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d06fb4d1
DK		 12010-10-29 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4 Output_section::add_relaxed_input_section.
5 * output.cc (Output_section::add_relaxed_input_section): Add new
6 arguments LAYOUT and NAME. Set section order index.
7 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8 Copy section order index.
9 * output.h (Output_section::add_relaxed_input_section): Add new
10 arguments LAYOUT and NAME.
11
90e24de5
ILT		 122010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13
14 * testsuite/Makefile.am: Move gcctestdir/ld rule to
15 NATIVE_OR_CROSS_LINKER.
16 * testsuite/Makefile.in: Regenerate.
17
c9484ea5
DK		 182010-10-20 Doug Kwan <dougkwan@google.com>
19
20 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
21 without SHF_LINK_ORDER flags.
22 * layout.cc (Layout::choose_output_section): Do not filter
23 SHF_LINK_ORDER flag in a relocatable link.
24
5bc2f5be
CC		 252010-10-17 Cary Coutant <ccoutant@google.com>
26
27 * output.h (Output_segment::set_section_addresses): Change function
28 signature. Update all callers.
29 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
30 sections.
31 (Output_segment::set_section_addresses): Align after last TLS
32 section. Add padding before last relro section instead of after.
33
0c91cf04
DK		 342010-10-17 Doug Kwan <dougkwan@google.com>
35
36 * gold/arm.cc (Target_arm::got_section): Use correct order and set
37 GOT output section to be writable.
38
8c21d9d3
CC		 392010-10-14 Cary Coutant <ccoutant@google.com>
40
41 * debug.h (DEBUG_INCREMENTAL): New flag.
42 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
43 * gold.cc (queue_initial_tasks): Check parameters for incremental link
44 mode.
45 * incremental.cc (report_command_line): Ignore all forms of
46 --incremental.
47 * layout.cc (Layout::Layout): Check parameters for incremental link
48 mode.
49 * options.cc (General_options::parse_incremental): New function.
50 (General_options::parse_no_incremental): New function.
51 (General_options::parse_incremental_full): New function.
52 (General_options::parse_incremental_update): New function.
53 (General_options::incremental_mode_): New data member.
54 (General_options::finalize): Check incremental_mode_.
55 * options.h (General_options): Update help text for --incremental.
56 Add --no-incremental, --incremental-full, --incremental-update.
57 (General_options::Incremental_mode): New enum type.
58 (General_options::incremental_mode): New function.
59 (General_options::incremental_mode_): New data member.
60 * parameters.cc (Parameters::incremental_mode_): New data member.
61 (Parameters::set_options): Set incremental_mode_.
62 (Parameters::set_incremental_full): New function.
63 (Parameters::incremental): New function.
64 (Parameters::incremental_update): New function.
65 (set_parameters_incremental_full): New function.
66 * parameters.h (Parameters::set_incremental_full): New function.
67 (Parameters::incremental): New function.
68 (Parameters::incremental_update): New function.
69 (Parameters::incremental_mode_): New data member.
70 (set_parameters_incremental_full): New function.
71 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
72 incremental link mode.
73 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
74 (Sized_relobj::do_relocate_sections): Likewise.
75 * testsuite/Makefile.am (incremental_test): Use --incremental-full
76 option.
77 * testsuite/Makefile.in: Regenerate.
78 * testsuite/incremental_test.sh: Filter all forms of --incremental.
79
bb32aa18 802010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 81
82 * script-sections.h (class Script_sections): Make
83 Sections_elements typedef public.
84 * script-sections.cc (class Sort_output_sections): Add elements_
85 field. Add constructor which sets it; change all callers.
86 (Sort_output_sections::is_before): New function.
87 (Sort_output_sections::operator()): Call is_before.
88 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
89 conditional.
90 * testsuite/script_test_10.sh: New test. Test script section
91 order.
92 * testsuite/script_test_10.t: Likewise.
93 * testsuite/script_test_10.s: Likewise.
94 * testsuite/Makefile.am: Wrap the cross linker tests and the
95 common tests into NATIVE_OR_CROSS_LINKER.
96 (check_SCRIPTS): Add script_test_10.sh.
97 (check_DATA): Add script_test_10.stdout.
98 (script_test_10.o, script_test_10): New targets.
99 (script_test_10.stdout): New target.
100 * configure, testsuite/Makefile.in: Regenerate.
101
3cef7179
ILT		 1022010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
103
104 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
105 error for the deprecated relocations.
106 (Target_arm::Scan::global): Likewise.
107 (Target_arm::Relocate::relocate): Likewise.
108
7411e9a8
RS		 1092010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
110
111 * fileread.cc (Input_file::find_file): Initialize *found_name
112 and *namep when using the fallback search for case 4.
113
6a9da32a
CC		 1142010-10-11 Cary Coutant <ccoutant@google.com>
115
116 * options.h (class General_options): Redefine -z lazy as an alias for
117 the negation of -z now.
118
ac897c20
ILT		 1192010-10-11 Ian Lance Taylor <iant@google.com>
120
121 * resolve.cc (symbol_to_bits): Report the value of the unsupported
122 binding.
123
ea5cae92
NC		 1242010-10-06 Nick Clifton <nickc@redhat.com>
125
126 * script-sections.cc(class Memory_region): Remove
127 current_lma_offset_ field. Rename current_vma_offset_ to
128 current_offset_. Add last_section_ field.
129 (Memory_region::get_current_vma_address): Rename to
130 get_current_address.
131 (Memory_region::get_current_lma_address): Delete.
132 (Memory_region::increment_vma_offset): Rename to
133 increment_offset.
134 (Memory_region::increment_lma_offset): Delete.
135 (Memory_region::attributes_compatible): New method. Returns
136 true if the provided section is compatible with the region.
137 (Memory_region::get_last_section): New method. Returns the last
138 section to use the region.
139 (Memory_region::set_last_section): New method. Stores the last
140 section to use the region.
141 (Script_sections::block_in_region): New method. Returns true if
142 a block of memory is contained within a region.
143 (Script_sections::find_memory_region): New method. Locates a
144 memory region to be used to set a VMA or LMA address.
145 (Output_section_definition::set_section_addresses): Add code to
146 check for addresses set by memory regions.
147 (Output_segment::set_section_addresses): Remove memory region
148 walking code.
149 (Script_sections::create_segment): Add a warning if a header
150 segment is created outside of any region.
151 * script-sections.h (class Script_sections): Add prototypes for
152 find_memory_region and block_in_region methods.
153 * testsuite/memory_test.s: Use .long instead of .word.
154 * testsuite/memory_test.t: Add some more output sections.
155 * testsuite/memory_test.sh: Update expected output.
156
a9bfd952
DK		 1572010-10-02 Doug Kwan <dougkwan@google.com>
158
159 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
160 defintion to symtab.h
161 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
162 declaration to defintion.
163
bacff3ab
NC		 1642010-10-01 Nick Clifton <nickc@redhat.com>
165
166 * expression.cc (eval): Replace dummy argument with NULL.
167 (eval_maybe_dot): Check for a NULL result section pointer.
168 (Symbol_expression::value): Likewise.
169 (Dot_expression::value): Likewise.
170 (BINARY_EXPRESSION): Likewise.
171 (Max_expression::value): Likewise.
172 (Min_expression::value): Likewise.
173 (Absolute_expression::value): Likewise.
174 (Addr_expression::value_from_output_section): Likewise.
175 (Loaddddr_expression::value_from_output_section): Likewise.
176 (Segment_start_expression::value): Likewise.
177 * script-sections.cc
178 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
179 argument with NULL.
180 (Sections_elememt_dot_assignment::set_section_addresses):
181 Likewise.
182 (Output_data_expression::do_write_to_buffer): Likewise.
183 (Output_section_definition::finalize_symbols): Likewise.
184 (Output_section_definition::set_section_addresses): Likewise.
185
f81bc8b5
DK		 1862010-09-30 Doug Kwan <dougkwan@google.com>
187
188 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
189
c95e9f27
ST		 1902010-09-28 Sriraman Tallam <tmsriram@google.com>
191
192 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 193 function.
c95e9f27
ST		 194 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
195 virtual function.
196 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
197 virtual function.
198 * icf.cc (get_section_contents): Inline merge sections only when
199 target allows it.
200
3cac54d2
RW		 2012010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202
203 * configure: Regenerate.
204
2904037a
ILT		 2052010-09-17 Ian Lance Taylor <iant@google.com>
206
207 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 208 * testsuite/Makefile.am (memory_test.o): New target.
209 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
210 memory_test.t.
211 * testsuite/Makefile.in: Rebuild.
2904037a 212
bca7fb63
DK		 2132010-09-17 Doug Kwan <dougkwan@google.com>
214
215 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
216 defintion if relocation uses GOT entries of the symbol.
217 * testsuite/icf_safe_test.sh: Fix test.
218 * testsuite/icf_safe_so_test.sh: Fix test.
219
4ef28648
CC		 2202010-09-16 Cary Coutant <ccoutant@google.com>
221
222 * script_sections.cc (class Memory_region): Remove "NULL" from
223 vector initializations.
224
793990de
CC		 2252010-09-15 Cary Coutant <ccoutant@google.com>
226
227 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
228 Resolve forwarding symbols.
229
81e015e2
DK		 2302010-09-15 Doug Kwan <dougkwan@google.com>
231
232 * gold/testsuite/script_test_3.t: Add ARM special sections.
233 * gold/testsuite/script_test_4.t: Same.
234 * gold/testsuite/script_test_5.t: Same.
235 * gold/testsuite/script_test_6.t: Same.
236 * gold/testsuite/script_test_7.t: Same.
237 * gold/testsuite/script_test_7.t: Same.
238 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
239
36171d64
CC		 2402010-09-14 Cary Coutant <ccoutant@google.com>
241
242 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
243 (Target_x86_64::Relocate::relocate_tls): Replace check for
244 saw_tls_block_reloc_ with test for executable section.
245
d89051bd
CC		 2462010-09-12 Cary Coutant <ccoutant@google.com>
247
248 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
249 position-independent executables to shared libraries need dynamic
250 relocations.
251 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
252 position-independent executables.
253 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
254 * testsuite/Makefile.in: Regenerate.
255
fca41f0f
NC		 2562010-09-10 Nick Clifton <nickc@redhat.com>
257
258 PR gold/11997
259 * testsuite/memory_test.t: Discard any sections that are not
260 needed.
261
6695e4b3
L		 2622010-09-09 H.J. Lu <hongjiu.lu@intel.com>
263
264 PR gold/11996
265 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
266 "This::" to work around a bug in gcc 4.2.
267
268 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
269
0f72bf6f
RÁE		 2702010-09-09 Rafael Espindola <espindola@google.com>
271
272 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
273 sections with different PF_X flags in the same segment.
274 (Layout::find_first_load_seg): Search all segments to find the first
275 one.
276 * options.h (rosegment): New.
277
2782010-09-08 Rafael Espindola <espindola@google.com>
a6577478 279
05a79166 280 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 281
aa98ff75
DK		 2822010-09-08 Doug Kwan <dougkwan@google.com>
283
284 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
285 (Arm_relobj::do_relocate_sections): Add new parameter for output
286 file to match the parent.
287 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
288 of local symbols instead of input values. Update code to track
289 changes in gold::relocate_section.
290 * object.cc (Sized_relobj::compute_final_local_value): New methods.
291 (Sized_relobj::compute_final_local_value_internal): New methods.
292 (Sized_relobj::do_finalize_local_symbols): Move code from loop
293 body into private version of Sized_relobj::compute_final_local_value.
294 Call the inline method.
295 * object.h (Symbol_value::Symbol_value): Define destructor. Free
296 merged symbol value if there is one.
297 (Symbol_value::has_output_value): New method defintiion.
298 (Sized_relobj::Compute_final_local_value_status): New enum type.
299 (Sized_relobj::compute_final_local_value): New methods.
300 (Sized_relobj::compute_final_local_value_internal): New methods.
301 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
302 and arm_cortex_a8.sh.
303 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
304 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
305 New tests.
306 * Makefile.in: Regenerate.
307 * testsuite/arm_bl_out_of_range.s: Update test.
308 * testsuite/thumb_bl_out_of_range.s: Ditto.
309 * testsuite/thumb_blx_out_of_range.s: Ditto.
310 * testsuite/arm_branch_out_of_range.sh: New file.
311 * testsuite/arm_cortex_a8.sh: Ditto.
312 * testsuite/arm_cortex_a8_b.s: Ditto.
313 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
314 * testsuite/arm_cortex_a8_b_local.s: Ditto.
315 * testsuite/arm_cortex_a8_bl.s: Ditto.
316 * testsuite/arm_cortex_a8_blx.s: Ditto.
317 * testsuite/arm_cortex_a8_local.s: Ditto.
318 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
319 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
320
05a79166
L		 3212010-09-08 Rafael Espindola <espindola@google.com>
322
323 * Makefile.am (memory_test.stdout): Run readelf with -W.
324 * Makefile.in: Regenerate.
325 * testsuite/memory_test.sh: Make the regexps accept both 32 and
326 64 bit output.
327
33dbc701
RÁE		 3282010-09-08 Rafael Espindola <espindola@google.com>
329
330 * script-sections.cc (Script_sections::add_memory_region): Convert
331 field precision to int.
332 * script.cc (script_set_section_region, script_set_section_region):
333 Convert field precision to int.
334
731ca54a
RÁE		 3352010-09-08 Rafael Espindola <espindola@google.com>
336
337 * arm.cc (do_finalize_sections): Create the __exidx_start and
338 __exdix_end symbols even when the section is missing.
339
7f8cd844
NC		 3402010-09-08 Nick Clifton <nickc@redhat.com>
341
342 * README: Remove claim that MEMORY is not supported.
343 * expression.cc (script_exp_function_origin)
344 (script_exp_function_length): Move from here to ...
345 * script.cc: ... here.
346 (script_set_section_region, script_add_memory)
347 (script_parse_memory_attr, script_include_directive): New
348 functions.
349 * script-sections.cc
350 (class Memory_region): New class.
351 (class Output_section_definition): Add set_memory_region,
352 set_section_vma, set_section_lma and get_section_name methods.
353 (class Script_Sections): Add add_memory_region,
354 find_memory_region, find_memory_region_origin,
355 find_memory_region_length and set_memory_region methods.
356 Have set_section_addresses method walk the list of set memory
357 regions.
358 Extend the print methos to display memory regions.
359 * script-sections.h: Add prototypes for new methods.
360 Add enum for MEMORY region attributes.
361 * yyscript.y: Add support for parsing MEMORY regions.
362 * script-c.h: Add prototypes for new functions.
363 * testsuite/Makefile.am: Add test of MEMORY region functionality.
364 * testsuite/Makefile.in: Regenerate.
365 * testsuite/memory_test.sh: New script.
366 * testsuite/memory_test.s: New assembler source file.
367 * testsuite/memory_test.t: New linker script.
368
a4649286
DK		 3692010-08-27 Doug Kwan <dougkwan@google.com>
370
371 * gold/resolve.cc (Symbol_table::should_override): Let a weak
372 reference override an existing dynamic weak reference.
373 * testsuite/Makefile.am: Add new test dyn_weak_ref.
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/dyn_weak_ref.sh: New file.
376 * testsuite/dyn_weak_ref_1.c: Ditto.
377 * testsuite/dyn_weak_ref_2.c: Ditto.
378
b56648ad
ILT		 3792010-08-27 Ian Lance Taylor <iant@google.com>
380
381 * incremental.h (class Incremental_input_entry): Add virtual
382 destructor.
383
809313cb
ILT		 3842010-08-27 Ian Lance Taylor <iant@google.com>
385
386 * testsuite/start_lib_test_3.c: Mark t3 as used.
387
11e32464
NC		 3882010-08-27 Nick Clifton <nickc@redhat.com>
389
390 * options.cc (version_script): Fix small typo in previous
391 whitespace tidyup.
392
ca09d69a
NC		 3932010-08-25 Nick Clifton <nickc@redhat.com>
394
395 * archive.cc: Formatting fixes: Remove whitespace between
396 typename and following asterisk. Remove whitespace between
397 function name and opening parenthesis.
398 * archive.h: Likewise.
399 * arm.cc: Likewise.
400 * attributes.cc: Likewise.
401 * attributes.h: Likewise.
402 * common.cc: Likewise.
403 * copy-relocs.cc: Likewise.
404 * dirsearch.h: Likewise.
405 * dynobj.cc: Likewise.
406 * ehframe.cc: Likewise.
407 * ehframe.h: Likewise.
408 * expression.cc: Likewise.
409 * fileread.cc: Likewise.
410 * fileread.h: Likewise.
411 * gc.h: Likewise.
412 * gold-threads.cc: Likewise.
413 * gold.cc: Likewise.
414 * i386.cc: Likewise.
415 * icf.h: Likewise.
416 * incremental-dump.cc: Likewise.
417 * incremental.cc: Likewise.
418 * layout.cc: Likewise.
419 * layout.h: Likewise.
420 * main.cc: Likewise.
421 * merge.cc: Likewise.
422 * merge.h: Likewise.
423 * object.cc: Likewise.
424 * object.h: Likewise.
425 * options.cc: Likewise.
426 * options.h: Likewise.
427 * output.cc: Likewise.
428 * output.h: Likewise.
429 * plugin.cc: Likewise.
430 * plugin.h: Likewise.
431 * powerpc.cc: Likewise.
432 * reloc.cc: Likewise.
433 * script-c.h: Likewise.
434 * script-sections.cc: Likewise.
435 * script.cc: Likewise.
436 * stringpool.cc: Likewise.
437 * symtab.cc: Likewise.
438 * symtab.h: Likewise.
439 * target.cc: Likewise.
440 * timer.cc: Likewise.
441 * timer.h: Likewise.
442 * version.cc: Likewise.
443 * x86_64.cc: Likewise.
444
b8fa8750
NC		 4452010-08-24 Nick Clifton <nickc@redhat.com>
446
447 PR 11899
448 * layout.cc (segment_precedes): Sort segments by their physical
449 addresses, if they have been set.
450
9919d93b
CC		 4512010-08-23 Cary Coutant <ccoutant@google.com>
452
453 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
454 symbols data.
455 (Lib_group::include_member): Unlock object after deleting its
456 symbols data.
457 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
458 the bug fixed here.
459
97b4be1c
CC		 4602010-08-19 Neil Vachharajani <nvachhar@google.com>
461 Cary Coutant <ccoutant@google.com>
462
463 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
464 constructor, and set_blocker.
465 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
466 readsyms_blocker_.
467 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
468 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
469 * testsuite/Makefile.am (start_lib_test): New test case.
470 * testsuite/Makefile.in: Regenerate.
471 * testsuite/start_lib_test_main.c: New file.
472 * testsuite/start_lib_test_1.c: New file.
473 * testsuite/start_lib_test_2.c: New file.
474 * testsuite/start_lib_test_3.c: New file.
475
dd0b1884
ILT		 4762010-08-19 Ian Lance Taylor <iant@google.com>
477
478 * Makefile.in: Rebuild with automake 1.11.1.
479 * aclocal.m4: Likewise.
480 * testsuite/Makefile.in: Likewise.
481
7223e9ca
ILT		 4822010-08-19 Ian Lance Taylor <iant@google.com>
483
484 PR 10893
485 * i386.cc (class Output_data_plt_i386): Update declarations.
486 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
487 local_ifuncs_ fields.
488 (Target_i386::do_plt_section_for_global): New function.
489 (Target_i386::do_plt_section_for_local): New function.
490 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
491 parameter; change all callers. Initialize global_ifuncs_ and
492 local_ifuncs_. If doing a static link define __rel_iplt_start and
493 __rel_iplt_end.
494 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
495 (Output_data_plt_i386::add_local_ifunc_entry): New function.
496 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
497 symbols.
498 (Target_i386::make_plt_section): New function, broken out of
499 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
500 (Target_i386::make_plt_entry): Call make_plt_section.
501 (Target_i386::make_local_ifunc_plt_entry): New function.
502 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
503 (Target_i386::Scan::local): Handle IFUNC symbols. Add
504 R_386_IRELATIVE to switch.
505 (Target_i386::Scan::global): Likewise.
506 (Target_i386::Relocate::relocate): Likewise.
507 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
508 switch.
509 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
510 (Target_x86_64::do_plt_section_for_global): New function.
511 (Target_x86_64::do_plt_section_for_local): New function.
512 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
513 parameter; change all callers. If doing a static link define
514 __rela_iplt_start and __rela_iplt_end.
515 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
516 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
517 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
518 to point to .plt.
519 (Target_x86_64::make_local_ifunc_plt_entry): New function.
520 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
521 switch.
522 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
523 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
524 R_X86_64_IRELATIVE to switch.
525 (Target_x86_64::Scan::global): Likewise.
526 (Target_x86_64::Relocate::relocate): Likewise.
527 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
528 switch.
529 * target.h (class Target): Add plt_section_for_global and
530 plt_section_for_local functions. Add do_plt_section_for_global
531 and do_plt_section_for_local virtual functions.
532 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
533 clarifying comments.
534 (Symbol::use_plt_offset): Handle IFUNC symbol.
535 * object.cc (Sized_relobj::Sized_relobj): Initialize
536 local_plt_offsets_.
537 (Sized_relobj::local_has_plt_offset): New function.
538 (Sized_relobj::local_plt_offset): New function.
539 (Sized_relobj::set_local_plt_offset): New function.
540 (Sized_relobj::do_count): Handle IFUNC symbol.
541 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
542 a bit away from input_shndx_ field. Add set_is_func_symbol and
543 is_ifunc_symbol functions.
544 (class Sized_relobj): Update declarations. Remove Tls_got_entry
545 and Local_tls_got_offsets. Define Local_plt_offsets. Add
546 local_plt_offsets_ field.
547 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
548 * output.h (class Output_section_data): Add non-const
549 output_section function.
550 (class Output_data_got): Update declarations.
551 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
552 Add use_plt_offset parameter to global and local constructors.
553 Change all callers. Change local_sym_index_ field to 31 bits.
554 Change GSYM_CODE and CONSTANT_CODE accordingly.
555 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
556 doing a static link don't set sh_link field.
557 (Output_data_got::Got_entry::write): Use PLT offset if
558 appropriate.
559 (Output_data_got::add_global_plt): New function.
560 (Output_data_got::add_local_plt): New function.
561 * target-reloc.h (relocate_section): Handle IFUNC symbol.
562 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
563 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
564 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
565 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
566 IFUNC conditional.
567 * testsuite/ifunc-sel.h: New file.
568 * testsuite/ifuncmain1.c: New file.
569 * testsuite/ifuncmain1vis.c: New file.
570 * testsuite/ifuncmod1.c: New file.
571 * testsuite/ifuncdep2.c: New file.
572 * testsuite/ifuncmain2.c: New file.
573 * testsuite/ifuncmain3.c: New file.
574 * testsuite/ifuncmod3.c: New file.
575 * testsuite/ifuncmain4.c: New file.
576 * testsuite/ifuncmain5.c: New file.
577 * testsuite/ifuncmod5.c: New file.
578 * testsuite/ifuncmain6pie.c: New file.
579 * testsuite/ifuncmod6.c: New file.
580 * testsuite/ifuncmain7.c: New file.
581 * configure, testsuite/Makefile.in: Rebuild.
582
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584
585 * incremental.cc
586 (Output_section_incremental_inputs::write_input_files): Add cast
587 to avoid signed/unsigned comparison warning.
588 (Output_section_incremental_inputs::write_info_blocks): Likewise.
589
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591
592 * common.cc (Sort_commons::operator()): Remove unnecessary code.
593
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595
596 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
597
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599 Doug Kwan <dougkwan@google.com>
600
601 * resolve.cc (Symbol_table::should_override): When a weak dynamic
602 defintion overrides non-weak undef, remember that the original undef
603 is not weak.
604 * symtab.cc (Symbol_table::sized_write_global): For undef without
605 an original weak binding, set binding to global in output.
606 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/strong_ref_weak_def.sh: New file.
609 * testsuite/strong_ref_weak_def_1.c: Ditto.
610 * testsuite/strong_ref_weak_def_2.c: Ditto.
611
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613
614 * testsuite/incremental_test.sh: Rewrite.
615 * testsuite/incremental_test_1.c: Rewrite.
616 * testsuite/incremental_test_2.c: Rewrite.
617
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619
620 * arm.cc (Target_arm::got_size): Add const.
621 (Target_arm::got_entry_count): New function.
622 (Target_arm::plt_entry_count): New function.
623 (Target_arm::first_plt_entry_offset): New function.
624 (Target_arm::plt_entry_size): New function.
625 (Output_data_plt_arm::entry_count): New function.
626 (Output_data_plt_arm::first_plt_entry_offset): New function.
627 (Output_data_plt_arm::get_plt_entry_size): New function.
628 * i386.cc (Target_i386::got_size): Add const.
629 (Target_i386::got_entry_count): New function.
630 (Target_i386::plt_entry_count): New function.
631 (Target_i386::first_plt_entry_offset): New function.
632 (Target_i386::plt_entry_size): New function.
633 (Output_data_plt_i386::entry_count): New function.
634 (Output_data_plt_i386::first_plt_entry_offset): New function.
635 (Output_data_plt_i386::get_plt_entry_size): New function.
636 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
637 find_incremental_inputs_sections. Dump incremental_got_plt section.
638 * incremental.cc: Include target.h.
639 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
640 parameter. Adjust all callers. Find incremental_got_plt section.
641 (Incremental_inputs::create_data_sections): Create incremental_got_plt
642 section.
643 (Output_section_incremental_inputs::set_final_data_size): Calculate
644 size of incremental_got_plt section.
645 (Output_section_incremental_inputs::do_write): Write the
646 incremental_got_plt section.
647 (Got_plt_view_info): New struct.
648 (Local_got_offset_visitor): New class.
649 (Global_got_offset_visitor): New class.
650 (Global_symbol_visitor_got_plt): New class.
651 (Output_section_incremental_inputs::write_got_plt): New function.
652 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
653 Add parameter. Adjust all callers.
654 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
655 (Incremental_inputs::got_plt_section): New function.
656 (Incremental_inputs::got_plt_section_): New data member.
657 (Incremental_got_plt_reader): New class.
658 * layout.cc (Layout::create_incremental_info_sections): Add the
659 incremental_got_plt section.
660 * object.h (Got_offset_list::get_list): New function.
661 (Got offset_list::for_all_got_offsets): New function.
662 (Sized_relobj::local_got_offset_list): New function.
663 * powerpc.cc (Target_powerpc::got_size): Add const.
664 (Target_powerpc::got_entry_count): New function.
665 (Target_powerpc::plt_entry_count): New function.
666 (Target_powerpc::first_plt_entry_offset): New function.
667 (Target_powerpc::plt_entry_size): New function.
668 (Output_data_plt_powerpc::entry_count): New function.
669 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
670 (Output_data_plt_powerpc::get_plt_entry_size): New function.
671 * sparc.cc (Target_sparc::got_size): Add const.
672 (Target_sparc::got_entry_count): New function.
673 (Target_sparc::plt_entry_count): New function.
674 (Target_sparc::first_plt_entry_offset): New function.
675 (Target_sparc::plt_entry_size): New function.
676 (Output_data_plt_sparc::entry_count): New function.
677 (Output_data_plt_sparc::first_plt_entry_offset): New function.
678 (Output_data_plt_sparc::get_plt_entry_size): New function.
679 * symtab.h (Symbol::got_offset_list): New function.
680 (Symbol_table::for_all_symbols): New function.
681 * target.h (Sized_target::got_entry_count): New function.
682 (Sized_target::plt_entry_count): New function.
683 (Sized_target::plt_entry_size): New function.
684 * x86_64.cc (Target_x86_64::got_size): Add const.
685 (Target_x86_64::got_entry_count): New function.
686 (Target_x86_64::plt_entry_count): New function.
687 (Target_x86_64::first_plt_entry_offset): New function.
688 (Target_x86_64::plt_entry_size): New function.
689 (Output_data_plt_x86_64::entry_count): New function.
690 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
691 (Output_data_plt_x86_64::get_plt_entry_size): New function.
692
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694
695 * archive.cc: Include incremental.h.
696 (Archive::Archive): Initialize incremental_info_.
697 (Archive::include_member): Record archive members in incremental info.
698 (Add_archive_symbols::run): Record begin and end of an archive in
699 incremental info.
700 (Lib_group::include_member): Record objects in incremental info.
701 * archive.h (Incremental_archive_entry): Forward declaration.
702 (Archive::set_incremental_info): New member function.
703 (Archive::incremental_info): New member function.
704 (Archive::Unused_symbol_iterator): New class.
705 (Archive::unused_symbols_begin): New member function.
706 (Archive::unused_symbols_end): New member function.
707 (Archive::incremental_info_): New data member.
708 * incremental-dump.cc (find_input_containing_global): New function.
709 (dump_incremental_inputs): Dump new incremental info sections.
710 * incremental.cc: Include symtab.h.
711 (Output_section_incremental_inputs): New class.
712 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
713 new incremental info sections.
714 (Sized_incremental_binary::do_check_inputs): Likewise.
715 (Incremental_inputs::report_archive): Remove.
716 (Incremental_inputs::report_archive_begin): New function.
717 (Incremental_inputs::report_archive_end): New function.
718 (Incremental_inputs::report_object): New function.
719 (Incremental_inputs::finalize_inputs): Remove.
720 (Incremental_inputs::report_input_section): New function.
721 (Incremental_inputs::report_script): Rewrite.
722 (Incremental_inputs::finalize): Do nothing but finalize string table.
723 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
724 (Incremental_inputs::sized_create_inputs_section_data): Remove.
725 (Incremental_inputs::create_data_sections): New function.
726 (Incremental_inputs::relocs_entsize): New function.
727 (Output_section_incremental_inputs::set_final_data_size): New function.
728 (Output_section_incremental_inputs::do_write): New function.
729 (Output_section_incremental_inputs::write_header): New function.
730 (Output_section_incremental_inputs::write_input_files): New function.
731 (Output_section_incremental_inputs::write_info_blocks): New function.
732 (Output_section_incremental_inputs::write_symtab): New function.
733 * incremental.h (Incremental_script_entry): Forward declaration.
734 (Incremental_object_entry): Forward declaration.
735 (Incremental_archive_entry): Forward declaration.
736 (Incremental_inputs): Forward declaration.
737 (Incremental_inputs_header_data): Remove.
738 (Incremental_inputs_header): Remove.
739 (Incremental_inputs_header_write): Remove.
740 (Incremental_inputs_entry_data): Remove.
741 (Incremental_inputs_entry): Remove.
742 (Incremental_inputs_entry_write): Remove.
743 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
744 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
745 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
746 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
747 Likewise.
748 (Incremental_input_entry): New class.
749 (Incremental_script_entry): New class.
750 (Incremental_object_entry): New class.
751 (Incremental_archive_entry): New class.
752 (Incremental_inputs::Incremental_inputs): Initialize new data members.
753 (Incremental_inputs::report_inputs): Remove.
754 (Incremental_inputs::report_archive): Remove.
755 (Incremental_inputs::report_archive_begin): New function.
756 (Incremental_inputs::report_archive_end): New function.
757 (Incremental_inputs::report_object): Change prototype.
758 (Incremental_inputs::report_input_section): New function.
759 (Incremental_inputs::report_script): Change prototype.
760 (Incremental_inputs::get_reloc_count): New function.
761 (Incremental_inputs::set_reloc_count): New function.
762 (Incremental_inputs::create_data_sections): New function.
763 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
764 (Incremental_inputs::inputs_section): New function.
765 (Incremental_inputs::symtab_section): New function.
766 (Incremental_inputs::relocs_section): New function.
767 (Incremental_inputs::get_stringpool): Add const.
768 (Incremental_inputs::command_line): Add const.
769 (Incremental_inputs::inputs): Remove.
770 (Incremental_inputs::command_line_key): New function.
771 (Incremental_inputs::input_file_count): New function.
772 (Incremental_inputs::input_files): New function.
773 (Incremental_inputs::relocs_entsize): New function.
774 (Incremental_inputs::sized_create_inputs_section_data): Remove.
775 (Incremental_inputs::finalize_inputs): Remove.
776 (Incremental_inputs::Input_info): Remove.
777 (Incremental_inputs::lock_): Remove.
778 (Incremental_inputs::inputs_): Change type.
779 (Incremental_inputs::inputs_map_): Remove.
780 (Incremental_inputs::current_object_entry_): New data member.
781 (Incremental_inputs::inputs_section_): New data member.
782 (Incremental_inputs::symtab_section_): New data member.
783 (Incremental_inputs::relocs_section_): New data member.
784 (Incremental_inputs::reloc_count_): New data member.
785 (Incremental_inputs_reader): New class.
786 (Incremental_symtab_reader): New class.
787 (Incremental_relocs_reader): New class.
788 * layout.cc (Layout::finalize): Move finalization of incremental info
789 and creation of incremental info sections to follow finalization of
790 symbol table. Set offsets for postprocessing sections.
791 (Layout::create_incremental_info_sections): Call
792 Incremental_inputs::create_data_sections. Add incremental symtab
793 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
794 sections to layout after input sections.
795 * layout.h (struct Timespec): Forward declaration.
796 (Layout::incremental_inputs): Add const.
797 (Layout::create_incremental_info_sections): Add parameter.
798 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
799 * object.cc: Include incremental.h.
800 (Relobj::finalize_incremental_relocs): New function.
801 (Sized_relobj::do_layout): Record input sections in incremental info.
802 * object.h (Object::output_section): New function.
803 (Object::output_section_offset): Moved from Relobj.
804 (Object::get_incremental_reloc_base): New function.
805 (Object::get_incremental_reloc_count): New function.
806 (Object::do_output_section): New function.
807 (Object::do_output_section_offset): Moved from Relobj.
808 (Object::do_get_incremental_reloc_base): New function.
809 (Object::do_get_incremental_reloc_count): New function.
810 (Object::Object): Initialize new data members.
811 (Relobj::output_section): Renamed do_output_section and moved to
812 protected.
813 (Relobj::output_section_offset): Moved to Object.
814 (Relobj::do_get_incremental_reloc_base): New function.
815 (Relobj::do_get_incremental_reloc_count): New function.
816 (Relobj::allocate_incremental_reloc_counts): New function.
817 (Relobj::count_incremental_reloc): New function.
818 (Relobj::finalize_incremental_relocs): New function.
819 (Relobj::next_incremental_reloc_index): New function.
820 (Relobj::reloc_counts_): New data member.
821 (Relobj::reloc_bases_): New data member.
822 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
823 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
824 (Sized_relobj::incremental_relocs_scan): New function.
825 (Sized_relobj::incremental_relocs_scan_reltype): New function.
826 (Sized_relobj::incremental_relocs_write): New function.
827 (Sized_relobj::incremental_relocs_write_reltype): New function.
828 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
829 incremental link.
830 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
831 archives and object files elsewhere.
832 (Add_symbols::run): Report object files here.
833 (Finish_group::run): Report end of archive at end of group.
834 * reloc.cc: Include layout.h, incremental.h.
835 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
836 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
837 (Sized_relobj::incremental_relocs_scan): New function.
838 (Sized_relobj::incremental_relocs_scan_reltype): New function.
839 (Sized_relobj::do_relocate_sections): Write incremental relocations.
840 (Sized_relobj::incremental_relocs_write): New function.
841 (Sized_relobj::incremental_relocs_write_reltype): New function.
842 * script.cc (read_input_script): Rewrite test for incremental link.
843 Change call to Incremental_inputs::report_script.
844 * symtab.h (Symbol_table::first_global_index): New function.
845 (Symbol_table::output_count): New function.
846
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848
849 * arm.cc (Target_arm::merge_object_attributes): Check command line
850 options --no-wchar-size-warning and --no-enum-size-warning.
851 * options.h (General_options): Add ld-compatible options
852 --no-enum-size-warning and --no-wchar-size-warning.
853
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855
856 * x86_64.cc (Target_x86_64::Scan::local): Use
857 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
858 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
859 (Target_x86_64::Scan::global): Likewise.
860 (Target_x86_64::Relocate::relocate): Likewise.
861 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
862 Likewise.
863
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865
866 * merge.cc (Output_merge_string::do_add_input_section): Count strings
867 to reserve space in merged_strings vector. Keep total input size
868 for stats.
869 (Output_merge_string::do_print_merge_stats): Print total input size.
870 * merge.h (Output_merge_string): Add input_size_ field.
871 * stringpool.cc (Stringpool_template::string_length): Move
872 implementations out of Stringpool_template class and place in
873 stringpool.h.
874 * stringpool.h (string_length): Move out of Stringpool_template.
875
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877
878 PR 11712
879 * layout.cc (relaxation_loop_body): If address of load segment is
880 set, adjust address to include headers if possible.
881
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883
884 * version.cc (version_string): Bump to 1.10.
885
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887
888 PR 11805
889 * layout.h (enum Output_section_order): Define.
890 (class Layout): Update declarations.
891 * layout.cc (Layout::get_output_section): Add order parameter.
892 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
893 is_first_non_relro parameters. Change all callers.
894 (Layout::choose_output_section): Likewise.
895 (Layout::add_output_section_data): Likewise.
896 (Layout::make_output_section): Likewise. Set order.
897 (Layout::default_section_order): New function.
898 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
899 * output.cc (Output_section::Output_section): Initialize order_.
900 Don't initialize deleted fields.
901 (Output_segment::Output_segment): Don't initialize deleted
902 fields.
903 (Output_segment::add_output_section_to_load): New function
904 replacing add_output_section. Change all callers to call this or
905 add_output_section_to_nonload.
906 (Output_segment::add_output_section_to_nonload): New function.
907 (Output_segment::remove_output_section): Rewrite.
908 (Output_segment::add_initial_output_data): Likewise.
909 (Output_segment::has_any_data_sections): Likewise.
910 (Output_segment::is_first_section_relro): Likewise.
911 (Output_segment::maximum_alignment): Likewise.
912 (Output_segment::has_dynamic_reloc): New function replacing
913 dynamic_reloc_count. Change all callers.
914 (Output_segment::has_dynamic_reloc_list): New function replacing
915 dynamic_reloc_count_list. Change all callers.
916 (Output_segment::set_section_addresses): Rewrite.
917 (Output_segment::set_offset): Rewrite.
918 (Output_segment::find_first_and_last_list): Remove.
919 (Output_segment::set_tls_offsets): Rewrite.
920 (Output_segment::first_section_load_address): Likewise.
921 (Output_segment::output_section_count): Likewise.
922 (Output_segment::section_with_lowest_load_address): Likewise.
923 (Output_segment::write_section_headers): Likewise.
924 (Output_segment::print_sections_to_map): Likewise.
925 * output.h (class Output_data): Remove dynamic_reloc_count_
926 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
927 (Output_data::add_dynamic_reloc): Rewrite.
928 (Output_data::has_dynamic_reloc): New function.
929 (Output_data::dynamic_reloc_count): Remove.
930 (class Output_section): Add order_ field. Remvoe is_relro_local_,
931 is_last_relro_, is_first_non_relro_, is_interp_,
932 is_dynamic_linker_section_ fields. Add order and set_order
933 functions. Remove is_relro_local, set_is_relro_local,
934 is_last_relro, set_is_last_relro, is_first_non_relro,
935 set_is_first_non_relro functions, is_interp, set_is_interp,
936 is_dynamic_linker_section, and set_is_dynamic_linker_section
937 functions.
938 (class Output_segment): Change Output_data_list from std::list to
939 std:;vector. Add output_lists_ field. Remove output_data_ and
940 output_bss_ fields. Update declarations.
941
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943
944 * arm.cc (Target_arm::gc_process_relocs): Use typename.
945 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
946 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
947
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949
950 PR 11855
951 * script.cc (Script_options::Script_options): Initialize
952 symbol_definitions_ and symbol_references_.
953 (Script_options::add_symbol_assignment): Update
954 symbol_definitions_ and symbol_references_.
955 (Script_options::add_symbol_reference): New function.
956 (script_symbol): New function.
957 * script.h (class Script_options): Add symbol_definitions_ and
958 symbol_references_ fields.
959 (Script_options::referenced_const_iterator): New type.
960 (Script_options::referenced_begin): New function.
961 (Script_options::referenced_end): New function.
962 (Script_options::is_referenced): New function.
963 (Script_options::any_unreferenced): New function.
964 * script-c.h (script_symbol): Declare.
965 * yyscript.y (exp): Call script_symbol.
966 * symtab.cc: Include "script.h".
967 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
968 Change all callers. Check symbols referenced by scripts.
969 (Symbol_table::add_undefined_symbols_from_command_line): Add
970 layout parameter. Change all callers.
971 (Symbol_table::do_add_undefined_symbols_from_command_line):
972 Likewise. Break out loop body. Check symbols referenced by
973 scripts.
974 (Symbol_table::add_undefined_symbol_from_command_line): New
975 function broken out of
976 do_add_undefined_symbols_from_command_line.
977 * symtab.h (class Symbol_table): Update declarations.
978 * archive.cc: Include "layout.h".
979 (Archive::should_include_member): Add layout parameter. Change
980 all callers. Check for symbol mentioned in expression.
981 * archive.h (class Archive): Update declaration.
982 * object.cc (Sized_relobj::do_should_include_member): Add layout
983 parameter.
984 * object.h (Object::should_include_member): Add layout parameter.
985 Change all callers.
986 (Object::do_should_include_member): Add layout parameter.
987 (class Sized_relobj): Update declaration.
988 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
989 parameter.
990 * dynobj.h (class Sized_dynobj): Update declaration.
991 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
992 layout parameter.
993 * plugin.h (class Sized_pluginobj): Update declaration.
994
5f1ab67a
ILT		 9952010-08-02 Ian Lance Taylor <iant@google.com>
996
997 PR 11866
998 * output.cc (Output_segment::set_offset): Search for the first and
999 last sections rather than assuming that the list is in order.
1000 (Output_segment::find_first_and_last_list): New function.
1001 * output.h (class Output_segment): Update declarations.
1002 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1003 (relro_strip_test_SOURCES): New variable.
1004 (relro_strip_test_DEPENDENCIES): New variable.
1005 (relro_strip_test_LDFLAGS): New variable.
1006 (relro_strip_test_LDADD): New variable.
1007 (relro_strip_test.so): New target.
1008
a8df5856
ILT		 10092010-08-02 Ian Lance Taylor <iant@google.com>
1010
1011 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1012 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1013 (Target_i386::got_tlsdesc_section): New function.
1014 (Target_i386::got_section): Create space for GOT entries for
1015 TLSDESC relocations.
1016 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1017 R_386_TLS_GOTDESC.
1018 (Target_i386::Scan::global): Likewise.
1019 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1020 using TLSDESC GOT.
1021 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1022 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1023 (Target_x86_64::got_tlsdesc_section): New function.
1024 (Target_x86_64::got_section): Create space for GOT entries for
1025 TLSDESC relocations.
1026 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1027 R_386_TLS_GOTDESC.
1028 (Target_x86_64::Scan::global): Likewise.
1029 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1030 using TLSDESC GOT.
1031
0c10a0a6
ILT		 10322010-08-02 Ian Lance Taylor <iant@google.com>
1033
1034 * testsuite/final_layout.sh: Use dc to convert from hex to
1035 decimal.
1036
41cbeecc
ST		 10372010-07-29 Sriraman Tallam <tmsriram@google.com>
1038
1039 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1040 paramter to the call to gold::gc_process_relocs.
1041 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1042 paramter to the call to gold::gc_process_relocs.
1043 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1044 parameter to the call to gold::gc_process_relocs.
1045 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1046 template parameter to the call to gold::gc_process_relocs.
1047 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1048 paramter to the call to gold::gc_process_relocs.
1049 * gc.h (get_embedded_addend_size): New function.
1050 (gc_process_relocs): Save the size of the reloc for use by ICF.
1051 * icf.cc (get_section_contents): Get the addend from the text section
1052 for SHT_REL relocation sections.
1053 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1054 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1055 * int_encoding.h (read_from_pointer): New overloaded function.
1056 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1057 * testsuite/icf_sht_rel_addend_test.sh: New file.
1058 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1059 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1060
6ea55b82
RW		 10612010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1062
1063 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1064 * Makefile.in: Regenerate.
1065 * testsuite/Makefile.in: Regenerate.
1066
9691462b
ILT		 10672010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1068
1069 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1070 * gold/testsuite/debug_msg.cc: Likewise.
1071 * gold/testsuite/odr_violation1.cc
1072 * gold/testsuite/odr_violation2.cc
1073
76897331
CC		 10742010-07-21 Cary Coutant <ccoutant@google.com>
1075
1076 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1077 string, and length fields.
1078 (Output_merge_string::Merged_strings_list): New type.
1079 (Output_merge_string::Merged_strings_lists): New typedef.
1080 (Output_merge_string): Replace merged_strings_ with
1081 merged_strings_lists_.
1082 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1083 Merged_strings_list per input object and section. Don't store pointer
1084 to the string. Don't store length with each merged string entry.
1085 (Output_merge_string::finalize_merged_data): Loop over list of merged
1086 strings lists. Recompute length of each merged string.
1087
78384e8f
CC		 10882010-07-15 Cary Coutant <ccoutant@google.com>
1089
1090 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1091 here.
1092
783659f9
ILT		 10932010-07-14 Ian Lance Taylor <iant@google.com>
1094
1095 * descriptors.cc (Descriptors::open): Report correct name in error
1096 message.
1097
131687b4
DK		 10982010-07-13 Doug Kwan <dougkwan@google.com>
1099
1100 * arm.cc (Arm_input_section::Arm_input_section): For a
1101 SHT_ARM_EXIDX section, always keeps the input sections.
1102 (Arm_input_section::set_exidx_section_link): New method.
1103 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1104 has_errors_ to false.
1105 (Arm_exidx_input_section::has_errors,
1106 Arm_exidx_input_section::set_has_errors): New methods.
1107 (Arm_exidx_input_section::has_errors_): New data member.
1108 (Arm_relobj::get_exidx_shndx_list): New method.
1109 (Arm_output_section::append_text_sections_to_list): Do not skip
1110 section without SHF_EXECINSTR.
1111 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1112 errors.
1113 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1114 section header. Make error messages more verbose. Check for
1115 a non-executable section linked to an EXIDX section.
1116 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1117 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1118 check that there is no deferred EXIDX section if we exit early.
1119 Instead of not making an EXIDX section in case of an error, make one
1120 and set the has_errors flag of it.
1121 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1122 in a relocatable link.
1123 (Target_arm::do_relax): Look for the EXIDX output section instead of
1124 assuming that it is called .ARM.exidx.
1125 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1126 section list. Do not check for SHF_EXECINSTR section flags but
1127 skip any input section with errors.
1128 * output.cc (Output_section::Output_section): Initialize
1129 always_keeps_input_sections_ to false.
1130 (Output_section::add_input_section): Check for
1131 always_keeps_input_sections_.
1132 * output.h (Output_section::always_keeps_input_sections,
1133 Output_section::set_always_keeps_input_sections): New methods.
1134 (Output_section::always_keeps_input_sections): New data member.
1135
69517287
RÁE		 11362010-07-13 Rafael Espindola <espindola@google.com>
1137
1138 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1139 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1140
82742395
ILT		 11412010-07-13 Philip Herron <herron.philip@googlemail.com>
1142 Ian Lance Taylor <iant@google.com>
1143
1144 * output.h (Output_section_lookup_maps::add_merge_section):
1145 Correct check of whether value was inserted.
1146 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1147 (Output_section_lookup_maps::add_relaxed_input_section):
1148 Likewise.
1149 * arm.cc (Target_arm::got_section): Remove used local os.
1150 * i386.cc (Target_i386::got_section): Likewise.
1151 * x86_64.cc (Target_x86_64::got_section): Likewise.
1152 * sparc.cc (Target_sparc::got_section): Likewise.
1153 (Target_sparc::relocate): Remove unused local have_got_offset.
1154 * powerpc.cc (Target_powerpc::relocate): Likewise.
1155
f2d707b5
ILT		 11562010-07-13 Ian Lance Taylor <iant@google.com>
1157
241531d6
ILT		 1158 * compressed_output.cc (zlib_decompress): Fix signature in
1159 !HAVE_ZLIB_H case.
1160
f2d707b5
ILT		 1161 * archive.cc (Archive::include_member): Unlock an external member
1162 of a thin archive. Don't bother to delete an object we know is
1163 NULL.
1164
a2e47362
CC		 11652010-07-12 Cary Coutant <ccoutant@google.com>
1166
1167 * compressed_output.cc (zlib_decompress): New function.
1168 (get_uncompressed_size): New function.
1169 (decompress_input_section): New function.
1170 * compressed_output.h (get_uncompressed_size): New function.
1171 (decompress_input_section): New function.
1172 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1173 Handle compressed debug sections.
1174 * layout.cc (is_compressed_debug_section): New function.
1175 (Layout::output_section_name): Map compressed section names to
1176 canonical names.
1177 * layout.h (is_compressed_debug_section): New function.
1178 (is_debug_info_section): Recognize compressed debug sections.
1179 * merge.cc: Include compressed_output.h.
1180 (Output_merge_data::do_add_input_section): Handle compressed
1181 debug sections.
1182 (Output_merge_string::do_add_input_section): Handle compressed
1183 debug sections.
1184 * object.cc: Include compressed_output.h.
1185 (Sized_relobj::Sized_relobj): Initialize new data members.
1186 (build_compressed_section_map): New function.
1187 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1188 * object.h (Object::section_is_compressed): New method.
1189 (Object::do_section_is_compressed): New method.
1190 (Sized_relobj::Compressed_section_map): New type.
1191 (Sized_relobj::do_section_is_compressed): New method.
1192 (Sized_relobj::compressed_sections_): New data member.
1193 * output.cc (Output_section::add_input_section): Handle compressed
1194 debug sections.
1195 * reloc.cc: Include compressed_output.h.
1196 (Sized_relobj::write_sections): Handle compressed debug sections.
1197
ce279a62
CC		 11982010-07-08 Cary Coutant <ccoutant@google.com>
1199
1200 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1201 weak when resolving to a dynamic def.
1202 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1203 for weak undef/dynamic def cases. Adjust callers.
1204 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1205 undef_binding_weak_.
1206 (Symbol_table::sized_write_globals): Adjust symbol binding.
1207 (Symbol_table::sized_write_symbol): Add binding parameter.
1208 * symtab.h (Symbol::set_undef_binding): New method.
1209 (Symbol::is_undef_binding_weak): New method.
1210 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1211 (Symbol_table::should_override): Add new parameter.
1212 (Symbol_table::sized_write_symbol): Add new parameter.
1213
1214 * testsuite/weak_undef_file1.cc: Add new test case.
1215 * testsuite/weak_undef_file2.cc: Fix header comment.
1216 * testsuite/weak_undef_test.cc: Add new test case.
1217
b2286c10
DK		 12182010-06-29 Doug Kwan <dougkwan@google.com>
1219
1220 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1221 Initialize USE_SYMBOL_.
1222 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1223 definition.
1224 (Arm_reloc_property::uses_symbol_): New data member declaration.
1225 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1226 uses symbol value and symbol is undefined but not weakly undefined.
1227
4802450a
RÁE		 12282010-06-28 Rafael Espindola <espindola@google.com>
1229
1230 * plugin.cc (Plugin::load): Use dlerror.
1231
e5ca47ba
ILT		 12322010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1233
1234 * symtab.cc (detect_odr_violations): When reporting an ODR
1235 violation, report an object where the symbol is defined.
1236
8a75a161
DK		 12372010-06-25 Doug Kwan <dougkwan@google.com>
1238
1239 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1240 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1241 definition.
1242 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1243 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1244 target hook to detect function points.
1245 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1246 * icf.h (Icf::check_section_for_function_pointers): Change type of
1247 parameter SECTION_NAME to const reference to std::string. Use
1248 target hook to determine if section may have unsafe pointers.
1249 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1250 method definition.
1251
42218b9f
RÁE		 12522010-06-21 Rafael Espindola <espindola@google.com>
1253
1254 * fileread.cc (Input_file::find_fie): New
1255 (Input_file::open): Use Input_file::find_fie.
1256 * fileread.h (Input_file::find_fie): New
1257 * plugin.cc (set_extra_library_path): New.
1258 (Plugin::load): Add set_extra_library_path to the transfer vector.
1259 (Plugin_manager::set_extra_library_path): New.
1260 (Plugin_manager::add_input_file): Use the extra search path if set.
1261 (set_extra_library_path(): New.
1262 * plugin.h (Plugin_manager): Add set_extra_library_path and
1263 extra_search_path_.
1264
a0506cca
CC		 12652010-06-19 Cary Coutant <ccoutant@google.com>
1266
1267 * layout.cc (gdb_sections): Add .debug_types.
1268 (lines_only_debug_sections): Likewise.
1269
6508b958
RÁE		 12702010-06-18 Rafael Espindola <espindola@google.com>
1271
1272 * plugin.cc (add_input_file,add_input_library)
1273 (Plugin_manager::add_input_file): Make filename arguments const.
1274 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1275 const.
1276
3e235302
DK		 12772010-06-16 Doug Kwan <dougkwan@google.com>
1278
1279 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1280 .ARM.attributes section if we have not merged any input
1281 attributes sections.
1282
106e8a6c
DK		 12832010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1284
1285 * arm.cc: Allow combining objects with no EABI version
1286 information.
1287
91ff43fe
RÁE		 12882010-06-15 Rafael Espindola <espindola@google.com>
1289
1290 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1291
68ed838c
ILT		 12922010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1293
1294 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1295 (struct iovec): Correct !HAVE_READV definition.
1296
f3a2388f
CC		 12972010-06-10 Cary Coutant <ccoutant@google.com>
1298
1299 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1300 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1301 reloc sections.
1302 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1303
1304 PR 11683
1305 * symtab.h (Symbol::is_placeholder): New member function.
1306 * target-reloc.h (relocate_section): Check for placeholder symbols.
1307
1308 * testsuite/Makefile.am (plugin_test_8): New test.
1309 (plugin_test_9): New test.
1310 * testsuite/Makefile.in: Regenerate.
1311
e1df38aa
NC		 13122010-06-09 Nick Clifton <nickc@redhat.com>
1313
1314 * yyscript.y (input_list_element): Allow strings prefixed with
1315 the '-' character. Treat these as libraries.
1316 * script.cc (script_add_library): New function. Adds a library
1317 specified by "-l<name>" found in an input script.
1318 * script-c.h: Add prototype for script_add_library.
1319
25bbe950
DK		 13202010-06-07 Doug Kwan <dougkwan@google.com>
1321
1322 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1323 Restrict stub-group size to be within long conditional branch
1324 range when working around cortex-A8 erratum.
1325
0f32ea4c
ILT		 13262010-06-07 Damien Diederen <dd@crosstwine.com>
1327
1328 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1329 #ifdef typo.
1330
8fe2a369
ST		 13312010-06-03 Sriraman Tallam <tmsriram@google.com>
1332
1333 PR gold/11658
1334 * output.cc
1335 (Output_section::Input_section_sort_entry::compare_section_ordering):
1336 Change to return non-zero correctly.
1337 (Output_section::Input_section_sort_section_order_index_compare
1338 ::operator()): Change to fix ambiguity in comparisons.
1339
6e9ba2ca
ST		 13402010-06-01 Sriraman Tallam <tmsriram@google.com>
1341
1342 * gold.h (is_wildcard_string): New function.
1343 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1344 (Layout::layout_eh_frame): Ditto.
1345 (Layout::find_section_order_index): New method.
1346 (Layout::read_layout_from_file): New method.
1347 * layout.h (Layout::find_section_order_index): New method.
1348 (Layout::read_layout_from_file): New method.
1349 (Layout::input_section_position_): New private member.
1350 (Layout::input_section_glob_): New private member.
1351 * main.cc (main): Call read_layout_from_file here.
1352 * options.h (--section-ordering-file): New option.
1353 * output.cc (Output_section::input_section_order_specified_): New
1354 member.
1355 (Output_section::Output_section): Initialize new member.
1356 (Output_section::add_input_section): Add new parameter.
1357 Keep input sections when --section-ordering-file is used.
1358 (Output_section::set_final_data_size): Sort input sections when
1359 section ordering file is specified.
1360 (Output_section::Input_section_sort_entry): Add new parameter.
1361 Check sorting type.
1362 (Output_section::Input_section_sort_entry::compare_section_ordering):
1363 New method.
1364 (Output_section::Input_section_sort_compare::operator()): Change to
1365 consider section_order_index.
1366 (Output_section::Input_section_sort_init_fini_compare::operator()):
1367 Change to consider section_order_index.
1368 (Output_section::Input_section_sort_section_order_index_compare
1369 ::operator()): New method.
1370 (Output_section::sort_attached_input_sections): Change to sort
1371 according to section order when specified.
e1df38aa
NC		 1372 (Output_section::add_input_section<32, true>): Add new parameter.
1373 (Output_section::add_input_section<64, true>): Add new parameter.
1374 (Output_section::add_input_section<32, false>): Add new parameter.
1375 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1376 * output.h (Output_section::add_input_section): Add new parameter.
1377 (Output_section::input_section_order_specified): New
1378 method.
1379 (Output_section::set_input_section_order_specified): New method.
1380 (Input_section::Input_section): Initialize section_order_index_.
1381 (Input_section::section_order_index): New method.
1382 (Input_section::set_section_order_index): New method.
1383 (Input_section::section_order_index_): New member.
1384 (Input_section::Input_section_sort_section_order_index_compare): New
1385 struct.
1386 (Output_section::input_section_order_specified_): New member.
1387 * script-sections.cc (is_wildcard_string): Delete and move modified
1388 method to gold.h.
1389 (Output_section_element_input::Output_section_element_input): Modify
1390 call to is_wildcard_string.
1391 (Output_section_element_input::Input_section_pattern
1392 ::Input_section_pattern): Ditto.
1393 (Output_section_element_input::Output_section_element_input): Ditto.
1394 * testsuite/Makefile.am (final_layout): New test case.
1395 * testsuite/Makefile.in: Regenerate.
1396 * testsuite/final_layout.cc: New file.
1397 * testsuite/final_layout.sh: New file.
1398
3537c84b
RÁE		 13992010-06-01 Rafael Espindola <espindola@google.com>
1400
1401 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1402
105b6afd
RÁE		 14032010-06-01 Rafael Espindola <espindola@google.com>
1404
1405 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1406 visibility of symbols.
1407
29e11421
DK		 14082010-05-27 Doug Kwan <dougkwan@google.com>
1409
1410 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1411 from start of output section instead of address for a local symbol
1412 in a merged or relaxed section when doing a relocatable link.
1413
5e0f337e
RÁE		 14142010-05-26 Rafael Espindola <espindola@google.com>
1415
1416 PR 11604
1417 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1418 adding sections the garbage collector removed.
1419 * gold/testsuite/Makefile.am: Add test.
1420 * gold/testsuite/Makefile.in: Regenerate.
1421 * gold/testsuite/plugin_test_7.sh: New.
1422 * gold/testsuite/plugin_test_7_1.c: New.
1423 * gold/testsuite/plugin_test_7_2.c: New.
1424
f4187277
RÁE		 14252010-05-26 Rafael Espindola <espindola@google.com>
1426
1427 * script-sections.cc (Output_section_definition::set_section_addresses):
1428 Check for --section-start.
1429
5c388529
DK		 14302010-05-26 Doug Kwan <dougkwan@google.com>
1431
1432 * arm.cc (Arm_scan_relocatable_relocs): New class.
1433 (Target_arm::relocate_special_relocatable): New method.
1434 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1435 (Arm_relocate_functions::thumb_branch_common): Same.
1436 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1437 instead of Default_scan_relocatable_relocs.
1438 * target-reloc.h (relocate_for_relocatable): Let target handle
1439 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1440 * target.h (Sized_target::relocate_special_relocatable): New method.
1441
bca1c3ae
ILT		 14422010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1443
1444 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1445
0439c796
DK		 14462010-05-23 Doug Kwan <dougkwan@google.com>
1447
1448 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1449 instead of a cast.
1450 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1451 with a direct branch, not a conditional branch, to a stub.
1452 * merge.cc (Output_merge_base::record_input_section): New method
1453 defintion.
1454 (Output_merge_data::do_add_input_section): Record input section if
1455 keeps-input-sections flag is set.
1456 (Output_merge_string::do_add_input_section): Ditto.
1457 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1458 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1459 INPUT_SECTIONS_.
1460 (Output_merge_base::keeps_input_sections,
1461 Output_merge_base::set_keeps_input_sections,
1462 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1463 method definitions.
1464 (Output_merge_base::Input_sections): New type declaration.
1465 (Output_merge_base::input_sections_begin,
1466 Output_merge_base::input_sections_end,
1467 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1468 (Output_merge_base::bool keeps_input_sections_,
1469 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1470 Output_merge_base::input_sections_): New data members.
1471 (Output_merge_data::do_set_keeps_input_sections): New method
1472 defintion.
1473 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1474 * output.cc (Output_section::Input_section::relobj): Move method
1475 defintion from class declaration to here and handle merge sections.
1476 (Output_section::Input_section::shndx): Ditto.
1477 (Output_section::Output_section): Remove initializations of removed
1478 data members and initialize new data member LOOKUP_MAPS_.
1479 (Output_section::add_input_section): Set keeps-input-sections flag
1480 for a newly created merge output section as appropriate. Adjust code
1481 to use Output_section_lookup_maps class.
1482 (Output_section::add_relaxed_input_section): Adjst code for lookup
1483 maps code refactoring.
1484 (Output_section::add_merge_input_section): Add a new parameter
1485 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1486 class. If adding input section to a newly created merge output
1487 section fails, remove the new merge section.
1488 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1489 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1490 (Output_section::find_merge_section): Ditto.
1491 (Output_section::build_lookup_maps): New method defintion.
1492 (Output_section::find_relaxed_input_section): Adjust code to use
1493 Output_section_lookup_maps class.
1494 (Output_section::get_input_sections): Export merge sections. Adjust
1495 code to use Output_section_lookup_maps class.
1496 (Output_section:::add_script_input_section): Adjust code to use
1497 Output_section_lookup_maps class. Update lookup maps for merge
1498 sections also.
1499 (Output_section::discard_states): Use Output_section_lookup_maps.
1500 (Output_section::restore_states): Same.
1501 * output.h (Merge_section_properties): Move class defintion out of
1502 Output_section.
1503 (Output_section_lookup_maps): New class.
1504 (Output_section::Input_section::is_merge_section): New method
1505 defintion.
1506 (Output_section::Input_section::relobj): Move defintion out of class
1507 defintion. Declare method only.
1508 (Output_section::Input_section::shndx): Ditto.
1509 (Output_section::Input_section::output_merge_base): New method defintion.
1510 (Output_section::Input_section::u2_.pomb): New union field.
1511 (Output_section::Merge_section_by_properties_map,
1512 Output_section::Output_section_data_by_input_section_map,
1513 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1514 Remove types.
1515 (Output_section::add_merge_input_section): Add new parameter
1516 KEEPS_INPUT_SECTIONS.
1517 (Output_section::build_lookup_maps): New method declaration.
1518 (Output_section::merge_section_map_,
1519 Output_section::merge_section_by_properties_map_,
1520 Output_section::relaxed_input_section_map_,
1521 Output_section::is_relaxed_input_section_map_valid_): Remove data
1522 members.
1523 (Output_section::lookup_maps_): New data member.
1524
76295588
L		 15252010-05-21 Doug Kwan <dougkwan@google.com>
1526
1527 PR gold/11619
1528 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1529 avoid a compilation error.
1530
d103a984
RÁE		 15312010-05-19 Rafael Espindola <espindola@google.com>
1532
1533 * script-sections.cc (Output_section_definition::allocate_to_segment):
1534 Update the phdrs_list even when the output section is NULL.
1535 * testsuite/Makefile.am: Add test.
1536 * testsuite/Makefile.in: Regenerate.
1537 * testsuite/script_test_9.cc: New.
1538 * testsuite/script_test_9.sh: New.
1539 * testsuite/script_test_9.t: New.
1540
6625d24e
DK		 15412010-05-19 Doug Kwan <dougkwan@google.com>
1542
1543 * arm.cc (Arm_input_section::original_size): New method.
1544 (Arm_input_section::do_addralign): Add a cast.
1545 (Arm_input_section::do_output_offset): Remove static cast.
1546 (Arm_input_section::original_addralign,
1547 Arm_input_section::original_size_): Change type to uint32_t.
1548 (Arm_input_section::init): Add safe casts for section alignment
1549 and size.
1550 (Arm_input_section::set_final_data_size): Do not set address and
1551 offset of stub table.
1552 (Arm_output_section::fix_exidx_coverage): Change use of of
1553 Output_section::Simple_input_section to that of
1554 Output_section::Input_section.
1555 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1556 except for the first pass.
1557 * output.cc (Output_section::get_input_sections): Change type of
1558 input_sections to std::list<Input_section>.
1559 (Output_section::add_script_input_section): Rename from
1560 Output_section::add_simple_input_section. Change type of SIS
1561 parameter from Simple_input_section to Input_section.
1562 * output.h (Output_section::Simple_input_section): Remove class.
1563 (Output_section::Input_section): Change class visibility to public.
1564 (Output_section::Input_section::addralign): Use stored alignments
1565 for special input sections if set.
1566 (Output_section::Input_section::set_addralign): New method.
1567 (Output_section::get_input_sections): Change parameter type from
1568 list of Simple_input_section to list of Input_section.
1569 (Output_section::add_script_input_section): Rename from
1570 Output_section::add_simple_input_section. Change first parameter's
1571 type from Simple_input_section to Input_section and remove the
1572 second and third parameters.
1573 * script-sections.cc (Input_section::Input_section_list): Change
1574 type to list of Output_section::Input_section/
1575 (Input_section_info::Input_section_info): Change parameter type of
1576 INPUT_SECTION to Output_section::Input_section.
1577 (Input_section_info::input_section): Change return type.
1578 (Input_section_info::input_section_): Change type to
1579 Output_section::Input_section.
1580 (Output_section_element_input::set_section_addresses): Adjust code
1581 to use Output_section::Input_section instead of
1582 Output_section::Simple_input_section. Adjust code for renaming
1583 of Output_section::add_simple_input_section.
1584 (Orphan_output_section::set_section_addresses): Ditto.
1585
e1e82ea4
RW		 15862010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1587
1588 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1589 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1590
91e75c8a
RÁE		 15912010-05-18 Rafael Espindola <espindola@google.com>
1592
1593 * options.cc (General_options::finalize): Handle -nostdlib.
1594 * options.h (nostdlib): New option.
1595 * script.cc (script_add_search_dir): Handle -nostdlib.
1596
da59ad79
DK		 15972010-05-12 Doug Kwan <dougkwan@google.com>
1598
1599 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1600 attributes section only if there no attributes section after merging.
1601 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1602 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1603 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1604 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1605 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1606 and arm_attr_merge_7.stdout.
1607 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1608 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1609 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1610 arm_attr_merge_7b.o): New rules.
1611 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1612 arm_attr_merge_7
1613 * testsuite/Makefile.in: Regenerate.
1614 * testsuite/arm_attr_merge.sh: New file.
1615 * testsuite/arm_attr_merge_[67][ab].s: Same.
1616
3e01a7fd
NC		 16172010-05-05 Nick Clifton <nickc@redhat.com>
1618
1619 * po/es.po: Updated Spanish translation.
1620
7ad2014a
L		 16212010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1622
1623 * Makefile.am (install-exec-local): Properly install gold as
1624 default cross linker.
1625 * Makefile.in: Regenerated.
1626
4fda8867
NC		 16272010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1628 Nick Clifton <nickc@redhat.com>
1629
1630 * configure.ac (install_as_default): Define and set to false
1631 unless --enable-gold or --enable-gold=both/gold has been
1632 specified.
1633 * configure: Regenerate.
1634
1635 * Makefile.am (install-exec-local): Install the executable as
1636 'ld.gold'. If install_as_default is true then also install it as
1637 'ld'.
1638 * Makefile.in: Regenerated.
1639
bd288ea2
ILT		 16402010-04-24 Ian Lance Taylor <iant@google.com>
1641
1642 * layout.cc (Layout::layout_reloc): In relocatable link don't
1643 combine reloc sections for grouped sections.
1644
ef38fd8a
ST		 16452010-04-23 Sriraman Tallam <tmsriram@google.com>
1646
1647 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1648 sections that are not ordinary to icf.
1649 * icf.cc (get_section_contents): Handle relocation pointing to section
1650 with no object or shndx information.
1651 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1652 * testsuite/Makefile.in: Regenerate.
1653 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1654 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1655
f6973bdc
ILT		 16562010-04-22 Ian Lance Taylor <iant@google.com>
1657
1658 * expression.cc (Expression::Expression_eval_info): Add
1659 result_alignment_pointer field.
1660 (Expression::eval_with_dot): Add result_alignment_pointer
1661 parameter. Change all callers.
1662 (Expression::eval_maybe_dot): Likewise.
1663 (class Binary_expression): Add alignment_pointer parameter to
1664 left_value and right_value. Change all callers.
1665 (BINARY_EXPRESSION): Set result alignment.
1666 (class Trinary_expression): Add alignment_pointer parameter to
1667 arg2_value and arg3_value. Change all callers.
1668 (Trinary_cond::value): Set result alignment.
1669 (Max_expression::value, Min_expression::value): Likewise.
1670 (Align_expression::value): Likewise.
1671 * script-sections.cc (class Sections_element): Add dot_alignment
1672 parameter to set_section_addresses virtual function. Update
1673 instantiations.
1674 (class Output_section_element): Likewise.
1675 (Script_sections::create_segments): Add dot_alignment parameter.
1676 Change all callers.
1677 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1678 (Script_sections::set_phdrs_clause_addresses): Likewise.
1679 * script-sections.h: Update declarations.
1680 * script.h: Update declarations.
1681 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1682 min_p_align.
1683 * testsuite/script_test_3.t: Set large alignment.
1684 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1685 segment has expected alignment.
1686
9c9c98a5
NC		 16872010-04-22 Nick Clifton <nickc@redhat.com>
1688
1689 * po/gold.pot: Updated by the Translation project.
1690 * po/vi.po: Updated Vietnamese translation.
1691
2253bfba
L		 16922010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1693
1694 * testsuite/Makefile.am (check_PROGRAMS): Add
1695 icf_virtual_function_folding_test.
1696 * testsuite/Makefile.in: Regenerated.
1697
85fdf906
AH		 16982010-04-15 Andrew Haley <aph@redhat.com>
1699
1700 * options.h (merge_exidx_entries): New option.
1701 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1702 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1703 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1704 (Target_arm::merge_exidx_entries): New function.
1705 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1706 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1707 to Arm_exidx_fixup constructor.
1708 Add new arg, merge_exidx_entries.
1709 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1710 Arm_output_section::fix_exidx_coverage.
1711
ce97fa81
ST		 17122010-04-18 Sriraman Tallam <tmsriram@google.com>
1713
1714 * icf.cc (get_section_contents): Check for preemptible functions.
1715 Ignore addend when appropriate.
1716 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1717 section folded.
1718 (add_from_relobj): Check for section folded.
1719 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1720 * symtab.h (should_add_dynsym_entry): Add new parameter.
1721 * target-reloc.h (scan_relocs): Check for section folded.
1722 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1723 Check reloc types for function pointers in shared objects.
1724 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1725 case.
1726 (icf_preemptible_functions_test): New test case.
1727 (icf_string_merge_test): New test case.
1728 * testsuite.Makefile.in: Regenerate.
1729 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1730 bar_glob. Refactor code.
1731 * testsuite/icf_preemptible_functions_test.cc: New file.
1732 * testsuite/icf_preemptible_functions_test.sh: New file.
1733 * testsuite/icf_string_merge_test.cc: New file.
1734 * testsuite/icf_string_merge_test.sh: New file.
1735 * testsuite/icf_virtual_function_folding_test.cc: New file.
1736 * testsuite/icf_virtual_function_folding_test.sh: New file.
1737
04ceb17c
DK		 17382010-04-14 Doug Kwan <dougkwan@google.com>
1739
1740 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1741 for local symbol recounting if we remove a section due to ICF.
1742 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1743 there are no regular objects in input.
1744
153e7da4
DK		 17452010-04-13 Doug Kwan <dougkwan@google.com>
1746
1747 * arm.cc (Arm_input_section::set_final_data_size): Compute
1748 accurate final data size instead of using current data size.
1749
4dbd9faf
DK		 17502010-04-09 Doug Kwan <dougkwan@google.com>
1751
1752 * layout.cc (Layout::choose_output_section): Handle script section
1753 types.
1754 (Layout::make_output_section_for_script): Add section type parameter.
1755 Handle script section types.
1756 * layout.h (Layout::make_output_section_for_script): Add section
1757 type parameter.
1758 * output.cc (Output_section::Output_section): Initialize data member
1759 is_noload_.
1760 (Output_section::do_reset_address_and_file_offset): Do not set address
1761 to 0 if section is a NOLOAD section.
1762 * output.h (Output_section::is_noload): New method.
1763 (Output_section::set_is_noload): Ditto.
1764 (Output_section::is_noload_): New data member.
1765 * script-c.h (Script_section_type): New enum type.
1766 (struct Parser_output_section_header): Add new file section_type.
1767 * script-sections.cc (Sections_element::output_section_name): Add
1768 parameter for returning script section type.
1769 (Output_section_definition::output_section_name): Ditto.
1770 (Output_section_definition::section_type)P; New method.
1771 (Output_section_definiton::script_section_type_name): Ditto.
1772 (Output_section_definition::script_section_type_): New data member.
1773 (Output_section_definition::Output_section_definition): Initialize
1774 data member Output_section_definition::script_section_type_.
1775 (Output_section_definition::create_sections): Pass script section type
1776 to Layout::make_output_section_for_script.
1777 (Output_section_definition::output_section_name): Return script
1778 section type to caller.
1779 (Output_section_definition::set_section_address): Do not advance
1780 dot value and load address if section type is NOLOAD. Set address
1781 of NOLOAD sections regardless of section flags.
1782 (Output_section_definition::print): Print section type if it is
1783 not SCRIPT_SECTION_TYPE_NONE.
1784 (Output_section_definition::section_type): New method.
1785 (Output_section_definition::script_section_type_name): Ditto.
1786 (Script_sections::output_section_name): Add new parameter
1787 PSECTION_TYPE for returning script section type. Pass it to
1788 section elements. Handle discard sections.
1789 (Sort_output_sections::operator()): Handle NOLOAD sections.
1790 * script-sections.h (Script_sections::Section_type): New enum type.
1791 (Script_sections::output_section_name): Add a new parameter for
1792 returning script section type.
1793 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1794 INFO and NOLOAD.
1795 * yyscript.y (union): Add new field SECTION_TYPE.
1796 (COPY, DSECT, INFO, NOLOAD): New tokens.
1797 (opt_address_and_section_type): Change type to output_section_header.
1798 (section_type): New non-terminal
1799 (section_header): Handle section type.
2253bfba 1800 (opt_address_and_section_type): Return section type value.
4dbd9faf 1801
721ea635
L		 18022010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1803
1804 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1805 * testsuite/plugin_common_test_2.c (foo): Likewise.
1806
6bf924b0
DK		 18072010-04-08 Doug Kwan <dougkwan@google.com>
1808
1809 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1810 Output_merge_data.
1811 * output.cc (Output_section::add_merge_input_section): Simplify
1812 code and return status of Output_merge_base::add_input_section.
e1df38aa 1813 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 1814 returns true.
1815
24af6f92
DK		 18162010-04-07 Doug Kwan <dougkwan@google.com>
1817
1818 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1819 if section is marked as containing instructions but has no mapping
1820 symbols.
1821 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1822 correct section index.
1823 (Arm_relobj::find_linked_text_section): Ditto.
1824
00698fc5
CC		 18252010-04-07 Cary Coutant <ccoutant@google.com>
1826
1827 * archive.cc (include_member): Destroy Read_symbols_data object before
1828 releasing file.
1829 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1830 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1831 (Read_symbols_data::~Read_symbols_data) New destructor.
1832 (Section_relocs::Section_relocs) New constructor.
1833 (Section_relocs::~Section_relocs) New destructor.
1834 (Read_relocs_data::Read_relocs_data) New constructor.
1835 (Read_relocs_data::~Read_relocs_data) New destructor.
1836 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1837 pointers to NULL after deleting.
1838
7296d933
DK		 18392010-04-07 Doug Kwan <dougkwan@google.com>
1840
1841 * arm.cc: Replace "endianity" with "endianness" in comments.
1842 (Arm_exidx_cantunwind): Ditto.
1843 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1844 (Arm_relobj::merge_flags_and_attributes): New method.
1845 (Arm_relobj::merge_flags_and_attributes_): New data member.
1846 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1847 (Arm_relobj::scan_sections_for_stubs): Ditto.
1848 (Arm_relobj::do_read_symbols): Check to see if we really want to
1849 merge processor-specific flags and attributes. Exit early if
1850 an object is empty except for section names and the undefined symbol.
1851 (Target_arm::do_finalize_sections): Move check for ELF format to
1852 Arm_relobj::do_read_symbols. Merge processor specific flags and
1853 attributes from a regular object only when we have determined that
1854 it is aapropriate. Do not create an .ARM.attributes section in
1855 output if there is no regular input object.
1856 (Target_arm::merge_processor_specific_flags): Check
1857 --warn-mismatch before printing any error.
1858 (Target_arm::merge_object_attributes): Ditto.
1859 * gold.cc (queue_middle_tasks): Handle the case in which there is
1860 no regular object in input.
1861 * options.cc (General_options::parse_EB): New method.
1862 (General_options::parse_EL): Same.
1863 (General_options::General_options): Initialize endianness_.
1864 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1865 New options.
1866 (General_options::Endianness): New enum.
1867 (General_options::endianness): New method.
1868 (General_options::endianness_): New data member.
1869 * parameters.cc (Parameters::set_options): Check target endianness.
1870 (Parameters::set_target_once): Ditto.
1871 (Parameters::check_target_endianness): New method.
1872 (parameters_force_valid_target): If either -EL or -EB is specified,
1873 use it to define endianness of default target.
1874 * parameters.h (Parameters::check_target_endianness): New method
1875 declaration.
1876 * target.h (class Target): Change "endianity" to "endianness"
1877 in comments.
1878
efc8d4f2
RW		 18792010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1880
1881 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1882 * configure: Regenerate.
1883 * Makefile.in: Regenerate.
1884 * testsuite/Makefile.in: Regenerate.
1885
be234d88
CC		 18862010-04-06 Cary Coutant <ccoutant@google.com>
1887
1888 gcc PR lto/42757
1889 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1890 prevailing definitions of common symbols.
1891 * testsuite/plugin_test_6.sh: New test case.
1892 * testsuite/plugin_common_test_1.c: New test case.
1893 * testsuite/plugin_common_test_2.c: New test case.
1894 * testsuite/Makefile.am (plugin_test_6): New test case.
1895 * testsuite/Makefile.in: Regenerate.
1896
bd32c6bd
NC		 18972010-04-06 Nick Clifton <nickc@redhat.com>
1898
1899 * po/vi.po: New Vietnamese translation.
1900
323c532f
DK		 19012010-03-30 Doug Kwan <dougkwan@google.com>
1902
1903 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1904
4fcd97eb
DK		 19052010-03-25 Doug Kwan <dougkwan@google.com>
1906
1907 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1908 to avoid a conversion warning on a 32-bit host.
1909
4ebf39db
ILT		 19102010-03-24 Ian Lance Taylor <iant@google.com>
1911
1912 * testsuite/script_test_3.t: Add a TLS segment.
1913 * testsuite/Makefile.am (check_PROGRAMS): Add
1914 tls_phdrs_script_test.
1915 (tls_phdrs_script_test_SOURCES): Define.
1916 (tls_phdrs_script_test_DEPENDENCIES): Define.
1917 (tls_phdrs_script_test_LDFLAGS): Define.
1918 (tls_phdrs_script_test_LDADD): Define.
1919 * testsuite/Makefile.in: Rebuild.
1920
4a599bdd
CC		 19212010-03-23 Cary Coutant <ccoutant@google.com>
1922
1923 * fileread.cc (find_or_make_view): Fix comment.
1924
6c93b22c
ILT		 19252010-03-23 Ian Lance Taylor <iant@google.com>
1926
1927 * script-sections.cc (class Orphan_section_placement): Define
1928 PLACE_TLS and PLACE_TLS_BSS.
1929 (Orphan_section_placement::Orphan_section_placement): Initialize
1930 new places.
1931 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1932 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1933 (tls_script_test_SOURCES): Define.
1934 (tls_script_test_DEPENDENCIES): Define.
1935 (tls_script_test_LDFLAGS): Define.
1936 (tls_script_test_LDADD): Define.
1937 * testsuite/Makefile.in: Rebuild.
1938
a2c7281b
DK		 19392010-03-22 Doug Kwan <dougkwan@google.com>
1940
1941 * arm.cc (Arm_relocate_functions::abs8,
1942 Arm_relocate_functions::abs16): Use correct check for overflow
1943 specified in the ARM ELF specs.
1944 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1945 target of a BLX instruction specially.
1946 (Reloc_stub::stub_type_for_reloc): Ditto.
1947 (Relocate::relocate): Use symbolic names instead of numeric relocation
1948 codes to report error.
1949 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1950 workaround.
1951 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1952 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1953 thumb2_blx_out_of_range.stdout
1954 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1955 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1956 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1957 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1958 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1959 thumb2_blx_in_range, thumb2_blx_in_range.o,
1960 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1961 thumb2_blx_out_of_range.o): New rules.
1962 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1963 thumb2_blx_in_range and thumb2_blx_out_of_range.
1964 * testsuite/Makefile.in: Regenerate.
1965 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1966 * testsuite/thumb_blx_in_range.s: New file.
1967 * testsuite/thumb_blx_out_of_range.s: New file.
1968
b0193076
RÁE		 19692010-03-22 Rafael Espindola <espindola@google.com>
1970
1971 * archive.cc (Should_include): Move to archive.h.
1972 (should_include_member): Make it a member of Archive.
1973 (Lib_group): New.
1974 (Add_lib_group_symbols): New.
1975 * archive.h: Include options.h.
1976 (Archive_member): Moved from Archive.
1977 (Should_include): Moved from archive.cc.
1978 (Lib_group): New.
1979 (Add_lib_group_symbols): New.
1980 * dynobj.cc (do_should_include_member): New.
1981 * dynobj.h (do_should_include_member): New.
1982 * gold.cc (queue_initial_tasks): Update call to queue.
1983 * main.cc (main): Print lib group stats.
1984 * object.cc (do_should_include_member): New.
1985 * object.h: Include archive.h.
1986 (Object::should_include_member): New.
1987 (Object::do_should_include_member): New.
1988 (Sized_relobj::do_should_include_member): New.
1989 * options.cc (General_options::parse_start_lib): New.
1990 (General_options::parse_end_lib): New.
1991 (Input_arguments::add_file): Handle lib groups.
1992 (Input_arguments::start_group): Check we are not in a lib.
1993 (Input_arguments::start_lib): New.
1994 (Input_arguments::end_lib): New.
1995 * options.h (General_options): Add start_lib and end_lib.
1996 (Input_argument::lib_): New.
1997 (Input_argument::lib): New.
1998 (Input_argument::is_lib): New.
1999 (Input_file_lib): New.
2000 (Input_arguments::in_lib_): New.
2001 (Input_arguments::in_lib): New.
2002 (Input_arguments::start_lib): New.
2003 (Input_arguments::end_lib_): New.
2004 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2005 in unused members as preempted.
2006 (Sized_pluginobj::do_should_include_member): New.
2007 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2008 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2009 return the blocker.
2010 (Read_symbols::do_whole_lib_group): New.
2011 (Read_symbols::do_lib_group): New.
2012 (Read_symbols::do_read_symbols): Handle lib groups.
2013 (Read_symbols::get_name): Handle lib groups.
2014 * readsyms.h (Read_symbols): Add an archive member pointer.
2015 (Read_symbols::do_whole_lib_group): New.
2016 (Read_symbols::do_lib_group): New.
2017 (Read_symbols::member_): New.
2018 * script.cc (read_input_script): Update call to queue_soon.
2019
d099120c
DK		 20202010-03-19 Doug Kwan <dougkwan@google.com>
2021
2022 * arm.cc (Stub_table::Stub_table): Initialize new data members
2023 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2024 (Stub_table::add_reloc_stub): Assign stub offset and update
2025 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2026 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2027 New data members.
2028 (Stub_table::update_data_size_and_addralign): Use
2029 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2030 instead of going over all reloc stubs.
2031 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2032 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2033 Stringpool_template::offset_ to size of Stringpool_char.
2034 (Stringpool_template::new_key_offset): Remove code to initialize
2035 Stringpool_template::offset_.
2036 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2037 Stringpool_template::offset_ to zero.
2038
1aa37384
DK		 20392010-03-15 Doug Kwan <dougkwan@google.com>
2040
2041 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2042 offset_.
2043 (Stringpool_template::new_key_offset): New method.
2044 (Stringpool_template::add_string): Assign offsets when adding new
2045 strings.
2046 (Stringpool_template::set_string_offsets): Do not set string offsets
2047 when not optimizing.
2048 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2049 member size_.
2050 (Chunked_vector::clear): Clear size_.
2051 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2052 (Chunked_vector::size): Return size_.
2053 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2054 (Chunked_vector::size_): New data member.
1aa37384
DK		 2055 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2056 (Stringpool_template::new_key_offset): New method declaration.
2057 (Stringpool_template::offset_): New data member.
2058
b672b057
RÁE		 20592010-03-15 Rafael Espindola <espindola@google.com>
2060
2061 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2062 Add_symbols' constructor.
2063 * readsyms.h (Add_symbols): Remove the input_group member.
2064
b6848d3c
ILT		 20652010-03-10 Ian Lance Taylor <iant@google.com>
2066
2067 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2068 target to ask whether a reference to a symbol requires a stack
2069 split.
2070 * target.h (Target::is_call_to_non_split): New function.
2071 (Target::do_is_call_to_non_split): Declare virtual function.
2072 * target.cc: Include "symtab.h".
2073 (Target::do_is_call_to_non_split): New function.
2074 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2075
a2a5469e
CC		 20762010-03-10 Cary Coutant <ccoutant@google.com>
2077
2078 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2079 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2080 (File_read::open[2]): Add whole_file_view_ to list of views.
2081 (File_read::make_view): Remove test of whole_file_view_.
2082 (File_read::find_or_make_view): Create whole_file_view_ if
2083 necessary.
2084 (File_read::clear_views): Replace bool parameter with enum;
2085 adjust all callers. Don't delete views with permanent data;
2086 do delete cached views and views from archives if
2087 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2088 if clearing the corresponding view.
2089 * fileread.h (File_read::Clear_views_mode): New enum.
2090 (File_read::View::is_permanent_view): New method.
2091 (File_read::clear_views): Replace bool parameter
2092 with enum; adjust all callers.
2093 * options.h (General_options): Change keep_files_mapped option;
2094 add map_whole_files.
2095 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2096 releasing the file.
2097 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2098 the file.
2099
8861f32b
DM		 21002010-03-10 David S. Miller <davem@davemloft.net>
2101
2102 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2103
d62d0f5f
ST		 21042010-03-09 Sriraman Tallam <tmsriram@google.com>
2105
2106 * icf.cc (get_section_contents): Add '@' marker after processing the
2107 merge reloc.
2108
9177756d
DK		 21092010-03-08 Doug Kwan <dougkwan@google.com>
2110
2111 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2112 due to a conversion warning.
2113 (Arm_relobj::update_output_local_symbol_count): Check for local
2114 symbol with unset output index.
2115
9e9e071b
ILT		 21162010-03-05 Ian Lance Taylor <iant@google.com>
2117
2118 * options.h (class General_options): Add --spare-dynamic-tags.
2119 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2120 --spare-dynamic-tags.
2121
a81ee015
ILT		 21222010-03-05 Ian Lance Taylor <iant@google.com>
2123
2124 * incremental.cc: Include "libiberty.h".
2125
44ec90b9
RO		 21262010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2127
2128 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2129 function, is_info_ member.
2130 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2131 (Versions::Versions): Update caller.
2132 (Versions::define_base_version): Likewise.
2133 (Versions::add_def): Likewise.
2134
0897ed3b
ST		 21352010-03-03 Sriraman Tallam <tmsriram@google.com>
2136
2137 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2138 (Scan::possible_function_pointer_reloc): New function.
2139 (Scan::local_reloc_may_be_function_pointer): Change to call
2140 possible_function_pointer_reloc.
2141 (Scan::global_reloc_may_be_function_pointer): Ditto.
2142 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2143 relocations in ".data.rel.ro._ZTV" section.
2144 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2145 * testsuite/icf_safe_so_test.cc: Ditto.
2146 * testsuite/icf_safe_test.cc: Ditto.
2147 * testsuite/icf_safe_test.sh: Ditto.
2148
d3bbad62
ILT		 21492010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2150 Ian Lance Taylor <iant@google.com>
2151
2152 * target-reloc.h (relocate_section): Check the symbol table index
2153 for -1U before setting the local symbol index.
2154 (scan_relocatable_relocs): If copying the relocation, record that
2155 the local symbol is required.
2156 * object.h (Symbol_value::is_output_symtab_index_set): New
2157 function.
2158 (Symbol_value::may_be_discarded_from_output_symtab): New
2159 function.
2160 (Symbol_value::has_output_symtab_entry): New function.
2161 (Symbol_value::needs_output_symtab_entry): Remove.
2162 (Symbol_value::output_symtab_index): Make sure the symbol index is
2163 set.
2164 (Symbol_value::set_output_symtab_index): Make sure the symbol
2165 index is not set. Make sure the new index is valid.
2166 (Symbol_value::set_must_have_output_symtab_entry): New function.
2167 (Symbol_value::has_output_dynsym_entry): New function.
2168 (Symbol_value::set_output_dynsym_index): Make sure the new index
2169 is valid.
2170 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2171 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2172 local symbol if permitted.
2173 (Sized_relobj::do_finalize_local_symbols): Call
2174 is_output_symtab_index_set rather than needs_output_symtab_entry.
2175 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2176 rather than needs_output_symtab_entry. Call
2177 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2178 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2179 is_output_symtab_index_set rather than needs_output_symtab_entry.
2180 * testsuite/discard_locals_relocatable_test.c: New file.
2181 * testsuite/discard_locals_test.sh: Test -r.
2182 * testsuite/Makefile.am (check_DATA): Add
2183 discard_locals_relocatable_test1.syms,
2184 discard_local_relocatable_test2.syms.
2185 (MOSTLYCLEANFILES): Likewise. Also add
2186 discard_locals_relocatable_test1.lout and
2187 discard_locals_relocatable_test2.out.
2188 (discard_locals_relocatable_test1.syms): New target.
2189 (discard_locals_relocatable_test.o): New target.
2190 (discard_locals_relocatable_test1.out): New target.
2191 (discard_locals_relocatable_test2.syms): New target.
2192 (discard_locals_relocatable_test2.out): New target.
2193 (various): Add missing ../ld-new dependencies.
2194 * testsuite/Makefile.in: Rebuild.
2195
7e8ccf26
NC		 21962010-03-03 Nick Clifton <nickc@redhat.com>
2197
2198 * po/fi.po: New Finnish translation.
2199
2a0ff005
DK		 22002010-03-01 Doug Kwan <dougkwan@google.com>
2201
2202 * layout.cc (Layout::Layout): Force section types of .init_array*,
2203 .preinit_array* and .fini_array* sections.
2204 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2205 Fix check of return value of std::string::find.().
2206 (Output_section::Input_section_sort_compare::operator()): Remove
2207 comment about .init_array.
2208 (Output_section::Input_section_sort_init_fini_compare::operator()):
2209 New method.
2210 (Output_section::sort_attached_input_sections): Handle .init_array
2211 and .fini_array specially.
2212 * output.h (Output_section::Inut_section_sort_compare): Update
2213 comment.
2214 (Output_section::Input_section_sort_init_fini_compare): New struct.
2215
c3e4ae29
DK		 22162010-02-26 Doug Kwan <dougkwan@google.com>
2217
2218 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2219 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2220 * testsuite/debug_msg.sh: Avoid matching source line number for
2221 use of global variable undef_int.
2222
2fd9ae7a
DK		 22232010-02-26 Doug Kwan <dougkwan@google.com>
2224
2225 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2226 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2227 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2228 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2229 * options.cc (General_options::General_options): Initialize member
2230 fix_v4bx_.
2231 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2232 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2233 and rm_no_fix_v4bx.stdout
2234 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2235 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2236 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2237 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2238 and arm_no_fix_v4bx.
2239 * Makefile.in: Regenerate.
2240 * testsuite/arm_fix_v4bx.s: New file.
2241 * testsuite/arm_fix_v4bx.sh: Ditto.
2242
67ec7d0b
DK		 22432010-02-24 Doug Kwan <dougkwan@google.com>
2244
2245 * arm.cc (Target_arm::got_section): Make the .got section the first
2246 non RELRO section in the data segment.
2247 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2248 suffixes of section names.
2249
10165461
DK		 22502010-02-24 Doug Kwan <dougkwan@google.com>
2251
2252 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2253 flags and attributes merging if an input file is a binary file.
2254 * fileread.cc (Input_file::open): Record format of original file.
2255 * fileread.h (Input_file::Format): New enum type.
2256 (Input_file::Input_file): Initialize data member format_.
2257 (Input_file::format): New method definition.
2258 (Input_file::format_):: New data member.
2259
4a54abbb
DK		 22602010-02-24 Doug Kwan <dougkwan@google.com>
2261
2262 * arm.cc (Arm_output_data_got): New class.
2263 (ARM_TCB_SIZE): New constant
2264 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2265 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2266 If user uses a script with a SECTIONS clause, issue only a warning
2267 for a misplaced EXIDX input section. Otherwise, issue an error.
2268 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2269 garbage collection.
2270 (Target_arm::got_mode_index_entry): Handle static linking.
2271 (Target_arm::Scan::local): Ditto.
2272 (Target_arm::Scan::global): Ditto.
2273 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2274 all incorrectly implemented relocations.
e1df38aa 2275 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2276 Arm_output_section::fix_exidx_coverage.
2277 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2278 from ".ARM.exidx." and ".ARM.extab.".
2279
ca419a6f
ILT		 22802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2281
2282 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2283 section if it does not already exist.
2284 * attributes.cc (Attributes_section_data::Attributes_section_data):
2285 Don't crash if size is zero.
2286
135b9c78
ILT		 22872010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2288 Ian Lance Taylor <iant@google.com>
2289
2290 * gold.cc (queue_middle_tasks): If no input files were opened,
2291 exit.
2292 * workqueue.h (Task_function::Task_function): Assert that there is
2293 a blocker.
2294
bb0bfe4f
DK		 22952010-02-22 Doug Kwan <dougkwan@google.com>
2296
2297 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2298 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2299 types to avoid warnings due to different uint64_t implementations
2300 on different hosts.
2301
2a2b6d42
DK		 23022010-02-21 Doug Kwan <dougkwan@google.com>
2303
2304 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2305 handling of the maximum backward branch offset.
2306 (Arm_relocate_functions::thumb_branch_common): Ditto.
2307 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2308 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2309 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2310 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2311 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2312 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2313 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2314 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2315 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2316 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2317 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2318 thumb2_bl_out_of_range.o): New rules.
2319 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2320 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2321 thumb2_bl_out_of_range
2322 * testsuite/Makefile.in: Regenerate.
2323 * testsuite/arm_bl_in_range.s: New file.
2324 * testsuite/arm_bl_out_of_range.s: Ditto.
2325 * testsuite/arm_branch_in_range.sh: Ditto.
2326 * testsuite/arm_branch_range.t: Ditto.
2327 * testsuite/thumb2_branch_range.t: Ditto.
2328 * testsuite/thumb_bl_in_range.s: Ditto.
2329 * testsuite/thumb_bl_out_of_range.s: Ditto.
2330 * testsuite/thumb_branch_range.t: Ditto.
2331
b487ad64
ST		 23322010-02-20 Sriraman Tallam <tmsriram@google.com>
2333
2334 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2335 Add reloc offset information.
2336 * icf.cc (get_section_contents): Change iterators to point to the new
2337 vectors. Add reloc offset information to the contents.
2338 * icf.h (Icf::Sections_reachable_info): New typedef.
2339 (Icf::Sections_reachable_list): New typedef.
2340 (Icf::Offset_info): New typedef.
2341 (Icf::Reloc_info): New struct typedef.
2342 (Icf::Reloc_info_list): New typedef.
2343 (Icf::symbol_reloc_list): Delete method.
2344 (Icf::addend_reloc_list): Delete method.
2345 (Icf::section_reloc_list): Delete method.
2346 (Icf::reloc_info_list): New method.
2347 (Icf::reloc_info_list_): New member.
2348
f96accdf
DK		 23492010-02-19 Doug Kwan <dougkwan@google.com>
2350
2351 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2352 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2353 * arm.cc (Arm_relocation_functions): New forward declaration.
2354 (Target_arm::Target_arm): Initialize new data members
2355 got_mod_index_offset_ and tls_base_symbol_defined_.
2356 (Target_arm::Relocate::relocate_tls): New method.
2357 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2358 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2359 New methods.
2360 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2361 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2362 (Target_arm::got_mod_index_offset_,
2363 Target_arm::tls_base_symbol_defined_): New data members.
2364 (Target_arm::Scan::local, Target::Scan::global,
2365 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2366 relocations.
2367
c8761b9a
DK		 23682010-02-18 Doug Kwan <dougkwan@google.com>
2369
2370 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2371 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2372 text section as a parameter becuase some broken tools may not set
2373 the link in section header.
2374 (Target_arm::has_got_section): New method.
2375 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2376 without any mapping symbol as data only. Remove warning.
2377 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2378 link in its section header, try to discover the link by inspecting the
2379 REL31 relocation at the beginning of the section.
2380 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2381 in error message.
2382 (Target_arm::Scan::global): Treat any reference to the symbol
2383 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2384
21bb3914
ST		 23852010-02-12 Sriraman Tallam <tmsriram@google.com>
2386
2387 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2388 (Scan::global_reloc_may_be_function_pointer): New function.
2389 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2390 (Scan::global_reloc_may_be_function_pointer): New function.
2391 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2392 (Scan::global_reloc_may_be_function_pointer): New function.
2393 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2394 (Scan::global_reloc_may_be_function_pointer): New function.
2395 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2396 (Scan::global_reloc_may_be_function_pointer): New function.
2397 (Scan::possible_function_pointer_reloc): New function.
2398 (Target_x86_64::can_check_for_function_pointers): New function.
2399 * gc.h (gc_process_relocs): Scan relocation types to determine if
2400 function pointers were taken for targets that support it.
2401 * icf.cc (Icf::find_identical_sections): Include functions for
2402 folding in safe ICF whose pointer is not taken.
2403 * icf.h (Secn_fptr_taken_set): New typedef.
2404 (fptr_section_id_): New member.
2405 (section_has_function_pointers): New function.
2406 (set_section_has_function_pointers): New function.
2407 (check_section_for_function_pointers): New function.
2408 * options.h: Fix comment for safe ICF option.
2409 * target.h (can_check_for_function_pointers): New function.
2410 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2411 Modify icf_safe_test for X86-64.
2412 * testsuite/Makefile.in: Regenerate.
2413 * testsuite/icf_safe_so_test.cc: New file.
2414 * testsuite/icf_safe_so_test.sh: New file.
2415 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2416 (main): Change to take pointer to function kept_func_3.
2417 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2418 folding is done correctly for X86-64.
2419
0da6fa6c
DM		 24202010-02-12 David S. Miller <davem@davemloft.net>
2421
2422 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2423 is_symbolless parameter.
2424 (Output_reloc<SHT_REL>::is_symbolless): New.
2425 (Output_reloc<SHT_REL>::is_symbolless_): New.
2426 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2427 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2428 (Output_reloc<SHT_RELA>::is_symbolless): New.
2429 (Output_data_reloc::add_global): Handle is_symbolless.
2430 (Output_data_reloc::add_global_relative): Likewise.
2431 (Output_data_reloc::add_local): Likewise.
2432 (Output_data_reloc::add_local_relative): Likewise.
2433 (Output_data_reloc::add_symbolless_global_addend): New.
2434 (Output_data_reloc::add_symbolless_local_addend): New.
2435 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2436 is_symbolless.
2437 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2438 instead of ->is_relative_
2439 (Output_reloc::write): Likewise.
2440 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2441 (Output_reloc::write_rel): Simplify.
2442
2443 * sparc.cc (Target_sparc::Scan::local): Use
2444 ->add_symbolless_local_addend as needed.
2445 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2446 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2447 based upon relocation offset.
2448
e4782e83
DK		 24492010-02-11 Doug Kwan <dougkwan@google.com>
2450
2451 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2452 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2453 beginning of function.
2454 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2455 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2456 parameter is_32bit in calls to should_apply_static_reloc.
2457 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2458 (check_DATA): Add arm_abs_global.stdout.
2459 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2460 arm_abs_global.stdout): New rules.
2461 (MOSTLLYCLEANFILES): Add arm_abs_global
2462 * Makefile.in: Regenerate.
2463 * testsuite/arm_abs_global.s: New file.
2464 * testsuite/arm_abs_global.sh: Ditto.
2465 * testsuite/arm_abs_lib.s: Ditto.
2466
93ceb764
ILT		 24672010-02-11 Ian Lance Taylor <iant@google.com>
2468
2469 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2470 Read_relocs task.
2471 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2472 Allocate_commons_task first.
2473 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2474 task, rather than symtab_lock_.
2475 (Gc_process_relocs::~Gc_process_relocs): New function.
2476 (Gc_process_relocs::is_runnable): Check this_blocker_.
2477 (Gc_process_relocs::locks): Use next_blocker_ rather than
2478 blocker_.
2479 (Scan_relocs::~Scan_relocs): New function.
2480 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2481 symtab_lock_.
2482 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2483 next_blocker_.
2484 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2485 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2486 constructor accordingly.
2487 (class Gc_process_relocs): Likewise.
2488 (class Scan_relocs): Likewise.
2489 * common.h (class Allocate_commons_task): Remove symtab_lock_
2490 field, and corresponding constructor parameter.
2491 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2492 symtab_lock_.
2493 (Allocate_commons_task::locks): Likewise.
2494
114dfbe1
ILT		 24952010-02-11 Ian Lance Taylor <iant@google.com>
2496
2497 * gold-threads.h (class Once): Define.
2498 (class Initialize_lock): Rewrite as child of Once.
2499 * gold-threads.cc (class Once_initialize): Define.
2500 (once_pointer_control): New static variable.
2501 (once_pointer, once_arg): New static variables.
2502 (c_run_once): New static function.
2503 (Once::Once, Once::run_once, Once::internal_run): New functions.
2504 (class Initialize_lock_once): Remove.
2505 (initialize_lock_control): Remove.
2506 (initialize_lock_pointer): Remove.
2507 (initialize_lock_once): Remove.
2508 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2509 (Initialize_lock::initialize): Rewrite.
2510 (Initialize_lock::do_run_once): New function.
2511 * archive.cc (Archive::interpret_header): Only clear name if it is
2512 not already empty.
2513 * fileread.cc: Include "gold-threads.h"
2514 (file_counts_lock): New static variable.
2515 (file_counts_initialize_lock): Likewise.
2516 (File_read::release): Only increment counts when using --stats.
2517 Use a lock around the increment.
2518 * parameters.cc (class Set_parameters_target_once): Define.
2519 (set_parameters_target_once): New static variable.
2520 (Parameters::Parameters): Move here from parameters.h.
2521 (Parameters::set_target): Rewrite.
2522 (Parameters::set_target_once): New function.
2523 (Parameters::clear_target): Move here and rewrite.
2524 * parameters.h (class Parameters): Update declarations. Add
2525 set_parameters_target_once_ field.
2526 (Parameters::Parameters): Move to parameters.cc.
2527 (Parameters::clear_target): Likewise.
2528 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2529 task.
2530 (Start_group::~Start_group): New function.
2531 (Start_group::is_runnable): New function.
2532 (Start_group::locks, Start_group::run): New functions.
2533 (Finish_group::run): Change saw_undefined to size_t.
2534 * readsyms.h (class Start_group): Define.
2535 (class Finish_group): Change saw_undefined_ field to size_t.
2536 (Finish_group::Finish_group): Remove saw_undefined and
2537 this_blocker parameters. Change all callers.
2538 (Finish_group::set_saw_undefined): New function.
2539 (Finish_group::set_blocker): New function.
2540 * symtab.h (class Symbol_table): Change saw_undefined to return
2541 size_t. Change saw_undefined_ field to size_t.
2542 * target-select.cc (Set_target_once::do_run_once): New function.
2543 (Target_selector::Target_selector): Initialize set_target_once_
2544 field. Don't initialize lock_ and initialize_lock_ fields.
2545 (Target_selector::instantiate_target): Rewrite.
2546 (Target_selector::set_target): New function.
2547 * target-select.h (class Set_target_once): Define.
2548 (class Target_selector): Update declarations. Make
2549 Set_target_once a friend. Remove lock_ and initialize_lock_
2550 fields. Add set_target_once_ field.
2551
fa17a3f4
ILT		 25522010-02-10 Ian Lance Taylor <iant@google.com>
2553
2554 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2555 queueing any tasks.
2556 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2557 (queue_middle_tasks): Add all blockers before queueing any tasks.
2558 (queue_final_tasks): Likewise.
2559 * token.h (Task_token::add_blockers): New function.
2560 * object.h (Input_objects::number_of_relobjs): New function.
2561
c7177d31
ILT		 25622010-02-10 Ian Lance Taylor <iant@google.com>
2563
5de0e392
ILT		 2564 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2565 shared, not if not position independent.
2566 * x86_64.cc (Relocate::relocate_tls): Likewise.
2567 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2568 (tls_pie_pic_test): New target.
2569 * testsuite/Makefile.in: Rebuild.
2570
c7177d31
ILT		 2571 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2572 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2573 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2574 * testsuite/Makefile.in: Rebuild.
2575
684b268a
DM		 25762010-02-09 David S. Miller <davem@davemloft.net>
2577
2578 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2579 R_SPARC_RELATIVE using ->add_local_relative().
2580 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2581
612a8d3d
DM		 2582 * output.h (Output_data_dynamic::add_section_size): New method
2583 that takes two Output_data objects.
2584 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2585 entry param. Handle it in initializers.
2586 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2587 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2588 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2589 arg.
2590 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2591 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2592 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2593 for dynrel_includes_plt.
2594 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2595 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2596 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2597 before .rela.plt
2598 (Target_sparc::do_finalize_sections): Update to pass true for
2599 dynrel_includes_plt.
2600 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2601 output before .rela.plt
2602 (Target_powerpc::do_finalize_sections): Update to pass true for
2603 dynrel_includes_plt when 32-bit.
2604
cb1be87e
DK		 26052010-02-08 Doug Kwan <dougkwan@google.com>
2606
2607 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2608 method.
2609 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2610 Arm_relobj::scan_section_for_cortex_a8_stubs,
2611 Arm_relobj::do_relocation_section): Instead of calling
2612 Output_section::output_address, use faster
2613 Arm_relobj::simple_input_section_output_address.
2614
705b5121
DM		 26152010-02-08 David S. Miller <davem@davemloft.net>
2616
2617 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2618 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2619 relocation helper function.
2620
024c4466
DM		 2621 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2622 just like R_SPARC_GOT{10,13,22}.
2623 (Target_sparc::Scan::local): Likewise.
2624 (Target_sparc::Relocate:relocate): Likewise.
2625
9109c078
ILT		 26262010-02-06 Ian Lance Taylor <iant@google.com>
2627
2628 * configure.ac: Rewrite targetobjs duplicate removal code to use
2629 only shell constructs.
2630 * configure: Rebuild.
2631
cf846138
DK		 26322010-02-05 Doug Kwan <dougkwan@google.com>
2633
2634 PR 11247
2635 * arm.cc (Arm_relobj::section_is_scannable): New method.
2636 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2637 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2638
6cfaf60b
DK		 26392010-02-04 Doug Kwan <dougkwan@google.com>
2640
2641 PR 11247
2642 * arm-reloc-property.cc (cstdio): Include.
2643 * configure.ac (targetobjs): Remove duplicates.
2644 * configure: Regenerate.
2645 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2646 big and little endian version for a given address size.
2647
5c57f1be
DK		 26482010-02-03 Doug Kwan <dougkwan@google.com>
2649
2650 * arm-reloc-property.cc
2651 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2652 definition.
2653 * arm-reloc-property.h
2654 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2655 New method definition.
2656 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2657 declaration.
2658 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2659 overflow to N.
2660 (GOT_PREL): Change implemented to Y.
2661 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2662 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2663 (Arm_relocate_functions::movw_abs_nc): Remove method.
2664 (Arm_relocate_functions::movt_abs): Ditto.
2665 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2666 (Arm_relocate_functions::thm_movt_abs): Ditto.
2667 (Arm_relocate_functions::movw_rel_nc): Ditto.
2668 (Arm_relocate_functions::movw_rel): Ditto.
2669 (Arm_relocate_functions::movt_rel): Ditto.
2670 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2671 (Arm_relocate_functions:thm_movw_rel): Ditto.
2672 (Arm_relocate_functions:thm_movt_rel): Ditto.
2673 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2674 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2675 New method definitions.
2676 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2677 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2678 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2679 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2680 (Target_arm::Relocate::relocate): Check for non-static or
2681 unimplemented relocation code and exit early. Change calls to
2682 Target_arm::reloc_uses_thumb_bit and
2683 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2684 instead. Refactor code to handle similar relocations to increase
2685 code sharing. Remove check for unsupported relocation code in switch
2686 statement.
2687 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2688 relocation property table to find out size. Change error message to
2689 print out the name of a relocation code instead of the numeric value.
2690 (Target_arm::scan_reloc_for_stub): Use relocation property table
2691 instead of calling Target_arm::reloc_uses_thumb_bit().
2692
218c5831
DK		 26932010-02-02 Doug Kwan <dougkwan@google.com>
2694
2695 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2696 types of relaxed input section.
2697
0d31c79d
DK		 26982010-02-02 Doug Kwan <dougkwan@google.com>
2699
2700 * Makefile.am (HFILES): Add arm-reloc-property.h.
2701 (DEFFILES): New.
2702 (TARGETSOURCES): Add arm-reloc-property.cc
2703 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2704 (libgold_a_SOURCES): $(DEFFILES)
2705 * Makefile.in: Regenerate.
2706 * arm-reloc-property.cc: New file.
2707 * arm-reloc-property.h: New file.
2708 * arm-reloc.def: New file.
2709 * arm.cc: Update comments.
2710 (arm-reloc-property.h): New included header.
2711 (arm_reloc_property_table): New global variable.
2712 (Target_arm::do_select_as_default_target): New method definition.
2713 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2714 arm-reloc-property to targ_extra_obj.
2715 * parameters.cc (set_parameters_target): Call
2716 Target::select_as_default_target().
2717 * target.h (Target::select_as_default_target): New method definition.
2718 (Target::do_select_as_default_target): Same.
2719
546c7457
DK		 27202010-02-01 Doug Kwan <dougkwan@google.com>
2721
2722 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2723 first_output_text_section_.
2724 (Arm_exidx_fixup::first_output_text_section): New method definition.
2725 (Arm_exidx_fixup::first_output_text_section_): New data member.
2726 (Arm_exidx_fixup::process_exidx_section): Record the first text
2727 output section seen.
2728 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2729 and entsize in output section header.
2730
11b861d5
DK		 27312010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2732
2733 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2734 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2735 (Arm_relocate_functions::thm_alu11): New Method.
2736 (Arm_relocate_functions::thm_pc8): New Method.
2737 (Arm_relocate_functions::thm_pc12): New Method.
2738 (Target_arm::Scan::local): Handle the relocations.
2739 (Target_arm::Scan::global): Likewise.
2740 (Target_arm::Relocate::relocate): Likewise.
2741 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2742
c9a2c125
DK		 27432010-01-29 Doug Kwan <dougkwan@google.com>
2744
2745 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2746 of relocation types as ld.
2747
1521477a
DK		 27482010-01-29 Doug Kwan <dougkwan@google.com>
2749
2750 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2751 to public.
2752 (Arm_relocate_functions::thumb_branch_common): Ditto.
2753 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2754 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2755 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2756 Arm_relocate_functions::jump24): Remove.
2757 (Target_arm::Relocate::relocate): Adjust code to call
2758 Arm_relocation_functions::arm_branch_common and
2759 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 2760 wrappers. Merge switch-cases together to reduce source code size.
1521477a 2761
e7eca48c
DK		 27622010-01-29 Doug Kwan <dougkwan@google.com>
2763
2764 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2765 output_local_symbol_count_needs_update_.
2766 (Arm_relobj::output_local_symbol_count_needs_update,
2767 Arm_relobj::set_output_local_symbol_count_needs_update,
2768 Arm_relobj::update_output_local_symbol_count): New methods.
2769 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2770 member.
2771 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2772 of pointed function as in a R_ARM_PREL31 relocation.
2773 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2774 for output local symbol count updating.
2775 (Target_arm::do_relax): Update output local symbol counts in objects
2776 if necessary.
2777 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2778
02961d7e
ILT		 27792010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2780
2781 * arm.cc: Added support for the ARM relocations:
2782 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2783 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2784 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2785 movw_prel_nc).
2786 (Arm_relocate_functions::movw_rel): New method.
2787 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2788 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2789 thm_movw_prel_nc).
2790 (Arm_relocate_functions::thm_movw_rel): New method.
2791 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2792 thm_movt_prel).
2793 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2794 relocations.
2795 (Target_arm::Scan::global): Likewise.
2796 (Target_arm::Relocate::relocate): Likewise.
2797 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2798 Likewise.
2799
b10d2873
ILT		 28002010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2801
2802 * arm.cc: Added support for ARM group relocations.
2803 (Target_arm::reloc_needs_sym_origin): New method.
2804 (Arm_relocate_functions::calc_grp_kn): New method.
2805 (Arm_relocate_functions::calc_grp_residual): New method.
2806 (Arm_relocate_functions::calc_grp_gn): New method.
2807 (Arm_relocate_functions::arm_grp_alu): New Method.
2808 (Arm_relocate_functions::arm_grp_ldr): New Method.
2809 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2810 (Arm_relocate_functions::arm_grp_ldc): New Method.
2811 (Target_arm::Scan::local): Handle the ARM group relocations.
2812 (Target_arm::Scan::global): Likewise.
2813 (Target_arm::Relocate::relocate): Likewise.
2814 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2815 Likewise.
2816
2b328d4e
DK		 28172010-01-26 Doug Kwan <dougkwan@google.com>
2818
2819 * arm.cc (set): Include.
2820 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2821 pointer type.
2822 (Arm_output_section::Text_section_list): New type.
2823 (Arm_output_section::append_text_sections_to_list): New method.
2824 (Arm_output_section::fix_exidx_coverage): Ditto.
2825 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2826 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2827 Relobj::set_section_offset() instead of
2828 Sized_relobj::invalidate_section_offset().
2829 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2830 parameter for section headers. Ignore relocation sections for
2831 unallocated sections and EXIDX sections.
2832 (Target_arm::fix_exidx_coverage): New method.
2833 (Target_arm::output_section_address_less_than): New type.
2834 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2835 linked text section instead of the EXIDX section.
2836 (Arm_output_section::create_stub_group): Add an assertion to check
2837 that this is not an EXIDX output section.
2838 (Arm_output_section::append_text_sections_to_list): New method.
2839 (Arm_output_section::fix_exidx_coverage): Ditto.
2840 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2841 Arm_relobj::section_needs_reloc_stub_scanning.
2842 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2843 first pass.
2844 (Target_arm::fix_exidx_coverage): New method.
2845 * object.h (Relobj::set_output_section): New method.
2846 (Sized_relobj::invalidate_section_offset): Remove method.
2847 (Sized_relobj::do_invalidate_section_offset): Remove method.
2848 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2849
c7f3c371
DK		 28502010-01-25 Doug Kwan <dougkwan@google.com>
2851
2852 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2853 Fix warning due to signed and unsigned comparison on a 32-bit host.
2854
8923b24c
DK		 28552010-01-22 Doug Kwan <dougkwan@google.com>
2856
2857 * arm.cc (Target_arm::do_relax): Record an output section for section
2858 offset adjustment it contains any stub table that has changed.
2859 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2860 offsets in an output section if necessary.
2861 * output.cc (Output_section::Output_section): Initialize
2862 section_offsets_need_adjustments_.
2863 (Output_section::add_input_section_for_script): Renamed to
2864 Output_section::add_simple_input_section.
2865 (Output_section::save_states): Add a comment.
2866 (Output_section::discard_states): New method defintion.
2867 (Output_section::adjust_section_offsets): Same.
2868 * output.h (Output_section::add_input_section_for_script): Renamed to
2869 Output_section::add_simple_input_section.
2870 (Output_section::discard_states): New method declaration.
2871 (Output_section::adjust_section_offsets): Same.
2872 (Output_section::section_offsets_need_adjustment,
2873 Output_section::set_section_offsets_need_adjustment): New method
2874 definitions.
2875 (Output_section::section_offsets_need_adjustment_): New data member.
2876 * script-sections.cc
2877 (Output_section_element_input::set_section_address): Adjust code for
2878 renaming of Output_section::add_input_section_for_script.
2879 (Orphan_output_section::set_section_address): Same.
2880
9b2fd367
DK		 28812010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2882
2883 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2884 Fix_v4bx enum values .
2885 * gold/options.h (General_options): New option definitions.
2886 (General_options::fix_v4bx): New method.
2887 (General_options::Fix_v4bx): New enum.
2888 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2889 (General_options::parse_fix_v4bx_interworking): New method.
2890
80d0d023
DK		 28912010-01-22 Doug Kwan <dougkwan@google.com>
2892
2893 * arm.cc (Arm_exidx_fixup): New class.
2894
af2cdeae
DK		 28952010-01-21 Doug Kwan <dougkwan@google.com>
2896
2897 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2898 classes.
2899 (Arm_exidx_section_offset_map): New type.
2900
993d07c1
DK		 29012010-01-21 Doug Kwan <dougkwan@google.com>
2902
2903 * arm.cc (Arm_exidx_input_section): New class.
2904 (Arm_relobj::exidx_input_section_by_link,
2905 Arm_relobj::exidx_input_section_by_shndx,
2906 Arm_relobj::make_exidx_input_section): New methods.
2907 (read_arm_attributes_section): Remove.
2908 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2909 information about them.
2910 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2911 to here.
2912
5ac169d4
DK		 29132010-01-20 Doug Kwan <dougkwan@google.com>
2914
2915 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2916 Input_section_specifier to Section_id.
2917 (Target_arm::new_arm_input_section: Adjust code for change of key
2918 type.
2919 (Target_arm::find_arm_input_section): Ditto.
2920 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2921 (Section_id): Remove.
2922 (Garbage_collection::Section_id_hash): Remove.
2923 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2924 (Section_id): Remove.
2925 (Icf::Section_id_hash): Remove.
2926 * object.h (Section_id, Const_section_id, Section_id_hash,
2927 Const_section_id_hash): New type definitions.
2928 * output.cc (Output_section::add_relaxed_input_section): Change to
2929 use Const_section_id instead of Input_section_specifier as key type.
2930 (Output_section::add_merge_input_section): Ditto.
2931 (Output_section::build_relaxation_map): Change to use Section_id
2932 instead of Input_section_specifier as key type.
2933 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2934 Ditto.
2935 (Output_section::convert_input_sections_to_relaxed_sections): Change
2936 to use Const_section_id instead of Input_section_specifier as key type.
2937 (Output_section::find_merge_section): Ditto.
2938 (Output_section::find_relaxed_input_section): Ditto.
2939 * output.h (Input_section_specifier): Remove class.
2940 (Output_section::Output_section_data_by_input_section_map): Change
2941 key type to Const_section_id.
2942 (Output_section::Output_relaxed_input_section_by_input_section_map):
2943 Ditto.
2944 (Output_section::Relaxation_map): Change key type to Section_id.
2945
a2162063
ILT		 29462010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2947
2948 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2949 (class Arm_v4bx_stub): New class.
2950 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2951 (Stub_factory::make_arm_v4bx_stub): New method.
2952 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2953 (Stub_table::empty): Handle v4bx stubs.
2954 (Stub_table::add_arm_v4bx_stub): New method.
2955 (Stub_table::find_arm_v4bx_stub): New method.
2956 (Arm_relocate_functions::v4bx): New method.
2957 (Target_arm::fix_v4bx): New method.
2958 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2959 (Stub_table::relocate_stubs): Likewise.
2960 (Stub_table::do_write): Likewise.
2961 (Stub_table::update_data_size_and_addralign): Likewise.
2962 (Stub_table::finalize_stubs): Likewise.
2963 (Target_arm::Scan::local): Likewise.
2964 (Target_arm::Scan::global): Likewise.
2965 (Target_arm::do_finalize_sections): Likewise.
2966 (Target_arm::Relocate::relocate): Likewise.
2967 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2968 Likewise.
2969 (Target_arm::scan_reloc_for_stub): Likewise.
2970 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2971
5696ab0b
ILT		 29722010-01-19 Ian Lance Taylor <iant@google.com>
2973
2974 * output.cc (Output_section_headers::do_sized_write): Write large
2975 segment count to sh_info field.
2976 (Output_file_header::do_sized_write): For large segment count,
2977 write PN_XNUM to e_phnum field.
2978
800d0f56
ILT		 29792010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2980
2981 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2982 (Arm_relocate_functions::thm_jump8): New function.
2983 (Arm_relocate_functions::thm_jump11): New function.
2984 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2985 R_ARM_THM_JUMP11.
2986 (Target_arm::Scan::global): Likewise.
2987 (Target_arm::Relocate::relocate): Likewise.
2988 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2989 Likewise.
2990
41263c05
DK		 29912010-01-14 Doug Kwan <dougkwan@google.com>
2992
2993 * arm.cc (map, utility): Include headers.
2994 (Target_arm::apply_cortex_a8_workaround): New method.
2995 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2996 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2997 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2998 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2999 the --[no-]fix-cortex-a8 command line options.
3000 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3001 (Target_arm::relocate_stub): Use addend in instruction template.
3002 * options.h (DEFINE_bool): Set the user-set flag.
3003 (General_options): Add --[no-]-fix-cortex options.
3004 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3005 : Update fast look-up map after conversion.
41263c05 3006
459e9b03
ST		 30072010-01-14 Sriraman Tallam <tmsriram@google.com>
3008
3009 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3010 in the first pass of do_layout.
3011
b521dfe4
DK		 30122010-01-13 Doug Kwan <dougkwan@google.com>
3013
3014 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3015 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3016 apparent compiler problem of not folding static constant integral
3017 data members of elfcpp::Elf_sizes<32>.
3018
44272192
DK		 30192010-01-13 Doug Kwan <dougkwan@google.com>
3020
3021 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3022 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3023 Arm_relobj::scan_section_for_cortex_a8_erratum,
3024 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3025 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3026 sections to scan for relocation stubs into a new method
3027 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3028 relocation and Cortex-A8 stub scanning.
3029 (Target_arm::do_relax): Force stubs to be after stubbed sections
3030 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3031 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3032 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3033
44b71ece
ILT		 30342010-01-12 Ian Lance Taylor <iant@google.com>
3035
3036 * target-reloc.h (visibility_error): New inline function.
3037 (relocate_section): Call visibility_error.
3038 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3039 (MOSTLYCLEANFILES): Likewise.
3040 (protected_4_pic.o, protected_3.err): New targets.
3041 * testsuite/protected_4.cc: New file.
3042
a120bc7f
DK		 30432010-01-12 Doug Kwan <dougkwan@google.com>
3044
3045 * arm.cc (Cortex_a8_reloc): New class.
3046 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3047 and cortex_a8_relocs_info_.
3048 (Target_arm::fix_cortex_a8): New method definition.
3049 (Target_arm::Cortex_a8_relocs_info): New type.
3050 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3051 New data member declarations.
3052 (Target_arm::scan_reloc_for_stub): Record information about
3053 relocations for THUMB branches that might be exempted from the
3054 Cortex-A8 workaround.
3055 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3056 at the beginning of a relaxation pass.
3057
20138696
DK		 30582010-01-12 Doug Kwan <dougkwan@google.com>
3059
3060 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3061 (Arm_relobj::Mapping_symbol_position,
3062 Arm_reloj::Mapping_symbol_position_less,
3063 Arm_relobj::Mapping_symbols_info): New types.
3064 (Target_arm::is_mapping_symbol_name): New method definition.
3065 (Arm_relobj::do_count_local_symbols): Save information about mapping
3066 symbols.
3067
089d69dc
DK		 30682010-01-11 Doug Kwan <dougkwan@google.com>
3069
3070 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3071 Arm_relocate_functions::thumb32_branch_upper,
3072 Arm_relocate_functions::thumb32_branch_lower,
3073 Arm_relocate_functions::thumb32_cond_branch_offset,
3074 Arm_relocate_functions::thumb32_cond_branch_upper,
3075 Arm_relocate_functions::thumb32_cond_branch_lower,
3076 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3077 branch offset encoding.
3078 (Arm_relocate_functions::thumb_branch_common): Use new branch
3079 offset encoding methods to avoid code duplication.
3080 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3081 (Stub_addend_reader::operator()): Use new branch encoding method
3082 to avoid code duplication.
3083
99e5bff2
DK		 30842010-01-11 Doug Kwan <dougkwan@google.com>
3085
3086 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3087 (Target_arm::do_finalize_sections): Define special EXIDX section
3088 symbols only if referenced.
3089 * gc.h (Garbage_collection::add_reference): New method.
3090 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3091 code duplication.
3092
98e090bd
ILT		 30932010-01-11 Ian Lance Taylor <iant@google.com>
3094
d0a91bd8
ILT		 3095 * script.cc (Version_script_info::build_expression_list_lookup):
3096 Change complaing about duplicate wildcard match from error to
3097 warning.
3098
98e090bd
ILT		 3099 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3100 of 2009-12-30.
3101 (Version_script_info::Version_script_info): Initialize globs_,
3102 default_version_, default_is_global_, and exact_. Don't
3103 initialize globals_ or locals_.
3104 (Version_script_info::build_lookup_tables): Build local symbols
3105 first.
3106 (Version_script_info::unquote): New function.
3107 (Version_script_info::add_exact_match): New function.
3108 (Version_script_info::build_expression_list_lookup): Remove lookup
3109 parameter. Add is_global parameter. Change all callers. Handle
3110 wildcard pattern specially. Unquote pattern. Call
3111 add_exact_match.
3112 (Version_script_info::get_name_to_match): New function.
3113 (Version_script_info::get_symbol_version): New function.
3114 (Version_script_info::get_symbol_version_helper): Remove.
3115 (Version_script_info::check_unmatched_names): Call unquote.
3116 * script.h (class Version_script_info): Change get_symbol_version
3117 to be non-inline and add is_global parameter; change all callers.
3118 Rewrite symbol_is_local. Update declarations. Define struct
3119 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3120 Remove globals_ and locals_ members. Add exact_, globs_,
3121 default_version_, is_global_.
3122 (Version_script_info::Glob): Remove pattern, add expression and
3123 is_global. Update constructor. Change all callers.
3124 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3125 default version.
3126 (Versions::symbol_section_contents): If a symbol is undefined, or
3127 defined in a dynamic object, set the version index to
3128 VER_NDX_LOCAL.
3129 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3130 symbol_is_local.
3131 (Symbol_table::add_from_pluginobj): Likewise.
3132 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3133
d56962d3
DK		 31342010-01-11 Doug Kwan <dougkwan@google.com>
3135
3136 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3137 (incremental_dump_LDADD): Add linking option for libintl.
3138 * Makefile.in: Regenerate.
3139
94e6ee91
L		 31402010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3141
3142 PR gold/11144
3143 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3144 instead of -Ds.
3145 * testsuite/Makefile.in: Regenerated.
3146
e96c574b
DK		 31472010-01-10 Doug Kwan <dougkwan@google.com>
3148
3149 * options.h (DEFINE_var): Use parentheses around argument varname__
3150 in macro body to avoid any unintended subsequent substitutions.
3151
7198066b
ILT		 31522010-01-10 Ian Lance Taylor <iant@google.com>
3153
ba4d53bf
ILT		 3154 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3155 candidates before doing symbol resolution.
3156
7198066b
ILT		 3157 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3158 ODR candidates if only one is weak.
3159
a2beed37
ILT		 31602010-01-08 Ian Lance Taylor <iant@google.com>
3161
3162 * script.cc (Version_script_info::build_expression_list_lookup):
3163 Don't warn about ambiguous version, just record the ambiguity.
3164 (Version_script_info::get_symbol_version_helper): Give error if
3165 version is ambiguous.
3166
2fb7225c
DK		 31672010-01-08 Doug Kwan <dougkwan@google.com>
3168
3169 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3170 prev_data_size_ and prev_addralign_. Remove initializer for
3171 deleted data member has_been_changed_.
3172 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3173 to determine if the table is empty.
3174 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3175 Remove.
3176 (Stub_table::add_reloc_stub): Define method in class definition
3177 instead of just declaring it there.
3178 (Stub_table::add_cortex_a8_stub): New method definition.
3179 (Stub_table::update_data_size_and_addralign): Ditto.
3180 (Stub_table::finalize_stubs): Ditto.
3181 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3182 (Stub_table::do_addralign_): Return address alignment in the
3183 (Stub_table::do_reset_address_and_file_offset): Define method in
3184 class definition instead of declaring it there. Set current data
3185 size to be the data size of the previous pass.
3186 (Stub_table::set_final_data_size): Use current data size as the
3187 final data size.
3188 (Stub_table::relocate_stub): Change parameter type of stub from
3189 Reloc_stub pointer to Stub pointer.
3190 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3191 (Stub_table::Cortex_a8_stub_list): New typedef.
3192 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3193 Stub_table::prev_addralign_): New data member.
3194 (Arm_relobj::Arm_relobj): Initialize data member
3195 section_has_cortex_a8_workaround_.
3196 (Arm_relobj::section_has_cortex_a8_workaround,
3197 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3198 definitions.
3199 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3200 declarations.
3201 (Target_arm::relocate_stub): Change parameter type of stub from
3202 Reloc_stub pointer to Stub pointer.
3203 (Insn_template::size, Insn_template::alignment): Handle
3204 THUMB16_SPECIAL_TYPE.
3205 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3206 Stub_table::update_data_size_and_addralign,
3207 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3208 definitions.
3209 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3210 (Stub_table::do_write): Ditto.
3211 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3212
880cd20d
ILT		 32132010-01-08 Ian Lance Taylor <iant@google.com>
3214
3215 PR 11108
3216 * symtab.h (class Symbol): Remove fields is_target_special_ and
3217 has_plt_offset_. Add field is_defined_in_discarded_section_.
3218 (Symbol::is_defined_in_discarded_section): New function.
3219 (Symbol::set_is_defined_in_discarded_section): New function.
3220 (Symbol::has_plt_offset): Rewrite.
3221 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3222 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3223 Don't initialize is_target_special_ or has_plt_offset_.
3224 Initialize is_defined_in_discarded_section_.
3225 (Symbol_table::add_from_relobj): If appropriate, set
3226 is_defined_in_discarded_section.
3227 * resolve.cc (Symbol::override_base_with_special): Don't test
3228 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3229 * target-reloc.h (relocate_section): Do special handling for
3230 symbols defined in discarded sections for global symbols as well
3231 as local symbols.
3232
2703e3eb
ILT		 32332010-01-08 Ian Lance Taylor <iant@google.com>
3234
3235 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3236 the SHT_SYMTAB case.
3237
339d40a3
ILT		 32382010-01-08 Ian Lance Taylor <iant@google.com>
3239
3240 * object.cc (Sized_relobj::do_layout): Don't get confused if
3241 layout_eh_frame returns NULL.
3242
abecea76
ILT		 32432010-01-08 Ian Lance Taylor <iant@google.com>
3244
3245 PR 11084
3246 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3247 dynamic symbol table, use the normal symbol table.
3248 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3249 symbol table.
3250
6b7dd3f3
ILT		 32512010-01-08 Ian Lance Taylor <iant@google.com>
3252
3253 PR 11072
3254 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3255 sections.
3256
36c50e63
L		 32572010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3258
3259 * version.cc (print_version): Change to "Copyright 2010".
3260
e291e7b9
ILT		 32612010-01-08 Ian Lance Taylor <iant@google.com>
3262
3263 PR 10287
3264 PR 11063
3265 * i386.cc (class Target_i386): Change return type of plt_section
3266 to be non-const.
3267 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3268 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3269 tls_desc_rel_ field.
3270 (Output_data_plt_i386::rel_tls_desc): New function.
3271 (Target_i386::rel_tls_desc_section): New function.
3272 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3273 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3274 R_386_TLS_DESC reloc in rel_tls_desc_section.
3275 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3276 Define struct Tlsdesc_info.
3277 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3278 (Target_x86_64::do_reloc_symbol_index): New function.
3279 (Target_x86_64::add_tlsdesc_info): New function.
3280 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3281 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3282 tlsdesc_rel_ field.
3283 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3284 all callers.
3285 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3286 (Target_x86_64::rela_tlsdesc_section): New function.
3287 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3288 handling.
3289 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3290 (Target_x86_64::do_reloc_addend): New function.
3291 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3292 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3293 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3294 (Output_reloc::type): New function.
3295 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3296 (Output_reloc::is_target_specific): New function.
3297 (Output_reloc::target_arg): New function.
3298 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3299 absolute relocs and target specific relocs.
3300 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3301 add_target_specific.
3302 (class Output_data_reloc) [SHT_RELA]: Likewise.
3303 * output.cc (Output_reloc::Output_reloc): Add four new versions
3304 for absolute relocs and target specific relocs.
3305 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3306 (Output_reloc::get_symbol_index): Likewise.
3307 (Output_reloc::local_section_offset): Check that local_sym_index_
3308 is not TARGET_CODE or 0.
3309 (Output_reloc::symbol_value): Likewise.
3310 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3311 reloc.
3312 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3313 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3314 functions.
3315 * layout.cc (add_target_dynamic_tags): Use output section for
3316 DT_PLTRELSZ and DT_JMPREL.
3317
3a44184e
ILT		 33182010-01-07 Ian Lance Taylor <iant@google.com>
3319
3320 PR 11061
3321 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3322 function.
3323 (class Output_data_reloc_generic): Define.
3324 (class Output_data_reloc_base): Change base class to
3325 Output_data_reloc_generic. Change add() method to call
3326 bump_relative_reloc_count for a relative reloc. Remove
3327 sort_relocs_ field.
3328 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3329 to sort_relocs().
3330 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3331 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3332 appropriate.
3333 * layout.h (class Layout): Update declaration.
3334
ea715a34
ILT		 33352010-01-07 Ian Lance Taylor <iant@google.com>
3336
3337 * output.h (class Output_data): Add const version of
3338 output_section and do_output_section.
3339 (class Output_section_data): Add const version of
3340 do_output_section.
3341 (class Output_section): Likewise.
3342 * layout.cc (Layout::add_target_dynamic_tags): New function.
3343 * layout.h (class Layout): Update declarations.
3344 * arm.cc (Target_arm::do_finalize_sections): Use
3345 add_target_dynamic_tags.
3346 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3347 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3348 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3349 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3350
659948a4
ILT		 33512010-01-07 Ian Lance Taylor <iant@google.com>
3352
3353 PR 11042
3354 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3355 object as needed.
3356
9d3b86f6
ILT		 33572010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3358 Ian Lance Taylor <iant@google.com>
3359
3360 PR 11019
3361 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3362 Xindex::read_symtab_xindex.
3363
bb0d3eb0
DK		 33642010-01-07 Doug Kwan <dougkwan@google.com>
3365
3366 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3367 (Insn_template::thumb16_bcond_insn): New method declaration.
3368 (Insn_template): Fix spelling.
3369 (Stub::thumb16_special): New method declaration.
3370 (Stub::do_write): Define virtual method which was previously pure
3371 virtual.
3372 (Stub::do_thumb16_special): New method declaration.
3373 (Stub::do_fixed_endian_write): New template member.
3374 (Reloc_stub::do_write): Remove.
3375 (Reloc_stub::do_fixed_endian_write): Remove.
3376 (Cortex_a8_stub): New class definition.
3377 (Stub_factory::make_cortex_a8_stub): New method definition.
3378 (Stub_factory::Stub_factory): Add missing static storage class
3379 qualifier for elf32_arm_stub_a8_veneer_blx.
3380
ffeef7df
ILT		 33812010-01-07 Ian Lance Taylor <iant@google.com>
3382
dc3f80fe
ILT		 3383 PR 10980
3384 * options.h (class General_options): Add --warn-unresolved-symbols
3385 and --error-unresolved-symbols.
3386 * errors.cc (Errors::undefined_symbol): Implement
3387 --warn-unresolved-symbols.
3388
ffeef7df
ILT		 3389 * options.h (class General_options): Add -z text and -z textoff.
3390 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3391
f1ec9ded
ST		 33922010-01-06 Sriraman Tallam <tmsriram@google.com>
3393
3394 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3395 (Garbage_collection::cident_sections): New function.
3396 (Garbage_collection::add_cident_section): New function.
3397 (Garbage_collection::cident_sections_): New member.
3398 (gc_process_relocs): Add references to sections whose names are C
3399 identifiers.
3400 * gold.h (cident_section_start_prefix): New constant.
3401 (cident_section_stop_prefix): New constant.
3402 (is_cident): New function.
3403 * layout.cc (Layout::define_section_symbols): Replace string constants
3404 with the newly defined constants.
3405 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3406 C identifiers.
3407 * testsuite/Makefile.am: Add gc_orphan_section_test.
3408 * testsuite/Makefile.in: Regenerate.
3409 * testsuite/gc_orphan_section_test.cc: New file.
3410 * testsuite/gc_orphan_section_test.sh: New file.
3411
6eda8c29
ILT		 34122010-01-06 Ian Lance Taylor <iant@google.com>
3413
b9674e17
ILT		 3414 PR 10980
3415 * options.h (class General_options): Add --warn-shared-textrel.
3416 * layout.cc (Layout::finish_dynamic_section): Implement
3417 --warn-shared-textrel.
3418
6eda8c29
ILT		 3419 PR 10980
3420 * options.h (class General_options): Add --warn-multiple-gp.
3421
32dcd44e
ILT		 34222010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3423
3424 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3425 $(THREADSLIB) and $(LIBDL).
3426 * Makefile.in: Rebuild.
3427
a192ba05
ILT		 34282010-01-06 Ian Lance Taylor <iant@google.com>
3429
3430 PR 10980
3431 * options.cc (General_options::parse_section_start): New function.
3432 (General_options::section_start): New function.
3433 (General_options::General_options): Initialize all members.
3434 * options.h: Include <map>
3435 (class General_options): Add --section-start. Add section_starts_
3436 member.
3437 * layout.cc (Layout::attach_allocated_section_to_segment): If
3438 --section-start was used, set the address of the segment. Remove
3439 local sort_sections.
3440 (Layout::relaxation_loop_body): If the address of the load segment
3441 has been set by --section-start, don't use it.
3442 * output.h (Output_segment::update_flags_for_output_section): New
3443 function.
3444 * output.cc (Output_segment::add_output_section): Call
3445 update_flags_for_output_section.
3446
dde3f402
ILT		 34472010-01-05 Ian Lance Taylor <iant@google.com>
3448
62dfdd4d
ILT		 3449 PR 10980
3450 * options.h (class General_options): Add --undefined-version.
3451 * script.cc (struct Version_expression): Add was_matched_by_symbol
3452 field.
3453 (Version_script_info::matched_symbol): New function.
3454 (Version_script_info::get_symbol_version_helper): Call
3455 matched_symbol.
3456 (Version_script_info::check_unmatched_names): New function.
3457 * script.h (class Version_script_info): Update declarations.
3458 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3459
9c4ae156
ILT		 3460 * options.h (class General_options): Use DEFINE_bool_alias for
3461 allow_multiple_definition.
3462 * resolve.cc (Symbol_table::should_override): Don't test
3463 allow_multiple_definition.
3464
dde3f402
ILT		 3465 PR 10980
3466 * options.h (class General_options): Add --cref.
3467 * main.cc (main): Print cref table if --cref. Don't close mapfile
3468 until after printing cref table.
3469 * cref.cc: Include "symtab.h".
3470 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3471 (Cref_table_compare::operator()): New function.
3472 (Cref_inputs::gather_cref): New function.
3473 (filecol): New static const.
3474 (Cref_inputs::print_cref): New function.
3475 (Cref::print_cref): New function.
3476 * cref.h: Include <cstdio>.
3477 (class Cref): Update declarations.
3478 * mapfile.h (Mapfile::file): New function.
3479 * object.h (class Object): Define Symbols. Declare virtual
3480 do_get_global_symbols.
3481 (Object::get_global_symbols): New function.
3482 * object.cc (Input_objects::add_object): Pass object to cref_ if
3483 --cref.
3484 (Input_objects::archive_start): Likewise.
3485 (Input_objects::archive_stop): Likewise.
3486 (Input_objects::print_cref): New function.
3487 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3488 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3489 --cref.
3490 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3491 function.
3492 * plugin.h (class Sized_pluginobj): Update declarations.
3493
8781f709
ILT		 34942010-01-05 Ian Lance Taylor <iant@google.com>
3495
3496 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3497 to is_default_version. Rename insdef to insdefault.
3498 (Symbol_table::add_from_relobj): Rename def to is_default_version
3499 and local to is_forced_local.
3500 (Symbol_table::add_from_pluginobj): Likewise.
3501 (Symbol_table::add_from_dynobj): Likewise.
3502 (Symbol_table::define_special_symbol): Rename insdef to
3503 insdefault.
3504
fe35d28d
ILT		 35052010-01-04 Ian Lance Taylor <iant@google.com>
3506
30bc8c46
ILT		 3507 PR 10980
3508 * options.h (class General_options): Add
3509 --allow-multiple-definition and -z muldefs.
3510 * resolve.cc (Symbol_table::should_override): Don't warn about a
3511 multiple symbol definition if --allow-multiple-definition or -z
3512 muldefs.
3513
7eaea549
ILT		 3514 PR 10980
3515 * options.h (class General_options): Add --add-needed and
3516 --copy-dt-needed-entries. Tweak --as-needed help entry.
3517 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3518 error if --copy-dt-needed-entries aka --add-needed is used and
3519 would cause a change in behaviour.
3520
fe35d28d
ILT		 3521 PR 10980
3522 * options.h (class General_options): Add -G as a short version of
3523 --shared. Add no-op options -assert, -g, and -i.
3524
55a2bb35
ST		 35252010-01-04 Sriraman Tallam <tmsriram@google.com>
3526
3527 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3528 check for .text or .gnu.linkonce.t sections.
3529 * icf.cc (Icf::find_identical_sections): Ditto.
3530 Change the detection for mangled function name within the section
3531 name.
3532 * icf.h (is_section_foldable_candidate): New function.
3533
719328e1
ILT		 35342009-12-30 Ian Lance Taylor <iant@google.com>
3535
3536 PR 10980
3537 * options.h (class General_options): Permit two dashes with
3538 --retain-symbols-file.
3539
d7bb5745
ILT		 35402009-12-30 Ian Lance Taylor <iant@google.com>
3541
403a15dd
ILT		 3542 PR 10979
3543 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3544 don't put the file header and segment headers in the text
3545 segment.
3546
eda294df
ILT		 3547 PR 10979
3548 * common.cc (Sort_commons::operator()): Stabilize sort when both
3549 entries are NULL.
3550 (Symbol_table::do_allocate_commons_list): When allocating common
3551 symbols, skip a symbol which is no longer common.
3552 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3553 an object before checking its type.
3554 * testsuite/common_test_2.c: New file.
3555 * testsuite/common_test_3.c: New file.
3556 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3557 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3558 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3559 (common_test_2_pic.o, common_test_2.so): New targets.
3560 (common_test_3_pic.o, common_test_3.so): New targets.
3561 * testsuite/Makefile.in: Rebuild.
3562
d7bb5745
ILT		 3563 PR 10979
3564 * script.cc (read_input_script): If we see a new SECTIONS clause,
3565 and we have added an input section, give an error.
3566 * layout.h (class Layout): Add have_added_input_section function.
3567 Add have_added_input_section_ field.
3568 * layout.cc (Layout::Layout): Initialize
3569 have_added_input_section_.
3570 (Layout::layout): Set have_added_input_section_.
3571 (Layout::layout_eh_frame): Likewise.
3572
fc59c572
ILT		 35732009-12-30 Ian Lance Taylor <iant@google.com>
3574
3575 PR 10931
3576 * options.h (class General_options): Add --sort-common option.
3577 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3578 * common.cc (Sort_common): Add sort_order parameter to
3579 constructor. Add sort_order_ field.
3580 (Sort_commons::operator): Check sort_order_.
3581 (Symbol_table::allocate_commons): Determine the sort order.
3582 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3583 Change all callers.
3584 (Symbol_table::do_allocate_commons_list): Likewise.
3585
1c74fab0
ILT		 35862009-12-30 Ian Lance Taylor <iant@google.com>
3587
3588 PR 10916
3589 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3590 symbols from this object, don't change the visibility of an
3591 undefined symbol.
3592 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3593
6affe781
ILT		 35942009-12-30 Ian Lance Taylor <iant@google.com>
3595
3596 PR 10861
3597 * script.h (class Version_script_info): Define Language enum.
3598 Update declarations. Define Glob, Exact, and Lookup types. Add
3599 new fields globals_, locals_, and is_finalized_.
3600 * script.cc: Various formatting fixes.
3601 (class Parser_closure): Change language_stack_ from a vector of
3602 std::string to one of Version_script_info::Language. Adjust all
3603 uses accordingly.
3604 (class Lazy_demangler): Remove.
3605 (struct Version_expression): Change language from std::string to
3606 Version_script_info::Language.
3607 (Version_script_info::Version_script_info): New function.
3608 (Version_script_info::~Version_script_info): Don't call clear.
3609 (Version_script_info::finalize): New function.
3610 (Version_script_info::build_lookup_tables): New function.
3611 (Version_script_info::build_expression_list_lookup): New
3612 function.
3613 (Version_script_info::get_symbol_version_helper): Rewrite to use
3614 lookup tables.
3615 (Version_script_info::print_expression_list): Adjust to use
3616 Version_script_info::Language.
3617 (script_push_lex_into_version_mode): Check that the version script
3618 has not been finalized.
3619 (version_script_push_lang): Change language string to
3620 Version_script_info::Language.
3621 * options.cc (Command_line::version_script): New function.
3622 * options.h (class General_options): Add finalize_dynamic_list
3623 function. Change version_script from declaration to definition.
3624 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3625 * testsuite/version_script.map: Remove duplicate def of foo.
3626 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3627 version_script.map.
3628 * testsuite/Makefile.in: Rebuild.
3629
818bf354
ILT		 36302009-12-30 Ian Lance Taylor <iant@google.com>
3631
3632 PR 10843
3633 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3634 if the input symbol index is 0, make the output symbol index 0.
3635
ebcc8304
ILT		 36362009-12-30 Ian Lance Taylor <iant@google.com>
3637
3638 PR 10670
3639 * options.h (class General_options): Add -x/--discard-all.
3640 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3641 --discard-all. If the local symbol needs a dynamic entry, check
3642 that before handling --discard-locals.
3643
176fe33f
ILT		 36442009-12-30 Ian Lance Taylor <iant@google.com>
3645
bb321bb1
ILT		 3646 PR 10450
3647 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3648 flags to PF_R.
3649 (Output_segment::add_output_section): Don't change the flags if
3650 the type is PT_TLS.
3651
176fe33f
ILT		 3652 PR 10450
3653 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3654 GNU hash table if they need a dynamic value. Otherwise, don't add
3655 them if they are defined in a dynamic object or are forced local.
3656
e8cd95c7
ILT		 36572009-12-29 Ian Lance Taylor <iant@google.com>
3658
1b81fb71
ILT		 3659 PR 10450
3660 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3661 .gnu.hash table for a 32-bit target.
3662
8d6d383d
ILT		 3663 PR 10450
3664 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3665 regular and a dynamic object only needs a dynamic symbol table
3666 entry if it is externally visible.
3667
e785ec03
ILT		 3668 PR 10450
3669 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3670 constructor. Add global_offset_table_ field.
3671 (Target_i386::got_section): Set global_offset_table_.
3672 (Target_i386::do_finalize_sections): Set global_offset_table_
3673 size.
3674 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3675 in constructor. Add global_offset_table_ field.
3676 (Target_x86_64::got_section): Set global_offset_table_.
3677 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3678 size.
3679
1a2dff53
ILT		 3680 * layout.cc (Layout::Layout): Initialize increase_relro_.
3681 (Layout::get_output_section): Add is_relro, is_last_relro, and
3682 is_first_non_relro parameters. Change all callers.
3683 (Layout::choose_output_section): Likewise.
3684 (Layout::add_output_section_data): Likewise.
3685 (Layout::make_output_section): Likewise.
3686 (Layout::set_segment_offsets): Clear increase_relro when using a
3687 linker script.
3688 * layout.h (class Layout): Add increase_relro method. Add
3689 increase_relro_ field. Update declarations.
3690 * output.cc (Output_section::Output_section): Initialize
3691 is_last_relro_ and is_first_non_relro_.
3692 (Output_segment::add_output_section): Group relro sections is
3693 do_sort is true. Handle is_last_relro and is_first_non_relro.
3694 (Output_segment::maximum_alignment): Remove relro handling.
3695 (Output_segment::set_section_addresses): Add increase_relro
3696 parameter. Change all callers. Add initial alignment to align
3697 relro sections on separate page. Remove old relro handling.
3698 (Output_segment::set_section_list_addresses): Remove in_relro
3699 parameter. Change all callers.
3700 (Output_segment::set_offset): Add increase parameter. Change all
3701 callers. Remove old relro handling.
3702 * output.h (class Output_section): Add new methods: is_last_relro,
3703 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3704 Add is_last_relro_ and is_first_non_relro_ fields.
3705 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3706 Create separate .got.plt section. Call increase_relro.
3707 * x86_64.cc (Target_x86_64::got_section): Likewise.
3708 * testsuite/relro_script_test.t: Add .got.plt.
3709
f0ba79e2
ILT		 3710 PR 10450
3711 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3712 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3713 (Layout::finalize): Call set_dynamic_symbol_size.
3714 (Layout::set_dynamic_symbol_size): New function.
3715 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3716 set_dynamic_symbol_size.
3717
e8cd95c7
ILT		 3718 PR 10450
3719 * output.h (class Output_section): Add is_entsize_zero_ field.
3720 * output.cc (Output_section::Output_section): Initialize
3721 is_entsize_zero_.
3722 (Output_section::set_entsize): If two different entsizes are
3723 requested, force it to zero.
3724 (Output_section::add_input_section): Set flags for .debug_str
3725 before updating section flags. Set entsize.
3726 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3727 and SHF_STRING if all input sections have those flags.
3728
3e1b9a8a
RÁE		 37292009-12-29 Rafael Espindola <espindola@google.com>
3730
3731 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 3732 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3733 reporting.
3e1b9a8a 3734
3dcad376
ST		 37352009-12-29 Sriraman Tallam <tmsriram@google.com>
3736
3737 * options.cc (General_options::parse_version): Allow -v to exit
3738 without an error if there is nothing to link.
3739
084e2665
ILT		 37402009-12-29 Ian Lance Taylor <iant@google.com>
3741
3742 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3743 using a version of gcc before 4.1.
3744 * configure: Rebuild.
3745
250acde3
CD		 37462009-12-28 Chris Demetriou <cgd@google.com>
3747
3748 * attributes.cc (Output_attributes_section_data::do_write): Use
3749 std::vector::front rather than std::vector::data.
3750
99fff23b
ILT		 37512009-12-28 Ian Lance Taylor <iant@google.com>
3752
3753 * symtab.h (class Symbol_table): Add enum Defined.
3754 * resolve.cc (Symbol_table::should_override): Add defined
3755 parameter. Change all callers. Test whether object is NULL
3756 before calling a method on it.
3757 (Symbol_table::report_resolve_problem): Add defined parameter.
3758 Change all callers.
3759 (Symbol_table::should_override_with_special): Likewise.
3760 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3761 parameter. Change all callers.
3762 (Symbol_table::do_define_in_output_data): Likewise.
3763 (Symbol_table::define_in_output_segment): Likewise.
3764 (Symbol_table::do_define_in_output_segment): Likewise.
3765 (Symbol_table::define_as_constant): Likewise.
3766 (Symbol_table::do_define_as_constant): Likewise.
3767 * script.h (class Symbol_assignment): Add is_defsym parameter to
3768 constructor; change all callers.
3769 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3770 parameter. Change all callers. Add is_defsym_ field.
3771 (class Parser_closure): Add parsing_defsym parameter to
3772 constructor; change all callers. Add parsing_defsym accessor
3773 function. Add parsing_defsym_ field.
3774
556bd683
ILT		 37752009-12-28 Ian Lance Taylor <iant@google.com>
3776
3777 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 3778 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 3779
1782c879
ILT		 37802009-12-23 Ian Lance Taylor <iant@google.com>
3781
3782 * i386.cc (Target_i386::do_calls_non_split): Recognize
3783 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 3784 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3785 -fsplit-stack prologue when using %r11.
1782c879 3786
329ca2b1
ST		 37872009-12-21 Sriraman Tallam <tmsriram@google.com>
3788
3789 * options.cc (General_options::parse_version): Make -v continue and do
3790 the link like GNU ld does.
3791
d675ff46
RÁE		 37922009-12-17 Rafael Avila de Espindola <espindola@google.com>
3793
3794 * Makefile.am (CCFILES): Add timer.cc.
3795 (HFILES): Add timer.h.
3796 * configure.ac: Check for sysconf and times.
3797 * main.cc: include timer.h.
3798 (main): Use Timer instead of get_run_time.
3799 * timer.cc: New.
3800 * timer.h: New.
3801 * workqueue.cc: include timer.h.
3802 (Workqueue::find_and_run_task):
3803 Report user, sys and wall time.
3804 * Makefile.in: Regenerate.
3805 * config.in: Regenerate.
3806 * configure: Regenerate.
3807
d6344fb5
DK		 38082009-12-16 Doug Kwan <dougkwan@google.com>
3809
3810 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3811 sections.
3812 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3813 relaxed input sections.
3814 * output.cc (Output_section::find_relaxed_input_section): Change
3815 return type to Output_relaxed_input_section pointer. Adjust code
3816 for new type of relaxed_input_section_map_.
3817 * output.h (Output_section::find_relaxed_input_section): Change
3818 return type to Output_relaxed_input_section pointer.
3819 (Output_section::Output_relaxed_input_section_by_input_section_map):
3820 New type.
3821 (Output_section::relaxed_input_section_map_): Change type to
3822 Output_section::Output_relaxed_input_section_by_input_section_map.
3823 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3824 input section.
3825
0e0d5469
ILT		 38262009-12-15 Ian Lance Taylor <iant@google.com>
3827
3828 * layout.cc (Layout::create_shstrtab): Only write out after input
3829 sections if we are compressing debug sections.
3830
0649a889
ILT		 38312009-12-15 Ian Lance Taylor <iant@google.com>
3832
3833 * archive.cc (Archive::add_symbols): Only look up a symbol without
3834 a version if there is, in fact, a version.
3835
2ea97941
ILT		 38362009-12-14 Ian Lance Taylor <iant@google.com>
3837
3838 Revert -Wshadow changes, all changes from:
3839 2009-12-11 Doug Kwan <dougkwan@google.com>
3840 2009-12-11 Nick Clifton <nickc@redhat.com>
3841 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3842
b0eec2cc
DK		 38432009-12-11 Doug Kwan <dougkwan@google.com>
3844
3845 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3846 due to -Wshadow.
3847 * attributes.cc (Object_attribute::size): Ditto.
3848 (Attributes_section_data::size): Ditto.
3849 (Attributes_section_data::Attributes_section_data): Ditto.
3850 (Output_attributes_section_data::do_write): Ditto.
3851 * attributes.h (Object_attribute::set_type): Ditto.
3852 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3853
91d6fa6a
NC		 38542009-12-11 Nick Clifton <nickc@redhat.com>
3855
3856 * archive.cc: Fix shadowed variable warnings.
3857 * arm.cc: Likewise.
3858 * compressed_output.cc: Likewise.
3859 * compressed_output.h: Likewise.
3860 * configure: Likewise.
3861 * dwarf_reader.cc: Likewise.
3862 * dynobj.cc: Likewise.
3863 * dynobj.h: Likewise.
3864 * ehframe.cc: Likewise.
3865 * ehframe.h: Likewise.
3866 * errors.cc: Likewise.
3867 * expression.cc: Likewise.
3868 * fileread.cc: Likewise.
3869 * fileread.h: Likewise.
3870 * freebsd.h: Likewise.
3871 * i386.cc: Likewise.
3872 * icf.cc: Likewise.
3873 * incremental.h: Likewise.
3874 * layout.cc: Likewise.
3875 * layout.h: Likewise.
3876 * mapfile.cc: Likewise.
3877 * merge.cc: Likewise.
3878 * merge.h: Likewise.
3879 * object.cc: Likewise.
3880 * object.h: Likewise.
3881 * options.h: Likewise.
3882 * output.cc: Likewise.
3883 * output.h: Likewise.
3884 * parameters.cc: Likewise.
3885 * plugin.cc: Likewise.
3886 * powerpc.cc: Likewise.
3887 * reduced_debug_output.cc: Likewise.
3888 * reduced_debug_output.h: Likewise.
3889 * reloc.cc: Likewise.
3890 * reloc.h: Likewise.
3891 * resolve.cc: Likewise.
3892 * script-sections.cc: Likewise.
3893 * script.cc: Likewise.
3894 * script.h: Likewise.
3895 * sparc.cc: Likewise.
3896 * symtab.cc: Likewise.
3897 * symtab.h: Likewise.
3898 * target-select.cc: Likewise.
3899 * target-select.h: Likewise.
3900 * token.h: Likewise.
3901 * workqueue.cc: Likewise.
3902 * workqueue.h: Likewise.
3903 * x86_64.cc: Likewise.
3904
a0351a69
DK		 39052009-12-10 Doug Kwan <dougkwan@google.com>
3906
3907 * arm.cc (attributes.h): New include.
3908 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3909 (Arm_relobj::~Arm_relobj): Delete object pointed by
3910 attributes_section_data_.
3911 (Arm_relobj::attributes_section_data): New method definition.
3912 (Arm_relobj::attributes_section_data_): New data member declaration.
3913 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3914 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3915 attributes_section_data_.
3916 (Arm_dynobj::attributes_section_data): New method definition.
3917 (Arm_dynobj::attributes_section_data_): New data member declaration.
3918 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3919 initialization value of may_use_blx_ to false.
3920 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3921 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3922 object attributes to compute results instead of hard-coding.
3923 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3924 Target_arm::get_secondary_compatible_arch,
3925 Target_arm::set_secondary_compatible_arch
3926 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3927 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3928 New method declarations.
3929 (Target_arm::get_aeabi_object_attribute): New method definition.
3930 (Target_arm::attributes_section_data_): New data member declaration.
3931 (read_arm_attributes_section): New template definition.
3932 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3933 (Arm_dynobj::do_read_symbols): Ditto.
3934 (Target_arm::do_finalize_sections): Merge attributes sections from
3935 input. Check for BLX use after attributes section merging.
3936 Fix __exidx_start and __exidx_end visibility. Create an
3937 .ARM.attributes section if necessary.
3938 (Target_arm::get_secondary_compatible_arch,
3939 Target_arm::set_secondary_compatible_arch,
3940 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3941 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 3942 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 3943 New method definitions.
3944
b59befec
ILT		 39452009-12-09 Ian Lance Taylor <iant@google.com>
3946
3947 * plugin.cc (Plugin::load): Don't cast from void* to a function
3948 pointer.
3949
1276bc89
ILT		 39502009-12-09 Ian Lance Taylor <iant@google.com>
3951
3952 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3953 information fields.
3954
2f2de248
L		 39552009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3956
3957 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3958 Replace two_file_shared_1.so with two_file_shared_2.so.
3959 * testsuite/Makefile.in: Regenerated.
3960
4f787271
DK		 39612009-12-08 Doug Kwan <dougkwan@google.com>
3962
3963 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3964 (HFILES): Add attributes.h and int_encoding.h.
3965 * Makefile.in: Regenerate.
3966 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3967 function definitions to int_encoding.cc
3968 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3969 prototypes to int_encoding.h
3970 * reduced_debug_output.cc (int_encoding.h): New include.
3971 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3972 function definitions to int_encoding.cc
3973 (insert_into_vector, read_from_pointer): Move template definitions to
3974 int_encoding.h
3975 * attributes.cc: New file.
3976 * attributes.h: New file.
3977 * int_encoding.cc: New file.
3978 * int_encoding.h: New file.
3979
20b52f1a
RÁE		 39802009-12-07 Rafael Avila de Espindola <espindola@google.com>
3981
3982 PR gold/11055
3983 * incremental-dump.cc (dump_incremental_inputs): New.
3984 (main): Use dump_incremental_inputs.
3985
53d7974c
L		 39862009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3987
3988 PR gold/10893
3989 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3990 checking elfcpp::STT_FUNC.
3991 (Target_i386::Relocate::relocate): Likewise.
3992 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3993
3994 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3995 symbols from shared libraries into normal FUNC symbols.
3996
3997 * symtab.h (Symbol): Add is_func and use it.
3998
05a352e6
DK		 39992009-12-05 Doug Kwan <dougkwan@google.com>
4000
4001 * arm.cc (Target_arm::arm_info): Initialize new fields
4002 attributes_section and attributes_vendor.
4003 * i386.cc (Target_i386::i386_info): Same.
4004 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4005 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4006 fields attributes_section and attributes_vendor.
53d7974c 4007 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4008 * target.h (Target::attributes_section, Target::attributes_vendor,
4009 Target::is_attributes_section, Target::attribute_arg_type,
4010 Target::attributes_order): New method definitions.
4011 (Target::Target_info::attributes_section,
4012 Target::Target_info::attributes_vendor): New fields.
4013 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4014 virtual method definitions.
4015 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4016 attributes_section and attributes_vendor.
4017 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4018
f4e5969c
DK		 40192009-12-05 Doug Kwan <dougkwan@google.com>
4020
4021 * arm.cc: Update comments about interworking and stub generation.
4022 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4023 considered as non-PIC.
4024 (Arm_relocate_functions::base_abs): Fix formatting.
4025 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4026 of function to use GOT entry address instead of offset.
4027 (Target_arm::Scan::global): Issue an error if a symbol would need a
4028 PLT does not get one because it is untyped. Remove code to create
4029 dynamic symbols for relative branches.
4030 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4031 takes unsigned integer instead of boolean.
4032
1abce4a6
L		 40332009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4034
4035 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4036 (two_file_test_LDADD): Likewise.
4037 (common_test_1_LDADD): Likewise.
4038 (exception_test_LDADD) Likewise.
4039 (weak_test_LDADD): Likewise.
4040 (many_sections_test_LDADD): Likewise.
4041 (initpri1_LDADD): Likewise.
4042 (script_test_1_LDADD): Likewise.
4043 (script_test_2_LDADD): Likewise.
4044 (justsyms_LDADD): Likewise.
4045 (binary_test_LDADD): Likewise.
4046 (large_LDADD): Likewise.
4047 * testsuite/Makefile.in: Regenerated.
4048
adcf2816 40492009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4050
adcf2816
L		 4051 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4052 (Symbol_table::override_with_special): Likewise.
4053 (Symbol_table::add_from_object): Likewise.
4054
28e67f5d
RÁE		 40552009-12-04 Rafael Avila de Espindola <espindola@google.com>
4056
4057 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4058 Don't set the data_offset twice.
4059
ae10a101
RÁE		 40602009-12-04 Rafael Avila de Espindola <espindola@google.com>
4061
4062 * testsuite/Makefile.in: Regenerate.
4063
f59f41f3
DK		 40642009-12-03 Doug Kwan <dougkwan@google.com>
4065
4066 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4067 (Target_arm::do_finalize_sections): Add parameter for symbol table
4068 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4069 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4070 parameter for symbol table pointer.
4071 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4072 an additional parameter for a pointer to symbol table.
4073 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4074 parameter for a symbol table pointer.
4075 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4076 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4077 Ditto.
4078 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4079 parameter for a symbol table pointer.
4080
ca55d848
RÁE		 40812009-12-03 Rafael Avila de Espindola <espindola@google.com>
4082
4083 * incremental.cc (Incremental_inputs_header)
4084 (Incremental_inputs_header_write, Incremental_inputs_entry)
4085 (Incremental_inputs_entry_write): Move ...
4086 * incremental.h (Incremental_inputs_header)
4087 (Incremental_inputs_header_write, Incremental_inputs_entry)
4088 (Incremental_inputs_entry_write): here.
4089
3aec4f9c
RÁE		 40902009-12-02 Rafael Avila de Espindola <espindola@google.com>
4091
4092 * incremental.cc (make_sized_incremental_binary): Set the target.
4093 Error if it is incompatible.
4094 * output.h (Output_file): Add filename method.
4095
9c0ae74d
RÁE		 40962009-12-02 Rafael Avila de Espindola <espindola@google.com>
4097
4098 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4099 from the get_* methods.
4100
a45500ae
RÁE		 41012009-12-02 Rafael Avila de Espindola <espindola@google.com>
4102
4103 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4104 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4105 Write 0 for the data_offset of scripts.
4106
325e6408
RÁE		 41072009-12-02 Rafael Avila de Espindola <espindola@google.com>
4108
4109 * testsuite/Makefile.am: Add the incremental_test.sh test.
4110 * testsuite/incremental_test.sh: New.
4111 * testsuite/incremental_test_1.c: New.
4112 * testsuite/incremental_test_2.c: New.
4113
954c3e2e
RÁE		 41142009-12-01 Rafael Avila de Espindola <espindola@google.com>
4115
4116 * incremental-dump.cc (main): Fix typos.
4117
f8086623
RÁE		 41182009-11-27 Rafael Avila de Espindola <espindola@google.com>
4119
4120 PR gold/11025
4121 * incremental-dump.cc (main): Use llu to print 64 bit values.
4122
3b0dd6ac
L		 41232009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4124 H.J. Lu <hongjiu.lu@intel.com>
4125
4126 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4127 $(LIBDL).
4128 (incremental_dump_LDADD): Likewise.
4129 * Makefile.in: Regenerated.
4130
a6d1ef57 41312009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4132
a6d1ef57
DK		 4133 Revert:
4134
4135 2009-11-25 Doug Kwan <dougkwan@google.com>
4136
4137 * arm.cc (Target_arm::Target_arm): Move method definition
4138 outside of class definition. Add code to handle
4139 --target1-rel, --target1-abs and --target2= options.
4140 (Target_arm::get_reloc_reloc_type): Change method to be
4141 non-static and const.
4142 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4143 New data member declaration.
4144 (Target_arm::Scan::local, Target_arm::Scan::global,
4145 Target_arm::Relocate::relocate,
4146 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4147 Adjust call to Target_arm::get_real_reloc_type.
4148 (Target_arm::get_real_reloc_type): Use command line options
4149 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4150 * options.h (--target1-rel, --target1-abs, --target2): New
4151 ARM-only options.
4152
50aeb7d4
DK		 41532009-11-25 Doug Kwan <dougkwan@google.com>
4154
4155 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4156 class definition. Add code to handle --target1-rel, --target1-abs
4157 and --target2= options.
4158 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4159 and const.
4160 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4161 member declaration.
4162 (Target_arm::Scan::local, Target_arm::Scan::global,
4163 Target_arm::Relocate::relocate,
4164 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4165 call to Target_arm::get_real_reloc_type.
4166 (Target_arm::get_real_reloc_type): Use command line options to
4167 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4168 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4169 options.
4170
51938283
DK		 41712009-11-25 Doug Kwan <dougkwan@google.com>
4172
4173 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4174 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4175 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4176 formatting.
4177 (Arm_relocate_functions::thm_call): Replace body with a call to
4178 Arm_relocate_functions::thumb_branch_common.
4179 (Arm_relocate_functions::thm_jump24,
4180 Arm_relocate_functions::thm_xpc22): New method definitions.
4181 (Arm_relocate_functions::thumb_branch_common): New method definition.
4182 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4183 operator.
4184 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4185 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4186
e2b8f3c4
RÁE		 41872009-11-24 Rafael Avila de Espindola <espindola@google.com>
4188
4189 * Makefile.am: Build incremental-dump
4190 * Makefile.in: Regenerate.
4191 * incremental-dump.cc: New.
4192 * incremental.cc (Incremental_inputs_header_data,
4193 Incremental_inputs_entry_data): Move to incremental.h
4194 * incremental.h: (Incremental_inputs_header_data,
4195 Incremental_inputs_entry_data): Move from incremental.cc
4196
bcba9aec
RÁE		 41972009-11-24 Rafael Avila de Espindola <espindola@google.com>
4198
4199 * incremental.cc (Incremental_inputs_header,
4200 Incremental_inputs_header_write, Incremental_inputs_entry,
4201 Incremental_inputs_entry_write): Add a typedef with the data type.
4202
7c3afe08
RÁE		 42032009-11-24 Rafael Avila de Espindola <espindola@google.com>
4204
4205 * incremental.cc (Incremental_inputs_header,
4206 Incremental_inputs_header_write, Incremental_inputs_entry,
4207 Incremental_inputs_entry_write): Update comment about which
4208 type has the filed descriptions.
4209
d204b6e9
DK		 42102009-11-15 Doug Kwan <dougkwan@google.com>
4211
4212 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4213 (Arm_relocate_functions::arm_branch_common): Change method defintion
4214 in class definition to a method declaration and update list of formal
4215 parameters.
4216 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4217 Arm_relocation_functions::jump24): Adjust call to
4218 Arm_relocate_functions::arm_branch_common. Update list of formal
4219 parameters.
4220 (Arm_relocate_functions::xpc25): New method definition.
4221 (Arm_relocate_functions::arm_branch_common): Move method defintion
4222 out from class definition. Use stubs for mode-switching and extending
4223 branch ranges.
4224 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4225 specially. Change code to enable use of stubs in ARM branches.
4226
43d12afe
DK		 42272009-11-10 Doug Kwan <dougkwan@google.com>
4228
4229 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4230 in method declaration.
4231 (Target_arm::relocate_stub): New method declaration.
4232 (Target_arm::default_target): Change to return a pointer instead of
4233 a const reference.
4234 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4235 Target_arm::default_target.
4236 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4237 method definition.
4238 (Target_arm::relocate_section): Adjust view.
4239 (Target_arm::relocate_stub): New method definition.
4240
ac33a407
DK		 42412009-11-10 Doug Kwan <dougkwan@google.com>
4242
4243 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4244 a format warning.
4245 * incremental.cc (open_incremental_binary): Initialized local
4246 variables to avoid warnings.
4247 * object.cc (make_elf_object): Ditto.
4248 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4249 a format warning.
e1df38aa 4250
88ee28e9
L		 4251009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4252
4253 PR gold/10930
4254 * testsuite/plugin_test.c: Include "config.h".
4255
2daedcd6
DK		 42562009-11-09 Doug Kwan <dougkwan@google.com>
4257
4258 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4259 (arm_symbol_value): Remove.
4260 (Arm_relocate_functions::arm_branch_common,
4261 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4262 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4263 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4264 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4265 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4266 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4267 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4268 Arm_relocate_functions::thm_mobw_abs_nc,
4269 Arm_relocate_functions::thm_mov_abs,
4270 Arm_relocate_functions::movw_prel_nc,
4271 Arm_relocate_functions::thm_movt_abs,
4272 Arm_relocate_functions::movt_prel,
4273 Arm_relocate_functions::thm_movw_prel_nc,
4274 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4275 (Target_arm::Relocate::relocate): Only decompose address into two
4276 parts if relocation type uses the thumb-bit and pass the actual
4277 bit instead of a flag indicating that the thumb-bit is used. Adjust
4278 calls to methods in Arm_relocate_functions for this change.
4279
1276bc89 42802009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4281
4282 PR 10925
4283 * reloc.cc: Instantiate
4284 Sized_relobj::initialize_input_to_output_maps and
4285 Sized_relobj:free_input_to_output_maps.
4286
e53ad1b5
ILT		 42872009-11-06 Ian Lance Taylor <iant@google.com>
4288
4289 PR 10876
4290 * defstd.cc (in_segment): Set only_if_ref true for "end".
4291
eb44217c
DK		 42922009-11-06 Doug Kwan <dougkwan@google.com>
4293
4294 * arm.cc (class Reloc_stub): Correct a comment.
4295 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4296 (Target_arm::scan_section_for_stubs): New method declaration.
4297 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4298 Change methods from private to protected.
4299 (Target_arm::do_may_relax): New method definition.
4300 (Target_arm::do_relax, Target_arm::group_sections,
4301 Target_arm::scan_reloc_for_stub,
4302 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4303 (Target_arm::arm_input_section_map_): New data member declaration.
4304 (Target_arm::scan_reloc_for_stub,
4305 Target_arm::scan_reloc_section_for_stubs,
4306 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4307 Target_arm::do_relax): New method definitions.
4308
5d329b7d
ILT		 43092009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4310
4311 * configure.ac: Check for (struct stat)::st_mtim
4312 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4313 * config.in: Regenerate.
4314 * configure: Regenerate.
4315
96a0d71b
ILT		 43162009-11-05 Ian Lance Taylor <iant@google.com>
4317
4318 PR 10910
4319 * output.cc (Output_segment::add_output_section): Add missing
4320 return statement.
4321
594c8e5e
ILT		 43222009-11-04 Ian Lance Taylor <iant@google.com>
4323
4324 PR 10880
4325 * object.h (class Object): Add is_needed and set_is_needed
4326 methods. Add is_needed_ field. Make bool fields into bitfields.
4327 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4328 defined in a dynamic object and referenced by a regular object,
4329 set is_needed for the dynamic object.
4330 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4331 if the file is marked with as_needed and it is not needed.
4332
22b127cc
ILT		 43332009-11-04 Ian Lance Taylor <iant@google.com>
4334
4335 PR 10887
4336 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4337 tags if data is discarded by linker script.
4338 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4339 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4340 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4341 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4342
f5c870d2
ILT		 43432009-11-04 Ian Lance Taylor <iant@google.com>
4344
4345 * layout.cc (Layout::get_output_section): Add is_interp and
4346 is_dynamic_linker_section parameters. Change all callers.
4347 (Layout::choose_output_section): Likewise.
4348 (Layout::make_output_section): Likewise.
4349 (Layout::add_output_section_data): Add is_dynamic_linker_section
4350 parameter. Change all callers.
4351 * layout.h (class Layout): Update declarations.
4352 * output.h (class Output_section): Add is_interp, set_is_interp,
4353 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4354 Add is_interp_, is_dynamic_linker_section_ fields. Change
4355 generate_code_fills_at_write_ to a bitfield.
4356 * output.cc (Output_section::Output_sections): Initialize new
4357 fields.
4358 (Output_segment::add_output_section): Add do_sort parameter.
4359 Change all callers.
4360
1ae4d23b
ILT		 43612009-11-03 Ian Lance Taylor <iant@google.com>
4362
4363 PR 10860
4364 * options.h (class General_options): Add --warn-common.
4365 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4366 merging two common symbols.
4367 (Symbol_table::should_override): Handle --warn-common when merging
4368 a common symbol with a defined symbol. Use report_resolve_problem
4369 for multiple definitions.
4370 (Symbol_table::report_resolve_problem): New function.
4371 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4372
55da9579
DK		 43732009-11-03 Doug Kwan <dougkwan@google.com>
4374
4375 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4376 stub_factory_.
4377 (Target_arm::stub_factory): New method definition.
4378 (Target_arm::new_arm_input_section,
4379 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4380 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4381 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4382 New type definitions.
4383 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4384 member declarations.
4385 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4386 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4387 New method definitions.
4388
37a9ac43
ILT		 43892009-11-03 Ian Lance Taylor <iant@google.com>
4390
4391 * options.h (class General_options): Add --warn_constructors.
4392
b3d6a3d4
ILT		 43932009-11-03 Ian Lance Taylor <iant@google.com>
4394
4395 PR 10893
4396 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4397 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4398
934b01dd
ILT		 43992009-11-03 Ian Lance Taylor <iant@google.com>
4400
4401 PR 10895
4402 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4403 --msgid-bugs-address.
4404 (install-pdf): New target.
4405 (install-data_yes): Look up one directory to find mkinstalldirs.
4406
03c1939b
L		 44072009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4408
4409 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4410 tree.
4411
ebd95253
DK		 44122009-10-30 Doug Kwan <dougkwan@google.com>
4413
4414 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4415
e9bbb538
DK		 44162009-10-30 Doug Kwan <dougkwan@google.com>
4417
4418 * arm.cc (Stub_addend_reader): New struct template definition
4419 and partial specializations.
4420 (Stub_addend_reader::operator()): New method definition for a
4421 partially specialized template.
4422
d5b40221
DK		 44232009-10-30 Doug Kwan <dougkwan@google.com>
4424
4425 * arm.cc (Arm_relobj::processor_specific_flags): New method
4426 definition.
4427 (Arm_relobj::do_read_symbols): New method declaration.
4428 (Arm_relobj::processor_specific_flags_): New data member declaration.
4429 (Arm_dynobj): New class definition.
4430 (Target_arm::do_finalize_sections): Add input_objects parameter.
4431 (Target_arm::do_adjust_elf_header): New method declaration.
4432 (Target_arm::are_eabi_versions_compatible,
4433 (Target_arm::merge_processor_specific_flags): New method declaration.
4434 (Target_arm::do_make_elf_object): New overloaded method definitions
4435 and declaration.
4436 (Arm_relobj::do_read_symbols): New method definition.
4437 (Arm_dynobj::do_read_symbols): Ditto.
4438 (Target_arm::do_finalize_sections): Add input_objects parameters.
4439 Merge processor-specific flags from all input objects.
4440 (Target_arm::are_eabi_versions_compatible,
4441 Target_arm::merge_processor_specific_flags,
4442 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4443 New method definitions.
4444 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4445 Input_objects pointer type parameter.
4446 * layout.cc (Layout::finalize): Pass input objects to target's.
4447 finalize_sections function.
4448 * output.cc (Output_file_header::do_sized_write): Set ELF file
4449 header's processor-specific flags.
4450 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4451 Input_objects pointer type parameter.
4452 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4453 * target.h (Input_objects): New forward class declaration.
4454 (Target::processor_specific_flags,
4455 Target::are_processor_specific_flags_sect): New method definitions.
4456 (Target::finalize_sections): Add input_objects parameter.
4457 (Target::Target): Initialize processor_specific_flags_ and
4458 are_processor_specific_flags_set_.
4459 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4460 parameter.
4461 (Target::set_processor_specific_flags): New method definition.
4462 (Target::processor_specific_flags_,
4463 Target::are_processor_specific_flags_set_): New data member
4464 declarations.
4465 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4466 Input_objects pointer type parameter.
4467
ebabffbd
DK		 44682009-10-30 Doug Kwan <dougkwan@google.com>
4469
4470 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4471
ad0f2072
ILT		 44722009-10-28 Ian Lance Taylor <iant@google.com>
4473
4474 * object.h (class Relobj): Drop options parameter from
4475 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4476 do_scan_relocs, do_relocate. Change all callers.
4477 (class Sized_relobj): Drop options parameters from
4478 do_gc_process_relocs, do_scan_relocs, do_relocate,
4479 do_relocate_sections, relocate_sections, emit_relocs_scan,
4480 emit_relocs_scan_reltype. Change all callers.
4481 (struct Relocate_info): Remove options field and all references to
4482 it.
4483 * reloc.h (class Read_relocs): Remove options constructor
4484 parameter and options_ field. Change all callers.
4485 (class Gc_process_relocs, class Scan_relocs): Likewise.
4486 (class Relocate_task): Likewise.
4487 * target-reloc.h (scan_relocs): Remove options parameter. Change
4488 all callers.
4489 (scan_relocatable_relocs): Likewise.
4490 * target.h (class Sized_target): Remove options parameter from
4491 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4492 all callers.
4493 * gc.h (gc_process_relocs): Remove options parameter. Change all
4494 callers.
4495 * arm.cc: Update functions to remove options parameters.
4496 * i386.cc: Likewise.
4497 * powerpc.cc: Likewise.
4498 * sparc.cc: Likewise.
4499 * x86_64.cc: Likewise.
4500 * testsuite/testfile.cc: Likewise.
4501
8ffa3667
DK		 45022009-10-28 Doug Kwan <dougkwan@google.com>
4503
4504 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4505 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4506 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4507 New method definitions.
4508
40f36857
CC		 45092009-10-28 Cary Coutant <ccoutant@google.com>
4510
4511 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4512 (Plugin::cleanup_done_): New member.
4513 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4514 (Plugin_manager::cleanup_done_): Remove.
4515 (Plugin_manager::add_input_file): Edit error message.
4516 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4517 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4518
2c849493
ILT		 45192009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4520
4521 * fileread.cc: (File_read::View::~View): Use the new
4522 data_ownership_ filed.
4523 (File_read::~File_read): Dispose the new whole_file_view_.
4524 (File_read::open): Mmap the whole file if needed.
4525 (File_read::open): Use whole_file_view_ instead of contents_.
4526 (File_read::find_view): Use whole_file_view_ if applicable.
4527 (File_read::do_read): Use whole_file_view_ instead of contents_.
4528 (File_read::make_view): Use whole_file_view_ instead of contents_,
4529 update File_read::View::View call.
4530 (File_read::find_or_make_view): Update File_read::View::View
4531 call.
4532 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4533 remove contents_
4534 (File_read::View::Data_ownership): New enum.
4535 (File_read::View::View): Replace bool mapped_ with Data_ownership
4536 argument.
4537 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4538 (File_read::View::data_ownership_): New field.
4539 (File_read::contents_): Remove (replaced by whole_file_view_).
4540 (File_read::whole_file_view_): New field.
4541 * options.h (class General_options): Add --keep-files-mapped.
4542
24998053
CC		 45432009-10-27 Cary Coutant <ccoutant@google.com>
4544
4545 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4546 * testsuite/Makefile.am (plugin_test_5): New test case.
4547 * testsuite/Makefile.in: Regenerate.
4548
72adc4fa
DK		 45492009-10-25 Doug Kwan <dougkwan@google.com>
4550
4551 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4552 from private to protected to allow access by child class.
4553 (Sized_relobj::do_relocate_sections): New method declaration.
4554 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4555 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4556 Sized_relobj::relocate_sections. Instantiate template explicitly
4557 for different target sizes and endianity.
4558
07f508a2
DK		 45592009-10-24 Doug Kwan <dougkwan@google.com>
4560
4561 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4562 (Arm_input_section::as_arm_input_section): New method.
4563 (Arm_output_section): New class definition.
4564 (Arm_output_section::create_stub_group,
4565 Arm_output_section::group_sections): New method definitions.
4566
10ad9fe5
DK		 45672009-10-22 Doug Kwan <dougkwan@google.com>
4568
4569 * arm.cc (Arm_input_section): New class definition.
4570 (Arm_input_section::init, Arm_input_section:do_write,
4571 Arm_input_section::set_final_data_size,
4572 Arm_input_section::do_reset_address_and_file_offset): New method
4573 definitions.
4574
56ee5e00
DK		 45752009-10-21 Doug Kwan <dougkwan@google.com>
4576
4577 * arm.cc (Stub_table, Arm_input_section): New forward class
4578 declarations.
4579 (Stub_table): New class defintion.
4580 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4581 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4582 New method definition.
4583
b569affa
DK		 45842009-10-21 Doug Kwan <dougkwan@google.com>
4585
4586 * arm.cc: Update copyright comments.
4587 (Target_arm): New forward class template declaration.
4588 (Arm_address): New type.
4589 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4590 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4591 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4592 constants.
4593 (Insn_template): Same.
4594 (DEF_STUBS): New macro.
4595 (Stub_type): New enum type.
4596 (Stub_template): New class definition.
4597 (Stub): Same.
4598 (Reloc_stub): Same.
4599 (Stub_factory): Same.
4600 (Target_arm::Target_arm): Initialize may_use_blx_ and
4601 should_force_pic_veneer_.
4602 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4603 Target_arm::should_force_pic_veneer,
4604 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4605 Target_arm::using_thumb_only, Target_arm:;default_target): New
4606 method defintions.
4607 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4608 New data member declarations.
4609 (Insn_template::size, Insn_template::alignment): New method defintions.
4610 (Stub_template::Stub_template): New method definition.
4611 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4612 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4613 (Stub_factory::Stub_factory): New method definition.
4614 * gold.h (string_hash): New template.
4615 * output.h (Input_section_specifier::hash_value): Use
4616 gold::string_hash.
4617 (Input_section_specifier::string_hash): Remove.
4618 * stringpool.cc (Stringpool_template::string_hash): Use
4619 gold::string_hash.
4620
6c172549
DK		 46212009-10-20 Doug Kwan <dougkwan@google.com>
4622
4623 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4624 symbols of relaxed input sections.
4625 * output.h (Output_section::find_relaxed_input_section): Make
4626 method public.
4627
c5617f2f
DK		 46282009-10-16 Doug Kwan <dougkwan@google.com>
4629
4630 * dynobj.cc (Versions::Versions): Initialize version_script_.
4631 Only insert base version symbol definition for a shared object
4632 if version script defines any version versions.
4633 (Versions::define_base_version): New method definition.
4634 (Versions::add_def): Check that base version is not needed.
4635 (Versions::add_need): Define base version lazily.
4636 * dynobj.h (Versions::define_base_version): New method declaration.
4637 (Versions::needs_base_version_): New data member declaration.
4638 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4639 (check_DATA): Add no_version_test.stdout.
4640 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4641 New make rules.
4642 * testsuite/Makefile.in: Regenerate.
4643 * testsuite/no_version_test.c: New file.
4644 * testsuite/no_version_test.sh: Ditto.
4645
3c12dcdb
DK		 46462009-10-16 Doug Kwan <dougkwan@google.com>
4647
4648 * expression.cc (class Segment_start_expression): New class definition.
4649 (Segment_start_expression::value): New method definition.
4650 (script_exp_function_segment_start): Return a new
4651 Segment_start_expression.
4652 * gold/script-c.h (script_saw_segment_start_expression): New function
4653 prototype.
4654 * script-sections.cc (Script_sections::Script_sections): Initialize
4655 SAW_SEGMENT_START_EXPRESSION_ to false.
4656 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4657 and -Tbbs options to specify section addresses if given in
4658 command line and no SEGMENT_START expression is seen in a script.
4659 * script-sections.h (Script_sections::saw_segment_start_expression,
4660 Script_sections::set_saw_segment_start_expression): New method
4661 definition.
4662 (Script_sections::saw_segment_start_expression_): New data member
4663 declaration.
4664 * script.cc (script_saw_segment_start_expression): New function.
4665 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4666 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4667 script_test_7.sh and script_test_8.sh.
4668 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4669 script_test_8.stdout.
4670 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4671 (script_test_6, script_test_6.stdout, script_test_7,
4672 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4673 * Makefile.in: Regenerate.
4674 * testsuite/script_test_6.sh: New file.
4675 * testsuite/script_test_6.t: Same.
4676 * testsuite/script_test_7.sh: Same.
4677 * testsuite/script_test_7.t: Same.
4678 * testsuite/script_test_8.sh: Same.
4679
64b1ae37
DK		 46802009-10-16 Doug Kwan <dougkwan@google.com>
4681
4682 * output.cc (Output_segment::set_section_list_address): Cast
4683 expressions to unsigned long long type to avoid format warnings.
4684
661be1e2
ILT		 46852009-10-15 Ian Lance Taylor <iant@google.com>
4686
12edd763 4687 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4688 dot assignment to script_sections_.
12edd763
ILT		 4689 * script-sections.cc (Script_sections::add_dot_assignment):
4690 Initialize if necessary.
4691
68b6574b
ILT		 4692 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4693 program headers with no load segment if there is a linker script.
4694
661be1e2
ILT		 4695 * layout.cc (Layout::set_segment_offsets): Align the file offset
4696 to the segment aligment for -N or -n with no load segment.
4697 * output.cc (Output_segment::add_output_section): Don't crash if
4698 the first section is a TLS section.
4699 (Output_segment::set_section_list_addresses): Print an error
4700 message if the address moves backward in a linker script.
4701 * script-sections.cc
4702 (Output_section_element_input::set_section_addresses): Don't
4703 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4704 (Orphan_output_section::set_section_addresses): Likewise.
4705
f15f61a7
DK		 47062009-10-15 Doug Kwan <dougkwan@google.com>
4707
4708 * layout.cc (Layout::finish_dynamic_section): Generate tags
4709 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4710 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4711 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4712
82bb573a
ILT		 47132009-10-14 Ian Lance Taylor <iant@google.com>
4714
4715 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4716 fields.
4717 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4718 data_shdr fields of relinfo.
4719 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4720 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4721 R_386_TLS_LDO_32, adjust based on section flags.
4722 (Target_i386::Relocate::fix_up_ldo): Remove.
4723
374ad285
ILT		 47242009-10-13 Ian Lance Taylor <iant@google.com>
4725
4726 Add support for -pie.
4727 * options.h (class General_options): Add -pie and
4728 --pic-executable.
4729 (General_options::output_is_position_independent): Test -pie.
4730 (General_options::output_is_executable): Return true if not shared
4731 and not relocatable.
4732 (General_options::output_is_pie): Remove.
4733 * options.cc (General_options::finalize): Reject incompatible uses
4734 of -pie.
4735 * gold.cc (queue_middle_tasks): A -pie link is not static.
4736 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4737 * symtab.cc (Symbol::final_value_is_known): Return false if
4738 output_is_position_independent.
4739 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4740 output_is_position_independent.
4741 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4742 output_is_position_independent.
4743 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4744 output_is_position_independent.
4745 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4746 two_file_pie_test.
4747 (basic_pie_test.o, basic_pie_test): New targets.
4748 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4749 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4750 (two_file_pie_test): New target.
4751 * testsuite/Makefile.in: Rebuild.
4752 * README: Remove note saying that -pie is not supported.
4753
c6585162
ILT		 47542009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4755
4756 * options.h (class General_options): Add -init and -fini.
4757 * layout.cc (Layout::finish_dynamic_section): Emit
4758 given init and fini functions.
4759
032ce4e9
ST		 47602009-10-13 Sriraman Tallam <tmsriram@google.com>
4761
4762 * gc.h (gc_process_relocs): Check if icf is enabled using new
4763 function.
4764 * gold.cc (queue_initial_tasks): Likewise.
4765 (queue_middle_tasks): Likewise.
4766 * object.cc (do_layout): Likewise.
4767 * symtab.cc (is_section_folded): Likewise.
4768 * main.cc (main): Likewise.
4769 * reloc.cc (Read_relocs::run): Likewise.
4770 (Sized_relobj::do_scan_relocs): Likewise.
4771 * icf.cc (is_function_ctor_or_dtor): New function.
4772 (Icf::find_identical_sections): Check if function is ctor or dtor when
4773 safe icf is chosen.
4774 * options.h (General_options::icf): Change option to be an enum.
4775 (Icf_status): New enum.
4776 (icf_enabled): New method.
4777 (icf_safe_folding): New method.
4778 (set_icf_status): New method.
4779 (icf_status_): New variable.
4780 * (options.cc) (General_options::finalize): Set icf_status_.
4781 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4782 icf_test and icf_keep_unique_test to use the --icf enum flag.
4783 * testsuite/icf_safe_test.sh: New file.
e1df38aa 4784 * testsuite/icf_safe_test.cc: New file.
032ce4e9 4785
f345227a
ST		 47862009-10-12 Sriraman Tallam <tmsriram@google.com>
4787
4788 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4789 includes to gc.h and icf.h.
4790 * arm.cc: Include gc.h.
4791 * gold.cc: Likewise.
4792 * i386.cc: Likewise.
4793 * powerpc.cc: Likewise.
4794 * sparc.cc: Likewise.
4795 * x86_64.cc: Likewise.
4796 * gc.h: Include icf.h.
4797
1c7814ed
ILT		 47982009-10-11 Ian Lance Taylor <iant@google.com>
4799
4800 * plugin.cc: Include "gold.h" before other header files.
4801
ae3b5189
CD		 48022009-10-10 Chris Demetriou <cgd@google.com>
4803
4804 * options.h (Input_file_argument::Input_file_type): New enum.
4805 (Input_file_argument::is_lib_): Replace with...
4806 (Input_file_argument::type_): New member.
4807 (Input_file_argument::Input_file_argument): Take Input_file_type
4808 'type' rather than boolean 'is_lib' as second argument.
4809 (Input_file_argument::is_lib): Use type_.
4810 (Input_file_argument::is_searched_file): New function.
4811 (Input_file_argument::may_need_search): Handle is_searched_file.
4812 * options.cc (General_options::parse_library): Support -l:filename.
4813 (General_options::parse_just_symbols): Update for Input_file_argument
4814 changes.
4815 (Command_line::process): Likewise.
4816 * archive.cc (Archive::get_file_and_offset): Likewise.
4817 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4818 * script.cc (read_script_file, script_add_file): Likewise.
4819 * fileread.cc (Input_file::Input_file): Likewise.
4820 (Input_file::will_search_for): Handle is_searched_file.
4821 (Input_file::open): Likewise.
4822 * readsyms.cc (Read_symbols::get_name): Likewise.
4823 * testsuite/Makefile.am (searched_file_test): New test.
4824 * testsuite/Makefile.in: Regenerate.
4825 * testsuite/searched_file_test.cc: New file.
4826 * testsuite/searched_file_test_lib.cc: New file.
4827
f3048a1d
ILT		 48282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 Ian Lance Taylor <iant@google.com>
4830
4831 * descriptor.cc: Include <cstdio> and "binary-io.h".
4832 (Descriptors::open): Open the files in binary mode always.
4833 * script.cc (Lex::get_token): Treat \r as whitespace.
4834
d4780e57
ILT		 48352009-10-09 Ian Lance Taylor <iant@google.com>
4836
4837 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4838
d9a893b8
ILT		 48392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4840 Ian Lance Taylor <iant@google.com>
4841
4842 * configure.ac: Check for readv function also.
4843 * fileread.cc (readv): Define if not HAVE_READV.
4844 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4845 does not exist.
4846 * config.in: Regenerate.
4847 * configure: Regenerate.
4848
c0a62865
DK		 48492009-10-09 Doug Kwan <dougkwan@google.com>
4850
4851 * layout.cc (Layout::make_output_section): Call target hook to make
4852 ordinary output section.
4853 (Layout::finalize): Adjust parameter list of call the
4854 Target::may_relax().
4855 * layout.h (class Layout::section_list): New method.
4856 * merge.h (Output_merge_base::entsize): Change visibility to public.
4857 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4858 New methods.
4859 (Output_merge_string::do_is_string): New method.
4860 * object.cc (Sized_relobj::do_setup): renamed from
4861 Sized_relobj::set_up.
4862 * object.h (Sized_relobj::adjust_shndx,
4863 Sized_relobj::initializ_input_to_output_maps,
4864 Sized_relobj::free_input_to_output_maps): Change visibilities to
4865 protected.
4866 (Sized_relobj::setup): Virtualize.
4867 (Sized_relobj::do_setup): New method declaration.
4868 (Sized_relobj::invalidate_section_offset,
4869 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4870 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4871 * options.cc (parse_int): New function.
4872 * options.h (parse_int): New declaration.
4873 (DEFINE_int): New macro.
4874 (stub_group_size): New option.
4875 * output.cc (Output_section::Output_section): Initialize memebers
4876 merge_section_map_, merge_section_by_properties_map_,
4877 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4878 (Output_section::add_input_section): Handled deferred code-fill
4879 generation and remove an old comment.
4880 (Output_section::add_relaxed_input_section): New method definition.
4881 (Output_section::add_merge_input_section): Use merge section by
4882 properties map to speed to search. Update merge section maps
4883 as appropriate.
4884 (Output_section::build_relaxation_map): New method definition.
4885 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4886 Same.
4887 (Output_section::relax_input_section): Renamed to
4888 Output_section::convert_input_sections_to_relaxed_sections and change
4889 interface to take a vector of pointers to relaxed sections.
4890 (Output_section::find_merge_section,
4891 Output_section::find_relaxed_input_section): New method definitions.
4892 (Output_section::is_input_address_mapped,
4893 Output_section::output_offset, Output_section::output_address):
4894 Use output section data maps to speed up searching.
4895 (Output_section::find_starting_output_address): Add comments.
4896 (Output_section::do_write,
4897 Output_section::write_to_postprocessing_buffer): Do code-fill
4898 generation as appropriate.
4899 (Output_section::get_input_sections): Invalidate relaxed input section
4900 map.
4901 (Output_section::restore_states): Adjust type of checkpoint .
4902 Invalidate relaxed input section map.
4903 * output.h (Output_merge_base): New class declaration.
4904 (Input_section_specifier): New class defintion.
4905 (class Output_relaxed_input_section) Change base class to
4906 Output_section_data_build.
4907 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4908 base class initializer.
4909 (Output_section::add_relaxed_input_section): New method declaration.
4910 (Output_section::Input_section): Change visibility to protected.
4911 (Output_section::Input_section::relobj,
4912 Output_section::Input_section::shndx): Handle relaxed input sections.
4913 Output_section::input_sections) Change visibility to protected. Also
4914 define overload to return a non-const pointer.
4915 (Output_section::Merge_section_properties): New class defintion.
4916 (Output_section::Merge_section_by_properties_map,
4917 Output_section::Output_section_data_by_input_section_map,
4918 Output_section::Relaxation_map): New types.
4919 (Output_section::relax_input_section): Rename method to
4920 Output_section::convert_input_sections_to_relaxed_sections and change
4921 interface to take a vector of relaxed section pointers.
4922 (Output_section::find_merge_section,
4923 Output_section::find_relaxed_input_section,
4924 Output_section::build_relaxation_map,
4925 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4926 New method declarations.
4927 (Output_section::merge_section_map_
4928 Output_section::merge_section_by_properties_map_,
4929 Output_section::relaxed_input_section_map_,
4930 Output_section::is_relaxed_input_section_map_valid_,
4931 Output_section::generate_code_fills_at_write_): New data members.
4932 * script-sections.cc
4933 (Output_section_element_input::set_section_addresses): Call
4934 current_data_size and addralign methods of relaxed input sections.
4935 (Orphan_output_section::set_section_addresses): Call current_data_size
4936 and addralign methods of relaxed input sections.
4937 * symtab.cc (Symbol_table::compute_final_value): Extract template
4938 from the body of Symbol_table::sized_finalize_symbol.
4939 (Symbol_table::sized_finalized_symbol): Call
4940 Symbol_table::compute_final_value.
4941 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4942 (Symbol_table::compute_final_value): New templated method declaration.
4943 * target.cc (Target::do_make_output_section): New method defintion.
4944 * target.h (Target::make_output_section): New method declaration.
4945 (Target::relax): Add more parameters for input objects, symbol table
4946 and layout. Adjust call to do_relax.
4947 (Target::do_make_output_section): New method declaration.
4948 (Target::do_relax): Add parameters for input objects, symbol table
4949 and layout.
4950
d446d6c4
ILT		 49512009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4952
4953 * pread.c: Include stdio.h.
4954
bc06c745
ILT		 49552009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4956
4957 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4958 defined.
4959
75aea3d0
ILT		 49602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4961
4962 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4963 Change read_shndx type to unsigned int.
4964 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4965 int.
4966 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4967 * dwarf_reader.h (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 * layout.cc (Layout::create_symtab_sections): Cast the result of
4973 local_symcount * symsize to off_t in the gold_assert.
4974
be8fcb75
ILT		 49752009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4976
4977 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4978 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4979 R_ARM_BASE_ABS.
4980 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4981 (Arm_relocate_functions::thm_abs5): New function.
4982 (Arm_relocate_functions::abs12): New function.
4983 (Arm_relocate_functions::abs16): New function.
4984 (Arm_relocate_functions::base_abs): New function.
4985 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4986 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4987 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4988 R_ARM_BASE_ABS.
4989 (Scan::global): Likewise.
4990 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4991 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4992 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4993 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4994 R_ARM_BASE_ABS.
4995
c2a122b6
ILT		 49962009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4997
4998 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4999 (Arm_relocate_functions::movt_prel): New function.
5000 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5001 (Arm_relocate_functions::thm_movt_prel): New function.
5002 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5003 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5004 (Scan::global, Relocate::relocate): Likewise.
5005 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5006
c4aa1e2d
ILT		 50072009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5008
5009 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5010 Incremental_checker.
5011 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5012 unsigned int.
5013 (class Incremental_inputs_header): New class.
5014 (Incremental_inputs_header_writer): Edit comment.
5015 (Incremental_inputs_entry): New class.
5016 (Incremental_inputs_entry_writer): Edit comment.
5017 (Sized_incremental_binary::do_find_incremental_inputs_section):
5018 Add *strtab_shndx parameter, fill it.
5019 (Sized_incremental_binary::do_check_inputs): New method.
5020 (Incremental_checker::can_incrementally_link_output_file): Use
5021 Sized_incremental_binary::check_inputs.
5022 (Incremental_inputs::report_command_line): Save command line in
5023 command_line_.
5024 * incremental.h:
5025 (Incremental_binary::find_incremental_inputs_section): New
5026 method.
5027 (Incremental_binary::do_find_incremental_inputs_section): Add
5028 strtab_shndx parameter.
5029 (Incremental_binary::do_check_inputs): New pure virtual method.
5030 (Sized_incremental_binary::do_check_inputs): Declare.
5031 (Incremental_checker::Incremental_checker): Add incremental_inputs
5032 parameter, use it to initialize incremental_inputs_.
5033 (Incremental_checker::incremental_inputs_): New field.
5034 (Incremental_checker::command_line): New method.
5035 (Incremental_checker::inputs): New method.
5036 (Incremental_checker::command_line_): New field.
5037
c549a694
ILT		 50382009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5039
5040 * incremental.cc: Include <cstdarg> and "target-select.h".
5041 (vexplain_no_incremental): New function.
5042 (explain_no_incremental): New function.
5043 (Incremental_binary::error): New method.
5044 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5045 method.
5046 (make_sized_incremental_binary): New function.
5047 (open_incremental_binary): New function.
5048 (can_incrementally_link_file): Add checks if output is ELF and has
5049 inputs section.
5050 * incremental.h: Include "elfcpp_file.h" and "output.h".
5051 (Incremental_binary): New class.
5052 (Sized_incremental_binary): New class.
5053 (open_incremental_binary): Declare.
5054 * object.cc (is_elf_object): Use
5055 elfcpp::Elf_recognizer::is_elf_file.
5056 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5057 * output.h (Output_file::filesize): New method.
5058
fd3c5f0b
ILT		 50592009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5060
5061 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5062 New function.
5063 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5064 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5065 function.
5066 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5067 function.
5068 (Arm_relocate_functions::movw_abs_nc): New function.
5069 (Arm_relocate_functions::movt_abs): New function.
5070 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5071 (Arm_relocate_functions::thm_movt_abs): New function.
5072 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5073 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5074 (Scan::global): Likewise.
5075 (Relocate::relocate): Likewise.
5076 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5077
7f5309a5
ILT		 50782009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5079
5080 * arm.cc (Arm_relocate_functions::got_prel) New function.
5081 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5082 (Relocate::relocate): Likewise.
5083 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5084
364c7fa5
ILT		 50852009-10-06 Ian Lance Taylor <iant@google.com>
5086
5087 * options.h (class General_options): Define
5088 split_stack_adjust_size parameter.
5089 * object.h (class Object): Add uses_split_stack_ and
5090 has_no_split_stack_ fields. Add uses_split_stack and
5091 has_no_split_stack accessor functions. Declare
5092 handle_split_stack_section.
5093 (class Reloc_symbol_changes): Define.
5094 (class Sized_relobj): Define Function_offsets. Declare
5095 split_stack_adjust, split_stack_adjust_reltype, and
5096 find_functions.
5097 * object.cc (Object::handle_split_stack_section): New function.
5098 (Sized_relobj::do_layout): Call handle_split_stack_section.
5099 * dynobj.cc (Sized_dynobj::do_layout): Call
5100 handle_split_stack_section.
5101 * reloc.cc (Sized_relobj::relocate_sections): Call
5102 split_stack_adjust for executable sections in split_stack
5103 objects. Pass reloc_map to relocate_section.
5104 (Sized_relobj::split_stack_adjust): New function.
5105 (Sized_relobj::split_stack_adjust_reltype): New function.
5106 (Sized_relobj::find_functions): New function.
5107 * target-reloc.h: Include "object.h".
5108 (relocate_section): Add reloc_symbol_changes parameter. Change
5109 all callers.
5110 * target.h (class Target): Add calls_non_split method. Declare
5111 do_calls_non_split virtual method. Declare match_view and
5112 set_view_to_nop.
5113 * target.cc: Include "elfcpp.h".
5114 (Target::do_calls_non_split): New function.
5115 (Target::match_view): New function.
5116 (Target::set_view_to_nop): New function.
5117 * gold.cc (queue_middle_tasks): Give an error if mixing
5118 split-stack and non-split-stack objects with -r.
5119 * i386.cc (Target_i386::relocate_section): Add
5120 reloc_symbol_changes parameter.
5121 (Target_i386::do_calls_non_split): New function.
5122 * x86_64.cc (Target_x86_64::relocate_section): Add
5123 reloc_symbol_changes parameter.
5124 (Target_x86_64::do_calls_non_split): New function.
5125 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5126 parameter.
5127 * powerpc.cc (Target_powerpc::relocate_section): Add
5128 reloc_symbol_changes parameter.
5129 * sparc.cc (Target_sparc::relocate_section): Add
5130 reloc_symbol_changes parameter.
5131 * configure.ac: Call AM_CONDITIONAL for the default target.
5132 * configure: Rebuild.
5133 * testsuite/Makefile.am (TEST_AS): New variable.
5134 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5135 (check_DATA): Add split_i386 and split_x86_64 files.
5136 (SPLIT_DEFSYMS): Define.
5137 (split_i386_[1234n].o): New targets.
5138 (split_i386_[124]): New targets.
5139 (split_i386_[1234r].stdout): New targets.
5140 (split_x86_64_[1234n].o): New targets.
5141 (split_x86_64_[124]): New targets.
5142 (split_x86_64_[1234r].stdout): New targets.
5143 (MOSTLYCLEANFILES): Add new executables.
5144 * testsuite/split_i386.sh: New file.
5145 * testsuite/split_x86_64.sh: New file.
5146 * testsuite/split_i386_1.s: New file.
5147 * testsuite/split_i386_2.s: New file.
5148 * testsuite/split_i386_3.s: New file.
5149 * testsuite/split_i386_4.s: New file.
5150 * testsuite/split_i386_n.s: New file.
5151 * testsuite/split_x86_64_1.s: New file.
5152 * testsuite/split_x86_64_2.s: New file.
5153 * testsuite/split_x86_64_3.s: New file.
5154 * testsuite/split_x86_64_4.s: New file.
5155 * testsuite/split_x86_64_n.s: New file.
5156 * testsuite/testfile.cc (Target_test): Update relocation_section
5157 function.
5158 * testsuite/Makefile.in: Rebuild.
5159
e8a9fcda
ILT		 51602009-10-06 Ian Lance Taylor <iant@google.com>
5161
5162 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5163 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5164 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5165 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5166 the address on ldo_addrs_.
5167 (Target_i386::Relocate::fix_up_ldo): New function.
5168
e99daf92
ILT		 51692009-10-06 Rafael Espindola <espindola@google.com>
5170
5171 * plugin.cc (add_input_library): New.
5172 (Plugin::load): Add add_input_library to tv.
5173 (Plugin_manager::add_input_file): Add the is_lib argument.
5174 (add_input_file): Update call to Plugin_manager::add_input_file.
5175 (add_input_library): New.
5176 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5177
966d4097
DK		 51782009-09-30 Doug Kwan <dougkwan@google.com>
5179
5180 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5181 symbol and call Symbol::may_need_copy_reloc to determine if
5182 a copy reloc is needed.
5183 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5184 nocopyreloc is given in command line.
5185 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5186 given in command line.
5187 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5188 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5189 of the removed Target_i386::may_need_copy_reloc.
5190 * options.h (copyreloc): New option with default value false.
5191 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5192 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5193 instead of the removed Target_powerpc::may_need_copy_reloc.
5194 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5195 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5196 instead of the removed Target_sparc::may_need_copy_reloc.
5197 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5198 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5199 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5200 instead of the removed Target_x86_64::may_need_copy_reloc.
5201
029ba973
ILT		 52022009-09-30 Ian Lance Taylor <iant@google.com>
5203
5204 * object.h (class Object): Remove target_ field, and target,
5205 sized_target, and set_target methods.
5206 (Object::sized_target): Remove.
5207 (class Sized_relobj): Update declarations. Remove sized_target.
5208 * object.cc (Sized_relobj::setup): Remove target parameter.
5209 Change all callers.
5210 (Input_objects::add_object): Don't do anything with the target.
5211 (make_elf_sized_object): Add punconfigured parameter. Change all
5212 callers. Set or test parameter target.
5213 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5214 Change all callers.
5215 * parameters.cc (Parameters::set_target): Change parameter type to
5216 be non-const.
5217 (Parameters::default_target): Remove.
5218 (set_parameters_target): Change parameter type to be non-const.
5219 (parameters_force_valid_target): New function.
5220 (parameters_clear_target): New function.
5221 * parameters.h (class Parameters): Update declarations. Remove
5222 default_target method. Add sized_target and clear_target
5223 methods. Change target_ to be non-const.
5224 (set_parameters_target): Update declaration.
5225 (parameters_force_valid_target): Declare.
5226 (parameters_clear_target): Declare.
5227 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5228 as NULL if we aren't searching.
5229 (Add_symbols::run): Don't check for compatible target.
5230 * fileread.cc (Input_file::open_binary): Call
5231 parameters_force_valid_target.
5232 * gold.cc (queue_middle_tasks): Likewise.
5233 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5234 set_target on object.
5235 * dynobj.h (class Sized_dynobj): Update declarations.
5236 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5237 make_elf_object returns NULL.
5238 (Archive::include_member): Don't check whether object target is
5239 compatible.
5240 * output.cc (Output_section::add_input_section): Get target from
5241 parameters.
5242 (Output_section::relax_input_section): Likewise.
5243 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5244 parameters.
5245 (Sized_relobj::do_scan_relocs): Likewise.
5246 (Sized_relobj::relocate_sections): Likewise.
5247 * resolve.cc (Symbol_table::resolve): Likewise.
5248 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5249 parameter. Change all callers.
5250 (Symbol_table::add_from_object): Get target from parameters.
5251 (Symbol_table::add_from_relobj): Don't check object target.
5252 (Symbol_table::add_from_dynobj): Likewise.
5253 (Symbol_table::define_special_symbol): Get target from
5254 parameters.
5255 * symtab.h (class Symbol_table): Update declaration.
5256 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5257 parameter. Change all callers. Clear parameter target.
5258 (Binary_test): Test target here.
5259 * testsuite/object_unittest.cc (gold_testsuite): Remove
5260 target_test_pointer parameter. Change all callers.
5261 (Object_test): Test target here.
5262
a6a22b83
ILT		 52632009-09-26 Ian Lance Taylor <iant@google.com>
5264
5265 * testsuite/initpri1.c: Don't try to use constructor priorities if
5266 compiling with gcc before 4.3.
5267
6a8f49fe
ILT		 52682009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5269
5270 * testsuite/retain_symbols_file_test.sh (check_present): Change
5271 output file name to retain_symbols_file_test.stdout.
5272 (check_absent): Likewise.
5273
8c604651
CS		 52742009-09-18 Craig Silverstein <csilvers@google.com>
5275
5276 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5277 * options.cc: Include <cerrno> and <fstream>.
5278 (General_options::finalize): Parse -retain-symbols-file tag.
5279 * options.h: New flag.
5280 (General_options): New method should_retain_symbol, new
5281 variable symbols_to_retain.
5282 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5283 should_retain_symbol map.
5284 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5285 * testsuite/Makefile.in: Regenerate.
5286 * testsuite/retain_symbols_file_test.sh: New file.
5287
ca58b19f
NC		 52882009-09-18 Nick Clifton <nickc@redhat.com>
5289
5290 * po/es.po: Updated Spanish translation.
5291
20e6d0d6
DK		 52922009-09-17 Doug Kwan <dougkwan@google.com>
5293
5294 * debug.h (DEBUG_RELAXATION): New constant.
5295 (DEBUG_ALL): Add DEBUG_RELAXATION.
5296 (debug_string_to_enum): Add relaxation debug option.
5297 * layout.cc
5298 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5299 Layout::Relaxation_debug_check::read_sections,
5300 Layout::Relaxation_debug_check::read_sections): New method definitions.
5301 (Layout::Layout): Initialize data members
5302 record_output_section_data_from_scrips_,
5303 script_output_section_data_list_ and relaxation_debug_check_.
5304 (Layout::save_segments, Layout::restore_segments,
5305 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5306 Layout::relaxation_loop_body): New method definitions.
5307 (Layout::finalize): Support relaxation. Move section layout code to
5308 Layout::relaxation_loop_body.
5309 (Layout::set_asection_address_from_script): Move code for orphan
5310 section placement out.
5311 (Layout::place_orphan_sections_in_script): New method definition.
5312 * layout.h (Output_segment_headers, Output_file_header):
5313 New forward class declarations.
5314 (Layout::~Layout): Define.
5315 (Layout::new_output_section_data_from_script): New method definition.
5316 (Layout::place_orphan_sections_in_script): New method declaration.
5317 (Layout::Segment_states): New type declaration.
5318 (Layout::save_segments, Layout::restore_segments,
5319 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5320 Layout::relaxation_loop_body): New method declarations.
5321 (Layout::Output_section_data_list): New type declaration.
5322 (Layout::Relaxation_debug_check): New class definition.
5323 (Layout::record_output_section_data_from_script_,
5324 Layout::script_output_section_data_list_, Layout::segment_states_,
5325 Layout::relaxation_debug_check_): New data members.
5326 * output.cc: (Output_section_headers::do_size): New method definition.
5327 (Output_section_headers::Output_section_headers): Move size
5328 computation to Output_section_headers::do_size.
5329 (Output_segment_headers::do_size): New method definition.
e1df38aa 5330 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5331 Output_file_header::do_size and call it.
5332 (Output_file_header::do_size): New method definition.
5333 (Output_data_group::Output_data_group): Adjust call to
5334 Output_section_data.
5335 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5336 (Output_symtab_xindex::do_write): Add array bound check.
5337 (Output_section::Input_section::print_to_mapfile): Handle
5338 RELAXED_INPUT_SECTION_CODE.
5339 (Output_section::Output_section): Initialize data member checkpoint_.
5340 (Output_section::~Output_section): Delete checkpoint object pointed
5341 by checkpoint_.
5342 (Output_section::add_input_section): Always add an Input_section if
5343 relaxing.
5344 (Output_section::add_merge_input_section): Add assert.
5345 (Output_section::relax_input_section): New method definition.
5346 (Output_section::set_final_data_size): Set load address to zero for
5347 an unallocated section.
5348 (Output_section::do_address_and_file_offset_have_reset_values):
5349 New method definition.
5350 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5351 Handle relaxed input section.
5352 (Output_section::sort_attached_input_sections): Checkpoint input
5353 section list lazily.
5354 (Output_section::get_input_sections): Change type of input_sections to
5355 list of Simple_input_section pointers. Checkpoint input section list
5356 lazily. Also handle relaxed input sections.
5357 (Output_section::add_input_section_for_script): Take a reference to
5358 a Simple_input_section object instead of Relobj pointer and section
5359 index as parameter. Handle relaxed input sections.
5360 (Output_section::save_states, Output_section::restore_states): New
5361 method definitions.
5362 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5363 (Output_data::is_data_size_fixed): New method definition.
5364 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5365 if it is fixed.
5366 (Output_data::address_and_file_offset_have_reset_values): New method
5367 definition.
5368 (Output_data::do_address_and_file_offset_have_reset_values): New method
5369 definition.
5370 (Output_data::set_data_size): Check that data size is not fixed.
5371 (Output_data::fix_data_size): New method definition.
5372 (Output_data::is_data_size_fixed_): New data member.
5373 (Output_section_headers::set_final_data_size): New method definition.
5374 (Output_section_headers::do_size): New method declaration.
5375 (Output_segment_headers::set_final_data_size): New method definition.
5376 (Output_segment_headers::do_size): New method declaration.
5377 (Output_file_header::set_final_data_size)::New method definition.
5378 (Output_file_header::do_size)::New method declaration.
5379 (Output_section_data::Output_section_data): Add new parameter
5380 is_data_size_fixed and use it to fix data size.
5381 (Output_data_const::Output_data_const): Adjust call to base class
5382 constructor and fix data size.
5383 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5384 base class constructor and fix data size.
5385 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5386 base class constructor and fix data size.
5387 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5388 class constructor and fix data size.
5389 (Output_data_group::set_final_data_size): New method definition.
5390 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5391 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5392 class constructor and fix data size.
5393 (Output_relaxed_input_section): New class definition.
5394 (Output_section::Simple_input_section): New class definition.
5395 (Output_section::get_input_sections): Adjust parameter list.
5396 (Output_section::add_input_section_for_script): Same.
5397 (Output_section::save_states, Output_section::restore_states,
5398 Output_section::do_address_and_file_offset_have_reset_values,
5399 (Output_section::Input_section::Input_section): Handle
5400 RELAXED_INPUT_SECTION_CODE. Add new overload for
5401 Output_relaxed_input_section.
5402 (Output_section::Input_section::is_input_section,
5403 Output_section::Input_section::set_output_section): Handle relaxed
5404 input section.
5405 (Output_section::Input_section::is_relaxed_input_section,
5406 Output_section::Input_section::output_section_data,
5407 Output_section::Input_section::relaxed_input_section): New method
5408 definitions.
5409 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5410 value.
5411 (Output_section::Input_section::u1_): Update comments.
5412 (Output_section::Input_section::u2_): Add new union member poris.
5413 (Output_section::Checkpoint_output_section): New classs definition.
5414 (Output_section::relax_input_section): New method declaration.
5415 (Output_section::checkpoint_): New data member.
5416 (Output_segment): Update comments.
5417 (Output_segment::Output_segment): Un-privatize copy constructor.
5418 (Output_segment::operator=): Un-privatize.
5419 * script-sections.cc (Output_section_element::Input_section_list):
5420 Change element type to Output_section::Simple_input_section.
5421 (Output_section_element_dot_assignment::set_section_addresses):
5422 Register output section data for relaxation clean up.
5423 (Output_data_exression::Output_data_expression): Adjust call to base
5424 constructor to fix data size.
5425 (Output_section_element_data::set_section_addresses): Register
5426 Output_data_expression object for relaxation clean up.
5427 (struct Input_section_info): Replace Relobj pointer and section index
5428 pair with Output_section::Simple_input_section and Convert struct to a
5429 class.
5430 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5431 Input_section_info data member to use accessors.
20e6d0d6
DK		 5432 (Output_section_element_input::set_section_addresses): Use layout
5433 parameter. Adjust code to use Output_section::Simple_input_section
5434 and Input_secction_info classes. Register filler for relaxation
5435 clean up.
5436 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5437 and section index pair with Output_section::Simple_input_section
5438 class. Adjust code accordingly.
5439 (Phdrs_element::release_segment): New method definition.
5440 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5441 segment list.
5442 (Script_sections::release_segments): New method definition.
5443 * gold/script-sections.h (Script_sections::release_segments): New
5444 method declaration.
5445 * gold/target.h (Target::may_relax, Target::relax,
5446 Target::do_may_relax, Target::do_relax): New method definitions.
5447
5e445df6
ILT		 54482009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5449
5450 * arm.cc (has_signed_unsigned_overflow): New function.
5451 (Arm_relocate_functions::abs8): New function.
5452 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5453 (Target_arm::Scan::global): Likewise.
5454 (Target_arm::relocate::relocate): Likewise.
5455 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5456 Likewise.
5457
8c604651 54582009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5459
5460 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5461 * testsuite/Makefile.in: Regenerate.
5462
1e9cc1c2
NC		 54632009-09-11 Nick Clifton <nickc@redhat.com>
5464
5465 * po/gold.pot: Updated by the Translation project.
5466
6a89f575
CC		 54672009-09-08 Cary Coutant <ccoutant@google.com>
5468
5469 * output.cc (Output_file::open): Add execute permission to empty file.
5470 * testsuite/Makefile.am (permission_test): New test.
5471 * testsuite/Makefile.in: Regenerate.
5472
fdcac5af
ILT		 54732009-09-02 Ian Lance Taylor <iant@google.com>
5474
5475 * output.cc (Output_file::resize): Call map_no_anonymous rather
5476 than map.
5477
44453f85
ILT		 54782009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5479
5480 * gold.cc: Include "incremental.h".
5481 (queue_initial_tasks): Call Incremental_checker methods.
5482 * incremental.cc: Include "output.h".
5483 (Incremental_checker::can_incrementally_link_output_file): New
5484 method.
5485 * incremental.h (Incremental_checker): New class.
5486
5487 * output.cc (Output_file::open_for_modification): New method.
5488 (Output_file::map_anonymous): Changed return type to bool. Record
5489 map in base_ field.
5490 (Output_file::map_no_anonymous): New method, broken out of map.
5491 (Output_file::map): Use map_no_anonymous and map_anonymous.
5492 * output.h (class Output_file): Update declarations.
5493
293c1386
CC		 54942009-08-24 Cary Coutant <ccoutant@google.com>
5495
5496 * options.h (Command_line::Pre_options): New class.
5497 (Command_line::pre_options): New member.
5498 * options.cc (gold::options::ready_to_register): New variable.
5499 (One_option::register_option): Do nothing if not registering options.
5500 Assert if same short option registered twice.
5501 (General_options::General_options): Turn off option registration when
5502 done constructing.
5503 (Command_line::Pre_options::Pre_options): New constructor.
5504
f773f3d2
CC		 55052009-08-24 Cary Coutant <ccoutant@google.com>
5506
06a73cfe
CC		 5507 * options.h (General_options::no_keep_memory): Remove incorrect
5508 short option.
f773f3d2 5509
a15af8e2
RW		 55102009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5511
5512 * Makefile.am (am__skiplex, am__skipyacc): New.
5513 * Makefile.in: Regenerate.
5514
c462b41b
RW		 55152009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5516
14ec8efd
RW		 5517 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5518 (INCLUDES): ... this.
5519 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5520 (AM_CPPFLAGS): Renamed from ...
5521 (INCLUDE): ... this.
5522 * Makefile.in, testsuite/Makefile.in: Regenerate.
5523
81ecdfbb
RW		 5524 * Makefile.in: Regenerate.
5525 * aclocal.m4: Likewise.
5526 * config.in: Likewise.
5527 * configure: Likewise.
5528 * testsuite/Makefile.in: Likewise.
5529
c462b41b
RW		 5530 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5531 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5532 * Makefile.in: Regenerate.
5533 * testsuite/Makefile.in: Regenerate.
5534
2da73f13
CC		 55352009-08-19 Cary Coutant <ccoutant@google.com>
5536
5537 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5538 symbols in shared libraries overridden by hidden or internal symbols
5539 in the main program.
5540
2db70501
CD		 55412009-08-19 Chris Demetriou <cgd@google.com>
5542
5543 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5544 checking source file names in error messages.
5545
f733487b
DK		 55462009-08-18 Doug Kwan <dougkwan@google.com>
5547
5548 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5549 an elcpp::Ehdr as parameter. Adjust call to set_target.
5550 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5551 an elfcpp::Ehdr as parameter.
5552 * object.cc (Object::set_target): Remove the version that looks up
5553 a target and sets it.
5554 (Sized_relobj::setup): Take a Target object instead of
5555 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5556 (make_elf_sized_object): Find target and ask target to
5557 make an ELF object.
5558 * object.h: (Object::set_target): Remove the version that looks up
5559 a target and sets it.
5560 (Sized_relobj::setup): Take a Target object instead of
5561 an elfcpp:Ehdr as parameter.
5562 * target.cc: Include dynobj.h.
5563 (Target::do_make_elf_object_implementation): New.
5564 (Target::do_make_elf_object): New.
5565 * target.h (Target::make_elf_object): New template declaration.
5566 (Target::do_make_elf_object): New method declarations.
5567 (Target::do_make_elf_object_implementation): New template declaration.
5568
cc70f101
ILT		 55692009-08-14 Ian Lance Taylor <iant@google.com>
5570
5571 * gold.h (FUNCTION_NAME): Define.
5572 (gold_unreachable): Use FUNCTION_NAME.
5573
ef5e0cb1
ST		 55742009-08-12 Sriraman Tallam <tmsriram@google.com>
5575
5576 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5577 symbol in the --keep-unique list is not found.
5578
48c187ce
ST		 55792009-08-12 Sriraman Tallam <tmsriram@google.com>
5580
5581 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5582 been maked as --keep-unique.
5583 (Icf::unfold_section): New function.
5584 * icf.h (Icf::unfold_section): New function.
5585 * options.h (General_options::keep_unique): New option.
5586 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5587 * testsuite/Makefile.in: Regenerate.
5588 * testsuite/icf_keep_unique_test.sh: New file.
5589 * testsuite/icf_keep_unique_test.cc: New file.
5590
645afe0c
CC		 55912009-08-12 Cary Coutant <ccoutant@google.com>
5592
5593 PR 10471
5594 * resolve.cc (Symbol_table::resolve): Check for references from
5595 dynamic objects to hidden and internal symbols.
5596 * testsuite/Makefile.am (hidden_test.sh): New test.
5597 * testsuite/Makefile.in: Regenerate.
5598 * testsuite/hidden_test.sh: New script.
5599 * testsuite/hidden_test_1.c: New test source.
5600 * testsuite/hidden_test_main.c: New test source.
5601
11af873f
DK		 56022009-08-11 Doug Kwan <dougkwan@google.com>
5603
5604 * arm.cc: Update comments.
5605 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5606 segment to locate the .ARM.exidx section if present.
5607
b9f7d72d
DK		 56082009-08-09 Doug Kwan <dougkwan@google.com>
5609
5610 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5611 patch.
5612
ddd3c53c
ST		 56132009-08-07 Sriraman Tallam <tmsriram@google.com>
5614 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5615 compiler warnings.
5616
27721062
ST		 56172009-08-06 Sriraman Tallam <tmsriram@google.com>
5618
5619 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5620 valid tls_segment only for non-debug-section relocations.
5621 * testsuite/Makefile.am: Add gc_tls_test.
5622 * testsuite/Makefile.in: Regenerate.
5623 * testsuite/gc_tls_test.cc: New file.
5624 * testsuite/gc_tls_test.sh: New file.
5625
ef15dade 56262009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5627
ef15dade
ST		 5628 * icf.cc: New file.
5629 * icf.h: New file.
5630 * Makefile.am (CCFILES): Add icf.cc.
5631 (HFILES): Add icf.h
5632 * Makefile.in: Regenerate.
5633 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5634 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5635 section, symbol and addend information for the relocs.
5636 * gold.cc (queue_middle_tasks): Call identical code folding.
5637 * gold.h: Add defines for multimap.
5638 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5639 to the call of finalize_local_symbols.
5640 * main.cc (main): Create object of class Icf.
5641 * object.cc (Sized_relobj::do_layout): Allow this function to be
5642 called twice during icf.
5643 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5644 to sections marked as identical by icf.
5645 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5646 when available.
5647 (Sized_relobj::do_section_entsize): New function.
5648 * object.h (Object::section_entsize): New function.
5649 (Object::do_section_entsize): New pure virtual function.
5650 (Relobj::finalize_local_symbols): Add new parameter.
5651 (Relobj::do_section_entsize): New function.
5652 * options.h (General_options::icf): New option.
5653 (General_options::icf_iterations): New option.
5654 (General_options::print_icf_sections): New option.
5655 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5656 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5657 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5658 icf.
5659 * symtab.cc (Symbol_table::is_section_folded): New function.
5660 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5661 to sections marked as identical by icf.
5662 * symtab.h (Symbol_table::set_icf): New function.
5663 (Symbol_table::icf): New function.
5664 (Symbol_table::is_section_folded): New function.
5665 (Symbol_table::icf_): New data member.
5666 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5667 * testsuite/Makefile.am: Add commands to build icf_test.
5668 * testsuite/Makefile.in: Regenerate.
5669 * testsuite/icf_test.sh: New file.
5670 * testsuite/icf_test.cc: New file.
5671
c3b65ac4
CD		 56722009-07-24 Chris Demetriou <cgd@google.com>
5673
5674 * layout.cc (is_compressible_debug_section): Fix incorrect
5675 comment about compressed section names.
5676
1caf2c51
ILT		 56772009-07-20 Ian Lance Taylor <ian@airs.com>
5678
5679 PR 10419
5680 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5681
1ef4d87f
ILT		 56822009-07-16 Ian Lance Taylor <iant@google.com>
5683
5684 PR 10400
5685 * layout.h: #include <map>.
5686 (class Kept_section): Change from struct to class. Add accessors
5687 and setters. Add section size to Comdat_group mapping. Change
5688 Comdat_group to std::map. Add is_comdat_ field. Add
5689 linkonce_size field in union.
5690 (class Layout): Update declaration of find_or_add_kept_section.
5691 Don't declare find_kept_object.
5692 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5693 parameter. Add object, shndx, is_comdat, and is_group_name
5694 parameters. Change all callers. Adjust for new Kept_section.
5695 (Layout::find_kept_object): Remove.
5696 * object.cc (Sized_relobj::include_section_group): Update use of
5697 Kept_section. Rename secnum to shndx. Only record
5698 Kept_comdat_section if sections are the same size.
5699 (Sized_relobj::include_linkonce_section): Update use of
5700 Kept_section. Only record Kept_comdat_section if sections are the
5701 same size. Set size of linkonce section.
5702 (Sized_relobj::map_to_kept_section): Update call to
5703 get_kept_comdat_section.
5704 * object.h (class Sized_relobj): Rename fields in
5705 Kept_comdat_section to drop trailing underscores; change object
5706 field to Relobj*. Change Kept_comdat_section_table to store
5707 struct rather than pointer.
5708 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5709 Add kept_object and kept_shndx parameters. Change all callers.
5710 (Sized_relobj::get_kept_comdat_section): Change return type to
5711 bool. Add kept_object and kept_shndx parameters. Change all
5712 callers.
5713 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5714 Layout::find_or_add_kept_section.
5715
37c3b7b0
ILT		 57162009-07-09 Ian Lance Taylor <iant@google.com>
5717
5718 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5719 Reserve space in the hash table.
5720
98fa85cb
ILT		 57212009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5722
5723 * fileread.cc (File_read::get_mtime): New method.
5724 * fileread.h (Timespec): New structure.
5725 (File_read::get_mtime): New method.
5726 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5727 Renamed from timestamp_nsec.
5728 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5729 Elf_Xword.
e1df38aa 5730 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 5731 timestamp_nsec.
e1df38aa 5732 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 5733 (Incremental_inputs::report_obejct): Save mtime; style fix.
5734 (Incremental_inputs::report_script): Save mtime; style fix.
5735 (Incremental_inputs::finalize_inputs): Style fix.
5736 (Incremental_inputs::finalize): Style fix.
5737 (Incremental_inputs::create_input_section_data): Store inputs
5738 mtime.
5739 * incremental.h (Incremental_inputs::report_script): Add mtime
5740 argument.
5741 (Incremental_inputs::Input_info::Input_info): Intialize only one
5742 union member.
5743 (Incremental_inputs::Input_info::archive): Move to nameless
5744 union.
5745 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5746 (Incremental_inputs::Input_info::script): Move to nameless union.
5747 (Incremental_inputs::mtime): New field.
5748 * script.cc (read_input_script): Pass file mtime to
5749 Incremental_input.
5750 * script.h (Script_info::inputs): Style fix.
5751
c9d70757
ILT		 57522009-07-01 Ian Lance Taylor <ian@airs.com>
5753
5754 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5755 instead of 32.
5756
9c547ec3
ILT		 57572009-06-24 Ian Lance Taylor <iant@google.com>
5758
5759 PR 10156
5760 * layout.cc (Layout::choose_output_section): If we find an
5761 existing section, update the flags.
5762 (Layout::create_notes): New function, broken out of
5763 Layout::finalize.
5764 (Layout::finalize): Don't create note sections.
5765 (Layout::create_note): Don't crash if linker script discards
5766 section.
5767 (Layout::create_gold_note): Likewise.
5768 (Layout::create_build_id): Likewise. Don't set
5769 after_input_sections on the section.
5770 (Layout::create_executable_stack_info): Remove target parameter.
5771 Change caller.
5772 * layout.h (class Layout): Declare create_notes. Update
5773 declaration of create_executable_stack_info.
5774 * gold.cc (queue_middle_tasks): Call create_notes.
5775 * output.cc (Output_section::update_flags_for_input_section): Move
5776 here from output.h. If SHF_ALLOC flag is newly set, mark address
5777 invalid.
5778 * output.h (Output_data::mark_address_invalid): New function.
5779 (class Output_section): Only declare, not define,
5780 update_flags_for_input_section. Remove set_flags.
5781
55458500
ILT		 57822009-06-24 Ian Lance Taylor <iant@google.com>
5783
5784 * script-sections.cc (Output_section_definition::
5785 set_section_addresses): Rename shadowing local load_address to
5786 laddr.
5787
1307d6cd
ILT		 57882009-06-24 Ian Lance Taylor <iant@google.com>
5789
5790 PR 10244
5791 * reloc.cc (relocate_sections): Skip empty relocation sections.
5792
ec3f783e
ILT		 57932009-06-23 Ian Lance Taylor <iant@google.com>
5794
5795 PR 10156
5796 * layout.cc (Layout::create_note): Use choose_output_section
5797 rather than make_output_section.
5798
459c9f1c
ILT		 57992009-06-23 Ian Lance Taylor <iant@google.com>
5800
5801 PR 10237
5802 * options.cc (General_options::parse_V): Set printed_version_.
5803 (General_options::General_options): Initialize printed_version_.
5804 * options.h (class General_options): Add printed_version_ field.
5805 * gold.cc (queue_initial_tasks): If there are no input files,
5806 don't give a fatal error if we printed the version information.
5807 (queue_middle_tasks): If using -r with a shared object, give a
5808 fatal error rather than an ordinary error.
5809
1518dc8f
ILT		 58102009-06-23 Ian Lance Taylor <iant@google.com>
5811
5812 PR 10219
5813 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5814 (Layout::make_output_section): Set have_stabstr_section_ if we see
5815 a .stab*str section.
5816 (Layout::finalize): Call link_stabs_sections.
5817 (Layout::link_stabs_sections): New file.
5818 * layout.h (class Layout): Add have_stabstr_section_ field.
5819 Declare link_stabs_sections.
5820
3d857b98
DK		 58212009-06-23 Doug Kwan <dougkwan@google.com>
5822
5823 * Makefile.am (libgold_a_LIBADD): New.
5824 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5825 * Makefile.in: Regenerate.
5826 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5827 * configure: Regenerate.
5828 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5829 * fileread.cc: Include sys/state.h
5830 * gold.h: Declare memmem and strndup if found missing.
5831 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5832
0639a6f6
ILT		 58332009-06-23 Ian Lance Taylor <iant@google.com>
5834
5835 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5836 * configure: Rebuild.
5837
8d63875c
ILT		 58382009-06-23 Ian Lance Taylor <iant@google.com>
5839
5840 PR 10147
5841 * object.cc (Object::section_contents): Don't try to get a view if
5842 the section has length zero.
5843 (Object::handle_gnu_warning_section): If the section is empty, use
5844 the name of the section as the warning.
5845
f7c8a183
ILT		 58462009-06-23 Ian Lance Taylor <iant@google.com>
5847
5848 PR 10133
5849 * stringpool.h (class Stringpool_template): Add optimize_ field.
5850 (Stringpool_template::set_optimize): New function.
5851 * stringpool.cc (Stringpool_template::Stringpool_template):
5852 Initialize optimize_ field.
5853 (Stringpool_template::set_string_offsets): Test local optimize
5854 fild rather than parameter.
5855 * layout.cc (Layout::Layout): Call set_optimize on the section
5856 name stringpool.
5857
e6a307ba
ILT		 58582009-06-22 Ian Lance Taylor <iant@google.com>
5859
5860 PR 10030
5861 * yyscript.y: Parse TARGET.
5862 * script.cc (script_set_target): New function.
5863 * script-c.h (script_set_target): Declare.
5864 * options.cc (General_options::string_to_object_format): Rename
5865 from string_to_object_format in anonymous namespace. Change
5866 callers.
5867 * options.h (class General_options): Declare
5868 string_to_object_format.
5869
3ee173de
ILT		 58702009-06-22 Ian Lance Taylor <iant@google.com>
5871
5872 * script-sections.cc (Script_sections::create_segments): Don't put
5873 program headers in a PT_LOAD segment if -n or -N.
5874
58752009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 5876
5877 PR 10141
5878 * options.h (class General_options): Add -z lazy and -z now. Sort
5879 -z options into alphabetical order.
5880 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5881
cd6739a1 58822009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 5883
5884 * layout.cc (Layout::make_output_section): Call
5885 Target::new_output_section.
5886 (Layout::attach_allocated_section_to_segment): Put large section
5887 sections in a separate load segment with the large segment flag
5888 set.
5889 (Layout::segment_precedes): Sort large data segments after other
5890 load segments.
5891 (align_file_offset): New static function.
5892 (Layout::set_segment_offsets): Use align_file_offset.
5893 * output.h (class Output_section): Add is_small_section_ and
5894 is_large_section_ fields.
5895 (Output_section::is_small_section): New function.
5896 (Output_section::set_is_small_section): New function.
5897 (Output_section::is_large_section): New function.
5898 (Output_section::set_is_large_section): New function.
5899 (Output_section::is_large_data_section): New function.
5900 (class Output_segment): Add is_large_data_segment_ field.
5901 (Output_segment::is_large_data_segment): New function.
5902 (Output_segment::set_is_large_data_segment): New function.
5903 * output.cc (Output_section::Output_section): Initialize new
5904 fields.
5905 (Output_segment::Output_segment): Likewise.
5906 (Output_segment::add_output_section): Add assertion that large
5907 data sections always go in large data segments. Force small data
5908 sections to the end of the list of data sections. Force small BSS
5909 sections to the start of the list of BSS sections. For large BSS
5910 sections to the end of the list of BSS sections.
5911 * symtab.h (class Symbol): Declare is_common_shndx.
5912 (Symbol::is_defined): Check Symbol::is_common_shndx.
5913 (Symbol::is_common): Likewise.
5914 (class Symbol_table): Define enum Commons_section_type. Update
5915 declarations. Add small_commons_ and large_commons_ fields.
5916 * symtab.cc (Symbol::is_common_shndx): New function.
5917 (Symbol_table::Symbol_table): Initialize new fields.
5918 (Symbol_table::add_from_object): Put small and large common
5919 symbols in the right list.
5920 (Symbol_table::sized_finalized_symbol): Check
5921 Symbol::is_common_shndx.
5922 (Symbol_table::sized_write_globals): Likewise.
5923 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5924 common symbol lists. Don't call do_allocate_commons_list if the
5925 list is empty.
5926 (Symbol_table::do_allocate_commons_list): Remove is_tls
5927 parameter. Add comons_section_type parameter. Change all
5928 callers. Handle small and large common symbols.
5929 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5930 Symbol::is_common_shndx.
5931 * resolve.cc (symbol_to_bits): Likewise.
5932 * target.h (Target::small_common_shndx): New function.
5933 (Target::small_common_section_flags): New function.
5934 (Target::large_common_shndx): New function.
5935 (Target::large_common_section_flags): New function.
5936 (Target::new_output_section): New function.
5937 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5938 small_common_section_flags, and large_common_section_flags
5939 fields.
5940 (Target::do_new_output_section): New virtual function.
5941 * arm.cc (Target_arm::arm_info): Initialize new fields.
5942 * i386.cc (Target_i386::i386_info): Likewise.
5943 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5944 Likewise.
5945 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5946 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5947 (Target_x86_64::do_new_output_section): New function.
5948 * configure.ac: Define conditional MCMODEL_MEDIUM.
5949 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5950 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5951 (large_LDFLAGS): Define.
5952 * testsuite/large.c: New file.
5953 * testsuite/testfile.cc (Target_test::test_target_info):
5954 Initialize new fields.
5955 * configure, testsuite/Makefile.in: Rebuild.
5956
bb04269c
DK		 59572009-06-05 Doug Kwan <dougkwan@google.com>
5958
5959 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 5960 * Makefile.in: Regenerate.
bb04269c
DK		 5961 * i386.cc (class Target_i386): Define new virtual method to
5962 override do_is_local_label_name in parent.
5963 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5964 local symbols if --discard-locals or -X is given.
5965 * options.h (class General_options): Declare new options
5966 '--discard-locals' and '-X' for discarding locals.
5967 * target.h (class Target): Define new methods is_local_label_name.
5968 Declare new virtual method do_is_local_label_name.
5969 * target.cc: New file.
5970 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5971 (check_SCRIPTS): Add discard_locals_test.sh.
5972 (check_DATA): Add discard_local_tests.syms.
5973 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5974 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5975 * testsuite/Makefile.in: Regenerate.
5976 * testsuite/discard_locals_test.c: New file.
5977 * testsuite/discard_locals_test.sh: Same.
5978
805bb01c
DK		 59792009-06-05 Doug Kwan <dougkwan@google.com>
5980
5981 * object.cc (Sized_relobj::Sized_relobj): Initialize
5982 discarded_eh_frame_shndx_ to -1U.
5983 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5984 section.
5985 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5986 a discarded .eh_frame section.
5987 (Sized_relobj::do_finalize_local_symbols): Ditto.
5988 * object.h (class Sized_relobj): Declare new member
5989 discarded_eh_frame_shndx_.
5990 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5991 (local_labels_test.o, local_labels_test): New rules.
5992 * testsuite/Makefile.in: Regenerate.
5993
1dcd334d
DK		 59942009-06-04 Doug Kwan <dougkwan@google.com>
5995
5996 * layout.cc (Layout::section_name_mapping): Add mapping for
5997 special ARM sections.
5998
96d49306
DK		 59992009-06-03 Doug Kwan <dougkwan@google.com>
6000
6001 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6002 (utils::has_overflow): Same.
6003
dff16297
ILT		 60042009-06-03 Ian Lance Taylor <iant@google.com>
6005
6006 * layout.cc (Layout::section_name_mapping): New array, replacing
6007 Layout::linkonce_mapping.
6008 (Layout::section_name_mapping_count): New variable, replacing
6009 Layout::linkonce_mapping_count.
6010 (Layout::linkonce_output_name): Remove.
6011 (Layout::output_section_name): Rewrite.
6012 * layout.h (class Layout): Rename Linkonce_mapping to
6013 Section_name_mapping, linkonce_mapping to section_name_mapping,
6014 linkonce_mapping_count to section_name_mapping_count. Don't
6015 declare linkonce_output_name.
6016
c121c671
DK		 60172009-06-03 Doug Kwan <dougkwan@google.com>
6018
6019 * gold/arm.cc (namespace utils): New.
6020 (Target_arm::reloc_is_non_pic): Define new method.
6021 (class Arm_relocate_functions): New.
6022 (Target_arm::Relocate::relocate): Handle relocation types used by
6023 Android.
6024
07800fab
ILT		 60252009-06-03 Ian Lance Taylor <iant@google.com>
6026
6027 * arm.cc (Target_arm::scan::global): Use || instead of |.
6028
c121c671
DK		 60292009-06-02 Doug Kwan <dougkwan@google.com>
6030
6031 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6032 issued_non_pic_error_.
6033 (class Target_arm::Scan): Declare new method check_non_pic.
6034 Define new method symbol_needs_plt_entry.
6035 Declare new data member issued_non_pic_error_.
6036 (class Target_arm::Relocate): Declare new method
6037 should_apply_static_reloc.
6038 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6039 (Target_arm::Scan::check_non_pic): Define new method.
6040 (Target_arm::Scan::local): Handle a small subset of reloc types used
6041 by Android.
6042 (Target_arm::Scan::local): Same.
6043 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6044
b19b0c6d
ILT		 60452009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6046
6047 * incremental.cc (Incremental_inputs::report_command_line): Filter
6048 out --incremental-* options.
6049
94cdfcff
DK		 60502009-05-29 Doug Kwan <dougkwan@google.com>
6051
6052 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6053 template class.
6054 (class Target_arm): Update comment.
6055 (Target_arm::Target_arm): Initialize new data members GOT_,
6056 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6057 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6058 and Target_arm::rel_dyn_section.
6059 Declare new_enum Target_arm::Got_type.
6060 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6061 and DYNBSS_.
6062 Update commments for member do_dynsym_value.
6063 (Target_arm::got_size, Target_arm::plt_section,
6064 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6065 new methods inside class defintion.
6066 (Target_arm::got_section): Define new method.
6067 (Target_arm::rel_dyn_section): Same.
6068 (Output_data_plt_arm): New template class.
6069 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6070 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6071 (Output_data_plt_arm::add_entry): Same.
6072 (Output_data_plt_arm::first_plt_entry): Define new
6073 static data member for PLT instruction template.
6074 (Output_data_plt_arm::plt_entry): Same.
6075 (Output_data_plt_arm::do_write): Define new method.
6076 (Target_arm::make_plt_entry): Same.
6077 (Target_arm::do_finalize_sections): Same.
6078 (Target_arm::do_dynsym_value): Same.
6079
4a657b0d
DK		 60802009-05-28 Doug Kwan <dougkwan@google.com>
6081
6082 * Makefile.am (TARGETSOURCES): Add arm.cc.
6083 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6084 * Makefile.in: Regenerate.
6085 * arm.cc: New file.
6086 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6087
e7ae8c36
DK		 60882009-05-26 Doug Kwan <dougkwan@google.com>
6089
6090 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6091 (General_options::check_excluded_libs): Strip off directories in
6092 archive name before matching like GNU ld does.
6093 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6094 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6095 (exclude_libs_test_LDFLAGS): Add linker option
6096 -Wl,--exclude-libs,libexclude_libs_test_3
6097 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6098 an explicit archive without using -l.
6099 (alt/libexclude_libs_test_3.a): New make rule.
6100 * testsuite/Makefile.in: Regenerate.
6101 * testsuite/exclude_libs_test.c : Declare lib3_default().
6102 (main): Call it.
6103 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6104 * exclude_libs_test_3.c: New file.
6105
f12e7348
NC		 61062009-05-26 Nick Clifton <nickc@redhat.com>
6107
6108 * po/id.po: New Indonesian translation.
6109 * po/gold.pot: Updated template file.
6110
4daadc0d
ST		 61112009-05-22 Sriraman Tallam <tmsriram@google.com>
6112
e1df38aa 6113 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6114 gc_comdat_test files. Add -Wl,--gc-sections to build
6115 gc_comdat_test.
6116 * testsuite/Makefile.in: Regenerate.
6117 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6118
531813ad
ST		 61192009-05-21 Sriraman Tallam <tmsriram@google.com>
6120
6121 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6122 kept comdat section was garbage collected.
6123 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6124 * testsuite/Makefile.in: Regenerate.
6125 * testsuite/gc_comdat_test.sh: New file.
6126 * testsuite/gc_comdat_test_1.cc: New file.
6127 * testsuite/gc_comdat_test_2.cc: New file.
6128
65514900
CC		 61292009-05-19 Doug Kwan <dougkwan@google.com>
6130
6131 * archive.cc (Archive::Archive): Move constructor from archive.h
6132 to here. Initialize no_export_.
6133 (Archive::get_elf_object_for_member): Set no_export flag of object.
6134 * archive.h (Archive::Archive): Move constructor body to
6135 archive.cc.
6136 (Archive::no_export): New method.
6137 (Archive::no_export_): New field.
6138 * object.h (Object::Object): Initialize no_export_ to false.
6139 (Object::no_export, Object::set_no_export): New methods.
6140 (Object::no_export_): New field.
6141 * options.cc (General_options::parse_exclude_libs): New method.
6142 (General_options::check_excluded_libs) Same.
6143 * options.h (exclude_libs): New option.
6144 (General_options::check_excluded_libs): New method declaration.
6145 (General_options::excluded_libs_): New field.
6146 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6147 default or protected visibility if an object has no-export flag set.
6148 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6149 (check_SCRIPTS): Add exclude_libs_test.sh.
6150 (check_DATA): Add exclude_libs_test.syms.
6151 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6152 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6153 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6154 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6155 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6156 libexclude_libs_test_2.a): New rules.
6157 * testsuite/Makefile.in: Regenerate.
6158 * testsuite/exclude_libs_test.c: New file.
6159 * testsuite/exclude_libs_test.sh: Ditto.
6160 * testsuite/exclude_libs_test_1.c: Ditto.
6161 * testsuite/exclude_libs_test_2.c: Ditto.
6162
1b77ea50
ILT		 61632009-05-15 Ian Lance Taylor <iant@google.com>
6164
6165 * configure.ac: Check for declarations for cases where libiberty.h
6166 checks HAVE_DECL_xxx.
6167 * configure, config.in: Rebuild.
6168
072fe7ce
ILT		 61692009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6170
6171 * gold.h (Incremental_argument_list): Remove (invalid) forward
6172 declaration.
6173 * incremental.cc (Incremental_inputs::report_achive): New method.
6174 (Incremental_inputs::report_object): New method.
6175 (Incremental_inputs::report_script): New method.
6176 (Incremental_inputs::finalize_inputs): New method.
6177 (Incremental_inputs::finalize): Call finalize_inputs().
6178 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6179 Create inputs entries.
6180 * incremental.h (Incremental_input_type): New enum.
6181 (Incremental_inputs::Incremental_input): Initialize new fields.
6182 (Incremental_inputs::report_inputs): New method.
6183 (Incremental_inputs::report_achive): New method.
6184 (Incremental_inputs::report_object): New method.
6185 (Incremental_inputs::report_script): New method.
6186 (Incremental_inputs::finalize_inputs): New method.
6187 (Incremental_inputs::Input_info): New struct.
6188 (Incremental_inputs::Input_info_map): New typedef.
6189 (Incremental_inputs::lock_): New field.
6190 (Incremental_inputs::Inputs_): New field.
6191 (Incremental_inputs::Inputs_map): New field.
6192 * main.cc (main): Call Incremental_input::report_inputs.
6193 * options.h (Input_argument_list): Typedef moved from
6194 Input_arguments.
6195 (Input_file_group::Files): Remove, use ::Input_argument_list.
6196 (Input_file_group::Input_argument_list): Remove, use
6197 ::Input_argument_list.
6198 * plugin.cc (Plugin_manager::add_input_file): Add error in
6199 incremental build.
6200 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6201 functions.
6202 * script.cc (read_input_script): Call
6203 Incremental_input::report_script.
6204 * script.h (Script_info): New class.
6205
b0481b0b
ILT		 62062009-04-27 Ian Lance Taylor <iant@google.com>
6207
6208 * x86_64.cc (do_adjust_output_section): Set entsize to
6209 plt_entry_size.
6210
b22a5a41 62112009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6212
6213 * output.cc (Output_file::close): After short writes, continue
6214 writing from the correct offset in the buffer being written.
6215
40fde488
CD		 62162009-04-23 Chris Demetriou <cgd@google.com>
6217
6218 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6219 * configure: Regenerate.
6220 * config.in: Regenerate.
6221 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6222 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6223
3ce2c28e
ILT		 62242009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6225
6226 * incremental.cc (Incremental_inputs_header_data): Renamed from
6227 Incremental_input_header_data.
6228 (Incremental_inputs_header_data::data_size): New field.
6229 (Incremental_inputs_header_data::put_input_file_count): Renamed
6230 from input_file_count.
6231 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6232 from command_line_offset.
6233 (Incremental_inputs_header_data::put_reserved): Renamed from
6234 put_reserved.
6235 (Incremental_inputs_entry_data): Renamed from
6236 Incremental_input_entry_data.
6237 (Incremental_inputs_entry_data::data_size): New field.
6238 (Incremental_inputs::report_command_line): New method.
6239 (Incremental_inputs::finalize): New method.
6240 (Incremental_inputs::create_incremental_inputs_data): New method.
6241 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6242 * incremental.h: New file.
6243 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6244 (Layout::finalize): Create incremental inputs section in
6245 incremental builds.
6246 (Layout::create_incremental_info_sections): New method.
6247 * layout.h (Layout::incremental_inputs): New method.
6248 (Layout::create_incremental_info_sections): New method.
6249 (Layout::incremental_inputs_): New field.
6250 * main.cc (main): Notify Incremental_input of the command line.
6251
e55bde5e
ILT		 62522009-04-01 Ian Lance Taylor <iant@google.com>
6253 Mikolaj Zalewski <mikolajz@google.com>
6254
6255 * gold.h (reserve_unordered_map): Define, three versions, one for
6256 each version of Unordered_map.
6257 * layout.cc (Layout::Layout): Remove options parameter. Add
6258 number_of_input_files parameter. Don't initialize options_.
6259 Initialize number_of_input_files_ and resized_signatures_. Move
6260 sections_are_attached_.
6261 (Layout::layout_group): Reserve space for group_signatures_.
6262 (Layout::find_or_add_kept_section): Change name parameter to be a
6263 reference. Resize signatures_ map when it gets large enough.
6264 (Layout::layout_eh_frame): Use parameters->options() instead of
6265 this->options_.
6266 (Layout::make_output_section): Likewise.
6267 (Layout::attach_allocated_section_to_segment): Likewise.
6268 (Layout::finalize, Layout::create_executable_stack): Likewise.
6269 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6270 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6271 * layout.h (class Layout): Update declarations. Remove options_
6272 field. Add number_of_input_files_ and resized_signatures_
6273 fields. Move sections_are_attached_ field.
6274 * main.cc (main): Pass number of input files to Layout
6275 constructor. Don't pass options.
6276
154b857c
ILT		 62772009-03-30 Ian Lance Taylor <iant@google.com>
6278
6279 * ffsll.c (ffsll): Correct implementation.
6280
2f35ab9b
ILT		 62812009-03-27 Ian Lance Taylor <iant@google.com>
6282
fd03461a
ILT		 6283 * ffsll.c: New file.
6284 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6285 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6286 * ftruncate.c (ftruncate): Declare before definition.
6287 * mremap.c (mremap): Likewise.
6288 * pread.c (pread): Likewise.
6289 * configure, Makefile.in, config.in: Rebuild.
6290
2f35ab9b
ILT		 6291 * mremap.c: New file.
6292 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6293 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6294 (mremap): Declare if HAVE_MREMAP is not defined.
6295 * configure, Makefile.in, config.in: Rebuild.
6296
33aea2fd
CC		 62972009-03-27 Cary Coutant <ccoutant@google.com>
6298
6299 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6300 position independent.
6301 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6302 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6303
6d479619
CC		 63042009-03-24 Cary Coutant <ccoutant@google.com>
6305
6306 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6307 an executable.
6308 (needs_dynamic_reloc): Likewise.
6309
afc06bb8
ILT		 63102009-03-24 Ian Lance Taylor <iant@google.com>
6311
6312 * yyscript.y (file_cmd): Recognize EXTERN.
6313 (extern_name_list, extern_name_list_body): New nonterminals.
6314 * script.cc (script_add_extern): Define.
6315 * script-c.h (script_add_extern): Declare.
6316
f6060a4d
ILT		 63172009-03-24 Rafael Avila de Espindola <espindola@google.com>
6318
6319 * object.cc (is_elf_object): Define.
6320 * object.h (is_elf_object): Declare.
6321 * archive.cc (Archive::get_elf_object_for_member): Call
6322 is_elf_object.
33aea2fd 6323 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6324
26736d8e
ILT		 63252009-03-24 Elliott Hughes <enh@google.com>
6326
6327 * output.cc (Output_file::map_anonymous): Define.
6328 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6329 try an anonymous one. Report the size if the mmap fails.
6330 * output.h (class Output_file): Declare map_anonymous.
6331
22fd9730
ILT		 63322009-03-24 Ian Lance Taylor <iant@google.com>
6333
6334 * target-select.cc (instantiate_target): Don't acquire the lock if
6335 the instantiated_target_ field has already been set.
6336
cb010894
ILT		 63372009-03-23 Ian Lance Taylor <iant@google.com>
6338
7f055c20
ILT		 6339 * gold-threads.h (class Initialize_lock): Define.
6340 * gold-threads.cc (class Initialize_lock_once): Define.
6341 (initialize_lock_control): New static variable.
6342 (initialize_lock_pointer): New static variable.
6343 (initialize_lock_once): New static function.
6344 (Initialize_lock::Initialize_lock): Define.
6345 (Initialize_lock::initialize): Define.
6346 * target-select.h: Include "gold-threads.h".
6347 (class Target_selector): Add lock_ and initialize_lock_ fields.
6348 Don't define instantiate_target, just declare it.
6349 * target-select.cc (Target_selector::Target_selector): Initialize
6350 new fields.
6351 (Target_selector::instantiate_target): Define.
6352 * descriptors.h: Include "gold-threads.h".
6353 (class Descriptors): Add initialize_lock_ field.
6354 * descriptors.cc (Descriptors::Descriptors): Initialize new
6355 field.
6356 (Descriptors::open): Use initialize_lock_ field
6357 * errors.h (class Errors): Add initialize_lock_ field.
6358 * errors.cc (Errors::Errors): Initialize new field.
6359 (Errors::initialize_lock): Use initialize_lock_ field.
6360 * powerpc.cc (class Target_selector_powerpc): Remove
6361 instantiated_target_ field. In do_recognize call
6362 instantiate_target rather than do_instantiate_target. In
6363 do_instantiate_target just allocate a new target.
6364 * sparc.cc (class Target_selector_sparc): Likewise.
6365
36959681
ILT		 6366 * freebsd.h: New file.
6367 * i386.cc: Include "freebsd.h".
6368 (Target_i386): Derive from Target_freebsd rather than
6369 Sized_target.
6370 (Target_selector_i386): Derive from Target_selector_freebsd rather
6371 than Target_selector.
6372 * x86_64.cc: Include "freebsd.h".
6373 (Target_x86_64): Derive from Target_freebsd rather than
6374 Sized_target.
6375 (Target_selector_x86_64): Derive from Target_selector_freebsd
6376 rather than Target_selector.
6377 * target.h (class Target): Add adjust_elf_header and
6378 do_adjust_elf_header.
6379 * output.cc (Output_file_header:: do_sized_write): Call target
6380 adjust_elf_header routine.
6381 * configure.tgt: Set targ_osabi.
6382 * configure.ac: Define GOLD_DEFAULT_OSABI.
6383 * parameters.cc (Parameters::default_target): Pass
6384 GOLD_DEFAULT_OSABI to select_target.
6385 * target-select.h (class Target_selector): Make instantiate_target
6386 protected rather than private.
6387 * Makefile.am (HFILES): Add freebsd.h.
6388 * configure, Makefile.in, config.in: Rebuild.
6389
cb010894
ILT		 6390 * merge.cc (do_add_input_section): Correct pend value. Change
6391 message about last entry not being null terminated from error to
6392 warning.
6393
0e879927
ILT		 63942009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6395
6396 * incremental.cc: New file.
6397 * Makefile.am (CCFILES): Add incremental.cc.
6398 * Makefile.in: Rebuild.
6399
41105937
PP		 64002009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6401
6402 * layout.cc (Layout::output_section_name): Preserve names
6403 of '.note.' sections.
e1df38aa 6404
60439920
ILT		 64052009-03-19 Ian Lance Taylor <iant@google.com>
6406
6407 * descriptors.cc (Descriptors::open): Check that the options are
6408 valid before using them.
6409
0d371ad3
ILT		 64102009-03-18 Ian Lance Taylor <iant@google.com>
6411
6412 * script-sections.h: Include <list>.
6413 (class Script_sections): Change Sections_elements from std::vector
6414 to std::list. Typedef public Elements_iterator. Add
6415 orphan_section_placement_, data_segment_align_start_, and
6416 saw_data_segment_align_ fields. Remove data_segment_align_index_
6417 field.
6418 * script-sections.cc (class Orphan_section_placement): New class.
6419 (class Sections_element): Add virtual functions is_relro and
6420 orphan_section_init. Remove virtual function place_orphan_here.
6421 (class Output_section_definition): Add is_relro and
6422 orphan_section_init. Remove place_orphan_here.
6423 (class Orphan_output_section): Likewise.
6424 (Script_sections::Script_sections): Update for field changes.
6425 (Script_sections::data_segment_align): Set saw_data_segment_align_
6426 and data_segment_align_start_, not data_segment_align_index.
6427 (Script_sections::data_segment_relro_end): Check
6428 saw_data_segment_align_. Use data_segment_align_start_ rather
6429 than data_segment_align_index_.
6430 (Script_sections::place_orphan): Rewrite to use
6431 Orphan_section_placement.
6432
9201d894
ILT		 64332009-03-17 Ian Lance Taylor <iant@google.com>
6434
9c5b8369
ILT		 6435 * archive.cc (Archive::add_symbols): Check for a version attached
6436 to the symbol name in the archive map.
6437 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6438 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6439 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6440 (ver_test_11.a): New target.
6441 * testsuite/Makefile.in: Rebuild.
6442
9201d894
ILT		 6443 * configure.ac: Check for chsize and posix_fallocate. Replace
6444 ftruncate.
6445 * ftruncate.c: New file, from gnulib.
6446 * output.cc (posix_fallocate): Define dummy version if not
6447 HAVE_POSIX_FALLOCATE.
6448 (Output_file::map): Call posix_fallocate rather than lseek and
6449 write.
6450 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6451 * configure, Makefile.in, config.in: Rebuild.
6452
ef4ab7a8 64532009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6454
ef4ab7a8
PP		 6455 * layout.h (Layout::create_note): Add section_name parameter.
6456 * layout.cc (Layout::create_note): Likewise.
6457 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6458
8c500701
ILT		 64592009-03-17 Ian Lance Taylor <iant@google.com>
6460
e85b18e1
ILT		 6461 * descriptors.cc: Include "options.h".
6462 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6463 (Descriptors::open): Always use O_CLOEXEC when opening a new
6464 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6465 then set FD_CLOEXEC.
6466
9efe6174
ILT		 6467 * sparc.cc (class Target_sparc): Add has_got_section.
6468 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6469 make sure we have a GOT section.
6470
6471 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6472 (Target_sparc::Scan::local): Likewise.
6473 (Target_sparc::Scan::global): Likewise.
6474 (Target_sparc::Relocate::relocate): Likewise.
6475 (Target_sparc::Relocate::relocate_tls): Likewise.
6476
8c500701
ILT		 6477 * symtab.cc (Symbol_table::define_default_version): New function,
6478 broken out of add_from_object.
6479 (Symbol_table::add_from_object): Call define_default_version.
6480 (Symbol_table::define_special_symbol): Add resolve_oldsym
6481 parameter. Change all callers. If the version for a symbol comes
6482 from a version script, resolve it with the symbol with the same
6483 name with no version. Also add the symbol without a version if
6484 appropriate.
6485 (do_define_in_output_data): If resolving with oldsym, don't delete
6486 sym.
6487 (do_define_in_output_segment): Likewise.
6488 (do_define_as_constant): Likewise.
6489 * symtab.h (class Symbol_table): Update declarations.
6490
f1ed28fb
ILT		 64912009-03-13 Ian Lance Taylor <iant@google.com>
6492
15f8229b
ILT		 6493 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6494 (Read_symbols::requeue): New function.
6495 (Read_symbols::do_read_symbols): If make_elf_object fails because
6496 the target type is not configured, and the file was searched for,
6497 issue a warning and retry with the next directory.
6498 (Add_symbols::run): If the file has an incompatible format, and
6499 it was searched for, requeue the Read_symbols task. On error,
6500 release the object.
6501 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6502 dirindex parameter to constructor. Change all callers. Declare
6503 incompatible_warning and requeue.
6504 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6505 input_argument_ and input_group_ fields. Add them to
6506 constructor. Change all callers.
6507 (class Read_script): Add dirindex_ field. Add it to constructor.
6508 Change all callers.
6509 * archive.cc (Archive::setup): Remove input_objects parameter.
6510 Change all callers.
6511 (Archive::get_file_and_offset): Likewise.
6512 (Archive::read_all_symbols): Likewise.
6513 (Archive::read_symbols): Likewise.
6514 (Archive::get_elf_object_for_member): Remove input_objects
6515 parameter. Add punconfigured parameter. Change all callers.
6516 (Archive::add_symbols): Change return type to bool. Check return
6517 value of include_member.
6518 (Archive::include_all_members): Likewise.
6519 (Archive::include_member): Change return type to bool. Return
6520 false if first included object has incompatible target. Set
6521 included_member_ field.
6522 (Add_archive_symbols::run): If add_symbols returns false, requeue
6523 Read_symbols task.
6524 * archive.h (class Archive): Add included_member_ field.
6525 Initialize it in constructor. Add input_file and searched_for
6526 methods. Update declarations.
6527 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6528 input_argument_ fields. Add them to constructor. Change all
6529 callers.
6530 * script.cc: Include "target-select.h".
6531 (class Parser_closure): Add skip_on_incompatible_target_ and
6532 found_incompatible_target_ fields. Add
6533 skip_on_incompatible_target parameter to constructor. Change all
6534 callers. Add methods skip_on_incompatible_target,
6535 clear_skip_on_incompatible_target, found_incompatible_target, and
6536 set_found_incompatible_target.
6537 (read_input_script): Add dirindex parameter. Change all callers.
6538 If parser finds an incompatible target, requeue Read_symbols
6539 task.
6540 (script_set_symbol): Clear skip_on_incompatible_target in
6541 closure.
6542 (script_add_assertion, script_parse_option): Likewise.
6543 (script_start_sections, script_add_phdr): Likewise.
6544 (script_check_output_format): New function.
6545 * script.h (read_input_script): Update declaration.
6546 * script-c.h (script_check_output_format): Declare.
6547 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6548 (ignore_cmd): Remove OUTPUT_FORMAT.
6549 * fileread.cc (Input_file::Input_file): Add explicit this.
6550 (Input_file::will_search_for): New function.
6551 (Input_file::open): Add pindex parameter. Change all callers.
6552 * fileread.h (class Input_file): Add input_file_argument method.
6553 Declare will_search_for. Update declarations.
6554 * object.cc (make_elf_object): Add punconfigured parameter.
6555 Change all callers.
6556 * object.h (class Object): Make input_file public. Add
6557 searched_for method.
6558 (make_elf_object): Update declaration.
6559 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6560 restart search.
6561 * dirsearch.h (class Dirsearch): Update declaration.
6562 * options.h (class General_options): Add --warn-search-mismatch.
6563 * parameters.cc (Parameters::is_compatible_target): New function.
6564 * parameters.h (class Parameters): Declare is_compatible_target.
6565 * workqueue.cc (Workqueue::add_blocker): New function.
6566 * workqueue.h (class Workqueue): Declare add_blocker.
6567
f1ed28fb
ILT		 6568 * fileread.cc (Input_file::open): Remove options parameter.
6569 Change all callers.
6570 (Input_file::open_binary): Likewise.
6571 * script.cc (read_input_script): Likewise.
6572 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6573 options parameter from constructor. Change all callers.
6574 (class Read_script): Likewise.
6575 * fileread.h (class Input_file): Update declarations.
6576 * script.h (read_input_script): Update declaration.
6577
34dd024a
NC		 65782009-03-10 Nick Clifton <nickc@redhat.com>
6579
6580 * po/es.po: New Spanish translation.
6581
6d71b17c
CC		 65822009-03-06 Cary Coutant <ccoutant@google.com>
6583
6584 * options.cc (parse_short_option): Keep dash_z from registering itself.
6585
031cdbed
ILT		 65862009-03-03 Ian Lance Taylor <iant@google.com>
6587
6588 PR 9918
6589 * target-reloc.h (relocate_section): Pass output_section to
6590 relocate.
6591 * i386.cc (Target_i386::should_apply_static_reloc): Add
6592 output_section parameter. Change all callers.
6593 (Target_i386::Relocate::relocate): Add output_section parameter.
6594 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6595 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6596 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6597 * testsuite/two_file_shared.sh: New script.
6598 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6599 (check_DATA): Add two_file_shared.dbg.
6600 (two_file_shared.dbg): New target.
6601 * testsuite/Makefile.in: Rebuild.
6602
15d5fa16
ILT		 66032009-03-01 Ian Lance Taylor <iant@google.com>
6604
6605 * configure.ac: Check for byteswap.h.
6606 * configure: Rebuild.
6607 * config.in: Rebuild.
6608
8a4c0b0d
ILT		 66092009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6610
6611 * layout.cc (Layout::find_or_add_kept_section): New function.
6612 (Layout::add_comdat): Removed.
6613 * layout.h (struct Kept_section): Move out of class Layout.
6614 Remove trailing underscores from field names. Add group_sections
6615 field. Rename group_ field to is_group. Change all uses.
6616 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6617 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6618 comdat_groups_ field.
6619 (Sized_relobj::include_section_group): Use
6620 find_or_add_kept_section and Kept_section::group_sections.
6621 (Sized_relobj::include_linkonce_section): Likewise.
6622 * object.cc (class Sized_relobj): Don't define Comdat_group or
6623 Comdat_group_table. Remove find_comdat_group and
6624 add_comdat_group. Remove comdat_groups_ field.
6625 * plugin.cc (include_comdat_group): Use
6626 Layout::find_or_add_kept_section.
6627
b4ecf66b
ILT		 66282009-02-28 Ian Lance Taylor <iant@google.com>
6629
14359ca0
ILT		 6630 * README: --gc-sections and map files are now supported. Document
6631 some build requirements.
6632
b4ecf66b
ILT		 6633 PR 6992
6634 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6635 relocatable link set the value of the section symbol to zero.
6636 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6637 relocatable link don't include the section address in the local
6638 symbol value.
6639
0602e05a
ILT		 66402009-02-27 Ian Lance Taylor <iant@google.com>
6641
fd9d194f
ILT		 6642 PR 6811
6643 * options.h (class Search_directory): Add is_system_directory.
6644 (class General_options): Declare is_in_system_directory.
6645 * options.cc (get_relative_sysroot): Make static.
6646 (get_default_sysroot): Make static.
6647 (General_optoins::is_in_system_directory): New function.
6648 * fileread.cc (Input_file::is_in_system_directory): New function.
6649 * fileread.h (class Input_file): Declare is_in_system_directory.
6650 * object.h (class Object): Add is_in_system_directory.
6651 (class Input_objects): Remove system_library_directory_ field.
6652 * object.cc (Input_objects::add_object): Don't set
6653 system_library_directory_.
6654 (input_objects::found_in_system_library_directory): Remove.
6655 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6656 parameter. Change all callers.
6657 (Symbol_table::sized_write_globals): Likewise.
6658 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6659 Call Object::is_in_system_directory.
6660 * symtab.h (class Symbol_table): Update declarations.
6661
61edd21f
ILT		 6662 PR 5990
6663 * descriptors.h (Open_descriptor): Add is_on_stack field.
6664 * descriptors.cc (Descriptors::open): If the descriptor is on the
6665 top of the stack, remove it. Initialize is_on_stack field.
6666 (Descriptors::release): Only add pod to stack if it is not on the
6667 stack already.
6668 (Descriptors::close_some_descriptor): Clear stack_next and
6669 is_on_stack fields.
6670
e29e076a
ILT		 6671 PR 7091
6672 * output.cc (Output_section::find_starting_output_address): Rename
6673 from starting_output_address; add PADDR parameter; change return
6674 type.
6675 * output.h (class Output_section): Declare
6676 find_starting_output_address instead of starting_output_address.
6677 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6678 section symbol for which we can't find a merge section.
6679
0602e05a
ILT		 6680 PR 9836
6681 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6682 hidden or internal, force the symbol to be local.
6683 * resolve.cc (Symbol::override_visibility): Define.
6684 (Symbol::override_base): Use override_visibility.
6685 (Symbol_table::resolve): Likewise.
6686 (Symbol::override_base_with_special): Likewise.
6687 (Symbol_table::override_with_special): If the visibility is hidden
6688 or internal, force the symbol to be local.
6689 * symtab.h (class Symbol): Add set_visibility and
6690 override_visibility.
6691 * testsuite/ver_test_1.sh: New file.
6692 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6693 (check_DATA): Add ver_test_1.syms.
6694 (ver_test_1.syms): New target.
6695 * testsuite/Makefile.in: Rebuild.
6696
401a9a73
CC		 66972009-02-25 Cary Coutant <ccoutant@google.com>
6698
6699 * layout.cc (Layout::choose_output_section): Don't rename sections
6700 when using a linker script that has a SECTIONS clause.
6701 * Makefile.in: Regenerate.
6702
6703 * testsuite/Makefile.am (script_test_5.sh): New test case.
6704 * testsuite/Makefile.in: Regenerate.
6705 * testsuite/script_test_5.cc: New file.
6706 * testsuite/script_test_5.sh: New file.
6707 * testsuite/script_test_5.t: New file.
6708
f488e4b0
CC		 67092009-02-13 Rafael Avila de Espindola <espindola@google.com>
6710
6711 * archive.cc (Archive::include_member): Update calls to add_symbols.
6712 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6713 the Layout argument.
6714 * dynobj.h (do_add_symbols): Add the Layout argument.
6715 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6716 Layout argument.
6717 * object.h (Object::add_symbols): Add the Layout argument.
6718 (Object::do_add_symbols): Add the Layout argument.
6719 (Sized_relobj::do_add_symbols): Add the Layout argument.
6720 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6721 Unify the two versions.
6722 (Add_plugin_symbols): Remove.
6723 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6724 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6725 (Add_plugin_symbols): Remove.
6726 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6727 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6728 (Add_symbols::run): Make it work with Pulginobj.
6729
89dd1680
ILT		 67302009-02-06 Ian Lance Taylor <iant@google.com>
6731
6732 * object.cc (Sized_relobj::do_layout): Make info message start
6733 with lower case letter.
6734
266d0a74
ILT		 67352009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6736
602b464e
ILT		 6737 * binary.cc: Fix file comment.
6738
266d0a74
ILT		 6739 * options.h (enum Incremental_disposition): Define.
6740 (class General_options): Add new options: --incremental,
6741 --incremental_changed, --incremental_unchanged,
6742 --incremental_unknown. Add incremental_disposition_ and
6743 implicit_incremental_ fields.
6744 (General_options::incremental_disposition): New function.
6745 (class Position_dependent_options): Add incremental_disposition
6746 option.
6747 (Position_dependent_options::copy_from_options): Set incremental
6748 dispositions.
6749 * options.cc (General_options::parse_incremental_changed): New
6750 function.
6751 (General_options::parse_incremental_unchanged): New function.
6752 (General_options::parse_incremental_unknown): New function.
6753 (General_options::General_options): Initialize new fields
6754 incremental_disposition_ and implicit_incremental_.
6755 (General_options::finalize): Check for uasge of --incremental-*
6756 without --incremental.
6757
f073bbf7
CD		 67582009-02-06 Chris Demetriou <cgd@google.com>
6759
6760 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6761 pointer and to report location as the file name associated with
6762 the symbol.
6763 (gold_undefined_symbol_at_location): New function to replace the
6764 old gold_undefined_symbol functionality.
6765 * target-reloc.h (relocate_section): Update to use
6766 gold_undefined_symbol_at_location.
6767 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6768 Call gold_undefined_symbol function rather than gold_error.
6769 * errors.h (Errors::undefined_symbol): Take location as a
6770 string, rather than calculating it from a relocation.
6771 * errors.cc (Errors::fatal): Print "fatal error:" before the
6772 formatted message.
6773 (Errors::error, Errors::error_at_location): Print "error: "
6774 before the formatted message.
6775 (Errors::undefined_symbol): Take location as a string, rather
6776 than calculating it from a relocation.
6777 (gold_undefined_symbol_at_location): New function akin to
6778 old gold_undefined_symbol, calculates location from relocation.
6779 (gold_undefined_symbol): Change to take only a Symbol pointer
6780 and to report location as the file name associated with the symbol.
6781 * testsuite/debug_msg.sh: Update for changed error messages.
6782 * testsuite/undef_symbol.sh: Likewise.
6783
8e94a90c
ILT		 67842009-02-04 Duncan Sands <baldrick@free.fr>
6785
6786 PR 9812
6787 * reduced_debug_output.h
6788 (Output_reduced_debug_abbrev_section::failed): Use format for
6789 gold_warning.
6790 (Output_reduced_debug_info_section::faild): Likewise.
6791
88a0e15b
ILT		 67922009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6793
6794 * script.cc (Lazy_demangler): New class.
6795 (Version_script_info::get_symbol_version_helper): Demangle a
6796 symbol only once.
6797
5efc7cd2
CC		 67982009-01-29 Cary Coutant <ccoutant@google.com>
6799
6800 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6801 to __tls_get_addr.
6802 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6803
e0ebcf42
ILT		 68042009-01-28 Ian Lance Taylor <iant@google.com>
6805
5efc7cd2 6806 * version.cc (version_string): Bump to 1.9.
75fe7426 6807
e0ebcf42
ILT		 6808 * gold.h: Include <cstring> and <stdint.h>.
6809 * version.cc: Include <cstdio>.
6810 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6811 warning.
6812 * reduced_debug_output.cc (insert_into_vector): Rename from
6813 Insert_into_vector; change all callers. Use Swap_unaligned to
6814 avoid aliasing issue; remove union since it is unnecessary.
6815
8e2813be 68162009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 6817
6818 * Makefile.am (CCFILES): Add gc.cc.
6819 (HFILES): Add gc.h.
6820 * Makefile.in: Regenerate.
6821 * gold.cc (Gc_runner): New class.
6822 (queue_initial_tasks): Call garbage collection related tasks
6823 when corresponding options are invoked.
6824 (queue_middle_gc_tasks): New function.
6825 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6826 processed early before laying out sections during garbage collection.
6827 * gold.h (queue_middle_gc_tasks): New function.
6828 (is_prefix_of): Move from "layout.cc".
6829 * i386.cc (Target_i386::gc_process_relocs): New function.
6830 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6831 * main.cc (main): Create object of class "Garbage_collection".
6832 * object.cc (Relobj::copy_symbols_data): New function.
6833 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 6834 (Sized_relobj::do_layout): Allow this function to be called twice
6835 during garbage collection and defer layout of section during the
6d03d481
ST		 6836 first call.
6837 * object.h (Relobj::get_symbols_data): New function.
6838 (Relobj::is_section_name_included): New function.
6839 (Relobj::copy_symbols_data): New function.
6840 (Relobj::set_symbols_data): New function.
6841 (Relobj::get_relocs_data): New function.
6842 (Relobj::set_relocs_data): New function.
6843 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6844 (Relobj::gc_process_relocs): New function.
6845 (Relobj::do_gc_process_relocs): New pure virtual function.
6846 (Relobj::sd_): New data member.
6847 (Sized_relobj::is_output_section_offset_invalid): New function.
6848 (Sized_relobj::do_gc_process_relocs): New function.
6849 * options.h (General_options::gc_sections): Modify to not be a no-op.
6850 (General_options::print_gc_sections): New option.
6851 * plugin.cc (Plugin_finish::run): Remove function call to
6852 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6853 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6854 * reloc.cc (Read_relocs::run): Add task to process relocs and
6855 determine unreferenced sections when doing garbage collection.
6856 (Gc_process_relocs): New class.
6857 (Sized_relobj::do_gc_process_relocs): New function.
6858 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6859 sections that are garbage collected.
6860 * reloc.h (Gc_process_relocs): New class.
6861 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6862 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6863 symbols whose corresponding sections are garbage collected.
6864 (Symbol_table::Symbol_table): Add new parameter for the garbage
6865 collection object.
6866 (Symbol_table::gc_mark_undef_symbols): New function.
6867 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6868 (Symbol_table::gc_mark_dyn_syms): New function.
6869 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6870 as garbage.
6871 (Symbol_table::add_from_object): Likewise.
6872 (Symbol_table::add_from_relobj): When building shared objects, do not
6873 treat externally visible symbols as garbage.
6874 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6875 table information for static and relocatable links.
6876 * symtab.h (Symbol_table::set_gc): New function.
6877 (Symbol_table::gc): New function.
6878 (Symbol_table::gc_mark_undef_symbols): New function.
6879 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6880 (Symbol_table::gc_mark_dyn_syms): New function.
6881 (Symbol_table::gc_): New data member.
e1df38aa 6882 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 6883 function.
6884 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6885 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6886
3b293544
CF		 68872009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6888
6889 * options.h (General_options::gc_sections): Define as a no-op for now.
6890 (General_options::no_keep_memory): Ditto.
6891 (General_options::Bshareable): Define.
6892 * options.cc (General_options::finalize): Honor -Bshareable.
6893
83d22aa8
AS		 68942009-01-20 Andreas Schwab <schwab@suse.de>
6895
6896 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6897 read the value in the contents, since we don't use it. Use the
6898 template endianness when writing.
6899 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6900
cd536b21
AS		 69012009-01-19 Andreas Schwab <schwab@suse.de>
6902
6903 * configure.tgt (powerpc64-*): Fix targ_obj.
6904
99e9a495
ILT		 69052009-01-15 Ian Lance Taylor <iant@google.com>
6906
6907 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6908 local symbols when stripping all symbols.
6909
bbbfea06
CC		 69102009-01-14 Cary Coutant <ccoutant@google.com>
6911
99e9a495 6912 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 6913
0f7c0701
CC		 69142009-01-14 Cary Coutant <ccoutant@google.com>
6915
6916 * archive.cc (Archive::get_elf_object_for_member): Remove call
6917 to File_read::claim_for_plugin.
6918 * descriptors.cc (Descriptors::open): Remove reference to
6919 is_claimed.
6920 (Descriptors::claim_for_plugin): Remove.
6921 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6922 (Descriptors::is_claimed): Remove.
6923 (claim_descriptor_for_plugin): Remove.
6924 * fileread.cc (File_read::claim_for_plugin): Remove.
6925 * fileread.h (File_read::claim_for_plugin): Remove.
6926 (File_read::descriptor): Reopen descriptor if necessary.
6927 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6928 (Plugin_manager::all_symbols_read): Add task parameter. Change
6929 all callers.
6930 (Plugin_manager::get_input_file): New function.
6931 (Plugin_manager::release_input_file): New function.
6932 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6933 corresponding data member.
6934 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6935 and pass to base constructor. Change all callers.
6936 (get_input_file, release_input_file): New functions.
6937 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6938 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6939 (Plugin_manager::all_symbols_read): Add task parameter.
6940 (Plugin_manager::get_input_file): New function.
6941 (Plugin_manager::release_input_file): New function.
6942 (Plugin_manager::task_): New data member.
6943 (Pluginobj::Pluginobj): Add filesize parameter.
6944 (Pluginobj::filename): New function.
6945 (Pluginobj::descriptor): New function.
6946 (Pluginobj::filesize): New function.
6947 (Pluginobj::filesize_): New data member.
6948 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6949 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6950 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6951
6952 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6953 with archive libraries.
6954 * testsuite/Makefile.in: Regenerate.
6955 * testsuite/plugin_test.c (struct sym_info): New type.
6956 (get_input_file, release_input_file): New static variables.
6957 (onload): Capture new transfer vector entries.
6958 (claim_file_hook): Stop reading at end of file according to filesize.
6959 Factor out parsing of readelf output into separate function.
6960 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6961 APIs and get the source file name from the symbol table. Convert
6962 source file name to corresponding object file name. Print info
6963 message when adding new input files.
6964 (parse_readelf_line): New function.
6965 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6966 * testsuite/plugin_test_2.sh: Likewise.
6967 * testsuite/plugin_test_3.sh: Likewise.
6968 * testsuite/plugin_test_4.sh: New test case.
6969
62a6d109
ILT		 69702009-01-07 Ian Lance Taylor <iant@google.com>
6971
6972 * version.cc (version_string): Bump to 1.8.
6973
483620e8
CC		 69742008-12-23 Cary Coutant <ccoutant@google.com>
6975
6976 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6977 * plugin.cc (Plugin_manager::finish): Rename as
6978 layout_deferred_objects. Move cleanup to separate function.
6979 (Plugin_manager::cleanup): New function.
6980 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6981 separately.
6982 * plugin.h (Plugin_manager::finish): Rename as
6983 layout_deferred_objects.
6984 (Plugin_manager::cleanup): New function.
6985 (Plugin_manager::cleanup_done): New field.
6986
d66a9eb3
CC		 69872008-12-23 Cary Coutant <ccoutant@google.com>
6988
6989 * plugin.cc (is_visible_from_outside): New function.
6990 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6991 so we don't return "IR only" status for exported symbols or -r links.
6992
6993 * testsuite/Makefile.am (plugin_test_3): New test case.
6994 * testsuite/Makefile.in: Regenerate.
6995 * testsuite/plugin_test_3.sh: New file.
6996
5995b570
CC		 69972008-12-22 Cary Coutant <ccoutant@google.com>
6998
6999 * object.cc (Sized_relobj::layout_section): New function.
7000 (Sized_relobj::do_layout): Defer layout of input sections until after
7001 plugin has provided replacement files.
7002 (Sized_relobj::do_layout_deferred_sections): New function.
7003 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7004 (Relobj::layout_deferred_sections): New function.
7005 (Relobj::do_layout_deferred_sections): New function.
7006 (Sized_relobj::do_layout_deferred_sections): New function.
7007 (Sized_relobj::layout_section): New function.
7008 (Sized_relobj::Deferred_layout): New structure.
7009 (Sized_relobj::deferred_layout_): New field.
7010 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7011 Change all callers. Layout deferred sections.
7012 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7013 references.
7014 (Plugin_hook::run): Move code from do_plugin_hook inline.
7015 (Plugin_hook::do_plugin_hook): Remove.
7016 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7017 (Plugin_manager::finish): Renamed, was cleanup.
7018 (Plugin_manager::should_defer_layout): New function.
7019 (Plugin_manager::add_deferred_layout_object): New function.
7020 (Plugin_manager::Deferred_layout_list): New type.
7021 (Plugin_manager::deferred_layout_objects_): New field.
7022 (Plugin_hook::do_plugin_hook): Remove.
7023
ee769c88
ILT		 70242008-12-17 Ian Lance Taylor <iant@google.com>
7025
7026 * options.h (class General_options): Add --no case for
7027 --export-dynamic.
7028
abc8dcba
CC		 70292008-12-16 Cary Coutant <ccoutant@google.com>
7030
7031 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7032 vector.
7033 (Plugin_manager::claim_file): Create plugin object even if
7034 plugin did not call the add_symbols callback.
7035 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7036 asking for more symbols than were added.
7037 * testsuite/Makefile.am (plugin_test_1): Add test case with
7038 no global symbols.
7039 (empty.syms): New target.
7040 * testsuite/Makefile.in: Regenerate.
7041 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7042 message. Don't call add_symbols if no globals.
7043 (all_symbols_read_hook): Don't provide replacement for empty
7044 claimed file.
7045
b0074644
ILT		 70462008-12-12 Ian Lance Taylor <iant@google.com>
7047
68943102
ILT		 7048 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7049 r_type == 0 for a local symbol with r_sym == 0.
7050 (scan_relocatable_relocs): Pass r_sym to
7051 local_non_section_strategy.
7052 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7053 r_sym parameter.
7054
b0074644
ILT		 7055 * configure.ac: Update test for TLS descriptors: they are
7056 supported as of glibc 2.9.
7057 * configure: Rebuild.
7058
c2508178
ILT		 70592008-12-11 Ian Lance Taylor <iant@google.com>
7060
7061 PR 7091
7062 * target-reloc.h (Default_scan_relocatable_relocs): For each
7063 function, map r_type == 0 to RELOC_DISCARD.
7064
2756a258
CC		 70652008-12-10 Cary Coutant <ccoutant@google.com>
7066
7067 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7068 object to override a kept COMDAT group from a plugin object.
7069
bb6f53d3
ILT		 70702008-12-09 Ian Lance Taylor <iant@google.com>
7071
fbc558e1
ILT		 7072 PR 7088
7073 * yyscript.y (file_cmd): Handle INPUT.
7074
bb6f53d3
ILT		 7075 * testsuite/initpri1.c: Change all declarations to be full
7076 prototypes by adding void, to avoid compiler warnings.
7077
4674ecfc
CC		 70782008-12-05 Rafael Avila de Espindola <espindola@google.com>
7079
7080 * options.cc (General_options::parse_plugin_opt): New.
7081 (General_options::add_plugin): The argument now is just the filename.
7082 (General_options::add_plugin_option): New.
7083 * options.h (plugin_opt): New.
7084 (add_plugin): Change argument name.
7085 (add_plugin_option): New.
7086 * plugin.cc (Plugin::load): Don't parse the plugin option.
7087 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7088 (Plugin::add_option): New.
7089 (Plugin::args_): Change type.
7090 (Plugin::filename_): New.
7091 (Plugin_manager::add_plugin_option): New.
7092 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7093 * testsuite/Makefile.in: Regenerate.
7094
fd06b4aa
CC		 70952008-12-05 Cary Coutant <ccoutant@google.com>
7096
7097 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7098 Handle --strip-lto-sections option.
7099 * options.h (strip_lto_sections): New option.
7100
6c52134c
CC		 71012008-12-01 Cary Coutant <ccoutant@google.com>
7102
7103 * plugin.cc (ld_plugin_message): Change format parameter to const.
7104 Fix mismatch between new[] and delete.
7105
a45248e0
CC		 71062008-11-14 Cary Coutant <ccoutant@google.com>
7107
7108 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7109 instead of -1U.
7110
c82fbeee
CS		 71112008-11-05 Craig Silverstein <csilvers@google.com>
7112
7113 * options.cc (General_options::parse_dynamic_list): New function.
7114 * options.h (General_options): New flags dynamic_list,
7115 dynamic_list_data, dynamic_list_cpp_new, and
7116 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7117 (General_options::in_dynamic_list): New function.
7118 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7119 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7120 (Lex::can_continue_name): Likewise.
7121 (yylex): Likewise.
7122 (read_script_file): New parameter script_options.
7123 (read_dynamic_list): New function.
7124 (Script_options::define_dynamic_list): New function.
7125 (dynamic_list_keyword_parsecodes): New variable.
7126 (dynamic_list_keywords): New variable.
7127 * script.h (Script_options::define_dynamic_list): New function
7128 prototype.
7129 (read_dynamic_list): New function prototype.
7130 * symtab.cc (strprefix): New macro.
7131 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7132 dynamic_list_data, dynamic_list_cpp_new, and
7133 dynamic_list_cpp_typeinfo.
7134 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7135 (dynamic_list_expr): New rule.
7136 (dynamic_list_nodes): Likewise.
7137 (dynamic_list_node): Likewise.
7138 * testsuite/Makefile.am (dynamic_list): New test.
7139 * testsuite/Makefile.in: Regenerated.
7140 * testsuite/dynamic_list.t: New file.
7141 * testsuite/dynamic_list.sh: New file.
7142
e0bb29a5
CS		 71432008-11-05 Craig Silverstein <csilvers@google.com>
7144
7145 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7146 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7147 (t11_last): Likewise.
7148 * testsuite/ver_test_6.c (main): Likewise.
7149
4e1e25e0
CC		 71502008-10-07 Cary Coutant <ccoutant@google.com>
7151
7152 * options.c (General_options::finalize): Add check for -static and
7153 -shared.
7154 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7155 is not empty.
7156
92f03fcb
CC		 71572008-10-02 Cary Coutant <ccoutant@google.com>
7158
7159 * plugin.cc (make_sized_plugin_object): Fix conditional
7160 compilation to work when not all targets are enabled.
7161
fbd8a257
CC		 71622008-09-29 Cary Coutant <ccoutant@google.com>
7163
7164 * archive.cc (Archive::get_file_and_offset): Use filename instead
7165 of name to get library path.
7166 (Archive::include_member): Unlock external member of a thin archive.
7167
7168 * testsuite/Makefile.am (TEST_AR): New variable.
7169 (thin_archive_test_1): New test.
7170 (thin_archive_test_2): New test.
81636b3f
CC		 7171 * testsuite/Makefile.in: Regenerate.
7172 * testsuite/thin_archive_main.cc: New file.
7173 * testsuite/thin_archive_test_1.cc: New file.
7174 * testsuite/thin_archive_test_2.cc: New file.
7175 * testsuite/thin_archive_test_3.cc: New file.
7176 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7177
eff45813
CC		 71782008-09-29 Cary Coutant <ccoutant@google.com>
7179
7180 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7181 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7182 instead of -1U.
7183 (Sized_relobj::do_finalize_local_symbols): Likewise.
7184 (Sized_relobj::map_to_kept_section): Likewise.
7185 * object.h (Sized_relobj::invalid_address): New constant.
7186 (Sized_relobj::do_output_section_offset): Check for invalid_address
7187 and return -1ULL.
7188 * output.cc (Output_reloc::local_section_offset): Use constant
7189 invalid_address instead of -1U.
7190 (Output_reloc::get_address): Likewise.
7191 (Output_section::output_address): Change -1U to -1ULL.
7192 * output.h (Output_reloc::invalid_address): New constant.
7193 * reloc.cc (Sized_relobj::write_sections): Use constant
7194 invalid_address instead of -1U.
7195 (Sized_relobj::relocate_sections): Likewise.
7196 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7197 values for merge sections.
7198 * target-reloc.h (relocate_for_relocatable): Use constant
7199 invalid_address instead of -1U.
7200
89fc3421
CC		 72012008-09-19 Cary Coutant <ccoutant@google.com>
7202
7203 Add plugin functionality for link-time optimization (LTO).
7204 * configure.ac (plugins): Add --enable-plugins option.
7205 * configure: Regenerate.
7206 * config.in: Regenerate.
7207 * Makefile.am (LIBDL): New variable.
7208 (CCFILES): Add plugin.cc.
7209 (HFILES): Add plugin.h.
7210 (ldadd_var): Add LIBDL.
7211 * Makefile.in: Regenerate.
7212
7213 * archive.cc: Include "plugin.h".
7214 (Archive::setup): Don't preread archive symbols when using a plugin.
7215 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7216 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7217 files.
7218 (Archive::include_member): Add symbols from plugin objects.
7219 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7220 * descriptors.cc (Descriptors::open): Check for file descriptors
7221 abandoned by plugins.
7222 (Descriptors::claim_for_plugin): New function.
7223 * descriptors.h (Descriptors::claim_for_plugin): New function.
7224 (Open_descriptor::is_claimed): New field.
7225 (claim_descriptor_for_plugin): New function.
7226 * fileread.cc (File_read::claim_for_plugin): New function.
7227 * fileread.h (File_read::claim_for_plugin): New function.
7228 (File_read::descriptor): New function.
7229 * gold.cc: Include "plugin.h".
7230 (queue_initial_tasks): Add task to call plugin hooks for generating
7231 new object files.
7232 * main.cc: Include "plugin.h".
7233 (main): Load plugin libraries.
7234 * object.h (Pluginobj): Declare.
7235 (Object::pluginobj): New function.
7236 (Object::do_pluginobj): New function.
7237 (Object::set_target): New function.
7238 * options.cc: Include "plugin.h".
7239 (General_options::parse_plugin): New function.
7240 (General_options::General_options): Initialize plugins_ field.
7241 (General_options::add_plugin): New function.
7242 * options.h (Plugin_manager): Declare.
7243 (General_options): Add --plugin option.
7244 (General_options::has_plugins): New function.
7245 (General_options::plugins): New function.
7246 (General_options::add_plugin): New function.
7247 (General_options::plugins_): New field.
7248 * plugin.cc: New file.
7249 * plugin.h: New file.
7250 * readsyms.cc: Include "plugin.h".
7251 (Read_symbols::do_read_symbols): Check for archive before checking
7252 for ELF file. Call plugin hooks to claim files.
7253 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7254 from a real object file; force override when processing replacement
7255 files.
7256 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7257 (Symbol::init_base_object): Likewise.
7258 (Symbol::init_base_output_data): Likewise.
7259 (Symbol::init_base_output_segment): Likewise.
7260 (Symbol::init_base_constant): Likewise.
7261 (Symbol::init_base_undefined): Likewise.
7262 (Symbol::output_section): Assert that object is not a plugin.
7263 (Symbol_table::add_from_pluginobj): New function.
7264 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7265 undefined.
7266 (Symbol_table::sized_write_globals): Likewise.
7267 (Symbol_table::add_from_pluginobj): Instantiate template.
7268 * symtab.h (Sized_pluginobj): Declare.
7269 (Symbol::in_real_elf): New function.
7270 (Symbol::set_in_real_elf): New function.
7271 (Symbol::in_real_elf_): New field.
7272 (Symbol_table::add_from_pluginobj): New function.
7273
7274 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7275 (LIBDL): New variable.
7276 (LDADD): Add LIBDL.
7277 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7278 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7279 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7280 (MOSTLYCLEANFILES): Likewise.
7281 * testsuite/Makefile.in: Regenerate.
7282 * testsuite/plugin_test.c: New file.
7283 * testsuite/plugin_test_1.sh: New file.
7284 * testsuite/plugin_test_2.sh: New file.
7285
de31bda5
ILT		 72862008-09-16 Ian Lance Taylor <iant@google.com>
7287
9c2d0ef9
ILT		 7288 * target-reloc.h (relocate_section): Check whether a symbol is
7289 defined by the ABI before reporting an undefined symbol error.
7290 * target.h (Target::is_defined_by_abi): Make parameter const.
7291 (Target::do_is_defined_by_abi): Likewise.
7292 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7293 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7294 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7295 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7296 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7297 * testsuite/Makefile.in: Rebuild.
7298
de31bda5
ILT		 7299 * fileread.cc (make_view): Add casts to avoid warning.
7300
9fa33bee
AO		 73012008-09-16 Alexandre Oliva <aoliva@redhat.com>
7302
7303 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7304 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7305
183fd0e3
AO		 73062008-09-16 Alexandre Oliva <aoliva@redhat.com>
7307
7308 * options.h (General_options::output_is_executable): New.
7309 (General_options::output_is_pie): New.
7310 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7311 for shared libraries.
7312 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7313
7be8330a
CD		 73142008-09-11 Chris Demetriou <cgd@google.com>
7315
7316 * options.h (origin): New -z option.
7317 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7318 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7319 in DT_FLAGS_1.
7320
a9caad02
CC		 73212008-09-05 Cary Coutant <ccoutant@google.com>
7322
7323 * fileread.cc (File_read::make_view): Add check for attempt to map
7324 beyond end of file.
7325
ae6dce4d
CC		 73262008-09-05 Cary Coutant <ccoutant@google.com>
7327
7328 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7329 explicit instantiations.
7330
d7ab2a47
KVH		 73312008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7332
7333 PR gold/6858
7334 * options.cc (General_options::finalize): Allow undefined symbols
7335 in shlibs if linking -shared.
7336
7337 PR gold/6859
7338 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7339 symbols as not needing a dynsym entry.
7340
1e52a9c1
CS		 73412008-08-20 Craig Silverstein <csilvers@google.com>
7342
7343 * fileread.cc (File_read::open): Do not lock the file unless it
7344 was successfully opened.
7345
d85c80a3
CC		 73462008-08-14 Cary Coutant <ccoutant@google.com>
7347
7348 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7349 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7350 * testsuite/tls_test.cc (struct int128): 128-bit struct
7351 for testing TLS relocs with non-zero addend.
7352 (v12): New TLS variable.
7353 (t12): New test.
7354 (t_last): Add check for v12.
7355 * testsuite/tls_test.h (t12): New function.
7356 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7357
2d924fd9
ILT		 73582008-08-13 Ian Lance Taylor <iant@google.com>
7359
7360 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7361 set tls_segment_ or relro_segment_.
7362 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7363 when appropriate.
7364 * output.h (Output_section::clear_is_relro): New function.
7365 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7366 sections specially even when output_data_ is empty.
7367 (Output_segment::maximum_alignment): When first section is relro,
7368 only force alignment for PT_LOAD segments.
7369 * script.cc (script_data_segment_align): New function.
7370 (script_data_segment_relro_end): New function.
7371 * script-c.h (script_data_segment_align): Declare.
7372 (script_data_segment_relro_end): Declare.
7373 * script-sections.h (class Script_sections): Declare
7374 data_segment_align and data_segment_relro_end. Add fields
7375 segment_align_index_ and saw_relro_end_.
7376 * script-sections.cc (class Sections_element): Add set_is_relro
7377 virtual function. Add new bool* parameter to place_orphan_here.
7378 Add get_output_section virtual function.
7379 (class Output_section_definition): Add set_is_relro. Add new
7380 bool* parameter to place_orphan_here. Add get_output_section.
7381 Add is_relro_ field.
7382 (Output_section_definition::Output_section_definition): Initialize
7383 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7384 and is_relro_ fields.
7385 (Output_section_definition::place_orphan_here): Add is_relro
7386 parameter.
7387 (Output_section_definition::set_section_addresses): Set relro for
7388 output section.
7389 (Output_section_definition::alternate_constraint): Likewise.
7390 (class Orphan_output_section): Add new bool* parameter to
7391 place_orphan_here. Add get_output_section.
7392 (Orphan_output_section::place_orphan_here): Add is_relro
7393 parameter.
7394 (Script_sections::Script_sections): Initialize
7395 data_segment_align_index_ and saw_relro_end_.
7396 (Script_sections::data_segment_align): New function.
7397 (Script_sections::data_segment_relro_end): New function.
7398 (Script_sections::place_orphan): Set or clear is_relro.
7399 (Script_sections::set_section_addresses): Force alignment of first
7400 TLS section.
7401 * yyscript.y (exp): Call script_data_segment_align and
7402 script_data_segment_relro_end.
7403 * testsuite/relro_script_test.t: New file.
7404 * testsuite/relro_test.cc (using_script): Declare.
7405 (t1, t2): Test using_script.
7406 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7407 (relro_script_test_SOURCES): Define.
7408 (relro_script_test_DEPENDENCIES): Define.
7409 (relro_script_test_LDFLAGS): Define.
7410 (relro_script_test_LDADD): Define.
7411 (relro_script_test.so): New target.
7412 * testsuite/Makefile.in: Rebuild.
7413
f827c9a9
CC		 74142008-08-06 Cary Coutant <ccoutant@google.com>
7415
7416 * archive.cc (Archive::total_archives, Archive::total_members)
7417 (Archive::total_members_loaded): New variables.
7418 (Archive::setup): Add parameter. Add option to preread
7419 archive symbols.
7420 (Archive::read_armap): Add counter.
7421 (Archive::get_file_and_offset): New function.
7422 (Archive::get_elf_object_for_member): New function.
7423 (Archive::read_all_symbols): New function.
7424 (Archive::read_symbols): New function.
7425 (Archive::add_symbols): Add counters.
7426 (Archive::include_all_members): Use armap to find members if it's
7427 already built.
7428 (Archive::include_member): Skip reading symbols if already read.
7429 Factored code into Archive::get_file_and_offset and
7430 Archive::get_elf_object_for_member. Changed call to
7431 Mapfile::report_include_archive_member.
7432 (Archive::print_stats): New function.
7433 * archive.h: Declare Object and Read_symbols_data classes.
7434 (Archive::Archive): Add initializers for new members.
7435 (Archive::setup): Add parameter.
7436 (Archive::print_stats): New function.
7437 (Archive::total_archives, Archive::total_members)
7438 (Archive::total_members_loaded): New variables.
7439 (Archive::get_file_and_offset): New function.
7440 (Archive::get_elf_object_for_member): New function.
7441 (Archive::read_all_symbols): New function.
7442 (Archive::read_symbols): New function.
7443 (Archive::Archive_member): New class.
7444 (Archive::members_): New member.
7445 (Archive::num_members_): New member.
7446 * main.cc: Include archive.h.
7447 (main): Call Archive::print_stats.
7448 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7449 archive parameter; member_name is now the fully-decorated name.
7450 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7451 * options.h: (General_options): Add --preread-archive-symbols option.
7452 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7453 Archive::setup.
7454
de4c45bd
ILT		 74552008-08-04 Ian Lance Taylor <iant@google.com>
7456
7457 * symtab.h (Symbol::use_plt_offset): New function.
7458 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7459 * powerpc.cc (Relocate::relocate): Likewise.
7460 * sparc.cc (Relocate::relocate): Likewise.
7461 * x86_64.cc (Relocate::relocate): Likewise.
7462 * testsuite/weak_plt.sh: New test.
7463 * testsuite/weak_plt_main.cc: New test.
7464 * testsuite/weak_plt_shared.cc: New test.
7465 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7466 (check_PROGRAMS): Add weak_plt.
7467 (check_DATA): Add weak_plt_shared.so.
7468 (weak_plt_main_pic.o, weak_plt): New targets.
7469 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7470 * testsuite/Makefile.in: Rebuild.
7471
7472 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7473 gcctestdir/ld.
7474 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7475 * testsuite/Makefile.in: Rebuild.
7476
323ee3f4
AM		 74772008-08-04 Alan Modra <amodra@bigpond.net.au>
7478
7479 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7480 * Makefile.in: Regenerate.
7481 * po/POTFILES.in: Regenerate.
7482
7c07ecec
ILT		 74832008-07-29 Ian Lance Taylor <iant@google.com>
7484
7485 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7486 symbols before other symbols.
7487 * testsuite/script_test_2.cc (test_addr): Declare.
7488 (test_addr_alias): Declare.
7489 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7490 values.
7c07ecec
ILT		 7491 * testsuite/script_test_2.t: Define test_addr_alias and
7492 test_addr.
7493
5778530e
ILT		 74942008-07-24 Ian Lance Taylor <iant@google.com>
7495
2a00e4fb
ILT		 7496 PR 5990
7497 * descriptors.cc: New file.
7498 * descriptors.h: New file.
7499 * gold-threads.h (class Hold_optional_lock): New class.
7500 * fileread.cc: Include "descriptors.h".
7501 (File_read::~File_read): Release descriptor rather than closing
7502 it.
7503 (File_read::open) [file]: Call open_descriptor rather than open.
7504 Set is_descriptor_opened_.
7505 (File_read::open) [memory]: Assert that descriptor is not open.
7506 (File_read::reopen_descriptor): New function.
7507 (File_read::release): Release descriptor.
7508 (File_read::do_read): Make non-const. Reopen descriptor.
7509 (File_read::read): Make non-const.
7510 (File_read::make_view): Reopen descriptor.
7511 (File_read::do_readv): Likewise.
7512 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7513 Update declarations.
7514 * layout.cc: Include "descriptors.h".
7515 (Layout::create_build_id): Use open_descriptor rather than open.
7516 * output.cc: Include "descriptors.h".
7517 (Output_file::open): Use open_descriptor rather than open.
7518 * archive.cc (Archive::const_iterator): Change Archive to be
7519 non-const.
7520 (Archive::begin, Archive::end): Make non-const.
7521 (Archive::count_members): Likewise.
7522 * archive.h (class Archive): Update declarations.
7523 * object.h (Object::read): Make non-const.
7524 * Makefile.am (CCFILES): Add descriptors.cc.
7525 (HFILES): Add descriptors.h.
7526 * Makefile.in: Rebuild.
7527
801647d1
ILT		 7528 PR 6716
7529 * gold.h: Always include <clocale>. Add Solaris workarounds
7530 following code in binutils/sysdep.h.
7531
5edd166e
ILT		 7532 PR 6048
7533 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7534 this->eh_frame_hdr_ is NULL before using it.
7535
c89ad728
ILT		 7536 * dynobj.cc (Versions::Versions): Update comment.
7537
aa86f06b
ILT		 7538 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7539 the base version name.
7540
5778530e
ILT		 7541 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7542 array size plus one.
7543 (Stringpool_template::set_string_offsets): Subtract one from key
7544 before using it as an array index.
7545 (Stringpool_template::get_offset_with_length): Likewise.
7546 (Stringpool_template::write_to_buffer): Likewise.
7547 * stringpool.h (Stringpool_template::get_offset_from_key):
7548 Likewise.
7549
057ead22
ILT		 75502008-07-23 Ian Lance Taylor <iant@google.com>
7551
7f649c59
ILT		 7552 PR 6658
7553 * object.h (Merged_symbol_value::value): Do our best to handle a
7554 negative addend.
7555
057ead22
ILT		 7556 PR 6647
7557 * script.cc (Version_script_info::get_versions): Don't add empty
7558 version tag to return value.
7559 (Version_script_info::get_symbol_version_helper): Change return
7560 type to bool. Add pversion parameter. Change all callers.
7561 (script_register_vers_node): Don't require a non-NULL tag.
7562 * script.h (class Version_script_info): Update declarations.
7563 (Version_script_info::get_symbol_version): Change return type to
7564 bool. Add version parameter. Change all callers.
7565 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7566 handling. Handle an empty version from a version script.
7567 (Symbol_table::define_special_symbol): Likewise.
7568 * testsuite/ver_test_10.script: New file.
7569 * testsuite/ver_test_10.sh: New file.
7570 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7571 (check_DATA): Add ver_test_10.syms.
7572 (ver_test_10.syms, ver_test_10.so): New target.
7573 * testsuite/Makefile.in: Rebuild.
7574
58e54ac2
CD		 75752008-07-23 Simon Baldwin <simonb@google.com>
7576
7577 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7578 to zero for undefined symbols from dynamic libraries.
7579
95d14cd3
ILT		 75802008-07-23 Ian Lance Taylor <iant@google.com>
7581
7582 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7583 Change all callers.
7584 * symtab.h (class Symbol_table): Update declaration.
7585 * testsuite/ver_test_9.cc: New file.
7586 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7587 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7588 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7589 (ver_test_9.so, ver_test_9.o): New targets.
7590 * testsuite/Makefile.in: Rebuild.
7591
92de84a6
ILT		 75922008-07-22 Ian Lance Taylor <iant@google.com>
7593
34810851
ILT		 7594 * options.h (class General_options): Define --check-sections.
7595 * layout.cc (Layout::set_segment_offsets): Handle
7596 --check-sections.
7597
af6156ef
ILT		 7598 * options.h (class General_options): Define -n/--nmagic and
7599 -N/--omagic.
7600 * options.cc (General_options::finalize): For -n/--nmagic or
7601 -N/--omagic, set -static.
7602 * layout.cc (Layout::attach_allocated_section_to_segment): If
7603 -N/--omagic, don't put read-only and read-write sections in
7604 different segments.
7605 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7606 finding a read-only segment.
7607 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7608 don't set the minimum segment alignment to the common page size,
7609 and don't set the file offset to the address modulo the page size.
7610 * script-sections.cc (Script_sections::create_segments): If
7611 -n/--omagic, don't put read-only and read-write sections in
7612 different segments.
7613
92de84a6
ILT		 7614 * cref.cc: New file.
7615 * cref.h: New file.
7616 * options.h (class General_options): Add --print-symbol-counts.
7617 * main.cc (main): Issue defined symbol report if requested.
7618 * archive.cc (Archive::interpret_header): Make into a const member
7619 function.
7620 (Archive::add_symbols): Call Input_objects::archive_start and
7621 archive_stop.
7622 (Archive::const_iterator): Define new class.
7623 (Archive::begin, Archive::end): New functions.
7624 (Archive::include_all_members): Rewrite to use iterator.
7625 (Archive::count_members): New function.
7626 * archive.h (class Archive): Update declarations.
7627 (Archive::filename): New function.
7628 * object.cc: Include "cref.h".
7629 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7630 (Sized_relobj::do_get_global_symbol_counts): New function.
7631 (Input_objects::add_object): Add object to cross-referencer.
7632 (Input_objects::archive_start): New function.
7633 (Input_objects::archive_stop): New function.
7634 (Input_objects::print_symbol_counts): New function.
7635 * object.h: Declare Cref and Archive.
7636 (Object::get_global_symbol_counts): New function.
7637 (Object::do_get_global_symbol_counts): New pure virtual function.
7638 (class Sized_relobj): Add defined_count_ field. Update
7639 declarations.
7640 (class Input_objects): Add cref_ field. Update constructor.
7641 Update declarations.
7642 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7643 defined_count_.
7644 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7645 symbol counts.
7646 (Sized_dynobj::do_get_global_symbol_counts): New function.
7647 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7648 defined_count_. Update declarations. Define Symbols typedef.
7649 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7650 parameter. Change all callers.
7651 (Symbol_table::add_from_dynobj): Add sympointers and defined
7652 parameters. Change all callers.
7653 * symtab.h (class Symbol_table): Update declarations.
7654 * Makefile.am (CCFILES): Add cref.cc.
7655 (HFILES): Add cref.h.
7656 * Makefile.in: Rebuild.
7657
3f7c5e1d
CD		 76582008-07-22 Simon Baldwin <simonb@google.com>
7659
7660 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7661 to zero when writing undefined symbols.
7662
e0b64032
ILT		 76632008-07-22 Ian Lance Taylor <iant@google.com>
7664
7665 * output.cc (Output_section::add_input_section): Don't try to
7666 merge empty merge sections.
7667
096b02cf
CS		 76682008-07-21 Craig Silverstein <csilvers@google.com>
7669
7670 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7671 Include symbol version in error message.
cd536b21 7672
1d1f116d
CD		 76732008-07-20 Chris Demetriou <cgd@google.com>
7674
cd536b21 7675 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7676 (RANDOM_SEED_CFLAGS): New substituted variable.
7677 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7678 * configure: Rebuild.
7679 * Makefile.in: Likewise.
7680 * testsuite/Makefile.in: Likewise.
7681
a18f591e
ILT		 76822008-07-18 Ian Lance Taylor <iant@google.com>
7683
7684 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7685 where we see NAME/NULL and NAME/VERSION as separate symbols.
7686 * testsuite/ver_test_main.cc (main): Call t4.
7687 (t4, t4_2a): Define.
7688 * testsuite/ver_test_2.cc (t4_2): Define.
7689 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7690 * testsuite/ver_test_4.cc (t4_2a): Define.
7691 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7692 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7693
c6e3f6ed
ILT		 76942008-07-17 Ian Lance Taylor <iant@google.com>
7695
7696 * dynobj.cc (Versions::add_def): If we give an error about a
7697 missing version, go ahead and create the version anyhow.
7698
ef9beddf
ILT		 76992008-07-10 Ian Lance Taylor <iant@google.com>
7700
7701 Handle output sections with more than 0x7fffffff bytes.
7702 * object.h (class Relobj): Change map_to_output_ to
7703 output_sections_, and just keep a section pointer. Change all
7704 uses. Move comdat group support to Sized_relobj.
7705 (Relobj::is_section_specially_mapped): Remove.
7706 (Relobj::output_section): Remove poff parameter. Change all
7707 callers.
7708 (Relobj::output_section_offset): New function.
7709 (Relobj::set_section_offset): Rewrite.
7710 (Relobj::map_to_output): Remove.
7711 (Relobj::output_sections): New function.
7712 (Relobj::do_output_section_offset): New pure virtual function.
7713 (Relobj::do_set_section_offset): Likewise.
7714 (class Sized_relobj): Add section_offsets_ field. Add comdat
7715 group support from Relobj. Update declarations.
7716 (Sized_relobj::get_output_section_offset): New function.
7717 (Sized_relobj::do_output_section_offset): New function.
7718 (Sized_relobj::do_set_section_offset): New function.
7719 * object.cc (Relobj::output_section_address): Remove.
7720 (Sized_relobj::Sized_relobj): Initialize new fields.
7721 (Sized_relobj::include_section_group): Cast find_kept_object to
7722 Sized_relobj.
7723 (Sized_relobj::include_linkonce_section): Likewise.
7724 (Sized_relobj::do_layout): Use separate arrays for output section
7725 and output offset.
7726 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7727 output_sections.
7728 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7729 output_sections and section_offsets.
7730 (Sized_relobj::write_local_symbols): Likewise.
7731 (map_to_kept_section): Compute output address directly.
7732 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7733 output_sections and section_offsets.
7734 (Sized_relobj::write_sections): Likewise.
7735 (Sized_relobj::relocate_sections): Likewise.
7736 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7737 * output.h (class Output_reloc): Update declarations. Change
7738 u2_.relobj to Sized_relobj*.
7739 (class Output_data_reloc): Change add functions to use
7740 Sized_relobj*.
7741 * output.cc (Output_reloc::Output_reloc): Change relobj to
7742 Sized_relobj*.
7743 (Output_reloc::local_section_offset): Change return type to
7744 Elf_Addr. Use get_output_section_offset.
7745 (Output_reloc::get_address): Likewise.
7746 (Output_section::is_input_address_mapped): Don't call
7747 is_section_specially_mapped.
7748 (Output_section::output_offset): Likewise.
7749 (Output_section::output_address): Likewise.
7750 (Output_section::starting_output_address): Likewise.
7751 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7752 parameter to Sized_relobj*.
7753 (Copy_relocs::need_copy_reloc): Likewise.
7754 (Copy_relocs::save): Likewise.
7755 * copy-relocs.h (class Copy_relocs): Update declarations.
7756 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7757 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7758 * target-reloc.h (relocate_for_relocatable): Change
7759 offset_in_output_section type to Elf_Addr. Change code that uses
7760 it as well.
7761 * layout.cc (Layout::layout): Always set *off.
7762 * mapfile.cc (Mapfile::print_input_section): Use
7763 output_section_offset.
7764 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7765 Sized_relobj*.
7766 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7767 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7768 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7769
5cb66f97
ILT		 77702008-07-03 Ian Lance Taylor <iant@google.com>
7771
7772 * layout.cc (Layout::include_section): Do not discard unrecognized
7773 SHT_STRTAB sections.
7774
afe47622
CS		 77752008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7776
7777 * script.cc (Lex::can_continue_name): Make '?' allowable in
7778 version-script names.
7779 * testsuite/version_script.map: Change glob pattern to use '?'
7780
5adf9721
ILT		 77812008-06-30 Manish Singh <yosh@gimp.org>
7782
7783 PR 6585
7784 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7785 Correct typo.
7786
e6fde208
ILT		 77872008-06-30 Ian Lance Taylor <iant@google.com>
7788
7789 PR 6660
7790 PR 6682
7791 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7792 versions]: Don't try to read the value in the contents, since we
7793 don't use it. Use the template endianness when writing.
7794
3f2e6a2d
CC		 77952008-06-25 Cary Coutant <ccoutant@google.com>
7796
7797 * fileread.cc (File_read::make_view): Assert on zero-length view.
7798 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7799 symbol table when there are no symbols to read.
7800
c43d3a48
CS		 78012008-06-23 Craig Silverstein <csilvers@google.com>
7802
7803 * version.cc (version_string): Bump to 1.7
7804
5f494ea0
CS		 78052008-06-18 Craig Silverstein <csilvers@google.com>
7806
7807 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7808 constant 0xFFFF to type Valtype.
7809 (Powerpc_relocate_functions::rel16_ha): Likewise.
7810
c42e122e
ILT		 78112008-06-17 Ian Lance Taylor <iant@google.com>
7812
f34787f8
ILT		 7813 * output.h (Output_section::Input_section): Initialize p2align_ to
7814 zero for Output_section_data constructors.
7815 (Output_section::Input_section::addralign): If not an input
7816 section, return the alignment of the Output_section_data.
7817 * testsuite/copy_test.cc: New file.
7818 * testsuite/copy_test_1.cc: New file.
7819 * testsuite/copy_test_2.cc: New file.
7820 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7821 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7822 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7823 (copy_test_1_pic.o, copy_test_1.so): New targets.
7824 (copy_test_2_pic.o, copy_test_2.so): New targets.
7825 * testsuite/Makefile.in: Rebuild.
7826
c42e122e
ILT		 7827 * script-sections.cc (Script_sections::place_orphan): Initialize
7828 local variable exact.
7829
ce3ac18a
DE		 78302008-06-13 David Edelsohn <edelsohn@gnu.org>
7831
7832 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7833
42cacb20
DE		 78342008-06-12 David Edelsohn <edelsohn@gnu.org>
7835 David S. Miller <davem@davemloft.net>
7836
7837 * powerpc.cc: New file.
7838 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7839 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7840 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7841 * Makefile.in: Rebuild.
7842
7b308235
ILT		 78432008-06-09 Ian Lance Taylor <iant@google.com>
7844
7845 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7846 <exception>.
7847 (throwing, orig_terminate): New static variables.
7848 (terminate_handler): New static function.
7849 (t2): Set terminate handler.
7850
f0b886e3
ILT		 78512008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7852
7853 PR 6584
cd536b21 7854 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 7855 alignment.
7856
3e90f135
CC		 78572008-05-30 Cary Coutant <ccoutant@google.com>
7858
7859 * archive.cc (Archive::include_all_members) Correct to step
7860 over symbol table and extended name table in thin archives.
7861
e09ad04a
ILT		 78622008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7863
7864 PR 6407
7865 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7866 calculation.
7867
62b01cb5
ILT		 78682008-05-28 Caleb Howe <cshowe@google.com>
7869
7870 * reduced_debug_output.cc: New file.
7871 * reduced_debug_output.h: New file.
92de84a6 7872 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 7873 * options.cc (General_options::finalize): Add strip_debug_non_line
7874 to the strip heirarchy.
7875 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7876 fields.
7877 * layout.cc: Include "reduced_debug_output.h".
7878 (Layout::Layout): Initialize new fields.
7879 (line_only_debug_sections): New static array.
7880 (is_lines_only_debug_sections): New static inline function.
7881 (Layout::include_section): Handle --strip-debug-non-line.
7882 (Layout::make_output_section): If --strip-debug-non-line, build
7883 new output sections for .debug_abbrev and .debug_info.
7884 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7885 gold. Warn about possible overflow.
7886 (read_signed_LEB_128): Likewise.
7887 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7888 (read_signed_LEB_128): Declare.
7889 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7890 (HFILES): Add reduced_debug_output.h.
7891 * Makefile.in: Rebuild.
7892
7d9e3d98
ILT		 78932008-05-21 Ian Lance Taylor <iant@google.com>
7894
7895 * mapfile.cc: New file.
7896 * mapfile.h: New file.
7897 * options.h (class General_options): Add -M/--print-map and -Map.
7898 * options.cc (General_options::finalize): Make -M equivalent to
7899 -Map -.
7900 * main.cc: Include <cstdio> and "mapfile.h".
7901 (main): Open mapfile if requested.
7902 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7903 constructor. Change caller.
7904 (queue_initial_tasks): Add mapfile parameter. Change caller.
7905 (queue_middle_tasks): Likewise.
7906 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7907 declarations.
7908 * archive.cc: Include "mapfile.h".
7909 (Archive::add_symbols): Add mapfile parameter. Change all
7910 callers. Pass mapfile, symbol, and reason to include_member.
7911 (Archive::include_all_members): Add mapfile parameter. Change all
7912 callers.
7913 (Archive::include_member): Add mapfile, sym, and why parameters.
7914 Change all callers. Report inclusion to map file.
7915 * archive.h: Include "fileread.h".
7916 (class Archive): Update declarations.
7917 (Archive::file): New const method.
7918 (class Add_archive_symbols): Add mapfile_ field. Update
7919 constructor. Change all callers.
7920 * readsyms.h (class Read_symbols): Likewise.
7921 (class Finish_group): Likewise.
7922 (class Read_script): Likewise.
7923 * common.cc: Include "mapfile.h".
7924 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7925 all callers.
7926 (Symbol_table::do_allocate_commons): Likewise.
7927 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7928 symbol allocation to mapfile.
7929 * common.h (class Allocate_commons_task): Add mapfile_ field.
7930 Update constructor. Change all callers.
7931 * symtab.h (class Symbol_table): Update declarations.
7932 * layout.cc: Include "mapfile.h".
7933 (Layout_task_runner::run): Print information to mapfile.
7934 (Layout::create_gold_note): Change Output_data_fixed_space to
7935 Output_data_zero_fill.
7936 (Layout::create_build_id): Likewise.
7937 (Layout::print_to_mapfile): New function.
7938 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7939 constructor. Change caller.
7940 (class Layout): Declare print_to_mapfile.
7941 * output.cc (Output_section::Input_section::print_to_mapfile): New
7942 function.
7943 (Output_section::add_input_section): If producing a map, always
7944 add to input_sections_ list.
7945 (Output_section::do_print_to_mapfile): New function.
7946 (Output_segment::print_sections_to_mapfile): New function.
7947 (Output_segment::print_section_list_to_mapfile): New function.
7948 * output.h: Include "mapfile.h".
7949 (Output_data::print_to_mapfile): New function.
7950 (Output_data::do_print_to_mapfile): New virtual function.
7951 (Output_segment_headers::do_print_to_mapfile): New function.
7952 (Output_file_header::do_print_to_mapfile): New function.
7953 (Output_data_const::do_print_to_mapfile): New function.
7954 (class Output_data_const_buffer): Add map_name_ field. Update
7955 constructor. Change all callers. Add do_print_to_mapfile
7956 function.
7957 (class Output_data_fixed_space): Likewise.
7958 (class Output_data_space): Likewise.
7959 (class Output_data_zero_fill): New class.
7960 (Output_data_strtab::do_print_to_mapfile): New function.
7961 (Output_data_reloc_base::do_print_to_mapfile): New function.
7962 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7963 (Output_data_group::do_print_to_mapfile): New function.
7964 (Output_data_got::do_print_to_mapfile): New function.
7965 (Output_data_dynamic::do_print_to_mapfile): New function.
7966 (Output_symtab_xindex::do_print_to_mapfile): New function.
7967 (class Output_section): Declare do_print_to_mapflie. Declare
7968 print_to_mapfile in Input_section.
7969 (class Output_segment): Declare new functions.
7970 * object.h (Sized_relobj::symbol_count): New function.
7971 * script-sections.cc
7972 (Output_section_element_dot_assignment::set_section_addresses):
7973 Change Output_data_fixed_space to Output_data_zero_fill.
7974 (Output_data_expression::do_print_to_mapfile): New function.
7975 * script.cc (read_input_script): Add mapfile parameter. Change
7976 all callers.
7977 * script.h (read_input_script): Update declaration.
7978 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7979 (Eh_frame::do_print_to_mapfile): New function.
7980 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7981 (Output_merge_string::do_print_to_mapfile): New function.
7982 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7983 function.
7984 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7985 function.
7986 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7987 function.
7988 * Makefile.am (CCFILES): Add mapfile.cc.
7989 (HFILES): Add mapfile.h.
7990 * Makefile.in: Rebuild.
7991
9f1d377b
ILT		 79922008-05-19 Ian Lance Taylor <iant@google.com>
7993
7994 * options.h (class General_options): Add -z relro.
7995 * layout.cc (Layout::Layout): Initialize relro_segment_.
7996 (Layout::add_output_section_data): Return the output section.
7997 (Layout::make_output_section): Rcognize relro sections and mark
7998 them appropriately.
7999 (Layout::attach_allocated_section_to_segment): Put relro sections
8000 in a PT_GNU_RELRO segment.
8001 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8002 section as relro.
8003 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8004 PT_TLS segments.
8005 (Layout::linkonce_mapping): Map d.rel.ro.local to
8006 .data.rel.ro.local.
8007 (Layout::output_section_name): Us .data.rel.ro.local for any
8008 section which begins with that.
8009 * layout.h (class Layout): Update add_output_section_data
8010 declaration. Add relro_segment_ field.
8011 * output.cc (Output_section::Output_section): Initialize is_relro_
8012 and is_relro_local_ fields.
8013 (Output_segment::add_output_section): Group relro sections.
8014 (Output_segment::is_first_section_relro): New function.
8015 (Output_segment::maximum_alignment): If there is a relro section,
8016 align the segment to the common page size.
8017 (Output_segment::set_section_addresses): Track whether we are
8018 looking at relro sections. If the last section is a relro
8019 section, align to the common page size.
8020 (Output_segment::set_section_list_addresses): Add in_relro
8021 parameter. Change all callers. Align to the page size when
8022 moving from relro to non-relro section.
8023 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8024 segment.
8025 * output.h (class Output_section): Add is_relro_ and
8026 is_relro_local_ fields.
8027 (Output_section::is_relro): New function.
8028 (Output_section::set_is_relro): New function.
8029 (Output_section::is_relro_local): New function.
8030 (Output_section::set_is_relro_local): New function.
8031 (class Output_segment): Update declarations.
8032 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8033 * sparc.cc (Target_sparc::got_section): Likewise.
8034 * x86_64.cc (Target_x86_64::got_section): Likewise.
8035 * testsuite/relro_test_main.cc: New file.
8036 * testsuite/relro_test.cc: New file.
8037 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8038 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8039 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8040 (relro_test.so, relro_test_pic.o): New targets.
8041 * testsuite/Makefile.in: Rebuild.
8042
a984ee1d
ILT		 80432008-05-16 Ian Lance Taylor <iant@google.com>
8044
01676dcd
ILT		 8045 * output.cc (Output_segment::add_output_section): Remove front
8046 parameter.
8047 * output.h (class Output_segment): Remove
8048 add_initial_output_section and overloaded add_output_section.
8049 Update declaration of remaining add_output_section.
8050 * layout.cc (Layout::create_interp): Call add_output_section
8051 rather than add_initial_output_section.
8052 (Layout::finish_dynamic_section): Likewise.
8053
497897f9
ILT		 8054 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8055 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8056 know the dynamic type.
8057 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8058 field. Initialize it in constructor.
8059 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8060 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8061 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8062 reloc.
8063
a984ee1d
ILT		 8064 * output.cc (Output_reloc::get_address): Change return type to
8065 Elf_Addr.
8066 * output.h (class Output_reloc): Update get_address declaration.
8067 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8068 for section addresses.
8069
55ba0940
ILT		 80702008-05-09 Ian Lance Taylor <iant@google.com>
8071
8072 PR 6493
8073 * gold.cc (gold_nomem): Use return value of write.
8074
75517b77
ILT		 80752008-05-08 Ian Lance Taylor <iant@google.com>
8076
8077 * symtab.c (Symbol::init_base_output_data): Add version
8078 parameter. Change all callers.
8079 (Symbol::init_base_output_segment): Likewise.
8080 (Symbol::init_base_constant): Likewise.
8081 (Symbol::init_base_undefined): Likewise.
8082 (Sized_symbol::init_output_data): Likewise.
8083 (Sized_symbol::init_output_segment): Likewise.
8084 (Sized_symbol::init_constant): Likewise.
8085 (Sized_symbol::init_undefined): Likewise.
8086 (Symbol_table::do_define_in_output_data): If the new symbol has a
8087 version, mark it as the default.
8088 (Symbol_table::do_define_in_output_segment): Likewise.
8089 (Symbol_table::do_define_as_constant): Likewise.
8090 * symtab.h (class Symbol): Update declarations.
8091 (class Sized_symbol): Likewise.
8092 * resolve.cc (Symbol::override_version): New function.
c42e122e 8093 (Symbol::override_base): Call override_version.
75517b77
ILT		 8094 (Symbol::override_base_with_special): Likewise.
8095 * testsuite/ver_script_8.script: New file.
8096 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8097 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8098 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8099 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8100
f1f70eae
ILT		 81012008-05-06 Ian Lance Taylor <iant@google.com>
8102
f3e9c5c5
ILT		 8103 PR 6049
8104 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8105 functions.
8106 (class General_options): Remove existing --undefined, and add
8107 --no-undefined instead. Add new --undefined as synonym for -u.
8108 * archive.cc (Archive::add_symbols): Check whether symbol was
8109 named with -u.
8110 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8111 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8112 all uses. Add IS_UNDEFINED. Update declarations to split
8113 different versions of init_base. Declare init_base_undefined.
8114 (Symbol::is_defined): Handle IS_UNDEFINED.
8115 (Symbol::is_undefined): Likewise.
8116 (Symbol::is_weak_undefined): Call is_undefined.
8117 (Symbol::is_absolute): Handle IS_CONSTANT.
8118 (class Sized_symbol): Update declarations to split different
8119 versions of init. Declare init_undefined.
8120 (class Symbol_table): Declare new functions.
8121 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8122 Change all callers.
8123 (Symbol::init_base_output_data): Likewise.
8124 (Symbol::init_base_output_segment): Likewise.
8125 (Symbol::init_base_constant): Likewise.
8126 (Symbol::init_base_undefined): New function.
8127 (Sized_symbol::init_object): Rename from init. Change all
8128 callers.
8129 (Sized_symbol::init_output_data): Likewise.
8130 (Sized_symbol::init_output_segment): Likewise.
8131 (Sized_symbol::init_constant): Likewise.
8132 (Sized_symbol::init_undefined): New function.
8133 (Symbol_table::add_undefined_symbols_from_command_line): New
8134 function.
8135 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8136 function.
8137 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8138 (Symbol::output_section): Likewise.
8139 (Symbol::set_output_section): Likewise.
8140 (Symbol_table::sized_finalize_symbol): Likewise.
8141 (Symbol_table::sized_write_globals): Likewise.
8142 * resolve.cc (Symbol_table::should_override): Likewise.
8143 (Symbol::override_base_with_special): Likewise.
8144
8bdcdf2c
ILT		 8145 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8146 symbol, change it to have default visibility.
8147 * testsuite/protected_1.cc: New file.
8148 * testsuite/protected_2.cc: New file.
8149 * testsuite/protected_3.cc: New file.
8150 * testsuite/protected_main_1.cc: New file.
8151 * testsuite/protected_main_2.cc: New file.
8152 * testsuite/protected_main_3.cc: New file.
8153 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8154 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8155 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8156 (protected_1.so): New target.
8157 (protected_1_pic.o, protected_2_pic.o): New targets.
8158 (protected_3_pic.o): New target.
8159 (check_PROGRAMS): Add protected_2.
8160 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8161 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8162 * testsuite/Makefile.in: Rebuild.
8163
2b706932
ILT		 8164 * options.h (DEFINE_var): Add set_user_set_##varname__.
8165 (DEFINE_bool_alias): New macro.
8166 (class General_options): Define -Bstatic using DEFINE_bool_alias
8167 rather than DEFINE_special. Add --undefined as an alias for -z
8168 defs.
8169 * options.cc (General_options::parse_Bstatic): Remove.
8170
d82a5bcc
ILT		 8171 * options.h (class General_options): Add --fatal-warnings.
8172 * main.cc (main): Implement --fatal-warnings.
8173 * errors.h (Errors::warning_count): New function.
8174
f1f70eae
ILT		 8175 * options.h (class General_options): Add -Bsymbolic-functions.
8176 * symtab.h (Symbol::is_preemptible): Check for
8177 -Bsymbolic-functions.
8178
8825ac63
ILT		 81792008-05-05 Ian Lance Taylor <iant@google.com>
8180
d98bc257
ILT		 8181 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8182 as noVARNAME rather than no-VARNAME.
8183 (class General_options): Add option -z combreloc.
8184 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8185 get_address.
8186 (Output_reloc::sort_before) [SHT_REL]: New function.
8187 (Output_reloc::sort_before) [SHT_RELA]: New function.
8188 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8189 Sort_relocs_comparison.
8190 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8191 parameter. Change all callers.
8192 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8193 sort_relocs parameter. Change all callers.
8194 * output.cc (Output_reloc::get_address): New function, broken out
8195 of write_rel.
8196 (Output_reloc::write_rel): Call it.
8197 (Output_reloc::compare): New function.
8198 (Output_data_reloc_base::do_write): Optionally sort relocs.
8199
60b2b4e7
ILT		 8200 * configure.ac: If targ_extra_obj is set, link it in.
8201 * configure.tgt: Initialize all variables.
8202 (x86_64*): Set targ_extra_obj and targ_extra_size.
8203 * configure: Rebuild.
8204
8825ac63
ILT		 8205 * object.cc (Sized_relobj::include_section_group): Adjust section
8206 indexes read from group data. Build vector to pass to
8207 layout_group.
8208 * layout.cc (Layout::layout_group): Add flags and shndxes
8209 parameters. Remove contents parameter. Change caller. Update
8210 explicit instantiations.
8211 * layout.h (class Layout): Update layout_group declaration.
8212 * output.cc (Output_data_group::Output_data_group): Add flags and
8213 input_shndxes parameters. Remove contents parameter. Change
8214 caller.
8215 (Output_data_group::do_write): Change input_sections_ to
8216 input_shndxes_.
8217 * output.h (class Output_data_group): Update constructor
8218 declaration. Rename input_sections_ to input_shndxes_.
8219 * testsuite/many_sections_test.cc: Add template.
8220
e94cf127
CC		 82212008-04-30 Cary Coutant <ccoutant@google.com>
8222
4418b2d5
CC		 8223 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8224
e94cf127
CC		 8225 * layout.cc (Layout::include_section): Refactored check for debug
8226 info section.
8227 (Layout::add_comdat): Add new parameters. Change type
8228 of signature parameter. Add object and shndx to signatures table.
8229 (Layout::find_kept_object): New function.
8230 * layout.h: Include <cstring>.
8231 (Layout::is_debug_info_section): New function.
8232 (Layout::add_comdat): Add new parameters.
8233 (Layout::find_kept_object): New function.
8234 (Layout::Kept_section): New struct.
8235 (Layout::Signatures): Change type of map range.
8236 * object.cc (Relobj::output_section_address): New function.
8237 (Sized_relobj::include_section_group): Add new parameters. Change
8238 calls to Layout::add_comdat. Change to build table of kept comdat
8239 groups and table mapping discarded sections to kept sections.
8240 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8241 (Sized_relobj::do_layout): Change calls to include_section_group and
8242 include_linkonce_section.
8243 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8244 value to zero when section is discarded.
8245 (Sized_relobj::map_to_kept_section): New function.
8246 * object.h (Relobj::output_section_address): New function.
8247 (Relobj::Comdat_group): New type.
8248 (Relobj::find_comdat_group): New function.
8249 (Relobj::Comdat_group_table): New type.
8250 (Relobj::Kept_comdat_section): New type.
8251 (Relobj::Kept_comdat_section_table): New type.
8252 (Relobj::add_comdat_group): New function.
8253 (Relobj::set_kept_comdat_section): New function.
8254 (Relobj::get_kept_comdat_section): New function.
8255 (Relobj::comdat_groups_): New field.
8256 (Relobj::kept_comdat_sections_): New field.
8257 (Symbol_value::input_value): Update comment.
8258 (Sized_relobj::map_to_kept_section) New function.
8259 (Sized_relobj::include_linkonce_section): Add new parameter.
8260 * target-reloc.h (Comdat_behavior): New type.
8261 (get_comdat_behavior): New function.
8262 (relocate_section): Add code to map a discarded section to the
8263 corresponding kept section when applying a relocation.
8264
e4e5049b
CS		 82652008-04-30 Craig Silverstein <csilvers@google.com>
8266
8267 * dwarf_reader.cc (next_generation_count): New static var.
8268 (Addr2line_cache_entry): New struct.
8269 (addr2line_cache): New static var.
8270 (Dwarf_line_info::one_addr2line): Added caching.
8271 (Dwarf_line_info::clear_addr2line_cache): New function.
8272 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8273 cache-size parameter.
8274 (Dwarf_line_info::one_addr2line_cache): New function.
8275 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8276 new cache-size argument to one_addr2line(), and clear cache.
8277
d09e9154
CC		 82782008-04-28 Cary Coutant <ccoutant@google.com>
8279
8280 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8281 R_386_PC8 relocations.
8282
7ef73768
ILT		 82832008-04-23 Ian Lance Taylor <iant@google.com>
8284
55438702
ILT		 8285 * object.cc (Sized_relobj::include_section_group): Check for
8286 invalid section group.
8287
c165fb93
ILT		 8288 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8289 header size.
8290
7ef73768
ILT		 8291 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8292 than read for file header.
8293 * archive.cc (Archive::include_member): Likewise.
8294
6194aaab
L		 82952008-04-23 Paolo Bonzini <bonzini@gnu.org>
8296
8297 * aclocal.m4: Regenerate.
8298 * configure: Regenerate.
8299
d491d34e
ILT		 83002008-04-19 Ian Lance Taylor <iant@google.com>
8301
5ea2bac6
ILT		 8302 * version.cc (version_string): Bump to 1.6.
8303
7bc3e21a
ILT		 8304 * testsuite/Makefile.am (many_sections_r_test): New target.
8305 (many_sections_r_test_SOURCES): Remove.
8306 (many_sections_r_test_DEPENDENCIES): Remove.
8307 (many_sections_r_test_LDFLAGS): Remove.
8308 (many_sections_r_test_LDADD): Remove.
8309
7fcd3aa9
ILT		 8310 * object.cc (Sized_relobj::do_add_symbols): Always pass
8311 local_symbol_count_ to add_from_relobj.
8312
4c94d6ae
ILT		 8313 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8314 every thousand variables.
8315 * testsuite/Makefile.in: Rebuild.
8316
d491d34e
ILT		 8317 * object.cc (Xindex::initialize_symtab_xindex): New function.
8318 (Xindex::read_symtab_xindex): New function.
8319 (Xindex::sym_xindex_to_shndx): New function.
8320 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8321 available.
8322 (Sized_relobj::do_initialize_xindex): New function.
8323 (Sized_relobj::do_read_symbols): Adjust section links.
8324 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8325 parameter. Change all callers.
8326 (Sized_relobj::include_section_group): Adjust section links and
8327 symbol section indexes.
8328 (Sized_relobj::do_layout): Adjust section links.
8329 (Sized_relobj::do_count_local_symbols): Adjust section links and
8330 symbol section indexes.
8331 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8332 ordinary and special symbols.
8333 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8334 dynsym_xindex parameters. Change all callers. Adjust section
8335 links. Use SHN_XINDEX when needed.
8336 (Sized_relobj::get_symbol_location_info): Adjust section links.
8337 Don't get fooled by special symbols.
8338 * object.h (class Xindex): Define.
8339 (class Object): Add xindex_ parameter. Declare virtual functoin
8340 do_initialize_xindex.
8341 (Object::adjust_sym_shndx): New function.
8342 (Object::set_xindex): New protected function.
8343 (class Symbol_value): Add is_ordinary_shndx_ field.
8344 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8345 (Symbol_value::value): Assert ordinary section.
8346 (Symbol_value::initialize_input_to_output_map): Likewise.
8347 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8348 Change all callers.
8349 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8350 all callers.
8351 (class Sized_relobj): Update declarations.
8352 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8353 parameter. Change all callers.
8354 (Sized_relobj::adjust_shndx): New function.
8355 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8356 field.
8357 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8358 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8359 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8360 (Sized_dynobj::read_dynsym_section): Adjust section links.
8361 (Sized_dynobj::read_dynamic): Likewise.
8362 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8363 section links.
8364 (Sized_dynobj::do_initialize_xindex): New function.
8365 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8366 do_initialize_xindex.
8367 (Sized_dynobj::adjust_shndx): New function.
8368 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8369 dynsym_xindex_ fields.
8370 (Layout::finalize): Add a call to set_section_indexes before
8371 creating the symtab sections.
8372 (Layout::set_section_indexes): Don't do anything if the section
8373 already has a section index.
8374 (Layout::create_symtab_sections): Add shnum parameter. Change
8375 caller. Create .symtab_shndx section if needed.
8376 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8377 caller.
8378 (Layout::allocated_output_section_count): New function.
8379 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8380 needed.
8381 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8382 fields. Update declarations.
8383 (Layout::symtab_xindex): New function.
8384 (Layout::dynsym_xindex): New function.
8385 (class Write_symbols_task): Add layout_ field.
8386 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8387 Change caller.
8388 * output.cc (Output_section_headers::Output_section_headers): Add
8389 shstrtab_section parameter. Change all callers.
8390 (Output_section_headers::do_sized_write): Store overflow values
8391 for section count and section string table section index in
8392 section header zero.
8393 (Output_file_header::do_sized_write): Check for overflow of
8394 section count and section string table section index.
8395 (Output_symtab_xindex::do_write): New function.
8396 (Output_symtab_xindex::endian_do_write): New function.
8397 * output.h (class Output_section_headers): Add shstrtab_section_.
8398 Update declarations.
8399 (class Output_symtab_xindex): Define.
8400 (Output_section::has_out_shndx): New function.
8401 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8402 field.
8403 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8404 Change all callers.
8405 (Sized_symbol::init): Likewise.
8406 (Symbol::output_section): Check for ordinary symbol.
8407 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8408 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8409 callers.
8410 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8411 Change all callers. Simplify handling of symbols from sections
8412 not included in the link.
8413 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8414 distinction.
8415 (Weak_alias_sorter::operator()): Assert that symbols are
8416 ordinary.
8417 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8418 distinction.
8419 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8420 parameters. Change all callers.
8421 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8422 symbol distinction. Use SHN_XINDEX when needed.
8423 (Symbol_table::write_section_symbol): Add symtab_xindex
8424 parameter. Change all callers.
8425 (Symbol_table::sized_write_section_symbol): Likewise. Use
8426 SHN_XINDEX when needed.
8427 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8428 declarations.
8429 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8430 (Symbol::is_defined): Check is_ordinary.
8431 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8432 (Symbol::is_absolute, Symbol::is_common): Likewise.
8433 (class Sized_symbol): Update declarations.
8434 (class Symbol_table): Update declarations.
8435 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8436 parameters. Change all callers.
8437 (Sized_symbol::override): Likewise.
8438 (Symbol_table::override): Likewise.
8439 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8440 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8441 is_ordinary, and orig_st_shndx parameters. Change all callers.
8442 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8443 to be in an ordinary section.
8444 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8445 object and is_ordinary parameters. Change all callers.
8446 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8447 Change all callers. Don't add undefined or non-ordinary symbols
8448 to reloc_map_.
8449 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8450 Change all callers.
8451 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8452 declarations.
8453 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8454 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8455 (Sized_relobj::relocate_sections): Likewise.
8456 * target-reloc.h (scan_relocs): Adjust section symbol index.
8457 (scan_relocatable_relocs): Likewise.
8458 * i386.cc (Scan::local): Check for ordinary symbols.
8459 * sparc.cc (Scan::local): Likewise.
8460 * x86_64.cc (Scan::local): Likewise.
8461 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8462 to symbol_section_and_value.
8463 * testsuite/many_sections_test.cc: New file.
8464 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8465 (check_PROGRAMS): Add many_sections_test.
8466 (many_sections_test_SOURCES): Define.
8467 (many_sections_test_DEPENDENCIES): Define.
8468 (many_sections_test_LDFLAGS): Define.
8469 (BUILT_SOURCES): Add many_sections_define.h.
8470 (many_sections_define.h): New target.
8471 (BUILT_SOURCES): Add many_sections_check.h.
8472 (many_sections_check.h): New target.
8473 (check_PROGRAMS): Add many_sections_r_test.
8474 (many_sections_r_test_SOURCES): Define.
8475 (many_sections_r_test_DEPENDENCIES): Define.
8476 (many_sections_r_test_LDFLAGS): Define.
8477 (many_sections_r_test_LDADD): Define.
8478 (many_sections_r_test.o): New target.
8479 * testsuite/Makefile.in: Rebuild.
8480
c5818ff1
CC		 84812008-04-17 Cary Coutant <ccoutant@google.com>
8482
8483 * errors.cc (Errors::info): New function.
8484 (gold_info): New function.
8485 * errors.h (Errors::info): New function.
8486 * gold.h (gold_info): New function.
8487 * object.cc (Input_objects::add_object): Print trace output.
8488 * options.cc (options::parse_set): New function.
8489 (General_options::parse_wrap): Deleted.
8490 (General_options::General_options): Deleted initializer.
8491 * options.h (options::String_set): New typedef.
8492 (options::parse_set): New function.
8493 (DEFINE_set): New macro.
8494 (General_options::wrap): Changed to use DEFINE_set. Changed
8495 callers of any_wrap_symbols and is_wrap_symbol.
8496 (General_options::trace, General_options::trace_symbol):
8497 New options.
8498 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8499 (General_options::wrap_symbols_): Deleted.
8500 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8501
b5be4a7c
DM		 85022008-04-17 David S. Miller <davem@davemloft.net>
8503
8504 * options.cc (General_options::parse_V): New function.
8505 * options.h: Add entries for -V and -Qy.
8506
155a0dd7
ILT		 85072008-04-17 Ian Lance Taylor <iant@google.com>
8508
8509 * common.cc (Symbol_table::allocate_commons): Remove options
8510 parameter. Change caller.
8511 (Symbol_table::do_allocate_commons): Remove options parameter.
8512 Change caller. Just call do_allocate_commons_list twice.
8513 (Symbol_table::do_allocate_commons_list): New function, broken out
8514 of do_allocate_commons.
8515 * common.h (class Allocate_commons_task): Remove options_ field.
8516 Update constructor.
8517 * symtab.cc (Symbol_table::Symbol_table): Initialize
8518 tls_commons_.
8519 (Symbol_table::add_from_object): Put TLS common symbols on
8520 tls_commons_ list.
8521 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8522 which are IN_OUTPUT_DATA.
8523 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8524 allocate_commons and do_allocate_commons declarations. Declare
8525 do_allocate_commons_list.
8526 * gold.cc (queue_middle_tasks): Update creation of
8527 Allocate_commons_task to not pass options.
8528 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8529 (TLS_TEST_C_FLAGS): New variable.
8530 (tls_test_c_pic.o): New target.
8531 (tls_test_shared.so): Link in tls_test_c_pic.o.
8532 (tls_test_c_pic_ie.o): New target.
8533 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8534 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8535 (tls_test_c.o): New target.
8536 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8537 (tls_pic_test_LDADD): Likewise.
8538 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8539 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8540 (tls_test_c_gnu2.o): New target.
8541 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8542 tls_test_c_gnu2.o.
8543 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8544 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8545 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8546 * testsuite/tls_test.cc: Include "config.h".
8547 (t_last): Call t11_last.
8548 * testsuite/tls_test.h (t11, t11_last): Declare.
8549 * testsuite/tls_test_c.c: New file.
8550 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8551 * configure.ac: Check for OpenMP support.
8552 * configure, config.in, Makefile.in: Rebuild.
8553 * testsuite/Makefile.in: Rebuild.
8554
edfbb029
CC		 85552008-04-16 Cary Coutant <ccoutant@google.com>
8556
8557 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8558 (Target_i386::tls_base_symbol_defined_): New field.
8559 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8560 (Target_i386::Scan::global): Likewise.
8561 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8562 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8563 (Target_x86_64::tls_base_symbol_defined_): New field.
8564 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8565 (Target_x86_64::Scan::global): Likewise.
8566
f3c69fca
CC		 85672008-04-16 Cary Coutant <ccoutant@google.com>
8568
8569 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8570 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8571 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8572 building shared libraries.
8573 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8574 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8575 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8576 * testsuite/Makefile.in: Rebuild.
8577 * testsuite/weak_undef.h: New file.
8578 * testsuite/weak_undef_file1.cc: Add extra test cases.
8579 * testsuite/weak_undef_file2.cc: Likewise.
8580 * testsuite/weak_undef_test.cc: Likewise.
8581
7c414435
DM		 85822008-04-16 David S. Miller <davem@davemloft.net>
8583
32b769e1
DM		 8584 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8585 Add issued_non_pic_error_ field. Declare check_non_pic.
8586 (Target_sparc::Scan::check_non_pic): New function.
8587 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8588 (Target_sparc::Scan::global): Likewise.
8589
11936fb1
DM		 8590 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8591 * configure: Rebuild.
8592
7c414435
DM		 8593 * options.h (DEFINE_enable): New macro.
8594 (new_dtags): New enable option.
8595 (initfirst, interpose, loadfltr, nodefaultlib,
8596 nodelete, nodlopen, nodump): New -z options.
8597 * layout.cc (Layout:finish_dynamic_section): If new
8598 dtags enabled, emit DT_RUNPATH. Also, emit a
8599 DT_FLAGS_1 containing any specified -z flags.
8600
85c7bf8b
ILT		 86012008-04-16 Ian Lance Taylor <iant@google.com>
8602
12c0daef
ILT		 8603 * copy-relocs.cc: New file.
8604 * copy-relocs.h: New file.
8605 * reloc.cc: Remove Copy_relocs code.
8606 * reloc.h: Likewise.
8607 * reloc-types.h (struct Reloc_types) [both versions]: Add
8608 get_reloc_addend_noerror.
8609 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8610 variants of add_global which take an addend which must be zero.
8611 * i386.cc: Include "copy-relocs.h".
8612 (class Target_i386): Change type of copy_relocs_ to variable,
8613 update initializer.
8614 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8615 Change all callers.
8616 (Target_i386::do_finalize_sections): Change handling of
8617 copy_relocs_.
8618 * sparc.cc: Include "copy-relocs.h".
8619 (class Target_sparc): Change type of copy_relocs_ to variable,
8620 update initializer.
8621 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8622 Change all callers.
8623 (Target_sparc::do_finalize_sections): Change handling of
8624 copy_relocs_.
8625 * x86_64.cc: Include "copy-relocs.h".
8626 (class Target_x86_64): Change type of copy_relocs_ to variable,
8627 update initializer.
8628 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8629 class. Change all callers.
8630 (Target_x86_64::do_finalize_sections): Change handling of
8631 copy_relocs_.
8632 * Makefile.am (CCFILES): Add copy-relocs.cc.
8633 (HFILES): Add copy-relocs.h.
8634
4f4995b6
ILT		 8635 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8636
85c7bf8b
ILT		 8637 * testsuite/script_test_4.sh: Permit leading zeroes.
8638
4f2a9edd
ILT		 86392008-04-15 Ian Lance Taylor <iant@google.com>
8640
e6188289
ILT		 8641 * script-sections.cc (Script_sections::create_segments): Use
8642 header_size_adjustment even when there is enough room for the
8643 headers.
8644 * testsuite/script_test_4.sh: New file.
8645 * testsuite/script_test_4.t: New file.
8646 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8647 (check_DATA): Add script_test_4.stdout.
8648 (MOSTLYCLEANFILES): Likewise.
8649 (script_test_4): New target.
8650 (script_test_4.stdout): New target.
8651 * testsuite/Makefile.in: Rebuild.
8652
4f2a9edd
ILT		 8653 * sparc.cc: Add definitions for Output_data_plt_sparc class
8654 constants.
8655
f5314dd5
DM		 86562008-04-14 David S. Miller <davem@davemloft.net>
8657
8658 * sparc.cc: New file.
8659 * Makefile.am (TARGETSOURCES): Add sparc.cc
8660 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8661 * configure.tgt: Document targ_extra_size and
8662 targ_extra_big_endian. Add entries for sparc-* and
8663 sparc64-*.
8664 * configure.ac: Handle targ_extra_size and
8665 targ_extra_big_endian.
8666 * Makefile.in: Rebuild.
8667 * configure: Likewise.
8668 * po/POTFILES.in: Likewise.
8669 * po/gold.pot: Likewise.
8670
154e0e9a
ILT		 86712008-04-14 Ian Lance Taylor <iant@google.com>
8672
8673 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8674 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8675 in the name/type/flags to section mapping. Don't call
8676 allocate_output_section.
8677 (Layout::choose_output_section): Change parameter from adjust_name
8678 to is_input_section. Don't permit input sections after sections
8679 are attached to segments. Don't call allocate_output_section.
8680 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8681 not write_enable_output_section.
8682 (Layout::make_output_section): Don't push to
8683 unattached_section_list_ nor call attach_to_segment. Call
8684 attach_section_to_segment if sections are attached.
8685 (Layout::attach_sections_to_segments): New function.
8686 (Layout::attach_section_to_segment): New function.
8687 (Layout::attach_allocated_section_to_segment): Rename from
8688 attach_to_segment. Remove flags parameter.
8689 (Layout::allocate_output_section): Remove function.
8690 (Layout::write_enable_output_section): Remove function.
8691 * layout.h (class Layout): Update for above changes. Add new
8692 field sections_are_attached_.
8693 * output.h (Output_section::update_flags_for_input_section): New
8694 function.
8695 * output.cc (Output_section::add_input_section): Call
8696 update_flags_for_input_section.
8697 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8698
009a67a2
CC		 86992008-04-11 Cary Coutant <ccoutant@google.com>
8700
8701 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8702 thought unnecessary.
8703 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8704
759b1a24
ILT		 87052008-04-11 Ian Lance Taylor <iant@google.com>
8706
8707 * output.h (class Output_section_data): Remove inline definition
8708 of set_addralign.
8709 * output.cc (Output_section_data::set_addralign): New function.
8710
c2b45e22
CC		 87112008-04-11 Cary Coutant <ccoutant@google.com>
8712
8713 Add support for TLS descriptors for i386 and x86_64.
8714 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8715 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8716 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8717 GOT_TYPE_TLS_DESC.
8718 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8719 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8720 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8721 relocations.
8722 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8723 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8724 Fix problem with initial-exec relocations.
8725 (Target_i386::Relocate::relocate_tls): Likewise.
8726 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8727 relaxation.
8728 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8729 support for section-plus-offset dynamic table entries.
8730 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8731 (Output_data_dynamic::Dynamic_entry): Add support for
8732 section-plus-offset dynamic table entries.
8733 (Output_data_dynamic::Classification): Likewise.
8734 (Output_data_dynamic::classification_): Renamed offset_.
8735 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8736 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8737 (Target_x86_64::make_plt_section): New function.
8738 (Target_x86_64::reserve_tlsdesc_entries): New function.
8739 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8740 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8741 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8742 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8743 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8744 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8745 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8746 add extra PLT entry for TLS descriptors.
8747 (Output_data_plt_x86_64::got_): New field.
8748 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8749 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8750 fields.
8751 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8752 descriptors.
8753 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8754 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8755 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8756 R_386_TLS_DESC_CALL relocations.
8757 (Target_x86_64::Scan::global): Likewise.
8758 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8759 for TLS descriptors.
8760 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8761 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8762 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8763 GD-to-IE relaxation.
8764 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8765 and TLS_DESCRIPTORS.
8766 * Makefile.in: Rebuild.
8767 * configure: Rebuild.
8768 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8769 (tls_test_shared2.so): New target.
8770 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8771 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8772 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8773 (tls_shared_gd_to_ie_test_LDADD): New variable.
8774 (tls_shared_gnu2_gd_to_ie_test): New target.
8775 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8776 New targets.
8777 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8778 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8779 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8780 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8781 (tls_shared_gnu2_test): New target.
8782 (tls_test_gnu2_shared.so): New target.
8783 (tls_shared_gnu2_test_SOURCES): New variable.
8784 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8785 (tls_shared_gnu2_test_LDFLAGS): New variable.
8786 (tls_shared_gnu2_test_LDADD): New variable.
8787 * testsuite/Makefile.in: Rebuild.
8788 * testsuite/Makefile.
8789
83bfb6b7
ILT		 87902008-04-11 Ian Lance Taylor <iant@google.com>
8791
8792 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8793 justsyms.t.
8794 * testsuite/Makefile.in: Rebuild.
8795
8796 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8797 long.
8798 * testsuite/script_test_2.cc (main): Adjust test.
8799
706e1f5e
ILT		 88002008-04-11 David S. Miller <davem@davemloft.net>
8801 Ian Lance Taylor <iant@google.com>
8802
8803 * options.h (General_options): Add entries for '-Y' and
8804 '-relax'.
8805 * options.cc (General_options:finalize): If -Y was used, add those
8806 entries to the library path instead of the default "/lib" and
8807 "/usr/lib".
8808
7c98e6bb
DM		 88092008-04-11 David S. Miller <davem@davemloft.net>
8810
8811 * testsuite/justsyms.t: Start at 0x100.
8812 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 8813 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8814 long.
8815 * testsuite/script_test_2.cc: Adjust string and section length
8816 checks.
7c98e6bb 8817
99a37bfd
ILT		 88182008-04-09 Ian Lance Taylor <iant@google.com>
8819
2cefc357
ILT		 8820 PR gold/5996
8821 * script-sections.cc (Sections_element::allocate_to_segment): Add
8822 orphan parameter.
8823 (Output_section_definition::allocate_to_segment): Likewise.
8824 (Orphan_output_section::allocate_to_segment): Likewise.
8825 (Script_sections::attach_sections_using_phdrs_clause): Don't
8826 propagate non-PT_LOAD segments to orphan sections.
8827 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8828 readelf rather than objdump.
8829 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8830 .interp section and PT_INTERP segment are the same size.
8831 * testsuite/Makefile.in: Rebuild.
8832
99a37bfd
ILT		 8833 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8834 aliases for symbols defined in the same object.
8835 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8836 (weak_alias_test_SOURCES): New variable.
8837 (weak_alias_test_DEPENDENCIES): New variable.
8838 (weak_alias_test_LDFLAGS): New variable.
8839 (weak_alias_test_LDADD): New variable.
8840 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8841 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8842 (weak_alias_test_3.o): New target.
8843 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8844 * testsuite/weak_alias_test_main.cc: New file.
8845 * testsuite/weak_alias_test_1.cc: New file.
8846 * testsuite/weak_alias_test_2.cc: New file.
8847 * testsuite/weak_alias_test_3.cc: New file.
8848
780e49c5
ILT		 88492008-04-08 Ian Lance Taylor <iant@google.com>
8850
cdb0b8f5
ILT		 8851 * options.h (class General_options): Add --noinhibit-exec option.
8852 * main.cc (main): Check --noinhibit-exec.
8853
0864d551
ILT		 8854 * options.h (class General_options): Define --wrap as a special
8855 option. Add wrap_symbols_ field.
8856 (General_options::any_wrap_symbols): New function.
8857 (General_options::is_wrap_symbol): New function.
8858 * options.cc (General_options::parse_wrap): New function.
8859 (General_options::General_options): Initialize wrap_symbols_.
8860 * symtab.cc (Symbol_table::wrap_symbol): New function.
8861 (Symbol_table::add_from_object): Handle --wrap.
8862 * symtab.h (class Symbol_table): Declare wrap_symbol.
8863 * target.h (Target::wrap_char): New function.
8864 (Target::Target_info): Add wrap_char field.
8865 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8866 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8867 * testsuite/testfile.cc (Target_test::test_target_info):
8868 Likewise.
8869
789aa6de
ILT		 8870 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8871 there is one.
8872
2c38906f
ILT		 8873 * layout.h (class Layout): Add added_eh_frame_data_ field.
8874 * layout.cc (Layout::Layout): Initialize new field.
8875 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8876 output section until we find a section we merged successfully.
8877 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8878 that the size be non-zero.
8879
780e49c5
ILT		 8880 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8881 qualifier.
8882
7fcd0256
ILT		 88832008-04-08 Craig Silverstein <csilvers@google.com>
8884
8885 * configure.ac: Export new conditional variable HAVE_ZLIB.
8886 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8887 on HAVE_ZLIB.
8888 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8889 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8890
6835af53
ILT		 88912008-04-07 Ian Lance Taylor <iant@google.com>
8892
e24f324c
ILT		 8893 * version.cc (version_string): Set to "1.5".
8894
a036edd8
ILT		 8895 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8896 Add issued_non_pic_error_ field. Declare check_non_pic.
8897 (Target_x86_64::Scan::check_non_pic): New function.
8898 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8899 (Target_x86_64::Scan::global): Likewise.
8900
624f8810
ILT		 8901 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8902 addend parameter. Change caller. Handle merge sections.
8903 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8904 Address to Addend. Don't add in the result of
8905 local_section_offset, pass down the addend and use the returned
8906 value.
8907 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8908 Update declarations of local_section_offset and symbol_value.
8909 * testsuite/two_file_test_1.cc (t18): New function.
8910 * testsuite/two_file_test_2.cc (f18): New function.
8911 * testsuite/two_file_test_main.cc (main): Call t18.
8912 * testsuite/two_file_test.h (t18, f18): Declare.
8913
6835af53
ILT		 8914 * configure.ac: Don't test for objdump, c++filt, or readelf.
8915 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8916 conditionals.
8917 (TEST_READELF): New variable.
8918 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8919 (check_PROGRAMS): Add two_file_strip_test.
8920 (two_file_strip_test): New target.
8921 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8922 (two_file_same_shared_strip_test_SOURCES): New variable.
8923 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8924 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8925 (two_file_same_shared_strip_test_LDADD): New variable.
8926 (two_file_shared_strip.so): New target.
8927 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8928 (ver_test_5.syms, ver_test_7.syms): Likewise.
8929 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8930 (strip_test_3.stdout): Use TEST_OBJDUMP.
8931 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8932
86925eef
CC		 89332008-04-04 Cary Coutant <ccoutant@google.com>
8934
8935 * symtab.h (Symbol::is_weak_undefined): New function.
8936 (Symbol::is_strong_undefined): New function.
8937 (Symbol::is_absolute): New function.
8938 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8939 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8940 absolute symbols.
8941 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8942 (weak_undef_test): New target.
8943 * testsuite/Makefile.in: Rebuild.
8944 * testsuite/weak_undef_file1.cc: New file.
8945 * testsuite/weak_undef_file2.cc: New file.
8946 * testsuite/weak_undef_test.cc: New file.
8947
126f3ece
ILT		 89482008-04-03 Craig Silverstein <csilvers@google.com>
8949
8950 * compressed_output.h (class Output_compressed_section): Use
8951 unsigned buffer.
8952 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8953 add zlib header.
8954 (zlib_compressed_suffix): Removed.
8955 (Output_compressed_section::set_final_data_size): Use unsigned
8956 buffers.
8957 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8958 Fix linker invocation.
8959 (flagstest_o_specialfile_and_compress_debug_sections):
8960 Likewise.
8961 * testsuite/Makefile.in: Regenerated.
8962
deae2a14
DM		 89632008-04-02 David S. Miller <davem@davemloft.net>
8964
8965 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8966 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8967
70752818
ILT		 89682008-04-02 Craig Silverstein <csilvers@google.com>
8969
8970 * TODO: New file.
8971
39d0cb0e
ILT		 89722008-04-02 Ian Lance Taylor <iant@google.com>
8973
8974 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8975 parameters. Update for new key type to views_. Change all
8976 callers.
8977 (File_read::read): Adjust for byteshift in returned view.
8978 (File_read::add_view): New function, broken out of
8979 find_and_make_view.
8980 (File_read::make_view): New function, broken out of
8981 find_and_make_view.
8982 (File_read::find_or_make_view): Add offset and aligned
8983 parameters. Rewrite accordingly. Change all callers.
8984 (File_read::get_view): Add offset and aligned parameters. Adjust
8985 for byteshift in return value.
8986 (File_read::get_lasting_view): Likewise.
8987 * fileread.h (class File_read): Update declarations.
8988 (class File_read::View): Add byteshift_ field. Add byteshift to
8989 constructor. Add byteshift method.
8990 * archive.h (Archive::clear_uncached_views): New function.
8991 (Archive::get_view): Add aligned parameter. Change all callers.
8992 * object.h (Object::get_view): Add aligned parameter. Change all
8993 callers.
8994 (Object::get_lasting_view): Likewise.
8995
8996 * fileread.cc (File_read::release): Don't call clear_views if
8997 there are multiple objects.
8998 * fileread.h (File_read::clear_uncached_views): New function.
8999 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9000 on the archive.
9001
a1207466
CC		 90022008-03-31 Cary Coutant <ccoutant@google.com>
9003
9004 Add thin archive support.
9005 * archive.cc (Archive::armagt): New const.
9006 (Archive::setup): Remove task parameter and calls to unlock.
9007 (Archive::unlock_nested_archives): New function.
9008 (Archive::read_header): Add nested_off parameter. Change
9009 all callers.
9010 (Archive::interpret_header): Likewise.
9011 (Archive::include_all_members): Change to handle thin
9012 archives.
9013 (Archive::include_member): Likewise.
9014 * archive.h (Archive::Archive): Add new parameters and
9015 initializers.
9016 (Archive::armagt): New const.
9017 (Archive::setup): Remove task parameter.
9018 (Archive::unlock_nested_archives): New function.
9019 (Archive::read_header): Add nested_off parameter.
9020 (Archive::interpret_header): Likewise.
9021 (Archive::Nested_archive_table): New typedef.
9022 (Archive::is_thin_archive_): New field.
9023 (Archive::nested_archives_): New field.
9024 (Archive::options_): New field.
9025 (Archive::dirpath_): New field.
9026 (Archive::task_): New field.
9027 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9028 for thin archives. Pass additional parameters to
9029 Archive::Archive. Unlock the archive file after calling
9030 Archive::setup.
cd536b21 9031
479f6503
ILT		 90322008-03-29 Ian Lance Taylor <iant@google.com>
9033
686c8caf
ILT		 9034 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9035 version symbol to be local.
9036 * testsuite/ver_test_4.sh: New file.
9037 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9038 (check_DATA): Add ver_test_4.syms.
9039 (ver_test_4.syms): New target.
9040 * testsuite/Makefile.in: Rebuild.
9041
ab794b6b
ILT		 9042 * output.cc
9043 (Output_section::Input_section_sort_entry::has_priority): New
9044 function.
9045 (Output_section::Input_section_sort_entry::match_file_name): New
9046 function.
9047 (Output_section::Input_section_sort_entry::match_section_name):
9048 Remove.
9049 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9050 Remove.
9051 (Output_section::Input_section_sort_entry::match_section_file):
9052 Remove.
9053 (Output_section::Input_section_sort_compare::operator()): Rewrite
9054 using new Input_section_sort_entry functions. Sort crtbegin and
9055 crtend first. Sort sections with no priority before sections with
9056 a priority.
9057 * testsuite/initpri1.c (d3): Check j != 4.
9058 (cd5): New constructor/destructor function.
9059 (main): Check j != 2.
9060
479f6503
ILT		 9061 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9062 new symbol when resolving, don't call set_is_default.
9063 * testsuite/ver_test_7.cc: New file.
9064 * testsuite/ver_test_7.sh: New file.
9065 * testsuite/Makefile.am (ver_test_7.so): New target.
9066 (ver_test_7.o): New target.
9067 (check_SCRIPTS): Add ver_test_7.sh.
9068 (check_DATA): Add ver_test_7.syms.
9069 (ver_test_7.syms): New target.
9070
2fd32231
ILT		 90712008-03-28 Ian Lance Taylor <iant@google.com>
9072
9073 * layout.cc (Layout::layout): If we see an input section with a
9074 name that needs sorting, set the must_sort flag for the output
9075 section.
9076 (Layout::make_output_section): If the name of the output section
9077 indicates that it might require sorting, set the may_sort flag.
9078 * output.h (Output_section::may_sort_attached_input_sections): New
9079 function.
9080 (Output_section::set_may_sort_attached_input_sections): New
9081 function.
9082 (Output_section::must_sort_attached_input_sections): New
9083 function.
9084 (Output_section::set_must_sort_attached_input_sections): New
9085 function.
9086 (class Output_section): Declare Input_section_sort_entry. Define
9087 Input_section_sort_compare. Declare
9088 sort_attached_input_sections. Add new fields:
9089 may_sort_attached_input_sections_,
9090 must_sort_attached_input_sections_,
9091 attached_input_sections_are_sorted_.
9092 * output.cc (Output_section::Output_section): Initialize new
9093 fields.
9094 (Output_section::add_input_section): Add an entry to
9095 input_sections_ if may_sort or must_sort are true.
9096 (Output_section::set_final_data_size): Call
9097 sort_attached_input_sections if necessary.
9098 (Output_section::Input_section_sort_entry): Define new class.
9099 (Output_section::Input_section_sort_compare::operator()): New
9100 function.
9101 (Output_section::sort_attached_input_sections): New function.
9102 * configure.ac: Check whether the compiler supports constructor
9103 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9104 * testsuite/initpri1.c: New file.
9105 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9106 CONSTRUCTOR_PRIORITY.
9107 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9108 (initpri1_LDFLAGS): New variable.
9109 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9110
18e6b24e
ILT		 91112008-03-27 Ian Lance Taylor <iant@google.com>
9112
49bdd526
ILT		 9113 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9114 * testsuite/common_test_1.c: New file.
9115 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9116 (common_test_1_SOURCES): New variable.
9117 (common_test_1_DEPENDENCIES): New variable.
9118 (common_test_1_LDFLAGS): New variable.
9119
18e6b24e
ILT		 9120 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9121 and commons_ correctly when NAME/VERSION does not override
9122 NAME/NULL.
9123 * testsuite/ver_test_6.c: New file.
9124 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9125 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9126 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9127
04bf7072
ILT		 91282008-03-26 Ian Lance Taylor <iant@google.com>
9129
5871526f
ILT		 9130 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9131 of an undefined symbol from a version script.
9132 * testsuite/Makefile.am (ver_test_5.so): New target.
9133 (ver_test_5.o): New target.
9134 (check_SCRIPTS): Add ver_test_5.sh.
9135 (check_DATA): Add ver_test_5.syms.
9136 (ver_test_5.syms): New target.
9137 * testsuite/ver_test_5.cc: New file.
9138 * testsuite/ver_test_5.script: New file.
9139 * testsuite/ver_test_5.sh: New file.
9140 * Makefile.in, testsuite/Makefile.in: Rebuild.
9141
04bf7072
ILT		 9142 PR gold/5986
9143 Fix problems building gold with gcc 4.3.0.
9144 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9145 (gold_error_at_location, gold_warning_at_location): Use it.
9146 * configure.ac: Check whether we can compile and use a template
9147 function with a printf attribute.
9148 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9149 when jumping over bytes.
9150 * object.cc: Instantiate Object::read_section_data.
9151 * debug.h: Include <cstring>
9152 * dwarf_reader.cc: Include <algorithm>
9153 * main.cc: Include <cstring>.
9154 * options.cc: Include <cstring>.
9155 * output.cc: Include <cstring>.
9156 * script.cc: Include <cstring>.
9157 * script.h: Include <string>.
9158 * symtab.cc: Include <cstring> and <algorithm>.
9159 * target-select.cc: Include <cstring>.
9160 * version.cc: Include <string>.
9161 * testsuite/testmain.cc: Include <cstdlib>.
9162 * configure, config.in: Rebuild.
9163
874c5b28
ILT		 91642008-03-25 Ian Lance Taylor <iant@google.com>
9165
819d6c3a
ILT		 9166 * options.cc: Include "../bfd/bfdver.h".
9167 (options::help): Print bug reporting address.
9168
f4b2c6f5
ILT		 9169 * version.cc (print_version): Adjust output for current value of
9170 BFD_VERSION_STRING.
9171
9172 * NEWS: New file.
9173
e96caa79
ILT		 9174 * options.cc (options::help): Print list of supported targets.
9175 * target-select.h: Include <vector>.
9176 (class Target_selector): Make machine_, size_, and is_big_endian_
9177 fields const. Add bfd_name_ and instantiated_target_ fields.
9178 (Target_selector::Target_selector): Add bfd_name parameter.
9179 (Target_selector::recognize): Make non-virtual, call
9180 do_recognize.
9181 (Target_selector::recognize_by_name): Make non-virtual, call
9182 do_recognize_by_name.
9183 (Target_selector::supported_names): New function.
9184 (Target_selector::bfd_name): New function.
9185 (Target_selector::do_instantiate_target): New pure virtual
9186 function.
9187 (Target_selector::do_recognize): New virtual function.
9188 (Target_selector::do_recognize_by_name): New virtual function.
9189 (Target_selector::instantiate_target): New private function.
9190 (supported_target_names): Declare.
9191 * target-select.cc (Target_selector::Target_selector): Update for
9192 new parameter and fields.
9193 (select_target_by_name): Check that the name matches before
9194 calling recognize_by_name.
9195 (supported_target_names): New function.
9196 * i386.cc (class Target_selector_i386): Update Target_selector
9197 constructor call. Remove recognize and recognize_by_name. Add
9198 do_instantiate_target.
9199 * x86_64.cc (class Target_selector_x86_64): Likewise.
9200 * testsuite/testfile.cc (class Target_selector_test): Update for
9201 changes to Target_selector.
9202
874c5b28
ILT		 9203 * README: Rewrite, with some notes on unsupported features.
9204
0a65a3a7
CC		 92052008-03-24 Cary Coutant <ccoutant@google.com>
9206
9207 * i386.cc (Target_i386::Got_type): New enum declaration.
9208 (Target_i386::Scan::local): Updated callers of Output_data_got
9209 member functions.
9210 (Target_i386::Scan::global): Likewise.
9211 (Target_i386::Relocate::relocate): Likewise.
9212 (Target_i386::Relocate::relocate_tls): Likewise.
9213 * object.h (Got_offset_list): New class.
9214 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9215 (Sized_relobj::local_got_offset): Likewise.
9216 (Sized_relobj::set_local_got_offset): Likewise.
9217 (Sized_relobj::local_has_tls_got_offset): Removed.
9218 (Sized_relobj::local_tls_got_offset): Removed.
9219 (Sized_relobj::set_local_tls_got_offset): Removed.
9220 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9221 * output.cc (Output_data_got::add_global): Added got_type parameter.
9222 (Output_data_got::add_global_with_rel): Likewise.
9223 (Output_data_got::add_global_with_rela): Likewise.
9224 (Output_data_got::add_global_pair_with_rel): New function.
9225 (Output_data_got::add_global_pair_with_rela): New function.
9226 (Output_data_got::add_local): Added got_type parameter.
9227 (Output_data_got::add_local_with_rel): Likewise.
9228 (Output_data_got::add_local_with_rela): Likewise.
9229 (Output_data_got::add_local_pair_with_rel): New function.
9230 (Output_data_got::add_local_pair_with_rela): New function.
9231 (Output_data_got::add_global_tls): Removed.
9232 (Output_data_got::add_global_tls_with_rel): Removed.
9233 (Output_data_got::add_global_tls_with_rela): Removed.
9234 (Output_data_got::add_local_tls): Removed.
9235 (Output_data_got::add_local_tls_with_rel): Removed.
9236 (Output_data_got::add_local_tls_with_rela): Removed.
9237 * output.h (Output_data_got::add_global): Added got_type parameter.
9238 (Output_data_got::add_global_with_rel): Likewise.
9239 (Output_data_got::add_global_with_rela): Likewise.
9240 (Output_data_got::add_global_pair_with_rel): New function.
9241 (Output_data_got::add_global_pair_with_rela): New function.
9242 (Output_data_got::add_local): Added got_type parameter.
9243 (Output_data_got::add_local_with_rel): Likewise.
9244 (Output_data_got::add_local_with_rela): Likewise.
9245 (Output_data_got::add_local_pair_with_rel): New function.
9246 (Output_data_got::add_local_pair_with_rela): New function.
9247 (Output_data_got::add_global_tls): Removed.
9248 (Output_data_got::add_global_tls_with_rel): Removed.
9249 (Output_data_got::add_global_tls_with_rela): Removed.
9250 (Output_data_got::add_local_tls): Removed.
9251 (Output_data_got::add_local_tls_with_rel): Removed.
9252 (Output_data_got::add_local_tls_with_rela): Removed.
9253 * resolve.cc (Symbol::override_base_with_special): Removed
9254 reference to has_got_offset_ field.
9255 * symtab.cc (Symbol::init_fields): Replaced initialization
9256 of got_offset_ with got_offsets_. Removed initialization
9257 of has_got_offset_
53fcba31 9258 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9259 (Symbol::got_offset): Likewise.
9260 (Symbol::set_got_offset): Likewise.
9261 (Symbol::has_tls_got_offset): Removed.
9262 (Symbol::tls_got_offset): Removed.
9263 (Symbol::set_tls_got_offset): Removed.
9264 (Symbol::got_offset_): Removed.
9265 (Symbol::tls_mod_got_offset_): Removed.
9266 (Symbol::tls_pair_got_offset_): Removed.
9267 (Symbol::got_offsets_): New field.
9268 (Symbol::has_got_offset): Removed.
9269 (Symbol::has_tls_mod_got_offset): Removed.
9270 (Symbol::has_tls_pair_got_offset): Removed.
9271 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9272 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9273 member functions.
9274 (Target_x86_64::Scan::global): Likewise.
9275 (Target_x86_64::Relocate::relocate): Likewise.
9276 (Target_x86_64::Relocate::relocate_tls): Likewise.
9277
bd52eafb
BE		 92782008-03-25 Ben Elliston <bje@au.ibm.com>
9279
9280 * yyscript.y: Fix spelling error in comment.
9281
8b105e34
ILT		 92822008-03-24 Ian Lance Taylor <iant@google.com>
9283
8ed814a9
ILT		 9284 * options.h (class General_options): Define build_id option.
9285 * layout.h (class Layout): Declare write_build_id, create_note,
9286 create_build_id. Add build_id_note_ member.
9287 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9288 "libiberty.h", "md5.h", "sha1.h".
9289 (Layout::Layout): Initialize eh_frame_data_,
9290 eh_frame_hdr_section_, and build_id_note_.
9291 (Layout::finalize): Call create_build_id.
9292 (Layout::create_note): New function, broken out of
9293 Layout::create_gold_note.
9294 (Layout::create_gold_note): Call create_note.
9295 (Layout::create_build_id): New function.
9296 (Layout::write_build_id): New function.
9297 (Close_task_runner::run): Call write_build_id.
9298
8b105e34
ILT		 9299 * x86_64.cc: Correct license to GPLv3.
9300
086a1841
ILT		 93012008-03-23 Ian Lance Taylor <iant@google.com>
9302
9303 * options.cc: Include "demangle.h".
9304 (parse_optional_string): New function.
9305 (parse_long_option): Handle takes_optional_argument.
9306 (parse_short_option): Update dash_z initializer. Handle
9307 takes_optional_argument.
9308 (General_options::General_options): Initialize do_demangle_.
9309 (General_options::finalize): Set do_demangle_. Handle demangling
9310 style.
9311 * options.h (parse_optional_string): Declare.
9312 (struct One_option): Add optional_arg field. Update constructor.
9313 Update call constructor calls. Add takes_optional_argument
9314 function.
9315 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9316 (DEFINE_optional_string): Define.
9317 (General_options::demangle): Change from DEFINE_bool to
9318 DEFINE_optional_string.
9319 (General_options::no_demangle): New function.
9320 (General_options::do_demangle): New function.
9321 (General_options::set_do_demangle): New function.
9322 (General_options::execstack_status_): Move definition to end of
9323 class definition.
9324 (General_options::static_): Likewise.
9325 (General_options::do_demangle_): New field.
9326 * object.cc (big_endian>::get_symbol_location_info): Call
9327 Options::do_demangle, not Options::demangle.
9328 * symtab.cc (demangle): Likewise.
9329
cbb93e63
ILT		 93302008-03-22 Ian Lance Taylor <iant@google.com>
9331
9332 * gold.h: Include <cstddef> and <sys/types.h>
9333 * options.h: Include <cstring>.
9334
ec531623
ILT		 93352008-03-21 Ian Lance Taylor <iant@google.com>
9336
9337 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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