.local.
8012 (Layout::output_section_name): Us .data.rel.ro.local for any
8013 section which begins with that.
8014 * layout.h (class Layout): Update add_output_section_data
8015 declaration. Add relro_segment_ field.
8016 * output.cc (Output_section::Output_section): Initialize is_relro_
8017 and is_relro_local_ fields.
8018 (Output_segment::add_output_section): Group relro sections.
8019 (Output_segment::is_first_section_relro): New function.
8020 (Output_segment::maximum_alignment): If there is a relro section,
8021 align the segment to the common page size.
8022 (Output_segment::set_section_addresses): Track whether we are
8023 looking at relro sections. If the last section is a relro
8024 section, align to the common page size.
8025 (Output_segment::set_section_list_addresses): Add in_relro
8026 parameter. Change all callers. Align to the page size when
8027 moving from relro to non-relro section.
8028 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8029 segment.
8030 * output.h (class Output_section): Add is_relro_ and
8031 is_relro_local_ fields.
8032 (Output_section::is_relro): New function.
8033 (Output_section::set_is_relro): New function.
8034 (Output_section::is_relro_local): New function.
8035 (Output_section::set_is_relro_local): New function.
8036 (class Output_segment): Update declarations.
8037 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8038 * sparc.cc (Target_sparc::got_section): Likewise.
8039 * x86_64.cc (Target_x86_64::got_section): Likewise.
8040 * testsuite/relro_test_main.cc: New file.
8041 * testsuite/relro_test.cc: New file.
8042 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8043 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8044 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8045 (relro_test.so, relro_test_pic.o): New targets.
8046 * testsuite/Makefile.in: Rebuild.
8047
a984ee1d
ILT		 80482008-05-16 Ian Lance Taylor <iant@google.com>
8049
01676dcd
ILT		 8050 * output.cc (Output_segment::add_output_section): Remove front
8051 parameter.
8052 * output.h (class Output_segment): Remove
8053 add_initial_output_section and overloaded add_output_section.
8054 Update declaration of remaining add_output_section.
8055 * layout.cc (Layout::create_interp): Call add_output_section
8056 rather than add_initial_output_section.
8057 (Layout::finish_dynamic_section): Likewise.
8058
497897f9
ILT		 8059 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8060 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8061 know the dynamic type.
8062 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8063 field. Initialize it in constructor.
8064 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8065 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8066 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8067 reloc.
8068
a984ee1d
ILT		 8069 * output.cc (Output_reloc::get_address): Change return type to
8070 Elf_Addr.
8071 * output.h (class Output_reloc): Update get_address declaration.
8072 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8073 for section addresses.
8074
55ba0940
ILT		 80752008-05-09 Ian Lance Taylor <iant@google.com>
8076
8077 PR 6493
8078 * gold.cc (gold_nomem): Use return value of write.
8079
75517b77
ILT		 80802008-05-08 Ian Lance Taylor <iant@google.com>
8081
8082 * symtab.c (Symbol::init_base_output_data): Add version
8083 parameter. Change all callers.
8084 (Symbol::init_base_output_segment): Likewise.
8085 (Symbol::init_base_constant): Likewise.
8086 (Symbol::init_base_undefined): Likewise.
8087 (Sized_symbol::init_output_data): Likewise.
8088 (Sized_symbol::init_output_segment): Likewise.
8089 (Sized_symbol::init_constant): Likewise.
8090 (Sized_symbol::init_undefined): Likewise.
8091 (Symbol_table::do_define_in_output_data): If the new symbol has a
8092 version, mark it as the default.
8093 (Symbol_table::do_define_in_output_segment): Likewise.
8094 (Symbol_table::do_define_as_constant): Likewise.
8095 * symtab.h (class Symbol): Update declarations.
8096 (class Sized_symbol): Likewise.
8097 * resolve.cc (Symbol::override_version): New function.
c42e122e 8098 (Symbol::override_base): Call override_version.
75517b77
ILT		 8099 (Symbol::override_base_with_special): Likewise.
8100 * testsuite/ver_script_8.script: New file.
8101 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8102 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8103 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8104 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8105
f1f70eae
ILT		 81062008-05-06 Ian Lance Taylor <iant@google.com>
8107
f3e9c5c5
ILT		 8108 PR 6049
8109 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8110 functions.
8111 (class General_options): Remove existing --undefined, and add
8112 --no-undefined instead. Add new --undefined as synonym for -u.
8113 * archive.cc (Archive::add_symbols): Check whether symbol was
8114 named with -u.
8115 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8116 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8117 all uses. Add IS_UNDEFINED. Update declarations to split
8118 different versions of init_base. Declare init_base_undefined.
8119 (Symbol::is_defined): Handle IS_UNDEFINED.
8120 (Symbol::is_undefined): Likewise.
8121 (Symbol::is_weak_undefined): Call is_undefined.
8122 (Symbol::is_absolute): Handle IS_CONSTANT.
8123 (class Sized_symbol): Update declarations to split different
8124 versions of init. Declare init_undefined.
8125 (class Symbol_table): Declare new functions.
8126 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8127 Change all callers.
8128 (Symbol::init_base_output_data): Likewise.
8129 (Symbol::init_base_output_segment): Likewise.
8130 (Symbol::init_base_constant): Likewise.
8131 (Symbol::init_base_undefined): New function.
8132 (Sized_symbol::init_object): Rename from init. Change all
8133 callers.
8134 (Sized_symbol::init_output_data): Likewise.
8135 (Sized_symbol::init_output_segment): Likewise.
8136 (Sized_symbol::init_constant): Likewise.
8137 (Sized_symbol::init_undefined): New function.
8138 (Symbol_table::add_undefined_symbols_from_command_line): New
8139 function.
8140 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8141 function.
8142 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8143 (Symbol::output_section): Likewise.
8144 (Symbol::set_output_section): Likewise.
8145 (Symbol_table::sized_finalize_symbol): Likewise.
8146 (Symbol_table::sized_write_globals): Likewise.
8147 * resolve.cc (Symbol_table::should_override): Likewise.
8148 (Symbol::override_base_with_special): Likewise.
8149
8bdcdf2c
ILT		 8150 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8151 symbol, change it to have default visibility.
8152 * testsuite/protected_1.cc: New file.
8153 * testsuite/protected_2.cc: New file.
8154 * testsuite/protected_3.cc: New file.
8155 * testsuite/protected_main_1.cc: New file.
8156 * testsuite/protected_main_2.cc: New file.
8157 * testsuite/protected_main_3.cc: New file.
8158 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8159 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8160 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8161 (protected_1.so): New target.
8162 (protected_1_pic.o, protected_2_pic.o): New targets.
8163 (protected_3_pic.o): New target.
8164 (check_PROGRAMS): Add protected_2.
8165 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8166 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8167 * testsuite/Makefile.in: Rebuild.
8168
2b706932
ILT		 8169 * options.h (DEFINE_var): Add set_user_set_##varname__.
8170 (DEFINE_bool_alias): New macro.
8171 (class General_options): Define -Bstatic using DEFINE_bool_alias
8172 rather than DEFINE_special. Add --undefined as an alias for -z
8173 defs.
8174 * options.cc (General_options::parse_Bstatic): Remove.
8175
d82a5bcc
ILT		 8176 * options.h (class General_options): Add --fatal-warnings.
8177 * main.cc (main): Implement --fatal-warnings.
8178 * errors.h (Errors::warning_count): New function.
8179
f1f70eae
ILT		 8180 * options.h (class General_options): Add -Bsymbolic-functions.
8181 * symtab.h (Symbol::is_preemptible): Check for
8182 -Bsymbolic-functions.
8183
8825ac63
ILT		 81842008-05-05 Ian Lance Taylor <iant@google.com>
8185
d98bc257
ILT		 8186 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8187 as noVARNAME rather than no-VARNAME.
8188 (class General_options): Add option -z combreloc.
8189 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8190 get_address.
8191 (Output_reloc::sort_before) [SHT_REL]: New function.
8192 (Output_reloc::sort_before) [SHT_RELA]: New function.
8193 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8194 Sort_relocs_comparison.
8195 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8196 parameter. Change all callers.
8197 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8198 sort_relocs parameter. Change all callers.
8199 * output.cc (Output_reloc::get_address): New function, broken out
8200 of write_rel.
8201 (Output_reloc::write_rel): Call it.
8202 (Output_reloc::compare): New function.
8203 (Output_data_reloc_base::do_write): Optionally sort relocs.
8204
60b2b4e7
ILT		 8205 * configure.ac: If targ_extra_obj is set, link it in.
8206 * configure.tgt: Initialize all variables.
8207 (x86_64*): Set targ_extra_obj and targ_extra_size.
8208 * configure: Rebuild.
8209
8825ac63
ILT		 8210 * object.cc (Sized_relobj::include_section_group): Adjust section
8211 indexes read from group data. Build vector to pass to
8212 layout_group.
8213 * layout.cc (Layout::layout_group): Add flags and shndxes
8214 parameters. Remove contents parameter. Change caller. Update
8215 explicit instantiations.
8216 * layout.h (class Layout): Update layout_group declaration.
8217 * output.cc (Output_data_group::Output_data_group): Add flags and
8218 input_shndxes parameters. Remove contents parameter. Change
8219 caller.
8220 (Output_data_group::do_write): Change input_sections_ to
8221 input_shndxes_.
8222 * output.h (class Output_data_group): Update constructor
8223 declaration. Rename input_sections_ to input_shndxes_.
8224 * testsuite/many_sections_test.cc: Add template.
8225
e94cf127
CC		 82262008-04-30 Cary Coutant <ccoutant@google.com>
8227
4418b2d5
CC		 8228 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8229
e94cf127
CC		 8230 * layout.cc (Layout::include_section): Refactored check for debug
8231 info section.
8232 (Layout::add_comdat): Add new parameters. Change type
8233 of signature parameter. Add object and shndx to signatures table.
8234 (Layout::find_kept_object): New function.
8235 * layout.h: Include <cstring>.
8236 (Layout::is_debug_info_section): New function.
8237 (Layout::add_comdat): Add new parameters.
8238 (Layout::find_kept_object): New function.
8239 (Layout::Kept_section): New struct.
8240 (Layout::Signatures): Change type of map range.
8241 * object.cc (Relobj::output_section_address): New function.
8242 (Sized_relobj::include_section_group): Add new parameters. Change
8243 calls to Layout::add_comdat. Change to build table of kept comdat
8244 groups and table mapping discarded sections to kept sections.
8245 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8246 (Sized_relobj::do_layout): Change calls to include_section_group and
8247 include_linkonce_section.
8248 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8249 value to zero when section is discarded.
8250 (Sized_relobj::map_to_kept_section): New function.
8251 * object.h (Relobj::output_section_address): New function.
8252 (Relobj::Comdat_group): New type.
8253 (Relobj::find_comdat_group): New function.
8254 (Relobj::Comdat_group_table): New type.
8255 (Relobj::Kept_comdat_section): New type.
8256 (Relobj::Kept_comdat_section_table): New type.
8257 (Relobj::add_comdat_group): New function.
8258 (Relobj::set_kept_comdat_section): New function.
8259 (Relobj::get_kept_comdat_section): New function.
8260 (Relobj::comdat_groups_): New field.
8261 (Relobj::kept_comdat_sections_): New field.
8262 (Symbol_value::input_value): Update comment.
8263 (Sized_relobj::map_to_kept_section) New function.
8264 (Sized_relobj::include_linkonce_section): Add new parameter.
8265 * target-reloc.h (Comdat_behavior): New type.
8266 (get_comdat_behavior): New function.
8267 (relocate_section): Add code to map a discarded section to the
8268 corresponding kept section when applying a relocation.
8269
e4e5049b
CS		 82702008-04-30 Craig Silverstein <csilvers@google.com>
8271
8272 * dwarf_reader.cc (next_generation_count): New static var.
8273 (Addr2line_cache_entry): New struct.
8274 (addr2line_cache): New static var.
8275 (Dwarf_line_info::one_addr2line): Added caching.
8276 (Dwarf_line_info::clear_addr2line_cache): New function.
8277 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8278 cache-size parameter.
8279 (Dwarf_line_info::one_addr2line_cache): New function.
8280 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8281 new cache-size argument to one_addr2line(), and clear cache.
8282
d09e9154
CC		 82832008-04-28 Cary Coutant <ccoutant@google.com>
8284
8285 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8286 R_386_PC8 relocations.
8287
7ef73768
ILT		 82882008-04-23 Ian Lance Taylor <iant@google.com>
8289
55438702
ILT		 8290 * object.cc (Sized_relobj::include_section_group): Check for
8291 invalid section group.
8292
c165fb93
ILT		 8293 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8294 header size.
8295
7ef73768
ILT		 8296 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8297 than read for file header.
8298 * archive.cc (Archive::include_member): Likewise.
8299
6194aaab
L		 83002008-04-23 Paolo Bonzini <bonzini@gnu.org>
8301
8302 * aclocal.m4: Regenerate.
8303 * configure: Regenerate.
8304
d491d34e
ILT		 83052008-04-19 Ian Lance Taylor <iant@google.com>
8306
5ea2bac6
ILT		 8307 * version.cc (version_string): Bump to 1.6.
8308
7bc3e21a
ILT		 8309 * testsuite/Makefile.am (many_sections_r_test): New target.
8310 (many_sections_r_test_SOURCES): Remove.
8311 (many_sections_r_test_DEPENDENCIES): Remove.
8312 (many_sections_r_test_LDFLAGS): Remove.
8313 (many_sections_r_test_LDADD): Remove.
8314
7fcd3aa9
ILT		 8315 * object.cc (Sized_relobj::do_add_symbols): Always pass
8316 local_symbol_count_ to add_from_relobj.
8317
4c94d6ae
ILT		 8318 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8319 every thousand variables.
8320 * testsuite/Makefile.in: Rebuild.
8321
d491d34e
ILT		 8322 * object.cc (Xindex::initialize_symtab_xindex): New function.
8323 (Xindex::read_symtab_xindex): New function.
8324 (Xindex::sym_xindex_to_shndx): New function.
8325 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8326 available.
8327 (Sized_relobj::do_initialize_xindex): New function.
8328 (Sized_relobj::do_read_symbols): Adjust section links.
8329 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8330 parameter. Change all callers.
8331 (Sized_relobj::include_section_group): Adjust section links and
8332 symbol section indexes.
8333 (Sized_relobj::do_layout): Adjust section links.
8334 (Sized_relobj::do_count_local_symbols): Adjust section links and
8335 symbol section indexes.
8336 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8337 ordinary and special symbols.
8338 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8339 dynsym_xindex parameters. Change all callers. Adjust section
8340 links. Use SHN_XINDEX when needed.
8341 (Sized_relobj::get_symbol_location_info): Adjust section links.
8342 Don't get fooled by special symbols.
8343 * object.h (class Xindex): Define.
8344 (class Object): Add xindex_ parameter. Declare virtual functoin
8345 do_initialize_xindex.
8346 (Object::adjust_sym_shndx): New function.
8347 (Object::set_xindex): New protected function.
8348 (class Symbol_value): Add is_ordinary_shndx_ field.
8349 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8350 (Symbol_value::value): Assert ordinary section.
8351 (Symbol_value::initialize_input_to_output_map): Likewise.
8352 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8353 Change all callers.
8354 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8355 all callers.
8356 (class Sized_relobj): Update declarations.
8357 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8358 parameter. Change all callers.
8359 (Sized_relobj::adjust_shndx): New function.
8360 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8361 field.
8362 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8363 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8364 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8365 (Sized_dynobj::read_dynsym_section): Adjust section links.
8366 (Sized_dynobj::read_dynamic): Likewise.
8367 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8368 section links.
8369 (Sized_dynobj::do_initialize_xindex): New function.
8370 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8371 do_initialize_xindex.
8372 (Sized_dynobj::adjust_shndx): New function.
8373 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8374 dynsym_xindex_ fields.
8375 (Layout::finalize): Add a call to set_section_indexes before
8376 creating the symtab sections.
8377 (Layout::set_section_indexes): Don't do anything if the section
8378 already has a section index.
8379 (Layout::create_symtab_sections): Add shnum parameter. Change
8380 caller. Create .symtab_shndx section if needed.
8381 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8382 caller.
8383 (Layout::allocated_output_section_count): New function.
8384 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8385 needed.
8386 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8387 fields. Update declarations.
8388 (Layout::symtab_xindex): New function.
8389 (Layout::dynsym_xindex): New function.
8390 (class Write_symbols_task): Add layout_ field.
8391 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8392 Change caller.
8393 * output.cc (Output_section_headers::Output_section_headers): Add
8394 shstrtab_section parameter. Change all callers.
8395 (Output_section_headers::do_sized_write): Store overflow values
8396 for section count and section string table section index in
8397 section header zero.
8398 (Output_file_header::do_sized_write): Check for overflow of
8399 section count and section string table section index.
8400 (Output_symtab_xindex::do_write): New function.
8401 (Output_symtab_xindex::endian_do_write): New function.
8402 * output.h (class Output_section_headers): Add shstrtab_section_.
8403 Update declarations.
8404 (class Output_symtab_xindex): Define.
8405 (Output_section::has_out_shndx): New function.
8406 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8407 field.
8408 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8409 Change all callers.
8410 (Sized_symbol::init): Likewise.
8411 (Symbol::output_section): Check for ordinary symbol.
8412 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8413 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8414 callers.
8415 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8416 Change all callers. Simplify handling of symbols from sections
8417 not included in the link.
8418 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8419 distinction.
8420 (Weak_alias_sorter::operator()): Assert that symbols are
8421 ordinary.
8422 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8423 distinction.
8424 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8425 parameters. Change all callers.
8426 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8427 symbol distinction. Use SHN_XINDEX when needed.
8428 (Symbol_table::write_section_symbol): Add symtab_xindex
8429 parameter. Change all callers.
8430 (Symbol_table::sized_write_section_symbol): Likewise. Use
8431 SHN_XINDEX when needed.
8432 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8433 declarations.
8434 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8435 (Symbol::is_defined): Check is_ordinary.
8436 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8437 (Symbol::is_absolute, Symbol::is_common): Likewise.
8438 (class Sized_symbol): Update declarations.
8439 (class Symbol_table): Update declarations.
8440 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8441 parameters. Change all callers.
8442 (Sized_symbol::override): Likewise.
8443 (Symbol_table::override): Likewise.
8444 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8445 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8446 is_ordinary, and orig_st_shndx parameters. Change all callers.
8447 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8448 to be in an ordinary section.
8449 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8450 object and is_ordinary parameters. Change all callers.
8451 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8452 Change all callers. Don't add undefined or non-ordinary symbols
8453 to reloc_map_.
8454 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8455 Change all callers.
8456 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8457 declarations.
8458 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8459 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8460 (Sized_relobj::relocate_sections): Likewise.
8461 * target-reloc.h (scan_relocs): Adjust section symbol index.
8462 (scan_relocatable_relocs): Likewise.
8463 * i386.cc (Scan::local): Check for ordinary symbols.
8464 * sparc.cc (Scan::local): Likewise.
8465 * x86_64.cc (Scan::local): Likewise.
8466 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8467 to symbol_section_and_value.
8468 * testsuite/many_sections_test.cc: New file.
8469 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8470 (check_PROGRAMS): Add many_sections_test.
8471 (many_sections_test_SOURCES): Define.
8472 (many_sections_test_DEPENDENCIES): Define.
8473 (many_sections_test_LDFLAGS): Define.
8474 (BUILT_SOURCES): Add many_sections_define.h.
8475 (many_sections_define.h): New target.
8476 (BUILT_SOURCES): Add many_sections_check.h.
8477 (many_sections_check.h): New target.
8478 (check_PROGRAMS): Add many_sections_r_test.
8479 (many_sections_r_test_SOURCES): Define.
8480 (many_sections_r_test_DEPENDENCIES): Define.
8481 (many_sections_r_test_LDFLAGS): Define.
8482 (many_sections_r_test_LDADD): Define.
8483 (many_sections_r_test.o): New target.
8484 * testsuite/Makefile.in: Rebuild.
8485
c5818ff1
CC		 84862008-04-17 Cary Coutant <ccoutant@google.com>
8487
8488 * errors.cc (Errors::info): New function.
8489 (gold_info): New function.
8490 * errors.h (Errors::info): New function.
8491 * gold.h (gold_info): New function.
8492 * object.cc (Input_objects::add_object): Print trace output.
8493 * options.cc (options::parse_set): New function.
8494 (General_options::parse_wrap): Deleted.
8495 (General_options::General_options): Deleted initializer.
8496 * options.h (options::String_set): New typedef.
8497 (options::parse_set): New function.
8498 (DEFINE_set): New macro.
8499 (General_options::wrap): Changed to use DEFINE_set. Changed
8500 callers of any_wrap_symbols and is_wrap_symbol.
8501 (General_options::trace, General_options::trace_symbol):
8502 New options.
8503 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8504 (General_options::wrap_symbols_): Deleted.
8505 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8506
b5be4a7c
DM		 85072008-04-17 David S. Miller <davem@davemloft.net>
8508
8509 * options.cc (General_options::parse_V): New function.
8510 * options.h: Add entries for -V and -Qy.
8511
155a0dd7
ILT		 85122008-04-17 Ian Lance Taylor <iant@google.com>
8513
8514 * common.cc (Symbol_table::allocate_commons): Remove options
8515 parameter. Change caller.
8516 (Symbol_table::do_allocate_commons): Remove options parameter.
8517 Change caller. Just call do_allocate_commons_list twice.
8518 (Symbol_table::do_allocate_commons_list): New function, broken out
8519 of do_allocate_commons.
8520 * common.h (class Allocate_commons_task): Remove options_ field.
8521 Update constructor.
8522 * symtab.cc (Symbol_table::Symbol_table): Initialize
8523 tls_commons_.
8524 (Symbol_table::add_from_object): Put TLS common symbols on
8525 tls_commons_ list.
8526 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8527 which are IN_OUTPUT_DATA.
8528 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8529 allocate_commons and do_allocate_commons declarations. Declare
8530 do_allocate_commons_list.
8531 * gold.cc (queue_middle_tasks): Update creation of
8532 Allocate_commons_task to not pass options.
8533 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8534 (TLS_TEST_C_FLAGS): New variable.
8535 (tls_test_c_pic.o): New target.
8536 (tls_test_shared.so): Link in tls_test_c_pic.o.
8537 (tls_test_c_pic_ie.o): New target.
8538 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8539 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8540 (tls_test_c.o): New target.
8541 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8542 (tls_pic_test_LDADD): Likewise.
8543 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8544 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8545 (tls_test_c_gnu2.o): New target.
8546 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8547 tls_test_c_gnu2.o.
8548 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8549 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8550 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8551 * testsuite/tls_test.cc: Include "config.h".
8552 (t_last): Call t11_last.
8553 * testsuite/tls_test.h (t11, t11_last): Declare.
8554 * testsuite/tls_test_c.c: New file.
8555 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8556 * configure.ac: Check for OpenMP support.
8557 * configure, config.in, Makefile.in: Rebuild.
8558 * testsuite/Makefile.in: Rebuild.
8559
edfbb029
CC		 85602008-04-16 Cary Coutant <ccoutant@google.com>
8561
8562 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8563 (Target_i386::tls_base_symbol_defined_): New field.
8564 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8565 (Target_i386::Scan::global): Likewise.
8566 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8567 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8568 (Target_x86_64::tls_base_symbol_defined_): New field.
8569 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8570 (Target_x86_64::Scan::global): Likewise.
8571
f3c69fca
CC		 85722008-04-16 Cary Coutant <ccoutant@google.com>
8573
8574 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8575 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8576 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8577 building shared libraries.
8578 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8579 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8580 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8581 * testsuite/Makefile.in: Rebuild.
8582 * testsuite/weak_undef.h: New file.
8583 * testsuite/weak_undef_file1.cc: Add extra test cases.
8584 * testsuite/weak_undef_file2.cc: Likewise.
8585 * testsuite/weak_undef_test.cc: Likewise.
8586
7c414435
DM		 85872008-04-16 David S. Miller <davem@davemloft.net>
8588
32b769e1
DM		 8589 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8590 Add issued_non_pic_error_ field. Declare check_non_pic.
8591 (Target_sparc::Scan::check_non_pic): New function.
8592 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8593 (Target_sparc::Scan::global): Likewise.
8594
11936fb1
DM		 8595 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8596 * configure: Rebuild.
8597
7c414435
DM		 8598 * options.h (DEFINE_enable): New macro.
8599 (new_dtags): New enable option.
8600 (initfirst, interpose, loadfltr, nodefaultlib,
8601 nodelete, nodlopen, nodump): New -z options.
8602 * layout.cc (Layout:finish_dynamic_section): If new
8603 dtags enabled, emit DT_RUNPATH. Also, emit a
8604 DT_FLAGS_1 containing any specified -z flags.
8605
85c7bf8b
ILT		 86062008-04-16 Ian Lance Taylor <iant@google.com>
8607
12c0daef
ILT		 8608 * copy-relocs.cc: New file.
8609 * copy-relocs.h: New file.
8610 * reloc.cc: Remove Copy_relocs code.
8611 * reloc.h: Likewise.
8612 * reloc-types.h (struct Reloc_types) [both versions]: Add
8613 get_reloc_addend_noerror.
8614 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8615 variants of add_global which take an addend which must be zero.
8616 * i386.cc: Include "copy-relocs.h".
8617 (class Target_i386): Change type of copy_relocs_ to variable,
8618 update initializer.
8619 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8620 Change all callers.
8621 (Target_i386::do_finalize_sections): Change handling of
8622 copy_relocs_.
8623 * sparc.cc: Include "copy-relocs.h".
8624 (class Target_sparc): Change type of copy_relocs_ to variable,
8625 update initializer.
8626 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8627 Change all callers.
8628 (Target_sparc::do_finalize_sections): Change handling of
8629 copy_relocs_.
8630 * x86_64.cc: Include "copy-relocs.h".
8631 (class Target_x86_64): Change type of copy_relocs_ to variable,
8632 update initializer.
8633 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8634 class. Change all callers.
8635 (Target_x86_64::do_finalize_sections): Change handling of
8636 copy_relocs_.
8637 * Makefile.am (CCFILES): Add copy-relocs.cc.
8638 (HFILES): Add copy-relocs.h.
8639
4f4995b6
ILT		 8640 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8641
85c7bf8b
ILT		 8642 * testsuite/script_test_4.sh: Permit leading zeroes.
8643
4f2a9edd
ILT		 86442008-04-15 Ian Lance Taylor <iant@google.com>
8645
e6188289
ILT		 8646 * script-sections.cc (Script_sections::create_segments): Use
8647 header_size_adjustment even when there is enough room for the
8648 headers.
8649 * testsuite/script_test_4.sh: New file.
8650 * testsuite/script_test_4.t: New file.
8651 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8652 (check_DATA): Add script_test_4.stdout.
8653 (MOSTLYCLEANFILES): Likewise.
8654 (script_test_4): New target.
8655 (script_test_4.stdout): New target.
8656 * testsuite/Makefile.in: Rebuild.
8657
4f2a9edd
ILT		 8658 * sparc.cc: Add definitions for Output_data_plt_sparc class
8659 constants.
8660
f5314dd5
DM		 86612008-04-14 David S. Miller <davem@davemloft.net>
8662
8663 * sparc.cc: New file.
8664 * Makefile.am (TARGETSOURCES): Add sparc.cc
8665 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8666 * configure.tgt: Document targ_extra_size and
8667 targ_extra_big_endian. Add entries for sparc-* and
8668 sparc64-*.
8669 * configure.ac: Handle targ_extra_size and
8670 targ_extra_big_endian.
8671 * Makefile.in: Rebuild.
8672 * configure: Likewise.
8673 * po/POTFILES.in: Likewise.
8674 * po/gold.pot: Likewise.
8675
154e0e9a
ILT		 86762008-04-14 Ian Lance Taylor <iant@google.com>
8677
8678 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8679 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8680 in the name/type/flags to section mapping. Don't call
8681 allocate_output_section.
8682 (Layout::choose_output_section): Change parameter from adjust_name
8683 to is_input_section. Don't permit input sections after sections
8684 are attached to segments. Don't call allocate_output_section.
8685 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8686 not write_enable_output_section.
8687 (Layout::make_output_section): Don't push to
8688 unattached_section_list_ nor call attach_to_segment. Call
8689 attach_section_to_segment if sections are attached.
8690 (Layout::attach_sections_to_segments): New function.
8691 (Layout::attach_section_to_segment): New function.
8692 (Layout::attach_allocated_section_to_segment): Rename from
8693 attach_to_segment. Remove flags parameter.
8694 (Layout::allocate_output_section): Remove function.
8695 (Layout::write_enable_output_section): Remove function.
8696 * layout.h (class Layout): Update for above changes. Add new
8697 field sections_are_attached_.
8698 * output.h (Output_section::update_flags_for_input_section): New
8699 function.
8700 * output.cc (Output_section::add_input_section): Call
8701 update_flags_for_input_section.
8702 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8703
009a67a2
CC		 87042008-04-11 Cary Coutant <ccoutant@google.com>
8705
8706 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8707 thought unnecessary.
8708 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8709
759b1a24
ILT		 87102008-04-11 Ian Lance Taylor <iant@google.com>
8711
8712 * output.h (class Output_section_data): Remove inline definition
8713 of set_addralign.
8714 * output.cc (Output_section_data::set_addralign): New function.
8715
c2b45e22
CC		 87162008-04-11 Cary Coutant <ccoutant@google.com>
8717
8718 Add support for TLS descriptors for i386 and x86_64.
8719 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8720 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8721 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8722 GOT_TYPE_TLS_DESC.
8723 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8724 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8725 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8726 relocations.
8727 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8728 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8729 Fix problem with initial-exec relocations.
8730 (Target_i386::Relocate::relocate_tls): Likewise.
8731 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8732 relaxation.
8733 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8734 support for section-plus-offset dynamic table entries.
8735 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8736 (Output_data_dynamic::Dynamic_entry): Add support for
8737 section-plus-offset dynamic table entries.
8738 (Output_data_dynamic::Classification): Likewise.
8739 (Output_data_dynamic::classification_): Renamed offset_.
8740 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8741 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8742 (Target_x86_64::make_plt_section): New function.
8743 (Target_x86_64::reserve_tlsdesc_entries): New function.
8744 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8745 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8746 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8747 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8748 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8749 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8750 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8751 add extra PLT entry for TLS descriptors.
8752 (Output_data_plt_x86_64::got_): New field.
8753 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8754 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8755 fields.
8756 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8757 descriptors.
8758 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8759 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8760 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8761 R_386_TLS_DESC_CALL relocations.
8762 (Target_x86_64::Scan::global): Likewise.
8763 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8764 for TLS descriptors.
8765 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8766 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8767 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8768 GD-to-IE relaxation.
8769 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8770 and TLS_DESCRIPTORS.
8771 * Makefile.in: Rebuild.
8772 * configure: Rebuild.
8773 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8774 (tls_test_shared2.so): New target.
8775 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8776 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8777 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8778 (tls_shared_gd_to_ie_test_LDADD): New variable.
8779 (tls_shared_gnu2_gd_to_ie_test): New target.
8780 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8781 New targets.
8782 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8783 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8784 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8785 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8786 (tls_shared_gnu2_test): New target.
8787 (tls_test_gnu2_shared.so): New target.
8788 (tls_shared_gnu2_test_SOURCES): New variable.
8789 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8790 (tls_shared_gnu2_test_LDFLAGS): New variable.
8791 (tls_shared_gnu2_test_LDADD): New variable.
8792 * testsuite/Makefile.in: Rebuild.
8793 * testsuite/Makefile.
8794
83bfb6b7
ILT		 87952008-04-11 Ian Lance Taylor <iant@google.com>
8796
8797 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8798 justsyms.t.
8799 * testsuite/Makefile.in: Rebuild.
8800
8801 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8802 long.
8803 * testsuite/script_test_2.cc (main): Adjust test.
8804
706e1f5e
ILT		 88052008-04-11 David S. Miller <davem@davemloft.net>
8806 Ian Lance Taylor <iant@google.com>
8807
8808 * options.h (General_options): Add entries for '-Y' and
8809 '-relax'.
8810 * options.cc (General_options:finalize): If -Y was used, add those
8811 entries to the library path instead of the default "/lib" and
8812 "/usr/lib".
8813
7c98e6bb
DM		 88142008-04-11 David S. Miller <davem@davemloft.net>
8815
8816 * testsuite/justsyms.t: Start at 0x100.
8817 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 8818 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8819 long.
8820 * testsuite/script_test_2.cc: Adjust string and section length
8821 checks.
7c98e6bb 8822
99a37bfd
ILT		 88232008-04-09 Ian Lance Taylor <iant@google.com>
8824
2cefc357
ILT		 8825 PR gold/5996
8826 * script-sections.cc (Sections_element::allocate_to_segment): Add
8827 orphan parameter.
8828 (Output_section_definition::allocate_to_segment): Likewise.
8829 (Orphan_output_section::allocate_to_segment): Likewise.
8830 (Script_sections::attach_sections_using_phdrs_clause): Don't
8831 propagate non-PT_LOAD segments to orphan sections.
8832 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8833 readelf rather than objdump.
8834 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8835 .interp section and PT_INTERP segment are the same size.
8836 * testsuite/Makefile.in: Rebuild.
8837
99a37bfd
ILT		 8838 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8839 aliases for symbols defined in the same object.
8840 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8841 (weak_alias_test_SOURCES): New variable.
8842 (weak_alias_test_DEPENDENCIES): New variable.
8843 (weak_alias_test_LDFLAGS): New variable.
8844 (weak_alias_test_LDADD): New variable.
8845 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8846 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8847 (weak_alias_test_3.o): New target.
8848 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8849 * testsuite/weak_alias_test_main.cc: New file.
8850 * testsuite/weak_alias_test_1.cc: New file.
8851 * testsuite/weak_alias_test_2.cc: New file.
8852 * testsuite/weak_alias_test_3.cc: New file.
8853
780e49c5
ILT		 88542008-04-08 Ian Lance Taylor <iant@google.com>
8855
cdb0b8f5
ILT		 8856 * options.h (class General_options): Add --noinhibit-exec option.
8857 * main.cc (main): Check --noinhibit-exec.
8858
0864d551
ILT		 8859 * options.h (class General_options): Define --wrap as a special
8860 option. Add wrap_symbols_ field.
8861 (General_options::any_wrap_symbols): New function.
8862 (General_options::is_wrap_symbol): New function.
8863 * options.cc (General_options::parse_wrap): New function.
8864 (General_options::General_options): Initialize wrap_symbols_.
8865 * symtab.cc (Symbol_table::wrap_symbol): New function.
8866 (Symbol_table::add_from_object): Handle --wrap.
8867 * symtab.h (class Symbol_table): Declare wrap_symbol.
8868 * target.h (Target::wrap_char): New function.
8869 (Target::Target_info): Add wrap_char field.
8870 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8871 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8872 * testsuite/testfile.cc (Target_test::test_target_info):
8873 Likewise.
8874
789aa6de
ILT		 8875 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8876 there is one.
8877
2c38906f
ILT		 8878 * layout.h (class Layout): Add added_eh_frame_data_ field.
8879 * layout.cc (Layout::Layout): Initialize new field.
8880 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8881 output section until we find a section we merged successfully.
8882 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8883 that the size be non-zero.
8884
780e49c5
ILT		 8885 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8886 qualifier.
8887
7fcd0256
ILT		 88882008-04-08 Craig Silverstein <csilvers@google.com>
8889
8890 * configure.ac: Export new conditional variable HAVE_ZLIB.
8891 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8892 on HAVE_ZLIB.
8893 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8894 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8895
6835af53
ILT		 88962008-04-07 Ian Lance Taylor <iant@google.com>
8897
e24f324c
ILT		 8898 * version.cc (version_string): Set to "1.5".
8899
a036edd8
ILT		 8900 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8901 Add issued_non_pic_error_ field. Declare check_non_pic.
8902 (Target_x86_64::Scan::check_non_pic): New function.
8903 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8904 (Target_x86_64::Scan::global): Likewise.
8905
624f8810
ILT		 8906 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8907 addend parameter. Change caller. Handle merge sections.
8908 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8909 Address to Addend. Don't add in the result of
8910 local_section_offset, pass down the addend and use the returned
8911 value.
8912 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8913 Update declarations of local_section_offset and symbol_value.
8914 * testsuite/two_file_test_1.cc (t18): New function.
8915 * testsuite/two_file_test_2.cc (f18): New function.
8916 * testsuite/two_file_test_main.cc (main): Call t18.
8917 * testsuite/two_file_test.h (t18, f18): Declare.
8918
6835af53
ILT		 8919 * configure.ac: Don't test for objdump, c++filt, or readelf.
8920 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8921 conditionals.
8922 (TEST_READELF): New variable.
8923 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8924 (check_PROGRAMS): Add two_file_strip_test.
8925 (two_file_strip_test): New target.
8926 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8927 (two_file_same_shared_strip_test_SOURCES): New variable.
8928 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8929 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8930 (two_file_same_shared_strip_test_LDADD): New variable.
8931 (two_file_shared_strip.so): New target.
8932 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8933 (ver_test_5.syms, ver_test_7.syms): Likewise.
8934 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8935 (strip_test_3.stdout): Use TEST_OBJDUMP.
8936 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8937
86925eef
CC		 89382008-04-04 Cary Coutant <ccoutant@google.com>
8939
8940 * symtab.h (Symbol::is_weak_undefined): New function.
8941 (Symbol::is_strong_undefined): New function.
8942 (Symbol::is_absolute): New function.
8943 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8944 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8945 absolute symbols.
8946 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8947 (weak_undef_test): New target.
8948 * testsuite/Makefile.in: Rebuild.
8949 * testsuite/weak_undef_file1.cc: New file.
8950 * testsuite/weak_undef_file2.cc: New file.
8951 * testsuite/weak_undef_test.cc: New file.
8952
126f3ece
ILT		 89532008-04-03 Craig Silverstein <csilvers@google.com>
8954
8955 * compressed_output.h (class Output_compressed_section): Use
8956 unsigned buffer.
8957 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8958 add zlib header.
8959 (zlib_compressed_suffix): Removed.
8960 (Output_compressed_section::set_final_data_size): Use unsigned
8961 buffers.
8962 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8963 Fix linker invocation.
8964 (flagstest_o_specialfile_and_compress_debug_sections):
8965 Likewise.
8966 * testsuite/Makefile.in: Regenerated.
8967
deae2a14
DM		 89682008-04-02 David S. Miller <davem@davemloft.net>
8969
8970 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8971 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8972
70752818
ILT		 89732008-04-02 Craig Silverstein <csilvers@google.com>
8974
8975 * TODO: New file.
8976
39d0cb0e
ILT		 89772008-04-02 Ian Lance Taylor <iant@google.com>
8978
8979 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8980 parameters. Update for new key type to views_. Change all
8981 callers.
8982 (File_read::read): Adjust for byteshift in returned view.
8983 (File_read::add_view): New function, broken out of
8984 find_and_make_view.
8985 (File_read::make_view): New function, broken out of
8986 find_and_make_view.
8987 (File_read::find_or_make_view): Add offset and aligned
8988 parameters. Rewrite accordingly. Change all callers.
8989 (File_read::get_view): Add offset and aligned parameters. Adjust
8990 for byteshift in return value.
8991 (File_read::get_lasting_view): Likewise.
8992 * fileread.h (class File_read): Update declarations.
8993 (class File_read::View): Add byteshift_ field. Add byteshift to
8994 constructor. Add byteshift method.
8995 * archive.h (Archive::clear_uncached_views): New function.
8996 (Archive::get_view): Add aligned parameter. Change all callers.
8997 * object.h (Object::get_view): Add aligned parameter. Change all
8998 callers.
8999 (Object::get_lasting_view): Likewise.
9000
9001 * fileread.cc (File_read::release): Don't call clear_views if
9002 there are multiple objects.
9003 * fileread.h (File_read::clear_uncached_views): New function.
9004 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9005 on the archive.
9006
a1207466
CC		 90072008-03-31 Cary Coutant <ccoutant@google.com>
9008
9009 Add thin archive support.
9010 * archive.cc (Archive::armagt): New const.
9011 (Archive::setup): Remove task parameter and calls to unlock.
9012 (Archive::unlock_nested_archives): New function.
9013 (Archive::read_header): Add nested_off parameter. Change
9014 all callers.
9015 (Archive::interpret_header): Likewise.
9016 (Archive::include_all_members): Change to handle thin
9017 archives.
9018 (Archive::include_member): Likewise.
9019 * archive.h (Archive::Archive): Add new parameters and
9020 initializers.
9021 (Archive::armagt): New const.
9022 (Archive::setup): Remove task parameter.
9023 (Archive::unlock_nested_archives): New function.
9024 (Archive::read_header): Add nested_off parameter.
9025 (Archive::interpret_header): Likewise.
9026 (Archive::Nested_archive_table): New typedef.
9027 (Archive::is_thin_archive_): New field.
9028 (Archive::nested_archives_): New field.
9029 (Archive::options_): New field.
9030 (Archive::dirpath_): New field.
9031 (Archive::task_): New field.
9032 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9033 for thin archives. Pass additional parameters to
9034 Archive::Archive. Unlock the archive file after calling
9035 Archive::setup.
cd536b21 9036
479f6503
ILT		 90372008-03-29 Ian Lance Taylor <iant@google.com>
9038
686c8caf
ILT		 9039 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9040 version symbol to be local.
9041 * testsuite/ver_test_4.sh: New file.
9042 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9043 (check_DATA): Add ver_test_4.syms.
9044 (ver_test_4.syms): New target.
9045 * testsuite/Makefile.in: Rebuild.
9046
ab794b6b
ILT		 9047 * output.cc
9048 (Output_section::Input_section_sort_entry::has_priority): New
9049 function.
9050 (Output_section::Input_section_sort_entry::match_file_name): New
9051 function.
9052 (Output_section::Input_section_sort_entry::match_section_name):
9053 Remove.
9054 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9055 Remove.
9056 (Output_section::Input_section_sort_entry::match_section_file):
9057 Remove.
9058 (Output_section::Input_section_sort_compare::operator()): Rewrite
9059 using new Input_section_sort_entry functions. Sort crtbegin and
9060 crtend first. Sort sections with no priority before sections with
9061 a priority.
9062 * testsuite/initpri1.c (d3): Check j != 4.
9063 (cd5): New constructor/destructor function.
9064 (main): Check j != 2.
9065
479f6503
ILT		 9066 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9067 new symbol when resolving, don't call set_is_default.
9068 * testsuite/ver_test_7.cc: New file.
9069 * testsuite/ver_test_7.sh: New file.
9070 * testsuite/Makefile.am (ver_test_7.so): New target.
9071 (ver_test_7.o): New target.
9072 (check_SCRIPTS): Add ver_test_7.sh.
9073 (check_DATA): Add ver_test_7.syms.
9074 (ver_test_7.syms): New target.
9075
2fd32231
ILT		 90762008-03-28 Ian Lance Taylor <iant@google.com>
9077
9078 * layout.cc (Layout::layout): If we see an input section with a
9079 name that needs sorting, set the must_sort flag for the output
9080 section.
9081 (Layout::make_output_section): If the name of the output section
9082 indicates that it might require sorting, set the may_sort flag.
9083 * output.h (Output_section::may_sort_attached_input_sections): New
9084 function.
9085 (Output_section::set_may_sort_attached_input_sections): New
9086 function.
9087 (Output_section::must_sort_attached_input_sections): New
9088 function.
9089 (Output_section::set_must_sort_attached_input_sections): New
9090 function.
9091 (class Output_section): Declare Input_section_sort_entry. Define
9092 Input_section_sort_compare. Declare
9093 sort_attached_input_sections. Add new fields:
9094 may_sort_attached_input_sections_,
9095 must_sort_attached_input_sections_,
9096 attached_input_sections_are_sorted_.
9097 * output.cc (Output_section::Output_section): Initialize new
9098 fields.
9099 (Output_section::add_input_section): Add an entry to
9100 input_sections_ if may_sort or must_sort are true.
9101 (Output_section::set_final_data_size): Call
9102 sort_attached_input_sections if necessary.
9103 (Output_section::Input_section_sort_entry): Define new class.
9104 (Output_section::Input_section_sort_compare::operator()): New
9105 function.
9106 (Output_section::sort_attached_input_sections): New function.
9107 * configure.ac: Check whether the compiler supports constructor
9108 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9109 * testsuite/initpri1.c: New file.
9110 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9111 CONSTRUCTOR_PRIORITY.
9112 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9113 (initpri1_LDFLAGS): New variable.
9114 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9115
18e6b24e
ILT		 91162008-03-27 Ian Lance Taylor <iant@google.com>
9117
49bdd526
ILT		 9118 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9119 * testsuite/common_test_1.c: New file.
9120 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9121 (common_test_1_SOURCES): New variable.
9122 (common_test_1_DEPENDENCIES): New variable.
9123 (common_test_1_LDFLAGS): New variable.
9124
18e6b24e
ILT		 9125 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9126 and commons_ correctly when NAME/VERSION does not override
9127 NAME/NULL.
9128 * testsuite/ver_test_6.c: New file.
9129 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9130 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9131 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9132
04bf7072
ILT		 91332008-03-26 Ian Lance Taylor <iant@google.com>
9134
5871526f
ILT		 9135 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9136 of an undefined symbol from a version script.
9137 * testsuite/Makefile.am (ver_test_5.so): New target.
9138 (ver_test_5.o): New target.
9139 (check_SCRIPTS): Add ver_test_5.sh.
9140 (check_DATA): Add ver_test_5.syms.
9141 (ver_test_5.syms): New target.
9142 * testsuite/ver_test_5.cc: New file.
9143 * testsuite/ver_test_5.script: New file.
9144 * testsuite/ver_test_5.sh: New file.
9145 * Makefile.in, testsuite/Makefile.in: Rebuild.
9146
04bf7072
ILT		 9147 PR gold/5986
9148 Fix problems building gold with gcc 4.3.0.
9149 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9150 (gold_error_at_location, gold_warning_at_location): Use it.
9151 * configure.ac: Check whether we can compile and use a template
9152 function with a printf attribute.
9153 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9154 when jumping over bytes.
9155 * object.cc: Instantiate Object::read_section_data.
9156 * debug.h: Include <cstring>
9157 * dwarf_reader.cc: Include <algorithm>
9158 * main.cc: Include <cstring>.
9159 * options.cc: Include <cstring>.
9160 * output.cc: Include <cstring>.
9161 * script.cc: Include <cstring>.
9162 * script.h: Include <string>.
9163 * symtab.cc: Include <cstring> and <algorithm>.
9164 * target-select.cc: Include <cstring>.
9165 * version.cc: Include <string>.
9166 * testsuite/testmain.cc: Include <cstdlib>.
9167 * configure, config.in: Rebuild.
9168
874c5b28
ILT		 91692008-03-25 Ian Lance Taylor <iant@google.com>
9170
819d6c3a
ILT		 9171 * options.cc: Include "../bfd/bfdver.h".
9172 (options::help): Print bug reporting address.
9173
f4b2c6f5
ILT		 9174 * version.cc (print_version): Adjust output for current value of
9175 BFD_VERSION_STRING.
9176
9177 * NEWS: New file.
9178
e96caa79
ILT		 9179 * options.cc (options::help): Print list of supported targets.
9180 * target-select.h: Include <vector>.
9181 (class Target_selector): Make machine_, size_, and is_big_endian_
9182 fields const. Add bfd_name_ and instantiated_target_ fields.
9183 (Target_selector::Target_selector): Add bfd_name parameter.
9184 (Target_selector::recognize): Make non-virtual, call
9185 do_recognize.
9186 (Target_selector::recognize_by_name): Make non-virtual, call
9187 do_recognize_by_name.
9188 (Target_selector::supported_names): New function.
9189 (Target_selector::bfd_name): New function.
9190 (Target_selector::do_instantiate_target): New pure virtual
9191 function.
9192 (Target_selector::do_recognize): New virtual function.
9193 (Target_selector::do_recognize_by_name): New virtual function.
9194 (Target_selector::instantiate_target): New private function.
9195 (supported_target_names): Declare.
9196 * target-select.cc (Target_selector::Target_selector): Update for
9197 new parameter and fields.
9198 (select_target_by_name): Check that the name matches before
9199 calling recognize_by_name.
9200 (supported_target_names): New function.
9201 * i386.cc (class Target_selector_i386): Update Target_selector
9202 constructor call. Remove recognize and recognize_by_name. Add
9203 do_instantiate_target.
9204 * x86_64.cc (class Target_selector_x86_64): Likewise.
9205 * testsuite/testfile.cc (class Target_selector_test): Update for
9206 changes to Target_selector.
9207
874c5b28
ILT		 9208 * README: Rewrite, with some notes on unsupported features.
9209
0a65a3a7
CC		 92102008-03-24 Cary Coutant <ccoutant@google.com>
9211
9212 * i386.cc (Target_i386::Got_type): New enum declaration.
9213 (Target_i386::Scan::local): Updated callers of Output_data_got
9214 member functions.
9215 (Target_i386::Scan::global): Likewise.
9216 (Target_i386::Relocate::relocate): Likewise.
9217 (Target_i386::Relocate::relocate_tls): Likewise.
9218 * object.h (Got_offset_list): New class.
9219 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9220 (Sized_relobj::local_got_offset): Likewise.
9221 (Sized_relobj::set_local_got_offset): Likewise.
9222 (Sized_relobj::local_has_tls_got_offset): Removed.
9223 (Sized_relobj::local_tls_got_offset): Removed.
9224 (Sized_relobj::set_local_tls_got_offset): Removed.
9225 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9226 * output.cc (Output_data_got::add_global): Added got_type parameter.
9227 (Output_data_got::add_global_with_rel): Likewise.
9228 (Output_data_got::add_global_with_rela): Likewise.
9229 (Output_data_got::add_global_pair_with_rel): New function.
9230 (Output_data_got::add_global_pair_with_rela): New function.
9231 (Output_data_got::add_local): Added got_type parameter.
9232 (Output_data_got::add_local_with_rel): Likewise.
9233 (Output_data_got::add_local_with_rela): Likewise.
9234 (Output_data_got::add_local_pair_with_rel): New function.
9235 (Output_data_got::add_local_pair_with_rela): New function.
9236 (Output_data_got::add_global_tls): Removed.
9237 (Output_data_got::add_global_tls_with_rel): Removed.
9238 (Output_data_got::add_global_tls_with_rela): Removed.
9239 (Output_data_got::add_local_tls): Removed.
9240 (Output_data_got::add_local_tls_with_rel): Removed.
9241 (Output_data_got::add_local_tls_with_rela): Removed.
9242 * output.h (Output_data_got::add_global): Added got_type parameter.
9243 (Output_data_got::add_global_with_rel): Likewise.
9244 (Output_data_got::add_global_with_rela): Likewise.
9245 (Output_data_got::add_global_pair_with_rel): New function.
9246 (Output_data_got::add_global_pair_with_rela): New function.
9247 (Output_data_got::add_local): Added got_type parameter.
9248 (Output_data_got::add_local_with_rel): Likewise.
9249 (Output_data_got::add_local_with_rela): Likewise.
9250 (Output_data_got::add_local_pair_with_rel): New function.
9251 (Output_data_got::add_local_pair_with_rela): New function.
9252 (Output_data_got::add_global_tls): Removed.
9253 (Output_data_got::add_global_tls_with_rel): Removed.
9254 (Output_data_got::add_global_tls_with_rela): Removed.
9255 (Output_data_got::add_local_tls): Removed.
9256 (Output_data_got::add_local_tls_with_rel): Removed.
9257 (Output_data_got::add_local_tls_with_rela): Removed.
9258 * resolve.cc (Symbol::override_base_with_special): Removed
9259 reference to has_got_offset_ field.
9260 * symtab.cc (Symbol::init_fields): Replaced initialization
9261 of got_offset_ with got_offsets_. Removed initialization
9262 of has_got_offset_
53fcba31 9263 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9264 (Symbol::got_offset): Likewise.
9265 (Symbol::set_got_offset): Likewise.
9266 (Symbol::has_tls_got_offset): Removed.
9267 (Symbol::tls_got_offset): Removed.
9268 (Symbol::set_tls_got_offset): Removed.
9269 (Symbol::got_offset_): Removed.
9270 (Symbol::tls_mod_got_offset_): Removed.
9271 (Symbol::tls_pair_got_offset_): Removed.
9272 (Symbol::got_offsets_): New field.
9273 (Symbol::has_got_offset): Removed.
9274 (Symbol::has_tls_mod_got_offset): Removed.
9275 (Symbol::has_tls_pair_got_offset): Removed.
9276 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9277 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9278 member functions.
9279 (Target_x86_64::Scan::global): Likewise.
9280 (Target_x86_64::Relocate::relocate): Likewise.
9281 (Target_x86_64::Relocate::relocate_tls): Likewise.
9282
bd52eafb
BE		 92832008-03-25 Ben Elliston <bje@au.ibm.com>
9284
9285 * yyscript.y: Fix spelling error in comment.
9286
8b105e34
ILT		 92872008-03-24 Ian Lance Taylor <iant@google.com>
9288
8ed814a9
ILT		 9289 * options.h (class General_options): Define build_id option.
9290 * layout.h (class Layout): Declare write_build_id, create_note,
9291 create_build_id. Add build_id_note_ member.
9292 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9293 "libiberty.h", "md5.h", "sha1.h".
9294 (Layout::Layout): Initialize eh_frame_data_,
9295 eh_frame_hdr_section_, and build_id_note_.
9296 (Layout::finalize): Call create_build_id.
9297 (Layout::create_note): New function, broken out of
9298 Layout::create_gold_note.
9299 (Layout::create_gold_note): Call create_note.
9300 (Layout::create_build_id): New function.
9301 (Layout::write_build_id): New function.
9302 (Close_task_runner::run): Call write_build_id.
9303
8b105e34
ILT		 9304 * x86_64.cc: Correct license to GPLv3.
9305
086a1841
ILT		 93062008-03-23 Ian Lance Taylor <iant@google.com>
9307
9308 * options.cc: Include "demangle.h".
9309 (parse_optional_string): New function.
9310 (parse_long_option): Handle takes_optional_argument.
9311 (parse_short_option): Update dash_z initializer. Handle
9312 takes_optional_argument.
9313 (General_options::General_options): Initialize do_demangle_.
9314 (General_options::finalize): Set do_demangle_. Handle demangling
9315 style.
9316 * options.h (parse_optional_string): Declare.
9317 (struct One_option): Add optional_arg field. Update constructor.
9318 Update call constructor calls. Add takes_optional_argument
9319 function.
9320 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9321 (DEFINE_optional_string): Define.
9322 (General_options::demangle): Change from DEFINE_bool to
9323 DEFINE_optional_string.
9324 (General_options::no_demangle): New function.
9325 (General_options::do_demangle): New function.
9326 (General_options::set_do_demangle): New function.
9327 (General_options::execstack_status_): Move definition to end of
9328 class definition.
9329 (General_options::static_): Likewise.
9330 (General_options::do_demangle_): New field.
9331 * object.cc (big_endian>::get_symbol_location_info): Call
9332 Options::do_demangle, not Options::demangle.
9333 * symtab.cc (demangle): Likewise.
9334
cbb93e63
ILT		 93352008-03-22 Ian Lance Taylor <iant@google.com>
9336
9337 * gold.h: Include <cstddef> and <sys/types.h>
9338 * options.h: Include <cstring>.
9339
ec531623
ILT		 93402008-03-21 Ian Lance Taylor <iant@google.com>
9341
9342 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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